* kernel stack overflow problem
@ 2007-09-02 8:08 Qin Lin
0 siblings, 0 replies; only message in thread
From: Qin Lin @ 2007-09-02 8:08 UTC (permalink / raw)
To: linuxppc-embedded
Hi all
I am a newer for kernel programming.
when i testing codec ,there is a kernel stack overflow. NOW i want to find
where the problem was from?
Does that message following mean the ac97 drive or xsysace driver has
problem?
Thanks!
# aplay root/aq_ac97/yonggan.wav
[ 205.995325] ml403_ac97cr: open(playback)
Playing WAVE 'root/aq_ac97/yonggan.wav' : Signed 16 bit Little Endian, Rate
44100 Hz, Stereo
[ 206.189147] ml403_ac97cr: hw_params(): desired buffer bytes=65536,
desired period bytes=16384
[ 206.291230] ml403_ac97cr: prepare(): period_bytes=16384,
minperiod_bytes=16
[ 206.379885] ml403_ac97cr: codec_write(): (done) reg=0x2c, value=44100 /
0xac44 (no RAF check)
[ 206.481245] ml403_ac97cr: codec_read(): read access answered by shadow
register 0x2c (value=0xbb80 / 4)[ 206.597893] ml403_ac97cr: prepare():
rate=44100
[ 206.652192] ml403_ac97cr: prepare(): hw_buffer_size=32,
sw_buffer_size=65536, min_multiple=1024
[ 207.023382] ml403_ac97cr: trigger(playback): START
[ 207.079881] ml403_ac97cr: trigger(playback): (done)
[ 207.152947] Kernel stack overflow in process c02a2850, r1=c0313f30
[ 207.226581] Oops: kernel access of bad area, sig: 11 [#1]
[ 207.290679] NIP: C001327C LR: C001666C CTR: 00000000
[ 207.350048] REGS: c01971f0 TRAP: 0300 Not tainted (2.6.20)
[ 207.418778] MSR: 00021030 <ME,IR,DR> CR: 22000028 XER: 00000000
[ 207.491683] DAR: 00000005, DSISR: 00000000
[ 207.540639] TASK = c02a2850[134] 'xsysace' THREAD: c0314000
[ 207.605205] GPR00: 00000001 C01972A0 C02A2850 00000000 C01B7770 00000012
00000300 00000010
[ 207.705188] GPR08: FFFFFFFA 00000020 00000000 00000005 00000000 FFFF87B8
03FD0700 00000000
[ 207.805172] GPR16: 00000001 00800000 03FCF588 00000000 FFFFFFFF 007FFF00
03FC9FFC 00000002
[ 207.905156] GPR24: 03E667C0 C01B0000 C010600C C01B7770 00000012 00000000
00000000 C0197470
[ 208.007224] NIP [C001327C] xmon_write+0x38/0xbc
[ 208.061381] LR [C001666C] xmon_vfprintf+0x34/0x48
[ 208.117622] Call Trace:
[ 208.146784] Instruction dump:
[ 208.182198] bf61000c 90010024 3d20c01b 800931bc 7c9b2378 2f800000
7cbc2b78 40be0008
[ 208.274889] 4bfffe2d 3ba00000 3bc00000 48000054 <880b0000> 7c0a4839
4182fff8 7ffbf0ae
[ 208.369705] Oops: kernel access of bad area, sig: 11 [#2]
[ 208.434244] NIP: C001327C LR: C001666C CTR: 00000000
[ 208.493613] REGS: c0196d30 TRAP: 0300 Not tainted (2.6.20)
[ 208.562342] MSR: 00021030 <ME,IR,DR> CR: 22000048 XER: 00000000
[ 208.635247] DAR: 00000005, DSISR: 00000000
[ 208.684204] TASK = c02a2850[134] 'xsysace' THREAD: c0314000
[ 208.748768] GPR00: 00000001 C0196DE0 C02A2850 00000000 C01B7770 00000012
00000700 00000010
[ 208.848752] GPR08: FFFFFFFA 00000020 00000000 00000005 00000000 FFFF87B8
03FD0700 00000000
[ 208.948737] GPR16: 00000001 00800000 03FCF588 00000000 FFFFFFFF 007FFF00
03FC9FFC 00000002
[ 209.048720] GPR24: 03E667C0 C01B0000 C010600C C01B7770 00000012 00000000
00000000 C0197040
[ 209.150788] NIP [C001327C] xmon_write+0x38/0xbc
[ 209.204948] LR [C001666C] xmon_vfprintf+0x34/0x48
[ 209.261190] Call Trace:
[ 209.290349] Instruction dump:
[ 209.325763] bf61000c 90010024 3d20c01b 800931bc 7c9b2378 2f800000
7cbc2b78 40be0008
[ 209.418454] 4bfffe2d 3ba00000 3bc00000 48000054 <880b0000> 7c0a4839
