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SubjectRe: 5.11 regression: "ia64: add support for TIF_NOTIFY_SIGNAL" breaks ia64 boot
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Hi Sergei!

On 2/23/21 12:34 AM, Jens Axboe wrote:
> On 2/22/21 4:05 PM, Sergei Trofimovich wrote:
>> Hia Jens!
>>
>> Tried 5.11 on rx3600 box and noticed it has
>> a problem handling init (5.10 booted fine):
>>
>> INIT: version 2.98 booting
>>
>> OpenRC 0.42.1 is starting up Gentoo Linux (ia64)
>>
>> mkdir `/run/openrc': Read-only file system
>> mkdir `/run/openrc/starting': No such file or directory
>> mkdir `/run/openrc/started': No such file or directory
>> mkdir `/run/openrc/stopping': No such file or directory
>> mkdir `/run/openrc/inactive': No such file or directory
>> mkdir `/run/openrc/wasinactive': No such file or directory
>> mkdir `/run/openrc/failed': No such file or directory
>> mkdir `/run/openrc/hotplugged': No such file or directory
>> mkdir `/run/openrc/daemons': No such file or directory
>> mkdir `/run[ 14.595059] Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b
>> [ 14.599059] ---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b ]---
>>
>> I suspect we build bad signal stack frame for userspace.

For me, Debian also stopped booting on ia64 with systemd and I bisected it to this
change. Glad to see I'm not the only one.

The changes Jens suggested back then unfortunately didn't help :(.

Adrian

--
.''`. John Paul Adrian Glaubitz
: :' : Debian Developer - glaubitz@debian.org
`. `' Freie Universitaet Berlin - glaubitz@physik.fu-berlin.de
`- GPG: 62FF 8A75 84E0 2956 9546 0006 7426 3B37 F5B5 F913

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