Warning: Permanently added '10.128.0.124' (ECDSA) to the list of known hosts. executing program [ 35.396199] INFO: trying to register non-static key. [ 35.401322] The code is fine but needs lockdep annotation, or maybe [ 35.406469] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 35.407718] you didn't initialize this object before use? [ 35.423006] turning off the locking correctness validator. [ 35.428640] CPU: 0 PID: 8143 Comm: syz-executor161 Not tainted 4.19.211-syzkaller #0 [ 35.436497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 35.445881] Call Trace: [ 35.448453] dump_stack+0x1fc/0x2ef [ 35.452063] register_lock_class+0xe82/0x11c0 [ 35.456538] ? static_obj+0x50/0x50 [ 35.460142] __lock_acquire+0x17d/0x3ff0 [ 35.464184] ? __lock_acquire+0x6de/0x3ff0 [ 35.468399] ? mark_held_locks+0xf0/0xf0 [ 35.472436] ? mark_held_locks+0xf0/0xf0 [ 35.476499] ? lock_downgrade+0x720/0x720 [ 35.480631] ? lock_acquire+0x170/0x3c0 [ 35.484585] ? get_mem_cgroup_from_page+0x7a/0x3b0 [ 35.489494] ? check_preemption_disabled+0x41/0x280 [ 35.494491] ? check_preemption_disabled+0x41/0x280 [ 35.499502] ? alloc_buffer_head+0x20/0x130 [ 35.503803] lock_acquire+0x170/0x3c0 [ 35.507584] ? nilfs_bmap_lookup_at_level+0x7b/0x3e0 [ 35.512675] down_read+0x36/0x80 [ 35.516029] ? nilfs_bmap_lookup_at_level+0x7b/0x3e0 [ 35.521123] nilfs_bmap_lookup_at_level+0x7b/0x3e0 [ 35.526039] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 35.530353] nilfs_mdt_submit_block.constprop.0+0x1a5/0xaa0 [ 35.536046] ? save_trace+0xd6/0x290 [ 35.539742] ? nilfs_mdt_write_page+0x280/0x280 [ 35.544397] nilfs_mdt_read_block+0x96/0x3e0 [ 35.548788] ? nilfs_mdt_submit_block.constprop.0+0xaa0/0xaa0 [ 35.554655] ? mark_held_locks+0xf0/0xf0 [ 35.558698] nilfs_mdt_get_block+0xe6/0xd40 [ 35.563003] ? nilfs_mdt_read_block+0x3e0/0x3e0 [ 35.567654] ? lock_downgrade+0x720/0x720 [ 35.571778] ? lock_acquire+0x170/0x3c0 [ 35.575733] ? nilfs_palloc_get_block+0x3a/0x2b0 [ 35.580467] nilfs_palloc_get_block+0xc4/0x2b0 [ 35.585028] nilfs_palloc_get_entry_block+0x17b/0x230 [ 35.590203] ? nilfs_iget+0x1cf/0x860 [ 35.593990] nilfs_ifile_get_inode_block+0xbf/0x170 [ 35.598988] nilfs_iget+0x204/0x860 [ 35.602598] ? nilfs_iget_locked+0xd0/0xd0 [ 35.606820] ? nilfs_attach_log_writer+0x68b/0xa30 [ 35.611730] ? wait_woken+0x250/0x250 [ 35.615510] ? nilfs_mount+0x9df/0xe70 [ 35.619379] nilfs_get_root_dentry+0x26/0x250 [ 35.623854] nilfs_mount+0xac8/0xe70 [ 35.627547] ? nilfs_attach_checkpoint+0x4b0/0x4b0 [ 35.632455] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 35.637450] ? pcpu_alloc+0xc9/0x1190 [ 35.641243] ? alloc_pages_current+0x19b/0x2a0 [ 35.645804] mount_fs+0xa3/0x310 [ 35.649157] vfs_kern_mount.part.0+0x68/0x470 [ 35.653718] do_mount+0x115c/0x2f50 [ 35.657324] ? lock_acquire+0x170/0x3c0 [ 35.661280] ? check_preemption_disabled+0x41/0x280 [ 35.666275] ? copy_mount_string+0x40/0x40 [ 35.670490] ? copy_mount_options+0x59/0x380 [ 35.674876] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 35.679871] ? kmem_cache_alloc_trace+0x323/0x380 [ 35.684690] ? copy_mount_options+0x26f/0x380 [ 35.689165] ksys_mount+0xcf/0x130 [ 35.692683] __x64_sys_mount+0xba/0x150 [ 35.696635] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 35.701205] do_syscall_64+0xf9/0x620 [ 35.704990] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 35.710156] RIP: 0033:0x7fb19841c7aa [ 35.713856] 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 [ 35.732735] RSP: 002b:00007ffd038b9a48 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 35.740417] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb19841c7aa [ 35.747664] RDX: 00000000200000c0 RSI: 0000000020000100 RDI: 00007ffd038b9a60 [ 35.754920] RBP: 00007ffd038b9a60 R08: 00007ffd038b9aa0 R09: 00005555564692c0 [ 35.762166] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000004 [ 35.769413] R13: 00007ffd038b9aa0 R14: 0000000000000038 R15: 0000000020000740 [ 35.776913] kasan: CONFIG_KASAN_INLINE enabled [ 35.781644] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 35.789005] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 35.795235] CPU: 0 PID: 8143 Comm: syz-executor161 Not tainted 4.19.211-syzkaller #0 [ 35.803124] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 35.812465] RIP: 0010:nilfs_bmap_lookup_at_level+0xb5/0x3e0 [ 35.818155] 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 [ 35.837034] RSP: 0018:ffff88809439f650 EFLAGS: 00010246 [ 35.842375] RAX: 0000000000000000 RBX: ffff88808dfc7098 RCX: 0000000000000000 [ 35.849623] RDX: dffffc0000000000 RSI: ffffffff814a9aa2 RDI: ffff88808dfc7158 [ 35.856872] RBP: ffff88809439f738 R08: 0000000000000001 R09: 0000000000000000 [ 35.864119] R10: 0000000000000005 R11: ffffffff8c66501b R12: 0000000000000002 [ 35.871365] R13: 1ffff11012873ecb R14: ffff88808dfc70d0 R15: 0000000000000001 [ 35.878614] FS: 0000555556469300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 35.886815] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.892675] CR2: 0000558ada354848 CR3: 0000000098928000 CR4: 00000000003406f0 [ 35.899924] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 35.907173] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 35.914419] Call Trace: [ 35.916990] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 35.921295] nilfs_mdt_submit_block.constprop.0+0x1a5/0xaa0 [ 35.926989] ? save_trace+0xd6/0x290 [ 35.930682] ? nilfs_mdt_write_page+0x280/0x280 [ 35.935332] nilfs_mdt_read_block+0x96/0x3e0 [ 35.939721] ? nilfs_mdt_submit_block.constprop.0+0xaa0/0xaa0 [ 35.945583] ? mark_held_locks+0xf0/0xf0 [ 35.949626] nilfs_mdt_get_block+0xe6/0xd40 [ 35.953928] ? nilfs_mdt_read_block+0x3e0/0x3e0 [ 35.958578] ? lock_downgrade+0x720/0x720 [ 35.962704] ? lock_acquire+0x170/0x3c0 [ 35.966657] ? nilfs_palloc_get_block+0x3a/0x2b0 [ 35.971392] nilfs_palloc_get_block+0xc4/0x2b0 [ 35.975953] nilfs_palloc_get_entry_block+0x17b/0x230 [ 35.981137] ? nilfs_iget+0x1cf/0x860 [ 35.984916] nilfs_ifile_get_inode_block+0xbf/0x170 [ 35.989915] nilfs_iget+0x204/0x860 [ 35.993521] ? nilfs_iget_locked+0xd0/0xd0 [ 35.997743] ? nilfs_attach_log_writer+0x68b/0xa30 [ 36.002651] ? wait_woken+0x250/0x250 [ 36.006427] ? nilfs_mount+0x9df/0xe70 [ 36.010311] nilfs_get_root_dentry+0x26/0x250 [ 36.014785] nilfs_mount+0xac8/0xe70 [ 36.018479] ? nilfs_attach_checkpoint+0x4b0/0x4b0 [ 36.023401] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 36.028403] ? pcpu_alloc+0xc9/0x1190 [ 36.032188] ? alloc_pages_current+0x19b/0x2a0 [ 36.036755] mount_fs+0xa3/0x310 [ 36.040112] vfs_kern_mount.part.0+0x68/0x470 [ 36.044591] do_mount+0x115c/0x2f50 [ 36.048202] ? lock_acquire+0x170/0x3c0 [ 36.052161] ? check_preemption_disabled+0x41/0x280 [ 36.057157] ? copy_mount_string+0x40/0x40 [ 36.061371] ? copy_mount_options+0x59/0x380 [ 36.065759] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 36.070756] ? kmem_cache_alloc_trace+0x323/0x380 [ 36.075576] ? copy_mount_options+0x26f/0x380 [ 36.080051] ksys_mount+0xcf/0x130 [ 36.083571] __x64_sys_mount+0xba/0x150 [ 36.087528] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 36.092088] do_syscall_64+0xf9/0x620 [ 36.095879] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.101050] RIP: 0033:0x7fb19841c7aa [ 36.104752] 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 [ 36.123631] RSP: 002b:00007ffd038b9a48 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 36.131314] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb19841c7aa [ 36.138560] RDX: 00000000200000c0 RSI: 0000000020000100 RDI: 00007ffd038b9a60 [ 36.145808] RBP: 00007ffd038b9a60 R08: 00007ffd038b9aa0 R09: 00005555564692c0 [ 36.153054] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000004 [ 36.160301] R13: 00007ffd038b9aa0 R14: 0000000000000038 R15: 0000000020000740 [ 36.167637] Modules linked in: [ 36.171156] ---[ end trace 29a83dfd8e6e8496 ]--- [ 36.175929] RIP: 0010:nilfs_bmap_lookup_at_level+0xb5/0x3e0 [ 36.181757] 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 [ 36.200705] RSP: 0018:ffff88809439f650 EFLAGS: 00010246 [ 36.206060] RAX: 0000000000000000 RBX: ffff88808dfc7098 RCX: 0000000000000000 [ 36.213370] RDX: dffffc0000000000 RSI: ffffffff814a9aa2 RDI: ffff88808dfc7158 [ 36.220674] RBP: ffff88809439f738 R08: 0000000000000001 R09: 0000000000000000 [ 36.227932] R10: 0000000000000005 R11: ffffffff8c66501b R12: 0000000000000002 [ 36.235227] R13: 1ffff11012873ecb R14: ffff88808dfc70d0 R15: 0000000000000001 [ 36.242537] FS: 0000555556469300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 36.250777] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.256646] CR2: 0000558ada354848 CR3: 0000000098928000 CR4: 00000000003406f0 [ 36.263951] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 36.271247] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 36.278505] Kernel panic - not syncing: Fatal exception [ 36.284020] Kernel Offset: disabled [ 36.287630] Rebooting in 86400 seconds..