Warning: Permanently added '10.128.1.48' (ECDSA) to the list of known hosts. [ 25.605704][ T22] audit: type=1400 audit(1580516918.569:13): avc: denied { map } for pid=1883 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2020/02/01 00:28:38 parsed 1 programs 2020/02/01 00:28:40 executed programs: 0 [ 27.600914][ T22] audit: type=1400 audit(1580516920.569:14): avc: denied { map } for pid=1883 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=7826 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 [ 27.634092][ T22] audit: type=1400 audit(1580516920.599:15): avc: denied { map } for pid=1883 comm="syz-execprog" path="/root/syzkaller-shm031503373" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 27.640985][ T1901] cgroup1: Unknown subsys name 'perf_event' [ 27.670189][ T1901] cgroup1: Unknown subsys name 'net_cls' [ 27.678359][ T1904] cgroup1: Unknown subsys name 'perf_event' [ 27.686153][ T1908] cgroup1: Unknown subsys name 'perf_event' [ 27.688979][ T1905] cgroup1: Unknown subsys name 'perf_event' [ 27.695177][ T1911] cgroup1: Unknown subsys name 'perf_event' [ 27.698904][ T1904] cgroup1: Unknown subsys name 'net_cls' [ 27.707977][ T1908] cgroup1: Unknown subsys name 'net_cls' [ 27.712772][ T1913] cgroup1: Unknown subsys name 'perf_event' [ 27.721085][ T1911] cgroup1: Unknown subsys name 'net_cls' [ 27.722321][ T1905] cgroup1: Unknown subsys name 'net_cls' [ 27.735338][ T1913] cgroup1: Unknown subsys name 'net_cls' [ 31.691026][ T22] audit: type=1400 audit(1580516924.659:16): avc: denied { associate } for pid=1901 comm="syz-executor.2" name="syz2" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 31.737046][ T4248] EXT4-fs (sda1): re-mounted. Opts: (null) [ 31.748616][ T4255] EXT4-fs (sda1): re-mounted. Opts: (null) [ 31.790852][ T4273] EXT4-fs (sda1): re-mounted. Opts: (null) [ 31.799629][ T4278] EXT4-fs (sda1): re-mounted. Opts: (null) [ 31.832891][ T4291] EXT4-fs (sda1): re-mounted. Opts: (null) [ 31.843384][ T4299] EXT4-fs (sda1): re-mounted. Opts: (null) [ 31.882070][ T4313] EXT4-fs (sda1): re-mounted. Opts: (null) [ 31.889591][ T4319] EXT4-fs (sda1): re-mounted. Opts: (null) [ 31.939669][ T4339] EXT4-fs (sda1): re-mounted. Opts: (null) [ 31.956521][ T4345] EXT4-fs (sda1): re-mounted. Opts: (null) 2020/02/01 00:28:45 executed programs: 75 [ 36.760580][ T6475] EXT4-fs: 1050 callbacks suppressed [ 36.760587][ T6475] EXT4-fs (sda1): re-mounted. Opts: (null) [ 36.773192][ T6480] EXT4-fs (sda1): re-mounted. Opts: (null) [ 36.780385][ T6482] EXT4-fs (sda1): re-mounted. Opts: (null) [ 36.787389][ T6486] EXT4-fs (sda1): re-mounted. Opts: (null) [ 36.795220][ T6488] EXT4-fs (sda1): re-mounted. Opts: (null) [ 36.802781][ T6491] EXT4-fs (sda1): re-mounted. Opts: (null) [ 36.810031][ T6489] EXT4-fs (sda1): re-mounted. Opts: (null) [ 36.818222][ T6487] EXT4-fs (sda1): re-mounted. Opts: (null) [ 36.830404][ T6499] EXT4-fs (sda1): re-mounted. Opts: (null) [ 36.845613][ T6490] EXT4-fs (sda1): re-mounted. Opts: (null) 2020/02/01 00:28:50 executed programs: 626 [ 41.769605][ T8680] EXT4-fs: 1080 callbacks suppressed [ 41.769612][ T8680] EXT4-fs (sda1): re-mounted. Opts: (null) [ 41.783558][ T8690] EXT4-fs (sda1): re-mounted. Opts: (null) [ 41.791079][ T8684] EXT4-fs (sda1): re-mounted. Opts: (null) [ 41.798381][ T8687] EXT4-fs (sda1): re-mounted. Opts: (null) [ 41.807131][ T8683] EXT4-fs (sda1): re-mounted. Opts: (null) [ 41.814740][ T8685] EXT4-fs (sda1): re-mounted. Opts: (null) [ 41.821813][ T8688] EXT4-fs (sda1): re-mounted. Opts: (null) [ 41.829005][ T8691] EXT4-fs (sda1): re-mounted. Opts: (null) [ 41.835843][ T8694] EXT4-fs (sda1): re-mounted. Opts: (null) [ 41.843482][ T8696] EXT4-fs (sda1): re-mounted. Opts: (null) 2020/02/01 00:28:55 executed programs: 1170 [ 44.265808][ T9756] kasan: CONFIG_KASAN_INLINE enabled [ 44.272014][ T9756] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 44.285825][ T9756] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 44.293065][ T9756] CPU: 1 PID: 9756 Comm: blkid Not tainted 5.4.16-syzkaller-01243-gf683c8dc7f32 #0 [ 44.302387][ T9756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.312445][ T9756] RIP: 0010:path_openat+0x324/0x3c00 [ 44.317726][ T9756] Code: 48 89 84 24 00 01 00 00 42 80 3c 38 00 74 08 48 89 df e8 5f ac f8 ff 48 89 5c 24 38 48 8b 1b 48 8d 7b 04 48 89 f8 48 c1 e8 03 <42> 8a 04 38 84 c0 0f 85 4b 24 00 00 8b 43 04 89 84 24 08 01 00 00 [ 44.337631][ T9756] RSP: 0018:ffff8881c5e97920 EFLAGS: 00010247 [ 44.343682][ T9756] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff8881c5e97b48 [ 44.352437][ T9756] RDX: ffff8881c6ee9298 RSI: 0000000000000000 RDI: 0000000000000004 [ 44.360712][ T9756] RBP: ffff8881c5e97bf0 R08: ffffffff817828f1 R09: 0000000000000003 [ 44.368809][ T9756] R10: ffffed1038bd2ed7 R11: 0000000000000004 R12: ffff8881c5e97c48 [ 44.377026][ T9756] R13: ffff8881ced01e00 R14: ffff8881c5e97e40 R15: dffffc0000000000 [ 44.384989][ T9756] FS: 0000000000000000(0000) GS:ffff8881dbb00000(0000) knlGS:0000000000000000 [ 44.393978][ T9756] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.400769][ T9756] CR2: 00007fffd0216b50 CR3: 00000001c95d7003 CR4: 00000000001606e0 [ 44.409097][ T9756] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.417059][ T9756] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.425218][ T9756] Call Trace: [ 44.428627][ T9756] ? do_filp_open+0x430/0x430 [ 44.433440][ T9756] ? getname_flags+0xba/0x640 [ 44.438144][ T9756] ? getname+0x19/0x20 [ 44.442242][ T9756] ? do_sys_open+0x32a/0x7a0 [ 44.446837][ T9756] ? __x64_sys_open+0x87/0x90 [ 44.454026][ T9756] ? do_syscall_64+0xc0/0x100 [ 44.458902][ T9756] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 44.464959][ T9756] ? do_syscall_64+0xc0/0x100 [ 44.469748][ T9756] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 44.475798][ T9756] ? do_syscall_64+0xc0/0x100 [ 44.480469][ T9756] ? kasan_slab_free+0xe/0x10 [ 44.485137][ T9756] ? kmem_cache_free+0x181/0x7a0 [ 44.490062][ T9756] ? filename_lookup+0x4e6/0x6c0 [ 44.494988][ T9756] ? expand_files+0xd1/0x970 [ 44.499577][ T9756] do_filp_open+0x1f7/0x430 [ 44.504230][ T9756] ? vfs_tmpfile+0x230/0x230 [ 44.508907][ T9756] ? __kasan_check_read+0x11/0x20 [ 44.513979][ T9756] ? __check_object_size+0x309/0x3d0 [ 44.519367][ T9756] ? _raw_spin_unlock+0x9/0x20 [ 44.525021][ T9756] ? get_unused_fd_flags+0x97/0xb0 [ 44.530136][ T9756] do_sys_open+0x36f/0x7a0 [ 44.534541][ T9756] ? __put_cred+0xd9/0x150 [ 44.539303][ T9756] ? file_open_root+0x440/0x440 [ 44.544181][ T9756] ? __kasan_check_read+0x11/0x20 [ 44.549327][ T9756] __x64_sys_open+0x87/0x90 [ 44.553955][ T9756] do_syscall_64+0xc0/0x100 [ 44.558617][ T9756] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 44.564593][ T9756] RIP: 0033:0x7f7fe72e31a7 [ 44.569081][ T9756] Code: c3 66 90 c7 05 fa af 20 00 16 00 00 00 b8 ff ff ff ff c3 f7 d8 89 05 ec af 20 00 83 c8 ff c3 90 90 90 90 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8d 0d cd af 20 00 31 d2 48 29 c2 89 [ 44.588814][ T9756] RSP: 002b:00007ffe0ca087b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 44.597774][ T9756] RAX: ffffffffffffffda RBX: 0000000000400f31 RCX: 00007f7fe72e31a7 [ 44.605731][ T9756] RDX: 0000000000000001 RSI: 0000000000000000 RDI: 00007f7fe72e7282 [ 44.613745][ T9756] RBP: 0000000000000001 R08: 00007f7fe74ee570 R09: 0000000000000000 [ 44.621830][ T9756] R10: ffffffffffffffb0 R11: 0000000000000246 R12: 00007f7fe74ee090 [ 44.629794][ T9756] R13: 00007f7fe74ed040 R14: 0000000000000000 R15: 00007f7fe74ee570 [ 44.637928][ T9756] Modules linked in: [ 44.642046][ T9756] ---[ end trace 1e5cc2f6953b1a00 ]--- [ 44.647702][ T9756] RIP: 0010:path_openat+0x324/0x3c00 [ 44.653131][ T9756] Code: 48 89 84 24 00 01 00 00 42 80 3c 38 00 74 08 48 89 df e8 5f ac f8 ff 48 89 5c 24 38 48 8b 1b 48 8d 7b 04 48 89 f8 48 c1 e8 03 <42> 8a 04 38 84 c0 0f 85 4b 24 00 00 8b 43 04 89 84 24 08 01 00 00 [ 44.673754][ T9756] RSP: 0018:ffff8881c5e97920 EFLAGS: 00010247 [ 44.680137][ T9756] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff8881c5e97b48 [ 44.688285][ T9756] RDX: ffff8881c6ee9298 RSI: 0000000000000000 RDI: 0000000000000004 [ 44.696445][ T9756] RBP: ffff8881c5e97bf0 R08: ffffffff817828f1 R09: 0000000000000003 [ 44.704658][ T9756] R10: ffffed1038bd2ed7 R11: 0000000000000004 R12: ffff8881c5e97c48 [ 44.712997][ T9756] R13: ffff8881ced01e00 R14: ffff8881c5e97e40 R15: dffffc0000000000 [ 44.721040][ T9756] FS: 0000000000000000(0000) GS:ffff8881dbb00000(0000) knlGS:0000000000000000 [ 44.730028][ T9756] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.736733][ T9756] CR2: 00007fffd0216b50 CR3: 00000001c95d7003 CR4: 00000000001606e0 [ 44.744980][ T9756] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.753047][ T9756] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.761218][ T9756] Kernel panic - not syncing: Fatal exception [ 44.768266][ T9756] Kernel Offset: disabled [ 44.772587][ T9756] Rebooting in 86400 seconds..