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authorChristian Krinitsin <mail@krinitsin.com>2025-06-30 12:24:58 +0000
committerChristian Krinitsin <mail@krinitsin.com>2025-06-30 12:27:06 +0000
commit33606b41d35115f887ea688b1a16f2ff85bf2fe4 (patch)
tree406b2c7b19a087ba437c68f3dbf0b589fa1d6150 /results/scraper/launchpad-without-comments/1837094
parentadedf8771bc4de3113041ca21bd4d0d1c0014b6a (diff)
downloademulator-bug-study-33606b41d35115f887ea688b1a16f2ff85bf2fe4.tar.gz
emulator-bug-study-33606b41d35115f887ea688b1a16f2ff85bf2fe4.zip
add launchpad bug reports without comments
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diff --git a/results/scraper/launchpad-without-comments/1837094 b/results/scraper/launchpad-without-comments/1837094
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+UndefinedBehaviorSanitizer crash around slirp::ip_reass()
+
+tag: v4.1.0-rc1
+
+./configure --enable-sanitizers --extra-cflags=-O1
+
+==26130==ERROR: UndefinedBehaviorSanitizer: SEGV on unknown address 0x000000000008 (pc 0x00000046d588 bp 0x7fff6ee9f940 sp 0x7fff6ee9f8e8 T26130)
+==26130==The signal is caused by a WRITE memory access.
+==26130==Hint: address points to the zero page.
+    #0 0x0000561ad346d587 in ip_deq() at slirp/src/ip_input.c:411:55
+    #1 0x0000561ad346cffb in ip_reass() at slirp/src/ip_input.c:304:9
+    #2 0x0000561ad346cb6f in ip_input() at slirp/src/ip_input.c:184:18
+
+I only had access to the last packet which isn't the culprit, I'm now seeing how to log the network traffic of the guest to provide more useful information.
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