Date: Fri, 8 Aug 2008 00:59:00 +0400 From: pluknet <pluknet@gmail.com> To: "John Baldwin" <jhb@freebsd.org>, freebsd-stable@freebsd.org, "Ulrich Spoerlein" <uspoerlein@gmail.com> Subject: Re: cpufreq(4) panic on RELENG_7 (was: Re: Call for bfe(4) testers.) Message-ID: <a31046fc0808071359i4d070f7ak3f098d59575cdf9@mail.gmail.com> In-Reply-To: <20080806200643.GA1554@roadrunner.spoerlein.net> References: <20080730113449.GD407@cdnetworks.co.kr> <20080804010205.GA21401@cdnetworks.co.kr> <20080804182919.GB1480@roadrunner.spoerlein.net> <200808041607.56160.jhb@freebsd.org> <20080806200643.GA1554@roadrunner.spoerlein.net>
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Hi, John. >> > Fatal trap 12: page fault while in kernel mode >> > cpuid = 0; apic id = 00 >> > fault virtual address = 0x38 >> > fault code = supervisor read, page not present >> > instruction pointer = 0x20:0xc058ec16 >> > stack pointer = 0x28:0xfb8b8ac8 >> > frame pointer = 0x28:0xfb8b8ac8 >> > code segment = base 0x0, limit 0xfffff, type 0x1b >> > = DPL 0, pres 1, def32 1, gran 1 >> > processor eflags = interrupt enabled, resume, IOPL = 0 >> > current process = 1176 (powerd) >> > db:0:kdb.enter.default> show pcpu >> > cpuid = 0 >> > curthread = 0xc4ec0aa0: pid 1176 "powerd" >> > curpcb = 0xfb8b8d90 >> > fpcurthread = none >> > idlethread = 0xc3f80cc0: pid 10 "idle: cpu0" >> > APIC ID = 0 >> > currentldt = 0x50 >> > db:0:kdb.enter.default> bt >> > Tracing pid 1176 tid 100103 td 0xc4ec0aa0 >> > device_is_attached(0,c87e6b40,fb8b8afc,0,101,...) at device_is_attached+0x6 >> > cf_set_method(c420b600,c87e6b40,64,fb8b8ba4,c87e33b4,...) at >> cf_set_method+0x6a3 >> > cpufreq_curr_sysctl(c420d840,c4207000,0,fb8b8ba4,fb8b8ba4,...) at >> cpufreq_curr_sysctl+0x232 >> > sysctl_root(fb8b8ba4,4,1,c4ec0aa0,c4501d38,...) at sysctl_root+0x137 >> > userland_sysctl(c4ec0aa0,fb8b8c14,4,0,0,...) at userland_sysctl+0x151 >> > __sysctl(c4ec0aa0,fb8b8cfc,18,fb8b8ca0,46,...) at __sysctl+0xec >> > syscall(fb8b8d38) at syscall+0x345 >> > Xint0x80_syscall() at Xint0x80_syscall+0x20 >> > --- syscall (202, FreeBSD ELF32, __sysctl), eip = 0x28161bd3, esp = >> 0xbfbfe8cc, ebp = 0xbfbfe8f8 --- >> > db:0:kdb.enter.default> capture off >> > Is it intentional? (kgdb) p level.rel_count $44 = 1986356271 First level.rel_set+5 are NULL in my case. (kgdb) p i $46 = 0 P.S. Same problem/hardware/bt/sysctl/dmesg on Banias 1.6GHz, worked ok on previous stable7 from Jun 16. hth, pluknet
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