Warning: Permanently added '10.128.0.247' (ECDSA) to the list of known hosts. executing program [ 28.198440] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 28.205132] INFO: trying to register non-static key. [ 28.213333] the code is fine but needs lockdep annotation. [ 28.218932] turning off the locking correctness validator. [ 28.224563] CPU: 1 PID: 7978 Comm: syz-executor346 Not tainted 4.14.295-syzkaller #0 [ 28.232428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 28.241753] Call Trace: [ 28.244317] dump_stack+0x1b2/0x281 [ 28.247919] register_lock_class+0x389/0x1180 [ 28.252474] ? static_obj+0x50/0x50 [ 28.256074] ? add_lock_to_list.constprop.0+0x17d/0x330 [ 28.261412] ? save_trace+0xd6/0x290 [ 28.265104] __lock_acquire+0x167/0x3f20 [ 28.269140] ? mem_cgroup_commit_charge+0x17c/0x3b0 [ 28.274128] ? trace_hardirqs_on+0x10/0x10 [ 28.278332] ? trace_hardirqs_on+0x10/0x10 [ 28.282536] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 28.287958] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 28.292946] ? alloc_buffer_head+0x20/0x110 [ 28.297240] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 28.302663] lock_acquire+0x170/0x3f0 [ 28.306436] ? nilfs_bmap_lookup_at_level+0x6b/0x380 [ 28.311563] down_read+0x36/0x80 [ 28.314903] ? nilfs_bmap_lookup_at_level+0x6b/0x380 [ 28.319999] nilfs_bmap_lookup_at_level+0x6b/0x380 [ 28.324899] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 28.329193] nilfs_mdt_submit_block.constprop.0+0x152/0x970 [ 28.334876] ? nilfs_mdt_write_page+0x250/0x250 [ 28.339529] nilfs_mdt_read_block+0x7c/0x320 [ 28.343908] ? nilfs_mdt_submit_block.constprop.0+0x970/0x970 [ 28.349778] ? __lock_acquire+0x2190/0x3f20 [ 28.354071] nilfs_mdt_get_block+0xc7/0xb90 [ 28.358365] ? nilfs_mdt_read_block+0x320/0x320 [ 28.363006] ? lock_downgrade+0x740/0x740 [ 28.367140] nilfs_palloc_get_block+0xb2/0x250 [ 28.371705] nilfs_palloc_get_entry_block+0x17d/0x230 [ 28.376867] ? nilfs_iget+0x18e/0x810 [ 28.380637] nilfs_ifile_get_inode_block+0xb4/0x150 [ 28.385624] nilfs_iget+0x1c2/0x810 [ 28.389226] ? nilfs_iget_locked+0xb0/0xb0 [ 28.393432] ? nilfs_attach_log_writer+0x64d/0x9d0 [ 28.398332] ? nilfs_detach_log_writer+0x980/0x980 [ 28.403233] ? wait_woken+0x230/0x230 [ 28.407007] nilfs_get_root_dentry+0x24/0x1f0 [ 28.411474] nilfs_mount+0x984/0xd00 [ 28.415160] ? nilfs_attach_checkpoint+0x420/0x420 [ 28.420063] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 28.425641] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 28.430643] ? alloc_pages_current+0x15d/0x260 [ 28.435203] ? __lockdep_init_map+0x100/0x560 [ 28.439677] mount_fs+0x92/0x2a0 [ 28.443024] vfs_kern_mount.part.0+0x5b/0x470 [ 28.447498] do_mount+0xe65/0x2a30 [ 28.451068] ? do_raw_spin_unlock+0x164/0x220 [ 28.455541] ? copy_mount_string+0x40/0x40 [ 28.459751] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 28.464740] ? copy_mnt_ns+0xa30/0xa30 [ 28.468620] ? copy_mount_options+0x1fa/0x2f0 [ 28.473086] ? copy_mnt_ns+0xa30/0xa30 [ 28.476947] SyS_mount+0xa8/0x120 [ 28.480373] ? copy_mnt_ns+0xa30/0xa30 [ 28.484232] do_syscall_64+0x1d5/0x640 [ 28.488093] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.493254] RIP: 0033:0x7f345fc2f6da [ 28.496937] RSP: 002b:00007ffc13bca438 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 28.504617] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f345fc2f6da [ 28.511858] RDX: 00000000200000c0 RSI: 0000000020000100 RDI: 00007ffc13bca450 [ 28.519099] RBP: 00007ffc13bca450 R08: 00007ffc13bca490 R09: 00005555556cb2c0 [ 28.526364] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000004 [ 28.533605] R13: 00007ffc13bca490 R14: 000000000000003b R15: 0000000020000788 [ 28.541208] kasan: CONFIG_KASAN_INLINE enabled [ 28.545775] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 