mutex_enter: bad mutex panic in zfs:vdev_dtl_sync during zpool split (Doc ID 2197583.1)

Last updated on OCTOBER 26, 2016

Applies to:

Solaris Operating System - Version 10 5/08 U5 to 11.3 [Release 10.0 to 11.0]
Information in this document applies to any platform.

Symptoms

 The panic string and stack will looks similar to this:

panic[cpu18]/thread=2a101b9fc80: mutex_enter: bad mutex, lp=300553bbf00 owner=30079f30720 thread=2a101b9fc80

000002a101b9f6f0 zfs:vdev_dtl_sync+d8 (3018f2d0878, 16d8e4, 300553bc430, 0, 300553bbd20, 300553bb980)
%l0-3: 00000300553bbd08 00000300553bb900 0000030055248780 0000000001392000
%l4-7: 000002a101b9f818 0000000000000000 00000300553bbf00 0000000001338800
000002a101b9f820 zfs:vdev_sync+108 (300553bc0c0, 16d8e4, 16d8e3, 0, 300553bc3f0, 300553bc420)
%l0-3: 0000000000000090 0000000000000012 00000300553bc0c0 00000300381bf500
%l4-7: 0000000000000000 0000000000000000 0000000000000000 000000039f653000
000002a101b9f8d0 zfs:spa_sync+488 (300381bf500, 16d8e4, 301681094b8, 300381bf8c0, 1, 30055248780)
%l0-3: 00000301681094b8 00000300381bf788 0000030054887640 000003003a3c5900
%l4-7: 000003015f4b7ed8 00000300381bf888 00000300381bf808 00000300381bf838
000002a101b9f9a0 zfs:txg_sync_thread+1b8 (30054887640, 1867c38, 1a38568, 0, 2a101b9fa70, 0)
%l0-3: 0000000000000b99 0000030054887826 0000030054887820 0000030054887824
%l4-7: 00000000eda8f563 00000300548877e0 00000300548877e8 000000000016d8e4

 

Cause

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