panic with BETA4, bridge.ko and WITNESS

Marc UBM Bocklet ubm at u-boot-man.de
Thu Sep 16 06:17:33 PDT 2004


On Sun, 12 Sep 2004 20:00:50 +0200
Marc "UBM" Bocklet <ubm at u-boot-man.de> wrote:

> 
> Hiho! :-)
> 
> I just cvsupped and updated to BETA4.
> 
> For the fun of it, I deciced to put WITNESS and INVARIANTS in the
> kernel.
> 
> When rebooting, I promptly encountered three sucessive LORs and a
> panic:
> 
> panic: _mtx_lock_sleep: recursed on non-recursive mutex bridge @
> /usr/src/sys/mo dules/bridge/../../net/bridge.c:940
> 
> cpuid = 1
> KDB: enter: panic
> [thread 100052]
> Stopped at      kdb_enter+0x30: leave
> 
> 
> Trace, LORs, config, etc. are attached to my mail. (sorry for the
> mangled output, but I had to use HyperTerminal)
> 
> There is no panic at all if I load bridge.ko after the boot process or
> if I don't load it at all. I did not yet try what happens if bridge is
> compiled into the kernel.
> 
> 
> root at greatsheep:/home/sheep# uname -a
> FreeBSD greatsheep 5.3-BETA4 FreeBSD 5.3-BETA4 #6: Sun Sep 12 17:08:39
> CEST 2004     root at greatsheep:/usr/obj/usr/src/sys/SUBMARINE_SMP  i386

Is nobody able to reproduce this or has it already been fixed?

Bye
Marc

-- 
"And what rough beast, its hour come round at last,
Slouches towards Bethlehem to be born?"

W.B. Yeats, The Second Coming


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