Messages in this thread Patch in this message | | | Date | Fri, 30 Mar 2018 21:51:33 +0200 (CEST) | From | Thomas Gleixner <> | Subject | Re: Regression caused by commit bc976233a872, ethernet r8169 stops working after system S3 |
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On Sat, 31 Mar 2018, Kai-Heng Feng wrote: > A user reported [1] that the Realtek ethernet r8169 stops working after S3 > since v4.15-rc6. The issue still exists in Linus' tree: > > [ 150.877998] IPv6: ADDRCONF(NETDEV_UP): enp1s0: link is not ready > [ 150.944101] do_IRQ: 3.37 No irq handler for vector > [ 150.944105] r8169 0000:01:00.0 enp1s0: link down > [ 150.944180] IPv6: ADDRCONF(NETDEV_UP): enp1s0: link is not ready > > My desktop also has this device, which is also affected by this regression. So > I did a bisect, and this is the bad commit: > bc976233a872 genirq/msi x86/vector: Prevent reservation mode for non maskable > MSI > > After this commit gets reverted, the issue is gone.
Sigh. Can you please apply the debug patch below and provide the output of
# cat /proc/interrupts
and full dmesg after resume.
Thanks,
tglx
8<------------------ --- a/kernel/irq/cpuhotplug.c +++ b/kernel/irq/cpuhotplug.c @@ -134,6 +134,10 @@ static bool migrate_one_irq(struct irq_d brokeaff = false; } + pr_info("IRQ%u: New affinity: %*pbl effective: %*pbl\n", + cpumask_pr_args(affinity), + irq_data_get_effective_affinity_mask(d)); + if (maskchip && chip->irq_unmask) chip->irq_unmask(d);
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