Date: Mon, 7 Jul 2025 15:36:12 +0300 From: Oleg Nauman <oleg.nauman@gmail.com> To: FreeBSD Current <freebsd-current@freebsd.org> Subject: tail -f is broken in recent CURRENT ( afd5bc630930 Sunday Jul 6 ) Message-ID: <CAC5YPTv%2BRPEj2uuVarJ0NW4VRn%2BwRBxu4AS=hJDftR=paveJ%2BQ@mail.gmail.com>
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I noticed that
tail -f /var/log/messages never receive updates if running with recent
CURRENT ( afd5bc630930 Sunday Jul 6 )
60092: read(3,"talled\nJul 6 16:59:54 mysystem pkg-static[86368]:
gstreamer1-plugins-mpg123-1.26.2 deinstalled\nJul 6 16:59:57 mysytem
pkg"...,32768) = 2666 (0xa6a)
60092: munmap(0x801403000,297578) = 0 (0x0)
60092: read(3,0x80182c600,32768) = 0 (0x0)
60092: kqueue() = 5 (0x5)
60092: fstatfs(3,{
fstypename=ufs,mntonname=/,mntfromname=/dev/gpt/FreeBSD-UFS,fsid=133a996124e0f956
}) = 0 (0x0)
60092: kevent(5,{ 3,EVFILT_READ,EV_ADD|EV_ENABLE|EV_CLEAR,0,0,0x0
},1,0x0,0,{ 0.000000000 }) = 0 (0x0)
60092: kevent(5,0x0,0,0x801814000,1,0x0) ERR#4 'Interrupted
system call' <--- killed at this point by me
60095: select(7,{ 6 },0x0,0x0,0x0) ERR#4 'Interrupted system call'
60092: SIGNAL 2 (SIGINT) code=SI_KERNEL
60095: SIGNAL 2 (SIGINT) code=SI_KERNEL
60095: process killed, signal = 2
60092: process killed, signal = 2
Likely something is wrong with kqueue and/or kevent
Thank you
help
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