Revision 9b4fe5fb0bdd8f31f24cbfe77e38ec8155c250c5 authored by Neil Horman on 12 July 2013, 17:35:33 UTC, committed by David S. Miller on 12 July 2013, 23:28:02 UTC
this bug: https://bugzilla.redhat.com/show_bug.cgi?id=951695 Reported a dma debug backtrace: WARNING: at lib/dma-debug.c:937 check_unmap+0x47d/0x930() Hardware name: To Be Filled By O.E.M. via-rhine 0000:00:12.0: DMA-API: device driver failed to check map error[device address=0x0000000075a837b2] [size=90 bytes] [mapped as single] Modules linked in: ip6_tables gspca_spca561 gspca_main videodev media snd_hda_codec_realtek snd_hda_intel i2c_viapro snd_hda_codec snd_hwdep snd_seq ppdev mperf via_rhine coretemp snd_pcm mii microcode snd_page_alloc snd_timer snd_mpu401 snd_mpu401_uart snd_rawmidi snd_seq_device snd soundcore parport_pc parport shpchp ata_generic pata_acpi radeon i2c_algo_bit drm_kms_helper ttm drm pata_via sata_via i2c_core uinput Pid: 295, comm: systemd-journal Not tainted 3.9.0-0.rc6.git2.1.fc20.x86_64 #1 Call Trace: <IRQ> [<ffffffff81068dd0>] warn_slowpath_common+0x70/0xa0 [<ffffffff81068e4c>] warn_slowpath_fmt+0x4c/0x50 [<ffffffff8137ec6d>] check_unmap+0x47d/0x930 [<ffffffff810ace9f>] ? local_clock+0x5f/0x70 [<ffffffff8137f17f>] debug_dma_unmap_page+0x5f/0x70 [<ffffffffa0225edc>] ? rhine_ack_events.isra.14+0x3c/0x50 [via_rhine] [<ffffffffa02275f8>] rhine_napipoll+0x1d8/0xd80 [via_rhine] [<ffffffff815d3d51>] ? net_rx_action+0xa1/0x380 [<ffffffff815d3e22>] net_rx_action+0x172/0x380 [<ffffffff8107345f>] __do_softirq+0xff/0x400 [<ffffffff81073925>] irq_exit+0xb5/0xc0 [<ffffffff81724cd6>] do_IRQ+0x56/0xc0 [<ffffffff81719ff2>] common_interrupt+0x72/0x72 <EOI> [<ffffffff8170ff57>] ? __slab_alloc+0x4c2/0x526 [<ffffffff811992e0>] ? mmap_region+0x2b0/0x5a0 [<ffffffff810d5807>] ? __lock_is_held+0x57/0x80 [<ffffffff811992e0>] ? mmap_region+0x2b0/0x5a0 [<ffffffff811bf1bf>] kmem_cache_alloc+0x2df/0x360 [<ffffffff811992e0>] mmap_region+0x2b0/0x5a0 [<ffffffff811998e6>] do_mmap_pgoff+0x316/0x3d0 [<ffffffff81183ca0>] vm_mmap_pgoff+0x90/0xc0 [<ffffffff81197d6c>] sys_mmap_pgoff+0x4c/0x190 [<ffffffff81367d7e>] ? trace_hardirqs_on_thunk+0x3a/0x3f [<ffffffff8101eb42>] sys_mmap+0x22/0x30 [<ffffffff81722fd9>] system_call_fastpath+0x16/0x1b Usual problem with the usual fix, add the appropriate calls to dma_mapping_error where appropriate Untested, as I don't have hardware, but its pretty straightforward Signed-off-by: Neil Horman <nhorman@tuxdriver.com> CC: David S. Miller <davem@davemloft.net> CC: Roger Luethi <rl@hellgate.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
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53c700.txt | -rw-r--r-- | 4.4 KB |
BusLogic.txt | -rw-r--r-- | 25.8 KB |
ChangeLog.1992-1997 | -rw-r--r-- | 58.5 KB |
ChangeLog.arcmsr | -rw-r--r-- | 6.6 KB |
ChangeLog.ips | -rw-r--r-- | 5.2 KB |
ChangeLog.lpfc | -rw-r--r-- | 87.6 KB |
ChangeLog.megaraid | -rw-r--r-- | 23.4 KB |
ChangeLog.megaraid_sas | -rw-r--r-- | 23.7 KB |
ChangeLog.ncr53c8xx | -rw-r--r-- | 22.3 KB |
ChangeLog.sym53c8xx | -rw-r--r-- | 28.8 KB |
ChangeLog.sym53c8xx_2 | -rw-r--r-- | 5.9 KB |
FlashPoint.txt | -rw-r--r-- | 8.4 KB |
LICENSE.FlashPoint | -rw-r--r-- | 2.6 KB |
LICENSE.qla2xxx | -rw-r--r-- | 15.1 KB |
LICENSE.qla4xxx | -rw-r--r-- | 15.1 KB |
Mylex.txt | -rw-r--r-- | 311 bytes |
NinjaSCSI.txt | -rw-r--r-- | 3.6 KB |
aacraid.txt | -rw-r--r-- | 6.7 KB |
advansys.txt | -rw-r--r-- | 9.3 KB |
aha152x.txt | -rw-r--r-- | 6.4 KB |
aic79xx.txt | -rw-r--r-- | 23.5 KB |
aic7xxx.txt | -rw-r--r-- | 19.3 KB |
aic7xxx_old.txt | -rw-r--r-- | 23.9 KB |
arcmsr_spec.txt | -rw-r--r-- | 22.4 KB |
bfa.txt | -rw-r--r-- | 2.3 KB |
bnx2fc.txt | -rw-r--r-- | 3.1 KB |
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dpti.txt | -rw-r--r-- | 3.5 KB |
dtc3x80.txt | -rw-r--r-- | 1.9 KB |
g_NCR5380.txt | -rw-r--r-- | 2.2 KB |
hpsa.txt | -rw-r--r-- | 5.0 KB |
hptiop.txt | -rw-r--r-- | 7.0 KB |
in2000.txt | -rw-r--r-- | 8.2 KB |
libsas.txt | -rw-r--r-- | 15.9 KB |
link_power_management_policy.txt | -rw-r--r-- | 729 bytes |
lpfc.txt | -rw-r--r-- | 3.2 KB |
megaraid.txt | -rw-r--r-- | 3.0 KB |
ncr53c8xx.txt | -rw-r--r-- | 71.9 KB |
osd.txt | -rw-r--r-- | 8.2 KB |
osst.txt | -rw-r--r-- | 8.6 KB |
ppa.txt | -rw-r--r-- | 411 bytes |
qlogicfas.txt | -rw-r--r-- | 3.2 KB |
scsi-changer.txt | -rw-r--r-- | 6.1 KB |
scsi-generic.txt | -rw-r--r-- | 4.1 KB |
scsi-parameters.txt | -rw-r--r-- | 3.5 KB |
scsi.txt | -rw-r--r-- | 2.2 KB |
scsi_eh.txt | -rw-r--r-- | 16.2 KB |
scsi_fc_transport.txt | -rw-r--r-- | 21.4 KB |
scsi_mid_low_api.txt | -rw-r--r-- | 58.9 KB |
st.txt | -rw-r--r-- | 24.6 KB |
sym53c500_cs.txt | -rw-r--r-- | 1.1 KB |
sym53c8xx_2.txt | -rw-r--r-- | 39.3 KB |
tmscsim.txt | -rw-r--r-- | 20.6 KB |
ufs.txt | -rw-r--r-- | 5.0 KB |
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