[ 5224.218106][T139804] __jbd2_log_wait_for_space: needed 256 blocks and only had 217 space available
[ 5224.219377][T139804] __jbd2_log_wait_for_space: no way to get more journal space in sdd-8
[ 5224.220617][T139804] ------------[ cut here ]------------
[ 5224.221403][T139804] WARNING: CPU: 2 PID: 139804 at fs/jbd2/checkpoint.c:109 __jbd2_log_wait_for_space+0x251/0x2e0
[ 5224.223107][T139804] Modules linked in:
[ 5224.223950][T139804] CPU: 2 PID: 139804 Comm: kworker/u8:3 Not tainted 6.6.0-g576141047e7b #1
[ 5224.225364][T139804] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5224.227386][T139804] Workqueue: fscache fscache_cookie_worker
[ 5224.228728][T139804] RIP: 0010:__jbd2_log_wait_for_space+0x251/0x2e0
[ 5224.229610][T139804] Code: e0 82 c2 90 48 c7 c7 20 82 c2 90 e8 19 dc 8d ff 48 8d 93 28 07 00 00 48 c7 c6 e0 82 cqmp_cmd_name: qmp_capabilities, arguments: {}
qmp_cmd_name: qmp_capabilities, arguments: {}
2 90 48 c7 c7 80 82 c2 90 e8 ff db 8d ff <0f> 0b be fb ff ff ff 48 89 df e8 qmp_cmd_name: human-monitor-command, arguments: {"command-line": "info registers", "cpu-index": 0}
qmp_cmd_name: human-monitor-command, arguments: {"command-line": "info registers", "cpu-index": 0}
60 c6 00 00 e9 9c fe ff ff 48 8d
qmp_cmd_name: human-monitor-command, arguments: {"command-line": "info registers", "cpu-index": 1}
qmp_cmd_name: human-monitor-command, arguments: {"command-line": "info registers", "cpu-index": 1}
[ 5224.233653][T139804] RSP: 0018:ffff888109b77840 EFLAGS: 00010246
qmp_cmd_name: human-monitor-command, arguments: {"command-line": "info registers", "cpu-index": 2}
qmp_cmd_name: human-monitor-command, arguments: {"command-line": "info registers", "cpu-index": 2}
[ 5224.235194][T139804] RAX: 0000000000000044 RBX: ffff888123e44000 RCX: ffffffff8ef2688dqmp_cmd_name: human-monitor-command, arguments: {"command-line": "info registers", "cpu-index": 3}
qmp_cmd_name: human-monitor-command, arguments: {"command-line": "info registers", "cpu-index": 3}

[ 5224.237213][T139804] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff8881f7144e60
[ 5224.238353][T139804] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed102136eecc
[ 5224.239505][T139804] R10: ffff888109b77667 R11: 0000000000000001 R12: ffff888123e440b8
[ 5224.240687][T139804] R13: ffff888123e44388 R14: ffff888123e44770 R15: ffff888123e44198
[ 5224.241845][T139804] FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 5224.243158][T139804] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5224.244114][T139804] CR2: 00007f9fe9d9d405 CR3: 0000000109d58006 CR4: 0000000000770ee0
[ 5224.245264][T139804] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5224.246373][T139804] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5224.247479][T139804] PKRU: 55555554
[ 5224.248025][T139804] Call Trace:
[ 5224.248487][T139804]  <TASK>
[ 5224.248949][T139804]  ? __warn+0xa1/0x1f0
[ 5224.249527][T139804]  ? __jbd2_log_wait_for_space+0x251/0x2e0
[ 5224.250398][T139804]  ? report_bug+0x1de/0x200
[ 5224.251100][T139804]  ? handle_bug+0x3c/0x70
[ 5224.251757][T139804]  ? exc_invalid_op+0x13/0x60
[ 5224.252417][T139804]  ? asm_exc_invalid_op+0x16/0x20
