diff options
Diffstat (limited to 'results/scraper/launchpad-without-comments/1890370')
| -rw-r--r-- | results/scraper/launchpad-without-comments/1890370 | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/results/scraper/launchpad-without-comments/1890370 b/results/scraper/launchpad-without-comments/1890370 new file mode 100644 index 00000000..5811d76f --- /dev/null +++ b/results/scraper/launchpad-without-comments/1890370 @@ -0,0 +1,74 @@ +Segfault in artist vram_bit_write + +Hello, +Reproducer: + +cat << EOF | ./hppa-softmmu/qemu-system-hppa -m 64 -display none \ +-qtest stdio -accel qtest +writeq 0xf810049f 0xffffffffffffffff +writew 0xf8118001 0xff7c +writew 0xf8118000 0x8300 +writeq 0xf81005fb 0x5c18006400189e +EOF + + +SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /hw/display/artist.c:402:17 in +AddressSanitizer:DEADLYSIGNAL +================================================================= +==23157==ERROR: AddressSanitizer: SEGV on unknown address 0x7f17563fffff (pc 0x560ce3ad742c bp 0x7ffe310c62e0 sp 0x7ffe310c5a60 T0) +==23157==The signal is caused by a WRITE memory access. + #0 0x560ce3ad742c in vram_bit_write /hw/display/artist.c:402:43 + #1 0x560ce3acf2ab in artist_reg_write /hw/display/artist.c:892:9 + #2 0x560ce31c37a3 in memory_region_write_accessor /softmmu/memory.c:483:5 + #3 0x560ce31c2adc in access_with_adjusted_size /softmmu/memory.c:539:18 + #4 0x560ce31c0873 in memory_region_dispatch_write /softmmu/memory.c:1466:16 + #5 0x560ce286e056 in flatview_write_continue /exec.c:3176:23 + #6 0x560ce2856866 in flatview_write /exec.c:3216:14 + #7 0x560ce2856387 in address_space_write /exec.c:3308:18 + #8 0x560ce326a604 in qtest_process_command /softmmu/qtest.c:452:13 + #9 0x560ce3261c08 in qtest_process_inbuf /softmmu/qtest.c:710:9 + #10 0x560ce3260895 in qtest_read /softmmu/qtest.c:722:5 + #11 0x560ce571d343 in qemu_chr_be_write_impl /chardev/char.c:188:9 + #12 0x560ce571d4c7 in qemu_chr_be_write /chardev/char.c:200:9 + #13 0x560ce57317b3 in fd_chr_read /chardev/char-fd.c:68:9 + #14 0x560ce5885b74 in qio_channel_fd_source_dispatch /io/channel-watch.c:84:12 + #15 0x7f1665259897 in g_main_context_dispatch (/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x4e897) + #16 0x560ce5c7da7b in glib_pollfds_poll /util/main-loop.c:217:9 + #17 0x560ce5c7b1ab in os_host_main_loop_wait /util/main-loop.c:240:5 + #18 0x560ce5c7ab44 in main_loop_wait /util/main-loop.c:516:11 + #19 0x560ce3282d00 in qemu_main_loop /softmmu/vl.c:1676:9 + #20 0x560ce58bd961 in main /softmmu/main.c:49:5 + #21 0x7f1663ddfe0a in __libc_start_main /build/glibc-GwnBeO/glibc-2.30/csu/../csu/libc-start.c:308:16 + #22 0x560ce2761729 in _start (/home/alxndr/Development/qemu/general-fuzz/build/hppa-softmmu/qemu-system-hppa+0x22d4729) + + +With -trace artist\* + +[I 1596601002.853158] OPENED +[R +0.047035] writeq 0xf810049f 0xffffffffffffffff +24590@1596601002.900238:artist_reg_write 1 0x10049f <- 0xff +24590@1596601002.900258:artist_reg_write 4 0x1004a0 VRAM_IDX <- 0xffffffff +24590@1596601002.900269:artist_reg_write 2 0x1004a4 <- 0xffff +24590@1596601002.900280:artist_reg_write 1 0x1004a6 <- 0xff +OK +[S +0.047130] OK +[R +0.047159] writew 0xf8118001 0xff7c +24590@1596601002.900331:artist_reg_write 1 0x118001 CMAP_BM_ACCESS <- 0xff +24590@1596601002.900344:artist_reg_write 1 0x118002 CMAP_BM_ACCESS <- 0x7c +OK +[S +0.047194] OK +[R +0.047213] writew 0xf8118000 0x8300 +24590@1596601002.900383:artist_reg_write 2 0x118000 CMAP_BM_ACCESS <- 0x8300 +OK +[S +0.047231] OK +[R +0.047243] writeq 0xf81005fb 0x5c18006400189e +24590@1596601002.900410:artist_reg_write 1 0x1005fb <- 0x0 +24590@1596601002.900418:artist_reg_write 4 0x1005fc <- 0x5c180064 +24590@1596601002.900424:artist_reg_write 2 0x100600 VRAM_WRITE_INCR_X <- 0x18 +/home/alxndr/Development/qemu/general-fuzz/hw/display/artist.c:402:17: runtime error: store to misaligned address 0x7fd01d3fffff for type 'uint32_t' (aka 'unsigned int'), which requires 4 byte alignment +0x7fd01d3fffff: note: pointer points here +<memory cannot be printed> +SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /home/alxndr/Development/qemu/general-fuzz/hw/display/artist.c:402:17 in +AddressSanitizer:DEADLYSIGNAL + +-Alex \ No newline at end of file |