last executing test programs: 20.746003327s ago: executing program 0 (id=1): openat$snapshot(0xffffffffffffff9c, &(0x7f0000000180), 0x1, 0x0) 20.659162939s ago: executing program 1 (id=2): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r2 = bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x6, 0x3, &(0x7f0000000480)=ANY=[@ANYBLOB="1800000002000000000000000000000095"], &(0x7f0000000500)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x15, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000004c0)={'veth1_virt_wifi\x00', 0x0}) r4 = bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f00000002c0)={r2, r3, 0x25, 0x4, @val=@tcx}, 0x1c) r5 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000009c0)=@newlink={0x28, 0x10, 0xc362e63b3f31ba5f, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x20080, 0x80e1}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) bpf$LINK_DETACH(0x22, &(0x7f0000000000)=r4, 0x4) close_range(r1, 0xffffffffffffffff, 0x0) 20.65757235s ago: executing program 3 (id=4): mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000000140)='./dev\x00', &(0x7f0000000180)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x47, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004051045f500001010203020902350001020080300904000005ff0000000705810200020007050102000200070582020002000705020200020007058303"], 0x0) openat(0xffffffffffffff9c, &(0x7f0000000200)='./dev/ttyUSB0\x00', 0x2, 0x0) 20.61711336s ago: executing program 2 (id=3): openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0\x00', 0x41, 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000140), 0x42, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x10, &(0x7f0000002140)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r0, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x20, 0x0) write$FUSE_INIT(r0, &(0x7f0000000040)={0x50, 0x0, r1, {0x7, 0x1f}}, 0x50) syz_fuse_handle_req(r0, &(0x7f00000083c0)="d56cea33946c0eae3241d3604bfce89adddb2eb96960338db7572fa254eb7c69dc0cb526989630e26224c258c8d70ccacc5564d67723f4756c0399174c5460c4995942d24092c36dc820e97344798b5bb45423f853bf50e374323abacf0388cd091016b7a3d7843f4d3ae1658bd34d967e3323a64908442788dbc99c1f4248da53fb5be2c8001236b994ca594e3b3c588beaf3cb1c32c072d768b9e665e7d87044fdfc1fd6452593e6793963153f3850bf85042a5c139799ba8f6cb8d877fc436c4f1601270d6e29d60a4c80d6315e46f4219494ce897127d0b76f5d681e90f4e9282468ef7993cd92076aed266c1db8b81b93adc4969c9b89b32b8768c9f39f2d148e933dbb651746a9364f49986ef73b4c29f647b82b83216bb8179fe5346fdacdc5fda4bd48875cd2f1cf57a0c9a91e059446bac310a6d68948675c35a8e442168fd84d78d9800e5b05bdbce3a6eac65bee7279a3628f2a08931d3d52ce490652c20f8ae529eaf24bf421dad976c68b234ee6f6210c9f9aac3a55c6939d6aa3805b95619546264ff3ff82d0dc690e8ead61b6ed528c3c117cd771a3b7feb214ce8d720640d97f14b399b7f46dc4aad83117e8e642ccb117d13f345536fc3801c124cfaf8aa7aafff6c8df3fdd4469c077eccbd8ddacad80d9113dfde26ae67b226185743b2d53667fb3016fe114f87484ab614ddf0887c4b2c85351ab21a0ece6c066a154b38b4d7c1792d2db2cc5f8ceb42078187949d354b7a08d152973d10814757179c860db031dad4a3dc13ca01d1013238ed5f7a9674fcc77f0d34e2118fb851c970d86ecf9de1cfdb8d3ab197480e263c3207c3d7ebe17f9547c7c56b08e83de875294d0fd68df1926ecac24350b2c70bd73e14122ed480c564353d34049e67c26036fc35d04022cd35d6ac00756d3b8550bb22ae80a4bd630a00268d07fa249b0bf545dfbf01bea2f12b30738c6e13156244eb24e6d69ba7c3acdbbefe8bbc06b821aebf836ca07a3cc7b6b24686ed8f3b23085c893e72188b797651c5ab5cceb1465414a3260793a3af6d06eed7eb734ad05bc1f6619e8485259f570a482a67273ee01fe15dd938afce026f1111c7a38ed6d1aba34f009ce1e99140fd0db2de74150541fd48dd2ec5b1d15669de2ffe3a198184b6186ccda31aa64c585ff8cb65b67fe1455753895a88b6ab4c6bf1bb8329739178147e6f15801bfa707bd9ec9da662573ce07af684bb7c880a7d63b0a0a7300881408c44e95c679ea32b0eab845d0b333f245e8d6006258678704aa8cccdaf80cc46138d5b7a0804fdfa34c91d61a0d2fa6c62e7d1a675e5743f845ab40ea5df0182d6eb9781905c94751c75a411699a76f48433142c5f109d5dfddcc0b1dc6254efd5ea50d6ffbc7b9ca031e1a0123844b63015d0c7cf9cc83f307582825e219bcd61677ed4fc45ee1f4be91b4c1b856d65a86acf22b8b0d588bc473248ac040326b1490c2fea24bc0c0a721e2ed63e39973cd4d38df1001dba9b9d995c229655dd26f3cd3d64077ec111e2c370717cb4cd068e0d3a52f1027d3df953e1f1ac768a7215a3695722b1b6714ce43801451a9532212b651d073c780d61712aebadd145c1cd95c1dc0dcf51850046ae5771e365f45858a36e48afe563ec0afee3803ff6a35bc25217b53eda39bb813b8d3d728c21a0b80d014003143666c0d1398cc46a01aaaf97117edda217f984010e7c5cf32535a669d4f11f6b70e3a3b823987ef7c9f878415063bf05205e13bcf7acb287bd0bb0fce7eac37721f0ed145ea2ecf2194658dff17c5681cf8c7ad8521d235a705292af4878b3f124be2df661026c091d6c07aae1a74c919f7478d1083f70b3a0fe00c2e220ab998b4595268b6f7cabbfc85e59dfb6ab7a794cd3fd70d5cc4d70ca933a4452df5a345cb31f3267de53519ba39c915d492cd4652843f1d30a5fb311e3b5d868307969f013c5e3b4841b22240abcb61a14ff567186766ce8f6ae64877f672835dbff4fcf19c8230d8a402397630effb698a8b0c9a28ae028d7938ffde488fd64113085bce504cd0551e0eb3730c3f781cbecf0c41d2338766d3f6096661c1f1bec3162b8a0c4099fccd9480e821df8782c2e070530befb62bccd8539fe9dc7d8d3f9bded1bb34db3f2d6050885c8f1d57f5e603f629de7491f5fd9fafcceb565abeaec838b10a763a00a4607d4330bdcedc066d8cf9790d806e03c219866bb8f053a6e602645436d1f469df1d5008f5dcd4bdb7ce5b76ec015a8f4693cb2a63ceb2be00bcf221f0ca32db4efaf8f7022622b335fa8dea4afdd86be10be6c4d66e5f57416add4480509cb98cf31cdda84644eeb782eea041d4bc0e005a20bccc3c4a08cefcdb91cc2c61d9231c4e36e96f6edd2133f9b34e7da90ce20d1c60ff223c6a204bb942766a359b923573bbbaf2a827d79e4f649e79a840216ac4ddb3409c94e71ff08d109bc3f0cf6583219de7d7131a956f835ecf5c131a0b1e056a86d800a020428f0c0302486cd05970904e9b5c53100ac18c80b869a89820e4d8307c3d46084999d0456c53fec61a9242b486eb41a90f3300fdfd0d8a472e8da7a842588721d1df1f5e4cc425efebc75a904ef4cc881346a4bc23eef4d492e3efccebab86ae4213f42671370579ee7f8341396e9515619e100a8fae2c5cba0139a088579ece7a603c8b8bab9998223fe862dff8480aeaa5970c90b894e5f71c2784e4dfd50ed3e9ed91036e8356c09464de13b4a95227203133b2c2c71cd6323492f083bda58ad7721b6666b9cd93f93f0288482813fd8aade02cca81cd35257e023504ac4f86be1c7a810b67c6d7077f5cdbd305b618a05c03d196894bfb1a6ff511e59ac8ce45d16cee95e1de0797a543728caaa43e5ae42a12b6bb7910d18d4e1ea89d264491287eb23a76095a12a39c46a7c85349e2969edaed3c1fa6a2150494f63f4c98c65fcdd650ac7424ac1ae64421294356ac1e4dbf9d4c817f081f4f7751ebf56788d799bac29dc0bfe83ead7ab3e338b8b84df4cad2b549aaac4e6048a6fa8f8f6f1f7e0e51c8b3c872f18c466e590222b03230f46bc8e9a0171bbd2096c7a480d6a6f29bd74b60105bebda42e59cc830c4b31f6c52687b4ec2ba869149ae363d711d099f94ceade1ada193e931ed9aea0a280ed5f25ad5ab3b4083f140ca17b43e5f6aef2c24a28a0262c80a040187e052ea7d54a528b6fcc176ed3afc07fe6a661d050fb4a3a6abfa3dac5f3230540b45af060781cb5499c2894d6a4a2bf908ddd48d6b34207f56c31229e206c88db3552ceb6e82a0fa2bf7f97baf603d37d6a8b1f2b1f5f95b251129ed05351681908b7cf5cf6cc86dd854174cc19713b4d262b02195166da5f20f57bbacca62f5b7124409aa625bbea59819baebc1bc2dd188feba48c998d0dbed60d44b8a4f0ac28f6c1c8c9998f7406f1a34e4ce902be2420f7ff51a5ab3b1faa86ab2ec1edbea2493cae090abde43ff27d685c993dedb24eb255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", 0x2000, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000500)={0x20, 0x0, 0x8, {0x0, 0x1c}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r2 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x68801, 0x0) writev(r2, &(0x7f0000000340)=[{&(0x7f0000000600)="e184", 0x1001}], 0x1) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000a40)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000240)={0x18, 0xfffffffffffffff5, 0x1b}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, 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2dd60bd01a323e77ce4949c9d7f7da7f98dff0b90598e5e32c600e7724287c6e4762b7a4be4d69f80d125987444cff287ed2c3c80eba2f91450d0d13d1b9189dd4b24700917545c7adbb4d86aa63be04c61954821617c53877458c7ad3ed2970116ea28a4237e27a81426baf32f60f4c430c4dd63f387b50996d1c7303374725f2008498688dbb5a6e84fd8fe42b027937296a9f37e8f5be730ac7a0902bf1b1169f56c6ae7d9849c64c1e483b7d9852a19c255793a41064a97b4f5036b3eba49219e51f7647d652f310b386c47bbf758beacac9d4a5afa2fa84fb9ae82f6484698bdf8a950c07fa4cd3a720af136f52de4df29f7c3cb9aa71f4a6c7b14eac577b6a0aaff394ed5144a4f89500abb6b8b48f64c1f119628ca8a0cff11b12b92cec6ed71e3d99bafec75a30357c1e59ed6de22ffb42fe420b6ad863587c02d889de3fc24462c9a70912956a633a857c185a151e9922ca9365045ba275c10278736fdc5b221a41f207a4e8c878761a1afb7f9fa59eefa395a91b2d08344a7fa0a1518bc3a1b0d749bbf5a6772ffe8b0f612c5d4ee72eddf3007dd6f83403606ba74d101cf57a3881f78332666fea99e8394926c734f1bc3de5a8bdf5f486e5e557d2e3a4e9c0334cdad51ba2186dc58c70c117ee99a22dc14a7370e88e45d5ee35f4ddc349b333de6510a3b34ca558920e04808bed886638db09a07ca17b4709f56b6bd247f71c1dc7d888104857fd1b9f2c95f43604b48058e7a044dc3a0a46c344951865e9f2c47451abe215f12fb255d08775b0a977dab035cdfad6c2574e10a9b9c983fac90a7933d1e46acd260d0982a54151faabe6e0829b8a27bc9939a9fe65f538db514261be4e257a7d9b820143608560bb00351e67b35ffc90f288526e373453ec499ba2cb64b44c8149a81f742553d25be0689eb8f2ca48d90728e423636de06c64a5a0bbbb5da2a7c17521c09192230d3f61093d1fbd3a4d1", 0x2000, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000540)={0x18, 0x0, 0x0, {0x106}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) 20.553355842s ago: executing program 0 (id=6): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_GET_IRQCHIP(r1, 0xc208ae62, &(0x7f0000000340)={0x0, 0x0, @pic={0x8, 0x3, 0xbe, 0x60, 0xfa, 0xb, 0x6, 0x7, 0x2, 0x1, 0x8, 0x9, 0x9, 0x6, 0x7, 0x3}}) 20.419639485s ago: executing program 0 (id=7): syz_mount_image$f2fs(&(0x7f00000000c0), &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000005b80)=ANY=[@ANYBLOB="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", @ANYRESOCT=0x0, @ANYBLOB="07de9ae3004865f36195c93617594bca658e0b966b6d116ecd4910edb0e65f31cb794b50544910eb6456aa609c6861b309b45ef6567d4e820a14ff961ba2f4a3713fdf8adc13aa34115d481dc607cf6ecefc260ef52c3ec19b03986055d54904fe9cd76a923407c252e18073e276f22da9f4d528729fe74609970ff0f1fd20dedc46c4c077d1907c6e56c95506ef8d787b61e0c37b0159a50a5f6be5dfa0afe9eaeed8ffd1a325b8982c80dd9e45d1aea60565aa8c0f427ebeac1f101ad7c598679e1899e7fc2462b3e55ec2b037aeec6af78d058f96bef36411fe2e5db3c4575668515aac63f8ce589f000845efd4e4321cecb196", @ANYRESOCT=0x0, @ANYRES32=0x0, @ANYRESHEX, @ANYRES16, @ANYRES32], 0x5, 0x5505, 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r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x183341, 0x0) ioctl$F2FS_IOC_START_ATOMIC_WRITE(r0, 0xf501, 0x0) syz_mount_image$fuse(0x0, &(0x7f0000000040)='./file0\x00', 0x400a8, 0x0, 0x5, 0x0, 0x0) syz_mount_image$fuse(0x0, &(0x7f0000000000)='./bus\x00', 0x30040a9, 0x0, 0xf, 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000b80), 0x8, &(0x7f0000000240)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}]}) 20.153079852s ago: executing program 1 (id=8): r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x1, &(0x7f0000000100)=[{0x6, 0x0, 0x0, 0x7fff0000}]}) r1 = openat$binderfs(0xffffffffffffff9c, &(0x7f00000000c0)='./binderfs/binder0\x00', 0x0, 0x0) ioctl$BINDER_SET_CONTEXT_MGR_EXT(r1, 0x4018620d, &(0x7f0000000100)) r2 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000140)='./binderfs/binder0\x00', 0x0, 0x0) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f0000000080)={0x8, 0x0, &(0x7f0000000400)=[@increfs], 0x0, 0x0, 0x0}) r3 = dup3(r2, r1, 0x0) r4 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000040)='./binderfs/binder0\x00', 0x0, 0x0) mmap$binder(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x1, 0x11, r4, 0x0) ioctl$BINDER_SET_CONTEXT_MGR_EXT(r4, 0x4018620d, &(0x7f0000004a80)={0x73622a85, 0x100, 0x1}) ioctl$BINDER_WRITE_READ(r3, 0xc0306201, &(0x7f00000004c0)={0x8, 0x0, &(0x7f0000000000)=[@acquire], 0x0, 0x0, 0x0}) ioctl$BINDER_WRITE_READ(r3, 0xc0306201, &(0x7f00000001c0)={0x4c, 0x0, &(0x7f0000000fc0)=[@transaction_sg={0x40486311, {0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}], 0x0, 0x0, 0x0}) ioctl$BINDER_WRITE_READ(r3, 0xc0306201, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x1000000, &(0x7f0000000600)="87"}) close_range(r0, 0xffffffffffffffff, 0x0) 20.144220312s ago: executing program 0 (id=9): syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000005b00)=ANY=[@ANYBLOB="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", @ANYRES8=0x0, @ANYRES8, @ANYRES64], 0x3, 0x5505, 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creat(&(0x7f0000000e00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x8d) r0 = creat(&(0x7f0000000240)='./file1\x00', 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.current\x00', 0x275a, 0x0) io_setup(0x200, &(0x7f0000000140)=0x0) syz_mount_image$fuse(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) socket$packet(0x11, 0x2, 0x300) io_submit(r1, 0x3b, &(0x7f0000000540)=[&(0x7f00000000c0)={0x25, 0x0, 0x2, 0x1, 0x0, r0, &(0x7f0000000000), 0x4000}]) openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c1341, 0x0) 20.011757925s ago: executing program 1 (id=10): r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000080)={'wg0\x00'}) r1 = syz_open_procfs(0x0, &(0x7f00000003c0)='net/mcfilter6\x00') preadv(r1, &(0x7f0000000080)=[{&(0x7f0000000400)=""/135, 0x87}], 0x1, 0x0, 0x0) 20.011532265s ago: executing program 1 (id=11): r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/cpuinfo\x00', 0x0, 0x0) read(r0, &(0x7f0000000100), 0x1000) mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./sys\x00', 0x1ff) mount(&(0x7f0000000300)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/bus/event_source/devices/software/type\x00', 0x0, 0x0) read(r1, &(0x7f0000000600), 0x100) 20.011370225s ago: executing program 1 (id=12): mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='sys_link\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='sys_link\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='sys_link/bus/pci/drivers/virtio-pci/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='sys_link/bus/pci/devices/0000:00:03.0/resource0\x00', 0x2, 0x0) pwrite64(r1, &(0x7f0000000700)='\x00\x00TO', 0x4, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000800)='sys_link/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r2, &(0x7f0000000900)='dwc2-pci\x00', 0x9) r3 = openat(0xffffffffffffff9c, &(0x7f0000000a00)='sys_link/bus/pci/drivers/dwc2-pci/bind\x00', 0x1, 0x0) write(r3, &(0x7f0000000b00)='0000:00:03.0\x00', 0xd) 19.766789281s ago: executing program 0 (id=14): syz_mount_image$ext4(&(0x7f00000001c0)='ext4\x00', &(0x7f0000000340)='./file1\x00', 0x210000, &(0x7f0000002f40)={[{@nobarrier}, {@dioread_lock}, {@barrier_val={'barrier', 0x3d, 0x4}}, {@nolazytime}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@lazytime}, {@errors_remount}, {@stripe={'stripe', 0x3d, 0x2}}, {@bh}, {@init_itable}]}, 0xfc, 0x56f, &(0x7f0000003780)="$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") syz_mount_image$ext4(&(0x7f0000000040)='ext3\x00', &(0x7f0000000200)='./file1\x00', 0x214802, &(0x7f0000000700)={[{@nojournal_checksum}, {@nombcache}, {@barrier}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@lazytime}, {@jqfmt_vfsv1}, {@delalloc}, {@noauto_da_alloc}, {@bh}, {@init_itable}]}, 0xff, 0x551, &(0x7f0000000cc0)="$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") open(&(0x7f0000000040)='./bus\x00', 0x400141042, 0x2a) mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x5000, 0x0) r0 = open(&(0x7f0000000000)='./bus\x00', 0x8000, 0xa0) ioctl$LOOP_SET_STATUS64(r0, 0x4c04, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0, 0x8005, 0x0, 0x0, 0x14, 0xd, "ef359f413bb9386ff7d6a4ae6dddfbd1ce5d29c2ee5e5ca9000ff8ee09e7376b7a5ff537ed73ac58818d78c660e677df8dc905b90242b7c528a076d2f6a00400", "036c5bc6780820d1cbf7966d61fdcf335263bd9b0abdc2542ded71038259ca171ce1a311ef545032d71e14ef3dc177e9b48b001d00", "f28359738e229a4c66810000000000d300e6d602000000000000000000000001", [0x8]}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0) pwrite64(r1, &(0x7f00000005c0)='\"', 0x1, 0x4fed0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x40142, 0x2) write$FUSE_INTERRUPT(r2, &(0x7f0000000100)={0x10, 0xffffffffffffffda}, 0xffffff5e) 19.678145003s ago: executing program 4 (id=15): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./dbg\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./dbg\x00', &(0x7f0000000040)='debugfs\x00', 0x0, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000000)={0x4c, 0x2, 0x6, 0x801, 0xe4340000, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5, 0x1, 0x6}, @IPSET_ATTR_REVISION={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0xa}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'hash:net,port\x00'}]}, 0x4c}}, 0x2) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_ADD(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000c80)={0x5c, 0x9, 0x6, 0x801, 0x0, 0x0, {0x7}, [@IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_IP={0x18, 0x1, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @private0}}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0xe1f}, @IPSET_ATTR_PROTO={0x5, 0x7, 0x88}, @IPSET_ATTR_PORT_TO={0x6, 0x5, 0x1, 0x0, 0x4e1f}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x10000042}, 0x90) recvmsg(r0, 0x0, 0x20) write(0xffffffffffffffff, 0x0, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./dbg/failslab/probability\x00', 0x1, 0x0) write(r2, &(0x7f0000000280)='1', 0x1) 19.569225166s ago: executing program 32 (id=14): syz_mount_image$ext4(&(0x7f00000001c0)='ext4\x00', &(0x7f0000000340)='./file1\x00', 0x210000, &(0x7f0000002f40)={[{@nobarrier}, {@dioread_lock}, {@barrier_val={'barrier', 0x3d, 0x4}}, {@nolazytime}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@lazytime}, {@errors_remount}, {@stripe={'stripe', 0x3d, 0x2}}, {@bh}, {@init_itable}]}, 0xfc, 0x56f, &(0x7f0000003780)="$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") syz_mount_image$ext4(&(0x7f0000000040)='ext3\x00', &(0x7f0000000200)='./file1\x00', 0x214802, &(0x7f0000000700)={[{@nojournal_checksum}, {@nombcache}, {@barrier}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@lazytime}, {@jqfmt_vfsv1}, {@delalloc}, {@noauto_da_alloc}, {@bh}, {@init_itable}]}, 0xff, 0x551, &(0x7f0000000cc0)="$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") open(&(0x7f0000000040)='./bus\x00', 0x400141042, 0x2a) mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x5000, 0x0) r0 = open(&(0x7f0000000000)='./bus\x00', 0x8000, 0xa0) ioctl$LOOP_SET_STATUS64(r0, 0x4c04, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0, 0x8005, 0x0, 0x0, 0x14, 0xd, "ef359f413bb9386ff7d6a4ae6dddfbd1ce5d29c2ee5e5ca9000ff8ee09e7376b7a5ff537ed73ac58818d78c660e677df8dc905b90242b7c528a076d2f6a00400", "036c5bc6780820d1cbf7966d61fdcf335263bd9b0abdc2542ded71038259ca171ce1a311ef545032d71e14ef3dc177e9b48b001d00", "f28359738e229a4c66810000000000d300e6d602000000000000000000000001", [0x8]}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0) pwrite64(r1, &(0x7f00000005c0)='\"', 0x1, 0x4fed0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file2\x00', 0x40142, 0x2) write$FUSE_INTERRUPT(r2, &(0x7f0000000100)={0x10, 0xffffffffffffffda}, 0xffffff5e) 19.523316838s ago: executing program 4 (id=17): r0 = socket$igmp(0x2, 0x3, 0x2) setsockopt$MRT_INIT(r0, 0x0, 0xc8, &(0x7f0000003d40), 0x4) socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fff8000}]}) close_range(r1, 0xffffffffffffffff, 0x3f00000000000000) 17.38604823s ago: executing program 3 (id=18): r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)={0x1c, 0x26, 0x109, 0x870bd22, 0xffffffe9, {0x1d}, [@typed={0x8, 0x3, 0x0, 0x0, @binary='G\x00\x00\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x1000c957}, 0xc814) 17.305464242s ago: executing program 4 (id=19): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./config\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./config/usb_gadget/g1/functions/ffs.usb0\x00', 0x1ff) 17.305111072s ago: executing program 3 (id=20): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/kernel/mm/lru_gen/enabled\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='n', 0x1) syz_mount_image$f2fs(&(0x7f0000010600), &(0x7f0000000000)='./file0\x00', 0x3004050, &(0x7f0000000540)=ANY=[], 0x2, 0x10629, 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AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADGCgAA///2MInD") 17.160163056s ago: executing program 4 (id=21): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./nfsd\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./nfsd\x00', &(0x7f00000000c0)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd/portlist\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='20', 0x2) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000180)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0) mount(0x0, &(0x7f0000000340)='./proc/fs/nfsd\x00', &(0x7f0000000380)='nfsd\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000440)='./proc/fs/nfsd/portlist\x00', 0x1, 0x0) write(r1, &(0x7f0000000480)='tcp 2', 0x5) 17.152260486s ago: executing program 2 (id=22): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./dbg\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./dbg\x00', &(0x7f0000000040)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./dbg/failslab/ignore-gfp-wait\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='N\x00', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./dbg/failslab/times\x00', 0x1, 0x0) write(r1, &(0x7f0000000140)='1000\x00', 0x4) r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./dbg/failslab/space\x00', 0x1, 0x0) write(r2, &(0x7f00000001c0)='0\x00', 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./dbg/failslab/interval\x00', 0x1, 0x0) write(r3, &(0x7f0000000340)='20\x00', 0x2) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./dbg/failslab/probability\x00', 0x1, 0x0) write(r5, &(0x7f0000000280)='100\x00', 0x3) ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) 17.151344966s ago: executing program 4 (id=23): syz_mount_image$ext4(&(0x7f0000000400)='ext4\x00', &(0x7f0000000440)='./file0\x00', 0x0, &(0x7f0000000480), 0x1, 0x3d6, &(0x7f00000004c0)="$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") umount2(&(0x7f00000008c0)='./file0\x00', 0x2) 16.479026842s ago: executing program 4 (id=24): mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000040)='./sys\x00', &(0x7f0000000080)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/nd/devices/pfn0.0/namespace\x00', 0x1, 0x0) write(r0, &(0x7f0000000340)='nam', 0x3) 15.233821233s ago: executing program 1 (id=25): mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./mysys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./mysys/bus/pci/devices/0000:00:03.0/resource4\x00', 0x2, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x3000001, 0x11, r0, 0x0) 11.672088701s ago: executing program 3 (id=26): r0 = socket(0x2a, 0x2, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000680)=@newqdisc={0x24, 0x24, 0x0, 0x0, 0x40000000}, 0x24}}, 0x4000001) getsockname$packet(r0, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000001480)=0x14) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000b00)=@newqdisc={0x48, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_htb={{0x8}, {0x1c, 0x2, [@TCA_HTB_INIT={0x18, 0x2, {0x3, 0x7, 0x8000}}]}}]}, 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000540)=@newtfilter={0x4c, 0x2c, 0x52f, 0x0, 0x25dfdbff, {0x0, 0x0, 0x0, r1, {0x0, 0x4}, {}, {0x8, 0xe}}, [@filter_kind_options=@f_bpf={{0x8}, {0x20, 0x2, [@TCA_BPF_OPS={{0x6, 0x4, 0x1}, {0xc, 0x5, [{0x6, 0xf1, 0x4, 0x2}]}}, @TCA_BPF_FLAGS={0x8, 0x8, 0x1}]}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x2004c8d0}, 0x14) r2 = socket$netlink(0x10, 0x3, 0x0) sendmmsg(r2, &(0x7f00000002c0), 0x40000000000009f, 0x0) r3 = socket$igmp(0x2, 0x3, 0x2) sendmmsg$inet(r3, &(0x7f00000000c0)=[{{&(0x7f0000000100)={0x2, 0x4e23, @loopback}, 0x10, 0x0}}], 0x1, 0x4004) 8.157660669s ago: executing program 2 (id=27): mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./sys_link\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./sys_link\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000c00)='./sys_link/bus/pci/devices/0000:00:01.0/driver_override\x00', 0x1, 0x0) write(r0, 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000e00)='./sys_link/bus/pci/drivers/ehci-pci/bind\x00', 0x1, 0x0) write(r1, &(0x7f0000000f00)='0000:00:01.0\x00', 0xd) 0s ago: executing program 33 (id=24): mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000040)='./sys\x00', &(0x7f0000000080)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/nd/devices/pfn0.0/namespace\x00', 0x1, 0x0) write(r0, &(0x7f0000000340)='nam', 0x3) kernel console output (not intermixed with test programs): me failslab, interval 1, probability 1, space 0, times 987 [ 32.629184][ T101] should_failslab+0x9/0x20 [ 32.629209][ T101] slab_pre_alloc_hook+0x39/0xd0 [ 32.651420][ T101] ? getname_flags+0xba/0x510 [ 32.656135][ T101] kmem_cache_alloc+0x44/0x260 [ 32.661011][ T101] getname_flags+0xba/0x510 [ 32.665547][ T101] getname+0x19/0x20 [ 32.669633][ T101] do_sys_openat2+0xeb/0x7f0 [ 32.674244][ T101] ? mntput+0x5f/0xc0 [ 32.678246][ T101] ? do_sys_open+0xe0/0xe0 [ 32.682685][ T101] ? ____fput+0x15/0x20 [ 32.686867][ T101] __x64_sys_openat+0x136/0x160 [ 32.691797][ T101] x64_sys_call+0x219/0x9a0 [ 32.696337][ T101] do_syscall_64+0x4c/0xa0 [ 32.701154][ T101] ? clear_bhb_loop+0x50/0xa0 [ 32.706042][ T101] ? clear_bhb_loop+0x50/0xa0 [ 32.710755][ T101] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 32.716665][ T101] RIP: 0033:0x7fde8d546407 [ 32.721095][ T101] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 32.740813][ T101] RSP: 002b:00007ffd36e24e80 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 32.749275][ T101] RAX: ffffffffffffffda RBX: 00007fde8d458880 RCX: 00007fde8d546407 [ 32.757268][ T101] RDX: 0000000000080000 RSI: 00007ffd36e25000 RDI: ffffffffffffff9c [ 32.765509][ T101] RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000 [ 32.773517][ T101] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e7caf7e7f5 [ 32.781520][ T101] R13: 000055e7caf7e7f5 R14: 0000000000000001 R15: 00007ffd36e29650 [ 32.789525][ T101] [ 32.792585][ T8] CPU: 0 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0 [ 32.799933][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 32.810203][ T8] Workqueue: netns cleanup_net [ 32.814999][ T8] Call Trace: [ 32.818295][ T8] [ 32.821239][ T8] __dump_stack+0x21/0x30 [ 32.825598][ T8] dump_stack_lvl+0x110/0x170 [ 32.830565][ T8] ? show_regs_print_info+0x20/0x20 [ 32.835976][ T8] dump_stack+0x15/0x20 [ 32.840170][ T8] should_fail+0x3ab/0x500 [ 32.844624][ T8] __should_failslab+0xa4/0xe0 [ 32.849404][ T8] should_failslab+0x9/0x20 [ 32.853930][ T8] slab_pre_alloc_hook+0x39/0xd0 [ 32.858893][ T8] ? __alloc_skb+0xe4/0x730 [ 32.863534][ T8] kmem_cache_alloc+0x44/0x260 [ 32.868336][ T8] __alloc_skb+0xe4/0x730 [ 32.872949][ T8] __ipv6_ifa_notify+0x200/0xe70 [ 32.877911][ T8] ? inet6_fill_ifla6_attrs+0x25b0/0x25b0 [ 32.883656][ T8] ? kvfree_call_rcu+0x5d3/0x860 [ 32.888825][ T8] ? call_rcu+0xf60/0xf60 [ 32.893260][ T8] ? __kasan_check_write+0x14/0x20 [ 32.898391][ T8] ? try_to_grab_pending+0x1a4/0x580 [ 32.903700][ T8] ? mod_delayed_work_on+0xe0/0xe0 [ 32.909014][ T8] ? __kasan_check_write+0x14/0x20 [ 32.914139][ T8] ? _raw_spin_lock_bh+0x94/0xf0 [ 32.919091][ T8] ? _raw_spin_lock_irq+0xf0/0xf0 [ 32.924177][ T8] ? __kasan_check_write+0x14/0x20 [ 32.929408][ T8] addrconf_ifdown+0xdb1/0x1910 [ 32.934274][ T8] ? addrconf_cleanup+0x1c0/0x1c0 [ 32.939399][ T8] ? __kasan_check_write+0x14/0x20 [ 32.944532][ T8] ? mutex_unlock+0x8f/0x230 [ 32.949142][ T8] ? __mutex_lock_slowpath+0x10/0x10 [ 32.954443][ T8] ? macsec_notify+0x10d/0x4c0 [ 32.959232][ T8] ? nf_nat_masq_schedule+0x4d0/0x4d0 [ 32.964634][ T8] ? masq_device_event+0xd0/0xd0 [ 32.969596][ T8] addrconf_notify+0x3bd/0xe00 [ 32.974405][ T8] raw_notifier_call_chain+0x90/0x100 [ 32.979803][ T8] dev_close_many+0x325/0x4d0 [ 32.984498][ T8] ? __dev_open+0x500/0x500 [ 32.989021][ T8] ? slab_free_freelist_hook+0xc2/0x190 [ 32.994588][ T8] ? __kasan_check_read+0x11/0x20 [ 32.999631][ T8] unregister_netdevice_many+0x477/0x1a00 [ 33.005367][ T8] ? __kasan_check_read+0x11/0x20 [ 33.010425][ T8] ? alloc_netdev_mqs+0xe20/0xe20 [ 33.015472][ T8] ? unregister_netdevice_queue+0x17c/0x320 [ 33.021389][ T8] ? list_netdevice+0x4c0/0x4c0 [ 33.026258][ T8] ? br_dev_delete+0xfc/0x110 [ 33.030951][ T8] default_device_exit_batch+0x35e/0x3c0 [ 33.036600][ T8] ? default_device_exit+0x370/0x370 [ 33.041899][ T8] ? wait_woken+0x170/0x170 [ 33.046428][ T8] ? rtnl_unlock+0xe/0x10 [ 33.050774][ T8] ? default_device_exit+0x370/0x370 [ 33.056069][ T8] cleanup_net+0x605/0xae0 [ 33.060496][ T8] ? ops_init+0x470/0x470 [ 33.064846][ T8] ? __schedule+0xbd7/0x14a0 [ 33.069450][ T8] process_one_work+0x6c8/0xbb0 [ 33.074845][ T8] worker_thread+0xaa0/0x1250 [ 33.079542][ T8] kthread+0x3f5/0x4f0 [ 33.083655][ T8] ? worker_clr_flags+0x190/0x190 [ 33.088716][ T8] ? kthread_blkcg+0xd0/0xd0 [ 33.093318][ T8] ret_from_fork+0x1f/0x30 [ 33.097752][ T8] [ 33.102019][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 33.108821][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 33.118904][ T90] Call Trace: [ 33.122208][ T90] [ 33.125233][ T90] __dump_stack+0x21/0x30 [ 33.129585][ T90] dump_stack_lvl+0x110/0x170 [ 33.134277][ T90] ? show_regs_print_info+0x20/0x20 [ 33.139504][ T90] ? prandom_u32+0x24d/0x290 [ 33.144626][ T90] dump_stack+0x15/0x20 [ 33.148809][ T90] should_fail+0x3ab/0x500 [ 33.153247][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 33.158735][ T90] __should_failslab+0xa4/0xe0 [ 33.163600][ T90] should_failslab+0x9/0x20 [ 33.168131][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 33.173086][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 33.178395][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 33.183704][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 