[ 5224.253193][T139804]  ? tick_nohz_tick_stopped+0x1d/0x30
[ 5224.253984][T139804]  ? __jbd2_log_wait_for_space+0x251/0x2e0
[ 5224.254901][T139804]  add_transaction_credits+0x5d1/0x5e0
[ 5224.255708][T139804]  ? __pfx_lock_acquire+0x10/0x10
[ 5224.256454][T139804]  ? __pfx_add_transaction_credits+0x10/0x10
[ 5224.257329][T139804]  ? check_chain_key+0x1fb/0x2a0
[ 5224.258063][T139804]  ? start_this_handle+0x2f4/0x6a0
[ 5224.258858][T139804]  start_this_handle+0x1ef/0x6a0
[ 5224.259573][T139804]  ? __pfx_start_this_handle+0x10/0x10
[ 5224.260370][T139804]  ? lockdep_hardirqs_on_prepare.part.0+0xf9/0x1c0
[ 5224.261292][T139804]  ? _raw_spin_unlock_irqrestore+0x45/0x60
[ 5224.262154][T139804]  ? rcu_is_watching+0x1f/0x40
[ 5224.262853][T139804]  ? kmem_cache_alloc+0x433/0x5f0
[ 5224.263593][T139804]  jbd2__journal_start+0x18b/0x340
[ 5224.264365][T139804]  ext4_dirty_inode+0x5d/0xb0
[ 5224.265086][T139804]  __mark_inode_dirty+0xe4/0x5d0
[ 5224.265832][T139804]  generic_update_time+0x60/0x70
[ 5224.266525][T139804]  touch_atime+0x26e/0x2a0
[ 5224.267197][T139804]  cachefiles_open_file+0x1ce/0x3b0
[ 5224.267976][T139804]  ? __pfx_cachefiles_open_file+0x10/0x10
[ 5224.268825][T139804]  ? rcu_is_watching+0x1f/0x40
[ 5224.269517][T139804]  cachefiles_lookup_cookie+0x98/0x180
[ 5224.270394][T139804]  fscache_perform_lookup+0x6b/0x310
[ 5224.271185][T139804]  fscache_cookie_state_machine+0x405/0x740
[ 5224.272080][T139804]  fscache_cookie_worker+0x6b/0x120
[ 5224.272851][T139804]  process_one_work+0x41a/0x880
[ 5224.273572][T139804]  ? __pfx_process_one_work+0x10/0x10
[ 5224.274343][T139804]  ? __try_to_del_timer_sync+0xb4/0x100
[ 5224.275162][T139804]  ? __list_add_valid_or_report+0x33/0xd0
[ 5224.276063][T139804]  worker_thread+0x375/0x660
[ 5224.276798][T139804]  ? __pfx_worker_thread+0x10/0x10
[ 5224.277509][T139804]  kthread+0x16a/0x1a0
[ 5224.278115][T139804]  ? __pfx_kthread+0x10/0x10
[ 5224.278810][T139804]  ret_from_fork+0x2d/0x50
[ 5224.279426][T139804]  ? __pfx_kthread+0x10/0x10
[ 5224.280200][T139804]  ret_from_fork_asm+0x1b/0x30
[ 5224.280981][T139804]  </TASK>
[ 5224.281416][T139804] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 5224.282408][T139804] CPU: 2 PID: 139804 Comm: kworker/u8:3 Not tainted 6.6.0-g576141047e7b #1
[ 5224.283293][T168993] erofs: (device erofs): erofs_read_superblock: cannot read erofs superblock
[ 5224.284740][T139804] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 5224.286366][T139804] Workqueue: fscache fscache_cookie_worker
[ 5224.287173][T139804] Call Trace:
[ 5224.287642][T139804]  <TASK>
[ 5224.288072][T139804]  dump_stack_lvl+0x58/0xc0
[ 5224.288723][T139804]  panic+0x41b/0x470
[ 5224.289266][T139804]  ? __pfx_panic+0x10/0x10
[ 5224.289954][T139804]  ? __jbd2_log_wait_for_space+0x251/0x2e0
[ 5224.290762][T139804]  check_panic_on_warn+0x5d/0x80
[ 5224.291439][T139804]  __warn+0xad/0x1f0
[ 5224.291998][T139804]  ? __jbd2_log_wait_for_space+0x251/0x2e0
[ 5224.292814][T139804]  report_bug+0x1de/0x200
[ 5224.293438][T139804]  handle_bug+0x3c/0x70
[ 5224.294020][T139804]  exc_invalid_op+0x13/0x60
[ 5224.294655][T139804]  asm_exc_invalid_op+0x16/0x20