4182fff8 7ffbf0ae
[ 209.513264] Oops: kernel access of bad area, sig: 11 [#3]
[ 209.577808] NIP: C001327C LR: C001666C CTR: 00000000
[ 209.637177] REGS: c0196870 TRAP: 0300 Not tainted (2.6.20)
[ 209.705907] MSR: 00021030 <ME,IR,DR> CR: 22000048 XER: 00000000
[ 209.778812] DAR: 00000005, DSISR: 00000000
[ 209.827769] TASK = c02a2850[134] 'xsysace' THREAD: c0314000
[ 209.892334] GPR00: 00000001 C0196920 C02A2850 00000000 C01B7770 00000012
00000700 00000010
[ 209.992318] GPR08: FFFFFFFA 00000020 00000000 00000005 00000000 FFFF87B8
03FD0700 00000000
[ 210.092303] GPR16: 00000001 00800000 03FCF588 00000000 FFFFFFFF 007FFF00
03FC9FFC 00000002
[ 210.192286] GPR24: 03E667C0 C01B0000 C010600C C01B7770 00000012 00000000
00000000 C0196B80
[ 210.294353] NIP [C001327C] xmon_write+0x38/0xbc
[ 210.348512] LR [C001666C] xmon_vfprintf+0x34/0x48
[ 210.404753] Call Trace:
[ 210.433914] Instruction dump:
[ 210.469328] bf61000c 90010024 3d20c01b 800931bc 7c9b2378 2f800000
7cbc2b78 40be0008
[ 210.562020] 4bfffe2d 3ba00000 3bc00000 48000054 <880b0000> 7c0a4839
4182fff8 7ffbf0ae
[ 210.656833] Oops: kernel access of bad area, sig: 11 [#4]
[ 210.721375] NIP: C001327C LR: C001666C CTR: 00000000
[ 210.780741] REGS: c01963b0 TRAP: 0300 Not tainted (2.6.20)
[ 210.849472] MSR: 00021030 <ME,IR,DR> CR: 22000048 XER: 00000000
[ 210.922377] DAR: 00000005, DSISR: 00000000
[ 210.971335] TASK = c02a2850[134] 'xsysace' THREAD: c0314000
[ 211.035899] GPR00: 00000001 C0196460 C02A2850 00000000 C01B7770 00000012
00000700 00000010
[ 211.135883] GPR08: FFFFFFFA 00000020 00000000 00000005 00000000 FFFF87B8
03FD0700 00000000
[ 211.235867] GPR16: 00000001 00800000 03FCF588 00000000 FFFFFFFF 007FFF00
03FC9FFC 00000002
[ 211.335851] GPR24: 03E667C0 C01B0000 C010600C C01B7770 00000012 00000000
00000000 C01966C0
[ 211.437919] NIP [C001327C] xmon_write+0x38/0xbc
[ 211.492077] LR [C001666C] xmon_vfprintf+0x34/0x48
[ 211.548316] Call Trace:
[ 211.577478] Instruction dump:
[ 211.612892] bf61000c 90010024 3d20c01b 800931bc 7c9b2378 2f800000
7cbc2b78 40be0008
[ 211.705584] 4bfffe2d 3ba00000 3bc00000 48000054 <880b0000> 7c0a4839
4182fff8 7ffbf0ae
[ 211.800400] Oops: kernel access of bad area, sig: 11 [#5]
[ 211.864939] NIP: C001327C LR: C001666C CTR: 00000000
[ 211.924307] REGS: c0195ef0 TRAP: 0300 Not tainted (2.6.20)
[ 211.993036] MSR: 00021030 <ME,IR,DR> CR: 22000048 XER: 00000000
[ 212.065942] DAR: 00000005, DSISR: 00000000
[ 212.114900] TASK = c02a2850[134] 'xsysace' THREAD: c0314000
[ 212.179464] GPR00: 00000001 C0195FA0 C02A2850 00000000 C01B7770 00000012
00000700 00000010
[ 212.279448] GPR08: FFFFFFFA 00000020 00000000 00000005 00000000 FFFF87B8
03FD0700 00000000
[ 212.379433] GPR16: 00000001 00800000 03FCF588 00000000 FFFFFFFF 007FFF00
03FC9FFC 00000002
[ 212.479416] GPR24: 03E667C0 C01B0000 C010600C C01B7770 00000012 00000000
00000000 C0196200
[ 212.581484] NIP [C001327C] xmon_write+0x38/0xbc
[ 212.635642] LR [C001666C] xmon_vfprintf+0x34/0x48
[ 212.691881] Call Trace:
[ 212.721045] Instruction dump:
[ 212.756458] bf61000c 90010024 3d20c01b 800931bc 7c9b2378 2f800000
7cbc2b78 40be0008
[ 212.849149] 4bfffe2d 3ba00000 3bc00000 48000054 <880b0000> 7c0a4839
4182fff8 7ffbf0ae
[ 212.943963] Oops: kernel access of bad area, sig: 11 [#6]
[ 213.008504] NIP: C001327C LR: C001666C CTR: 00000000
[ 213.067872] REGS: c0195a30 TRAP: 0300 Not tainted (2.6.20)
[ 213.136602] MSR: 00021030 <ME,IR,DR> CR: 22000048 XER: 00000000
[ 213.209508] DAR: 00000005, DSISR: 00000000
[ 213.258465] TASK = c02a2850[134] 'xsysace' THREAD: c0314000
[ 213.323030] GPR00: 00000001 C0195AE0 C02A2850 00000000 C01B7770 00000012
00000700 00000010
[ 213.423014] GPR08: FFFFFFFA 00000020 00000000 00000005 00000000 FFFF87B8
03FD0700 00000000
[ 213.522998] GPR16: 00000001 00800000 03FCF588 00000000 FFFFFFFF 007FFF00
03FC9FFC 00000002
[ 213.622982] GPR24: 03E667C0 C01B0000 C010600C C01B7770 00000012 00000000
00000000 C0195D40
[ 213.725048] NIP [C001327C] xmon_write+0x38/0xbc
[ 213.779207] LR [C001666C] xmon_vfprintf+0x34/0x48
[ 213.835446] Call Trace:
[ 213.864610] Instruction dump:
[ 213.900023] bf61000c 90010024 3d20c01b 800931bc 7c9b2378 2f800000
7cbc2b78 40be0008
[ 213.992714] 4bfffe2d 3ba00000 3bc00000 48000054 <880b0000> 7c0a4839
4182fff8 7ffbf0ae
[ 214.087525] Oops: kernel access of bad area, sig: 11 [#7]
[ 214.152068] NIP: C001327C LR: C001666C CTR: 00000000
[ 214.211437] REGS: c0195570 TRAP: 0300 Not tainted (2.6.20)
[ 214.280167] MSR: 00021030 <ME,IR,DR> CR: 22000048 XER: 00000000
[ 214.353073] DAR: 00000005, DSISR: 00000000
[ 214.402029] TASK = c02a2850[134] 'xsysace' THREAD: c0314000
[ 214.466594] GPR00: 00000001 C0195620 C02A2850 00000000 C01B7770 00000012
00000700 00000010
[ 214.566579] GPR08: FFFFFFFA 00000020 00000000 00000005 00000000 FFFF87B8
03FD0700 00000000
[ 214.666563] GPR16: 00000001 00800000 03FCF588 00000000 FFFFFFFF 007FFF00
03FC9FFC 00000002
[ 214.766547] GPR24: 03E667C0 C01B0000 C010600C C01B7770 00000012 00000000
00000000 C0195880
[ 214.868614] NIP [C001327C] xmon_write+0x38/0xbc
[ 214.922772] LR [C001666C] xmon_vfprintf+0x34/0x48
[ 214.979012] Call Trace:
[ 215.008176] Instruction dump:
[ 215.043588] bf61000c 90010024 3d20c01b 800931bc 7c9b2378 2f800000
7cbc2b78 40be0008
[ 215.136280] 4bfffe2d 3ba00000 3bc00000 48000054 <880b0000> 7c0a4839
4182fff8 7ffbf0ae
[ 215.231092] Oops: kernel access of bad area, sig: 11 [#8]
[ 215.295634] NIP: C001327C LR: C001666C CTR: 00000000
[ 215.355004] REGS: c01950b0 TRAP: 0300 Not tainted (2.6.20)
[ 215.423732] MSR: 00021030 <ME,IR,DR> CR: 22000048 XER: 00000000
[ 215.496638] DAR: 00000005, DSISR: 00000000
[ 215.545595] TASK = c02a2850[134] 'xsysace' THREAD: c0314000
[ 215.610159] GPR00: 00000001 C0195160 C02A2850 00000000 C01B7770 00000012
00000700 00000010
[ 215.710144] GPR08: FFFFFFFA 00000020 00000000 00000005 00000000 FFFF87B8
03FD0700 00000000
[ 215.810128] GPR16: 00000001 00800000 03FCF588 00000000 FFFFFFFF 007FFF00
03FC9FFC 00000002
[ 215.910111] GPR24: 03E667C0 C01B0000 C010600C C01B7770 00000012 00000000
00000000 C01953C0
[ 216.012179] NIP [C001327C] xmon_write+0x38/0xbc
[ 216.066337] LR [C001666C] xmon_vfprintf+0x34/0x48
[ 216.122577] Call Trace:
[ 216.151740] Instruction dump:
[ 216.187152] bf61000c 90010024 3d20c01b 800931bc 7c9b2378 2f800000
7cbc2b78 40be0008
[ 216.279845] 4bfffe2d 3ba00000 3bc00000 48000054 <880b0000> 7c0a4839
4182fff8 7ffbf0ae
--
View this message in context: http://www.nabble.com/kernel-stack-overflow-problem-tf4367007.html#a12447116
Sent from the linuxppc-embedded mailing list archive at Nabble.com.
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2007-09-02 8:08 UTC | newest]
Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2007-09-02 8:08 kernel stack overflow problem Qin Lin
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.