[sheepdog-users] new bug

[Liu Yuan]

On Tue, Dec 17, 2013 at 02:20:35PM +0800, redtone wrote:
> 
> [root at pangkvm01 sheepdog]# cat sheep.log.bak|grep "Dec 17 13:5"
> Dec 17 13:54:33  EMERG [io 21207] crash_handler(257) sheep exits
> unexpectedly (Segmentation fault).
> Dec 17 13:54:33  EMERG [io 21207] sd_backtrace(895) sheep.c:259:
> crash_handler
> Dec 17 13:54:33  EMERG [io 21207] sd_backtrace(909)
> /lib64/libpthread.so.0(+0xf70f) [0x7f1a67beb70f]
> Dec 17 13:54:33  EMERG [io 21207] sd_backtrace(895) object_cache.c:939:
> object_cache_push
> Dec 17 13:54:33  EMERG [io 21207] sd_backtrace(895) object_cache.c:1232:
> object_cache_flush_vdi
> Dec 17 13:54:33  EMERG [io 21207] sd_backtrace(895) ops.c:1380:
> do_process_work
> Dec 17 13:54:33  EMERG [io 21207] sd_backtrace(895) work.c:294:
> worker_routine
> Dec 17 13:54:33  EMERG [io 21207] sd_backtrace(909)
> /lib64/libpthread.so.0(+0x79d0) [0x7f1a67be39d0]
> Dec 17 13:54:33  EMERG [io 21207] sd_backtrace(909)
> /lib64/libc.so.6(clone+0x6c) [0x7f1a672a1b6c]
> Dec 17 13:54:33  ERROR [main] crash_handler(524) sheep pid 21180 exited
> unexpectedly.
> 

I have fixed this bug by

sheep: check EAGAIN for all the sd_lock helpers

you need to wait Hitoshi to backport this bug to stalbe-0.7 branch

Thanks
Yuan