Warning: Permanently added '10.128.0.205' (ECDSA) to the list of known hosts. executing program [ 33.479059] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 33.489393] INFO: trying to register non-static key. [ 33.494502] The code is fine but needs lockdep annotation, or maybe [ 33.501053] you didn't initialize this object before use? [ 33.506567] turning off the locking correctness validator. [ 33.512174] CPU: 0 PID: 8114 Comm: syz-executor156 Not tainted 4.19.211-syzkaller #0 [ 33.520115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 33.529450] Call Trace: [ 33.532023] dump_stack+0x1fc/0x2ef [ 33.535633] register_lock_class+0xe82/0x11c0 [ 33.540105] ? static_obj+0x50/0x50 [ 33.543712] __lock_acquire+0x17d/0x3ff0 [ 33.547749] ? __lock_acquire+0x6de/0x3ff0 [ 33.551962] ? mark_held_locks+0xf0/0xf0 [ 33.555999] ? mark_held_locks+0xf0/0xf0 [ 33.560036] ? lock_downgrade+0x720/0x720 [ 33.564160] ? lock_acquire+0x170/0x3c0 [ 33.568200] ? get_mem_cgroup_from_page+0x7a/0x3b0 [ 33.573107] ? check_preemption_disabled+0x41/0x280 [ 33.578098] ? check_preemption_disabled+0x41/0x280 [ 33.583094] ? alloc_buffer_head+0x20/0x130 [ 33.587394] lock_acquire+0x170/0x3c0 [ 33.591172] ? nilfs_bmap_lookup_at_level+0x7b/0x3e0 [ 33.596252] down_read+0x36/0x80 [ 33.599598] ? nilfs_bmap_lookup_at_level+0x7b/0x3e0 [ 33.604673] nilfs_bmap_lookup_at_level+0x7b/0x3e0 [ 33.609577] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 33.613876] nilfs_mdt_submit_block.constprop.0+0x1a5/0xaa0 [ 33.619562] ? save_trace+0xd6/0x290 [ 33.623253] ? nilfs_mdt_write_page+0x280/0x280 [ 33.627900] nilfs_mdt_read_block+0x96/0x3e0 [ 33.632291] ? nilfs_mdt_submit_block.constprop.0+0xaa0/0xaa0 [ 33.638154] ? mark_held_locks+0xf0/0xf0 [ 33.642194] nilfs_mdt_get_block+0xe6/0xd40 [ 33.646495] ? nilfs_mdt_read_block+0x3e0/0x3e0 [ 33.651143] ? lock_downgrade+0x720/0x720 [ 33.655277] ? lock_acquire+0x170/0x3c0 [ 33.659227] ? nilfs_palloc_get_block+0x3a/0x2b0 [ 33.663957] nilfs_palloc_get_block+0xc4/0x2b0 [ 33.668520] nilfs_palloc_get_entry_block+0x17b/0x230 [ 33.673684] ? nilfs_iget+0x1cf/0x860 [ 33.677459] nilfs_ifile_get_inode_block+0xbf/0x170 [ 33.682451] nilfs_iget+0x204/0x860 [ 33.686054] ? nilfs_iget_locked+0xd0/0xd0 [ 33.690274] ? nilfs_attach_log_writer+0x68b/0xa30 [ 33.695182] ? wait_woken+0x250/0x250 [ 33.698962] ? nilfs_mount+0x9df/0xe70 [ 33.702825] nilfs_get_root_dentry+0x26/0x250 [ 33.707298] nilfs_mount+0xac8/0xe70 [ 33.710989] ? nilfs_attach_checkpoint+0x4b0/0x4b0 [ 33.715906] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 33.720899] ? pcpu_alloc+0xc9/0x1190 [ 33.724679] ? alloc_pages_current+0x19b/0x2a0 [ 33.729238] mount_fs+0xa3/0x310 [ 33.732587] vfs_kern_mount.part.0+0x68/0x470 [ 33.737059] do_mount+0x115c/0x2f50 [ 33.740666] ? lock_acquire+0x170/0x3c0 [ 33.744637] ? check_preemption_disabled+0x41/0x280 [ 33.749629] ? copy_mount_string+0x40/0x40 [ 33.753841] ? copy_mount_options+0x59/0x380 [ 33.758228] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 33.763221] ? kmem_cache_alloc_trace+0x323/0x380 [ 33.768042] ? copy_mount_options+0x26f/0x380 [ 33.772514] ksys_mount+0xcf/0x130 [ 33.776031] __x64_sys_mount+0xba/0x150 [ 33.779986] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 33.784546] do_syscall_64+0xf9/0x620 [ 33.788326] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 33.793492] RIP: 0033:0x7f3b42d4073a [ 33.797187] Code: 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 33.816149] RSP: 002b:00007ffe53029ae8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 33.823833] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3b42d4073a [ 33.831080] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffe53029b00 [ 33.838326] RBP: 00007ffe53029b00 R08: 00007ffe53029b40 R09: 00005555573fd2c0 [ 33.845570] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000004 [ 33.852813] R13: 00007ffe53029b40 R14: 000000000000003b R15: 0000000020000788 [ 33.860410] kasan: CONFIG_KASAN_INLINE enabled [ 33.865021] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 33.872833] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 33.879067] CPU: 0 PID: 8114 Comm: syz-executor156 Not tainted 4.19.211-syzkaller #0 [ 33.886946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 33.896287] RIP: 0010:nilfs_bmap_lookup_at_level+0xb5/0x3e0 [ 33.901975] Code: df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 95 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 7d 02 00 00 4c 89 e6 48 89 e9 44 89 fa 48 89 df [ 33.920853] RSP: 0018:ffff88809e4f7650 EFLAGS: 00010246 [ 33.926192] RAX: 