[Bug 606081] Re: radeon_info_ioctl: [340700.513619] BUG: unable to handle kernel paging request at fffffffff0ea1e74

Sun Aug 1 00:29:01 UTC 2010

Still occurs on 2.6.35-12-generic (64bit) - fully repeatable with google-earth.
Running with drm.debug=0x07 I see:

Aug  1 01:22:11 major kernel: [   68.691776] [drm:drm_stub_open],
Aug  1 01:22:11 major kernel: [   68.691779] [drm:drm_open_helper], pid = 2227, minor = 0
Aug  1 01:22:11 major kernel: [   68.691791] [drm:drm_ioctl], pid=2227, cmd=0x80046402, nr=0x02, dev 0xe200, auth=0
Aug  1 01:22:11 major kernel: [   68.691795] [drm:drm_add_magic], 1
Aug  1 01:22:11 major kernel: [   68.691796] [drm:drm_getmagic], 1
Aug  1 01:22:11 major kernel: [   68.691826] [drm:drm_ioctl], pid=1312, cmd=0x40046411, nr=0x11, dev 0xe200, auth=1
Aug  1 01:22:11 major kernel: [   68.691830] [drm:drm_authmagic], 1
Aug  1 01:22:11 major kernel: [   68.691831] [drm:drm_remove_magic], 1
Aug  1 01:22:11 major kernel: [   68.692502] [drm:drm_ioctl], pid=2227, cmd=0xc0406400, nr=0x00, dev 0xe200, auth=1
Aug  1 01:22:11 major kernel: [   68.692507] [drm:drm_ioctl], pid=2227, cmd=0xc0406400, nr=0x00, dev 0xe200, auth=1
Aug  1 01:22:11 major kernel: [   68.694756] [drm:drm_ioctl], pid=2227, cmd=0xc0106467, nr=0x67, dev 0xe200, auth=1
Aug  1 01:22:11 major kernel: [   68.844096] [drm:drm_ioctl], pid=2227, cmd=0xc0106467, nr=0x67, dev 0xe200, auth=1
Aug  1 01:22:11 major kernel: [   68.844109] BUG: unable to handle kernel paging request at ffffffffec8f9294
Aug  1 01:22:11 major kernel: [   68.844112] IP: [<ffffffffa0141e50>] radeon_info_ioctl+0x20/0x150 [radeon]
Aug  1 01:22:11 major kernel: [   68.844126] PGD 1a2c067 PUD 1a2d067 PMD 0
Aug  1 01:22:11 major kernel: [   68.844128] Oops: 0000 [#1] SMP
Aug  1 01:22:11 major kernel: [   68.844130] last sysfs file: /sys/devices/system/cpu/cpu7/cpufreq/scaling_max_freq
Aug  1 01:22:11 major kernel: [   68.844132] CPU 7
Aug  1 01:22:11 major kernel: [   68.844133] Modules linked in: ip6table_filter ip6_tables dm_crypt binfmt_misc ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp kvm_intel kvm snd_hda_codec_atihdmi snd_hda_codec_via snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device ppdev snd parport_pc soundcore snd_page_alloc lp parport radeon usbhid ttm r8169 firewire_ohci hid usb_storage mii firewire_core drm_kms_helper pata_via drm crc_itu_t i2c_algo_bit configfs
Aug  1 01:22:11 major kernel: [   68.844156]
Aug  1 01:22:11 major kernel: [   68.844159] Pid: 2227, comm: googleearth-bin Not tainted 2.6.35-12-generic #17-Ubuntu P55M Pro/To Be Filled By O.E.M.
Aug  1 01:22:11 major kernel: [   68.844161] RIP: 0010:[<ffffffffa0141e50>]  [<ffffffffa0141e50>] radeon_info_ioctl+0x20/0x150 [radeon]
Aug  1 01:22:11 major kernel: [   68.844170] RSP: 0018:ffff88021a3a5dd8  EFLAGS: 00210296
Aug  1 01:22:11 major kernel: [   68.844171] RAX: ffff88022abfa000 RBX: ffffffffec8f9294 RCX: ffffffffa01e0811
Aug  1 01:22:11 major kernel: [   68.844173] RDX: ffff88020b1c4d80 RSI: ffff88021a3a5e58 RDI: ffff8802292f0000
