On 06/26/2018 05:40 PM, Paolo Bonzini wrote:
> When writing to the qemu-pr-helper socket failed, the persistent
> reservation manager was correctly disconnecting the socket, but it
> did not clear pr_mgr->ioc.  So the rest of the code did not know
> that the socket had been disconnected, accessed pr_mgr->ioc and
> happily caused a crash.
> 
> To reproduce, it is enough to stop qemu-pr-helper between QEMU
> startup and executing e.g. sg_persist -k /dev/sdb.
> 
> Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
> ---
>  scsi/pr-manager-helper.c | 1 +
>  1 file changed, 1 insertion(+)

Reviewed-by: Michal Privoznik <mpriv...@redhat.com>

Michal

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