Warning: Permanently added '10.128.0.252' (ECDSA) to the list of known hosts. executing program [ 28.663939] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 28.669915] INFO: trying to register non-static key. [ 28.678834] the code is fine but needs lockdep annotation. [ 28.684433] turning off the locking correctness validator. [ 28.690034] CPU: 1 PID: 7976 Comm: syz-executor143 Not tainted 4.14.295-syzkaller #0 [ 28.697980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 28.707306] Call Trace: [ 28.709906] dump_stack+0x1b2/0x281 [ 28.713510] register_lock_class+0x389/0x1180 [ 28.717979] ? static_obj+0x50/0x50 [ 28.721634] ? add_lock_to_list.constprop.0+0x17d/0x330 [ 28.727005] ? save_trace+0xd6/0x290 [ 28.730708] __lock_acquire+0x167/0x3f20 [ 28.734752] ? mem_cgroup_commit_charge+0x17c/0x3b0 [ 28.739746] ? trace_hardirqs_on+0x10/0x10 [ 28.743955] ? trace_hardirqs_on+0x10/0x10 [ 28.748165] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 28.753691] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 28.758687] ? alloc_buffer_head+0x20/0x110 [ 28.763003] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 28.768436] lock_acquire+0x170/0x3f0 [ 28.772220] ? nilfs_bmap_lookup_at_level+0x6b/0x380 [ 28.777298] down_read+0x36/0x80 [ 28.780638] ? nilfs_bmap_lookup_at_level+0x6b/0x380 [ 28.785714] nilfs_bmap_lookup_at_level+0x6b/0x380 [ 28.790616] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 28.794908] nilfs_mdt_submit_block.constprop.0+0x152/0x970 [ 28.800593] ? nilfs_mdt_write_page+0x250/0x250 [ 28.805235] nilfs_mdt_read_block+0x7c/0x320 [ 28.809615] ? nilfs_mdt_submit_block.constprop.0+0x970/0x970 [ 28.815472] ? __lock_acquire+0x2190/0x3f20 [ 28.819766] nilfs_mdt_get_block+0xc7/0xb90 [ 28.824061] ? nilfs_mdt_read_block+0x320/0x320 [ 28.828699] ? lock_downgrade+0x740/0x740 [ 28.832819] nilfs_palloc_get_block+0xb2/0x250 [ 28.837390] nilfs_palloc_get_entry_block+0x17d/0x230 [ 28.842567] ? nilfs_iget+0x18e/0x810 [ 28.846351] nilfs_ifile_get_inode_block+0xb4/0x150 [ 28.851342] nilfs_iget+0x1c2/0x810 [ 28.854959] ? nilfs_iget_locked+0xb0/0xb0 [ 28.859173] ? nilfs_attach_log_writer+0x64d/0x9d0 [ 28.864086] ? nilfs_detach_log_writer+0x980/0x980 [ 28.869002] ? wait_woken+0x230/0x230 [ 28.872782] nilfs_get_root_dentry+0x24/0x1f0 [ 28.877271] nilfs_mount+0x984/0xd00 [ 28.880963] ? nilfs_attach_checkpoint+0x420/0x420 [ 28.885867] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 28.891295] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 28.896293] ? alloc_pages_current+0x15d/0x260 [ 28.900847] ? __lockdep_init_map+0x100/0x560 [ 28.905316] mount_fs+0x92/0x2a0 [ 28.908660] vfs_kern_mount.part.0+0x5b/0x470 [ 28.913128] do_mount+0xe65/0x2a30 [ 28.916647] ? copy_mount_string+0x40/0x40 [ 28.920857] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 28.925858] ? copy_mnt_ns+0xa30/0xa30 [ 28.929732] ? copy_mount_options+0x1fa/0x2f0 [ 28.934221] ? copy_mnt_ns+0xa30/0xa30 [ 28.938085] SyS_mount+0xa8/0x120 [ 28.941561] ? copy_mnt_ns+0xa30/0xa30 [ 28.945437] do_syscall_64+0x1d5/0x640 [ 28.949308] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.954613] RIP: 0033:0x7f0d9d3c950a [ 28.958303] RSP: 002b:00007fffd043e838 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 28.965989] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0d9d3c950a [ 28.973244] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 00007fffd043e850 [ 28.980497] RBP: 00007fffd043e850 R08: 00007fffd043e890 R09: 0000555556a8f2c0 [ 28.987748] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000004 [ 28.994992] R13: 00007fffd043e890 R14: 0000000000000037 R15: 0000000020000728 [ 29.002380] kasan: CONFIG_KASAN_INLINE enabled [ 29.007041] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 