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[Bug 1018217] Re: Kernel panic while running powertop-2.0 with tilt-3.4

 

** Changed in: linaro-ubuntu
       Status: Fix Committed => Fix Released

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https://bugs.launchpad.net/bugs/1018217

Title:
  Kernel panic while running powertop-2.0 with tilt-3.4

Status in Linaro Texas Instruments Landing Team:
  Fix Released
Status in Linaro Ubuntu Evaluation Builds:
  Fix Released

Bug description:
  Using image from http://snapshots.linaro.org/precise/pre-built/lt-
  panda-x11-base/139/lt-panda-x11-base-precise_ubuntu-
  desktop_20120626-139.html

  Just install (apt-get update/apt-get install powertop) and run
  powertop with latest tilt-3.4 kernel.

  Kernel:
  Linux linaro-ubuntu-desktop 3.4.0-1-linaro-lt-omap #1~120625232503-Ubuntu SMP PREEMPT Tue Jun 26 01:25:56 UTC 2012 armv7l armv7l armv7l GNU/Linux

  $ powertop
  Segmentation fault

  Kernel trace:
  [  119.588592] Unable to handle kernel paging request at virtual address e66107b8
  [  119.596221] pgd = d3514000
  [  119.599060] [e66107b8] *pgd=00000000
  [  119.602844] Internal error: Oops: 5 [#1] PREEMPT SMP THUMB2
  [  119.608703] Modules linked in: arc4 bnep rfcomm ppdev lp parport wl12xx wlcore mac80211 cfg80211 gator wlcore_sdio btwilink bluetooth usbhid hid
  [  119.622467] CPU: 0    Tainted: G        W     (3.4.0-1-linaro-lt-omap #1~120625232503-Ubuntu)
  [  119.631469] PC is at vmap_pte_range+0x4e/0xc8
  [  119.636077] LR is at vmap_page_range_noflush+0x53/0x70
  [  119.641479] pc : [<c00b195e>]    lr : [<c00b1a2b>]    psr: 800f0133
  [  119.641479] sp : dc515d38  ip : 00000000  fp : e3536140
  [  119.653594] r10: beffffff  r9 : 0000065f  r8 : c0d9a300
  [  119.659088] r7 : c079e568  r6 : dc515d74  r5 : e66107bc  r4 : fe7ee000
  [  119.665954] r3 : e66107b8  r2 : 00000000  r1 : c102f920  r0 : e3536140
  [  119.672851] Flags: Nzcv  IRQs on  FIQs on  Mode SVC_32  ISA Thumb  Segment user
  [  119.680541] Control: 50c5387d  Table: 9351404a  DAC: 00000015
  [  119.686614] 
  [  119.686614] PC: 0xc00b18de:
  [  119.691101] 18dc  f5034633 46281600 35084619 05760d76 42ba1e72 4626bf28 f7ff4632 42a6ffb1
  [  119.699768] 18fc  bdf8d1ee c07d2864 f85db500 1809eb04 bfd6f7ff 4ff7e92d f85db500 4699eb04
  [  119.708465] 191c  46056803 9201460c b91b9e0d f8bbf7f9 d1482800 f3c4682d f4253308 f025657f
  [  119.717132] 193c  f1a5050f eb154540 d03c0583 8088f8df 4a82f06f 68324f1e 980c462b f8503504
  [  119.725799] 195c  681a1022 481bb132 f779216a f06ffd5b e02a000f 4817b921 f779216c e022fd53
  [  119.734466] 197c  0000f8d8 68381a09 45540b00 1b61eb00 3b0bea49 4618d902 e0084659 93004658
  [  119.743133] 199c  fe9ef762 46599b00 6200f44f f7644618 6833fead 5480f504 60333301 429c9b01
  [  119.751831] 19bc  2000d1c9 f06fe001 e8bd000b bf008ffe c079e568 c062ab2c c0d9a300 47ffe92d
  [  119.760498] 19dc  f85db500 461feb04 42882300 4690460c d3009303 4b14de02 46010d45 39fff104
  [  119.769165] 
  [  119.769165] LR: 0xc00b19ab:
  [  119.773651] 19a8  f7644618 6833fead 5480f504 60333301 429c9b01 2000d1c9 f06fe001 e8bd000b
  [  119.782348] 19c8  bf008ffe c079e568 c062ab2c c0d9a300 47ffe92d f85db500 461feb04 42882300
  [  119.791015] 19e8  4690460c d3009303 4b14de02 46010d45 39fff104 0a0cf10d eb036a5b e00005c5
  [  119.799682] 1a08  f5014631 0d761600 1e730576 bf28454b b1554626 46324628 e88d4643 f7ff0480
  [  119.808349] 1a28  b910ff73 9803e006 f06fe001 b004000b 87f0e8bd 42a63508 e7f4d1e2 c07d2864
  [  119.817047] 1a48  b500b538 eb04f85d 6881460b 68424614 5180f5a1 18894610 6823461a ffb8f7ff
  [  119.825714] 1a68  681b4b09 4605079a 4b08d403 4798685b f3bfe001 2d008f4f 6823dd04 0585eb03
  [  119.834381] 1a88  25006025 bd384628 c0799f5c c0799f74 b500b513 eb04f85d e8906883 f0430012
