Re: kernel error at led trigger "phy0tpt"

["Linux regression tracking (Thorsten Leemhuis)" <regressions@leemhuis.info>]

On 20.03.23 20:44, Tobias Dahms wrote:
> Hello,
> 
> since some kernel versions I get a kernel errror while setting led
> trigger to phy0tpt.
> 
> command to reproduce:
> echo phy0tpt > /sys/class/leds/bpi-r2\:isink\:blue/trigger
> 
> same trigger, other led location => no error:
> echo phy0tpt > /sys/class/leds/bpi-r2\:pio\:blue/trigger
> 
> other trigger, same led location => no error:
> echo phy0tx > /sys/class/leds/bpi-r2\:isink\:blue/trigger
> 
> last good kernel:
> bpi-r2 5.19.17-bpi-r2
>
> error at kernel versions:
> bpi-r2 6.0.19-bpi-r2
> up to
> bpi-r2 6.3.0-rc1-bpi-r2+

Thx for the report.

"5.19.17-bpi-r2" sounds like a vendor kernel. Is that one that is
vanilla or at least close to vanilla? If not, you'll have to report this
to your kernel vendor. If not: could you try to bisect this?

> wireless lan card:
> 01:00.0 Network controller: MEDIATEK Corp. MT7612E 802.11acbgn PCI
> Express Wireless Network Adapter
> 
> distribution:
> Arch-Linux-ARM (with vanilla kernel instead of original distribution
> kernel)
> 
> board:
> BananaPi-R2

Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
--
Everything you wanna know about Linux kernel regression tracking:
https://linux-regtracking.leemhuis.info/about/#tldr
If I did something stupid, please tell me, as explained on that page.