Comment # 2 on bug 1197422 from Hannes Reinecke

After removing the usual systemd intercepts, the full log is:

[    2.354692][    T1] mousedev: PS/2 mouse device common for all mice
[    2.360556][    T1] poweroff-gpio gpio-poweroff: gpio_poweroff_probe:
pm_power_off function already registered
[    2.370263][    T1] poweroff-gpio: probe of gpio-poweroff failed with error
-16
[    2.378116][    T1] EDAC DEVICE0: Giving out device to module Sifive ECC
Manager controller sifive_edac.0: DEV sifive_edac.0 (INTERRUPT)
[    2.390116][    T1] ledtrig-cpu: registered to indicate activity on CPUs
[    2.396759][    T1] hid: raw HID events driver (C) Jiri Kosina
[    2.403215][    T1] NET: Registered PF_INET6 protocol family
[    6.185933][    T7] Freeing initrd memory: 131428K
[    6.260679][    T1] Segment Routing with IPv6
[    6.264276][    T1] RPL Segment Routing with IPv6
[    6.269046][    T1] In-situ OAM (IOAM) with IPv6
[    6.274485][    T1] registered taskstats version 1
[    6.278568][    T1] Loading compiled-in X.509 certificates
[    6.284118][    T1] Loaded X.509 cert 'openSUSE Secure Boot Signkey:
9ddf43d9f1a027273f52c6c0775908ee01671325'
[    6.294760][    T1] zswap: loaded using pool lzo/zbud
[    6.299945][    T1] Key type ._fscrypt registered
[    6.303871][    T1] Key type .fscrypt registered
[    6.308503][    T1] Key type fscrypt-provisioning registered
[    6.342409][    T1] Key type encrypted registered
[    6.346398][    T1] AppArmor: AppArmor sha1 policy hashing enabled
[    6.352555][   T55] Unable to handle kernel paging request at virtual
address 00000000200b2f00
[    6.361138][   T55] Oops [#1]
[    6.364065][   T55] Modules linked in:
[    6.367801][   T55] CPU: 1 PID: 55 Comm: kworker/u8:1 Not tainted
5.16.14-1-default #1 openSUSE Tumbleweed
f3df1d20fd39837388447c5d684dd4708bd93651
[    6.381002][   T55] Hardware name: SiFive HiFive Unmatched A00 (DT)
[    6.387257][   T55] Workqueue: efi_rts_wq efi_call_rts
[    6.392380][   T55] epc : 0x2003332c
[    6.395942][   T55]  ra : 0x2003349e
[    6.399503][   T55] epc : 000000002003332c ra : 000000002003349e sp :
ffffffd0041fbd00
[    6.407407][   T55]  gp : ffffffff81771228 tp : ffffffe080668000 t0 :
000000000116b777
[    6.415310][   T55]  t1 : 0000000000000001 t2 : ffffffff80c086a8 s0 :
ffffffd00400bd80
[    6.423214][   T55]  s1 : 00000000200b3328 a0 : ffffffd00400bda8 a1 :
ffffffff80ed49f0
[    6.431118][   T55]  a2 : 0000000000000000 a3 : ffffffd00400bd80 a4 :
ffffffd00400bd78
[    6.439022][   T55]  a5 : 0000000000000000 a6 : ffffffff80ed49f0 a7 :
0000000000000000
[    6.446926][   T55]  s2 : 0000000000000000 s3 : 0000000000000000 s4 :
0000000000000000
[    6.454830][   T55]  s5 : ffffffd00400bd80 s6 : ffffffd00400bd78 s7 :
0000000200000022
[    6.462735][   T55]  s8 : ffffffe0801aaa34 s9 : ffffffff80a13600 s10:
ffffffff80a13600
[    6.470639][   T55]  s11: ffffffe0801aa9c0 t3 : 0000000000000006 t4 :
0000000000000001
[    6.478543][   T55]  t5 : 00000000e0ccdeeb t6 : 010e5092454757b1
[    6.484536][   T55] status: 0000000200000120 badaddr: 00000000200b2f00
cause: 000000000000000d
[    6.493169][   T55] ---[ end trace b57ffcbe59b03167 ]---

... Not that it makes much of a difference.
My suspicion here is that we're failing to parse the EFI variables provided by
the pre-installed uboot.