Comment # 5 on bug 1181479 from Aaron Puchert

By the way, I just got an actual kernel issue in devel:tools:compiler/llvm12:

[  172s] [  159.153691] User process fault: interruption code 0010 ilc:3 in
cc1plus[1000000+13a6000]
[  172s] [  159.153864] Failing address: 0000000000000000 TEID:
0000000000000800
[  172s] [  159.153959] Fault in primary space mode while using user ASCE.
[  172s] [  159.154055] AS:00000000828781c7 R3:0000000082d20007
S:0000000000000020 
[...]
[  173s] c++: internal compiler error: Segmentation fault signal terminated
program cc1plus
[  173s] Please submit a full bug report,
[  173s] with preprocessed source if appropriate.
[  173s] See <https://bugs.opensuse.org/> for instructions.
[...]
[  180s] [  166.845717] BUG: Bad page state in process cc1plus  pfn:165f01
[  180s] [  166.847446] BUG: Bad page state in process cc1plus  pfn:165f02
[  180s] [  166.847937] BUG: Bad page state in process cc1plus  pfn:165f03
[  180s] [  166.849085] BUG: Bad page state in process cc1plus  pfn:165f04
[  180s] [  166.849462] BUG: Bad rss-counter state mm:00000000c03d85c2
type:MM_FILEPAGES val:-256
[  180s] [  166.850834] BUG: Bad page state in process cc1plus  pfn:165f05
[... all numbers in between ...]
[  180s] [  166.898083] BUG: Bad page state in process cc1plus  pfn:165f3c

But there is little to go on. This is started on s390zp29 via

[   13s] /usr/bin/qemu-system-s390x -nodefaults -no-reboot -nographic -vga none
-cpu host -enable-kvm -object rng-random,filename=/dev/random,id=rng0 -device
virtio-rng-ccw,rng=rng0 -runas qemu -net none -kernel
/var/cache/obs/worker/root_2/.mount/boot/kernel -initrd
/var/cache/obs/worker/root_2/.mount/boot/initrd -append
root=/dev/disk/by-id/virtio-0 rootfstype=ext4 rootflags=noatime
ext4.allow_unsupported=1 mitigations=off panic=1 quiet no-kvmclock
elevator=noop nmi_watchdog=0 rw rd.driver.pre=binfmt_misc console=hvc0
init=/.build/build -m 12288 -drive
file=/var/cache/obs/worker/root_2/root,format=raw,if=none,id=disk,cache=unsafe
-device virtio-blk-ccw,drive=disk,serial=0 -drive
file=/var/cache/obs/worker/root_2/swap,format=raw,if=none,id=swap,cache=unsafe
-device virtio-blk-ccw,drive=swap,serial=1 -device virtio-serial-ccw -device
virtconsole,chardev=virtiocon0 -chardev stdio,mux=on,id=virtiocon0 -mon
chardev=virtiocon0 -chardev
socket,id=monitor,server,nowait,path=/var/cache/obs/worker/root_2/root.qemu/monitor
-mon chardev=monitor,mode=readline -smp 6
[   20s] ### VM INTERACTION END ###
[   20s] 2nd stage started in virtual machine
[   20s] machine type: s390x
[   20s] Linux version: 5.12.0-2-default #1 SMP Thu Apr 29 12:08:56 UTC 2021
(c4830af)