Warning: Permanently added '10.128.1.126' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 57.944538] INFO: trying to register non-static key. [ 57.949336] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 57.949663] The code is fine but needs lockdep annotation, or maybe [ 57.965819] you didn't initialize this object before use? [ 57.971340] turning off the locking correctness validator. [ 57.976950] CPU: 0 PID: 8087 Comm: syz-executor186 Not tainted 4.19.211-syzkaller #0 [ 57.984812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 57.994154] Call Trace: [ 57.996726] dump_stack+0x1fc/0x2ef [ 58.000427] register_lock_class+0xe82/0x11c0 [ 58.004904] ? static_obj+0x50/0x50 [ 58.008611] __lock_acquire+0x17d/0x3ff0 [ 58.012654] ? __lock_acquire+0x6de/0x3ff0 [ 58.016880] ? cache_alloc_refill+0x2f8/0x340 [ 58.021365] ? mark_held_locks+0xf0/0xf0 [ 58.025415] ? mark_held_locks+0xf0/0xf0 [ 58.029460] ? lock_downgrade+0x720/0x720 [ 58.033691] ? do_raw_spin_lock+0xcb/0x220 [ 58.037908] ? check_preemption_disabled+0x41/0x280 [ 58.042904] ? alloc_buffer_head+0x20/0x130 [ 58.047206] lock_acquire+0x170/0x3c0 [ 58.050987] ? nilfs_bmap_lookup_at_level+0x7b/0x3e0 [ 58.056069] down_read+0x36/0x80 [ 58.059413] ? nilfs_bmap_lookup_at_level+0x7b/0x3e0 [ 58.064497] nilfs_bmap_lookup_at_level+0x7b/0x3e0 [ 58.069404] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 58.073887] nilfs_mdt_submit_block.constprop.0+0x1a5/0xaa0 [ 58.079577] ? save_trace+0xd6/0x290 [ 58.083358] ? nilfs_mdt_write_page+0x280/0x280 [ 58.088271] nilfs_mdt_read_block+0x96/0x3e0 [ 58.092659] ? nilfs_mdt_submit_block.constprop.0+0xaa0/0xaa0 [ 58.098523] ? mark_held_locks+0xf0/0xf0 [ 58.102567] nilfs_mdt_get_block+0xe6/0xd40 [ 58.106876] ? nilfs_mdt_read_block+0x3e0/0x3e0 [ 58.111524] ? lock_downgrade+0x720/0x720 [ 58.115700] ? lock_acquire+0x170/0x3c0 [ 58.119651] ? nilfs_palloc_get_block+0x3a/0x2b0 [ 58.124386] nilfs_palloc_get_block+0xc4/0x2b0 [ 58.128947] nilfs_palloc_get_entry_block+0x17b/0x230 [ 58.134113] ? nilfs_iget+0x1cf/0x860 [ 58.137891] nilfs_ifile_get_inode_block+0xbf/0x170 [ 58.142883] nilfs_iget+0x204/0x860 [ 58.146486] ? nilfs_iget_locked+0xd0/0xd0 [ 58.150699] ? nilfs_attach_log_writer+0x68b/0xa30 [ 58.155611] ? wait_woken+0x250/0x250 [ 58.159385] ? nilfs_mount+0x9df/0xe70 [ 58.163250] nilfs_get_root_dentry+0x26/0x250 [ 58.167721] nilfs_mount+0xac8/0xe70 [ 58.171412] ? nilfs_attach_checkpoint+0x4b0/0x4b0 [ 58.176319] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 58.181311] ? pcpu_alloc+0xc9/0x1190 [ 58.185088] ? alloc_pages_current+0x19b/0x2a0 [ 58.189648] mount_fs+0xa3/0x310 [ 58.192993] vfs_kern_mount.part.0+0x68/0x470 [ 58.197466] do_mount+0x115c/0x2f50 [ 58.201075] ? cmp_ex_sort+0xc0/0xc0 [ 58.204787] ? __do_page_fault+0x180/0xd60 [ 58.208997] ? copy_mount_string+0x40/0x40 [ 58.213208] ? copy_mount_options+0x1cd/0x380 [ 58.217731] ? memset+0x20/0x40 [ 58.221075] ? copy_mount_options+0x26f/0x380 [ 58.225547] ksys_mount+0xcf/0x130 [ 58.229064] __x64_sys_mount+0xba/0x150 [ 58.233036] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 58.237595] do_syscall_64+0xf9/0x620 [ 58.241377] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.246543] RIP: 0033:0x7f1530cd861a [ 58.250233] 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 [ 58.269110] RSP: 002b:00007fffe0ee15b8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 58.276793] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1530cd861a [ 58.284045] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fffe0ee15d0 [ 58.291293] RBP: 00007fffe0ee15d0 R08: 00007fffe0ee1610 R09: 00005555574512c0 [ 58.298535] R10: 0000000001000010 R11: 0000000000000286 R12: 0000000000000004 [ 58.305782] R13: 00007fffe0ee1610 R14: 000000000000003b R15: 0000000020000788 [ 58.313547] kasan: CONFIG_KASAN_INLINE enabled [ 58.318123] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 58.325544] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 58.331776] CPU: 0 PID: 8087 Comm: syz-executor186 Not tainted 4.19.211-syzkaller #0 [ 58.339649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 58.348993] RIP: 0010:nilfs_bmap_lookup_at_level+0xb5/0x3e0 [ 58.354772] 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 [ 58.373651] RSP: 0018:ffff8880b1417650 EFLAGS: 00010246 [ 58.378994] RAX: 0000000000000000 RBX: ffff88808ac10098 RCX: 0000000000000000 [ 58.386243] RDX: dffffc0000000000 RSI: ffffffff814a9aa2 RDI: ffff88808ac10158 [ 58.393511] RBP: ffff8880b1417738 R08: 0000000000000001 R09: 0000000000000000 [ 58.400761] R10: 0000000000000005 R11: ffffffff8c66501b R12: 0000000000000002 [ 58.408007] R13: 1ffff11016282ecb R14: ffff88808ac100d0 R15: 0000000000000001 [ 58.415257] FS: 0000555557451300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 58.423459] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.429319] CR2: 00007fffe0ee2000 CR3: 00000000a9d3b000 CR4: 00000000003406f0 [ 58.436567] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.443816] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.451061] Call Trace: [ 58.453632] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 58.457936] nilfs_mdt_submit_block.constprop.0+0x1a5/0xaa0 [ 58.463626] ? save_trace+0xd6/0x290 [ 58.467318] ? nilfs_mdt_write_page+0x280/0x280 [ 58.471968] nilfs_mdt_read_block+0x96/0x3e0 [ 58.476356] ? nilfs_mdt_submit_block.constprop.0+0xaa0/0xaa0 [ 58.482218] ? mark_held_locks+0xf0/0xf0 [ 58.486264] nilfs_mdt_get_block+0xe6/0xd40 [ 58.490572] ? nilfs_mdt_read_block+0x3e0/0x3e0 [ 58.495217] ? lock_downgrade+0x720/0x720 [ 58.499342] ? lock_acquire+0x170/0x3c0 [ 58.503299] ? nilfs_palloc_get_block+0x3a/0x2b0 [ 58.508034] nilfs_palloc_get_block+0xc4/0x2b0 [ 58.512595] nilfs_palloc_get_entry_block+0x17b/0x230 [ 58.517769] ? nilfs_iget+0x1cf/0x860 [ 58.521549] nilfs_ifile_get_inode_block+0xbf/0x170 [ 58.526552] nilfs_iget+0x204/0x860 [ 58.530157] ? nilfs_iget_locked+0xd0/0xd0 [ 58.534371] ? nilfs_attach_log_writer+0x68b/0xa30 [ 58.539279] ? wait_woken+0x250/0x250 [ 58.543055] ? nilfs_mount+0x9df/0xe70 [ 58.546924] nilfs_get_root_dentry+0x26/0x250 [ 58.551399] nilfs_mount+0xac8/0xe70 [ 58.555093] ? nilfs_attach_checkpoint+0x4b0/0x4b0 [ 58.560007] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 58.565000] ? pcpu_alloc+0xc9/0x1190 [ 58.568784] ? alloc_pages_current+0x19b/0x2a0 [ 58.573371] mount_fs+0xa3/0x310 [ 58.576723] vfs_kern_mount.part.0+0x68/0x470 [ 58.581202] do_mount+0x115c/0x2f50 [ 58.584813] ? cmp_ex_sort+0xc0/0xc0 [ 58.588514] ? __do_page_fault+0x180/0xd60 [ 58.592726] ? copy_mount_string+0x40/0x40 [ 58.596938] ? copy_mount_options+0x1cd/0x380 [ 58.601411] ? memset+0x20/0x40 [ 58.604670] ? copy_mount_options+0x26f/0x380 [ 58.609145] ksys_mount+0xcf/0x130 [ 58.612662] __x64_sys_mount+0xba/0x150 [ 58.616615] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 58.621184] do_syscall_64+0xf9/0x620 [ 58.624965] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.630134] RIP: 0033:0x7f1530cd861a [ 58.633825] 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 [ 58.652949] RSP: 002b:00007fffe0ee15b8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 58.660646] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1530cd861a [ 58.667892] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fffe0ee15d0 [ 58.675138] RBP: 00007fffe0ee15d0 R08: 00007fffe0ee1610 R09: 00005555574512c0 [ 58.682394] R10: 0000000001000010 R11: 0000000000000286 R12: 0000000000000004 [ 58.689645] R13: 00007fffe0ee1610 R14: 000000000000003b R15: 0000000020000788 [ 58.696903] Modules linked in: [ 58.700538] ---[ end trace 2c55db584f69157d ]--- [ 58.705343] RIP: 0010:nilfs_bmap_lookup_at_level+0xb5/0x3e0 [ 58.711095] 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 [ 58.730048] RSP: 0018:ffff8880b1417650 EFLAGS: 00010246 [ 58.735428] RAX: 0000000000000000 RBX: ffff88808ac10098 RCX: 0000000000000000 [ 58.742772] RDX: dffffc0000000000 RSI: ffffffff814a9aa2 RDI: ffff88808ac10158 [ 58.750162] RBP: ffff8880b1417738 R08: 0000000000000001 R09: 0000000000000000 [ 58.757611] R10: 0000000000000005 R11: ffffffff8c66501b R12: 0000000000000002 [ 58.765688] R13: 1ffff11016282ecb R14: ffff88808ac100d0 R15: 0000000000000001 [ 58.773162] FS: 0000555557451300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 58.782280] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.788214] CR2: 00007fffe0ee2000 CR3: 00000000a9d3b000 CR4: 00000000003406f0 [ 58.796673] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.805029] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.812466] Kernel panic - not syncing: Fatal exception [ 58.817987] Kernel Offset: disabled [ 58.821598] Rebooting in 86400 seconds..