diff options
Diffstat (limited to 'gitlab/issues/target_arm/host_missing/accel_missing/1408.toml')
| -rw-r--r-- | gitlab/issues/target_arm/host_missing/accel_missing/1408.toml | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/gitlab/issues/target_arm/host_missing/accel_missing/1408.toml b/gitlab/issues/target_arm/host_missing/accel_missing/1408.toml deleted file mode 100644 index ae341fb5..00000000 --- a/gitlab/issues/target_arm/host_missing/accel_missing/1408.toml +++ /dev/null @@ -1,95 +0,0 @@ -id = 1408 -title = "Out of bounds in imx_usbphy_read()" -state = "closed" -created_at = "2023-01-02T06:04:43.860Z" -closed_at = "2023-04-06T10:31:01.394Z" -labels = ["Fuzzer", "target: arm"] -url = "https://gitlab.com/qemu-project/qemu/-/issues/1408" -host-os = "Ubuntu 20.04" -host-arch = "x86" -qemu-version = "7.2.50" -guest-os = "n/a" -guest-arch = "n/a" -description = """The size of the memory region of imx-usb-phy is 0x1000. - -``` -memory_region_init_io(&s->iomem, OBJECT(s), &imx_usbphy_ops, s, - "imx-usbphy", 0x1000); -``` - -A read to s->usbphy[33] will easily overflow. - -``` -static uint64_t imx_usbphy_read(void *opaque, hwaddr offset, unsigned size) -{ - // ... - default: - value = s->usbphy[index]; - break; - } -``` - -Maybe we should drop this read in default branch.""" -reproduce = """``` -export QEMU=/path/to/qemu-system-arm - -cat << EOF | $QEMU \\ --machine sabrelite -monitor none -serial none \\ --display none -nodefaults -qtest stdio -readl 0x20c9870 -EOF -```""" -additional = """``` -+ DEFAULT_INPUT_MAXSIZE=10000000 -+ ./qemu-videzzo-arm-target-videzzo-fuzz-imx-usb-phy -max_len=10000000 -detect_leaks=0 ./crash-2f5e9c8ec69dd69f8db69aaa84dde878482b8690.minimized -==14370==WARNING: ASan doesn't fully support makecontext/swapcontext functions and may produce false positives in some cases! -INFO: found LLVMFuzzerCustomMutator (0x561837db1240). Disabling -len_control by default. -INFO: Running with entropic power schedule (0xFF, 100). -INFO: Seed: 1679742864 -INFO: Loaded 1 modules (583356 inline 8-bit counters): 583356 [0x56183b151000, 0x56183b1df6bc), -INFO: Loaded 1 PC tables (583356 PCs): 583356 [0x56183a86a3b0,0x56183b150f70), -./qemu-videzzo-arm-target-videzzo-fuzz-imx-usb-phy: 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 , *imx-usbphy* -This process will fuzz the following MemoryRegions: - * imx-usbphy[0] (size 1000) - * imx-usbphy[0] (size 1000) -This process will fuzz through the following interfaces: - * clock_step, EVENT_TYPE_CLOCK_STEP, 0xffffffff +0xffffffff, 255,255 - * imx-usbphy, EVENT_TYPE_MMIO_READ, 0x20c9000 +0x1000, 4,4 - * imx-usbphy, EVENT_TYPE_MMIO_WRITE, 0x20c9000 +0x1000, 4,4 - * imx-usbphy, EVENT_TYPE_MMIO_READ, 0x20ca000 +0x1000, 4,4 - * imx-usbphy, EVENT_TYPE_MMIO_WRITE, 0x20ca000 +0x1000, 4,4 -INFO: A corpus is not provided, starting from an empty corpus -#2 INITED cov: 3 ft: 4 corp: 1/1b exec/s: 0 rss: 222Mb -Running: ./crash-2f5e9c8ec69dd69f8db69aaa84dde878482b8690.minimized -../hw/usb/imx-usb-phy.c:93:17: runtime error: index 540 out of bounds for type 'uint32_t [33]' - #0 0x5618357ddb2a in imx_usbphy_read /root/videzzo/videzzo_qemu/qemu/out-san/../hw/usb/imx-usb-phy.c:93:17 - #1 0x561836f07a0b in memory_region_read_accessor /root/videzzo/videzzo_qemu/qemu/out-san/../softmmu/memory.c:441:11 - #2 0x561836ec6501 in access_with_adjusted_size /root/videzzo/videzzo_qemu/qemu/out-san/../softmmu/memory.c:555:18 - #3 0x561836ec38cc in memory_region_dispatch_read1 /root/videzzo/videzzo_qemu/qemu/out-san/../softmmu/memory.c:1425:16 - #4 0x561836ec3008 in memory_region_dispatch_read /root/videzzo/videzzo_qemu/qemu/out-san/../softmmu/memory.c:1458:9 - #5 0x561836f415ad in flatview_read_continue /root/videzzo/videzzo_qemu/qemu/out-san/../softmmu/physmem.c:2892:23 - #6 0x561836f42bb8 in flatview_read /root/videzzo/videzzo_qemu/qemu/out-san/../softmmu/physmem.c:2934:12 - #7 0x561836f42678 in address_space_read_full /root/videzzo/videzzo_qemu/qemu/out-san/../softmmu/physmem.c:2947:18 - #8 0x5618337f4b41 in address_space_read /root/videzzo/videzzo_qemu/qemu/include/exec/memory.h:2873:18 - #9 0x5618337f4b41 in qemu_readl /root/videzzo/videzzo_qemu/qemu/out-san/../tests/qtest/videzzo/videzzo_qemu.c:1037:5 - #10 0x5618337f2c06 in dispatch_mmio_read /root/videzzo/videzzo_qemu/qemu/out-san/../tests/qtest/videzzo/videzzo_qemu.c:1051:35 - #11 0x561837dac6bf in videzzo_dispatch_event /root/videzzo/videzzo.c:1140:5 - #12 0x561837da3a3d in __videzzo_execute_one_input /root/videzzo/videzzo.c:288:9 - #13 0x561837da37e4 in videzzo_execute_one_input /root/videzzo/videzzo.c:329:9 - #14 0x56183380a07c in videzzo_qemu /root/videzzo/videzzo_qemu/qemu/out-san/../tests/qtest/videzzo/videzzo_qemu.c:1520:12 - #15 0x561837db150b in LLVMFuzzerTestOneInput /root/videzzo/videzzo.c:1910:18 - #16 0x5618336ea806 in fuzzer::Fuzzer::ExecuteCallback(unsigned char*, unsigned long) /root/llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:594:17 - #17 0x5618336cd434 in fuzzer::RunOneTest(fuzzer::Fuzzer*, char const*, unsigned long) /root/llvm-project/compiler-rt/lib/fuzzer/FuzzerDriver.cpp:323:21 - #18 0x5618336d83de in fuzzer::FuzzerDriver(int*, char***, int (*)(unsigned char*, unsigned long)) /root/llvm-project/compiler-rt/lib/fuzzer/FuzzerDriver.cpp:885:19 - #19 0x5618336c49c6 in main /root/llvm-project/compiler-rt/lib/fuzzer/FuzzerMain.cpp:20:30 - #20 0x7f74d2914082 in __libc_start_main /build/glibc-SzIz7B/glibc-2.31/csu/../csu/libc-start.c:308:16 - #21 0x5618336c4a1d in _start (/root/bugs/metadata/imx_usb_phy-00/qemu-videzzo-arm-target-videzzo-fuzz-imx-usb-phy+0x31cea1d) - -SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior ../hw/usb/imx-usb-phy.c:93:17 in -MS: 0 ; base unit: 0000000000000000000000000000000000000000 -0x0,0x8,0x70,0x98,0xc,0x2,0x0,0x0,0x0,0x0,0x4,0x0,0x0,0x0, -\\x00\\x08p\\x98\\x0c\\x02\\x00\\x00\\x00\\x00\\x04\\x00\\x00\\x00 -```""" |