I've hit this twice. This time I unplugged my USB hub which had the device in it.
Jan 23 11:47:08 jonsmirl kernel: BUG: soft lockup detected on CPU#1! Jan 23 11:47:08 jonsmirl kernel: [softlockup_tick+156/224] softlockup_tick+0x9c/0xe0 Jan 23 11:47:08 jonsmirl kernel: [update_process_times+51/128] update_process_times+0x33/0x80 Jan 23 11:47:08 jonsmirl kernel: [smp_apic_timer_interrupt+115/144] smp_apic_timer_interrupt+0x73/0x90 Jan 23 11:47:08 jonsmirl kernel: [apic_timer_interrupt+40/48] apic_timer_interrupt+0x28/0x30 Jan 23 11:47:08 jonsmirl kernel: [partition_sched_domains+11/96] partition_sched_domains+0xb/0x60 Jan 23 11:47:08 jonsmirl kernel: [<f8a4007b>] patch_cr157+0x2b/0xc0 [zd1211rw_d80211] Jan 23 11:47:08 jonsmirl kernel: [lock_timer_base+67/80] lock_timer_base+0x43/0x50 Jan 23 11:47:08 jonsmirl kernel: [try_to_del_timer_sync+19/80] try_to_del_timer_sync+0x13/0x50 Jan 23 11:47:08 jonsmirl kernel: [del_timer_sync+14/32] del_timer_sync+0xe/0x20 Jan 23 11:47:08 jonsmirl kernel: [<f8a61dfa>] ieee80211_if_shutdown+0x4a/0x100 [80211] Jan 23 11:47:08 jonsmirl kernel: [<f8a65a48>] ieee80211_stop+0x78/0x100 [80211] Jan 23 11:47:08 jonsmirl kernel: [dev_close+84/112] dev_close+0x54/0x70 Jan 23 11:47:08 jonsmirl kernel: [unregister_netdevice+395/528] unregister_netdevice+0x18b/0x210 Jan 23 11:47:08 jonsmirl kernel: [<f8a75ff4>] __ieee80211_if_del+0x34/0x50 [80211] Jan 23 11:47:08 jonsmirl kernel: [<f8a65169>] ieee80211_unregister_hw+0x79/0x210 [80211] Jan 23 11:47:08 jonsmirl kernel: [<f8a44a35>] disconnect+0x55/0xc0 [zd1211rw_d80211] Jan 23 11:47:08 jonsmirl kernel: [<f88663a8>] usb_unbind_interface+0x38/0x80 [usbcore] Jan 23 11:47:08 jonsmirl kernel: [__device_release_driver+100/144] __device_release_driver+0x64/0x90 Jan 23 11:47:08 jonsmirl kernel: [device_release_driver+35/64] device_release_driver+0x23/0x40 Jan 23 11:47:08 jonsmirl kernel: [bus_remove_device+92/144] bus_remove_device+0x5c/0x90 Jan 23 11:47:08 jonsmirl kernel: [device_del+338/432] device_del+0x152/0x1b0 Jan 23 11:47:08 jonsmirl kernel: [<f8863c9e>] usb_disable_device+0x7e/0xe0 [usbcore] Jan 23 11:47:08 jonsmirl kernel: [<f8860207>] usb_disconnect+0x97/0x110 [usbcore] Jan 23 11:47:08 jonsmirl kernel: [<f88601f3>] usb_disconnect+0x83/0x110 [usbcore] Jan 23 11:47:08 jonsmirl kernel: [<f8860ede>] hub_thread+0x1ee/0xb70 [usbcore] Jan 23 11:47:08 jonsmirl kernel: [autoremove_wake_function+0/80] autoremove_wake_function+0x0/0x50 Jan 23 11:47:08 jonsmirl kernel: [<f8860cf0>] hub_thread+0x0/0xb70 [usbcore] Jan 23 11:47:08 jonsmirl kernel: [kthread+186/240] kthread+0xba/0xf0 Jan 23 11:47:08 jonsmirl kernel: [kthread+0/240] kthread+0x0/0xf0 Jan 23 11:47:08 jonsmirl