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Solaris 11 or Solaris 10 can panic with assertion failed: ma->ma_blks == zb->zb_blkid (Doc ID 2399664.1)

Last updated on MAY 16, 2018

Applies to:

Solaris Operating System - Version 10 3/05 to 11 11/11 [Release 10.0 to 11.0]
Oracle Solaris on SPARC (64-bit)
Oracle Solaris on x86-64 (64-bit)

Symptoms

The panic string and stack will be similar to this:

panic[cpu1]/thread=ffffff07405d4400:
assertion failed: ma->ma_blks == zb->zb_blkid (0x5 == 0xa), file:
../../common/fs/zfs/zvol.c,
line: 297

zfs:zvol_map_block
zfs:traverse_visitbp
zfs:traverse_visitbp
zfs:traverse_dnode
zfs:traverse_visitbp
zfs:traverse_visitbp
zfs:traverse_visitbp
zfs:traverse_visitbp
zfs:traverse_visitbp
zfs:traverse_visitbp
zfs:traverse_visitbp
zfs:traverse_dnode
zfs:traverse_visitbp
zfs:traverse_impl
zfs:traverse_dataset
zfs:zvol_get_lbas
zfs:zvol_preallocate
zfs:zvol_resize_preallocate
zfs:zvol_set_volsize
zfs:zfs_prop_set_special
zfs:zfs_set_prop_nvlist
zfs:zfs_ioc_set_prop
zfs:zfsdev_ioctl
genunix:cdev_ioctl
specfs:spec_ioctl
genunix:fop_ioctl
genunix:ioctl
unix:brand_sys_sysenter

Cause

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