33.189005][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 33.194321][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 33.199638][ T90] __alloc_skb+0x210/0x730 [ 33.204196][ T90] alloc_skb_with_frags+0xa8/0x620 [ 33.209325][ T90] ? memcpy+0x56/0x70 [ 33.213332][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 33.218578][ T90] ? sock_kzfree_s+0x60/0x60 [ 33.223332][ T90] ? __kasan_check_write+0x14/0x20 [ 33.228468][ T90] ? _raw_spin_lock+0x94/0xf0 [ 33.233341][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 33.238758][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 33.243891][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 33.249284][ T90] ? path_put+0x57/0x60 [ 33.253470][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 33.258947][ T90] __sys_sendto+0x46d/0x620 [ 33.263470][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 33.268858][ T90] ? __kasan_check_write+0x14/0x20 [ 33.273984][ T90] __x64_sys_sendto+0xe5/0x100 [ 33.278773][ T90] x64_sys_call+0x178/0x9a0 [ 33.283310][ T90] do_syscall_64+0x4c/0xa0 [ 33.287764][ T90] ? clear_bhb_loop+0x50/0xa0 [ 33.292455][ T90] ? clear_bhb_loop+0x50/0xa0 [ 33.297145][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 33.303064][ T90] RIP: 0033:0x7f559cab2407 [ 33.307501][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 33.327131][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 33.335921][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 33.344124][ T90] RDX: 0000000000000045 RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 33.352117][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 33.360108][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 33.368095][ T90] R13: 00007ffd7cbaf900 R14: 000000000000002a R15: 00007ffd7cbaf900 [ 33.376171][ T90] [ 33.379489][ T285] CPU: 1 PID: 285 Comm: syz-executor Not tainted syzkaller #0 [ 33.387017][ T285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 33.387992][ T288] FAULT_INJECTION: forcing a failure. [ 33.387992][ T288] name failslab, interval 1, probability 1, space 0, times 987 [ 33.397099][ T285] Call Trace: [ 33.397109][ T285] [ 33.397115][ T285] __dump_stack+0x21/0x30 [ 33.411455][ T286] FAULT_INJECTION: forcing a failure. [ 33.411455][ T286] name failslab, interval 1, probability 1, space 0, times 987 [ 33.413208][ T285] dump_stack_lvl+0x110/0x170 [ 33.438213][ T285] ? show_regs_print_info+0x20/0x20 [ 33.443442][ T285] dump_stack+0x15/0x20 [ 33.447675][ T285] should_fail+0x3ab/0x500 [ 33.452118][ T285] __should_failslab+0xa4/0xe0 [ 33.456905][ T285] should_failslab+0x9/0x20 [ 33.461428][ T285] slab_pre_alloc_hook+0x39/0xd0 [ 33.466415][ T285] ? getname_flags+0xba/0x510 [ 33.471108][ T285] kmem_cache_alloc+0x44/0x260 [ 33.475892][ T285] ? kmem_cache_free+0x100/0x320 [ 33.480853][ T285] getname_flags+0xba/0x510 [ 33.485377][ T285] user_path_at_empty+0x2f/0x1c0 [ 33.490337][ T285] __x64_sys_umount+0xf9/0x170 [ 33.495111][ T285] ? path_umount+0xfa0/0xfa0 [ 33.499714][ T285] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 33.505799][ T285] x64_sys_call+0x8b7/0x9a0 [ 33.510322][ T285] do_syscall_64+0x4c/0xa0 [ 33.514755][ T285] ? clear_bhb_loop+0x50/0xa0 [ 33.519972][ T285] ? clear_bhb_loop+0x50/0xa0 [ 33.524676][ T285] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 33.531025][ T285] RIP: 0033:0x7fa89f8551d7 [ 33.535487][ T285] Code: a2 c7 05 1c 35 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 33.555755][ T285] RSP: 002b:00007ffd686bbbf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 33.564206][ T285] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa89f8551d7 [ 33.572204][ T285] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd686bbcb0 [ 33.580190][ T285] RBP: 00007ffd686bbcb0 R08: 00007ffd686bccb0 R09: 00000000ffffffff [ 33.588182][ T285] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd686bcd40 [ 33.596338][ T285] R13: 00007fa89f8ea314 R14: 00000000000068a4 R15: 00007ffd686bcd80 [ 33.604346][ T285] [ 33.607399][ T288] CPU: 0 PID: 288 Comm: syz-executor Not tainted syzkaller #0 [ 33.614894][ T288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 33.617898][ T285] FAULT_INJECTION: forcing a failure. [ 33.617898][ T285] name failslab, interval 1, probability 1, space 0, times 985 [ 33.624977][ T288] Call Trace: [ 33.624986][ T288] [ 33.644271][ T288] __dump_stack+0x21/0x30 [ 33.648630][ T288] dump_stack_lvl+0x110/0x170 [ 33.649008][ T101] FAULT_INJECTION: forcing a failure. [ 33.649008][ T101] name failslab, interval 1, probability 1, space 0, times 985 [ 33.653336][ T288] ? show_regs_print_info+0x20/0x20 [ 33.671336][ T288] ? prandom_u32+0x24d/0x290 [ 33.675960][ T288] dump_stack+0x15/0x20 [ 33.680158][ T288] should_fail+0x3ab/0x500 [ 33.684621][ T288] __should_failslab+0xa4/0xe0 [ 33.689409][ T288] should_failslab+0x9/0x20 [ 33.693936][ T288] slab_pre_alloc_hook+0x39/0xd0 [ 33.699630][ T288] ? alloc_vmap_area+0x186/0x1a70 [ 33.704684][ T288] kmem_cache_alloc+0x44/0x260 [ 33.709501][ T288] alloc_vmap_area+0x186/0x1a70 [ 33.714388][ T288] ? vm_map_ram+0xa70/0xa70 [ 33.719088][ T288] ? __get_vm_area_node+0x11d/0x350 [ 33.724380][ T288] __get_vm_area_node+0x14e/0x350 [ 33.729451][ T288] __vmalloc_node_range+0xe8/0xad0 [ 33.734594][ T288] ? xt_counters_alloc+0x44/0x50 [ 33.739564][ T288] ? xt_counters_alloc+0x44/0x50 [ 33.744559][ T288] vzalloc+0x78/0x90 [ 33.748488][ T288] ? xt_counters_alloc+0x44/0x50 [ 33.753483][ T288] xt_counters_alloc+0x44/0x50 [ 33.758268][ T288] __do_replace+0xa8/0x9e0 [ 33.762900][ T288] ? kvmalloc_node+0x23c/0x320 [ 33.767784][ T288] ? translate_compat_table+0x2090/0x2090 [ 33.773619][ T288] ? __kasan_check_write+0x14/0x20 [ 33.779199][ T288] ? copy_from_sockptr_offset+0x77/0x90 [ 33.784766][ T288] do_ipt_set_ctl+0xa8f/0xd70 [ 33.789502][ T288] ? do_syscall_64+0x4c/0xa0 [ 33.794324][ T288] ? ipt_unregister_table_exit+0x230/0x230 [ 33.800171][ T288] ? __kasan_check_write+0x14/0x20 [ 33.805299][ T288] ? mutex_unlock+0x8f/0x230 [ 33.809914][ T288] ? __mutex_lock_slowpath+0x10/0x10 [ 33.815212][ T288] ? _raw_spin_lock_bh+0x94/0xf0 [ 33.820279][ T288] ? _raw_spin_lock_irq+0xf0/0xf0 [ 33.825498][ T288] nf_setsockopt+0x272/0x2a0 [ 33.830115][ T288] ip_setsockopt+0x2dae/0x37a0 [ 33.835030][ T288] ? nf_getsockopt+0x287/0x290 [ 33.841285][ T288] ? ipv4_pktinfo_prepare+0x520/0x520 [ 33.846797][ T288] ? ip_getsockopt+0x1377/0x17a0 [ 33.851763][ T288] ? ip_setsockopt+0x37a0/0x37a0 [ 33.856829][ T288] ? __kasan_check_write+0x14/0x20 [ 33.861961][ T288] ? ptep_set_access_flags+0x64/0xb0 [ 33.867280][ T288] ? _raw_spin_unlock+0x4d/0x70 [ 33.872161][ T288] ? wp_page_reuse+0xf3/0x110 [ 33.876874][ T288] ? do_wp_page+0x8e2/0xc90 [ 33.881402][ T288] ? handle_pte_fault+0x824/0x2770 [ 33.886529][ T288] ? __kasan_slab_alloc+0xb7/0xe0 [ 33.891571][ T288] ? kmem_cache_alloc+0xf7/0x260 [ 33.896527][ T288] ? security_file_alloc+0x33/0x120 [ 33.901839][ T288] ? avc_has_perm_noaudit+0x390/0x490 [ 33.907230][ T288] ? memcpy+0x56/0x70 [ 33.911224][ T288] ? avc_has_perm_noaudit+0x30a/0x490 [ 33.916611][ T288] ? avc_denied+0x1b0/0x1b0 [ 33.921134][ T288] ? avc_has_perm+0x163/0x250 [ 33.925918][ T288] ? avc_has_perm_noaudit+0x490/0x490 [ 33.931308][ T288] tcp_setsockopt+0x22b/0x1e90 [ 33.936101][ T288] ? selinux_socket_setsockopt+0x282/0x360 [ 33.941922][ T288] ? tcp_set_window_clamp+0x1b0/0x1b0 [ 33.947318][ T288] ? do_user_addr_fault+0x9e5/0x11c0 [ 33.952641][ T288] sock_common_setsockopt+0xa0/0xb0 [ 33.957861][ T288] ? sock_common_recvmsg+0x1c0/0x1c0 [ 33.963312][ T288] __sys_setsockopt+0x2e9/0x470 [ 33.968178][ T288] ? __ia32_sys_recv+0xb0/0xb0 [ 33.972991][ T288] __x64_sys_setsockopt+0xbf/0xd0 [ 33.978039][ T288] x64_sys_call+0x982/0x9a0 [ 33.982662][ T288] do_syscall_64+0x4c/0xa0 [ 33.987089][ T288] ? clear_bhb_loop+0x50/0xa0 [ 33.991785][ T288] ? clear_bhb_loop+0x50/0xa0 [ 33.996481][ T288] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 34.002391][ T288] RIP: 0033:0x7fda731d47da [ 34.006818][ T288] Code: 48 83 ec 10 48 63 c9 48 63 ff 45 89 c9 6a 2c e8 6c 99 fb ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff f7 [ 34.026434][ T288] RSP: 002b:00007fff19e97cf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000036 [ 34.034864][ T288] RAX: ffffffffffffffda RBX: 00007fff19e97d80 RCX: 00007fda731d47da [ 34.042856][ T288] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 34.050840][ T288] RBP: 0000000000000003 R08: 0000000000000240 R09: 0000000000000000 [ 34.058825][ T288] R10: 00007fda73425460 R11: 0000000000000202 R12: 00007fda73425400 [ 34.066807][ T288] R13: 00007fff19e97d1c R14: 0000000000000000 R15: 00007fda73426180 [ 34.074799][ T288] [ 34.078183][ T90] FAULT_INJECTION: forcing a failure. [ 34.078183][ T90] name failslab, interval 1, probability 1, space 0, times 984 [ 34.078389][ C0] FAULT_INJECTION: forcing a failure. [ 34.078389][ C0] name failslab, interval 1, probability 1, space 0, times 984 [ 34.091249][ T285] CPU: 1 PID: 285 Comm: syz-executor Not tainted syzkaller #0 [ 34.111614][ T285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 34.121704][ T285] Call Trace: [ 34.125048][ T285] [ 34.128005][ T285] __dump_stack+0x21/0x30 [ 34.132364][ T285] dump_stack_lvl+0x110/0x170 [ 34.137189][ T285] ? show_regs_print_info+0x20/0x20 [ 34.142408][ T285] ? prandom_u32+0x24d/0x290 [ 34.147019][ T285] dump_stack+0x15/0x20 [ 34.151191][ T285] should_fail+0x3ab/0x500 [ 34.155730][ T285] __should_failslab+0xa4/0xe0 [ 34.160538][ T285] should_failslab+0x9/0x20 [ 34.165074][ T285] slab_pre_alloc_hook+0x39/0xd0 [ 34.170495][ T285] ? security_inode_alloc+0x33/0x110 [ 34.175807][ T285] kmem_cache_alloc+0x44/0x260 [ 34.180594][ T285] security_inode_alloc+0x33/0x110 [ 34.185727][ T285] inode_init_always+0x72c/0x9b0 [ 34.190693][ T285] new_inode_pseudo+0x91/0x210 [ 34.195493][ T285] new_inode+0x28/0x1e0 [ 34.199666][ T285] ? selinux_determine_inode_label+0x3e0/0x3e0 [ 34.205848][ T285] shmem_get_inode+0x343/0x9d0 [ 34.210666][ T285] shmem_mknod+0x5c/0x1c0 [ 34.215016][ T285] ? selinux_inode_mkdir+0x22/0x30 [ 34.220248][ T285] shmem_mkdir+0x2f/0x60 [ 34.224696][ T285] vfs_mkdir+0x38b/0x590 [ 34.228960][ T285] do_mkdirat+0x174/0x4d0 [ 34.233348][ T285] __x64_sys_mkdirat+0x89/0xa0 [ 34.238302][ T285] x64_sys_call+0x37e/0x9a0 [ 34.242844][ T285] do_syscall_64+0x4c/0xa0 [ 34.247285][ T285] ? clear_bhb_loop+0x50/0xa0 [ 34.251984][ T285] ? clear_bhb_loop+0x50/0xa0 [ 34.256683][ T285] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 34.264006][ T285] RIP: 0033:0x7fa89f852e07 [ 34.268464][ T285] Code: 00 66 90 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 db f7 ff ff 66 2e 0f 1f 84 00 00 00 00 00 90 b8 02 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 34.288440][ T285] RSP: 002b:00007ffd686bcce8 EFLAGS: 00000206 ORIG_RAX: 0000000000000102 [ 34.296880][ T285] RAX: ffffffffffffffda RBX: 00007ffd686bcd40 RCX: 00007fa89f852e07 [ 34.304872][ T285] RDX: 00000000000001ff RSI: 00007ffd686bcd40 RDI: 00000000ffffff9c [ 34.312857][ T285] RBP: 00007ffd686bcd2c R08: 0000000000000001 R09: 00000000ffffffff [ 34.320848][ T285] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000005 [ 34.328953][ T285] R13: 0000000000000053 R14: 00000000000068a4 R15: 00007ffd686bcd80 [ 34.336956][ T285] [ 34.340083][ C0] CPU: 0 PID: 288 Comm: syz-executor Not tainted syzkaller #0 [ 34.347683][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 34.357811][ C0] Call Trace: [ 34.361113][ C0] [ 34.363980][ C0] __dump_stack+0x21/0x30 [ 34.368326][ C0] dump_stack_lvl+0x110/0x170 [ 34.373645][ C0] ? show_regs_print_info+0x20/0x20 [ 34.378863][ C0] dump_stack+0x15/0x20 [ 34.383060][ C0] should_fail+0x3ab/0x500 [ 34.387510][ C0] ? wg_packet_send_keepalive+0x62/0x1c0 [ 34.393295][ C0] __should_failslab+0xa4/0xe0 [ 34.398176][ C0] should_failslab+0x9/0x20 [ 34.402704][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 34.407655][ C0] ? wg_packet_send_keepalive+0x62/0x1c0 [ 34.413404][ C0] ? wg_packet_send_keepalive+0x62/0x1c0 [ 34.419085][ C0] __kmalloc_track_caller+0x6c/0x2c0 [ 34.424390][ C0] ? wg_packet_send_keepalive+0x62/0x1c0 [ 34.430058][ C0] ? wg_packet_send_keepalive+0x62/0x1c0 [ 34.435710][ C0] __alloc_skb+0x210/0x730 [ 34.440174][ C0] wg_packet_send_keepalive+0x62/0x1c0 [ 34.445654][ C0] ? wg_expired_send_keepalive+0x1f/0x1b0 [ 34.451395][ C0] ? wg_expired_retransmit_handshake+0x230/0x230 [ 34.457765][ C0] wg_expired_send_keepalive+0x2e/0x1b0 [ 34.463532][ C0] ? wg_expired_retransmit_handshake+0x230/0x230 [ 34.469875][ C0] call_timer_fn+0x38/0x290 [ 34.474391][ C0] ? wg_expired_retransmit_handshake+0x230/0x230 [ 34.480738][ C0] __run_timers+0x637/0x9a0 [ 34.485381][ C0] ? calc_index+0x200/0x200 [ 34.489906][ C0] ? sched_clock_cpu+0x18/0x3d0 [ 34.494781][ C0] run_timer_softirq+0x6a/0xf0 [ 34.499564][ C0] handle_softirqs+0x250/0x560 [ 34.504347][ C0] ? irqtime_account_irq+0xbe/0x390 [ 34.509562][ C0] __irq_exit_rcu+0x52/0xf0 [ 34.514079][ C0] irq_exit_rcu+0x9/0x10 [ 34.518341][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 34.523987][ C0] [ 34.526927][ C0] [ 34.529869][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 34.535872][ C0] RIP: 0010:preempt_schedule_irq+0xa5/0x120 [ 34.541782][ C0] Code: 44 24 20 00 02 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 4d bf 01 00 00 00 e8 11 4d 95 fc fb bf 01 00 00 00 76 e4 ff ff fa bf 01 00 00 00 e8 ab 4e 95 fc 65 48 8b 1d 13 f7 [ 34.561520][ C0] RSP: 0018:ffffc90000a76da0 EFLAGS: 00000246 [ 34.567611][ C0] RAX: 1ffff11020fb3156 RBX: ffffc90000a76e78 RCX: ffffffff870cbf00 [ 34.575603][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 34.583594][ C0] RBP: ffffc90000a76e28 R08: ffff888107d98007 R09: 1ffff11020fb3000 [ 34.591677][ C0] R10: dffffc0000000000 R11: ffffed1020fb3001 R12: 0000000000000000 [ 34.599671][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff9200014edb4 [ 34.607664][ C0] ? __cond_resched+0xd0/0xd0 [ 34.612373][ C0] irqentry_exit_cond_resched+0x29/0x30 [ 34.617945][ C0] irqentry_exit+0x37/0x40 [ 34.622410][ C0] sysvec_reschedule_ipi+0x78/0x80 [ 34.627545][ C0] asm_sysvec_reschedule_ipi+0x1b/0x20 [ 34.633022][ C0] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 34.638669][ C0] Code: e6 00 02 00 00 31 ff e8 3a 97 be fc 49 81 e5 00 02 00 00 75 07 e8 ec 92 be fc eb 06 e8 e5 92 be fc fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 27 00 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 40 [ 34.658316][ C0] RSP: 0018:ffffc90000a76f20 EFLAGS: 00000293 [ 34.664406][ C0] RAX: ffffffff84ab23fb RBX: ffffffff8564bda0 RCX: ffff888107d98000 [ 34.672394][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 34.680386][ C0] RBP: ffffc90000a76fa8 R08: 0000000000000003 R09: 0000000000000004 [ 34.688382][ C0] R10: dffffc0000000000 R11: fffffbfff0ce23f0 R12: dffffc0000000000 [ 34.696380][ C0] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff9200014ede4 [ 34.704461][ C0] ? dump_stack_lvl+0x13b/0x170 [ 34.709419][ C0] ? show_regs_print_info+0x20/0x20 [ 34.714633][ C0] ? prandom_u32+0x24d/0x290 [ 34.719248][ C0] dump_stack+0x15/0x20 [ 34.723430][ C0] should_fail+0x3ab/0x500 [ 34.727873][ C0] __should_failslab+0xa4/0xe0 [ 34.732661][ C0] should_failslab+0x9/0x20 [ 34.737183][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 34.742153][ C0] ? alloc_vmap_area+0x186/0x1a70 [ 34.747207][ C0] kmem_cache_alloc+0x44/0x260 [ 34.752085][ C0] alloc_vmap_area+0x186/0x1a70 [ 34.756990][ C0] ? vm_map_ram+0xa70/0xa70 [ 34.761674][ C0] ? __get_vm_area_node+0x11d/0x350 [ 34.766989][ C0] __get_vm_area_node+0x14e/0x350 [ 34.772045][ C0] __vmalloc_node_range+0xe8/0xad0 [ 34.777174][ C0] ? xt_counters_alloc+0x44/0x50 [ 34.782154][ C0] ? xt_counters_alloc+0x44/0x50 [ 34.787113][ C0] vzalloc+0x78/0x90 [ 34.791024][ C0] ? xt_counters_alloc+0x44/0x50 [ 34.796157][ C0] xt_counters_alloc+0x44/0x50 [ 34.800951][ C0] __do_replace+0xa8/0x9e0 [ 34.805389][ C0] ? kvmalloc_node+0x23c/0x320 [ 34.810198][ C0] ? translate_compat_table+0x2090/0x2090 [ 34.815944][ C0] ? __kasan_check_write+0x14/0x20 [ 34.821087][ C0] ? copy_from_sockptr_offset+0x77/0x90 [ 34.826837][ C0] do_ipt_set_ctl+0xa8f/0xd70 [ 34.831541][ C0] ? do_syscall_64+0x4c/0xa0 [ 34.836162][ C0] ? ipt_unregister_table_exit+0x230/0x230 [ 34.842008][ C0] ? __kasan_check_write+0x14/0x20 [ 34.847149][ C0] ? mutex_unlock+0x8f/0x230 [ 34.851776][ C0] ? __mutex_lock_slowpath+0x10/0x10 [ 34.857200][ C0] ? _raw_spin_lock_bh+0x94/0xf0 [ 34.862194][ C0] ? _raw_spin_lock_irq+0xf0/0xf0 [ 34.867377][ C0] nf_setsockopt+0x272/0x2a0 [ 34.871992][ C0] ip_setsockopt+0x2dae/0x37a0 [ 34.876786][ C0] ? nf_getsockopt+0x287/0x290 [ 34.881610][ C0] ? ipv4_pktinfo_prepare+0x520/0x520 [ 34.887023][ C0] ? ip_getsockopt+0x1377/0x17a0 [ 34.892020][ C0] ? ip_setsockopt+0x37a0/0x37a0 [ 34.896979][ C0] ? __kasan_check_write+0x14/0x20 [ 34.902117][ C0] ? ptep_set_access_flags+0x64/0xb0 [ 34.907438][ C0] ? _raw_spin_unlock+0x4d/0x70 [ 34.912309][ C0] ? wp_page_reuse+0xf3/0x110 [ 34.917005][ C0] ? do_wp_page+0x8e2/0xc90 [ 34.921631][ C0] ? handle_pte_fault+0x824/0x2770 [ 34.926761][ C0] ? __kasan_slab_alloc+0xb7/0xe0 [ 34.931811][ C0] ? kmem_cache_alloc+0xf7/0x260 [ 34.936764][ C0] ? security_file_alloc+0x33/0x120 [ 34.941988][ C0] ? avc_has_perm_noaudit+0x390/0x490 [ 34.947392][ C0] ? memcpy+0x56/0x70 [ 34.951721][ C0] ? avc_has_perm_noaudit+0x30a/0x490 [ 34.957126][ C0] ? avc_denied+0x1b0/0x1b0 [ 34.961650][ C0] ? avc_has_perm+0x163/0x250 [ 34.966349][ C0] ? avc_has_perm_noaudit+0x490/0x490 [ 34.971737][ C0] tcp_setsockopt+0x22b/0x1e90 [ 34.976535][ C0] ? selinux_socket_setsockopt+0x282/0x360 [ 34.982366][ C0] ? tcp_set_window_clamp+0x1b0/0x1b0 [ 34.987761][ C0] ? do_user_addr_fault+0x9e5/0x11c0 [ 34.993092][ C0] sock_common_setsockopt+0xa0/0xb0 [ 34.998322][ C0] ? sock_common_recvmsg+0x1c0/0x1c0 [ 35.003725][ C0] __sys_setsockopt+0x2e9/0x470 [ 35.008595][ C0] ? __ia32_sys_recv+0xb0/0xb0 [ 35.013388][ C0] __x64_sys_setsockopt+0xbf/0xd0 [ 35.018581][ C0] x64_sys_call+0x982/0x9a0 [ 35.023116][ C0] do_syscall_64+0x4c/0xa0 [ 35.027561][ C0] ? clear_bhb_loop+0x50/0xa0 [ 35.032264][ C0] ? clear_bhb_loop+0x50/0xa0 [ 35.036985][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 35.043164][ C0] RIP: 0033:0x7fda731d47da [ 35.047593][ C0] Code: 48 83 ec 10 48 63 c9 48 63 ff 45 89 c9 6a 2c e8 6c 99 fb ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff f7 [ 35.067341][ C0] RSP: 002b:00007fff19e97cf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000036 [ 35.075777][ C0] RAX: ffffffffffffffda RBX: 00007fff19e97d80 RCX: 00007fda731d47da [ 35.083773][ C0] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 35.092044][ C0] RBP: 0000000000000003 R08: 0000000000000240 R09: 0000000000000000 [ 35.100143][ C0] R10: 00007fda73425460 R11: 0000000000000202 R12: 00007fda73425400 [ 35.108230][ C0] R13: 00007fff19e97d1c R14: 0000000000000000 R15: 00007fda73426180 [ 35.116258][ C0] [ 35.119310][ T286] CPU: 1 PID: 286 Comm: syz-executor Not tainted syzkaller #0 [ 35.126986][ T286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 35.137065][ T286] Call Trace: [ 35.140368][ T286] [ 35.143322][ T286] __dump_stack+0x21/0x30 [ 35.147682][ T286] dump_stack_lvl+0x110/0x170 [ 35.152414][ T286] ? show_regs_print_info+0x20/0x20 [ 35.157662][ T286] ? prandom_u32+0x24d/0x290 [ 35.162299][ T286] dump_stack+0x15/0x20 [ 35.166473][ T286] should_fail+0x3ab/0x500 [ 35.170908][ T286] __should_failslab+0xa4/0xe0 [ 35.176454][ T286] should_failslab+0x9/0x20 [ 35.181001][ T286] slab_pre_alloc_hook+0x39/0xd0 [ 35.185978][ T286] kmem_cache_alloc_trace+0x48/0x270 [ 35.191294][ T286] ? __get_vm_area_node+0x11d/0x350 [ 35.196521][ T286] ? xt_find_target+0x238/0x250 [ 35.201396][ T286] __get_vm_area_node+0x11d/0x350 [ 35.206569][ T286] __vmalloc_node_range+0xe8/0xad0 [ 35.211724][ T286] ? xt_counters_alloc+0x44/0x50 [ 35.216693][ T286] ? xt_counters_alloc+0x44/0x50 [ 35.221658][ T286] vzalloc+0x78/0x90 [ 35.225573][ T286] ? xt_counters_alloc+0x44/0x50 [ 35.230523][ T286] xt_counters_alloc+0x44/0x50 [ 35.235336][ T286] __do_replace+0xa8/0x9f0 [ 35.239770][ T286] ? kvmalloc_node+0x23c/0x320 [ 35.244554][ T286] ? translate_compat_table+0x2110/0x2110 [ 35.250297][ T286] ? __kasan_check_write+0x14/0x20 [ 35.255427][ T286] ? copy_from_sockptr_offset+0x77/0x90 [ 35.260992][ T286] do_ip6t_set_ctl+0xa98/0xd80 [ 35.265779][ T286] ? xt_table_unlock+0x45/0x70 [ 35.270648][ T286] ? __asan_set_shadow_00+0xe/0x10 [ 35.275861][ T286] ? do_ip6t_get_ctl+0xea8/0x1120 [ 35.280935][ T286] ? ip6t_unregister_table_exit+0x230/0x230 [ 35.286851][ T286] ? __kasan_check_write+0x14/0x20 [ 35.291975][ T286] ? mutex_unlock+0x8f/0x230 [ 35.296611][ T286] ? __mutex_lock_slowpath+0x10/0x10 [ 35.302020][ T286] ? _raw_spin_lock_bh+0x94/0xf0 [ 35.306971][ T286] ? _raw_spin_lock_irq+0xf0/0xf0 [ 35.312016][ T286] nf_setsockopt+0x272/0x2a0 [ 35.316639][ T286] ipv6_setsockopt+0x258f/0x3750 [ 35.321626][ T286] ? ipv6_update_options+0x410/0x410 [ 35.326934][ T286] ? nf_getsockopt+0x287/0x290 [ 35.331839][ T286] ? __asan_set_shadow_00+0xe/0x10 [ 35.336966][ T286] ? ipv6_getsockopt+0xfd4/0x21d0 [ 35.342096][ T286] ? is_bpf_text_address+0x177/0x190 [ 35.347395][ T286] ? ipv6_setsockopt+0x3750/0x3750 [ 35.352645][ T286] ? unwind_get_return_address+0x4d/0x90 [ 35.358351][ T286] ? stack_trace_save+0xf0/0xf0 [ 35.363223][ T286] ? __kasan_check_write+0x14/0x20 [ 35.368442][ T286] ? ptep_set_access_flags+0x64/0xb0 [ 35.373746][ T286] ? _raw_spin_unlock+0x4d/0x70 [ 35.378612][ T286] ? wp_page_reuse+0xf3/0x110 [ 35.383317][ T286] ? do_wp_page+0x8e2/0xc90 [ 35.387963][ T286] ? handle_pte_fault+0x824/0x2770 [ 35.393088][ T286] ? __kasan_slab_alloc+0xb7/0xe0 [ 35.398138][ T286] ? kmem_cache_alloc+0xf7/0x260 [ 35.403288][ T286] ? security_file_alloc+0x33/0x120 [ 35.408503][ T286] ? avc_has_perm_noaudit+0x390/0x490 [ 35.413895][ T286] ? memcpy+0x56/0x70 [ 35.417961][ T286] ? avc_has_perm_noaudit+0x30a/0x490 [ 35.423354][ T286] ? avc_denied+0x1b0/0x1b0 [ 35.428003][ T286] ? avc_has_perm+0x163/0x250 [ 35.432781][ T286] ? avc_has_perm_noaudit+0x490/0x490 [ 35.438195][ T286] tcp_setsockopt+0x22b/0x1e90 [ 35.443003][ T286] ? selinux_socket_setsockopt+0x282/0x360 [ 35.448833][ T286] ? tcp_set_window_clamp+0x1b0/0x1b0 [ 35.454250][ T286] ? do_user_addr_fault+0x9e5/0x11c0 [ 35.459564][ T286] sock_common_setsockopt+0xa0/0xb0 [ 35.464878][ T286] ? sock_common_recvmsg+0x1c0/0x1c0 [ 35.470232][ T286] __sys_setsockopt+0x2e9/0x470 [ 35.475147][ T286] ? __ia32_sys_recv+0xb0/0xb0 [ 35.480018][ T286] __x64_sys_setsockopt+0xbf/0xd0 [ 35.485056][ T286] x64_sys_call+0x982/0x9a0 [ 35.489571][ T286] do_syscall_64+0x4c/0xa0 [ 35.494005][ T286] ? clear_bhb_loop+0x50/0xa0 [ 35.498796][ T286] ? clear_bhb_loop+0x50/0xa0 [ 35.503486][ T286] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 35.509390][ T286] RIP: 0033:0x7f2e9ddf17da [ 35.513817][ T286] Code: 48 83 ec 10 48 63 c9 48 63 ff 45 89 c9 6a 2c e8 6c 99 fb ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff f7 [ 35.533552][ T286] RSP: 002b:00007ffef9f16ba8 EFLAGS: 00000206 ORIG_RAX: 0000000000000036 [ 35.541986][ T286] RAX: ffffffffffffffda RBX: 00007ffef9f16c30 RCX: 00007f2e9ddf17da [ 35.550000][ T286] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 35.557988][ T286] RBP: 0000000000000003 R08: 0000000000000558 R09: 0000000000000000 [ 35.566081][ T286] R10: 00007f2e9e03fbe0 R11: 0000000000000206 R12: 00007f2e9e03fb80 [ 35.574068][ T286] R13: 00007ffef9f16bcc R14: 0000000000000000 R15: 00007f2e9e040fc0 [ 35.582100][ T286] [ 35.585141][ T20] CPU: 0 PID: 20 Comm: kworker/0:1 Not tainted syzkaller #0 [ 35.592461][ T20] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 35.602560][ T20] Workqueue: mld mld_ifc_work [ 35.607260][ T20] Call Trace: [ 35.610551][ T20] [ 35.613518][ T20] __dump_stack+0x21/0x30 [ 35.617860][ T20] dump_stack_lvl+0x110/0x170 [ 35.622552][ T20] ? show_regs_print_info+0x20/0x20 [ 35.627766][ T20] ? prandom_u32+0x24d/0x290 [ 35.632366][ T20] dump_stack+0x15/0x20 [ 35.636532][ T20] should_fail+0x3ab/0x500 [ 35.640976][ T20] ? mld_newpack+0x143/0x9e0 [ 35.645577][ T20] __should_failslab+0xa4/0xe0 [ 35.650359][ T20] should_failslab+0x9/0x20 [ 35.654882][ T20] slab_pre_alloc_hook+0x39/0xd0 [ 35.659833][ T20] ? mld_newpack+0x143/0x9e0 [ 35.664440][ T20] ? mld_newpack+0x143/0x9e0 [ 35.669086][ T20] __kmalloc_track_caller+0x6c/0x2c0 [ 35.674393][ T20] ? mld_newpack+0x143/0x9e0 [ 35.678995][ T20] ? mld_newpack+0x143/0x9e0 [ 35.683605][ T20] __alloc_skb+0x210/0x730 [ 35.688046][ T20] mld_newpack+0x143/0x9e0 [ 35.692480][ T20] ? __kasan_check_write+0x14/0x20 [ 35.697614][ T20] ? mld_sendpack+0xba0/0xba0 [ 35.702664][ T20] ? add_grec+0x1340/0x1340 [ 35.707199][ T20] add_grec+0xee8/0x1340 [ 35.711477][ T20] ? wait_for_completion_killable_timeout+0x10/0x10 [ 35.719752][ T20] mld_ifc_work+0x1ec/0xc40 [ 35.724293][ T20] process_one_work+0x6c8/0xbb0 [ 35.729185][ T20] worker_thread+0xaa0/0x1250 [ 35.733885][ T20] kthread+0x3f5/0x4f0 [ 35.737967][ T20] ? worker_clr_flags+0x190/0x190 [ 35.743010][ T20] ? kthread_blkcg+0xd0/0xd0 [ 35.747617][ T20] ret_from_fork+0x1f/0x30 [ 35.752054][ T20] [ 35.755181][ T288] syz-executor: vmalloc error: size 48, vm_struct allocation failed, mode:0xdc0(GFP_KERNEL|__GFP_ZERO), nodemask=(null),cpuset=syz3 [ 35.756614][ T101] CPU: 0 PID: 101 Comm: udevd Not tainted syzkaller #0 [ 35.766794][ T288] ,mems_allowed=0 [ 35.770194][ T101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 35.791219][ T101] Call Trace: [ 35.794524][ T101] [ 35.796007][ T288] [ 35.797472][ T101] __dump_stack+0x21/0x30 [ 35.797495][ T101] dump_stack_lvl+0x110/0x170 [ 35.797513][ T101] ? show_regs_print_info+0x20/0x20 [ 35.797530][ T101] ? prandom_u32+0x24d/0x290 [ 35.818816][ T101] dump_stack+0x15/0x20 [ 35.823004][ T101] should_fail+0x3ab/0x500 [ 35.827448][ T101] __should_failslab+0xa4/0xe0 [ 35.832270][ T101] should_failslab+0x9/0x20 [ 35.836931][ T101] slab_pre_alloc_hook+0x39/0xd0 [ 35.841922][ T101] ? anon_vma_clone+0xb7/0x4c0 [ 35.846732][ T101] kmem_cache_alloc+0x44/0x260 [ 35.851528][ T101] anon_vma_clone+0xb7/0x4c0 [ 35.856151][ T101] anon_vma_fork+0x8f/0x520 [ 35.860677][ T101] ? anon_vma_name+0x4c/0x70 [ 35.865282][ T101] copy_mm+0x9f9/0x13a0 [ 35.869551][ T101] ? copy_signal+0x5f0/0x5f0 [ 35.874161][ T101] ? __init_rwsem+0xfc/0x1d0 [ 35.878867][ T101] ? copy_signal+0x4cc/0x5f0 [ 35.883496][ T101] copy_process+0x1184/0x3280 [ 35.888199][ T101] ? _raw_spin_unlock_bh+0x51/0x60 [ 35.893426][ T101] ? __pidfd_prepare+0x150/0x150 [ 35.898382][ T101] ? selinux_socket_setsockopt+0x282/0x360 [ 35.904399][ T101] kernel_clone+0x233/0x960 [ 35.908936][ T101] ? __kasan_check_write+0x14/0x20 [ 35.914300][ T101] ? _raw_spin_lock_irq+0x95/0xf0 [ 35.919364][ T101] ? create_io_thread+0x170/0x170 [ 35.924562][ T101] ? recalc_sigpending+0x1ac/0x230 [ 35.929718][ T101] __x64_sys_clone+0x198/0x210 [ 35.934527][ T101] ? __ia32_sys_vfork+0x130/0x130 [ 35.939601][ T101] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 35.945795][ T101] x64_sys_call+0x41f/0x9a0 [ 35.950326][ T101] do_syscall_64+0x4c/0xa0 [ 35.954770][ T101] ? clear_bhb_loop+0x50/0xa0 [ 35.959471][ T101] ? clear_bhb_loop+0x50/0xa0 [ 35.967277][ T101] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 35.973245][ T101] RIP: 0033:0x7fde8d590636 [ 35.977895][ T101] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 35.997690][ T101] RSP: 002b:00007ffd36e29170 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 36.006213][ T101] RAX: ffffffffffffffda RBX: 00007ffd36e29178 RCX: 00007fde8d590636 [ 36.014221][ T101] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 36.022211][ T101] RBP: 000055e7de0232c0 R08: 0000000000000000 R09: 0000000000000210 [ 36.030290][ T101] R10: 00007fde8d458b50 R11: 0000000000000246 R12: 00007ffd36e29530 [ 36.038285][ T101] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 36.046283][ T101] [ 36.049359][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 36.056156][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.066246][ T90] Call Trace: [ 36.069554][ T90] [ 36.072512][ T90] __dump_stack+0x21/0x30 [ 36.074922][ T378] FAULT_INJECTION: forcing a failure. [ 36.074922][ T378] name failslab, interval 1, probability 1, space 0, times 977 [ 36.076874][ T90] dump_stack_lvl+0x110/0x170 [ 36.076896][ T90] ? show_regs_print_info+0x20/0x20 [ 36.099565][ T90] ? prandom_u32+0x24d/0x290 [ 36.104377][ T90] dump_stack+0x15/0x20 [ 36.104622][ T101] FAULT_INJECTION: forcing a failure. [ 36.104622][ T101] name failslab, interval 1, probability 1, space 0, times 977 [ 36.108568][ T90] should_fail+0x3ab/0x500 [ 36.108592][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 36.127089][ T359] FAULT_INJECTION: forcing a failure. [ 36.127089][ T359] name failslab, interval 1, probability 1, space 0, times 977 [ 36.131081][ T90] __should_failslab+0xa4/0xe0 [ 36.148836][ T90] should_failslab+0x9/0x20 [ 36.153407][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 36.158374][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 36.163858][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 36.169926][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 36.175244][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 36.180559][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 36.185891][ T90] __alloc_skb+0x210/0x730 [ 36.190332][ T90] alloc_skb_with_frags+0xa8/0x620 [ 36.195561][ T90] ? memcpy+0x56/0x70 [ 36.199579][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 36.204800][ T90] ? sock_kzfree_s+0x60/0x60 [ 36.209586][ T90] ? __kasan_check_write+0x14/0x20 [ 36.214716][ T90] ? _raw_spin_lock+0x94/0xf0 [ 36.219431][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 36.225083][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 36.230217][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 