On Thu, Jul 02, 2015 at 10:52:00AM -0400, Kurt Lidl wrote: > >Kurt, can you re-enable the ipv6 line in rc.conf(5), and add '-tso6' to > >your rc.conf(5) lines? > > > > ifconfig_bge0="DHCP" > > ifconfig_bge0_ipv6="inet6 accept_rtadv -tso6" > > > > I tried this, and it panic'd in the same manner. (Note - I've upgraded > this machine to the second 10.2-PRELEASE build.) >
Okay, thank you for testing. The last commits that I see specifically referencing this bge(4) model were a long time ago, but TSO was mentioned. It was worth a shot. > [...] > > I've also seen (now that it's been running a bit longer), a couple of > other occurrences of the "spin lock held too long" panic. So while > having the IPv6 configuration in /etc/rc.conf causes this crash to > occur most of the time on boot, the same crash occurs at other times > too, which don't appear to IPv6 related. > Can you update the PR with this information, please? > 1) when making the requested change, I editted my /etc/rc.conf file, > and then issued "reboot". The machine panic'd during the reboot > processing: > > root@spork:~ # reboot > Jul 2 09:48:53 spork reboot: rebooted by root > Jul 2 09:48:53 spork syslogd: exiting on signal 15 > Waiting (max 60 seconds) for system process `vnlru' to stop...done > Waiting (max 60 seconds) for system process `bufdaemon' to stop...done > Waiting (max 60 seconds) for system process `syncer' to stop... > Syncing disks, vnodes remaining...0 0 0 0 done > All buffers synced. > Uptime: 14h34m16s > GEOM_MIRROR: Device gswap: provider mirror/gswap destroyed. > GEOM_MIRROR: Device gswap destroyed. > pid 1 (init), uid 0: exited on signal 4 > spin lock 0xc0cba338 (smp rendezvous) held by 0xfffff8000bbbe920 (tid > 100367) too long > timeout stopping cpus > panic: spin lock held too long > cpuid = 1 > KDB: stack backtrace: > #0 0xc05757c0 at panic+0x20 > #1 0xc0559250 at _mtx_lock_spin_failed+0x50 > #2 0xc0559318 at _mtx_lock_spin_cookie+0xb8 > #3 0xc08d801c at tick_get_timecount_mp+0xdc > #4 0xc05840c8 at binuptime+0x48 > #5 0xc08a400c at timercb+0x6c > #6 0xc08d8380 at tick_intr+0x220 > Uptime: 14h34m16s > Automatic reboot in 15 seconds - press a key on the console to abort > Rebooting... > timeout stopping cpus > timeout shutting down CPUs. > > SC Alert: Host System has Reset > > Note: the "SC Alert:" message comes the Sparc's ALOM management system, > so that's from the hardware directly, not from FreeBSD's kernel. > Hmm. Any chance this could be hardware (failure) related? > It didn't crashdump, so I don't have any other backtrace other than > what I just copied here. > > 2) After I rebooted with the "-tso" flag in place and it crashed, > I booted again, single user, so I could edit the /etc/rc.conf again > and manually did a savecore: > Okay, thank you for checking, in any case. Glen
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