Warning: Permanently added '10.128.0.124' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 544.488733] JFS: discard option not supported on device [ 544.564530] JFS: discard option not supported on device executing program [ 544.714471] JFS: discard option not supported on device executing program executing program [ 544.849112] JFS: discard option not supported on device [ 544.923414] JFS: discard option not supported on device executing program executing program [ 545.060528] JFS: discard option not supported on device [ 545.143017] JFS: discard option not supported on device executing program executing program [ 545.272834] JFS: discard option not supported on device executing program [ 545.358958] JFS: discard option not supported on device executing program [ 545.436537] JFS: discard option not supported on device [ 545.506007] JFS: discard option not supported on device executing program executing program [ 545.654956] JFS: discard option not supported on device executing program [ 545.743800] JFS: discard option not supported on device executing program [ 545.833255] JFS: discard option not supported on device executing program [ 545.912906] JFS: discard option not supported on device [ 546.016101] JFS: discard option not supported on device executing program executing program [ 546.155933] JFS: discard option not supported on device executing program [ 546.229510] JFS: discard option not supported on device [ 546.343117] JFS: discard option not supported on device executing program executing program [ 546.496595] JFS: discard option not supported on device [ 546.583250] JFS: discard option not supported on device executing program executing program [ 546.722811] JFS: discard option not supported on device [ 546.793885] JFS: discard option not supported on device executing program executing program [ 546.942667] JFS: discard option not supported on device [ 547.013880] JFS: discard option not supported on device executing program executing program [ 547.146240] JFS: discard option not supported on device executing program [ 547.232801] JFS: discard option not supported on device executing program [ 547.328762] JFS: discard option not supported on device [ 547.404274] JFS: discard option not supported on device executing program [ 547.522287] JFS: discard option not supported on device executing program [ 547.664902] JFS: discard option not supported on device executing program executing program [ 547.796996] JFS: discard option not supported on device executing program [ 547.882790] JFS: discard option not supported on device executing program [ 547.967980] JFS: discard option not supported on device [ 548.043240] JFS: discard option not supported on device executing program executing program [ 548.178084] JFS: discard option not supported on device [ 548.247552] JFS: discard option not supported on device executing program executing program [ 548.373992] JFS: discard option not supported on device executing program [ 548.462748] JFS: discard option not supported on device executing program [ 548.572503] JFS: discard option not supported on device executing program [ 548.647108] JFS: discard option not supported on device executing program [ 548.732691] JFS: discard option not supported on device executing program [ 548.840348] JFS: discard option not supported on device executing program [ 548.920303] JFS: discard option not supported on device executing program [ 548.997980] JFS: discard option not supported on device [ 549.079278] JFS: discard option not supported on device executing program executing program [ 549.216680] JFS: discard option not supported on device [ 549.306229] JFS: discard option not supported on device executing program executing program [ 549.452650] JFS: discard option not supported on device [ 549.524156] JFS: discard option not supported on device executing program [ 549.654057] JFS: discard option not supported on device executing program [ 549.796561] JFS: discard option not supported on device executing program [ 549.925604] JFS: discard option not supported on device executing program executing program [ 550.066167] JFS: discard option not supported on device executing program [ 550.163209] JFS: discard option not supported on device executing program [ 550.254874] JFS: discard option not supported on device [ 550.331995] JFS: discard option not supported on device [ 550.343746] kasan: CONFIG_KASAN_INLINE enabled [ 550.348445] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 550.359221] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 550.365450] Modules linked in: [ 550.368634] CPU: 0 PID: 7990 Comm: syz-executor719 Not tainted 4.14.305-syzkaller #0 [ 550.376496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 550.385835] task: ffff888099192080 task.stack: ffff8880a5a38000 [ 550.391875] RIP: 0010:lbmStartIO+0x14a/0x490 [ 550.396271] RSP: 0018:ffff8880a5a3faf8 EFLAGS: 00010202 [ 550.401605] RAX: dffffc0000000000 RBX: ffff8880aa7acb00 RCX: 0000000000000003 [ 550.408863] RDX: 000000000000001c RSI: 0000000000000000 RDI: 00000000000000e0 [ 550.416108] RBP: ffff8880a6346680 R08: 0000000000000001 R09: ffff8880a6346680 [ 550.423374] R10: ffff8880a6346707 R11: 0000000000000000 R12: ffff8880964cf200 [ 550.430618] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 550.437872] FS: 00005555555aa300(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000 [ 550.446072] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 550.451925] CR2: 00007f3db4037188 CR3: 00000000af1fd000 CR4: 00000000003406f0 [ 550.459182] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 550.466425] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 550.473666] Call Trace: [ 550.476235] lbmWrite+0x254/0x380 [ 550.479659] lmNextPage.isra.0+0x263/0x700 [ 550.483869] lmWriteRecord+0x8b2/0xe30 [ 550.487743] ? mark_held_locks+0xa6/0xf0 [ 550.491775] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 550.496864] lmLogSync+0x126/0x660 [ 550.500376] ? lmWriteRecord+0xe30/0xe30 [ 550.504428] ? dqput+0x30/0x30 [ 550.507595] jfs_syncpt+0x66/0x70 [ 550.511021] jfs_sync_fs+0x80/0xa0 [ 550.514539] ? jfs_statfs+0x510/0x510 [ 550.518313] sync_filesystem+0xe2/0x230 [ 550.522262] generic_shutdown_super+0x70/0x370 [ 550.526815] kill_block_super+0x95/0xe0 [ 550.530776] deactivate_locked_super+0x6c/0xd0 [ 550.535327] deactivate_super+0x7f/0xa0 [ 550.539274] cleanup_mnt+0x186/0x2c0 [ 550.542961] task_work_run+0x11f/0x190 [ 550.546833] exit_to_usermode_loop+0x1ad/0x200 [ 550.551401] do_syscall_64+0x4a3/0x640 [ 550.555273] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 550.560436] RIP: 0033:0x7f4a617b9e17 [ 550.564120] RSP: 002b:00007ffc44d59d38 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 550.571852] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f4a617b9e17 [ 550.579112] RDX: 00007ffc44d59dfa RSI: 000000000000000a RDI: 00007ffc44d59df0 [ 550.586355] RBP: 00007ffc44d59df0 R08: 00000000ffffffff R09: 00007ffc44d59bd0 [ 550.593603] R10: 00005555555ab683 R11: 0000000000000202 R12: 00007ffc44d5ae60 [ 550.600849] R13: 00005555555ab5f0 R14: 00007ffc44d59d60 R15: 0000000000000039 [ 550.608096] 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 [ 550.627181] RIP: lbmStartIO+0x14a/0x490 RSP: ffff8880a5a3faf8 [ 550.633792] ---[ end trace c46031c5fda0f1d8 ]--- [ 550.638558] Kernel panic - not syncing: Fatal exception [ 550.643957] Kernel Offset: disabled [ 550.647582] Rebooting in 86400 seconds..