>From the boot messages looks like a bug in the "autofs4" module: [ 28.916000] systemd[1]: Inserted module 'autofs4' [ 28.988000] systemd[1]: Set hostname to <blsw>. [ 29.064000] systemd[1]: /etc/mtab is not a symlink or not pointing to /proc/self/mounts. This is not supported anymore. Please make sure to replace this file by a symlink to avoid incorrect or misleading mount(8) output. [ 32.132000] Backtrace: [ 32.132000] [<00000000401fcab4>] handle_percpu_irq+0xac/0xe8 [ 32.132000] [<00000000401f6bbc>] generic_handle_irq+0x4c/0x68 [ 32.132000] [<00000000401612a4>] call_on_stack+0x18/0x24 [ 32.132000] [<000000004017370c>] execute_on_irq_stack+0x5c/0xa8 [ 32.132000] [<000000004015fe5c>] _switch_to_ret+0xd9c/0xf40 [ 32.132000] [<00000000401604f4>] intr_save+0x18/0x11c [ 32.132000] [<0000000040160820>] dtlb_miss_20w+0xc8/0x108 [ 32.132000] [<0000000040160568>] intr_save+0x8c/0x11c [ 32.132000] [<000000004015fee8>] _switch_to_ret+0xe28/0xf40 [ 32.132000] [<000000004015e9a4>] end_linux_gateway_page+0x9a4/0x1000 [ 32.132000] [<000000004015de60>] cas2_end+0x85c/0x9fc [ 32.132000] [<00000000401604a4>] intr_extint+0x20c/0x244 [ 32.132000] [<000000004015dbe8>] cas2_end+0x5e4/0x9fc [ 32.132000] [<000000004015dd50>] cas2_end+0x74c/0x9fc [ 32.132000] [<00000000405a8ea4>] __sk_run_filter+0x156c/0x1738 [ 32.132000] [ 32.132000] [ 32.132000] Bad Address (null pointer deref?): Code=26 regs=0000000041f7a340 (Addr=0000000000000000) [ 32.132000] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.16.0-4-parisc64-smp #1 Debian 3.16.7-ckt4-3 [ 32.132000] task: 0000000040984e18 ti: 00000000408c8000 task.ti: 00000000408c8000 -- To unsubscribe from this list: send the line "unsubscribe linux-parisc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html