Bug 521129

Summary: vgaarb lockdep report.
Product: [Fedora] Fedora Reporter: Dave Jones <davej>
Component: kernelAssignee: Dave Airlie <airlied>
Status: CLOSED RAWHIDE QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: low    
Version: rawhideCC: itamar, kernel-maint, pfrields
Target Milestone: ---   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
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Clone Of: Environment:
Last Closed: 2009-10-02 01:15:19 UTC Type: ---
Regression: --- Mount Type: ---
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Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Description Dave Jones 2009-09-03 18:55:49 UTC 
WARNING: at kernel/lockdep.c:2282 lockdep_trace_alloc+0xae/0xf5() (Not tainted)
Hardware name: VGN-Z540N
Modules linked in: sunrpc ip6t_REJECT nf_conntrack_ipv6 ip6table_filter ip6_tables ipv6 cpufreq_ondemand acpi_cpufreq freq_table ext2 dm_multipath uinput arc4 btusb bluetooth sdhci_pci ecb sdhci mmc_core fi>
Pid: 1631, comm: Xorg Not tainted 2.6.31-0.199.rc8.git2.fc12.x86_64 #1
Call Trace:
 [<ffffffff810653c4>] warn_slowpath_common+0x95/0xc3
 [<ffffffff81065419>] warn_slowpath_null+0x27/0x3d
 [<ffffffff81097079>] lockdep_trace_alloc+0xae/0xf5
 [<ffffffff81137762>] kmem_cache_alloc_notrace+0x3b/0x13a
 [<ffffffff8134dce0>] ? put_device+0x2a/0x40
 [<ffffffff81299804>] pci_get_subsys+0x4e/0xbe
 [<ffffffff8129989d>] pci_get_device+0x29/0x3f
 [<ffffffff81342885>] ? vga_arbiter_notify_clients+0x34/0xa6
 [<ffffffff81299907>] pci_get_bus_and_slot+0x54/0x75
 [<ffffffffa0106b8c>] intel_modeset_vga_set_state+0x2b/0x9d [i915]
 [<ffffffffa00f8c0a>] i915_vga_set_decode+0x29/0x4f [i915]
 [<ffffffff813428af>] vga_arbiter_notify_clients+0x5e/0xa6
 [<ffffffff81342af7>] vga_get+0x43/0x181
 [<ffffffff81138fb1>] ? __kmalloc+0x1a1/0x1c7
 [<ffffffff81342cfc>] ? vga_arb_write+0x40/0x474
 [<ffffffff81342d8f>] vga_arb_write+0xd3/0x474
 [<ffffffff81143b09>] vfs_write+0xbd/0x12e
 [<ffffffff81143c6c>] sys_write+0x59/0x91
 [<ffffffff81012f42>] system_call_fastpath+0x16/0x1b
---[ end trace cb7f398dbca783f3 ]---
vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=none:owns=io+mem
vgaarb: transferring owner from PCI:0000:00:02.0 to PCI:0000:01:00.0
Comment 1 Dave Airlie 2009-09-08 06:20:59 UTC 
kernel-2.6.31-0.210.rc9.git1

should fix this, let me know if it doesn't.