[ltt-dev] LTTng on ARM - no details in lttv
suren eda
suren.eda at gmail.com
Tue Oct 27 10:44:24 EDT 2009
Moved to 2.6.31 kernel and works great.
Thanks
Suren
On Fri, Oct 16, 2009 at 10:44 AM, Mathieu Desnoyers <
compudj at krystal.dyndns.org> wrote:
> You might want to try a 2.6.30.9 LTTng. Using the git tree will help you
> making sure you have all the patchset applied.
>
> Mathieu
>
> * suren eda (suren.eda at gmail.com) wrote:
> > Thanks Pierre and Mathieu. Looks like I did miss a few patches. I applied
> > the patches and when I try to do load ltt-marker-control module (building
> it
> > in crashes the kernel too), the kernel crashed with the following dump:
> > [ 216.510104] ------------[ cut here ]------------
> > [ 216.514904] WARNING: at kernel/marker.c:1153
> > markers_compact_event_ids+0x4c/0x140()
> > [ 216.519777] Modules linked in: ltt_marker_control
> > [ 216.524670] [<800364c4>] (dump_stack+0x0/0x14) from [<8006f128>]
> > (warn_slowpath+0x70/0x8c)
> > [ 216.529917] [<8006f0b8>] (warn_slowpath+0x0/0x8c) from [<8009da2c>]
> > (markers_compact_event_ids+0x4c/0x140)
> > [ 216.540424] r3:ffffffff r2:00000000
> > [ 216.545750] r7:8059fe24 r6:8d2a8601 r5:ffffffff r4:8d2a85c0
> > [ 216.551277] [<8009d9e0>] (markers_compact_event_ids+0x0/0x140) from
> > [<802d83e4>] (release_channel_setting+0xb0/0xcc)
> > [ 216.562517] r8:00000001 r7:8d44e988 r6:8d2a858c r5:802d8334
> r4:00000000
> > [ 216.568424] [<802d8334>] (release_channel_setting+0x0/0xcc) from
> > [<801cd7d4>] (kref_put+0x6c/0x80)
> > [ 216.580317] r4:8d33e008
> > [ 216.586257] [<801cd768>] (kref_put+0x0/0x80) from [<802d82c4>]
> > (ltt_channels_unregister+0x48/0x68)
> > [ 216.598710] r5:00000000 r4:00000000
> > [ 216.604877] [<802d827c>] (ltt_channels_unregister+0x0/0x68) from
> > [<8009ca70>] (free_old_closure+0x28/0x58)
> > [ 216.617737] r4:8d2a8560
> > [ 216.624037] [<8009ca48>] (free_old_closure+0x0/0x58) from [<8009a638>]
> > (__rcu_process_callbacks+0x1e8/0x278)
> > [ 216.637357] r5:00000000 r4:8059fd1c
> > [ 216.644090] [<8009a450>] (__rcu_process_callbacks+0x0/0x278) from
> > [<8009a6e0>] (rcu_process_callbacks+0x18/0x38)
> > [ 216.657990] r8:00000001 r7:8059d294 r6:804ee000 r5:00000000
> r4:00000008
> > [ 216.665230] [<8009a6c8>] (rcu_process_callbacks+0x0/0x38) from
> > [<800740a4>] (__do_softirq+0xa4/0x194)
> > [ 216.679690] [<80074000>] (__do_softirq+0x0/0x194) from [<80074414>]
> > (irq_exit+0x44/0x88)
> > [ 216.687184] [<800743d0>] (irq_exit+0x0/0x88) from [<80032058>]
> > (__exception_text_start+0x58/0x6c)
> > [ 216.694797] [<80032000>] (__exception_text_start+0x0/0x6c) from
> > [<80392238>] (__irq_svc+0x38/0x60)
> > [ 216.709690] Exception stack(0x804eff48 to 0x804eff90)
> > [ 216.717070] ff40: 00000000 80397f10 804f21c8
> 00000000
> > 80033944 804ee000
> > [ 216.724764] ff60: 80028d58 804f1c90 2002708c 510f00f2 0000001f
> 804eff9c
> > 804eff60 804eff90
> > [ 216.732377] ff80: 800530ec 80033984 60000013 ffffffff
> > [ 216.740084] r5:e0000000 r4:ffffffff
> > [ 216.747457] [<80033944>] (default_idle+0x0/0x48) from [<800338b0>]
> > (cpu_idle+0x3c/0x5c)
> > [ 216.755017] [<80033874>] (cpu_idle+0x0/0x5c) from [<8038d1e4>]
> > (rest_init+0x58/0x6c)
> > [ 216.762457] r5:805272f0 r4:805c2400
> > [ 216.769717] [<8038d18c>] (rest_init+0x0/0x6c) from [<80008990>]
> > (start_kernel+0x1f4/0x240)
> > [ 216.777170] [<8000879c>] (start_kernel+0x0/0x240) from [<20008034>]
> > (0x20008034)
> > [ 216.784524] ---[ end trace f2734bae69e00553 ]---
> > [ 216.791844] ------------[ cut here ]------------
> > [ 216.799004] WARNING: at kernel/marker.c:1157
> > markers_compact_event_ids+0x74/0x140()
> > [ 216.806210] Modules linked in: ltt_marker_control
> > [ 216.813450] [<800364c4>] (dump_stack+0x0/0x14) from [<8006f128>]
> > (warn_slowpath+0x70/0x8c)
> > [ 216.820864] [<8006f0b8>] (warn_slowpath+0x0/0x8c) from [<8009da54>]
> > (markers_compact_event_ids+0x74/0x140)
> > [ 216.835397] r3:8051e800 r2:00000000
