Public bug reported:
linux-image-omap4_3.2.0.1413.13_armel
I have Precise running on a Pandaboard ES. On every Precise kernel so
far, the board crashes after running for several hours (usually less
than 12). The system is basically idle during this time.
[50379.397308] Internal error: Oops - undefined instruction: 0 [#1] PREEMPT SMP
[50379.404968] Modules linked in: cpufreq_ondemand dm_crypt wl12xx_sdio wl12xx
mac80211 cfg80211 twl6040_vibra ff_memless leds_gpio
[50379.417572] CPU: 0 Tainted: G W (3.2.0-1413-omap4 #17-Ubuntu)
[50379.425109] PC is at __do_div64+0xcc/0xe8
[50379.427764] LR is at omap2_get_dpll_rate+0xc0/0xc8
[50379.427764] pc : [<c02b3fa8>] lr : [<c002c9c0>] psr: 60070093
[50379.427764] sp : ee2dbcf0 ip : 0000001d fp : ee2dbd0c
[50379.427764] r10: c07612bc r9 : 00124f80 r8 : 00000000
[50379.427764] r7 : 00000007 r6 : 00000000 r5 : c092cf18 r4 : 00000008
[50379.427764] r3 : 00000000 r2 : 23c34600 r1 : 00000001 r0 : 1e1a3000
[50379.427764] Flags: nZCv IRQs off FIQs on Mode SVC_32 ISA ARM Segment
kernel
[50379.466796] Control: 10c5387d Table: ac61804a DAC: 00000015
[50379.480987] Process kworker/0:1 (pid: 45, stack limit = 0xee2da2f8)
[50379.480987] Stack: (0xee2dbcf0 to 0xee2dc000)
[50379.480987] bce0: c092cf18 c0928cc0
29b92700 c092cf18
[50379.501312] bd00: ee2dbd1c ee2dbd10 c002d44c c002c90c ee2dbd3c ee2dbd20
c002d800 c002d440
[50379.501312] bd20: 29b92700 c0928d1c 47868c00 c092cf18 ee2dbd5c ee2dbd40
c002df34 c002d7c8
[50379.501312] bd40: c0972158 c0928d1c 60070013 29b92700 ee2dbd8c ee2dbd60
c002c1f8 c002deb4
[50379.501312] bd60: c002c120 c0972158 c0928d1c 60070013 29b92700 29b92700
00124f80 ee005c08
[50379.536682] bd80: ee2dbdac ee2dbd90 c00311e4 c002c12c c0924a4c ee239e20
ee2064c0 00000000
[50379.536682] bda0: ee2dbdfc ee2dbdb0 c00287d0 c003118c c05d14a8 c05d1398
ee005c08 ee2064dc
[50379.536682] bdc0: c0971e54 00000000 ee2dbdfc ee2dbdd8 c00284a8 ee005c08
ee2064c0 ee005c08
[50379.563201] bde0: 00000000 00124f80 c0918760 ee5ce9c0 ee2dbe3c ee2dbe00
c0028a48 c00285f4
[50379.572052] be00: ee2dbe3c ee2dbe10 c0443814 c007a3f8 00000002 29b92700
c091d1e4 ee2dbe48
[50379.572052] be20: c091d1e4 c091c994 00000000 00000002 ee2dbe84 ee2dbe40
c0024b70 c00288c4
[50379.580902] be40: ee2dbe64 ee2dbe50 00000002 00124f80 000aae60 c0024d01
00000000 c0971de0
[50379.598571] be60: ee5ce9c0 00000000 00000000 00000002 c0918760 ee5ce9c0
ee2dbeb4 ee2dbe88
[50379.598571] be80: c0024d90 c0024aa0 ee2dbe94 c124a760 00000000 00000001
ee2dbeb4 00000000
[50379.598571] bea0: 00051381 ee5ce9c0 ee2dbecc ee2dbeb8 c0442ccc c0024d10
00000001 bf23a284
[50379.598571] bec0: ee2dbf1c ee2dbed0 bf239a94 c0442c78 00932000 c09162c0
c1242760 02130180
[50379.633941] bee0: b6a82a59 0000000a bad86935 0000000b c0048954 c1242784
c12427e4 00000000
[50379.642791] bf00: bf23a284 c1242760 bf239ab0 c12403c0 ee2dbf44 ee2dbf20
