Re: [PATCH] UML: add support for KASAN under x86_64

From: Johannes Berg
Date: Wed Mar 11 2020 - 07:40:19 EST



> Pid: 504, comm: modprobe Tainted: G O 5.5.0-rc6-00009-g09462ab4014b-dirty
> RIP:
> RSP: 000000006d68fa90 EFLAGS: 00010202
> RAX: 000000800e0210cd RBX: 000000007010866f RCX: 00000000601a9777
> RDX: 000000800e0210ce RSI: 0000000000000004 RDI: 000000007010866c
> RBP: 000000006d68faa0 R08: 000000800e0210cd R09: 0000000060041432
> R10: 000000800e0210ce R11: 0000000000000001 R12: 000000800e0210cd
> R13: 0000000000000000 R14: 0000000000000001 R15: 00000000601c2e82
> Kernel panic - not syncing: Kernel mode fault at addr 0x800e0210cd, ip 0x601c332b

Same if I move it to the original place from your v2 patch
(0x100000000000):

Kernel panic - not syncing: Kernel mode fault at addr 0x10000e0c7032, ip 0x601c332b

Not sure what to do now?

johannes