last executing test programs: 3.196262679s ago: executing program 3 (id=6): capset(&(0x7f0000000040)={0x19980330}, &(0x7f0000000080)={0x6, 0xe, 0x13e, 0x89, 0x2, 0x6}) r0 = socket$inet(0x2, 0x1, 0x0) getsockopt$inet_mreqsrc(r0, 0x0, 0x53, 0x0, &(0x7f0000000040)) 3.176708729s ago: executing program 3 (id=7): sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="140000001000010000000000000000000300000a28000000000a050000000000000000000300000308000240000000060900010073797a300000000028000000000a01040000000000000700000000000000010073797a"], 0x78}, 0x1, 0x0, 0x0, 0x24040010}, 0x20004040) r0 = syz_open_dev$loop(&(0x7f0000000280), 0xffff, 0x14f600) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='cpuacct.stat\x00', 0x275a, 0x0) write$binfmt_misc(r1, &(0x7f0000000040), 0xe09) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f00000002c0)={r1, 0x0, {0x2a00, 0x80010000, 0x0, 0x2, 0x0, 0x0, 0x0, 0x9, 0x1c, "fee8a2ab78fc979fd1e00d96072000001ea89de2b7fb0000e60080b8785d9600010000000000000000000000000000000000000000000000000400", "2809e8dbe108598948224ad54afac11d875397bdb22d0000b420a1a93c5240f45f819e01177d3d458dd4992861ac00000000170000000400", "f4bd000000801900", [0x100000000, 0x8000000000000000]}}) 3.16870211s ago: executing program 0 (id=1): r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f00000003c0)=ANY=[@ANYBLOB="12010000090024206d041cc340000000000109022400010000a00009040000010301010009210008000122010009058103"], 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000240)={0x24, &(0x7f0000000080)=ANY=[@ANYBLOB="00000c000000070001"], 0x0, 0x0, 0x0}, 0x0) syz_usb_control_io(r0, 0x0, &(0x7f0000000180)={0x84, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB=' '], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000700)={0x2c, &(0x7f00000004c0)={0x20, 0x15, 0x4, "6936c47b"}, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$hid(r0, 0x0, 0x0) 3.145964641s ago: executing program 1 (id=2): r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) bind$bt_hci(r0, &(0x7f0000000100)={0x1f, 0xffff, 0x3}, 0x6) ioctl$sock_bt_hci(r0, 0x400448df, 0x0) ioctl$PPPIOCNEWUNIT(0xffffffffffffffff, 0xc004743e, 0x0) ioctl$PPPIOCSACTIVE(0xffffffffffffffff, 0x40107446, 0x0) ioctl$PPPIOCSACTIVE(0xffffffffffffffff, 0x40107446, 0x0) ptrace(0x11, 0x0) bind$bt_hci(0xffffffffffffffff, 0x0, 0x0) 3.119081742s ago: executing program 2 (id=3): mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0) mount$fuse(0x0, 0x0, 0x0, 0xfc5cd7921c2c19c4, &(0x7f0000000400)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=0x0]) mount(0x0, &(0x7f0000000380)='./file1\x00', &(0x7f0000000040)='autofs\x00', 0x0, &(0x7f0000000400)) chdir(0x0) 3.063417283s ago: executing program 2 (id=8): r0 = syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="120100021982302013042360e5ec0102030109021b0001000060020904840001ee48b100090582064516babf4e09"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) 3.063281183s ago: executing program 1 (id=9): r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) listen(r0, 0x0) connect$unix(r0, &(0x7f0000000300)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) 3.063153373s ago: executing program 3 (id=10): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_CT_DELETE(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000780)={0x4c, 0x2, 0x1, 0x5, 0x0, 0x0, {0x2, 0x0, 0x8}, [@CTA_TUPLE_MASTER={0x30, 0xe, 0x0, 0x1, [@CTA_TUPLE_IP={0x2c, 0x1, 0x0, 0x1, @ipv6={{0x14, 0x3, @local}, {0x14, 0x4, @ipv4={'\x00', '\xff\xff', @private=0xa010100}}}}]}, @CTA_MARK={0x8, 0x8, 0x1, 0x0, 0x8}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20044804}, 0x40040) 3.062967073s ago: executing program 1 (id=11): r0 = fsopen(&(0x7f00000001c0)='bpf\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) r1 = fsmount(r0, 0x1, 0x0) openat(r1, &(0x7f0000000100)='./cgroup/pids.max\x00', 0x2, 0x0) 3.050470224s ago: executing program 3 (id=12): r0 = syz_open_dev$hiddev(&(0x7f0000000540), 0x0, 0x0) ioctl$HIDIOCSFLAG(r0, 0x4004480f, 0x0) 3.039890144s ago: executing program 4 (id=5): sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000003a40)={{0x14, 0x10, 0x1, 0x0, 0x0, {0xa}}, [], {0x14, 0x11, 0x1, 0x0, 0x0, {0x3}}}, 0x28}, 0x1, 0x0, 0x0, 0x80}, 0x0) r0 = syz_usb_connect(0x0, 0x2d, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000413f5f201d0650c16fce0102030109021b00010000100009043300011870f500090582020002"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_ep_write$ath9k_ep1(r0, 0x82, 0xa8, &(0x7f0000000040)=ANY=[@ANYBLOB="6b0ee0b3d41b1b"]) 2.987441846s ago: executing program 1 (id=13): r0 = syz_usb_connect(0x3, 0x24, &(0x7f00000000c0)=ANY=[@ANYBLOB="1201000094ae94405f0520c4336a000000010902120001000000000904"], 0x0) syz_usb_control_io$rtl8150(r0, 0x0, 0x0) syz_usb_control_io$uac2(r0, 0x0, 0x0) 2.987312936s ago: executing program 3 (id=14): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r1 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0), 