[Bug 58621] radeon 7770 kernel crash when changing powwr profile

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=58621

Alan <alan at lxorguk.ukuu.org.uk> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |alan at lxorguk.ukuu.org.uk
          Component|Video(Other)                |Video(DRI - non Intel)
           Assignee|drivers_video-other at kernel- |drivers_video-dri at kernel-bu
                   |bugs.osdl.org               |gs.osdl.org

--- Comment #6 from Alan <alan at lxorguk.ukuu.org.uk> ---
[  257.496852] radeon 0000:01:00.0: failed to get a new IB (-35)
[  257.498006] BUG: unable to handle kernel NULL pointer dereference at        
  (null)
[  257.499132] IP: [<ffffffffa00c1e36>] si_vm_set_page+0x2c6/0x420 [radeon]
[  257.500250] PGD 4233d6067 PUD 42332e067 PMD 0 
[  257.501340] Oops: 0002 [#1] PREEMPT SMP 
[  257.502418] Modules linked in: ebtable_nat ebtables ipt_MASQUERADE
iptable_nat nf_nat_ipv4 nf_nat xt_CHECKSUM bridge stp llc btusb bluetooth
hid_a4tech mxm_wmi kvm_amd rtl8180 eeprom_93cx6 kvm crc32_pclmul crc32c_intel
ghash_clmulni_intel mac80211 cdc_acm aesni_intel aes_x86_64 snd_emu10k1 lrw
cfg80211 gf128mul glue_helper snd_util_mem ablk_helper snd_ac97_codec cryptd
rfkill snd_rawmidi fam15h_power pcspkr edac_core ac97_bus sp5100_tco k10temp
r8169 i2c_piix4 radeon ttm xhci_hcd drm_kms_helper wmi
[  257.508026] CPU: 4 PID: 2369 Comm: X Tainted: G        W    3.10.0-rc3 #1
[  257.509333] Hardware name: MSI MS-7693/970A-G46 (MS-7693), BIOS V1.11
10/31/2012
[  257.510533] task: ffff880426ff8000 ti: ffff880425896000 task.ti:
ffff880425896000
[  257.511640] RIP: 0010:[<ffffffffa00c1e36>]  [<ffffffffa00c1e36>]
si_vm_set_page+0x2c6/0x420 [radeon]
[  257.512749] RSP: 0018:ffff880425897aa8  EFLAGS: 00010202
[  257.513827] RAX: 0000000000000061 RBX: ffff880425897b48 RCX:
0000000000000000
[  257.514992] RDX: 0000000000000840 RSI: 000000000dfb8000 RDI:
0000000000000000
[  257.516074] RBP: ffff8804283ce000 R08: 000000000dfb8000 R09:
00000000000ffffe
[  257.517168] R10: 0000000000000000 R11: 0000000024200840 R12:
0000000000000420
[  257.518338] R13: 0000000000387b00 R14: 0000000000001000 R15:
0000000000000001
[  257.519536] FS:  00007eff0ee7e880(0000) GS:ffff88043ed00000(0000)
knlGS:0000000000000000
[  257.520657] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[  257.521691] CR2: 0000000000000000 CR3: 00000004211a3000 CR4:
00000000000407e0
[  257.522813] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[  257.523891] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7:
0000000000000400
[  257.524966] Stack:
[  257.526086]  00000000ffffffdd ffff8804283ce000 000000000dfb8000
0000000000000614
[  257.527308]  ffff8804283ce000 0000000000180000 ffff880421032380
0000000000001f80
[  257.528422]  ffff8804283ce000 000000000e3d8000 0000000000387b00
ffffffffa0067d4d
[  257.529451] Call Trace:
[  257.530519]  [<ffffffffa0067d4d>] ? radeon_vm_bo_update_pte+0x39d/0x560
[radeon]
[  257.531604]  [<ffffffffa00c1915>] ? si_ib_parse+0x3c5/0x5f0 [radeon]
[  257.532649]  [<ffffffffa007a8cc>] ? radeon_cs_ioctl+0x80c/0x8d0 [radeon]
[  257.533765]  [<ffffffff8140c44d>] ? drm_ioctl+0x49d/0x5a0
[  257.534957]  [<ffffffff810c6045>] ? rcu_eqs_enter_common.isra.43+0x1e5/0x220
[  257.536061]  [<ffffffff812d8004>] ? avc_has_perm_flags+0x74/0x150
[  257.537141]  [<ffffffff8117696c>] ? do_vfs_ioctl+0x2ec/0x4d0
[  257.538192]  [<ffffffff812defce>] ? file_has_perm+0x8e/0xa0
[  257.539171]  [<ffffffff81176bd8>] ? SyS_ioctl+0x88/0xa0
[  257.540211]  [<ffffffff8179b0cf>] ? tracesys+0xdd/0xe2
[  257.541202] Code: fe ff ff 66 90 48 89 f1 41 89 f0 48 c1 e9 20 48 89 cf 8b
4b 08 4c 8b 53 18 44 8d 59 01 44 89 5b 08 41 89 d3 41 81 cb 00 00 20 24 <45> 89
1c 8a 8b 4b 08 4c 8b 53 18 44 8d 59 01 44 89 5b 08 45 89 
[  257.543604] RIP  [<ffffffffa00c1e36>] si_vm_set_page+0x2c6/0x420 [radeon]
[  257.544841]  RSP <ffff880425897aa8>

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