Warning: Permanently added '10.128.0.184' (ECDSA) to the list of known hosts. executing program [ 28.666024] INFO: trying to register non-static key. [ 28.671141] the code is fine but needs lockdep annotation. [ 28.675458] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 28.676749] turning off the locking correctness validator. [ 28.692123] CPU: 0 PID: 7996 Comm: syz-executor421 Not tainted 4.14.295-syzkaller #0 [ 28.699975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 28.709301] Call Trace: [ 28.711872] dump_stack+0x1b2/0x281 [ 28.715475] register_lock_class+0x389/0x1180 [ 28.719954] ? static_obj+0x50/0x50 [ 28.723564] ? add_lock_to_list.constprop.0+0x17d/0x330 [ 28.728900] ? save_trace+0xd6/0x290 [ 28.732653] __lock_acquire+0x167/0x3f20 [ 28.736700] ? mem_cgroup_commit_charge+0x17c/0x3b0 [ 28.741690] ? trace_hardirqs_on+0x10/0x10 [ 28.745899] ? trace_hardirqs_on+0x10/0x10 [ 28.750107] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 28.755538] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 28.760529] ? alloc_buffer_head+0x20/0x110 [ 28.764822] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 28.770247] lock_acquire+0x170/0x3f0 [ 28.774021] ? nilfs_bmap_lookup_at_level+0x6b/0x380 [ 28.779100] down_read+0x36/0x80 [ 28.782441] ? nilfs_bmap_lookup_at_level+0x6b/0x380 [ 28.787516] nilfs_bmap_lookup_at_level+0x6b/0x380 [ 28.792419] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 28.796716] nilfs_mdt_submit_block.constprop.0+0x152/0x970 [ 28.802400] ? nilfs_mdt_write_page+0x250/0x250 [ 28.807042] nilfs_mdt_read_block+0x7c/0x320 [ 28.811423] ? nilfs_mdt_submit_block.constprop.0+0x970/0x970 [ 28.817280] ? __lock_acquire+0x2190/0x3f20 [ 28.821574] nilfs_mdt_get_block+0xc7/0xb90 [ 28.825870] ? nilfs_mdt_read_block+0x320/0x320 [ 28.830511] ? lock_downgrade+0x740/0x740 [ 28.834637] nilfs_palloc_get_block+0xb2/0x250 [ 28.839197] nilfs_palloc_get_entry_block+0x17d/0x230 [ 28.844372] ? nilfs_iget+0x18e/0x810 [ 28.848147] nilfs_ifile_get_inode_block+0xb4/0x150 [ 28.853140] nilfs_iget+0x1c2/0x810 [ 28.856744] ? nilfs_iget_locked+0xb0/0xb0 [ 28.860954] ? nilfs_attach_log_writer+0x64d/0x9d0 [ 28.865855] ? nilfs_detach_log_writer+0x980/0x980 [ 28.870759] ? wait_woken+0x230/0x230 [ 28.874532] nilfs_get_root_dentry+0x24/0x1f0 [ 28.879001] nilfs_mount+0x984/0xd00 [ 28.882688] ? nilfs_attach_checkpoint+0x420/0x420 [ 28.887593] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 28.893015] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 28.898005] ? alloc_pages_current+0x15d/0x260 [ 28.902559] ? __lockdep_init_map+0x100/0x560 [ 28.907028] mount_fs+0x92/0x2a0 [ 28.910371] vfs_kern_mount.part.0+0x5b/0x470 [ 28.914839] do_mount+0xe65/0x2a30 [ 28.918356] ? retint_kernel+0x2d/0x2d [ 28.922217] ? copy_mount_string+0x40/0x40 [ 28.926424] ? memset+0x20/0x40 [ 28.929684] ? copy_mount_options+0x1fa/0x2f0 [ 28.934167] ? copy_mnt_ns+0xa30/0xa30 [ 28.938084] SyS_mount+0xa8/0x120 [ 28.941517] ? copy_mnt_ns+0xa30/0xa30 [ 28.945513] do_syscall_64+0x1d5/0x640 [ 28.949379] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.954540] RIP: 0033:0x7fe9d47ef54a [ 28.958223] RSP: 002b:00007ffc8d953008 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 28.965902] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe9d47ef54a [ 28.973145] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffc8d953020 [ 28.980387] RBP: 00007ffc8d953020 R08: 00007ffc8d953060 R09: 00005555564ac2c0 [ 28.987631] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000004 [ 28.994879] R13: 00007ffc8d953060 R14: 000000000000003a R15: 0000000020000770 [ 29.002409] kasan: CONFIG_KASAN_INLINE enabled [ 29.006977] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 