Warning: Permanently added '10.128.0.145' (ECDSA) to the list of known hosts. syzkaller login: [ 28.712156] IPVS: ftp: loaded support on port[0] = 21 [ 28.743331] IPVS: ftp: loaded support on port[0] = 21 [ 28.774893] IPVS: ftp: loaded support on port[0] = 21 [ 28.813062] FAULT_INJECTION: forcing a failure. [ 28.813062] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 28.813067] FAULT_INJECTION: forcing a failure. [ 28.813067] name failslab, interval 1, probability 0, space 0, times 1 [ 28.824914] CPU: 0 PID: 8043 Comm: syz-executor420 Not tainted 4.14.286-syzkaller #0 [ 28.824922] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 [ 28.824925] Call Trace: [ 28.824938] dump_stack+0x1b2/0x281 [ 28.824950] should_fail.cold+0x10a/0x149 [ 28.824961] __alloc_pages_nodemask+0x22c/0x2720 [ 28.824972] ? __lock_acquire+0x5fc/0x3f20 [ 28.824980] ? __lock_acquire+0x5fc/0x3f20 [ 28.824989] ? __lock_acquire+0x5fc/0x3f20 [ 28.824996] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 28.825004] ? blkdev_get+0x484/0x890 [ 28.825015] ? blkdev_get+0x484/0x890 [ 28.825023] ? trace_hardirqs_on+0x10/0x10 [ 28.825039] cache_grow_begin+0x91/0x700 [ 28.825046] ? fs_reclaim_release+0xd0/0x110 [ 28.825055] ? check_preemption_disabled+0x35/0x240 [ 28.825065] cache_alloc_refill+0x273/0x350 [ 28.825077] kmem_cache_alloc_trace+0x340/0x3d0 [ 28.825088] ? set_bdev_super+0x110/0x110 [ 28.825094] sget_userns+0x102/0xc10 [ 28.825100] ? set_bdev_super+0x110/0x110 [ 28.825110] ? ns_test_super+0x50/0x50 [ 28.825118] ? set_bdev_super+0x110/0x110 [ 28.825124] ? ns_test_super+0x50/0x50 [ 28.825129] sget+0xd1/0x110 [ 28.825140] mount_bdev+0xcd/0x360 [ 28.950422] ? bfs_iget+0xae0/0xae0 [ 28.954034] mount_fs+0x92/0x2a0 [ 28.957381] vfs_kern_mount.part.0+0x5b/0x470 [ 28.961857] do_mount+0xe65/0x2a30 [ 28.965813] ? do_raw_spin_unlock+0x164/0x220 [ 28.970293] ? copy_mount_string+0x40/0x40 [ 28.974513] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 28.979510] ? copy_mnt_ns+0xa30/0xa30 [ 28.983396] ? copy_mount_options+0x1fa/0x2f0 [ 28.987868] ? copy_mnt_ns+0xa30/0xa30 [ 28.991731] SyS_mount+0xa8/0x120 [ 28.995163] ? copy_mnt_ns+0xa30/0xa30 [ 28.999029] do_syscall_64+0x1d5/0x640 [ 29.002900] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 29.008071] RIP: 0033:0x7f1d5ea6f63a [ 29.011759] RSP: 002b:00007ffe24101a98 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 29.019447] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1d5ea6f63a [ 29.026710] RDX: 0000000020000080 RSI: 00000000200000c0 RDI: 00007ffe24101aa0 [ 29.033970] RBP: 00007ffe24101aa0 R08: 00007ffe24101ae0 R09: 6f6f6c2f7665642f [ 29.041223] R10: 0000000000008000 R11: 0000000000000282 R12: 0000000000000005 [ 29.048477] R13: 0000000000008000 R14: 00007ffe24101ae0 R15: 0000000000000000 [ 29.062776] IPVS: ftp: loaded support on port[0] = 21 [ 29.071919] CPU: 1 PID: 8036 Comm: syz-executor420 Not tainted 4.14.286-syzkaller #0 [ 29.079809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 [ 29.089155] Call Trace: [ 29.091734] dump_stack+0x1b2/0x281 [ 29.095360] should_fail.cold+0x10a/0x149 [ 29.099505] should_failslab+0xd6/0x130 [ 29.103495] __kmalloc+0x2c1/0x400 [ 29.107024] ? register_shrinker+0x1ab/0x220 [ 29.107175] FAULT_INJECTION: forcing a failure. [ 29.107175] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 29.111418] register_shrinker+0x1ab/0x220 [ 29.127404] sget_userns+0x9aa/0xc10 [ 29.131105] ? set_bdev_super+0x110/0x110 [ 29.135232] ? ns_test_super+0x50/0x50 [ 29.139097] ? set_bdev_super+0x110/0x110 [ 29.143236] ? ns_test_super+0x50/0x50 [ 29.147116] sget+0xd1/0x110 [ 29.150118] mount_bdev+0xcd/0x360 [ 29.153639] ? bfs_iget+0xae0/0xae0 [ 29.157246] mount_fs+0x92/0x2a0 [ 29.160596] vfs_kern_mount.part.0+0x5b/0x470 [ 29.165083] do_mount+0xe65/0x2a30 [ 29.168605] ? do_raw_spin_unlock+0x164/0x220 [ 29.173083] ? copy_mount_string+0x40/0x40 [ 29.177301] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 29.182294] ? copy_mnt_ns+0xa30/0xa30 [ 29.186163] ? copy_mount_options+0x1fa/0x2f0 [ 29.190639] ? copy_mnt_ns+0xa30/0xa30 [ 29.194510] SyS_mount+0xa8/0x120 [ 29.197941] ? copy_mnt_ns+0xa30/0xa30 [ 29.201809] do_syscall_64+0x1d5/0x640 [ 29.205677] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 29.210857] RIP: 0033:0x7f1d5ea6f63a [ 29.214553] RSP: 002b:00007ffe24101a98 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 29.222249] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1d5ea6f63a [ 29.229499] RDX: 0000000020000080 RSI: 00000000200000c0 RDI: 00007ffe24101aa0 [ 29.236748] RBP: 00007ffe24101aa0 R08: 00007ffe24101ae0 R09: 6f6f6c2f7665642f [ 29.243996] R10: 0000000000008000 R11: 0000000000000282 R12: 0000000000000005 [ 29.251241] R13: 0000000000008000 R14: 00007ffe24101ae0 R15: 0000000000000000 [ 29.258502] CPU: 0 PID: 8069 Comm: syz-executor420 Not tainted 4.14.286-syzkaller #0 [ 29.266377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 [ 29.275721] Call Trace: [ 29.278303] dump_stack+0x1b2/0x281 [ 29.278875] ------------[ cut here ]------------ [ 29.281918] should_fail.cold+0x10a/0x149 [ 29.286653] WARNING: CPU: 1 PID: 8036 at fs/super.c:1163 kill_block_super+0xbe/0xe0 [ 29.290771] __alloc_pages_nodemask+0x22c/0x2720 [ 29.298530] Kernel panic - not syncing: panic_on_warn set ... [ 29.298530] [ 29.303279] ? __lock_acquire+0x5fc/0x3f20 [ 29.314830] ? __lock_acquire+0x5fc/0x3f20 [ 29.319047] ? __lock_acquire+0x5fc/0x3f20 [ 29.323262] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 29.328084] ? blkdev_get+0x484/0x890 [ 29.331865] ? blkdev_get+0x484/0x890 [ 29.335641] ? trace_hardirqs_on+0x10/0x10 [ 29.339862] cache_grow_begin+0x91/0x700 [ 29.343902] ? fs_reclaim_release+0xd0/0x110 [ 29.348288] ? check_preemption_disabled+0x35/0x240 [ 29.353281] cache_alloc_refill+0x273/0x350 [ 29.357582] kmem_cache_alloc_trace+0x340/0x3d0 [ 29.362231] ? set_bdev_super+0x110/0x110 [ 29.366354] sget_userns+0x102/0xc10 [ 29.370044] ? set_bdev_super+0x110/0x110 [ 29.374169] ? ns_test_super+0x50/0x50 [ 29.378034] ? set_bdev_super+0x110/0x110 [ 29.382160] ? ns_test_super+0x50/0x50 [ 29.386024] sget+0xd1/0x110 [ 29.389019] mount_bdev+0xcd/0x360 [ 29.392537] ? bfs_iget+0xae0/0xae0 [ 29.396139] mount_fs+0x92/0x2a0 [ 29.399482] vfs_kern_mount.part.0+0x5b/0x470 [ 29.403953] do_mount+0xe65/0x2a30 [ 29.407472] ? do_raw_spin_unlock+0x164/0x220 [ 29.411947] ? copy_mount_string+0x40/0x40 [ 29.416159] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 29.421153] ? copy_mnt_ns+0xa30/0xa30 [ 29.425018] ? copy_mount_options+0x1fa/0x2f0 [ 29.429489] ? copy_mnt_ns+0xa30/0xa30 [ 29.433351] SyS_mount+0xa8/0x120 [ 29.436781] ? copy_mnt_ns+0xa30/0xa30 [ 29.440646] do_syscall_64+0x1d5/0x640 [ 29.444512] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 