Warning: Permanently added '10.128.1.110' (ECDSA) to the list of known hosts. executing program [ 29.177782] INFO: trying to register non-static key. [ 29.179747] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 29.182903] the code is fine but needs lockdep annotation. [ 29.198275] turning off the locking correctness validator. [ 29.203884] CPU: 0 PID: 7970 Comm: syz-executor129 Not tainted 4.14.295-syzkaller #0 [ 29.211751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 29.221080] Call Trace: [ 29.223645] dump_stack+0x1b2/0x281 [ 29.227250] register_lock_class+0x389/0x1180 [ 29.231836] ? static_obj+0x50/0x50 [ 29.235440] ? add_lock_to_list.constprop.0+0x17d/0x330 [ 29.240776] ? save_trace+0xd6/0x290 [ 29.244465] __lock_acquire+0x167/0x3f20 [ 29.248513] ? mem_cgroup_commit_charge+0x17c/0x3b0 [ 29.253510] ? trace_hardirqs_on+0x10/0x10 [ 29.257718] ? trace_hardirqs_on+0x10/0x10 [ 29.261925] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 29.267354] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 29.272344] ? alloc_buffer_head+0x20/0x110 [ 29.276637] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 29.282058] lock_acquire+0x170/0x3f0 [ 29.285832] ? nilfs_bmap_lookup_at_level+0x6b/0x380 [ 29.290909] down_read+0x36/0x80 [ 29.294249] ? nilfs_bmap_lookup_at_level+0x6b/0x380 [ 29.299328] nilfs_bmap_lookup_at_level+0x6b/0x380 [ 29.304231] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 29.308527] nilfs_mdt_submit_block.constprop.0+0x152/0x970 [ 29.314212] ? nilfs_mdt_write_page+0x250/0x250 [ 29.318852] nilfs_mdt_read_block+0x7c/0x320 [ 29.323240] ? nilfs_mdt_submit_block.constprop.0+0x970/0x970 [ 29.329128] ? __lock_acquire+0x2190/0x3f20 [ 29.333422] nilfs_mdt_get_block+0xc7/0xb90 [ 29.337718] ? nilfs_mdt_read_block+0x320/0x320 [ 29.342375] ? lock_downgrade+0x740/0x740 [ 29.346499] nilfs_palloc_get_block+0xb2/0x250 [ 29.351055] nilfs_palloc_get_entry_block+0x17d/0x230 [ 29.356218] ? nilfs_iget+0x18e/0x810 [ 29.360010] nilfs_ifile_get_inode_block+0xb4/0x150 [ 29.365001] nilfs_iget+0x1c2/0x810 [ 29.368703] ? nilfs_iget_locked+0xb0/0xb0 [ 29.372913] ? nilfs_attach_log_writer+0x64d/0x9d0 [ 29.377815] ? nilfs_detach_log_writer+0x980/0x980 [ 29.382718] ? wait_woken+0x230/0x230 [ 29.386491] nilfs_get_root_dentry+0x24/0x1f0 [ 29.390960] nilfs_mount+0x984/0xd00 [ 29.394647] ? nilfs_attach_checkpoint+0x420/0x420 [ 29.399550] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 29.406986] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 29.411984] ? alloc_pages_current+0x15d/0x260 [ 29.416644] ? __lockdep_init_map+0x100/0x560 [ 29.421116] mount_fs+0x92/0x2a0 [ 29.424462] vfs_kern_mount.part.0+0x5b/0x470 [ 29.428934] do_mount+0xe65/0x2a30 [ 29.432449] ? copy_mount_string+0x40/0x40 [ 29.436729] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 29.441718] ? copy_mnt_ns+0xa30/0xa30 [ 29.445580] ? copy_mount_options+0x1fa/0x2f0 [ 29.450065] ? copy_mnt_ns+0xa30/0xa30 [ 29.453925] SyS_mount+0xa8/0x120 [ 29.457349] ? copy_mnt_ns+0xa30/0xa30 [ 29.461212] do_syscall_64+0x1d5/0x640 [ 29.465077] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 29.470247] RIP: 0033:0x7f2a56d7973a [ 29.473931] RSP: 002b:00007ffde4303858 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 29.481709] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2a56d7973a [ 29.488957] RDX: 00000000200000c0 RSI: 0000000020000100 RDI: 00007ffde4303870 [ 29.496203] RBP: 00007ffde4303870 R08: 00007ffde43038b0 R09: 0000555555b5d2c0 [ 29.503454] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000004 [ 29.510696] R13: 00007ffde43038b0 R14: 000000000000003a R15: 0000000020000770 [ 29.518364] kasan: CONFIG_KASAN_INLINE enabled [ 29.523187] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 