36.235175][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 36.240648][ T90] __sys_sendto+0x46d/0x620 [ 36.245168][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 36.250735][ T90] __x64_sys_sendto+0xe5/0x100 [ 36.255520][ T90] x64_sys_call+0x178/0x9a0 [ 36.260041][ T90] do_syscall_64+0x4c/0xa0 [ 36.264561][ T90] ? clear_bhb_loop+0x50/0xa0 [ 36.269258][ T90] ? clear_bhb_loop+0x50/0xa0 [ 36.274328][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 36.280237][ T90] RIP: 0033:0x7f559cab2407 [ 36.284677][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 36.304302][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 36.312743][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 36.320831][ T90] RDX: 000000000000005b RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 36.328815][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 36.336810][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 36.344810][ T90] R13: 00007ffd7cbaf900 R14: 0000000000000040 R15: 00007ffd7cbaf900 [ 36.352807][ T90] [ 36.355847][ T378] CPU: 0 PID: 378 Comm: udevd Not tainted syzkaller #0 [ 36.362724][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.372824][ T378] Call Trace: [ 36.376122][ T378] [ 36.379069][ T378] __dump_stack+0x21/0x30 [ 36.383415][ T378] dump_stack_lvl+0x110/0x170 [ 36.388107][ T378] ? show_regs_print_info+0x20/0x20 [ 36.393317][ T378] ? prandom_u32+0x24d/0x290 [ 36.397921][ T378] dump_stack+0x15/0x20 [ 36.402118][ T378] should_fail+0x3ab/0x500 [ 36.406576][ T378] __should_failslab+0xa4/0xe0 [ 36.411384][ T378] should_failslab+0x9/0x20 [ 36.415903][ T378] slab_pre_alloc_hook+0x39/0xd0 [ 36.420861][ T378] ? __alloc_file+0x28/0x2a0 [ 36.425462][ T378] kmem_cache_alloc+0x44/0x260 [ 36.430244][ T378] __alloc_file+0x28/0x2a0 [ 36.434761][ T378] alloc_empty_file+0x97/0x180 [ 36.439558][ T378] path_openat+0xf4/0x2f80 [ 36.443989][ T378] ? __stack_depot_save+0x34/0x480 [ 36.449293][ T378] ? __kasan_slab_alloc+0xc9/0xe0 [ 36.454430][ T378] ? __kasan_slab_alloc+0xb7/0xe0 [ 36.459508][ T378] ? slab_post_alloc_hook+0x4f/0x2b0 [ 36.464851][ T378] ? kmem_cache_alloc+0xf7/0x260 [ 36.469812][ T378] ? getname_flags+0xba/0x510 [ 36.474528][ T378] ? getname+0x19/0x20 [ 36.478624][ T378] ? do_sys_openat2+0xeb/0x7f0 [ 36.483522][ T378] ? __x64_sys_openat+0x136/0x160 [ 36.488586][ T378] ? x64_sys_call+0x219/0x9a0 [ 36.493514][ T378] ? do_syscall_64+0x4c/0xa0 [ 36.498128][ T378] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 36.504577][ T378] ? do_filp_open+0x400/0x400 [ 36.509290][ T378] do_filp_open+0x1df/0x400 [ 36.513831][ T378] ? vfs_tmpfile+0x2d0/0x2d0 [ 36.518443][ T378] do_sys_openat2+0x15e/0x7f0 [ 36.523183][ T378] ? do_sys_open+0xe0/0xe0 [ 36.527618][ T378] __x64_sys_openat+0x136/0x160 [ 36.532479][ T378] x64_sys_call+0x219/0x9a0 [ 36.536993][ T378] do_syscall_64+0x4c/0xa0 [ 36.541509][ T378] ? clear_bhb_loop+0x50/0xa0 [ 36.546214][ T378] ? clear_bhb_loop+0x50/0xa0 [ 36.550911][ T378] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 36.556822][ T378] RIP: 0033:0x7fde8d546407 [ 36.561253][ T378] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 36.580985][ T378] RSP: 002b:00007ffd36e29130 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 36.586943][ C1] FAULT_INJECTION: forcing a failure. [ 36.586943][ C1] name failslab, interval 1, probability 1, space 0, times 977 [ 36.589596][ T378] RAX: ffffffffffffffda RBX: 00007fde8d458880 RCX: 00007fde8d546407 [ 36.610683][ T378] RDX: 0000000000080241 RSI: 000055e7caf7e0cb RDI: ffffffffffffff9c [ 36.618797][ T378] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 36.626823][ T378] R10: 00000000000001b6 R11: 0000000000000202 R12: 000055e7caf7edfc [ 36.634818][ T378] R13: 000055e7caf7edfc R14: 0000000000000001 R15: 0000000000000004 [ 36.643009][ T378] [ 36.646056][ C1] CPU: 1 PID: 347 Comm: kworker/u4:5 Not tainted syzkaller #0 [ 36.653542][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.663897][ C1] Workqueue: events_unbound toggle_allocation_gate [ 36.670458][ C1] Call Trace: [ 36.673771][ C1] [ 36.676631][ C1] __dump_stack+0x21/0x30 [ 36.680988][ C1] dump_stack_lvl+0x110/0x170 [ 36.685818][ C1] ? show_regs_print_info+0x20/0x20 [ 36.691044][ C1] ? prandom_u32+0x24d/0x290 [ 36.695652][ C1] dump_stack+0x15/0x20 [ 36.699822][ C1] should_fail+0x3ab/0x500 [ 36.704268][ C1] __should_failslab+0xa4/0xe0 [ 36.709053][ C1] should_failslab+0x9/0x20 [ 36.713577][ C1] slab_pre_alloc_hook+0x39/0xd0 [ 36.718532][ C1] ? __alloc_skb+0xe4/0x730 [ 36.723057][ C1] kmem_cache_alloc+0x44/0x260 [ 36.727839][ C1] __alloc_skb+0xe4/0x730 [ 36.732185][ C1] ndisc_send_rs+0x310/0x960 [ 36.736794][ C1] addrconf_rs_timer+0x35a/0x600 [ 36.741752][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 36.747844][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 36.752889][ C1] ? _raw_spin_lock_irqsave+0x130/0x130 [ 36.758462][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 36.764547][ C1] call_timer_fn+0x38/0x290 [ 36.769116][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 36.775195][ C1] __run_timers+0x637/0x9a0 [ 36.779982][ C1] ? calc_index+0x200/0x200 [ 36.784505][ C1] ? sched_clock_cpu+0x18/0x3d0 [ 36.789389][ C1] run_timer_softirq+0x6a/0xf0 [ 36.794485][ C1] handle_softirqs+0x250/0x560 [ 36.799429][ C1] ? irqtime_account_irq+0xbe/0x390 [ 36.804670][ C1] __irq_exit_rcu+0x52/0xf0 [ 36.809201][ C1] irq_exit_rcu+0x9/0x10 [ 36.813470][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 36.819129][ C1] [ 36.822096][ C1] [ 36.825422][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 36.832275][ C1] RIP: 0010:smp_call_function_many_cond+0x8ad/0x9e0 [ 36.838907][ C1] Code: 0f b6 44 05 00 84 c0 0f 85 9b 00 00 00 41 8b 1f 89 de 83 e6 01 31 ff e8 31 48 0a 00 83 e3 01 75 07 e8 77 44 0a 00 eb 42 f3 90 <48> b8 00 00 00 00 00 fc ff df 41 0f b6 44 05 00 84 c0 75 10 41 f7 [ 36.858618][ C1] RSP: 0018:ffffc90000b67860 EFLAGS: 00000293 [ 36.864712][ C1] RAX: ffffffff815f728f RBX: 0000000000000001 RCX: ffff88810fe0bb40 [ 36.872700][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 36.880693][ C1] RBP: ffffc90000b67978 R08: ffff8881f7138e97 R09: 1ffff1103ee271d2 [ 36.888691][ C1] R10: dffffc0000000000 R11: ffffed103ee271d3 R12: ffff8881f7138e80 [ 36.896893][ C1] R13: 1ffff1103ee07af9 R14: 0000000000000000 R15: ffff8881f703d7c8 [ 36.904902][ C1] ? smp_call_function_many_cond+0x8cf/0x9e0 [ 36.911033][ C1] ? text_poke_sync+0x30/0x30 [ 36.915901][ C1] ? smp_call_function_many+0x40/0x40 [ 36.921428][ C1] ? __kmalloc_track_caller+0x75/0x2c0 [ 36.926945][ C1] ? text_poke+0x20/0x20 [ 36.931231][ C1] ? preempt_schedule_thunk+0x16/0x18 [ 36.936623][ C1] ? text_poke_sync+0x30/0x30 [ 36.941330][ C1] on_each_cpu_cond_mask+0x43/0x80 [ 36.946465][ C1] text_poke_bp_batch+0x420/0x600 [ 36.951690][ C1] ? text_poke_loc_init+0x560/0x560 [ 36.956933][ C1] ? __kasan_check_write+0x14/0x20 [ 36.962175][ C1] ? mutex_lock+0x9b/0x1c0 [ 36.966637][ C1] ? wait_for_completion_killable_timeout+0x10/0x10 [ 36.973268][ C1] ? text_poke_queue+0xde/0x1a0 [ 36.978192][ C1] text_poke_finish+0x1a/0x30 [ 36.982908][ C1] arch_jump_label_transform_apply+0x15/0x30 [ 36.989353][ C1] __jump_label_update+0x38f/0x3b0 [ 36.994531][ C1] jump_label_update+0x39b/0x450 [ 36.999496][ C1] static_key_enable_cpuslocked+0x126/0x240 [ 37.005418][ C1] static_key_enable+0x1a/0x30 [ 37.010464][ C1] toggle_allocation_gate+0xba/0x440 [ 37.015790][ C1] ? kfence_debugfs_init+0x70/0x70 [ 37.020939][ C1] ? __kasan_check_write+0x14/0x20 [ 37.026070][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 37.031111][ C1] ? _raw_spin_lock_irqsave+0x130/0x130 [ 37.036674][ C1] process_one_work+0x6c8/0xbb0 [ 37.041726][ C1] worker_thread+0xaa0/0x1250 [ 37.046454][ C1] ? __kasan_check_read+0x11/0x20 [ 37.051517][ C1] kthread+0x3f5/0x4f0 [ 37.055620][ C1] ? worker_clr_flags+0x190/0x190 [ 37.060670][ C1] ? kthread_blkcg+0xd0/0xd0 [ 37.065276][ C1] ret_from_fork+0x1f/0x30 [ 37.069722][ C1] [ 37.072756][ T101] CPU: 0 PID: 101 Comm: udevd Not tainted syzkaller #0 [ 37.079639][ T101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.089726][ T101] Call Trace: [ 37.093023][ T101] [ 37.095970][ T101] __dump_stack+0x21/0x30 [ 37.100325][ T101] dump_stack_lvl+0x110/0x170 [ 37.105022][ T101] ? show_regs_print_info+0x20/0x20 [ 37.110289][ T101] ? prandom_u32+0x24d/0x290 [ 37.114899][ T101] dump_stack+0x15/0x20 [ 37.119071][ T101] should_fail+0x3ab/0x500 [ 37.123519][ T101] __should_failslab+0xa4/0xe0 [ 37.128306][ T101] should_failslab+0x9/0x20 [ 37.133103][ T101] slab_pre_alloc_hook+0x39/0xd0 [ 37.138091][ T101] ? __alloc_file+0x28/0x2a0 [ 37.142704][ T101] kmem_cache_alloc+0x44/0x260 [ 37.147582][ T101] __alloc_file+0x28/0x2a0 [ 37.152066][ T101] alloc_empty_file+0x97/0x180 [ 37.156924][ T101] path_openat+0xf4/0x2f80 [ 37.161367][ T101] ? __stack_depot_save+0x34/0x480 [ 37.166796][ T101] ? stack_trace_save+0xa6/0xf0 [ 37.171669][ T101] ? __kasan_slab_alloc+0xc9/0xe0 [ 37.176713][ T101] ? __kasan_slab_alloc+0xb7/0xe0 [ 37.181805][ T101] ? slab_post_alloc_hook+0x4f/0x2b0 [ 37.187134][ T101] ? kmem_cache_alloc+0xf7/0x260 [ 37.192102][ T101] ? getname_flags+0xba/0x510 [ 37.196807][ T101] ? getname+0x19/0x20 [ 37.200893][ T101] ? do_sys_openat2+0xeb/0x7f0 [ 37.205698][ T101] ? __x64_sys_openat+0x136/0x160 [ 37.210754][ T101] ? x64_sys_call+0x219/0x9a0 [ 37.215543][ T101] ? do_syscall_64+0x4c/0xa0 [ 37.220166][ T101] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 37.226251][ T101] ? do_filp_open+0x400/0x400 [ 37.230950][ T101] do_filp_open+0x1df/0x400 [ 37.235484][ T101] ? vfs_tmpfile+0x2d0/0x2d0 [ 37.240097][ T101] do_sys_openat2+0x15e/0x7f0 [ 37.244800][ T101] ? do_sys_open+0xe0/0xe0 [ 37.249234][ T101] ? do_readlinkat+0xed/0x490 [ 37.253935][ T101] ? ksys_read+0x1eb/0x260 [ 37.258373][ T101] ? vfs_write+0xfd0/0xfd0 [ 37.262810][ T101] __x64_sys_openat+0x136/0x160 [ 37.267714][ T101] x64_sys_call+0x219/0x9a0 [ 37.272258][ T101] do_syscall_64+0x4c/0xa0 [ 37.276707][ T101] ? clear_bhb_loop+0x50/0xa0 [ 37.281424][ T101] ? clear_bhb_loop+0x50/0xa0 [ 37.286218][ T101] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 37.292402][ T101] RIP: 0033:0x7fde8d546407 [ 37.296923][ T101] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 37.316854][ T101] RSP: 002b:00007ffd36e29340 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 37.325598][ T101] RAX: ffffffffffffffda RBX: 00007fde8d458880 RCX: 00007fde8d546407 [ 37.333614][ T101] RDX: 0000000000080141 RSI: 000055e7caf7e02e RDI: ffffffffffffff9c [ 37.341722][ T101] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 37.349801][ T101] R10: 00000000000001a4 R11: 0000000000000202 R12: 00000000ffffffff [ 37.357886][ T101] R13: 00000000ffffffff R14: ffffffffffffffff R15: 00007ffd36e29660 [ 37.366165][ T101] [ 37.369309][ T359] CPU: 1 PID: 359 Comm: udevd Not tainted syzkaller #0 [ 37.371440][ T289] FAULT_INJECTION: forcing a failure. [ 37.371440][ T289] name failslab, interval 1, probability 1, space 0, times 975 [ 37.376185][ T359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.399130][ T359] Call Trace: [ 37.402442][ T359] [ 37.405408][ T359] __dump_stack+0x21/0x30 [ 37.409773][ T359] dump_stack_lvl+0x110/0x170 [ 37.411626][ T8] FAULT_INJECTION: forcing a failure. [ 37.411626][ T8] name failslab, interval 1, probability 1, space 0, times 975 [ 37.414484][ T359] ? show_regs_print_info+0x20/0x20 [ 37.432452][ T359] ? prandom_u32+0x24d/0x290 [ 37.437062][ T359] dump_stack+0x15/0x20 [ 37.441251][ T359] should_fail+0x3ab/0x500 [ 37.445698][ T359] __should_failslab+0xa4/0xe0 [ 37.450482][ T359] should_failslab+0x9/0x20 [ 37.455006][ T359] slab_pre_alloc_hook+0x39/0xd0 [ 37.459965][ T359] ? flock_lock_inode+0x21f/0x13b0 [ 37.465096][ T359] kmem_cache_alloc+0x44/0x260 [ 37.469890][ T359] ? locks_get_lock_context+0x57/0x2d0 [ 37.475367][ T359] flock_lock_inode+0x21f/0x13b0 [ 37.480492][ T359] ? avc_has_perm_noaudit+0x490/0x490 [ 37.485910][ T359] ? check_conflicting_open+0x260/0x260 [ 37.491487][ T359] locks_lock_inode_wait+0x102/0x440 [ 37.496901][ T359] ? fcntl_setlease+0x310/0x310 [ 37.501776][ T359] ? kmem_cache_alloc+0x19e/0x260 [ 37.506827][ T359] ? security_file_lock+0x79/0xa0 [ 37.511871][ T359] __se_sys_flock+0x462/0x5b0 [ 37.516583][ T359] __x64_sys_flock+0x5b/0x70 [ 37.521218][ T359] x64_sys_call+0x12b/0x9a0 [ 37.526009][ T359] do_syscall_64+0x4c/0xa0 [ 37.530495][ T359] ? clear_bhb_loop+0x50/0xa0 [ 37.535200][ T359] ? clear_bhb_loop+0x50/0xa0 [ 37.539905][ T359] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 37.545832][ T359] RIP: 0033:0x7fde8d5b0aa7 [ 37.550271][ T359] Code: f3 0f 6f 44 24 58 f3 0f 6f 4c 24 68 48 89 03 48 8b 44 24 08 0f 11 43 10 48 89 43 08 0f 11 4b 20 eb a7 90 b8 49 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 21 f3 0d 00 f7 d8 64 89 01 48 [ 37.570034][ T359] RSP: 002b:00007ffd36e29298 EFLAGS: 00000202 ORIG_RAX: 0000000000000049 [ 37.578806][ T359] RAX: ffffffffffffffda RBX: 000055e7de273ae0 RCX: 00007fde8d5b0aa7 [ 37.587146][ T359] RDX: 0000000000000008 RSI: 0000000000000005 RDI: 0000000000000008 [ 37.595235][ T359] RBP: 000055e7de0232c0 R08: 0000000000000000 R09: 0000000000000000 [ 37.603315][ T359] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e7de294380 [ 37.611301][ T359] R13: 000055e7de268920 R14: 0000000000000008 R15: 000055e7de294380 [ 37.619404][ T359] [ 37.622440][ T289] CPU: 0 PID: 289 Comm: syz-executor Not tainted syzkaller #0 [ 37.630086][ T289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.640382][ T289] Call Trace: [ 37.643682][ T289] [ 37.646633][ T289] __dump_stack+0x21/0x30 [ 37.651138][ T289] dump_stack_lvl+0x110/0x170 [ 37.655851][ T289] ? show_regs_print_info+0x20/0x20 [ 37.661269][ T289] ? prandom_u32+0x24d/0x290 [ 37.665899][ T289] dump_stack+0x15/0x20 [ 37.670082][ T289] should_fail+0x3ab/0x500 [ 37.674532][ T289] __should_failslab+0xa4/0xe0 [ 37.679329][ T289] should_failslab+0x9/0x20 [ 37.683889][ T289] slab_pre_alloc_hook+0x39/0xd0 [ 37.688865][ T289] ? security_file_alloc+0x33/0x120 [ 37.694107][ T289] kmem_cache_alloc+0x44/0x260 [ 37.698895][ T289] security_file_alloc+0x33/0x120 [ 37.703936][ T289] __alloc_file+0xb5/0x2a0 [ 37.708379][ T289] alloc_empty_file+0x97/0x180 [ 37.713166][ T289] path_openat+0xf4/0x2f80 [ 37.717629][ T289] ? __stack_depot_save+0x34/0x480 [ 37.722762][ T289] ? __kasan_slab_alloc+0xc9/0xe0 [ 37.727806][ T289] ? __kasan_slab_alloc+0xb7/0xe0 [ 37.732857][ T289] ? slab_post_alloc_hook+0x4f/0x2b0 [ 37.738169][ T289] ? kmem_cache_alloc+0xf7/0x260 [ 37.743123][ T289] ? getname_flags+0xba/0x510 [ 37.748294][ T289] ? getname+0x19/0x20 [ 37.752415][ T289] ? do_sys_openat2+0xeb/0x7f0 [ 37.757239][ T289] ? __x64_sys_openat+0x136/0x160 [ 37.762476][ T289] ? x64_sys_call+0x219/0x9a0 [ 37.767189][ T289] ? do_syscall_64+0x4c/0xa0 [ 37.771805][ T289] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 37.777987][ T289] ? do_filp_open+0x400/0x400 [ 37.782791][ T289] do_filp_open+0x1df/0x400 [ 37.787319][ T289] ? vfs_tmpfile+0x2d0/0x2d0 [ 37.792054][ T289] do_sys_openat2+0x15e/0x7f0 [ 37.796763][ T289] ? user_path_at_empty+0x162/0x1c0 [ 37.801988][ T289] ? kmem_cache_free+0x100/0x320 [ 37.806966][ T289] ? namespace_unlock+0x440/0x440 [ 37.812014][ T289] ? do_sys_open+0xe0/0xe0 [ 37.816463][ T289] ? __x64_sys_umount+0x12d/0x170 [ 37.816928][ T101] udevd[101]: could not touch /run/udev/queue: Cannot allocate memory [ 37.821624][ T289] __x64_sys_openat+0x136/0x160 [ 37.834681][ T289] x64_sys_call+0x219/0x9a0 [ 37.837825][ T101] FAULT_INJECTION: forcing a failure. [ 37.837825][ T101] name failslab, interval 1, probability 1, space 0, times 973 [ 37.839207][ T289] do_syscall_64+0x4c/0xa0 [ 37.856616][ T289] ? clear_bhb_loop+0x50/0xa0 [ 37.861321][ T289] ? clear_bhb_loop+0x50/0xa0 [ 37.866039][ T289] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 37.872059][ T289] RIP: 0033:0x7ff5be4cf2bc [ 37.876510][ T289] Code: 4c 89 54 24 18 41 89 f2 41 83 e2 40 75 40 89 f0 f7 d0 a9 00 00 41 00 74 35 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 44 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 [ 37.896431][ T289] RSP: 002b:00007ffe901e03a0 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 37.904907][ T289] RAX: ffffffffffffffda RBX: 00007ff5be566314 RCX: 00007ff5be4cf2bc [ 37.913154][ T289] RDX: 0000000000090800 RSI: 00007ffe901e15b0 RDI: 00000000ffffff9c [ 37.921149][ T289] RBP: 00007ffe901e15b0 R08: 00007ffe901e25b0 R09: 00000000ffffffff [ 37.929146][ T289] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe901e15b0 [ 37.937284][ T289] R13: 00007ff5be566314 R14: 0000000000007864 R15: 00007ffe901e2680 [ 37.937315][ T90] FAULT_INJECTION: forcing a failure. [ 37.937315][ T90] name failslab, interval 1, probability 1, space 0, times 972 [ 37.945312][ T289] [ 37.961481][ T288] CPU: 1 PID: 288 Comm: syz-executor Not tainted syzkaller #0 [ 37.965128][ T378] FAULT_INJECTION: forcing a failure. [ 37.965128][ T378] name failslab, interval 1, probability 1, space 0, times 972 [ 37.968971][ T288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.968986][ T288] Call Trace: [ 37.968991][ T288] [ 37.968999][ T288] __dump_stack+0x21/0x30 [ 37.969021][ T288] dump_stack_lvl+0x110/0x170 [ 37.969037][ T288] ? show_regs_print_info+0x20/0x20 [ 37.969056][ T288] dump_stack+0x15/0x20 [ 37.969071][ T288] warn_alloc+0x1dc/0x200 [ 37.969091][ T288] ? __kasan_slab_free+0x11/0x20 [ 37.969109][ T288] ? slab_free_freelist_hook+0xc2/0x190 [ 37.969127][ T288] ? zone_watermark_ok_safe+0x270/0x270 [ 37.969146][ T288] ? __get_vm_area_node+0x163/0x350 [ 37.969164][ T288] ? __get_vm_area_node+0x163/0x350 [ 37.969182][ T288] __vmalloc_node_range+0x15e/0xad0 [ 37.969203][ T288] ? xt_counters_alloc+0x44/0x50 [ 37.969219][ T288] vzalloc+0x78/0x90 [ 37.969236][ T288] ? xt_counters_alloc+0x44/0x50 [ 37.969252][ T288] xt_counters_alloc+0x44/0x50 [ 37.969269][ T288] __do_replace+0xa8/0x9e0 [ 37.969290][ T288] ? kvmalloc_node+0x23c/0x320 [ 37.969310][ T288] ? translate_compat_table+0x2090/0x2090 [ 38.087865][ T288] ? __kasan_check_write+0x14/0x20 [ 38.093102][ T288] ? copy_from_sockptr_offset+0x77/0x90 [ 38.098769][ T288] do_ipt_set_ctl+0xa8f/0xd70 [ 38.103467][ T288] ? do_syscall_64+0x4c/0xa0 [ 38.108157][ T288] ? ipt_unregister_table_exit+0x230/0x230 [ 38.114092][ T288] ? __kasan_check_write+0x14/0x20 [ 38.119256][ T288] ? mutex_unlock+0x8f/0x230 [ 38.123953][ T288] ? __mutex_lock_slowpath+0x10/0x10 [ 38.129263][ T288] ? _raw_spin_lock_bh+0x94/0xf0 [ 38.134450][ T288] ? _raw_spin_lock_irq+0xf0/0xf0 [ 38.139502][ T288] nf_setsockopt+0x272/0x2a0 [ 38.144136][ T288] ip_setsockopt+0x2dae/0x37a0 [ 38.148925][ T288] ? nf_getsockopt+0x287/0x290 [ 38.153708][ T288] ? ipv4_pktinfo_prepare+0x520/0x520 [ 38.159109][ T288] ? ip_getsockopt+0x1377/0x17a0 [ 38.164069][ T288] ? ip_setsockopt+0x37a0/0x37a0 [ 38.169293][ T288] ? __kasan_check_write+0x14/0x20 [ 38.174436][ T288] ? ptep_set_access_flags+0x64/0xb0 [ 38.179739][ T288] ? _raw_spin_unlock+0x4d/0x70 [ 38.184610][ T288] ? wp_page_reuse+0xf3/0x110 [ 38.189308][ T288] ? do_wp_page+0x8e2/0xc90 [ 38.193856][ T288] ? handle_pte_fault+0x824/0x2770 [ 38.198984][ T288] ? __kasan_slab_alloc+0xb7/0xe0 [ 38.204041][ T288] ? kmem_cache_alloc+0xf7/0x260 [ 38.209691][ T288] ? security_file_alloc+0x33/0x120 [ 38.214908][ T288] ? avc_has_perm_noaudit+0x390/0x490 [ 38.220649][ T288] ? memcpy+0x56/0x70 [ 38.224673][ T288] ? avc_has_perm_noaudit+0x30a/0x490 [ 38.230088][ T288] ? avc_denied+0x1b0/0x1b0 [ 38.234613][ T288] ? avc_has_perm+0x163/0x250 [ 38.239308][ T288] ? avc_has_perm_noaudit+0x490/0x490 [ 38.244719][ T288] tcp_setsockopt+0x22b/0x1e90 [ 38.249507][ T288] ? selinux_socket_setsockopt+0x282/0x360 [ 38.255349][ T288] ? tcp_set_window_clamp+0x1b0/0x1b0 [ 38.260850][ T288] ? do_user_addr_fault+0x9e5/0x11c0 [ 38.266158][ T288] sock_common_setsockopt+0xa0/0xb0 [ 38.271387][ T288] ? sock_common_recvmsg+0x1c0/0x1c0 [ 38.276710][ T288] __sys_setsockopt+0x2e9/0x470 [ 38.281581][ T288] ? __ia32_sys_recv+0xb0/0xb0 [ 38.286365][ T288] __x64_sys_setsockopt+0xbf/0xd0 [ 38.291502][ T288] x64_sys_call+0x982/0x9a0 [ 38.296039][ T288] do_syscall_64+0x4c/0xa0 [ 38.300478][ T288] ? clear_bhb_loop+0x50/0xa0 [ 38.305187][ T288] ? clear_bhb_loop+0x50/0xa0 [ 38.309885][ T288] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 38.316305][ T288] RIP: 0033:0x7fda731d47da [ 38.320744][ T288] Code: 48 83 ec 10 48 63 c9 48 63 ff 45 89 c9 6a 2c e8 6c 99 fb ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff f7 [ 38.340462][ T288] RSP: 002b:00007fff19e97cf8 EFLAGS: 00000202 ORIG_RAX: 0000000000000036 [ 38.348903][ T288] RAX: ffffffffffffffda RBX: 00007fff19e97d80 RCX: 00007fda731d47da [ 38.356987][ T288] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 38.365063][ T288] RBP: 0000000000000003 R08: 0000000000000240 R09: 0000000000000000 [ 38.373078][ T288] R10: 00007fda73425460 R11: 0000000000000202 R12: 00007fda73425400 [ 38.381071][ T288] R13: 00007fff19e97d1c R14: 0000000000000000 R15: 00007fda73426180 [ 38.389243][ T288] [ 38.392276][ T8] CPU: 0 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0 [ 38.399596][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 38.409673][ T8] Workqueue: netns cleanup_net [ 38.414467][ T8] Call Trace: [ 38.417756][ T8] [ 38.420704][ T8] __dump_stack+0x21/0x30 [ 38.425054][ T8] dump_stack_lvl+0x110/0x170 [ 38.429841][ T8] ? show_regs_print_info+0x20/0x20 [ 38.435073][ T8] ? prandom_u32+0x24d/0x290 [ 38.439689][ T8] dump_stack+0x15/0x20 [ 38.443945][ T8] should_fail+0x3ab/0x500 [ 38.448492][ T8] ? inet_netconf_notify_devconf+0x169/0x220 [ 38.454491][ T8] __should_failslab+0xa4/0xe0 [ 38.459291][ T8] should_failslab+0x9/0x20 [ 38.464167][ T8] slab_pre_alloc_hook+0x39/0xd0 [ 38.469129][ T8] ? inet_netconf_notify_devconf+0x169/0x220 [ 38.475218][ T8] ? inet_netconf_notify_devconf+0x169/0x220 [ 38.481223][ T8] __kmalloc_track_caller+0x6c/0x2c0 [ 38.486545][ T8] ? inet_netconf_notify_devconf+0x169/0x220 [ 38.492552][ T8] ? inet_netconf_notify_devconf+0x169/0x220 [ 38.498555][ T8] __alloc_skb+0x210/0x730 [ 38.503003][ T8] inet_netconf_notify_devconf+0x169/0x220 [ 38.508835][ T8] inetdev_event+0x7b0/0x1060 [ 38.513534][ T8] ? devinet_exit_net+0x220/0x220 [ 38.518665][ T8] ? up_read+0x56/0x1d0 [ 38.522851][ T8] raw_notifier_call_chain+0x90/0x100 [ 38.528246][ T8] unregister_netdevice_many+0x103d/0x1a00 [ 38.534176][ T8] ? alloc_netdev_mqs+0xe20/0xe20 [ 38.539219][ T8] ? unregister_netdevice_queue+0x17c/0x320 [ 38.545426][ T8] ? list_netdevice+0x4c0/0x4c0 [ 38.550355][ T8] ? br_dev_delete+0xfc/0x110 [ 38.555079][ T8] default_device_exit_batch+0x35e/0x3c0 [ 38.560754][ T8] ? default_device_exit+0x370/0x370 [ 38.566077][ T8] ? wait_woken+0x170/0x170 [ 38.570638][ T8] ? rtnl_unlock+0xe/0x10 [ 38.575092][ T8] ? default_device_exit+0x370/0x370 [ 38.580410][ T8] cleanup_net+0x605/0xae0 [ 38.584862][ T8] ? ops_init+0x470/0x470 [ 38.589346][ T8] ? __schedule+0xbd7/0x14a0 [ 38.594091][ T8] process_one_work+0x6c8/0xbb0 [ 38.598982][ T8] worker_thread+0xaa0/0x1250 [ 38.603708][ T8] kthread+0x3f5/0x4f0 [ 38.607811][ T8] ? worker_clr_flags+0x190/0x190 [ 38.612876][ T8] ? kthread_blkcg+0xd0/0xd0 [ 38.617485][ T8] ret_from_fork+0x1f/0x30 [ 38.621931][ T8] [ 38.625055][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 38.631851][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 38.642019][ T90] Call Trace: [ 38.645321][ T90] [ 38.648279][ T90] __dump_stack+0x21/0x30 [ 38.653360][ T90] dump_stack_lvl+0x110/0x170 [ 38.658161][ T90] ? show_regs_print_info+0x20/0x20 [ 38.663539][ T90] ? prandom_u32+0x24d/0x290 [ 38.668161][ T90] dump_stack+0x15/0x20 [ 38.672352][ T90] should_fail+0x3ab/0x500 [ 38.676798][ T90] __should_failslab+0xa4/0xe0 [ 38.682132][ T90] should_failslab+0x9/0x20 [ 38.686667][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 38.691635][ T90] ? security_file_alloc+0x33/0x120 [ 38.696864][ T90] kmem_cache_alloc+0x44/0x260 [ 38.701740][ T90] security_file_alloc+0x33/0x120 [ 38.706787][ T90] __alloc_file+0xb5/0x2a0 [ 38.711228][ T90] alloc_empty_file+0x97/0x180 [ 38.716110][ T90] alloc_file+0x59/0x580 [ 38.720375][ T90] alloc_file_pseudo+0x180/0x200 [ 38.725330][ T90] ? alloc_empty_file_noaccount+0x80/0x80 [ 38.731360][ T90] sock_alloc_file+0xba/0x260 [ 38.736780][ T90] __sys_socket+0x12b/0x190 [ 38.741322][ T90] __x64_sys_socket+0x7a/0x90 [ 38.746023][ T90] x64_sys_call+0x8c5/0x9a0 [ 38.750548][ T90] do_syscall_64+0x4c/0xa0 [ 38.754999][ T90] ? clear_bhb_loop+0x50/0xa0 [ 38.759746][ T90] ? clear_bhb_loop+0x50/0xa0 [ 38.764466][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 38.770403][ T90] RIP: 0033:0x7f559cb2d707 [ 38.774859][ T90] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 38.794584][ T90] RSP: 002b:00007ffd7cbaf7d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 38.803039][ T90] RAX: ffffffffffffffda RBX: 000000000000005b RCX: 00007f559cb2d707 [ 38.811049][ T90] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 38.819161][ T90] RBP: 00007f559cbb9560 R08: 0000000000000000 R09: 0000000000000000 [ 38.827166][ T90] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 38.835164][ T90] R13: 00007ffd7cbaf900 R14: 0000000000000040 R15: 00007ffd7cbaf900 [ 38.843169][ T90] [ 38.846221][ T378] CPU: 0 PID: 378 Comm: udevd Not tainted syzkaller #0 [ 38.853124][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 38.863211][ T378] Call Trace: [ 38.866522][ T378] [ 38.869484][ T378] __dump_stack+0x21/0x30 [ 38.873867][ T378] dump_stack_lvl+0x110/0x170 [ 38.878682][ T378] ? show_regs_print_info+0x20/0x20 [ 38.883911][ T378] dump_stack+0x15/0x20 [ 38.888092][ T378] should_fail+0x3ab/0x500 [ 38.892541][ T378] __should_failslab+0xa4/0xe0 [ 38.897341][ T378] should_failslab+0x9/0x20 [ 38.901992][ T378] slab_pre_alloc_hook+0x39/0xd0 [ 38.907204][ T378] ? getname_flags+0xba/0x510 [ 38.911923][ T378] kmem_cache_alloc+0x44/0x260 [ 38.916836][ T378] getname_flags+0xba/0x510 [ 38.921375][ T378] getname+0x19/0x20 [ 38.925289][ T378] do_sys_openat2+0xeb/0x7f0 [ 38.929933][ T378] ? blkdev_ioctl+0x517/0x660 [ 38.934820][ T378] ? __fput+0x67c/0x900 [ 38.939103][ T378] ? do_sys_open+0xe0/0xe0 [ 38.943550][ T378] ? block_ioctl+0xaf/0x100 [ 38.948073][ T378] __x64_sys_openat+0x136/0x160 [ 38.952970][ T378] x64_sys_call+0x219/0x9a0 [ 38.957513][ T378] do_syscall_64+0x4c/0xa0 [ 38.961962][ T378] ? clear_bhb_loop+0x50/0xa0 [ 38.966669][ T378] ? clear_bhb_loop+0x50/0xa0 [ 38.971410][ T378] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 38.977693][ T378] RIP: 0033:0x7fde8d546407 [ 38.982448][ T378] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 39.004993][ T378] RSP: 002b:00007ffd36e23da0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 39.013446][ T378] RAX: ffffffffffffffda RBX: 00007fde8d458880 RCX: 00007fde8d546407 [ 39.021444][ T378] RDX: 0000000000080000 RSI: 000055e7de0243d0 RDI: ffffffffffffff9c [ 39.029440][ T378] RBP: 000055e7de0243d0 R08: 0000000000000000 R09: 0000000000000000 [ 39.037973][ T378] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 39.046075][ T378] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000009 [ 39.054086][ T378] [ 39.057136][ T101] CPU: 1 PID: 101 Comm: udevd Not tainted syzkaller #0 [ 39.064040][ T101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 39.070824][ T8] FAULT_INJECTION: forcing a failure. [ 39.070824][ T8] name failslab, interval 1, probability 1, space 0, times 970 [ 39.074208][ T101] Call Trace: [ 39.074217][ T101] [ 39.093323][ T101] __dump_stack+0x21/0x30 [ 39.098048][ T101] dump_stack_lvl+0x110/0x170 [ 39.102869][ T101] ? show_regs_print_info+0x20/0x20 [ 39.108175][ T101] dump_stack+0x15/0x20 [ 39.112378][ T101] should_fail+0x3ab/0x500 [ 39.116829][ T101] __should_failslab+0xa4/0xe0 [ 39.121621][ T101] should_failslab+0x9/0x20 [ 39.126134][ T101] slab_pre_alloc_hook+0x39/0xd0 [ 39.131192][ T101] ? getname_flags+0xba/0x510 [ 39.135900][ T101] kmem_cache_alloc+0x44/0x260 [ 39.140805][ T101] getname_flags+0xba/0x510 [ 39.145392][ T101] user_path_at_empty+0x2f/0x1c0 [ 39.150537][ T101] do_readlinkat+0xd9/0x490 [ 39.155066][ T101] ? ksys_read+0x1eb/0x260 [ 39.160286][ T101] ? cp_old_stat+0x4a0/0x4a0 [ 39.164891][ T101] ? vfs_write+0xfd0/0xfd0 [ 39.166744][ C0] FAULT_INJECTION: forcing a failure. [ 39.166744][ C0] name failslab, interval 1, probability 1, space 0, times 970 [ 39.169324][ T101] ? debug_smp_processor_id+0x17/0x20 [ 39.187463][ T101] __x64_sys_readlink+0x7f/0x90 [ 39.192332][ T101] x64_sys_call+0x93c/0x9a0 [ 39.196849][ T101] do_syscall_64+0x4c/0xa0 [ 39.201284][ T101] ? clear_bhb_loop+0x50/0xa0 [ 39.205972][ T101] ? clear_bhb_loop+0x50/0xa0 [ 39.210752][ T101] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 39.216665][ T101] RIP: 0033:0x7fde8d5b43a7 [ 39.221118][ T101] Code: 00 00 90 48 83 ec 10 48 63 ff 45 31 c9 45 31 c0 6a 00 31 c9 e8 8a 20 f9 ff 48 83 c4 18 c3 0f 1f 44 00 00 b8 59 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 21 ba 0d 00 f7 d8 64 89 02 48 [ 39.240840][ T101] RSP: 002b:00007ffd36e28e28 EFLAGS: 00000206 ORIG_RAX: 0000000000000059 [ 39.249279][ T101] RAX: ffffffffffffffda RBX: 00007ffd36e29030 RCX: 00007fde8d5b43a7 [ 39.257278][ T101] RDX: 0000000000000200 RSI: 00007ffd36e28e30 RDI: 00007ffd36e29030 [ 39.265275][ T101] RBP: 000055e7de0232c0 R08: 0000000000000064 R09: 0000000000000000 [ 39.273273][ T101] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd36e28e30 [ 39.281261][ T101] R13: 000055e7caf99100 R14: 000055e7de273720 R15: 00007ffd36e29650 [ 39.289540][ T101] [ 39.292579][ C0] CPU: 0 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0 [ 39.292981][ C1] FAULT_INJECTION: forcing a failure. [ 39.292981][ C1] name failslab, interval 1, probability 1, space 0, times 970 [ 39.299893][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 39.299915][ C0] Workqueue: netns cleanup_net [ 