Hi, I'm running ubuntu 16.04 (since january) and relatively recently (after another kernel upgrade during alpha-beta stage) I've started experience problems with the mouse (it's a radio-powered one). After checking the syslog that is what I've found:
May 5 16:39:03 lyu-ubuntu kernel: [11999.623139] irq 20: nobody cared (try booting with the "irqpoll" option)
May 5 16:39:03 lyu-ubuntu kernel: [11999.623157] CPU: 1 PID: 0 Comm: swapper/1 Tainted: P OE 4.4.0-21-generic #37-Ubuntu
May 5 16:39:03 lyu-ubuntu kernel: [11999.623159] Hardware name: ASUSTeK Computer Inc. K50IN /K50IN , BIOS 222 01/22/2010
May 5 16:39:03 lyu-ubuntu kernel: [11999.623163] 0000000000000086 87c743a25af182af ffff8800bfa83cf8 ffffffff813e93c3
May 5 16:39:03 lyu-ubuntu kernel: [11999.623168] ffff8800b57abe00 ffff8800b57abeb4 ffff8800bfa83d20 ffffffff810dd3a3
May 5 16:39:03 lyu-ubuntu kernel: [11999.623171] ffff8800b57abe00 0000000000000000 0000000000000014 ffff8800bfa83d58
May 5 16:39:03 lyu-ubuntu kernel: [11999.623176] Call Trace:
May 5 16:39:03 lyu-ubuntu kernel: [11999.623178] <IRQ> [<ffffffff813e93c3>] dump_stack+0x63/0x90
May 5 16:39:03 lyu-ubuntu kernel: [11999.623192] [<ffffffff810dd3a3>] __report_bad_irq+0x33/0xc0
May 5 16:39:03 lyu-ubuntu kernel: [11999.623196] [<ffffffff810dd737>] note_interrupt+0x247/0x290
May 5 16:39:03 lyu-ubuntu kernel: [11999.623199] [<ffffffff810da9c7>] handle_irq_event_percpu+0x167/0x1d0
May 5 16:39:03 lyu-ubuntu kernel: [11999.623202] [<ffffffff810daa6e>] handle_irq_event+0x3e/0x60
May 5 16:39:03 lyu-ubuntu kernel: [11999.623206] [<ffffffff810ddca6>] handle_fasteoi_irq+0x96/0x150
May 5 16:39:03 lyu-ubuntu kernel: [11999.623211] [<ffffffff8103115a>] handle_irq+0x1a/0x30
May 5 16:39:03 lyu-ubuntu kernel: [11999.623215] [<ffffffff81826edb>] do_IRQ+0x4b/0xd0
May 5 16:39:03 lyu-ubuntu kernel: [11999.623220] [<ffffffff81824fc2>] common_interrupt+0x82/0x82
May 5 16:39:03 lyu-ubuntu kernel: [11999.623439] [<ffffffffc1411c50>] ? _nv013458rm+0x30/0x30 [nvidia]
May 5 16:39:03 lyu-ubuntu kernel: [11999.623446] [<ffffffff8108591e>] ? __do_softirq+0x7e/0x290
May 5 16:39:03 lyu-ubuntu kernel: [11999.623450] [<ffffffff81085ca3>] irq_exit+0xa3/0xb0
May 5 16:39:03 lyu-ubuntu kernel: [11999.623454] [<ffffffff81826ee4>] do_IRQ+0x54/0xd0
May 5 16:39:03 lyu-ubuntu kernel: [11999.623458] [<ffffffff81824fc2>] common_interrupt+0x82/0x82
May 5 16:39:03 lyu-ubuntu kernel: [11999.623460] <EOI> [<ffffffff816bb9ee>] ? cpuidle_enter_state+0x10e/0x2b0
May 5 16:39:03 lyu-ubuntu kernel: [11999.623468] [<ffffffff816bbbc7>] cpuidle_enter+0x17/0x20
May 5 16:39:03 lyu-ubuntu kernel: [11999.623473] [<ffffffff810c3d52>] call_cpuidle+0x32/0x60
May 5 16:39:03 lyu-ubuntu kernel: [11999.623476] [<ffffffff816bbba3>] ? cpuidle_select+0x13/0x20
May 5 16:39:03 lyu-ubuntu kernel: [11999.623480] [<ffffffff810c4010>] cpu_startup_entry+0x290/0x350
May 5 16:39:03 lyu-ubuntu kernel: [11999.623485] [<ffffffff810516f4>] start_secondary+0x154/0x190
May 5 16:39:03 lyu-ubuntu kernel: [11999.623487] handlers:
May 5 16:39:03 lyu-ubuntu kernel: [11999.623492] [<ffffffff8160c440>] usb_hcd_irq
May 5 16:39:03 lyu-ubuntu kernel: [11999.623495] Disabling IRQ #20
The currently running kernel version is 4.4.0-21-generic #37-Ubuntu SMP Mon Apr 18 18:33:37 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
