Date: Thu, 31 Jan 2002 12:55:19 -0800 From: Alfred Perlstein <bright@mu.org> To: Michael Nottebrock <michaelnottebrock@gmx.net> Cc: freebsd-current@freebsd.org Subject: Re: panic in vfs_syscalls Message-ID: <20020131125519.F18604@elvis.mu.org> In-Reply-To: <3C59A6CD.6090102@gmx.net>; from michaelnottebrock@gmx.net on Thu, Jan 31, 2002 at 09:19:25PM %2B0100 References: <3C59A6CD.6090102@gmx.net>
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* Michael Nottebrock <michaelnottebrock@gmx.net> [020131 12:19] wrote:
> I'm getting these kind of panics with yesterday's kernel every time I
> try to use rpm.
Thanks, I'm pretty sure I know what the fix is, but won't be able
to take a shot until later tonight, for now you can just remove
all FILEDESC_LOCK/UNLOCK calls from chroot_refuse_vdir_fds and
that should keep you panic free.
>
> [root@kiste.localdomain]:~ > rpm -Uhv --root=/compat/linux
> /home/lofi/libpng-1.0.9-1.i386.rpm
> recursed on non-recursive lock (sleep mutex) filedesc structure @
> ../../../kern/vfs_syscalls.c:3573
> first acquired @ ../../../kern/vfs_syscalls.c:998
> panic: recurse
> Debugger("panic")
> Stopped at Debugger+0x44: pushl %ebx
> db>trace
> Debugger(c03f7828,c4219334,df5,c03fc830,0) at panic+0x70
> witness_lock(c4219334,8,c03fc830,df5,0) at witness_lock+0x1a6
> _mtx_lock_flags(c4219334,0,c03fc830,df5) at _mtx_lock_flags+0x72
> getvnode(c4219300,0,deb2dc74) at getvnode+0x31
> chroot_refuse_vdir_fds(c4219300,c4219334,0,c03fc830,41e) at
> chroot_refuse_vdir_fds+0x3f
> chroot(dea33104,deb2dd20,8131be0,bfbff7c8,8122,ec6) at chroot+0x78
> syscall(2f,2f,2f,8122ec6,bfbff7c8) at syscall+0x250
> syscall_with_err_pushed() at syscall_with_err_pushed+0x1b
> --- syscall (61, FreeBSD ELF, chroot), eip = 0x80a4677, esp =
> 0xbfbff75c, ebp
> = 0xbfbff9b8 ---
>
>
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--
-Alfred Perlstein [alfred@freebsd.org]
'Instead of asking why a piece of software is using "1970s technology,"
start asking why software is ignoring 30 years of accumulated wisdom.'
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