Mainline commit 892d1fa "tty: Destroy ldisc instance on hangup" (circa v4.6) appears to fix this issue, per positive test feedback in LP: #1707089. Additional prerequisite patches are required:
892d1fa tty: Destroy ldisc instance on hangup 7896f30 tty: Refactor tty_ldisc_reinit() for reuse c12da96 tty: Use 'disc' for line discipline index name 6ffeb4b tty: Move tty_ldisc_kill() a570a49 tty: Handle NULL tty->ldisc ece5340 tty: Reset c_line from driver's init_termios 63d8cb3 tty: Simplify tty_set_ldisc() exit handling -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1709126 Title: kernel BUG at [tty_ldisc_reinit] mm/slub.c! To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1709126/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
