Le 02/07/2021 à 12:34, Cornelia Huck a écrit : > On Wed, Jun 23 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 and SIGTRAP. >> >> 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). >> >> 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/SIGFPE/SIGTRAP psw.addr reporting >> tests/tcg/s390x: Test SIGILL and SIGSEGV handling >> >> linux-user/s390x/cpu_loop.c | 5 + >> tests/tcg/s390x/Makefile.target | 1 + >> tests/tcg/s390x/signal.c | 165 ++++++++++++++++++++++++++++++++ >> 3 files changed, 171 insertions(+) >> create mode 100644 tests/tcg/s390x/signal.c > > What's the status of this and > <20210621141452.2045-1-jonathan.albre...@linux.vnet.ibm.com>? linux-user > is not really my turf, but it would be sad if this fell through the > cracks. >
If from the S390x point of view they are correct, I can collect them via linux-user. Thanks, Laurent
