From: Stephen Hemminger <shemminger@vyatta.com>
To: Jesse Brandeburg <jesse.brandeburg@intel.com>
Cc: netdev@vger.kernel.org
Subject: Re: [PANIC] pktgen panic on load
Date: Sun, 20 Sep 2009 21:35:07 -0700 [thread overview]
Message-ID: <20090920213507.73cdc786@nehalam> (raw)
In-Reply-To: <1253486747.17792.9.camel@jbrandeb-mobl2>
On Sun, 20 Sep 2009 15:45:47 -0700
Jesse Brandeburg <jesse.brandeburg@intel.com> wrote:
> just got this today after cloning Linus' tree, please let me know if you
> want .config or full dmesg
config would help (hrt, nohz, preempt, ...), and was it just on module load?
or had you started it sending?
> [ 22.441999] modprobe used greatest stack depth: 3144 bytes left
> [ 503.775093] ------------[ cut here ]------------
> [ 503.780252] kernel BUG at net/core/pktgen.c:3503!
> [ 503.785505] invalid opcode: 0000 [#1] SMP DEBUG_PAGEALLOC
> [ 503.791575] last sysfs file: /sys/devices/system/cpu/sched_smt_power_savings
> [ 503.799443] CPU 6
> [ 503.801698] Modules linked in: pktgen(+) ixgbe mdio [last unloaded: scsi_wait_scan]
> [ 503.810313] Pid: 6120, comm: kpktgend_13 Not tainted 2.6.31 #1 S5520HC
> [ 503.817600] RIP: 0010:[<ffffffffa0029cda>] [<ffffffffa0029cda>] pktgen_thread_worker+0x76/0x1497 [pktgen]
> [ 503.828402] RSP: 0018:ffff88036dca7d80 EFLAGS: 00010297
> [ 503.834332] RAX: 0000000000000006 RBX: ffff88036d6d0fe0 RCX: 0000000000000000
> [ 503.842299] RDX: 0000000000000006 RSI: ffff8800282d3740 RDI: ffff88036dca7e18
> [ 503.850264] RBP: ffff88036dca7ee0 R08: ffff88036dca6000 R09: ffff8801ed430700
> [ 503.858231] R10: 00000000afddf7db R11: ffff8801e0423e08 R12: ffff88036d9dd9e8
> [ 503.866195] R13: ffffffffa0029c64 R14: ffff88036d9dd9e8 R15: 0000000000000001
> [ 503.874161] FS: 0000000000000000(0000) GS:ffff8800282c0000(0000) knlGS:0000000000000000
> [ 503.883196] CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b
> [ 503.889611] CR2: 00007f1bb5b3e00f CR3: 00000001d7c91000 CR4: 00000000000006e0
> [ 503.897578] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> [ 503.905544] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
> [ 503.913513] Process kpktgend_13 (pid: 6120, threadinfo ffff88036dca6000, task ffff88036d6d0fe0)
> [ 503.923224] Stack:
> [ 503.925472] ffff88036dca7ea0 00000002afddf7db 000000000000028c 00000000d2c939bd
> [ 503.933573] <0> ffff88036dca7e00 ffffffff8100a7b4 ffff8801f5993740 00000000afddf7db
> [ 503.942191] <0> ffff8800282d3740 ffff8801ef1897d0 ffff88036dca7e10 ffffffff8104906c
> [ 503.951002] Call Trace:
> [ 503.953739] [<ffffffff8100a7b4>] ? __switch_to+0xfd/0x23b
> [ 503.959870] [<ffffffff8104906c>] ? finish_task_switch+0x4d/0x92
> [ 503.966582] [<ffffffff8106b57b>] ? autoremove_wake_function+0x0/0x5a
> [ 503.973778] [<ffffffff8147aaa5>] ? thread_return+0x71/0xd8
> [ 503.980003] [<ffffffffa0029c64>] ? pktgen_thread_worker+0x0/0x1497 [pktgen]
> [ 503.987874] [<ffffffff8106b12e>] kthread+0x89/0x91
> [ 503.993321] [<ffffffff8100ce5a>] child_rip+0xa/0x20
> [ 503.998865] [<ffffffff8106b0a5>] ? kthread+0x0/0x91
> [ 504.004409] [<ffffffff8100ce50>] ? child_rip+0x0/0x20
> [ 504.010146] Code: 48 89 85 28 ff ff ff 48 89 85 30 ff ff ff 48 c7 85 20 ff ff ff 7b b5 06 81 65 8b 04 25 30 cc 00 00 41 3b 84 24 34 02 00 00 74 04 <0f> 0b eb fe 49 8d 94 24 38 02 00 00 48 c7 c6 a8 ec 02 a0 48 89
> [ 504.032139] RIP [<ffffffffa0029cda>] pktgen_thread_worker+0x76/0x1497 [pktgen]
> [ 504.040316] RSP <ffff88036dca7d80>
> [ 504.044227] ---[ end trace ddca71c9720a201f ]---
>
--
next prev parent reply other threads:[~2009-09-21 4:35 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-20 22:45 [PANIC] pktgen panic on load Jesse Brandeburg
2009-09-21 4:35 ` Stephen Hemminger [this message]
2009-09-21 15:44 ` Simon Holm Thøgersen
2009-09-21 16:54 ` Stephen Hemminger
2009-09-21 18:49 ` Simon Holm Thøgersen
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