Public bug reported:

[68271.933747] INFO: task txg_sync:656 blocked for more than 120 seconds.
[68271.933761]       Tainted: P          IO       6.5.0-26-generic #26-Ubuntu
[68271.933766] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[68271.933769] task:txg_sync        state:D stack:0     pid:656   ppid:2      
flags:0x00004000
[68271.933776] Call Trace:
[68271.933780]  <TASK>
[68271.933786]  __schedule+0x2cb/0x760
[68271.933800]  schedule+0x63/0x110
[68271.933807]  schedule_timeout+0x95/0x170
[68271.933812]  ? __pfx_process_timeout+0x10/0x10
[68271.933819]  io_schedule_timeout+0x51/0x80
[68271.933825]  __cv_timedwait_common+0x139/0x180 [spl]
[68271.933857]  ? __pfx_autoremove_wake_function+0x10/0x10
[68271.933864]  __cv_timedwait_io+0x19/0x30 [spl]
[68271.933887]  zio_wait+0x119/0x230 [zfs]
[68271.934352]  spa_sync_frees+0x3f/0x90 [zfs]
[68271.934782]  spa_sync_iterate_to_convergence+0x10b/0x220 [zfs]
[68271.935213]  spa_sync+0x321/0x620 [zfs]
[68271.935642]  txg_sync_thread+0x1e7/0x250 [zfs]
[68271.936068]  ? __pfx_txg_sync_thread+0x10/0x10 [zfs]
[68271.936492]  ? __pfx_thread_generic_wrapper+0x10/0x10 [spl]
[68271.936521]  thread_generic_wrapper+0x5f/0x70 [spl]
[68271.936549]  kthread+0xf2/0x120
[68271.936555]  ? __pfx_kthread+0x10/0x10
[68271.936559]  ret_from_fork+0x47/0x70
[68271.936565]  ? __pfx_kthread+0x10/0x10
[68271.936569]  ret_from_fork_asm+0x1b/0x30
[68271.936575]  </TASK>
[68271.936578] INFO: task vdev_autotrim:669 blocked for more than 120 seconds.
[68271.936582]       Tainted: P          IO       6.5.0-26-generic #26-Ubuntu
[68271.936584] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[68271.936586] task:vdev_autotrim   state:D stack:0     pid:669   ppid:2      
flags:0x00004000
[68271.936590] Call Trace:
[68271.936592]  <TASK>
[68271.936594]  __schedule+0x2cb/0x760
[68271.936600]  schedule+0x63/0x110
[68271.936604]  cv_wait_common+0x102/0x140 [spl]
[68271.936626]  ? __pfx_autoremove_wake_function+0x10/0x10
[68271.936632]  __cv_wait+0x15/0x30 [spl]
[68271.936654]  vdev_autotrim_wait_kick+0x4d/0xb0 [zfs]
[68271.937075]  vdev_autotrim_thread+0x44e/0x7b0 [zfs]
[68271.937498]  ? __pfx_vdev_autotrim_thread+0x10/0x10 [zfs]
[68271.937936]  ? __pfx_thread_generic_wrapper+0x10/0x10 [spl]
[68271.937966]  thread_generic_wrapper+0x5f/0x70 [spl]
[68271.937994]  kthread+0xf2/0x120
[68271.937999]  ? __pfx_kthread+0x10/0x10
[68271.938004]  ret_from_fork+0x47/0x70
[68271.938009]  ? __pfx_kthread+0x10/0x10
[68271.938013]  ret_from_fork_asm+0x1b/0x30
[68271.938018]  </TASK>
[68392.766788] INFO: task txg_sync:656 blocked for more than 241 seconds.
