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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-07-03 19:39:53 +0200 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-07-03 19:39:53 +0200 |
| commit | dee4dcba78baf712cab403d47d9db319ab7f95d6 (patch) | |
| tree | 418478faf06786701a56268672f73d6b0b4eb239 /results/classifier/118/unknown/1424 | |
| parent | 4d9e26c0333abd39bdbd039dcdb30ed429c475ba (diff) | |
| download | emulator-bug-study-dee4dcba78baf712cab403d47d9db319ab7f95d6.tar.gz emulator-bug-study-dee4dcba78baf712cab403d47d9db319ab7f95d6.zip | |
restructure results
Diffstat (limited to 'results/classifier/118/unknown/1424')
| -rw-r--r-- | results/classifier/118/unknown/1424 | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/results/classifier/118/unknown/1424 b/results/classifier/118/unknown/1424 deleted file mode 100644 index 6f4c867d..00000000 --- a/results/classifier/118/unknown/1424 +++ /dev/null @@ -1,133 +0,0 @@ -mistranslation: 0.826 -user-level: 0.797 -hypervisor: 0.790 -VMM: 0.780 -debug: 0.778 -vnc: 0.753 -TCG: 0.749 -permissions: 0.746 -performance: 0.743 -KVM: 0.740 -peripherals: 0.729 -semantic: 0.729 -virtual: 0.728 -graphic: 0.724 -risc-v: 0.721 -network: 0.707 -register: 0.706 -PID: 0.704 -architecture: 0.704 -assembly: 0.695 -i386: 0.691 -device: 0.691 -x86: 0.683 -arm: 0.669 -socket: 0.669 -ppc: 0.657 -boot: 0.643 -kernel: 0.636 -files: 0.635 - -Overflow in xlnx_dp_aux_push_tx_fifo() -Description of problem: -Invoking xlnx_dp_aux_push_tx_fifo() 17 times overflow the s->tx_fifo. -Steps to reproduce: -``` -export QEMU=/path/to/qemu-system-aarch64 - -cat << EOF | $QEMU \ --machine xlnx-zcu102 -monitor none -serial none \ --display none -nodefaults -qtest stdio -writel 0xfd4a0104 0x6fed53ba -writel 0xfd4a0104 0x66554466 -writel 0xfd4a0104 0x6fed53ba -writel 0xfd4a0104 0x6fed53ba -writel 0xfd4a0104 0x666e0fa2 -writel 0xfd4a0104 0x666e0fa2 -writel 0xfd4a0104 0x666e0fa2 -writel 0xfd4a0104 0x6fed53ba -writel 0xfd4a0104 0x6fed53ba -writel 0xfd4a0104 0x66554466 -writel 0xfd4a0104 0x66554466 -writel 0xfd4a0104 0x66554466 -writel 0xfd4a0104 0x66554466 -writel 0xfd4a0104 0x66554466 -writel 0xfd4a0104 0x6fed53ba -writel 0xfd4a0104 0x6fed53ba -writel 0xfd4a0104 0x6fed53ba -EOF -``` -Additional information: -``` -root@621cbd136b6f:~/bugs/metadata/xlnx_dp-07# bash -x xlnx_dp-07.videzzo -+ DEFAULT_INPUT_MAXSIZE=10000000 -+ ./qemu-videzzo-aarch64-target-videzzo-fuzz-xlnx-dp -max_len=10000000 -detect_leaks=0 ./poc-qemu-videzzo-aarch64-target-videzzo-fuzz-xlnx-dp-crash-8070de484ac8d4d9bfff9b439311058e05b8b40f.minimized -==47609==WARNING: ASan doesn't fully support makecontext/swapcontext functions and may produce false positives in some cases! -INFO: found LLVMFuzzerCustomMutator (0x564c9e37c2b0). Disabling -len_control by default. -INFO: Running with entropic power schedule (0xFF, 100). -INFO: Seed: 2128347645 -INFO: Loaded 1 modules (600768 inline 8-bit counters): 600768 [0x564ca198f000, 0x564ca1a21ac0), -INFO: Loaded 1 PC tables (600768 PCs): 600768 [0x564ca1063b10,0x564ca198e710), -./qemu-videzzo-aarch64-target-videzzo-fuzz-xlnx-dp: Running 1 inputs 1 time(s) each. -INFO: Reading pre_seed_input if any ... -INFO: Executing pre_seed_input if any ... -Matching objects by name , *.core*, *.v_blend*, *.av_buffer_manager*, *.audio* -This process will fuzz the following MemoryRegions: - * xlnx.v-dp.core[0] (size 3b0) - * xlnx.v-dp.v_blend[0] (size 1e0) - * xlnx.v-dp.audio[0] (size 50) - * xlnx.v-dp.av_buffer_manager[0] (size 238) -This process will fuzz through the following interfaces: - * clock_step, EVENT_TYPE_CLOCK_STEP, 0xffffffff +0xffffffff, 255,255 - * xlnx.v-dp.core, EVENT_TYPE_MMIO_READ, 0xfd4a0000 +0x3b0, 4,4 - * xlnx.v-dp.core, EVENT_TYPE_MMIO_WRITE, 0xfd4a0000 +0x3b0, 4,4 - * xlnx.v-dp.v_blend, EVENT_TYPE_MMIO_READ, 0xfd4aa000 +0x1e0, 4,4 - * xlnx.v-dp.v_blend, EVENT_TYPE_MMIO_WRITE, 0xfd4aa000 +0x1e0, 4,4 - * xlnx.v-dp.av_buffer_manager, EVENT_TYPE_MMIO_READ, 0xfd4ab000 +0x238, 4,4 - * xlnx.v-dp.av_buffer_manager, EVENT_TYPE_MMIO_WRITE, 0xfd4ab000 +0x238, 4,4 - * xlnx.v-dp.audio, EVENT_TYPE_MMIO_READ, 0xfd4ac000 +0x50, 1,4 - * xlnx.v-dp.audio, EVENT_TYPE_MMIO_WRITE, 0xfd4ac000 +0x50, 1,4 -INFO: A corpus is not provided, starting from an empty corpus -#2 INITED cov: 3 ft: 4 corp: 1/1b exec/s: 0 rss: 510Mb -Running: ./poc-qemu-videzzo-aarch64-target-videzzo-fuzz-xlnx-dp-crash-8070de484ac8d4d9bfff9b439311058e05b8b40f.minimized -qemu-videzzo-aarch64-target-videzzo-fuzz-xlnx-dp: ../util/fifo8.c:43: void fifo8_push_all(Fifo8 *, const uint8_t *, uint32_t): Assertion `fifo->num + num <= fifo->capacity' failed. -==47609== ERROR: libFuzzer: deadly signal - #0 0x564c998420fe in __sanitizer_print_stack_trace /root/llvm-project/compiler-rt/lib/asan/asan_stack.cpp:86:3 - #1 0x564c99790d71 in fuzzer::PrintStackTrace() /root/llvm-project/compiler-rt/lib/fuzzer/FuzzerUtil.cpp:210:38 - #2 0x564c99769ca6 in fuzzer::Fuzzer::CrashCallback() (.part.0) /root/llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:236:18 - #3 0x564c99769d72 in fuzzer::Fuzzer::CrashCallback() /root/llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:208:1 - #4 0x564c99769d72 in fuzzer::Fuzzer::StaticCrashSignalCallback() /root/llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:207:19 - #5 0x7f8ef929941f (/lib/x86_64-linux-gnu/libpthread.so.0+0x1441f) - #6 0x7f8ef90ab00a in __libc_signal_restore_set /build/glibc-SzIz7B/glibc-2.31/signal/../sysdeps/unix/sysv/linux/internal-signals.h:86:3 - #7 0x7f8ef90ab00a in raise /build/glibc-SzIz7B/glibc-2.31/signal/../sysdeps/unix/sysv/linux/raise.c:48:3 - #8 0x7f8ef908a858 in abort /build/glibc-SzIz7B/glibc-2.31/stdlib/abort.c:79:7 - #9 0x7f8ef908a728 in __assert_fail_base /build/glibc-SzIz7B/glibc-2.31/assert/assert.c:92:3 - #10 0x7f8ef909bfd5 in __assert_fail /build/glibc-SzIz7B/glibc-2.31/assert/assert.c:101:3 - #11 0x564c9e1cdbb3 in fifo8_push_all /root/videzzo/videzzo_qemu/qemu/out-san/../util/fifo8.c:43:5 - #12 0x564c9a189c13 in xlnx_dp_aux_push_tx_fifo /root/videzzo/videzzo_qemu/qemu/out-san/../hw/display/xlnx_dp.c:467:5 - #13 0x564c9a1842f2 in xlnx_dp_write /root/videzzo/videzzo_qemu/qemu/out-san/../hw/display/xlnx_dp.c:857:9 - #14 0x564c9d491e93 in memory_region_write_accessor /root/videzzo/videzzo_qemu/qemu/out-san/../softmmu/memory.c:493:5 - #15 0x564c9d4917d1 in access_with_adjusted_size /root/videzzo/videzzo_qemu/qemu/out-san/../softmmu/memory.c:555:18 - #16 0x564c9d4900f6 in memory_region_dispatch_write /root/videzzo/videzzo_qemu/qemu/out-san/../softmmu/memory.c:1515:16 - #17 0x564c9d5209ce in flatview_write_continue /root/videzzo/videzzo_qemu/qemu/out-san/../softmmu/physmem.c:2825:23 - #18 0x564c9d50e77b in flatview_write /root/videzzo/videzzo_qemu/qemu/out-san/../softmmu/physmem.c:2867:12 - #19 0x564c9d50e238 in address_space_write /root/videzzo/videzzo_qemu/qemu/out-san/../softmmu/physmem.c:2963:18 - #20 0x564c99882d48 in qemu_writel /root/videzzo/videzzo_qemu/qemu/out-san/../tests/qtest/videzzo/videzzo_qemu.c:1096:5 - #21 0x564c998810b3 in dispatch_mmio_write /root/videzzo/videzzo_qemu/qemu/out-san/../tests/qtest/videzzo/videzzo_qemu.c:1245:28 - #22 0x564c9e37772f in videzzo_dispatch_event /root/videzzo/videzzo.c:1140:5 - #23 0x564c9e36eaad in __videzzo_execute_one_input /root/videzzo/videzzo.c:288:9 - #24 0x564c9e36e854 in videzzo_execute_one_input /root/videzzo/videzzo.c:329:9 - #25 0x564c9988a08c in videzzo_qemu /root/videzzo/videzzo_qemu/qemu/out-san/../tests/qtest/videzzo/videzzo_qemu.c:1520:12 - #26 0x564c9e37c57b in LLVMFuzzerTestOneInput /root/videzzo/videzzo.c:1910:18 - #27 0x564c9976a816 in fuzzer::Fuzzer::ExecuteCallback(unsigned char*, unsigned long) /root/llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:594:17 - #28 0x564c9974d444 in fuzzer::RunOneTest(fuzzer::Fuzzer*, char const*, unsigned long) /root/llvm-project/compiler-rt/lib/fuzzer/FuzzerDriver.cpp:323:21 - #29 0x564c997583ee in fuzzer::FuzzerDriver(int*, char***, int (*)(unsigned char*, unsigned long)) /root/llvm-project/compiler-rt/lib/fuzzer/FuzzerDriver.cpp:885:19 - #30 0x564c997449d6 in main /root/llvm-project/compiler-rt/lib/fuzzer/FuzzerMain.cpp:20:30 - #31 0x7f8ef908c082 in __libc_start_main /build/glibc-SzIz7B/glibc-2.31/csu/../csu/libc-start.c:308:16 - #32 0x564c99744a2d in _start (/root/bugs/metadata/xlnx_dp-07/qemu-videzzo-aarch64-target-videzzo-fuzz-xlnx-dp+0x3453a2d) - -NOTE: libFuzzer has rudimentary signal handlers. - Combine libFuzzer with AddressSanitizer or similar for better crash reports. -SUMMARY: libFuzzer: deadly signal -MS: 0 ; base unit: 0000000000000000000000000000000000000000 -``` |
