Warning: Permanently added '10.128.10.40' (ECDSA) to the list of known hosts. executing program [ 33.818427] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024) [ 33.837748] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 33.837954] INFO: trying to register non-static key. [ 33.852629] the code is fine but needs lockdep annotation. [ 33.858220] turning off the locking correctness validator. [ 33.863820] CPU: 1 PID: 7957 Comm: syz-executor301 Not tainted 4.14.295-syzkaller #0 [ 33.871669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 33.880991] Call Trace: [ 33.883564] dump_stack+0x1b2/0x281 [ 33.887179] register_lock_class+0x389/0x1180 [ 33.891656] ? static_obj+0x50/0x50 [ 33.895263] ? add_lock_to_list.constprop.0+0x17d/0x330 [ 33.900600] ? save_trace+0xd6/0x290 [ 33.904291] __lock_acquire+0x167/0x3f20 [ 33.908328] ? cache_alloc_refill+0x2fa/0x350 [ 33.912797] ? trace_hardirqs_on+0x10/0x10 [ 33.917003] ? trace_hardirqs_on+0x10/0x10 [ 33.921212] ? lock_downgrade+0x740/0x740 [ 33.925334] ? alloc_buffer_head+0x20/0x110 [ 33.929627] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 33.935062] lock_acquire+0x170/0x3f0 [ 33.938840] ? nilfs_bmap_lookup_at_level+0x6b/0x380 [ 33.943922] down_read+0x36/0x80 [ 33.947270] ? nilfs_bmap_lookup_at_level+0x6b/0x380 [ 33.952345] nilfs_bmap_lookup_at_level+0x6b/0x380 [ 33.957251] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 33.961550] nilfs_mdt_submit_block.constprop.0+0x152/0x970 [ 33.967242] ? nilfs_mdt_write_page+0x250/0x250 [ 33.971886] nilfs_mdt_read_block+0x7c/0x320 [ 33.976267] ? nilfs_mdt_submit_block.constprop.0+0x970/0x970 [ 33.982126] ? __lock_acquire+0x2190/0x3f20 [ 33.986420] nilfs_mdt_get_block+0xc7/0xb90 [ 33.990714] ? nilfs_mdt_read_block+0x320/0x320 [ 33.995352] ? lock_downgrade+0x740/0x740 [ 33.999473] nilfs_palloc_get_block+0xb2/0x250 [ 34.004141] nilfs_palloc_get_entry_block+0x17d/0x230 [ 34.009424] ? nilfs_iget+0x18e/0x810 [ 34.013196] nilfs_ifile_get_inode_block+0xb4/0x150 [ 34.018183] nilfs_iget+0x1c2/0x810 [ 34.021780] ? nilfs_iget_locked+0xb0/0xb0 [ 34.025992] ? nilfs_attach_log_writer+0x64d/0x9d0 [ 34.030890] ? nilfs_detach_log_writer+0x980/0x980 [ 34.035793] ? wait_woken+0x230/0x230 [ 34.039567] nilfs_get_root_dentry+0x24/0x1f0 [ 34.044034] nilfs_mount+0x984/0xd00 [ 34.047718] ? nilfs_attach_checkpoint+0x420/0x420 [ 34.052627] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 34.058048] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 34.063038] ? alloc_pages_current+0x15d/0x260 [ 34.067590] ? __lockdep_init_map+0x100/0x560 [ 34.072157] mount_fs+0x92/0x2a0 [ 34.075499] vfs_kern_mount.part.0+0x5b/0x470 [ 34.079965] do_mount+0xe65/0x2a30 [ 34.083486] ? retint_kernel+0x2d/0x2d [ 34.087345] ? copy_mount_string+0x40/0x40 [ 34.091566] ? memset+0x20/0x40 [ 34.094814] ? copy_mount_options+0x1fa/0x2f0 [ 34.099281] ? copy_mnt_ns+0xa30/0xa30 [ 34.103138] SyS_mount+0xa8/0x120 [ 34.106563] ? copy_mnt_ns+0xa30/0xa30 [ 34.110424] do_syscall_64+0x1d5/0x640 [ 34.114285] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 34.119446] RIP: 0033:0x7fa5e7f1f68a [ 34.123128] RSP: 002b:00007ffe941b12b8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 34.130807] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa5e7f1f68a [ 34.138047] RDX: 00000000200000c0 RSI: 0000000020000100 RDI: 00007ffe941b12d0 [ 34.145293] RBP: 00007ffe941b12d0 R08: 00007ffe941b1310 R09: 0000555555dda2c0 [ 34.152534] R10: 0000000000000080 R11: 0000000000000286 R12: 0000000000000004 [ 34.159775] R13: 00007ffe941b1310 R14: 000000000000003a R15: 0000000020000770 [ 34.167792] kasan: CONFIG_KASAN_INLINE enabled [ 34.172367] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 