kernel: [kernel_thread_helper+7/28] kernel_thread_helper+0x7/0x1c Jan 23 11:47:08 jonsmirl kernel: ======================= This one on rmmod of the rt2500 dscape driver Jan 23 12:02:20 jonsmirl kernel: BUG: soft lockup detected on CPU#0! Jan 23 12:02:20 jonsmirl kernel: [softlockup_tick+156/224] softlockup_tick+0x9c/0xe0 Jan 23 12:02:20 jonsmirl kernel: [update_process_times+51/128] update_process_times+0x33/0x80 Jan 23 12:02:20 jonsmirl kernel: [smp_apic_timer_interrupt+115/144] smp_apic_timer_interrupt+0x73/0x90 Jan 23 12:02:20 jonsmirl kernel: [apic_timer_interrupt+40/48] apic_timer_interrupt+0x28/0x30 Jan 23 12:02:20 jonsmirl kernel: [lock_timer_base+67/80] lock_timer_base+0x43/0x50 Jan 23 12:02:20 jonsmirl kernel: [try_to_del_timer_sync+19/80] try_to_del_timer_sync+0x13/0x50 Jan 23 12:02:20 jonsmirl kernel: [del_timer_sync+14/32] del_timer_sync+0xe/0x20 Jan 23 12:02:20 jonsmirl kernel: [<f8a87dfa>] ieee80211_if_shutdown+0x4a/0x100 [80211] Jan 23 12:02:20 jonsmirl kernel: [<f8a337ad>] rt2500usb_remove_interface+0xad/0xe0 [rt2500usb] Jan 23 12:02:20 jonsmirl kernel: [<f8a8ba48>] ieee80211_stop+0x78/0x100 [80211] Jan 23 12:02:20 jonsmirl kernel: [dev_close+84/112] dev_close+0x54/0x70 Jan 23 12:02:20 jonsmirl kernel: [unregister_netdevice+395/528] unregister_netdevice+0x18b/0x210 Jan 23 12:02:20 jonsmirl kernel: [<f8a9bff4>] __ieee80211_if_del+0x34/0x50 [80211] Jan 23 12:02:20 jonsmirl kernel: [<f8a8b169>] ieee80211_unregister_hw+0x79/0x210 [80211] Jan 23 12:02:20 jonsmirl kernel: [<f8a34131>] rt2500usb_disconnect+0x41/0x70 [rt2500usb] Jan 23 12:02:20 jonsmirl kernel: [<f88663a8>] usb_unbind_interface+0x38/0x80 [usbcore] Jan 23 12:02:20 jonsmirl kernel: [__device_release_driver+100/144] __device_release_driver+0x64/0x90 Jan 23 12:02:20 jonsmirl kernel: [driver_detach+195/208] driver_detach+0xc3/0xd0 Jan 23 12:02:20 jonsmirl kernel: [bus_remove_driver+103/144] bus_remove_driver+0x67/0x90 Jan 23 12:02:20 jonsmirl kernel: [driver_unregister+8/32] driver_unregister+0x8/0x20 Jan 23 12:02:20 jonsmirl kernel: [<f8865cb6>] usb_deregister+0x96/0xb0 [usbcore] Jan 23 12:02:20 jonsmirl kernel: [sys_delete_module+298/400] sys_delete_module+0x12a/0x190 Jan 23 12:02:20 jonsmirl kernel: [zeromap_page_range+354/400] zeromap_page_range+0x162/0x190 Jan 23 12:02:20 jonsmirl kernel: [do_munmap+390/480] do_munmap+0x186/0x1e0 Jan 23 12:02:20 jonsmirl kernel: [sysenter_past_esp+95/133] sysenter_past_esp+0x5f/0x85 Jan 23 12:02:20 jonsmirl kernel: [ioctl_standard_call+275/928] ioctl_standard_call+0x113/0x3a0 Jan 23 12:02:20 jonsmirl kernel: ======================= -- Jon Smirl [EMAIL PROTECTED] - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html