Hi there,
We got this assertion while running inkernel OFED of RHEL5.3:
Apr 15 08:06:24 cl8-0 kernel: RTNL: assertion failed at net/core/fib_rules.c
(388)
Apr 15 08:06:24 cl8-0 kernel:
Apr 15 08:06:24 cl8-0 kernel: Call Trace:
Apr 15 08:06:24 cl8-0 kernel: [<ffffffff802288ee>]
fib_rules_event+0x3d/0xff
Apr 15 08:06:24 cl8-0 kernel: [<ffffffff80066f1f>]
notifier_call_chain+0x20/0x32
Apr 15 08:06:24 cl8-0 kernel: [<ffffffff8021ba64>] dev_set_mtu+0x5a/0x60
Apr 15 08:06:24 cl8-0 kernel: [<ffffffff88446bb5>]
:ib_ipoib:set_mode+0x94/0x134
Apr 15 08:06:24 cl8-0 kernel: [<ffffffff80106b0a>]
sysfs_write_file+0xb9/0xe8
Apr 15 08:06:24 cl8-0 kernel: [<ffffffff8001659e>] vfs_write+0xce/0x174
Apr 15 08:06:24 cl8-0 kernel: [<ffffffff80016e6b>] sys_write+0x45/0x6e
Apr 15 08:06:24 cl8-0 kernel: [<ffffffff8005d116>] system_call+0x7e/0x83
Apr 15 08:06:24 cl8-0 kernel:
Apr 15 08:06:24 cl8-0 kernel: RTNL: assertion failed at net/ipv4/devinet.c
(986)
Apr 15 08:06:24 cl8-0 kernel:
Apr 15 08:06:24 cl8-0 kernel: Call Trace:
Apr 15 08:06:24 cl8-0 kernel: [<ffffffff8024e80c>] inetdev_event+0x48/0x282
Apr 15 08:06:24 cl8-0 kernel: [<ffffffff80066f1f>]
notifier_call_chain+0x20/0x32
Apr 15 08:06:24 cl8-0 kernel: [<ffffffff8021ba64>] dev_set_mtu+0x5a/0x60
Apr 15 08:06:24 cl8-0 kernel: [<ffffffff88446bb5>]
:ib_ipoib:set_mode+0x94/0x134
Apr 15 08:06:24 cl8-0 kernel: [<ffffffff80106b0a>]
sysfs_write_file+0xb9/0xe8
Apr 15 08:06:24 cl8-0 kernel: [<ffffffff8001659e>] vfs_write+0xce/0x174
Apr 15 08:06:24 cl8-0 kernel: [<ffffffff80016e6b>] sys_write+0x45/0x6e
Apr 15 08:06:24 cl8-0 kernel: [<ffffffff8005d116>] system_call+0x7e/0x83
Apr 15 08:06:24 cl8-0 kernel:
When looking into code I think we may need this patch, could somebody
confirm this?
Thanks
Liang
--- drivers/infiniband/ulp/ipoib/ipoib_cm.c 2009-04-16 12:49:04.000000000
-0400
+++ drivers/infiniband/ulp/ipoib/ipoib_cm.c 2009-04-16 12:48:52.000000000
-0400
@@ -1481,7 +1481,9 @@ static ssize_t set_mode(struct class_dev
if (ipoib_cm_max_mtu(dev) > priv->mcast_mtu)
ipoib_warn(priv, "mtu > %d will cause multicast packet
drops.\n",
priv->mcast_mtu);
+ rtnl_lock();
dev_set_mtu(dev, ipoib_cm_max_mtu(dev));
+ rtnl_unlock();
ipoib_flush_paths(dev);
return count;
_______________________________________________
rhelv5-list mailing list
[email protected]
https://www.redhat.com/mailman/listinfo/rhelv5-list
