last executing test programs: 3.247538397s ago: executing program 2 (id=618): prlimit64(0x0, 0xe, &(0x7f0000000040)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) mkdirat(0xffffffffffffff9c, &(0x7f0000001500)='./dev\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x80042, 0x4d) fallocate(r1, 0x100000000000011, 0x2000, 0x2f93) 3.246657307s ago: executing program 2 (id=619): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x48241, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00000000c0)={'syzkaller1\x00', 0x6bf1c2d5adba8c32}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$TUNSETQUEUE(r1, 0x400454d9, &(0x7f00000001c0)={'ip6gretap0\x00'}) r3 = gettid() unshare(0x62040200) r4 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_opts(r4, 0x0, 0x4, &(0x7f0000000080)="441f0803d938fd27fa00000005004ef564918000be0e1c2074ed27c1c6", 0x1d) r5 = geteuid() sendmsg$netlink(0xffffffffffffffff, &(0x7f0000001b00)={&(0x7f0000000140)=@proc={0x10, 0x0, 0x25dfdbfd, 0x4}, 0xc, &(0x7f0000001ac0)=[{&(0x7f0000000a00)={0x1020, 0x1a, 0x1, 0x70bd2d, 0x25dfdbfd, "", [@nested={0xc, 0x8e, 0x0, 0x1, [@typed={0x8, 0xce, 0x0, 0x0, @pid=r3}]}, @typed={0x1004, 0x33, 0x0, 0x0, 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@generic="980fd89af4d4f9e86a16465d1340534951deacb648708348ce61347c2d73612aadfd1fc3a80fbe5bbab754acfc7b14b626aac313dcc6e131df86f03bcfb22036756166c0396df162c9a828b0e00f02a3b183c2d6f6ebd29e5d2acbdc6baffd3ad1f58f56b9a8073dcc6684b000288d1f102544cae2a2e3a9d6a2112bfb84b6fe866825017bc6fba953d3c94cdd8ba6c018ed004e5f11c2a712c54202e15c24625bbcd320605fd6ce391fde43ca90347add2032bef7771ce855b4d24456e4e25c1f21ea0e1f375f9b9b5e062b3187d8a8cc19fe5d1b3b14f349161ecbfcb11cccc3d9689ac22254455f2b50e5e75a267a5576755700fce38b8128e173d1f595cda088ec7e44b90b43cf00c5b1b34d42c2db1eb0919bc141b89d0797a185f51fe5e0dfeaa0f9f362280a40b7367574a42a4f10bbf78d1541583664a0f101a65433d9ca9e79e7b90a7b8ae717ad4217bf80c6a06816cc4c482689f6f42717b50c40d43e5eb17d0f554e962931320eef58d1d420be62c4f8a66c1c2229ec161e0d9edbf517a8f4af520c936722dd82446d705e872ad0fcb0916516623cbeb7fcc3c8a0810457c86f2044169c32641bfc59f0d7e9567c3c648c06a95155fc9ad4108ffaff549b44e154b60a9075b27ef1441834e379b69e8744a054e36b4c7a548b07f74a1dade7e157549c051bec7eb72e041ea8d91f4f9d21bf2068e5699aa41c21ee2b410d9642eb816ffffc7545e5f175782d9ec3e958dc51f80c3183c3e668f8cbdea3152c9d93436c53df34333bea81e3cbaf56d9491d818e18e52f2eddb084b1116c2e701c832d329832b8c660ebfd642f08941abcf7308ecdeb3695a0e7578f9f3a5ceac534b23cd05307686bff5d1f81f4a722015823b0caa65ea56f1a05cef4e366728253602471ce25682ad533499e09f46fd6e0329283a2f290a37ae3d2c548633eed135b0e3f121dcdb99f754c6257fa429a0e7e6ee2799e1318372be6663f0f2444a2596d2e02562428f320b53fca363e278b2b581bbc713735f0cb805ae4f47c993097741d2f49d72114a3f5f8987cbea9896a1adf07fc48a21a8ac1f1c9397f266c5bdefeabb0face1efa4121ea3885b22a41354243525927411197623cbefb48f378b0ff38620b9c8e3511ca3bbf514090dd598a1edbe65008ae5b4b6671792d8e7daddefecd89555706fb27686c2b54a80455130c04ad5c2e8c8550ae4c4e2500c731547e9e84d862c3754030d61d2c7ed2b9d371d9fd8751df3d0a21ee9b8429636467011bd24a9a6a158aeb717cb4db8ac4c563d0cbbd5eaffee718f0ae79516a19aa30e40a4f2340833adb14b086149d5103672ad3dafa74b3ab14d50a97e9a4a79f14888e6ce90c4ba4c80308cbb0bf7b961a187532c6ce16cde8bfe691331e927bf93fb5a5a64f52aa2be1a50eff47fab1dbe7469be9b525f94f61ecdfed9f074d4323f8a293f173186e069e0b2d16ac34fb46840a5e19fa96bc2e1ad96934d2abf4c2449e3f76f41119da453fe9475b1c4bb3b796a4867f2f7722a1a8952de274779c9314542657356bb60f9aedafe593489971a67745323c34ffaf16d61704528851e99fd2a6ba241497a42b77f9d462d74284ecd12ea119565c73b16feb259808a514e70935abed60fb37b905b77c4a9630f883cf4c7c82b95c8dffe10d22f77d2930b7bac3de067c32ada5a9df3804e0c685f2a7b3dfbe96c6dae538506da40bcf96d2371af5a85236d662bb996f4efebaf8a972b8002e0b3b865b2bd5304abc83434a65106d1fc15795c7c3c6a1346e8ae2308878149b0e69cfb9690e860ccea9a1e51036187cf491fcfa5e5c8280ec573c30ce7a57b227924a40659a44ae8a206e782b1458c4ccfb55a504c2508e1d2cf83469bfd0d906967476d75d648b6522d4cb3a9a7e18ab36cb2a13b00dea71c03fae9f1618206eeadc7cf5cbae9143426890a0b9661c74b9b2d9570c5948a5e2792bb06908f6e20fdf98a327f80cc5e2df1322e3f8dcd8a79d048ec9764474eff51c966580125fd929c536b2967b1720854f8aca73e4efe4b0360437212ffb2a865e4340138d53cb58ae6dda33b7a3659fe8b51df30f94b4f359b7f224de7e0857e8b275241796edba00c61f007069d10492138843eb9f87ef61e5f09a941a8740a1f964f886106fd1e632dc70d21979da06700cb2f0b0bff0e356ba11ed37a1839c59c4e12c52fe29e59e06fb97097ac4263c191e20b62f5dfbffe0315fc6ff52354641e14183b28c89c3963d4acdd2d19e84bc6afcbbaca474bdd10e4073abbebe806094ce799816b9ca1afd510d6a62d3a0122e86270cf60993a200a9d7c74dc7aa9b4f234a8f931b0e2ab74e0aea81b8a1a57b22d1274fc9dfff4443bf7c79839aa11270ff7a503231713eede008034a43ed9aecc86f7416751b46df1488c6fc95bc06a7e39efa874d088aa980e5c95804fd642825f8f6cfa7413d0bfa2851701656374a6c08656344dd8a2d8492f0611d5e628412cda6c0b8426a97a06155d4de8f0afc482d87d06f08e817bd4b3efa64d86a75b9be157bc66ae150999f6b82b950ca49b78aa42934c35f1cbdcd74bbb64f6c33632861e57e0e54fa51012336de3c482a5b3c8b89d0302bede2094ab745b460a39819794f4f65cbacd4b0025a16985779668a650d8243dedcea1491cff498dd885f769274154c9beaa84a9a314df7c55619714d5ba3d7508bc9463f78db03601b1ea03498dd5fb8d57b031eea78717e81b8459d2626448ba9669448b41d19babea6caa464e23f5bb0ad20b6a3605c0e09d6a4eb6ae223ac89217c1967b6fcd97b6196785293a7502f8cfa107ac20df44737059099f7a04e02eed93c74530f3310f2090cf42cba21ff1c79af86c69e70c15e3c93dc734ebd81b726b1df9e5274f9e0f8638b089037e44244aa823b7866be40116c8256fa2284b53987219fad605ffeaae45c1b58a2dd2414b52731da6602211e2927057f7fbdcb569437be2228e7b24a9e717a6ac4457422ab441c3e3b71126900ab2cc038e525afb67366c9880739566dbcc89331157e6eb0eb93d5c52f87895b307b11e3a4646c70d64a6c187c86776d4c3bd537178a1b7b86babd44e3ceaa2af82f1ba986a74ca1a2a6e36d392d5cba5bf83485fe552552c814b2e73356bd836e7ee090691a10f357b58fe33516ccae7e0ce2cc84516f44c303051f240bf5b1867d4bf65b190eb2b11f3d30c56f86ce70993be40e7f685dd615657f328a423c3e656ba8020820c3f373618a3931d25208f8b92dd10a7e23479ca5fa5897db80b194923ab8c90c9cae7fa0a08bb636e114c493061cad07a99e77d7f7cc67630d2839a68626701476d285945e79cfc8dee1696f161f1f202a73c7c81e7015391b0e7963828290b31d101d87b3f42f27e4c6160d11d18490316fc431133f92dd7fa28027b0eee3f32a663aff082858e86fda3fcf0b35a688a24f13929674b811013d7d66c21921d5d3c13b1b60dcfd48fa7a5dfbc77e36aaa7b83b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@nested={0x4, 0x99}, @typed={0x8, 0x8f, 0x0, 0x0, @pid=r3}, @nested={0x4, 0xf7}, @generic="1256498b9966556e300bbadf693f70a7cb1081f21f026d9c64f92852c130d5aa8e039b3ba46033006546f0d91508e52e8d66a745734a92aff64707c2cc70e697792b469e77580abc15bf7e79df0389444f2cb1d47712e6b81280dde665b01b465d5328078e56ce231e8fb250fae98bf6acc00b62"]}, @generic="e93142d1d066084c1ac5e1d261c45db555b35f9ca8a30971743e5c7b5e84e0cb1b6ad790a728dcd564ed08d03c5817063b7ea5c4dff8", @typed={0x8, 0x85, 0x0, 0x0, @fd=r4}]}]}, 0x22b8}], 0x2, 0x0, 0x0, 0xc045}, 0x0) r6 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040), 0x41, 0x0) ioctl$TCSETAF(r6, 0x5408, &(0x7f00000000c0)={0x6aca, 0x4cc, 0xfffc, 0xffff, 0x2, "8003e3ffff072000"}) write$binfmt_aout(r6, &(0x7f0000000380)=ANY=[@ANYRESHEX], 0xff2e) ioctl$TCSETS(r6, 0x40045431, &(0x7f0000000100)={0x0, 0x0, 0x3, 0x7fff, 0x16, "b0bf2ebb48c849ac0000000003000018bfff40"}) r7 = syz_open_pts(r6, 0x200) syz_usb_connect$uac1(0x5, 0x72, &(0x7f0000000100)={{0x12, 0x1, 0x200, 0x0, 0x0, 0x0, 0x8, 0xd8c, 0x103, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x60, 0x3, 0x1, 0x7a, 0x60, 0x8, "", {{{0x9, 0x4, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, {{0xa, 0x24, 0x1, 0xf7ff, 0xa}}}, {}, {0x9, 0x4, 0x1, 0x1, 0x1, 0x1, 0x2, 0x0, 0x0, {}, {{0x9, 0x5, 0x1, 0x9, 0x20, 0x8, 0x1, 0x81, {0x7, 0x25, 0x1, 0xe, 0x3, 0x8}}}}, {}, {0x9, 0x4, 0x2, 0x1, 0x1, 0x1, 0x2, 0x0, 0x0, {}, {{0x9, 0x5, 0x82, 0x9, 0x400, 0x3, 0xc, 0xe9, {0x7, 0x25, 0x1, 0x0, 0x7, 0x3}}}}}}}}]}}, 0x0) r8 = dup3(r7, r6, 0x0) ioctl$TIOCSTI(r8, 0x5412, &(0x7f0000000000)=0xff) r9 = dup(r2) ioctl$SIOCSIFHWADDR(r9, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}}) write$tun(r1, &(0x7f00000009c0)={@val={0x0, 0x6003}, @void, @eth={@empty, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2}, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x20, 0x3ffd, 0x0, 0x0, 0x2f, 0x0, @private=0xa010101, @multicast1=0xe0000012}, {0xa000, 0x6558, 0xc, 0x0, @gue={{0x1, 0x1, 0x1, 0x9, 0x0, @void}}}}}}}}, 0x32) r10 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r10, 0x4020ae46, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_GET_DIRTY_LOG(r10, 0x4010ae42, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000000/0x2000)=nil}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x4, 0x12, r10, 0xfaebe000) write$binfmt_aout(r8, &(0x7f0000001b40)={{0x10b, 0x9, 0x0, 0x1d, 0x13c, 0x5, 0x23d, 0x3}, "87d4516f48dc858c7e", ['\x00', '\x00', '\x00', '\x00', '\x00', '\x00']}, 0x629) ioctl$TIOCGSID(r8, 0x5429, &(0x7f0000000080)) 2.56359278s ago: executing program 0 (id=626): r0 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000100), 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r1 = getpid() sched_setscheduler(r1, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) setitimer(0x1, &(0x7f0000000340)={{}, {0x0, 0x2710}}, 0x0) r4 = socket$inet6(0xa, 0x802, 0x0) setsockopt$inet6_buf(r4, 0x29, 0x39, &(0x7f0000000040)="ff02040000ffffffffffffffff1f2be82db1af0000000000", 0x18) connect$inet6(r4, &(0x7f00000000c0)={0xa, 0x0, 0x0, @loopback, 0x3}, 0x31) sendmmsg$inet6(r4, &(0x7f0000002940), 0x40000000000017d, 0x888) timer_create(0x3, 0x0, &(0x7f0000044000)) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(r0, 0xd000943d, &(0x7f0000001600)={0x8, [{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, 0x0}], 0xb, "97451a24bdc556"}) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r0, 0x4c80, &(0x7f0000000600)={r6, r5, "05d3000028000000000083eb29e46b4bfb57461914278705b6a55ba904cefb1f00536dfdc9ce9c12d1207f8a35d1dad7ed0fc16b2ccd00000000000000080000000c0996d78e489e96651d35ca509de7cf52e7578e9ce37700000000000032936e283ae72a84cc5a72f07fef2fec1463729b336e892b5aadc70f51cb7e5925747f779254377a6a42493fb7026e77fb899a2072631f76cd0a59b17031b431163758724ac0df2d95b9c3fbccef0111f1fc6db466c73268e04c38df1f6bf2cc88aa6126229c332b887eb8e67112000631988ad55f281047000000000000000003000000000100", "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"}) r7 = ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) ioctl$LOOP_CTL_REMOVE(r0, 0x4c81, r7) 1.752450858s ago: executing program 0 (id=632): socket$netlink(0x10, 0x3, 0x9) userfaultfd(0x800) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000000000)={0xaa, 0x600}) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x2a, &(0x7f0000000000)={0x1, &(0x7f0000000100)=[{0x6, 0x0, 0x0, 0x7fff0000}]}) openat$rnullb(0xffffffffffffff9c, &(0x7f0000000000), 0x109640, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x76dc) r0 = openat$rtc(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) ioctl$RTC_ALM_READ(r0, 0x40187014, &(0x7f0000000040)) 1.733967128s ago: executing program 0 (id=633): r0 = syz_usb_connect(0x2, 0x36, &(0x7f0000000240)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRES32, @ANYRES16], 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r2, 0x10e, 0xc, &(0x7f0000000140)={0x6}, 0x10) write(r2, &(0x7f0000000000)="1c0000001a005f0214f9f407000904001f000000ff02000200000000", 0x1c) r3 = syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[], 0x0) syz_usb_control_io(r3, 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_connect$printer(0x6, 0x2d, &(0x7f0000000200)=ANY=[], &(0x7f0000001280)={0xa, &(0x7f0000000900)={0xa, 0x6, 0x201, 0x85, 0x7, 0x8, 0x8, 0x7f}, 0x159, &(0x7f0000000400)=ANY=[@ANYBLOB="2194164e1f01cf14e6", @ANYRES16=r2], 0x7, [{0x4, &(0x7f0000000e00)=@lang_id={0x4, 0x3, 0x2411}}, {0x8f, &(0x7f0000000e40)=ANY=[@ANYBLOB="a003d8a4c30d23582cd2e8bf31e6ae7aa791bea0b28b18b29af96a85fca233bccddcfc06a1c7ae643096eeb8b0b6de97c89dc5ad6b75051fa8eba7a6ccc8efacd04fcdd18310573bf27965fd79b9bcbd172d423a39dd5abe741c272343cc766af7d6923e9eebd75da2a9c0d55e7342e44b0c155dd07249a5ed70c6b81657d7c6b3c88d593cf662f4e7b14450996040"]}, {0x21, &(0x7f0000000bc0)=ANY=[@ANYBLOB="210360b0c6d3ed7c56e1f51e028d34a0a6d9764b637e0028139aff97f430176800b88179deca8fd84ea3018a4a97caa13a45c93cc4575042d3ae25846ef0dc52e2dbf139cd0a0777"]}, {0x4, &(0x7f0000001000)=@lang_id={0x4, 0x3, 0x1809}}, {0x38, &(0x7f0000000c40)=ANY=[@ANYRESHEX, @ANYRESHEX=r1, @ANYRES32=0x0, @ANYRESHEX=r3, @ANYBLOB="b5fce8853cfc4f83cb31229734"]}, {0x102, 0x0}, {0x21, &(0x7f0000001240)=ANY=[@ANYBLOB]}]}) syz_usb_control_io$printer(r3, 0x0, 0x0) syz_usb_connect(0x0, 0xc7, &(0x7f0000000080)=ANY=[@ANYBLOB="12011002000000408680d20a0000010200010902b5000201008030080b00020e03000009040000010e0100000d2401000134000000000001011224020101020000000000000000030000000924030201010003000c2405", @ANYRESOCT, @ANYBLOB="8396ad69395d3f13d5942d470d37082e85946caafb7ea01985ec62e08ba12183552c92f5b65d"], &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r3, 0x0, &(0x7f0000000d00)={0x84, &(0x7f0000000940)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$hid(r3, 0x0, &(0x7f00000008c0)={0x2c, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r3, &(0x7f0000000380)={0x14, &(0x7f0000000280)={0x40, 0x21, 0xc6, {0xc6, 0x21, "8ebf18ae1f433f9a764144a73add4416bb77ade07f2ab69c1dfe38ecd3dbda71254e8606ea672a370e8c505e35a4e020893248e3886dfb293b88e0eac7d4bcbb0e3ca95b178936a75e5def3d1d8e0c9b52254c7e618c0a292e5cb8eb33a0a4b453be4bf9f862a34012e72fc33b7d784248ab40d7d4ee598d5dfbec85decef93b23bc13996e02af1d16026be1718bf74d1002bdd28e7f3cf2f775c028aa5bed5d28e20b3aa7af3720597897d2bad2fdcfe83f4fdcabda37d9ca385fe71ee452afabe9c00e"}}, &(0x7f0000000480)={0x0, 0x3, 0x1a, {0x1a}}}, &(0x7f0000000840)={0x44, &(0x7f00000004c0)={0x20, 0x31, 0xbd, "a8eccc0a7390d2cc7d656e840fa09bfe6836367ce180c3066a744a5f1708bcfb8a59e53d34986969ffe7c95f250a6761a7fedc561920d1d26b53f99b04536a9f24caa9ae9677f97c70a79be866990241e104c2ea24e0ee43e7f0001a2baf3063f5da6a90a9f6af33b7512edc5c96079b0e0488fd6603316ed107f9b9e4e241c4a9132e44aa787a89ff99bc06a91e7ee3b063a01895577a8e7aabae9c070b31e63ae18c9eae08157c8e6554137607588185b7545fd1c30e80c054530db2"}, &(0x7f00000005c0)={0x0, 0xa, 0x1, 0xc}, &(0x7f00000006c0)={0x0, 0x8, 0x1, 0x1b}, &(0x7f0000000700)={0x20, 0x80, 0x1c, {0x1, 0x51f, 0x4, 0x2, 0x9, 0x0, 0x10, 0x9, 0x6, 0xfff6, 0xf66e, 0x40}}, &(0x7f0000000740)={0x20, 0x85, 0x4, 0x6}, &(0x7f0000000780)={0x20, 0x83, 0x2}, &(0x7f00000007c0)={0x20, 0x87, 0x2, 0x81}, &(0x7f0000000800)={0x20, 0x89, 0x2, 0x1}}) syz_open_dev$evdev(&(0x7f0000000000), 0x100000405, 0x400781) syz_open_dev$evdev(&(0x7f00000007c0), 0x2, 0x80001) mount(0x0, &(0x7f00000009c0)='./trace/events/sched/sched_switch/trigger\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000140)='./trace/events/sched/sched_switch/trigger\x00', 0x2, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) r4 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f00000003c0)={'veth1_virt_wifi\x00', 0x1000}) 1.504648889s ago: executing program 3 (id=634): socket$inet6(0xa, 0x2, 0x0) openat$uinput(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) setns(0xc9, 0x0) socket$netlink(0x10, 0x3, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, 0x0, 0x0) 1.434506553s ago: executing program 3 (id=635): socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) getsockopt$TIPC_GROUP_JOIN(r0, 0x10f, 0x87, &(0x7f0000000040), &(0x7f0000000080)=0x4) r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x25) ioctl$KVM_CAP_DIRTY_LOG_RING_ACQ_REL(r1, 0x4068aea3, &(0x7f00000000c0)={0xdf, 0x0, 0x9000}) r2 = socket$pppl2tp(0x18, 0x1, 0x1) connect$pppl2tp(r2, &(0x7f0000000140)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x4e20, @loopback}, 0x3, 0x1, 0x4, 0x3}}, 0x26) r3 = openat$selinux_user(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) fstat(r3, &(0x7f00000001c0)) r4 = syz_socket_connect_nvme_tcp() recvfrom$inet_nvme(r4, &(0x7f0000000240)=""/172, 0xac, 0x40000143, 0x0, 0x0) r5 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r5, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000300)={0x2, 0xa, 0x2, 0x3, 0x17, 0x0, 0x70bd2d, 0x25dfdbfb, [@sadb_x_nat_t_port={0x1, 0x16, 0x4e22}, @sadb_sa={0x2, 0x1, 0x4d3, 0x7d, 0x0, 0xbd, 0x2, 0x1}, @sadb_x_kmaddress={0x7, 0x19, 0x0, @in6={0xa, 0x4e22, 0x98, @mcast2, 0x5}, @in={0x2, 0x4e24, @private=0xa010101}}, @sadb_x_nat_t_port={0x1, 0x16, 0x4e23}, @sadb_x_filter={0x5, 0x1a, @in6=@private1, @in6=@loopback, 0x22, 0x2, 0x14}, @sadb_x_filter={0x5, 0x1a, @in=@multicast2, @in6=@private0={0xfc, 0x0, '\x00', 0x1}, 0x21, 0x10, 0x4}]}, 0xb8}}, 0x48894) r6 = socket$igmp6(0xa, 0x3, 0x2) setsockopt$MRT6_TABLE(r6, 0x29, 0xcf, &(0x7f0000000440), 0x4) ioctl$KVM_GET_VCPU_EVENTS(0xffffffffffffffff, 0x8040ae9f, &(0x7f0000000480)) r7 = dup(r0) ioctl$SNAPSHOT_FREE_SWAP_PAGES(r7, 0x3309) ioctl$F2FS_IOC_RESIZE_FS(r5, 0x4008f510, &(0x7f00000004c0)=0x2) ioctl$F2FS_IOC_GET_COMPRESS_BLOCKS(r2, 0x8008f511, &(0x7f0000000500)) ioctl$BTRFS_IOC_START_SYNC(r6, 0x80089418, &(0x7f0000000540)=0x0) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r6, 0x81f8943c, &(0x7f0000000580)={0x0, ""/256, 0x0, 0x0, 0x0, 0x0, ""/16, ""/16, ""/16, 0x0}) ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(r5, 0xc0c89425, &(0x7f0000000780)={"7e6ea6ee66a0ba5c2efcff4e2cc95591", r8, r9, {0x241, 0x3ff}, {0xb, 0x1000}, 0x6, [0x101, 0x6, 0x1078b010, 0x2, 0x3, 0x6, 0x5, 0x8e0, 0x0, 0x11c1, 0x3, 0x6, 0x6, 0x7b67, 0x3, 0x9]}) ioctl$KVM_CAP_PTP_KVM(r1, 0x4068aea3, &(0x7f0000000880)) ioctl$PPPIOCSFLAGS(0xffffffffffffffff, 0x40047459, &(0x7f0000000900)=0x8080000) r10 = landlock_create_ruleset(&(0x7f0000000940)={0x80, 0x1, 0x1, 0x2020, 0x9}, 0x30, 0x2) landlock_add_rule$LANDLOCK_RULE_PATH_BENEATH(r10, 0x1, &(0x7f0000000980)={0x120, r4}, 0x0) ioctl$TIOCGPGRP(r7, 0x540f, &(0x7f00000009c0)) fcntl$F_GET_FILE_RW_HINT(r7, 0x40d, &(0x7f0000000a00)) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) mkdir(&(0x7f0000000a40)='./file0\x00', 0x10c) 1.434223773s ago: executing program 3 (id=636): prlimit64(0x0, 0xe, &(0x7f0000000040)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x80042, 0x4d) fallocate(r1, 0x100000000000011, 0x2000, 0x2f93) 1.396312424s ago: executing program 3 (id=637): r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000040), 0x203, 0x0) ioctl$TCSBRKP(r0, 0x5425, 0x4) ppoll(&(0x7f0000000080)=[{r0, 0xa100}], 0x1, &(0x7f00000000c0)={0x0, 0x3938700}, 0x0, 0x0) (fail_nth: 1) 1.090610159s ago: executing program 1 (id=638): r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000040), 0x203, 0x0) r1 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) copy_file_range(r0, &(0x7f0000000100)=0x5, r1, &(0x7f0000000140)=0x8000, 0x7, 0x0) setreuid(0x0, 0xee00) mlockall(0x2) brk(0x689d80000000) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='personality\x00') readv(r2, &(0x7f0000000340)=[{&(0x7f00000001c0)=""/106, 0x6a}], 0x1) ioctl$TCSBRKP(r0, 0x5425, 0x4) ppoll(&(0x7f0000000080)=[{r0, 0xa100}], 0x1, &(0x7f00000000c0)={0x0, 0x3938700}, 0x0, 0x0) 991.330944ms ago: executing program 0 (id=639): unshare(0x2040400) r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000180)='cpuset\x00') read$FUSE(r0, &(0x7f0000000640)={0x2020}, 0x2020) 935.527366ms ago: executing program 0 (id=640): r0 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000100), 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x80000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r1 = getpid() sched_setscheduler(r1, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f00000004c0)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) syz_open_dev$loop(0x0, 0x6b, 0x901) setitimer(0x1, &(0x7f0000000340)={{}, {0x0, 0x2710}}, 0x0) r4 = socket$inet6(0xa, 0x802, 0x0) setsockopt$inet6_buf(r4, 0x29, 0x39, &(0x7f0000000040)="ff02040000ffffffffffffffff1f2be82db1af0000000000", 0x18) connect$inet6(r4, &(0x7f00000000c0)={0xa, 0x0, 0x0, @loopback, 0x3}, 0x31) sendmmsg$inet6(r4, &(0x7f0000002940), 0x40000000000017d, 