28.554380] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 28.560609] Modules linked in: [ 28.563786] CPU: 1 PID: 7978 Comm: syz-executor346 Not tainted 4.14.295-syzkaller #0 [ 28.571644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 28.580975] task: ffff8880b2ec62c0 task.stack: ffff8880b3750000 [ 28.587011] RIP: 0010:nilfs_bmap_lookup_at_level+0xa5/0x380 [ 28.592690] RSP: 0018:ffff8880b3757750 EFLAGS: 00010246 [ 28.598023] RAX: 0000000000000000 RBX: ffff88808df02098 RCX: 0000000000000000 [ 28.605276] RDX: dffffc0000000000 RSI: 1ffff110166eae93 RDI: ffff88808df02158 [ 28.612520] RBP: ffff8880b3757818 R08: 0000000000000001 R09: 0000000000000000 [ 28.619760] R10: 0000000000000001 R11: ffff8880b2ec62c0 R12: 0000000000000002 [ 28.627008] R13: 1ffff110166eaeeb R14: ffff88808df020d0 R15: 0000000000000001 [ 28.634253] FS: 00005555556cb300(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 [ 28.642456] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.648323] CR2: 000055bf10a01360 CR3: 00000000af15e000 CR4: 00000000003406e0 [ 28.655571] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 28.662814] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 28.670174] Call Trace: [ 28.672745] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 28.677056] nilfs_mdt_submit_block.constprop.0+0x152/0x970 [ 28.682752] ? nilfs_mdt_write_page+0x250/0x250 [ 28.687399] nilfs_mdt_read_block+0x7c/0x320 [ 28.691787] ? nilfs_mdt_submit_block.constprop.0+0x970/0x970 [ 28.697658] ? __lock_acquire+0x2190/0x3f20 [ 28.701958] nilfs_mdt_get_block+0xc7/0xb90 [ 28.706352] ? nilfs_mdt_read_block+0x320/0x320 [ 28.710999] ? lock_downgrade+0x740/0x740 [ 28.715129] nilfs_palloc_get_block+0xb2/0x250 [ 28.719694] nilfs_palloc_get_entry_block+0x17d/0x230 [ 28.724861] ? nilfs_iget+0x18e/0x810 [ 28.728637] nilfs_ifile_get_inode_block+0xb4/0x150 [ 28.733626] nilfs_iget+0x1c2/0x810 [ 28.737225] ? nilfs_iget_locked+0xb0/0xb0 [ 28.741430] ? nilfs_attach_log_writer+0x64d/0x9d0 [ 28.746330] ? nilfs_detach_log_writer+0x980/0x980 [ 28.751230] ? wait_woken+0x230/0x230 [ 28.756362] nilfs_get_root_dentry+0x24/0x1f0 [ 28.760841] nilfs_mount+0x984/0xd00 [ 28.764537] ? nilfs_attach_checkpoint+0x420/0x420 [ 28.769449] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 28.774891] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 28.779896] ? alloc_pages_current+0x15d/0x260 [ 28.784451] ? __lockdep_init_map+0x100/0x560 [ 28.788929] mount_fs+0x92/0x2a0 [ 28.792281] vfs_kern_mount.part.0+0x5b/0x470 [ 28.796750] do_mount+0xe65/0x2a30 [ 28.800271] ? do_raw_spin_unlock+0x164/0x220 [ 28.804755] ? copy_mount_string+0x40/0x40 [ 28.808967] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 28.813956] ? copy_mnt_ns+0xa30/0xa30 [ 28.817824] ? copy_mount_options+0x1fa/0x2f0 [ 28.822294] ? copy_mnt_ns+0xa30/0xa30 [ 28.826154] SyS_mount+0xa8/0x120 [ 28.829582] ? copy_mnt_ns+0xa30/0xa30 [ 28.833445] do_syscall_64+0x1d5/0x640 [ 28.837315] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.842485] RIP: 0033:0x7f345fc2f6da [ 28.846169] RSP: 002b:00007ffc13bca438 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 28.853860] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f345fc2f6da [ 28.861107] RDX: 00000000200000c0 RSI: 0000000020000100 RDI: 00007ffc13bca450 [ 28.868357] RBP: 00007ffc13bca450 R08: 00007ffc13bca490 R09: 00005555556cb2c0 [ 28.875613] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000004 [ 28.882869] R13: 00007ffc13bca490 R14: 000000000000003b R15: 0000000020000788 [ 28.890121] 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 [ 28.909191] RIP: nilfs_bmap_lookup_at_level+0xa5/0x380 RSP: ffff8880b3757750 [ 28.916588] ---[ end trace a98fb8c46551fe59 ]--- [ 28.921378] Kernel panic - not syncing: Fatal exception [ 28.926884] Kernel Offset: disabled [ 28.930664] Rebooting in 86400 seconds..