[Bug 44130] New: Radeon pm segfault
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Sat Dec 24 14:51:36 PST 2011
https://bugs.freedesktop.org/show_bug.cgi?id=44130
Bug #: 44130
Summary: Radeon pm segfault
Classification: Unclassified
Product: DRI
Version: XOrg CVS
Platform: All
OS/Version: Linux (All)
Status: NEW
Severity: blocker
Priority: medium
Component: DRM/Radeon
AssignedTo: dri-devel at lists.freedesktop.org
ReportedBy: serveralex at gmail.com
Created attachment 54798
--> https://bugs.freedesktop.org/attachment.cgi?id=54798
Patch for issue
Radeon driver with kms enabled may crash when the card does not have any power
states registered. Card is onboard X1250. Patch is attached.
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] RIP:
0010:[<ffffffffa00a5cf8>] [<ffffffffa00a5cf8>]
radeon_atombios_get_power_modes+0x298/0x310 [radeon]
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] RSP:
0018:ffff880137eedb78 EFLAGS: 00010283
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] RAX: 0000000000000000
RBX: ffff880138576000 RCX: fffffffffffffff0
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] RDX: ffff8801369f4c00
RSI: 0000000000000082 RDI: 0000000000000202
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] RBP: ffff880137eedba8
R08: 0000000000000000 R09: 0000000000000000
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] R10: 0000000000000001
R11: 0000000000000000 R12: 0000000000000000
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] R13: 0000000001c20013
R14: 0000000000000000 R15: ffff880137118800
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] FS:
00007f617105e720(0000) GS:ffff88013fd00000(0000) knlGS:0000000000000000
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] CS: 0010 DS: 0000 ES:
0000 CR0: 000000008005003b
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] CR2: 0000000000000020
CR3: 0000000137f56000 CR4: 00000000000006e0
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] DR0: 0000000000000000
DR1: 0000000000000000 DR2: 0000000000000000
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] DR3: 0000000000000000
DR6: 00000000ffff0ff0 DR7: 0000000000000400
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] Process modprobe (pid:
95, threadinfo ffff880137eec000, task ffff880137f3c500)
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] Stack:
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] ffff8801371189b0
0201adf838576000 ffff880137118c20 ffff880138576000
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] 0000000000000002
0000000001c20013 ffff880137eedbc8 ffffffffa00f2335
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] ffff880138576000
0000000000000002 ffff880137eedbe8 ffffffffa00c14b5
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] Call Trace:
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffffa00f2335>]
radeon_pm_init+0x115/0x2a0 [radeon]
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffffa00c14b5>]
radeon_modeset_init+0x135/0x170 [radeon]
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffffa00a1ea0>]
radeon_driver_load_kms+0x120/0x160 [radeon]
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffffa0028e10>]
drm_get_pci_dev+0x190/0x2f0 [drm]
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffffa0105c7f>]
radeon_pci_probe+0xae/0x42f [radeon]
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffff812c205f>]
local_pci_probe+0x5f/0xd0
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffff812c32c8>]
pci_device_probe+0x88/0xb0
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffff8134152a>] ?
driver_sysfs_add+0x7a/0xb0
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffff81341658>]
really_probe+0x68/0x190
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffff813417c5>]
driver_probe_device+0x45/0x70
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffff8134188b>]
__driver_attach+0x9b/0xa0
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffff813417f0>] ?
driver_probe_device+0x70/0x70
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffff81340cf8>]
bus_for_each_dev+0x68/0x90
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffff813414ae>]
driver_attach+0x1e/0x20
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffff81340580>]
bus_add_driver+0x1a0/0x260
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffff81341f30>]
driver_register+0x80/0x150
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffff812c3575>]
__pci_register_driver+0x55/0xd0
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffff814d758b>] ?
printk+0x68/0x6d
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffffa0029081>]
drm_pci_init+0x111/0x120 [drm]
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffffa014d000>] ?
0xffffffffa014cfff
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffffa014d0e7>]
radeon_init+0xe7/0x1000 [radeon]
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffff810001d3>]
do_one_initcall+0x43/0x180
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffff8108c8ec>]
sys_init_module+0xcc/0x220
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] [<ffffffff814e1d82>]
system_call_fastpath+0x16/0x1b
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] Code: 00 44 89 a3 60 11
00 00 c7 83 68 11 00 00 00 00 00 00 48 89 c1 89 83 64 11 00 00 48 c1 e0 06 48
c1 e1 04 48 29 c8 48 8b 44 10 08 <0f> b7 40 20 66 89 83 80 11 00 00 48 83 c4 18
5b 41 5c 41 5d c9
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] RIP
[<ffffffffa00a5cf8>] radeon_atombios_get_power_modes+0x298/0x310 [radeon]
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] RSP <ffff880137eedb78>
Dec 24 23:11:02 serveralex-mint kernel: [ 1.137014] CR2: 0000000000000020
Dec 24 23:11:02 serveralex-mint kernel: [ 1.143210] ---[ end trace
c6e617fdb31200a0 ]---
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