diff options
Diffstat (limited to '')
| -rw-r--r-- | results/classifier/118/all/1047 | 134 | ||||
| -rw-r--r-- | results/classifier/118/all/1047999 | 150 |
2 files changed, 284 insertions, 0 deletions
diff --git a/results/classifier/118/all/1047 b/results/classifier/118/all/1047 new file mode 100644 index 00000000..1237eb0e --- /dev/null +++ b/results/classifier/118/all/1047 @@ -0,0 +1,134 @@ +peripherals: 0.937 +register: 0.935 +graphic: 0.925 +device: 0.924 +assembly: 0.912 +performance: 0.912 +ppc: 0.911 +mistranslation: 0.908 +semantic: 0.907 +permissions: 0.903 +hypervisor: 0.901 +debug: 0.901 +architecture: 0.899 +vnc: 0.889 +socket: 0.885 +risc-v: 0.884 +arm: 0.879 +i386: 0.874 +TCG: 0.865 +boot: 0.856 +KVM: 0.847 +PID: 0.843 +VMM: 0.841 +virtual: 0.839 +user-level: 0.835 +kernel: 0.834 +network: 0.832 +x86: 0.811 +files: 0.772 + +Single stepping Windows 10 bootloader results in Assertion `ret < cpu->num_ases && ret >= 0' failed. +Description of problem: +When I am trying to debug Windows bootloader, I see an assertion error in QEMU when single stepping some instructions in SeaBIOS. + +``` +qemu-system-i386: ../hw/core/cpu-sysemu.c:77: cpu_asidx_from_attrs: Assertion `ret < cpu->num_ases && ret >= 0' failed. +``` +Steps to reproduce: +1. Download / construct `w.img`, see above +2. Start QEMU using `./qemu-system-i386 --drive media=disk,file=w.img,format=raw,index=1 -s -S -enable-kvm` +3. Start GDB using `gdb --ex 'target remote :::1234' --ex 'hb *0x7c00' --ex c --ex 'si 1000' --ex q` +4. See error message +Additional information: +The GDB script first breaks at 0x7c00, then tries to execute 1000 instructions using single step (`si`). On my machine, after executing around 772 instructions, the assertion error in QEMU happens. +Here is an interactive GDB session on my machine. + +``` +(gdb) hb *0x7c00 +Hardware assisted breakpoint 1 at 0x7c00 +(gdb) c +Continuing. + +Breakpoint 1, 0x00007c00 in ?? () +(gdb) d +Delete all breakpoints? (y or n) y +(gdb) si 770 +0x000f7d7b in ?? () +(gdb) x/10i $eip +=> 0xf7d7b: mov $0x7d85,%ebx + 0xf7d80: out %al,$0xb2 + 0xf7d82: pause + 0xf7d84: hlt + 0xf7d85: mov %bp,%sp + 0xf7d88: jmp 0xf7dd1 + 0xf7d8a: mov %cx,%si + 0xf7d8d: mov $0x1,%ax + 0xf7d91: add %al,(%eax) + 0xf7d93: callw 0x6b66 +(gdb) si +0x000f7d80 in ?? () +(gdb) info reg +eax 0xb5 181 +ecx 0x5678 22136 +edx 0x0 0 +ebx 0x7d85 32133 +esp 0xe96d4 0xe96d4 +ebp 0xfed4 0xfed4 +esi 0xe0346 918342 +edi 0xefd91 982417 +eip 0xf7d80 0xf7d80 +eflags 0x6 [ IOPL=0 PF ] +cs 0x8 8 +ss 0x10 16 +ds 0x10 16 +es 0x10 16 +fs 0x10 16 +gs 0x10 16 +fs_base 0x0 0 +gs_base 0x0 0 +k_gs_base 0x0 0 +cr0 0x11 [ ET PE ] +cr2 0x0 0 +cr3 0x0 [ PDBR=0 PCID=0 ] +cr4 0x0 [ ] +cr8 0x0 0 +efer 0x0 [ ] +... +mxcsr 0x1f80 [ IM DM ZM OM UM PM ] +(gdb) si +0x000f7d82 in ?? () +(gdb) info reg +eax 0xb5 181 +ecx 0x5678 22136 +edx 0x0 0 +ebx 0x7d85 32133 +esp 0xe96d4 0xe96d4 +ebp 0xfed4 0xfed4 +esi 0xe0346 918342 +edi 0xefd91 982417 +eip 0xf7d82 0xf7d82 +eflags 0x6 [ IOPL=0 PF ] +cs 0x8 8 +ss 0x10 16 +ds 0x10 16 +es 0x10 16 +fs 0x10 16 +gs 0x10 16 +fs_base 0x0 0 +gs_base 0x0 0 +k_gs_base 0x0 0 +cr0 0x11 [ ET PE ] +cr2 0x0 0 +cr3 0x0 [ PDBR=0 PCID=0 ] +cr4 0x0 [ ] +cr8 0x0 0 +efer 0x0 [ ] +... +mxcsr 0x1f80 [ IM DM ZM OM UM PM ] +(gdb) si +Remote connection closed +(gdb) +``` + +This bug was first incorrectly filed in KVM's bug tracker at <https://bugzilla.kernel.org/show_bug.cgi?id=216003>. diff --git a/results/classifier/118/all/1047999 b/results/classifier/118/all/1047999 new file mode 100644 index 00000000..a1d92d58 --- /dev/null +++ b/results/classifier/118/all/1047999 @@ -0,0 +1,150 @@ +register: 0.961 +architecture: 0.957 +device: 0.951 +assembly: 0.948 +semantic: 0.947 +virtual: 0.941 +graphic: 0.936 +debug: 0.935 +performance: 0.930 +permissions: 0.913 +arm: 0.905 +files: 0.905 +PID: 0.900 +risc-v: 0.888 +hypervisor: 0.884 +vnc: 0.873 +peripherals: 0.873 +boot: 0.873 +kernel: 0.866 +user-level: 0.855 +network: 0.830 +KVM: 0.826 +socket: 0.816 +ppc: 0.809 +VMM: 0.783 +TCG: 0.766 +mistranslation: 0.736 +x86: 0.714 +i386: 0.534 + +error building process in sdlaudio.o + +./configure --enable-sdl --enable-virtfs --enable-vnc --enable-cocoa --enable-mixemu --enable-brlapi --enable-vnc-tls --enable-vnc-sasl --enable-vnc-jpeg --enable-vnc-png --enable-curses --enable-curl --enable-bluez --enable-tcg-interpreter --enable-nptl --enable-system --enable-user --enable-linux-user --enable-guest-base --enable-pie --enable-uuid --enable-vde --enable-attr --enable-docs --enable-vhost-net --enable-smartcard --enable-guest-agent --enable-seccomp --audio-drv-list="alsa oss sdl esd pa" --audio-card-list="ac97 es1370 sb16 cs4231a adlib gus hda" --prefix=/opt/qemu + +audio/sdlaudio.c:55: error: expected specifier-qualifier-list before ‘SDL_mutex’ +audio/sdlaudio.c: In function ‘sdl_logerr’: +audio/sdlaudio.c:69: warning: implicit declaration of function ‘SDL_GetError’ +audio/sdlaudio.c:69: warning: nested extern declaration of ‘SDL_GetError’ +audio/sdlaudio.c:69: warning: format ‘%s’ expects type ‘char *’, but argument 3 has type ‘int’ +audio/sdlaudio.c: In function ‘sdl_lock’: +audio/sdlaudio.c:74: warning: implicit declaration of function ‘SDL_LockMutex’ +audio/sdlaudio.c:74: warning: nested extern declaration of ‘SDL_LockMutex’ +audio/sdlaudio.c:74: error: ‘SDLAudioState’ has no member named ‘mutex’ +audio/sdlaudio.c: In function ‘sdl_unlock’: +audio/sdlaudio.c:83: warning: implicit declaration of function ‘SDL_UnlockMutex’ +audio/sdlaudio.c:83: warning: nested extern declaration of ‘SDL_UnlockMutex’ +audio/sdlaudio.c:83: error: ‘SDLAudioState’ has no member named ‘mutex’ +audio/sdlaudio.c: In function ‘sdl_post’: +audio/sdlaudio.c:92: warning: implicit declaration of function ‘SDL_SemPost’ +audio/sdlaudio.c:92: warning: nested extern declaration of ‘SDL_SemPost’ +audio/sdlaudio.c:92: error: ‘SDLAudioState’ has no member named ‘sem’ +audio/sdlaudio.c: In function ‘sdl_wait’: +audio/sdlaudio.c:101: warning: implicit declaration of function ‘SDL_SemWait’ +audio/sdlaudio.c:101: warning: nested extern declaration of ‘SDL_SemWait’ +audio/sdlaudio.c:101: error: ‘SDLAudioState’ has no member named ‘sem’ +audio/sdlaudio.c: In function ‘aud_to_sdlfmt’: +audio/sdlaudio.c:121: error: ‘AUDIO_S8’ undeclared (first use in this function) +audio/sdlaudio.c:121: error: (Each undeclared identifier is reported only once +audio/sdlaudio.c:121: error: for each function it appears in.) +audio/sdlaudio.c:124: error: ‘AUDIO_U8’ undeclared (first use in this function) +audio/sdlaudio.c:127: error: ‘AUDIO_S16LSB’ undeclared (first use in this function) +audio/sdlaudio.c:130: error: ‘AUDIO_U16LSB’ undeclared (first use in this function) +audio/sdlaudio.c: In function ‘sdl_to_audfmt’: +audio/sdlaudio.c:144: error: ‘AUDIO_S8’ undeclared (first use in this function) +audio/sdlaudio.c:149: error: ‘AUDIO_U8’ undeclared (first use in this function) +audio/sdlaudio.c:154: error: ‘AUDIO_S16LSB’ undeclared (first use in this function) +audio/sdlaudio.c:159: error: ‘AUDIO_U16LSB’ undeclared (first use in this function) +audio/sdlaudio.c:164: error: ‘AUDIO_S16MSB’ undeclared (first use in this function) +audio/sdlaudio.c:169: error: ‘AUDIO_U16MSB’ undeclared (first use in this function) +audio/sdlaudio.c: At top level: +audio/sdlaudio.c:182: error: expected ‘)’ before ‘*’ token +audio/sdlaudio.c: In function ‘sdl_close’: +audio/sdlaudio.c:222: error: ‘SDLAudioState’ has no member named ‘initialized’ +audio/sdlaudio.c:226: warning: implicit declaration of function ‘SDL_PauseAudio’ +audio/sdlaudio.c:226: warning: nested extern declaration of ‘SDL_PauseAudio’ +audio/sdlaudio.c:227: warning: implicit declaration of function ‘SDL_CloseAudio’ +audio/sdlaudio.c:227: warning: nested extern declaration of ‘SDL_CloseAudio’ +audio/sdlaudio.c:228: error: ‘SDLAudioState’ has no member named ‘initialized’ +audio/sdlaudio.c: At top level: +audio/sdlaudio.c:232: error: expected declaration specifiers or ‘...’ before ‘Uint8’ +audio/sdlaudio.c: In function ‘sdl_callback’: +audio/sdlaudio.c:274: error: ‘buf’ undeclared (first use in this function) +audio/sdlaudio.c: In function ‘sdl_init_out’: +audio/sdlaudio.c:339: error: ‘SDL_AudioSpec’ undeclared (first use in this function) +audio/sdlaudio.c:339: error: expected ‘;’ before ‘req’ +audio/sdlaudio.c:345: error: ‘req’ undeclared (first use in this function) +audio/sdlaudio.c:352: warning: implicit declaration of function ‘sdl_open’ +audio/sdlaudio.c:352: warning: nested extern declaration of ‘sdl_open’ +audio/sdlaudio.c:352: error: ‘obt’ undeclared (first use in this function) +audio/sdlaudio.c:370: error: ‘SDLAudioState’ has no member named ‘initialized’ +audio/sdlaudio.c: In function ‘sdl_audio_init’: +audio/sdlaudio.c:396: warning: implicit declaration of function ‘SDL_InitSubSystem’ +audio/sdlaudio.c:396: warning: nested extern declaration of ‘SDL_InitSubSystem’ +audio/sdlaudio.c:396: error: ‘SDL_INIT_AUDIO’ undeclared (first use in this function) +audio/sdlaudio.c:401: error: ‘SDLAudioState’ has no member named ‘mutex’ +audio/sdlaudio.c:401: warning: implicit declaration of function ‘SDL_CreateMutex’ +audio/sdlaudio.c:401: warning: nested extern declaration of ‘SDL_CreateMutex’ +audio/sdlaudio.c:402: error: ‘SDLAudioState’ has no member named ‘mutex’ +audio/sdlaudio.c:404: warning: implicit declaration of function ‘SDL_QuitSubSystem’ +audio/sdlaudio.c:404: warning: nested extern declaration of ‘SDL_QuitSubSystem’ +audio/sdlaudio.c:408: error: ‘SDLAudioState’ has no member named ‘sem’ +audio/sdlaudio.c:408: warning: implicit declaration of function ‘SDL_CreateSemaphore’ +audio/sdlaudio.c:408: warning: nested extern declaration of ‘SDL_CreateSemaphore’ +audio/sdlaudio.c:409: error: ‘SDLAudioState’ has no member named ‘sem’ +audio/sdlaudio.c:411: warning: implicit declaration of function ‘SDL_DestroyMutex’ +audio/sdlaudio.c:411: warning: nested extern declaration of ‘SDL_DestroyMutex’ +audio/sdlaudio.c:411: error: ‘SDLAudioState’ has no member named ‘mutex’ +audio/sdlaudio.c: In function ‘sdl_audio_fini’: +audio/sdlaudio.c:423: warning: implicit declaration of function ‘SDL_DestroySemaphore’ +audio/sdlaudio.c:423: warning: nested extern declaration of ‘SDL_DestroySemaphore’ +audio/sdlaudio.c:423: error: ‘SDLAudioState’ has no member named ‘sem’ +audio/sdlaudio.c:424: error: ‘SDLAudioState’ has no member named ‘mutex’ +audio/sdlaudio.c:425: error: ‘SDL_INIT_AUDIO’ undeclared (first use in this function) +make: *** [audio/sdlaudio.o] Error 1 + +System: +Linux insanelive 3.5.3-iatom-bfq #3 SMP Sat Sep 1 20:30:22 MSK 2012 i686 GNU/Linux +Debian 6.0.5 Squeeze + +On Sat, Sep 8, 2012 at 10:09 PM, Oleg Bobuh <email address hidden> wrote: +> ** Description changed: + +Is this qemu.git/master? + +> ./configure --enable-sdl --enable-virtfs --enable-vnc --enable-cocoa +> --enable-mixemu --enable-brlapi --enable-vnc-tls --enable-vnc-sasl +> --enable-vnc-jpeg --enable-vnc-png --enable-curses --enable-curl +> --enable-bluez --enable-tcg-interpreter --enable-nptl --enable-system +> --enable-user --enable-linux-user --enable-guest-base --enable-pie +> --enable-uuid --enable-vde --enable-attr --enable-docs --enable-vhost- +> net --enable-smartcard --enable-guest-agent --enable-seccomp --audio- +> drv-list="alsa oss sdl esd pa" --audio-card-list="ac97 es1370 sb16 +> cs4231a adlib gus hda" --prefix=/opt/qemu + +./configure output should say: +SDL support yes + +If you get "no" then something is wrong. SDL on Debian ships with +pkgconfig information, which ./configure uses to find the correct -I +and -l compiler flags. + +Do you have the libsdl1.2-dev package installed? + +Please post the contents of ./config.log after running ./configure. + +Stefan + + +[Expired for QEMU because there has been no activity for 60 days.] + |