0x1c1842, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) close(r2) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)) ioctl$SIOCSIFHWADDR(r2, 0x8943, &(0x7f0000002280)={'syzkaller0\x00'}) 2.971662136s ago: executing program 3 (id=15): r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000440)=ANY=[@ANYBLOB="12010000d507df08c410448200dc01020301090212000100000000090400000003"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) socket(0x1e, 0x1, 0x0) lsetxattr$security_capability(0x0, 0x0, 0x0, 0x0, 0x0) close(0xffffffffffffffff) syz_usb_control_io$uac2(r0, &(0x7f0000000140)={0x14, &(0x7f00000000c0)={0x0, 0xb, 0x7, {0x7, 0x24, "2fa5193bdd"}}, &(0x7f0000000100)={0x0, 0x3, 0x4, @lang_id={0x4, 0x3, 0xc07}}}, &(0x7f00000005c0)={0x44, &(0x7f00000002c0)={0x20, 0x17, 0xda, "9b85fb5d99306d28f445fed4cc304e96ed6f18fb8a553c35fefad8b64d2db788791314eee610d5e1c14ae511815bdb1afb351eb009da04dc34c6e523f005aacefc7ba76886fc651a96f2ce9dfef95ce802d591a456b2a0fc2aeaf6f76cb79c1c62210cc73f6f3217e30b4e43504e8d2e3ccade5c01cabf52e5f95b8731c8573f26d1070835d30c9f4c60ec372d476afd2272ad4da0fde49e44d7ae678821a178d45adacfbbb0171ab74090b427a59648144e28065ec540bb8a8251674f3c2eaf6fceacd683cbdf110e4d3ff292c854e5198033842f431ebabd99"}, &(0x7f00000003c0)={0x0, 0xa, 0x1, 0x8}, 0x0, &(0x7f0000000480)={0x20, 0x81, 0x1, "a0"}, 0x0, &(0x7f0000000500)=ANY=[@ANYBLOB="20830199"], 0x0, &(0x7f0000000580)={0x20, 0x85, 0x3, '*o\r'}}) pivot_root(&(0x7f0000000a00)='./file0\x00', 0x0) connect$inet(0xffffffffffffffff, 0x0, 0x0) 1.095123545s ago: executing program 0 (id=16): r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x0) syz_usb_disconnect(r0) r1 = syz_usb_connect(0x0, 0x24, &(0x7f0000000740)=ANY=[@ANYBLOB="12010000ed3ec908cd0cb300042e010203010902120001000000000904"], 0x0) ioctl$EVIOCRMFF(r0, 0x550c, 0x0) syz_usb_control_io$cdc_ncm(r1, 0x0, 0x0) syz_usb_control_io$hid(r1, 0x0, &(0x7f00000004c0)={0x2c, &(0x7f0000000240)=ANY=[@ANYBLOB], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r1, 0x0, &(0x7f00000009c0)={0x84, &(0x7f0000000500)={0x20, 0x9}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r1, 0x0, 0x0) mmap(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x200000d, 0x13, 0xffffffffffffffff, 0x2000) 31.317229ms ago: executing program 2 (id=17): ioctl$KVM_SET_SREGS(0xffffffffffffffff, 0x4138ae84, &(0x7f0000000380)={{0x80a0000, 0xd000, 0xe, 0xa, 0x0, 0x81, 0x90, 0x9, 0x2, 0xd1, 0xb, 0xf9}, {0x2000, 0x0, 0xb, 0xfe, 0x7, 0x9, 0x7, 0x1, 0x0, 0x8, 0x18, 0x5}, {0x30000, 0x71004, 0x8, 0x80, 0x3, 0x9, 0x6, 0x7, 0x44, 0xa, 0x6, 0xb}, {0x5000, 0x26000, 0x8, 0xe, 0x5b, 0x8, 0xd, 0x0, 0x8, 0x6}, {0x1, 0x1000, 0xe, 0x42, 0x5, 0x4, 0x76, 0x4, 0x53, 0x0, 0x9, 0xe}, {0xfec00000, 0x80a0000, 0xa, 0x0, 0xfd, 0xf, 0xfa, 0x30, 0x5, 0x7, 0x93}, {0xa000, 0xeeee0000, 0x2, 0x3, 0x9, 0x3, 0x2, 0x7, 0x8, 0x3, 0x7, 0x80}, {0x5f000, 0x58000, 0x3b45c10ed23ae1d1, 0x7, 0x9, 0x62, 0x8, 0x5, 0x13, 0x7, 0x8, 0x2}, {0x80e1001, 0x7}, {0x5000, 0xff}, 0x20000004, 0x0, 0x80f7000, 0x200114, 0xb, 0x800, 0x4, [0x0, 0x5, 0x5, 0x10001]}) syz_usb_connect(0x2, 0x1a2, &(0x7f00000002c0)=ANY=[@ANYBLOB="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"], 0x0) 14.739479ms ago: executing program 1 (id=18): r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = socket$pppl2tp(0x18, 0x1, 0x1) connect$pppl2tp(r1, &(0x7f0000000140)=@pppol2tpin6={0x18, 0x1, {0x0, r0, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x4000000, @mcast1, 0x4}}}, 0x32) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f0000000340)="0f01c966b8d0ae00000f23d80f21f86635800000600f23f8360f71d60566b9e80200000f32653ef30f0866b8030000000f23c00f21f8663503000c000f23f80f320f01cb3e6434322e0f01c4", 0x4c}], 0x1, 0x4498bda7e2139f51, 0x0, 0x0) 0s ago: executing program 4 (id=19): syz_usb_connect$uac2(0x4, 0xf4, &(0x7f0000000100)={{0x12, 0x1, 0x201, 0x0, 0x0, 0x0, 0x8, 0x582, 0x16, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0xe2, 0x3, 0x1, 0x4d, 0x0, 0x3, {0x8, 0xb, 0x0, 0x0, 0x1, 0x5, 0x20, 0xb}, {{{0x9, 0x4, 0x0, 0x0, 0x0, 0x1, 0x1, 0x20, 0x0, {{0x9, 0x24, 0x1, 0x6, 0xff, 0x42, 0xc}, [@sample_rate={0x9, 0x24, 0xd, 0x4, 0x0, 0x6, [0x1]}, @extension_unit={0x8, 0x24, 0x9, 0x1, 0x7ff, 0x9, ')'}, @source_unit={0x8, 0x24, 0xa, 0x7f, 0x0, 0x0, 0x4, 0x1}, @input_terminal={0x10, 0x24, 0x2, 0x3, 0x403, 0x3, 0xa0, 0x8, 0x4, 0xb1, 0x9, 0x2}, @effect_unit={0x9, 0x24, 0x7, 0x2, 0x2, 0x1, [0x0]}, @feature_unit={0x7, 0x24, 0x6, 0x1, 0x1, [0x1]}]}}, {}, {0x9, 0x4, 0x1, 0x1, 0x1, 0x1, 0x2, 0x20, 0x0, {}, {{0x9, 0x5, 0x1, 0x9, 0x40, 0x4, 0x3, 0xfa, {0x8, 0x25, 0x1, 0x2, 0x3f, 0x4, 0x5}}}}, {}, {0x9, 0x4, 0x2, 0x1, 0x1, 0x1, 0x2, 0x20, 0x0, {[@format_type_i_continuous={0x9, 0x24, 0x2, 0x1, 0x9, 0x1, 0x89, 0x8, "9b"}, @as_header={0x10, 0x24, 0x1, 0x5, 0xb2, 0x3, 0x1, 0x5, 0x6, 0x4}, @format_type_ii_ext={0xa, 0x24, 0x2, 0x2, 0xffff, 0x8, 0x3, 0x6}, @format_type_i_ext={0x9, 0x24, 0x2, 0x1, 0x49, 0x9, 0x56, 0x3, 