bf239b14 bf23975c
[50379.642791] bf20: 00000000 ee2a0280 c12403c0 c1245400 c1242784 00000000
ee2dbf84 ee2dbf48
[50379.660461] bf40: c006f010 bf239abc c05cee14 c05d14c4 c1245405 00000000
ee2dbf74 ee2a0280
[50379.669311] bf60: c12403c0 ee2da000 c09953a0 ee2a0290 00000009 c12403c0
ee2dbfb4 ee2dbf88
[50379.669311] bf80: c006f510 c006ed88 00000000 ee0adeb8 ee2a0280 c006f3cc
00000013 00000000
[50379.678161] bfa0: 00000000 00000000 ee2dbff4 ee2dbfb8 c007420c c006f3d8
00000000 00000000
[50379.695831] bfc0: ee2a0280 00000000 00000000 00000000 ee2dbfd0 ee2dbfd0
00000000 ee0adeb8
[50379.695831] bfe0: c0074174 c000ee84 00000000 ee2dbff8 c000ee84 c0074180
aab2aaaa aaaaaaaa
[50379.695831] [<c02b3fa8>] (__do_div64+0xcc/0xe8) from [<c002c9c0>]
(omap2_get_dpll_rate+0xc0/0xc8)
[50379.695831] [<c002c9c0>] (omap2_get_dpll_rate+0xc0/0xc8) from [<c002d44c>]
(omap3_dpll_recalc+0x18/0x1c)
[50379.695831] [<c002d44c>] (omap3_dpll_recalc+0x18/0x1c) from [<c002d800>]
(omap3_noncore_dpll_set_rate+0x44/0x2a4)
[50379.744476] [<c002d800>] (omap3_noncore_dpll_set_rate+0x44/0x2a4) from
[<c002df34>] (omap4460_mpu_dpll_set_rate+0x8c/0x130)
[50379.744476] [<c002df34>] (omap4460_mpu_dpll_set_rate+0x8c/0x130) from
[<c002c1f8>] (omap2_clk_set_rate+0xd8/0xe8)
[50379.767608] [<c002c1f8>] (omap2_clk_set_rate+0xd8/0xe8) from [<c00311e4>]
(clk_set_rate+0x64/0x98)
[50379.771820] [<c00311e4>] (clk_set_rate+0x64/0x98) from [<c00287d0>]
(_dvfs_scale.isra.0+0x1e8/0x2d0)
[50379.771820] [<c00287d0>] (_dvfs_scale.isra.0+0x1e8/0x2d0) from [<c0028a48>]
(omap_device_scale+0x190/0x264)
[50379.771820] [<c0028a48>] (omap_device_scale+0x190/0x264) from [<c0024b70>]
(omap_cpufreq_scale+0xdc/0x270)
[50379.771820] [<c0024b70>] (omap_cpufreq_scale+0xdc/0x270) from [<c0024d90>]
(omap_target+0x8c/0xb4)
[50379.817871] [<c0024d90>] (omap_target+0x8c/0xb4) from [<c0442ccc>]
(__cpufreq_driver_target+0x60/0x74)
[50379.817871] [<c0442ccc>] (__cpufreq_driver_target+0x60/0x74) from
[<bf239a94>] (dbs_check_cpu+0x344/0x360 [cpufreq_ondemand])
[50379.817871] [<bf239a94>] (dbs_check_cpu+0x344/0x360 [cpufreq_ondemand]) from
[<bf239b14>] (do_dbs_timer+0x64/0x104 [cpufreq_ondemand])
[50379.853271] [<bf239b14>] (do_dbs_timer+0x64/0x104 [cpufreq_ondemand]) from
[<c006f010>] (process_one_work+0x294/0x48c)
[50379.853271] [<c006f010>] (process_one_work+0x294/0x48c) from [<c006f510>]
(worker_thread+0x144/0x240)
[50379.874816] [<c006f510>] (worker_thread+0x144/0x240) from [<c007420c>]
(kthread+0x98/0xa0)
[50379.874816] [<c007420c>] (kthread+0x98/0xa0) from [<c000ee84>]
(kernel_thread_exit+0x0/0x8)
[50379.892791] Code: e1a03c31 e1a02c30 e26cc020 e1822c11 (e1a01c10)
[50379.917236] ---[ end trace da227214a82491ba ]---
[50379.922332] note: kworker/0:1[45] exited with preempt_count 1