  [  119.843048] 1aa8  60830301 4b0e1a61 f1030b09 e8520214 44080f00 0400e842 0f00f094 695cd1f7
  [  119.851715] 
  [  119.851745] SP: 0xdc515cb8:
  [  119.856231] 5cb8  c102fcf4 c0099069 0000f13a c009a4a7 c080e140 c0770ba4 00000001 c102f940
  [  119.864898] 5cd8  600f0113 c00b195e 800f0133 ffffffff dc515d24 c0468179 e3536140 c102f920
  [  119.873596] 5cf8  00000000 e66107b8 fe7ee000 e66107bc dc515d74 c079e568 c0d9a300 0000065f
  [  119.882263] 5d18  beffffff e3536140 00000000 dc515d38 c00b1a2b c00b195e 800f0133 ffffffff
  [  119.890930] 5d38  c0007f98 fe7ef000 fe7ef000 fe7ef000 c0007f98 fe7ef000 e3536140 0000065f
  [  119.899597] 5d58  fe7eefff dc515d74 e3536140 c00b1a2b e3536140 dc515d74 0000065f 00000000
  [  119.908264] 5d78  00000000 00000000 dc4d4300 dc538ec0 c079adcc fe7ee000 c0811c10 c00a811b
  [  119.916931] 5d98  c079a574 00001000 dc538ec0 dc4d4300 00000000 00000001 dc515df0 00000000
  [  119.925628] 
  [  119.925628] FP: 0xe35360c0:
  [  119.930114] 60c0  00000000 00000000 dead4ead ffffffff ffffffff c0d9b274 00000000 00000000
  [  119.938781] 60e0  c062c038 dc565c54 dc565c54 00000000 00000000 00000010 00000001 00000001
  [  119.947479] 6100  00000000 00000001 00000001 00000000 00000000 00000000 e29f5260 e4175200
  [  119.956146] 6120  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
  [  119.964813] 6140  c102f920 00000000 00000000 00000000 00000000 00000000 00000000 00000000
  [  119.973480] 6160  00000000 c102f940 00000000 00000000 00000000 00000000 00000000 00000000
  [  119.982147] 6180  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
  [  119.990844] 61a0  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
  [  119.999511] 
  [  119.999511] R0: 0xe35360c0:
  [  120.003997] 60c0  00000000 00000000 dead4ead ffffffff ffffffff c0d9b274 00000000 00000000
  [  120.012664] 60e0  c062c038 dc565c54 dc565c54 00000000 00000000 00000010 00000001 00000001
  [  120.021331] 6100  00000000 00000001 00000001 00000000 00000000 00000000 e29f5260 e4175200
  [  120.029998] 6120  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
  [  120.038665] 6140  c102f920 00000000 00000000 00000000 00000000 00000000 00000000 00000000
  [  120.047363] 6160  00000000 c102f940 00000000 00000000 00000000 00000000 00000000 00000000
  [  120.056030] 6180  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
  [  120.064697] 61a0  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
  [  120.073364] 
  [  120.073364] R1: 0xc102f8a0:
  [  120.077880] f8a0  00000080 00000000 00000000 ffffffff 00000001 e60004c0 e4376d00 00000000
  [  120.086547] f8c0  00000080 00000000 00000000 ffffffff 00000001 e60004c0 e4376ec0 00000000
  [  120.095214] f8e0  00000080 00000000 00000000 ffffffff 00000001 e60004c0 d34d7b40 00000000
  [  120.103881] f900  00000080 00000000 00000000 ffffffff 00000001 e60004c0 dc538c00 00000000
  [  120.112548] f920  00000000 00000000 00000000 ffffffff 00000001 00100100 00200200 00000000
  [  120.121246] f940  00000000 00000000 00000000 ffffffff 00000001 00100100 00200200 00000000
  [  120.129913] f960  00000000 00000000 00000000 ffffffff 00000000 c15ddbb0 c102f994 00000000
  [  120.138580] f980  00000000 00000000 00000000 ffffffff 00000000 c102f974 c102f9b4 00000000
  [  120.147277] 
  [  120.147277] R3: 0xe6610738:
  [  120.151763] 0738  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.160461] 0758  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.169128] 0778  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.177825] 0798  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.186492] 07b8  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.195190] 07d8  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.203857] 07f8  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.212554] 0818  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.221252] 
  [  120.221252] R4: 0xfe7edf80:
  [  120.225769] df80  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.234436] dfa0  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.243133] dfc0  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.251800] dfe0  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.260498] e000  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.269195] e020  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.277862] e040  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.286560] e060  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.295257] 
  [  120.295257] R5: 0xe661073c:
  [  120.299743] 073c  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.308441] 075c  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.317138] 077c  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.325836] 079c  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.334503] 07bc  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.343200] 07dc  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.351867] 07fc  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.360565] 081c  ******** ******** ******** ******** ******** ******** ******** ********
  [  120.369262] 
  [  120.369262] R6: 0xdc515cf4:
  [  120.373779] 5cf4  c102f920 00000000 e66107b8 fe7ee000 e66107bc dc515d74 c079e568 c0d9a300
  [  120.382446] 5d14  0000065f beffffff e3536140 00000000 dc515d38 c00b1a2b c00b195e 800f0133
  [  120.391143] 5d34  ffffffff c0007f98 fe7ef000 fe7ef000 fe7ef000 c0007f98 fe7ef000 e3536140
  [  120.399841] 5d54  0000065f fe7eefff dc515d74 e3536140 c00b1a2b e3536140 dc515d74 0000065f
  [  120.408508] 5d74  00000000 00000000 00000000 dc4d4300 dc538ec0 c079adcc fe7ee000 c0811c10
  [  120.417205] 5d94  c00a811b c079a574 00001000 dc538ec0 dc4d4300 00000000 00000001 dc515df0
  [  120.425903] 5db4  00000000 dc515df0 e3536140 dc515df4 c00a86f1 00000001 c00a801d dc4d4300
  [  120.434570] 5dd4  00000001 00000001 00000000 00000800 c079a574 c07d2524 dc538ec0 00000000
  [  120.443267] 
  [  120.443267] R7: 0xc079e4e8:
  [  120.447784] e4e8  c03939f2 c046c914 c0393af0 c046c91c c0393b00 c046c924 c0456a86 c046c0f4
  [  120.456451] e508  c0456a8c c046c100 c0456a9e c046c10c c045b370 c046c5f4 c045b396 c046c5fc
  [  120.465148] e528  c045b3d0 c046c604 c045b410 c046c60c c045b444 c046c614 c04684b2 c046bed4
  [  120.473846] e548  c04684ba c046bed4 c04684ca c046bed4 48020000 fa020000 00000014 00000001
  [  120.482513] e568  80000000 000000c0 00000000 c0770000 00000002 00200000 00000000 00000000
  [  120.491210] e588  00000000 00000000 00000078 00000078 00000078 00000000 c0474264 00000000
  [  120.499908] e5a8  00000400 00400000 00000000 00000000 00000000 c079e5bc c079e5bc 00000000
  [  120.508575] e5c8  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
  [  120.517272] 
  [  120.517272] R8: 0xc0d9a280:
  [  120.521759] a280  c0d96b80 c14d4340 bfe03000 c0d97100 c0d97100 c14d3ba0 bfe02000 c0d9a0dc
  [  120.530456] a2a0  c0d96480 c14dffc0 bfe01000 c0d960c0 c0d960c0 00000000 00000000 00000000
  [  120.539123] a2c0  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
  [  120.547821] a2e0  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
  [  120.556488] a300  c0dc5000 00000000 00000000 00000000 ef800000 0003fe00 00040000 00000000
  [  120.565185] a320  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
  [  120.573852] a340  00000000 00000000 dead4ead ffffffff ffffffff c0d9a380 00000000 00000000
  [  120.582550] a360  c0669d88 00000000 0007efe1 00000000 c07e57b8 c0793cf0 c0770c24 00000000
  [  120.591247] Process powertop (pid: 3157, stack limit = 0xdc5142f8)
  [  120.597747] Stack: (0xdc515d38 to 0xdc516000)
  [  120.602355] 5d20:                                                       c0007f98 fe7ef000
  [  120.610961] 5d40: fe7ef000 fe7ef000 c0007f98 fe7ef000 e3536140 0000065f fe7eefff dc515d74
  [  120.619598] 5d60: e3536140 c00b1a2b e3536140 dc515d74 0000065f 00000000 00000000 00000000
  [  120.628234] 5d80: dc4d4300 dc538ec0 c079adcc fe7ee000 c0811c10 c00a811b c079a574 00001000
  [  120.636871] 5da0: dc538ec0 dc4d4300 00000000 00000001 dc515df0 00000000 dc515df0 e3536140
  [  120.645477] 5dc0: dc515df4 c00a86f1 00000001 c00a801d dc4d4300 00000001 00000001 00000000
  [  120.654113] 5de0: 00000800 c079a574 c07d2524 dc538ec0 00000000 00000001 a00f0113 dc4d4300
  [  120.662750] 5e00: 00000800 a00f0113 00000004 0000000e c079b66c 00000070 00000000 c00a89a9
  [  120.671386] 5e20: dc514000 dc494040 c07cfefc c15ea170 c07cff08 c07cd498 00000004 c0d93498
  [  120.679992] 5e40: 00000000 c079b6a8 c079adcc c079a574 00000000 c008a1a7 e34b3c00 c07cd498
  [  120.688659] 5e60: 00000037 c07cfefc 00000001 00000000 00000000 c008a289 c0089529 c07cd498
  [  120.697265] 5e80: e34b3c00 c008a2c9 00000000 00000484 00000000 e34b3c00 00000000 c008f0e3
  [  120.705902] 5ea0: e34b3c00 c07d0c94 c07d0b84 c0093bf1 00000001 00000000 c0093b78 e34b3c00
  [  120.714538] 5ec0: 00000000 c07d0c94 00000000 e34b3c00 dc515f28 e34b3d40 00000000 c0093e0d
  [  120.723175] 5ee0: 00000000 00000000 ffffffff 00000000 00000000 00000000 00000000 00000000
  [  120.731781] 5f00: 00000001 c0094319 00000000 00000000 00000000 e4ca46b0 00000011 00000002
  [  120.740417] 5f20: 00000000 00000010 00000002 00000040 00000037 00000000 00000001 00000000
  [  120.749053] 5f40: 00000484 00000000 00000007 00000000 00000301 00000000 00000000 00000000
  [  120.757659] 5f60: 00000000 00000000 00000000 00000000 00000000 00000000 00020000 00000000
  [  120.766296] 5f80: 00000024 00000000 00000002 00000040 0000016c c000c324 dc514000 00000000
  [  120.774932] 5fa0: 00000001 c000c101 00000000 00000002 beff4640 ffffffff 00000000 ffffffff
  [  120.783569] 5fc0: 00000000 00000002 00000040 0000016c 00050570 00000001 00000000 00000001
  [  120.792205] 5fe0: beff4638 beff4628 00023003 b6d278f0 800f0110 beff4640 00000000 00000000
  [  120.800842] [<c00b195e>] (vmap_pte_range+0x4e/0xc8) from [<c00b1a2b>] (vmap_page_range_noflush+0x53/0x70)
  [  120.810943] [<c00b1a2b>] (vmap_page_range_noflush+0x53/0x70) from [<c00a811b>] (pcpu_map_pages+0x57/0x11c)
  [  120.821105] [<c00a811b>] (pcpu_map_pages+0x57/0x11c) from [<c00a86f1>] (pcpu_populate_chunk+0x115/0x254)
  [  120.831115] [<c00a86f1>] (pcpu_populate_chunk+0x115/0x254) from [<c00a89a9>] (pcpu_alloc+0x179/0x23c)
  [  120.840850] [<c00a89a9>] (pcpu_alloc+0x179/0x23c) from [<c008a1a7>] (perf_trace_event_reg+0x67/0xd0)
  [  120.850494] [<c008a1a7>] (perf_trace_event_reg+0x67/0xd0) from [<c008a289>] (perf_trace_event_init+0x79/0x84)
  [  120.860961] [<c008a289>] (perf_trace_event_init+0x79/0x84) from [<c008a2c9>] (perf_trace_init+0x35/0x5c)
  [  120.870971] [<c008a2c9>] (perf_trace_init+0x35/0x5c) from [<c008f0e3>] (perf_tp_event_init+0x23/0x3c)
  [  120.880706] [<c008f0e3>] (perf_tp_event_init+0x23/0x3c) from [<c0093bf1>] (perf_init_event+0x79/0xcc)
  [  120.890441] [<c0093bf1>] (perf_init_event+0x79/0xcc) from [<c0093e0d>] (perf_event_alloc.part.44+0x1c9/0x364)
  [  120.900909] [<c0093e0d>] (perf_event_alloc.part.44+0x1c9/0x364) from [<c0094319>] (sys_perf_event_open+0xf9/0x3a0)
  [  120.911834] [<c0094319>] (sys_perf_event_open+0xf9/0x3a0) from [<c000c101>] (ret_fast_syscall+0x1/0x52)
  [  120.921752] Code: 980c 3504 f850 1022 (681a) b132 
  [  120.935119] ---[ end trace 0da3e76b87a358c3 ]---

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