Messages in this thread | | | Date | Thu, 17 Mar 2022 14:38:46 -0400 | From | Steven Rostedt <> | Subject | Re: [PATCHv3 02/10] ext4: Fix ext4_fc_stats trace point |
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On Thu, 17 Mar 2022 17:11:42 +0100 Sven Schnelle <svens@linux.ibm.com> wrote:
> Looking at the oops output again made me realizes that the snprintf > tries to write into pages that are mapped RO. Talking to Heiko he > mentioned that s390 maps rodata/text RO when setting up the initial > mapping while x86 has a RW mapping in the beginning and changes that > later to RO. I haven't verified that, but that might be a reason why it > works on x86. >
Yes, I discovered this too. I'm currently looking to see how to fix it.
-- Steve
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