| Summary: | Spurious DMAR faults on Intel Wi-Fi network controller | ||||||
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| Product: | [Fedora] Fedora | Reporter: | ojab <ojab> | ||||
| Component: | kernel | Assignee: | David Woodhouse <dwmw2> | ||||
| Status: | CLOSED RAWHIDE | QA Contact: | Fedora Extras Quality Assurance <extras-qa> | ||||
| Severity: | unspecified | Docs Contact: | |||||
| Priority: | unspecified | ||||||
| Version: | rawhide | CC: | aquini, gansalmon, itamar, jonathan, kernel-maint, madhu.chinakonda | ||||
| Target Milestone: | --- | ||||||
| Target Release: | --- | ||||||
| Hardware: | Unspecified | ||||||
| OS: | Unspecified | ||||||
| Whiteboard: | |||||||
| Fixed In Version: | Doc Type: | Bug Fix | |||||
| Doc Text: | Story Points: | --- | |||||
| Clone Of: | Environment: | ||||||
| Last Closed: | 2011-07-01 05:48:37 UTC | Type: | --- | ||||
| Regression: | --- | Mount Type: | --- | ||||
| Documentation: | --- | CRM: | |||||
| Verified Versions: | Category: | --- | |||||
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |||||
| Cloudforms Team: | --- | Target Upstream Version: | |||||
| Attachments: |
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Cannot reproduce with 3.0-0.rc5.git0.1.fc16.x86_64. |
Created attachment 505937 [details] lspci -vvv output Description of problem: I have DMAR errors on Fedora rawhide with 3.0.rc3.git5.1.fc16 kernel on Lenovo L412 notebook: [ 7235.667168] DRHD: handling fault status reg 2 [ 7235.667179] DMAR:[DMA Write] Request device [03:00.0] fault addr ffe68000 [ 7235.667182] DMAR:[fault reason 05] PTE Write access is not set $ lspci -vvv -s 03:00.0 03:00.0 Network controller: Intel Corporation Centrino Wireless-N 1000 Subsystem: Intel Corporation Centrino Wireless-N 1000 BGN Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- Latency: 0, Cache Line Size: 64 bytes Interrupt: pin A routed to IRQ 46 Region 0: Memory at f0500000 (64-bit, non-prefetchable) [size=8K] Capabilities: <access denied> Kernel driver in use: iwlagn Kernel modules: iwlagn `lspci -vvv` output in the attached file.