Public bug reported: --Problem Description--- Using an uretprobe in QEMU without hardware acceleration causes a SIGSEGV. ---uname output--- na Machine Type = na ---Debugger--- A debugger is not configured ---Steps to Reproduce--- Run attach_probe eBPF testcase in QEMU.
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/tools/testing/selftests/bpf/prog_tests/attach_probe.c?h=v5.12#n73 Userspace tool common name: na The userspace tool has the following bit modes: 64-bit Userspace rpm: na Userspace tool obtained from project website: na Fix: https://git.qemu.org/?p=qemu.git;a=commit;h=86131c71b13257e095d8c4f4453d52cbc6553c07 Package qemu focal (20.04LTS) 1:4.2-3ubuntu6.14 groovy (20.10) 1:5.0-5ubuntu9.6 hirsute (21.04) 1:5.2+dfsg-9ubuntu2 impish (metapackages): 1:5.2+dfsg-9ubuntu3 It would be good to have this fix in 20.04 and the later ones. The patch applies cleanly to all levels. ** Affects: qemu (Ubuntu) Importance: Undecided Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage) Status: New ** Tags: architecture-all bugnameltc-192947 severity-medium targetmilestone-inin2110 ** Tags added: architecture-all bugnameltc-192947 severity-medium targetmilestone-inin2110 ** Changed in: ubuntu Assignee: (unassigned) => Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage) ** Package changed: ubuntu => qemu (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1929926 Title: [UBUNTU 21.10] qemu: target/s390x: Fix translation exception on illegal instruction To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/qemu/+bug/1929926/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
