* e1000e failed to check map error
@ 2013-03-01 5:30 Dave Jones
2013-03-01 17:13 ` Allan, Bruce W
0 siblings, 1 reply; 3+ messages in thread
From: Dave Jones @ 2013-03-01 5:30 UTC (permalink / raw)
To: netdev
Linus' current tree shows this shortly after boot for me..
WARNING: at lib/dma-debug.c:933 check_unmap+0x407/0x8a0()
Hardware name:
e1000e 0000:05:00.0: DMA-API: device driver failed to check map error[device address=0x000000005bd70000] [size=1376 bytes] [mapped as page]
Modules linked in:
ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_conntrack nf_conntrack ip6table_filter ip6_tables snd_emu10k1 coretemp snd_hwdep snd_util_mem snd_ac97_codec ac97_bus snd_rawmidi snd_seq snd_seq_device microcode snd_pcm pcspkr snd_page_alloc e1000e snd_timer snd soundcore ptp pps_core vhost_net tun macvtap macvlan kvm_intel kvm nfsd binfmt_misc auth_rpcgss nfs_acl lockd sunrpc btrfs libcrc32c lzo_compress zlib_deflate firewire_ohci ata_piix firewire_core sata_sil crc_itu_t radeon i2c_algo_bit hwmon drm_kms_helper ttm drm i2c_core floppy
Pid: 9, comm: rcuc/0 Not tainted 3.8.0+ #75
Call Trace:
<IRQ> [<ffffffff8104abe5>] warn_slowpath_common+0x75/0xa0
[<ffffffff8104acc6>] warn_slowpath_fmt+0x46/0x50
[<ffffffff8135caf7>] check_unmap+0x407/0x8a0
[<ffffffff8110457d>] ? call_rcu+0x1d/0x20
[<ffffffff8135d1ae>] debug_dma_unmap_page+0x5e/0x70
[<ffffffffa04552f1>] e1000_put_txbuf.isra.33+0x91/0x130 [e1000e]
[<ffffffffa045546b>] e1000_clean_tx_irq+0xdb/0x320 [e1000e]
[<ffffffffa045dbe1>] e1000e_poll+0x61/0x320 [e1000e]
[<ffffffff815677aa>] net_rx_action+0x16a/0x370
[<ffffffff81054780>] __do_softirq+0xf0/0x410
[<ffffffff816b3b3c>] call_softirq+0x1c/0x30
<EOI> [<ffffffff8100480d>] do_softirq+0x8d/0xc0
[<ffffffff81102555>] ? rcu_cpu_kthread+0x135/0x5f0
[<ffffffff81054045>] local_bh_enable+0x105/0x110
[<ffffffff81102555>] rcu_cpu_kthread+0x135/0x5f0
[<ffffffff81084730>] smpboot_thread_fn+0x170/0x2e0
[<ffffffff810845c0>] ? __smpboot_create_thread.part.2+0xe0/0xe0
[<ffffffff8107a62d>] kthread+0xed/0x100
[<ffffffff816a7062>] ? wait_for_completion+0xe2/0x110
[<ffffffff8107a540>] ? kthread_create_on_node+0x160/0x160
[<ffffffff816b279c>] ret_from_fork+0x7c/0xb0
[<ffffffff8107a540>] ? kthread_create_on_node+0x160/0x160
---[ end trace 3d84e8d9b678cf33 ]---
Mapped at:
[<ffffffff8135d269>] debug_dma_map_page+0xa9/0x150
[<ffffffffa045791c>] e1000_xmit_frame+0x69c/0xf10 [e1000e]
[<ffffffff81568cf0>] dev_hard_start_xmit+0x260/0x700
[<ffffffff8158b90e>] sch_direct_xmit+0xfe/0x2a0
[<ffffffff815693d6>] dev_queue_xmit+0x246/0x970
^ permalink raw reply [flat|nested] 3+ messages in thread
* RE: e1000e failed to check map error
2013-03-01 5:30 e1000e failed to check map error Dave Jones
@ 2013-03-01 17:13 ` Allan, Bruce W
2013-03-12 18:51 ` Dave Jones
0 siblings, 1 reply; 3+ messages in thread
From: Allan, Bruce W @ 2013-03-01 17:13 UTC (permalink / raw)
To: Dave Jones, netdev@vger.kernel.org
> -----Original Message-----
> From: netdev-owner@vger.kernel.org [mailto:netdev-
> owner@vger.kernel.org] On Behalf Of Dave Jones
> Sent: Thursday, February 28, 2013 9:30 PM
> To: netdev@vger.kernel.org
> Subject: e1000e failed to check map error
>
> Linus' current tree shows this shortly after boot for me..
>
> WARNING: at lib/dma-debug.c:933 check_unmap+0x407/0x8a0()
Thanks for the report Dave. I'll look into it.
Bruce.
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: e1000e failed to check map error
2013-03-01 17:13 ` Allan, Bruce W
@ 2013-03-12 18:51 ` Dave Jones
0 siblings, 0 replies; 3+ messages in thread
From: Dave Jones @ 2013-03-12 18:51 UTC (permalink / raw)
To: Allan, Bruce W; +Cc: netdev@vger.kernel.org
On Fri, Mar 01, 2013 at 05:13:29PM +0000, Allan, Bruce W wrote:
> > -----Original Message-----
> > From: netdev-owner@vger.kernel.org [mailto:netdev-
> > owner@vger.kernel.org] On Behalf Of Dave Jones
> > Sent: Thursday, February 28, 2013 9:30 PM
> > To: netdev@vger.kernel.org
> > Subject: e1000e failed to check map error
> >
> > Linus' current tree shows this shortly after boot for me..
> >
> > WARNING: at lib/dma-debug.c:933 check_unmap+0x407/0x8a0()
>
> Thanks for the report Dave. I'll look into it.
>
> Bruce.
fwiw, I see this also on 3.8.x, albeit with a different size..
e1000e 0000:05:00.0: DMA-API: device driver failed to check map error[device address=0x0000000007130000] [size=24 bytes] [mapped as page]
Same backtrace though.
Dave
^ permalink raw reply [flat|nested] 3+ messages in thread
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