Re: LOR on libthr exit (iirc)

From: Jeff Roberson <jroberson_at_chesapeake.net>
Date: Wed, 2 Apr 2003 18:18:32 -0500 (EST)
On Wed, 2 Apr 2003, Gordon Tetlow wrote:

> I think it was a libthr linked app after I killed it:

Yeah, this is a problem with the thread single exit and suspend code.  I
haven't fixed it yet.  Thanks for the report.

> lock order reversal
>  1st 0xc679d248 process lock (process lock) _at_ /local/usr.src/sys/kern/kern_exit.
> c:134
>  2nd 0xc05394a0 Giant (Giant) _at_ /local/usr.src/sys/kern/kern_exit.c:142
> Stack backtrace:
> backtrace(c04e759f,c05394a0,c04e3f7f,c04e3f7f,c04e2359) at backtrace+0x17
> witness_lock(c05394a0,8,c04e2359,8e,0) at witness_lock+0x692
> _mtx_lock_flags(c05394a0,0,c04e2359,8e,c6d9deac) at _mtx_lock_flags+0xb2
> exit1(c6d9de40,f00,c04e2359,63,e9971d40) at exit1+0x174
> sys_exit(c6d9de40,e9971d14,c04ff422,404,1) at sys_exit+0x41
> syscall(2f,2f,2f,0,ffffffff) at syscall+0x24e
> Xint0x80_syscall() at Xint0x80_syscall+0x1d
> --- syscall (1), eip = 0x280ef90f, esp = 0xbf91071c, ebp = 0xbf910738 ---
>
> -gordon
>
Received on Wed Apr 02 2003 - 13:18:38 UTC

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