On Thursday, July 19, 2012 7:58:14 pm Sean Bruno wrote: > Working on the Dell R420 today, got most of it working, even the > broadcom ethernet cards! However, I get the following when I reboot the > system: > > Syncing disks, vnodes remaining...4 Sleeping thread (tid 100107, pid 9) > owns a non-sleepable lock > KDB: stack backtrace of thread 100107: > sched_switch() at sched_switch+0x19f > mi_switch() at mi_switch+0x208 > sleepq_switch() at sleepq_switch+0xfc > sleepq_wait() at sleepq_wait+0x4d > _sleep() at _sleep+0x3f6 > ipmi_submit_driver_request() at ipmi_submit_driver_request+0x97 > ipmi_set_watchdog() at ipmi_set_watchdog+0xb1 > ipmi_wd_event() at ipmi_wd_event+0x8f > kern_do_pat() at kern_do_pat+0x10f > sched_sync() at sched_sync+0x1ea > fork_exit() at fork_exit+0x135 > fork_trampoline() at fork_trampoline+0xe
Hmmm, the watchdog pat should probably happen without holding locks if possible. This is related to the IPMI watchdog being special and wanting to schedule a thread to work. -- John Baldwin _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "freebsd-stable-unsubscr...@freebsd.org"