0x888) timer_create(0x3, 0x0, &(0x7f0000044000)) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(r0, 0xd000943d, &(0x7f0000001600)={0x8, [{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, 0x0}], 0xb, "97451a24bdc556"}) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r0, 0x4c80, &(0x7f0000000600)={r6, r5, "05d3000028000000000083eb29e46b4bfb57461914278705b6a55ba904cefb1f00536dfdc9ce9c12d1207f8a35d1dad7ed0fc16b2ccd00000000000000080000000c0996d78e489e96651d35ca509de7cf52e7578e9ce37700000000000032936e283ae72a84cc5a72f07fef2fec1463729b336e892b5aadc70f51cb7e5925747f779254377a6a42493fb7026e77fb899a2072631f76cd0a59b17031b431163758724ac0df2d95b9c3fbccef0111f1fc6db466c73268e04c38df1f6bf2cc88aa6126229c332b887eb8e67112000631988ad55f281047000000000000000003000000000100", "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"}) r7 = ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) ioctl$LOOP_CTL_REMOVE(r0, 0x4c81, r7) 935.305757ms ago: executing program 3 (id=641): socket$netlink(0x10, 0x3, 0x9) userfaultfd(0x800) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000000000)={0xaa, 0x600}) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x2a, &(0x7f0000000000)={0x1, &(0x7f0000000100)=[{0x6, 0x0, 0x0, 0x7fff0000}]}) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x76dc) r0 = openat$rtc(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) ioctl$RTC_ALM_READ(r0, 0x40187014, &(0x7f0000000040)) 935.021306ms ago: executing program 3 (id=642): r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r0, 0x107, 0xa, &(0x7f00000000c0)=0x2, 0x4) mount(0x0, 0x0, 0x0, 0x0, 0x0) socket$key(0xf, 0x3, 0x2) timer_settime(0x0, 0x1, 0x0, 0x0) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000003340), 0x40040, 0x0) read$FUSE(r1, &(0x7f0000007540)={0x2020}, 0x205a) read$FUSE(r1, &(0x7f0000005500)={0x2020}, 0x2020) madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe) mlock(&(0x7f0000000000/0x800000)=nil, 0x800000) r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./cgroup.cpu/memory.force_empty\x00', 0x2, 0x0) syz_usb_connect$uac2(0x3, 0x8a, &(0x7f0000000000)={{0x12, 0x1, 0x300, 0x0, 0x0, 0x0, 0x40, 0x1235, 0x8201, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x78, 0x3, 0x1, 0x0, 0xf0, 0x3, {0x8, 0xb, 0x0, 0x2, 0x1, 0x9, 0x20, 0x6}, {{{0x9, 0x4, 0x0, 0x0, 0x0, 0x1, 0x1, 0x20, 0x0, {{0x9, 0x24, 0x1, 0x2, 0x6, 0x18, 0x3}, [@processing_unit={0xf, 0x24, 0x8, 0x3, 0x6, [0x0, 0x0, 0x0, 0x3, 0x0]}]}}, {}, {0x9, 0x4, 0x1, 0x1, 0x1, 0x1, 0x2, 0x20, 0x0, {}, {{0x9, 0x5, 0x1, 0x9, 0x20, 0x8, 0x5, 0x0, {0x8, 0x25, 0x1, 0x1, 0x6, 0x4, 0x4}}}}, {}, {0x9, 0x4, 0x2, 0x1, 0x1, 0x1, 0x2, 0x20, 0x0, {}, {{0x9, 0x5, 0x82, 0x9, 0x3ff, 0x3, 0xe6, 0x40, {0x8, 0x25, 0x1, 0x3, 0x3, 0xfe, 0x5}}}}}}}}]}}, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCSIFHWADDR(r3, 0x8924, &(0x7f0000000000)={'macsec0\x00', @random="0100"}) socket$inet(0x2, 0x2, 0x0) write(r2, 0x0, 0x0) 555.332704ms ago: executing program 1 (id=643): socket$inet6(0xa, 0x2, 0x0) openat$uinput(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) setns(0xc9, 0x0) socket$netlink(0x10, 0x3, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, 0x0, 0x0) 541.107315ms ago: executing program 1 (id=644): r0 = socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$inet6_opts(r0, 0x29, 0x40, &(0x7f00000001c0)=ANY=[@ANYBLOB="000a000000000fd60730000000000a0000000000000000000000000000000000000000000000000000000d00000000000000000000ef60fc4bd8ecc4e3200000000006004dee00000000100832acaace3269d47147"], 0xd0060) 482.001068ms ago: executing program 1 (id=645): prlimit64(0x0, 0xe, &(0x7f0000000040)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) mount(0x0, &(0x7f0000001500)='./dev\x00', &(0x7f0000001600)='devtmpfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff) mount(&(0x7f00000000c0)=@filename='./dev/sda1\x00', &(0x7f0000000140)='./mnt\x00', &(0x7f0000000100)='ext4\x00', 0x8410, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) chdir(&(0x7f0000000140)='./file0\x00') r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x80042, 0x4d) fallocate(r1, 0x100000000000011, 0x2000, 0x2f93) 481.521398ms ago: executing program 1 (id=646): write(0xffffffffffffffff, &(0x7f0000000480)="1c0000001a009b8a140000003b00"/28, 0x1c) recvmmsg(0xffffffffffffffff, &(0x7f0000002ec0), 0x400000000000ec0, 0x2, &(0x7f00000001c0)={0x77359400}) 478.229778ms ago: executing program 1 (id=647): r0 = syz_usb_connect(0x2, 0x36, &(0x7f0000000240)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRES32, @ANYRES16], 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r2, 0x10e, 0xc, &(0x7f0000000140)={0x6}, 0x10) write(r2, &(0x7f0000000000)="1c0000001a005f0214f9f407000904001f000000ff02000200000000", 0x1c) r3 = syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[], 0x0) syz_usb_control_io(r3, 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_connect$printer(0x6, 0x2d, &(0x7f0000000200)=ANY=[], &(0x7f0000001280)={0xa, &(0x7f0000000900)={0xa, 0x6, 0x201, 0x85, 0x7, 0x8, 0x8, 0x7f}, 0x159, &(0x7f0000000400)=ANY=[@ANYBLOB="2194164e1f01cf14e6", @ANYRES16=r2], 0x7, [{0x4, &(0x7f0000000e00)=@lang_id={0x4, 0x3, 0x2411}}, {0x8f, &(0x7f0000000e40)=ANY=[@ANYBLOB="a003d8a4c30d23582cd2e8bf31e6ae7aa791bea0b28b18b29af96a85fca233bccddcfc06a1c7ae643096eeb8b0b6de97c89dc5ad6b75051fa8eba7a6ccc8efacd04fcdd18310573bf27965fd79b9bcbd172d423a39dd5abe741c272343cc766af7d6923e9eebd75da2a9c0d55e7342e44b0c155dd07249a5ed70c6b81657d7c6b3c88d593cf662f4e7b14450996040"]}, {0x21, &(0x7f0000000bc0)=ANY=[@ANYBLOB="210360b0c6d3ed7c56e1f51e028d34a0a6d9764b637e0028139aff97f430176800b88179deca8fd84ea3018a4a97caa13a45c93cc4575042d3ae25846ef0dc52e2dbf139cd0a0777"]}, {0x4, &(0x7f0000001000)=@lang_id={0x4, 0x3, 0x1809}}, {0x38, &(0x7f0000000c40)=ANY=[@ANYRESHEX, @ANYRESHEX=r1, @ANYRES32=0x0, @ANYRESHEX=r3, @ANYBLOB="b5fce8853cfc4f83cb31229734"]}, {0x102, 0x0}, {0x21, &(0x7f0000001240)=ANY=[@ANYBLOB]}]}) syz_usb_control_io$printer(r3, 0x0, 0x0) syz_usb_connect(0x0, 0xc7, &(0x7f0000000080)=ANY=[@ANYBLOB="12011002000000408680d20a0000010200010902b5000201008030080b00020e03000009040000010e0100000d2401000134000000000001011224020101020000000000000000030000000924030201010003000c2405", @ANYRESOCT, @ANYBLOB="8396ad69395d3f13d5942d470d37082e85946caafb7ea01985ec62e08ba12183552c92f5b65d"], &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r3, 0x0, &(0x7f0000000d00)={0x84, &(0x7f0000000940)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$hid(r3, 0x0, &(0x7f00000008c0)={0x2c, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r3, &(0x7f0000000380)={0x14, &(0x7f0000000280)={0x40, 0x21, 0xc6, {0xc6, 0x21, "8ebf18ae1f433f9a764144a73add4416bb77ade07f2ab69c1dfe38ecd3dbda71254e8606ea672a370e8c505e35a4e020893248e3886dfb293b88e0eac7d4bcbb0e3ca95b178936a75e5def3d1d8e0c9b52254c7e618c0a292e5cb8eb33a0a4b453be4bf9f862a34012e72fc33b7d784248ab40d7d4ee598d5dfbec85decef93b23bc13996e02af1d16026be1718bf74d1002bdd28e7f3cf2f775c028aa5bed5d28e20b3aa7af3720597897d2bad2fdcfe83f4fdcabda37d9ca385fe71ee452afabe9c00e"}}, &(0x7f0000000480)={0x0, 0x3, 0x1a, {0x1a}}}, &(0x7f0000000840)={0x44, &(0x7f00000004c0)={0x20, 0x31, 0xbd, "a8eccc0a7390d2cc7d656e840fa09bfe6836367ce180c3066a744a5f1708bcfb8a59e53d34986969ffe7c95f250a6761a7fedc561920d1d26b53f99b04536a9f24caa9ae9677f97c70a79be866990241e104c2ea24e0ee43e7f0001a2baf3063f5da6a90a9f6af33b7512edc5c96079b0e0488fd6603316ed107f9b9e4e241c4a9132e44aa787a89ff99bc06a91e7ee3b063a01895577a8e7aabae9c070b31e63ae18c9eae08157c8e6554137607588185b7545fd1c30e80c054530db2"}, &(0x7f00000005c0)={0x0, 0xa, 0x1, 0xc}, &(0x7f00000006c0)={0x0, 0x8, 0x1, 0x1b}, &(0x7f0000000700)={0x20, 0x80, 0x1c, {0x1, 0x51f, 0x4, 0x2, 0x9, 0x0, 0x10, 0x9, 0x6, 0xfff6, 0xf66e, 0x40}}, &(0x7f0000000740)={0x20, 0x85, 0x4, 0x6}, &(0x7f0000000780)={0x20, 0x83, 0x2}, &(0x7f00000007c0)={0x20, 0x87, 0x2, 0x81}, &(0x7f0000000800)={0x20, 0x89, 0x2, 0x1}}) syz_open_dev$evdev(&(0x7f0000000000), 0x100000405, 0x400781) syz_open_dev$evdev(&(0x7f00000007c0), 0x2, 0x80001) mount(0x0, &(0x7f00000009c0)='./trace/events/sched/sched_switch/trigger\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000140)='./trace/events/sched/sched_switch/trigger\x00', 0x2, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) r4 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f00000003c0)={'veth1_virt_wifi\x00', 0x1000}) 182.566052ms ago: executing program 2 (id=648): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) ioctl$VT_SETMODE(0xffffffffffffffff, 0x5602, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0xa) ioctl$KVM_IOEVENTFD(r0, 0x4040ae79, &(0x7f0000000040)={0x91, 0x2000}) mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140), 0x141, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_GET_MSRS_cpu(r3, 0xc008ae88, &(0x7f0000000040)={0x1, 0x0, [{0x4000009a, 0x0, 0x3}]}) r4 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/drivers_autoprobe\x00', 0x1, 0x0) write(r4, &(0x7f0000000500)='0', 0x1) r5 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x83, 0x0) prctl$PR_GET_TID_ADDRESS(0x28, &(0x7f0000000000)) ioctl$KVM_CHECK_EXTENSION(r5, 0xae03, 0xc3) 111.655405ms ago: executing program 2 (id=649): r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f00000000c0)=[{&(0x7f0000000080)="290000001e00190f00143fffffffda060200ea0000e80001dd0008040d000400000000000004000000", 0x29}], 0x1) 111.355925ms ago: executing program 0 (id=650): socket$netlink(0x10, 0x3, 0x14) syz_usb_connect(0x5, 0x36, &(0x7f0000000200)=ANY=[@ANYBLOB="1201000092ecc620ac0500773aeb010203010902240001000020000904c40102fffd01"], 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/rcu_expedited', 0x2, 0x0) write$FUSE_NOTIFY_STORE(r0, &(0x7f0000000dc0)=ANY=[@ANYBLOB='-', @ANYRESHEX, @ANYBLOB="38bc22c1"], 0x28) ioctl$FS_IOC_GETFSMAP(r0, 0xc0c0583b, &(0x7f0000000000)={0x0, 0x0, 0x1, 0x0, '\x00', [{0x6, 0x7d, 0x100000000, 0xc19d, 0x5, 0x8000000000000001}, {0xa, 0xa, 0x7, 0x2, 0x1, 0x9b}], ['\x00']}) 217.47µs ago: executing program 2 (id=651): r0 = socket$netlink(0x10, 0x3, 0x9) sendmsg$BATADV_CMD_GET_MESH(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000200)={0xfdef, 0x0, 0x100, 0x70bd2c, 0x25dfdbfd}, 0xfdef}}, 0x80) 0s ago: executing program 2 (id=652): socket$inet6(0xa, 0x2, 0x0) openat$uinput(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) setns(0xc9, 0x0) socket$netlink(0x10, 0x3, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000000580)={0x0, 0x0, 0x0}, 0x0) kernel console output (not intermixed with test programs): 64.296524][ T1074] total_rss_huge 0 [ 64.300384][ T1074] total_shmem 314429440 [ 64.304560][ T1074] total_mapped_file 0 [ 64.308555][ T1074] total_dirty 0 [ 64.312437][ T1074] total_writeback 0 [ 64.316269][ T1074] total_workingset_refault_anon 40 [ 64.321436][ T1074] total_workingset_refault_file 11876 [ 64.326838][ T1074] total_swap 127930368 [ 64.330956][ T1074] total_swapcached 57344 [ 64.335209][ T1074] total_pgpgin 210637 [ 64.339348][ T1074] total_pgpgout 133837 [ 64.343508][ T1074] total_pgfault 39366 [ 64.347501][ T1074] total_pgmajfault 268 [ 64.351795][ T1074] total_inactive_anon 93413376 [ 64.356582][ T1074] total_active_anon 221134848 [ 64.361286][ T1074] total_inactive_file 24576 [ 64.365799][ T1074] total_active_file 0 [ 64.369815][ T1074] total_unevictable 0 [ 64.373829][ T1074] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.301,pid=1105,uid=0 [ 64.388646][ T1074] Memory cgroup out of memory: Killed process 1105 (syz.0.301) total-vm:90396kB, anon-rss:1244kB, file-rss:22140kB, shmem-rss:0kB, UID:0 pgtables:200kB oom_score_adj:1000 [ 64.431184][ T312] usb 4-1: unable to get BOS descriptor or descriptor too short [ 64.450231][ T312] usb 4-1: not running at top speed; connect to a high speed hub [ 64.458864][ T312] usb 4-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config [ 64.476841][ T1100] syz.0.301 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 64.487199][ T312] usb 4-1: config 1 has 1 interface, different from the descriptor's value: 2 [ 64.496293][ T312] usb 4-1: config 1 interface 0 altsetting 0 endpoint 0x81 has invalid maxpacket 25104, setting to 64 [ 64.507607][ T1100] CPU: 1 UID: 0 PID: 1100 Comm: syz.0.301 Not tainted syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858 [ 64.507638][ T1100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 64.507658][ T1100] Call Trace: [ 64.507665][ T1100] [ 64.507673][ T1100] __dump_stack+0x21/0x30 [ 64.507710][ T1100] dump_stack_lvl+0x140/0x1c0 [ 64.507742][ T1100] ? __cfi_dump_stack_lvl+0x10/0x10 [ 64.507773][ T1100] ? ___ratelimit+0x41c/0x5c0 [ 64.507798][ T1100] ? __kasan_check_write+0x18/0x20 [ 64.507823][ T1100] dump_stack+0x19/0x20 [ 64.507853][ T1100] dump_header+0xd9/0x460 [ 64.507884][ T1100] oom_kill_process+0x35d/0x640 [ 64.507912][ T1100] out_of_memory+0x5d1/0xa20 [ 64.507939][ T1100] ? __cfi_out_of_memory+0x10/0x10 [ 64.507964][ T1100] ? mutex_lock_killable+0x97/0x1d0 [ 64.507993][ T1100] ? __cfi_mutex_lock_killable+0x10/0x10 [ 64.508023][ T1100] mem_cgroup_out_of_memory+0x2c5/0x390 [ 64.508051][ T1100] ? css_next_descendant_pre+0x1ec/0x210 [ 64.508079][ T1100] ? __kasan_check_write+0x18/0x20 [ 64.508102][ T1100] ? drain_obj_stock+0xec0/0xec0 [ 64.508128][ T1100] ? memcg1_oom_prepare+0x2c5/0x3a0 [ 64.508154][ T1100] try_charge_memcg+0x925/0xe10 [ 64.508193][ T1100] ? static_key_count+0x45/0x70 [ 64.508222][ T1100] ? lruvec_init+0x1b1/0x280 [ 64.508248][ T1100] ? __cfi_try_charge_memcg+0x10/0x10 [ 64.508281][ T1100] ? __alloc_pages_noprof+0x35a/0x7e0 [ 64.508314][ T1100] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 64.508348][ T1100] __mem_cgroup_charge+0xfc/0x420 [ 64.508371][ T1100] ? do_pte_missing+0x3894/0x4440 [ 64.508400][ T1100] ? __cfi___mem_cgroup_charge+0x10/0x10 [ 64.508425][ T1100] shmem_alloc_and_add_folio+0x8e4/0x10b0 [ 64.508457][ T1100] ? shmem_replace_folio+0x9b0/0x9b0 [ 64.508485][ T1100] ? shmem_huge_global_enabled+0x2da/0x360 [ 64.508525][ T1100] ? shmem_allowable_huge_orders+0x1f7/0x430 [ 64.508550][ T1100] ? __kasan_check_write+0x18/0x20 [ 64.508572][ T1100] ? _raw_spin_lock+0x92/0x120 [ 64.508592][ T1100] shmem_get_folio_gfp+0x5cd/0x12e0 [ 64.508620][ T1100] ? shmem_get_folio+0xc0/0xc0 [ 64.508644][ T1100] ? inode_to_bdi+0x6d/0x100 [ 64.508677][ T1100] shmem_write_begin+0xf4/0x260 [ 64.508705][ T1100] generic_perform_write+0x329/0x970 [ 64.508735][ T1100] ? inode_update_timestamps+0x4d1/0x6e0 [ 64.508770][ T1100] ? __cfi_generic_perform_write+0x10/0x10 [ 64.508801][ T1100] ? generic_write_checks_count+0x426/0x540 [ 64.508832][ T1100] ? mnt_get_write_access_file+0x1af/0x3b0 [ 64.508864][ T1100] ? mnt_put_write_access_file+0xc2/0x100 [ 64.508895][ T1100] ? file_update_time+0x1de/0x210 [ 64.508926][ T1100] shmem_file_write_iter+0x105/0x130 [ 64.508959][ T1100] __kernel_write_iter+0x462/0x900 [ 64.508984][ T1100] ? __cfi___kernel_write_iter+0x10/0x10 [ 64.509007][ T1100] ? get_dump_page+0x165/0x220 [ 64.509037][ T1100] ? __asan_memset+0x39/0x50 [ 64.509059][ T1100] ? iov_iter_bvec+0xc0/0x180 [ 64.509090][ T1100] dump_user_range+0xb8b/0xe60 [ 64.509116][ T1100] ? __cfi_dump_user_range+0x10/0x10 [ 64.509142][ T1100] ? elf_coredump_extra_notes_write+0x426/0x4b0 [ 64.509181][ T1100] ? __cfi_elf_coredump_extra_notes_write+0x10/0x10 [ 64.509215][ T1100] ? elf_core_dump+0x23cf/0x3840 [ 64.509245][ T1100] elf_core_dump+0x2d61/0x3840 [ 64.509275][ T1100] ? __cfi_elf_core_dump+0x10/0x10 [ 64.509304][ T1100] ? mas_next_slot+0xf01/0xfd0 [ 64.509336][ T1100] ? dump_interrupted+0xf0/0xf0 [ 64.509359][ T1100] ? filp_open+0x199/0x1f0 [ 64.509390][ T1100] ? 0xffffffffff600000 [ 64.509409][ T1100] do_coredump+0x20d2/0x3050 [ 64.509435][ T1100] ? __cfi_do_coredump+0x10/0x10 [ 64.509457][ T1100] ? asm_exc_general_protection+0x2b/0x30 [ 64.509492][ T1100] ? __kasan_slab_free+0x6a/0x80 [ 64.509519][ T1100] ? get_signal+0xa2a/0x1490 [ 64.509549][ T1100] get_signal+0x11bf/0x1490 [ 64.509581][ T1100] arch_do_signal_or_restart+0xbc/0x700 [ 64.509604][ T1100] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 64.509627][ T1100] ? fixup_iopl_exception+0xe2/0x2e0 [ 64.509651][ T1100] irqentry_exit_to_user_mode+0x4d/0xb0 [ 64.509680][ T1100] irqentry_exit+0x16/0x60 [ 64.509708][ T1100] exc_general_protection+0x152/0x1e0 [ 64.509731][ T1100] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 64.509763][ T1100] asm_exc_general_protection+0x2b/0x30 [ 64.509787][ T1100] RIP: 0033:0x7f02a839e161 [ 64.509806][ T1100] Code: 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f [ 64.509823][ T1100] RSP: 002b:0000200000000080 EFLAGS: 00010217 [ 64.509844][ T1100] RAX: 0000000000000000 RBX: 00007f02a8625fa0 RCX: 00007f02a839e159 [ 64.509859][ T1100] RDX: 00002000000000c0 RSI: 0000200000000080 RDI: 0000000000000200 [ 64.509875][ T1100] RBP: 00007f02a843503b R08: 00002000000001c0 R09: 00002000000001c0 [ 64.509890][ T1100] R10: 0000200000000100 R11: 0000000000000206 R12: 0000000000000000 [ 64.509904][ T1100] R13: 00007f02a8626038 R14: 00007f02a8625fa0 R15: 00007ffea02f48d8 [ 64.509922][ T1100] [ 64.999020][ T67] usb 3-1: new high-speed USB device number 5 using dummy_hcd [ 65.007823][ T312] usb 4-1: New USB device found, idVendor=8086, idProduct=0ad2, bcdDevice= 0.00 [ 65.016916][ T312] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [ 65.023005][ T1100] memory: usage 307096kB, limit 307200kB, failcnt 40767 [ 65.025193][ T312] usb 4-1: Product: syz [ 65.036028][ T312] usb 4-1: Manufacturer: syz [ 65.042284][ T1585] raw-gadget.0 gadget.3: fail, usb_ep_enable returned -22 [ 65.050327][ T312] usb 4-1: Found UVC 1.00 device syz (8086:0ad2) [ 65.056788][ T312] usb 4-1: No streaming interface found for terminal 2. [ 65.140223][ T1100] memory+swap: usage 432136kB, limit 9007199254740988kB, failcnt 0 [ 65.148179][ T1100] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 65.155628][ T1100] Memory cgroup stats for /syz0: [ 65.169873][ T1100] cache 313966592 [ 65.178854][ T1100] rss 61440 [ 65.182373][ T1100] rss_huge 0 [ 65.185686][ T1100] shmem 312283136 [ 65.191200][ T67] usb 3-1: unable to get BOS descriptor or descriptor too short [ 65.200128][ T67] usb 3-1: unable to read config index 0 descriptor/start: -71 [ 65.207785][ T67] usb 3-1: can't read configurations, error -71 [ 65.215579][ T1100] mapped_file 1216512 [ 65.220005][ T1100] dirty 0 [ 65.222973][ T1100] writeback 0 [ 65.226291][ T1100] workingset_refault_anon 40 [ 65.231139][ T1100] workingset_refault_file 14815 [ 65.236014][ T1100] swap 127938560 [ 65.239579][ T1100] swapcached 49152 [ 65.243574][ T1100] pgpgin 215314 [ 65.247063][ T1100] pgpgout 138594 [ 65.250830][ T1100] pgfault 39624 [ 65.254311][ T1100] pgmajfault 335 [ 65.258088][ T1100] inactive_anon 216375296 [ 65.263049][ T1100] active_anon 95748096 [ 65.271664][ T1585] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 65.280505][ T1585] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 65.325565][ T1100] inactive_file 0 [ 65.505314][ T1100] active_file 831488 [ 65.509296][ T1100] unevictable 0 [ 65.807235][ T1100] hierarchical_memory_limit 314572800 [ 65.828200][ T31] usb 4-1: USB disconnect, device number 3 [ 65.879792][ T1100] hierarchical_memsw_limit 9223372036854771712 [ 65.897596][ T1100] total_cache 313966592 [ 65.917846][ T1100] total_rss 61440 [ 65.951936][ T1100] total_rss_huge 0 [ 65.955703][ T1100] total_shmem 312283136 [ 66.029821][ T1100] total_mapped_file 1216512 [ 66.059856][ T1100] total_dirty 0 [ 66.078236][ T1100] total_writeback 0 [ 66.090568][ T36] audit: type=1400 audit(1805955177.387:294): avc: denied { bind } for pid=1609 comm="syz.2.462" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 66.110179][ T1100] total_workingset_refault_anon 40 [ 66.110192][ T1100] total_workingset_refault_file 14815 [ 66.110201][ T1100] total_swap 127938560 [ 66.144700][ T36] audit: type=1400 audit(1805955177.437:295): avc: denied { write } for pid=1609 