Re: 2.6.19-rc3: more DWARFs and strange messages

Adrian Bunk
2006-11-06T10:54:42Z

Martin, did commit 4b96b1a10cb00c867103b21f0f2a6c91b705db11 that is now
in Linus' tree fix this issue?

On Sat, Oct 28, 2006 at 10:01:51PM +0200, Martin Lorenz wrote:
> With my recent kernel pulled from git on friday I see quite some DWARFs and
> other strange messages.
>
> lots of those:
> [18038.721000] thinkpad_ec: thinkpad_ec_request_row: bad end STR3:
> (0x11:0x00)->0x80
>
> this was said to be triggered by the combination of hdaps and tp_smapi but I
> do not load the tp_smapi module ...
> hdaps is configured
>
> and quite a few of those:
>
> [18504.980000] BUG: warning at kernel/cpu.c:56/unlock_cpu_hotplug()
> [18504.980000] [<c0103bdd>] dump_trace+0x69/0x1af
> [18504.980000] [<c0103d3b>] show_trace_log_lvl+0x18/0x2c
> [18504.980000] [<c01043da>] show_trace+0xf/0x11
> [18504.980000] [<c01044dd>] dump_stack+0x15/0x17
> [18504.980000] [<c0135e94>] unlock_cpu_hotplug+0x3d/0x66
> [18504.980000] [<f92e67f3>] do_dbs_timer+0x1c2/0x229 [cpufreq_ondemand]
> [18504.980000] [<c012ccb1>] run_workqueue+0x83/0xc5
> [18504.980000] [<c012d5d5>] worker_thread+0xd9/0x10c
> [18504.980000] [<c012fb36>] kthread+0xc2/0xf0
> [18504.980000] [<c010398b>] kernel_thread_helper+0x7/0x10
> [18504.980000] DWARF2 unwinder stuck at kernel_thread_helper+0x7/0x10
> [18504.980000]
> [18504.980000] Leftover inexact backtrace:
> [18504.980000]
> [18504.980000] =======================
>
>
> full config and dmesg is in
> http://www.lorenz.eu.org/~mlo/kernel/config.2.6.19-rc3-e1-ie-tp-43.3+1757-g18462d6b-dirty.gz
> http://www.lorenz.eu.org/~mlo/kernel/dmesg.2.6.19-rc3-e1-ie-tp-43.3+1757-g18462d6b-dirty.boot
> http://www.lorenz.eu.org/~mlo/kernel/dmesg.2.6.19-rc3-e1-ie-tp-43.3+1757-g18462d6b-dirty.run
>
> and more
> http://www.lorenz.eu.org/~mlo/kernel/?C=M;O=D
>
> greets
> mlo
> --
> Dipl.-Ing. Martin Lorenz
>
> They that can give up essential liberty
> to obtain a little temporary safety
> deserve neither liberty nor safety.
> Benjamin Franklin
>
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