Date: Fri, 04 Nov 2005 19:46:00 -0800 From: Sean McNeil <sean@mcneil.com> To: amd64@freebsd.org Subject: watchdog timeout panic on shutdown Message-ID: <1131162360.8571.14.camel@server.mcneil.com>
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I get this panic about 80% of the time, but very rarely does it core
dump. Even more rare is that I shutown for some reason other than a
kernel update. Here is what the traceback of the dump shows me:
#0 doadump () at pcpu.h:172
172 pcpu.h: No such file or directory.
in pcpu.h
(kgdb) bt
#0 doadump () at pcpu.h:172
#1 0xffffff0000c93610 in ?? ()
#2 0xffffffff802607f7 in boot (howto=260)
at /usr/src/sys/kern/kern_shutdown.c:399
#3 0xffffffff80260e91 in panic (fmt=0xffffff007b96abe0 "@\223\226{")
at /usr/src/sys/kern/kern_shutdown.c:555
#4 0xffffffff8022d44e in hardclock (frame=0xffffffff)
at /usr/src/sys/kern/kern_clock.c:583
#5 0xffffffff803f848a in lapic_handle_timer (frame=
{cf_rdi = 1000000, cf_rsi = -1097438155808, cf_rdx = 0, cf_rcx =
1000, cf_r8 = -1310696176, cf_r9 = -1098038762392, cf_rax = 1000, cf_rbx
= 0, cf_rbp = -1099499782104, cf_r10 = 0, cf_r11 = -2145842048, cf_r12 =
-1099499782144, cf_r13 = 4294967294, cf_r14 = 0, cf_r15 = 0, cf_rip =
-2143364478, cf_cs = 8, cf_rflags = 530, cf_rsp = -1310696520, cf_ss =
16})
at /usr/src/sys/amd64/amd64/local_apic.c:629
#6 0xffffffff803f3cd6 in Xtimerint () at apic_vector.S:153
#7 0xffffffff803eda82 in acpi_cpu_c1 ()
at /usr/src/sys/amd64/acpica/acpi_machdep.c:68
#8 0xffffffff80190e00 in acpi_cpu_idle ()
at /usr/src/sys/dev/acpica/acpi_cpu.c:817
#9 0xffffffff80245aae in idle_proc (dummy=0xf4240)
at /usr/src/sys/kern/kern_idle.c:115
#10 0xffffffff80245607 in fork_exit (callout=0xffffffff80245960
<idle_proc>,
---Type <return> to continue, or q <return> to quit---
arg=0x0, frame=0xffffffffb1e05c50)
at /usr/src/sys/kern/kern_fork.c:789
#11 0xffffffff803f37de in fork_trampoline ()
at /usr/src/sys/amd64/amd64/exception.S:394
#12 0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)
(kgdb)
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