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Solaris11 can panic: Deadlock: cycle in blocking chain within dumpvp_resize() (Doc ID 2535273.1)

Last updated on OCTOBER 19, 2021

Applies to:

Solaris Operating System - Version 11.3 to 11.3 [Release 11.0]
Information in this document applies to any platform.

Symptoms

The panic string will be:

Deadlock: cycle in blocking chain

The panic stack will be similar to this:

mutex_vector_enter
*
dumpvp_resize
zvol_resize_preallocate
zvol_set_volsize
zfs_zprop_set_special
zfs_zprop_set_nvlist
zfs_ioc_set_prop

or this:

mutex_vector_enter
*
zvol_close
zfsdev_close
spec_close
fop_close
dumpbuf_init

Cause

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In this Document
Symptoms
Cause
Solution

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