comm="syz.2.462" path="socket:[12298]" dev="sockfs" ino=12298 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 66.208283][ T1100] total_swapcached 49152 [ 66.241762][ T1100] total_pgpgin 215314 [ 66.245796][ T1100] total_pgpgout 138594 [ 66.260785][ T1100] total_pgfault 39624 [ 66.264850][ T1100] total_pgmajfault 335 [ 66.268954][ T1100] total_inactive_anon 216375296 [ 66.273849][ T1100] total_active_anon 95748096 [ 66.278492][ T1100] total_inactive_file 0 [ 66.282791][ T1100] total_active_file 831488 [ 66.287224][ T1100] total_unevictable 0 [ 66.291267][ T1100] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.301,pid=1082,uid=0 [ 66.366145][ T1100] Memory cgroup out of memory: Killed process 1082 (syz.0.301) total-vm:90396kB, anon-rss:1244kB, file-rss:22144kB, shmem-rss:0kB, UID:0 pgtables:200kB oom_score_adj:1000 [ 66.430675][ T36] audit: type=1400 audit(1805955177.727:296): avc: denied { create } for pid=1644 comm="syz.3.470" name="file0" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=blk_file permissive=1 [ 66.725254][ T1652] F2FS-fs (rnullb0): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 66.761099][ T1652] F2FS-fs (rnullb0): Can't find valid F2FS filesystem in 1th superblock [ 66.830021][ T1653] SELinux: unrecognized netlink message: protocol=9 nlmsg_type=0 sclass=netlink_audit_socket pid=1653 comm=syz.3.471 [ 66.850037][ T1652] F2FS-fs (rnullb0): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 66.857988][ T1652] F2FS-fs (rnullb0): Can't find valid F2FS filesystem in 2th superblock [ 66.929822][ T10] usb 2-1: new high-speed USB device number 5 using dummy_hcd [ 66.947106][ T1070] syz.0.301 invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=1000 [ 67.039705][ T1070] CPU: 1 UID: 0 PID: 1070 Comm: syz.0.301 Not tainted syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858 [ 67.039741][ T1070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 67.039755][ T1070] Call Trace: [ 67.039766][ T1070] [ 67.039775][ T1070] __dump_stack+0x21/0x30 [ 67.039810][ T1070] dump_stack_lvl+0x140/0x1c0 [ 67.039839][ T1070] ? __cfi_dump_stack_lvl+0x10/0x10 [ 67.039871][ T1070] ? dump_stack+0xd/0x20 [ 67.039901][ T1070] ? dump_stack_lvl+0x5/0x1c0 [ 67.039930][ T1070] dump_stack+0x19/0x20 [ 67.039973][ T1070] dump_header+0xd9/0x460 [ 67.040019][ T1070] oom_kill_process+0x35d/0x640 [ 67.040046][ T1070] out_of_memory+0x5d1/0xa20 [ 67.040071][ T1070] ? __cfi_out_of_memory+0x10/0x10 [ 67.040108][ T1070] ? mutex_lock_killable+0x97/0x1d0 [ 67.040135][ T1070] ? __cfi_mutex_lock_killable+0x10/0x10 [ 67.040163][ T1070] mem_cgroup_out_of_memory+0x2c5/0x390 [ 67.040188][ T1070] ? css_next_descendant_pre+0x1ec/0x210 [ 67.040213][ T1070] ? __kasan_check_write+0x18/0x20 [ 67.040236][ T1070] ? drain_obj_stock+0xec0/0xec0 [ 67.040260][ T1070] ? memcg1_oom_prepare+0x2c5/0x3a0 [ 67.040283][ T1070] try_charge_memcg+0x925/0xe10 [ 67.040314][ T1070] ? __cfi_try_charge_memcg+0x10/0x10 [ 67.040346][ T1070] ? __alloc_pages_noprof+0x35a/0x7e0 [ 67.040380][ T1070] __mem_cgroup_charge+0xfc/0x420 [ 67.040400][ T1070] ? filemap_get_entry+0x41b/0x490 [ 67.040427][ T1070] ? __cfi___mem_cgroup_charge+0x10/0x10 [ 67.040449][ T1070] filemap_add_folio+0x57/0x3e0 [ 67.040482][ T1070] __filemap_get_folio+0x829/0xe80 [ 67.040511][ T1070] ? __cfi___filemap_get_folio+0x10/0x10 [ 67.040537][ T1070] ? __cfi_down_read+0x10/0x10 [ 67.040564][ T1070] ? filemap_fault+0x5ee/0x1ad0 [ 67.040592][ T1070] filemap_fault+0xb8e/0x1ad0 [ 67.040620][ T1070] ? __cfi_filemap_fault+0x10/0x10 [ 67.040645][ T1070] ? __cfi_filemap_map_pages+0x10/0x10 [ 67.040672][ T1070] ? rcu_read_unlock_special+0x150/0x420 [ 67.040704][ T1070] ? __cfi_filemap_map_pages+0x10/0x10 [ 67.040732][ T1070] ? __rcu_read_unlock+0xc0/0xc0 [ 67.040763][ T1070] ? __cfi_filemap_map_pages+0x10/0x10 [ 67.040791][ T1070] do_pte_missing+0x364c/0x4440 [ 67.040820][ T1070] ? preempt_schedule_irq+0xab/0x110 [ 67.040843][ T1070] ? __cfi_preempt_schedule_irq+0x10/0x10 [ 67.040866][ T1070] ? rcu_preempt_deferred_qs_irqrestore+0x6d6/0xa50 [ 67.040898][ T1070] ? pte_marker_clear+0x1b0/0x1b0 [ 67.040926][ T1070] ? raw_irqentry_exit_cond_resched+0x32/0x40 [ 67.040949][ T1070] ? irqentry_exit+0x41/0x60 [ 67.040976][ T1070] ? sysvec_reschedule_ipi+0x72/0x80 [ 67.041003][ T1070] ? asm_sysvec_reschedule_ipi+0x1f/0x30 [ 67.041029][ T1070] ? pte_offset_map_rw_nolock+0x236/0x2c0 [ 67.041051][ T1070] handle_mm_fault+0x1189/0x1ba0 [ 67.041079][ T1070] ? __cfi_handle_mm_fault+0x10/0x10 [ 67.041105][ T1070] ? __rcu_read_unlock+0x67/0xc0 [ 67.041134][ T1070] ? follow_page_pte+0x2c0/0xba0 [ 67.041164][ T1070] ? gup_must_unshare+0x1e0/0x1e0 [ 67.041193][ T1070] ? vma_is_secretmem+0x11/0x50 [ 67.041222][ T1070] ? check_vma_flags+0x337/0x3a0 [ 67.041252][ T1070] __get_user_pages+0x114b/0x22d0 [ 67.041281][ T1070] ? __cfi_preempt_schedule_irq+0x10/0x10 [ 67.041305][ T1070] ? __kasan_check_write+0x18/0x20 [ 67.041329][ T1070] ? populate_vma_page_range+0x220/0x220 [ 67.041358][ T1070] ? __kernel_write_iter+0x5e2/0x900 [ 67.041380][ T1070] ? __kernel_write_iter+0x6ff/0x900 [ 67.041404][ T1070] get_dump_page+0x10c/0x220 [ 67.041432][ T1070] ? __cfi_get_dump_page+0x10/0x10 [ 67.041467][ T1070] ? __asan_memset+0x39/0x50 [ 67.041489][ T1070] dump_user_range+0x18b/0xe60 [ 67.041515][ T1070] ? __cfi_dump_user_range+0x10/0x10 [ 67.041538][ T1070] ? elf_coredump_extra_notes_write+0x426/0x4b0 [ 67.041571][ T1070] ? __cfi_elf_coredump_extra_notes_write+0x10/0x10 [ 67.041603][ T1070] ? elf_core_dump+0x23cf/0x3840 [ 67.041633][ T1070] elf_core_dump+0x2d61/0x3840 [ 67.041663][ T1070] ? __cfi_elf_core_dump+0x10/0x10 [ 67.041691][ T1070] ? mas_next_slot+0xf01/0xfd0 [ 67.041725][ T1070] ? dump_interrupted+0xf0/0xf0 [ 67.041747][ T1070] ? filp_open+0x199/0x1f0 [ 67.041776][ T1070] ? 0xffffffffff600000 [ 67.041794][ T1070] do_coredump+0x20d2/0x3050 [ 67.041819][ T1070] ? __cfi_do_coredump+0x10/0x10 [ 67.041840][ T1070] ? asm_exc_general_protection+0x2b/0x30 [ 67.041874][ T1070] ? __kasan_slab_free+0x6a/0x80 [ 67.041901][ T1070] ? get_signal+0xa2a/0x1490 [ 67.041930][ T1070] get_signal+0x11bf/0x1490 [ 67.041961][ T1070] arch_do_signal_or_restart+0xbc/0x700 [ 67.041983][ T1070] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 67.042004][ T1070] ? fixup_iopl_exception+0xe2/0x2e0 [ 67.042027][ T1070] irqentry_exit_to_user_mode+0x4d/0xb0 [ 67.042055][ T1070] irqentry_exit+0x16/0x60 [ 67.042082][ T1070] exc_general_protection+0x152/0x1e0 [ 67.042104][ T1070] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 67.042133][ T1070] asm_exc_general_protection+0x2b/0x30 [ 67.042157][ T1070] RIP: 0033:0x7f02a839e161 [ 67.042175][ T1070] Code: 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f [ 67.042193][ T1070] RSP: 002b:0000200000000080 EFLAGS: 00010217 [ 67.042212][ T1070] RAX: 0000000000000000 RBX: 00007f02a8625fa0 RCX: 00007f02a839e159 [ 67.042227][ T1070] RDX: 00002000000000c0 RSI: 0000200000000080 RDI: 0000000000000200 [ 67.042241][ T1070] RBP: 00007f02a843503b R08: 00002000000001c0 R09: 00002000000001c0 [ 67.042255][ T1070] R10: 0000200000000100 R11: 0000000000000206 R12: 0000000000000000 [ 67.042268][ T1070] R13: 00007f02a8626038 R14: 00007f02a8625fa0 R15: 00007ffea02f48d8 [ 67.042285][ T1070] [ 67.647062][ T10] usb 2-1: unable to get BOS descriptor or descriptor too short [ 67.655586][ T10] usb 2-1: unable to read config index 0 descriptor/start: -71 [ 67.664508][ T10] usb 2-1: can't read configurations, error -71 [ 67.713025][ T1666] netlink: 'syz.2.476': attribute type 3 has an invalid length. [ 67.729822][ T1666] netlink: 8 bytes leftover after parsing attributes in process `syz.2.476'. [ 68.039542][ T1070] memory: usage 307200kB, limit 307200kB, failcnt 46969 [ 68.046616][ T1070] memory+swap: usage 432120kB, limit 9007199254740988kB, failcnt 0 [ 68.054629][ T1070] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 68.061823][ T1070] Memory cgroup stats for /syz0: [ 68.061965][ T1070] cache 313999360 [ 68.070747][ T1070] rss 73728 [ 68.073947][ T1070] rss_huge 0 [ 68.077222][ T1070] shmem 311177216 [ 68.080988][ T1070] mapped_file 2449408 [ 68.085172][ T1070] dirty 0 [ 68.087993][ T1676] SELinux: unrecognized netlink message: protocol=9 nlmsg_type=0 sclass=netlink_audit_socket pid=1676 comm=syz.3.480 [ 68.088305][ T1070] writeback 12288 [ 68.104151][ T1070] workingset_refault_anon 44 [ 68.108829][ T1070] workingset_refault_file 24328 [ 68.113847][ T1070] swap 127971328 [ 68.117515][ T1070] swapcached 16384 [ 68.121342][ T1070] pgpgin 236404 [ 68.124884][ T1070] pgpgout 159648 [ 68.128939][ T1070] pgfault 40598 [ 68.132499][ T1070] pgmajfault 445 [ 68.136121][ T1070] inactive_anon 177594368 [ 68.140567][ T1070] active_anon 132886528 [ 68.144794][ T1070] inactive_file 0 [ 68.148509][ T1070] active_file 1351680 [ 68.152610][ T1070] unevictable 0 [ 68.156157][ T1070] hierarchical_memory_limit 314572800 [ 68.161647][ T1070] hierarchical_memsw_limit 9223372036854771712 [ 68.167918][ T1070] total_cache 313999360 [ 68.198189][ T1070] total_rss 73728 [ 68.217202][ T1680] SELinux: unrecognized netlink message: protocol=9 nlmsg_type=0 sclass=netlink_audit_socket pid=1680 comm=syz.3.481 [ 68.269790][ T1070] total_rss_huge 0 [ 68.279810][ T1070] total_shmem 311177216 [ 68.289879][ T1070] total_mapped_file 2449408 [ 68.329803][ T1070] total_dirty 0 [ 68.333363][ T1070] total_writeback 12288 [ 68.411732][ T1687] netlink: 'syz.2.485': attribute type 3 has an invalid length. [ 68.429585][ T1687] netlink: 8 bytes leftover after parsing attributes in process `syz.2.485'. [ 68.444436][ T1070] total_workingset_refault_anon 44 [ 68.461274][ T1070] total_workingset_refault_file 24328 [ 68.466696][ T1070] total_swap 127971328 [ 68.495230][ T1070] total_swapcached 16384 [ 68.499872][ T10] usb 2-1: new high-speed USB device number 6 using dummy_hcd [ 68.521378][ T1654] Bluetooth: hci0: Frame reassembly failed (-84) [ 68.528221][ T1689] netlink: 'syz.2.486': attribute type 27 has an invalid length. [ 68.548703][ T1070] total_pgpgin 236404 [ 68.572190][ T1689] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.630559][ T1070] total_pgpgout 159648 [ 68.671766][ T10] usb 2-1: config 1 interface 0 altsetting 0 endpoint 0x2 has invalid wMaxPacketSize 0 [ 68.682190][ T10] usb 2-1: config 1 interface 0 altsetting 0 bulk endpoint 0x2 has invalid maxpacket 0 [ 68.699932][ T1070] total_pgfault 40598 [ 68.706563][ T10] usb 2-1: New USB device found, idVendor=04e6, idProduct=0005, bcdDevice= 1.00 [ 68.715870][ T10] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 68.725746][ T1070] total_pgmajfault 445 [ 68.729854][ T10] usb 2-1: Product: syz [ 68.729874][ T10] usb 2-1: Manufacturer: syz [ 68.729890][ T10] usb 2-1: SerialNumber: syz [ 68.745319][ T10] ums-sddr09 2-1:1.0: USB Mass Storage device detected [ 68.763276][ T10] ums-sddr09 2-1:1.0: This device (04e6,0005,0100 S 06 P 50) has an unneeded SubClass entry in unusual_devs.h (kernel syzkaller) [ 68.763276][ T10] Please send a copy of this message to and [ 68.803512][ T1070] total_inactive_anon 177594368 [ 68.809030][ T1070] total_active_anon 132886528 [ 68.816087][ T1070] total_inactive_file 0 [ 68.820377][ T1070] total_active_file 1351680 [ 68.824920][ T1070] total_unevictable 0 [ 68.828927][ T1070] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.301,pid=1069,uid=0 [ 68.843838][ T1070] Memory cgroup out of memory: Killed process 1069 (syz.0.301) total-vm:90396kB, anon-rss:1244kB, file-rss:22072kB, shmem-rss:0kB, UID:0 pgtables:192kB oom_score_adj:1000 [ 68.946027][ T1678] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 68.956901][ T1678] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 69.397202][ T36] kauditd_printk_skb: 4 callbacks suppressed [ 69.397232][ T36] audit: type=1400 audit(1805955180.677:301): avc: denied { block_suspend } for pid=1677 comm="syz.1.482" capability=36 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 69.587683][ T10] ums-sddr09 2-1:1.0: probe with driver ums-sddr09 failed with error -32 [ 69.597316][ T10] usb 2-1: USB disconnect, device number 6 [ 69.723191][ T1106] syz.0.301 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 69.793801][ T1106] CPU: 1 UID: 0 PID: 1106 Comm: syz.0.301 Not tainted syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858 [ 69.793839][ T1106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 69.793852][ T1106] Call Trace: [ 69.793860][ T1106] [ 69.793868][ T1106] __dump_stack+0x21/0x30 [ 69.793903][ T1106] dump_stack_lvl+0x140/0x1c0 [ 69.793935][ T1106] ? __cfi_dump_stack_lvl+0x10/0x10 [ 69.793964][ T1106] ? ___ratelimit+0x41c/0x5c0 [ 69.793988][ T1106] ? __kasan_check_write+0x18/0x20 [ 69.794012][ T1106] dump_stack+0x19/0x20 [ 69.794040][ T1106] dump_header+0xd9/0x460 [ 69.794069][ T1106] oom_kill_process+0x35d/0x640 [ 69.794096][ T1106] out_of_memory+0x5d1/0xa20 [ 69.794121][ T1106] ? __cfi_out_of_memory+0x10/0x10 [ 69.794145][ T1106] ? mutex_lock_killable+0x97/0x1d0 [ 69.794171][ T1106] ? __cfi_mutex_lock_killable+0x10/0x10 [ 69.794200][ T1106] mem_cgroup_out_of_memory+0x2c5/0x390 [ 69.794225][ T1106] ? css_next_descendant_pre+0x1ec/0x210 [ 69.794251][ T1106] ? __kasan_check_write+0x18/0x20 [ 69.794272][ T1106] ? drain_obj_stock+0xec0/0xec0 [ 69.794297][ T1106] ? memcg1_oom_prepare+0x2c5/0x3a0 [ 69.794320][ T1106] try_charge_memcg+0x925/0xe10 [ 69.794350][ T1106] ? static_key_count+0x45/0x70 [ 69.794378][ T1106] ? lruvec_init+0x1b1/0x280 [ 69.794402][ T1106] ? __cfi_try_charge_memcg+0x10/0x10 [ 69.794435][ T1106] ? __alloc_pages_noprof+0x35a/0x7e0 [ 69.794468][ T1106] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 69.794501][ T1106] __mem_cgroup_charge+0xfc/0x420 [ 69.794523][ T1106] ? do_pte_missing+0x3894/0x4440 [ 69.794550][ T1106] ? __cfi___mem_cgroup_charge+0x10/0x10 [ 69.794574][ T1106] shmem_alloc_and_add_folio+0x8e4/0x10b0 [ 69.794611][ T1106] ? shmem_replace_folio+0x9b0/0x9b0 [ 69.794637][ T1106] ? shmem_huge_global_enabled+0x2da/0x360 [ 69.794664][ T1106] ? shmem_allowable_huge_orders+0x1f7/0x430 [ 69.794690][ T1106] ? __kasan_check_write+0x18/0x20 [ 69.794712][ T1106] ? _raw_spin_lock+0x92/0x120 [ 69.794731][ T1106] shmem_get_folio_gfp+0x5cd/0x12e0 [ 69.794760][ T1106] ? shmem_get_folio+0xc0/0xc0 [ 69.794796][ T1106] ? inode_to_bdi+0x6d/0x100 [ 69.794825][ T1106] shmem_write_begin+0xf4/0x260 [ 69.794850][ T1106] generic_perform_write+0x329/0x970 [ 69.794878][ T1106] ? inode_update_timestamps+0x4d1/0x6e0 [ 69.794910][ T1106] ? __cfi_generic_perform_write+0x10/0x10 [ 69.794938][ T1106] ? generic_write_checks_count+0x426/0x540 [ 69.794966][ T1106] ? mnt_get_write_access_file+0x1af/0x3b0 [ 69.794996][ T1106] ? mnt_put_write_access_file+0xc2/0x100 [ 69.795040][ T1106] ? file_update_time+0x1de/0x210 [ 69.795070][ T1106] shmem_file_write_iter+0x105/0x130 [ 69.795119][ T1106] __kernel_write_iter+0x462/0x900 [ 69.795144][ T1106] ? __cfi___kernel_write_iter+0x10/0x10 [ 69.795167][ T1106] ? get_dump_page+0x165/0x220 [ 69.795196][ T1106] ? __asan_memset+0x39/0x50 [ 69.795217][ T1106] ? iov_iter_bvec+0xc0/0x180 [ 69.795247][ T1106] dump_user_range+0xb8b/0xe60 [ 69.795275][ T1106] ? __cfi_dump_user_range+0x10/0x10 [ 69.795298][ T1106] ? elf_coredump_extra_notes_write+0x426/0x4b0 [ 69.795332][ T1106] ? __cfi_elf_coredump_extra_notes_write+0x10/0x10 [ 69.795366][ T1106] ? elf_core_dump+0x23cf/0x3840 [ 69.795394][ T1106] elf_core_dump+0x2d61/0x3840 [ 69.795425][ T1106] ? __cfi_elf_core_dump+0x10/0x10 [ 69.795453][ T1106] ? mas_next_slot+0xf01/0xfd0 [ 69.795488][ T1106] ? dump_interrupted+0xf0/0xf0 [ 69.795508][ T1106] ? filp_open+0x199/0x1f0 [ 69.795538][ T1106] ? 0xffffffffff600000 [ 69.795556][ T1106] do_coredump+0x20d2/0x3050 [ 69.795581][ T1106] ? __cfi_do_coredump+0x10/0x10 [ 69.795607][ T1106] ? asm_exc_general_protection+0x2b/0x30 [ 69.795641][ T1106] ? __kasan_slab_free+0x6a/0x80 [ 69.795666][ T1106] ? get_signal+0xa2a/0x1490 [ 69.795695][ T1106] get_signal+0x11bf/0x1490 [ 69.795726][ T1106] arch_do_signal_or_restart+0xbc/0x700 [ 69.795748][ T1106] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 69.795770][ T1106] ? fixup_iopl_exception+0xe2/0x2e0 [ 69.795794][ T1106] irqentry_exit_to_user_mode+0x4d/0xb0 [ 69.795822][ T1106] irqentry_exit+0x16/0x60 [ 69.795849][ T1106] exc_general_protection+0x152/0x1e0 [ 69.795871][ T1106] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 69.795901][ T1106] asm_exc_general_protection+0x2b/0x30 [ 69.795926][ T1106] RIP: 0033:0x7f02a839e161 [ 69.795944][ T1106] Code: 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f [ 69.795963][ T1106] RSP: 002b:0000200000000080 EFLAGS: 00010217 [ 69.795981][ T1106] RAX: 0000000000000000 RBX: 00007f02a8625fa0 RCX: 00007f02a839e159 [ 69.795997][ T1106] RDX: 00002000000000c0 RSI: 0000200000000080 RDI: 0000000000000200 [ 69.796011][ T1106] RBP: 00007f02a843503b R08: 00002000000001c0 R09: 00002000000001c0 [ 69.796026][ T1106] R10: 0000200000000100 R11: 0000000000000206 R12: 0000000000000000 [ 69.796039][ T1106] R13: 00007f02a8626038 R14: 00007f02a8625fa0 R15: 00007ffea02f48d8 [ 69.796057][ T1106] [ 69.796065][ T1106] memory: usage 303200kB, limit 307200kB, failcnt 51692 [ 70.321962][ T1106] memory+swap: usage 422768kB, limit 9007199254740988kB, failcnt 0 [ 70.330021][ T1106] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 70.336914][ T1106] Memory cgroup stats for /syz0: [ 70.337057][ T1106] cache 305442816 [ 70.345723][ T1106] rss 57344 [ 70.356743][ T1106] rss_huge 0 [ 70.360080][ T1106] shmem 301604864 [ 70.363729][ T1106] mapped_file 3383296 [ 70.368037][ T1106] dirty 0 [ 70.371143][ T1106] writeback 8192 [ 70.384152][ T1700] tipc: Started in network mode [ 70.399334][ T1700] tipc: Node identity 2000004, cluster identity 4711 [ 70.409461][ T1700] tipc: Node number set to 33554436 [ 70.409925][ T1106] workingset_refault_anon 44 [ 70.469851][ T1106] workingset_refault_file 33325 [ 70.515306][ T1106] swap 127406080 [ 70.539832][ T55] Bluetooth: hci0: command 0x1003 tx timeout [ 70.545897][ T999] Bluetooth: hci0: Opcode 0x1003 failed: -110 [ 70.559822][ T67] usb 4-1: new full-speed USB device number 4 using dummy_hcd [ 70.574404][ T1106] swapcached 8192 [ 70.654280][ T1106] pgpgin 253695 [ 70.686539][ T1106] pgpgout 179108 [ 70.690477][ T1106] pgfault 41474 [ 70.694037][ T1106] pgmajfault 595 [ 70.697664][ T1106] inactive_anon 199065600 [ 70.703498][ T1106] active_anon 100245504 [ 70.707742][ T1106] inactive_file 0 [ 70.711677][ T1106] active_file 3837952 [ 70.715817][ T1106] unevictable 0 [ 70.719487][ T1106] hierarchical_memory_limit 314572800 [ 70.725375][ T1106] hierarchical_memsw_limit 9223372036854771712 [ 70.725441][ T67] usb 4-1: config 0 interface 0 altsetting 15 endpoint 0x81 has invalid maxpacket 1056, setting to 64 [ 70.742655][ T1106] total_cache 305442816 [ 70.743418][ T67] usb 4-1: config 0 interface 0 altsetting 15 has 1 endpoint descriptor, different from the interface descriptor's value: 2 [ 70.759914][ T67] usb 4-1: config 0 interface 0 has no altsetting 0 [ 70.766608][ T67] usb 4-1: New USB device found, idVendor=0458, idProduct=501a, bcdDevice= 0.00 [ 70.775737][ T67] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 70.787185][ T67] usb 4-1: config 0 descriptor?? [ 70.792458][ T1106] total_rss 57344 [ 70.796232][ T1106] total_rss_huge 0 [ 70.797519][ T1699] raw-gadget.0 gadget.3: fail, usb_ep_enable returned -22 [ 70.801104][ T1106] total_shmem 301604864 [ 70.813083][ T1106] total_mapped_file 3383296 [ 70.817959][ T1106] total_dirty 0 [ 70.821688][ T1106] total_writeback 8192 [ 70.825840][ T1106] total_workingset_refault_anon 44 [ 70.831225][ T1106] total_workingset_refault_file 33325 [ 70.836687][ T1106] total_swap 127406080 [ 70.841044][ T1106] total_swapcached 8192 [ 70.845297][ T1106] total_pgpgin 253695 [ 70.849434][ T1106] total_pgpgout 179108 [ 70.859851][ T1106] total_pgfault 41474 [ 70.863960][ T1106] total_pgmajfault 595 [ 70.868134][ T1106] total_inactive_anon 199065600 [ 70.919816][ T1106] total_active_anon 100245504 [ 70.924697][ T1106] total_inactive_file 0 [ 70.928958][ T1106] total_active_file 3837952 [ 71.059793][ T1106] total_unevictable 0 [ 71.059828][ T10] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 71.063947][ T1106] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.301,pid=1073,uid=0 [ 71.207722][ T1716] netlink: 'syz.2.494': attribute type 3 has an invalid length. [ 71.215661][ T67] kye 0003:0458:501A.0003: tablet report size too small, or kye_tablet_rdesc unexpectedly large [ 71.233849][ T67] kye 0003:0458:501A.0003: unknown main item tag 0x7 [ 71.234346][ T1716] netlink: 8 bytes leftover after parsing attributes in process `syz.2.494'. [ 71.259405][ T67] kye 0003:0458:501A.0003: hidraw0: USB HID v0.0c Device [HID 0458:501a] on usb-dummy_hcd.3-1/input0 [ 71.284097][ T67] kye 0003:0458:501A.0003: tablet-enabling feature report not found [ 71.302920][ T67] kye 0003:0458:501A.0003: tablet enabling failed [ 71.393906][ T1106] Memory cgroup out of memory: Killed process 1073 (syz.0.301) total-vm:90396kB, anon-rss:1360kB, file-rss:21888kB, shmem-rss:0kB, UID:0 pgtables:160kB oom_score_adj:1000 [ 71.429886][ T1699] netlink: 388 bytes leftover after parsing attributes in process `syz.3.489'. [ 71.451639][ T67] usb 4-1: USB disconnect, device number 4 [ 71.476143][ T10] usb 1-1: unable to get BOS descriptor or descriptor too short [ 71.484454][ T10] usb 1-1: unable to read config index 0 descriptor/start: -71 [ 71.492186][ T10] usb 1-1: can't read configurations, error -71 [ 71.968064][ T1068] syz.0.301 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 72.099580][ T1068] CPU: 0 UID: 0 PID: 1068 Comm: syz.0.301 Not tainted syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858 [ 72.099618][ T1068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 72.099632][ T1068] Call Trace: [ 72.099639][ T1068] [ 72.099648][ T1068] __dump_stack+0x21/0x30 [ 72.099684][ T1068] dump_stack_lvl+0x140/0x1c0 [ 72.099715][ T1068] ? __cfi_dump_stack_lvl+0x10/0x10 [ 72.099744][ T1068] ? ___ratelimit+0x41c/0x5c0 [ 72.099772][ T1068] ? __kasan_check_write+0x18/0x20 [ 72.099796][ T1068] dump_stack+0x19/0x20 [ 72.099826][ T1068] dump_header+0xd9/0x460 [ 72.099855][ T1068] oom_kill_process+0x35d/0x640 [ 72.099881][ T1068] out_of_memory+0x5d1/0xa20 [ 72.099906][ T1068] ? __cfi_out_of_memory+0x10/0x10 [ 72.099929][ T1068] ? mutex_lock_killable+0x97/0x1d0 [ 72.099957][ T1068] ? __cfi_mutex_lock_killable+0x10/0x10 [ 72.099986][ T1068] mem_cgroup_out_of_memory+0x2c5/0x390 [ 72.100010][ T1068] ? css_next_descendant_pre+0x1ec/0x210 [ 72.100037][ T1068] ? __kasan_check_write+0x18/0x20 [ 72.100060][ T1068] ? drain_obj_stock+0xec0/0xec0 [ 72.100085][ T1068] ? memcg1_oom_prepare+0x2c5/0x3a0 [ 72.100110][ T1068] try_charge_memcg+0x925/0xe10 [ 72.100140][ T1068] ? static_key_count+0x45/0x70 [ 72.100168][ T1068] ? lruvec_init+0x1b1/0x280 [ 72.100193][ T1068] ? __cfi_try_charge_memcg+0x10/0x10 [ 72.100226][ T1068] ? __alloc_pages_noprof+0x35a/0x7e0 [ 72.100259][ T1068] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 72.100291][ T1068] __mem_cgroup_charge+0xfc/0x420 [ 72.100319][ T1068] ? folio_add_lru+0x116/0x400 [ 72.100346][ T1068] ? __cfi___mem_cgroup_charge+0x10/0x10 [ 72.100368][ T1068] shmem_alloc_and_add_folio+0x8e4/0x10b0 [ 72.100399][ T1068] ? shmem_replace_folio+0x9b0/0x9b0 [ 72.100426][ T1068] ? shmem_huge_global_enabled+0x2da/0x360 [ 72.100453][ T1068] ? shmem_allowable_huge_orders+0x1f7/0x430 [ 72.100479][ T1068] ? __kasan_check_write+0x18/0x20 [ 72.100501][ T1068] ? _raw_spin_lock+0x92/0x120 [ 72.100521][ T1068] shmem_get_folio_gfp+0x5cd/0x12e0 [ 72.100550][ T1068] ? shmem_get_folio+0xc0/0xc0 [ 72.100574][ T1068] ? follow_page_pte+0x8fb/0xba0 [ 72.100607][ T1068] ? inode_to_bdi+0x6d/0x100 [ 72.100638][ T1068] shmem_write_begin+0xf4/0x260 [ 72.100666][ T1068] generic_perform_write+0x329/0x970 [ 72.100698][ T1068] ? __cfi_generic_perform_write+0x10/0x10 [ 72.100728][ T1068] ? generic_write_checks_count+0x426/0x540 [ 72.100760][ T1068] ? file_update_time+0xa3/0x210 [ 72.100791][ T1068] shmem_file_write_iter+0x105/0x130 [ 72.100824][ T1068] __kernel_write_iter+0x462/0x900 [ 72.100849][ T1068] ? __cfi___kernel_write_iter+0x10/0x10 [ 72.100872][ T1068] ? get_dump_page+0x165/0x220 [ 72.100901][ T1068] ? __asan_memset+0x39/0x50 [ 72.100922][ T1068] ? iov_iter_bvec+0xc0/0x180 [ 72.100953][ T1068] dump_user_range+0xb8b/0xe60 [ 72.100980][ T1068] ? __cfi_dump_user_range+0x10/0x10 [ 72.101005][ T1068] ? elf_coredump_extra_notes_write+0x426/0x4b0 [ 72.101038][ T1068] ? __cfi_elf_coredump_extra_notes_write+0x10/0x10 [ 72.101071][ T1068] ? elf_core_dump+0x23cf/0x3840 [ 72.101099][ T1068] elf_core_dump+0x2d61/0x3840 [ 72.101130][ T1068] ? __cfi_elf_core_dump+0x10/0x10 [ 72.101157][ T1068] ? mas_next_slot+0xf01/0xfd0 [ 72.101191][ T1068] ? dump_interrupted+0xf0/0xf0 [ 72.101213][ T1068] ? filp_open+0x199/0x1f0 [ 72.101243][ T1068] ? 0xffffffffff600000 [ 72.101262][ T1068] do_coredump+0x20d2/0x3050 [ 72.101288][ T1068] ? __cfi_do_coredump+0x10/0x10 [ 72.101318][ T1068] ? asm_exc_general_protection+0x2b/0x30 [ 72.101354][ T1068] ? __kasan_slab_free+0x6a/0x80 [ 72.101381][ T1068] ? get_signal+0xa2a/0x1490 [ 72.101412][ T1068] get_signal+0x11bf/0x1490 [ 72.101443][ T1068] arch_do_signal_or_restart+0xbc/0x700 [ 72.101465][ T1068] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 72.101488][ T1068] ? fixup_iopl_exception+0xe2/0x2e0 [ 72.101512][ T1068] irqentry_exit_to_user_mode+0x4d/0xb0 [ 72.101543][ T1068] irqentry_exit+0x16/0x60 [ 72.101570][ T1068] exc_general_protection+0x152/0x1e0 [ 72.101593][ T1068] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 72.101624][ T1068] asm_exc_general_protection+0x2b/0x30 [ 72.101648][ T1068] RIP: 0033:0x7f02a839e161 [ 72.101666][ T1068] Code: 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f [ 72.101684][ T1068] RSP: 002b:0000200000000080 EFLAGS: 00010217 [ 72.101703][ T1068] RAX: 0000000000000000 RBX: 00007f02a8625fa0 RCX: 00007f02a839e159 [ 72.101719][ T1068] RDX: 00002000000000c0 RSI: 0000200000000080 RDI: 0000000000000200 [ 72.101734][ T1068] RBP: 00007f02a843503b R08: 00002000000001c0 R09: 00002000000001c0 [ 72.101749][ T1068] R10: 0000200000000100 R11: 0000000000000206 R12: 0000000000000000 [ 72.101762][ T1068] R13: 00007f02a8626038 R14: 00007f02a8625fa0 R15: 00007ffea02f48d8 [ 72.101781][ T1068] [ 72.575177][ T1068] memory: usage 307140kB, limit 307200kB, failcnt 58009 [ 72.582170][ T1068] memory+swap: usage 432104kB, limit 9007199254740988kB, failcnt 0 [ 72.590357][ T1068] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 72.597241][ T1068] Memory cgroup stats for /syz0: [ 72.597422][ T1068] cache 314494976 [ 72.607519][ T1068] rss 73728 [ 72.611050][ T1068] rss_huge 0 [ 72.614531][ T1068] shmem 314343424 [ 72.646731][ T1068] mapped_file 4096 [ 72.650661][ T1068] dirty 0 [ 72.653620][ T1068] writeback 0 [ 72.656958][ T1068] workingset_refault_anon 54 [ 72.661840][ T1068] workingset_refault_file 43214 [ 72.666939][ T1068] swap 127963136 [ 72.670886][ T1068] swapcached 24576 [ 72.674708][ T1068] pgpgin 277713 [ 72.678236][ T1068] pgpgout 200913 [ 72.681902][ T1068] pgfault 43091 [ 72.685383][ T1068] pgmajfault 740 [ 72.689368][ T1068] inactive_anon 81838080 [ 72.693801][ T1068] active_anon 231796736 [ 72.697981][ T1068] inactive_file 57344 [ 72.702066][ T1068] active_file 0 [ 72.705584][ T1068] unevictable 0 [ 72.709061][ T1068] hierarchical_memory_limit 314572800 [ 72.714533][ T1068] hierarchical_memsw_limit 9223372036854771712 [ 72.720909][ T1068] total_cache 314494976 [ 72.725101][ T1068] total_rss 73728 [ 72.728747][ T1068] total_rss_huge 0 [ 72.733298][ T1068] total_shmem 314343424 [ 72.737491][ T1068] total_mapped_file 4096 [ 72.741769][ T1068] total_dirty 0 [ 72.745419][ T1068] total_writeback 0 [ 72.749294][ T1068] total_workingset_refault_anon 54 [ 72.754495][ T1068] total_workingset_refault_file 43214 [ 72.759946][ T1068] total_swap 127963136 [ 72.764038][ T1068] total_swapcached 24576 [ 72.768302][ T1068] total_pgpgin 277713 [ 72.772364][ T1068] total_pgpgout 200913 [ 72.829824][ T1068] total_pgfault 43091 [ 72.839565][ T1754] ./dev/sda1: Can't lookup blockdev [ 72.906990][ T1068] total_pgmajfault 740 [ 72.942282][ T1068] total_inactive_anon 81838080 [ 72.998361][ T1068] total_active_anon 231796736 [ 73.023652][ T1068] total_inactive_file 57344 [ 73.035639][ T1068] total_active_file 0 [ 73.044538][ T1068] total_unevictable 0 [ 73.048600][ T1068] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.490,pid=1701,uid=0 [ 73.063469][ T1068] Memory cgroup out of memory: OOM victim 1701 (syz.0.490) is already exiting. Skip killing the task [ 73.074459][ T1108] syz.0.301 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 73.093292][ T1108] CPU: 0 UID: 0 PID: 1108 Comm: syz.0.301 Not tainted syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858 [ 73.093326][ T1108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 73.093340][ T1108] Call Trace: [ 73.093347][ T1108] [ 73.093356][ T1108] __dump_stack+0x21/0x30 [ 73.093390][ T1108] dump_stack_lvl+0x140/0x1c0 [ 73.093428][ T1108] ? __cfi_dump_stack_lvl+0x10/0x10 [ 73.093458][ T1108] ? ___ratelimit+0x41c/0x5c0 [ 73.093482][ T1108] ? __kasan_check_write+0x18/0x20 [ 73.093505][ T1108] dump_stack+0x19/0x20 [ 73.093533][ T1108] dump_header+0xd9/0x460 [ 73.093562][ T1108] oom_kill_process+0x35d/0x640 [ 73.093587][ T1108] out_of_memory+0x5d1/0xa20 [ 73.093611][ T1108] ? __cfi_out_of_memory+0x10/0x10 [ 73.093636][ T1108] ? mutex_lock_killable+0x115/0x1d0 [ 73.093662][ T1108] ? __cfi_mutex_lock_killable+0x10/0x10 [ 73.093690][ T1108] mem_cgroup_out_of_memory+0x2c5/0x390 [ 73.093728][ T1108] ? css_next_descendant_pre+0x1ec/0x210 [ 73.093755][ T1108] ? __kasan_check_write+0x18/0x20 [ 73.093776][ T1108] ? drain_obj_stock+0xec0/0xec0 [ 73.093801][ T1108] ? memcg1_oom_prepare+0x2c5/0x3a0 [ 73.093824][ T1108] try_charge_memcg+0x925/0xe10 [ 73.093852][ T1108] ? static_key_count+0x45/0x70 [ 73.093879][ T1108] ? lruvec_init+0x1b1/0x280 [ 73.093902][ T1108] ? __cfi_try_charge_memcg+0x10/0x10 [ 73.093933][ T1108] ? __alloc_pages_noprof+0x35a/0x7e0 [ 73.093964][ T1108] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 73.093996][ T1108] __mem_cgroup_charge+0xfc/0x420 [ 73.094016][ T1108] ? do_pte_missing+0x3894/0x4440 [ 73.094044][ T1108] ? __cfi___mem_cgroup_charge+0x10/0x10 [ 73.094066][ T1108] shmem_alloc_and_add_folio+0x8e4/0x10b0 [ 73.094095][ T1108] ? shmem_replace_folio+0x9b0/0x9b0 [ 73.094122][ T1108] ? shmem_huge_global_enabled+0x2da/0x360 [ 73.094149][ T1108] ? shmem_allowable_huge_orders+0x1f7/0x430 [ 73.094174][ T1108] ? __kasan_check_write+0x18/0x20 [ 73.094194][ T1108] ? _raw_spin_lock+0x92/0x120 [ 73.094215][ T1108] shmem_get_folio_gfp+0x5cd/0x12e0 [ 73.094242][ T1108] ? shmem_get_folio+0xc0/0xc0 [ 73.094265][ T1108] ? inode_to_bdi+0x6d/0x100 [ 73.094296][ T1108] shmem_write_begin+0xf4/0x260 [ 73.094324][ T1108] generic_perform_write+0x329/0x970 [ 73.094355][ T1108] ? inode_update_timestamps+0x4d1/0x6e0 [ 73.094387][ T1108] ? __cfi_generic_perform_write+0x10/0x10 [ 73.094415][ T1108] ? generic_write_checks_count+0x426/0x540 [ 73.094444][ T1108] ? mnt_get_write_access_file+0x1af/0x3b0 [ 73.094474][ T1108] ? mnt_put_write_access_file+0xc2/0x100 [ 73.094504][ T1108] ? file_update_time+0x1de/0x210 [ 73.094541][ T1108] shmem_file_write_iter+0x105/0x130 [ 73.094571][ T1108] __kernel_write_iter+0x462/0x900 [ 73.094594][ T1108] ? __cfi___kernel_write_iter+0x10/0x10 [ 73.094617][ T1108] ? get_dump_page+0x165/0x220 [ 73.094653][ T1108] ? __asan_memset+0x39/0x50 [ 73.094674][ T1108] ? iov_iter_bvec+0xc0/0x180 [ 73.094728][ T1108] dump_user_range+0xb8b/0xe60 [ 73.094773][ T1108] ? __cfi_dump_user_range+0x10/0x10 [ 73.094797][ T1108] ? elf_coredump_extra_notes_write+0x426/0x4b0 [ 73.094831][ T1108] ? __cfi_elf_coredump_extra_notes_write+0x10/0x10 [ 73.094864][ T1108] ? elf_core_dump+0x23cf/0x3840 [ 73.094895][ T1108] elf_core_dump+0x2d61/0x3840 [ 73.094931][ T1108] ? __cfi_elf_core_dump+0x10/0x10 [ 73.094960][ T1108] ? mas_next_slot+0xf01/0xfd0 [ 73.094996][ T1108] ? dump_interrupted+0xf0/0xf0 [ 73.095018][ T1108] ? filp_open+0x199/0x1f0 [ 73.095049][ T1108] ? 0xffffffffff600000 [ 73.095069][ T1108] do_coredump+0x20d2/0x3050 [ 73.095095][ T1108] ? __cfi_do_coredump+0x10/0x10 [ 73.095117][ T1108] ? asm_exc_general_protection+0x2b/0x30 [ 73.095153][ T1108] ? __kasan_slab_free+0x6a/0x80 [ 73.095180][ T1108] ? get_signal+0xa2a/0x1490 [ 73.095209][ T1108] get_signal+0x11bf/0x1490 [ 73.095242][ T1108] arch_do_signal_or_restart+0xbc/0x700 [ 73.095264][ T1108] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 73.095287][ T1108] ? fixup_iopl_exception+0xe2/0x2e0 [ 73.095311][ T1108] irqentry_exit_to_user_mode+0x4d/0xb0 [ 73.095341][ T1108] irqentry_exit+0x16/0x60 [ 73.095367][ T1108] exc_general_protection+0x152/0x1e0 [ 73.095390][ T1108] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 73.095422][ T1108] asm_exc_general_protection+0x2b/0x30 [ 73.095447][ T1108] RIP: 0033:0x7f02a839e161 [ 73.095466][ T1108] Code: 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f [ 73.095484][ T1108] RSP: 002b:0000200000000080 EFLAGS: 00010217 [ 73.095503][ T1108] RAX: 0000000000000000 RBX: 00007f02a8625fa0 RCX: 00007f02a839e159 [ 73.095519][ T1108] RDX: 00002000000000c0 RSI: 0000200000000080 RDI: 0000000000000200 [ 73.095535][ T1108] RBP: 00007f02a843503b R08: 00002000000001c0 R09: 00002000000001c0 [ 73.095551][ T1108] R10: 0000200000000100 R11: 0000000000000206 R12: 0000000000000000 [ 73.095565][ T1108] R13: 00007f02a8626038 R14: 00007f02a8625fa0 R15: 00007ffea02f48d8 [ 73.095584][ T1108] [ 73.095638][ T1108] memory: usage 307200kB, limit 307200kB, failcnt 58358 [ 73.546064][ T1762] SELinux: unrecognized netlink message: protocol=9 nlmsg_type=0 sclass=netlink_audit_socket pid=1762 comm=syz.2.510 [ 73.554337][ T1108] memory+swap: usage 432164kB, limit 9007199254740988kB, failcnt 0 [ 73.562958][ T1762] FAULT_INJECTION: forcing a failure. [ 73.562958][ T1762] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 73.569992][ T1108] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 73.579169][ T1762] CPU: 1 UID: 0 PID: 1762 Comm: syz.2.510 Not tainted syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858 [ 73.579260][ T1762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 73.579310][ T1762] Call Trace: [ 73.579336][ T1762] [ 73.579364][ T1762] __dump_stack+0x21/0x30 [ 73.579468][ T1762] dump_stack_lvl+0x140/0x1c0 [ 73.579547][ T1762] ? __cfi_dump_stack_lvl+0x10/0x10 [ 73.579619][ T1762] ? check_stack_object+0x138/0x150 [ 73.579688][ T1762] dump_stack+0x19/0x20 [ 73.579765][ T1762] should_fail_ex+0x3c2/0x510 [ 73.579833][ T1762] should_fail+0xf/0x20 [ 73.579894][ T1762] should_fail_usercopy+0x1e/0x30 [ 73.579964][ T1762] _copy_to_user+0x24/0xa0 [ 73.580043][ T1762] simple_read_from_buffer+0xed/0x160 [ 73.580122][ T1762] proc_fail_nth_read+0x1aa/0x220 [ 73.580213][ T1762] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 73.580289][ T1762] ? bpf_lsm_file_permission+0xd/0x20 [ 73.580361][ T1762] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 73.580428][ T1762] vfs_read+0x28b/0xc70 [ 73.580483][ T1762] ? __cfi_vfs_read+0x10/0x10 [ 73.580530][ T1762] ? __kasan_check_write+0x18/0x20 [ 73.580579][ T1762] ? mutex_lock+0x97/0x1d0 [ 73.580643][ T1762] ? __cfi_mutex_lock+0x10/0x10 [ 73.580696][ T1762] ksys_read+0x145/0x260 [ 73.580750][ T1762] ? xfd_validate_state+0x68/0x140 [ 73.580821][ T1762] ? __cfi_ksys_read+0x10/0x10 [ 73.580841][ T1762] ? __kasan_check_write+0x18/0x20 [ 73.580860][ T1762] ? fpregs_restore_userregs+0x11c/0x260 [ 73.580884][ T1762] __x64_sys_read+0x7f/0x90 [ 73.580904][ T1762] x64_sys_call+0x2638/0x2ee0 [ 73.580950][ T1762] do_syscall_64+0x57/0xf0 [ 73.581008][ T1762] ? clear_bhb_loop+0x50/0xa0 [ 73.581080][ T1762] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 73.581143][ T1762] RIP: 0033:0x7fa45b55e98e [ 73.581183][ T1762] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 73.581229][ T1762] RSP: 002b:00007fa45c3e7fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 73.581286][ T1762] RAX: ffffffffffffffda RBX: 00007fa45c3e86c0 RCX: 00007fa45b55e98e [ 73.581325][ T1762] RDX: 000000000000000f RSI: 00007fa45c3e80a0 RDI: 0000000000000004 [ 73.581361][ T1762] RBP: 00007fa45c3e8090 R08: 0000000000000000 R09: 0000000000000000 [ 73.581392][ T1762] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 73.581429][ T1762] R13: 00007fa45b826038 R14: 00007fa45b825fa0 R15: 00007ffdb1f257c8 [ 73.581469][ T1762] [ 73.629225][ T36] audit: type=1400 audit(1805955184.917:302): avc: denied { search } for pid=1763 comm="syz.2.511" name="/" dev="tracefs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tracefs_t tclass=dir permissive=1 [ 73.639636][ T1108] Memory cgroup stats for /syz0: [ 73.897002][ T1108] cache 314486784 [ 73.905693][ T1108] rss 81920 [ 73.908825][ T1108] rss_huge 0 [ 73.912079][ T1108] shmem 314470400 [ 73.915726][ T1108] mapped_file 0 [ 73.919198][ T1108] dirty 0 [ 73.922189][ T1108] writeback 0 [ 73.925505][ T1108] workingset_refault_anon 54 [ 73.931614][ T1108] workingset_refault_file 43266 [ 73.936668][ T1108] swap 127963136 [ 73.940552][ T1108] swapcached 24576 [ 73.944296][ T1108] pgpgin 277798 [ 73.947781][ T1108] pgpgout 200998 [ 73.951432][ T1108] pgfault 43096 [ 73.955700][ T1108] pgmajfault 745 [ 73.962280][ T1108] inactive_anon 231518208 [ 73.966689][ T1108] active_anon 83038208 [ 73.969271][ T1774] overlayfs: "xino" feature enabled using 2 upper inode bits. [ 73.970914][ T1108] inactive_file 16384 [ 73.982339][ T1108] active_file 0 [ 73.985845][ T1108] unevictable 0 [ 73.989344][ T1108] hierarchical_memory_limit 314572800 [ 73.994791][ T1108] hierarchical_memsw_limit 9223372036854771712 [ 73.997893][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.001064][ T1108] total_cache 314486784 [ 74.012230][ T1108] total_rss 81920 [ 74.012537][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.017615][ T1108] total_rss_huge 0 [ 74.026717][ T1108] total_shmem 314470400 [ 74.030932][ T1108] total_mapped_file 0 [ 74.031900][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.034929][ T1108] total_dirty 0 [ 74.034939][ T1108] total_writeback 0 [ 74.034947][ T1108] total_workingset_refault_anon 54 [ 74.034956][ T1108] total_workingset_refault_file 43266 [ 74.034965][ T1108] total_swap 127963136 [ 74.063876][ T1108] total_swapcached 24576 [ 74.064290][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.068137][ T1108] total_pgpgin 277798 [ 74.068149][ T1108] total_pgpgout 200998 [ 74.068157][ T1108] total_pgfault 43096 [ 74.068166][ T1108] total_pgmajfault 745 [ 74.068174][ T1108] total_inactive_anon 231518208 [ 74.096248][ T1108] total_active_anon 83038208 [ 74.096609][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.101274][ T1108] total_inactive_file 16384 [ 74.112465][ T1108] total_active_file 0 [ 74.112855][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.116455][ T1108] total_unevictable 0 [ 74.116467][ T1108] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.301,pid=1089,uid=0 [ 74.127882][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.142942][ T1108] Memory cgroup out of memory: Killed process 1089 (syz.0.301) total-vm:90396kB, anon-rss:1244kB, file-rss:22204kB, shmem-rss:0kB, UID:0 pgtables:200kB oom_score_adj:1000 [ 74.166525][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.173807][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.181261][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.191841][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.204464][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.220029][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.229557][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.237851][ T1065] syz.0.301 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 74.247925][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.255218][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.262722][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.271120][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.279782][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.287014][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.295324][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.304547][ T1065] CPU: 0 UID: 0 PID: 1065 Comm: syz.0.301 Not tainted syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858 [ 74.304579][ T1065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 74.304591][ T1065] Call Trace: [ 74.304598][ T1065] [ 74.304606][ T1065] __dump_stack+0x21/0x30 [ 74.304647][ T1065] dump_stack_lvl+0x140/0x1c0 [ 74.304679][ T1065] ? __cfi_dump_stack_lvl+0x10/0x10 [ 74.304709][ T1065] ? ___ratelimit+0x41c/0x5c0 [ 74.304732][ T1065] ? __kasan_check_write+0x18/0x20 [ 74.304756][ T1065] dump_stack+0x19/0x20 [ 74.304785][ T1065] dump_header+0xd9/0x460 [ 74.304813][ T1065] oom_kill_process+0x35d/0x640 [ 74.304841][ T1065] out_of_memory+0x5d1/0xa20 [ 74.304866][ T1065] ? __cfi_out_of_memory+0x10/0x10 [ 74.304890][ T1065] ? mutex_lock_killable+0x97/0x1d0 [ 74.304935][ T1065] ? __cfi_mutex_lock_killable+0x10/0x10 [ 74.304964][ T1065] mem_cgroup_out_of_memory+0x2c5/0x390 [ 74.304990][ T1065] ? css_next_descendant_pre+0x1ec/0x210 [ 74.305017][ T1065] ? __kasan_check_write+0x18/0x20 [ 74.305040][ T1065] ? drain_obj_stock+0xec0/0xec0 [ 74.305065][ T1065] ? memcg1_oom_prepare+0x2c5/0x3a0 [ 74.305089][ T1065] try_charge_memcg+0x925/0xe10 [ 74.305120][ T1065] ? static_key_count+0x45/0x70 [ 74.305151][ T1065] ? lruvec_init+0x1b1/0x280 [ 74.305176][ T1065] ? __cfi_try_charge_memcg+0x10/0x10 [ 74.305209][ T1065] ? __alloc_pages_noprof+0x35a/0x7e0 [ 74.305240][ T1065] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 74.305274][ T1065] __mem_cgroup_charge+0xfc/0x420 [ 74.305296][ T1065] ? do_pte_missing+0x3894/0x4440 [ 74.305326][ T1065] ? __cfi___mem_cgroup_charge+0x10/0x10 [ 74.305352][ T1065] shmem_alloc_and_add_folio+0x8e4/0x10b0 [ 74.305383][ T1065] ? shmem_replace_folio+0x9b0/0x9b0 [ 74.305411][ T1065] ? shmem_huge_global_enabled+0x2da/0x360 [ 74.305438][ T1065] ? shmem_allowable_huge_orders+0x1f7/0x430 [ 74.305464][ T1065] ? __kasan_check_write+0x18/0x20 [ 74.305498][ T1065] ? _raw_spin_lock+0x92/0x120 [ 74.305519][ T1065] shmem_get_folio_gfp+0x5cd/0x12e0 [ 74.305546][ T1065] ? shmem_get_folio+0xc0/0xc0 [ 74.305570][ T1065] ? inode_to_bdi+0x6d/0x100 [ 74.305601][ T1065] shmem_write_begin+0xf4/0x260 [ 74.305629][ T1065] generic_perform_write+0x329/0x970 [ 74.305666][ T1065] ? inode_update_timestamps+0x4d1/0x6e0 [ 74.305699][ T1065] ? __cfi_generic_perform_write+0x10/0x10 [ 74.305728][ T1065] ? generic_write_checks_count+0x426/0x540 [ 74.305759][ T1065] ? mnt_get_write_access_file+0x1af/0x3b0 [ 74.305791][ T1065] ? mnt_put_write_access_file+0xc2/0x100 [ 74.305820][ T1065] ? file_update_time+0x1de/0x210 [ 74.305871][ T1065] shmem_file_write_iter+0x105/0x130 [ 74.305902][ T1065] __kernel_write_iter+0x462/0x900 [ 74.305928][ T1065] ? __cfi___kernel_write_iter+0x10/0x10 [ 74.305951][ T1065] ? get_dump_page+0x165/0x220 [ 74.305983][ T1065] ? __asan_memset+0x39/0x50 [ 74.306005][ T1065] ? iov_iter_bvec+0xc0/0x180 [ 74.306037][ T1065] dump_user_range+0xb8b/0xe60 [ 74.306063][ T1065] ? __cfi_dump_user_range+0x10/0x10 [ 74.306088][ T1065] ? elf_coredump_extra_notes_write+0x426/0x4b0 [ 74.306122][ T1065] ? __cfi_elf_coredump_extra_notes_write+0x10/0x10 [ 74.306156][ T1065] ? elf_core_dump+0x23cf/0x3840 [ 74.306188][ T1065] elf_core_dump+0x2d61/0x3840 [ 74.306221][ T1065] ? __cfi_elf_core_dump+0x10/0x10 [ 74.306251][ T1065] ? mas_next_slot+0xf01/0xfd0 [ 74.306287][ T1065] ? dump_interrupted+0xf0/0xf0 [ 74.306310][ T1065] ? filp_open+0x199/0x1f0 [ 74.306344][ T1065] ? 0xffffffffff600000 [ 74.306362][ T1065] do_coredump+0x20d2/0x3050 [ 74.306388][ T1065] ? __cfi_do_coredump+0x10/0x10 [ 74.306410][ T1065] ? asm_exc_general_protection+0x2b/0x30 [ 74.306445][ T1065] ? __kasan_slab_free+0x6a/0x80 [ 74.306472][ T1065] ? get_signal+0xa2a/0x1490 [ 74.306502][ T1065] get_signal+0x11bf/0x1490 [ 74.306535][ T1065] arch_do_signal_or_restart+0xbc/0x700 [ 74.306569][ T1065] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 74.306591][ T1065] ? fixup_iopl_exception+0xe2/0x2e0 [ 74.306615][ T1065] irqentry_exit_to_user_mode+0x4d/0xb0 [ 74.306651][ T1065] irqentry_exit+0x16/0x60 [ 74.306677][ T1065] exc_general_protection+0x152/0x1e0 [ 74.306700][ T1065] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 74.306729][ T1065] asm_exc_general_protection+0x2b/0x30 [ 74.306752][ T1065] RIP: 0033:0x7f02a839e161 [ 74.306770][ T1065] Code: 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f [ 74.306788][ T1065] RSP: 002b:0000200000000080 EFLAGS: 00010217 [ 74.306808][ T1065] RAX: 0000000000000000 RBX: 00007f02a8625fa0 RCX: 00007f02a839e159 [ 74.306823][ T1065] RDX: 00002000000000c0 RSI: 0000200000000080 RDI: 0000000000000200 [ 74.306838][ T1065] RBP: 00007f02a843503b R08: 00002000000001c0 R09: 00002000000001c0 [ 74.306853][ T1065] R10: 0000200000000100 R11: 0000000000000206 R12: 0000000000000000 [ 74.306867][ T1065] R13: 00007f02a8626038 R14: 00007f02a8625fa0 R15: 00007ffea02f48d8 [ 74.306885][ T1065] [ 74.308123][ T1774] overlay: filesystem on ./bus not supported as upperdir [ 74.309923][ T1065] memory: usage 306716kB, limit 307200kB, failcnt 58656 [ 74.598822][ T1777] netlink: 'syz.0.503': attribute type 3 has an invalid length. [ 74.833357][ T1065] memory+swap: usage 394060kB, limit 9007199254740988kB, failcnt 0 [ 74.841534][ T1065] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 74.848527][ T1065] Memory cgroup stats for /syz0: [ 74.848677][ T1065] cache 276664320 [ 74.866316][ T1777] netlink: 8 bytes leftover after parsing attributes in process `syz.0.503'. [ 74.882239][ T36] audit: type=1400 audit(1805955186.177:303): avc: denied { map } for pid=1781 comm="syz.2.515" path="/proc/337/task/338/fd" dev="proc" ino=12793 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=dir permissive=1 [ 75.083880][ T1065] rss 217088 [ 75.087242][ T1065] rss_huge 0 [ 75.091068][ T1065] shmem 275742720 [ 75.095232][ T1065] mapped_file 782336 [ 75.102537][ T1065] dirty 0 [ 75.108922][ T1065] writeback 0 [ 75.119321][ T1065] workingset_refault_anon 54 [ 75.138230][ T1065] workingset_refault_file 43488 [ 75.156163][ T1065] swap 126545920 [ 75.168468][ T1065] swapcached 24576 [ 75.194943][ T1065] pgpgin 278221 [ 75.212817][ T1065] pgpgout 210601 [ 75.216519][ T36] audit: type=1400 audit(1805955186.507:304): avc: denied { getopt } for pid=1798 comm="syz.3.521" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 75.236634][ T1799] netlink: 8 bytes leftover after parsing attributes in process `syz.3.521'. [ 75.240637][ T1065] pgfault 43203 [ 75.257664][ T1065] pgmajfault 747 [ 75.266893][ T1065] inactive_anon 161640448 [ 75.277848][ T1065] active_anon 113872896 [ 75.290790][ T1065] inactive_file 0 [ 75.299912][ T1065] active_file 921600 [ 75.314735][ T1065] unevictable 0 [ 75.325346][ T1065] hierarchical_memory_limit 314572800 [ 75.340698][ T1065] hierarchical_memsw_limit 9223372036854771712 [ 75.353581][ T1065] total_cache 276664320 [ 75.363265][ T1065] total_rss 217088 [ 75.370342][ T1065] total_rss_huge 0 [ 75.378110][ T1065] total_shmem 275742720 [ 75.386772][ T1065] total_mapped_file 782336 [ 75.400040][ T1065] total_dirty 0 [ 75.410195][ T1065] total_writeback 0 [ 75.422834][ T1065] total_workingset_refault_anon 54 [ 75.438866][ T1065] total_workingset_refault_file 43488 [ 75.455898][ T1065] total_swap 126545920 [ 75.468701][ T1065] total_swapcached 24576 [ 75.483094][ T1065] total_pgpgin 278221 [ 75.496564][ T1065] total_pgpgout 210601 [ 75.503939][ T1065] total_pgfault 43203 [ 75.508040][ T1065] total_pgmajfault 747 [ 75.512404][ T1065] total_inactive_anon 161640448 [ 75.517363][ T1065] total_active_anon 113872896 [ 75.522349][ T1065] total_inactive_file 0 [ 75.526608][ T1065] total_active_file 921600 [ 75.531285][ T1065] total_unevictable 0 [ 75.535350][ T1065] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.301,pid=1070,uid=0 [ 75.550317][ T1065] Memory cgroup out of memory: Killed process 1070 (syz.0.301) total-vm:90396kB, anon-rss:1244kB, file-rss:22196kB, shmem-rss:0kB, UID:0 pgtables:200kB oom_score_adj:1000 [ 75.574403][ T1100] syz.0.301 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 75.629097][ T1100] CPU: 1 UID: 0 PID: 1100 Comm: syz.0.301 Not tainted syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858 [ 75.629132][ T1100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 75.629145][ T1100] Call Trace: [ 75.629152][ T1100] [ 75.629161][ T1100] __dump_stack+0x21/0x30 [ 75.629196][ T1100] dump_stack_lvl+0x140/0x1c0 [ 75.629225][ T1100] ? __cfi_dump_stack_lvl+0x10/0x10 [ 75.629254][ T1100] ? ___ratelimit+0x41c/0x5c0 [ 75.629278][ T1100] ? __kasan_check_write+0x18/0x20 [ 75.629301][ T1100] dump_stack+0x19/0x20 [ 75.629329][ T1100] dump_header+0xd9/0x460 [ 75.629358][ T1100] oom_kill_process+0x35d/0x640 [ 75.629383][ T1100] out_of_memory+0x5d1/0xa20 [ 75.629407][ T1100] ? __cfi_out_of_memory+0x10/0x10 [ 75.629432][ T1100] ? mutex_lock_killable+0x115/0x1d0 [ 75.629458][ T1100] ? __cfi_mutex_lock_killable+0x10/0x10 [ 75.629486][ T1100] mem_cgroup_out_of_memory+0x2c5/0x390 [ 75.629521][ T1100] ? css_next_descendant_pre+0x1ec/0x210 [ 75.629545][ T1100] ? __kasan_check_write+0x18/0x20 [ 75.629566][ T1100] ? drain_obj_stock+0xec0/0xec0 [ 75.629590][ T1100] ? memcg1_oom_prepare+0x2c5/0x3a0 [ 75.629612][ T1100] try_charge_memcg+0x925/0xe10 [ 75.629639][ T1100] ? static_key_count+0x45/0x70 [ 75.629666][ T1100] ? lruvec_init+0x1b1/0x280 [ 75.629688][ T1100] ? __cfi_try_charge_memcg+0x10/0x10 [ 75.629717][ T1100] ? __alloc_pages_noprof+0x35a/0x7e0 [ 75.629747][ T1100] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 75.629779][ T1100] __mem_cgroup_charge+0xfc/0x420 [ 75.629799][ T1100] ? folio_add_lru+0x116/0x400 [ 75.629824][ T1100] ? __cfi___mem_cgroup_charge+0x10/0x10 [ 75.629845][ T1100] shmem_alloc_and_add_folio+0x8e4/0x10b0 [ 75.629873][ T1100] ? shmem_replace_folio+0x9b0/0x9b0 [ 75.629917][ T1100] ? shmem_huge_global_enabled+0x2da/0x360 [ 75.629956][ T1100] ? shmem_allowable_huge_orders+0x1f7/0x430 [ 75.629980][ T1100] ? __kasan_check_write+0x18/0x20 [ 75.630000][ T1100] ? _raw_spin_lock+0x92/0x120 [ 75.630043][ T1100] shmem_get_folio_gfp+0x5cd/0x12e0 [ 75.630070][ T1100] ? shmem_get_folio+0xc0/0xc0 [ 75.630093][ T1100] ? inode_to_bdi+0x6d/0x100 [ 75.630123][ T1100] shmem_write_begin+0xf4/0x260 [ 75.630150][ T1100] generic_perform_write+0x329/0x970 [ 75.630180][ T1100] ? inode_update_timestamps+0x4d1/0x6e0 [ 75.630214][ T1100] ? __cfi_generic_perform_write+0x10/0x10 [ 75.630244][ T1100] ? generic_write_checks_count+0x426/0x540 [ 75.630273][ T1100] ? mnt_get_write_access_file+0x1af/0x3b0 [ 75.630303][ T1100] ? mnt_put_write_access_file+0xc2/0x100 [ 75.630333][ T1100] ? file_update_time+0x1de/0x210 [ 75.630364][ T1100] shmem_file_write_iter+0x105/0x130 [ 75.630394][ T1100] __kernel_write_iter+0x462/0x900 [ 75.630418][ T1100] ? __cfi___kernel_write_iter+0x10/0x10 [ 75.630441][ T1100] ? get_dump_page+0x165/0x220 [ 75.630470][ T1100] ? __asan_memset+0x39/0x50 [ 75.630491][ T1100] ? iov_iter_bvec+0xc0/0x180 [ 75.630522][ T1100] dump_user_range+0xb8b/0xe60 [ 75.630548][ T1100] ? __cfi_dump_user_range+0x10/0x10 [ 75.630571][ T1100] ? elf_coredump_extra_notes_write+0x426/0x4b0 [ 75.630602][ T1100] ? __cfi_elf_coredump_extra_notes_write+0x10/0x10 [ 75.630634][ T1100] ? elf_core_dump+0x23cf/0x3840 [ 75.630663][ T1100] elf_core_dump+0x2d61/0x3840 [ 75.630694][ T1100] ? __cfi_elf_core_dump+0x10/0x10 [ 75.630720][ T1100] ? mas_next_slot+0xf01/0xfd0 [ 75.630754][ T1100] ? dump_interrupted+0xf0/0xf0 [ 75.630775][ T1100] ? filp_open+0x199/0x1f0 [ 75.630805][ T1100] ? 0xffffffffff600000 [ 75.630824][ T1100] do_coredump+0x20d2/0x3050 [ 75.630849][ T1100] ? __cfi_do_coredump+0x10/0x10 [ 75.630870][ T1100] ? asm_exc_general_protection+0x2b/0x30 [ 75.630905][ T1100] ? __kasan_slab_free+0x6a/0x80 [ 75.630932][ T1100] ? get_signal+0xa2a/0x1490 [ 75.630961][ T1100] get_signal+0x11bf/0x1490 [ 75.630993][ T1100] arch_do_signal_or_restart+0xbc/0x700 [ 75.631021][ T1100] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 75.631043][ T1100] ? fixup_iopl_exception+0xe2/0x2e0 [ 75.631067][ T1100] irqentry_exit_to_user_mode+0x4d/0xb0 [ 75.631095][ T1100] irqentry_exit+0x16/0x60 [ 75.631121][ T1100] exc_general_protection+0x152/0x1e0 [ 75.631143][ T1100] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 75.631173][ T1100] asm_exc_general_protection+0x2b/0x30 [ 75.631198][ T1100] RIP: 0033:0x7f02a839e161 [ 75.631218][ T1100] Code: 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f [ 75.631236][ T1100] RSP: 002b:0000200000000080 EFLAGS: 00010217 [ 75.631256][ T1100] RAX: 0000000000000000 RBX: 00007f02a8625fa0 RCX: 00007f02a839e159 [ 75.631271][ T1100] RDX: 00002000000000c0 RSI: 0000200000000080 RDI: 0000000000000200 [ 75.631286][ T1100] RBP: 00007f02a843503b R08: 00002000000001c0 R09: 00002000000001c0 [ 75.631300][ T1100] R10: 0000200000000100 R11: 0000000000000206 R12: 0000000000000000 [ 75.631314][ T1100] R13: 00007f02a8626038 R14: 00007f02a8625fa0 R15: 00007ffea02f48d8 [ 75.631332][ T1100] [ 76.203960][ T1808] overlayfs: option "workdir=./file1" is useless in a non-upper mount, ignore [ 76.226015][ T36] audit: type=1400 audit(1805955187.517:305): avc: denied { setopt } for pid=1806 comm="syz.1.524" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=icmp_socket permissive=1 [ 76.245679][ T1808] overlayfs: missing 'lowerdir' [ 76.262378][ T36] audit: type=1400 audit(1805955187.517:306): avc: denied { write } for pid=1806 comm="syz.1.524" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=icmp_socket permissive=1 [ 76.315047][ T36] audit: type=1400 audit(1805955187.517:307): avc: denied { write } for pid=1806 comm="syz.1.524" name="ppp" dev="devtmpfs" ino=86 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:ppp_device_t tclass=chr_file permissive=1 [ 76.529717][ T1100] memory: usage 306440kB, limit 307200kB, failcnt 62951 [ 76.611281][ T1822] netlink: 'syz.3.526': attribute type 3 has an invalid length. [ 76.618978][ T1822] netlink: 8 bytes leftover after parsing attributes in process `syz.3.526'. [ 76.643147][ T1100] memory+swap: usage 428544kB, limit 9007199254740988kB, failcnt 0 [ 76.670475][ T1826] FAULT_INJECTION: forcing a failure. [ 76.670475][ T1826] name failslab, interval 1, probability 0, space 0, times 0 [ 76.696970][ T1100] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 76.707079][ T1826] CPU: 1 UID: 0 PID: 1826 Comm: syz.3.528 Not tainted syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858 [ 76.707115][ T1826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 76.707130][ T1826] Call Trace: [ 76.707138][ T1826] [ 76.707146][ T1826] __dump_stack+0x21/0x30 [ 76.707185][ T1826] dump_stack_lvl+0x140/0x1c0 [ 76.707217][ T1826] ? __cfi_dump_stack_lvl+0x10/0x10 [ 76.707248][ T1826] dump_stack+0x19/0x20 [ 76.707278][ T1826] should_fail_ex+0x3c2/0x510 [ 76.707305][ T1826] should_failslab+0xac/0x100 [ 76.707333][ T1826] __kmalloc_cache_noprof+0x41/0x470 [ 76.707358][ T1826] ? x509_key_preparse+0x31d/0x880 [ 76.707399][ T1826] ? bin2hex+0x467/0x550 [ 76.707425][ T1826] x509_key_preparse+0x31d/0x880 [ 76.707447][ T1826] ? __cfi_down_read+0x10/0x10 [ 76.707476][ T1826] asymmetric_key_preparse+0xb6/0x100 [ 76.707509][ T1826] __key_create_or_update+0x430/0xa90 [ 76.707546][ T1826] ? security_key_permission+0x3d/0x100 [ 76.707571][ T1826] ? key_create_or_update+0x70/0x70 [ 76.707605][ T1826] ? __kasan_kmalloc+0x96/0xb0 [ 76.707637][ T1826] ? __cfi_lookup_user_key_possessed+0x10/0x10 [ 76.707669][ T1826] key_create_or_update+0x47/0x70 [ 76.707705][ T1826] __se_sys_add_key+0x355/0x4b0 [ 76.707732][ T1826] ? __x64_sys_add_key+0xf0/0xf0 [ 76.707758][ T1826] ? __kasan_check_write+0x18/0x20 [ 76.707781][ T1826] ? fpregs_restore_userregs+0x11c/0x260 [ 76.707810][ T1826] __x64_sys_add_key+0xc3/0xf0 [ 76.707845][ T1826] x64_sys_call+0x195f/0x2ee0 [ 76.707868][ T1826] do_syscall_64+0x57/0xf0 [ 76.707888][ T1826] ? clear_bhb_loop+0x50/0xa0 [ 76.707918][ T1826] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 76.707944][ T1826] RIP: 0033:0x7f6b8699e159 [ 76.707965][ T1826] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 76.707984][ T1826] RSP: 002b:00007f6b87896028 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8 [ 76.708009][ T1826] RAX: ffffffffffffffda RBX: 00007f6b86c25fa0 RCX: 00007f6b8699e159 [ 76.708028][ T1826] RDX: 0000200000000200 RSI: 0000200000000100 RDI: 0000200000000000 [ 76.708044][ T1826] RBP: 00007f6b86a3503b R08: ffffffffffffffff R09: 0000000000000000 [ 76.708060][ T1826] R10: 0000000000000559 R11: 0000000000000246 R12: 0000000000000000 [ 76.708074][ T1826] R13: 00007f6b86c26038 R14: 00007f6b86c25fa0 R15: 00007ffdafa54478 [ 76.708093][ T1826] [ 76.776991][ T1100] Memory cgroup stats for [ 76.951559][ T9] usb 2-1: new high-speed USB device number 7 using dummy_hcd [ 76.977210][ T1100] /syz0: [ 76.977861][ T1100] cache 307503104 [ 76.984771][ T1100] rss 4358144 [ 76.988329][ T1100] rss_huge 0 [ 76.988608][ T1832] SELinux: unrecognized netlink message: protocol=9 nlmsg_type=0 sclass=netlink_audit_socket pid=1832 comm=syz.3.530 [ 76.991579][ T1100] shmem 306442240 [ 77.069929][ T1100] mapped_file 790528 [ 77.087938][ T1100] dirty 0 [ 77.114380][ T1100] writeback 0 [ 77.117718][ T1100] workingset_refault_anon 54 [ 77.122397][ T9] usb 2-1: Using ep0 maxpacket: 16 [ 77.128784][ T9] usb 2-1: config 1 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 77.140049][ T9] usb 2-1: config 1 interface 0 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 96 [ 77.154061][ T9] usb 2-1: config 1 interface 0 altsetting 0 bulk endpoint 0x3 has invalid maxpacket 8 [ 77.173825][ T9] usb 2-1: config 1 interface 0 altsetting 0 has 3 endpoint descriptors, different from the interface descriptor's value: 18 [ 77.187275][ T1100] workingset_refault_file 52921 [ 77.193310][ T9] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 77.202762][ T1100] swap 127967232 [ 77.206559][ T9] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=1 [ 77.214798][ T1100] swapcached 20480 [ 77.215246][ T9] usb 2-1: SerialNumber: syz [ 77.230622][ T1820] raw-gadget.0 gadget.1: fail, usb_ep_enable returned -22 [ 77.230782][ T1100] pgpgin 308241 [ 77.238265][ T1820] raw-gadget.0 gadget.1: fail, usb_ep_enable returned -22 [ 77.242300][ T1100] pgpgout 232102 [ 77.254311][ T9] hub 2-1:1.0: bad descriptor, ignoring hub [ 77.260658][ T1100] pgfault 45445 [ 77.264364][ T9] hub 2-1:1.0: probe with driver hub failed with error -5 [ 77.269917][ T1100] pgmajfault 815 [ 77.297103][ T1100] inactive_anon 224292864 [ 77.326083][ T1100] active_anon 82059264 [ 77.338002][ T1100] inactive_file 0 [ 77.342016][ T1100] active_file 1036288 [ 77.346271][ T1100] unevictable 4136960 [ 77.350847][ T1100] hierarchical_memory_limit 314572800 [ 77.356551][ T1100] hierarchical_memsw_limit 9223372036854771712 [ 77.363078][ T1100] total_cache 307503104 [ 77.367721][ T1100] total_rss 4358144 [ 77.371887][ T1100] total_rss_huge 0 [ 77.375930][ T1100] total_shmem 306442240 [ 77.380454][ T1100] total_mapped_file 790528 [ 77.385192][ T1100] total_dirty 0 [ 77.388984][ T1100] total_writeback 0 [ 77.393145][ T1100] total_workingset_refault_anon 54 [ 77.398573][ T1100] total_workingset_refault_file 52921 [ 77.404310][ T1100] total_swap 127967232 [ 77.408694][ T1100] total_swapcached 20480 [ 77.413312][ T1100] total_pgpgin 308241 [ 77.417617][ T1100] total_pgpgout 232102 [ 77.422034][ T1100] total_pgfault 45445 [ 77.426295][ T1100] total_pgmajfault 815 [ 77.430743][ T1100] total_inactive_anon 224292864 [ 77.435872][ T1100] total_active_anon 82059264 [ 77.440875][ T1100] total_inactive_file 0 [ 77.445312][ T1100] total_active_file 1036288 [ 77.450235][ T1100] total_unevictable 4136960 [ 77.455008][ T1100] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.520,pid=1793,uid=0 [ 77.470276][ T1819] raw-gadget.0 gadget.1: fail, usb_ep_enable returned -22 [ 77.477742][ T1819] raw-gadget.0 gadget.1: fail, usb_ep_enable returned -22 [ 77.481077][ T1100] Memory cgroup out of memory: OOM victim 1793 (syz.0.520) is already exiting. Skip killing the task [ 77.504518][ T1074] syz.0.301 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 77.517789][ T1074] CPU: 0 UID: 0 PID: 1074 Comm: syz.0.301 Not tainted syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858 [ 77.517822][ T1074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 77.517837][ T1074] Call Trace: [ 77.517844][ T1074] [ 77.517853][ T1074] __dump_stack+0x21/0x30 [ 77.517893][ T1074] dump_stack_lvl+0x140/0x1c0 [ 77.517924][ T1074] ? __cfi_dump_stack_lvl+0x10/0x10 [ 77.517955][ T1074] ? ___ratelimit+0x41c/0x5c0 [ 77.517988][ T1074] ? __kasan_check_write+0x18/0x20 [ 77.518012][ T1074] dump_stack+0x19/0x20 [ 77.518041][ T1074] dump_header+0xd9/0x460 [ 77.518072][ T1074] oom_kill_process+0x35d/0x640 [ 77.518101][ T1074] out_of_memory+0x5d1/0xa20 [ 77.518127][ T1074] ? __cfi_out_of_memory+0x10/0x10 [ 77.518152][ T1074] ? mutex_lock_killable+0x115/0x1d0 [ 77.518179][ T1074] ? __cfi_mutex_lock_killable+0x10/0x10 [ 77.518209][ T1074] mem_cgroup_out_of_memory+0x2c5/0x390 [ 77.518234][ T1074] ? css_next_descendant_pre+0x1ec/0x210 [ 77.518262][ T1074] ? __kasan_check_write+0x18/0x20 [ 77.518285][ T1074] ? drain_obj_stock+0xec0/0xec0 [ 77.518312][ T1074] ? memcg1_oom_prepare+0x2c5/0x3a0 [ 77.518337][ T1074] try_charge_memcg+0x925/0xe10 [ 77.518368][ T1074] ? static_key_count+0x45/0x70 [ 77.518399][ T1074] ? lruvec_init+0x1b1/0x280 [ 77.518423][ T1074] ? __cfi_try_charge_memcg+0x10/0x10 [ 77.518454][ T1074] ? __alloc_pages_noprof+0x35a/0x7e0 [ 77.518488][ T1074] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 77.518521][ T1074] __mem_cgroup_charge+0xfc/0x420 [ 77.518543][ T1074] ? folio_add_lru+0x116/0x400 [ 77.518583][ T1074] ? __cfi___mem_cgroup_charge+0x10/0x10 [ 77.518608][ T1074] shmem_alloc_and_add_folio+0x8e4/0x10b0 [ 77.518637][ T1074] ? shmem_replace_folio+0x9b0/0x9b0 [ 77.518663][ T1074] ? shmem_huge_global_enabled+0x2da/0x360 [ 77.518688][ T1074] ? shmem_allowable_huge_orders+0x1f7/0x430 [ 77.518713][ T1074] ? __kasan_check_write+0x18/0x20 [ 77.518735][ T1074] ? _raw_spin_lock+0x92/0x120 [ 77.518755][ T1074] shmem_get_folio_gfp+0x5cd/0x12e0 [ 77.518784][ T1074] ? shmem_get_folio+0xc0/0xc0 [ 77.518807][ T1074] ? follow_page_pte+0x8fb/0xba0 [ 77.518837][ T1074] ? inode_to_bdi+0x6d/0x100 [ 77.518886][ T1074] shmem_write_begin+0xf4/0x260 [ 77.518913][ T1074] generic_perform_write+0x329/0x970 [ 77.518946][ T1074] ? __cfi_generic_perform_write+0x10/0x10 [ 77.518985][ T1074] ? generic_write_checks_count+0x426/0x540 [ 77.519018][ T1074] ? file_update_time+0xa3/0x210 [ 77.519052][ T1074] shmem_file_write_iter+0x105/0x130 [ 77.519083][ T1074] __kernel_write_iter+0x462/0x900 [ 77.519108][ T1074] ? __cfi___kernel_write_iter+0x10/0x10 [ 77.519131][ T1074] ? get_dump_page+0x165/0x220 [ 77.519163][ T1074] ? __asan_memset+0x39/0x50 [ 77.519185][ T1074] ? iov_iter_bvec+0xc0/0x180 [ 77.519217][ T1074] dump_user_range+0xb8b/0xe60 [ 77.519245][ T1074] ? __cfi_dump_user_range+0x10/0x10 [ 77.519272][ T1074] ? elf_coredump_extra_notes_write+0x426/0x4b0 [ 77.519306][ T1074] ? __cfi_elf_coredump_extra_notes_write+0x10/0x10 [ 77.519338][ T1074] ? elf_core_dump+0x23cf/0x3840 [ 77.519366][ T1074] elf_core_dump+0x2d61/0x3840 [ 77.519394][ T1074] ? __cfi_elf_core_dump+0x10/0x10 [ 77.519419][ T1074] ? mas_next_slot+0xf01/0xfd0 [ 77.519449][ T1074] ? dump_interrupted+0xf0/0xf0 [ 77.519469][ T1074] ? filp_open+0x199/0x1f0 [ 77.519497][ T1074] ? 0xffffffffff600000 [ 77.519515][ T1074] do_coredump+0x20d2/0x3050 [ 77.519538][ T1074] ? __cfi_do_coredump+0x10/0x10 [ 77.519557][ T1074] ? asm_exc_general_protection+0x2b/0x30 [ 77.519588][ T1074] ? __kasan_slab_free+0x6a/0x80 [ 77.519613][ T1074] ? get_signal+0xa2a/0x1490 [ 77.519651][ T1074] get_signal+0x11bf/0x1490 [ 77.519679][ T1074] arch_do_signal_or_restart+0xbc/0x700 [ 77.519698][ T1074] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 77.519718][ T1074] ? fixup_iopl_exception+0xe2/0x2e0 [ 77.519738][ T1074] irqentry_exit_to_user_mode+0x4d/0xb0 [ 77.519764][ T1074] irqentry_exit+0x16/0x60 [ 77.519791][ T1074] exc_general_protection+0x152/0x1e0 [ 77.519811][ T1074] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 77.519838][ T1074] asm_exc_general_protection+0x2b/0x30 [ 77.519860][ T1074] RIP: 0033:0x7f02a839e161 [ 77.519876][ T1074] Code: 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f [ 77.519892][ T1074] RSP: 002b:0000200000000080 EFLAGS: 00010217 [ 77.519909][ T1074] RAX: 0000000000000000 RBX: 00007f02a8625fa0 RCX: 00007f02a839e159 [ 77.519923][ T1074] RDX: 00002000000000c0 RSI: 0000200000000080 RDI: 0000000000000200 [ 77.519935][ T1074] RBP: 00007f02a843503b R08: 00002000000001c0 R09: 00002000000001c0 [ 77.519948][ T1074] R10: 0000200000000100 R11: 0000000000000206 R12: 0000000000000000 [ 77.519967][ T1074] R13: 00007f02a8626038 R14: 00007f02a8625fa0 R15: 00007ffea02f48d8 [ 77.519983][ T1074] [ 77.989390][ T1074] memory: usage 307200kB, limit 307200kB, failcnt 65559 [ 78.001081][ T1074] memory+swap: usage 432168kB, limit 9007199254740988kB, failcnt 0 [ 78.009375][ T1074] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 78.019588][ T1074] Memory cgroup stats for /syz0: [ 78.019746][ T1074] cache 314474496 [ 78.030099][ T1074] rss 98304 [ 78.033240][ T1074] rss_huge 0 [ 78.036466][ T1074] shmem 314466304 [ 78.048031][ T1074] mapped_file 0 [ 78.051800][ T1074] dirty 0 [ 78.054797][ T1074] writeback 0 [ 78.058117][ T1074] workingset_refault_anon 54 [ 78.062759][ T1074] workingset_refault_file 55091 [ 78.067645][ T1074] swap 127967232 [ 78.068533][ T36] audit: type=1400 audit(1805955189.367:308): avc: denied { setopt } for pid=1841 comm="syz.2.535" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=xdp_socket permissive=1 [ 78.071251][ T1074] swapcached 20480 [ 78.071263][ T1074] pgpgin 313539 [ 78.098292][ T1074] pgpgout 236739 [ 78.102275][ T1074] pgfault 45705 [ 78.105791][ T1074] pgmajfault 843 [ 78.109383][ T1074] inactive_anon 208084992 [ 78.110224][ T1842] 9pnet_fd: Insufficient options for proto=fd [ 78.113776][ T1074] active_anon 106479616 [ 78.121032][ T36] audit: type=1400 audit(1805955189.387:309): avc: denied { bind } for pid=1841 comm="syz.2.535" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=xdp_socket permissive=1 [ 78.124005][ T1074] inactive_file 8192 [ 78.147000][ T1074] active_file 0 [ 78.150502][ T1074] unevictable 0 [ 78.153985][ T1074] hierarchical_memory_limit 314572800 [ 78.159386][ T1074] hierarchical_memsw_limit 9223372036854771712 [ 78.165579][ T1074] total_cache 314474496 [ 78.170015][ T1074] total_rss 98304 [ 78.173870][ T1074] total_rss_huge 0 [ 78.178033][ T1074] total_shmem 314466304 [ 78.182288][ T1074] total_mapped_file 0 [ 78.186301][ T1074] total_dirty 0 [ 78.188442][ T1848] random: crng reseeded on system resumption [ 78.189806][ T1074] total_writeback 0 [ 78.199615][ T1074] total_workingset_refault_anon 54 [ 78.204804][ T1074] total_workingset_refault_file 55091 [ 78.210244][ T1074] total_swap 127967232 [ 78.214342][ T1074] total_swapcached 20480 [ 78.218619][ T1074] total_pgpgin 313539 [ 78.222650][ T1074] total_pgpgout 236739 [ 78.226793][ T1074] total_pgfault 45705 [ 78.232910][ T9] cdc_ether 2-1:1.0 usb0: register 'cdc_ether' at usb-dummy_hcd.1-1, CDC Ethernet Device, 42:42:42:42:42:42 [ 78.249964][ T1074] total_pgmajfault 843 [ 78.257503][ T1074] total_inactive_anon 208084992 [ 78.262954][ T1074] total_active_anon 106479616 [ 78.267049][ T36] audit: type=1400 audit(1805955189.547:310): avc: denied { read } for pid=150 comm="dhcpcd" scontext=system_u:system_r:dhcpc_t tcontext=system_u:system_r:dhcpc_t tclass=netlink_kobject_uevent_socket permissive=1 [ 78.267652][ T1074] total_inactive_file 8192 [ 78.292956][ T1074] total_active_file 0 [ 78.296956][ T1074] total_unevictable 0 [ 78.301041][ T1074] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.301,pid=1060,uid=0 [ 78.315900][ T1074] Memory cgroup out of memory: Killed process 1060 (syz.0.301) total-vm:90396kB, anon-rss:1244kB, file-rss:22224kB, shmem-rss:0kB, UID:0 pgtables:200kB oom_score_adj:1000 [ 78.332147][ T36] audit: type=1400 audit(1805955189.587:311): avc: denied { search } for pid=150 comm="dhcpcd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 78.418219][ T36] audit: type=1400 audit(1805955189.587:312): avc: denied { read } for pid=150 comm="dhcpcd" name="n15" dev="tmpfs" ino=1941 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 78.509419][ T1836] syz.0.532 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 78.539399][ T1860] batadv_slave_0: entered promiscuous mode [ 78.585931][ T1836] CPU: 0 UID: 0 PID: 1836 Comm: syz.0.532 Not tainted syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858 [ 78.585966][ T1836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 78.585980][ T1836] Call Trace: [ 78.585987][ T1836] [ 78.585998][ T1836] __dump_stack+0x21/0x30 [ 78.586033][ T1836] dump_stack_lvl+0x140/0x1c0 [ 78.586062][ T1836] ? __cfi_dump_stack_lvl+0x10/0x10 [ 78.586091][ T1836] ? ___ratelimit+0x41c/0x5c0 [ 78.586115][ T1836] ? __kasan_check_write+0x18/0x20 [ 78.586139][ T1836] dump_stack+0x19/0x20 [ 78.586263][ T1836] dump_header+0xd9/0x460 [ 78.586296][ T1836] oom_kill_process+0x35d/0x640 [ 78.586323][ T1836] out_of_memory+0x5d1/0xa20 [ 78.586349][ T1836] ? __cfi_out_of_memory+0x10/0x10 [ 78.586374][ T1836] ? mutex_lock_killable+0x97/0x1d0 [ 78.586401][ T1836] ? __cfi_mutex_lock_killable+0x10/0x10 [ 78.586431][ T1836] mem_cgroup_out_of_memory+0x2c5/0x390 [ 78.586457][ T1836] ? css_next_descendant_pre+0x1ec/0x210 [ 78.586485][ T1836] ? __kasan_check_write+0x18/0x20 [ 78.586508][ T1836] ? drain_obj_stock+0xec0/0xec0 [ 78.586534][ T1836] ? memcg1_oom_prepare+0x2c5/0x3a0 [ 78.586558][ T1836] try_charge_memcg+0x925/0xe10 [ 78.586588][ T1836] ? static_key_count+0x45/0x70 [ 78.586617][ T1836] ? lruvec_init+0x1b1/0x280 [ 78.586643][ T1836] ? __cfi_try_charge_memcg+0x10/0x10 [ 78.586684][ T1836] ? __alloc_pages_noprof+0x35a/0x7e0 [ 78.586718][ T1836] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 78.586752][ T1836] __mem_cgroup_charge+0xfc/0x420 [ 78.586774][ T1836] ? __kasan_check_read+0x15/0x20 [ 78.586797][ T1836] ? __cfi___mem_cgroup_charge+0x10/0x10 [ 78.586822][ T1836] folio_prealloc+0x67/0x220 [ 78.586851][ T1836] do_wp_page+0x187e/0x2e80 [ 78.586879][ T1836] ? folio_put+0x90/0x90 [ 78.586904][ T1836] ? __cfi__raw_spin_lock+0x10/0x10 [ 78.586925][ T1836] ? pte_offset_map_rw_nolock+0x236/0x2c0 [ 78.586949][ T1836] handle_mm_fault+0x1017/0x1ba0 [ 78.586978][ T1836] ? __cfi_handle_mm_fault+0x10/0x10 [ 78.587004][ T1836] ? lock_vma_under_rcu+0x4cf/0x590 [ 78.587036][ T1836] ? xfd_validate_state+0x68/0x140 [ 78.587067][ T1836] do_user_addr_fault+0x951/0x1230 [ 78.587101][ T1836] ? switch_fpu_return+0x12/0x20 [ 78.587129][ T1836] exc_page_fault+0x58/0xc0 [ 78.587155][ T1836] asm_exc_page_fault+0x2b/0x30 [ 78.587180][ T1836] RIP: 0033:0x7f02a825b8af [ 78.587199][ T1836] Code: ff ff 66 0f 1f 84 00 00 00 00 00 e8 eb 1a 0d 00 c7 00 16 00 00 00 eb de 0f 1f 00 41 56 41 55 41 54 55 48 89 fd 53 48 83 ec 50 47 04 01 89 37 c6 47 20 00 84 d2 74 1c 8b 87 98 00 00 00 85 c0 [ 78.587218][ T1836] RSP: 002b:00007ffea02f49c0 EFLAGS: 00010206 [ 78.587238][ T1836] RAX: 0000000000000000 RBX: 00007f02a8625fa0 RCX: 0000000000000000 [ 78.587254][ T1836] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f02a8625fa0 [ 78.587270][ T1836] RBP: 00007f02a8625fa0 R08: 00007f02a8625fa0 R09: 0000000000000005 [ 78.587285][ T1836] R10: 0000000000000140 R11: 0000000000000001 R12: 0000000000000000 [ 78.587299][ T1836] R13: 0000000000000002 R14: 0000000000000000 R15: 00007f02a8625fa0 [ 78.587317][ T1836] [ 78.587326][ T1836] memory: usage 303000kB, limit 307200kB, failcnt 66368 [ 78.789988][ T31] usb 3-1: new high-speed USB device number 7 using dummy_hcd [ 78.797287][ T1836] memory+swap: usage 397304kB, limit 9007199254740988kB, failcnt 0 [ 78.919807][ T1836] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 78.926714][ T1836] Memory cgroup stats for /syz0: [ 78.926851][ T1836] cache 280969216 [ 78.945590][ T1836] rss 102400 [ 78.948815][ T1836] rss_huge 0 [ 78.957466][ T1836] shmem 280965120 [ 78.967169][ T1867] SELinux: unrecognized netlink message: protocol=9 nlmsg_type=0 sclass=netlink_audit_socket pid=1867 comm=syz.3.539 [ 78.979517][ T1836] mapped_file 0 [ 78.981438][ T31] usb 3-1: config 1 interface 0 altsetting 0 endpoint 0x6 has an invalid bInterval 253, changing to 11 [ 78.994412][ T31] usb 3-1: config 1 interface 0 altsetting 0 endpoint 0x6 has invalid maxpacket 42571, setting to 1024 [ 79.008208][ T31] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 1.00 [ 79.017492][ T31] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 79.019878][ T1836] dirty 0 [ 79.028450][ T1836] writeback 0 [ 79.029820][ T31] usb 3-1: Product: syz [ 79.037639][ T31] usb 3-1: Manufacturer: syz [ 79.047775][ T31] usb 3-1: SerialNumber: syz [ 79.055635][ T1860] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22 [ 79.067604][ T31] cdc_wdm 3-1:1.0: probe with driver cdc_wdm failed with error -22 [ 79.094766][ T1836] workingset_refault_anon 54 [ 79.099403][ T1836] workingset_refault_file 55091 [ 79.104363][ T1836] swap 121491456 [ 79.107931][ T1836] swapcached 94208 [ 79.115514][ T1836] pgpgin 313540 [ 79.119057][ T1836] pgpgout 244901 [ 79.122856][ T1836] pgfault 45706 [ 79.126384][ T1836] pgmajfault 843 [ 79.130190][ T1836] inactive_anon 84217856 [ 79.134521][ T1836] active_anon 196136960 [ 79.139043][ T1836] inactive_file 0 [ 79.156301][ T1836] active_file 4096 [ 79.160637][ C0] cdc_ether 2-1:1.0 usb0: CDC: unexpected notification 68! [ 79.168655][ C0] cdc_ether 2-1:1.0 usb0: CDC: unexpected notification 03! [ 79.172491][ T1836] unevictable 0 [ 79.192715][ T1836] hierarchical_memory_limit 314572800 [ 79.214687][ T1836] hierarchical_memsw_limit 9223372036854771712 [ 79.233814][ T1836] total_cache 280969216 [ 79.238045][ T1836] total_rss 102400 [ 79.242102][ T1836] total_rss_huge 0 [ 79.245915][ T1836] total_shmem 280965120 [ 79.263106][ T1836] total_mapped_file 0 [ 79.269429][ T31] usb 3-1: USB disconnect, device number 7 [ 79.275676][ T1859] batadv_slave_0: left promiscuous mode [ 79.298885][ T1836] total_dirty 0 [ 79.312249][ T1836] total_writeback 0 [ 79.328326][ T1836] total_workingset_refault_anon 54 [ 79.350882][ T1836] total_workingset_refault_file 55091 [ 79.372675][ T1836] total_swap 121491456 [ 79.391352][ T1836] total_swapcached 94208 [ 79.406664][ T1836] total_pgpgin 313540 [ 79.417233][ T1836] total_pgpgout 244901 [ 79.429016][ T1836] total_pgfault 45706 [ 79.448310][ T1836] total_pgmajfault 843 [ 79.458935][ T1836] total_inactive_anon 84217856 [ 79.469252][ T1836] total_active_anon 196136960 [ 79.478365][ T1836] total_inactive_file 0 [ 79.488511][ T1836] total_active_file 4096 [ 79.504304][ T1836] total_unevictable 0 [ 79.519225][ T1836] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.301,pid=1065,uid=0 [ 79.563124][ T1836] Memory cgroup out of memory: Killed process 1065 (syz.0.301) total-vm:90396kB, anon-rss:1244kB, file-rss:22212kB, shmem-rss:0kB, UID:0 pgtables:200kB oom_score_adj:1000 [ 79.670927][ T1074] syz.0.301 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 79.687897][ T1074] CPU: 1 UID: 0 PID: 1074 Comm: syz.0.301 Not tainted syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858 [ 79.687933][ T1074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 79.687948][ T1074] Call Trace: [ 79.687956][ T1074] [ 79.687967][ T1074] __dump_stack+0x21/0x30 [ 79.688003][ T1074] dump_stack_lvl+0x140/0x1c0 [ 79.688035][ T1074] ? __cfi_dump_stack_lvl+0x10/0x10 [ 79.688067][ T1074] ? ___ratelimit+0x41c/0x5c0 [ 79.688092][ T1074] ? __kasan_check_write+0x18/0x20 [ 79.688119][ T1074] dump_stack+0x19/0x20 [ 79.688150][ T1074] dump_header+0xd9/0x460 [ 79.688181][ T1074] oom_kill_process+0x35d/0x640 [ 79.688209][ T1074] out_of_memory+0x5d1/0xa20 [ 79.688237][ T1074] ? __cfi_out_of_memory+0x10/0x10 [ 79.688263][ T1074] ? mutex_lock_killable+0x97/0x1d0 [ 79.688292][ T1074] ? __cfi_mutex_lock_killable+0x10/0x10 [ 79.688324][ T1074] mem_cgroup_out_of_memory+0x2c5/0x390 [ 79.688351][ T1074] ? css_next_descendant_pre+0x1ec/0x210 [ 79.688381][ T1074] ? __kasan_check_write+0x18/0x20 [ 79.688405][ T1074] ? drain_obj_stock+0xec0/0xec0 [ 79.688433][ T1074] ? memcg1_oom_prepare+0x2c5/0x3a0 [ 79.688459][ T1074] try_charge_memcg+0x925/0xe10 [ 79.688493][ T1074] ? static_key_count+0x45/0x70 [ 79.688524][ T1074] ? lruvec_init+0x1b1/0x280 [ 79.688569][ T1074] ? __cfi_try_charge_memcg+0x10/0x10 [ 79.688606][ T1074] ? __alloc_pages_noprof+0x35a/0x7e0 [ 79.688640][ T1074] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 79.688674][ T1074] __mem_cgroup_charge+0xfc/0x420 [ 79.688696][ T1074] ? folio_add_lru+0x116/0x400 [ 79.688724][ T1074] ? __cfi___mem_cgroup_charge+0x10/0x10 [ 79.688748][ T1074] shmem_alloc_and_add_folio+0x8e4/0x10b0 [ 79.688780][ T1074] ? shmem_replace_folio+0x9b0/0x9b0 [ 79.688808][ T1074] ? shmem_huge_global_enabled+0x2da/0x360 [ 79.688835][ T1074] ? shmem_allowable_huge_orders+0x1f7/0x430 [ 79.688860][ T1074] ? __kasan_check_write+0x18/0x20 [ 79.688882][ T1074] ? _raw_spin_lock+0x92/0x120 [ 79.688902][ T1074] shmem_get_folio_gfp+0x5cd/0x12e0 [ 79.688931][ T1074] ? shmem_get_folio+0xc0/0xc0 [ 79.688954][ T1074] ? follow_page_pte+0x8fb/0xba0 [ 79.688985][ T1074] ? inode_to_bdi+0x6d/0x100 [ 79.689017][ T1074] shmem_write_begin+0xf4/0x260 [ 79.689047][ T1074] generic_perform_write+0x329/0x970 [ 79.689080][ T1074] ? __cfi_generic_perform_write+0x10/0x10 [ 79.689111][ T1074] ? generic_write_checks_count+0x426/0x540 [ 79.689143][ T1074] ? file_update_time+0xa3/0x210 [ 79.689175][ T1074] shmem_file_write_iter+0x105/0x130 [ 79.689206][ T1074] __kernel_write_iter+0x462/0x900 [ 79.689231][ T1074] ? __cfi___kernel_write_iter+0x10/0x10 [ 79.689256][ T1074] ? get_dump_page+0x165/0x220 [ 79.689287][ T1074] ? __asan_memset+0x39/0x50 [ 79.689311][ T1074] ? iov_iter_bvec+0xc0/0x180 [ 79.689342][ T1074] dump_user_range+0xb8b/0xe60 [ 79.689369][ T1074] ? __cfi_dump_user_range+0x10/0x10 [ 79.689396][ T1074] ? elf_coredump_extra_notes_write+0x426/0x4b0 [ 79.689430][ T1074] ? __cfi_elf_coredump_extra_notes_write+0x10/0x10 [ 79.689465][ T1074] ? elf_core_dump+0x23cf/0x3840 [ 79.689495][ T1074] elf_core_dump+0x2d61/0x3840 [ 79.689527][ T1074] ? __cfi_elf_core_dump+0x10/0x10 [ 79.689555][ T1074] ? mas_next_slot+0xf01/0xfd0 [ 79.689598][ T1074] ? dump_interrupted+0xf0/0xf0 [ 79.689620][ T1074] ? filp_open+0x199/0x1f0 [ 79.689652][ T1074] ? 