On 03.06.2011 14:44, Linus Torvalds wrote: > On Fri, Jun 3, 2011 at 7:02 PM, Arne Jansen <lists@xxxxxxxxxxxxxx> wrote: >> >> No, it doesn't trigger, but the hang is not as complete as I first >> thought. A running iostat via ssh continues to give output for a while, >> the serial console still reacts to return and prompts for login. But >> after a while more and more locks up. The console locks as soon as I >> sysrq-t. > > Is it the tty rescheduling bug? > > That would explain the printk's mattering. > > Remove the schedule_work() call from flush_to_ldisc() in > drivers/tty/tty_buffer.c and see if the problem goes away. See the > other discussion thread on lkml ("tty breakage in X (Was: tty vs > workqueue oddities)") > > Hmm? No change. Also git bisect quite clearly points to 0122ec5b02f766c and ab2515c4b98f7bc4, both are older than b1c43f82c5aa2654 mentioned in the other thread. -Arne > Linus > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html