[68392.766803]       Tainted: P          IO       6.5.0-26-generic #26-Ubuntu
[68392.766806] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[68392.766809] task:txg_sync        state:D stack:0     pid:656   ppid:2      
flags:0x00004000
[68392.766817] Call Trace:
[68392.766820]  <TASK>
[68392.766826]  __schedule+0x2cb/0x760
[68392.766839]  schedule+0x63/0x110
[68392.766846]  schedule_timeout+0x95/0x170
[68392.766851]  ? __pfx_process_timeout+0x10/0x10
[68392.766858]  io_schedule_timeout+0x51/0x80
[68392.766863]  __cv_timedwait_common+0x139/0x180 [spl]
[68392.766897]  ? __pfx_autoremove_wake_function+0x10/0x10
[68392.766904]  __cv_timedwait_io+0x19/0x30 [spl]
[68392.766927]  zio_wait+0x119/0x230 [zfs]
[68392.767422]  spa_sync_frees+0x3f/0x90 [zfs]
[68392.767852]  spa_sync_iterate_to_convergence+0x10b/0x220 [zfs]
[68392.768283]  spa_sync+0x321/0x620 [zfs]
[68392.768713]  txg_sync_thread+0x1e7/0x250 [zfs]
[68392.769139]  ? __pfx_txg_sync_thread+0x10/0x10 [zfs]
[68392.769563]  ? __pfx_thread_generic_wrapper+0x10/0x10 [spl]
[68392.769593]  thread_generic_wrapper+0x5f/0x70 [spl]
[68392.769621]  kthread+0xf2/0x120
[68392.769626]  ? __pfx_kthread+0x10/0x10
[68392.769631]  ret_from_fork+0x47/0x70
[68392.769637]  ? __pfx_kthread+0x10/0x10
[68392.769641]  ret_from_fork_asm+0x1b/0x30
[68392.769647]  </TASK>
[68392.769650] INFO: task vdev_autotrim:669 blocked for more than 241 seconds.
[68392.769654]       Tainted: P          IO       6.5.0-26-generic #26-Ubuntu
[68392.769656] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[68392.769658] task:vdev_autotrim   state:D stack:0     pid:669   ppid:2      
flags:0x00004000
[68392.769663] Call Trace:
[68392.769664]  <TASK>
[68392.769666]  __schedule+0x2cb/0x760
[68392.769672]  schedule+0x63/0x110
[68392.769676]  cv_wait_common+0x102/0x140 [spl]
[68392.769698]  ? __pfx_autoremove_wake_function+0x10/0x10
[68392.769704]  __cv_wait+0x15/0x30 [spl]
[68392.769726]  vdev_autotrim_wait_kick+0x4d/0xb0 [zfs]
[68392.770146]  vdev_autotrim_thread+0x44e/0x7b0 [zfs]
[68392.770585]  ? __pfx_vdev_autotrim_thread+0x10/0x10 [zfs]
[68392.771028]  ? __pfx_thread_generic_wrapper+0x10/0x10 [spl]
[68392.771062]  thread_generic_wrapper+0x5f/0x70 [spl]
[68392.771092]  kthread+0xf2/0x120
[68392.771098]  ? __pfx_kthread+0x10/0x10
[68392.771102]  ret_from_fork+0x47/0x70
[68392.771108]  ? __pfx_kthread+0x10/0x10
[68392.771112]  ret_from_fork_asm+0x1b/0x30
[68392.771118]  </TASK>
[68392.771166] INFO: task rsync:27212 blocked for more than 120 seconds.
[68392.771171]       Tainted: P          IO       6.5.0-26-generic #26-Ubuntu
[68392.771173] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[68392.771175] task:rsync           state:D stack:0     pid:27212 ppid:27211  
flags:0x00000002
[68392.771180] Call Trace:
[68392.771182]  <TASK>
[68392.771185]  __schedule+0x2cb/0x760
[68392.771192]  schedule+0x63/0x110
[68392.771196]  cv_wait_common+0x102/0x140 [spl]
[68392.771219]  ? __pfx_autoremove_wake_function+0x10/0x10
[68392.771225]  __cv_wait+0x15/0x30 [spl]
[68392.771248]  dmu_tx_wait+0x8b/0x1e0 [zfs]
[68392.771690]  dmu_tx_assign+0x48/0x80 [zfs]
[68392.772115]  zfs_write+0x4c6/0xd00 [zfs]
[68392.772556]  zpl_iter_write+0x118/0x160 [zfs]
[68392.772981]  vfs_write+0x254/0x440
[68392.772988]  ksys_write+0x73/0x100
[68392.772992]  __x64_sys_write+0x19/0x30
[68392.772995]  do_syscall_64+0x5c/0x90
[68392.773002]  ? syscall_exit_to_user_mode+0x37/0x60
[68392.773008]  ? do_syscall_64+0x68/0x90
[68392.773011]  ? do_syscall_64+0x68/0x90
[68392.773015]  ? do_syscall_64+0x68/0x90
[68392.773018]  ? do_syscall_64+0x68/0x90
[68392.773022]  ? do_syscall_64+0x68/0x90
[68392.773025]  ? sysvec_apic_timer_interrupt+0x4b/0xd0
[68392.773029]  entry_SYSCALL_64_after_hwframe+0x6e/0xd8
[68392.773036] RIP: 0033:0x73d5e8f1b294
[68392.773066] RSP: 002b:00007fffae0334e8 EFLAGS: 00000202 ORIG_RAX: 
0000000000000001
[68392.773070] RAX: ffffffffffffffda RBX: 00005c04ba476850 RCX: 000073d5e8f1b294
[68392.773073] RDX: 0000000000040000 RSI: 00005c04ba476850 RDI: 0000000000000001
[68392.773075] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000010
[68392.773076] R10: 000000000000000f R11: 0000000000000202 R12: 0000000000040000
[68392.773079] R13: 0000000000000000 R14: 0000000000008000 R15: 00005c04ba46e840
[68392.773084]  </TASK>
[68513.599837] INFO: task vdev_autotrim:669 blocked for more than 362 seconds.
