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Message-Id: <1238039287.3345.3.camel@localhost.localdomain> Date: Wed, 25 Mar 2009 20:48:07 -0700 From: Fernando Lopez-Lezcano <nando@...ma.Stanford.EDU> To: Thomas Gleixner <tglx@...utronix.de> Cc: nando@...ma.Stanford.EDU, Ingo Molnar <mingo@...e.hu>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org> Subject: Re: [Announce] 2.6.29-rc8-rt2 On Wed, 2009-03-25 at 11:45 -0700, Fernando Lopez-Lezcano wrote: > On Wed, 2009-03-25 at 08:27 +0100, Thomas Gleixner wrote: > > On Wed, 25 Mar 2009, Fernando Lopez-Lezcano wrote: > > > > > > > > > > That'd be very helpful. > > > > > > Snapshot attached... (on my t61 laptop) > > > > The crash happens in alternatives_smp_switch(). Can you check whether > > adding "noreplace-smp" to the kernel command line helps ? I boot your > > config on my own T61. Hopefully I can reproduce. > > Booting with noreplace-smp fixes the problem in my case, I can shutdown > with no problems. The problem is still there in 2.6.29-rt1... Booting it I got this, but not all the time (I'm writing from the T61 having booted successfully...): Mar 25 20:09:04 localhost kernel: BUG: unable to handle kernel paging request at f5891000 Mar 25 20:09:04 localhost kernel: IP: [<f5891000>] 0xf5891000 Mar 25 20:09:04 localhost kernel: *pdpt = 0000000000945001 *pde = 80000000358001e3 Mar 25 20:09:04 localhost kernel: Oops: 0011 [#1] PREEMPT SMP Mar 25 20:09:04 localhost kernel: last sysfs file: /sys/devices/pci0000:00/0000:00:19.0/irq Mar 25 20:09:04 localhost kernel: Modules linked in: l2cap sunrpc ip6t_REJECT nf_conntrack_ipv6 ip6table_filter ip6_tables ipv6 cpufreq_ondemand acpi_cpufreq dm_multipath uinput snd_hda_codec_analog snd_hda_intel snd_hda_codec snd_hwdep snd_seq_dummy arc4 snd_seq_oss snd_seq_midi_event ecb snd_seq snd_seq_device thinkpad_acpi iwl3945 snd_pcm_oss snd_mixer_oss snd_pcm rfkill sdhci_pci hwmon btusb snd_timer mac80211 ohci1394 i2c_i801 snd sdhci ricoh_mmc mmc_core yenta_socket i2c_core iTCO_wdt rsrc_nonstatic pcspkr video soundcore lib80211 e1000e snd_page_alloc cfg80211 bluetooth iTCO_vendor_support joydev output ata_generic pata_acpi [last unloaded: microcode] Mar 25 20:09:04 localhost kernel: Mar 25 20:09:04 localhost kernel: Pid: 9, comm: sirq-tasklet/0 Not tainted (2.6.29-1.rt1.1.fc10.ccrma.i686.rtPAE #1) 6463CTO Mar 25 20:09:04 localhost kernel: EIP: 0060:[<f5891000>] EFLAGS: 00010246 CPU: 0 Mar 25 20:09:04 localhost kernel: EIP is at 0xf5891000 Mar 25 20:09:04 localhost kernel: EAX: f73c0f20 EBX: 00000000 ECX: 000000ff EDX: f73c18b4 Mar 25 20:09:04 localhost kernel: ESI: f73c0f20 EDI: 000000ff EBP: f7073f84 ESP: f7073f20 Mar 25 20:09:04 localhost kernel: DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 preempt:00000001 Mar 25 20:09:04 localhost kernel: Process sirq-tasklet/0 (pid: 9, ti=f7073000 task=f7088e40 task.ti=f7073000) Mar 25 20:09:04 localhost kernel: Stack: Mar 25 20:09:04 localhost kernel: f8357bde f73c1494 00000000 00010000 00000008 00000005 00000000 00000000 Mar 25 20:09:04 localhost kernel: 00000002 f45c0004 f73c18b4 f73c35cc f73c35d8 345c0004 00000000 f73c37f4 Mar 25 20:09:04 localhost kernel: f73c4f70 f73c1880 fffffffd 80000008 34940004 00000006 f73c5020 f73c5024 Mar 25 20:09:04 localhost kernel: Call Trace: Mar 25 20:09:04 localhost kernel: [<f8357bde>] ? iwl3945_irq_tasklet +0x421/0x80f [iwl3945] Mar 25 20:09:04 localhost kernel: [<c043d707>] ? __tasklet_action +0x81/0xe4 Mar 25 20:09:04 localhost kernel: [<c043d7ea>] ? tasklet_action +0x3e/0x42 Mar 25 20:09:04 localhost kernel: [<c043d4e6>] ? ksoftirqd+0x130/0x216 Mar 25 20:09:04 localhost kernel: [<c043d3b6>] ? ksoftirqd+0x0/0x216 Mar 25 20:09:04 localhost kernel: [<c044a18d>] ? kthread+0x3b/0x61 Mar 25 20:09:04 localhost kernel: [<c044a152>] ? kthread+0x0/0x61 Mar 25 20:09:04 localhost kernel: [<c0409267>] ? kernel_thread_helper +0x7/0x10 Mar 25 20:09:04 localhost kernel: Code: 00 00 00 00 00 00 00 00 00 00 00 fc 00 00 00 24 04 0a b8 73 00 00 00 46 02 00 00 dc e6 c9 bf 7b 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 6c 09 14 00 01 00 00 00 00 00 00 00 06 00 00 00 0f Mar 25 20:09:04 localhost kernel: EIP: [<f5891000>] 0xf5891000 SS:ESP 0068:f7073f20 Mar 25 20:09:04 localhost kernel: CR2: 00000000f5891000 Mar 25 20:09:04 localhost kernel: ---[ end trace bf9fc42e701e26d1 ]--- -- Fernando And before that this one, looks even weirder... I think this was a warm boot from kernel-PAE-2.6.27.19-170.2.35.fc10.i686 Mar 25 20:02:23 localhost kernel: iwl3945 0000:03:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17 Mar 25 20:02:25 localhost kernel: iwl3945: Microcode SW error detected. Restarting 0x82000008. Mar 25 20:02:25 localhost kernel: ------------[ cut here ]------------ Mar 25 20:02:25 localhost kernel: kernel BUG at drivers/net/wireless/iwlwifi/iwl3945-base.c:3352! Mar 25 20:02:25 localhost kernel: invalid opcode: 0000 [#1] PREEMPT SMP Mar 25 20:02:25 localhost kernel: last sysfs file: /sys/devices/pci0000:00/0000:00:19.0/irq Mar 25 20:02:25 localhost kernel: Modules linked in: sunrpc ip6t_REJECT nf_conntrack_ipv6 ip6table_filter ip6_tables ipv6 cpufreq_ondemand acpi_cpufreq dm_multipath uinput snd_hda_codec_analog snd_hda_intel snd_hda_codec snd_hwdep snd_seq_dummy snd_seq_oss snd_seq_midi_event arc4 snd_seq snd_seq_device ecb sdhci_pci snd_pcm_oss snd_mixer_oss snd_pcm sdhci thinkpad_acpi hwmon iwl3945 rfkill mac80211 ohci1394 i2c_i801 btusb snd_timer ricoh_mmc mmc_core snd yenta_socket i2c_core video rsrc_nonstatic pcspkr soundcore lib80211 bluetooth iTCO_wdt e1000e snd_page_alloc cfg80211 joydev iTCO_vendor_support output ata_generic pata_acpi [last unloaded: microcode] Mar 25 20:02:25 localhost kernel: Mar 25 20:02:25 localhost kernel: Pid: 23, comm: sirq-tasklet/1 Not tainted (2.6.29-1.rt1.1.fc10.ccrma.i686.rtPAE #1) 6463CTO Mar 25 20:02:25 localhost kernel: EIP: 0060:[<f832bc52>] EFLAGS: 00010297 CPU: 1 Mar 25 20:02:25 localhost kernel: EIP is at iwl3945_irq_tasklet +0x495/0x80f [iwl3945] Mar 25 20:02:25 localhost kernel: EAX: 00000000 EBX: 00000000 ECX: f44ab380 EDX: f73a0000 Mar 25 20:02:25 localhost kernel: ESI: f73a8f20 EDI: 00000000 EBP: f70abf84 ESP: f70abf24 Mar 25 20:02:25 localhost kernel: DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 preempt:00000001 Mar 25 20:02:25 localhost kernel: Process sirq-tasklet/1 (pid: 23, ti=f70ab000 task=f70bf000 task.ti=f70ab000) Mar 25 20:02:25 localhost kernel: Stack: Mar 25 20:02:25 localhost kernel: f73a9494 02000000 00010000 00000008 00000005 00000001 00000000 00000003 Mar 25 20:02:25 localhost kernel: f44bb004 f73a98b4 f73ab5cc f73ab5d8 344bb004 00000000 f73ab7f4 f73acf70 Mar 25 20:02:25 localhost kernel: f73a9880 00000000 82000008 349ad004 00000006 f73ad020 f73ad024 000f4240 Mar 25 20:02:25 localhost kernel: Call Trace: Mar 25 20:02:25 localhost kernel: [<c043d707>] ? __tasklet_action +0x81/0xe4 Mar 25 20:02:25 localhost kernel: [<c043d7ea>] ? tasklet_action +0x3e/0x42 Mar 25 20:02:25 localhost kernel: [<c043d4e6>] ? ksoftirqd+0x130/0x216 Mar 25 20:02:25 localhost kernel: [<c043d3b6>] ? ksoftirqd+0x0/0x216 Mar 25 20:02:25 localhost kernel: [<c044a18d>] ? kthread+0x3b/0x61 Mar 25 20:02:25 localhost kernel: [<c044a152>] ? kthread+0x0/0x61 Mar 25 20:02:25 localhost kernel: [<c0409267>] ? kernel_thread_helper +0x7/0x10 Mar 25 20:02:25 localhost kernel: Code: 0f 84 44 01 00 00 8b 45 c4 8b 48 08 85 c9 0f 84 2b 01 00 00 8b 81 ac 00 00 00 66 8b 50 06 0f b6 c6 25 bf 00 00 00 83 f8 04 74 04 <0f> 0b eb fe 88 55 e7 80 e6 40 8b 86 e8 27 00 00 75 04 48 22 45 Mar 25 20:02:25 localhost kernel: EIP: [<f832bc52>] iwl3945_irq_tasklet +0x495/0x80f [iwl3945] SS:ESP 0068:f70abf24 Mar 25 20:02:25 localhost kernel: ---[ end trace 173bbf32758a5321 ]--- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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