[50379.928619] Unable to handle kernel paging request at virtual address
fffffffc
[50379.936614] pgd = c0004000
[50379.939544] [fffffffc] *pgd=afffe821, *pte=00000000, *ppte=00000000
[50379.946319] Internal error: Oops: 17 [#2] PREEMPT SMP
[50379.951812] Modules linked in: cpufreq_ondemand dm_crypt wl12xx_sdio wl12xx
mac80211 cfg80211 twl6040_vibra ff_memless leds_gpio
[50379.964385] CPU: 0 Tainted: G D W (3.2.0-1413-omap4 #17-Ubuntu)
[50379.971954] PC is at kthread_data+0x18/0x20
[50379.974700] LR is at wq_worker_sleeping+0x1c/0xc4
[50379.974700] pc : [<c0074538>] lr : [<c006ffc0>] psr: 20070093
[50379.974700] sp : ee2dba90 ip : ee2dbaa0 fp : ee2dba9c
[50379.994018] r10: c07612bc r9 : c05cf568 r8 : ee2da000
[50379.994018] r7 : 00000000 r6 : ee1c78e0 r5 : 00000000 r4 : ee1c7640
[50380.006134] r3 : 00000000 r2 : ee000160 r1 : 00000000 r0 : ee1c7640
[50380.013031] Flags: nzCv IRQs off FIQs on Mode SVC_32 ISA ARM Segment
user
[50380.020965] Control: 10c5387d Table: ac61804a DAC: 00000015
[50380.020965] Process kworker/0:1 (pid: 45, stack limit = 0xee2da2f8)
[50380.028778] Stack: (0xee2dba90 to 0xee2dc000)
[50380.037658] ba80: ee2dbabc ee2dbaa0
c006ffc0 c007452c
[50380.048126] baa0: 8420806c ee1c7640 c12420c0 ee1c78e0 ee2dbb54 ee2dbac0
c05cc1d4 c006ffb0
[50380.055511] bac0: ee1f3844 ee1f3340 00000000 00000000 ee2dbaf4 c05cc7e8
c091628c c09180c0
[50380.059539] bae0: c0916788 c093b5c0 ee2dbb1c ee2dbaf8 c00b637c c02c598c
00000002 ee1c7640
[50380.074645] bb00: ee1c7640 00000000 00000020 e1000000 ee2dbb2c ee2dbb20
c00b6498 c00b634c
[50380.083496] bb20: ee2dbb4c ee2dbb30 c0055d28 ee1c7640 0000000b 00000001
00000000 e1000000
[50380.083496] bb40: c05cf568 c07612bc ee2dbb64 ee2dbb58 c05cc7e8 c05cc09c
ee2dbb8c ee2dbb68
[50380.083496] bb60: c0057380 c05cc774 00008001 ee2dbc68 ee2da000 00000001
00000000 e1000000
[50380.110015] bb80: ee2dbbac ee2dbb90 c0012240 c0057004 ee2dbc68 c02b3fa8
e1a01c10 00000000
[50380.118865] bba0: ee2dbbbc ee2dbbb0 c00122b0 c001213c ee2dbc64 ee2dbbc0
c00084ac c0012260
[50380.121978] bbc0: 00000006 c05d1448 00000004 00000000 00030001 c02b3fa8
ee2dbbf0 00000001
[50380.134094] bbe0: ee2dbc04 ee2dbbf0 c05d141c c004894c c092eabc c092ea70
ee2dbc14 ee2dbc08
[50380.141082] bc00: c05d14a8 c05d1398 ee2dbc24 ee2dbc18 c05ce8f0 c05d1448
ee2dbc44 ee2dbc28
[50380.154235] bc20: c0023234 c05ce8c8 ee633b40 00000001 ee633b20 c00345e8
ee633b20 c0034610
[50380.163085] bc40: ee633b20 ee633b60 c02b3fac 60070093 c05cf814 00000000
ee2dbd0c ee2dbc68
[50380.163085] bc60: c05cf568 c000834c 1e1a3000 00000001 23c34600 00000000
00000008 c092cf18
[50380.176422] bc80: 00000000 00000007 00000000 00124f80 c07612bc ee2dbd0c
0000001d ee2dbcf0
[50380.189605] bca0: c002c9c0 c02b3fa8 60070093 ffffffff ee2dbccc ee2dbcc0
c05ce8f0 c05d1448
[50380.197875] bcc0: ee2dbcfc ee2dbcd0 c003dd30 c05ce8c8 00000000 c05ced44
