Re: [RISC-V] ERROR:../accel/tcg/cpu-exec.c:1028:cpu_exec_setjmp: assertion failed: (cpu == current_cpu)

[Andreas Schwab]

On Jul 03 2023, Alex Bennée wrote:

> Andreas Schwab <schwab@suse.de> writes:
>
>> On Jul 03 2023, Andreas Schwab wrote:
>>
>>> This is a regression in 8.0.  It causes the testsuite of mold to fail:
>>>
>>> https://build.opensuse.org/package/live_build_log/openSUSE:Factory:RISCV/mold/standard/riscv64
>>>
>>> + out/test/elf/riscv64/section-start/exe2
>>> **
>>> ERROR:../accel/tcg/cpu-exec.c:1028:cpu_exec_setjmp: assertion failed: (cpu 
>>> == current_cpu)
>>> **
>>> ERROR:../accel/tcg/cpu-exec.c:1028:cpu_exec_setjmp: assertion failed: (cpu 
>>> == current_cpu)
>>
>> This bisects down to commit 86f04735ac ("linux-user: Fix brk() to
>> release pages").  See the attached test case.
>>
>> $ ./qemu-riscv64 ../exe1
>> **
>> ERROR:../qemu/accel/tcg/cpu-exec.c:1027:cpu_exec_setjmp: assertion failed: 
>> (cpu == current_cpu)
>> Bail out! ERROR:../qemu/accel/tcg/cpu-exec.c:1027:cpu_exec_setjmp: assertion 
>> failed: (cpu == current_cpu)
>> **
>> ERROR:../qemu/accel/tcg/cpu-exec.c:1027:cpu_exec_setjmp: assertion failed: 
>> (cpu == current_cpu)
>> Bail out! ERROR:../qemu/accel/tcg/cpu-exec.c:1027:cpu_exec_setjmp: assertion 
>> failed: (cpu == current_cpu)
>
> I wonder if applying c5ffd16ba4c8fd fixes this?

No, the error still happens with current master, and reverting
86f04735ac on top of it fixes it.

> I tried to double check with the test case but I can't run it as it's a
> dynamic binary so needs an ld.so.

You can download the glibc package from
<https://download.opensuse.org/ports/riscv/tumbleweed/repo/oss/>.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
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"And now for something completely different."