29.014581] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 29.020805] Modules linked in: [ 29.023984] CPU: 0 PID: 7996 Comm: syz-executor421 Not tainted 4.14.295-syzkaller #0 [ 29.031837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 29.041164] task: ffff888095b78000 task.stack: ffff888095480000 [ 29.047221] RIP: 0010:nilfs_bmap_lookup_at_level+0xa5/0x380 [ 29.052907] RSP: 0018:ffff888095487750 EFLAGS: 00010246 [ 29.058244] RAX: 0000000000000000 RBX: ffff88808df13098 RCX: 0000000000000000 [ 29.065487] RDX: dffffc0000000000 RSI: 1ffff11012a90e93 RDI: ffff88808df13158 [ 29.072735] RBP: ffff888095487818 R08: 0000000000000001 R09: 0000000000000000 [ 29.079979] R10: 0000000000000001 R11: ffff888095b78000 R12: 0000000000000002 [ 29.087223] R13: 1ffff11012a90eeb R14: ffff88808df130d0 R15: 0000000000000001 [ 29.094467] FS: 00005555564ac300(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000 [ 29.102667] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.108525] CR2: 00007ffc8d954000 CR3: 000000009df34000 CR4: 00000000003406f0 [ 29.115770] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 29.123019] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 29.130391] Call Trace: [ 29.132960] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 29.137254] nilfs_mdt_submit_block.constprop.0+0x152/0x970 [ 29.142940] ? nilfs_mdt_write_page+0x250/0x250 [ 29.147585] nilfs_mdt_read_block+0x7c/0x320 [ 29.151973] ? nilfs_mdt_submit_block.constprop.0+0x970/0x970 [ 29.157836] ? __lock_acquire+0x2190/0x3f20 [ 29.162147] nilfs_mdt_get_block+0xc7/0xb90 [ 29.166448] ? nilfs_mdt_read_block+0x320/0x320 [ 29.171090] ? lock_downgrade+0x740/0x740 [ 29.175231] nilfs_palloc_get_block+0xb2/0x250 [ 29.179788] nilfs_palloc_get_entry_block+0x17d/0x230 [ 29.184952] ? nilfs_iget+0x18e/0x810 [ 29.188726] nilfs_ifile_get_inode_block+0xb4/0x150 [ 29.193716] nilfs_iget+0x1c2/0x810 [ 29.197316] ? nilfs_iget_locked+0xb0/0xb0 [ 29.201550] ? nilfs_attach_log_writer+0x64d/0x9d0 [ 29.206453] ? nilfs_detach_log_writer+0x980/0x980 [ 29.211358] ? wait_woken+0x230/0x230 [ 29.215138] nilfs_get_root_dentry+0x24/0x1f0 [ 29.219641] nilfs_mount+0x984/0xd00 [ 29.223330] ? nilfs_attach_checkpoint+0x420/0x420 [ 29.228234] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 29.233659] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 29.238737] ? alloc_pages_current+0x15d/0x260 [ 29.243304] ? __lockdep_init_map+0x100/0x560 [ 29.247771] mount_fs+0x92/0x2a0 [ 29.251113] vfs_kern_mount.part.0+0x5b/0x470 [ 29.255585] do_mount+0xe65/0x2a30 [ 29.259115] ? retint_kernel+0x2d/0x2d [ 29.263007] ? copy_mount_string+0x40/0x40 [ 29.267224] ? memset+0x20/0x40 [ 29.270484] ? copy_mount_options+0x1fa/0x2f0 [ 29.274959] ? copy_mnt_ns+0xa30/0xa30 [ 29.278830] SyS_mount+0xa8/0x120 [ 29.282257] ? copy_mnt_ns+0xa30/0xa30 [ 29.286123] do_syscall_64+0x1d5/0x640 [ 29.289986] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 29.295148] RIP: 0033:0x7fe9d47ef54a [ 29.298832] RSP: 002b:00007ffc8d953008 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 29.306513] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe9d47ef54a [ 29.313753] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffc8d953020 [ 29.320995] RBP: 00007ffc8d953020 R08: 00007ffc8d953060 R09: 00005555564ac2c0 [ 29.328239] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000004 [ 29.335481] R13: 00007ffc8d953060 R14: 000000000000003a R15: 0000000020000770 [ 29.342725] 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 [ 29.361880] RIP: nilfs_bmap_lookup_at_level+0xa5/0x380 RSP: ffff888095487750 [ 29.369630] ---[ end trace 04537e1a0192aceb ]--- [ 29.374379] Kernel panic - not syncing: Fatal exception [ 29.379924] Kernel Offset: disabled [ 29.383532] Rebooting in 86400 seconds..