[68513.599851]       Tainted: P          IO       6.5.0-26-generic #26-Ubuntu
[68513.599854] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[68513.599856] task:vdev_autotrim   state:D stack:0     pid:669   ppid:2      
flags:0x00004000
[68513.599863] Call Trace:
[68513.599866]  <TASK>
[68513.599871]  __schedule+0x2cb/0x760
[68513.599882]  schedule+0x63/0x110
[68513.599888]  cv_wait_common+0x102/0x140 [spl]
[68513.599922]  ? __pfx_autoremove_wake_function+0x10/0x10
[68513.599930]  __cv_wait+0x15/0x30 [spl]
[68513.599952]  vdev_autotrim_wait_kick+0x4d/0xb0 [zfs]
[68513.600475]  vdev_autotrim_thread+0x44e/0x7b0 [zfs]
[68513.600899]  ? __pfx_vdev_autotrim_thread+0x10/0x10 [zfs]
[68513.601320]  ? __pfx_thread_generic_wrapper+0x10/0x10 [spl]
[68513.601350]  thread_generic_wrapper+0x5f/0x70 [spl]
[68513.601378]  kthread+0xf2/0x120
[68513.601384]  ? __pfx_kthread+0x10/0x10
[68513.601388]  ret_from_fork+0x47/0x70
[68513.601395]  ? __pfx_kthread+0x10/0x10
[68513.601399]  ret_from_fork_asm+0x1b/0x30
[68513.601405]  </TASK>
[68513.601449] INFO: task rsync:27212 blocked for more than 241 seconds.
[68513.601453]       Tainted: P          IO       6.5.0-26-generic #26-Ubuntu
[68513.601456] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[68513.601458] task:rsync           state:D stack:0     pid:27212 ppid:27211  
flags:0x00000002
[68513.601463] Call Trace:
[68513.601465]  <TASK>
[68513.601467]  __schedule+0x2cb/0x760
[68513.601473]  schedule+0x63/0x110
[68513.601478]  cv_wait_common+0x102/0x140 [spl]
[68513.601500]  ? __pfx_autoremove_wake_function+0x10/0x10
[68513.601506]  __cv_wait+0x15/0x30 [spl]
[68513.601528]  dmu_tx_wait+0x8b/0x1e0 [zfs]
[68513.601948]  dmu_tx_assign+0x48/0x80 [zfs]
[68513.602363]  zfs_write+0x4c6/0xd00 [zfs]
[68513.602790]  zpl_iter_write+0x118/0x160 [zfs]
[68513.603201]  vfs_write+0x254/0x440
[68513.603207]  ksys_write+0x73/0x100
[68513.603211]  __x64_sys_write+0x19/0x30
[68513.603214]  do_syscall_64+0x5c/0x90
[68513.603220]  ? syscall_exit_to_user_mode+0x37/0x60
[68513.603225]  ? do_syscall_64+0x68/0x90
[68513.603229]  ? do_syscall_64+0x68/0x90
[68513.603232]  ? do_syscall_64+0x68/0x90
[68513.603235]  ? do_syscall_64+0x68/0x90
[68513.603239]  ? do_syscall_64+0x68/0x90
[68513.603242]  ? sysvec_apic_timer_interrupt+0x4b/0xd0
[68513.603247]  entry_SYSCALL_64_after_hwframe+0x6e/0xd8
[68513.603253] RIP: 0033:0x73d5e8f1b294
[68513.603282] RSP: 002b:00007fffae0334e8 EFLAGS: 00000202 ORIG_RAX: 
0000000000000001
[68513.603286] RAX: ffffffffffffffda RBX: 00005c04ba476850 RCX: 000073d5e8f1b294
[68513.603288] RDX: 0000000000040000 RSI: 00005c04ba476850 RDI: 0000000000000001
[68513.603290] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000010
[68513.603292] R10: 000000000000000f R11: 0000000000000202 R12: 0000000000040000
[68513.603294] R13: 0000000000000000 R14: 0000000000008000 R15: 00005c04ba46e840
[68513.603300]  </TASK>
[68755.265390] INFO: task vdev_autotrim:669 blocked for more than 120 seconds.
