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[ARM] Crash in TBuffer::GetParent() from RootDelayedReader #42564
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assign core |
New categories assigned: core @Dr15Jones,@smuzaffar,@makortel you have been requested to review this Pull request/Issue and eventually sign? Thanks |
A new Issue was created by @makortel Matti Kortelainen. @Dr15Jones, @perrotta, @dpiparo, @rappoccio, @makortel, @smuzaffar can you please review it and eventually sign/assign? Thanks. cms-bot commands are listed here |
Full stack trace of thread 4
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Full stack trace of thread 1
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FYI @pcanal |
Did we ever resolve this issue? If not (and if it is still reproducible), it would need to be run under valgrind. |
I believe this has so far been an isolated crash. I can give you a recipe to run valgrind. Do you want to run on x86 or ARM? |
type root |
cms-bot internal usage |
@makortel Can you upload the valgrind log and send the x86 recipe? Thanks. |
The reported crash had occurred more than one year ago, and with an earlier ROOT version (6.26), but I can run the valgrind on a recent IB. |
Fair enough. Thanks. |
I ran valgrind in CMSSW_14_2_X_2024-11-18-1100 with
I put the full log here. The first warning
is specific to CMS and should be followed up in a separate issue. The remaining warnings (until 10M after which valgrind gave up) were all more or less along (unless I missed something)
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Workflow 250202.5 step 2 segfaulted in CMSSW_13_3_X_2023-08-13-2300 on el8_aarch64_gcc11 with
https://cmssdt.cern.ch/SDT/cgi-bin/logreader/el8_aarch64_gcc11/CMSSW_13_3_X_2023-08-13-2300/pyRelValMatrixLogs/run/250202.5_TTbar_13/step2_TTbar_13.log#/
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