5.2.1 panic
Alex Lyashkov
shadow at psoft.net
Mon May 17 07:42:53 PDT 2004
В Пнд, 17.05.2004, в 16:04, Kevin A. Pieckiel пишет:
> On Fri, May 14, 2004 at 11:33:49AM -0400, John Baldwin wrote:
>
> > Do 'l *0xc0519a64' in gdb to get the line that it actually faulted on. Since
> > this is likely a NULL pointer deref that might help you fix the bug or at
> > least find out its cause.
>
> Wow. That's interesting to me. I didn't expect this:
>
> (kgdb) l *0xc0519a64
> 0xc0519a64 is in quotactl (/usr/src/sys/kern/vfs_syscalls.c:206).
> 201 NDFREE(&nd, NDF_ONLY_PNBUF);
> 202 error = vn_start_write(nd.ni_vp, &mp, V_WAIT | PCATCH);
> 203 vrele(nd.ni_vp);
> 204 if (error)
> 205 return (error);
> 206 error = VFS_QUOTACTL(mp, uap->cmd, uap->uid, uap->arg, td);
> 207 vn_finished_write(mp);
> 208 return (error);
> 209 }
> 210
Please update you source. It`s bug already fixed at
src/sys/kern/vfs_syscalls.c v. 1.345
=====
Modified files:
sys/kern vfs_syscalls.c
Log:
Always use nd.ni_vp->v_mount as an argument for VFS_QUOTACTL(), just
like
in RELENG_4.
=====
--
Alex Lyashkov <shadow at psoft.net>
PSoft
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