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https://issues.apache.org/jira/browse/CASSANDRA-15556?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17032453#comment-17032453
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Alex Petrov edited comment on CASSANDRA-15556 at 2/7/20 3:26 PM:
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There's one more issue that is related: [CASSANDRA-14997] main concern not to
merge was a difference in performance. It's hard to recall all details, but I
remember segfaulting was somehow related to passing expected length. Maybe it's
worth to check/try again.
was (Author: ifesdjeen):
There's one more issue that is related, attaching.
> When a LZ4 stream is corrupted it could cause the JVM to crash
> --------------------------------------------------------------
>
> Key: CASSANDRA-15556
> URL: https://issues.apache.org/jira/browse/CASSANDRA-15556
> Project: Cassandra
> Issue Type: Sub-task
> Components: Messaging/Client
> Reporter: David Capwell
> Assignee: David Capwell
> Priority: Normal
> Labels: pull-request-available
> Fix For: 4.0-alpha
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> This is a spin off of CASSANDRA-15313 and CASSANDRA-15299
> This was found when lz4 sees compressed data (not all, but happens) which is
> corrupted; in some cases the JVM crashes producing the following
> {code}
> #
> # A fatal error has been detected by the Java Runtime Environment:
> #
> # SIGBUS (0xa) at pc=0x0000000110d46ad1, pid=86555, tid=0x0000000000001103
> #
> # JRE version: OpenJDK Runtime Environment (8.0_222-b10) (build 1.8.0_222-b10)
> # Java VM: OpenJDK 64-Bit Server VM (25.222-b10 mixed mode bsd-amd64
> compressed oops)
> # Problematic frame:
> # C [liblz4-java2766366422904460658.dylib+0x3ad1] LZ4_decompress_fast+0xf1
> #
> # Failed to write core dump. Core dumps have been disabled. To enable core
> dumping, try "ulimit -c unlimited" before starting Java again
> #
> # An error report file with more information is saved as:
> # /Users/davidcapwell/src/github/apache/cassandra/hs_err_pid86555.log
> {code}
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