netdev - pktgen crash with 2.6.30

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Date:	Wed, 22 Jul 2009 10:35:12 +0300 (IDT)
From:	Or Gerlitz <ogerlitz@...taire.com>
To:	netdev@...r.kernel.org
Subject: pktgen crash with 2.6.30 

using the conf-1-1 script over 2.6.30 I came across this crash in few seconds,
I have found a sign for a similar report in the archives nor any fix in the
2.6..30 stable tree, did other people see this as well?

pktgen v2.70: Packet Generator for packet performance testing.
BUG: spinlock bad magic on CPU#0, kpktgend_0/21800
 lock: ffff880215d27418, .magic: 00000000, .owner: <none>/-1, .owner_cpu: 0
Pid: 21800, comm: kpktgend_0 Not tainted 2.6.30 #1
Call Trace:
 [<ffffffff8032959f>] ? _raw_spin_lock+0x22/0x122
 [<ffffffffa04a11f6>] ? pktgen_thread_worker+0xf45/0x126e [pktgen]
 [<ffffffffa03ba037>] ? vlan_dev_hwaccel_hard_start_xmit+0x0/0x65 [8021q]
 [<ffffffff8049ee1e>] ? thread_return+0x3e/0x97
 [<ffffffff80246cda>] ? autoremove_wake_function+0x0/0x2e
 [<ffffffffa04a02b1>] ? pktgen_thread_worker+0x0/0x126e [pktgen]
 [<ffffffffa04a02b1>] ? pktgen_thread_worker+0x0/0x126e [pktgen]
 [<ffffffff80246bd0>] ? kthread+0x54/0x84
 [<ffffffff8020bdba>] ? child_rip+0xa/0x20
 [<ffffffff804a065b>] ? _spin_unlock_irq+0xb/0xc
 [<ffffffff80246b7c>] ? kthread+0x0/0x84
 [<ffffffff8020bdb0>] ? child_rip+0x0/0x20


Or.
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