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Old 03-31-2011, 09:10 PM
Yves-Alexis Perez
 
Default Bug#620287: Bug#620287: xfce4-power-manager: Kernel Oops / NULL pointer deref. while pressing sleep button (Fn-F4 in this case)

reassign 620287 linux-image-2.6.32-5-686
thanks
On jeu., 2011-03-31 at 21:38 +0200, Martin Hettich wrote:
> Package: xfce4-power-manager
> Version: 0.8.5-2
> Severity: normal
>
> While pressing sleep button (Fn-F4 in this case), there occured a kernel oops:
>
> [106407.439532] BUG: unable to handle kernel NULL pointer dereference at 00000010
> [106407.439554] IP: [<c102ecf1>] dup_mm+0x1e6/0x389
> [106407.439579] *pde = 00000000
> [106407.439589] Oops: 0000 [#1] SMP
> [106407.439600] last sysfs file: /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq
> [106407.439611] Modules linked in: snd_seq_dummy nls_utf8 nls_cp437 vfat fat mmc_block usblp usbhid hid aes_i586 aes_generic acpi_cpufreq cpufreq_powersave cpufreq_stats cpufreq_userspace cpufreq_conservative parport_pc ppdev lp parport sco bridge stp bnep rfcomm l2cap bluetooth binfmt_misc uinput microcode fuse ext4 jbd2 crc16 loop dm_crypt dm_mod snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss arc4 snd_mixer_oss ecb snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event ath5k i915 snd_seq uvcvideo mac80211 snd_timer drm_kms_helper snd_seq_device videodev ath drm v4l1_compat snd i2c_i801 i2c_algo_bit soundcore psmouse rng_core i2c_core acerhdf snd_page_alloc pcspkr cfg80211 evdev serio_raw wmi video rfkill battery ac output button processor ext3 jbd mbcache sd_mod crc_t10dif ata_generic sdhci_pci ata_piix uhci_hcd sdhci r8169 libata ehci_hcd thermal mmc_core led_class mii scsi_mod usbcore nls_base thermal_sys [last unloaded: scsi_wait_scan]
> [106407.439875]
> [106407.439886] Pid: 3315, comm: xfce4-power-man Not tainted (2.6.32-5-686 #1) AOA150
> [106407.439897] EIP: 0060:[<c102ecf1>] EFLAGS: 00010286 CPU: 1
> [106407.439908] EIP is at dup_mm+0x1e6/0x389
> [106407.439916] EAX: 00000000 EBX: f68f8b4c ECX: f5cb3630 EDX: f6f35000
> [106407.439926] ESI: f628c4d0 EDI: f5cb3688 EBP: f628c478 ESP: f6203ec4
> [106407.439936] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
> [106407.439947] Process xfce4-power-man (pid: 3315, ti=f6202000 task=f6246a80 task.ti=f6202000)
> [106407.439956] Stack:
> [106407.439962] f5f2da40 00000001 00000004 f5cb3630 f6250800 000000d0 f61e1880 f5cb32d8
> [106407.439984] <0> f5cb32dc f5cb32cc f5f2da74 f61e18b4 f5cb32c0 f6246a80 f6ca4d80 f6ca4e40
> [106407.440008] <0> f63a2ec0 c102f804 f6ca4d80 00000004 f6203fb4 bf966cf0 01200011 f63a3008
> [106407.440033] Call Trace:
> [106407.440050] [<c102f804>] ? copy_process+0x91b/0xf28
> [106407.440065] [<c102ff4b>] ? do_fork+0x13a/0x2bc
> [106407.440081] [<c10b16f9>] ? fd_install+0x1e/0x3c
> [106407.440097] [<c1001dae>] ? sys_clone+0x21/0x27
> [106407.440111] [<c10030fb>] ? sysenter_do_call+0x12/0x28
> [106407.440120] Code: 24 c7 40 54 00 00 00 00 c7 40 0c 00 00 00 00 89 10 8b 44 24 0c e8 f5 28 07 00 8b 4c 24 0c 8b 51 48 85 d2 74 54 8b 42 0c 8b 5a 7c <8b> 48 10 8d 42 18 f0 ff 42 18 8b 74 24 0c f6 46 15 08 74 0d 8d
> [106407.440252] EIP: [<c102ecf1>] dup_mm+0x1e6/0x389 SS:ESP 0068:f6203ec4
> [106407.440271] CR2: 0000000000000010
> [106407.440281] ---[ end trace 61fc2fb79422af14 ]---
>
> .... and nothing else seemed to happen, system did not go to sleep after pressing sleep button once.
>
> This is the first time I see this bug.
> Sleep button/xfce-power-manager used to work flawlessly before.
>
> I will try to reproduce this bug, after filing this report
> (and running backups...) since this is my only computer.

This looks like a kernel (or machine) bug so reassigning.
>

--
Yves-Alexis
 
Old 04-03-2011, 04:16 AM
Ben Hutchings
 
Default Bug#620287: Bug#620287: xfce4-power-manager: Kernel Oops / NULL pointer deref. while pressing sleep button (Fn-F4 in this case)

On Thu, 2011-03-31 at 23:10 +0200, Yves-Alexis Perez wrote:
[...]
> This looks like a kernel (or machine) bug so reassigning.

This is correct.

Martin, which version of linux-image-2.6.32-5-686 do you have installed?

Ben.

--
Ben Hutchings
Once a job is fouled up, anything done to improve it makes it worse.
 
Old 04-03-2011, 04:18 PM
Ben Hutchings
 
Default Bug#620287: Bug#620287: xfce4-power-manager: Kernel Oops / NULL pointer deref. while pressing sleep button (Fn-F4 in this case)

-------- Forwarded Message --------
From: Martin Hettich <kujaku@mathphys.fsk.uni-heidelberg.de>
To: Ben Hutchings <ben@decadent.org.uk>
Subject: Re: Bug#620287: [Pkg-xfce-devel] Bug#620287: xfce4-power-manager: Kernel Oops / NULL pointer deref. while pressing sleep button (Fn-F4 in this case)
Date: Sun, 3 Apr 2011 17:56:52 +0200

Hi there,

Sun, Apr 03, 2011 at 05:16:36AM +0100, Ben Hutchings wrote:
> On Thu, 2011-03-31 at 23:10 +0200, Yves-Alexis Perez wrote:
> [...]
> > This looks like a kernel (or machine) bug so reassigning.
>
> This is correct.
>
> Martin, which version of linux-image-2.6.32-5-686 do you have installed?

neuromancer /home/mhettich> uname -a
Linux neuromancer 2.6.32-5-686 #1 SMP Tue Mar 8 21:36:00 UTC 2011 i686 GNU/Linux

neuromancer /home/mhettich> dpkg -l linux-image-2.6.32*
ii linux-image-2.6.32-5-686 2.6.32-31 Linux 2.6.32 for modern PCs


Hope that helps. If u need additional info or want me to try
something, dont hesitate to email me.

My machine is an Acer Aspire One AOA 150-Ac Model No ZG5


Thanks & have a nice one,


--
Martin Hettich, cand. phys.
email: <hettich@uni-hd.de>




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