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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-05-21 21:21:26 +0200 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-05-21 21:21:26 +0200 |
| commit | 4b927bc37359dec23f67d3427fc982945f24f404 (patch) | |
| tree | 245449ef9146942dc7fffd0235b48b7e70a00bf2 /gitlab/issues/target_ppc/host_missing/accel_missing/842.toml | |
| parent | aa8bd79cec7bf6790ddb01d156c2ef2201abbaab (diff) | |
| download | emulator-bug-study-4b927bc37359dec23f67d3427fc982945f24f404.tar.gz emulator-bug-study-4b927bc37359dec23f67d3427fc982945f24f404.zip | |
add gitlab issues in toml format
Diffstat (limited to 'gitlab/issues/target_ppc/host_missing/accel_missing/842.toml')
| -rw-r--r-- | gitlab/issues/target_ppc/host_missing/accel_missing/842.toml | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/gitlab/issues/target_ppc/host_missing/accel_missing/842.toml b/gitlab/issues/target_ppc/host_missing/accel_missing/842.toml new file mode 100644 index 00000000..4576c2a0 --- /dev/null +++ b/gitlab/issues/target_ppc/host_missing/accel_missing/842.toml @@ -0,0 +1,21 @@ +id = 842 +title = "ppc64: hard lockup / hang in Linux kernel v5.17-rc1" +state = "closed" +created_at = "2022-01-26T18:55:49.662Z" +closed_at = "2022-01-27T14:44:52.204Z" +labels = ["kind::Bug", "target: ppc", "workflow::Triaged"] +url = "https://gitlab.com/qemu-project/qemu/-/issues/842" +host-os = "Ubuntu 20.04.3 LTS" +host-arch = "x86_64" +qemu-version = "master as of 48302d4eb628 (as well as 6.0.0 and Ubuntu's 4.2.1)" +guest-os = "Linux kernel only" +guest-arch = "ppc64le" +description = """The kernel deterministically triggers a hard lockup / hang under QEMU since v5.17-rc1 (upgrading from v5.16). + +Bisecting points to the kernel's [0faf20a1ad16](https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0faf20a1ad1647c0fc0f5a367c71e5e84deaf899) ("powerpc/64s/interrupt: Don't enable MSR[EE] in irq handlers unless perf is in use"). Reverting it on top of v5.17-rc1 fixes the issue. + +Reported to [linuxppc-dev](https://lore.kernel.org/linuxppc-dev/CANiq72n_FmDx=r-o9J8gYc6LpwRL5EGmhM6Xzwv27Xc7h1TNDw@mail.gmail.com/). Confirmed. Suspected QEMU modeling issue by Cédric Le Goater.""" +reproduce = """1. Build kernel v5.17-rc1 or commit 0faf20a1ad16 for ppc64le with the attached config (either GCC or Clang). +2. Run it under QEMU with at least `-smp 2`.""" +additional = """[qemu-and-dmesg.log](/uploads/7cb5ce1cb70e06262800c16f4c800157/qemu-and-dmesg.log) +[kernel.config](/uploads/327e9cec48a731abc9e44cb40db67de9/kernel.config)""" |