Kernel panic: flush_pagedep_deps: flush failed

[Thomas Herzog]

hi,

root at daham STORAGE> kgdb kernel.debug /var/crash/vmcore.1
[GDB will not be able to debug user-mode threads: /usr/lib/libthread_db.so: Undefined symbol "ps_pglobal_lookup"]
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Unread portion of the kernel message buffer:
ad8: FAILURE - WRITE_DMA48 timed out LBA=314770767
g_vfs_done():ad8s1a[WRITE(offset=161162592256, length=16384)]error = 5
panic: flush_pagedep_deps: flush failed
cpuid = 0
Uptime: 3d15h11m52s
Physical memory: 1011 MB
Dumping 271 MB: 256 240 224 208 192 176 160 144 128 112 96 80 64 48 32 16

#0  doadump () at pcpu.h:194
194		__asm __volatile("movq %%gs:0,%0" : "=r" (td));

both cores says the same.

Thomas

Toni Schmidbauer wrote:
> At Tue, 20 May 2008 07:59:19 +0200,
> Thomas Herzog wrote:
>> cat /var/crash/info.1
> 
> follow this guide:
> 
> http://www.freebsd.org/doc/en/books/developers-handbook/kerneldebug-gdb.html
> 
> and post the results. if nobody answers, open a pr (problem report)
> 
> http://www.freebsd.org/send-pr.html
> 
> hth,
> toni