Warning: Permanently added '10.128.1.27' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 148.307216] JFS: discard option not supported on device executing program [ 148.455332] JFS: discard option not supported on device executing program executing program [ 148.606110] JFS: discard option not supported on device [ 148.688130] JFS: discard option not supported on device executing program executing program [ 148.823627] JFS: discard option not supported on device executing program [ 148.911221] JFS: discard option not supported on device [ 149.010479] JFS: discard option not supported on device executing program [ 149.142381] JFS: discard option not supported on device executing program executing program [ 149.284646] JFS: discard option not supported on device [ 149.361604] JFS: discard option not supported on device executing program executing program [ 149.508809] JFS: discard option not supported on device [ 149.583662] JFS: discard option not supported on device executing program executing program [ 149.705354] JFS: discard option not supported on device [ 149.782009] JFS: discard option not supported on device executing program executing program [ 149.914153] JFS: discard option not supported on device [ 150.001533] JFS: discard option not supported on device executing program [ 150.128940] JFS: discard option not supported on device executing program executing program [ 150.283711] JFS: discard option not supported on device executing program [ 150.371288] JFS: discard option not supported on device executing program [ 150.457521] JFS: discard option not supported on device [ 150.526878] JFS: discard option not supported on device executing program [ 150.657692] JFS: discard option not supported on device executing program [ 150.795741] JFS: discard option not supported on device executing program [ 150.945096] JFS: discard option not supported on device executing program [ 151.083305] JFS: discard option not supported on device executing program [ 151.234502] JFS: discard option not supported on device executing program [ 151.363699] JFS: discard option not supported on device executing program executing program [ 151.478842] JFS: discard option not supported on device [ 151.553822] JFS: discard option not supported on device executing program executing program [ 151.673609] JFS: discard option not supported on device [ 151.750756] JFS: discard option not supported on device executing program executing program [ 151.896041] JFS: discard option not supported on device [ 151.972405] JFS: discard option not supported on device executing program executing program [ 152.091545] JFS: discard option not supported on device [ 152.165309] JFS: discard option not supported on device executing program executing program [ 152.291900] JFS: discard option not supported on device [ 152.372178] JFS: discard option not supported on device executing program [ 152.504470] JFS: discard option not supported on device executing program [ 152.634839] JFS: discard option not supported on device executing program [ 152.764780] JFS: discard option not supported on device executing program [ 152.894759] JFS: discard option not supported on device executing program executing program [ 153.034663] JFS: discard option not supported on device [ 153.120790] JFS: discard option not supported on device executing program executing program [ 153.257925] JFS: discard option not supported on device [ 153.331295] JFS: discard option not supported on device executing program executing program [ 153.471921] JFS: discard option not supported on device executing program [ 153.569660] JFS: discard option not supported on device executing program [ 153.667454] JFS: discard option not supported on device executing program [ 153.760374] JFS: discard option not supported on device [ 153.840998] JFS: discard option not supported on device executing program executing program [ 153.978911] JFS: discard option not supported on device [ 154.052017] JFS: discard option not supported on device executing program executing program [ 154.187647] JFS: discard option not supported on device executing program [ 154.261505] JFS: discard option not supported on device [ 154.351862] JFS: discard option not supported on device executing program executing program [ 154.495300] JFS: discard option not supported on device [ 154.572675] JFS: discard option not supported on device [ 154.591950] kasan: CONFIG_KASAN_INLINE enabled [ 154.596692] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 154.607991] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 154.614242] Modules linked in: [ 154.617429] CPU: 1 PID: 7994 Comm: syz-executor403 Not tainted 4.14.304-syzkaller #0 [ 154.625296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 154.634709] task: ffff8880b4798180 task.stack: ffff88808d680000 [ 154.640761] RIP: 0010:lbmStartIO+0x14a/0x490 [ 154.645137] RSP: 0018:ffff88808d687af8 EFLAGS: 00010202 [ 154.650470] RAX: dffffc0000000000 RBX: ffff8880aa21b400 RCX: 0000000000000003 [ 154.657797] RDX: 000000000000001c RSI: 0000000000000000 RDI: 00000000000000e0 [ 154.665041] RBP: ffff888097e09400 R08: 0000000000000001 R09: ffff888097e09400 [ 154.672280] R10: ffff888097e09487 R11: 0000000000000000 R12: ffff8880b3a6e480 [ 154.679519] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 154.691373] FS: 00005555570ea300(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 [ 154.699585] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 154.705446] CR2: 00007f5c7c400000 CR3: 00000000af633000 CR4: 00000000003406e0 [ 154.712689] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 154.720016] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 154.727267] Call Trace: [ 154.729831] lbmWrite+0x254/0x380 [ 154.733262] lmNextPage.isra.0+0x263/0x700 [ 154.737563] lmWriteRecord+0x8b2/0xe30 [ 154.741448] ? mark_held_locks+0xa6/0xf0 [ 154.745507] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 154.750594] lmLogSync+0x126/0x660 [ 154.754125] ? lmWriteRecord+0xe30/0xe30 [ 154.758170] ? dqput+0x30/0x30 [ 154.761349] jfs_syncpt+0x66/0x70 [ 154.764788] jfs_sync_fs+0x80/0xa0 [ 154.768305] ? jfs_statfs+0x510/0x510 [ 154.772086] sync_filesystem+0xe2/0x230 [ 154.776046] generic_shutdown_super+0x70/0x370 [ 154.780604] kill_block_super+0x95/0xe0 [ 154.784564] deactivate_locked_super+0x6c/0xd0 [ 154.789144] deactivate_super+0x7f/0xa0 [ 154.793102] cleanup_mnt+0x186/0x2c0 [ 154.796798] task_work_run+0x11f/0x190 [ 154.800664] exit_to_usermode_loop+0x1ad/0x200 [ 154.805217] do_syscall_64+0x4a3/0x640 [ 154.809089] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 154.814263] RIP: 0033:0x7f5c83930de7 [ 154.817946] RSP: 002b:00007ffe433b1518 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 154.825622] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f5c83930de7 [ 154.832861] RDX: 00007ffe433b15da RSI: 000000000000000a RDI: 00007ffe433b15d0 [ 154.840103] RBP: 00007ffe433b15d0 R08: 00000000ffffffff R09: 00007ffe433b13b0 [ 154.847345] R10: 00005555570eb683 R11: 0000000000000206 R12: 00007ffe433b2640 [ 154.854587] R13: 00005555570eb5f0 R14: 00007ffe433b1540 R15: 0000000000000039 [ 154.861830] Code: 48 c1 ea 03 80 3c 02 00 0f 85 06 03 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 d5 02 00 00 4d 8b ad e0 00 00 00 4d 39 ee 74 [ 154.880891] RIP: lbmStartIO+0x14a/0x490 RSP: ffff88808d687af8 [ 154.888050] ---[ end trace c8ed4a351e5315bf ]--- [ 154.892923] Kernel panic - not syncing: Fatal exception [ 154.898334] Kernel Offset: disabled [ 154.901940] Rebooting in 86400 seconds..