Re: [PATCH 6.1 000/167] 6.1.136-rc1 review

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Thu, May 01, 2025 at 07:58:50AM +0900, Mark Brown wrote:
> On Tue, Apr 29, 2025 at 06:41:48PM +0200, Greg Kroah-Hartman wrote:
> > This is the start of the stable review cycle for the 6.1.136 release.
> > There are 167 patches in this series, all will be posted as a response
> > to this one.  If anyone has any issues with these being applied, please
> > let me know.
> 
> This breaks NFS boot on the Raspberry Pi 3+, the same issue appears in
> 5.15.  We don't appear to get any incoming traffic:
> 
>   Begin: Waiting up to 180 secs for any network device to become available ... done.
>   IP-Config: enxb827eb57f534 hardware address b8:27:eb:57:f5:34 mt[   16.127316] lan78xx 1-1.1.1:1.0 enxb827eb57f534: Link is Down
>   u 1500 DHCP
>   [   16.840932] brcmfmac: brcmf_sdio_htclk: HT Avail timeout (1000000): clkctl 0x50
>   IP-Config: no response after 2 secs - giving up
>   IP-Config: enxb827eb57f534 hardware address b8:27:eb:57:f5:34 mtu 1500 DHCP
> 
> There was a similar issue in mainline last release, I can't remember the
> exact fix though.
> 
> A bisect identifies "net: phy: microchip: force IRQ polling mode for
> lan88xx" as the problematic commit.
> 
> # bad: [c77e7bf5aa741c165e37394b3adb82bcb3cd9918] Linux 5.15.181-rc1
> # good: [f7347f4005727f3155551c0550f4deb9c40b56c2] Linux 5.15.180
> git bisect start 'c77e7bf5aa741c165e37394b3adb82bcb3cd9918' 'f7347f4005727f3155551c0550f4deb9c40b56c2'
> # test job: [c77e7bf5aa741c165e37394b3adb82bcb3cd9918] https://lava.sirena.org.uk/scheduler/job/1340356
> # bad: [c77e7bf5aa741c165e37394b3adb82bcb3cd9918] Linux 5.15.181-rc1
> git bisect bad c77e7bf5aa741c165e37394b3adb82bcb3cd9918
> # test job: [9599afaa6d1a303c39918a477f76fe8cc9534115] https://lava.sirena.org.uk/scheduler/job/1340569
> # good: [9599afaa6d1a303c39918a477f76fe8cc9534115] KVM: arm64: Always start with clearing SVE flag on load
> git bisect good 9599afaa6d1a303c39918a477f76fe8cc9534115
> # test job: [714307f60a32bfc44a0767e9b0fc66a841d2b8f6] https://lava.sirena.org.uk/scheduler/job/1340691
> # good: [714307f60a32bfc44a0767e9b0fc66a841d2b8f6] kmsan: disable strscpy() optimization under KMSAN
> git bisect good 714307f60a32bfc44a0767e9b0fc66a841d2b8f6
> # test job: [db8fb490436bd100da815da4e775b51b01e42df2] https://lava.sirena.org.uk/scheduler/job/1341008
> # bad: [db8fb490436bd100da815da4e775b51b01e42df2] s390/sclp: Add check for get_zeroed_page()
> git bisect bad db8fb490436bd100da815da4e775b51b01e42df2
> # test job: [4757e8122001124752d7854bec726a61c60ae36a] https://lava.sirena.org.uk/scheduler/job/1341258
> # bad: [4757e8122001124752d7854bec726a61c60ae36a] USB: storage: quirk for ADATA Portable HDD CH94
> git bisect bad 4757e8122001124752d7854bec726a61c60ae36a
> # test job: [1f079f1c5fcf13295fc1b583268cc53c80492cfb] https://lava.sirena.org.uk/scheduler/job/1341360
> # good: [1f079f1c5fcf13295fc1b583268cc53c80492cfb] tipc: fix NULL pointer dereference in tipc_mon_reinit_self()
> git bisect good 1f079f1c5fcf13295fc1b583268cc53c80492cfb
> # test job: [cee5176a98accc550585680213f71d1d307a2e9a] https://lava.sirena.org.uk/scheduler/job/1341449
> # good: [cee5176a98accc550585680213f71d1d307a2e9a] virtio_console: fix missing byte order handling for cols and rows
> git bisect good cee5176a98accc550585680213f71d1d307a2e9a
> # test job: [5e9fff164f2e60ade9282ee30ad3293eb6312f0e] https://lava.sirena.org.uk/scheduler/job/1341692
> # bad: [5e9fff164f2e60ade9282ee30ad3293eb6312f0e] drm/amd/display: Fix gpu reset in multidisplay config
> git bisect bad 5e9fff164f2e60ade9282ee30ad3293eb6312f0e
> # test job: [ecc30d7f041daf7de7d0d554ebeeaec1a0870e53] https://lava.sirena.org.uk/scheduler/job/1341795
> # bad: [ecc30d7f041daf7de7d0d554ebeeaec1a0870e53] net: phy: microchip: force IRQ polling mode for lan88xx
> git bisect bad ecc30d7f041daf7de7d0d554ebeeaec1a0870e53
> # test job: [40dc7515d0b13057d576610a8dd23ccb42d4259f] https://lava.sirena.org.uk/scheduler/job/1341924
> # good: [40dc7515d0b13057d576610a8dd23ccb42d4259f] net: selftests: initialize TCP header and skb payload with zero
> git bisect good 40dc7515d0b13057d576610a8dd23ccb42d4259f
> # first bad commit: [ecc30d7f041daf7de7d0d554ebeeaec1a0870e53] net: phy: microchip: force IRQ polling mode for lan88xx

Thanks for the bisection, I'll go drop this from 5.15.y and 6.1.y now.

greg k-h