29.014732] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 29.020957] Modules linked in: [ 29.024135] CPU: 1 PID: 7976 Comm: syz-executor143 Not tainted 4.14.295-syzkaller #0 [ 29.031987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 29.041315] task: ffff888095430480 task.stack: ffff8880922a8000 [ 29.047357] RIP: 0010:nilfs_bmap_lookup_at_level+0xa5/0x380 [ 29.053036] RSP: 0018:ffff8880922af750 EFLAGS: 00010246 [ 29.058372] RAX: 0000000000000000 RBX: ffff88808e344098 RCX: 0000000000000000 [ 29.065618] RDX: dffffc0000000000 RSI: 1ffff11012455e93 RDI: ffff88808e344158 [ 29.072860] RBP: ffff8880922af818 R08: 0000000000000001 R09: 0000000000000000 [ 29.080102] R10: 0000000000000001 R11: ffff888095430480 R12: 0000000000000002 [ 29.087345] R13: 1ffff11012455eeb R14: ffff88808e3440d0 R15: 0000000000000001 [ 29.094587] FS: 0000555556a8f300(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 [ 29.102785] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.108639] CR2: 000055dd5687cfa0 CR3: 00000000b2874000 CR4: 00000000003406e0 [ 29.115899] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 29.123144] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 29.130440] Call Trace: [ 29.133007] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 29.137348] nilfs_mdt_submit_block.constprop.0+0x152/0x970 [ 29.143033] ? nilfs_mdt_write_page+0x250/0x250 [ 29.147675] nilfs_mdt_read_block+0x7c/0x320 [ 29.152104] ? nilfs_mdt_submit_block.constprop.0+0x970/0x970 [ 29.157962] ? __lock_acquire+0x2190/0x3f20 [ 29.162270] nilfs_mdt_get_block+0xc7/0xb90 [ 29.166567] ? nilfs_mdt_read_block+0x320/0x320 [ 29.171215] ? lock_downgrade+0x740/0x740 [ 29.175342] nilfs_palloc_get_block+0xb2/0x250 [ 29.179899] nilfs_palloc_get_entry_block+0x17d/0x230 [ 29.185062] ? nilfs_iget+0x18e/0x810 [ 29.188834] nilfs_ifile_get_inode_block+0xb4/0x150 [ 29.193823] nilfs_iget+0x1c2/0x810 [ 29.197423] ? nilfs_iget_locked+0xb0/0xb0 [ 29.201630] ? nilfs_attach_log_writer+0x64d/0x9d0 [ 29.206556] ? nilfs_detach_log_writer+0x980/0x980 [ 29.211460] ? wait_woken+0x230/0x230 [ 29.215235] nilfs_get_root_dentry+0x24/0x1f0 [ 29.219790] nilfs_mount+0x984/0xd00 [ 29.223483] ? nilfs_attach_checkpoint+0x420/0x420 [ 29.228387] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 29.233811] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 29.238805] ? alloc_pages_current+0x15d/0x260 [ 29.243447] ? __lockdep_init_map+0x100/0x560 [ 29.247915] mount_fs+0x92/0x2a0 [ 29.251258] vfs_kern_mount.part.0+0x5b/0x470 [ 29.255739] do_mount+0xe65/0x2a30 [ 29.259374] ? copy_mount_string+0x40/0x40 [ 29.263596] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 29.268611] ? copy_mnt_ns+0xa30/0xa30 [ 29.272479] ? copy_mount_options+0x1fa/0x2f0 [ 29.276952] ? copy_mnt_ns+0xa30/0xa30 [ 29.280818] SyS_mount+0xa8/0x120 [ 29.284261] ? copy_mnt_ns+0xa30/0xa30 [ 29.288135] do_syscall_64+0x1d5/0x640 [ 29.292029] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 29.297195] RIP: 0033:0x7f0d9d3c950a [ 29.300882] RSP: 002b:00007fffd043e838 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 29.308572] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0d9d3c950a [ 29.315819] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 00007fffd043e850 [ 29.323062] RBP: 00007fffd043e850 R08: 00007fffd043e890 R09: 0000555556a8f2c0 [ 29.330311] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000004 [ 29.337575] R13: 00007fffd043e890 R14: 0000000000000037 R15: 0000000020000728 [ 29.344829] 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 [ 29.363901] RIP: nilfs_bmap_lookup_at_level+0xa5/0x380 RSP: ffff8880922af750 [ 29.372021] ---[ end trace 5c835302f7ffa3ca ]--- [ 29.376778] Kernel panic - not syncing: Fatal exception [ 29.382296] Kernel Offset: disabled [ 29.385903] Rebooting in 86400 seconds..