Date: Mon, 13 Jan 2014 18:00:01 GMT From: Ryan Stark <syah@morphium.org> To: freebsd-bugs@FreeBSD.org Subject: Re: kern/185748: Kernel Panics in 10.0-RC4 Message-ID: <201401131800.s0DI01dB090747@freefall.freebsd.org>
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The following reply was made to PR kern/185748; it has been noted by GNATS.
From: Ryan Stark <syah@morphium.org>
To: Gleb Smirnoff <glebius@FreeBSD.org>, Ryan Stark <nospam@morphium.org>
Cc: freebsd-gnats-submit@FreeBSD.org
Subject: Re: kern/185748: Kernel Panics in 10.0-RC4
Date: Mon, 13 Jan 2014 11:51:23 -0600
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On 01/13/14 11:25, Gleb Smirnoff wrote:
> Ryan,
>
> On Mon, Jan 13, 2014 at 03:39:42PM +0000, Ryan Stark wrote:
> R> I am running a fresh 10.0-RC4 install as a desktop workstation, and have had 3 kernel panics over the last week I have been using the system. I have info in /var/crash I can provide, however the core.txt files are all over 100KB & the vmcore files are 1.2-1.8 GB in size.
>
> You need to provide at least backtraces from the cores. The information
> in the PR is definitely not enough even to approach the problem.
>
My apologies, this being my first time a submitting bugs like this.
Below are the backtraces from the 3 core files I have so far. Please let
me know if you prefer I attach the core files are includes further
information from them.
Thanks in advance for your time and attention!
Fri Jan 10 09:09:02 CST 2014
panic: page fault
Fatal trap 12: page fault while in kernel mode
cpuid = 2; apic id = 04
fault virtual address = 0xfffff9e0f000e020
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff80c86f62
stack pointer = 0x28:0xfffffe0466f7d7f0
frame pointer = 0x28:0xfffffe0466f7d8d0
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 24332 (uname)
trap number = 12
panic: page fault
cpuid = 2
KDB: stack backtrace:
#0 0xffffffff808e7e10 at kdb_backtrace+0x60
#1 0xffffffff808af8f5 at panic+0x155
#2 0xffffffff80c8e6c2 at trap_fatal+0x3a2
#3 0xffffffff80c8e999 at trap_pfault+0x2c9
#4 0xffffffff80c8e126 at trap+0x5e6
#5 0xffffffff80c753c2 at calltrap+0x8
#6 0xffffffff80b104f0 at vmspace_exit+0xa0
#7 0xffffffff8087c6ef at exit1+0x65f
#8 0xffffffff8087c08e at sys_sys_exit+0xe
#9 0xffffffff80c8efb7 at amd64_syscall+0x357
#10 0xffffffff80c756ab at Xfast_syscall+0xfb
Uptime: 16h46m18s
Fri Jan 10 12:21:12 CST 2014
panic: bad pte va 80081b000 pte 0
Unread portion of the kernel message buffer:
panic: bad pte va 80081b000 pte 0
cpuid = 0
KDB: stack backtrace:
#0 0xffffffff808e7e10 at kdb_backtrace+0x60
#1 0xffffffff808af8f5 at panic+0x155
#2 0xffffffff80c87367 at pmap_remove_pages+0x677
#3 0xffffffff80b104f0 at vmspace_exit+0xa0
#4 0xffffffff8087c6ef at exit1+0x65f
#5 0xffffffff8087c08e at sys_sys_exit+0xe
#6 0xffffffff80c8efb7 at amd64_syscall+0x357
#7 0xffffffff80c756ab at Xfast_syscall+0xfb
Uptime: 3h10m40s
Mon Jan 13 09:27:02 CST 2014
panic: page fault
Fatal trap 12: page fault while in kernel mode
cpuid = 1; apic id = 02
fault virtual address = 0xfffff806075b11b0
fault code = supervisor write data, page not present
instruction pointer = 0x20:0xffffffff80c87245
stack pointer = 0x28:0xfffffe04673d87f0
frame pointer = 0x28:0xfffffe04673d88d0
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 53104 (cmake)
trap number = 12
panic: page fault
cpuid = 1
KDB: stack backtrace:
#0 0xffffffff808e7e10 at kdb_backtrace+0x60
#1 0xffffffff808af8f5 at panic+0x155
#2 0xffffffff80c8e6c2 at trap_fatal+0x3a2
#3 0xffffffff80c8e999 at trap_pfault+0x2c9
#4 0xffffffff80c8e126 at trap+0x5e6
#5 0xffffffff80c753c2 at calltrap+0x8
#6 0xffffffff80b104f0 at vmspace_exit+0xa0
#7 0xffffffff8087c6ef at exit1+0x65f
#8 0xffffffff8087c08e at sys_sys_exit+0xe
#9 0xffffffff80c8efb7 at amd64_syscall+0x357
#10 0xffffffff80c756ab at Xfast_syscall+0xfb
Uptime: 2d21h5m32s
- --
Ryan Stark
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