[ofa-general] [Bug 14042] New: mlx4: device driver tries to sync DMA memory it has not allocated
bugzilla-daemon at bugzilla.kernel.org
bugzilla-daemon at bugzilla.kernel.org
Sun Aug 23 09:42:06 PDT 2009
http://bugzilla.kernel.org/show_bug.cgi?id=14042
Summary: mlx4: device driver tries to sync DMA memory it has
not allocated
Product: Drivers
Version: 2.5
Kernel Version: 2.6.30.4
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Infiniband/RDMA
AssignedTo: drivers_infiniband-rdma at kernel-bugs.osdl.org
ReportedBy: bart.vanassche at gmail.com
Regression: No
The following message was generated while booting a system with 2.6.30.4 kernel
compiled with CONFIG_DMA_API_DEBUG=y and before any out-of-tree kernel modules
were loaded:
------------[ cut here ]------------
WARNING: at lib/dma-debug.c:635 check_sync+0x47c/0x4b0()
Hardware name: P5Q DELUXE
mlx4_core 0000:01:00.0: DMA-API: device driver tries to sync DMA memory it has
not allocated [device address=0x0000000139482000] [size=4096 bytes]
Modules linked in: snd_hda_codec_atihdmi snd_hda_codec_analog snd_hda_intel
snd_hda_codec snd_hwdep snd_pcm snd_timer snd rtc_cmos soundcore i2c_i801
rtc_core hid_belkin mlx4_core(
+) rtc_lib sr_mod sg snd_page_alloc pcspkr button intel_agp i2c_core joydev
serio_raw cdrom usbhid hid raid456 raid6_pq async_xor async_memcpy async_tx xor
raid0 sd_mod crc_t10dif
ehci_hcd uhci_hcd usbcore edd raid1 ext3 mbcache jbd fan ide_pci_generic
ide_core ata_generic ata_piix pata_marvell ahci libata scsi_mod thermal
processor thermal_sys hwmon
Pid: 1325, comm: work_for_cpu Not tainted 2.6.30.4-scst-debug #6
Call Trace:
[<ffffffff8039bc7c>] ? check_sync+0x47c/0x4b0
[<ffffffff80248b48>] warn_slowpath_common+0x78/0xd0
[<ffffffff80248bfc>] warn_slowpath_fmt+0x3c/0x40
[<ffffffff80517769>] ? _spin_lock_irqsave+0x49/0x60
[<ffffffff8039b8ab>] ? check_sync+0xab/0x4b0
[<ffffffff8039bc7c>] check_sync+0x47c/0x4b0
[<ffffffff802724ac>] ? mark_held_locks+0x6c/0x90
[<ffffffff8039be1d>] debug_dma_sync_single_for_cpu+0x1d/0x20
[<ffffffffa024a969>] mlx4_write_mtt+0x159/0x1e0 [mlx4_core]
[<ffffffffa0243c02>] mlx4_create_eq+0x222/0x650 [mlx4_core]
[<ffffffff8027281d>] ? trace_hardirqs_on+0xd/0x10
[<ffffffffa02441f5>] mlx4_init_eq_table+0x1c5/0x4a0 [mlx4_core]
[<ffffffffa0248b08>] mlx4_setup_hca+0x98/0x550 [mlx4_core]
[<ffffffffa0249891>] ? __mlx4_init_one+0x8d1/0x920 [mlx4_core]
[<ffffffffa0249331>] __mlx4_init_one+0x371/0x920 [mlx4_core]
[<ffffffffa024df18>] mlx4_init_one+0x22/0x44 [mlx4_core]
[<ffffffff8025cd90>] ? do_work_for_cpu+0x0/0x30
[<ffffffff803a43e2>] local_pci_probe+0x12/0x20
[<ffffffff8025cda3>] do_work_for_cpu+0x13/0x30
[<ffffffff802613e6>] kthread+0x56/0x90
[<ffffffff8020cffa>] child_rip+0xa/0x20
[<ffffffff8020c9c0>] ? restore_args+0x0/0x30
[<ffffffff80261390>] ? kthread+0x0/0x90
[<ffffffff8020cff0>] ? child_rip+0x0/0x20
---[ end trace 4480af29bc755c6a ]---
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