Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1680990

Re: WARN_ON_ONCE(work > weight) in napi_poll()

Show all headers | View raw

Andrey Ryabinin <aryabinin@virtuozzo.com> writes:

> I occasionally hit WARN_ON_ONCE(work > weight); in napi_poll() on a
> laptop with ath10k card.
>
>
> [37207.593370] ------------[ cut here ]------------
> [37207.593380] WARNING: CPU: 0 PID: 7 at ../net/core/dev.c:5274
> net_rx_action+0x258/0x360
> [37207.593381] Modules linked in: snd_hda_codec_realtek snd_soc_skl
> snd_hda_codec_generic snd_soc_skl_ipc snd_soc_sst_ipc snd_soc_sst_dsp
> snd_hda_ext_core snd_soc_sst_match snd_soc_core rtsx_pci_sdmmc
> mmc_core snd_pcm_dmaengine x86_pkg_temp_thermal snd_hda_intel uvcvideo
> kvm_intel videobuf2_vmalloc kvm snd_hda_codec snd_hwdep btusb
> videobuf2_memops btintel snd_hda_core videobuf2_v4l2 bluetooth
> irqbypass snd_pcm videobuf2_core crc32c_intel videodev mei_me mei
> rtsx_pci intel_lpss_pci intel_lpss_acpi intel_vbtn intel_lpss mfd_core
> tpm_tis intel_hid tpm_tis_core tpm efivarfs
> [37207.593430] CPU: 0 PID: 7 Comm: ksoftirqd/0 Not tainted 4.11.7 #28
> [37207.593432] Hardware name: Dell Inc. XPS 13 9360/0839Y6, BIOS 1.3.5 05/08/2017

What firmware and hardware versions exactly? The dmesg output when
ath10k loads is preferred. As you are using XPS 13 I'm guessing it's one
of QCA6174 family.

-- 
Kalle Valo

Back to linux.kernel | Previous | Next — Next in thread | Find similar | Unroll thread

Thread

Re: WARN_ON_ONCE(work > weight) in napi_poll() Kalle Valo <kvalo@qca.qualcomm.com> - 2017-07-04 16:00 +0200
  Re: WARN_ON_ONCE(work > weight) in napi_poll() Ryan Hsu <ryanhsu@qti.qualcomm.com> - 2017-07-10 23:30 +0200
    Re: WARN_ON_ONCE(work > weight) in napi_poll() Ryan Hsu <ryanhsu@qti.qualcomm.com> - 2017-07-18 08:50 +0200

csiph-web