34.179801] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 34.186019] Modules linked in: [ 34.189200] CPU: 1 PID: 7957 Comm: syz-executor301 Not tainted 4.14.295-syzkaller #0 [ 34.197051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 34.206380] task: ffff88809bcb60c0 task.stack: ffff888092620000 [ 34.212413] RIP: 0010:nilfs_bmap_lookup_at_level+0xa5/0x380 [ 34.218097] RSP: 0018:ffff888092627750 EFLAGS: 00010246 [ 34.223431] RAX: 0000000000000000 RBX: ffff88808d361098 RCX: 0000000000000000 [ 34.230672] RDX: dffffc0000000000 RSI: 1ffff110124c4e93 RDI: ffff88808d361158 [ 34.237912] RBP: ffff888092627818 R08: 0000000000000001 R09: 0000000000000000 [ 34.245153] R10: 0000000000000001 R11: ffff88809bcb60c0 R12: 0000000000000002 [ 34.252569] R13: 1ffff110124c4eeb R14: ffff88808d3610d0 R15: 0000000000000001 [ 34.259812] FS: 0000555555dda300(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 [ 34.268013] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.273866] CR2: 0000557ee64da160 CR3: 00000000b55ef000 CR4: 00000000003406e0 [ 34.281118] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.288362] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.295614] Call Trace: [ 34.298181] ? nilfs_bmap_get_dat+0xc0/0xc0 [ 34.302654] nilfs_mdt_submit_block.constprop.0+0x152/0x970 [ 34.308337] ? nilfs_mdt_write_page+0x250/0x250 [ 34.312979] nilfs_mdt_read_block+0x7c/0x320 [ 34.317358] ? nilfs_mdt_submit_block.constprop.0+0x970/0x970 [ 34.323304] ? __lock_acquire+0x2190/0x3f20 [ 34.327598] nilfs_mdt_get_block+0xc7/0xb90 [ 34.331899] ? nilfs_mdt_read_block+0x320/0x320 [ 34.336539] ? lock_downgrade+0x740/0x740 [ 34.340660] nilfs_palloc_get_block+0xb2/0x250 [ 34.345221] nilfs_palloc_get_entry_block+0x17d/0x230 [ 34.350381] ? nilfs_iget+0x18e/0x810 [ 34.354156] nilfs_ifile_get_inode_block+0xb4/0x150 [ 34.359145] nilfs_iget+0x1c2/0x810 [ 34.362746] ? nilfs_iget_locked+0xb0/0xb0 [ 34.366951] ? nilfs_attach_log_writer+0x64d/0x9d0 [ 34.371856] ? nilfs_detach_log_writer+0x980/0x980 [ 34.376757] ? wait_woken+0x230/0x230 [ 34.380531] nilfs_get_root_dentry+0x24/0x1f0 [ 34.385015] nilfs_mount+0x984/0xd00 [ 34.388705] ? nilfs_attach_checkpoint+0x420/0x420 [ 34.393611] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 34.399060] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 34.404050] ? alloc_pages_current+0x15d/0x260 [ 34.408610] ? __lockdep_init_map+0x100/0x560 [ 34.413077] mount_fs+0x92/0x2a0 [ 34.416416] vfs_kern_mount.part.0+0x5b/0x470 [ 34.420887] do_mount+0xe65/0x2a30 [ 34.424412] ? retint_kernel+0x2d/0x2d [ 34.428270] ? copy_mount_string+0x40/0x40 [ 34.432476] ? memset+0x20/0x40 [ 34.435726] ? copy_mount_options+0x1fa/0x2f0 [ 34.440192] ? copy_mnt_ns+0xa30/0xa30 [ 34.444058] SyS_mount+0xa8/0x120 [ 34.447481] ? copy_mnt_ns+0xa30/0xa30 [ 34.451339] do_syscall_64+0x1d5/0x640 [ 34.455198] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 34.460358] RIP: 0033:0x7fa5e7f1f68a [ 34.464058] RSP: 002b:00007ffe941b12b8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 34.471739] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa5e7f1f68a [ 34.478983] RDX: 00000000200000c0 RSI: 0000000020000100 RDI: 00007ffe941b12d0 [ 34.486224] RBP: 00007ffe941b12d0 R08: 00007ffe941b1310 R09: 0000555555dda2c0 [ 34.493468] R10: 0000000000000080 R11: 0000000000000286 R12: 0000000000000004 [ 34.500711] R13: 00007ffe941b1310 R14: 000000000000003a R15: 0000000020000770 [ 34.507957] 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 [ 34.527022] RIP: nilfs_bmap_lookup_at_level+0xa5/0x380 RSP: ffff888092627750 [ 34.534636] ---[ end trace 5bf2dcc5edce3171 ]--- [ 34.539418] Kernel panic - not syncing: Fatal exception [ 34.544917] Kernel Offset: disabled [ 34.548524] Rebooting in 86400 seconds..