Warning: Permanently added '10.128.10.6' (ECDSA) to the list of known hosts. executing program [ 30.907289] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 30.907449] INFO: trying to register non-static key. [ 30.922194] the code is fine but needs lockdep annotation. [ 30.927809] turning off the locking correctness validator. [ 30.933427] CPU: 0 PID: 7962 Comm: syz-executor382 Not tainted 4.14.295-syzkaller #0 [ 30.941283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 30.950612] Call Trace: [ 30.953250] dump_stack+0x1b2/0x281 [ 30.956871] register_lock_class+0x389/0x1180 [ 30.961364] ? static_obj+0x50/0x50 [ 30.965066] ? add_lock_to_list.constprop.0+0x17d/0x330 [ 30.970587] ? save_trace+0xd6/0x290 [ 30.974684] __lock_acquire+0x167/0x3f20 [ 30.978741] ? cache_alloc_refill+0x2fa/0x350 [ 30.983409] ? trace_hardirqs_on+0x10/0x10 [ 30.987632] ? trace_hardirqs_on+0x10/0x10 [ 30.991974] ? lock_downgrade+0x740/0x740 [ 30.996113] ? alloc_buffer_head+0x20/0x110 [ 31.000421] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 31.006020] lock_acquire+0x170/0x3f0 [ 31.010313] ? nilfs_bmap_lookup_at_level+0x6b/0x380 [ 31.015457] down_read+0x36/0x80 [ 31.018799] ? nilfs_bmap_lookup_at_level+0x6b/0x380 [ 31.023873] nilfs_bmap_lookup_at_level+0x6b/0x380 [ 31.028778] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 31.033134] nilfs_mdt_submit_block.constprop.0+0x152/0x970 [ 31.038838] ? nilfs_mdt_write_page+0x250/0x250 [ 31.043496] nilfs_mdt_read_block+0x7c/0x320 [ 31.047887] ? nilfs_mdt_submit_block.constprop.0+0x970/0x970 [ 31.053960] ? __lock_acquire+0x2190/0x3f20 [ 31.058266] nilfs_mdt_get_block+0xc7/0xb90 [ 31.062650] ? nilfs_mdt_read_block+0x320/0x320 [ 31.067380] ? lock_downgrade+0x740/0x740 [ 31.071904] nilfs_palloc_get_block+0xb2/0x250 [ 31.076644] nilfs_palloc_get_entry_block+0x17d/0x230 [ 31.082398] ? nilfs_iget+0x18e/0x810 [ 31.086176] nilfs_ifile_get_inode_block+0xb4/0x150 [ 31.091266] nilfs_iget+0x1c2/0x810 [ 31.096463] ? nilfs_iget_locked+0xb0/0xb0 [ 31.101428] ? nilfs_attach_log_writer+0x64d/0x9d0 [ 31.106867] ? nilfs_detach_log_writer+0x980/0x980 [ 31.112148] ? wait_woken+0x230/0x230 [ 31.115958] nilfs_get_root_dentry+0x24/0x1f0 [ 31.120537] nilfs_mount+0x984/0xd00 [ 31.124437] ? nilfs_attach_checkpoint+0x420/0x420 [ 31.130342] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 31.136466] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 31.142359] ? alloc_pages_current+0x15d/0x260 [ 31.147441] ? __lockdep_init_map+0x100/0x560 [ 31.152077] mount_fs+0x92/0x2a0 [ 31.155524] vfs_kern_mount.part.0+0x5b/0x470 [ 31.161245] do_mount+0xe65/0x2a30 [ 31.165851] ? copy_mount_string+0x40/0x40 [ 31.170370] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 31.175667] ? copy_mnt_ns+0xa30/0xa30 [ 31.180231] ? copy_mount_options+0x1fa/0x2f0 [ 31.184913] ? copy_mnt_ns+0xa30/0xa30 [ 31.188967] SyS_mount+0xa8/0x120 [ 31.193105] ? copy_mnt_ns+0xa30/0xa30 [ 31.197114] do_syscall_64+0x1d5/0x640 [ 31.200995] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 31.206392] RIP: 0033:0x7f717926d66a [ 31.210346] RSP: 002b:00007fff49fc5008 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 31.219628] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f717926d66a [ 31.227233] RDX: 00000000200000c0 RSI: 0000000020000100 RDI: 00007fff49fc5020 [ 31.234671] RBP: 00007fff49fc5020 R08: 00007fff49fc5060 R09: 0000555555f2f2c0 [ 31.241920] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000004 [ 31.249711] R13: 00007fff49fc5060 R14: 0000000000000038 R15: 0000000020000740 [ 31.257446] kasan: CONFIG_KASAN_INLINE enabled [ 31.262026] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 31.269455] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 31.275694] Modules linked in: [ 31.278996] CPU: 0 PID: 7962 Comm: syz-executor382 Not