Date: Tue, 15 Aug 2006 07:46:49 -0400 From: John Baldwin <jhb@freebsd.org> To: Gleb Smirnoff <glebius@freebsd.org> Cc: cvs-src@freebsd.org, cvs-all@freebsd.org, src-committers@freebsd.org, current@freebsd.org, Jung-uk Kim <jkim@freebsd.org> Subject: Re: Panic on acpi_cpu_c1 (Re: cvs commit: src/sys/pci agp.c) Message-ID: <200608150746.50356.jhb@freebsd.org> In-Reply-To: <20060815091832.GI96644@FreeBSD.org> References: <200608111916.k7BJGoTC008518@repoman.freebsd.org> <20060815061721.b73b398a.nork@FreeBSD.org> <20060815091832.GI96644@FreeBSD.org>
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On Tuesday 15 August 2006 05:18, Gleb Smirnoff wrote: > On Tue, Aug 15, 2006 at 06:17:21AM +0900, Norikatsu Shigemura wrote: > N> On Sun, 13 Aug 2006 21:24:12 +0900 > N> Norikatsu Shigemura <nork@freebsd.org> wrote: > N> > Freeze when X is running in my environment:-(. > N> > I'm using VIA Apollo Pro266T (AGP2.0) and ATi RADEON 9600 (AGP3.0). > N> > Please check v3 support. > N> > N> I'm sorry. agp.c's change is not wrong. When X is initializing, > N> allways freeze the machine, so I think that this change is wrong. > N> But I can get the panic message by other reason. > N> > N> Fatal trap 30: reserved (unknown) fault while in kernel mode > N> cpuid = 0; apic id = 00 > N> instruction pointer = 0x20:0xc09b5445 > N> stack pointer = 0x28:0xe1f12ca8 > N> frame pointer = 0x28:0xe1f12ca8 > N> code segment = base 0x0, limit 0xfffff, type 0x1b > N> = DPL 0, pres 1, def32 1, gran 1 > N> processor eflags = interrupt enabled, IOPL = 0 > N> current process = 11 (idle: cpu0) > N> [thread pid 11 tid 100005 ] > N> Stopped at acpi_cpu_c1+0x5: popl %ebp > N> db> bt > N> Tracing pid 11 tid 100005 td 0xc343b6c0 > N> acpi_cpu_c1(0,1,e1f12cc0,c06766b7,e1f12ce0,...) at acpi_cpu_c1+0x5 > N> acpi_cpu_idle(e1f12d08,c04918c9,1,0,0,...) at acpi_cpu_idle+0x186 > N> cpu_idle(1,0,0,0,0,...) at cpu_idle+0x28 > N> idle_proc(0,e1f12d38,0,0,0,...) at idle_proc+0xa9 > N> fork_exit(c0491820,0,e1f12d38) at fork_exit+0x80 > N> fork_trampoline() at fork_trampoline+0x8 > N> --- trap 0x1, eip = 0, esp = 0xe1f12d6c, ebp = 0 --- > > I got the same panic when run 'kldload if_bge.ko' at runtime. Yesterday's > HEAD. trap 30 means we got an interrupt vector we aren't expecting. You can try installing custom interrupt handlers to see which IDT vector is actually being triggered. -- John Baldwin
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