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Re: [Qemu-devel] [PATCH v2 1/3] nbd-client: avoid read_reply_co entry if
From: |
Eric Blake |
Subject: |
Re: [Qemu-devel] [PATCH v2 1/3] nbd-client: avoid read_reply_co entry if send failed |
Date: |
Tue, 26 Sep 2017 13:12:42 -0500 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 |
CC: address@hidden
On 08/29/2017 07:27 AM, Stefan Hajnoczi wrote:
> The following segfault is encountered if the NBD server closes the UNIX
> domain socket immediately after negotiation:
>
> Program terminated with signal SIGSEGV, Segmentation fault.
...
> Note this only happens with UNIX domain sockets on Linux. It doesn't
> seem possible to reproduce this with TCP sockets.
>
> Suggested-by: Paolo Bonzini <address@hidden>
> Signed-off-by: Stefan Hajnoczi <address@hidden>
> ---
> block/nbd-client.c | 25 +++++++++----------------
> 1 file changed, 9 insertions(+), 16 deletions(-)
>
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3266
Virtualization: qemu.org | libvirt.org
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