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s390/mm: Dump fault info in case of low address protection fault
authorHeiko Carstens <hca@linux.ibm.com>
Tue, 25 Mar 2025 07:57:10 +0000 (08:57 +0100)
committerVasily Gorbik <gor@linux.ibm.com>
Mon, 31 Mar 2025 10:20:39 +0000 (12:20 +0200)
commitaf6bfcd1698d822ab6a2d543b884b3eedc8c7d82
tree2cde6cdc8802c63e04309823daa1c14f841aae3dtree
parent1018424ace7ed6dee9ddc36256162250017e4401commit | diff
s390/mm: Dump fault info in case of low address protection fault

In case of an unexpected low address protection fault in user mode dump
fault info to make debugging a bit easier. At least the teid is valid,
while dumping the page table is racy, since no lock is held.
But it might still give some hints.

Acked-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
arch/s390/mm/fault.c diff | blob | history
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