https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=256544
Bug ID: 256544
Summary: jail crashes on config parsing
Product: Base System
Version: Unspecified
Hardware: amd64
OS: Any
Status: New
Severity: Affects Only Me
Priority: ---
Component: bin
Assignee: [email protected]
Reporter: [email protected]
With the following config the jail binary crashes. Please, note $vnet in the
last config line. It's not defined and it's the reason.
# for real network
vnet;
mount.devfs;
path = "/censored/$name";
mount.devfs;
exec.start = "/bin/sh /etc/rc";
exec.stop = "/bin/sh /etc/rc.shutdown";
# for tcpdump
devfs_ruleset = 5;
allow.raw_sockets = true;
persist = true;
allow.set_hostname = true ;
allow.chflags = true ;
allow.sysvipc = true ;
allow.mount = true ;
allow.mount.devfs = true;
allow.mount.fdescfs = true ;
allow.mount.nullfs = true ;
allow.mount.procfs = true ;
allow.sysvipc = true;
#allow.mount.linprocfs = true ;
#allow.mount.linsysfs = true ;
allow.mount.tmpfs = true ;
allow.socket_af = true ;
allow.raw_sockets = true ;
1194 {
exec.poststop = "$vnet ${jid} del";
}
(gdb) run -c 1194
Starting program: /usr/sbin/jail -c 1194
Program received signal SIGSEGV, Segmentation fault.
load_config () at /usr/src/usr.sbin/jail/config.c:229
229 in /usr/src/usr.sbin/jail/config.c
# uname -a
FreeBSD bewitched 12.2-RELEASE-p7 FreeBSD 12.2-RELEASE-p7 GENERIC amd64
--
You are receiving this mail because:
You are the assignee for the bug.
