Warning: Permanently added '10.128.0.4' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 41.814828] JFS: discard option not supported on device executing program [ 41.960990] JFS: discard option not supported on device executing program executing program [ 42.126718] JFS: discard option not supported on device executing program [ 42.234543] JFS: discard option not supported on device executing program [ 42.338515] JFS: discard option not supported on device executing program [ 42.458714] JFS: discard option not supported on device executing program [ 42.563131] JFS: discard option not supported on device executing program [ 42.678205] JFS: discard option not supported on device [ 42.810197] JFS: discard option not supported on device executing program executing program [ 42.977003] JFS: discard option not supported on device [ 43.081536] JFS: discard option not supported on device executing program executing program [ 43.233718] JFS: discard option not supported on device executing program [ 43.348155] JFS: discard option not supported on device executing program [ 43.459091] JFS: discard option not supported on device [ 43.561622] JFS: discard option not supported on device executing program [ 43.730313] JFS: discard option not supported on device executing program executing program [ 43.933044] JFS: discard option not supported on device [ 44.040745] JFS: discard option not supported on device executing program executing program [ 44.193258] JFS: discard option not supported on device executing program [ 44.301596] JFS: discard option not supported on device executing program [ 44.418213] JFS: discard option not supported on device executing program [ 44.520517] JFS: discard option not supported on device executing program [ 44.645115] JFS: discard option not supported on device [ 44.760920] JFS: discard option not supported on device executing program executing program [ 44.928429] JFS: discard option not supported on device executing program [ 45.040810] JFS: discard option not supported on device executing program [ 45.150130] JFS: discard option not supported on device [ 45.268927] JFS: discard option not supported on device executing program executing program [ 45.426613] JFS: discard option not supported on device executing program [ 45.532655] JFS: discard option not supported on device executing program [ 45.636235] JFS: discard option not supported on device [ 45.749749] JFS: discard option not supported on device executing program [ 45.911240] JFS: discard option not supported on device executing program executing program [ 46.067959] JFS: discard option not supported on device executing program [ 46.170906] JFS: discard option not supported on device executing program [ 46.302668] JFS: discard option not supported on device [ 46.442680] JFS: discard option not supported on device executing program executing program [ 46.597254] JFS: discard option not supported on device executing program [ 46.704129] JFS: discard option not supported on device executing program [ 46.811775] JFS: discard option not supported on device [ 46.923954] JFS: discard option not supported on device executing program [ 47.077007] JFS: discard option not supported on device executing program executing program [ 47.238329] JFS: discard option not supported on device executing program [ 47.338855] JFS: discard option not supported on device [ 47.449011] JFS: discard option not supported on device executing program executing program [ 47.616549] JFS: discard option not supported on device [ 47.740343] JFS: discard option not supported on device executing program executing program [ 47.897892] JFS: discard option not supported on device [ 48.009975] JFS: discard option not supported on device executing program [ 48.169194] JFS: discard option not supported on device executing program executing program [ 48.329231] JFS: discard option not supported on device [ 48.443778] JFS: discard option not supported on device executing program [ 48.578019] JFS: discard option not supported on device executing program executing program [ 48.744987] JFS: discard option not supported on device executing program [ 48.855723] JFS: discard option not supported on device executing program [ 48.963241] JFS: discard option not supported on device [ 49.073492] JFS: discard option not supported on device [ 49.098410] kasan: CONFIG_KASAN_INLINE enabled [ 49.103148] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 49.115669] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 49.121918] CPU: 0 PID: 8090 Comm: syz-executor154 Not tainted 4.19.211-syzkaller #0 [ 49.129786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 49.139123] RIP: 0010:lbmStartIO+0x12b/0x480 [ 49.143506] 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 [ 49.162385] RSP: 0018:ffff888092057a70 EFLAGS: 00010202 [ 49.167727] RAX: dffffc0000000000 RBX: ffff8880b1297000 RCX: 0000000000000003 [ 49.174980] RDX: 000000000000001c RSI: ffffffff835f37ea RDI: 00000000000000e0 [ 49.182232] RBP: ffff8880a325fa00 R08: 0000000000000001 R09: 0000000000000000 [ 49.189480] R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880b1499b40 [ 49.196728] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 49.203982] FS: 00005555563d5300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 49.212184] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.218042] CR2: 0000555b33c6c160 CR3: 00000000a9db0000 CR4: 00000000003406f0 [ 49.225290] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.232535] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.239778] Call Trace: [ 49.242348] lbmWrite+0x27b/0x3a0 [ 49.245781] lmNextPage.isra.0+0x285/0x740 [ 49.249995] lmWriteRecord+0x94a/0xee0 [ 49.253867] ? mark_held_locks+0xa6/0xf0 [ 49.257910] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 49.262994] lmLogSync+0x154/0x6e0 [ 49.266512] ? lmWriteRecord+0xee0/0xee0 [ 49.270561] ? dqput+0x30/0x30 [ 49.273827] jfs_syncpt+0x78/0x90 [ 49.277257] jfs_sync_fs+0x80/0xa0 [ 49.280774] ? jfs_statfs+0x5a0/0x5a0 [ 49.284550] sync_filesystem+0x105/0x250 [ 49.288592] generic_shutdown_super+0x70/0x370 [ 49.293159] kill_block_super+0x97/0xf0 [ 49.297111] deactivate_locked_super+0x94/0x160 [ 49.301755] deactivate_super+0x174/0x1a0 [ 49.305970] ? deactivate_locked_super+0x160/0x160 [ 49.310877] ? dput+0x31/0x640 [ 49.314048] cleanup_mnt+0x1a8/0x290 [ 49.317742] task_work_run+0x148/0x1c0 [ 49.321610] exit_to_usermode_loop+0x251/0x2a0 [ 49.326168] do_syscall_64+0x538/0x620 [ 49.330037] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.335204] RIP: 0033:0x7fa182f63d87 [ 49.338901] 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 [ 49.357776] RSP: 002b:00007fffbe843558 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 49.365459] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fa182f63d87 [ 49.372708] RDX: 00007fffbe84361a RSI: 000000000000000a RDI: 00007fffbe843610 [ 49.379955] RBP: 00007fffbe843610 R08: 00000000ffffffff R09: 00007fffbe8433f0 [ 49.387200] R10: 00005555563d6683 R11: 0000000000000202 R12: 00007fffbe844680 [ 49.394446] R13: 00005555563d65f0 R14: 00007fffbe843580 R15: 0000000000000039 [ 49.401695] Modules linked in: [ 49.405321] ---[ end trace 850852e1aae48984 ]--- [ 49.410295] RIP: 0010:lbmStartIO+0x12b/0x480 [ 49.414707] 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 [ 49.433761] RSP: 0018:ffff888092057a70 EFLAGS: 00010202 [ 49.439227] RAX: dffffc0000000000 RBX: ffff8880b1297000 RCX: 0000000000000003 [ 49.446478] RDX: 000000000000001c RSI: ffffffff835f37ea RDI: 00000000000000e0 [ 49.453772] RBP: ffff8880a325fa00 R08: 0000000000000001 R09: 0000000000000000 [ 49.461109] R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880b1499b40 [ 49.468488] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002 [ 49.475749] FS: 00005555563d5300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 49.484015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.489929] CR2: 0000555b33c6c160 CR3: 00000000a9db0000 CR4: 00000000003406f0 [ 49.497225] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.504482] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.511775] Kernel panic - not syncing: Fatal exception [ 49.517307] Kernel Offset: disabled [ 49.520930] Rebooting in 86400 seconds..