amd64/71644: amd64 5.3-BETA4 crash when heavy load

[Xin LI]

Hi, Robert,

Would you please take a look at kern/71644?  Since the submitter
have 24G of RAM so it might be difficult for him to obtain a
crashdump, will the backtrace provided helpful to track down
what is happening?

On Thu, Dec 02, 2004 at 12:29:04PM +0800, Wei-Kai Wu wrote:
> Here is the panic messages: (If this is not what you want,
> could you tell me what I shall do? thanks!)
> 
> Fatal trap 12: page fault while in kernel mode
> cpuid = 3; apic id = 03
> fault virtual address = 0x18
> fault code            = supervisor read, page not present
> instruction pointer   = 0x8:0xffffffff8026ece0
> stack pointer         = 0x10:0xffffffffd2d6f8b0
> frame pointer         = 0x10:0xffffffffd2d6f920
> code segment          = base 0x0, limit 0xfffff, type 0x1b
>                       = DPL 0, pres 1, long 1, def32 0, gran 1
> processor eflags      = resume, IOPL = 0
> current process       = 46 (swi1: net)
> [thread 100025]
> Stopped at m_copym+0x40:    incl %ebp
> 
> db> trace
> m_copym() at m_copym+0x40
> tcp_output() at tcp_output+0xdf1
> tcp_input() at tcp_input+0x1d2b
> netisr_processqueue() at netisr_processqueue+0xd2
> swi_net() at swi_net+0x13c
> ithread_loop() at ithread_loop+0x1b8
> fork_exit() at fork_exit+0xaa
> fork_trampoline() at fork_trampoline+0xe
> --- trap 0, rip = 0, rsp = 0xffffffffffd2d6fd00, rbp = 0 ---

Cheers,
-- 
Xin LI <delphij frontfree net>	http://www.delphij.net/
See complete headers for GPG key and other information.

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