0x40}, @format_type_ii_ext={0xa, 0x24, 0x2, 0x2, 0x82dc, 0x0, 0xef}, @format_type_i_continuous={0xa, 0x24, 0x2, 0x1, 0x0, 0x4, 0x9, 0x2, "02", 'A'}]}, {{0x9, 0x5, 0x82, 0x9, 0x10, 0x1, 0x1, 0x8, {0x8, 0x25, 0x1, 0x81, 0x3f, 0xc, 0x8}}}}}}}}]}}, 0x0) r0 = syz_usb_connect(0x0, 0x3f, &(0x7f00000001c0)=ANY=[@ANYBLOB="120100004366b408c70b0800c84f0102030109022d00010000000009040000032eb47d000905f9ffffff00000009050f"], 0x0) syz_usb_ep_read(r0, 0xf, 0x0, 0x0) syz_usb_disconnect(0xffffffffffffffff) syz_usb_disconnect(0xffffffffffffffff) syz_usb_disconnect(0xffffffffffffffff) syz_usb_disconnect(0xffffffffffffffff) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.237' (ED25519) to the list of known hosts. [ 19.458183][ T28] audit: type=1400 audit(1781381252.172:64): avc: denied { mounton } for pid=279 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 19.459713][ T279] cgroup: Unknown subsys name 'net' [ 19.480803][ T28] audit: type=1400 audit(1781381252.172:65): avc: denied { mount } for pid=279 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 19.508039][ T28] audit: type=1400 audit(1781381252.202:66): avc: denied { unmount } for pid=279 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 19.508202][ T279] cgroup: Unknown subsys name 'devices' [ 19.652619][ T279] cgroup: Unknown subsys name 'hugetlb' [ 19.658230][ T279] cgroup: Unknown subsys name 'rlimit' [ 19.760510][ T28] audit: type=1400 audit(1781381252.472:67): avc: denied { setattr } for pid=279 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 19.783654][ T28] audit: type=1400 audit(1781381252.472:68): avc: denied { mounton } for pid=279 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 19.806206][ T281] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 19.808474][ T28] audit: type=1400 audit(1781381252.472:69): avc: denied { mount } for pid=279 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 19.839980][ T28] audit: type=1400 audit(1781381252.532:70): avc: denied { relabelto } for pid=281 comm="mkswap" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 19.842795][ T279] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 19.865398][ T28] audit: type=1400 audit(1781381252.532:71): avc: denied { write } for pid=281 comm="mkswap" path="/root/swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 19.899554][ T28] audit: type=1400 audit(1781381252.562:72): avc: denied { read } for pid=279 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 19.925070][ T28] audit: type=1400 audit(1781381252.562:73): avc: denied { open } for pid=279 comm="syz-executor" path="/root/swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 20.710587][ T287] bridge0: port 1(bridge_slave_0) entered blocking state [ 20.717683][ T287] bridge0: port 1(bridge_slave_0) entered disabled state [ 20.725062][ T287] device bridge_slave_0 entered promiscuous mode [ 20.732015][ T287] bridge0: port 2(bridge_slave_1) entered blocking state [ 20.739036][ T287] bridge0: port 2(bridge_slave_1) entered disabled state [ 20.746407][ T287] device bridge_slave_1 entered promiscuous mode [ 20.766282][ T288] bridge0: port 1(bridge_slave_0) entered blocking state [ 20.773374][ T288] bridge0: port 1(bridge_slave_0) entered disabled state [ 20.780598][ T288] device bridge_slave_0 entered promiscuous mode [ 20.813192][ T288] bridge0: port 2(bridge_slave_1) entered blocking state [ 20.820225][ T288] bridge0: port 2(bridge_slave_1) entered disabled state [ 20.827695][ T288] device bridge_slave_1 entered promiscuous mode [ 20.948120][ T294] bridge0: port 1(bridge_slave_0) entered blocking state [ 20.955238][ T294] bridge0: port 1(bridge_slave_0) entered disabled state [ 20.962592][ T294] device bridge_slave_0 entered promiscuous mode [ 20.970775][ T294] bridge0: port 2(bridge_slave_1) entered blocking state [ 20.977921][ T294] bridge0: port 2(bridge_slave_1) entered disabled state [ 20.985324][ T294] device bridge_slave_1 entered promiscuous mode [ 21.002337][ T290] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.009363][ T290] bridge0: port 1(bridge_slave_0) entered disabled state [ 21.016725][ T290] device bridge_slave_0 entered promiscuous mode [ 21.025133][ T290] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.032228][ T290] bridge0: port 2(bridge_slave_1) entered disabled state [ 21.039467][ T290] device bridge_slave_1 entered promiscuous mode [ 21.092250][ T291] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.099284][ T291] bridge0: port 1(bridge_slave_0) entered disabled state [ 21.106652][ T291] device bridge_slave_0 entered promiscuous mode [ 21.113939][ T291] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.120986][ T291] bridge0: port 2(bridge_slave_1) entered disabled state [ 21.128341][ T291] device bridge_slave_1 entered promiscuous mode [ 21.180385][ T287] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.187439][ T287] bridge0: port 2(bridge_slave_1) entered forwarding