Warning: Permanently added '10.128.1.88' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 40.601003] kasan: CONFIG_KASAN_INLINE enabled [ 40.605966] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 40.628370] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 40.634623] CPU: 1 PID: 8093 Comm: syz-executor211 Not tainted 4.19.211-syzkaller #0 [ 40.642495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 40.651859] RIP: 0010:lbmStartIO+0x12b/0x480 [ 40.656269] Code: c1 ea 03 80 3c 02 00 0f 85 f5 02 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 6c 24 20 49 8d bd e0 00 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 ef 02 00 00 4d 8b ad e0 00 00 00 4d 39 ee 74 67 [ 40.675162] RSP: 0018:ffff888095f57a70 EFLAGS: 00010202 [ 40.680503] RAX: dffffc0000000000 RBX: ffff8880a15e4f00 RCX: 0000000000000003 [ 40.687751] RDX: 000000000000001c RSI: ffffffff835f37ea RDI: 00000000000000e0 [ 40.694997] RBP: ffff8880b488da40 R08: 0000000000000001 R09: 0000000000000000 [ 40.702241] R10: 0000000000000005 R11: 0000000000000000 R12: ffff88809592bb40 [ 40.709488] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 40.716735] FS: 00005555568bb300(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 40.724937] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.730793] CR2: 00005555568c4628 CR3: 00000000b3a4c000 CR4: 00000000003406e0 [ 40.738041] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.745287] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.752531] Call Trace: [ 40.755101] lbmWrite+0x27b/0x3a0 [ 40.758531] lmNextPage.isra.0+0x285/0x740 [ 40.762746] lmWriteRecord+0x94a/0xee0 [ 40.766623] ? mark_held_locks+0xa6/0xf0 [ 40.770662] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 40.775739] lmLogSync+0x154/0x6e0 [ 40.779261] ? lmWriteRecord+0xee0/0xee0 [ 40.783300] ? dqput+0x30/0x30 [ 40.786470] jfs_syncpt+0x78/0x90 [ 40.789903] jfs_sync_fs+0x80/0xa0 [ 40.793418] ? jfs_statfs+0x5a0/0x5a0 [ 40.797197] sync_filesystem+0x105/0x250 [ 40.801237] generic_shutdown_super+0x70/0x370 [ 40.805797] kill_block_super+0x97/0xf0 [ 40.809747] deactivate_locked_super+0x94/0x160 [ 40.814413] deactivate_super+0x174/0x1a0 [ 40.818626] ? deactivate_locked_super+0x160/0x160 [ 40.823533] ? dput+0x31/0x640 [ 40.826704] cleanup_mnt+0x1a8/0x290 [ 40.830396] task_work_run+0x148/0x1c0 [ 40.834261] exit_to_usermode_loop+0x251/0x2a0 [ 40.838818] do_syscall_64+0x538/0x620 [ 40.842684] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 40.847857] RIP: 0033:0x7f9b89a39ce7 [ 40.851551] Code: 07 00 48 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 b8 a6 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 [ 40.870433] RSP: 002b:00007ffd1ea45ac8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 40.878122] RAX: 0000000000000000 RBX: 0000000000009e2d RCX: 00007f9b89a39ce7 [ 40.885373] RDX: 00007ffd1ea45b8a RSI: 000000000000000a RDI: 00007ffd1ea45b80 [ 40.892618] RBP: 00007ffd1ea45b80 R08: 00000000ffffffff R09: 00007ffd1ea45960 [ 40.899865] R10: 00005555568bc633 R11: 0000000000000202 R12: 00007ffd1ea46bf0 [ 40.907110] R13: 00005555568bc5f0 R14: 00007ffd1ea45af0 R15: 0000000000000039 [ 40.914358] Modules linked in: [ 40.918518] ---[ end trace e77bf6b4dc7134e6 ]--- [ 40.923293] RIP: 0010:lbmStartIO+0x12b/0x480 [ 40.927698] Code: c1 ea 03 80 3c 02 00 0f 85 f5 02 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 6c 24 20 49 8d bd e0 00 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 ef 02 00 00 4d 8b ad e0 00 00 00 4d 39 ee 74 67 [ 40.947845] RSP: 0018:ffff888095f57a70 EFLAGS: 00010202 [ 40.953211] RAX: dffffc0000000000 RBX: ffff8880a15e4f00 RCX: 0000000000000003 [ 40.961149] RDX: 000000000000001c RSI: ffffffff835f37ea RDI: 00000000000000e0 [ 40.968818] RBP: ffff8880b488da40 R08: 0000000000000001 R09: 0000000000000000 [ 40.976076] R10: 0000000000000005 R11: 0000000000000000 R12: ffff88809592bb40 [ 40.983674] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 40.990990] FS: 00005555568bb300(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 40.999274] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.005141] CR2: 00007f40b33bb000 CR3: 00000000b3a4c000 CR4: 00000000003406e0 [ 41.012443] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.019766] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.027020] Kernel panic - not syncing: Fatal exception [ 41.032530] Kernel Offset: disabled [ 41.036159] Rebooting in 86400 seconds..