39.327686][ C0] Call Trace: [ 39.330980][ C0] [ 39.333869][ C0] __dump_stack+0x21/0x30 [ 39.338247][ C0] dump_stack_lvl+0x110/0x170 [ 39.342948][ C0] ? show_regs_print_info+0x20/0x20 [ 39.348158][ C0] ? prandom_u32+0x24d/0x290 [ 39.352764][ C0] dump_stack+0x15/0x20 [ 39.357104][ C0] should_fail+0x3ab/0x500 [ 39.361534][ C0] __should_failslab+0xa4/0xe0 [ 39.366310][ C0] should_failslab+0x9/0x20 [ 39.370849][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 39.375810][ C0] kmem_cache_alloc_trace+0x48/0x270 [ 39.381115][ C0] ? dst_cow_metrics_generic+0x55/0x1c0 [ 39.386681][ C0] dst_cow_metrics_generic+0x55/0x1c0 [ 39.392074][ C0] icmp6_dst_alloc+0x35f/0x520 [ 39.396881][ C0] ndisc_send_skb+0x2a9/0xcf0 [ 39.401579][ C0] ? process_one_work+0x6c8/0xbb0 [ 39.406621][ C0] ? worker_thread+0xaa0/0x1250 [ 39.411497][ C0] ? kthread+0x3f5/0x4f0 [ 39.415865][ C0] ? ret_from_fork+0x1f/0x30 [ 39.420477][ C0] ? ndisc_alloc_skb+0x290/0x290 [ 39.425429][ C0] ? ndisc_send_rs+0x61f/0x960 [ 39.430207][ C0] ? memcpy+0x56/0x70 [ 39.434309][ C0] ndisc_send_rs+0x711/0x960 [ 39.438924][ C0] addrconf_rs_timer+0x35a/0x600 [ 39.443879][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 39.450057][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 39.456138][ C0] call_timer_fn+0x38/0x290 [ 39.460661][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 39.466739][ C0] __run_timers+0x637/0x9a0 [ 39.471262][ C0] ? calc_index+0x200/0x200 [ 39.475786][ C0] ? sched_clock_cpu+0x18/0x3d0 [ 39.480652][ C0] run_timer_softirq+0x6a/0xf0 [ 39.485451][ C0] handle_softirqs+0x250/0x560 [ 39.490234][ C0] __irq_exit_rcu+0x52/0xf0 [ 39.494750][ C0] irq_exit_rcu+0x9/0x10 [ 39.499013][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 39.504667][ C0] [ 39.507611][ C0] [ 39.510727][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 39.516728][ C0] RIP: 0010:__printk_wait_on_cpu_lock+0xb/0x40 [ 39.522908][ C0] Code: 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 fc e4 56 00 4c 89 33 5b 41 5c 41 5e 41 5f 5d c3 55 48 89 e5 e8 d7 74 17 00 f3 90 <48> c7 c7 80 1f 71 86 be 04 00 00 00 e8 14 e6 56 00 8b 05 5e dd 1e [ 39.542805][ C0] RSP: 0018:ffffc90000087750 EFLAGS: 00000293 [ 39.549211][ C0] RAX: ffffffff8152422c RBX: ffffffff8564bda0 RCX: ffff8881002713c0 [ 39.558568][ C0] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffff86711f80 [ 39.566584][ C0] RBP: ffffc90000087750 R08: 0000000000000003 R09: 0000000000000004 [ 39.574875][ C0] R10: dffffc0000000000 R11: fffffbfff0ce23f0 R12: dffffc0000000000 [ 39.582957][ C0] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff92000010eec [ 39.591032][ C0] ? __printk_wait_on_cpu_lock+0x2c/0x40 [ 39.596691][ C0] dump_stack_lvl+0xce/0x170 [ 39.601295][ C0] ? show_regs_print_info+0x20/0x20 [ 39.606508][ C0] ? prandom_u32+0x24d/0x290 [ 39.611132][ C0] dump_stack+0x15/0x20 [ 39.615322][ C0] should_fail+0x3ab/0x500 [ 39.619794][ C0] ? rtmsg_ifinfo_build_skb+0x75/0x180 [ 39.625297][ C0] __should_failslab+0xa4/0xe0 [ 39.630346][ C0] should_failslab+0x9/0x20 [ 39.634864][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 39.639975][ C0] ? rtmsg_ifinfo_build_skb+0x75/0x180 [ 39.645727][ C0] ? rtmsg_ifinfo_build_skb+0x75/0x180 [ 39.651693][ C0] __kmalloc_track_caller+0x6c/0x2c0 [ 39.657020][ C0] ? rtmsg_ifinfo_build_skb+0x75/0x180 [ 39.662500][ C0] ? rtmsg_ifinfo_build_skb+0x75/0x180 [ 39.667996][ C0] __alloc_skb+0x210/0x730 [ 39.672611][ C0] rtmsg_ifinfo_build_skb+0x75/0x180 [ 39.678008][ C0] unregister_netdevice_many+0x10d7/0x1a00 [ 39.683841][ C0] ? alloc_netdev_mqs+0xe20/0xe20 [ 39.688880][ C0] ? unregister_netdevice_queue+0x17c/0x320 [ 39.694801][ C0] ? list_netdevice+0x4c0/0x4c0 [ 39.699671][ C0] ? br_dev_delete+0xfc/0x110 [ 39.704389][ C0] default_device_exit_batch+0x35e/0x3c0 [ 39.710045][ C0] ? default_device_exit+0x370/0x370 [ 39.715366][ C0] ? wait_woken+0x170/0x170 [ 39.719984][ C0] ? rtnl_unlock+0xe/0x10 [ 39.724414][ C0] ? default_device_exit+0x370/0x370 [ 39.729714][ C0] cleanup_net+0x605/0xae0 [ 39.734150][ C0] ? ops_init+0x470/0x470 [ 39.738606][ C0] ? __schedule+0xbd7/0x14a0 [ 39.743621][ C0] process_one_work+0x6c8/0xbb0 [ 39.748516][ C0] worker_thread+0xaa0/0x1250 [ 39.753358][ C0] kthread+0x3f5/0x4f0 [ 39.757468][ C0] ? worker_clr_flags+0x190/0x190 [ 39.762713][ C0] ? kthread_blkcg+0xd0/0xd0 [ 39.767353][ C0] ret_from_fork+0x1f/0x30 [ 39.771788][ C0] [ 39.774824][ C1] CPU: 1 PID: 101 Comm: udevd Not tainted syzkaller #0 [ 39.781793][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 39.792018][ C1] Call Trace: [ 39.795330][ C1] [ 39.798188][ C1] __dump_stack+0x21/0x30 [ 39.802563][ C1] dump_stack_lvl+0x110/0x170 [ 39.807269][ C1] ? show_regs_print_info+0x20/0x20 [ 39.812517][ C1] ? prandom_u32+0x24d/0x290 [ 39.817141][ C1] dump_stack+0x15/0x20 [ 39.821445][ C1] should_fail+0x3ab/0x500 [ 39.825981][ C1] __should_failslab+0xa4/0xe0 [ 39.830859][ C1] should_failslab+0x9/0x20 [ 39.835400][ C1] slab_pre_alloc_hook+0x39/0xd0 [ 39.840356][ C1] kmem_cache_alloc_trace+0x48/0x270 [ 39.846097][ C1] ? dst_cow_metrics_generic+0x55/0x1c0 [ 39.851664][ C1] dst_cow_metrics_generic+0x55/0x1c0 [ 39.857228][ C1] icmp6_dst_alloc+0x35f/0x520 [ 39.862011][ C1] ndisc_send_skb+0x2a9/0xcf0 [ 39.866709][ C1] ? user_path_at_empty+0x2f/0x1c0 [ 39.871842][ C1] ? do_readlinkat+0xd9/0x490 [ 39.877522][ C1] ? __x64_sys_readlink+0x7f/0x90 [ 39.882582][ C1] ? x64_sys_call+0x93c/0x9a0 [ 39.887278][ C1] ? do_syscall_64+0x4c/0xa0 [ 39.891890][ C1] ? ndisc_alloc_skb+0x290/0x290 [ 39.896843][ C1] ? ndisc_send_rs+0x61f/0x960 [ 39.901636][ C1] ? memcpy+0x56/0x70 [ 39.905635][ C1] ndisc_send_rs+0x711/0x960 [ 39.910417][ C1] addrconf_rs_timer+0x35a/0x600 [ 39.915375][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 39.921653][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 39.926992][ C1] ? _raw_spin_lock_irqsave+0x130/0x130 [ 39.932574][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 39.939392][ C1] call_timer_fn+0x38/0x290 [ 39.943929][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 39.950209][ C1] __run_timers+0x637/0x9a0 [ 39.954758][ C1] ? calc_index+0x200/0x200 [ 39.959290][ C1] ? sched_clock_cpu+0x18/0x3d0 [ 39.964174][ C1] run_timer_softirq+0x6a/0xf0 [ 39.968961][ C1] handle_softirqs+0x250/0x560 [ 39.973742][ C1] ? irqtime_account_irq+0xbe/0x390 [ 39.978959][ C1] __irq_exit_rcu+0x52/0xf0 [ 39.983493][ C1] irq_exit_rcu+0x9/0x10 [ 39.987747][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 39.993397][ C1] [ 39.996351][ C1] [ 39.999296][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 40.005324][ C1] RIP: 0010:preempt_schedule_irq+0xa5/0x120 [ 40.011284][ C1] Code: 44 24 20 00 02 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 4d bf 01 00 00 00 e8 11 4d 95 fc fb bf 01 00 00 00 76 e4 ff ff fa bf 01 00 00 00 e8 ab 4e 95 fc 65 48 8b 1d 13 f7 [ 40.031379][ C1] RSP: 0018:ffffc90000987a20 EFLAGS: 00000246 [ 40.037504][ C1] RAX: 1ffff11021ada8be RBX: ffffc90000987af8 RCX: ffffffff870cbf00 [ 40.045592][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 40.053823][ C1] RBP: ffffc90000987aa8 R08: ffff88810d6d3b47 R09: 1ffff11021ada768 [ 40.061821][ C1] R10: dffffc0000000000 R11: ffffed1021ada769 R12: 0000000000000000 [ 40.069817][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000130f44 [ 40.077814][ C1] ? __cond_resched+0xd0/0xd0 [ 40.082529][ C1] irqentry_exit_cond_resched+0x29/0x30 [ 40.088365][ C1] irqentry_exit+0x37/0x40 [ 40.092830][ C1] sysvec_reschedule_ipi+0x78/0x80 [ 40.097992][ C1] asm_sysvec_reschedule_ipi+0x1b/0x20 [ 40.103491][ C1] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 40.108981][ C1] Code: e6 00 02 00 00 31 ff e8 3a 97 be fc 49 81 e5 00 02 00 00 75 07 e8 ec 92 be fc eb 06 e8 e5 92 be fc fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 27 00 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 40 [ 40.129681][ C1] RSP: 0018:ffffc90000987ba0 EFLAGS: 00000293 [ 40.135772][ C1] RAX: ffffffff84ab23fb RBX: ffffffff8564bda0 RCX: ffff88810d6d3b40 [ 40.143793][ C1] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 40.151790][ C1] RBP: ffffc90000987c38 R08: 0000000000000003 R09: 0000000000000004 [ 40.159785][ C1] R10: dffffc0000000000 R11: fffffbfff0ce23f0 R12: dffffc0000000000 [ 40.167977][ C1] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff92000130f74 [ 40.175971][ C1] ? dump_stack_lvl+0x13b/0x170 [ 40.180855][ C1] ? show_regs_print_info+0x20/0x20 [ 40.186075][ C1] dump_stack+0x15/0x20 [ 40.190240][ C1] should_fail+0x3ab/0x500 [ 40.194680][ C1] __should_failslab+0xa4/0xe0 [ 40.199462][ C1] should_failslab+0x9/0x20 [ 40.204010][ C1] slab_pre_alloc_hook+0x39/0xd0 [ 40.208970][ C1] ? getname_flags+0xba/0x510 [ 40.213678][ C1] kmem_cache_alloc+0x44/0x260 [ 40.218455][ C1] getname_flags+0xba/0x510 [ 40.222972][ C1] user_path_at_empty+0x2f/0x1c0 [ 40.227930][ C1] do_readlinkat+0xd9/0x490 [ 40.232533][ C1] ? ksys_read+0x1eb/0x260 [ 40.237051][ C1] ? cp_old_stat+0x4a0/0x4a0 [ 40.241657][ C1] ? vfs_write+0xfd0/0xfd0 [ 40.246189][ C1] ? debug_smp_processor_id+0x17/0x20 [ 40.251576][ C1] __x64_sys_readlink+0x7f/0x90 [ 40.256443][ C1] x64_sys_call+0x93c/0x9a0 [ 40.260961][ C1] do_syscall_64+0x4c/0xa0 [ 40.265428][ C1] ? clear_bhb_loop+0x50/0xa0 [ 40.270116][ C1] ? clear_bhb_loop+0x50/0xa0 [ 40.274814][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 40.280893][ C1] RIP: 0033:0x7fde8d5b43a7 [ 40.285331][ C1] Code: 00 00 90 48 83 ec 10 48 63 ff 45 31 c9 45 31 c0 6a 00 31 c9 e8 8a 20 f9 ff 48 83 c4 18 c3 0f 1f 44 00 00 b8 59 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 21 ba 0d 00 f7 d8 64 89 02 48 [ 40.304952][ C1] RSP: 002b:00007ffd36e28e28 EFLAGS: 00000206 ORIG_RAX: 0000000000000059 [ 40.313400][ C1] RAX: ffffffffffffffda RBX: 00007ffd36e29030 RCX: 00007fde8d5b43a7 [ 40.321396][ C1] RDX: 0000000000000200 RSI: 00007ffd36e28e30 RDI: 00007ffd36e29030 [ 40.329403][ C1] RBP: 000055e7de0232c0 R08: 0000000000000064 R09: 0000000000000000 [ 40.337390][ C1] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd36e28e30 [ 40.345399][ C1] R13: 000055e7caf99100 R14: 000055e7de273720 R15: 00007ffd36e29650 [ 40.353403][ C1] [ 40.356600][ T8] CPU: 0 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0 [ 40.364009][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 40.365043][ T90] FAULT_INJECTION: forcing a failure. [ 40.365043][ T90] name failslab, interval 1, probability 1, space 0, times 967 [ 40.374366][ T8] Workqueue: netns cleanup_net [ 40.374396][ T8] Call Trace: [ 40.374403][ T8] [ 40.374410][ T8] __dump_stack+0x21/0x30 [ 40.374430][ T8] dump_stack_lvl+0x110/0x170 [ 40.374447][ T8] ? show_regs_print_info+0x20/0x20 [ 40.412689][ T8] ? prandom_u32+0x24d/0x290 [ 40.417304][ T8] dump_stack+0x15/0x20 [ 40.421481][ T8] should_fail+0x3ab/0x500 [ 40.426004][ T8] ? rtmsg_ifinfo_build_skb+0x75/0x180 [ 40.431668][ T8] __should_failslab+0xa4/0xe0 [ 40.436490][ T8] should_failslab+0x9/0x20 [ 40.441108][ T8] slab_pre_alloc_hook+0x39/0xd0 [ 40.446185][ T8] ? rtmsg_ifinfo_build_skb+0x75/0x180 [ 40.451759][ T8] ? rtmsg_ifinfo_build_skb+0x75/0x180 [ 40.456661][ T288] Mem-Info: [ 40.457245][ T8] __kmalloc_track_caller+0x6c/0x2c0 [ 40.460399][ T288] active_anon:37 inactive_anon:5219 isolated_anon:0 [ 40.460399][ T288] active_file:4141 inactive_file:2536 isolated_file:0 [ 40.460399][ T288] unevictable:0 dirty:41 writeback:0 [ 40.460399][ T288] slab_reclaimable:7462 slab_unreclaimable:72420 [ 40.460399][ T288] mapped:28997 shmem:161 pagetables:419 bounce:0 [ 40.460399][ T288] kernel_misc_reclaimable:0 [ 40.460399][ T288] free:1568752 free_pcp:19465 free_cma:0 [ 40.465938][ T8] ? rtmsg_ifinfo_build_skb+0x75/0x180 [ 40.512812][ T8] ? rtmsg_ifinfo_build_skb+0x75/0x180 [ 40.518749][ T8] __alloc_skb+0x210/0x730 [ 40.523201][ T8] rtmsg_ifinfo_build_skb+0x75/0x180 [ 40.528817][ T8] unregister_netdevice_many+0x10d7/0x1a00 [ 40.534762][ T8] ? alloc_netdev_mqs+0xe20/0xe20 [ 40.539819][ T8] ? unregister_netdevice_queue+0x17c/0x320 [ 40.545840][ T8] ? list_netdevice+0x4c0/0x4c0 [ 40.550714][ T8] ? br_dev_delete+0xfc/0x110 [ 40.555423][ T8] default_device_exit_batch+0x35e/0x3c0 [ 40.556655][ T288] Node 0 active_anon:148kB inactive_anon:20876kB active_file:16564kB inactive_file:10144kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:115988kB dirty:164kB writeback:0kB shmem:644kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:3968kB pagetables:1676kB all_unreclaimable? no [ 40.561429][ T8] ? default_device_exit+0x370/0x370 [ 40.597380][ T8] ? wait_woken+0x170/0x170 [ 40.601925][ T8] ? rtnl_unlock+0xe/0x10 [ 40.606712][ T8] ? default_device_exit+0x370/0x370 [ 40.612366][ T8] cleanup_net+0x605/0xae0 [ 40.616897][ T8] ? ops_init+0x470/0x470 [ 40.621277][ T8] ? __schedule+0xbd7/0x14a0 [ 40.625927][ T8] process_one_work+0x6c8/0xbb0 [ 40.626848][ T288] DMA32 free:2978772kB min:62612kB low:78264kB high:93916kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:2982756kB mlocked:0kB bounce:0kB free_pcp:3984kB local_pcp:3928kB free_cma:0kB [ 40.630846][ T8] worker_thread+0xaa0/0x1250 [ 40.663764][ T8] kthread+0x3f5/0x4f0 [ 40.667873][ T8] ? worker_clr_flags+0x190/0x190 [ 40.672931][ T8] ? kthread_blkcg+0xd0/0xd0 [ 40.677549][ T8] ret_from_fork+0x1f/0x30 [ 40.678524][ T378] FAULT_INJECTION: forcing a failure. [ 40.678524][ T378] name failslab, interval 1, probability 1, space 0, times 966 [ 40.681991][ T8] [ 40.697876][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 40.699565][ C0] FAULT_INJECTION: forcing a failure. [ 40.699565][ C0] name failslab, interval 1, probability 1, space 0, times 966 [ 40.704678][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 40.727994][ T90] Call Trace: [ 40.731301][ T90] [ 40.734268][ T90] __dump_stack+0x21/0x30 [ 40.738648][ T90] dump_stack_lvl+0x110/0x170 [ 40.743541][ T90] ? show_regs_print_info+0x20/0x20 [ 40.748776][ T90] ? prandom_u32+0x24d/0x290 [ 40.753392][ T90] dump_stack+0x15/0x20 [ 40.757576][ T90] should_fail+0x3ab/0x500 [ 40.762024][ T90] __should_failslab+0xa4/0xe0 [ 40.766948][ T90] should_failslab+0x9/0x20 [ 40.771485][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 40.776449][ T90] ? __alloc_skb+0xe4/0x730 [ 40.780986][ T90] kmem_cache_alloc+0x44/0x260 [ 40.785778][ T90] __alloc_skb+0xe4/0x730 [ 40.790123][ T90] alloc_skb_with_frags+0xa8/0x620 [ 40.795256][ T90] ? memcpy+0x56/0x70 [ 40.799263][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 40.804665][ T90] ? sock_kzfree_s+0x60/0x60 [ 40.809273][ T90] ? __kasan_check_write+0x14/0x20 [ 40.814410][ T90] ? _raw_spin_lock+0x94/0xf0 [ 40.819105][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 40.824800][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 40.830373][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 40.835339][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 40.840907][ T90] __sys_sendto+0x46d/0x620 [ 40.845519][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 40.850931][ T90] __x64_sys_sendto+0xe5/0x100 [ 40.855721][ T90] x64_sys_call+0x178/0x9a0 [ 40.860249][ T90] do_syscall_64+0x4c/0xa0 [ 40.864953][ T90] ? clear_bhb_loop+0x50/0xa0 [ 40.869672][ T90] ? clear_bhb_loop+0x50/0xa0 [ 40.874391][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 40.880314][ T90] RIP: 0033:0x7f559cab2407 [ 40.884923][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 40.904556][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 40.913020][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 40.921128][ T90] RDX: 000000000000008b RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 40.929296][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 40.937328][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 40.945322][ T90] R13: 00007ffd7cbaf900 R14: 0000000000000070 R15: 00007ffd7cbaf900 [ 40.953862][ T90] [ 40.956939][ C0] CPU: 0 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0 [ 40.957263][ T288] lowmem_reserve[]: 0 [ 40.964345][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 40.964368][ C0] Workqueue: netns cleanup_net [ 40.983640][ C0] Call Trace: [ 40.986694][ T288] 3941 3941 [ 40.986942][ C0] [ 40.986953][ C0] __dump_stack+0x21/0x30 [ 40.990170][ T288] [ 40.990177][ T288] Normal free:3296236kB min:84840kB low:106048kB high:127256kB reserved_highatomic:0KB active_anon:148kB inactive_anon:20876kB active_file:16564kB inactive_file:10144kB unevictable:0kB writepending:164kB present:5242880kB managed:4036096kB mlocked:0kB bounce:0kB free_pcp:73872kB local_pcp:49936kB free_cma:0kB [ 40.993052][ C0] dump_stack_lvl+0x110/0x170 [ 41.007812][ T288] lowmem_reserve[]: [ 41.029123][ C0] ? show_regs_print_info+0x20/0x20 [ 41.029154][ C0] ? prandom_u32+0x24d/0x290 [ 41.029173][ C0] dump_stack+0x15/0x20 [ 41.029190][ C0] should_fail+0x3ab/0x500 [ 41.029210][ C0] __should_failslab+0xa4/0xe0 [ 41.056728][ T288] 0 0 0 [ 41.061290][ C0] should_failslab+0x9/0x20 [ 41.064191][ T288] DMA32: 3*4kB [ 41.068726][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 41.068756][ C0] ? dst_alloc+0x15c/0x1d0 [ 41.068774][ C0] kmem_cache_alloc+0x44/0x260 [ 41.086666][ C0] ? ipv6_sysctl_rtcache_flush+0x100/0x100 [ 41.086947][ T288] (M) 1*8kB [ 41.092608][ C0] dst_alloc+0x15c/0x1d0 [ 41.096052][ T288] (M) 2*16kB [ 41.100305][ C0] icmp6_dst_alloc+0xec/0x520 [ 41.100327][ C0] ? security_sk_classify_flow+0x7b/0x90 [ 41.113983][ C0] ? icmpv6_flow_init+0xd2/0x130 [ 41.116686][ T288] (M) 3*32kB [ 41.119039][ C0] ndisc_send_skb+0x2a9/0xcf0 [ 41.119050][ T288] (M) [ 41.119065][ C0] ? rtmsg_ifinfo_build_skb+0x75/0x180 [ 41.122453][ T288] 3*64kB (M) [ 41.127158][ C0] ? unregister_netdevice_many+0x10d7/0x1a00 [ 41.127186][ C0] ? default_device_exit_batch+0x35e/0x3c0 [ 41.127203][ C0] ? cleanup_net+0x605/0xae0 [ 41.136635][ T288] 3*128kB [ 41.138721][ C0] ? process_one_work+0x6c8/0xbb0 [ 41.144705][ T288] (M) 3*256kB [ 41.150523][ C0] ? ndisc_alloc_skb+0x290/0x290 [ 41.150548][ C0] ? ndisc_send_rs+0x61f/0x960 [ 41.150566][ C0] ? memcpy+0x56/0x70 [ 41.176758][ T288] (M) 3*512kB (M) 4*1024kB [ 41.180760][ C0] ndisc_send_rs+0x711/0x960 [ 41.180776][ T288] (UM) [ 41.185324][ T288] 3*2048kB [ 41.189957][ C0] addrconf_rs_timer+0x35a/0x600 [ 41.189983][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 41.190002][ C0] ? _raw_spin_lock_irq+0x95/0xf0 [ 41.206768][ T288] (UM) [ 41.206942][ C0] ? _raw_spin_lock_irqsave+0x130/0x130 [ 41.211990][ T288] 724*4096kB [ 41.214945][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 41.226723][ T288] (M) = 2978772kB [ 41.229872][ C0] call_timer_fn+0x38/0x290 [ 41.233567][ T288] Normal: 1*4kB [ 41.238189][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 41.238216][ C0] __run_timers+0x637/0x9a0 [ 41.238238][ C0] ? calc_index+0x200/0x200 [ 41.238259][ C0] ? sched_clock_cpu+0x18/0x3d0 [ 41.256650][ T288] (U) [ 41.256872][ C0] run_timer_softirq+0x6a/0xf0 [ 41.261724][ T288] 3*8kB (ME) [ 41.264421][ C0] handle_softirqs+0x250/0x560 [ 41.276632][ T288] 3*16kB (UM) 1*32kB (M) [ 41.277512][ C0] ? irqtime_account_irq+0xbe/0x390 [ 41.277528][ T288] 18*64kB [ 41.277542][ C0] __irq_exit_rcu+0x52/0xf0 [ 41.281905][ T288] (UM) 10*128kB [ 41.287119][ C0] irq_exit_rcu+0x9/0x10 [ 41.287143][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 41.287163][ C0] [ 41.287169][ C0] [ 41.287175][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 41.306705][ T288] (UME) [ 41.308147][ C0] RIP: 0010:preempt_schedule_irq+0xa5/0x120 [ 41.311093][ T288] 2*256kB (UM) [ 41.314052][ C0] Code: 44 24 20 00 02 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 4d bf 01 00 00 00 e8 11 4d 95 fc fb bf 01 00 00 00 76 e4 ff ff fa bf 01 00 00 00 e8 ab 4e 95 fc 65 48 8b 1d 13 f7 [ 41.326741][ T288] 4*512kB [ 41.328826][ C0] RSP: 0018:ffffc900000875e0 EFLAGS: 00000246 [ 41.332301][ T288] (U) 2*1024kB [ 41.352087][ C0] [ 41.352095][ C0] RAX: 1ffff1102004e3ce RBX: ffffc900000876b8 RCX: ffffffff870cbf00 [ 41.352110][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 41.352121][ C0] RBP: ffffc90000087668 R08: ffff8881002713c7 R09: 1ffff1102004e278 [ 41.352134][ C0] R10: dffffc0000000000 R11: ffffed102004e279 R12: 0000000000000000 [ 41.390697][ T288] (UM) [ 41.391484][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000010ebc [ 41.406705][ T288] 2*2048kB (UE) 802*4096kB (M) [ 41.410229][ C0] ? __cond_resched+0xd0/0xd0 [ 41.410249][ T288] = 3296236kB [ 41.410265][ C0] irqentry_exit_cond_resched+0x29/0x30 [ 41.415220][ T288] 6838 total pagecache pages [ 41.415230][ T288] 0 pages in swap cache [ 41.420034][ C0] irqentry_exit+0x37/0x40 [ 41.420056][ C0] sysvec_reschedule_ipi+0x78/0x80 [ 41.420076][ C0] asm_sysvec_reschedule_ipi+0x1b/0x20 [ 41.436618][ T288] Swap cache stats: add 0, delete 0, find 0/0 [ 41.437768][ C0] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 41.442214][ T288] Free swap = 124996kB [ 41.442224][ T288] Total swap = 124996kB [ 41.447342][ C0] Code: e6 00 02 00 00 31 ff e8 3a 97 be fc 49 81 e5 00 02 00 00 75 07 e8 ec 92 be fc eb 06 e8 e5 92 be fc fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 27 00 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 40 [ 41.447360][ C0] RSP: 0018:ffffc90000087760 EFLAGS: 00000293 [ 41.447377][ C0] RAX: ffffffff84ab23fb RBX: ffffffff8564bda0 RCX: ffff8881002713c0 [ 41.447391][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 41.466741][ T288] 2097051 pages RAM [ 41.468661][ C0] RBP: ffffc900000877e8 R08: 0000000000000003 R09: 0000000000000004 [ 41.472827][ T288] 0 pages HighMem/MovableOnly [ 41.472834][ T288] 342338 pages reserved [ 41.492434][ C0] R10: dffffc0000000000 R11: fffffbfff0ce23f0 R12: dffffc0000000000 [ 41.492454][ C0] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff92000010eec [ 41.492472][ C0] ? dump_stack_lvl+0x13b/0x170 [ 41.524944][ T90] FAULT_INJECTION: forcing a failure. [ 41.524944][ T90] name failslab, interval 1, probability 1, space 0, times 964 [ 41.526431][ C0] ? show_regs_print_info+0x20/0x20 [ 41.556679][ T288] 0 pages cma reserved [ 41.569151][ C0] ? prandom_u32+0x24d/0x290 [ 41.569180][ C0] dump_stack+0x15/0x20 [ 41.587391][ C0] should_fail+0x3ab/0x500 [ 41.591863][ C0] ? rtmsg_ifinfo_build_skb+0x75/0x180 [ 41.597358][ C0] __should_failslab+0xa4/0xe0 [ 41.602146][ C0] should_failslab+0x9/0x20 [ 41.607467][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 41.612426][ C0] ? rtmsg_ifinfo_build_skb+0x75/0x180 [ 41.617911][ C0] ? rtmsg_ifinfo_build_skb+0x75/0x180 [ 41.623423][ C0] __kmalloc_track_caller+0x6c/0x2c0 [ 41.628740][ C0] ? rtmsg_ifinfo_build_skb+0x75/0x180 [ 41.634237][ C0] ? rtmsg_ifinfo_build_skb+0x75/0x180 [ 41.639713][ C0] __alloc_skb+0x210/0x730 [ 41.644151][ C0] rtmsg_ifinfo_build_skb+0x75/0x180 [ 41.649475][ C0] unregister_netdevice_many+0x10d7/0x1a00 [ 41.655324][ C0] ? alloc_netdev_mqs+0xe20/0xe20 [ 41.660381][ C0] ? unregister_netdevice_queue+0x17c/0x320 [ 41.666308][ C0] ? list_netdevice+0x4c0/0x4c0 [ 41.671190][ C0] ? br_dev_delete+0xfc/0x110 [ 41.675887][ C0] default_device_exit_batch+0x35e/0x3c0 [ 41.681647][ C0] ? default_device_exit+0x370/0x370 [ 41.686952][ C0] ? wait_woken+0x170/0x170 [ 41.691596][ C0] ? rtnl_unlock+0xe/0x10 [ 41.695964][ C0] ? default_device_exit+0x370/0x370 [ 41.701359][ C0] cleanup_net+0x605/0xae0 [ 41.705810][ C0] ? ops_init+0x470/0x470 [ 41.710354][ C0] ? __schedule+0xbd7/0x14a0 [ 41.715047][ C0] process_one_work+0x6c8/0xbb0 [ 41.719924][ C0] worker_thread+0xaa0/0x1250 [ 41.724678][ C0] kthread+0x3f5/0x4f0 [ 41.728761][ C0] ? worker_clr_flags+0x190/0x190 [ 41.733803][ C0] ? kthread_blkcg+0xd0/0xd0 [ 41.738412][ C0] ret_from_fork+0x1f/0x30 [ 41.742845][ C0] [ 41.745875][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 41.752670][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.762761][ T90] Call Trace: [ 41.766072][ T90] [ 41.769033][ T90] __dump_stack+0x21/0x30 [ 41.773396][ T90] dump_stack_lvl+0x110/0x170 [ 41.778108][ T90] ? show_regs_print_info+0x20/0x20 [ 41.783349][ T90] ? prandom_u32+0x24d/0x290 [ 41.788149][ T90] dump_stack+0x15/0x20 [ 41.792352][ T90] should_fail+0x3ab/0x500 [ 41.796959][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 41.802379][ T90] __should_failslab+0xa4/0xe0 [ 41.807192][ T90] should_failslab+0x9/0x20 [ 41.811769][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 41.816743][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 41.821753][ T8] FAULT_INJECTION: forcing a failure. [ 41.821753][ T8] name failslab, interval 1, probability 1, space 0, times 962 [ 41.822065][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 41.840130][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 41.845454][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 41.850925][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 41.856282][ T90] __alloc_skb+0x210/0x730 [ 41.860747][ T90] alloc_skb_with_frags+0xa8/0x620 [ 41.865885][ T90] ? memcpy+0x56/0x70 [ 41.869899][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 41.875123][ T90] ? sock_kzfree_s+0x60/0x60 [ 41.879743][ T90] ? __kasan_check_write+0x14/0x20 [ 41.884871][ T90] ? _raw_spin_lock+0x94/0xf0 [ 41.889575][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 41.894986][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 41.900223][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 41.905199][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 41.910677][ T90] __sys_sendto+0x46d/0x620 [ 41.915375][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 41.920796][ T90] ? __kasan_check_write+0x14/0x20 [ 41.925957][ T90] __x64_sys_sendto+0xe5/0x100 [ 41.930772][ T90] x64_sys_call+0x178/0x9a0 [ 41.935332][ T90] do_syscall_64+0x4c/0xa0 [ 41.939776][ T90] ? clear_bhb_loop+0x50/0xa0 [ 41.944477][ T90] ? clear_bhb_loop+0x50/0xa0 [ 41.949171][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 41.955097][ T90] RIP: 0033:0x7f559cab2407 [ 41.959539][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 41.979280][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 41.987806][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 41.995899][ T90] RDX: 000000000000004d RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 42.004079][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 42.012156][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 42.020147][ T90] R13: 00007ffd7cbaf900 R14: 0000000000000032 R15: 00007ffd7cbaf900 [ 42.028147][ T90] [ 42.031180][ T8] CPU: 0 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0 [ 42.038497][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 42.048572][ T8] Workqueue: netns cleanup_net [ 42.053484][ T8] Call Trace: [ 42.056797][ T8] [ 42.059858][ T8] __dump_stack+0x21/0x30 [ 42.064477][ T8] dump_stack_lvl+0x110/0x170 [ 42.069190][ T8] ? show_regs_print_info+0x20/0x20 [ 42.074420][ T8] ? prandom_u32+0x24d/0x290 [ 42.080440][ T8] dump_stack+0x15/0x20 [ 42.084731][ T8] should_fail+0x3ab/0x500 [ 42.089185][ T8] ? inet_netconf_notify_devconf+0x169/0x220 [ 42.095207][ T8] __should_failslab+0xa4/0xe0 [ 42.100015][ T8] should_failslab+0x9/0x20 [ 42.104537][ T8] slab_pre_alloc_hook+0x39/0xd0 [ 42.109499][ T8] ? inet_netconf_notify_devconf+0x169/0x220 [ 42.115509][ T8] ? inet_netconf_notify_devconf+0x169/0x220 [ 42.121513][ T8] __kmalloc_track_caller+0x6c/0x2c0 [ 42.126845][ T8] ? inet_netconf_notify_devconf+0x169/0x220 [ 42.132849][ T8] ? inet_netconf_notify_devconf+0x169/0x220 [ 42.138885][ T8] __alloc_skb+0x210/0x730 [ 42.143325][ T8] inet_netconf_notify_devconf+0x169/0x220 [ 42.149153][ T8] inetdev_event+0x7b0/0x1060 [ 42.154053][ T8] ? devinet_exit_net+0x220/0x220 [ 42.159100][ T8] ? up_read+0x56/0x1d0 [ 42.163285][ T8] raw_notifier_call_chain+0x90/0x100 [ 42.168770][ T8] unregister_netdevice_many+0x103d/0x1a00 [ 42.174605][ T8] ? alloc_netdev_mqs+0xe20/0xe20 [ 42.179666][ T8] ? unregister_netdevice_queue+0x17c/0x320 [ 42.185585][ T8] ? list_netdevice+0x4c0/0x4c0 [ 42.190469][ T8] ? br_dev_delete+0xfc/0x110 [ 42.195196][ T8] default_device_exit_batch+0x35e/0x3c0 [ 42.200857][ T8] ? default_device_exit+0x370/0x370 [ 42.206168][ T8] ? wait_woken+0x170/0x170 [ 42.210709][ T8] ? rtnl_unlock+0xe/0x10 [ 42.215067][ T8] ? default_device_exit+0x370/0x370 [ 42.220397][ T8] cleanup_net+0x605/0xae0 [ 42.225544][ T8] ? ops_init+0x470/0x470 [ 42.229912][ T8] ? __schedule+0xbd7/0x14a0 [ 42.234528][ T8] process_one_work+0x6c8/0xbb0 [ 42.239406][ T8] worker_thread+0xaa0/0x1250 [ 42.244119][ T8] kthread+0x3f5/0x4f0 [ 42.248209][ T8] ? worker_clr_flags+0x190/0x190 [ 42.253250][ T8] ? kthread_blkcg+0xd0/0xd0 [ 42.257874][ T8] ret_from_fork+0x1f/0x30 [ 42.262311][ T8] [ 42.265349][ T378] CPU: 1 PID: 378 Comm: udevd Not tainted syzkaller #0 [ 42.272235][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 42.282312][ T378] Call Trace: [ 42.285614][ T378] [ 42.288565][ T378] __dump_stack+0x21/0x30 [ 42.292998][ T378] dump_stack_lvl+0x110/0x170 [ 42.297788][ T378] ? show_regs_print_info+0x20/0x20 [ 42.303528][ T378] dump_stack+0x15/0x20 [ 42.307702][ T378] should_fail+0x3ab/0x500 [ 42.312137][ T378] __should_failslab+0xa4/0xe0 [ 42.316927][ T378] should_failslab+0x9/0x20 [ 42.321625][ T378] slab_pre_alloc_hook+0x39/0xd0 [ 42.326585][ T378] ? getname_flags+0xba/0x510 [ 42.331307][ T378] kmem_cache_alloc+0x44/0x260 [ 42.336086][ T378] getname_flags+0xba/0x510 [ 42.340607][ T378] ? avc_denied+0x1b0/0x1b0 [ 42.345130][ T378] user_path_at_empty+0x2f/0x1c0 [ 42.350095][ T378] vfs_statx+0x109/0xa20 [ 42.354475][ T378] ? avc_has_perm+0x163/0x250 [ 42.359163][ T378] ? ktime_get_coarse_real_ts64+0x10f/0x120 [ 42.365075][ T378] ? vfs_fstatat+0x40/0x40 [ 42.369510][ T378] ? ktime_get_coarse_real_ts64+0x10f/0x120 [ 42.375422][ T378] __se_sys_newfstatat+0x10e/0x3d0 [ 42.380554][ T378] ? __x64_sys_newfstatat+0xb0/0xb0 [ 42.385769][ T378] ? mntput_no_expire+0x100/0x6b0 [ 42.390827][ T378] ? __kasan_check_read+0x11/0x20 [ 42.395887][ T378] ? vfs_submount+0xb0/0xb0 [ 42.400400][ T378] ? __kasan_check_write+0x14/0x20 [ 42.405527][ T378] ? lockref_put_or_lock+0x114/0x180 [ 42.411102][ T378] ? mntput+0x5f/0xc0 [ 42.415101][ T378] ? do_utimes+0x2a0/0x2a0 [ 42.419539][ T378] __x64_sys_newfstatat+0x9b/0xb0 [ 42.424584][ T378] x64_sys_call+0x2c1/0x9a0 [ 42.429188][ T378] do_syscall_64+0x4c/0xa0 [ 42.433659][ T378] ? clear_bhb_loop+0x50/0xa0 [ 42.438368][ T378] ? clear_bhb_loop+0x50/0xa0 [ 42.443062][ T378] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 42.449850][ T378] RIP: 0033:0x7fde8d5b0b0a [ 42.454300][ T378] Code: 48 8b 15 f1 f2 0d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 07 31 c0 c3 0f 1f 40 00 48 8b 15 b9 f2 0d 00 f7 [ 42.474105][ T378] RSP: 002b:00007ffd36e282e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000106 [ 42.482541][ T378] RAX: ffffffffffffffda RBX: 00007ffd36e28dd0 RCX: 00007fde8d5b0b0a [ 42.490619][ T378] RDX: 00007ffd36e28300 RSI: 00007ffd36e28dd0 RDI: 00000000ffffff9c [ 42.498615][ T378] RBP: 000055e7de0238d0 R08: 0000000000000075 R09: 0000000000000000 [ 42.506604][ T378] R10: 0000000000000100 R11: 0000000000000202 R12: 0000000000000000 [ 42.514759][ T378] R13: 0000000000000001 R14: 000055e7caf7e6d7 R15: 000055e7de2708f0 [ 42.522749][ T378] [ 42.527580][ T90] FAULT_INJECTION: forcing a failure. [ 42.527580][ T90] name failslab, interval 1, probability 1, space 0, times 960 [ 42.533774][ T378] FAULT_INJECTION: forcing a failure. [ 42.533774][ T378] name failslab, interval 1, probability 1, space 0, times 959 [ 42.543155][ T90] CPU: 0 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 42.560378][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 42.570502][ T90] Call Trace: [ 42.573804][ T90] [ 42.576776][ T90] __dump_stack+0x21/0x30 [ 42.581130][ T90] dump_stack_lvl+0x110/0x170 [ 42.585835][ T90] ? show_regs_print_info+0x20/0x20 [ 42.591049][ T90] ? prandom_u32+0x24d/0x290 [ 42.595677][ T90] dump_stack+0x15/0x20 [ 42.599860][ T90] should_fail+0x3ab/0x500 [ 42.604291][ T90] __should_failslab+0xa4/0xe0 [ 42.609079][ T90] should_failslab+0x9/0x20 [ 42.613606][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 42.618563][ T90] ? __alloc_skb+0xe4/0x730 [ 42.623087][ T90] kmem_cache_alloc+0x44/0x260 [ 42.627876][ T90] __alloc_skb+0xe4/0x730 [ 42.632225][ T90] alloc_skb_with_frags+0xa8/0x620 [ 42.637355][ T90] ? memcpy+0x56/0x70 [ 42.641364][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 42.646590][ T90] ? sock_kzfree_s+0x60/0x60 [ 42.651204][ T90] ? __kasan_check_write+0x14/0x20 [ 42.656336][ T90] ? _raw_spin_lock+0x94/0xf0 [ 42.661053][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 42.666448][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 42.671580][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 42.676540][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 42.682031][ T90] __sys_sendto+0x46d/0x620 [ 42.686699][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 42.692108][ T90] ? kvm_sched_clock_read+0x18/0x40 [ 42.697334][ T90] ? sched_clock+0x9/0x10 [ 42.701950][ T90] ? __kasan_check_write+0x14/0x20 [ 42.707101][ T90] __x64_sys_sendto+0xe5/0x100 [ 42.711892][ T90] x64_sys_call+0x178/0x9a0 [ 42.716416][ T90] do_syscall_64+0x4c/0xa0 [ 42.720859][ T90] ? clear_bhb_loop+0x50/0xa0 [ 42.725555][ T90] ? clear_bhb_loop+0x50/0xa0 [ 42.730250][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 42.736169][ T90] RIP: 0033:0x7f559cab2407 [ 42.740692][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 42.760669][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 42.769103][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 42.777125][ T90] RDX: 000000000000004e RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 42.785114][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 42.793188][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 42.801198][ T90] R13: 00007ffd7cbaf900 R14: 0000000000000033 R15: 00007ffd7cbaf900 [ 42.809722][ T90] [ 42.812782][ T378] CPU: 1 PID: 378 Comm: udevd Not tainted syzkaller #0 [ 42.819670][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 42.825855][ T90] FAULT_INJECTION: forcing a failure. [ 42.825855][ T90] name failslab, interval 1, probability 1, space 0, times 958 [ 42.829750][ T378] Call Trace: [ 42.829760][ T378] [ 42.829767][ T378] __dump_stack+0x21/0x30 [ 42.853267][ T378] dump_stack_lvl+0x110/0x170 [ 42.857970][ T378] ? show_regs_print_info+0x20/0x20 [ 42.863193][ T378] dump_stack+0x15/0x20 [ 42.867485][ T378] should_fail+0x3ab/0x500 [ 42.871923][ T378] __should_failslab+0xa4/0xe0 [ 42.876733][ T378] should_failslab+0x9/0x20 [ 42.881261][ T378] slab_pre_alloc_hook+0x39/0xd0 [ 42.886332][ T378] __kmalloc+0x6d/0x2c0 [ 42.890784][ T378] ? kvmalloc_node+0x211/0x320 [ 42.895614][ T378] kvmalloc_node+0x211/0x320 [ 42.900271][ T378] ? security_sid_to_context_force+0x36/0x40 [ 42.906282][ T378] ? vm_mmap+0xb0/0xb0 [ 42.910385][ T378] ? selinux_inode_init_security+0x447/0x620 [ 42.916389][ T378] simple_xattr_alloc+0x43/0xa0 [ 42.921271][ T378] shmem_initxattrs+0x8d/0x1f0 [ 42.926182][ T378] security_inode_init_security+0x249/0x380 [ 42.932227][ T378] ? shmem_tmpfile+0x100/0x100 [ 42.937036][ T378] ? security_dentry_create_files_as+0xc0/0xc0 [ 42.943228][ T378] ? shmem_get_inode+0x60c/0x9d0 [ 42.948319][ T378] shmem_symlink+0xd0/0x4d0 [ 42.952883][ T378] vfs_symlink+0x29e/0x470 [ 42.957365][ T378] do_symlinkat+0x24a/0x5d0 [ 42.961934][ T378] __x64_sys_symlink+0x7e/0x90 [ 42.966825][ T378] x64_sys_call+0x759/0x9a0 [ 42.971365][ T378] do_syscall_64+0x4c/0xa0 [ 42.975852][ T378] ? clear_bhb_loop+0x50/0xa0 [ 42.980744][ T378] ? clear_bhb_loop+0x50/0xa0 [ 42.985465][ T378] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 42.991393][ T378] RIP: 0033:0x7fde8d5b4527 [ 42.995831][ T378] Code: f0 ff ff 77 06 c3 0f 1f 44 00 00 48 8b 15 c9 b8 0d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 b8 58 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 a1 b8 0d 00 f7 d8 64 89 02 b8 [ 43.015970][ T378] RSP: 002b:00007ffd36e26f88 EFLAGS: 00000202 ORIG_RAX: 0000000000000058 [ 43.024418][ T378] RAX: ffffffffffffffda RBX: 000055e7de260fb0 RCX: 00007fde8d5b4527 [ 43.032497][ T378] RDX: 000055e7de023010 RSI: 000055e7de260fb0 RDI: 00007ffd36e27040 [ 43.040690][ T378] RBP: 000055e7de260fc8 R08: 0000000000000030 R09: 0000000000000000 [ 43.048766][ T378] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd36e280d5 [ 43.056765][ T378] R13: 00007ffd36e27040 R14: 000055e7caf7e6d7 R15: 00007ffd36e280d0 [ 43.064754][ T378] [ 43.067785][ T90] CPU: 0 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 43.074860][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 43.085070][ T90] Call Trace: [ 43.088547][ T90] [ 43.091510][ T90] __dump_stack+0x21/0x30 [ 43.095954][ T90] dump_stack_lvl+0x110/0x170 [ 43.100651][ T90] ? show_regs_print_info+0x20/0x20 [ 43.105875][ T90] ? prandom_u32+0x24d/0x290 [ 43.110488][ T90] dump_stack+0x15/0x20 [ 43.114787][ T90] should_fail+0x3ab/0x500 [ 43.119222][ T90] __should_failslab+0xa4/0xe0 [ 43.124009][ T90] should_failslab+0x9/0x20 [ 43.128533][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 43.133537][ T90] ? __alloc_skb+0xe4/0x730 [ 43.138157][ T90] kmem_cache_alloc+0x44/0x260 [ 43.142946][ T90] __alloc_skb+0xe4/0x730 [ 43.147308][ T90] alloc_skb_with_frags+0xa8/0x620 [ 43.152434][ T90] ? memcpy+0x56/0x70 [ 43.156480][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 43.161816][ T90] ? sock_kzfree_s+0x60/0x60 [ 43.166688][ T90] ? __kasan_check_write+0x14/0x20 [ 43.171840][ T90] ? _raw_spin_lock+0x94/0xf0 [ 43.176575][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 43.181982][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 43.187134][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 43.192112][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 43.197618][ T90] __sys_sendto+0x46d/0x620 [ 43.202149][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 43.207541][ T90] ? __kasan_check_write+0x14/0x20 [ 43.212669][ T90] __x64_sys_sendto+0xe5/0x100 [ 43.217447][ T90] x64_sys_call+0x178/0x9a0 [ 43.221971][ T90] do_syscall_64+0x4c/0xa0 [ 43.226516][ T90] ? clear_bhb_loop+0x50/0xa0 [ 43.231225][ T90] ? clear_bhb_loop+0x50/0xa0 [ 43.235950][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 43.241877][ T90] RIP: 0033:0x7f559cab2407 [ 43.246321][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 43.265967][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 43.274414][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 43.283023][ T90] RDX: 0000000000000053 RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 43.291013][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 43.299013][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 43.307091][ T90] R13: 00007ffd7cbaf900 R14: 0000000000000038 R15: 00007ffd7cbaf900 [ 43.315092][ T90] [ 43.318857][ T378] FAULT_INJECTION: forcing a failure. [ 43.318857][ T378] name failslab, interval 1, probability 1, space 0, times 957 [ 43.331721][ T378] CPU: 1 PID: 378 Comm: udevd Not tainted syzkaller #0 [ 43.338640][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 43.348828][ T378] Call Trace: [ 43.352127][ T378] [ 43.355099][ T378] __dump_stack+0x21/0x30 [ 43.359456][ T378] dump_stack_lvl+0x110/0x170 [ 43.364155][ T378] ? show_regs_print_info+0x20/0x20 [ 43.369394][ T378] ? prandom_u32+0x24d/0x290 [ 43.374019][ T378] dump_stack+0x15/0x20 [ 43.378256][ T378] should_fail+0x3ab/0x500 [ 43.382733][ T378] __should_failslab+0xa4/0xe0 [ 43.387563][ T378] should_failslab+0x9/0x20 [ 43.392105][ T378] slab_pre_alloc_hook+0x39/0xd0 [ 43.397075][ T378] ? prepare_creds+0x2f/0x610 [ 43.401867][ T378] kmem_cache_alloc+0x44/0x260 [ 43.406648][ T378] prepare_creds+0x2f/0x610 [ 43.411188][ T378] selinux_setprocattr+0x274/0x9b0 [ 43.416336][ T378] ? selinux_getprocattr+0x3f0/0x3f0 [ 43.421654][ T378] ? __kasan_check_write+0x14/0x20 [ 43.426795][ T378] ? mutex_lock_interruptible+0x9b/0x1c0 [ 43.432466][ T378] ? ww_mutex_unlock+0xe0/0xe0 [ 43.437262][ T378] security_setprocattr+0xcb/0xe0 [ 43.442302][ T378] proc_pid_attr_write+0x2a1/0x2e0 [ 43.447430][ T378] ? proc_pid_attr_read+0x280/0x280 [ 43.452731][ T378] vfs_write+0x404/0xfd0 [ 43.457002][ T378] ? file_end_write+0x1b0/0x1b0 [ 43.461866][ T378] ? putname+0x111/0x160 [ 43.466127][ T378] ? do_sys_openat2+0x6df/0x7f0 [ 43.471117][ T378] ? __kasan_slab_free+0x11/0x20 [ 43.476080][ T378] ? __kasan_check_read+0x11/0x20 [ 43.481229][ T378] ? __fdget_pos+0x2d9/0x380 [ 43.485844][ T378] ksys_write+0x14a/0x260 [ 43.490198][ T378] ? __ia32_sys_read+0x90/0x90 [ 43.494979][ T378] ? __kasan_check_write+0x14/0x20 [ 43.500535][ T378] ? switch_fpu_return+0x15d/0x2c0 [ 43.505663][ T378] __x64_sys_write+0x7b/0x90 [ 43.510569][ T378] x64_sys_call+0x8ef/0x9a0 [ 43.515090][ T378] do_syscall_64+0x4c/0xa0 [ 43.519646][ T378] ? clear_bhb_loop+0x50/0xa0 [ 43.524334][ T378] ? clear_bhb_loop+0x50/0xa0 [ 43.529026][ T378] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 43.534947][ T378] RIP: 0033:0x7fde8d546407 [ 43.539766][ T378] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 43.559498][ T378] RSP: 002b:00007ffd36e26ec0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 43.568131][ T378] RAX: ffffffffffffffda RBX: 00007fde8d458880 RCX: 00007fde8d546407 [ 43.576136][ T378] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000009 [ 43.584414][ T378] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 43.592401][ T378] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000009 [ 43.600387][ T378] R13: 00007fde8d458770 R14: 00007ffd36e26f10 R15: 00007ffd36e280d0 [ 43.608380][ T378] [ 43.614091][ T353] FAULT_INJECTION: forcing a failure. [ 43.614091][ T353] name failslab, interval 1, probability 1, space 0, times 955 [ 43.626941][ T353] CPU: 0 PID: 353 Comm: syz-executor Not tainted syzkaller #0 [ 43.627633][ T90] FAULT_INJECTION: forcing a failure. [ 43.627633][ T90] name failslab, interval 1, probability 1, space 0, times 955 [ 43.634430][ T353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 43.657545][ T353] Call Trace: [ 43.660845][ T353] [ 43.663798][ T353] __dump_stack+0x21/0x30 [ 43.668240][ T353] dump_stack_lvl+0x110/0x170 [ 43.672941][ T353] ? show_regs_print_info+0x20/0x20 [ 43.678153][ T353] ? prandom_u32+0x24d/0x290 [ 43.682772][ T353] dump_stack+0x15/0x20 [ 43.686946][ T353] should_fail+0x3ab/0x500 [ 43.691378][ T353] __should_failslab+0xa4/0xe0 [ 43.696159][ T353] should_failslab+0x9/0x20 [ 43.700769][ T353] slab_pre_alloc_hook+0x39/0xd0 [ 43.705759][ T353] ? __kernfs_new_node+0xe1/0x670 [ 43.711058][ T353] kmem_cache_alloc+0x44/0x260 [ 43.716016][ T353] __kernfs_new_node+0xe1/0x670 [ 43.720883][ T353] ? kernfs_new_node+0x260/0x260 [ 43.725844][ T353] ? rwsem_write_trylock+0x136/0x300 [ 43.731144][ T353] ? rwsem_write_trylock+0x136/0x300 [ 43.736467][ T353] ? up_write+0x7b/0x290 [ 43.740727][ T353] ? kernfs_activate+0x35e/0x370 [ 43.745684][ T353] kernfs_new_node+0x150/0x260 [ 43.750466][ T353] __kernfs_create_file+0x4e/0x270 [ 43.755592][ T353] sysfs_add_file_mode_ns+0x29a/0x350 [ 43.761009][ T353] internal_create_group+0x492/0xd00 [ 43.766322][ T353] ? sysfs_create_group+0x30/0x30 [ 43.771366][ T353] sysfs_create_group+0x1f/0x30 [ 43.776254][ T353] netdev_queue_update_kobjects+0x1b0/0x3e0 [ 43.782365][ T353] netdev_register_kobject+0x281/0x330 [ 43.787938][ T353] register_netdevice+0xeaa/0x1490 [ 43.793169][ T353] ? netif_stacked_transfer_operstate+0x220/0x220 [ 43.799620][ T353] ? rtnl_create_link+0x7a0/0x9d0 [ 43.804681][ T353] veth_newlink+0x6af/0xe20 [ 43.809294][ T353] ? veth_validate+0x200/0x200 [ 43.814087][ T353] ? rtnl_create_link+0x7a0/0x9d0 [ 43.819128][ T353] ? veth_validate+0x200/0x200 [ 43.823911][ T353] rtnl_newlink+0x137f/0x1900 [ 43.828623][ T353] ? rtnl_newlink+0x541/0x1900 [ 43.833434][ T353] ? rtnl_setlink+0x4d0/0x4d0 [ 43.838148][ T353] ? memcpy+0x56/0x70 [ 43.842155][ T353] ? __kernel_text_address+0xa0/0x100 [ 43.847561][ T353] ? __mutex_lock_slowpath+0xe/0x10 [ 43.852780][ T353] ? wait_for_completion_killable_timeout+0x10/0x10 [ 43.859491][ T353] ? ns_capable+0x8c/0xf0 [ 43.863844][ T353] ? netlink_net_capable+0x125/0x160 [ 43.869229][ T353] ? rtnl_setlink+0x4d0/0x4d0 [ 43.873921][ T353] rtnetlink_rcv_msg+0x9fd/0xcb0 [ 43.879000][ T353] ? rtnetlink_bind+0x80/0x80 [ 43.883699][ T353] ? avc_has_perm_noaudit+0x390/0x490 [ 43.889087][ T353] ? memcpy+0x56/0x70 [ 43.893191][ T353] ? avc_has_perm_noaudit+0x30a/0x490 [ 43.898587][ T353] ? arch_stack_walk+0xee/0x140 [ 43.903464][ T353] ? avc_denied+0x1b0/0x1b0 [ 43.908111][ T353] ? stack_trace_save+0xa6/0xf0 [ 43.912977][ T353] ? avc_has_perm+0x163/0x250 [ 43.917682][ T353] ? avc_has_perm_noaudit+0x490/0x490 [ 43.923075][ T353] ? do_syscall_64+0x4c/0xa0 [ 43.927674][ T353] ? selinux_nlmsg_lookup+0x38f/0x440 [ 43.933061][ T353] netlink_rcv_skb+0x1e9/0x430 [ 43.937841][ T353] ? rtnetlink_bind+0x80/0x80 [ 43.942531][ T353] ? netlink_ack+0xb10/0xb10 [ 43.947144][ T353] ? _copy_from_iter+0x4a4/0x10a0 [ 43.952280][ T353] ? __netlink_lookup+0x387/0x3b0 [ 43.957319][ T353] rtnetlink_rcv+0x1c/0x20 [ 43.961748][ T353] netlink_unicast+0x86c/0xa30 [ 43.966532][ T353] netlink_sendmsg+0x879/0xb80 [ 43.971321][ T353] ? netlink_getsockopt+0x530/0x530 [ 43.976531][ T353] ? security_socket_sendmsg+0x82/0xa0 [ 43.982114][ T353] __sys_sendto+0x46d/0x620 [ 43.986632][ T353] ? __ia32_sys_getpeername+0x90/0x90 [ 43.993429][ T353] ? __fput+0x67c/0x900 [ 43.997621][ T353] ? ____fput+0x15/0x20 [ 44.001801][ T353] __x64_sys_sendto+0xe5/0x100 [ 44.006593][ T353] x64_sys_call+0x178/0x9a0 [ 44.011152][ T353] do_syscall_64+0x4c/0xa0 [ 44.015630][ T353] ? clear_bhb_loop+0x50/0xa0 [ 44.020343][ T353] ? clear_bhb_loop+0x50/0xa0 [ 44.025221][ T353] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 44.031431][ T353] RIP: 0033:0x7f21ad3a7117 [ 44.036776][ T353] Code: 48 89 fa 4c 89 df e8 a8 56 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 44.057187][ T353] RSP: 002b:00007fffec0bb980 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 44.065630][ T353] RAX: ffffffffffffffda RBX: 000055557cb18500 RCX: 00007f21ad3a7117 [ 44.073740][ T353] RDX: 000000000000008c RSI: 00007f21ae1a2670 RDI: 0000000000000003 [ 44.081758][ T353] RBP: 0000000000000001 R08: 00007fffec0bb9e4 R09: 000000000000000c [ 44.089865][ T353] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 [ 44.097879][ T353] R13: 0000000000000000 R14: 00007f21ae1a2670 R15: 0000000000000000 [ 44.105996][ T353] [ 44.109098][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 44.115917][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 44.126016][ T90] Call Trace: [ 44.129332][ T90] [ 44.132298][ T90] __dump_stack+0x21/0x30 [ 44.136745][ T90] dump_stack_lvl+0x110/0x170 [ 44.141453][ T90] ? show_regs_print_info+0x20/0x20 [ 44.146673][ T90] ? prandom_u32+0x24d/0x290 [ 44.151291][ T90] dump_stack+0x15/0x20 [ 44.155470][ T90] should_fail+0x3ab/0x500 [ 44.159931][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 44.165255][ T90] __should_failslab+0xa4/0xe0 [ 44.170412][ T90] should_failslab+0x9/0x20 [ 44.174948][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 44.179962][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 44.180555][ T263] EXT4-fs error (device sda1): ext4_journal_check_start:83: comm syz-executor: Detected aborted journal [ 44.185277][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 44.196963][ T263] EXT4-fs (sda1): Remounting filesystem read-only [ 44.201799][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 44.209189][ T263] FAULT_INJECTION: forcing a failure. [ 44.209189][ T263] name failslab, interval 1, probability 1, space 0, times 955 [ 44.213509][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 44.213537][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 44.213556][ T90] __alloc_skb+0x210/0x730 [ 44.213579][ T90] alloc_skb_with_frags+0xa8/0x620 [ 44.213598][ T90] ? memcpy+0x56/0x70 [ 44.213620][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 44.255696][ T90] ? sock_kzfree_s+0x60/0x60 [ 44.260324][ T90] ? __kasan_check_write+0x14/0x20 [ 44.265453][ T90] ? _raw_spin_lock+0x94/0xf0 [ 44.270151][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 44.275545][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 44.280679][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 44.285738][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 44.291217][ T90] __sys_sendto+0x46d/0x620 [ 44.296098][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 44.301493][ T90] ? __kasan_check_write+0x14/0x20 [ 44.306623][ T90] __x64_sys_sendto+0xe5/0x100 [ 44.311409][ T90] x64_sys_call+0x178/0x9a0 [ 44.315927][ T90] do_syscall_64+0x4c/0xa0 [ 44.320385][ T90] ? clear_bhb_loop+0x50/0xa0 [ 44.325085][ T90] ? clear_bhb_loop+0x50/0xa0 [ 44.329777][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 44.335699][ T90] RIP: 0033:0x7f559cab2407 [ 44.340131][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 44.359841][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 44.368284][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 44.376278][ T90] RDX: 000000000000004e RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 44.384480][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 44.392466][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 44.400625][ T90] R13: 00007ffd7cbaf900 R14: 0000000000000033 R15: 00007ffd7cbaf900 [ 44.408620][ T90] [ 44.411674][ T263] CPU: 0 PID: 263 Comm: syz-executor Not tainted syzkaller #0 [ 44.419255][ T263] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 44.420324][ T90] FAULT_INJECTION: forcing a failure. [ 44.420324][ T90] name failslab, interval 1, probability 1, space 0, times 954 [ 44.429336][ T263] Call Trace: [ 44.429346][ T263] [ 44.429353][ T263] __dump_stack+0x21/0x30 [ 44.429376][ T263] dump_stack_lvl+0x110/0x170 [ 44.458280][ T263] ? show_regs_print_info+0x20/0x20 [ 44.465282][ T263] ? prandom_u32+0x24d/0x290 [ 44.469931][ T263] dump_stack+0x15/0x20 [ 44.474109][ T263] should_fail+0x3ab/0x500 [ 44.478715][ T263] __should_failslab+0xa4/0xe0 [ 44.483513][ T263] should_failslab+0x9/0x20 [ 44.488502][ T263] slab_pre_alloc_hook+0x39/0xd0 [ 44.493494][ T263] ? __alloc_file+0x28/0x2a0 [ 44.498108][ T263] kmem_cache_alloc+0x44/0x260 [ 44.502985][ T263] __alloc_file+0x28/0x2a0 [ 44.507429][ T263] alloc_empty_file+0x97/0x180 [ 44.512209][ T263] alloc_file+0x59/0x580 [ 44.516470][ T263] alloc_file_pseudo+0x180/0x200 [ 44.521427][ T263] ? alloc_empty_file_noaccount+0x80/0x80 [ 44.527159][ T263] ? atime_needs_update+0x810/0x810 [ 44.532722][ T263] ? memset+0x35/0x40 [ 44.536731][ T263] ? create_pipe_files+0x299/0x6c0 [ 44.541855][ T263] ? memcpy+0x56/0x70 [ 44.545854][ T263] create_pipe_files+0x2e3/0x6c0 [ 44.550812][ T263] __do_pipe_flags+0x4f/0x200 [ 44.555519][ T263] do_pipe2+0xa7/0x190 [ 44.559599][ T263] ? pipe_fcntl+0x510/0x510 [ 44.564123][ T263] ? __ia32_sys_read+0x90/0x90 [ 44.568922][ T263] ? debug_smp_processor_id+0x17/0x20 [ 44.574322][ T263] __x64_sys_pipe2+0x5a/0x70 [ 44.578920][ T263] x64_sys_call+0x354/0x9a0 [ 44.583445][ T263] do_syscall_64+0x4c/0xa0 [ 44.587874][ T263] ? clear_bhb_loop+0x50/0xa0 [ 44.592560][ T263] ? clear_bhb_loop+0x50/0xa0 [ 44.597261][ T263] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 44.603182][ T263] RIP: 0033:0x7f08006ccfc9 [ 44.607625][ T263] Code: 38 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 eb aa e8 ea 34 00 00 66 2e 0f 1f 84 00 00 00 00 00 31 f6 b8 25 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 07 c3 66 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff [ 44.627253][ T263] RSP: 002b:00007ffe827f8b28 EFLAGS: 00000246 ORIG_RAX: 0000000000000125 [ 44.635688][ T263] RAX: ffffffffffffffda RBX: 00005555710b0320 RCX: 00007f08006ccfc9 [ 44.643760][ T263] RDX: 0000000000000006 RSI: 0000000000000000 RDI: 00007ffe827f8b40 [ 44.652215][ T263] RBP: 00007ffe827f9110 R08: 00007f0800921e20 R09: 0000000000000000 [ 44.660210][ T263] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe827f8c70 [ 44.668206][ T263] R13: 00005555710ba530 R14: 00005555710b0180 R15: 00007ffe827f8c90 [ 44.676216][ T263] [ 44.681769][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 44.683841][ T30] audit: type=1400 audit(1785410418.655:164): avc: denied { write } for pid=263 comm="syz-executor" path="pipe:[14040]" dev="pipefs" ino=14040 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 44.688593][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 44.688606][ T90] Call Trace: [ 44.688612][ T90] [ 44.688620][ T90] __dump_stack+0x21/0x30 SYZFAIL: pipe failed (errno 12: Cannot allocate memory) [ 44.727982][ T263] EXT4-fs error (device sda1): ext4_journal_check_start:83: comm syz-executor: Detected aborted journal [ 44.728122][ T90] dump_stack_lvl+0x110/0x170 [ 44.732483][ T263] EXT4-fs (sda1): Remounting filesystem read-only [ 44.743664][ T90] ? show_regs_print_info+0x20/0x20 [ 44.743686][ T90] ? prandom_u32+0x24d/0x290 [ 44.743705][ T90] dump_stack+0x15/0x20 [ 44.743720][ T90] should_fail+0x3ab/0x500 [ 44.749878][ T263] EXT4-fs error (device sda1) in ext4_evict_inode:260: Journal has aborted [ 44.754824][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 44.754852][ T90] __should_failslab+0xa4/0xe0 [ 44.754874][ T90] should_failslab+0x9/0x20 [ 44.754892][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 44.761849][ T263] EXT4-fs error (device sda1): ext4_journal_check_start:83: comm syz-executor: Detected aborted journal [ 44.764927][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 44.769272][ T263] EXT4-fs (sda1): Remounting filesystem read-only [ 44.773603][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 44.782215][ T263] EXT4-fs error (device sda1) in ext4_evict_inode:260: Journal has aborted [ 44.787576][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 44.787602][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 44.787622][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 44.787641][ T90] __alloc_skb+0x210/0x730 [ 44.787664][ T90] alloc_skb_with_frags+0xa8/0x620 [ 44.787684][ T90] ? memcpy+0x56/0x70 [ 44.787703][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 44.787726][ T90] ? sock_kzfree_s+0x60/0x60 [ 44.787745][ T90] ? __kasan_check_write+0x14/0x20 [ 44.787764][ T90] ? _raw_spin_lock+0x94/0xf0 [ 44.859493][ T1] EXT4-fs error (device sda1): __ext4_get_inode_loc_noinmem:4483: inode #2001: block 270: comm init: unable to read itable block [ 44.860101][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 44.867099][ T1] EXT4-fs error (device sda1): __ext4_get_inode_loc_noinmem:4483: inode #2001: block 270: comm init: unable to read itable block [ 44.869224][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 44.907882][ T1] EXT4-fs error (device sda1): __ext4_get_inode_loc_noinmem:4483: inode #2001: block 270: comm init: unable to read itable block [ 44.921127][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 44.921163][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 44.950432][ T90] __sys_sendto+0x46d/0x620 [ 44.954976][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 44.960384][ T90] ? kvm_sched_clock_read+0x18/0x40 [ 44.965624][ T90] ? sched_clock+0x9/0x10 [ 44.970009][ T90] ? __kasan_check_write+0x14/0x20 [ 44.975191][ T90] __x64_sys_sendto+0xe5/0x100 [ 44.979991][ T90] x64_sys_call+0x178/0x9a0 [ 44.984535][ T90] do_syscall_64+0x4c/0xa0 [ 44.988988][ T90] ? clear_bhb_loop+0x50/0xa0 [ 44.993711][ T90] ? clear_bhb_loop+0x50/0xa0 [ 44.997381][ T1] FAULT_INJECTION: forcing a failure. [ 44.997381][ T1] name failslab, interval 1, probability 1, space 0, times 952 [ 44.998418][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 45.017282][ T90] RIP: 0033:0x7f559cab2407 [ 45.021749][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 45.041414][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 45.049892][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 45.058334][ T90] RDX: 0000000000000051 RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 45.066522][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 45.074614][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 45.082625][ T90] R13: 00007ffd7cbaf900 R14: 0000000000000036 R15: 00007ffd7cbaf900 [ 45.090631][ T90] [ 45.093730][ T1] CPU: 0 PID: 1 Comm: init Not tainted syzkaller #0 [ 45.100358][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 45.110452][ T1] Call Trace: [ 45.113930][ T1] [ 45.116884][ T1] __dump_stack+0x21/0x30 [ 45.121245][ T1] dump_stack_lvl+0x110/0x170 [ 45.125942][ T1] ? show_regs_print_info+0x20/0x20 [ 45.131160][ T1] ? prandom_u32+0x24d/0x290 [ 45.135777][ T1] dump_stack+0x15/0x20 [ 45.139951][ T1] should_fail+0x3ab/0x500 [ 45.144413][ T1] __should_failslab+0xa4/0xe0 [ 45.149224][ T1] should_failslab+0x9/0x20 [ 45.153762][ T1] slab_pre_alloc_hook+0x39/0xd0 [ 45.158746][ T1] ? mempool_alloc_slab+0x1d/0x30 [ 45.163797][ T1] kmem_cache_alloc+0x44/0x260 [ 45.168594][ T1] ? pagecache_get_page+0xcf5/0xdd0 [ 45.173811][ T1] ? mempool_free+0x330/0x330 [ 45.178596][ T1] mempool_alloc_slab+0x1d/0x30 [ 45.183740][ T1] mempool_alloc+0x167/0x4c0 [ 45.188363][ T1] ? __kasan_check_write+0x14/0x20 [ 45.193501][ T1] ? _raw_spin_lock+0x94/0xf0 [ 45.198206][ T1] ? mempool_resize+0x880/0x880 [ 45.203071][ T1] ? __kasan_check_write+0x14/0x20 [ 45.208196][ T1] ? __find_get_block+0x9c2/0xeb0 [ 45.213234][ T1] bio_alloc_bioset+0x124/0x910 [ 45.218227][ T1] submit_bh_wbc+0x1c2/0x680 [ 45.222836][ T1] ? __getblk_gfp+0x42/0x7d0 [ 45.227538][ T1] ? __wait_on_buffer+0x90/0x90 [ 45.232419][ T1] submit_bh+0x2a/0x40 [ 45.236515][ T1] ext4_read_bh_nowait+0x18d/0x1c0 [ 45.241646][ T1] ext4_sb_breadahead_unmovable+0xc8/0xe0 [ 45.247386][ T1] __ext4_get_inode_loc+0x98d/0xcb0 [ 45.252618][ T1] ? ext4_get_inode_loc+0x130/0x130 [ 45.257832][ T1] ? _raw_spin_unlock+0x4d/0x70 [ 45.262699][ T1] ? iget_locked+0x744/0x850 [ 45.267315][ T1] __ext4_iget+0x448/0x3e80 [ 45.271828][ T1] ? ext4_ci_compare+0x3f0/0x3f0 [ 45.276870][ T1] ? __d_lookup_rcu+0x63a/0x6a0 [ 45.281774][ T1] ? ext4_get_projid+0x140/0x140 [ 45.286837][ T1] ? ext4_fname_setup_ci_filename+0x69/0x480 [ 45.292863][ T1] ext4_lookup+0x4af/0x930 [ 45.297331][ T1] ? ext4_add_entry+0x1020/0x1020 [ 45.302392][ T1] ? __kasan_check_write+0x14/0x20 [ 45.307526][ T1] ? rwsem_read_trylock+0x2af/0x640 [ 45.312737][ T1] ? lockref_get_not_dead+0xe6/0x1c0 [ 45.318694][ T1] ? downgrade_write+0x440/0x440 [ 45.323652][ T1] __lookup_slow+0x2b8/0x410 [ 45.328281][ T1] ? lookup_one_len+0x2d0/0x2d0 [ 45.333164][ T1] ? down_read+0xab/0x100 [ 45.337525][ T1] ? handle_dots+0xe10/0xe10 [ 45.342143][ T1] lookup_slow+0x57/0x70 [ 45.346402][ T1] walk_component+0x326/0x460 [ 45.351108][ T1] link_path_walk+0x688/0xde0 [ 45.355802][ T1] ? handle_lookup_down+0x130/0x130 [ 45.361111][ T1] path_openat+0x282/0x2f80 [ 45.365644][ T1] ? __kasan_slab_alloc+0xc9/0xe0 [ 45.370853][ T1] ? __kasan_slab_alloc+0xb7/0xe0 [ 45.376079][ T1] ? slab_post_alloc_hook+0x4f/0x2b0 [ 45.381396][ T1] ? do_sys_openat2+0xeb/0x7f0 [ 45.386195][ T1] ? __x64_sys_openat+0x136/0x160 [ 45.391236][ T1] ? x64_sys_call+0x219/0x9a0 [ 45.395937][ T1] ? do_syscall_64+0x4c/0xa0 [ 45.400631][ T1] ? do_filp_open+0x400/0x400 [ 45.405325][ T1] do_filp_open+0x1df/0x400 [ 45.409845][ T1] ? vfs_tmpfile+0x2d0/0x2d0 [ 45.414467][ T1] do_sys_openat2+0x15e/0x7f0 [ 45.419162][ T1] ? __put_cred+0xde/0x150 [ 45.423619][ T1] ? do_sys_open+0xe0/0xe0 [ 45.428067][ T1] ? do_faccessat+0x6f4/0x9b0 [ 45.432847][ T1] __x64_sys_openat+0x136/0x160 [ 45.437811][ T1] x64_sys_call+0x219/0x9a0 [ 45.442329][ T1] do_syscall_64+0x4c/0xa0 [ 45.446764][ T1] ? clear_bhb_loop+0x50/0xa0 [ 45.451474][ T1] ? clear_bhb_loop+0x50/0xa0 [ 45.456162][ T1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 45.462074][ T1] RIP: 0033:0x7f4f05d20c3a [ 45.466535][ T1] Code: 41 89 f2 48 89 54 24 e0 41 