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Diffstat (limited to 'results/classifier/user-mode-bugs/1908')
| -rw-r--r-- | results/classifier/user-mode-bugs/1908 | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/results/classifier/user-mode-bugs/1908 b/results/classifier/user-mode-bugs/1908 new file mode 100644 index 00000000..71b66069 --- /dev/null +++ b/results/classifier/user-mode-bugs/1908 @@ -0,0 +1,51 @@ + + +8.1.0 regression: abnormal segfault in qemu-riscv64-static +Description of problem: +loading_from_clipboard_test of Cockatrice segfaults in qemu-riscv64-static. +Steps to reproduce: +1. Setup an Arch Linux riscv64 qemu-user container: https://github.com/felixonmars/archriscv-packages/wiki/Setup-Arch-Linux-RISC-V-Development-Environment +2. Start the container: `sudo systemd-nspawn -D ./archriscv -a -U` +3. Build cockatrice 2.9.0 with tests in the container: https://github.com/Cockatrice/Cockatrice/releases/tag/2023-09-14-Release-2.9.0 +4. Run tests/loading_from_clipboard/loading_from_clipboard_test in the container +Additional information: +I have done bisection and find out that this commit caused the regression: 2d708164e0475064e0e2167bd73e8570e22df1e0 + +qemu built from HEAD(494a6a2) is still affected by this bug. + +Backtrace: + +``` +#0 0x00007fffe849f133 in code_gen_buffer () +#1 0x00007ffff7b3a433 in cpu_tb_exec (cpu=0x7ffff7f71010, itb=0x7fffe849f040 <code_gen_buffer+4845587>, +tb_exit=0x7fffffffde20) at ../qemu/accel/tcg/cpu-exec.c:457 +#2 0x00007ffff7b3aeac in cpu_loop_exec_tb (cpu=0x7ffff7f71010, tb=0x7fffe849f040 <code_gen_buffer+4845587>, +pc=46912625654024, last_tb=0x7fffffffde30, tb_exit=0x7fffffffde20) at ../qemu/accel/tcg/cpu-exec.c:919 +#3 0x00007ffff7b3b0e0 in cpu_exec_loop (cpu=0x7ffff7f71010, sc=0x7fffffffdeb0) at ../qemu/accel/tcg/cpu-exec.c:1040 +#4 0x00007ffff7b3b19e in cpu_exec_setjmp (cpu=0x7ffff7f71010, sc=0x7fffffffdeb0) +at ../qemu/accel/tcg/cpu-exec.c:1057 +#5 0x00007ffff7b3b225 in cpu_exec (cpu=0x7ffff7f71010) at ../qemu/accel/tcg/cpu-exec.c:1083 +#6 0x00007ffff7a53707 in cpu_loop (env=0x7ffff7f71330) at ../qemu/linux-user/riscv/cpu_loop.c:37 +#7 0x00007ffff7b5d0e0 in main (argc=4, argv=0x7fffffffe768, envp=0x7fffffffe790) at ../qemu/linux-user/main.c:999 +``` + +``` +0x7fffe849f105 <code_gen_buffer+4845784> jl 0x7fffe849f265 <code_gen_buffer+4846136> │ +│ 0x7fffe849f10b <code_gen_buffer+4845790> mov 0x50(%rbp),%rbx │ +│ 0x7fffe849f10f <code_gen_buffer+4845794> mov %rbx,%r12 │ +│ 0x7fffe849f112 <code_gen_buffer+4845797> mov %r12,0x70(%rbp) │ +│ 0x7fffe849f116 <code_gen_buffer+4845801> movabs $0x2aaaaf9bb000,%r13 │ +│ 0x7fffe849f120 <code_gen_buffer+4845811> mov %r13,0x38(%rbp) │ +│ 0x7fffe849f124 <code_gen_buffer+4845815> movq $0xffffffffaf9bb000,0x60(%rbp) │ +│ 0x7fffe849f12c <code_gen_buffer+4845823> mov $0xffffffffaf9bb4e0,%r13 │ +│ > 0x7fffe849f133 <code_gen_buffer+4845830> movzwl 0x0(%r13),%r13d │ +│ 0x7fffe849f138 <code_gen_buffer+4845835> and $0x7f,%ebx │ +│ 0x7fffe849f13b <code_gen_buffer+4845838> shl $0x7,%r13 │ +│ 0x7fffe849f13f <code_gen_buffer+4845842> add %r13,%rbx │ +│ 0x7fffe849f142 <code_gen_buffer+4845845> mov %rbx,0x50(%rbp) │ +│ 0x7fffe849f146 <code_gen_buffer+4845849> shl %rbx │ +│ 0x7fffe849f149 <code_gen_buffer+4845852> mov %rbx,0x38(%rbp) │ +│ 0x7fffe849f14d <code_gen_buffer+4845856> movabs $0x2aaaaf9a88e0,%r13 │ +│ 0x7fffe849f157 <code_gen_buffer+4845866> add %r13,%rbx │ +│ 0x7fffe849f15a <code_gen_buffer+4845869> mov %rbx,0x60(%rbp) +``` |