ee2dbcfc c002c934
[50380.202819] bce0: ee2dbd0c ee2dbcf0 c002c934 c001e614 c092cf18 c0928cc0
29b92700 c092cf18
[50380.215820] bd00: ee2dbd1c ee2dbd10 c002d44c c002c90c ee2dbd3c ee2dbd20
c002d800 c002d440
[50380.224975] bd20: 29b92700 c0928d1c 47868c00 c092cf18 ee2dbd5c ee2dbd40
c002df34 c002d7c8
[50380.233825] bd40: c0972158 c0928d1c 60070013 29b92700 ee2dbd8c ee2dbd60
c002c1f8 c002deb4
[50380.242675] bd60: c002c120 c0972158 c0928d1c 60070013 29b92700 29b92700
00124f80 ee005c08
[50380.249572] bd80: ee2dbdac ee2dbd90 c00311e4 c002c12c c0924a4c ee239e20
ee2064c0 00000000
[50380.255004] bda0: ee2dbdfc ee2dbdb0 c00287d0 c003118c c05d14a8 c05d1398
ee005c08 ee2064dc
[50380.269195] bdc0: c0971e54 00000000 ee2dbdfc ee2dbdd8 c00284a8 ee005c08
ee2064c0 ee005c08
[50380.278045] bde0: 00000000 00124f80 c0918760 ee5ce9c0 ee2dbe3c ee2dbe00
c0028a48 c00285f4
[50380.278045] be00: ee2dbe3c ee2dbe10 c0443814 c007a3f8 00000002 29b92700
c091d1e4 ee2dbe48
[50380.294281] be20: c091d1e4 c091c994 00000000 00000002 ee2dbe84 ee2dbe40
c0024b70 c00288c4
[50380.304565] be40: ee2dbe64 ee2dbe50 00000002 00124f80 000aae60 c0024d01
00000000 c0971de0
[50380.313415] be60: ee5ce9c0 00000000 00000000 00000002 c0918760 ee5ce9c0
ee2dbeb4 ee2dbe88
[50380.318969] be80: c0024d90 c0024aa0 ee2dbe94 c124a760 00000000 00000001
ee2dbeb4 00000000
[50380.330902] bea0: 00051381 ee5ce9c0 ee2dbecc ee2dbeb8 c0442ccc c0024d10
00000001 bf23a284
[50380.339935] bec0: ee2dbf1c ee2dbed0 bf239a94 c0442c78 00932000 c09162c0
c1242760 02130180
[50380.341369] bee0: b6a82a59 0000000a bad86935 0000000b c0048954 c1242784
c12427e4 00000000
[50380.357635] bf00: bf23a284 c1242760 bf239ab0 c12403c0 ee2dbf44 ee2dbf20
bf239b14 bf23975c
[50380.364715] bf20: 00000000 ee2a0280 c12403c0 c1245400 c1242784 00000000
ee2dbf84 ee2dbf48
[50380.371643] bf40: c006f010 bf239abc c05cee14 c05d14c4 c1245405 00000000
ee2dbf74 ee2a0280
[50380.384155] bf60: c12403c0 ee2da000 c09953a0 ee2a0290 00000009 c12403c0
ee2dbfb4 ee2dbf88
[50380.393005] bf80: c006f510 c006ed88 00000000 ee0adeb8 ee2a0280 c006f3cc
00000013 00000000
[50380.397674] bfa0: 00000000 00000000 ee2dbff4 ee2dbfb8 c007420c c006f3d8
00000000 00000000
[50380.403503] bfc0: ee2a0280 00000001 00000000 00000000 ee2dbfd0 ee2dbfd0
00000000 ee0adeb8
[50380.419525] bfe0: c0074174 c000ee84 00000000 ee2dbff8 c000ee84 c0074180
aab2aaaa aaaaaaaa
[50380.427124] [<c0074538>] (kthread_data+0x18/0x20) from [<c006ffc0>]
(wq_worker_sleeping+0x1c/0xc4)
[50380.438079] [<c006ffc0>] (wq_worker_sleeping+0x1c/0xc4) from [<c05cc1d4>]
(__schedule+0x144/0x5c8)
[50380.447784] [<c05cc1d4>] (__schedule+0x144/0x5c8) from [<c05cc7e8>]
(schedule+0x80/0x84)
[50380.456542] [<c05cc7e8>] (schedule+0x80/0x84) from [<c0057380>]
(do_exit+0x388/0x3a4)
[50380.460510] [<c0057380>] (do_exit+0x388/0x3a4) from [<c0012240>]