83 e2 40 75 2a 89 f0 f7 d0 a9 00 00 41 00 74 1f 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 2e c3 0f 1f 44 00 00 48 8d 44 24 08 c7 44 24 [ 45.486202][ T1] RSP: 002b:00007ffd1c2349d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 45.494630][ T1] RAX: ffffffffffffffda RBX: 00007f4f05dc5200 RCX: 00007f4f05d20c3a [ 45.502657][ T1] RDX: 0000000000080000 RSI: 00007f4f05dc5200 RDI: 00000000ffffff9c [ 45.510640][ T1] RBP: 00007f4f05dc00a8 R08: 0000000000000000 R09: 0000000000000000 [ 45.518624][ T1] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 [ 45.526606][ T1] R13: 0000000000000000 R14: 0000000000000160 R15: 000055ede3afcd98 [ 45.534598][ T1] [ 45.539897][ T286] FAULT_INJECTION: forcing a failure. [ 45.539897][ T286] name failslab, interval 1, probability 1, space 0, times 952 [ 45.562342][ T281] EXT4-fs error (device sda1): ext4_journal_check_start:83: comm syz-executor: Detected aborted journal [ 45.573656][ T286] CPU: 0 PID: 286 Comm: syz-executor Not tainted syzkaller #0 [ 45.576080][ T282] EXT4-fs error (device sda1): ext4_journal_check_start:83: comm syz-executor: Detected aborted journal [ 45.581150][ T286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 45.581163][ T286] Call Trace: [ 45.581169][ T286] [ 45.581177][ T286] __dump_stack+0x21/0x30 [ 45.581200][ T286] dump_stack_lvl+0x110/0x170 [ 45.592463][ T282] EXT4-fs (sda1): Remounting filesystem read-only [ 45.602399][ T286] ? show_regs_print_info+0x20/0x20 [ 45.602425][ T286] ? prandom_u32+0x24d/0x290 [ 45.607479][ T282] EXT4-fs (sda1): Remounting filesystem read-only [ 45.608710][ T286] dump_stack+0x15/0x20 [ 45.622141][ T90] FAULT_INJECTION: forcing a failure. [ 45.622141][ T90] name failslab, interval 1, probability 1, space 0, times 951 [ 45.624253][ T286] should_fail+0x3ab/0x500 [ 45.661990][ T286] __should_failslab+0xa4/0xe0 [ 45.666870][ T286] should_failslab+0x9/0x20 [ 45.671394][ T286] slab_pre_alloc_hook+0x39/0xd0 [ 45.676347][ T286] kmem_cache_alloc_trace+0x48/0x270 [ 45.681667][ T286] ? nf_nat_masq_schedule+0x22d/0x4d0 [ 45.687090][ T286] nf_nat_masq_schedule+0x22d/0x4d0 [ 45.692420][ T286] ? __kasan_check_write+0x14/0x20 [ 45.697564][ T286] ? nf_nat_masq_schedule+0x4d0/0x4d0 [ 45.702963][ T286] ? masq_device_event+0xd0/0xd0 [ 45.707926][ T286] ? mutex_is_locked+0x12/0x40 [ 45.712889][ T286] masq_device_event+0x9b/0xd0 [ 45.717807][ T286] raw_notifier_call_chain+0x90/0x100 [ 45.723203][ T286] dev_close_many+0x325/0x4d0 [ 45.727913][ T286] ? __dev_open+0x500/0x500 [ 45.732632][ T286] ? __kasan_check_read+0x11/0x20 [ 45.737949][ T286] unregister_netdevice_many+0x477/0x1a00 [ 45.743712][ T286] ? __queue_work+0x903/0xc60 [ 45.748427][ T286] ? alloc_netdev_mqs+0xe20/0xe20 [ 45.753587][ T286] ? __queue_delayed_work+0x188/0x200 [ 45.759004][ T286] ? __kasan_check_read+0x11/0x20 [ 45.764057][ T286] unregister_netdevice_queue+0x2e1/0x320 [ 45.769808][ T286] ? __kasan_check_read+0x11/0x20 [ 45.774854][ T286] ? linkwatch_urgent_event+0x34d/0x460 [ 45.780419][ T286] ? list_netdevice+0x4c0/0x4c0 [ 45.785285][ T286] __tun_detach+0xc9d/0x1450 [ 45.789891][ T286] tun_chr_close+0x92/0x140 [ 45.794435][ T286] ? tun_chr_open+0x540/0x540 [ 45.799137][ T286] __fput+0x22b/0x900 [ 45.803151][ T286] ____fput+0x15/0x20 [ 45.807147][ T286] task_work_run+0x127/0x190 [ 45.811763][ T286] do_exit+0xb70/0x29a0 [ 45.815942][ T286] ? put_task_struct+0x90/0x90 [ 45.820722][ T286] ? __fdget_pos+0x1f7/0x380 [ 45.825357][ T286] ? ksys_write+0x1eb/0x260 [ 45.829881][ T286] ? __ia32_sys_read+0x90/0x90 [ 45.834669][ T286] do_group_exit+0x149/0x310 [ 45.839284][ T286] __x64_sys_exit_group+0x3f/0x40 [ 45.844323][ T286] x64_sys_call+0x832/0x9a0 [ 45.848854][ T286] do_syscall_64+0x4c/0xa0 [ 45.853287][ T286] ? clear_bhb_loop+0x50/0xa0 [ 45.857986][ T286] ? clear_bhb_loop+0x50/0xa0 [ 45.862683][ T286] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 45.868609][ T286] RIP: 0033:0x7f2e9ddeff99 [ 45.873042][ T286] Code: Unable to access opcode bytes at RIP 0x7f2e9ddeff6f. [ 45.880417][ T286] RSP: 002b:00007ffef9f16a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 45.888856][ T286] RAX: ffffffffffffffda RBX: 00007f2e9de86e6b RCX: 00007f2e9ddeff99 [ 45.896844][ T286] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043 [ 45.905445][ T286] RBP: 00007f2e9de5bd20 R08: 0000000000000000 R09: 00007ffef9f16bcc [ 45.914725][ T286] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c [ 45.922753][ T286] R13: 00007ffef9f16bcc R14: 0000000000000000 R15: 00007f2e9e040fc0 [ 45.930770][ T286] [ 45.934018][ T281] EXT4-fs (sda1): Remounting filesystem read-only [ 45.938898][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 45.942858][ T281] EXT4-fs (sda1): Remounting filesystem read-only [ 45.947223][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 45.947248][ T90] Call Trace: [ 45.947254][ T90] [ 45.956086][ T286] FAULT_INJECTION: forcing a failure. [ 45.956086][ T286] name failslab, interval 1, probability 1, space 0, times 950 [ 45.963733][ T90] __dump_stack+0x21/0x30 [ 45.963760][ T90] dump_stack_lvl+0x110/0x170 [ 45.991899][ T90] ? show_regs_print_info+0x20/0x20 [ 45.997123][ T90] ? prandom_u32+0x24d/0x290 [ 46.001734][ T90] dump_stack+0x15/0x20 [ 46.005913][ T90] should_fail+0x3ab/0x500 [ 46.010356][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 46.015658][ T90] __should_failslab+0xa4/0xe0 [ 46.020438][ T90] should_failslab+0x9/0x20 [ 46.024952][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 46.029906][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 46.035330][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 46.039797][ T1] FAULT_INJECTION: forcing a failure. [ 46.039797][ T1] name failslab, interval 1, probability 1, space 0, times 949 [ 46.040639][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 46.058713][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 46.064030][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 46.069461][ T90] __alloc_skb+0x210/0x730 [ 46.073907][ T90] alloc_skb_with_frags+0xa8/0x620 [ 46.079040][ T90] ? memcpy+0x56/0x70 [ 46.083044][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 46.088483][ T90] ? sock_kzfree_s+0x60/0x60 [ 46.093096][ T90] ? __kasan_check_write+0x14/0x20 [ 46.098227][ T90] ? _raw_spin_lock+0x94/0xf0 [ 46.103099][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 46.108494][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 46.113640][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 46.118620][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 46.124111][ T90] __sys_sendto+0x46d/0x620 [ 46.128642][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 46.134064][ T90] ? __kasan_check_write+0x14/0x20 [ 46.139537][ T90] __x64_sys_sendto+0xe5/0x100 [ 46.144332][ T90] x64_sys_call+0x178/0x9a0 [ 46.148861][ T90] do_syscall_64+0x4c/0xa0 [ 46.153471][ T90] ? clear_bhb_loop+0x50/0xa0 [ 46.158169][ T90] ? clear_bhb_loop+0x50/0xa0 [ 46.164187][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 46.171678][ T90] RIP: 0033:0x7f559cab2407 [ 46.176483][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 46.196357][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 46.205071][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 46.213154][ T90] RDX: 0000000000000073 RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 46.221145][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 46.229133][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 46.237221][ T90] R13: 00007ffd7cbaf900 R14: 0000000000000058 R15: 00007ffd7cbaf900 [ 46.245220][ T90] [ 46.248276][ T1] CPU: 0 PID: 1 Comm: init Not tainted syzkaller #0 [ 46.255338][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 46.265594][ T1] Call Trace: [ 46.268902][ T1] [ 46.271852][ T1] __dump_stack+0x21/0x30 [ 46.276200][ T1] dump_stack_lvl+0x110/0x170 [ 46.280919][ T1] ? show_regs_print_info+0x20/0x20 [ 46.286185][ T1] ? prandom_u32+0x24d/0x290 [ 46.290813][ T1] dump_stack+0x15/0x20 [ 46.294983][ T1] should_fail+0x3ab/0x500 [ 46.299419][ T1] __should_failslab+0xa4/0xe0 [ 46.304199][ T1] should_failslab+0x9/0x20 [ 46.308815][ T1] slab_pre_alloc_hook+0x39/0xd0 [ 46.313777][ T1] ? mempool_alloc_slab+0x1d/0x30 [ 46.318819][ T1] kmem_cache_alloc+0x44/0x260 [ 46.323609][ T1] ? pagecache_get_page+0xcf5/0xdd0 [ 46.328823][ T1] ? mempool_free+0x330/0x330 [ 46.333514][ T1] mempool_alloc_slab+0x1d/0x30 [ 46.338377][ T1] mempool_alloc+0x167/0x4c0 [ 46.342984][ T1] ? __kasan_check_write+0x14/0x20 [ 46.348143][ T1] ? _raw_spin_lock+0x94/0xf0 [ 46.353359][ T1] ? mempool_resize+0x880/0x880 [ 46.358227][ T1] ? __kasan_check_write+0x14/0x20 [ 46.363355][ T1] ? __find_get_block+0x9c2/0xeb0 [ 46.368400][ T1] bio_alloc_bioset+0x124/0x910 [ 46.373354][ T1] submit_bh_wbc+0x1c2/0x680 [ 46.377982][ T1] ? __getblk_gfp+0x42/0x7d0 [ 46.382592][ T1] ? __wait_on_buffer+0x90/0x90 [ 46.387457][ T1] submit_bh+0x2a/0x40 [ 46.391628][ T1] ext4_read_bh_nowait+0x18d/0x1c0 [ 46.396764][ T1] ext4_sb_breadahead_unmovable+0xc8/0xe0 [ 46.402585][ T1] __ext4_get_inode_loc+0x98d/0xcb0 [ 46.407803][ T1] ? ext4_get_inode_loc+0x130/0x130 [ 46.413016][ T1] ? _raw_spin_unlock+0x4d/0x70 [ 46.417886][ T1] ? iget_locked+0x744/0x850 [ 46.422492][ T1] __ext4_iget+0x448/0x3e80 [ 46.427041][ T1] ? ext4_ci_compare+0x3f0/0x3f0 [ 46.431995][ T1] ? __d_lookup_rcu+0x63a/0x6a0 [ 46.436863][ T1] ? ext4_get_projid+0x140/0x140 [ 46.441842][ T1] ? ext4_fname_setup_ci_filename+0x69/0x480 [ 46.448239][ T1] ext4_lookup+0x4af/0x930 [ 46.453100][ T1] ? ext4_add_entry+0x1020/0x1020 [ 46.458158][ T1] ? __kasan_check_write+0x14/0x20 [ 46.463312][ T1] ? rwsem_read_trylock+0x2af/0x640 [ 46.468535][ T1] ? lockref_get_not_dead+0xe6/0x1c0 [ 46.473847][ T1] ? downgrade_write+0x440/0x440 [ 46.479601][ T1] __lookup_slow+0x2b8/0x410 [ 46.484215][ T1] ? lookup_one_len+0x2d0/0x2d0 [ 46.489086][ T1] ? down_read+0xab/0x100 [ 46.493434][ T1] ? handle_dots+0xe10/0xe10 [ 46.498047][ T1] lookup_slow+0x57/0x70 [ 46.502310][ T1] walk_component+0x326/0x460 [ 46.507004][ T1] link_path_walk+0x688/0xde0 [ 46.511706][ T1] ? handle_lookup_down+0x130/0x130 [ 46.516919][ T1] path_openat+0x282/0x2f80 [ 46.521455][ T1] ? __kasan_slab_alloc+0xc9/0xe0 [ 46.526499][ T1] ? __kasan_slab_alloc+0xb7/0xe0 [ 46.531540][ T1] ? slab_post_alloc_hook+0x4f/0x2b0 [ 46.536973][ T1] ? do_sys_openat2+0xeb/0x7f0 [ 46.541967][ T1] ? __x64_sys_openat+0x136/0x160 [ 46.547207][ T1] ? x64_sys_call+0x219/0x9a0 [ 46.551902][ T1] ? do_syscall_64+0x4c/0xa0 [ 46.556506][ T1] ? do_filp_open+0x400/0x400 [ 46.561202][ T1] do_filp_open+0x1df/0x400 [ 46.565728][ T1] ? vfs_tmpfile+0x2d0/0x2d0 [ 46.570337][ T1] do_sys_openat2+0x15e/0x7f0 [ 46.575059][ T1] ? __put_cred+0xde/0x150 [ 46.579503][ T1] ? do_sys_open+0xe0/0xe0 [ 46.583953][ T1] ? do_faccessat+0x6f4/0x9b0 [ 46.588651][ T1] __x64_sys_openat+0x136/0x160 [ 46.593519][ T1] x64_sys_call+0x219/0x9a0 [ 46.598039][ T1] do_syscall_64+0x4c/0xa0 [ 46.602534][ T1] ? clear_bhb_loop+0x50/0xa0 [ 46.607322][ T1] ? clear_bhb_loop+0x50/0xa0 [ 46.612028][ T1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 46.617955][ T1] RIP: 0033:0x7f4f05d20c3a [ 46.622404][ T1] Code: 41 89 f2 48 89 54 24 e0 41 83 e2 40 75 2a 89 f0 f7 d0 a9 00 00 41 00 74 1f 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 2e c3 0f 1f 44 00 00 48 8d 44 24 08 c7 44 24 [ 46.642024][ T1] RSP: 002b:00007ffd1c234958 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 46.650737][ T1] RAX: ffffffffffffffda RBX: 00007f4f05dc5200 RCX: 00007f4f05d20c3a [ 46.658747][ T1] RDX: 0000000000080000 RSI: 00007f4f05dc5200 RDI: 00000000ffffff9c [ 46.666753][ T1] RBP: 00007f4f05dc00a8 R08: 0000000000000000 R09: 0000000000000000 [ 46.674755][ T1] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 [ 46.683007][ T1] R13: ffffffffffffff88 R14: 0000000000000005 R15: 000055ede3afcd98 [ 46.691018][ T1] [ 46.694404][ T312] FAULT_INJECTION: forcing a failure. [ 46.694404][ T312] name failslab, interval 1, probability 1, space 0, times 949 [ 46.707623][ T286] CPU: 0 PID: 286 Comm: syz-executor Not tainted syzkaller #0 [ 46.715136][ T286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 46.725229][ T286] Call Trace: [ 46.728561][ T286] [ 46.731606][ T286] __dump_stack+0x21/0x30 [ 46.735977][ T286] dump_stack_lvl+0x110/0x170 [ 46.737701][ T90] FAULT_INJECTION: forcing a failure. [ 46.737701][ T90] name failslab, interval 1, probability 1, space 0, times 948 [ 46.740681][ T286] ? show_regs_print_info+0x20/0x20 [ 46.758632][ T286] ? prandom_u32+0x24d/0x290 [ 46.763251][ T286] dump_stack+0x15/0x20 [ 46.767426][ T286] should_fail+0x3ab/0x500 [ 46.771883][ T286] ? __ipv6_ifa_notify+0x200/0xe70 [ 46.777018][ T286] __should_failslab+0xa4/0xe0 [ 46.781910][ T286] should_failslab+0x9/0x20 [ 46.786471][ T286] slab_pre_alloc_hook+0x39/0xd0 [ 46.791448][ T286] ? __ipv6_ifa_notify+0x200/0xe70 [ 46.796743][ T286] ? __ipv6_ifa_notify+0x200/0xe70 [ 46.801896][ T286] __kmalloc_track_caller+0x6c/0x2c0 [ 46.807327][ T286] ? __ipv6_ifa_notify+0x200/0xe70 [ 46.812489][ T286] ? __ipv6_ifa_notify+0x200/0xe70 [ 46.817637][ T286] __alloc_skb+0x210/0x730 [ 46.822086][ T286] __ipv6_ifa_notify+0x200/0xe70 [ 46.827052][ T286] ? inet6_fill_ifla6_attrs+0x25b0/0x25b0 [ 46.832800][ T286] ? kvfree_call_rcu+0x5d3/0x860 [ 46.837879][ T286] ? call_rcu+0xf60/0xf60 [ 46.842256][ T286] ? __kasan_check_write+0x14/0x20 [ 46.847399][ T286] ? try_to_grab_pending+0x1a4/0x580 [ 46.852978][ T286] ? mod_delayed_work_on+0xe0/0xe0 [ 46.858124][ T286] ? __kasan_check_write+0x14/0x20 [ 46.863265][ T286] ? _raw_spin_lock_bh+0x94/0xf0 [ 46.868416][ T286] ? _raw_spin_lock_irq+0xf0/0xf0 [ 46.873467][ T286] ? __kasan_check_write+0x14/0x20 [ 46.878605][ T286] addrconf_ifdown+0xdb1/0x1910 [ 46.883502][ T286] ? addrconf_cleanup+0x1c0/0x1c0 [ 46.888563][ T286] ? __kasan_check_write+0x14/0x20 [ 46.893715][ T286] ? mutex_unlock+0x8f/0x230 [ 46.898359][ T286] ? __mutex_lock_slowpath+0x10/0x10 [ 46.904017][ T286] ? nf_nat_masq_schedule+0x4d0/0x4d0 [ 46.909511][ T286] ? masq_device_event+0xd0/0xd0 [ 46.914649][ T286] addrconf_notify+0x3bd/0xe00 [ 46.919459][ T286] raw_notifier_call_chain+0x90/0x100 [ 46.924868][ T286] dev_close_many+0x325/0x4d0 [ 46.929748][ T286] ? __dev_open+0x500/0x500 [ 46.934374][ T286] ? __kasan_check_read+0x11/0x20 [ 46.939434][ T286] unregister_netdevice_many+0x477/0x1a00 [ 46.945204][ T286] ? __queue_work+0x903/0xc60 [ 46.950175][ T286] ? alloc_netdev_mqs+0xe20/0xe20 [ 46.955252][ T286] ? __queue_delayed_work+0x188/0x200 [ 46.960651][ T286] ? __kasan_check_read+0x11/0x20 [ 46.965910][ T286] unregister_netdevice_queue+0x2e1/0x320 [ 46.971863][ T286] ? __kasan_check_read+0x11/0x20 [ 46.977043][ T286] ? linkwatch_urgent_event+0x34d/0x460 [ 46.982645][ T286] ? list_netdevice+0x4c0/0x4c0 [ 46.987546][ T286] __tun_detach+0xc9d/0x1450 [ 46.992274][ T286] tun_chr_close+0x92/0x140 [ 46.996813][ T286] ? tun_chr_open+0x540/0x540 [ 47.001754][ T286] __fput+0x22b/0x900 [ 47.006255][ T286] ____fput+0x15/0x20 [ 47.010267][ T286] task_work_run+0x127/0x190 [ 47.014877][ T286] do_exit+0xb70/0x29a0 [ 47.019072][ T286] ? put_task_struct+0x90/0x90 [ 47.024326][ T286] ? __fdget_pos+0x1f7/0x380 [ 47.030410][ T286] ? ksys_write+0x1eb/0x260 [ 47.035244][ T286] ? __ia32_sys_read+0x90/0x90 [ 47.040240][ T286] do_group_exit+0x149/0x310 [ 47.044971][ T286] __x64_sys_exit_group+0x3f/0x40 [ 47.050019][ T286] x64_sys_call+0x832/0x9a0 [ 47.054544][ T286] do_syscall_64+0x4c/0xa0 [ 47.058975][ T286] ? clear_bhb_loop+0x50/0xa0 [ 47.063670][ T286] ? clear_bhb_loop+0x50/0xa0 [ 47.068460][ T286] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 47.074716][ T286] RIP: 0033:0x7f2e9ddeff99 [ 47.079154][ T286] Code: Unable to access opcode bytes at RIP 0x7f2e9ddeff6f. [ 47.086618][ T286] RSP: 002b:00007ffef9f16a98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 47.095270][ T286] RAX: ffffffffffffffda RBX: 00007f2e9de86e6b RCX: 00007f2e9ddeff99 [ 47.103304][ T286] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043 [ 47.111405][ T286] RBP: 00007f2e9de5bd20 R08: 0000000000000000 R09: 00007ffef9f16bcc [ 47.119414][ T286] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c [ 47.127409][ T286] R13: 00007ffef9f16bcc R14: 0000000000000000 R15: 00007f2e9e040fc0 [ 47.135454][ T286] [ 47.138877][ T312] CPU: 0 PID: 312 Comm: kworker/0:3 Not tainted syzkaller #0 [ 47.146385][ T312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 47.156872][ T312] Workqueue: mld mld_ifc_work [ 47.161606][ T312] Call Trace: [ 47.165024][ T312] [ 47.168002][ T312] __dump_stack+0x21/0x30 [ 47.172360][ T312] dump_stack_lvl+0x110/0x170 [ 47.177219][ T312] ? show_regs_print_info+0x20/0x20 [ 47.182812][ T312] ? prandom_u32+0x24d/0x290 [ 47.187872][ T312] dump_stack+0x15/0x20 [ 47.192188][ T312] should_fail+0x3ab/0x500 [ 47.196643][ T312] __should_failslab+0xa4/0xe0 [ 47.201521][ T312] should_failslab+0x9/0x20 [ 47.206213][ T312] slab_pre_alloc_hook+0x39/0xd0 [ 47.211179][ T312] kmem_cache_alloc_trace+0x48/0x270 [ 47.216481][ T312] ? dst_cow_metrics_generic+0x55/0x1c0 [ 47.222046][ T312] dst_cow_metrics_generic+0x55/0x1c0 [ 47.227459][ T312] icmp6_dst_alloc+0x35f/0x520 [ 47.232252][ T312] mld_sendpack+0x4d9/0xba0 [ 47.236776][ T312] ? add_grec+0x1340/0x1340 [ 47.241295][ T312] ? call_rcu+0xf60/0xf60 [ 47.245643][ T312] ? memcpy+0x56/0x70 [ 47.249650][ T312] mld_ifc_work+0x7d7/0xc40 [ 47.254172][ T312] process_one_work+0x6c8/0xbb0 [ 47.259048][ T312] worker_thread+0xaa0/0x1250 [ 47.263759][ T312] ? __kasan_check_read+0x11/0x20 [ 47.268803][ T312] kthread+0x3f5/0x4f0 [ 47.272893][ T312] ? worker_clr_flags+0x190/0x190 [ 47.277950][ T312] ? kthread_blkcg+0xd0/0xd0 [ 47.282641][ T312] ret_from_fork+0x1f/0x30 [ 47.287078][ T312] [ 47.290122][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 47.296959][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 47.303008][ T1] FAULT_INJECTION: forcing a failure. [ 47.303008][ T1] name failslab, interval 1, probability 1, space 0, times 945 [ 47.307126][ T90] Call Trace: [ 47.307135][ T90] [ 47.307142][ T90] __dump_stack+0x21/0x30 [ 47.331356][ T90] dump_stack_lvl+0x110/0x170 [ 47.336054][ T90] ? show_regs_print_info+0x20/0x20 [ 47.341358][ T90] ? prandom_u32+0x24d/0x290 [ 47.346225][ T90] dump_stack+0x15/0x20 [ 47.350407][ T90] should_fail+0x3ab/0x500 [ 47.354844][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 47.360153][ T90] __should_failslab+0xa4/0xe0 [ 47.365000][ T90] should_failslab+0x9/0x20 [ 47.369614][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 47.374571][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 47.379877][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 47.385176][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 47.390483][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 47.395786][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 47.401088][ T90] __alloc_skb+0x210/0x730 [ 47.405540][ T90] alloc_skb_with_frags+0xa8/0x620 [ 47.410672][ T90] ? memcpy+0x56/0x70 [ 47.414674][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 47.419901][ T90] ? sock_kzfree_s+0x60/0x60 [ 47.424511][ T90] ? __kasan_check_write+0x14/0x20 [ 47.429809][ T90] ? _raw_spin_lock+0x94/0xf0 [ 47.434501][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 47.439901][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 47.445036][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 47.449986][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 47.455466][ T90] __sys_sendto+0x46d/0x620 [ 47.459998][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 47.465486][ T90] ? __kasan_check_write+0x14/0x20 [ 47.470792][ T90] __x64_sys_sendto+0xe5/0x100 [ 47.475597][ T90] x64_sys_call+0x178/0x9a0 [ 47.480155][ T90] do_syscall_64+0x4c/0xa0 [ 47.484624][ T90] ? clear_bhb_loop+0x50/0xa0 [ 47.489315][ T90] ? clear_bhb_loop+0x50/0xa0 [ 47.494023][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 47.499933][ T90] RIP: 0033:0x7f559cab2407 [ 47.504377][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 47.524095][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 47.532527][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 47.540789][ T90] RDX: 000000000000004c RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 47.548779][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 47.556785][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 47.565121][ T90] R13: 00007ffd7cbaf900 R14: 0000000000000031 R15: 00007ffd7cbaf900 [ 47.573212][ T90] [ 47.576301][ T1] CPU: 0 PID: 1 Comm: init Not tainted syzkaller #0 [ 47.582957][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 47.593235][ T1] Call Trace: [ 47.596536][ T1] [ 47.599489][ T1] __dump_stack+0x21/0x30 [ 47.603846][ T1] dump_stack_lvl+0x110/0x170 [ 47.608544][ T1] ? show_regs_print_info+0x20/0x20 [ 47.613887][ T1] ? prandom_u32+0x24d/0x290 [ 47.618505][ T1] dump_stack+0x15/0x20 [ 47.622689][ T1] should_fail+0x3ab/0x500 [ 47.627132][ T1] __should_failslab+0xa4/0xe0 [ 47.632057][ T1] should_failslab+0x9/0x20 [ 47.636717][ T1] slab_pre_alloc_hook+0x39/0xd0 [ 47.641893][ T1] ? mempool_alloc_slab+0x1d/0x30 [ 47.647058][ T1] kmem_cache_alloc+0x44/0x260 [ 47.651962][ T1] ? pagecache_get_page+0xcf5/0xdd0 [ 47.657184][ T1] ? mempool_free+0x330/0x330 [ 47.661911][ T1] mempool_alloc_slab+0x1d/0x30 [ 47.666787][ T1] mempool_alloc+0x167/0x4c0 [ 47.671397][ T1] ? __kasan_check_write+0x14/0x20 [ 47.676914][ T1] ? _raw_spin_lock+0x94/0xf0 [ 47.681643][ T1] ? mempool_resize+0x880/0x880 [ 47.686547][ T1] ? __kasan_check_write+0x14/0x20 [ 47.691814][ T1] ? __find_get_block+0x9c2/0xeb0 [ 47.696881][ T1] bio_alloc_bioset+0x124/0x910 [ 47.701795][ T1] submit_bh_wbc+0x1c2/0x680 [ 47.706410][ T1] ? __getblk_gfp+0x42/0x7d0 [ 47.711016][ T1] ? __wait_on_buffer+0x90/0x90 [ 47.716179][ T1] submit_bh+0x2a/0x40 [ 47.720300][ T1] ext4_read_bh_nowait+0x18d/0x1c0 [ 47.725456][ T1] ext4_sb_breadahead_unmovable+0xc8/0xe0 [ 47.731202][ T1] __ext4_get_inode_loc+0x98d/0xcb0 [ 47.736424][ T1] ? ext4_get_inode_loc+0x130/0x130 [ 47.741662][ T1] ? _raw_spin_unlock+0x4d/0x70 [ 47.746551][ T1] ? iget_locked+0x744/0x850 [ 47.751167][ T1] __ext4_iget+0x448/0x3e80 [ 47.755692][ T1] ? ext4_ci_compare+0x3f0/0x3f0 [ 47.760652][ T1] ? kmem_cache_alloc+0x51/0x260 [ 47.765606][ T1] ? __d_lookup_rcu+0x63a/0x6a0 [ 47.770473][ T1] ? ext4_get_projid+0x140/0x140 [ 47.775435][ T1] ? ext4_fname_setup_ci_filename+0x69/0x480 [ 47.781432][ T1] ext4_lookup+0x4af/0x930 [ 47.785869][ T1] ? ext4_add_entry+0x1020/0x1020 [ 47.790933][ T1] ? __kasan_check_write+0x14/0x20 [ 47.796059][ T1] ? rwsem_read_trylock+0x2af/0x640 [ 47.801288][ T1] ? lockref_get_not_dead+0xe6/0x1c0 [ 47.806731][ T1] ? downgrade_write+0x440/0x440 [ 47.811711][ T1] __lookup_slow+0x2b8/0x410 [ 47.816355][ T1] ? lookup_one_len+0x2d0/0x2d0 [ 47.821248][ T1] ? down_read+0xab/0x100 [ 47.825607][ T1] ? handle_dots+0xe10/0xe10 [ 47.830227][ T1] lookup_slow+0x57/0x70 [ 47.834499][ T1] walk_component+0x326/0x460 [ 47.839222][ T1] link_path_walk+0x688/0xde0 [ 47.843924][ T1] ? handle_lookup_down+0x130/0x130 [ 47.849153][ T1] path_lookupat+0x8d/0x430 [ 47.853688][ T1] filename_lookup+0x21e/0x550 [ 47.858484][ T1] ? hashlen_string+0x120/0x120 [ 47.863375][ T1] ? getname_flags+0x205/0x510 [ 47.868182][ T1] user_path_at_empty+0x46/0x1c0 [ 47.873141][ T1] do_faccessat+0x377/0x9b0 [ 47.877692][ T1] ? stream_open+0x60/0x60 [ 47.882214][ T1] ? _raw_spin_unlock+0x4d/0x70 [ 47.887556][ T1] ? debug_smp_processor_id+0x17/0x20 [ 47.893066][ T1] __x64_sys_access+0x61/0x70 [ 47.897775][ T1] x64_sys_call+0x78a/0x9a0 [ 47.902303][ T1] do_syscall_64+0x4c/0xa0 [ 47.906748][ T1] ? clear_bhb_loop+0x50/0xa0 [ 47.911725][ T1] ? clear_bhb_loop+0x50/0xa0 [ 47.916443][ T1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 47.922492][ T1] RIP: 0033:0x7f4f05d1c2c7 [ 47.926933][ T1] Code: 0f 1f 00 8b 87 10 01 00 00 89 06 31 c0 c3 0f 1f 44 00 00 89 b7 10 01 00 00 31 c0 c3 0f 1f 80 00 00 00 00 b8 15 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 01 fb 0d 00 f7 d8 64 89 02 b8 [ 47.946831][ T1] RSP: 002b:00007ffd1c2349d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000015 [ 47.955350][ T1] RAX: ffffffffffffffda RBX: 00007f4f05dc00b7 RCX: 00007f4f05d1c2c7 [ 47.963347][ T1] RDX: 0000000000000001 RSI: 0000000000000000 RDI: 00007f4f05dc00b7 [ 47.971346][ T1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 47.979347][ T1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 47.987455][ T1] R13: 0000000000000000 R14: 000000000000011a R15: 000055ede3afcd98 [ 47.995469][ T1] [ 47.999009][ T90] FAULT_INJECTION: forcing a failure. [ 47.999009][ T90] name failslab, interval 1, probability 1, space 0, times 944 [ 48.013143][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 48.020126][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 48.030204][ T90] Call Trace: [ 48.033502][ T90] [ 48.036459][ T90] __dump_stack+0x21/0x30 [ 48.040920][ T90] dump_stack_lvl+0x110/0x170 [ 48.045702][ T90] ? show_regs_print_info+0x20/0x20 [ 48.050923][ T90] ? prandom_u32+0x24d/0x290 [ 48.055585][ T90] dump_stack+0x15/0x20 [ 48.059800][ T90] should_fail+0x3ab/0x500 [ 48.064245][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 48.069557][ T90] __should_failslab+0xa4/0xe0 [ 48.074353][ T90] should_failslab+0x9/0x20 [ 48.078888][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 48.083975][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 48.089721][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 48.095118][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 48.100434][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 48.105749][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 48.111073][ T90] __alloc_skb+0x210/0x730 [ 48.115522][ T90] alloc_skb_with_frags+0xa8/0x620 [ 48.120695][ T90] ? sock_alloc_send_pskb+0x21c/0x9a0 [ 48.126096][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 48.131360][ T90] ? sock_kzfree_s+0x60/0x60 [ 48.135994][ T90] ? __kasan_check_write+0x14/0x20 [ 48.141136][ T90] ? _raw_spin_lock+0x94/0xf0 [ 48.145840][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 48.151233][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 48.156373][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 48.161340][ T90] ? path_put+0x57/0x60 [ 48.165517][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 48.170995][ T90] __sys_sendto+0x46d/0x620 [ 48.175528][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 48.181098][ T90] ? __kasan_check_write+0x14/0x20 [ 48.186411][ T90] __x64_sys_sendto+0xe5/0x100 [ 48.191283][ T90] x64_sys_call+0x178/0x9a0 [ 48.195911][ T90] do_syscall_64+0x4c/0xa0 [ 48.200486][ T90] ? clear_bhb_loop+0x50/0xa0 [ 48.205203][ T90] ? clear_bhb_loop+0x50/0xa0 [ 48.210073][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 48.216442][ T90] RIP: 0033:0x7f559cab2407 [ 48.221063][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 48.240974][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 48.249521][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 48.257524][ T90] RDX: 0000000000000045 RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 48.265520][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 48.273529][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 48.281532][ T90] R13: 00007ffd7cbaf900 R14: 000000000000002a R15: 00007ffd7cbaf900 [ 48.289541][ T90] [ 48.298257][ T289] FAULT_INJECTION: forcing a failure. [ 48.298257][ T289] name failslab, interval 1, probability 1, space 0, times 943 [ 48.312866][ T90] FAULT_INJECTION: forcing a failure. [ 48.312866][ T90] name failslab, interval 1, probability 1, space 0, times 943 [ 48.326088][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 48.332893][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 48.342984][ T90] Call Trace: [ 48.346286][ T90] [ 48.349238][ T90] __dump_stack+0x21/0x30 [ 48.353826][ T90] dump_stack_lvl+0x110/0x170 [ 48.358531][ T90] ? show_regs_print_info+0x20/0x20 [ 48.363750][ T90] ? prandom_u32+0x24d/0x290 [ 48.368367][ T90] dump_stack+0x15/0x20 [ 48.372543][ T90] should_fail+0x3ab/0x500 [ 48.376981][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 48.382317][ T90] __should_failslab+0xa4/0xe0 [ 48.387104][ T90] should_failslab+0x9/0x20 [ 48.391627][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 48.396598][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 48.402007][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 48.407311][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 48.412625][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 48.417947][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 48.423257][ T90] __alloc_skb+0x210/0x730 [ 48.427742][ T90] alloc_skb_with_frags+0xa8/0x620 [ 48.432883][ T90] ? memcpy+0x56/0x70 [ 48.437007][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 48.442327][ T90] ? sock_kzfree_s+0x60/0x60 [ 48.446948][ T90] ? __kasan_check_write+0x14/0x20 [ 48.452084][ T90] ? _raw_spin_lock+0x94/0xf0 [ 48.456889][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 48.462487][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 48.467728][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 48.472957][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 48.478444][ T90] __sys_sendto+0x46d/0x620 [ 48.483145][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 48.488561][ T90] ? __kasan_check_write+0x14/0x20 [ 48.493697][ T90] __x64_sys_sendto+0xe5/0x100 [ 48.498481][ T90] x64_sys_call+0x178/0x9a0 [ 48.503010][ T90] do_syscall_64+0x4c/0xa0 [ 48.507446][ T90] ? clear_bhb_loop+0x50/0xa0 [ 48.512143][ T90] ? clear_bhb_loop+0x50/0xa0 [ 48.516842][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 48.522758][ T90] RIP: 0033:0x7f559cab2407 [ 48.527218][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 48.547293][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 