[68755.265404]       Tainted: P          IO       6.5.0-26-generic #26-Ubuntu
[68755.265408] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this 
message.
[68755.265411] task:vdev_autotrim   state:D stack:0     pid:669   ppid:2      
flags:0x00004000
[68755.265418] Call Trace:
[68755.265422]  <TASK>
[68755.265428]  __schedule+0x2cb/0x760
[68755.265440]  schedule+0x63/0x110
[68755.265447]  cv_wait_common+0x102/0x140 [spl]
[68755.265485]  ? __pfx_autoremove_wake_function+0x10/0x10
[68755.265494]  __cv_wait+0x15/0x30 [spl]
[68755.265522]  vdev_autotrim_wait_kick+0x4d/0xb0 [zfs]
[68755.266018]  vdev_autotrim_thread+0x44e/0x7b0 [zfs]
[68755.266441]  ? __pfx_vdev_autotrim_thread+0x10/0x10 [zfs]
[68755.266861]  ? __pfx_thread_generic_wrapper+0x10/0x10 [spl]
[68755.266891]  thread_generic_wrapper+0x5f/0x70 [spl]
[68755.266919]  kthread+0xf2/0x120
[68755.266924]  ? __pfx_kthread+0x10/0x10
[68755.266929]  ret_from_fork+0x47/0x70
[68755.266936]  ? __pfx_kthread+0x10/0x10
[68755.266940]  ret_from_fork_asm+0x1b/0x30
[68755.266946]  </TASK>

ProblemType: Bug
DistroRelease: Ubuntu 23.10
Package: linux-image-6.5.0-26-generic 6.5.0-26.26
ProcVersionSignature: Ubuntu 6.5.0-26.26-generic 6.5.13
Uname: Linux 6.5.0-26-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia zfs
ApportVersion: 2.27.0-0ubuntu5
Architecture: amd64
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC0:  js1        2927 F.... wireplumber
 /dev/snd/controlC1:  js1        2927 F.... wireplumber
 /dev/snd/seq:        js1        2925 F.... pipewire
CasperMD5CheckResult: unknown
CurrentDesktop: KDE
Date: Sun Mar 31 11:11:23 2024
HibernationDevice: RESUME=none
InstallationDate: Installed on 2022-09-23 (555 days ago)
InstallationMedia: Kubuntu 20.04.4 LTS "Focal Fossa" - Release amd64 (20220223)
MachineType: {report['dmi.sys.vendor']} {report['dmi.product.name']}
ProcFB: 0 VESA VGA
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-6.5.0-26-generic 
root=UUID=8d4e3d24-75d2-481d-a49e-13f00a18f0a3 ro ipv6.disable=1 quiet splash 
vt.handoff=7
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No 
PulseAudio daemon running, or not running as session daemon.
RelatedPackageVersions:
 linux-restricted-modules-6.5.0-26-generic N/A
 linux-backports-modules-6.5.0-26-generic  N/A
 linux-firmware                            20230919.git3672ccab-0ubuntu2.9
RfKill:
 0: phy0: Wireless LAN
        Soft blocked: no
        Hard blocked: no
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 10/15/2018
dmi.bios.release: 0.0
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A18
dmi.board.name: 0D881F
dmi.board.vendor: Dell Inc.
dmi.board.version: A05
dmi.chassis.type: 7
dmi.chassis.vendor: Dell Inc.
dmi.modalias: 
dmi:bvnDellInc.:bvrA18:bd10/15/2018:br0.0:svnDellInc.:pnPrecisionWorkStationT7500:pvr:rvnDellInc.:rn0D881F:rvrA05:cvnDellInc.:ct7:cvr:sku:
dmi.product.name: Precision WorkStation T7500
dmi.sys.vendor: Dell Inc.

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug mantic

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https://bugs.launchpad.net/bugs/2059864

Title:
  INFO: task blocked for more than 120 seconds

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