> > [ 216.842590] r7:8059fe24 r6:8d2a8601 r5:fffffffe r4:8d2a85c0
> > [ 216.849764] [<8009d9e0>] (markers_compact_event_ids+0x0/0x140) from
> > [<802d83e4>] (release_channel_setting+0xb0/0xcc)
> > [ 216.864290] r8:00000001 r7:8d44e988 r6:8d2a858c r5:802d8334
> r4:00000000
> > [ 216.871630] [<802d8334>] (release_channel_setting+0x0/0xcc) from
> > [<801cd7d4>] (kref_put+0x6c/0x80)
> > [ 216.886090] r4:8d33e008
> > [ 216.893024] [<801cd768>] (kref_put+0x0/0x80) from [<802d82c4>]
> > (ltt_channels_unregister+0x48/0x68)
> > [ 216.907130] r5:00000000 r4:00000000
> > [ 216.914057] [<802d827c>] (ltt_channels_unregister+0x0/0x68) from
> > [<8009ca70>] (free_old_closure+0x28/0x58)
> > [ 216.928077] r4:8d2a8560
> > [ 216.934890] [<8009ca48>] (free_old_closure+0x0/0x58) from [<8009a638>]
> > (__rcu_process_callbacks+0x1e8/0x278)
> > [ 216.948917] r5:00000000 r4:8059fd1c
> > [ 216.955904] [<8009a450>] (__rcu_process_callbacks+0x0/0x278) from
> > [<8009a6e0>] (rcu_process_callbacks+0x18/0x38)
> > [ 216.970130] r8:00000001 r7:8059d294 r6:804ee000 r5:00000000
> r4:00000008
> > [ 216.977410] [<8009a6c8>] (rcu_process_callbacks+0x0/0x38) from
> > [<800740a4>] (__do_softirq+0xa4/0x194)
> > [ 216.991790] [<80074000>] (__do_softirq+0x0/0x194) from [<80074414>]
> > (irq_exit+0x44/0x88)
> > [ 216.999237] [<800743d0>] (irq_exit+0x0/0x88) from [<80032058>]
> > (__exception_text_start+0x58/0x6c)
> > [ 217.006850] [<80032000>] (__exception_text_start+0x0/0x6c) from
> > [<80392238>] (__irq_svc+0x38/0x60)
> > [ 217.021750] Exception stack(0x804eff48 to 0x804eff90)
> > [ 217.029137] ff40: 00000000 80397f10 804f21c8
> 00000000
> > 80033944 804ee000
> > [ 217.036837] ff60: 80028d58 804f1c90 2002708c 510f00f2 0000001f
> 804eff9c
> > 804eff60 804eff90
> > [ 217.044444] ff80: 800530ec 80033984 60000013 ffffffff
> > [ 217.052150] r5:e0000000 r4:ffffffff
> > [ 217.059517] [<80033944>] (default_idle+0x0/0x48) from [<800338b0>]
> > (cpu_idle+0x3c/0x5c)
> > [ 217.067077] [<80033874>] (cpu_idle+0x0/0x5c) from [<8038d1e4>]
> > (rest_init+0x58/0x6c)
> > [ 217.074530] r5:805272f0 r4:805c2400
> > [ 217.081804] [<8038d18c>] (rest_init+0x0/0x6c) from [<80008990>]
> > (start_kernel+0x1f4/0x240)
> > [ 217.089264] [<8000879c>] (start_kernel+0x0/0x240) from [<20008034>]
> > (0x20008034)
> > [ 217.096624] ---[ end trace f2734bae69e00554 ]---
> >
> >
> > Anyone seen this? It's an ARM 2.6.29 kernel.
> >
> > Thanks,
> >
> > Suren
> >
> >
> > On Tue, Oct 6, 2009 at 12:32 PM, Pierre-Marc Fournier <
> > pierre-marc.fournier at polymtl.ca> wrote:
> >
> > > suren eda wrote:
> > > > /# ltt-armall/
> > > > /Connecting all markers/
> > > > /Connecting /mnt/debugfs/ltt/markers/fd_state/file_descriptor/
> > > > /Connecting /mnt/debugfs/ltt/markers/global_state/statedump_end/
> > > > /Connecting /mnt/debugfs/ltt/markers/input/input_event/
> > > > /Connecting /mnt/debugfs/ltt/markers/irq_state/interrupt/
> > > > /Connecting /mnt/debugfs/ltt/markers/kernel/kprobe/
> > > > /Connecting /mnt/debugfs/ltt/markers/kprobe_state/kprobe_table/
> > > > /Connecting /mnt/debugfs/ltt/markers/module_state/list_module/
> > > > /Connecting
> /mnt/debugfs/ltt/markers/netif_state/network_ip_interface/
> > > > /Connecting
> /mnt/debugfs/ltt/markers/netif_state/network_ipv4_interface/
> > > > /Connecting /mnt/debugfs/ltt/markers/syscall_state/sys_call_table/
> > > > /Connecting /mnt/debugfs/ltt/markers/task_state/process_state/
> > > > /Connecting /mnt/debugfs/ltt/markers/userspace/event/
> > > > /Connecting /mnt/debugfs/ltt/markers/vm_state/vm_map/
> > > >
> > >
> > > You are missing a log of markers. Are you sure you applied all the
> > > patches successfully?
> > >
>
> > _______________________________________________
> > ltt-dev mailing list
> > ltt-dev at lists.casi.polymtl.ca
> > http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev
>
>
> --
> Mathieu Desnoyers
> OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68
>
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