kernel panic with 'dsmserv' in blocked state
Issue
- System crashed with messages in
/var/log/messagesas given below:
kernel: INFO: task dsmserv:15856 blocked for more than 120 seconds.
kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
kernel: dsmserv D ffffffff80154db9 0 15856 1 15857 15854 (NOTLB)
kernel: ffff811755025e18 0000000000000082 ffff811066c6bd98 ffff81106540e448
kernel: 0000000300000001 0000000000000001 ffff81172128d0c0 ffff8113adcf3860
kernel: 0001df3bdf795694 00000000025b9152 ffff81172128d2a8 0000000780008da2
kernel: Call Trace:
kernel: [<ffffffff8006467c>] __down_read+0x7a/0x92
kernel: [<ffffffff8006716d>] do_page_fault+0x414/0x842
kernel: [<ffffffff8005a111>] hrtimer_cancel+0xc/0x16
kernel: [<ffffffff80063ce9>] do_nanosleep+0x47/0x70
kernel: [<ffffffff80059ffe>] hrtimer_nanosleep+0x58/0x118
kernel: [<ffffffff8005dde9>] error_exit+0x0/0x84
Environment
- Red Hat Enterprise Linux
- Tivoli Storage Manager (TSM)
- DB2 Database
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