Commit e95b1b23f1b6951318d6c6caf3803fb933f71a6c kernel: bump 5.4 to 5.4.97 kills mt7621/dir860l

[Russell Senior]

I tried building head a few hours ago and got a boot failure (they
vary), bisected it back to this commit. The failure manifests as a
lockup about here:

[...]
[    1.141782] mt7530 mdio-bus:1f: MT7530 adapts as multi-chip module
[    1.157487] mtk_soc_eth 1e100000.ethernet eth0: mediatek frame
engine at 0xbe100000, irq 21
[    1.176208] mt7621-pci 1e140000.pcie: Parsing DT failed
[    1.189358] NET: Registered protocol family 10
[    1.199620] Segment Routing with IPv6
[    1.207054] NET: Registered protocol family 17
[    1.216208] 8021q: 802.1Q VLAN Support v1.8

Sometimes I get a stack trace, sometimes not.