May 05, 2010 03:40AM
On Tue, May 04, 2010 at 10:38:20AM +0800, agentzh wrote:

> On Tue, May 4, 2010 at 3:11 AM, Igor Sysoev <igor@sysoev.ru> wrote:
> >
> > You should test u->cleanup before *u->cleanup = NULL.
> > This code has appeared in 0.8.33:
> >
>
> Hi, Igor,
>
> It is *YOU* who didn't test u->cleanup before *u->cleanup in
> ngx_http_upstream_create ;)
>
> Please read my patch more carefully. To emphasize, in
> ngx_http_upstream_create, the ngx_http_upstream_cleanup call first
> clears u->cleanup but you later set *u->cleanup to NULL, which leads
> to segfault.
>
> There's no code written by myself, all in your nginx core ;)
>
> I don't see how it is relevant to your fastcgi fixes in 0.8.33. This
> bug appeared at least in nginx 0.8.29 :)

Yes, thank you, this is my fault.
Strangely, I did not see segfaults on my production servers.
What name should I write in CHANGES - Yichun Zhang or Agent Zhang ?


--
Igor Sysoev
http://sysoev.ru/en/

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Subject Author Views Posted

[PATCH] Fixing an obvious segfault in ngx_http_upstream

agentzh 2719 April 30, 2010 11:46PM

Re: [PATCH] Fixing an obvious segfault in ngx_http_upstream

Igor Sysoev 1083 May 03, 2010 03:12PM

Re: [PATCH] Fixing an obvious segfault in ngx_http_upstream

agentzh 1042 May 03, 2010 10:40PM

Re: [PATCH] Fixing an obvious segfault in ngx_http_upstream

Igor Sysoev 1158 May 05, 2010 03:40AM

Re: [PATCH] Fixing an obvious segfault in ngx_http_upstream

agentzh 1155 May 05, 2010 03:46AM

Re: [PATCH] Fixing an obvious segfault in ngx_http_upstream

Maxim Dounin 1051 May 05, 2010 05:20AM

Re: [PATCH] Fixing an obvious segfault in ngx_http_upstream

Igor Sysoev 1099 May 14, 2010 05:32AM

Re: [PATCH] Fixing an obvious segfault in ngx_http_upstream

Maxim Dounin 1012 May 14, 2010 08:40AM

Re: [PATCH] Fixing an obvious segfault in ngx_http_upstream

Igor Sysoev 1199 May 14, 2010 08:50AM

Re: [PATCH] Fixing an obvious segfault in ngx_http_upstream

agentzh 1286 June 07, 2010 05:40AM



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