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Diffstat (limited to 'gitlab/issues_text/target_missing/host_missing/accel_HVF/2258')
| -rw-r--r-- | gitlab/issues_text/target_missing/host_missing/accel_HVF/2258 | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/gitlab/issues_text/target_missing/host_missing/accel_HVF/2258 b/gitlab/issues_text/target_missing/host_missing/accel_HVF/2258 new file mode 100644 index 000000000..0ed2d01d9 --- /dev/null +++ b/gitlab/issues_text/target_missing/host_missing/accel_HVF/2258 @@ -0,0 +1,23 @@ +Breakpoint setting not working on apple Mac host +Description of problem: +1. When use with parameter "-machine virt,accel=hvf -cpu host" to run launch a emulator, it can't set breakpoint and will report error: "warning: failed to set breakpoint site at 0xffff800081bf03cc for breakpoint 1.1: error: 34 sending the breakpoint request" +but if not use with parameter "-machine virt -cpu cortex-a57"，The breakpoint can be set successfully. + +2. Set hardware breakpoint with lldb command "breakpoint set -H -a 0xFFFF800080000000" not report error, but can't hint breakpoint. I try set breakpoint on a old x86 MacOS, It will hint breakpoint successfully. + +3. I also try run qemu-system-x86_64 emulator on apple silicon mac, It also can't hint hardware breakping. The command is: +``` +qemu-system-x86_64 -machine q35,accel=tcg -smp cpus=8 \ + -kernel arch/x86/boot/bzImage \ + -append "okaslr"\ + -nographic -serial mon:stdio \ + -m 16G \ + -s -S +``` +Steps to reproduce: +1. Launch qemu on Apple silicon Mac. Remember to user "hvf" +2. Launch lldb or gdb to set breakpoint. +3. Set breakpoint and hardware breakpoint. +4. resume to run qemu by lldb. +Additional information: + |