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  1. Lustre
  2. LU-18648

obdfilter-survey test 1c: task txg_sync blocked

Details

    • Bug
    • Resolution: Fixed
    • Minor
    • Lustre 2.17.0
    • Lustre 2.17.0
    • 3
    • 9223372036854775807

    Description

      This issue was created by maloo for jianyu <yujian@whamcloud.com>

      This issue relates to the following test suite run: https://testing.whamcloud.com/test_sets/999f320c-4a63-4a47-a9fd-050795558019

      Test session details:
      clients: https://build.whamcloud.com/job/lustre-reviews/110246 - 5.14.0-427.42.1.el9_4.x86_64
      servers: https://build.whamcloud.com/job/lustre-reviews/110246 - 5.14.0-427.42.1_lustre.el9.x86_64

      <<Please provide additional information about the failure here>>

      obd_memory max: 129361747, obd_memory current: 124305179
      obd_memory max: 129361747, obd_memory current: 124305179
      obd_memory max: 129361747, obd_memory current: 124305179
      obd_memory max: 129361747, obd_memory current: 124305179
      Autotest: Test running for 200 minutes (lustre-reviews_full-dne-zfs-part-1_110246.1003)
      INFO: task txg_sync:265572 blocked for more than 122 seconds.
            Tainted: P           OE     -------  ---  5.14.0-427.42.1_lustre.el9.x86_64 #1
      "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
      task:txg_sync        state:D stack:0     pid:265572 ppid:2      flags:0x00004000
      Call Trace:
       <TASK>
       __schedule+0x21b/0x550
       ? _raw_spin_unlock_irqrestore+0xa/0x30
       schedule+0x2d/0x70
       schedule_timeout+0x88/0x160
       ? __pfx_process_timeout+0x10/0x10
       ? prepare_to_wait_exclusive+0x4f/0xb0
       io_schedule_timeout+0x4c/0x80
       __cv_timedwait_common+0x12d/0x170 [spl]
       ? __pfx_autoremove_wake_function+0x10/0x10
       __cv_timedwait_io+0x15/0x20 [spl]
       zio_wait+0x130/0x290 [zfs]
       dsl_pool_sync+0xfe/0x530 [zfs]
       spa_sync_iterate_to_convergence+0xf0/0x300 [zfs]
       ? _raw_spin_unlock_irqrestore+0xa/0x30
       spa_sync+0x48d/0x980 [zfs]
       txg_sync_thread+0x204/0x3a0 [zfs]
       ? __pfx_txg_sync_thread+0x10/0x10 [zfs]
       ? __pfx_thread_generic_wrapper+0x10/0x10 [spl]
       thread_generic_wrapper+0x59/0x70 [spl]
       kthread+0xe0/0x100
       ? __pfx_kthread+0x10/0x10
       ret_from_fork+0x2c/0x50
       </TASK>
      INFO: task lctl:292876 blocked for more than 122 seconds.
            Tainted: P           OE     -------  ---  5.14.0-427.42.1_lustre.el9.x86_64 #1
      "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
      task:lctl            state:D stack:0     pid:292876 ppid:292869 flags:0x00004002
      Call Trace:
       <TASK>
       __schedule+0x21b/0x550
       schedule+0x2d/0x70
       io_schedule+0x42/0x70
       cv_wait_common+0xaa/0x130 [spl]
       ? __pfx_autoremove_wake_function+0x10/0x10
       txg_wait_synced_impl+0xcb/0x110 [zfs]
       txg_wait_synced+0xc/0x40 [zfs]
       dmu_tx_wait+0x20d/0x410 [zfs]
       ? dmu_tx_try_assign+0x29b/0x360 [zfs]
       dmu_tx_assign+0x14e/0x190 [zfs]
       osd_trans_start+0xbf/0x460 [osd_zfs]
       ofd_commitrw_write+0x482/0x1220 [ofd]
       ofd_commitrw+0x6bd/0xc50 [ofd]
       ? obd_commitrw.constprop.0+0x1c8/0x3a0 [obdecho]
       obd_commitrw.constprop.0+0x1c8/0x3a0 [obdecho]
       echo_client_prep_commit.constprop.0+0x3ea/0x9c0 [obdecho]
       ? echo_client_brw_ioctl+0x222/0x2d0 [obdecho]
       echo_client_brw_ioctl+0x222/0x2d0 [obdecho]
       echo_client_iocontrol+0x534/0x10f0 [obdecho]
       obd_iocontrol.constprop.0+0x190/0x360 [obdclass]
       class_handle_ioctl+0xc9a/0x1640 [obdclass]
       ? switch_fpu_return+0x4c/0xd0
       ? exit_to_user_mode_prepare+0xec/0x100
       ? __pfx_bpf_lsm_capable+0x10/0x10
       ? security_capable+0x36/0x60
       obd_class_ioctl+0x155/0x1a0 [obdclass]
       __x64_sys_ioctl+0x8a/0xc0
       do_syscall_64+0x5c/0x90
       ? do_syscall_64+0x69/0x90
       ? exc_page_fault+0x62/0x150
       entry_SYSCALL_64_after_hwframe+0x77/0xe1
      RIP: 0033:0x7f6e63d0357b
      RSP: 002b:00007ffd669e6518 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
      RAX: ffffffffffffffda RBX: 00007f6e63f03310 RCX: 00007f6e63d0357b
      RDX: 00007ffd669e6840 RSI: 00000000c008667e RDI: 0000000000000003
      RBP: 00000000c008667e R08: 0000000000000000 R09: 0000000000000000
      R10: 00007f6e63c11d78 R11: 0000000000000246 R12: 00007ffd669e6840
      R13: 0000559edcc0763f R14: 00000000c008667e R15: 0000000000000000
       </TASK>
      
      

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            wc-triage WC Triage
            maloo Maloo
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              Created:
              Updated:
              Resolved: