Sounds good. Let me know if there is more information I can get out of gdb.
On Fri, Apr 13, 2018 at 8:14 AM, Andreas Hasenack <andr...@canonical.com> wrote: > Thanks for the troubleshooting. I'm taking a look. > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/1745817 > > Title: > autofs 5.1.2-1ubuntu2 crashes on nfs mount > > Status in autofs package in Ubuntu: > Confirmed > > Bug description: > Using the latest autofs package (with libtirpc support) the automount > process crashes when mounting a nfs share (at least when using IPv4). > > I am using a file /etc/auto.master.d/net.autofs to be able to mount > arbitrary nfs shares to /net: > > /net -hosts -intr,soft --timeout=60 > > When trying to access a share (e.g. with the command "cd > /net/192.168.1.104" - using the hostname has the same effect) > automount crashes: > > $ sudo systemctl stop autofs.service > $ source /etc/default/autofs > $ sudo gdb --args /usr/sbin/automount $OPTIONS -d -v -f > (gdb) run > [...] > attempting to mount entry /net/192.168.1.104 > lookup_mount: lookup(hosts): 192.168.1.104 -> (null) > get_exports: lookup(hosts): fetchng export list for 192.168.1.104 > > Thread 6 "automount" received signal SIGSEGV, Segmentation fault. > [Switching to Thread 0x7ffff7fc7700 (LWP 4640)] > 0x0000000000000000 in ?? () > (gdb) bt > #0 0x0000000000000000 in ?? () > #1 0x00007ffff435b8dc in ?? () from /lib/x86_64-linux-gnu/libtirpc.so.1 > #2 0x00007ffff29b11ec in ?? () from /usr/lib/x86_64-linux-gnu/ > autofs/lookup_hosts.so > #3 0x00007ffff29b23fa in rpc_get_exports () from > /usr/lib/x86_64-linux-gnu/autofs/lookup_hosts.so > #4 0x00007ffff29ad516 in ?? () from /usr/lib/x86_64-linux-gnu/ > autofs/lookup_hosts.so > #5 0x00007ffff29ae013 in lookup_mount () from /usr/lib/x86_64-linux-gnu/ > autofs/lookup_hosts.so > #6 0x000055555556c70d in do_lookup_mount () > #7 0x000055555556d441 in lookup_nss_mount () > #8 0x00005555555634d5 in ?? () > #9 0x00007ffff7bbd7fc in start_thread () from /lib/x86_64-linux-gnu/ > libpthread.so.0 > #10 0x00007ffff7325b0f in clone () from /lib/x86_64-linux-gnu/libc.so.6 > > The segfault disappears if the autofs package is recompiled without > "--with-libtirpc" in debian/rules. > > $ lsb_release -rd > Description: Ubuntu Bionic Beaver (development branch) > Release: 18.04 > > $ apt-cache policy autofs > autofs: > Installiert: 5.1.2-1ubuntu2 > Installationskandidat: 5.1.2-1ubuntu2 > Versionstabelle: > *** 5.1.2-1ubuntu2 500 > 500 http://de.archive.ubuntu.com/ubuntu bionic/main amd64 > Packages > 100 /var/lib/dpkg/status > > $ apt-cache policy libtirpc1 > libtirpc1: > Installiert: 0.2.5-1.2 > Installationskandidat: 0.2.5-1.2 > Versionstabelle: > *** 0.2.5-1.2 500 > 500 http://de.archive.ubuntu.com/ubuntu bionic/main amd64 > Packages > 100 /var/lib/dpkg/status > > BTW: libtirpc1 seems to be quite old in Ubuntu, the current release is > 1.0.2 > > To manage notifications about this bug go to: > https://bugs.launchpad.net/ubuntu/+source/autofs/+bug/ > 1745817/+subscriptions > -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1745817 Title: autofs 5.1.2-1ubuntu2 crashes on nfs mount To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/autofs/+bug/1745817/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
