Pid: 0, comm: swapper Not tainted (2.6.27-7-generic #1) Oct 27 21:43:33
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
New
|
Undecided
|
Unassigned |
Bug Description
I noticed high activity of processor and detected that it was klog in htop.
Syslog become > than 100 mb during sevreral minutes populated with something like that (100000 last lines attached):
Oct 27 21:43:33 libero kernel: [79956.180012] Pid: 0, comm: swapper Not tainted (2.6.27-7-generic #1)
Oct 27 21:43:33 libero kernel: [79956.180012] EIP: 0060:[<f8862800>] EFLAGS: 00000246 CPU: 0
Oct 27 21:43:33 libero kernel: [79956.180012] EIP is at acpi_idle_
Oct 27 21:43:33 libero kernel: [79956.180012] EAX: c0510760 EBX: 000013db ECX: 00000000 EDX: 01cbf000
Oct 27 21:43:33 libero kernel: [79956.180012] ESI: 00000000 EDI: 0078b136 EBP: c04a7f90 ESP: c04a7f74
Oct 27 21:43:33 libero kernel: [79956.180012] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
Oct 27 21:43:33 libero kernel: [79956.180012] CR0: 8005003b CR2: aa9161a0 CR3: 3556f000 CR4: 000026d0
Oct 27 21:43:33 libero kernel: [79956.180012] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
Oct 27 21:43:33 libero kernel: [79956.180012] DR6: ffff0ff0 DR7: 00000400
Oct 27 21:43:33 libero kernel: [79956.180012] [<c02dbf7b>] cpuidle_
Oct 27 21:43:33 libero kernel: [79956.180012] [<c010288d>] cpu_idle+0x7d/0x140
Oct 27 21:43:33 libero kernel: [79956.180012] [<c036edc3>] rest_init+0x53/0x60
Oct 27 21:43:33 libero kernel: [79956.180012] =======
Oct 27 21:43:33 libero kernel: [79956.180012] Pid: 0, comm: swapper Not tainted 2.6.27-7-generic #1
Oct 27 21:43:33 libero kernel: [79956.180012] [<c037c3f6>] ? printk+0x1d/0x1f
Oct 27 21:43:33 libero kernel: [79956.180012] [<c0122b8a>] dequeue_
Oct 27 21:43:33 libero kernel: [79956.180012] [<c012107f>] dequeue_
Oct 27 21:43:33 libero kernel: [79956.180012] [<c012112a>] deactivate_
Oct 27 21:43:33 libero kernel: [79956.180012] [<c037ca13>] schedule+
Oct 27 21:43:33 libero kernel: [79956.180012] [<c012b6ab>] ? default_
Oct 27 21:43:33 libero kernel: [79956.180012] [<c037e501>] ? _spin_lock_
Oct 27 21:43:33 libero kernel: [79956.180012] [<c013c91c>] ? __mod_timer+
Oct 27 21:43:33 libero kernel: [79956.180012] [<c037d094>] schedule_
Oct 27 21:43:33 libero kernel: [79956.180012] [<c013c260>] ? process_
Oct 27 21:43:33 libero kernel: [79956.180012] [<c037d08f>] ? schedule_
Oct 27 21:43:33 libero kernel: [79956.180012] [<c037d11a>] schedule_
Oct 27 21:43:33 libero kernel: [79956.180012] [<c013c97d>] msleep+0x1d/0x30
Oct 27 21:43:33 libero kernel: [79956.180012] [<f8c21ceb>] iwl_scan_
Oct 27 21:43:33 libero kernel: [79956.180012] [<f8bfbeb2>] iwl4965_
Oct 27 21:43:33 libero kernel: [79956.180012] [<f8bd410e>] ? tkip_mixing_
Oct 27 21:43:33 libero kernel: [79956.180012] [<f8bd459c>] ieee80211_
Oct 27 21:43:33 libero kernel: [79956.180012] [<f8bcb013>] ieee80211_
Oct 27 21:43:33 libero kernel: [79956.180012] [<f8bd6667>] ieee80211_
Oct 27 21:43:33 libero kernel: [79956.180012] [<f8bd8657>] ieee80211_
Oct 27 21:43:33 libero kernel: [79956.180012] [<f8bd810c>] __ieee80211_
Oct 27 21:43:33 libero kernel: [79956.180012] [<c014b79e>] ? ktime_get+0x1e/0x40
Oct 27 21:43:33 libero kernel: [79956.180012] [<f8bd88c9>] __ieee80211_
Oct 27 21:43:33 libero kernel: [79956.180012] [<f8bc7316>] ieee80211_
Oct 27 21:43:33 libero kernel: [79956.180012] [<c0137258>] tasklet_
Oct 27 21:43:33 libero kernel: [79956.180012] [<c0137682>] __do_softirq+
Oct 27 21:43:33 libero kernel: [79956.180012] [<c013776d>] do_softirq+
Oct 27 21:43:33 libero kernel: [79956.180012] [<c01378e5>] irq_exit+0x55/0x90
Oct 27 21:43:33 libero kernel: [79956.180012] [<c0106c1a>] do_IRQ+0x4a/0x80
Oct 27 21:43:33 libero kernel: [79956.180012] [<c0105003>] common_
Oct 27 21:43:33 libero kernel: [79956.180012] [<c01700d8>] ? __audit_
Oct 27 21:43:33 libero kernel: [79956.180012] [<f8862800>] ? acpi_idle_
Oct 27 21:43:33 libero kernel: [79956.180012] [<c02dbf7b>] cpuidle_
Oct 27 21:43:33 libero kernel: [79956.180012] [<c010288d>] cpu_idle+0x7d/0x140
Oct 27 21:43:33 libero kernel: [79956.180012] [<c036edc3>] rest_init+0x53/0x60
Oct 27 21:43:33 libero kernel: [79956.180012] =======
Oct 27 21:43:33 libero kernel: [79956.180012] Modules linked in: sco bridge stp bnep rfcomm l2cap btusb bluetooth aes_i586 aes_generic ecryptfs i915 drm af_packet binfmt_misc uvcvideo compat_ioctl32 videodev v4l1_compat uinput kvm_intel kvm ppdev acpi_cpufreq cpufreq_
Oct 27 21:43:33 libero kernel: e dm_mirror dm_log dm_snapshot dm_mod thermal processor fan fbcon tileblit font bitblit softcursor fuse
Hi Antono,
This looks to be a duplicate of Bug 286285 so I am marking it as such for now. Please continue to follow up with this bug at that report. Thanks.