https://bugzilla.kernel.org/show_bug.cgi?id=207749
Bug ID: 207749
Summary: Lenovo V15-IIL - irq 9: nobody cared
Product: ACPI
Version: 2.5
Kernel Version: 5.6.12
Hardware: All
OS: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Config-Interrupts
Assignee: acpi_config-interru...@kernel-bugs.osdl.org
Reporter: tpf...@gmx.net
Regression: No
Created attachment 289149
--> https://bugzilla.kernel.org/attachment.cgi?id=289149&action=edit
Kernel log
This always happens immediately after boot :
[ 9.764027] irq 9: nobody cared (try booting with the "irqpoll" option)
[ 9.764031] CPU: 0 PID: 294 Comm: rngd Not tainted 5.6.12 #1
[ 9.764031] Hardware name: LENOVO 82C5/LNVNB161216, BIOS DKCN26WW 03/04/2020
[ 9.764032] Call Trace:
[ 9.764035] <IRQ>
[ 9.764039] dump_stack+0x50/0x70
[ 9.764041] __report_bad_irq+0x30/0xa2
[ 9.764043] note_interrupt.cold+0xb/0x64
[ 9.764044] handle_irq_event_percpu+0x6a/0x80
[ 9.764046] handle_irq_event+0x2f/0x4c
[ 9.764047] handle_fasteoi_irq+0x9e/0x140
[ 9.764049] do_IRQ+0x68/0x120
[ 9.764050] common_interrupt+0xf/0xf
[ 9.764051] </IRQ>
[ 9.764052] RIP: 0033:0x7f361dd19900
[ 9.764054] Code: 48 31 45 f0 48 8b 45 e0 48 c1 e8 1b 83 e0 01 48 31 45 f0
48 8b 45 e0 48 c1 e8 16 83 e0 01 48 31 45 f0 48 d1 65 e0 48 8b 45 f0 <48> 31 45
e0 83 45 d4 01 83 7d d4 40 0f 86 72 ff ff ff 48 83 45 d8
[ 9.764054] RSP: 002b:00007f361d85fcd0 EFLAGS: 00000202 ORIG_RAX:
ffffffffffffffde
[ 9.764056] RAX: 0000000000000001 RBX: 0000000000000000 RCX:
000000000000001a
[ 9.764056] RDX: 000004be94000000 RSI: 0000000000000000 RDI:
00007ffd7b4c7080
[ 9.764056] RBP: 00007f361d85fd20 R08: 00007ffd7b4c7080 R09:
0000000000004b4c
[ 9.764057] R10: 000000005ebb08e9 R11: 00007f361dd19b98 R12:
00007ffd7b4bbd2e
[ 9.764057] R13: 00007ffd7b4bbd2f R14: 000055743804f9b0 R15:
000055743804f9b0
[ 9.764058] handlers:
[ 9.764061] [<00000000f1cac164>] acpi_irq
[ 9.764062] Disabling IRQ #9
The CPU is an Icelake i5 1035G1.
IRQ 9 handling stops after 100000 interrupts.
I am using gentoo, with vanilla kernel 5.6.12, but i get the same with Ubuntu
20.04 booting from USB, that has a 5.4 kernel.
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