0xffffffffff600000 [ 79.689672][ T1074] do_coredump+0x20d2/0x3050 [ 79.689697][ T1074] ? __cfi_do_coredump+0x10/0x10 [ 79.689719][ T1074] ? asm_exc_general_protection+0x2b/0x30 [ 79.689755][ T1074] ? __kasan_slab_free+0x6a/0x80 [ 79.689784][ T1074] ? get_signal+0xa2a/0x1490 [ 79.689814][ T1074] get_signal+0x11bf/0x1490 [ 79.689848][ T1074] arch_do_signal_or_restart+0xbc/0x700 [ 79.689871][ T1074] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 79.689895][ T1074] ? fixup_iopl_exception+0xe2/0x2e0 [ 79.689919][ T1074] irqentry_exit_to_user_mode+0x4d/0xb0 [ 79.689951][ T1074] irqentry_exit+0x16/0x60 [ 79.689980][ T1074] exc_general_protection+0x152/0x1e0 [ 79.690005][ T1074] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 79.690036][ T1074] asm_exc_general_protection+0x2b/0x30 [ 79.690062][ T1074] RIP: 0033:0x7f02a839e161 [ 79.690081][ T1074] Code: 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f [ 79.690101][ T1074] RSP: 002b:0000200000000080 EFLAGS: 00010217 [ 79.690123][ T1074] RAX: 0000000000000000 RBX: 00007f02a8625fa0 RCX: 00007f02a839e159 [ 79.690139][ T1074] RDX: 00002000000000c0 RSI: 0000200000000080 RDI: 0000000000000200 [ 79.690154][ T1074] RBP: 00007f02a843503b R08: 00002000000001c0 R09: 00002000000001c0 [ 79.690169][ T1074] R10: 0000200000000100 R11: 0000000000000206 R12: 0000000000000000 [ 79.690183][ T1074] R13: 00007f02a8626038 R14: 00007f02a8625fa0 R15: 00007ffea02f48d8 [ 79.690201][ T1074] [ 80.216816][ T1877] random: crng reseeded on system resumption [ 80.223096][ T1074] memory: usage 290568kB, limit 307200kB, failcnt 67445 [ 80.230541][ T1074] memory+swap: usage 406456kB, limit 9007199254740988kB, failcnt 0 [ 80.238581][ T1074] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 80.245559][ T1074] Memory cgroup stats for /syz0: [ 80.245835][ T1074] cache 296226816 [ 80.297290][ T1074] rss 106496 [ 80.301805][ T1074] rss_huge 0 [ 80.305126][ T1074] shmem 296222720 [ 80.309221][ T1074] mapped_file 0 [ 80.312921][ T1074] dirty 0 [ 80.315979][ T1074] writeback 417792 [ 80.319867][ T1074] workingset_refault_anon 60 [ 80.324568][ T1074] workingset_refault_file 56717 [ 80.329579][ T1074] swap 119197696 [ 80.333542][ T1074] swapcached 450560 [ 80.337481][ T1074] pgpgin 327978 [ 80.341103][ T1074] pgpgout 255513 [ 80.344794][ T1074] pgfault 45929 [ 80.348372][ T1074] pgmajfault 855 [ 80.352151][ T1074] inactive_anon 261578752 [ 80.365558][ T1074] active_anon 34222080 [ 80.369795][ T1074] inactive_file 0 [ 80.373505][ T1074] active_file 4096 [ 80.377309][ T1074] unevictable 0 [ 80.380942][ T1074] hierarchical_memory_limit 314572800 [ 80.386393][ T1074] hierarchical_memsw_limit 9223372036854771712 [ 80.392695][ T1074] total_cache 296226816 [ 80.396958][ T1074] total_rss 106496 [ 80.400788][ T1074] total_rss_huge 0 [ 80.404882][ T1074] total_shmem 296222720 [ 80.409169][ T1074] total_mapped_file 0 [ 80.413289][ T1074] total_dirty 0 [ 80.416884][ T1074] total_writeback 417792 [ 80.421245][ T1074] total_workingset_refault_anon 60 [ 80.426460][ T1074] total_workingset_refault_file 56717 [ 80.432495][ T1074] total_swap 119197696 [ 80.436672][ T1074] total_swapcached 450560 [ 80.441138][ T1074] total_pgpgin 327978 [ 80.445246][ T1074] total_pgpgout 255513 [ 80.449415][ T1074] total_pgfault 45929 [ 80.453515][ T1074] total_pgmajfault 855 [ 80.457715][ T1074] total_inactive_anon 261578752 [ 80.462701][ T1074] total_active_anon 34222080 [ 80.467402][ T1074] total_inactive_file 0 [ 80.471708][ T1074] total_active_file 4096 [ 80.476081][ T1074] total_unevictable 0 [ 80.480179][ T1074] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0,oom_memcg=/syz0,task_memcg=/syz0,task=syz.0.301,pid=1074,uid=0 [ 80.495082][ T1074] Memory cgroup out of memory: Killed process 1074 (syz.0.301) total-vm:90396kB, anon-rss:1244kB, file-rss:22180kB, shmem-rss:0kB, UID:0 pgtables:200kB oom_score_adj:1000 [ 80.509002][ T10] usb 2-1: USB disconnect, device number 7 [ 80.526158][ T10] cdc_ether 2-1:1.0 usb0: unregister 'cdc_ether' usb-dummy_hcd.1-1, CDC Ethernet Device [ 80.929823][ T67] usb 4-1: new full-speed USB device number 5 using dummy_hcd [ 81.079797][ T67] usb 4-1: device descriptor read/64, error -71 [ 81.239825][ T31] usb 3-1: new full-speed USB device number 8 using dummy_hcd [ 81.319797][ T67] usb 4-1: device descriptor read/64, error -71 [ 81.379807][ T31] usb 3-1: device descriptor read/64, error -71 [ 81.559852][ T67] usb 4-1: new full-speed USB device number 6 using dummy_hcd [ 81.643407][ T31] usb 3-1: device descriptor read/64, error -71 [ 81.699845][ T67] usb 4-1: device descriptor read/64, error -71 [ 81.889988][ T31] usb 3-1: new full-speed USB device number 9 using dummy_hcd [ 81.959827][ T67] usb 4-1: device descriptor read/64, error -71 [ 82.039855][ T31] usb 3-1: device descriptor read/64, error -71 [ 82.069937][ T67] usb usb4-port1: attempt power cycle [ 82.149804][ T311] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 82.279809][ T31] usb 3-1: device descriptor read/64, error -71 [ 82.311164][ T311] usb 1-1: unable to get BOS descriptor or descriptor too short [ 82.324302][ T311] usb 1-1: New USB device found, idVendor=1235, idProduct=8201, bcdDevice= 0.40 [ 82.341349][ T311] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 82.355558][ T311] usb 1-1: Product: syz [ 82.361982][ T311] usb 1-1: Manufacturer: syz [ 82.369938][ T311] usb 1-1: SerialNumber: syz [ 82.389915][ T31] usb usb3-port1: attempt power cycle [ 82.419850][ T67] usb 4-1: new full-speed USB device number 7 using dummy_hcd [ 82.461126][ T67] usb 4-1: device descriptor read/8, error -71 [ 82.591655][ T67] usb 4-1: device descriptor read/8, error -71 [ 82.713865][ T311] usb 1-1: 1:1 : UAC_AS_GENERAL descriptor not found [ 82.720909][ T311] usb 1-1: Focusrite Scarlett Gen 2 Mixer Driver enabled (pid=0x8201); report any issues to https://github.com/geoffreybennett/scarlett-gen2/issues [ 82.735960][ T311] usb 1-1: Error initialising Scarlett Gen 2 Mixer Driver: -22 [ 82.739893][ T31] usb 3-1: new full-speed USB device number 10 using dummy_hcd [ 82.750090][ T311] snd-usb-audio 1-1:1.0: probe with driver snd-usb-audio failed with error -22 [ 82.761878][ T311] usb 1-1: USB disconnect, device number 4 [ 82.770910][ T31] usb 3-1: device descriptor read/8, error -71 [ 82.779060][ T345] udevd[345]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/1-1:1.0/sound/card0/controlC0/../uevent} for writing: No such file or directory [ 82.859830][ T67] usb 4-1: new full-speed USB device number 8 using dummy_hcd [ 82.880886][ T67] usb 4-1: device descriptor read/8, error -71 [ 82.900830][ T31] usb 3-1: device descriptor read/8, error -71 [ 83.010872][ T67] usb 4-1: device descriptor read/8, error -71 [ 83.119896][ T67] usb usb4-port1: unable to enumerate USB device [ 83.139816][ T31] usb 3-1: new full-speed USB device number 11 using dummy_hcd [ 83.160880][ T31] usb 3-1: device descriptor read/8, error -71 [ 83.239228][ T36] kauditd_printk_skb: 12 callbacks suppressed [ 83.239256][ T36] audit: type=1400 audit(1805955194.527:325): avc: denied { create } for pid=1922 comm="syz.0.552" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=nfc_socket permissive=1 [ 83.266569][ T36] audit: type=1400 audit(1805955194.537:326): avc: denied { setopt } for pid=1922 comm="syz.0.552" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=nfc_socket permissive=1 [ 83.290885][ T31] usb 3-1: device descriptor read/8, error -71 [ 83.399861][ T31] usb usb3-port1: unable to enumerate USB device [ 83.411635][ T1933] tipc: Started in network mode [ 83.416516][ T1933] tipc: Node identity 2000004, cluster identity 4711 [ 83.423561][ T1933] tipc: Node number set to 33554436 [ 83.499831][ T311] usb 2-1: new high-speed USB device number 8 using dummy_hcd [ 83.651345][ T311] usb 2-1: unable to get BOS descriptor or descriptor too short [ 83.661320][ T311] usb 2-1: New USB device found, idVendor=1235, idProduct=8201, bcdDevice= 0.40 [ 83.670431][ T311] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 83.678454][ T311] usb 2-1: Product: syz [ 83.682668][ T311] usb 2-1: Manufacturer: syz [ 83.687294][ T311] usb 2-1: SerialNumber: syz [ 84.275685][ T311] usb 2-1: 1:1 : UAC_AS_GENERAL descriptor not found [ 84.282703][ T311] usb 2-1: Focusrite Scarlett Gen 2 Mixer Driver enabled (pid=0x8201); report any issues to https://github.com/geoffreybennett/scarlett-gen2/issues [ 84.297816][ T311] usb 2-1: Error initialising Scarlett Gen 2 Mixer Driver: -22 [ 84.307167][ T311] snd-usb-audio 2-1:1.0: probe with driver snd-usb-audio failed with error -22 [ 84.318008][ T311] usb 2-1: USB disconnect, device number 8 [ 84.330639][ T345] udevd[345]: error opening ATTR{/sys/devices/platform/dummy_hcd.1/usb2/2-1/2-1:1.0/sound/card0/controlC0/../uevent} for writing: No such file or directory [ 84.499835][ T10] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 84.651193][ T10] usb 1-1: unable to get BOS descriptor or descriptor too short [ 84.661132][ T10] usb 1-1: New USB device found, idVendor=1235, idProduct=8201, bcdDevice= 0.40 [ 84.670257][ T10] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 84.678264][ T10] usb 1-1: Product: syz [ 84.682451][ T10] usb 1-1: Manufacturer: syz [ 84.687055][ T10] usb 1-1: SerialNumber: syz [ 84.849810][ T311] usb 4-1: new full-speed USB device number 9 using dummy_hcd [ 84.863418][ T36] audit: type=1400 audit(1805955196.157:327): avc: denied { connect } for pid=1957 comm="syz.1.567" lport=2 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 84.943657][ T10] usb 1-1: 1:1 : UAC_AS_GENERAL descriptor not found [ 84.951055][ T10] usb 1-1: Focusrite Scarlett Gen 2 Mixer Driver enabled (pid=0x8201); report any issues to https://github.com/geoffreybennett/scarlett-gen2/issues [ 84.966216][ T10] usb 1-1: Error initialising Scarlett Gen 2 Mixer Driver: -22 [ 84.976637][ T10] snd-usb-audio 1-1:1.0: probe with driver snd-usb-audio failed with error -22 [ 84.986987][ T311] usb 4-1: device descriptor read/64, error -71 [ 84.997122][ T10] usb 1-1: USB disconnect, device number 5 [ 85.012926][ T345] udevd[345]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/1-1:1.0/sound/card0/controlC0/../uevent} for writing: No such file or directory [ 85.459849][ T311] usb 4-1: device descriptor read/64, error -71 [ 85.699830][ T311] usb 4-1: new full-speed USB device number 10 using dummy_hcd [ 85.742313][ T1970] FAULT_INJECTION: forcing a failure. [ 85.742313][ T1970] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 85.755418][ T1970] CPU: 0 UID: 0 PID: 1970 Comm: syz.1.571 Not tainted syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858 [ 85.755451][ T1970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 85.755467][ T1970] Call Trace: [ 85.755475][ T1970] [ 85.755493][ T1970] __dump_stack+0x21/0x30 [ 85.755521][ T1970] dump_stack_lvl+0x140/0x1c0 [ 85.755544][ T1970] ? __cfi_dump_stack_lvl+0x10/0x10 [ 85.755567][ T1970] ? check_stack_object+0x138/0x150 [ 85.755586][ T1970] dump_stack+0x19/0x20 [ 85.755608][ T1970] should_fail_ex+0x3c2/0x510 [ 85.755628][ T1970] should_fail+0xf/0x20 [ 85.755646][ T1970] should_fail_usercopy+0x1e/0x30 [ 85.755668][ T1970] _copy_to_user+0x24/0xa0 [ 85.755691][ T1970] simple_read_from_buffer+0xed/0x160 [ 85.755715][ T1970] proc_fail_nth_read+0x1aa/0x220 [ 85.755739][ T1970] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 85.755764][ T1970] ? bpf_lsm_file_permission+0xd/0x20 [ 85.755786][ T1970] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 85.755809][ T1970] vfs_read+0x28b/0xc70 [ 85.755826][ T1970] ? __kasan_check_write+0x18/0x20 [ 85.755844][ T1970] ? __cfi_vfs_read+0x10/0x10 [ 85.755860][ T1970] ? __kasan_check_write+0x18/0x20 [ 85.755876][ T1970] ? mutex_lock+0x97/0x1d0 [ 85.755894][ T1970] ? __cfi_mutex_lock+0x10/0x10 [ 85.755915][ T1970] ksys_read+0x145/0x260 [ 85.755932][ T1970] ? __cfi_ksys_read+0x10/0x10 [ 85.755948][ T1970] ? __kasan_check_write+0x18/0x20 [ 85.755964][ T1970] ? fput+0x1a4/0x230 [ 85.755986][ T1970] ? __kasan_check_read+0x15/0x20 [ 85.756004][ T1970] __x64_sys_read+0x7f/0x90 [ 85.756021][ T1970] x64_sys_call+0x2638/0x2ee0 [ 85.756036][ T1970] do_syscall_64+0x57/0xf0 [ 85.756051][ T1970] ? clear_bhb_loop+0x50/0xa0 [ 85.756071][ T1970] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 85.756091][ T1970] RIP: 0033:0x7f32f9f5e98e [ 85.756104][ T1970] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 85.756119][ T1970] RSP: 002b:00007f32faf45fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 85.756136][ T1970] RAX: ffffffffffffffda RBX: 00007f32faf466c0 RCX: 00007f32f9f5e98e [ 85.756149][ T1970] RDX: 000000000000000f RSI: 00007f32faf460a0 RDI: 0000000000000004 [ 85.756160][ T1970] RBP: 00007f32faf46090 R08: 0000000000000000 R09: 0000000000000000 [ 85.756171][ T1970] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 85.756181][ T1970] R13: 00007f32fa226038 R14: 00007f32fa225fa0 R15: 00007ffca26f9bc8 [ 85.756196][ T1970] [ 85.980624][ T67] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 86.022256][ T36] audit: type=1400 audit(1805955197.317:328): avc: denied { connect } for pid=1971 comm="syz.1.572" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=can_socket permissive=1 [ 86.063493][ T1982] tipc: Enabling of bearer rejected, failed to enable media [ 86.070261][ T311] usb 4-1: device descriptor read/64, error -71 [ 86.189812][ T67] usb 1-1: Using ep0 maxpacket: 8 [ 86.197230][ T67] usb 1-1: New USB device found, idVendor=041e, idProduct=3000, bcdDevice= 0.40 [ 86.206355][ T67] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 86.214620][ T67] usb 1-1: Product: syz [ 86.218795][ T67] usb 1-1: Manufacturer: syz [ 86.223458][ T67] usb 1-1: SerialNumber: syz [ 86.309822][ T311] usb 4-1: device descriptor read/64, error -71 [ 86.339828][ T31] usb 2-1: new high-speed USB device number 9 using dummy_hcd [ 86.419928][ T311] usb usb4-port1: attempt power cycle [ 86.491090][ T31] usb 2-1: unable to get BOS descriptor or descriptor too short [ 86.501046][ T31] usb 2-1: New USB device found, idVendor=1235, idProduct=8201, bcdDevice= 0.40 [ 86.510261][ T31] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 86.518266][ T31] usb 2-1: Product: syz [ 86.522505][ T31] usb 2-1: Manufacturer: syz [ 86.527125][ T31] usb 2-1: SerialNumber: syz [ 86.759819][ T311] usb 4-1: new full-speed USB device number 11 using dummy_hcd [ 86.780907][ T311] usb 4-1: device descriptor read/8, error -71 [ 86.911095][ T311] usb 4-1: device descriptor read/8, error -71 [ 87.149817][ T311] usb 4-1: new full-speed USB device number 12 using dummy_hcd [ 87.170874][ T311] usb 4-1: device descriptor read/8, error -71 [ 87.300939][ T311] usb 4-1: device descriptor read/8, error -71 [ 87.409887][ T311] usb usb4-port1: unable to enumerate USB device [ 88.031252][ T2014] block device autoloading is deprecated and will be removed. [ 88.040970][ T36] audit: type=1400 audit(1805955199.337:329): avc: denied { read } for pid=2013 comm="syz.2.586" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=nfc_socket permissive=1 [ 88.066551][ T2017] netlink: 'syz.0.587': attribute type 19 has an invalid length. [ 88.069855][ T36] audit: type=1400 audit(1805955199.357:330): avc: denied { create } for pid=2013 comm="syz.2.586" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=mctp_socket permissive=1 [ 88.114019][ T36] audit: type=1400 audit(1805955199.377:331): avc: denied { setopt } for pid=2016 comm="syz.0.587" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 88.749817][ T10] usb 4-1: new full-speed USB device number 13 using dummy_hcd [ 88.879812][ T10] usb 4-1: device descriptor read/64, error -71 [ 89.119815][ T10] usb 4-1: device descriptor read/64, error -71 [ 89.359815][ T10] usb 4-1: new full-speed USB device number 14 using dummy_hcd [ 89.489814][ T10] usb 4-1: device descriptor read/64, error -71 [ 89.729812][ T10] usb 4-1: device descriptor read/64, error -71 [ 89.840010][ T10] usb usb4-port1: attempt power cycle [ 90.095278][ T36] audit: type=1400 audit(1805955201.387:332): avc: denied { map } for pid=2071 comm="syz.2.597" path="socket:[14035]" dev="sockfs" ino=14035 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=unix_stream_socket permissive=1 [ 90.189821][ T10] usb 4-1: new full-speed USB device number 15 using dummy_hcd [ 90.210883][ T10] usb 4-1: device descriptor read/8, error -71 [ 90.340866][ T10] usb 4-1: device descriptor read/8, error -71 [ 90.359822][ T1990] usb 3-1: new full-speed USB device number 12 using dummy_hcd [ 90.511025][ T1990] usb 3-1: unable to get BOS descriptor or descriptor too short [ 90.519121][ T1990] usb 3-1: not running at top speed; connect to a high speed hub [ 90.526930][ T1990] usb 3-1: too many configurations: 174, using maximum allowed: 8 [ 90.535837][ T1990] usb 3-1: unable to read config index 0 descriptor/start: -61 [ 90.543449][ T1990] usb 3-1: can't read configurations, error -61 [ 90.579809][ T10] usb 4-1: new full-speed USB device number 16 using dummy_hcd [ 90.600830][ T10] usb 4-1: device descriptor read/8, error -71 [ 90.689820][ T1990] usb 3-1: new full-speed USB device number 13 using dummy_hcd [ 90.730866][ T10] usb 4-1: device descriptor read/8, error -71 [ 90.841261][ T1990] usb 3-1: unable to get BOS descriptor or descriptor too short [ 90.849284][ T1990] usb 3-1: not running at top speed; connect to a high speed hub [ 90.850182][ T10] usb usb4-port1: unable to enumerate USB device [ 90.857713][ T1990] usb 3-1: too many configurations: 174, using maximum allowed: 8 [ 90.872300][ T1990] usb 3-1: unable to read config index 0 descriptor/start: -61 [ 90.879934][ T1990] usb 3-1: can't read configurations, error -61 [ 90.886308][ T1990] usb usb3-port1: attempt power cycle [ 91.229830][ T1990] usb 3-1: new full-speed USB device number 14 using dummy_hcd [ 91.251524][ T1990] usb 3-1: unable to get BOS descriptor or descriptor too short [ 91.259611][ T1990] usb 3-1: not running at top speed; connect to a high speed hub [ 91.267546][ T1990] usb 3-1: too many configurations: 174, using maximum allowed: 8 [ 91.276593][ T1990] usb 3-1: unable to read config index 0 descriptor/start: -61 [ 91.284296][ T1990] usb 3-1: can't read configurations, error -61 [ 91.291049][ T67] usb 1-1: Audio class v2/v3 interfaces need an interface association [ 91.301039][ T67] snd-usb-audio 1-1:1.0: probe with driver snd-usb-audio failed with error -22 [ 91.311008][ T31] usb 2-1: 1:1 : UAC_AS_GENERAL descriptor not found [ 91.318561][ T31] usb 2-1: Focusrite Scarlett Gen 2 Mixer Driver enabled (pid=0x8201); report any issues to https://github.com/geoffreybennett/scarlett-gen2/issues [ 91.334721][ T31] usb 2-1: Error initialising Scarlett Gen 2 Mixer Driver: -22 [ 91.349870][ T31] snd-usb-audio 2-1:1.0: probe with driver snd-usb-audio failed with error -22 [ 91.361706][ T31] usb 2-1: USB disconnect, device number 9 [ 91.369482][ T345] udevd[345]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/1-1:1.0/sound/card0/controlC0/../uevent} for writing: No such file or directory [ 91.393114][ T326] udevd[326]: error opening ATTR{/sys/devices/platform/dummy_hcd.1/usb2/2-1/2-1:1.0/sound/card0/controlC0/../uevent} for writing: No such file or directory [ 91.429855][ T1990] usb 3-1: new full-speed USB device number 15 using dummy_hcd [ 91.452373][ T1990] usb 3-1: unable to get BOS descriptor or descriptor too short [ 91.489657][ T1990] usb 3-1: not running at top speed; connect to a high speed hub [ 91.498539][ T1990] usb 3-1: too many configurations: 174, using maximum allowed: 8 [ 91.508525][ T1990] usb 3-1: unable to read config index 0 descriptor/start: -61 [ 91.536956][ T1990] usb 3-1: can't read configurations, error -61 [ 91.566242][ T1990] usb usb3-port1: unable to enumerate USB device [ 91.936863][ T36] audit: type=1400 audit(1805955203.227:333): avc: denied { mount } for pid=2088 comm="syz.0.602" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1 [ 91.965423][ T2091] netlink: 'syz.0.603': attribute type 3 has an invalid length. [ 91.973165][ T2091] netlink: 8 bytes leftover after parsing attributes in process `syz.0.603'. [ 92.205779][ T2095] FAULT_INJECTION: forcing a failure. [ 92.205779][ T2095] name failslab, interval 1, probability 0, space 0, times 0 [ 92.218530][ T2095] CPU: 0 UID: 0 PID: 2095 Comm: syz.1.605 Not tainted syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858 [ 92.218562][ T2095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 92.218580][ T2095] Call Trace: [ 92.218586][ T2095] [ 92.218593][ T2095] __dump_stack+0x21/0x30 [ 