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SubjectRe: 4.15: WARNING: CPU: 3 PID: 258 at kernel/irq/chip.c:244 __irq_startup+0x80/0x100
On Mon, 29 Jan 2018, Meelis Roos wrote:

> Upgraded some of my older machines to v4.15 today. On a quad P3 HP
> NetServer,

Your supply of vintage hardware is amazing.

> I get a bootup warning at kernel/irq/chip.c:244
> __irq_startup+0x80/0x100 (full dmesg below). It seems it was there
> before but I did not notice it.

> [ 11.180167] WARNING: CPU: 3 PID: 258 at kernel/irq/chip.c:244 __irq_startup+0x80/0x100
> [ 11.180508] EIP: __irq_startup+0x80/0x100
> [ 11.180912] irq_startup+0x7e/0x170
> [ 11.180977] probe_irq_on+0x128/0x2b0
> [ 11.181054] parport_irq_probe.constprop.18+0x8d/0x1af [parport_pc]
> [ 11.181127] parport_pc_probe_port+0xf11/0x1260 [parport_pc]
> [ 11.181202] parport_pc_init+0x78a/0xf10 [parport_pc]
> [ 11.181273] ? parport_parse_param.constprop.16+0xf0/0xf0 [parport_pc]
> [ 11.181338] do_one_initcall+0x45/0x1e0

Bah, that's the irq probing code, which I obviously missed... I'll have a look.

Thanks,

tglx

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