Aug  1 01:22:11 major kernel: [   68.844174] RBP: ffff88021a3a5df8 R08: ffffffffa01eb210 R09: ffffffffa0141e30
Aug  1 01:22:11 major kernel: [   68.844176] R10: ffff88021a3a5e58 R11: 0000000000000001 R12: ffff8802292f0000
Aug  1 01:22:11 major kernel: [   68.844177] R13: 0000000000000067 R14: 00000000c0106467 R15: 0000000000000000
Aug  1 01:22:11 major kernel: [   68.844179] FS:  0000000000000000(0000) GS:ffff880001fc0000(0063) knlGS:00000000f5104720
Aug  1 01:22:11 major kernel: [   68.844181] CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
Aug  1 01:22:11 major kernel: [   68.844182] CR2: ffffffffec8f9294 CR3: 000000020b269000 CR4: 00000000000006e0
Aug  1 01:22:11 major kernel: [   68.844184] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Aug  1 01:22:11 major kernel: [   68.844185] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Aug  1 01:22:11 major kernel: [   68.844187] Process googleearth-bin (pid: 2227, threadinfo ffff88021a3a4000, task ffff88021ebcadc0)
Aug  1 01:22:11 major kernel: [   68.844188] Stack:
Aug  1 01:22:11 major kernel: [   68.844189]  ffff88021a3a5df8 ffffffff81100527 00000000000008b3 ffff88020b1c4d80
Aug  1 01:22:11 major kernel: [   68.844192] <0> ffff88021a3a5f18 ffffffffa002334a 0000000200000067 000000000000e200
Aug  1 01:22:11 major kernel: [   68.844194] <0> 0000020000000001 ffff88020e2f34b0 ffffea000731a538 ffffffffa01eb210
Aug  1 01:22:11 major kernel: [   68.844197] Call Trace:
Aug  1 01:22:11 major kernel: [   68.844203]  [<ffffffff81100527>] ? unlock_page+0x27/0x30
Aug  1 01:22:11 major kernel: [   68.844211]  [<ffffffffa002334a>] drm_ioctl+0x34a/0x4c0 [drm]
Aug  1 01:22:11 major kernel: [   68.844220]  [<ffffffffa0141e30>] ? radeon_info_ioctl+0x0/0x150 [radeon]
Aug  1 01:22:11 major kernel: [   68.844223]  [<ffffffff8111f759>] ? handle_mm_fault+0x1b9/0x440
Aug  1 01:22:11 major kernel: [   68.844235]  [<ffffffffa01c3f54>] radeon_kms_compat_ioctl+0x14/0x30 [radeon]
Aug  1 01:22:11 major kernel: [   68.844238]  [<ffffffff811992e3>] compat_sys_ioctl+0xb3/0x270
Aug  1 01:22:11 major kernel: [   68.844241]  [<ffffffff8104511f>] sysenter_dispatch+0x7/0x2e
Aug  1 01:22:11 major kernel: [   68.844243] Code: 1f 44 00 00 e8 92 93 23 e1 c9 c3 55 48 89 e5 53 48 83 ec 18 0f 1f 44 00 00 48 8b 5e 08 48 8b 87 98 03 00 00 48 c7 c1 11 08 1e a0 <44> 8b 0b 44 89 4d ec 44 8b 06 41 83 f8 05 76 30 31 c0 48 c7 c2
Aug  1 01:22:11 major kernel: [   68.844262] RIP  [<ffffffffa0141e50>] radeon_info_ioctl+0x20/0x150 [radeon]
Aug  1 01:22:11 major kernel: [   68.844271]  RSP <ffff88021a3a5dd8>
Aug  1 01:22:11 major kernel: [   68.844272] CR2: ffffffffec8f9294
Aug  1 01:22:11 major kernel: [   68.844274] ---[ end trace 57d9d5535b906a50 ]---

** Summary changed:

- [340700.513619] BUG: unable to handle kernel paging request at fffffffff0ea1e74
+ radeon_info_ioctl: [340700.513619] BUG: unable to handle kernel paging request at fffffffff0ea1e74

-- 
radeon_info_ioctl: [340700.513619] BUG: unable to handle kernel paging request at fffffffff0ea1e74
https://bugs.launchpad.net/bugs/606081
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