(die+0x110/0x124)
[50380.465942] [<c0012240>] (die+0x110/0x124) from [<c00122b0>]
(arm_notify_die+0x5c/0x60)
[50380.465942] [<c00122b0>] (arm_notify_die+0x5c/0x60) from [<c00084ac>]
(do_undefinstr+0x16c/0x190)
[50380.491455] [<c00084ac>] (do_undefinstr+0x16c/0x190) from [<c05cf568>]
(__und_svc+0x48/0x60)
[50380.497497] Exception stack(0xee2dbc68 to 0xee2dbcb0)
[50380.505706] bc60: 1e1a3000 00000001 23c34600 00000000
00000008 c092cf18
[50380.514892] bc80: 00000000 00000007 00000000 00124f80 c07612bc ee2dbd0c
0000001d ee2dbcf0
[50380.520385] bca0: c002c9c0 c02b3fa8 60070093 ffffffff
[50380.528808] [<c05cf568>] (__und_svc+0x48/0x60) from [<c02b3fa8>]
(__do_div64+0xcc/0xe8)
[50380.537231] [<c02b3fa8>] (__do_div64+0xcc/0xe8) from [<c002c9c0>]
(omap2_get_dpll_rate+0xc0/0xc8)
[50380.544952] [<c002c9c0>] (omap2_get_dpll_rate+0xc0/0xc8) from [<c002d44c>]
(omap3_dpll_recalc+0x18/0x1c)
[50380.551971] [<c002d44c>] (omap3_dpll_recalc+0x18/0x1c) from [<c002d800>]
(omap3_noncore_dpll_set_rate+0x44/0x2a4)
[50380.568817] [<c002d800>] (omap3_noncore_dpll_set_rate+0x44/0x2a4) from
[<c002df34>] (omap4460_mpu_dpll_set_rate+0x8c/0x130)
[50380.575592] [<c002df34>] (omap4460_mpu_dpll_set_rate+0x8c/0x130) from
[<c002c1f8>] (omap2_clk_set_rate+0xd8/0xe8)
[50380.591003] [<c002c1f8>] (omap2_clk_set_rate+0xd8/0xe8) from [<c00311e4>]
(clk_set_rate+0x64/0x98)
[50380.601654] [<c00311e4>] (clk_set_rate+0x64/0x98) from [<c00287d0>]
(_dvfs_scale.isra.0+0x1e8/0x2d0)
[50380.611541] [<c00287d0>] (_dvfs_scale.isra.0+0x1e8/0x2d0) from [<c0028a48>]
(omap_device_scale+0x190/0x264)
[50380.611694] [<c0028a48>] (omap_device_scale+0x190/0x264) from [<c0024b70>]
(omap_cpufreq_scale+0xdc/0x270)
[50380.630218] [<c0024b70>] (omap_cpufreq_scale+0xdc/0x270) from [<c0024d90>]
(omap_target+0x8c/0xb4)
[50380.642211] [<c0024d90>] (omap_target+0x8c/0xb4) from [<c0442ccc>]
(__cpufreq_driver_target+0x60/0x74)
[50380.645904] [<c0442ccc>] (__cpufreq_driver_target+0x60/0x74) from
[<bf239a94>] (dbs_check_cpu+0x344/0x360 [cpufreq_ondemand])
[50380.664550] [<bf239a94>] (dbs_check_cpu+0x344/0x360 [cpufreq_ondemand]) from
[<bf239b14>] (do_dbs_timer+0x64/0x104 [cpufreq_ondemand])
[50380.676513] [<bf239b14>] (do_dbs_timer+0x64/0x104 [cpufreq_ondemand]) from
[<c006f010>] (process_one_work+0x294/0x48c)
[50380.678924] [<c006f010>] (process_one_work+0x294/0x48c) from [<c006f510>]
(worker_thread+0x144/0x240)
[50380.694976] [<c006f510>] (worker_thread+0x144/0x240) from [<c007420c>]
(kthread+0x98/0xa0)
[50380.708129] [<c007420c>] (kthread+0x98/0xa0) from [<c000ee84>]
(kernel_thread_exit+0x0/0x8)
[50380.717163] Code: e24cb004 e92d4000 e8bd4000 e5903274 (e5130004)
** Affects: linux-meta-ti-omap4 (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1012735
Title:
omap4 kernel oops
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