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 z9rHYyFk 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, Oct 01, 2024 at 10:20:02AM GMT, Lorenzo Stoakes wrote: > On Tue, Oct 01, 2024 at 11:10:55AM GMT, Bert Karwatzki wrote: > > It seems that the maple tree broke down, here's the result of the run with > > CONFIG_DEBUG_MAPLETREE=y in all it's g(l)ory. (Here I didn't need to try to > > kill > > the processes to get an error and soon after the error occured everything > > stopped working so I had to reboot via powerbutton.) > > > > Bert Karwatzki > > Yike thanks very much! > > If it's at all possible for you to confirm this happens on Linus's tree > just to be super super sure (again I totally expect this) then that'd be > amazing. > > I ask because we have another thread which bisected a problem to this > commit which we didn't think was the cause and seemed actually to be the > result of something else fiddling around with things it shouldn't so just > want to entirely rule that out (a fix was applied to Linus's tree for > that). > > [snip for snaity] OK so looking at the output it looks very much like your report is unfortunate truncated... There is a 'BUG at mas_validate_limits:7523 (1)' report but immediately prior to this there should be a line containing data formatted to "node%p: data_end %u != the last slot offset %u". Could you do something like: dmesg -w | tee log.txt Prior to kicking off the repro to make sure we get it all? Or you could set a cmdline parameter of log_buf_len=1G or something crazy to make sure dmseg has it all :>) Thanks! And repeating myself but your help is very much appreciated.