state [ 21.194724][ T287] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.201743][ T287] bridge0: port 1(bridge_slave_0) entered forwarding state [ 21.248842][ T288] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.255891][ T288] bridge0: port 2(bridge_slave_1) entered forwarding state [ 21.263164][ T288] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.270174][ T288] bridge0: port 1(bridge_slave_0) entered forwarding state [ 21.285523][ T291] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.292560][ T291] bridge0: port 2(bridge_slave_1) entered forwarding state [ 21.299796][ T291] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.306827][ T291] bridge0: port 1(bridge_slave_0) entered forwarding state [ 21.317005][ T290] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.324051][ T290] bridge0: port 2(bridge_slave_1) entered forwarding state [ 21.331299][ T290] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.338305][ T290] bridge0: port 1(bridge_slave_0) entered forwarding state [ 21.358767][ T42] bridge0: port 1(bridge_slave_0) entered disabled state [ 21.366108][ T42] bridge0: port 2(bridge_slave_1) entered disabled state [ 21.373442][ T42] bridge0: port 1(bridge_slave_0) entered disabled state [ 21.380568][ T42] bridge0: port 2(bridge_slave_1) entered disabled state [ 21.388192][ T42] bridge0: port 1(bridge_slave_0) entered disabled state [ 21.395311][ T42] bridge0: port 2(bridge_slave_1) entered disabled state [ 21.402743][ T42] bridge0: port 1(bridge_slave_0) entered disabled state [ 21.409861][ T42] bridge0: port 2(bridge_slave_1) entered disabled state [ 21.417646][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 21.425017][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 21.457196][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 21.465553][ T42] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.472580][ T42] bridge0: port 1(bridge_slave_0) entered forwarding state [ 21.497209][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 21.505389][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 21.513765][ T42] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.520764][ T42] bridge0: port 1(bridge_slave_0) entered forwarding state [ 21.528134][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 21.536328][ T42] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.543347][ T42] bridge0: port 2(bridge_slave_1) entered forwarding state [ 21.550611][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 21.557987][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 21.565325][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 21.573469][ T42] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.580468][ T42] bridge0: port 1(bridge_slave_0) entered forwarding state [ 21.604030][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 21.611849][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 21.619921][ T42] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.626935][ T42] bridge0: port 2(bridge_slave_1) entered forwarding state [ 21.634668][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 21.642938][ T42] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.649953][ T42] bridge0: port 1(bridge_slave_0) entered forwarding state [ 21.657416][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 21.665412][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 21.673603][ T42] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.680603][ T42] bridge0: port 2(bridge_slave_1) entered forwarding state [ 21.687924][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 21.695869][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 21.717278][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 21.724973][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 21.747196][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 21.757996][ T42] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.765021][ T42] bridge0: port 2(bridge_slave_1) entered forwarding state [ 21.772583][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 21.780621][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 21.788736][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 21.796670][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 21.804720][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 21.812687][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 21.820867][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 21.829009][ T42] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.836033][ T42] bridge0: port 1(bridge_slave_0) entered forwarding state [ 21.843455][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 21.851716][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 21.859760][ T42] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.866776][ T42] bridge0: port 2(bridge_slave_1) entered forwarding state [ 21.874164][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 