In my syslogs this popped up today
May 19 12:13:59 laptop kernel: Badness in local_bh_enable at kernel/softirq.c:105
May 19 12:13:59 laptop kernel: Call Trace:
May 19 12:13:59 laptop kernel: [local_bh_enable+141/144] local_bh_enable+0x8d/0x90
May 19 12:13:59 laptop kernel: [_end+282016342/1070304612] ppp_async_push+0xa2/0x1b0 [ppp_async]
May 19 12:13:59 laptop kernel: [_end+282014469/1070304612] ppp_asynctty_wakeup+0x31/0x70 [ppp_async]
May 19 12:13:59 laptop kernel: [uart_flush_buffer+117/128] uart_flush_buffer+0x75/0x80
May 19 12:13:59 laptop kernel: [do_tty_hangup+1092/1168] do_tty_hangup+0x444/0x490
May 19 12:13:59 laptop kernel: [worker_thread+511/736] worker_thread+0x1ff/0x2e0
May 19 12:13:59 laptop kernel: [do_tty_hangup+0/1168] do_tty_hangup+0x0/0x490
May 19 12:13:59 laptop kernel: [default_wake_function+0/32] default_wake_function+0x0/0x20
May 19 12:13:59 laptop kernel: [ret_from_fork+6/20] ret_from_fork+0x6/0x14
May 19 12:13:59 laptop kernel: [default_wake_function+0/32] default_wake_function+0x0/0x20
May 19 12:13:59 laptop pppd[828]: Hangup (SIGHUP)
May 19 12:13:59 laptop pppd[828]: Modem hangup
May 19 12:13:59 laptop pppd[828]: Connection terminated.
May 19 12:13:59 laptop kernel: [worker_thread+0/736] worker_thread+0x0/0x2e0
May 19 12:13:59 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_helper+0x5/0x18
May 19 12:13:59 laptop kernel:
May 19 12:13:59 laptop kernel: Badness in local_bh_enable at kernel/softirq.c:105
May 19 12:13:59 laptop kernel: Call Trace:
May 19 12:13:59 laptop kernel: [local_bh_enable+141/144] local_bh_enable+0x8d/0x90
May 19 12:13:59 laptop kernel: [_end+281914454/1070304612] ppp_channel_push+0xb2/0x1d0 [ppp_generic]
May 19 12:13:59 laptop kernel: [_end+282014511/1070304612] ppp_asynctty_wakeup+0x5b/0x70 [ppp_async]
May 19 12:13:59 laptop kernel: [uart_flush_buffer+117/128] uart_flush_buffer+0x75/0x80
May 19 12:13:59 laptop kernel: [do_tty_hangup+1092/1168] do_tty_hangup+0x444/0x490
May 19 12:13:59 laptop kernel: [worker_thread+511/736] worker_thread+0x1ff/0x2e0
May 19 12:13:59 laptop kernel: [do_tty_hangup+0/1168] do_tty_hangup+0x0/0x490
May 19 12:13:59 laptop kernel: [default_wake_function+0/32] default_wake_function+0x0/0x20
May 19 12:13:59 laptop kernel: [ret_from_fork+6/20] ret_from_fork+0x6/0x14
May 19 12:13:59 laptop kernel: [default_wake_function+0/32] default_wake_function+0x0/0x20
May 19 12:13:59 laptop kernel: [worker_thread+0/736] worker_thread+0x0/0x2e0
May 19 12:13:59 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_helper+0x5/0x18
May 19 12:13:59 laptop kernel:
May 19 12:13:59 laptop kernel: Badness in local_bh_enable at kernel/softirq.c:105
May 19 12:13:59 laptop kernel: Call Trace:
May 19 12:13:59 laptop kernel: [local_bh_enable+141/144] local_bh_enable+0x8d/0x90
May 19 12:13:59 laptop kernel: [_end+282016342/1070304612] ppp_async_push+0xa2/0x1b0 [ppp_async]
May 19 12:13:59 laptop kernel: [_end+282016121/1070304612] ppp_async_send+0x15/0x50 [ppp_async]
May 19 12:13:59 laptop kernel: [_end+281913102/1070304612] ppp_push+0xaa/0x100 [ppp_generic]
May 19 12:13:59 laptop kernel: [_end+281911349/1070304612] ppp_xmit_process+0x51/0x140 [ppp_generic]
May 19 12:13:59 laptop kernel: [_end+281914490/1070304612] ppp_channel_push+0xd6/0x1d0 [ppp_generic]
May 19 12:13:59 laptop kernel: [_end+282014511/1070304612] ppp_asynctty_wakeup+0x5b/0x70 [ppp_async]
May 19 12:13:59 laptop kernel: [uart_flush_buffer+117/128] uart_flush_buffer+0x75/0x80
May 19 12:13:59 laptop kernel: [do_tty_hangup+1092/1168] do_tty_hangup+0x444/0x490
