Re: [Qemu-devel] tcg/translate-all.c:169: tb_lock: Assertion `!have_tb_lock' failed when doing cpu_restore_state in usermode

[Peter Maydell]

On 6 October 2017 at 18:36, Peter Maydell <address@hidden> wrote:
> Running the test program
> http://people.linaro.org/~peter.maydell/thumb-over-page
> (source at http://people.linaro.org/~peter.maydell/thumb-over-page.c)
> in the usermode emulator:
>  ./build/x86/arm-linux-user/qemu-arm ~/linaro/qemu-misc-tests/thumb-over-page
>
> results in an assertion failure:
> write_insns1: T32 insn crossing page boundary
> Calling into buffer at 0x6fff9
> qemu-arm: 
> /home/petmay01/linaro/qemu-from-laptop/qemu/accel/tcg/translate-all.c:169:
> tb_lock: Assertion `!have_tb_lock' failed.
> qemu-arm: 
> /home/petmay01/linaro/qemu-from-laptop/qemu/accel/tcg/translate-all.c:169:
> tb_lock: Assertion `!have_tb_lock' failed.
> Segmentation fault (core dumped)
>
> It ought to exit successfully:
> write_insns1: T32 insn crossing page boundary
> Calling into buffer at 0x6fff9
> got sig 11
> fault pc 0x6fffe r0 0x1
> e104462:xenial:qemu$

Ping! This still asserts -- what's our plan for fixing it?

thanks
-- PMM