On 2013/7/30 15:30, Xue jiufei wrote: > Hi, > We have encountered an error when umounting ocfs2 filesystems. > Function ocfs2_leave_group() calls call_usermodehelper() to stop > heartbeat thread, but it returns -513(ERESTARTNOINTR) in one test. > And after that error, every times umounting the filesystem, it > returns the same error. > And at the same time, there's another kworker thread which is > sending messages to other nodes always return return errno > -512(ERESTARTSYS). So I think these two threads may have > pending signals remain. > This error can not reproduced any longer. Has any ideas? > > The log is as follows: > [58463.684504] (kworker/u:1,17332,0):o2net_send_tcp_msg:1332 ERROR: sendmsg > returned -512 instead of 104 > [58915.213299] ocfs2: Error -513 running user helper "/usr/sbin/ocfs2_hb_ctl > -K -u A5FD0ED8733D4F9C98D23B326AD7DE10" > [59406.443615] ocfs2: Error -513 running user helper "/usr/sbin/ocfs2_hb_ctl > -K -u A5FD0ED8733D4F9C98D23B326AD7DE10" > > Thanks. > --joyce The kernel version is 3.0.58. > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to [email protected] > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ >
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