Date: Wed, 17 Feb 2016 01:16:55 -0500 From: Hugues Bruant <hugues@...ofs.com> To: musl@...ts.openwall.com Subject: Re: dynlink.c: bug in reclaim_gaps leading to segfault in __libc_exit_fini I packaged a small reproducer in a docker image: docker run huguesb/dmg-musl-crash-repro dmg build /repro.dmg.hfs /repro.dmg Should successfully create a dmg from the hfs file and return exit code 139 due to the segfault in __libc_exit_fini The failure is 100% reproducible on all the hosts I've tried so far, which gives me some confidence that it's not a bad interaction with the kernel: - boot2docker 1.10.1 with kernel 4.1.17 / docker 1.10.1 / aufs - CoreOS 899.6.0 with kernel 4.3.3 / docker 1.9.1 / overlayfs - Ubuntu 14.04 with kernel 3.19.0-43 / docker 1.9.1 / aufs - Alpine 3.3.1 with kernel 4.1.15 / docker 1.9.1 / overlayfs Although my main use case is for this to run inside a container, for completeness I copied the hfs file out of the docker image on the alpine host (docker cp). The issue still manifests, which rules out any bad interaction with docker. Please let me know if there's anything more I can do. Regards, Hugues Content of type "text/html" skipped
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