21.882689][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 21.890877][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 21.899219][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 21.914501][ T287] device veth0_vlan entered promiscuous mode [ 21.922052][ T290] device veth0_vlan entered promiscuous mode [ 21.929933][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 21.938439][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 21.947157][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 21.955119][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 21.963124][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 21.971154][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 21.979001][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 21.987092][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 21.995220][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 22.002696][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 22.010020][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 22.017492][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 22.029350][ T294] device veth0_vlan entered promiscuous mode [ 22.041885][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 22.049871][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 22.057758][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 22.066021][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 22.074575][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 22.082729][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 22.090734][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 22.098198][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 22.109246][ T287] device veth1_macvtap entered promiscuous mode [ 22.117935][ T290] device veth1_macvtap entered promiscuous mode [ 22.125089][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 22.132733][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 22.140757][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 22.149073][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 22.156778][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 22.164878][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 22.178011][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 22.186393][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 22.198083][ T288] device veth0_vlan entered promiscuous mode [ 22.205507][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 22.213496][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 22.221725][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 22.229078][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 22.242849][ T291] device veth0_vlan entered promiscuous mode [ 22.251202][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 22.259305][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 22.266715][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 22.274564][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 22.282900][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 22.291262][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 22.299260][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 22.307468][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 22.319498][ T294] device veth1_macvtap entered promiscuous mode [ 22.330789][ T288] device veth1_macvtap entered promiscuous mode [ 22.338346][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 22.346697][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 22.355417][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 22.363593][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 22.371789][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 22.379818][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 22.388040][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 22.399359][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 22.407618][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 22.421789][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 22.430012][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 22.438732][ T287] request_module fs-gadgetfs succeeded, but still no fs? [ 22.459932][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 22.472744][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 22.482029][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 22.489902][ T314] capability: warning: `syz.3.6' uses 32-bit capabilities (legacy support in use) [ 22.490372][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 22.521994][ T291] device veth1_macvtap entered promiscuous mode [ 22.539894][ T317] loop5: detected capacity change from 0 to 7 [ 22.555060][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 22.579760][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 22.591229][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 22.611311][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 22.626806][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 22.831003][ T289] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 22.871019][ T24] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 22.931039][ T39] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 22.940960][ T6] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 22.990964][ T19] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 23.021093][ T289] usb 1-1: Using ep0 maxpacket: 32 [ 23.027357][ T289] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 23.038356][ T289] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 23.048230][ T289] usb 1-1: New USB device found, idVendor=046d, idProduct=c31c, bcdDevice= 0.40 [ 23.057427][ T289] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 23.058284][ T24] usb 3-1: Using ep0 maxpacket: 32 [ 23.068691][ T289] usb 1-1: config 0 descriptor?? [ 23.076592][ T24] usb 3-1: config 0 has an invalid interface number: 132 but max is 0 [ 23.078100][ T289] hub 1-1:0.0: USB hub found [ 23.084872][ T24] usb 3-1: config 0 has no interface number 0 [ 23.095590][ T24] usb 3-1: config 0 interface 132 altsetting 0 endpoint 0x82 has invalid maxpacket 5701, setting to 1024 [ 23.106876][ T24] usb 3-1: config 0 interface 132 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 1024 [ 23.118525][ T24] usb 3-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5 [ 23.127640][ T24] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 23.130959][ T6] usb 5-1: Using ep0 maxpacket: 32 [ 23.135774][ T24] usb 3-1: Product: syz [ 23.144985][ T24] usb 3-1: Manufacturer: syz [ 23.145474][ T6] usb 5-1: config 0 has an invalid interface number: 51 but max is 0 [ 23.149603][ T24] usb 3-1: SerialNumber: syz [ 23.157915][ T6] usb 5-1: config 0 has no interface number 0 [ 23.162966][ T24] usb 3-1: config 0 descriptor?? [ 23.173311][ T39] usb 2-1: New USB device found, idVendor=055f, idProduct=c420, bcdDevice=6a.33 [ 23.174511][ T6] usb 5-1: New USB device found, idVendor=061d, idProduct=c150, bcdDevice=ce.6f [ 23.182435][ T39] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 23.191829][ T19] usb 4-1: Using ep0 maxpacket: 8 [ 23.199460][ T328] raw-gadget.1 gadget.2: fail, usb_ep_enable returned -22 [ 23.204591][ T6] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 23.212273][ T39] usb 2-1: config 0 descriptor?? [ 23.224471][ T6] usb 5-1: Product: syz [ 23.228720][ T6] usb 5-1: Manufacturer: syz [ 23.240016][ T6] usb 5-1: SerialNumber: syz [ 23.246408][ T6] usb 5-1: config 0 descriptor?? [ 23.251984][ T19] usb 4-1: New USB device found, idVendor=10c4, idProduct=8244, bcdDevice=dc.00 [ 23.263752][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 23.272016][ T19] usb 4-1: Product: syz [ 23.276171][ T19] usb 4-1: Manufacturer: syz [ 23.280794][ T289] hub 1-1:0.0: 1 port detected [ 23.285716][ T19] usb 4-1: SerialNumber: syz [ 23.290819][ T19] usb 4-1: config 0 descriptor?? [ 23.296729][ T19] usbhid 4-1:0.0: couldn't find an input interrupt endpoint [ 23.885251][ T19] hub 1-1:0.0: activate --> -90 [ 24.085826][ T39] usb 1-1: USB disconnect, device number 2 [ 24.087246][ T19] hub 1-1:0.0: hub_ext_port_status failed (err = -71) [ 24.595362][ T28] kauditd_printk_skb: 37 callbacks suppressed [ 24.595374][ T28] audit: type=1400 audit(1781381257.312:111): avc: denied { read } for pid=351 comm="syz.0.16" name="event0" dev="devtmpfs" ino=260 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:event_device_t tclass=chr_file permissive=1 [ 24.624284][ T28] audit: type=1400 audit(1781381257.312:112): avc: denied { open } for pid=351 comm="syz.0.16" path="/dev/input/event0" dev="devtmpfs" ino=260 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:event_device_t tclass=chr_file permissive=1 [ 25.090976][ T19] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 25.270954][ T19] usb 1-1: Using ep0 maxpacket: 8 [ 25.278243][ T19] usb 1-1: New USB device found, idVendor=0ccd, idProduct=00b3, bcdDevice=2e.04 [ 25.287328][ T19] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 25.295554][ T19] usb 1-1: Product: syz [ 25.299727][ T19] usb 1-1: Manufacturer: syz [ 25.304341][ T19] usb 1-1: SerialNumber: syz [ 25.309660][ T19] usb 1-1: config 0 descriptor?? [ 25.610104][ T19] usb 3-1: USB disconnect, device number 2 [ 25.665350][ T39] usb 2-1: USB disconnect, device number 2 [ 25.676050][ T289] usb 5-1: USB disconnect, device number 2 [ 25.682999][ T28] audit: type=1400 audit(1781381258.402:113): avc: denied { create } for pid=355 comm="syz.1.18" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=pppox_socket permissive=1 [ 25.703101][ T355] ================================================================== [ 25.706951][ T28] audit: type=1400 audit(1781381258.422:114): avc: denied { connect } for pid=355 comm="syz.1.18" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=pppox_socket permissive=1 [ 