29.530604] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 29.536822] Modules linked in: [ 29.540004] CPU: 0 PID: 7970 Comm: syz-executor129 Not tainted 4.14.295-syzkaller #0 [ 29.547984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 29.557487] task: ffff8880960bc280 task.stack: ffff8880a2e38000 [ 29.563529] RIP: 0010:nilfs_bmap_lookup_at_level+0xa5/0x380 [ 29.569235] RSP: 0018:ffff8880a2e3f750 EFLAGS: 00010246 [ 29.574711] RAX: 0000000000000000 RBX: ffff88808df40098 RCX: 0000000000000000 [ 29.581963] RDX: dffffc0000000000 RSI: 1ffff110145c7e93 RDI: ffff88808df40158 [ 29.589408] RBP: ffff8880a2e3f818 R08: 0000000000000001 R09: 0000000000000000 [ 29.596671] R10: 0000000000000001 R11: ffff8880960bc280 R12: 0000000000000002 [ 29.603919] R13: 1ffff110145c7eeb R14: ffff88808df400d0 R15: 0000000000000001 [ 29.611162] FS: 0000555555b5d300(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000 [ 29.619370] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.625226] CR2: 00007f2a56d50550 CR3: 00000000a54a8000 CR4: 00000000003406f0 [ 29.632475] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 29.639719] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 29.646960] Call Trace: [ 29.649527] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 29.653825] nilfs_mdt_submit_block.constprop.0+0x152/0x970 [ 29.659683] ? nilfs_mdt_write_page+0x250/0x250 [ 29.664328] nilfs_mdt_read_block+0x7c/0x320 [ 29.668712] ? nilfs_mdt_submit_block.constprop.0+0x970/0x970 [ 29.674572] ? __lock_acquire+0x2190/0x3f20 [ 29.678882] nilfs_mdt_get_block+0xc7/0xb90 [ 29.683181] ? nilfs_mdt_read_block+0x320/0x320 [ 29.687821] ? lock_downgrade+0x740/0x740 [ 29.691946] nilfs_palloc_get_block+0xb2/0x250 [ 29.696502] nilfs_palloc_get_entry_block+0x17d/0x230 [ 29.701663] ? nilfs_iget+0x18e/0x810 [ 29.705437] nilfs_ifile_get_inode_block+0xb4/0x150 [ 29.710428] nilfs_iget+0x1c2/0x810 [ 29.714120] ? nilfs_iget_locked+0xb0/0xb0 [ 29.718327] ? nilfs_attach_log_writer+0x64d/0x9d0 [ 29.723230] ? nilfs_detach_log_writer+0x980/0x980 [ 29.728132] ? wait_woken+0x230/0x230 [ 29.731908] nilfs_get_root_dentry+0x24/0x1f0 [ 29.736378] nilfs_mount+0x984/0xd00 [ 29.740068] ? nilfs_attach_checkpoint+0x420/0x420 [ 29.744974] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 29.750402] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 29.755422] ? alloc_pages_current+0x15d/0x260 [ 29.759983] ? __lockdep_init_map+0x100/0x560 [ 29.764453] mount_fs+0x92/0x2a0 [ 29.767794] vfs_kern_mount.part.0+0x5b/0x470 [ 29.772269] do_mount+0xe65/0x2a30 [ 29.775784] ? copy_mount_string+0x40/0x40 [ 29.779997] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 29.784990] ? copy_mnt_ns+0xa30/0xa30 [ 29.788852] ? copy_mount_options+0x1fa/0x2f0 [ 29.793321] ? copy_mnt_ns+0xa30/0xa30 [ 29.797184] SyS_mount+0xa8/0x120 [ 29.802351] ? copy_mnt_ns+0xa30/0xa30 [ 29.806994] do_syscall_64+0x1d5/0x640 [ 29.810866] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 29.816030] RIP: 0033:0x7f2a56d7973a [ 29.819718] RSP: 002b:00007ffde4303858 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 29.827400] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2a56d7973a [ 29.834652] RDX: 00000000200000c0 RSI: 0000000020000100 RDI: 00007ffde4303870 [ 29.841905] RBP: 00007ffde4303870 R08: 00007ffde43038b0 R09: 0000555555b5d2c0 [ 29.849153] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000004 [ 29.856439] R13: 00007ffde43038b0 R14: 000000000000003a R15: 0000000020000770 [ 29.863683] 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 [ 29.882898] RIP: nilfs_bmap_lookup_at_level+0xa5/0x380 RSP: ffff8880a2e3f750 [ 29.890428] ---[ end trace eb0a8b67a8dfc3cf ]--- [ 29.895178] Kernel panic - not syncing: Fatal exception [ 29.900699] Kernel Offset: disabled [ 29.904401] Rebooting in 86400 seconds..