On 07/13/2009 07:00 PM, Thomas Meyer wrote: >> What warning tainted the kernel before this oops is still interesting... > > There seems to be no OOPS before that BUG. Does a WARNING also set the G > flag? No, W is set by warning. G means no proprietary modules loaded. > Something like that: > > Jul 12 16:42:34 localhost kernel: [ 6179.647004] ------------[ cut here ]------------ > Jul 12 16:42:34 localhost kernel: [ 6179.647004] WARNING: at lib/kref.c:43 kref_get+0x2f/0x4c() It tried to get a reference of a structure which was already "freed". Its reference count already had lowered to 0. > Jul 12 16:42:34 localhost kernel: [ 6179.647004] Hardware name: MS-7250 > Jul 12 16:42:34 localhost kernel: [ 6179.647004] Modules linked in: rndis_wlan floppy olympic forcedeth [last unloaded: scsi_wait_scan] > Jul 12 16:42:34 localhost kernel: [ 6179.647004] Pid: 27483, comm: pm-suspend Tainted: G W 2.6.31-rc2 #79 > Jul 12 16:42:34 localhost kernel: [ 6179.647004] Call Trace: > Jul 12 16:42:34 localhost kernel: [ 6179.647004] [<ffffffff8106c1c6>] ? warn_slowpath_common+0x84/0xb2 > Jul 12 16:42:34 localhost kernel: [ 6179.647004] [<ffffffff8134876b>] ? kref_get+0x2f/0x4c > Jul 12 16:42:34 localhost kernel: [ 6179.647004] [<ffffffff813476b2>] ? kobject_get+0x26/0x44 > Jul 12 16:42:34 localhost kernel: [ 6179.647004] [<ffffffff815a344f>] ? cpufreq_cpu_get+0x74/0xca > Jul 12 16:42:34 localhost kernel: [ 6179.647004] [<ffffffff815a3675>] ? cpufreq_suspend+0x5f/0x16f > Jul 12 16:42:34 localhost kernel: [ 6179.647004] [<ffffffff81044a4f>] ? disable_local_APIC+0x2d/0x6d > Jul 12 16:42:34 localhost kernel: [ 6179.647004] [<ffffffff81449b54>] ? sysdev_suspend+0xa7/0x28d > Jul 12 16:42:34 localhost kernel: [ 6179.647004] [<ffffffff810a1229>] ? suspend_devices_and_enter+0x11c/0x1e6 > Jul 12 16:42:34 localhost kernel: [ 6179.647004] [<ffffffff810a13d8>] ? enter_state+0xe5/0x14c > Jul 12 16:42:34 localhost kernel: [ 6179.647004] [<ffffffff810a0841>] ? state_store+0xc1/0xf6 > Jul 12 16:42:34 localhost kernel: [ 6179.647004] [<ffffffff81178bb8>] ? sysfs_write_file+0xe6/0x137 > Jul 12 16:42:34 localhost kernel: [ 6179.647004] [<ffffffff81117d03>] ? vfs_write+0xb4/0x126 > Jul 12 16:42:34 localhost kernel: [ 6179.647004] [<ffffffff81117e5d>] ? sys_write+0x55/0x90 > Jul 12 16:42:34 localhost kernel: [ 6179.647004] [<ffffffff8102bf2b>] ? system_call_fastpath+0x16/0x1b > Jul 12 16:42:34 localhost kernel: [ 6179.647004] ---[ end trace f7a4d612974b9b3e ]--- > > Btw this seems also to be new in 2.6.31-rc2: This is unrelated I think. I met it many times. > Jul 12 16:42:34 localhost kernel: [ 6187.256748] sd 2:0:0:0: [sdb] Starting disk > Jul 12 16:42:34 localhost kernel: [ 6190.318012] > Jul 12 16:42:34 localhost kernel: [ 6190.318128] floppy driver state > Jul 12 16:42:34 localhost kernel: [ 6190.318244] ------------------- > Jul 12 16:42:34 localhost kernel: [ 6190.320684] now=4300857616 last interrupt=4294760495 diff=6097121 last called handler=ffffffffa00263ea > Jul 12 16:42:34 localhost kernel: [ 6190.320896] timeout_message=lock fdc -- To unsubscribe from this list: send the line "unsubscribe cpufreq" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