48.555998][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 48.564005][ T90] RDX: 0000000000000058 RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 48.572786][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 48.580809][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 48.588888][ T90] R13: 00007ffd7cbaf900 R14: 000000000000003d R15: 00007ffd7cbaf900 [ 48.596986][ T90] [ 48.600059][ T289] CPU: 0 PID: 289 Comm: syz-executor Not tainted syzkaller #0 [ 48.607562][ T289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 48.611494][ T90] FAULT_INJECTION: forcing a failure. [ 48.611494][ T90] name failslab, interval 1, probability 1, space 0, times 941 [ 48.617913][ T289] Call Trace: [ 48.617924][ T289] [ 48.617932][ T289] __dump_stack+0x21/0x30 [ 48.617958][ T289] dump_stack_lvl+0x110/0x170 [ 48.646685][ T289] ? show_regs_print_info+0x20/0x20 [ 48.651917][ T289] dump_stack+0x15/0x20 [ 48.656095][ T289] should_fail+0x3ab/0x500 [ 48.660554][ T289] ? netlink_trim+0x193/0x230 [ 48.665252][ T289] __should_failslab+0xa4/0xe0 [ 48.670046][ T289] should_failslab+0x9/0x20 [ 48.674574][ T289] slab_pre_alloc_hook+0x39/0xd0 [ 48.679533][ T289] ? netlink_trim+0x193/0x230 [ 48.684231][ T289] ? netlink_trim+0x193/0x230 [ 48.688931][ T289] __kmalloc_track_caller+0x6c/0x2c0 [ 48.694242][ T289] ? netlink_trim+0x193/0x230 [ 48.698944][ T289] ? netlink_trim+0x193/0x230 [ 48.703989][ T289] pskb_expand_head+0x123/0x1280 [ 48.708952][ T289] netlink_trim+0x193/0x230 [ 48.713829][ T289] netlink_broadcast_filtered+0x75/0x1280 [ 48.719565][ T289] ? rtmsg_ifinfo_build_skb+0xd3/0x180 [ 48.725051][ T289] nlmsg_notify+0xe9/0x1a0 [ 48.729509][ T289] rtmsg_ifinfo+0xea/0x130 [ 48.734141][ T289] dev_close_many+0x26b/0x4d0 [ 48.738884][ T289] ? __dev_open+0x500/0x500 [ 48.743418][ T289] ? __kasan_check_read+0x11/0x20 [ 48.748481][ T289] unregister_netdevice_many+0x477/0x1a00 [ 48.754247][ T289] ? _raw_spin_lock+0xf0/0xf0 [ 48.759037][ T289] ? alloc_netdev_mqs+0xe20/0xe20 [ 48.764107][ T289] ? __kasan_check_read+0x11/0x20 [ 48.769154][ T289] unregister_netdevice_queue+0x2e1/0x320 [ 48.775274][ T289] ? __kasan_check_read+0x11/0x20 [ 48.780323][ T289] ? linkwatch_urgent_event+0x34d/0x460 [ 48.785889][ T289] ? list_netdevice+0x4c0/0x4c0 [ 48.790759][ T289] __tun_detach+0xc9d/0x1450 [ 48.795373][ T289] tun_chr_close+0x92/0x140 [ 48.799913][ T289] ? tun_chr_open+0x540/0x540 [ 48.804642][ T289] __fput+0x22b/0x900 [ 48.808823][ T289] ____fput+0x15/0x20 [ 48.813291][ T289] task_work_run+0x127/0x190 [ 48.817900][ T289] do_exit+0xb70/0x29a0 [ 48.822080][ T289] ? put_task_struct+0x90/0x90 [ 48.826863][ T289] ? __fdget_pos+0x1f7/0x380 [ 48.831503][ T289] ? ksys_write+0x1eb/0x260 [ 48.836151][ T289] do_group_exit+0x149/0x310 [ 48.840778][ T289] __x64_sys_exit_group+0x3f/0x40 [ 48.845838][ T289] x64_sys_call+0x832/0x9a0 [ 48.850540][ T289] do_syscall_64+0x4c/0xa0 [ 48.854991][ T289] ? clear_bhb_loop+0x50/0xa0 [ 48.859696][ T289] ? clear_bhb_loop+0x50/0xa0 [ 48.864393][ T289] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 48.870304][ T289] RIP: 0033:0x7ff5be4cff99 [ 48.874737][ T289] Code: Unable to access opcode bytes at RIP 0x7ff5be4cff6f. [ 48.882322][ T289] RSP: 002b:00007ffe901e02f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 48.890760][ T289] RAX: ffffffffffffffda RBX: 00007ff5be566320 RCX: 00007ff5be4cff99 [ 48.899298][ T289] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 48.907302][ T289] RBP: 000000000000000c R08: 0000000000000000 R09: 00007ff5be566314 [ 48.915395][ T289] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe901e15b0 [ 48.923480][ T289] R13: 00007ff5be566314 R14: 0000000000007864 R15: 00007ffe901e2680 [ 48.931713][ T289] [ 48.935489][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 48.942323][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 48.952423][ T90] Call Trace: [ 48.955734][ T90] [ 48.958677][ T90] __dump_stack+0x21/0x30 [ 48.963027][ T90] dump_stack_lvl+0x110/0x170 [ 48.967719][ T90] ? show_regs_print_info+0x20/0x20 [ 48.973129][ T90] ? prandom_u32+0x24d/0x290 [ 48.977749][ T90] dump_stack+0x15/0x20 [ 48.981922][ T90] should_fail+0x3ab/0x500 [ 48.986352][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 48.991678][ T90] __should_failslab+0xa4/0xe0 [ 48.996469][ T90] should_failslab+0x9/0x20 [ 49.001025][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 49.005998][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 49.011675][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 49.016972][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 49.022275][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 49.027576][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 49.032895][ T90] __alloc_skb+0x210/0x730 [ 49.037332][ T90] alloc_skb_with_frags+0xa8/0x620 [ 49.042462][ T90] ? memcpy+0x56/0x70 [ 49.046462][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 49.051820][ T90] ? sock_kzfree_s+0x60/0x60 [ 49.056710][ T90] ? __kasan_check_write+0x14/0x20 [ 49.061842][ T90] ? _raw_spin_lock+0x94/0xf0 [ 49.066530][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 49.072014][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 49.077167][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 49.082127][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 49.087627][ T90] __sys_sendto+0x46d/0x620 [ 49.092148][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 49.097542][ T90] ? __kasan_check_write+0x14/0x20 [ 49.102722][ T90] __x64_sys_sendto+0xe5/0x100 [ 49.107612][ T90] x64_sys_call+0x178/0x9a0 [ 49.112368][ T90] do_syscall_64+0x4c/0xa0 [ 49.116802][ T90] ? clear_bhb_loop+0x50/0xa0 [ 49.121594][ T90] ? clear_bhb_loop+0x50/0xa0 [ 49.126305][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 49.132768][ T90] RIP: 0033:0x7f559cab2407 [ 49.137200][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 49.156954][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 49.165495][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 49.173582][ T90] RDX: 000000000000004f RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 49.181750][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 49.189742][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 49.197942][ T90] R13: 00007ffd7cbaf900 R14: 0000000000000034 R15: 00007ffd7cbaf900 [ 49.205980][ T90] [ 49.210071][ T289] FAULT_INJECTION: forcing a failure. [ 49.210071][ T289] name failslab, interval 1, probability 1, space 0, times 940 [ 49.223483][ T289] CPU: 0 PID: 289 Comm: syz-executor Not tainted syzkaller #0 [ 49.231188][ T289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 49.232544][ T283] EXT4-fs error: 21 callbacks suppressed [ 49.232589][ T283] EXT4-fs error (device sda1): ext4_journal_check_start:83: comm syz-executor: Detected aborted journal [ 49.241656][ T289] Call Trace: [ 49.241665][ T289] [ 49.241673][ T289] __dump_stack+0x21/0x30 [ 49.241696][ T289] dump_stack_lvl+0x110/0x170 [ 49.247570][ T283] EXT4-fs (sda1): Remounting filesystem read-only [ 49.258828][ T289] ? show_regs_print_info+0x20/0x20 [ 49.258864][ T289] ? prandom_u32+0x24d/0x290 [ 49.258885][ T289] dump_stack+0x15/0x20 [ 49.262287][ T283] EXT4-fs error (device sda1) in ext4_evict_inode:260: Journal has aborted [ 49.265249][ T289] should_fail+0x3ab/0x500 [ 49.271584][ T283] EXT4-fs error (device sda1): ext4_journal_check_start:83: comm syz-executor: Detected aborted journal [ 49.274651][ T289] __should_failslab+0xa4/0xe0 [ 49.281397][ T283] EXT4-fs (sda1): Remounting filesystem read-only [ 49.286574][ T289] should_failslab+0x9/0x20 [ 49.286602][ T289] slab_pre_alloc_hook+0x39/0xd0 [ 49.291304][ T283] EXT4-fs error (device sda1) in ext4_evict_inode:260: Journal has aborted [ 49.295386][ T289] kmem_cache_alloc_trace+0x48/0x270 [ 49.306396][ T90] FAULT_INJECTION: forcing a failure. [ 49.306396][ T90] name failslab, interval 1, probability 1, space 0, times 939 [ 49.308399][ T289] ? igmp6_group_dropped+0x3a6/0xb30 [ 49.308427][ T289] igmp6_group_dropped+0x3a6/0xb30 [ 49.308459][ T289] ? __ipv6_dev_mc_inc+0x9a0/0x9a0 [ 49.308477][ T289] ? mutex_lock+0x9b/0x1c0 [ 49.308500][ T289] ? __kasan_check_read+0x11/0x20 [ 49.308522][ T289] __ipv6_dev_mc_dec+0x21a/0x460 [ 49.401616][ T289] __ipv6_ifa_notify+0x758/0xe70 [ 49.406588][ T289] ? inet6_fill_ifla6_attrs+0x25b0/0x25b0 [ 49.412357][ T289] ? __neigh_ifdown+0x38d/0x3a0 [ 49.417235][ T289] ? __kasan_check_write+0x14/0x20 [ 49.422484][ T289] ? try_to_grab_pending+0x1a4/0x580 [ 49.427804][ T289] ? mod_delayed_work_on+0xe0/0xe0 [ 49.432936][ T289] ? __kasan_check_write+0x14/0x20 [ 49.438378][ T289] ? _raw_spin_lock_bh+0x94/0xf0 [ 49.443393][ T289] ? _raw_spin_lock_irq+0xf0/0xf0 [ 49.448460][ T289] ? __kasan_check_write+0x14/0x20 [ 49.453627][ T289] addrconf_ifdown+0xdb1/0x1910 [ 49.458515][ T289] ? addrconf_cleanup+0x1c0/0x1c0 [ 49.463592][ T289] ? __kasan_check_write+0x14/0x20 [ 49.468730][ T289] ? mutex_unlock+0x8f/0x230 [ 49.473607][ T289] ? __mutex_lock_slowpath+0x10/0x10 [ 49.479098][ T289] ? nf_nat_masq_schedule+0x4d0/0x4d0 [ 49.484516][ T289] ? masq_device_event+0xd0/0xd0 [ 49.489498][ T289] addrconf_notify+0x3bd/0xe00 [ 49.494287][ T289] raw_notifier_call_chain+0x90/0x100 [ 49.499683][ T289] dev_close_many+0x325/0x4d0 [ 49.504435][ T289] ? __dev_open+0x500/0x500 [ 49.509268][ T289] ? __kasan_check_read+0x11/0x20 [ 49.514320][ T289] unregister_netdevice_many+0x477/0x1a00 [ 49.520236][ T289] ? _raw_spin_lock+0xf0/0xf0 [ 49.525034][ T289] ? alloc_netdev_mqs+0xe20/0xe20 [ 49.530286][ T289] ? __kasan_check_read+0x11/0x20 [ 49.535350][ T289] unregister_netdevice_queue+0x2e1/0x320 [ 49.541114][ T289] ? __kasan_check_read+0x11/0x20 [ 49.546283][ T289] ? linkwatch_urgent_event+0x34d/0x460 [ 49.551933][ T289] ? list_netdevice+0x4c0/0x4c0 [ 49.556820][ T289] __tun_detach+0xc9d/0x1450 [ 49.561629][ T289] tun_chr_close+0x92/0x140 [ 49.566196][ T289] ? tun_chr_open+0x540/0x540 [ 49.570984][ T289] __fput+0x22b/0x900 [ 49.574993][ T289] ____fput+0x15/0x20 [ 49.578995][ T289] task_work_run+0x127/0x190 [ 49.583618][ T289] do_exit+0xb70/0x29a0 [ 49.587792][ T289] ? put_task_struct+0x90/0x90 [ 49.592594][ T289] ? __fdget_pos+0x1f7/0x380 [ 49.597354][ T289] ? ksys_write+0x1eb/0x260 [ 49.602072][ T289] do_group_exit+0x149/0x310 [ 49.606073][ T1] EXT4-fs error (device sda1): __ext4_get_inode_loc_noinmem:4483: inode #2001: block 270: comm init: unable to read itable block [ 49.606685][ T289] __x64_sys_exit_group+0x3f/0x40 [ 49.606710][ T289] x64_sys_call+0x832/0x9a0 [ 49.629653][ T289] do_syscall_64+0x4c/0xa0 [ 49.634091][ T289] ? clear_bhb_loop+0x50/0xa0 [ 49.638029][ T1] EXT4-fs error (device sda1): __ext4_get_inode_loc_noinmem:4483: inode #2001: block 270: comm init: unable to read itable block [ 49.638905][ T289] ? clear_bhb_loop+0x50/0xa0 [ 49.657220][ T289] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 49.663301][ T289] RIP: 0033:0x7ff5be4cff99 [ 49.668142][ T1] EXT4-fs error (device sda1): __ext4_get_inode_loc_noinmem:4483: inode #2001: block 270: comm init: unable to read itable block [ 49.668200][ T289] Code: Unable to access opcode bytes at RIP 0x7ff5be4cff6f. [ 49.668213][ T289] RSP: 002b:00007ffe901e02f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 49.697426][ T289] RAX: ffffffffffffffda RBX: 00007ff5be566320 RCX: 00007ff5be4cff99 [ 49.698034][ T1] EXT4-fs error (device sda1): __ext4_get_inode_loc_noinmem:4483: inode #2001: block 270: comm init: unable to read itable block [ 49.705416][ T289] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 49.726810][ T289] RBP: 000000000000000c R08: 0000000000000000 R09: 00007ff5be566314 [ 49.734817][ T289] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe901e15b0 [ 49.737957][ T1] EXT4-fs error (device sda1): __ext4_get_inode_loc_noinmem:4483: inode #2001: block 270: comm init: unable to read itable block [ 49.742823][ T289] R13: 00007ff5be566314 R14: 0000000000007864 R15: 00007ffe901e2680 [ 49.766786][ T289] [ 49.769830][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 49.770301][ C0] FAULT_INJECTION: forcing a failure. [ 49.770301][ C0] name failslab, interval 1, probability 1, space 0, times 939 [ 49.776627][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 49.776642][ T90] Call Trace: [ 49.776649][ T90] [ 49.776656][ T90] __dump_stack+0x21/0x30 [ 49.810688][ T90] dump_stack_lvl+0x110/0x170 [ 49.815412][ T90] ? show_regs_print_info+0x20/0x20 [ 49.820681][ T90] ? prandom_u32+0x24d/0x290 [ 49.825301][ T90] dump_stack+0x15/0x20 [ 49.829483][ T90] should_fail+0x3ab/0x500 [ 49.833935][ T90] __should_failslab+0xa4/0xe0 [ 49.838786][ T90] should_failslab+0x9/0x20 [ 49.843323][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 49.848293][ T90] ? __alloc_skb+0xe4/0x730 [ 49.853045][ T90] kmem_cache_alloc+0x44/0x260 [ 49.857854][ T90] __alloc_skb+0xe4/0x730 [ 49.862219][ T90] alloc_skb_with_frags+0xa8/0x620 [ 49.867362][ T90] ? memcpy+0x56/0x70 [ 49.871457][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 49.876739][ T90] ? sock_kzfree_s+0x60/0x60 [ 49.881460][ T90] ? __kasan_check_write+0x14/0x20 [ 49.886606][ T90] ? _raw_spin_lock+0x94/0xf0 [ 49.891659][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 49.897221][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 49.902490][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 49.907673][ T90] ? path_put+0x57/0x60 [ 49.911855][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 49.917341][ T90] __sys_sendto+0x46d/0x620 [ 49.921946][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 49.927341][ T90] ? __kasan_check_write+0x14/0x20 [ 49.932650][ T90] __x64_sys_sendto+0xe5/0x100 [ 49.937693][ T90] x64_sys_call+0x178/0x9a0 [ 49.942216][ T90] do_syscall_64+0x4c/0xa0 [ 49.946996][ T90] ? clear_bhb_loop+0x50/0xa0 [ 49.951689][ T90] ? clear_bhb_loop+0x50/0xa0 [ 49.956484][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 49.962395][ T90] RIP: 0033:0x7f559cab2407 [ 49.966826][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 49.986629][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 49.995058][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 50.003043][ T90] RDX: 0000000000000050 RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 50.011031][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 50.019019][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 50.027359][ T90] R13: 00007ffd7cbaf900 R14: 0000000000000035 R15: 00007ffd7cbaf900 [ 50.035383][ T90] [ 50.038477][ C0] CPU: 0 PID: 289 Comm: syz-executor Not tainted syzkaller #0 [ 50.040772][ T1] EXT4-fs error (device sda1): __ext4_get_inode_loc_noinmem:4483: inode #2001: block 270: comm init: unable to read itable block [ 50.045987][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 50.068572][ T90] FAULT_INJECTION: forcing a failure. [ 50.068572][ T90] name failslab, interval 1, probability 1, space 0, times 938 [ 50.069519][ C0] Call Trace: [ 50.086235][ C0] [ 50.089191][ C0] __dump_stack+0x21/0x30 [ 50.093546][ C0] dump_stack_lvl+0x110/0x170 [ 50.098255][ C0] ? show_regs_print_info+0x20/0x20 [ 50.103486][ C0] ? prandom_u32+0x24d/0x290 [ 50.108581][ C0] dump_stack+0x15/0x20 [ 50.112790][ C0] should_fail+0x3ab/0x500 [ 50.117260][ C0] __should_failslab+0xa4/0xe0 [ 50.122050][ C0] should_failslab+0x9/0x20 [ 50.126585][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 50.131566][ C0] ? __alloc_skb+0xe4/0x730 [ 50.136100][ C0] kmem_cache_alloc+0x44/0x260 [ 50.141007][ C0] __alloc_skb+0xe4/0x730 [ 50.145415][ C0] ndisc_send_rs+0x310/0x960 [ 50.150035][ C0] addrconf_rs_timer+0x35a/0x600 [ 50.155002][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 50.161217][ C0] ? _raw_spin_lock_irq+0x95/0xf0 [ 50.166290][ C0] ? _raw_spin_lock_irqsave+0x130/0x130 [ 50.171868][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 50.177996][ C0] call_timer_fn+0x38/0x290 [ 50.182689][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 50.189572][ C0] __run_timers+0x637/0x9a0 [ 50.194106][ C0] ? sched_clock_cpu+0x18/0x3d0 [ 50.199065][ C0] ? calc_index+0x200/0x200 [ 50.203611][ C0] ? asm_common_interrupt+0x27/0x40 [ 50.208831][ C0] run_timer_softirq+0x6a/0xf0 [ 50.213618][ C0] handle_softirqs+0x250/0x560 [ 50.218490][ C0] ? irqtime_account_irq+0xbe/0x390 [ 50.224593][ C0] __irq_exit_rcu+0x52/0xf0 [ 50.229140][ C0] irq_exit_rcu+0x9/0x10 [ 50.233720][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 50.239394][ C0] [ 50.242355][ C0] [ 50.245321][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 50.251335][ C0] RIP: 0010:preempt_schedule_irq+0xa5/0x120 [ 50.257255][ C0] Code: 44 24 20 00 02 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 4d bf 01 00 00 00 e8 11 4d 95 fc fb bf 01 00 00 00 76 e4 ff ff fa bf 01 00 00 00 e8 ab 4e 95 fc 65 48 8b 1d 13 f7 [ 50.277608][ C0] RSP: 0018:ffffc90000a86f40 EFLAGS: 00000246 [ 50.283900][ C0] RAX: 1ffff11023c85b36 RBX: ffffc90000a87018 RCX: ffffffff870cbf00 [ 50.292335][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 50.300419][ C0] RBP: ffffc90000a86fc8 R08: ffff88811e42cf07 R09: 1ffff11023c859e0 [ 50.308448][ C0] R10: dffffc0000000000 R11: ffffed1023c859e1 R12: 0000000000000000 [ 50.317038][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000150de8 [ 50.325232][ C0] ? __cond_resched+0xd0/0xd0 [ 50.329961][ C0] irqentry_exit_cond_resched+0x29/0x30 [ 50.335541][ C0] irqentry_exit+0x37/0x40 [ 50.340312][ C0] sysvec_reschedule_ipi+0x78/0x80 [ 50.345540][ C0] asm_sysvec_reschedule_ipi+0x1b/0x20 [ 50.351024][ C0] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 50.356600][ C0] Code: e6 00 02 00 00 31 ff e8 3a 97 be fc 49 81 e5 00 02 00 00 75 07 e8 ec 92 be fc eb 06 e8 e5 92 be fc fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 27 00 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 40 [ 50.376248][ C0] RSP: 0018:ffffc90000a870c0 EFLAGS: 00000293 [ 50.382341][ C0] RAX: ffffffff84ab23fb RBX: ffffffff8564bda0 RCX: ffff88811e42cf00 [ 50.390330][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 50.398316][ C0] RBP: ffffc90000a87160 R08: 0000000000000003 R09: 0000000000000004 [ 50.406475][ C0] R10: dffffc0000000000 R11: fffffbfff0ce23f0 R12: dffffc0000000000 [ 50.414877][ C0] R13: 0000000000000200 R14: 0000000000000001 R15: 1ffff92000150e18 [ 50.423076][ C0] ? dump_stack_lvl+0x13b/0x170 [ 50.427958][ C0] ? show_regs_print_info+0x20/0x20 [ 50.433208][ C0] ? prandom_u32+0x24d/0x290 [ 50.437814][ C0] dump_stack+0x15/0x20 [ 50.442122][ C0] should_fail+0x3ab/0x500 [ 50.446683][ C0] __should_failslab+0xa4/0xe0 [ 50.451486][ C0] should_failslab+0x9/0x20 [ 50.456004][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 50.460964][ C0] kmem_cache_alloc_trace+0x48/0x270 [ 50.466292][ C0] ? igmp6_group_dropped+0x3a6/0xb30 [ 50.471629][ C0] igmp6_group_dropped+0x3a6/0xb30 [ 50.476788][ C0] ? __ipv6_dev_mc_inc+0x9a0/0x9a0 [ 50.483216][ C0] ? mutex_lock+0x9b/0x1c0 [ 50.487916][ C0] ? __kasan_check_read+0x11/0x20 [ 50.493140][ C0] __ipv6_dev_mc_dec+0x21a/0x460 [ 50.498122][ C0] __ipv6_ifa_notify+0x758/0xe70 [ 50.503084][ C0] ? inet6_fill_ifla6_attrs+0x25b0/0x25b0 [ 50.508822][ C0] ? __neigh_ifdown+0x38d/0x3a0 [ 50.513695][ C0] ? __kasan_check_write+0x14/0x20 [ 50.518829][ C0] ? try_to_grab_pending+0x1a4/0x580 [ 50.524159][ C0] ? mod_delayed_work_on+0xe0/0xe0 [ 50.529483][ C0] ? __kasan_check_write+0x14/0x20 [ 50.534618][ C0] ? _raw_spin_lock_bh+0x94/0xf0 [ 50.539571][ C0] ? _raw_spin_lock_irq+0xf0/0xf0 [ 50.544618][ C0] ? __kasan_check_write+0x14/0x20 [ 50.549851][ C0] addrconf_ifdown+0xdb1/0x1910 [ 50.554811][ C0] ? addrconf_cleanup+0x1c0/0x1c0 [ 50.560144][ C0] ? __kasan_check_write+0x14/0x20 [ 50.565271][ C0] ? mutex_unlock+0x8f/0x230 [ 50.569877][ C0] ? __mutex_lock_slowpath+0x10/0x10 [ 50.575185][ C0] ? nf_nat_masq_schedule+0x4d0/0x4d0 [ 50.580591][ C0] ? masq_device_event+0xd0/0xd0 [ 50.585732][ C0] addrconf_notify+0x3bd/0xe00 [ 50.590518][ C0] raw_notifier_call_chain+0x90/0x100 [ 50.595915][ C0] dev_close_many+0x325/0x4d0 [ 50.601558][ C0] ? __dev_open+0x500/0x500 [ 50.606104][ C0] ? __kasan_check_read+0x11/0x20 [ 50.611146][ C0] unregister_netdevice_many+0x477/0x1a00 [ 50.616908][ C0] ? _raw_spin_lock+0xf0/0xf0 [ 50.621855][ C0] ? alloc_netdev_mqs+0xe20/0xe20 [ 50.627011][ C0] ? __kasan_check_read+0x11/0x20 [ 50.632068][ C0] unregister_netdevice_queue+0x2e1/0x320 [ 50.637817][ C0] ? __kasan_check_read+0x11/0x20 [ 50.642870][ C0] ? linkwatch_urgent_event+0x34d/0x460 [ 50.648436][ C0] ? list_netdevice+0x4c0/0x4c0 [ 50.653585][ C0] __tun_detach+0xc9d/0x1450 [ 50.658219][ C0] tun_chr_close+0x92/0x140 [ 50.662796][ C0] ? tun_chr_open+0x540/0x540 [ 50.667947][ C0] __fput+0x22b/0x900 [ 50.672278][ C0] ____fput+0x15/0x20 [ 50.676312][ C0] task_work_run+0x127/0x190 [ 50.681462][ C0] do_exit+0xb70/0x29a0 [ 50.685788][ C0] ? put_task_struct+0x90/0x90 [ 50.690651][ C0] ? __fdget_pos+0x1f7/0x380 [ 50.695265][ C0] ? ksys_write+0x1eb/0x260 [ 50.700120][ C0] do_group_exit+0x149/0x310 [ 50.704944][ C0] __x64_sys_exit_group+0x3f/0x40 [ 50.710118][ C0] x64_sys_call+0x832/0x9a0 [ 50.715089][ C0] do_syscall_64+0x4c/0xa0 [ 50.719774][ C0] ? clear_bhb_loop+0x50/0xa0 [ 50.724505][ C0] ? clear_bhb_loop+0x50/0xa0 [ 50.729381][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 50.735304][ C0] RIP: 0033:0x7ff5be4cff99 [ 50.739742][ C0] Code: Unable to access opcode bytes at RIP 0x7ff5be4cff6f. [ 50.747958][ C0] RSP: 002b:00007ffe901e02f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 50.756632][ C0] RAX: ffffffffffffffda RBX: 00007ff5be566320 RCX: 00007ff5be4cff99 [ 50.765839][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 50.774106][ C0] RBP: 000000000000000c R08: 0000000000000000 R09: 00007ff5be566314 [ 50.783270][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe901e15b0 [ 50.791394][ C0] R13: 00007ff5be566314 R14: 0000000000007864 R15: 00007ffe901e2680 [ 50.799398][ C0] [ 50.802450][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 50.809339][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 50.819862][ T90] Call Trace: [ 50.823172][ T90] [ 50.826127][ T90] __dump_stack+0x21/0x30 [ 50.830479][ T90] dump_stack_lvl+0x110/0x170 [ 50.835194][ T90] ? show_regs_print_info+0x20/0x20 [ 50.840432][ T90] ? prandom_u32+0x24d/0x290 [ 50.845044][ T90] dump_stack+0x15/0x20 [ 50.849218][ T90] should_fail+0x3ab/0x500 [ 50.853659][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 50.858963][ T90] __should_failslab+0xa4/0xe0 [ 50.864394][ T90] should_failslab+0x9/0x20 [ 50.868913][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 50.873872][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 50.880219][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 50.885703][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 50.891091][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 50.896411][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 50.901822][ T90] __alloc_skb+0x210/0x730 [ 50.906270][ T90] alloc_skb_with_frags+0xa8/0x620 [ 50.911402][ T90] ? memcpy+0x56/0x70 [ 50.915404][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 50.920624][ T90] ? sock_kzfree_s+0x60/0x60 [ 50.925232][ T90] ? __kasan_check_write+0x14/0x20 [ 50.930371][ T90] ? _raw_spin_lock+0x94/0xf0 [ 50.935074][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 50.940474][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 50.945713][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 50.950680][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 50.956164][ T90] __sys_sendto+0x46d/0x620 [ 50.960698][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 50.966094][ T90] ? __kasan_check_write+0x14/0x20 [ 50.971495][ T90] __x64_sys_sendto+0xe5/0x100 [ 50.976286][ T90] x64_sys_call+0x178/0x9a0 [ 50.980899][ T90] do_syscall_64+0x4c/0xa0 [ 50.985338][ T90] ? clear_bhb_loop+0x50/0xa0 [ 50.990295][ T90] ? clear_bhb_loop+0x50/0xa0 [ 50.995012][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 51.000924][ T90] RIP: 0033:0x7f559cab2407 [ 51.005358][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.024987][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 51.033604][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 51.041607][ T90] RDX: 000000000000003d RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 51.049604][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 51.057602][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 51.065754][ T90] R13: 00007ffd7cbaf900 R14: 0000000000000022 R15: 00007ffd7cbaf900 [ 51.073760][ T90] [ 51.079359][ T90] FAULT_INJECTION: forcing a failure. [ 51.079359][ T90] name failslab, interval 1, probability 1, space 0, times 935 [ 51.092326][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 51.099150][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.109343][ T90] Call Trace: [ 51.112645][ T90] [ 51.115582][ T90] __dump_stack+0x21/0x30 [ 51.119937][ T90] dump_stack_lvl+0x110/0x170 [ 51.124619][ T90] ? show_regs_print_info+0x20/0x20 [ 51.129969][ T90] ? prandom_u32+0x24d/0x290 [ 51.135036][ T90] dump_stack+0x15/0x20 [ 51.139232][ T90] should_fail+0x3ab/0x500 [ 51.143776][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 51.149077][ T90] __should_failslab+0xa4/0xe0 [ 51.153862][ T90] should_failslab+0x9/0x20 [ 51.158379][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 51.164214][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 51.169585][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 51.174899][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 51.180291][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 51.185591][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 51.190980][ T90] __alloc_skb+0x210/0x730 [ 51.195410][ T90] alloc_skb_with_frags+0xa8/0x620 [ 51.200645][ T90] ? memcpy+0x56/0x70 [ 51.205000][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 51.210216][ T90] ? sock_kzfree_s+0x60/0x60 [ 51.214833][ T90] ? __kasan_check_write+0x14/0x20 [ 51.219959][ T90] ? _raw_spin_lock+0x94/0xf0 [ 51.224818][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 51.230200][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 51.235373][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 51.240321][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 51.245783][ T90] __sys_sendto+0x46d/0x620 [ 51.250289][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 51.255707][ T90] ? __kasan_check_write+0x14/0x20 [ 51.262384][ T90] __x64_sys_sendto+0xe5/0x100 [ 51.267163][ T90] x64_sys_call+0x178/0x9a0 [ 51.271671][ T90] do_syscall_64+0x4c/0xa0 [ 51.276335][ T90] ? clear_bhb_loop+0x50/0xa0 [ 51.281377][ T90] ? clear_bhb_loop+0x50/0xa0 [ 51.286078][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 51.292074][ T90] RIP: 0033:0x7f559cab2407 [ 51.296502][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.307408][ C0] FAULT_INJECTION: forcing a failure. [ 51.307408][ C0] name failslab, interval 1, probability 1, space 0, times 935 [ 51.316290][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 51.337488][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 51.345513][ T90] RDX: 000000000000004a RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 51.353616][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 51.361707][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 51.369704][ T90] R13: 00007ffd7cbaf900 R14: 000000000000002f R15: 00007ffd7cbaf900 [ 51.377711][ T90] [ 51.380756][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 [ 51.387842][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.397933][ C0] Call Trace: [ 51.401246][ C0] [ 51.401627][ T90] FAULT_INJECTION: forcing a failure. [ 51.401627][ T90] name failslab, interval 1, probability 1, space 0, times 934 [ 51.404129][ C0] __dump_stack+0x21/0x30 [ 51.421607][ C0] dump_stack_lvl+0x110/0x170 [ 51.426331][ C0] ? show_regs_print_info+0x20/0x20 [ 51.431580][ C0] dump_stack+0x15/0x20 [ 51.435886][ C0] should_fail+0x3ab/0x500 [ 51.440317][ C0] ? ndisc_send_rs+0x310/0x960 [ 51.445117][ C0] __should_failslab+0xa4/0xe0 [ 51.449905][ C0] should_failslab+0x9/0x20 [ 51.454422][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 51.459379][ C0] ? ndisc_send_rs+0x310/0x960 [ 51.464160][ C0] ? ndisc_send_rs+0x310/0x960 [ 51.468973][ C0] __kmalloc_track_caller+0x6c/0x2c0 [ 51.474285][ C0] ? ndisc_send_rs+0x310/0x960 [ 51.479247][ C0] ? ndisc_send_rs+0x310/0x960 [ 51.484028][ C0] __alloc_skb+0x210/0x730 [ 51.488477][ C0] ndisc_send_rs+0x310/0x960 [ 51.493294][ C0] ? ndisc_send_rs+0x131/0x960 [ 51.498084][ C0] addrconf_rs_timer+0x35a/0x600 [ 51.503061][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 51.509160][ C0] ? _raw_spin_lock_irq+0x95/0xf0 [ 51.514219][ C0] ? _raw_spin_lock_irqsave+0x130/0x130 [ 51.519785][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 51.525960][ C0] call_timer_fn+0x38/0x290 [ 51.530620][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 51.536750][ C0] __run_timers+0x637/0x9a0 [ 51.541456][ C0] ? calc_index+0x200/0x200 [ 51.546006][ C0] ? sched_clock_cpu+0x18/0x3d0 [ 51.550880][ C0] run_timer_softirq+0x6a/0xf0 [ 51.555788][ C0] handle_softirqs+0x250/0x560 [ 51.560603][ C0] ? irqtime_account_irq+0xbe/0x390 [ 51.565824][ C0] __irq_exit_rcu+0x52/0xf0 [ 51.570352][ C0] irq_exit_rcu+0x9/0x10 [ 51.574619][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 51.580273][ C0] [ 51.583253][ C0] [ 51.586432][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 51.593262][ C0] RIP: 0010:default_idle+0xf/0x20 [ 51.598339][ C0] Code: 8c 4b ff ff ff 4c 89 f7 e8 8e 7a f5 fc e9 3e ff ff ff 00 00 cc cc 00 00 cc cc 00 55 48 89 e5 66 90 0f 00 2d c3 b2 51 00 fb f4 <5d> c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 48 89 e5 41 [ 51.617975][ C0] RSP: 0018:ffffffff86607d78 EFLAGS: 00000246 [ 51.624088][ C0] RAX: 00000000000022d4 RBX: ffffffff8661c400 RCX: 00000000000022d4 [ 51.632081][ C0] RDX: 0000000000000001 RSI: ffffffff85638320 RDI: ffffffff856382e0 [ 51.640075][ C0] RBP: ffffffff86607d78 R08: ffff8881f7038c73 R09: 1ffff1103ee0718e [ 51.648215][ C0] R10: dffffc0000000000 R11: ffffed103ee0718f R12: 0000000000000000 [ 51.656483][ C0] R13: 1ffffffff0cc3880 R14: dffffc0000000000 R15: dffffc0000000000 [ 51.664513][ C0] arch_cpu_idle+0xa/0x10 [ 51.668905][ C0] default_idle_call+0x71/0x1d0 [ 51.673946][ C0] do_idle+0x217/0x620 [ 51.678052][ C0] ? idle_inject_timer_fn+0x60/0x60 [ 51.683301][ C0] ? cpuhp_online_idle+0xb8/0xf0 [ 51.688398][ C0] cpu_startup_entry+0x18/0x20 [ 51.693828][ C0] rest_init+0x10a/0x130 [ 51.698943][ C0] ? time_init+0x40/0x40 [ 51.704167][ C0] arch_call_rest_init+0xe/0x10 [ 51.709057][ C0] start_kernel+0x46d/0x4e0 [ 51.714823][ C0] x86_64_start_reservations+0x2a/0x30 [ 51.720321][ C0] x86_64_start_kernel+0x5b/0x60 [ 51.725382][ C0] secondary_startup_64_no_verify+0xb1/0xbb [ 51.731400][ C0] [ 51.734555][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 51.741573][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.751660][ T90] Call Trace: [ 51.754969][ T90] [ 51.757951][ T90] __dump_stack+0x21/0x30 [ 51.762335][ T90] dump_stack_lvl+0x110/0x170 [ 51.767027][ T90] ? show_regs_print_info+0x20/0x20 [ 51.772244][ T90] ? prandom_u32+0x24d/0x290 [ 51.776851][ T90] dump_stack+0x15/0x20 [ 51.781110][ T90] should_fail+0x3ab/0x500 [ 51.785546][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 51.790849][ T90] __should_failslab+0xa4/0xe0 [ 51.795639][ T90] should_failslab+0x9/0x20 [ 51.800164][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 51.805226][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 51.810537][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 51.816118][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 51.821600][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 51.826902][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 51.832397][ T90] __alloc_skb+0x210/0x730 [ 51.836982][ T90] alloc_skb_with_frags+0xa8/0x620 [ 51.842136][ T90] ? memcpy+0x56/0x70 [ 51.846143][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 51.851368][ T90] ? sock_kzfree_s+0x60/0x60 [ 51.856480][ T90] ? __kasan_check_write+0x14/0x20 [ 51.861636][ T90] ? _raw_spin_lock+0x94/0xf0 [ 51.866348][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 51.871746][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 51.876891][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 51.881851][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 51.887330][ T90] __sys_sendto+0x46d/0x620 [ 51.891976][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 51.897516][ T90] ? __kasan_check_write+0x14/0x20 [ 51.902654][ T90] __x64_sys_sendto+0xe5/0x100 [ 51.907460][ T90] x64_sys_call+0x178/0x9a0 [ 51.911987][ T90] do_syscall_64+0x4c/0xa0 [ 51.916612][ T90] ? clear_bhb_loop+0x50/0xa0 [ 51.921306][ T90] ? clear_bhb_loop+0x50/0xa0 [ 51.926007][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 51.931917][ T90] RIP: 0033:0x7f559cab2407 [ 51.936347][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.956525][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 51.965249][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 51.973342][ T90] RDX: 000000000000004a RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 51.981354][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 51.986799][ C0] FAULT_INJECTION: forcing a failure. [ 51.986799][ C0] name failslab, interval 1, probability 1, space 0, times 933 [ 51.989341][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 52.010115][ T90] R13: 00007ffd7cbaf900 R14: 000000000000002f R15: 00007ffd7cbaf900 [ 52.018307][ T90] [ 52.021343][ C0] CPU: 0 PID: 10 Comm: kworker/u4:1 Not tainted syzkaller #0 [ 52.023141][ T288] FAULT_INJECTION: forcing a failure. [ 52.023141][ T288] name failslab, interval 1, probability 1, space 0, times 933 [ 52.028830][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.028848][ C0] Workqueue: events_unbound toggle_allocation_gate [ 52.028877][ C0] Call Trace: [ 52.028884][ C0] [ 52.028891][ C0] __dump_stack+0x21/0x30 [ 52.028912][ C0] dump_stack_lvl+0x110/0x170 [ 52.028930][ C0] ? show_regs_print_info+0x20/0x20 [ 52.028950][ C0] ? prandom_u32+0x24d/0x290 [ 52.028971][ C0] dump_stack+0x15/0x20 [ 52.045327][ T90] FAULT_INJECTION: forcing a failure. [ 52.045327][ T90] name failslab, interval 1, probability 1, space 0, times 932 [ 52.051803][ C0] should_fail+0x3ab/0x500 [ 52.051830][ C0] __should_failslab+0xa4/0xe0 [ 52.051852][ C0] should_failslab+0x9/0x20 [ 52.115398][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 52.120381][ C0] ? dst_alloc+0x15c/0x1d0 [ 52.124918][ C0] kmem_cache_alloc+0x44/0x260 [ 52.129997][ C0] ? ipv6_sysctl_rtcache_flush+0x100/0x100 [ 52.135829][ C0] dst_alloc+0x15c/0x1d0 [ 52.140796][ C0] icmp6_dst_alloc+0xec/0x520 [ 52.145495][ C0] ? security_sk_classify_flow+0x7b/0x90 [ 52.151144][ C0] ? icmpv6_flow_init+0xd2/0x130 [ 52.156197][ C0] ndisc_send_skb+0x2a9/0xcf0 [ 52.160920][ C0] ? ret_from_fork+0x1f/0x30 [ 52.165667][ C0] ? ndisc_alloc_skb+0x290/0x290 [ 52.170658][ C0] ? skb_put+0x10a/0x1f0 [ 52.174957][ C0] ndisc_send_rs+0x711/0x960 [ 52.179672][ C0] ? ndisc_send_rs+0x131/0x960 [ 52.184468][ C0] addrconf_rs_timer+0x35a/0x600 [ 52.189563][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 52.195699][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 52.202012][ C0] call_timer_fn+0x38/0x290 [ 52.206641][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 52.212908][ C0] __run_timers+0x637/0x9a0 [ 52.217568][ C0] ? calc_index+0x200/0x200 [ 52.222300][ C0] ? sched_clock_cpu+0x18/0x3d0 [ 52.227168][ C0] run_timer_softirq+0x6a/0xf0 [ 52.232130][ C0] handle_softirqs+0x250/0x560 [ 52.236919][ C0] ? irqtime_account_irq+0xbe/0x390 [ 52.242160][ C0] __irq_exit_rcu+0x52/0xf0 [ 52.246714][ C0] irq_exit_rcu+0x9/0x10 [ 52.251019][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 52.256677][ C0] [ 52.259809][ C0] [ 52.262754][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 52.268764][ C0] RIP: 0010:smp_call_function_many_cond+0x8ad/0x9e0 [ 52.275744][ C0] Code: 0f b6 44 05 00 84 c0 0f 85 9b 00 00 00 41 8b 1f 89 de 83 e6 01 31 ff e8 31 48 0a 00 83 e3 01 75 07 e8 77 44 0a 00 eb 42 f3 90 <48> b8 00 00 00 00 00 fc ff df 41 0f b6 44 05 00 84 c0 75 10 41 f7 [ 52.295477][ C0] RSP: 0018:ffffc900000a7860 EFLAGS: 00000293 [ 52.301659][ C0] RAX: ffffffff815f728f RBX: 0000000000000001 RCX: ffff888100270000 [ 52.309677][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 52.318200][ C0] RBP: ffffc900000a7978 R08: ffff8881f7038e97 R09: 1ffff1103ee071d2 [ 52.326192][ C0] R10: dffffc0000000000 R11: ffffed103ee071d3 R12: ffff8881f7038e80 [ 52.334269][ C0] R13: 1ffff1103ee2784d R14: 0000000000000001 R15: ffff8881f713c268 [ 52.342451][ C0] ? smp_call_function_many_cond+0x8cf/0x9e0 [ 52.348725][ C0] ? text_poke_sync+0x30/0x30 [ 52.354439][ C0] ? smp_call_function_many+0x40/0x40 [ 52.359845][ C0] ? __kmalloc_track_caller+0x74/0x2c0 [ 52.365339][ C0] ? text_poke+0x20/0x20 [ 52.369745][ C0] ? text_poke_loc_init+0x105/0x560 [ 52.374971][ C0] ? text_poke_sync+0x30/0x30 [ 52.379680][ C0] on_each_cpu_cond_mask+0x43/0x80 [ 52.384817][ C0] text_poke_bp_batch+0x1d4/0x600 [ 52.389964][ C0] ? text_poke_loc_init+0x560/0x560 [ 52.395187][ C0] ? __kasan_check_write+0x14/0x20 [ 52.400313][ C0] ? mutex_lock+0x9b/0x1c0 [ 52.404774][ C0] ? wait_for_completion_killable_timeout+0x10/0x10 [ 52.411383][ C0] ? text_poke_queue+0xde/0x1a0 [ 52.416251][ C0] text_poke_finish+0x1a/0x30 [ 52.422039][ C0] arch_jump_label_transform_apply+0x15/0x30 [ 52.428286][ C0] __jump_label_update+0x38f/0x3b0 [ 52.433907][ C0] jump_label_update+0x39b/0x450 [ 52.438876][ C0] static_key_enable_cpuslocked+0x126/0x240 [ 52.444879][ C0] static_key_enable+0x1a/0x30 [ 52.449722][ C0] toggle_allocation_gate+0xba/0x440 [ 52.455118][ C0] ? kfence_debugfs_init+0x70/0x70 [ 52.460312][ C0] ? _raw_spin_unlock+0x4d/0x70 [ 52.465189][ C0] ? finish_task_switch+0x16b/0x790 [ 52.470412][ C0] ? __schedule+0xbd7/0x14a0 [ 52.475024][ C0] process_one_work+0x6c8/0xbb0 [ 52.480001][ C0] worker_thread+0xaa0/0x1250 [ 52.485225][ C0] kthread+0x3f5/0x4f0 [ 52.489317][ C0] ? worker_clr_flags+0x190/0x190 [ 52.494455][ C0] ? kthread_blkcg+0xd0/0xd0 [ 52.499063][ C0] ret_from_fork+0x1f/0x30 [ 52.503506][ C0] [ 52.506573][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 52.513367][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.523444][ T90] Call Trace: [ 52.526744][ T90] [ 52.529688][ T90] __dump_stack+0x21/0x30 [ 52.534076][ T90] dump_stack_lvl+0x110/0x170 [ 52.538867][ T90] ? show_regs_print_info+0x20/0x20 [ 52.544085][ T90] ? prandom_u32+0x24d/0x290 [ 52.548779][ T90] dump_stack+0x15/0x20 [ 52.552964][ T90] should_fail+0x3ab/0x500 [ 52.557543][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 52.562870][ T90] __should_failslab+0xa4/0xe0 [ 52.567656][ T90] should_failslab+0x9/0x20 [ 52.572374][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 52.577334][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 52.582651][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 52.587970][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 52.593377][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 52.598696][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 52.604136][ T90] __alloc_skb+0x210/0x730 [ 52.608585][ T90] alloc_skb_with_frags+0xa8/0x620 [ 52.613845][ T90] ? memcpy+0x56/0x70 [ 52.617858][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 52.623454][ T90] ? sock_kzfree_s+0x60/0x60 [ 52.628072][ T90] ? __kasan_check_write+0x14/0x20 [ 52.633220][ T90] ? _raw_spin_lock+0x94/0xf0 [ 52.638095][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 52.643576][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 52.648715][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 52.653672][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 52.659147][ T90] __sys_sendto+0x46d/0x620 [ 52.663666][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 52.669105][ T90] ? __kasan_check_write+0x14/0x20 [ 52.674300][ T90] __x64_sys_sendto+0xe5/0x100 [ 52.679099][ T90] x64_sys_call+0x178/0x9a0 [ 52.684136][ T90] do_syscall_64+0x4c/0xa0 [ 52.688685][ T90] ? clear_bhb_loop+0x50/0xa0 [ 52.693427][ T90] ? clear_bhb_loop+0x50/0xa0 [ 52.698151][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 52.704067][ T90] RIP: 0033:0x7f559cab2407 [ 52.708516][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 52.728332][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 52.737171][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 52.745182][ T90] RDX: 0000000000000073 RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 52.753213][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 52.761312][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 52.769309][ T90] R13: 00007ffd7cbaf900 R14: 0000000000000058 R15: 00007ffd7cbaf900 [ 52.777402][ T90] [ 52.780628][ T288] CPU: 0 PID: 288 Comm: syz-executor Not tainted syzkaller #0 [ 52.783042][ T90] FAULT_INJECTION: forcing a failure. [ 52.783042][ T90] name failslab, interval 1, probability 1, space 0, times 930 [ 52.788118][ T288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.788134][ T288] Call Trace: [ 52.788140][ T288] [ 52.788147][ T288] __dump_stack+0x21/0x30 [ 52.788171][ T288] dump_stack_lvl+0x110/0x170 [ 52.788190][ T288] ? show_regs_print_info+0x20/0x20 [ 52.788209][ T288] ? prandom_u32+0x24d/0x290 [ 52.788229][ T288] dump_stack+0x15/0x20 [ 52.788246][ T288] should_fail+0x3ab/0x500 [ 52.788266][ T288] __should_failslab+0xa4/0xe0 [ 52.788289][ T288] should_failslab+0x9/0x20 [ 52.788310][ T288] slab_pre_alloc_hook+0x39/0xd0 [ 52.788331][ T288] ? __alloc_skb+0xe4/0x730 [ 52.864101][ T288] kmem_cache_alloc+0x44/0x260 [ 52.869281][ T288] __alloc_skb+0xe4/0x730 [ 52.873633][ T288] rtmsg_fib+0x5fe/0xe20 [ 52.877905][ T288] fib_table_delete+0xcbe/0x1180 [ 52.882895][ T288] ? nexthop_get_nhc_lookup+0x820/0x820 [ 52.889104][ T288] ? kasan_set_track+0x5b/0x70 [ 52.893905][ T288] ? kasan_set_track+0x4a/0x70 [ 52.898694][ T288] ? kasan_set_free_info+0x23/0x40 [ 52.903866][ T288] ? ____kasan_slab_free+0x125/0x160 [ 52.909174][ T288] ? __kasan_slab_free+0x11/0x20 [ 52.914127][ T288] ? slab_free_freelist_hook+0xc2/0x190 [ 52.919707][ T288] ? kmem_cache_free+0x100/0x320 [ 52.924788][ T288] ? fib_new_table+0x10d/0x2b0 [ 52.929746][ T288] fib_del_ifaddr+0x16fb/0x1c80 [ 52.934816][ T288] ? tun_chr_close+0x92/0x140 [ 52.939634][ T288] ? task_work_run+0x127/0x190 [ 52.944417][ T288] ? do_syscall_64+0x4c/0xa0 [ 52.949149][ T288] ? fib_modify_prefix_metric+0x800/0x800 [ 52.955594][ T288] ? __kasan_check_write+0x14/0x20 [ 52.960833][ T288] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 52.966412][ T288] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 52.972255][ T288] ? __kasan_check_write+0x14/0x20 [ 52.977392][ T288] ? rwsem_read_trylock+0x2af/0x640 [ 52.982639][ T288] ? down_read+0xab/0x100 [ 52.986997][ T288] fib_inetaddr_event+0xc9/0x310 [ 52.991956][ T288] blocking_notifier_call_chain+0xba/0x140 [ 52.997788][ T288] __inet_del_ifa+0x81f/0xd90 [ 53.002493][ T288] ? ip_mc_destroy_dev+0x2a3/0x2e0 [ 53.007742][ T288] inetdev_event+0x646/0x1060 [ 53.012702][ T288] ? devinet_exit_net+0x220/0x220 [ 53.018119][ T288] ? up_read+0x56/0x1d0 [ 53.022296][ T288] raw_notifier_call_chain+0x90/0x100 [ 53.027684][ T288] unregister_netdevice_many+0x103d/0x1a00 [ 53.033526][ T288] ? alloc_netdev_mqs+0xe20/0xe20 [ 53.038567][ T288] ? __kasan_check_read+0x11/0x20 [ 53.043608][ T288] unregister_netdevice_queue+0x2e1/0x320 [ 53.049379][ T288] ? __kasan_check_read+0x11/0x20 [ 53.054653][ T288] ? linkwatch_urgent_event+0x34d/0x460 [ 53.060218][ T288] ? list_netdevice+0x4c0/0x4c0 [ 53.065091][ T288] __tun_detach+0xc9d/0x1450 [ 53.069697][ T288] tun_chr_close+0x92/0x140 [ 53.074408][ T288] ? tun_chr_open+0x540/0x540 [ 53.079104][ T288] __fput+0x22b/0x900 [ 53.083107][ T288] ____fput+0x15/0x20 [ 53.087102][ T288] task_work_run+0x127/0x190 [ 53.091710][ T288] do_exit+0xb70/0x29a0 [ 53.095903][ T288] ? put_task_struct+0x90/0x90 [ 53.100681][ T288] ? __fdget_pos+0x1f7/0x380 [ 53.105299][ T288] ? ksys_write+0x1eb/0x260 [ 53.109821][ T288] do_group_exit+0x149/0x310 [ 53.114432][ T288] __x64_sys_exit_group+0x3f/0x40 [ 53.119484][ T288] x64_sys_call+0x832/0x9a0 [ 53.124008][ T288] do_syscall_64+0x4c/0xa0 [ 53.128440][ T288] ? clear_bhb_loop+0x50/0xa0 [ 53.133251][ T288] ? clear_bhb_loop+0x50/0xa0 [ 53.137955][ T288] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 53.143876][ T288] RIP: 0033:0x7fda731d2f99 [ 53.148304][ T288] Code: Unable to access opcode bytes at RIP 0x7fda731d2f6f. [ 53.155852][ T288] RSP: 002b:00007fff19e97be8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 53.165061][ T288] RAX: ffffffffffffffda RBX: 00007fda73269e6b RCX: 00007fda731d2f99 [ 53.173160][ T288] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043 [ 53.181170][ T288] RBP: 00007fda7323ed20 R08: 0000000000000000 R09: 00007fff19e97d1c [ 53.189412][ T288] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c [ 53.197410][ T288] R13: 00007fff19e97d1c R14: 0000000000000000 R15: 00007fda73426180 [ 53.205584][ T288] [ 53.208628][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 53.215508][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.225573][ T90] Call Trace: [ 53.228896][ T90] [ 53.231835][ T90] __dump_stack+0x21/0x30 [ 53.236187][ T90] dump_stack_lvl+0x110/0x170 [ 53.240862][ T90] ? show_regs_print_info+0x20/0x20 [ 53.246064][ T90] ? prandom_u32+0x24d/0x290 [ 53.250669][ T90] dump_stack+0x15/0x20 [ 53.254835][ T90] should_fail+0x3ab/0x500 [ 53.259264][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 53.264561][ T90] __should_failslab+0xa4/0xe0 [ 53.269391][ T90] should_failslab+0x9/0x20 [ 53.274128][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 53.279084][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 53.284378][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 53.289670][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 53.294982][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 53.300283][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 53.305585][ T90] __alloc_skb+0x210/0x730 [ 53.310019][ T90] alloc_skb_with_frags+0xa8/0x620 [ 53.315247][ T90] ? memcpy+0x56/0x70 [ 53.319243][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 53.324555][ T90] ? sock_kzfree_s+0x60/0x60 [ 53.329180][ T90] ? __kasan_check_write+0x14/0x20 [ 53.334302][ T90] ? _raw_spin_lock+0x94/0xf0 [ 53.338993][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 53.344379][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 53.349511][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 53.354463][ T90] ? path_put+0x57/0x60 [ 53.358644][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 53.364117][ T90] __sys_sendto+0x46d/0x620 [ 53.368650][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 53.374038][ T90] ? __kasan_check_write+0x14/0x20 [ 53.379167][ T90] __x64_sys_sendto+0xe5/0x100 [ 53.383944][ T90] x64_sys_call+0x178/0x9a0 [ 53.388457][ T90] do_syscall_64+0x4c/0xa0 [ 53.392892][ T90] ? clear_bhb_loop+0x50/0xa0 [ 53.397576][ T90] ? clear_bhb_loop+0x50/0xa0 [ 53.402437][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 53.408356][ T90] RIP: 0033:0x7f559cab2407 [ 53.412781][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.433026][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.441480][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 53.449474][ T90] RDX: 000000000000006d RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 53.457470][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 53.465552][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 53.473545][ T90] R13: 00007ffd7cbaf900 R14: 0000000000000052 R15: 00007ffd7cbaf900 [ 53.481717][ T90] [ 53.490559][ T90] FAULT_INJECTION: forcing a failure. [ 53.490559][ T90] name failslab, interval 1, probability 1, space 0, times 928 [ 53.506330][ T1] FAULT_INJECTION: forcing a failure. [ 53.506330][ T1] name failslab, interval 1, probability 1, space 0, times 928 [ 53.520118][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 53.527387][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.537477][ T90] Call Trace: [ 53.540961][ T90] [ 53.544363][ T90] __dump_stack+0x21/0x30 [ 53.548719][ T90] dump_stack_lvl+0x110/0x170 [ 53.553422][ T90] ? show_regs_print_info+0x20/0x20 [ 53.558815][ T90] ? prandom_u32+0x24d/0x290 [ 53.563487][ T90] dump_stack+0x15/0x20 [ 53.567677][ T90] should_fail+0x3ab/0x500 [ 53.572118][ T90] __should_failslab+0xa4/0xe0 [ 53.576906][ T90] should_failslab+0x9/0x20 [ 53.581434][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 53.586475][ T90] ? __alloc_skb+0xe4/0x730 [ 53.591121][ T90] kmem_cache_alloc+0x44/0x260 [ 53.596002][ T90] __alloc_skb+0xe4/0x730 [ 53.600586][ T90] alloc_skb_with_frags+0xa8/0x620 [ 53.605760][ T90] ? memcpy+0x56/0x70 [ 53.609770][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 53.614996][ T90] ? sock_kzfree_s+0x60/0x60 [ 53.619770][ T90] ? __kasan_check_write+0x14/0x20 [ 53.624983][ T90] ? _raw_spin_lock+0x94/0xf0 [ 53.629676][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 53.635079][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 53.640482][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 53.645438][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 53.650908][ T90] __sys_sendto+0x46d/0x620 [ 53.655425][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 53.660833][ T90] ? __kasan_check_write+0x14/0x20 [ 53.665981][ T90] __x64_sys_sendto+0xe5/0x100 [ 53.670890][ T90] x64_sys_call+0x178/0x9a0 [ 53.675427][ T90] do_syscall_64+0x4c/0xa0 [ 53.679877][ T90] ? clear_bhb_loop+0x50/0xa0 [ 53.684580][ T90] ? clear_bhb_loop+0x50/0xa0 [ 53.689305][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 53.695211][ T90] RIP: 0033:0x7f559cab2407 [ 53.700032][ T90] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.719676][ T90] RSP: 002b:00007ffd7cbaf7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.728115][ T90] RAX: ffffffffffffffda RBX: 00007f559c962c80 RCX: 00007f559cab2407 [ 53.736310][ T90] RDX: 0000000000000055 RSI: 00007ffd7cbaf900 RDI: 0000000000000003 [ 53.744315][ T90] RBP: 00007ffd7cbafd30 R08: 0000000000000000 R09: 0000000000000000 [ 53.752400][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd7cbafd48 [ 53.760393][ T90] R13: 00007ffd7cbaf900 R14: 000000000000003a R15: 00007ffd7cbaf900 [ 53.768388][ T90] [ 53.771564][ T1] CPU: 1 PID: 1 Comm: init Not tainted syzkaller #0 [ 53.778179][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.788265][ T1] Call Trace: [ 53.791581][ T1] [ 53.794540][ T1] __dump_stack+0x21/0x30 [ 53.799019][ T1] dump_stack_lvl+0x110/0x170 [ 53.803729][ T1] ? show_regs_print_info+0x20/0x20 [ 53.808949][ T1] ? prandom_u32+0x24d/0x290 [ 53.809676][ T90] FAULT_INJECTION: forcing a failure. [ 53.809676][ T90] name failslab, interval 1, probability 1, space 0, times 927 [ 53.813576][ T1] dump_stack+0x15/0x20 [ 53.830680][ T1] should_fail+0x3ab/0x500 [ 53.835125][ T1] __should_failslab+0xa4/0xe0 [ 53.840008][ T1] should_failslab+0x9/0x20 [ 53.844530][ T1] slab_pre_alloc_hook+0x39/0xd0 [ 53.849608][ T1] ? mempool_alloc_slab+0x1d/0x30 [ 53.854663][ T1] kmem_cache_alloc+0x44/0x260 [ 53.859534][ T1] ? pagecache_get_page+0xcf5/0xdd0 [ 53.864751][ T1] ? mempool_free+0x330/0x330 [ 53.869580][ T1] mempool_alloc_slab+0x1d/0x30 [ 53.874469][ T1] mempool_alloc+0x167/0x4c0 [ 53.877061][ C0] FAULT_INJECTION: forcing a failure. [ 53.877061][ C0] name failslab, interval 1, probability 1, space 0, times 927 [ 53.879078][ T1] ? __kasan_check_write+0x14/0x20 [ 53.897058][ T1] ? _raw_spin_lock+0x94/0xf0 [ 53.901767][ T1] ? mempool_resize+0x880/0x880 [ 53.906637][ T1] ? __kasan_check_write+0x14/0x20 [ 53.911762][ T1] ? __find_get_block+0x9c2/0xeb0 [ 53.916893][ T1] bio_alloc_bioset+0x124/0x910 [ 53.921764][ T1] submit_bh_wbc+0x1c2/0x680 [ 53.926369][ T1] ? __getblk_gfp+0x42/0x7d0 [ 53.931885][ T1] ? __wait_on_buffer+0x90/0x90 [ 53.937130][ T1] submit_bh+0x2a/0x40 [ 53.941255][ T1] ext4_read_bh_nowait+0x18d/0x1c0 [ 53.946520][ T1] ext4_sb_breadahead_unmovable+0xc8/0xe0 [ 53.952735][ T1] __ext4_get_inode_loc+0x98d/0xcb0 [ 53.957989][ T1] ? ext4_get_inode_loc+0x130/0x130 [ 53.963469][ T1] ? _raw_spin_unlock+0x4d/0x70 [ 53.968361][ T1] ? iget_locked+0x744/0x850 [ 53.972991][ T1] __ext4_iget+0x448/0x3e80 [ 53.977515][ T1] ? ext4_ci_compare+0x3f0/0x3f0 [ 53.982477][ T1] ? __d_lookup_rcu+0x63a/0x6a0 [ 53.987345][ T1] ? ext4_get_projid+0x140/0x140 [ 53.992351][ T1] ? ext4_fname_setup_ci_filename+0x69/0x480 [ 53.998355][ T1] ext4_lookup+0x4af/0x930 [ 54.002788][ T1] ? ext4_add_entry+0x1020/0x1020 [ 54.007831][ T1] ? __kasan_check_write+0x14/0x20 [ 54.012958][ T1] ? rwsem_read_trylock+0x2af/0x640 [ 54.018276][ T1] ? lockref_get_not_dead+0xe6/0x1c0 [ 54.023692][ T1] ? downgrade_write+0x440/0x440 [ 54.028654][ T1] __lookup_slow+0x2b8/0x410 [ 54.033266][ T1] ? lookup_one_len+0x2d0/0x2d0 [ 54.038130][ T1] ? down_read+0xab/0x100 [ 54.042474][ T1] ? handle_dots+0xe10/0xe10 [ 54.047180][ T1] lookup_slow+0x57/0x70 [ 54.051447][ T1] walk_component+0x326/0x460 [ 54.056162][ T1] link_path_walk+0x688/0xde0 [ 54.060859][ T1] ? handle_lookup_down+0x130/0x130 [ 54.066080][ T1] path_lookupat+0x8d/0x430 [ 54.070602][ T1] filename_lookup+0x21e/0x550 [ 54.075384][ T1] ? hashlen_string+0x120/0x120 [ 54.080261][ T1] ? getname_flags+0x205/0x510 [ 54.085063][ T1] user_path_at_empty+0x46/0x1c0 [ 54.090033][ T1] do_faccessat+0x377/0x9b0 [ 54.094856][ T1] ? stream_open+0x60/0x60 [ 54.099292][ T1] ? debug_smp_processor_id+0x17/0x20 [ 54.104940][ T1] __x64_sys_access+0x61/0x70 [ 54.109647][ T1] x64_sys_call+0x78a/0x9a0 [ 54.114177][ T1] do_syscall_64+0x4c/0xa0 [ 54.118623][ T1] ? clear_bhb_loop+0x50/0xa0 [ 54.123352][ T1] ? clear_bhb_loop+0x50/0xa0 [ 54.128053][ T1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 54.133973][ T1] RIP: 0033:0x7f4f05d1c2c7 [ 54.138421][ T1] Code: 0f 1f 00 8b 87 10 01 00 00 89 06 31 c0 c3 0f 1f 44 00 00 89 b7 10 01 00 00 31 c0 c3 0f 1f 80 00 00 00 00 b8 15 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 01 fb 0d 00 f7 d8 64 89 02 b8 [ 54.158179][ T1] RSP: 002b:00007ffd1c234958 EFLAGS: 00000246 ORIG_RAX: 0000000000000015 [ 54.166631][ T1] RAX: ffffffffffffffda RBX: 00007f4f05dc00b7 RCX: 00007f4f05d1c2c7 [ 54.174624][ T1] RDX: 0000000000000001 RSI: 0000000000000000 RDI: 00007f4f05dc00b7 [ 54.182635][ T1] RBP: 00007ffd1c2349f8 R08: 0000000000000000 R09: 0000000000000000 [ 54.190661][ T1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 54.200229][ T1] R13: ffffffffffffff88 R14: 0000000000000005 R15: 000055ede3afcd98 [ 54.208231][ T1] [ 54.211374][ C0] CPU: 0 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 54.218074][ T1] FAULT_INJECTION: forcing a failure. [ 54.218074][ T1] name failslab, interval 1, probability 1, space 0, times 926 [ 54.218194][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 54.243322][ C0] Call Trace: [ 54.246678][ C0] [ 54.249561][ C0] __dump_stack+0x21/0x30 [ 54.253920][ C0] dump_stack_lvl+0x110/0x170 [ 54.258622][ C0] ? show_regs_print_info+0x20/0x20 [ 54.263843][ C0] ? prandom_u32+0x24d/0x290 [ 54.268994][ C0] dump_stack+0x15/0x20 [ 54.273173][ C0] should_fail+0x3ab/0x500 [ 54.277703][ C0] __should_failslab+0xa4/0xe0 [ 54.282513][ C0] should_failslab+0x9/0x20 [ 54.287215][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 54.292173][ C0] kmem_cache_alloc_trace+0x48/0x270 [ 54.297479][ C0] ? dst_cow_metrics_generic+0x55/0x1c0 [ 54.303051][ C0] dst_cow_metrics_generic+0x55/0x1c0 [ 54.308463][ C0] icmp6_dst_alloc+0x35f/0x520 [ 54.313246][ C0] ndisc_send_skb+0x2a9/0xcf0 [ 54.317941][ C0] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 54.324059][ C0] ? ndisc_alloc_skb+0x290/0x290 [ 54.329028][ C0] ? ndisc_send_rs+0x61f/0x960 [ 54.333836][ C0] ? memcpy+0x56/0x70 [ 54.337927][ C0] ndisc_send_rs+0x711/0x960 [ 54.342561][ C0] addrconf_rs_timer+0x35a/0x600 [ 54.347623][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 54.353952][ C0] ? _raw_spin_lock_irq+0x95/0xf0 [ 54.359094][ C0] ? _raw_spin_lock_irqsave+0x130/0x130 [ 54.365292][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 54.371564][ C0] call_timer_fn+0x38/0x290 [ 54.376091][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 54.382183][ C0] __run_timers+0x637/0x9a0 [ 54.386718][ C0] ? calc_index+0x200/0x200 [ 54.391408][ C0] ? sched_clock_cpu+0x18/0x3d0 [ 54.396297][ C0] run_timer_softirq+0x6a/0xf0 [ 54.401092][ C0] handle_softirqs+0x250/0x560 [ 54.405905][ C0] __irq_exit_rcu+0x52/0xf0 [ 54.410439][ C0] irq_exit_rcu+0x9/0x10 [ 54.414724][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 54.420499][ C0] [ 54.423459][ C0] [ 54.426403][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 54.432416][ C0] RIP: 0010:__printk_wait_on_cpu_lock+0xb/0x40 [ 54.438602][ C0] Code: 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 fc e4 56 00 4c 89 33 5b 41 5c 41 5e 41 5f 5d c3 55 48 89 e5 e8 d7 74 17 00 f3 90 <48> c7 c7 80 1f 71 86 be 04 00 00 00 e8 14 e6 56 00 8b 05 5e dd 1e [ 54.458380][ C0] RSP: 0018:ffffc900009d7930 EFLAGS: 00000293 [ 54.465498][ C0] RAX: ffffffff8152422c RBX: ffffffff8564bda0 RCX: ffff88810dc2cf00 [ 54.473623][ C0] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffff86711f80 [ 54.481707][ C0] RBP: ffffc900009d7930 R08: 0000000000000003 R09: 0000000000000004 [ 54.489695][ C0] R10: dffffc0000000000 R11: fffffbfff0ce23f0 R12: dffffc0000000000 [ 54.497697][ C0] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff9200013af28 [ 54.505706][ C0] ? __printk_wait_on_cpu_lock+0x2c/0x40 [ 54.511481][ C0] dump_stack_lvl+0xce/0x170 [ 54.516108][ C0] ? show_regs_print_info+0x20/0x20 [ 54.521337][ C0] ? prandom_u32+0x24d/0x290 [ 54.525957][ C0] dump_stack+0x15/0x20 [ 54.530154][ C0] should_fail+0x3ab/0x500 [ 54.534607][ C0] __should_failslab+0xa4/0xe0 [ 54.539414][ C0] should_failslab+0x9/0x20 [ 54.543937][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 54.548902][ C0] kmem_cache_alloc_trace+0x48/0x270 [ 54.554214][ C0] ? syslog_print+0x12e/0x8d0 [ 54.558917][ C0] syslog_print+0x12e/0x8d0 [ 54.563470][ C0] ? avc_denied+0x1b0/0x1b0 [ 54.567991][ C0] ? do_syslog+0x7e0/0x7e0 [ 54.572434][ C0] ? avc_has_perm_noaudit+0x490/0x490 [ 54.577823][ C0] ? cap_capable+0x1a6/0x230 [ 54.582432][ C0] do_syslog+0x71a/0x7e0 [ 54.586697][ C0] ? devkmsg_release+0x130/0x130 [ 54.591670][ C0] ? __kasan_check_write+0x14/0x20 [ 54.596804][ C0] ? switch_fpu_return+0x15d/0x2c0 [ 54.602024][ C0] __x64_sys_syslog+0x7c/0x90 [ 54.606715][ C0] x64_sys_call+0x728/0x9a0 [ 54.611238][ C0] do_syscall_64+0x4c/0xa0 [ 54.615769][ C0] ? clear_bhb_loop+0x50/0xa0 [ 54.620633][ C0] ? clear_bhb_loop+0x50/0xa0 [ 54.625327][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 54.631240][ C0] RIP: 0033:0x7f559cb2ca37 [ 54.635673][ C0] Code: 73 01 c3 48 8b 0d c1 f3 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 67 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 91 f3 0c 00 f7 d8 64 89 01 48 [ 54.655301][ C0] RSP: 002b:00007ffd7cbafe18 EFLAGS: 00000206 ORIG_RAX: 0000000000000067 [ 54.665307][ C0] RAX: ffffffffffffffda RBX: 00007f559cccc490 RCX: 00007f559cb2ca37 [ 54.673350][ C0] RDX: 00000000000003ff RSI: 00007f559cccc490 RDI: 0000000000000002 [ 54.681354][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 54.689831][ C0] R10: 0000000000004000 R11: 0000000000000206 R12: 00007f559cccc490 [ 54.697855][ C0] R13: 00007f559cca9dfe R14: 00007f559cccc877 R15: 00007f559cccc877 [ 54.705852][ C0] [ 54.708897][ T1] CPU: 1 PID: 1 Comm: init Not tainted syzkaller #0 [ 54.715604][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 54.725680][ T1] Call Trace: [ 54.729766][ T1]