On Thursday 18 March 2010 17:39:29 Giulio Ferro wrote: > On 18.03.2010 15:26, Max Laier wrote: > > Ok, it's happened again... > and once the system freezes try to enter the debugger and get ps and > > >>>>> locks information. > >>>>> > >>>>> show allchains > > No result
Okay ... so it looks like this is a live lock (not a deadlock) and it's probably caused by relooping packets. Now we "only" have to find the culprit for the loop ... can you share your setup details, again? The simpler the better. > >>>>> show alllocks > > Process 4483 (sshd) thread 0xffffff0002ded3a0 (100159) > exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xffffff0002c79b98) locked @ > /usr/src/sys/kern/uipc_sockbuf.c:148 > Process 12 (intr) thread 0xffffff000242b3a0 (100028) > exclusive sleep mutex if_bridge (if_bridge) r = 0 (0xffffff000282d018) > locked @ /usr/src/sys/modules/if_bridge/../../net/if_bridge.c:2162 > Process 12 (intr) thread 0xffffff00023d3ae0 (100021) > exclusive slepp mutex Giant (Giant) r = 1 (0xffffffff80c6f660) locked @ > /usr/src/sys/dev/usb/usb_transfer.c:3009 > Process 12 (intr) thread 0xffffff00022603a0 (1000007) > exclusive sleep mutex carp_if (carp_if) r = 0 (0xffffff0002730360) > locked @ /usr/src/sys/netinet/ip_carp.c:881 > > >>>>> ps > > This yields a lot of lines, tell me if you want me to report something > special > > > a "bt" would help in this case to see where the bad alloc is. > > Tracing pid 12 tid 100021 td 0xffffff00023d3ae0 > kdb_enter() at kdb_enter+0x3d > ... > > Thank for your interest. > > > !DSPAM:4ba25756174452108219161! > _______________________________________________ freebsd-pf@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-pf To unsubscribe, send any mail to "freebsd-pf-unsubscr...@freebsd.org"
