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D4R4/recover_stuck_process.sh

Created October 25, 2021 18:20
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Recover process with stuck fd call, from superuser.blog
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recover_stuck_process.sh
# Find process information
ps aux | grep <name>
strace -p <pid>
ls -l /proc//fd
lrwx-- 1 sanket sanket 64 Feb 5 23:00 0 ->; /dev/pts/19
lrwx-- 1 sanket sanket 64 Feb 5 23:00 1 ->; /dev/pts/19
lrwx-- 1 sanket sanket 64 Feb 5 22:59 2 ->; /dev/pts/19
...
lrwx-- 1 sanket sanket 64 Feb 5 23:00 11 -> socket:[102286]
$ lsof -i -a -p <pid> | grep 102286
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
telnet 14480 sanket 3u IPv4 102286 0t0 TCP 192.168.1.2:59254 ->; maa03s21-in-f78.1e100.net:http (ESTABLISHED)
$ gdb -p <pid>
call close(11)
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