On Sun, Feb 22, 2015 at 09:34:29AM -0800, Sean Bruno wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA512 > > > Err. Is it easily reproducable in your setup ? The core file vnode > > is indeed unreferenced before notification is sent. > > > > Try this. > > > > diff --git a/sys/kern/kern_sig.c b/sys/kern/kern_sig.c index > > 41da3dd..57f66b0 100644 > > Restarted my non-deterministic test case. Three instances of qemu > core dumped and the system did *not* panic. > > However, this appears to be interfering with signal handling and > reaping. Applications seems to stall out and become > unkillable/unreapable. I have to reboot the system via panic/reset. > What applications ? What is the (kernel) backtrace for the ? > sean > > last pid: 41009; load averages: 0.46, 0.29, 0.21 > > > up 0+12:18:57 17:33:37 > 72 processes: 1 running, 69 sleeping, 2 zombie > CPU: 0.9% user, 0.0% nice, 0.2% system, 0.0% interrupt, 98.8% idle > Mem: 15M Active, 6675M Inact, 7201M Wired, 244K Cache, 2010M Free > ARC: 4678M Total, 910M MFU, 3001M MRU, 6748K Anon, 70M Header, 691M Other > Swap: 16G Total, 16G Free > > PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU > COMMAND > 718 www 1 20 0 28708K 6636K kqread 12 0:08 0.70% > nginx > 1430 root 1 52 0 17180K 3448K wait 13 2:28 0.44% sh > 1276 sbruno 1 20 0 21548K 8796K select 11 4:37 0.17% tmux > 40832 root 1 20 0 22000K 3072K CPU7 7 0:00 0.08% top > 1267 sbruno 1 20 0 86528K 7580K select 15 0:04 0.02% sshd > 695 root 1 20 0 25496K 4884K select 9 0:03 0.01% ntpd > 698 root 1 20 0 14492K 1992K select 7 0:04 0.01% > powerd > 1288 root 1 20 0 17180K 5336K zfs 14 1:13 0.00% sh Is this the problem ^^^^ ? If yes, do you have ddb compiled in ? Show the output of 'show lockedvnods' and 'show alllocks'. > 79939 root 1 52 0 17180K 3384K wait 10 0:03 0.00% sh > 750 root 1 20 0 24164K 5444K select 2 0:01 0.00% > sendmail > 444 unbound 1 20 0 34780K 9672K select 7 0:00 0.00% > unbound > 40727 root 1 20 0 17180K 5276K wait 14 0:00 0.00% sh > 68893 root 1 26 0 17180K 5336K wait 3 0:00 0.00% sh > 80937 root 1 24 0 17180K 5336K wait 13 0:00 0.00% sh > 55102 root 1 24 0 17180K 5336K wait 3 0:00 0.00% sh > 35713 root 1 25 0 17180K 5336K wait 10 0:00 0.00% sh > 48828 root 1 24 0 17180K 5336K wait 6 0:00 0.00% sh > 97473 root 1 26 0 17180K 5336K wait 0 0:00 0.00% sh > 64113 root 1 24 0 17180K 5336K wait 5 0:00 0.00% sh > 46980 root 1 27 0 17180K 5336K wait 12 0:00 0.00% sh > 80439 root 1 24 0 17180K 5336K wait 7 0:00 0.00% sh > 44960 root 1 20 0 17180K 5276K wait 3 0:00 0.00% sh > 49661 root 1 27 0 17180K 5336K wait 8 0:00 0.00% sh > 78496 root 1 52 0 17180K 5336K zfs 0 0:00 0.00% sh > 69491 root 1 27 0 17180K 5336K wait 6 0:00 0.00% sh > 75907 root 1 52 0 17180K 5336K zfs 8 0:00 0.00% sh > 534 root 1 20 0 14524K 2200K select 12 0:00 0.00% > syslogd > 757 root 1 52 0 16620K 2296K nanslp 13 0:00 0.00% cron > 747 root 1 20 0 59148K 6620K select 6 0:00 0.00% sshd > 26179 root 1 31 0 23652K 4044K pause 14 0:00 0.00% csh > 79371 root 1 20 0 17180K 5336K wait 9 0:00 0.00% sh > 1268 sbruno 1 23 0 23652K 3736K pause 5 0:00 0.00% tcsh > 1265 root 1 22 0 86528K 7284K select 11 0:00 0.00% sshd > 1283 root 1 21 0 23652K 4044K pause 3 0:00 0.00% csh > 1277 sbruno 1 23 0 23652K 3748K pause 6 0:00 0.00% tcsh > 1282 sbruno 1 21 0 74188K 6348K wait 11 0:00 0.00% su > 24565 sbruno 1 20 0 23652K 3740K pause 8 0:00 0.00% tcsh > 438 root 1 20 0 13588K 4788K select 11 0:00 0.00% devd > 26119 sbruno 1 20 0 74188K 6348K wait 13 0:00 0.00% su > 753 smmsp 1 20 0 24164K 5392K pause 1 0:00 0.00% > sendmailReceived on Sun Feb 22 2015 - 17:04:33 UTC
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