http://bugzilla.kernel.org/show_bug.cgi?id=15407
Summary: Lenovo W510/T510 do not resume properly after suspend
- system resumes but will hang if resumed a second
time
Product: ACPI
Version: 2.5
Kernel Version: 2.6.32
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Power-Sleep-Wake
AssignedTo: acpi_power-sleep-w...@kernel-bugs.osdl.org
ReportedBy: li...@nashira.ca
Regression: No
After unloading drivers that cause problems with suspend (xhci, bluetooth, etc)
the system can suspend OK. On resume however this message is displayed in
dmesg:
[18446744064.763411] irq 9: nobody cared (try booting with the "irqpoll"
option)
[18446744064.763419] Pid: 0, comm: swapper Tainted: G W
2.6.32-14-generic #20-Ubuntu
[18446744064.763423] Call Trace:
[18446744064.763426] <IRQ> [<ffffffff810c4c1b>] __report_bad_irq+0x2b/0xa0
[18446744064.763439] [<ffffffff810c4e1c>] note_interrupt+0x18c/0x1d0
[18446744064.763446] [<ffffffff81019f09>] ? read_tsc+0x9/0x20
[18446744064.763452] [<ffffffff810c551d>] handle_fasteoi_irq+0xdd/0x100
[18446744064.763457] [<ffffffff81015d52>] handle_irq+0x22/0x30
[18446744064.763465] [<ffffffff81563bdc>] do_IRQ+0x6c/0xf0
[18446744064.763472] [<ffffffff81013b53>] ret_from_intr+0x0/0x11
[18446744064.763475] <EOI> [<ffffffff813086c0>] ?
acpi_idle_enter_bm+0x283/0x2b7
[18446744064.763486] [<ffffffff813086b9>] ? acpi_idle_enter_bm+0x27c/0x2b7
[18446744064.763492] [<ffffffff8144c567>] ? cpuidle_idle_call+0xa7/0x140
[18446744064.763497] [<ffffffff81011ea3>] ? cpu_idle+0xb3/0x110
[18446744064.763504] [<ffffffff81558aad>] ? start_secondary+0xa8/0xaa
[18446744064.763508] handlers:
[18446744064.763510] [<ffffffff812de974>] (acpi_irq+0x0/0x31)
[18446744064.763517] Disabling IRQ #9
If the system is suspended a second time, it will not resume and instead shows
a BIOS screen and must be hard booted.
Note this issue likely affects the following Lenovo models:
T410
T410s
T510
T510i
W510
W510i
W710
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