Public bug reported:
The trace-utest and trace-utest-valgrind autopkgtest fail. amd64 logs:
https://autopkgtest.ubuntu.com/results/autopkgtest-
tenacious/tenacious/amd64/libt/libtracefs/20261022_134419_661b1@/log.gz
trace-utest:
Test: Follow events clear ...FAILED
1. tracefs-utest.c:1747 - fdata.missed_hit > 0
trace-utest-valgrind:
414s Test: trace cpu pipe ...missed events -1
419s missed events 796093548
419s ==6341== Invalid read of size 8
419s ==6341== at 0x48A5F34: ??? (in
/usr/lib/x86_64-linux-gnu/libtraceevent.so.1.9.0)
419s ==6341== by 0x48A9177: kbuffer_load_subbuffer (in
/usr/lib/x86_64-linux-gnu/libtraceevent.so.1.9.0)
419s ==6341== by 0x400D82C: read_trace_cpu_file (tracefs-utest.c:2015)
419s ==6341== by 0x400DAEB: test_cpu_pipe (tracefs-utest.c:2080)
419s ==6341== by 0x400DBE7: test_instance_trace_cpu_pipe
(tracefs-utest.c:2096)
419s ==6341== by 0x400DC3D: test_trace_cpu_pipe (tracefs-utest.c:2105)
419s ==6341== by 0x48BF94C: ??? (in
/usr/lib/x86_64-linux-gnu/libcunit.so.1.0.1)
419s ==6341== by 0x48BFC77: ??? (in
/usr/lib/x86_64-linux-gnu/libcunit.so.1.0.1)
419s ==6341== by 0x48C0C0F: CU_run_all_tests (in
/usr/lib/x86_64-linux-gnu/libcunit.so.1.0.1)
419s ==6341== by 0x4006D9B: main (trace-utest.c:81)
419s ==6341== Address 0x8676a90 is 0 bytes after a block of size 4,096 alloc'd
419s ==6341== at 0x4887E43: calloc (vg_replace_malloc.c:1616)
419s ==6341== by 0x400A629: setup_trace_cpu (tracefs-utest.c:1152)
419s ==6341== by 0x400DB7A: test_instance_trace_cpu_pipe
(tracefs-utest.c:2089)
419s ==6341== by 0x400DC3D: test_trace_cpu_pipe (tracefs-utest.c:2105)
419s ==6341== by 0x48BF94C: ??? (in
/usr/lib/x86_64-linux-gnu/libcunit.so.1.0.1)
419s ==6341== by 0x48BFC77: ??? (in
/usr/lib/x86_64-linux-gnu/libcunit.so.1.0.1)
419s ==6341== by 0x48C0C0F: CU_run_all_tests (in
/usr/lib/x86_64-linux-gnu/libcunit.so.1.0.1)
419s ==6341== by 0x4006D9B: main (trace-utest.c:81)
419s ==6341==
425s missed events -1
430s missed events 173403680
430s FAILED
430s 1. tracefs-utest.c:2082 - cnt == expect
430s 2. tracefs-utest.c:2082 - cnt == expect
430s 3. tracefs-utest.c:2082 - cnt == expect
430s 4. tracefs-utest.c:2082 - cnt == expect
and more.
** Affects: libtracefs (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/2172071
Title:
trace-utest and trace-utest-valgrind autopkgtest fail
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