Le 03/08/2021 à 10:13, Cornelia Huck a écrit : > On Mon, Jul 05 2021, Ilya Leoshkevich <i...@linux.ibm.com> wrote: > >> qemu-s390x puts a wrong value into SIGILL's siginfo_t's psw.addr: it >> should be a pointer to the instruction following the illegal >> instruction, but at the moment it is a pointer to the illegal >> instruction itself. This breaks OpenJDK, which relies on this value. >> A similar problem exists for SIGFPE. >> >> Patch 1 fixes the issue, patch 2 adds a test. >> >> v1: https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg06592.html >> v1 -> v2: Use a better buglink (Cornelia), simplify the inline asm >> magic in the test and add an explanation (David). >> >> v2: https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg06649.html >> v2 -> v3: Fix SIGSEGV handling (found when trying to run valgrind under >> qemu-user). >> >> v3: https://lists.nongnu.org/archive/html/qemu-devel/2021-06/msg00299.html >> v3 -> v4: Fix compiling the test on Ubuntu 20.04 (Jonathan). >> >> v4: https://lists.nongnu.org/archive/html/qemu-devel/2021-06/msg05848.html >> v4 -> v5: Greatly simplify the fix (Ulrich). >> >> v5: https://lists.nongnu.org/archive/html/qemu-devel/2021-06/msg06244.html >> v5 -> v6: Fix breakpoints (David). Add gdbstub test. >> >> Note: the compare-and-trap SIGFPE issue is being fixed separately. >> https://lists.nongnu.org/archive/html/qemu-devel/2021-06/msg05690.html >> >> Ilya Leoshkevich (2): >> target/s390x: Fix SIGILL and SIGFPE psw.addr reporting >> tests/tcg/s390x: Test SIGILL and SIGSEGV handling >> >> linux-user/s390x/cpu_loop.c | 12 +- >> tests/tcg/s390x/Makefile.target | 18 +- >> tests/tcg/s390x/gdbstub/test-signals-s390x.py | 76 ++++++++ >> tests/tcg/s390x/signals-s390x.c | 165 ++++++++++++++++++ >> 4 files changed, 269 insertions(+), 2 deletions(-) >> create mode 100644 tests/tcg/s390x/gdbstub/test-signals-s390x.py >> create mode 100644 tests/tcg/s390x/signals-s390x.c > > So, I'd like to see this merged, but I'm unsure on what we agreed -- I > thought this would go via linux-user. Do I misremember? >
Please, take them via the s390x branch. Thanks, Laurent