25.711158][ T355] BUG: KASAN: use-after-free in mutex_lock+0x86/0x1b0 [ 25.711196][ T355] Write of size 8 at addr ffff8881360fe150 by task syz.1.18/355 [ 25.711211][ T355] [ 25.711216][ T355] CPU: 1 PID: 355 Comm: syz.1.18 Not tainted syzkaller #0 [ 25.711232][ T355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 25.731210][ T28] audit: type=1400 audit(1781381258.422:115): avc: denied { ioctl } for pid=355 comm="syz.1.18" path="socket:[16031]" dev="sockfs" ino=16031 ioctlcmd=0xae83 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=pppox_socket permissive=1 [ 25.737205][ T355] Call Trace: [ 25.737212][ T355] [ 25.752148][ T6] usb 4-1: USB disconnect, device number 2 [ 25.754192][ T355] __dump_stack+0x21/0x24 [ 25.804815][ T355] dump_stack_lvl+0x110/0x170 [ 25.809485][ T355] ? __cfi_dump_stack_lvl+0x8/0x8 [ 25.814495][ T355] ? mutex_lock+0x86/0x1b0 [ 25.818898][ T355] print_address_description+0x71/0x200 [ 25.824426][ T355] print_report+0x4a/0x60 [ 25.828735][ T355] kasan_report+0x122/0x150 [ 25.833227][ T355] ? mutex_lock+0x86/0x1b0 [ 25.837637][ T355] kasan_check_range+0x249/0x2a0 [ 25.842560][ T355] __kasan_check_write+0x14/0x20 [ 25.847475][ T355] mutex_lock+0x86/0x1b0 [ 25.851706][ T355] ? __cfi_mutex_lock+0x10/0x10 [ 25.856543][ T355] ? kfree+0x6f/0xf0 [ 25.860414][ T355] ? l2tp_session_put+0xaf/0x1a0 [ 25.865330][ T355] ? l2tp_session_delete+0x3df/0x4d0 [ 25.870593][ T355] pppol2tp_release+0x178/0x2b0 [ 25.875424][ T355] sock_close+0xc9/0x220 [ 25.879648][ T355] ? __cfi_sock_close+0x10/0x10 [ 25.884481][ T355] __fput+0x1fd/0x8f0 [ 25.888445][ T355] ____fput+0x15/0x20 [ 25.892409][ T355] task_work_run+0x1e1/0x250 [ 25.896980][ T355] ? __cfi_task_work_run+0x10/0x10 [ 25.902073][ T355] ? __cfi___close_range+0x10/0x10 [ 25.907161][ T355] ? do_user_addr_fault+0x9a5/0x1030 [ 25.912430][ T355] exit_to_user_mode_loop+0x9b/0xb0 [ 25.917608][ T355] exit_to_user_mode_prepare+0x87/0xd0 [ 25.923048][ T355] syscall_exit_to_user_mode+0x1a/0x30 [ 25.928487][ T355] do_syscall_64+0x58/0xa0 [ 25.932890][ T355] ? clear_bhb_loop+0x30/0x80 [ 25.937556][ T355] ? clear_bhb_loop+0x30/0x80 [ 25.942214][ T355] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 25.948104][ T355] RIP: 0033:0x7f94fc99ce59 [ 25.952512][ T355] 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 [ 25.972099][ T355] RSP: 002b:00007ffe2bad7ad8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 25.980498][ T355] RAX: 0000000000000000 RBX: 00007ffe2bad7bc0 RCX: 00007f94fc99ce59 [ 25.988448][ T355] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 25.996400][ T355] RBP: 0000000000006440 R08: 0000000000000001 R09: 0000000000000000 [ 26.004353][ T355] R10: 0000001b2db20000 R11: 0000000000000246 R12: 00007ffe2bad7c00 [ 26.012301][ T355] R13: 00007f94fcc15fac R14: 000000000000648d R15: 00007f94fcc15fa0 [ 26.020255][ T355] [ 26.023251][ T355] [ 26.025553][ T355] Allocated by task 356: [ 26.029770][ T355] kasan_set_track+0x4b/0x70 [ 26.034344][ T355] kasan_save_alloc_info+0x1f/0x30 [ 26.039430][ T355] __kasan_kmalloc+0x95/0xb0 [ 26.044009][ T355] __kmalloc+0xb4/0x1e0 [ 26.048143][ T355] l2tp_session_create+0x38/0xbd0 [ 26.053147][ T355] pppol2tp_connect+0xbf5/0x1640 [ 26.058065][ T355] __sys_connect+0x3da/0x460 [ 26.062634][ T355] __x64_sys_connect+0x7a/0x90 [ 26.067377][ T355] x64_sys_call+0x88d/0x9a0 [ 26.071860][ T355] do_syscall_64+0x4c/0xa0 [ 26.076257][ T355] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 26.082131][ T355] [ 26.084433][ T355] Freed by task 355: [ 26.088303][ T355] kasan_set_track+0x4b/0x70 [ 26.092873][ T355] kasan_save_free_info+0x2b/0x40 [ 26.097876][ T355] ____kasan_slab_free+0x132/0x180 [ 26.102968][ T355] __kasan_slab_free+0x11/0x20 [ 26.107725][ T355] slab_free_freelist_hook+0xc2/0x190 [ 26.113077][ T355] __kmem_cache_free+0xb7/0x1b0 [ 26.117912][ T355] kfree+0x6f/0xf0 [ 26.121614][ T355] l2tp_session_put+0xaf/0x1a0 [ 26.126355][ T355] l2tp_session_delete+0x3df/0x4d0 [ 26.131445][ T355] pppol2tp_release+0x169/0x2b0 [ 26.136274][ T355] sock_close+0xc9/0x220 [ 26.140498][ T355] __fput+0x1fd/0x8f0 [ 26.144459][ T355] ____fput+0x15/0x20 [ 26.148421][ T355] task_work_run+0x1e1/0x250 [ 26.153000][ T355] exit_to_user_mode_loop+0x9b/0xb0 [ 26.158177][ T355] exit_to_user_mode_prepare+0x87/0xd0 [ 26.163614][ T355] syscall_exit_to_user_mode+0x1a/0x30 [ 26.169049][ T355] do_syscall_64+0x58/0xa0 [ 26.173448][ T355] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 26.179325][ T355] [ 26.181627][ T355] The buggy address belongs to the object at ffff8881360fe000 [ 26.181627][ T355] which belongs to the cache kmalloc-512 of size 512 [ 26.195652][ T355] The buggy address is located 336 bytes inside of [ 26.195652][ T355] 512-byte region [ffff8881360fe000, ffff8881360fe200) [ 26.208901][ T355] [ 26.211203][ T355] The buggy address belongs to the physical page: [ 26.217591][ T355] page:ffffea0004d83f00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1360fc [ 26.227808][ T355] head:ffffea0004d83f00 order:2 compound_mapcount:0 compound_pincount:0 [ 26.236107][ T355] flags: 0x4000000000010200(slab|head|zone=1) [ 26.242161][ T355] raw: 4000000000010200 0000000000000000 dead000000000122 ffff888100042f00 [ 26.250722][ T355] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 [ 26.259280][ T355] page dumped because: kasan: bad access detected [ 26.265666][ T355] page_owner tracks the page as allocated [ 26.271353][ T355] page last allocated via order 2, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 320, tgid 320 (udevd), ts 25687656226, free_ts 0 [ 26.292437][ T355] post_alloc_hook+0x1f5/0x210 [ 26.297185][ T355] prep_new_page+0x1c/0x110 [ 26.301666][ T355] get_page_from_freelist+0x2ca9/0x2d20 [ 26.307196][ T355] __alloc_pages+0x1fa/0x610 [ 26.311766][ T355] alloc_slab_page+0x6e/0xf0 [ 26.316330][ T355] new_slab+0x98/0x3e0 [ 26.320374][ T355] ___slab_alloc+0x70f/0xb70 [ 26.324942][ T355] __slab_alloc+0x5e/0xa0 [ 26.329257][ T355] __kmem_cache_alloc_node+0x204/0x2d0 [ 26.334694][ T355] __kmalloc_node_track_caller+0xa1/0x1e0 [ 26.340390][ T355] __alloc_skb+0x226/0x4a0 [ 26.344784][ T355] alloc_skb_with_frags+0xa8/0x620 [ 26.349872][ T355] sock_alloc_send_pskb+0x87f/0x9a0 [ 26.355049][ T355] unix_dgram_sendmsg+0x5c1/0x1710 [ 26.360142][ T355] sock_write_iter+0x2ea/0x3f0 [ 26.364889][ T355] vfs_write+0x5ef/0xd00 [ 26.369111][ T355] page_owner free stack trace missing [ 26.374453][ T355] [ 26.376757][ T355] Memory state around the buggy address: [ 26.382363][ T355] ffff8881360fe000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 26.390396][ T355] ffff8881360fe080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 26.398433][ T355] >ffff8881360fe100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 26.406468][ T355] ^ [ 26.413118][ T355] ffff8881360fe180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 26.421155][ T355] ffff8881360fe200: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 26.429186][ T355] ================================================================== [ 26.439577][ T355] Disabling lock debugging due to kernel taint [ 26.448427][ T28] audit: type=1400 audit(1781381259.162:116): avc: denied { read } for pid=85 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 [ 26.470304][ T28] audit: type=1400 audit(1781381259.162:117): avc: denied { search } for pid=85 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 [ 26.491681][ T28] audit: type=1400 audit(1781381259.162:118): avc: denied { write } for pid=85 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 [ 26.512979][ T28] audit: type=1400 audit(1781381259.162:119): avc: denied { add_name } for pid=85 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 26.533614][ T28] audit: type=1400 audit(1781381259.162:120): avc: denied { create } for pid=85 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 26.690980][ T19] usb 3-1: new full-speed USB device number 3 using dummy_hcd [ 26.740995][ T289] usb 5-1: new high-speed USB device number 3 using dummy_hcd [ 26.881958][ T19] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 26.892152][ T19] usb 3-1: config 0 has 1 interface, different from the descriptor's value: 2 [ 26.901074][ T19] usb 3-1: config 0 interface 0 altsetting 0 has 0 endpoint descriptors, different from the interface descriptor's value: 2 [ 26.915266][ T19] usb 3-1: New USB device found, idVendor=8086, idProduct=0b5b, bcdDevice=e1.c5 [ 26.924334][ T19] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 26.932326][ T19] usb 3-1: Product: syz [ 26.936458][ T19] usb 3-1: Manufacturer: syz [ 26.941060][ T289] usb 5-1: Using ep0 maxpacket: 8 [ 26.946097][ T19] usb 3-1: SerialNumber: syz [ 26.951745][ T289] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 26.961919][ T19] usb 3-1: config 0 descriptor?? [ 26.966882][ T289] usb 5-1: config 0 interface 0 altsetting 0 has an invalid endpoint with address 0xF9, skipping [ 26.978392][ T19] usb 3-1: Found UVC 34.00 device syz (8086:0b5b) [ 26.984849][ T289] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0xF has an invalid bInterval 0, changing to 7 [ 26.995641][ T19] usb 3-1: No valid video chain found. [ 27.001807][ T289] usb 5-1: config 0 interface 0 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 3 [ 27.016087][ T289] usb 5-1: New USB device found, idVendor=0bc7, idProduct=0008, bcdDevice=4f.c8 [ 27.025150][ T289] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 27.033134][ T289] usb 5-1: Product: syz [ 27.037263][ T289] usb 5-1: Manufacturer: syz [ 27.041865][ T289] usb 5-1: SerialNumber: syz [ 27.046826][ T289] usb 5-1: config 0 descriptor?? [ 27.052187][ T358] raw-gadget.2 gadget.4: fail, usb_ep_enable returned -22 [ 27.180103][ T289] usb 3-1: USB disconnect, device number 3 [ 28.515316][ T6] usb 1-1: USB disconnect, device number 3 [ 29.421173][ T6] usb 5-1: USB disconnect, device number 3