Warning: Permanently added '10.128.1.48' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 58.071090][ T26] audit: type=1400 audit(1555828892.498:36): avc: denied { map } for pid=8240 comm="syz-executor407" path="/root/syz-executor407547384" dev="sda1" ino=15903 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 58.118874][ C1] hrtimer: interrupt took 27941 ns [ 58.128292][ T8252] md: md0 stopped. [ 58.129539][ T8251] WARNING: CPU: 1 PID: 8251 at drivers/md/md.c:7207 md_ioctl+0x401d/0x5990 [ 58.141032][ T8251] Kernel panic - not syncing: panic_on_warn set ... [ 58.147625][ T8251] CPU: 1 PID: 8251 Comm: syz-executor407 Not tainted 5.1.0-rc5+ #77 [ 58.155601][ T8251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.165656][ T8251] Call Trace: [ 58.168938][ T8251] dump_stack+0x172/0x1f0 [ 58.173269][ T8251] ? md_ioctl+0x3f60/0x5990 [ 58.177791][ T8251] panic+0x2cb/0x65c [ 58.181688][ T8251] ? __warn_printk+0xf3/0xf3 [ 58.186329][ T8251] ? md_ioctl+0x401d/0x5990 [ 58.190868][ T8251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.197108][ T8251] ? __warn.cold+0x5/0x45 [ 58.201418][ T8251] ? __warn+0xe8/0x1d0 [ 58.205478][ T8251] ? md_ioctl+0x401d/0x5990 [ 58.209996][ T8251] __warn.cold+0x20/0x45 [ 58.214250][ T8251] ? md_ioctl+0x401d/0x5990 [ 58.218773][ T8251] report_bug+0x263/0x2b0 [ 58.223108][ T8251] do_error_trap+0x11b/0x200 [ 58.227697][ T8251] do_invalid_op+0x37/0x50 [ 58.232122][ T8251] ? md_ioctl+0x401d/0x5990 [ 58.236615][ T8251] invalid_op+0x14/0x20 [ 58.240779][ T8251] RIP: 0010:md_ioctl+0x401d/0x5990 [ 58.245874][ T8251] Code: fd ff ff c7 80 40 01 00 00 00 00 00 00 e9 e0 eb ff ff 48 8d 85 38 fe ff ff 48 89 85 b8 fd ff ff e9 fb da ff ff e8 33 c4 92 fc <0f> 0b e9 fe cc ff ff e8 27 c4 92 fc 89 de bf 23 09 48 40 e8 9b c5 [ 58.265526][ T8251] RSP: 0018:ffff88807c287950 EFLAGS: 00010293 [ 58.271592][ T8251] RAX: ffff8880949805c0 RBX: 0000000000000932 RCX: ffffffff84dd95b2 [ 58.279568][ T8251] RDX: 0000000000000000 RSI: ffffffff84ddc8bd RDI: 0000000000000007 [ 58.287552][ T8251] RBP: ffff88807c287bc0 R08: ffff8880949805c0 R09: ffffed10134d3caa [ 58.295753][ T8251] R10: ffff88807c287940 R11: ffff88809a69e54f R12: 0000000000000932 [ 58.303729][ T8251] R13: ffff88809f43e1c0 R14: ffff88809a69e3a8 R15: ffff88809a69e548 [ 58.311728][ T8251] ? md_ioctl+0xd12/0x5990 [ 58.316155][ T8251] ? md_ioctl+0x401d/0x5990 [ 58.320667][ T8251] ? add_new_disk+0x18e0/0x18e0 [ 58.325513][ T8251] ? find_held_lock+0x35/0x130 [ 58.330290][ T8251] ? avc_has_extended_perms+0x8e7/0x1100 [ 58.335920][ T8251] ? retint_kernel+0x2d/0x2d [ 58.340531][ T8251] ? lock_downgrade+0x880/0x880 [ 58.345408][ T8251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.351673][ T8251] ? kasan_check_read+0x11/0x20 [ 58.356538][ T8251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.362790][ T8251] ? avc_has_extended_perms+0xa78/0x1100 [ 58.368425][ T8251] ? avc_ss_reset+0x190/0x190 [ 58.373118][ T8251] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.378568][ T8251] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.384039][ T8251] ? add_new_disk+0x18e0/0x18e0 [ 58.388924][ T8251] blkdev_ioctl+0x6f2/0x1d10 [ 58.393496][ T8251] ? blkpg_ioctl+0xa90/0xa90 [ 58.398074][ T8251] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.403545][ T8251] ? retint_kernel+0x2d/0x2d [ 58.408147][ T8251] ? do_vfs_ioctl+0xca/0x1390 [ 58.412842][ T8251] block_ioctl+0xee/0x130 [ 58.417186][ T8251] ? blkdev_fallocate+0x410/0x410 [ 58.422205][ T8251] do_vfs_ioctl+0xd6e/0x1390 [ 58.426813][ T8251] ? ioctl_preallocate+0x210/0x210 [ 58.431936][ T8251] ? selinux_file_mprotect+0x620/0x620 [ 58.437408][ T8251] ? __fget+0x381/0x550 [ 58.441549][ T8251] ? ksys_dup3+0x3e0/0x3e0 [ 58.445955][ T8251] ? tomoyo_file_ioctl+0x23/0x30 [ 58.450883][ T8251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.457133][ T8251] ? security_file_ioctl+0x93/0xc0 [ 58.462257][ T8251] ksys_ioctl+0xab/0xd0 [ 58.466398][ T8251] __x64_sys_ioctl+0x73/0xb0 [ 58.470970][ T8251] ? do_syscall_64+0x5b/0x610 [ 58.475653][ T8251] do_syscall_64+0x103/0x610 [ 58.480260][ T8251] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.486159][ T8251] RIP: 0033:0x44b119 [ 58.490055][ T8251] Code: e8 0c e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 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 0f 83 7b cb fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.509675][ T8251] RSP: 002b:00007f8f127f5ce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 58.518077][ T8251] RAX: ffffffffffffffda RBX: 00000000006dcc28 RCX: 000000000044b119 [ 58.526067][ T8251] RDX: 0000000000000000 RSI: 0000000000000932 RDI: 0000000000000004 [ 58.534045][ T8251] RBP: 00000000006dcc20 R08: 0000000000000000 R09: 0000000000000000 [ 58.542018][ T8251] R10: 00000000006dcc20 R11: 0000000000000246 R12: 00000000006dcc2c [ 58.549990][ T8251] R13: 00007ffeb59ffa5f R14: 00007f8f127f69c0 R15: 0000000000000000 [ 58.558866][ T8251] Kernel Offset: disabled [ 58.563269][ T8251] Rebooting in 86400 seconds..