Date: Tue, 21 Sep 2004 15:26:47 -0400 From: John Baldwin <jhb@FreeBSD.org> To: freebsd-acpi@FreeBSD.org Subject: Re: RELENG_5 panic: mtx_lock() with ACPI Message-ID: <200409211526.47015.jhb@FreeBSD.org> In-Reply-To: <200409211505.27479.mistry.7@osu.edu> References: <200409201501.48755.mistry.7@osu.edu> <414F36E2.6050100@root.org> <200409211505.27479.mistry.7@osu.edu>
next in thread | previous in thread | raw e-mail | index | archive | help
On Tuesday 21 September 2004 03:05 pm, Anish Mistry wrote: > On Monday 20 September 2004 04:00 pm, you wrote: > > Anish Mistry wrote: > > > On Monday 20 September 2004 03:35 pm, you wrote: > > >>Anish Mistry wrote: > > >>>On Monday 20 September 2004 03:01 pm, Anish Mistry wrote: > > >>>>I'm getting the following panic on boot only with ACPI enabled. > > >>>>On a verbose boot right after: start_init: trying /sbin/init > > >>>>panic: mtx_lock() of spin mutex(null) @ /usr/src/sys/tty/tty.c:2809 > > >>>>Can't seem to get a dump even if dumpdev is set at the loader prompt. > > >>>> > > >>>>Verbose boot without ACPI enabled and ASL attached. > > >>> > > >>>Attachments got stripped. > > >>>http://am-productions.biz/debug/BIGGUY-dmesg.txt.gz > > >>>http://am-productions.biz/debug/bigguy.asl.gz > > >> > > >>Can you send a backtrace ("tr" from ddb)? > > > > > > It doesn't break to the ddb prompt. > > > > Can you enable options DDB? If ddb is enabled, all panics should break > > to the debugger. > > Ok, I removed WITNESS and INVARIANTS from my kernel config, and now it's > dropping to a db> prompt. You want to keep INVARIANTS as it find problems sooner and in easier to debug locations. Can you turn INVARIANTS back on at least and then get a trace? > BTW, is there a way to set the dump device at the loader that works. Not that I'm aware of. -- John Baldwin <jhb@FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200409211526.47015.jhb>