[ 5224.295322][T139804] RIP: 0010:__jbd2_log_wait_for_space+0x251/0x2e0
[ 5224.296203][T139804] Code: e0 82 c2 90 48 c7 c7 20 82 c2 90 e8 19 dc 8d ff 48 8d 93 28 07 00 00 48 c7 c6 e0 82 c2 90 48 c7 c7 80 82 c2 90 e8 ff db 8d ff <0f> 0b be fb ff ff ff 48 89 df e8 60 c6 00 00 e9 9c fe ff ff 48 8d
[ 5224.298797][T139804] RSP: 0018:ffff888109b77840 EFLAGS: 00010246
[ 5224.299630][T139804] RAX: 0000000000000044 RBX: ffff888123e44000 RCX: ffffffff8ef2688d
[ 5224.300714][T139804] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff8881f7144e60
[ 5224.301783][T139804] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed102136eecc
[ 5224.302851][T139804] R10: ffff888109b77667 R11: 0000000000000001 R12: ffff888123e440b8
[ 5224.303930][T139804] R13: ffff888123e44388 R14: ffff888123e44770 R15: ffff888123e44198
[ 5224.305039][T139804]  ? tick_nohz_tick_stopped+0x1d/0x30
[ 5224.305845][T139804]  add_transaction_credits+0x5d1/0x5e0
[ 5224.306603][T139804]  ? __pfx_lock_acquire+0x10/0x10
[ 5224.307302][T139804]  ? __pfx_add_transaction_credits+0x10/0x10
block_lib.sh: line 63: ///sys//kernel/debug//fail_function/verbose: No such file or directory
[ 5224.308149][T139804]  ? check_chain_key+0x1fb/0x2a0
[ 5224.309006][T139804]  ? start_this_handle+0x2f4/0x6a0
[ 5224.309751][T139804]  start_this_handle+0x1ef/0x6a0
[ 5224.310456][T139804]  ? __pfx_start_this_handle+0x10/0x10
[ 5224.311216][T139804]  ? lockdep_hardirqs_on_prepare.part.0+0xf9/0x1c0
[ 5224.312116][T139804]  ? _raw_spin_unlock_irqrestore+0x45/0x60
[ 5224.312925][T139804]  ? rcu_is_watching+0x1f/0x40
[ 5224.313583][T139804]  ? kmem_cache_alloc+0x433/0x5f0
[ 5224.314325][T139804]  jbd2__journal_start+0x18b/0x340
[ 5224.315057][T139804]  ext4_dirty_inode+0x5d/0xb0
[ 5224.315732][T139804]  __mark_inode_dirty+0xe4/0x5d0
[ 5224.316435][T139804]  generic_update_time+0x60/0x70
[ 5224.317128][T139804]  touch_atime+0x26e/0x2a0
[ 5224.317808][T139804]  cachefiles_open_file+0x1ce/0x3b0
[ 5224.318529][T139804]  ? __pfx_cachefiles_open_file+0x10/0x10
[ 5224.319337][T139804]  ? rcu_is_watching+0x1f/0x40
[ 5224.320030][T139804]  cachefiles_lookup_cookie+0x98/0x180
[ 5224.320807][T139804]  fscache_perform_lookup+0x6b/0x310
[ 5224.321540][T139804]  fscache_cookie_state_machine+0x405/0x740
[ 5224.322375][T139804]  fscache_cookie_worker+0x6b/0x120
[ 5224.323104][T139804]  process_one_work+0x41a/0x880
[ 5224.323824][T139804]  ? __pfx_process_one_work+0x10/0x10
[ 5224.324549][T139804]  ? __try_to_del_timer_sync+0xb4/0x100
[ 5224.325315][T139804]  ? __list_add_valid_or_report+0x33/0xd0
[ 5224.326174][T139804]  worker_thread+0x375/0x660
[ 5224.326866][T139804]  ? __pfx_worker_thread+0x10/0x10
[ 5224.327568][T139804]  kthread+0x16a/0x1a0
[ 5224.328152][T139804]  ? __pfx_kthread+0x10/0x10
[ 5224.328807][T139804]  ret_from_fork+0x2d/0x50
[ 5224.329465][T139804]  ? __pfx_kthread+0x10/0x10
[ 5224.330115][T139804]  ret_from_fork_asm+0x1b/0x30
[ 5224.330847][T139804]  </TASK>
[ 5224.331447][T139804] Kernel Offset: 0xdc00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 5224.333072][T139804] ---[ end Kernel panic - not syncing: kernel: panic_on_warn set ... ]---