tainted 4.14.295-syzkaller #0 [ 31.287855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 31.298679] task: ffff8880b3bda540 task.stack: ffff8880a2500000 [ 31.305347] RIP: 0010:nilfs_bmap_lookup_at_level+0xa5/0x380 [ 31.312477] RSP: 0018:ffff8880a2507750 EFLAGS: 00010246 [ 31.318006] RAX: 0000000000000000 RBX: ffff88808df1f098 RCX: 0000000000000000 [ 31.327037] RDX: dffffc0000000000 RSI: 1ffff110144a0e93 RDI: ffff88808df1f158 [ 31.335084] RBP: ffff8880a2507818 R08: 0000000000000001 R09: 0000000000000000 [ 31.343383] R10: 0000000000000001 R11: ffff8880b3bda540 R12: 0000000000000002 [ 31.350834] R13: 1ffff110144a0eeb R14: ffff88808df1f0d0 R15: 0000000000000001 [ 31.358142] FS: 0000555555f2f300(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000 [ 31.366967] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.373380] CR2: 00005577db681988 CR3: 000000009c5f5000 CR4: 00000000003406f0 [ 31.380742] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 31.388119] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 31.395526] Call Trace: [ 31.398112] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 31.402509] nilfs_mdt_submit_block.constprop.0+0x152/0x970 [ 31.408216] ? nilfs_mdt_write_page+0x250/0x250 [ 31.412882] nilfs_mdt_read_block+0x7c/0x320 [ 31.417358] ? nilfs_mdt_submit_block.constprop.0+0x970/0x970 [ 31.423416] ? __lock_acquire+0x2190/0x3f20 [ 31.427924] nilfs_mdt_get_block+0xc7/0xb90 [ 31.432226] ? nilfs_mdt_read_block+0x320/0x320 [ 31.437049] ? lock_downgrade+0x740/0x740 [ 31.441357] nilfs_palloc_get_block+0xb2/0x250 [ 31.445945] nilfs_palloc_get_entry_block+0x17d/0x230 [ 31.451213] ? nilfs_iget+0x18e/0x810 [ 31.455012] nilfs_ifile_get_inode_block+0xb4/0x150 [ 31.460150] nilfs_iget+0x1c2/0x810 [ 31.463899] ? nilfs_iget_locked+0xb0/0xb0 [ 31.468119] ? nilfs_attach_log_writer+0x64d/0x9d0 [ 31.473119] ? nilfs_detach_log_writer+0x980/0x980 [ 31.478712] ? wait_woken+0x230/0x230 [ 31.482596] nilfs_get_root_dentry+0x24/0x1f0 [ 31.487074] nilfs_mount+0x984/0xd00 [ 31.490794] ? nilfs_attach_checkpoint+0x420/0x420 [ 31.496062] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 31.501486] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 31.506565] ? alloc_pages_current+0x15d/0x260 [ 31.511213] ? __lockdep_init_map+0x100/0x560 [ 31.515865] mount_fs+0x92/0x2a0 [ 31.519234] vfs_kern_mount.part.0+0x5b/0x470 [ 31.523809] do_mount+0xe65/0x2a30 [ 31.527647] ? copy_mount_string+0x40/0x40 [ 31.531871] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 31.537006] ? copy_mnt_ns+0xa30/0xa30 [ 31.540879] ? copy_mount_options+0x1fa/0x2f0 [ 31.545487] ? copy_mnt_ns+0xa30/0xa30 [ 31.549508] SyS_mount+0xa8/0x120 [ 31.552967] ? copy_mnt_ns+0xa30/0xa30 [ 31.556901] do_syscall_64+0x1d5/0x640 [ 31.561052] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 31.566313] RIP: 0033:0x7f717926d66a [ 31.570096] RSP: 002b:00007fff49fc5008 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 31.577790] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f717926d66a [ 31.585267] RDX: 00000000200000c0 RSI: 0000000020000100 RDI: 00007fff49fc5020 [ 31.593440] RBP: 00007fff49fc5020 R08: 00007fff49fc5060 R09: 0000555555f2f2c0 [ 31.601422] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000004 [ 31.608674] R13: 00007fff49fc5060 R14: 0000000000000038 R15: 0000000020000740 [ 31.616310] Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 69 02 00 00 48 8b 83 c0 00 00 00 48 ba 00 00 00 00 00 fc ff df 48 89 c1 48 c1 e9 03 <80> 3c 11 00 0f 85 32 02 00 00 4c 89 e6 48 89 e9 44 89 fa 48 89 [ 31.635904] RIP: nilfs_bmap_lookup_at_level+0xa5/0x380 RSP: ffff8880a2507750 [ 31.643223] ---[ end trace 72f70d174fa9451e ]--- [ 31.648029] Kernel panic - not syncing: Fatal exception [ 31.653570] Kernel Offset: disabled [ 31.657188] Rebooting in 86400 seconds..