[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.12' (ECDSA) to the list of known hosts. syzkaller login: [ 31.267562] IPVS: ftp: loaded support on port[0] = 21 [ 31.304596] IPVS: ftp: loaded support on port[0] = 21 [ 31.307608] FAULT_INJECTION: forcing a failure. [ 31.307608] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 31.323215] CPU: 0 PID: 8040 Comm: syz-executor004 Not tainted 4.14.202-syzkaller #0 [ 31.331356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.340722] Call Trace: [ 31.343302] dump_stack+0x1b2/0x283 [ 31.347071] should_fail.cold+0x10a/0x154 [ 31.351399] __alloc_pages_nodemask+0x22c/0x2720 [ 31.356170] ? string+0x17e/0x1d0 [ 31.359620] ? __lock_acquire+0x2190/0x3f20 [ 31.364010] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 31.368857] ? pointer+0x31f/0x9e0 [ 31.372400] ? trace_hardirqs_on+0x10/0x10 [ 31.376627] ? set_precision+0x150/0x150 [ 31.380842] ? vsnprintf+0x260/0x1340 [ 31.384638] cache_grow_begin+0x8f/0x420 [ 31.388695] cache_alloc_refill+0x273/0x350 [ 31.393163] kmem_cache_alloc_trace+0x340/0x3d0 [ 31.397830] xfs_fs_fill_super+0x50/0x1380 [ 31.402120] mount_bdev+0x2b3/0x360 [ 31.405896] ? xfs_parseargs+0x1130/0x1130 [ 31.410315] mount_fs+0x92/0x2a0 [ 31.413818] vfs_kern_mount.part.0+0x5b/0x470 [ 31.418316] do_mount+0xe53/0x2a00 [ 31.422020] ? do_raw_spin_unlock+0x164/0x220 [ 31.426505] ? copy_mount_string+0x40/0x40 [ 31.430834] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 31.435967] ? copy_mnt_ns+0xa30/0xa30 [ 31.440005] ? copy_mount_options+0x1fa/0x2f0 [ 31.444484] ? copy_mnt_ns+0xa30/0xa30 [ 31.448367] SyS_mount+0xa8/0x120 [ 31.451822] ? copy_mnt_ns+0xa30/0xa30 [ 31.455704] do_syscall_64+0x1d5/0x640 [ 31.459747] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 31.464928] RIP: 0033:0x44d9aa [ 31.468118] RSP: 002b:00007ff48a227bf8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 31.475818] RAX: ffffffffffffffda RBX: 00007ff48a227c00 RCX: 000000000044d9aa [ 31.483451] RDX: 0000000020000140 RSI: 0000000020000180 RDI: 00007ff48a227c00 [ 31.490718] RBP: 0000000000000007 R08: 00007ff48a227c40 R09: 0000000000000000 [ 31.497990] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000006 [ 31.505250] R13: 0000000000000000 R14: 00007ff48a227c40 R15: 00007ff48a2286d0 [ 31.550583] IPVS: ftp: loaded support on port[0] = 21 [ 31.565135] XFS (loop0): Invalid superblock magic number [ 31.579888] FAULT_INJECTION: forcing a failure. [ 31.579888] name failslab, interval 1, probability 0, space 0, times 1 [ 31.607911] CPU: 0 PID: 8075 Comm: syz-executor004 Not tainted 4.14.202-syzkaller #0 [ 31.615835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.625202] Call Trace: [ 31.627808] dump_stack+0x1b2/0x283 [ 31.631558] should_fail.cold+0x10a/0x154 [ 31.635717] should_failslab+0xd6/0x130 [ 31.639693] __kmalloc+0x2c1/0x400 [ 31.643390] ? register_shrinker+0x1ab/0x220 [ 31.647817] register_shrinker+0x1ab/0x220 [ 31.652062] xfs_alloc_buftarg+0x21b/0x2d0 [ 31.656302] xfs_open_devices+0x1f1/0x4b0 [ 31.660544] ? mapping_needs_writeback+0xd4/0x110 [ 31.665406] ? xfs_blkdev_put+0x30/0x30 [ 31.669423] ? filemap_write_and_wait+0x86/0xa0 [ 31.674112] ? set_blocksize+0x125/0x380 [ 31.678199] xfs_fs_fill_super+0x690/0x1380 [ 31.682546] mount_bdev+0x2b3/0x360 [ 31.686190] ? xfs_parseargs+0x1130/0x1130 [ 31.690448] mount_fs+0x92/0x2a0 [ 31.693845] vfs_kern_mount.part.0+0x5b/0x470 [ 31.696443] FAULT_INJECTION: forcing a failure. [ 31.696443] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 31.698488] do_mount+0xe53/0x2a00 [ 31.713818] ? copy_mount_string+0x40/0x40 [ 31.718134] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 31.723145] ? copy_mnt_ns+0xa30/0xa30 [ 31.727155] ? copy_mount_options+0x1fa/0x2f0 [ 31.731684] ? copy_mnt_ns+0xa30/0xa30 [ 31.735563] SyS_mount+0xa8/0x120 [ 31.739006] ? copy_mnt_ns+0xa30/0xa30 [ 31.742931] do_syscall_64+0x1d5/0x640 [ 31.746820] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 31.752031] RIP: 0033:0x44d9aa [ 31.755213] RSP: 002b:00007ff48a227bf8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 31.762912] RAX: ffffffffffffffda RBX: 00007ff48a227c00 RCX: 000000000044d9aa [ 31.770239] RDX: 0000000020000140 RSI: 0000000020000180 RDI: 00007ff48a227c00 [ 31.777503] RBP: 0000000000000007 R08: 00007ff48a227c40 R09: 0000000000000000 [ 31.785012] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000006 [ 31.792290] R13: 0000000000000000 R14: 00007ff48a227c40 R15: 00007ff48a2286d0 [ 31.799650] CPU: 1 PID: 8107 Comm: syz-executor004 Not tainted 4.14.202-syzkaller #0 [ 31.804193] IPVS: ftp: loaded support on port[0] = 21 [ 31.807545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.807549] Call Trace: [ 31.807563] dump_stack+0x1b2/0x283 [ 31.807574] should_fail.cold+0x10a/0x154 [ 31.807584] __alloc_pages_nodemask+0x22c/0x2720 [ 31.807593] ? string+0x17e/0x1d0 [ 31.841140] ? __lock_acquire+0x5fc/0x3f20 [ 31.845396] ? bdev_name.constprop.0+0x1cd/0x240 [ 31.846708] FAULT_INJECTION: forcing a failure. [ 31.846708] name failslab, interval 1, probability 0, space 0, times 0 [ 31.850164] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 31.850172] ? pointer+0x31f/0x9e0 [ 31.850181] ? trace_hardirqs_on+0x10/0x10 [ 31.850190] ? set_precision+0x150/0x150 [ 31.850202] ? reacquire_held_locks+0xb5/0x3f0 [ 31.883454] ? vsnprintf+0x260/0x1340 [ 31.887256] cache_grow_begin+0x8f/0x420 [ 31.891314] cache_alloc_refill+0x273/0x350 [ 31.895630] kmem_cache_alloc_trace+0x340/0x3d0 [ 31.900293] xfs_fs_fill_super+0x50/0x1380 [ 31.904533] mount_bdev+0x2b3/0x360 [ 31.908156] ? xfs_parseargs+0x1130/0x1130 [ 31.912385] mount_fs+0x92/0x2a0 [ 31.915799] vfs_kern_mount.part.0+0x5b/0x470 [ 31.920289] do_mount+0xe53/0x2a00 [ 31.923840] ? copy_mount_string+0x40/0x40 [ 31.928155] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 31.933165] ? copy_mnt_ns+0xa30/0xa30 [ 31.937046] ? copy_mount_options+0x1fa/0x2f0 [ 31.941533] ? copy_mnt_ns+0xa30/0xa30 [ 31.945417] SyS_mount+0xa8/0x120 [ 31.948866] ? copy_mnt_ns+0xa30/0xa30 [ 31.952747] do_syscall_64+0x1d5/0x640 [ 31.956630] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 31.961984] RIP: 0033:0x44d9aa [ 31.965163] RSP: 002b:00007ff48a227bf8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 31.972860] RAX: ffffffffffffffda RBX: 00007ff48a227c00 RCX: 000000000044d9aa [ 31.980171] RDX: 0000000020000140 RSI: 0000000020000180 RDI: 00007ff48a227c00 [ 31.987566] RBP: 0000000000000007 R08: 00007ff48a227c40 R09: 0000000000000000 [ 31.995027] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000006 [ 32.002525] R13: 0000000000000000 R14: 00007ff48a227c40 R15: 00007ff48a2286d0 [ 32.009822] CPU: 0 PID: 8095 Comm: syz-executor004 Not tainted 4.14.202-syzkaller #0 [ 32.017722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.027409] Call Trace: [ 32.030171] dump_stack+0x1b2/0x283 [ 32.034469] should_fail.cold+0x10a/0x154 [ 32.038776] should_failslab+0xd6/0x130 [ 32.042766] __kmalloc+0x2c1/0x400 [ 32.046328] ? register_shrinker+0x1ab/0x220 [ 32.050756] register_shrinker+0x1ab/0x220 [ 32.055007] sget_userns+0x9aa/0xc10 [ 32.058736] ? set_bdev_super+0x110/0x110 [ 32.062903] ? ns_test_super+0x50/0x50 [ 32.066802] ? set_bdev_super+0x110/0x110 [ 32.071109] ? ns_test_super+0x50/0x50 [ 32.075125] sget+0xd1/0x110 [ 32.078230] mount_bdev+0xcd/0x360 [ 32.081763] ? xfs_parseargs+0x1130/0x1130 [ 32.086090] mount_fs+0x92/0x2a0 [ 32.089610] vfs_kern_mount.part.0+0x5b/0x470 [ 32.094461] do_mount+0xe53/0x2a00 [ 32.098177] ? copy_mount_string+0x40/0x40 [ 32.102591] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 32.107763] ? copy_mnt_ns+0xa30/0xa30 [ 32.112181] ? copy_mount_options+0x1fa/0x2f0 [ 32.116904] ? copy_mnt_ns+0xa30/0xa30 [ 32.120793] SyS_mount+0xa8/0x120 [ 32.124238] ? copy_mnt_ns+0xa30/0xa30 [ 32.128120] do_syscall_64+0x1d5/0x640 [ 32.132092] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 32.137281] RIP: 0033:0x44d9aa [ 32.140483] RSP: 002b:00007ff48a227bf8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 32.140978] XFS (loop4): Invalid superblock magic number [ 32.148196] RAX: ffffffffffffffda RBX: 00007ff48a227c00 RCX: 000000000044d9aa [ 32.148200] RDX: 0000000020000140 RSI: 0000000020000180 RDI: 00007ff48a227c00 [ 32.148205] RBP: 0000000000000007 R08: 00007ff48a227c40 R09: 0000000000000000 [ 32.148209] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000006 [ 32.148213] R13: 0000000000000000 R14: 00007ff48a227c40 R15: 00007ff48a2286d0 [ 32.149350] ------------[ cut here ]------------ [ 32.195270] WARNING: CPU: 0 PID: 8095 at fs/super.c:1163 kill_block_super+0xbe/0xe0 [ 32.203062] Kernel panic - not syncing: panic_on_warn set ... [ 32.203062] [ 32.210419] CPU: 0 PID: 8095 Comm: syz-executor004 Not tainted 4.14.202-syzkaller #0 [ 32.218574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.228036] Call Trace: [ 32.230627] dump_stack+0x1b2/0x283 [ 32.234382] panic+0x1f9/0x42d [ 32.237578] ? add_taint.cold+0x16/0x16 [ 32.241545] ? kill_block_super+0xbe/0xe0 [ 32.245685] ? kill_block_super+0xbe/0xe0 [ 32.249932] __warn.cold+0x20/0x4b [ 32.253470] ? ist_end_non_atomic+0x10/0x10 [ 32.257976] ? kill_block_super+0xbe/0xe0 [ 32.262128] report_bug+0x208/0x249 [ 32.265829] do_error_trap+0x195/0x2d0 [ 32.269723] ? math_error+0x2d0/0x2d0 [ 32.273731] ? retint_kernel+0x2d/0x2d [ 32.277948] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 32.282920] invalid_op+0x1b/0x40 [ 32.286371] RIP: 0010:kill_block_super+0xbe/0xe0 [ 32.291208] RSP: 0018:ffff888096497bc8 EFLAGS: 00010297 [ 32.296561] RAX: ffff8880b060c480 RBX: 0000000000000000 RCX: 1ffff110160c19a6 [ 32.304004] RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff8880b1dc1b70 [ 32.311269] RBP: ffff8880953405c0 R08: ffffffff8b9a1950 R09: 0000000000000001 [ 32.318534] R10: 0000000000000000 R11: ffff8880b060c480 R12: ffff8880b1dc16c0 [ 32.325814] R13: ffffffff89243e70 R14: ffffffff88f44cc0 R15: dffffc0000000000 [ 32.333098] ? kill_block_super+0xbe/0xe0 [ 32.337245] deactivate_locked_super+0x6c/0xd0 [ 32.341835] sget_userns+0x9c4/0xc10 [ 32.345552] ? set_bdev_super+0x110/0x110 [ 32.349708] ? ns_test_super+0x50/0x50 [ 32.356641] ? set_bdev_super+0x110/0x110 [ 32.360799] ? ns_test_super+0x50/0x50 [ 32.364678] sget+0xd1/0x110 [ 32.367722] mount_bdev+0xcd/0x360 [ 32.371359] ? xfs_parseargs+0x1130/0x1130 [ 32.375720] mount_fs+0x92/0x2a0 [ 32.379089] vfs_kern_mount.part.0+0x5b/0x470 [ 32.383582] do_mount+0xe53/0x2a00 [ 32.387119] ? copy_mount_string+0x40/0x40 [ 32.391435] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 32.396473] ? copy_mnt_ns+0xa30/0xa30 [ 32.400359] ? copy_mount_options+0x1fa/0x2f0 [ 32.404845] ? copy_mnt_ns+0xa30/0xa30 [ 32.408771] SyS_mount+0xa8/0x120 [ 32.412266] ? copy_mnt_ns+0xa30/0xa30 [ 32.416145] do_syscall_64+0x1d5/0x640 [ 32.420088] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 32.425272] RIP: 0033:0x44d9aa [ 32.428456] RSP: 002b:00007ff48a227bf8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 32.436309] RAX: ffffffffffffffda RBX: 00007ff48a227c00 RCX: 000000000044d9aa [ 32.443631] RDX: 0000000020000140 RSI: 0000000020000180 RDI: 00007ff48a227c00 [ 32.450920] RBP: 0000000000000007 R08: 00007ff48a227c40 R09: 0000000000000000 [ 32.458184] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000006 [ 32.465503] R13: 0000000000000000 R14: 00007ff48a227c40 R15: 00007ff48a2286d0 [ 32.473955] Kernel Offset: disabled [ 32.477648] Rebooting in 86400 seconds..