busybox 1.9.1 syslogd segfaults on startup
Denys Vlasenko
vda.linux at googlemail.com
Wed Feb 27 18:41:56 UTC 2008
On Tuesday 26 February 2008 22:06, Clem Taylor wrote:
> > #define INIT_G() do { \
> > PTR_TO_GLOBALS = memcpy(xzalloc(sizeof(G)), &init_data, sizeof(init_data)); \
> > + asm volatile("": : :"memory");
> > } while (0)
>
> Adding this memory barrier seems to have fixed the problem, at least
> for syslogd.
Ok, will apply the attached patch to svn. Can you try svn?
> But lying to the compiler with pseudo-constant pointers
> seems risky.
Yup.
--
vda
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