Date: Wed, 07 Sep 2022 21:58:06 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 266284] tests/usr.bin/tail/tail:follow_stdin is flaky Message-ID: <bug-266284-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D266284 Bug ID: 266284 Summary: tests/usr.bin/tail/tail:follow_stdin is flaky Product: Base System Version: CURRENT Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: bin Assignee: bugs@FreeBSD.org Reporter: markj@FreeBSD.org This test fails occasionally in CI, also locally for me. tail(1) crashes w= hen the test fails, so it appears to be a real bug. The crash doesn't happen w= hen ASLR is disabled. Program terminated with signal SIGBUS, Bus error. Object-specific hardware error. #0 rlines (fp=3D0x1d9c41e5d630, fn=3D0x1d941c249630 "stdin", off=3D10, sbp=3D0x1d9c3d0a89b8) at /root/freebsd/usr.bin/tail/forward.c:219 219 /root/freebsd/usr.bin/tail/forward.c: No such file or directory. (gdb) bt #0 rlines (fp=3D0x1d9c41e5d630, fn=3D0x1d941c249630 "stdin", off=3D10, sbp=3D0x1d9c3d0a89b8) at /root/freebsd/usr.bin/tail/forward.c:219 #1 forward (fp=3D0x1d9c41e5d630, fn=3D0x1d941c249630 "stdin", style=3Dstyle@entry=3DRLINES, off=3Doff@entry=3D10, sbp=3Dsbp@entry=3D0x1d9= c3d0a89b8) at /root/freebsd/usr.bin/tail/forward.c:167 #2 0x00001d941c24b5c9 in follow (files=3Dfiles@entry=3D0x1d9c3d0a89a8, style=3D1149239296, off=3D2564102) at /root/freebsd/usr.bin/tail/forward.c:= 330 #3 0x00001d941c24d632 in main (argc=3D0, argv=3D<optimized out>) at /root/freebsd/usr.bin/tail/tail.c:276 "info proc map"'s output has the following suspicious-looking line: 0x1d9c44800000 0x1d9c44a73000 0x273000 0x1d9c3e400000 r-- ---- /tmp/infile --=20 You are receiving this mail because: You are the assignee for the bug.=
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