29.449681] RIP: 0033:0x7f1d5ea6f63a [ 29.453366] RSP: 002b:00007ffe24101a98 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 29.461053] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1d5ea6f63a [ 29.468304] RDX: 0000000020000080 RSI: 00000000200000c0 RDI: 00007ffe24101aa0 [ 29.475550] RBP: 00007ffe24101aa0 R08: 00007ffe24101ae0 R09: 6f6f6c2f7665642f [ 29.482796] R10: 0000000000008000 R11: 0000000000000282 R12: 0000000000000005 [ 29.490042] R13: 0000000000008000 R14: 00007ffe24101ae0 R15: 0000000000000000 [ 29.497301] CPU: 1 PID: 8036 Comm: syz-executor420 Not tainted 4.14.286-syzkaller #0 [ 29.505166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 [ 29.514499] Call Trace: [ 29.517066] dump_stack+0x1b2/0x281 [ 29.520676] panic+0x1f9/0x42d [ 29.523846] ? add_taint.cold+0x16/0x16 [ 29.527812] ? kill_block_super+0xbe/0xe0 [ 29.531939] ? kill_block_super+0xbe/0xe0 [ 29.536063] __warn.cold+0x20/0x44 [ 29.539592] ? ist_end_non_atomic+0x10/0x10 [ 29.543891] ? kill_block_super+0xbe/0xe0 [ 29.548031] report_bug+0x208/0x250 [ 29.551637] do_error_trap+0x195/0x2d0 [ 29.555503] ? math_error+0x2d0/0x2d0 [ 29.559282] ? retint_kernel+0x2d/0x2d [ 29.563153] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 29.567974] invalid_op+0x1b/0x40 [ 29.571403] RIP: 0010:kill_block_super+0xbe/0xe0 [ 29.576132] RSP: 0018:ffff8880b113fbc8 EFLAGS: 00010297 [ 29.581474] RAX: ffff88809fe70580 RBX: 0000000000000000 RCX: 1ffff11013fce1c6 [ 29.588720] RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff88809036b6f0 [ 29.595965] RBP: ffff8880b340eb80 R08: ffffffff8b9b7380 R09: 0000000000000001 [ 29.603210] R10: 0000000000000000 R11: ffff88809fe70580 R12: ffff88809036b240 [ 29.610459] R13: ffffffff890ae230 R14: ffffffff88f45760 R15: dffffc0000000000 [ 29.617715] ? kill_block_super+0xbe/0xe0 [ 29.621855] deactivate_locked_super+0x6c/0xd0 [ 29.626419] sget_userns+0x9c4/0xc10 [ 29.630110] ? set_bdev_super+0x110/0x110 [ 29.634236] ? ns_test_super+0x50/0x50 [ 29.638102] ? set_bdev_super+0x110/0x110 [ 29.642225] ? ns_test_super+0x50/0x50 [ 29.646087] sget+0xd1/0x110 [ 29.649084] mount_bdev+0xcd/0x360 [ 29.652601] ? bfs_iget+0xae0/0xae0 [ 29.656205] mount_fs+0x92/0x2a0 [ 29.659553] vfs_kern_mount.part.0+0x5b/0x470 [ 29.664025] do_mount+0xe65/0x2a30 [ 29.667542] ? do_raw_spin_unlock+0x164/0x220 [ 29.672016] ? copy_mount_string+0x40/0x40 [ 29.676228] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 29.681220] ? copy_mnt_ns+0xa30/0xa30 [ 29.685084] ? copy_mount_options+0x1fa/0x2f0 [ 29.689556] ? copy_mnt_ns+0xa30/0xa30 [ 29.693421] SyS_mount+0xa8/0x120 [ 29.696853] ? copy_mnt_ns+0xa30/0xa30 [ 29.700717] do_syscall_64+0x1d5/0x640 [ 29.704584] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 29.709763] RIP: 0033:0x7f1d5ea6f63a [ 29.713456] RSP: 002b:00007ffe24101a98 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 29.721148] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1d5ea6f63a [ 29.728398] RDX: 0000000020000080 RSI: 00000000200000c0 RDI: 00007ffe24101aa0 [ 29.735647] RBP: 00007ffe24101aa0 R08: 00007ffe24101ae0 R09: 6f6f6c2f7665642f [ 29.742897] R10: 0000000000008000 R11: 0000000000000282 R12: 0000000000000005 [ 29.750156] R13: 0000000000008000 R14: 00007ffe24101ae0 R15: 0000000000000000 [ 29.757764] Kernel Offset: disabled [ 29.761413] Rebooting in 86400 seconds..