92.218621][ T2095] dump_stack_lvl+0x140/0x1c0 [ 92.218665][ T2095] ? __cfi_dump_stack_lvl+0x10/0x10 [ 92.218697][ T2095] ? proc_fail_nth_write+0x184/0x220 [ 92.218731][ T2095] dump_stack+0x19/0x20 [ 92.218760][ T2095] should_fail_ex+0x3c2/0x510 [ 92.218780][ T2095] should_failslab+0xac/0x100 [ 92.218808][ T2095] kmem_cache_alloc_noprof+0x42/0x410 [ 92.218839][ T2095] ? copy_fs_struct+0x5d/0x2d0 [ 92.218855][ T2095] ? __kasan_check_write+0x18/0x20 [ 92.218872][ T2095] ? mutex_unlock+0x90/0x240 [ 92.218891][ T2095] copy_fs_struct+0x5d/0x2d0 [ 92.218907][ T2095] ? ksys_unshare+0x3bf/0x920 [ 92.218929][ T2095] ksys_unshare+0x3c7/0x920 [ 92.218949][ T2095] ? fput+0x1a4/0x230 [ 92.218970][ T2095] ? ksys_write+0x1f3/0x260 [ 92.218986][ T2095] ? __cfi_ksys_unshare+0x10/0x10 [ 92.219008][ T2095] ? __kasan_check_read+0x15/0x20 [ 92.219024][ T2095] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 92.219045][ T2095] __x64_sys_unshare+0x3c/0x50 [ 92.219066][ T2095] x64_sys_call+0x2998/0x2ee0 [ 92.219081][ T2095] do_syscall_64+0x57/0xf0 [ 92.219095][ T2095] ? clear_bhb_loop+0x50/0xa0 [ 92.219114][ T2095] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 92.219133][ T2095] RIP: 0033:0x7f32f9f9e159 [ 92.219146][ T2095] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 92.219160][ T2095] RSP: 002b:00007f32faf46028 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 92.219178][ T2095] RAX: ffffffffffffffda RBX: 00007f32fa225fa0 RCX: 00007f32f9f9e159 [ 92.219190][ T2095] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000044040200 [ 92.219201][ T2095] RBP: 00007f32faf46090 R08: 0000000000000000 R09: 0000000000000000 [ 92.219211][ T2095] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 92.219221][ T2095] R13: 00007f32fa226038 R14: 00007f32fa225fa0 R15: 00007ffca26f9bc8 [ 92.219235][ T2095] [ 92.512837][ T2097] netlink: 'syz.3.606': attribute type 27 has an invalid length. [ 92.521743][ T2097] A link change request failed with some changes committed already. Interface gretap0 may have been left with an inconsistent configuration, please check. [ 92.789836][ T1990] usb 4-1: new high-speed USB device number 17 using dummy_hcd [ 92.836223][ T2101] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 92.844839][ T2101] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 92.854593][ T2101] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 92.863335][ T2101] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 92.872150][ T2101] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 92.880843][ T2101] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 92.941142][ T1990] usb 4-1: unable to get BOS descriptor or descriptor too short [ 92.951396][ T1990] usb 4-1: New USB device found, idVendor=1235, idProduct=8201, bcdDevice= 0.40 [ 92.960969][ T1990] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 92.968973][ T1990] usb 4-1: Product: syz [ 92.973315][ T1990] usb 4-1: Manufacturer: syz [ 92.977935][ T1990] usb 4-1: SerialNumber: syz [ 93.028914][ T2103] ./dev/sda1: Can't lookup blockdev [ 93.238621][ T36] audit: type=1400 audit(1805955204.527:334): avc: denied { getopt } for pid=2107 comm="syz.2.611" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 93.248455][ T1990] usb 4-1: 1:1 : UAC_AS_GENERAL descriptor not found [ 93.269352][ T1990] usb 4-1: Focusrite Scarlett Gen 2 Mixer Driver enabled (pid=0x8201); report any issues to https://github.com/geoffreybennett/scarlett-gen2/issues [ 93.286288][ T1990] usb 4-1: Error initialising Scarlett Gen 2 Mixer Driver: -22 [ 93.289740][ T2110] netlink: 'syz.2.612': attribute type 3 has an invalid length. [ 93.301681][ T2110] netlink: 8 bytes leftover after parsing attributes in process `syz.2.612'. [ 93.305304][ T1990] snd-usb-audio 4-1:1.0: probe with driver snd-usb-audio failed with error -22 [ 93.322377][ T1990] usb 4-1: USB disconnect, device number 17 [ 93.338363][ T345] udevd[345]: error opening ATTR{/sys/devices/platform/dummy_hcd.3/usb4/4-1/4-1:1.0/sound/card0/controlC0/../uevent} for writing: No such file or directory [ 93.654629][ T2118] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 93.672255][ T2118] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 93.797374][ T2120] netlink: 'syz.3.616': attribute type 27 has an invalid length. [ 93.806011][ T2120] A link change request failed with some changes committed already. Interface gretap0 may have been left with an inconsistent configuration, please check. [ 94.193840][ T2124] ./dev/sda1: Can't lookup blockdev [ 94.291092][ T2133] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 94.299755][ T2133] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 94.310379][ T2133] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 94.318878][ T2133] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 94.327889][ T2133] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 94.336490][ T2133] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 94.519852][ T311] usb 3-1: new high-speed USB device number 16 using dummy_hcd [ 94.679881][ T311] usb 3-1: Using ep0 maxpacket: 8 [ 94.687754][ T311] usb 3-1: New USB device found, idVendor=0d8c, idProduct=0103, bcdDevice= 0.40 [ 94.697039][ T311] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 94.705339][ T311] usb 3-1: Product: syz [ 94.709736][ T311] usb 3-1: Manufacturer: syz [ 94.714500][ T311] usb 3-1: SerialNumber: syz [ 94.959877][ T1990] usb 4-1: new high-speed USB device number 18 using dummy_hcd [ 95.182455][ T1990] usb 4-1: unable to get BOS descriptor or descriptor too short [ 95.193542][ T1990] usb 4-1: New USB device found, idVendor=1235, idProduct=8201, bcdDevice= 0.40 [ 95.203696][ T1990] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 95.212357][ T1990] usb 4-1: Product: syz [ 95.216845][ T1990] usb 4-1: Manufacturer: syz [ 95.227985][ T1990] usb 4-1: SerialNumber: syz [ 95.306124][ T2147] ./dev/sda1: Can't lookup blockdev [ 95.345163][ T2151] overlayfs: missing 'workdir' [ 95.458490][ T1990] usb 4-1: 1:1 : UAC_AS_GENERAL descriptor not found [ 95.465537][ T1990] usb 4-1: Focusrite Scarlett Gen 2 Mixer Driver enabled (pid=0x8201); report any issues to https://github.com/geoffreybennett/scarlett-gen2/issues [ 95.480599][ T1990] usb 4-1: Error initialising Scarlett Gen 2 Mixer Driver: -22 [ 95.490017][ T1990] snd-usb-audio 4-1:1.0: probe with driver snd-usb-audio failed with error -22 [ 95.501105][ T1990] usb 4-1: USB disconnect, device number 18 [ 95.514607][ T326] udevd[326]: error opening ATTR{/sys/devices/platform/dummy_hcd.3/usb4/4-1/4-1:1.0/sound/card0/controlC0/../uevent} for writing: No such file or directory [ 95.746916][ T2159] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 95.755533][ T2159] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 95.765283][ T2159] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 95.773900][ T2159] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 95.782568][ T2159] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 95.791129][ T2159] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 95.991816][ T36] audit: type=1400 audit(1805955207.287:335): avc: denied { ioctl } for pid=2162 comm="syz.3.635" path="socket:[14291]" dev="sockfs" ino=14291 ioctlcmd=0xf510 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=key_socket permissive=1 [ 96.016391][ T36] audit: type=1400 audit(1805955207.287:336): avc: denied { ioctl } for pid=2162 comm="syz.3.635" path="socket:[14287]" dev="sockfs" ino=14287 ioctlcmd=0xf511 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=pppox_socket permissive=1 [ 96.041307][ T36] audit: type=1400 audit(1805955207.287:337): avc: denied { ioctl } for pid=2162 comm="syz.3.635" path="socket:[14292]" dev="sockfs" ino=14292 ioctlcmd=0x9418 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 96.067116][ T2165] ./dev/sda1: Can't lookup blockdev [ 96.150283][ T2168] FAULT_INJECTION: forcing a failure. [ 96.150283][ T2168] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 96.163398][ T2168] CPU: 1 UID: 0 PID: 2168 Comm: syz.3.637 Not tainted syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858 [ 96.163428][ T2168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 96.163441][ T2168] Call Trace: [ 96.163448][ T2168] [ 96.163457][ T2168] __dump_stack+0x21/0x30 [ 96.163492][ T2168] dump_stack_lvl+0x140/0x1c0 [ 96.163535][ T2168] ? __cfi_dump_stack_lvl+0x10/0x10 [ 96.163562][ T2168] ? proc_fail_nth_write+0x184/0x220 [ 96.163596][ T2168] dump_stack+0x19/0x20 [ 96.163616][ T2168] should_fail_ex+0x3c2/0x510 [ 96.163634][ T2168] should_fail+0xf/0x20 [ 96.163664][ T2168] should_fail_usercopy+0x1e/0x30 [ 96.163690][ T2168] _copy_from_user+0x20/0xa0 [ 96.163719][ T2168] get_timespec64+0x97/0x1b0 [ 96.163749][ T2168] ? __cfi_get_timespec64+0x10/0x10 [ 96.163768][ T2168] ? mutex_unlock+0x90/0x240 [ 96.163786][ T2168] ? __cfi_mutex_unlock+0x10/0x10 [ 96.163836][ T2168] __se_sys_ppoll+0xe4/0x2b0 [ 96.163868][ T2168] ? fput+0x1a4/0x230 [ 96.163895][ T2168] ? __x64_sys_ppoll+0xf0/0xf0 [ 96.163924][ T2168] ? __cfi_ksys_write+0x10/0x10 [ 96.163947][ T2168] __x64_sys_ppoll+0xc3/0xf0 [ 96.163985][ T2168] x64_sys_call+0xd20/0x2ee0 [ 96.164005][ T2168] do_syscall_64+0x57/0xf0 [ 96.164024][ T2168] ? clear_bhb_loop+0x50/0xa0 [ 96.164055][ T2168] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 96.164074][ T2168] RIP: 0033:0x7f6b8699e159 [ 96.164088][ T2168] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 96.164101][ T2168] RSP: 002b:00007f6b87875028 EFLAGS: 00000246 ORIG_RAX: 000000000000010f [ 96.164134][ T2168] RAX: ffffffffffffffda RBX: 00007f6b86c26090 RCX: 00007f6b8699e159 [ 96.164151][ T2168] RDX: 00002000000000c0 RSI: 0000000000000001 RDI: 0000200000000080 [ 96.164165][ T2168] RBP: 00007f6b87875090 R08: 0000000000000000 R09: 0000000000000000 [ 96.164178][ T2168] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 96.164190][ T2168] R13: 00007f6b86c26128 R14: 00007f6b86c26090 R15: 00007ffdafa54478 [ 96.164211][ T2168] [ 96.955996][ T2187] ./dev/sda1: Can't lookup blockdev [ 97.009827][ T10] usb 4-1: new high-speed USB device number 19 using dummy_hcd [ 97.161250][ T10] usb 4-1: unable to get BOS descriptor or descriptor too short [ 97.171055][ T10] usb 4-1: New USB device found, idVendor=1235, idProduct=8201, bcdDevice= 0.40 [ 97.180174][ T10] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 97.188186][ T10] usb 4-1: Product: syz [ 97.192410][ T10] usb 4-1: Manufacturer: syz [ 97.197031][ T10] usb 4-1: SerialNumber: syz [ 97.219837][ T1475] usb 2-1: new full-speed USB device number 10 using dummy_hcd [ 97.355932][ T1475] usb 2-1: device descriptor read/64, error -71 [ 97.369733][ T2195] netlink: 'syz.2.649': attribute type 4 has an invalid length. [ 97.382946][ T2197] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 97.384281][ T36] audit: type=1400 audit(1805955208.677:338): avc: denied { create } for pid=2196 comm="syz.0.650" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_rdma_socket permissive=1 [ 97.393433][ T2197] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 97.420882][ T10] usb 4-1: 1:1 : UAC_AS_GENERAL descriptor not found [ 97.429642][ T10] usb 4-1: Focusrite Scarlett Gen 2 Mixer Driver enabled (pid=0x8201); report any issues to https://github.com/geoffreybennett/scarlett-gen2/issues [ 97.442138][ T2199] SELinux: unrecognized netlink message: protocol=9 nlmsg_type=0 sclass=netlink_audit_socket pid=2199 comm=syz.2.651 [ 97.445476][ T10] usb 4-1: Error initialising Scarlett Gen 2 Mixer Driver: -22 [ 97.466392][ T10] snd-usb-audio 4-1:1.0: probe with driver snd-usb-audio failed with error -22 [ 97.476042][ T311] usb 3-1: 1:1 : UAC_AS_GENERAL descriptor not found [ 97.487023][ T10] usb 4-1: USB disconnect, device number 19 [ 97.493294][ T311] usb 3-1: 2:1 : UAC_AS_GENERAL descriptor not found [ 97.501554][ T10] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000004: 0000 [#1] PREEMPT SMP KASAN PTI [ 97.514207][ T10] KASAN: null-ptr-deref in range [0x0000000000000020-0x0000000000000027] [ 97.522646][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858 [ 97.534136][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 97.544224][ T10] Workqueue: usb_hub_wq hub_event [ 97.549293][ T10] RIP: 0010:klist_remove+0x15e/0x330 [ 97.554590][ T10] Code: be 00 00 00 00 00 fc ff df 43 80 3c 34 00 74 08 48 89 df e8 54 9f 44 fc 4c 8b 3b 49 83 e7 fe 49 8d 7f 20 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 05 e8 36 9f 44 fc 49 8b 47 20 48 89 44 24 18 4c [ 97.574201][ T10] RSP: 0018:ffffc900000a7600 EFLAGS: 00010202 [ 97.580283][ T10] RAX: 0000000000000004 RBX: ffff88810dff7648 RCX: dffffc0000000000 [ 97.588262][ T10] RDX: ffffc90010137000 RSI: 0000000000002d1e RDI: 0000000000000020 [ 97.596257][ T10] RBP: ffffc900000a76e8 R08: 0000000000000003 R09: 0000000000000004 [ 97.604233][ T10] R10: dffffc0000000000 R11: fffff52000014eb0 R12: 1ffff11021bfeec9 [ 97.612227][ T10] R13: 1ffff92000014ec4 R14: dffffc0000000000 R15: 0000000000000000 [ 97.620232][ T10] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 97.629171][ T10] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.635762][ T10] CR2: 00007f02a83eb840 CR3: 000000010d7ac000 CR4: 00000000003526b0 [ 97.643746][ T10] Call Trace: [ 97.647032][ T10] [ 97.649971][ T10] ? devres_release_all+0x342/0x3c0 [ 97.655215][ T10] ? __cfi_klist_remove+0x10/0x10 [ 97.660258][ T10] ? usb_unbind_interface+0x857/0xa40 [ 97.665658][ T10] device_release_driver_internal+0x739/0x830 [ 97.671736][ T10] device_release_driver+0x1d/0x30 [ 97.676886][ T10] bus_remove_device+0x34f/0x370 [ 97.681842][ T10] device_del+0x583/0xcf0 [ 97.686195][ T10] ? __cfi_device_del+0x10/0x10 [ 97.691049][ T10] ? __kasan_check_write+0x18/0x20 [ 97.696182][ T10] usb_disable_device+0x3af/0x770 [ 97.701218][ T10] usb_disconnect+0x331/0x950 [ 97.705907][ T10] hub_event+0x1ad5/0x4360 [ 97.710357][ T10] ? __cfi_hub_event+0x10/0x10 [ 97.715167][ T10] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 97.720552][ T10] ? _raw_spin_lock_irq+0x93/0x120 [ 97.725680][ T10] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 97.731241][ T10] ? kick_pool+0xb9/0x540 [ 97.735593][ T10] process_scheduled_works+0x7f4/0x1060 [ 97.741146][ T10] worker_thread+0xc99/0x13f0 [ 97.745835][ T10] kthread+0x2c4/0x360 [ 97.749912][ T10] ? __cfi_worker_thread+0x10/0x10 [ 97.755050][ T10] ? __cfi_kthread+0x10/0x10 [ 97.759646][ T10] ret_from_fork+0x64/0xa0 [ 97.764087][ T10] ? __cfi_kthread+0x10/0x10 [ 97.768685][ T10] ret_from_fork_asm+0x1a/0x30 [ 97.773465][ T10] [ 97.776502][ T10] Modules linked in: [ 97.780544][ T10] ---[ end trace 0000000000000000 ]--- [ 97.783934][ T36] audit: type=1400 audit(1805955209.077:339): avc: denied { read } for pid=93 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 97.799861][ T311] usb 3-1: USB disconnect, device number 16 [ 97.814741][ T36] audit: type=1400 audit(1805955209.077:340): avc: denied { search } for pid=93 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 97.817018][ T311] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000004: 0000 [#2] PREEMPT SMP KASAN PTI [ 97.841018][ T36] audit: type=1400 audit(1805955209.077:341): avc: denied { write } for pid=93 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 97.848642][ T311] KASAN: null-ptr-deref in range [0x0000000000000020-0x0000000000000027] [ 97.848666][ T311] CPU: 0 UID: 0 PID: 311 Comm: kworker/0:2 Tainted: G D syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858 [ 97.871116][ T36] audit: type=1400 audit(1805955209.077:342): avc: denied { add_name } for pid=93 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 97.878262][ T311] Tainted: [D]=DIE [ 97.878274][ T311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 97.892187][ T36] audit: type=1400 audit(1805955209.077:343): avc: denied { create } for pid=93 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 97.911760][ T311] Workqueue: usb_hub_wq hub_event [ 97.911806][ T311] RIP: 0010:klist_remove+0x15e/0x330 [ 97.916467][ T36] audit: type=1400 audit(1805955209.077:344): avc: denied { append open } for pid=93 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 97.925603][ T311] Code: be 00 00 00 00 00 fc ff df 43 80 3c 34 00 74 08 48 89 df e8 54 9f 44 fc 4c 8b 3b 49 83 e7 fe 49 8d 7f 20 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 05 e8 36 9f 44 fc 49 8b 47 20 48 89 44 24 18 4c [ 97.925628][ T311] RSP: 0018:ffffc9000b78f600 EFLAGS: 00010202 [ 97.925651][ T311] RAX: 0000000000000004 RBX: ffff88810d7a3048 RCX: dffffc0000000000 [ 97.925668][ T311] RDX: ffffc90010938000 RSI: 000000000000e87a RDI: 0000000000000020 [ 97.925685][ T311] RBP: ffffc9000b78f6e8 R08: 0000000000000003 R09: 0000000000000004 [ 97.925703][ T311] R10: dffffc0000000000 R11: fffff520016f1eb0 R12: 1ffff11021af4609 [ 98.036904][ T311] R13: 1ffff920016f1ec4 R14: dffffc0000000000 R15: 0000000000000000 [ 98.044906][ T311] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 98.053886][ T311] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.060500][ T311] CR2: 00007f8913c53f00 CR3: 000000010d7ac000 CR4: 00000000003526b0 [ 98.068481][ T311] Call Trace: [ 98.071762][ T311] [ 98.074698][ T311] ? devres_release_all+0x342/0x3c0 [ 98.079905][ T311] ? __cfi_klist_remove+0x10/0x10 [ 98.084946][ T311] ? usb_unbind_interface+0x857/0xa40 [ 98.090337][ T311] device_release_driver_internal+0x739/0x830 [ 98.096445][ T311] device_release_driver+0x1d/0x30 [ 98.101581][ T311] bus_remove_device+0x34f/0x370 [ 98.106549][ T311] device_del+0x583/0xcf0 [ 98.110894][ T311] ? __cfi_device_del+0x10/0x10 [ 98.115759][ T311] ? __kasan_check_write+0x18/0x20 [ 98.120881][ T311] usb_disable_device+0x3af/0x770 [ 98.125918][ T311] usb_disconnect+0x331/0x950 [ 98.130622][ T311] hub_event+0x1ad5/0x4360 [ 98.135057][ T311] ? __cfi_hub_event+0x10/0x10 [ 98.139856][ T311] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 98.145224][ T311] ? _raw_spin_lock_irq+0x93/0x120 [ 98.150342][ T311] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 98.155902][ T311] ? kick_pool+0xb9/0x540 [ 98.160236][ T311] process_scheduled_works+0x7f4/0x1060 [ 98.165786][ T311] worker_thread+0xc99/0x13f0 [ 98.170482][ T311] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 98.176248][ T311] ? __kasan_check_read+0x15/0x20 [ 98.181292][ T311] kthread+0x2c4/0x360 [ 98.185390][ T311] ? __cfi_worker_thread+0x10/0x10 [ 98.190515][ T311] ? __cfi_kthread+0x10/0x10 [ 98.195109][ T311] ret_from_fork+0x64/0xa0 [ 98.199535][ T311] ? __cfi_kthread+0x10/0x10 [ 98.204136][ T311] ret_from_fork_asm+0x1a/0x30 [ 98.208911][ T311] [ 98.211928][ T311] Modules linked in: [ 98.215908][ T311] ---[ end trace 0000000000000000 ]--- [ 98.221493][ T10] RIP: 0010:klist_remove+0x15e/0x330 [ 98.226838][ T10] Code: be 00 00 00 00 00 fc ff df 43 80 3c 34 00 74 08 48 89 df e8 54 9f 44 fc 4c 8b 3b 49 83 e7 fe 49 8d 7f 20 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 05 e8 36 9f 44 fc 49 8b 47 20 48 89 44 24 18 4c [ 98.246500][ T10] RSP: 0018:ffffc900000a7600 EFLAGS: 00010202 [ 98.252637][ T10] RAX: 0000000000000004 RBX: ffff88810dff7648 RCX: dffffc0000000000 [ 98.260706][ T10] RDX: ffffc90010137000 RSI: 0000000000002d1e RDI: 0000000000000020 [ 98.268755][ T10] RBP: ffffc900000a76e8 R08: 0000000000000003 R09: 0000000000000004 [ 98.276799][ T10] R10: dffffc0000000000 R11: fffff52000014eb0 R12: 1ffff11021bfeec9 [ 98.284841][ T10] R13: 1ffff92000014ec4 R14: dffffc0000000000 R15: 0000000000000000 [ 98.292861][ T10] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 98.301856][ T10] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.308482][ T10] CR2: 00007f8913c53f00 CR3: 000000010d7ac000 CR4: 00000000003526b0 [ 98.316681][ T1475] usb 2-1: device descriptor read/64, error -71 [ 98.322999][ T10] Kernel panic - not syncing: Fatal exception [ 98.329652][ T10] Kernel Offset: disabled [ 98.333984][ T10] Rebooting in 86400 seconds..