2.6.19-rc3: more DWARFs and strange messages
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From: Martin Lorenz on 29 Oct 2006 16:00 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 please encrypt your mail to me GnuPG key-ID: F1AAD37D get it here: http://blackhole.pca.dfn.de:11371/pks/lookup?op=get&search=0xF1AAD37D ICQ UIN: 33588107 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
From: Andi Kleen on 31 Oct 2006 09:40 Martin Lorenz <martin(a)lorenz.eu.org> writes: > 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 What gcc / binutils version do you use? > [18504.980000] > [18504.980000] Leftover inexact backtrace: > [18504.980000] > [18504.980000] ======================= > -Andi - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
From: Martin Lorenz on 31 Oct 2006 11:20 On Tue, Oct 31, 2006 at 03:31:41PM +0100, Andi Kleen wrote: > Martin Lorenz <martin(a)lorenz.eu.org> writes: > > > 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 > > What gcc / binutils version do you use? $ gcc --version gcc (GCC) 4.1.2 20061020 (prerelease) (Debian 4.1.1-17) dpkg says: ii gcc 4.1.1-13 $ ar --version GNU ar 2.17 Debian GNU/Linux dpkg says: ii binutils 2.17-3 > > > [18504.980000] > > [18504.980000] Leftover inexact backtrace: > > [18504.980000] > > [18504.980000] ======================= > > > > -Andi > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo(a)vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ gruss 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 please encrypt your mail to me GnuPG key-ID: F1AAD37D get it here: http://blackhole.pca.dfn.de:11371/pks/lookup?op=get&search=0xF1AAD37D ICQ UIN: 33588107 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
From: Jan Beulich on 31 Oct 2006 11:30 Can you perhaps get us arch/i386/kernel/{entry,process}.o, ..config, and (assuming you can reproduce the original problem) the raw stack dump obtained with a sufficiently high kstack= option? Thanks, Jan >>> Martin Lorenz <martin(a)lorenz.eu.org> 31.10.06 17:08 >>> On Tue, Oct 31, 2006 at 03:31:41PM +0100, Andi Kleen wrote: > Martin Lorenz <martin(a)lorenz.eu.org> writes: > > > 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 > > What gcc / binutils version do you use? $ gcc --version gcc (GCC) 4.1.2 20061020 (prerelease) (Debian 4.1.1-17) dpkg says: ii gcc 4.1.1-13 $ ar --version GNU ar 2.17 Debian GNU/Linux dpkg says: ii binutils 2.17-3 > > > [18504.980000] > > [18504.980000] Leftover inexact backtrace: > > [18504.980000] > > [18504.980000] ======================= > > > > -Andi > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo(a)vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ gruss 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 please encrypt your mail to me GnuPG key-ID: F1AAD37D get it here: http://blackhole.pca.dfn.de:11371/pks/lookup?op=get&search=0xF1AAD37D ICQ UIN: 33588107 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
From: Andi Kleen on 31 Oct 2006 12:30
On Tuesday 31 October 2006 17:28, Jan Beulich wrote: > Can you perhaps get us arch/i386/kernel/{entry,process}.o, > .config, and (assuming you can reproduce the original problem) > the raw stack dump obtained with a sufficiently high kstack= > option? WARN_ON unfortunately doesn't dump the raw stack at all (maybe that should be fixed) -Andi - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |