Dear all, The following crash was found by a modified version of the kAFL fuzzer (https://github.com/RUB-SysSec/kAFL).
The crash can be reproduced by running: $ ls $ jobs 4278190079 # 2^32-2 We can the crash for - GNU bash, version 4.4.19(1)-release (x86_64-pc-linux-gnu) - GNU bash, version 4.4.23(2) (x86_64-unknown-linux-gnu) - git master branch (commit 64447609994bfddeef1061948022c074093e9a9f) - git devel branch (commit a078e04c3d9163541cce590c3fd00f243fe77613) Credits: Simon Wörner, Sergej Schumilo, Cornelius Aschermann (all of Ruhr-Universität Bochum) Best regards, Simon Wörner