May 19 12:13:59 laptop kernel: [worker_thread+511/736] worker_thread+0x1ff/0x2e0
May 19 12:13:59 laptop kernel: [do_tty_hangup+0/1168] do_tty_hangup+0x0/0x490
May 19 12:13:59 laptop kernel: [default_wake_function+0/32] default_wake_function+0x0/0x20
May 19 12:13:59 laptop kernel: [ret_from_fork+6/20] ret_from_fork+0x6/0x14
May 19 12:13:59 laptop kernel: [default_wake_function+0/32] default_wake_function+0x0/0x20
May 19 12:13:59 laptop kernel: [worker_thread+0/736] worker_thread+0x0/0x2e0
May 19 12:13:59 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_helper+0x5/0x18
May 19 12:13:59 laptop kernel:
May 19 12:13:59 laptop kernel: Badness in local_bh_enable at kernel/softirq.c:105
May 19 12:13:59 laptop kernel: Call Trace:
May 19 12:13:59 laptop kernel: [local_bh_enable+141/144] local_bh_enable+0x8d/0x90
May 19 12:13:59 laptop kernel: [_end+282016342/1070304612] ppp_async_push+0xa2/0x1b0 [ppp_async]
May 19 12:13:59 laptop kernel: [_end+282016170/1070304612] ppp_async_send+0x46/0x50 [ppp_async]
May 19 12:13:59 laptop kernel: [_end+281913102/1070304612] ppp_push+0xaa/0x100 [ppp_generic]
May 19 12:13:59 laptop kernel: [_end+281911349/1070304612] ppp_xmit_process+0x51/0x140 [ppp_generic]
May 19 12:13:59 laptop kernel: [_end+281914490/1070304612] ppp_channel_push+0xd6/0x1d0 [ppp_generic]
May 19 12:13:59 laptop kernel: [_end+282014511/1070304612] ppp_asynctty_wakeup+0x5b/0x70 [ppp_async]
May 19 12:13:59 laptop kernel: [uart_flush_buffer+117/128] uart_flush_buffer+0x75/0x80
May 19 12:13:59 laptop kernel: [do_tty_hangup+1092/1168] do_tty_hangup+0x444/0x490
May 19 12:13:59 laptop kernel: [worker_thread+511/736] worker_thread+0x1ff/0x2e0
May 19 12:13:59 laptop kernel: [do_tty_hangup+0/1168] do_tty_hangup+0x0/0x490
May 19 12:13:59 laptop kernel: [default_wake_function+0/32] default_wake_function+0x0/0x20
May 19 12:13:59 laptop kernel: [ret_from_fork+6/20] ret_from_fork+0x6/0x14
May 19 12:13:59 laptop kernel: [default_wake_function+0/32] default_wake_function+0x0/0x20
May 19 12:13:59 laptop kernel: [worker_thread+0/736] worker_thread+0x0/0x2e0
May 19 12:13:59 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_helper+0x5/0x18
May 19 12:13:59 laptop kernel:
May 19 12:13:59 laptop kernel: Badness in local_bh_enable at kernel/softirq.c:105
May 19 12:13:59 laptop kernel: Call Trace:
May 19 12:13:59 laptop kernel: [local_bh_enable+141/144] local_bh_enable+0x8d/0x90
May 19 12:13:59 laptop kernel: [_end+281911349/1070304612] ppp_xmit_process+0x51/0x140 [ppp_generic]
May 19 12:13:59 laptop kernel: [_end+281914490/1070304612] ppp_channel_push+0xd6/0x1d0 [ppp_generic]
May 19 12:13:59 laptop kernel: [_end+282014511/1070304612] ppp_asynctty_wakeup+0x5b/0x70 [ppp_async]
May 19 12:13:59 laptop kernel: [uart_flush_buffer+117/128] uart_flush_buffer+0x75/0x80
May 19 12:13:59 laptop kernel: [do_tty_hangup+1092/1168] do_tty_hangup+0x444/0x490
May 19 12:13:59 laptop kernel: [worker_thread+511/736] worker_thread+0x1ff/0x2e0
May 19 12:13:59 laptop kernel: [do_tty_hangup+0/1168] do_tty_hangup+0x0/0x490
May 19 12:13:59 laptop kernel: [default_wake_function+0/32] default_wake_function+0x0/0x20
May 19 12:13:59 laptop kernel: [ret_from_fork+6/20] ret_from_fork+0x6/0x14
May 19 12:13:59 laptop kernel: [default_wake_function+0/32] default_wake_function+0x0/0x20
May 19 12:13:59 laptop kernel: [worker_thread+0/736] worker_thread+0x0/0x2e0
May 19 12:13:59 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_helper+0x5/0x18
May 19 12:13:59 laptop kernel:
May 19 12:13:59 laptop kernel: Badness in local_bh_enable at kernel/softirq.c:105
May 19 12:13:59 laptop kernel: Call Trace:
May 19 12:13:59 laptop kernel: [local_bh_enable+141/144] local_bh_enable+0x8d/0x90
May 19 12:13:59 laptop kernel: [_end+281914490/1070304612] ppp_channel_push+0xd6/0x1d0 [ppp_generic]
May 19 12:13:59 laptop kernel: [_end+282014511/1070304612] ppp_asynctty_wakeup+0x5b/0x70 [ppp_async]
May 19 12:13:59 laptop kernel: [uart_flush_buffer+117/128] uart_flush_buffer+0x75/0x80
May 19 12:13:59 laptop kernel: [do_tty_hangup+1092/1168] do_tty_hangup+0x444/0x490
May 19 12:13:59 laptop kernel: [worker_thread+511/736] worker_thread+0x1ff/0x2e0
May 19 12:13:59 laptop kernel: [do_tty_hangup+0/1168] do_tty_hangup+0x0/0x490
May 19 12:13:59 laptop kernel: [default_wake_function+0/32] default_wake_function+0x0/0x20
May 19 12:13:59 laptop kernel: [ret_from_fork+6/20] ret_from_fork+0x6/0x14
May 19 12:13:59 laptop kernel: [default_wake_function+0/32] default_wake_function+0x0/0x20
May 19 12:13:59 laptop kernel: [worker_thread+0/736] worker_thread+0x0/0x2e0
May 19 12:13:59 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_helper+0x5/0x18
May 19 12:13:59 laptop kernel: Badness in local_bh_enable at kernel/softirq.c:105
May 19 12:13:59 laptop kernel: Call Trace:
May 19 12:13:59 laptop kernel: [local_bh_enable+141/144] local_bh_enable+0x8d/0x90
May 19 12:13:59 laptop kernel: [_end+282014511/1070304612] ppp_asynctty_wakeup+0x5b/0x70 [ppp_async]
May 19 12:13:59 laptop kernel: [uart_flush_buffer+117/128] uart_flush_buffer+0x75/0x80
May 19 12:13:59 laptop kernel: [do_tty_hangup+1092/1168] do_tty_hangup+0x444/0x490
May 19 12:13:59 laptop kernel: [worker_thread+511/736] worker_thread+0x1ff/0x2e0
May 19 12:13:59 laptop kernel: [do_tty_hangup+0/1168] do_tty_hangup+0x0/0x490
May 19 12:13:59 laptop kernel: [default_wake_function+0/32] default_wake_function+0x0/0x20
May 19 12:13:59 laptop kernel: [ret_from_fork+6/20] ret_from_fork+0x6/0x14
May 19 12:13:59 laptop kernel: [default_wake_function+0/32] default_wake_function+0x0/0x20
May 19 12:13:59 laptop kernel: [worker_thread+0/736] worker_thread+0x0/0x2e0
May 19 12:13:59 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_helper+0x5/0x18
May 19 12:13:59 laptop kernel:
May 19 12:13:59 laptop kernel: Badness in local_bh_enable at kernel/softirq.c:105
May 19 12:13:59 laptop kernel: Call Trace:
May 19 12:13:59 laptop kernel: [local_bh_enable+141/144] local_bh_enable+0x8d/0x90
May 19 12:13:59 laptop kernel: [_end+282016342/1070304612] ppp_async_push+0xa2/0x1b0 [ppp_async]
May 19 12:13:59 laptop kernel: [local_bh_enable+98/144] local_bh_enable+0x62/0x90
May 19 12:13:59 laptop kernel: [_end+282014469/1070304612] ppp_asynctty_wakeup+0x31/0x70 [ppp_async]
May 19 12:13:59 laptop kernel: [do_tty_hangup+1078/1168] do_tty_hangup+0x436/0x490
May 19 12:13:59 laptop kernel: [worker_thread+511/736] worker_thread+0x1ff/0x2e0
May 19 12:13:59 laptop kernel: [do_tty_hangup+0/1168] do_tty_hangup+0x0/0x490
May 19 12:13:59 laptop kernel: [default_wake_function+0/32] default_wake_function+0x0/0x20
May 19 12:13:59 laptop kernel: [ret_from_fork+6/20] ret_from_fork+0x6/0x14
May 19 12:13:59 laptop kernel: [default_wake_function+0/32] default_wake_function+0x0/0x20
May 19 12:13:59 laptop kernel: [worker_thread+0/736] worker_thread+0x0/0x2e0
May 19 12:13:59 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_helper+0x5/0x18
At the very same time my pppd daemon died.
Jan
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