Hi Yvan, I run into this old aarch64 ptrace libunwind problem. The patch you are talking about how far is it, can you post it?
regards Jan > Hi, > >>> FAIL: run-ptrace-mapper >>> FAIL: run-ptrace-misc >>> crasher[3083]: unhandled level 2 translation fault (11) at 0x00000020, >>> >>> FAIL: run-coredump-unwind-mdi >> >> These look like kernel issues related to the ptrace system call. You >> may want to report them to LKML with a minimal test program. > > These failures are present in the AArch64 little endian as well. > After giving a closer look at the issue, it doesn't look at a kernel > issue, but at how ptrace is invoked the gather registers: it uses > PTRACE_PEEKUSER whereas it not supported on AArch64 where the > PTRACE_GETREGSET ptrace request should be used. I'm testing a patch > for that, it doesn't work so far, but we can now access the registers > and then an error occurs because no unwind information are found when > we're in _start. > > Yvan _______________________________________________ Libunwind-devel mailing list [email protected] https://lists.nongnu.org/mailman/listinfo/libunwind-devel