0000000000000000 RBX: ffff88808d7797b0 RCX: 0000000000000000 [ 33.933436] RDX: dffffc0000000000 RSI: ffffffff814a9aa2 RDI: ffff88808d779870 [ 33.940680] RBP: ffff88809e4f7738 R08: 0000000000000001 R09: 0000000000000000 [ 33.947926] R10: 0000000000000005 R11: ffffffff8c66501b R12: 0000000000000002 [ 33.955259] R13: 1ffff11013c9eecb R14: ffff88808d7797e8 R15: 0000000000000001 [ 33.962511] FS: 00005555573fd300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 33.970712] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.976572] CR2: 0000561bc5838160 CR3: 000000009df8b000 CR4: 00000000003406f0 [ 33.983821] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.991068] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.998313] Call Trace: [ 34.000885] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 34.005189] nilfs_mdt_submit_block.constprop.0+0x1a5/0xaa0 [ 34.010877] ? save_trace+0xd6/0x290 [ 34.014569] ? nilfs_mdt_write_page+0x280/0x280 [ 34.019217] nilfs_mdt_read_block+0x96/0x3e0 [ 34.023607] ? nilfs_mdt_submit_block.constprop.0+0xaa0/0xaa0 [ 34.029468] ? mark_held_locks+0xf0/0xf0 [ 34.033533] nilfs_mdt_get_block+0xe6/0xd40 [ 34.037836] ? nilfs_mdt_read_block+0x3e0/0x3e0 [ 34.042484] ? lock_downgrade+0x720/0x720 [ 34.046697] ? lock_acquire+0x170/0x3c0 [ 34.050653] ? nilfs_palloc_get_block+0x3a/0x2b0 [ 34.055384] nilfs_palloc_get_block+0xc4/0x2b0 [ 34.059943] nilfs_palloc_get_entry_block+0x17b/0x230 [ 34.065109] ? nilfs_iget+0x1cf/0x860 [ 34.068887] nilfs_ifile_get_inode_block+0xbf/0x170 [ 34.073981] nilfs_iget+0x204/0x860 [ 34.077584] ? nilfs_iget_locked+0xd0/0xd0 [ 34.081859] ? nilfs_attach_log_writer+0x68b/0xa30 [ 34.086763] ? wait_woken+0x250/0x250 [ 34.090540] ? nilfs_mount+0x9df/0xe70 [ 34.094414] nilfs_get_root_dentry+0x26/0x250 [ 34.098888] nilfs_mount+0xac8/0xe70 [ 34.102582] ? nilfs_attach_checkpoint+0x4b0/0x4b0 [ 34.107491] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 34.112486] ? pcpu_alloc+0xc9/0x1190 [ 34.116265] ? alloc_pages_current+0x19b/0x2a0 [ 34.120833] mount_fs+0xa3/0x310 [ 34.124179] vfs_kern_mount.part.0+0x68/0x470 [ 34.128651] do_mount+0x115c/0x2f50 [ 34.132260] ? lock_acquire+0x170/0x3c0 [ 34.136217] ? check_preemption_disabled+0x41/0x280 [ 34.141209] ? copy_mount_string+0x40/0x40 [ 34.145423] ? copy_mount_options+0x59/0x380 [ 34.149813] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 34.154807] ? kmem_cache_alloc_trace+0x323/0x380 [ 34.159626] ? copy_mount_options+0x26f/0x380 [ 34.164107] ksys_mount+0xcf/0x130 [ 34.167625] __x64_sys_mount+0xba/0x150 [ 34.171577] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 34.176136] do_syscall_64+0xf9/0x620 [ 34.179915] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 34.185081] RIP: 0033:0x7f3b42d4073a [ 34.188770] Code: 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 34.207644] RSP: 002b:00007ffe53029ae8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 34.215329] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3b42d4073a [ 34.222747] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffe53029b00 [ 34.229992] RBP: 00007ffe53029b00 R08: 00007ffe53029b40 R09: 00005555573fd2c0 [ 34.237239] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000004 [ 34.244482] R13: 00007ffe53029b40 R14: 000000000000003b R15: 0000000020000788 [ 34.251729] Modules linked in: [ 34.258651] ---[ end trace 5053eaba3495a2d5 ]--- [ 34.263464] RIP: 0010:nilfs_bmap_lookup_at_level+0xb5/0x3e0 [ 34.269288] Code: df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 95 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 7d 02 00 00 4c 89 e6 48 89 e9 44 89 fa 48 89 df [ 34.289157] RSP: 0018:ffff88809e4f7650 EFLAGS: 00010246 [ 34.294758] RAX: 0000000000000000 RBX: ffff88808d7797b0 RCX: 0000000000000000 [ 34.302533] RDX: dffffc0000000000 RSI: ffffffff814a9aa2 RDI: ffff88808d779870 [ 34.309800] RBP: ffff88809e4f7738 R08: 0000000000000001 R09: 0000000000000000 [ 34.317144] R10: 0000000000000005 R11: ffffffff8c66501b R12: 0000000000000002 [ 34.324463] R13: 1ffff11013c9eecb R14: ffff88808d7797e8 R15: 0000000000000001 [ 34.331754] FS: 00005555573fd300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 34.339979] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.345922] CR2: 0000561bc5840848 CR3: 000000009df8b000 CR4: 00000000003406f0 [ 34.353331] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.360600] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.367945] Kernel panic - not syncing: Fatal exception [ 34.373478] Kernel Offset: disabled [ 34.377093] Rebooting in 86400 seconds..