Hi, I'm running ubuntu 16.04 (since january) and relatively recently (after another kernel upgrade during alpha-beta stage) I've started experience problems with the mouse (it's a radio-powered one). After checking the syslog that is what I've found:
May 5 16:39:03 lyu-ubuntu kernel: [11999.623139] irq 20: nobody cared (try booting with the "irqpoll" option) 3c3>] dump_stack+ 0x63/0x90 3a3>] __report_ bad_irq+ 0x33/0xc0 737>] note_interrupt+ 0x247/0x290 9c7>] handle_ irq_event_ percpu+ 0x167/0x1d0 a6e>] handle_ irq_event+ 0x3e/0x60 ca6>] handle_ fasteoi_ irq+0x96/ 0x150 15a>] handle_ irq+0x1a/ 0x30 edb>] do_IRQ+0x4b/0xd0 fc2>] common_ interrupt+ 0x82/0x82 c50>] ? _nv013458rm+ 0x30/0x30 [nvidia] 91e>] ? __do_softirq+ 0x7e/0x290 ca3>] irq_exit+0xa3/0xb0 ee4>] do_IRQ+0x54/0xd0 fc2>] common_ interrupt+ 0x82/0x82 9ee>] ? cpuidle_ enter_state+ 0x10e/0x2b0 bc7>] cpuidle_ enter+0x17/ 0x20 d52>] call_cpuidle+ 0x32/0x60 ba3>] ? cpuidle_ select+ 0x13/0x20 010>] cpu_startup_ entry+0x290/ 0x350 6f4>] start_secondary +0x154/ 0x190 440>] usb_hcd_irq
May 5 16:39:03 lyu-ubuntu kernel: [11999.623157] CPU: 1 PID: 0 Comm: swapper/1 Tainted: P OE 4.4.0-21-generic #37-Ubuntu
May 5 16:39:03 lyu-ubuntu kernel: [11999.623159] Hardware name: ASUSTeK Computer Inc. K50IN /K50IN , BIOS 222 01/22/2010
May 5 16:39:03 lyu-ubuntu kernel: [11999.623163] 0000000000000086 87c743a25af182af ffff8800bfa83cf8 ffffffff813e93c3
May 5 16:39:03 lyu-ubuntu kernel: [11999.623168] ffff8800b57abe00 ffff8800b57abeb4 ffff8800bfa83d20 ffffffff810dd3a3
May 5 16:39:03 lyu-ubuntu kernel: [11999.623171] ffff8800b57abe00 0000000000000000 0000000000000014 ffff8800bfa83d58
May 5 16:39:03 lyu-ubuntu kernel: [11999.623176] Call Trace:
May 5 16:39:03 lyu-ubuntu kernel: [11999.623178] <IRQ> [<ffffffff813e9
May 5 16:39:03 lyu-ubuntu kernel: [11999.623192] [<ffffffff810dd
May 5 16:39:03 lyu-ubuntu kernel: [11999.623196] [<ffffffff810dd
May 5 16:39:03 lyu-ubuntu kernel: [11999.623199] [<ffffffff810da
May 5 16:39:03 lyu-ubuntu kernel: [11999.623202] [<ffffffff810da
May 5 16:39:03 lyu-ubuntu kernel: [11999.623206] [<ffffffff810dd
May 5 16:39:03 lyu-ubuntu kernel: [11999.623211] [<ffffffff81031
May 5 16:39:03 lyu-ubuntu kernel: [11999.623215] [<ffffffff81826
May 5 16:39:03 lyu-ubuntu kernel: [11999.623220] [<ffffffff81824
May 5 16:39:03 lyu-ubuntu kernel: [11999.623439] [<ffffffffc1411
May 5 16:39:03 lyu-ubuntu kernel: [11999.623446] [<ffffffff81085
May 5 16:39:03 lyu-ubuntu kernel: [11999.623450] [<ffffffff81085
May 5 16:39:03 lyu-ubuntu kernel: [11999.623454] [<ffffffff81826
May 5 16:39:03 lyu-ubuntu kernel: [11999.623458] [<ffffffff81824
May 5 16:39:03 lyu-ubuntu kernel: [11999.623460] <EOI> [<ffffffff816bb
May 5 16:39:03 lyu-ubuntu kernel: [11999.623468] [<ffffffff816bb
May 5 16:39:03 lyu-ubuntu kernel: [11999.623473] [<ffffffff810c3
May 5 16:39:03 lyu-ubuntu kernel: [11999.623476] [<ffffffff816bb
May 5 16:39:03 lyu-ubuntu kernel: [11999.623480] [<ffffffff810c4
May 5 16:39:03 lyu-ubuntu kernel: [11999.623485] [<ffffffff81051
May 5 16:39:03 lyu-ubuntu kernel: [11999.623487] handlers:
May 5 16:39:03 lyu-ubuntu kernel: [11999.623492] [<ffffffff8160c
May 5 16:39:03 lyu-ubuntu kernel: [11999.623495] Disabling IRQ #20
The currently running kernel version is 4.4.0-21-generic #37-Ubuntu SMP Mon Apr 18 18:33:37 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux