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Re: [irda-users] [2.5.69] irattach causes hang at shutdown
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From: DevilKin <dev...@bl...> - 2003-05-14 11:27:34
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Hash: SHA1
On Tuesday 13 May 2003 23:30, Martin Diehl wrote:
> > > Anyway, could you please try if it makes a difference if you set
> > > "ifconfig irda0 down" by hand before killing irattach and sent the
> > > output of lsmod before and after the ifconfig irda0 down - and if
> > > possible also after killing irattach.
> >
> > OK. Tried this, it shows the close statement. Killing irattach after
> > that results in the same hang.
>
> Did the irtty-sir module use-count change from two before ifconfig to one
> afterwards and down to zero after the kill? Particularly the latter one
> would be interesting to know - probably hard to get if it hangs too fast.
I can see it moving down from two to one, but it hangs to fast to get anoth=
er lsmod reading...
> > > I still don't see what's going on with the kill. On shutdown however I
> > > could imagine your box is trying to rmmod the irtty-sir module without
> > > success (would need rmmod -f to force) because it is marked unsafe wi=
th
> > > the new module api. Now as we have appropriate support from the tty
> > > line discipline api this could be solved with the patch below. Not th=
at
> > > I would expect some difference for the hang at kill, but maybe it
> > > helps.
> >
> > Tested it, now I can cleanly rmmod the module, but it still hangs...
>
> Ok, as expected - thanks for testing it. But wait, you didn't mean
> "kill irattach", "rmmod irtty-sir" and then it hangs? You meant you can
> modprobe/rmmod cleanly (i.e. no unsafe warning, no rmmod -f) if irattach
> wasn't running and thus no need to kill it, right?
2nd case was correct: i prevented irattach from starting so I could try it.=
=20
>
> Well, let's try to narrow this down. Below another patch which adds a
> number of printk's to the shutdown path. I hope to see as many of them as
> possible getting in your syslog. Hopefully this will help to get some
> insight. Furthermore I'd suggest to shut down as much of the userland
> stuff as possible not only to rule some interaction but merely in the hope
> a shorter tasklist might work around the problem with missing logs.
OK. Compiled kernel, reduced tasklist, crashed system. Logs appended below.
> Finally, I've just compared irattach sources from irda-utils-0.9.16-pre3
> against 0.9.15 and realized Jean did some rework of the cleanup path when
> it gets killed by a signal. Despite I still think 0.9.15 should work (it
> does for me), it might be worth trying with 0.9.16-pre3.
I'll try this lateron.
logs:
This happens at system boot:
May 14 13:10:36 laptop kernel: irda_init()
May 14 13:10:36 laptop kernel: IrCOMM protocol (Dag Brattli)
May 14 13:10:38 laptop kernel: sirdev_get_instance - ttyS1
May 14 13:10:38 laptop kernel: irtty_open - done
May 14 13:10:39 laptop irattach: executing: 'echo laptop > /proc/sys/net/ir=
da/devname'
May 14 13:10:39 laptop irattach: executing: 'echo 1 > /proc/sys/net/irda/di=
scovery'
May 14 13:10:39 laptop irattach: Starting device irda0
May 14 13:10:39 laptop kernel: irlap_change_speed(), setting speed to 9600
May 14 13:10:39 laptop kernel: sirdev_open - done, speed =3D 0
May 14 13:10:40 laptop kernel: sirdev_schedule_request - state=3D0x0700 / p=
aram=3D9600
May 14 13:10:40 laptop kernel: sirdev_schedule_request - down
May 14 13:10:40 laptop kernel: irda_config_fsm - up
This at 'ifconfig irda0 down'
May 14 13:13:18 laptop kernel: sirdev_close
May 14 13:13:18 laptop kernel: sirdev_close - netif queue stopped
May 14 13:13:18 laptop kernel: sirdev_close - down(fsm.sem)
May 14 13:13:18 laptop kernel: sirdev_close - irlap closed
May 14 13:13:18 laptop kernel: irtty_stop_dev - entry
May 14 13:13:18 laptop kernel: irtty_stop_dev - down(irtty_sem)
May 14 13:13:18 laptop kernel: irtty_stop_dev - tty driver stopped
May 14 13:13:18 laptop kernel: irtty_stop_dev - up(irtty_sem), done
May 14 13:13:18 laptop kernel: sirdev_close - drv stop_dev done
May 14 13:13:18 laptop kernel: sirdev_close - buffers freed
May 14 13:13:18 laptop kernel: sirdev_close - module_put
May 14 13:13:18 laptop kernel: sirdev_close - up(fsm.sem), done
This at 'test time' (crash)
May 14 13:13:39 laptop irattach: got SIGTERM or SIGINT=20
May 14 13:13:39 laptop irattach: Stopping device irda0
May 14 13:13:39 laptop kernel: sirdev_put_instance
May 14 13:13:39 laptop kernel: sirdev_put_instance: ready to close sirdev
May 14 13:13:39 laptop kernel: sirdev_close
May 14 13:13:39 laptop kernel: sirdev_close - netif queue stopped
May 14 13:13:39 laptop kernel: sirdev_close - down(fsm.sem)
May 14 13:13:39 laptop kernel: sirdev_close - up(fsm.sem), done
May 14 13:13:39 laptop kernel: sirdev_put_instance: sirdev closed
May 14 13:13:39 laptop kernel: sirdev_put_instance: sirdev marked stale
May 14 13:13:39 laptop kernel: sirdev_put_instance: destructor registered
This is the trace:
May 14 13:14:17 laptop kernel: SysRq : Show State
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: free =
sibling
May 14 13:14:17 laptop kernel: task PC stack pid father =
child younger older
May 14 13:14:17 laptop kernel: init S C0162B70 12332 1 0 =
2 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [dput+48/496] dput+0x30/0x1f0
May 14 13:14:17 laptop kernel: [schedule_timeout+95/192] schedule_timeout+=
0x5f/0xc0
May 14 13:14:17 laptop kernel: [__get_free_pages+26/80] __get_free_pages+0=
x1a/0x50
May 14 13:14:17 laptop kernel: [__pollwait+65/208] __pollwait+0x41/0xd0
May 14 13:14:17 laptop kernel: [process_timeout+0/16] process_timeout+0x0/=
0x10
May 14 13:14:17 laptop kernel: [do_select+291/592] do_select+0x123/0x250
May 14 13:14:17 laptop kernel: [__pollwait+0/208] __pollwait+0x0/0xd0
May 14 13:14:17 laptop kernel: [sys_select+806/1376] sys_select+0x326/0x560
May 14 13:14:17 laptop kernel: [sys_stat64+55/64] sys_stat64+0x37/0x40
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: ksoftirqd/0 S C032A8C8 422608 2 1=
3 (L-TLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [tasklet_action+70/112] tasklet_action+0x46=
/0x70
May 14 13:14:17 laptop kernel: [ksoftirqd+126/208] ksoftirqd+0x7e/0xd0
May 14 13:14:17 laptop kernel: [ksoftirqd+0/208] ksoftirqd+0x0/0xd0
May 14 13:14:17 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_h=
elper+0x5/0x18
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: events/0 D C12FDF04 412092 3 1=
4 2 (L-TLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [__down+150/256] __down+0x96/0x100
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [__down_failed+8/12] __down_failed+0x8/0xc
May 14 13:14:17 laptop kernel: [.text.lock.rtnetlink+5/54] .text.lock.rtne=
tlink+0x5/0x36
May 14 13:14:17 laptop kernel: [linkwatch_event+29/48] linkwatch_event+0x1=
d/0x30
May 14 13:14:17 laptop kernel: [worker_thread+511/736] worker_thread+0x1ff=
/0x2e0
May 14 13:14:17 laptop kernel: [linkwatch_event+0/48] linkwatch_event+0x0/=
0x30
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [ret_from_fork+6/20] ret_from_fork+0x6/0x14
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [worker_thread+0/736] worker_thread+0x0/0x2=
e0
May 14 13:14:17 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_h=
elper+0x5/0x18
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: pdflush S CFE14000 246925084 4 =
1 5 3 (L-TLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [daemonize+208/224] daemonize+0xd0/0xe0
May 14 13:14:17 laptop kernel: [__pdflush+152/480] __pdflush+0x98/0x1e0
May 14 13:14:17 laptop kernel: [pdflush+0/32] pdflush+0x0/0x20
May 14 13:14:17 laptop kernel: [pdflush+15/32] pdflush+0xf/0x20
May 14 13:14:17 laptop kernel: [kernel_thread_helper+0/24] kernel_thread_h=
elper+0x0/0x18
May 14 13:14:17 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_h=
elper+0x5/0x18
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: pdflush S 00000000 246914352 5 =
1 6 4 (L-TLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [__pdflush+152/480] __pdflush+0x98/0x1e0
May 14 13:14:17 laptop kernel: [pdflush+0/32] pdflush+0x0/0x20
May 14 13:14:17 laptop kernel: [pdflush+15/32] pdflush+0xf/0x20
May 14 13:14:17 laptop kernel: [kernel_thread_helper+0/24] kernel_thread_h=
elper+0x0/0x18
May 14 13:14:17 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_h=
elper+0x5/0x18
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: kswapd0 S CFE02000 8172 6 1 =
7 5 (L-TLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [daemonize+208/224] daemonize+0xd0/0xe0
May 14 13:14:17 laptop kernel: [kswapd+243/304] kswapd+0xf3/0x130
May 14 13:14:17 laptop kernel: [preempt_schedule+54/80] preempt_schedule+0=
x36/0x50
May 14 13:14:17 laptop kernel: [autoremove_wake_function+0/80] autoremove_=
wake_function+0x0/0x50
May 14 13:14:17 laptop kernel: [ret_from_fork+6/20] ret_from_fork+0x6/0x14
May 14 13:14:17 laptop kernel: [autoremove_wake_function+0/80] autoremove_=
wake_function+0x0/0x50
May 14 13:14:17 laptop kernel: [kswapd+0/304] kswapd+0x0/0x130
May 14 13:14:17 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_h=
elper+0x5/0x18
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: aio/0 S C13FE000 4049593916 7 =
1 8 6 (L-TLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [do_sigaction+418/624] do_sigaction+0x1a2/0=
x270
May 14 13:14:17 laptop kernel: [worker_thread+700/736] worker_thread+0x2bc=
/0x2e0
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [ret_from_fork+6/20] ret_from_fork+0x6/0x14
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [worker_thread+0/736] worker_thread+0x0/0x2=
e0
May 14 13:14:17 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_h=
elper+0x5/0x18
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: kseriod S C13B2000 4049284348 8 =
1 50 7 (L-TLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [daemonize+208/224] daemonize+0xd0/0xe0
May 14 13:14:17 laptop kernel: [serio_thread+182/320] serio_thread+0xb6/0x=
140
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [serio_thread+0/320] serio_thread+0x0/0x140
May 14 13:14:17 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_h=
elper+0x5/0x18
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: kapmd S 00000000 4292537252 50 =
1 66 8 (L-TLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [_end+281808927/1070304612] apm_get_event+0=
x4b/0x90 [apm]
May 14 13:14:17 laptop kernel: [schedule_timeout+95/192] schedule_timeout+=
0x5f/0xc0
May 14 13:14:17 laptop kernel: [process_timeout+0/16] process_timeout+0x0/=
0x10
May 14 13:14:17 laptop kernel: [_end+281812510/1070304612] apm_mainloop+0x=
8a/0xc0 [apm]
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [_end+281822360/1070304612] apm_waitqueue+0=
x0/0x8 [apm]
May 14 13:14:17 laptop kernel: [_end+281814420/1070304612] apm+0x0/0x2e8 [=
apm]
May 14 13:14:17 laptop kernel: [_end+281814630/1070304612] apm+0xd2/0x2e8 =
[apm]
May 14 13:14:17 laptop kernel: [kernel_thread_helper+0/24] kernel_thread_h=
elper+0x0/0x18
May 14 13:14:17 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_h=
elper+0x5/0x18
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: khubd S CF890000 4291213532 66 =
1 131 50 (L-TLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [_end+282588180/1070304612] hub_event_list+=
0x0/0x8 [usbcore]
May 14 13:14:17 laptop kernel: [_end+282511018/1070304612] usb_hub_thread+=
0x96/0xf0 [usbcore]
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [_end+282588196/1070304612] khubd_wait+0x0/=
0x8 [usbcore]
May 14 13:14:17 laptop kernel: [_end+282588196/1070304612] khubd_wait+0x0/=
0x8 [usbcore]
May 14 13:14:17 laptop kernel: [_end+282510868/1070304612] usb_hub_thread+=
0x0/0xf0 [usbcore]
May 14 13:14:17 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_h=
elper+0x5/0x18
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: kIrDAd S 00000000 4294887312 131 =
1 240 66 (L-TLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [_end+282811236/1070304612] +0x0/0x2c [sir_=
dev]
May 14 13:14:17 laptop kernel: [_end+282802217/1070304612] irda_thread+0xc=
5/0x110 [sir_dev]
May 14 13:14:17 laptop kernel: [_end+282806309/1070304612] +0x240/0x2d7 [s=
ir_dev]
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [ret_from_fork+6/20] ret_from_fork+0x6/0x14
May 14 13:14:17 laptop kernel: [_end+282802020/1070304612] irda_thread+0x0=
/0x110 [sir_dev]
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [_end+282811260/1070304612] +0x18/0x2c [sir=
_dev]
May 14 13:14:17 laptop kernel: [_end+282811260/1070304612] +0x18/0x2c [sir=
_dev]
May 14 13:14:17 laptop kernel: [_end+282802020/1070304612] irda_thread+0x0=
/0x110 [sir_dev]
May 14 13:14:17 laptop kernel: [kernel_thread_helper+5/24] kernel_thread_h=
elper+0x5/0x18
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: portmap S 00000246 4293147968 240 =
1 347 131 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [tcp_poll+51/384] tcp_poll+0x33/0x180
May 14 13:14:17 laptop kernel: [schedule_timeout+181/192] schedule_timeout=
+0xb5/0xc0
May 14 13:14:17 laptop kernel: [sock_poll+41/64] sock_poll+0x29/0x40
May 14 13:14:17 laptop kernel: [do_pollfd+91/160] do_pollfd+0x5b/0xa0
May 14 13:14:17 laptop kernel: [do_poll+171/208] do_poll+0xab/0xd0
May 14 13:14:17 laptop kernel: [sys_poll+352/608] sys_poll+0x160/0x260
May 14 13:14:17 laptop kernel: [__pollwait+0/208] __pollwait+0x0/0xd0
May 14 13:14:17 laptop kernel: [sys_close+98/160] sys_close+0x62/0xa0
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: syslogd S 00000010 4288364944 347 =
1 353 240 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [schedule_timeout+181/192] schedule_timeout=
+0xb5/0xc0
May 14 13:14:17 laptop kernel: [datagram_poll+43/224] datagram_poll+0x2b/0=
xe0
May 14 13:14:17 laptop kernel: [sock_poll+41/64] sock_poll+0x29/0x40
May 14 13:14:17 laptop kernel: [do_select+291/592] do_select+0x123/0x250
May 14 13:14:17 laptop kernel: [__pollwait+0/208] __pollwait+0x0/0xd0
May 14 13:14:17 laptop kernel: [sys_select+806/1376] sys_select+0x326/0x560
May 14 13:14:17 laptop kernel: [do_setitimer+337/384] do_setitimer+0x151/0=
x180
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: klogd R 00001000 4290173312 353 =
1 359 347 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [do_syslog+415/928] do_syslog+0x19f/0x3a0
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [rcu_process_callbacks+236/288] rcu_process=
_callbacks+0xec/0x120
May 14 13:14:17 laptop kernel: [vfs_read+190/304] vfs_read+0xbe/0x130
May 14 13:14:17 laptop kernel: [sys_read+62/96] sys_read+0x3e/0x60
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: apmd S C13D3CC0 4282385336 359 =
1 396 353 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [schedule_timeout+181/192] schedule_timeout=
+0xb5/0xc0
May 14 13:14:17 laptop kernel: [__get_free_pages+26/80] __get_free_pages+0=
x1a/0x50
May 14 13:14:17 laptop kernel: [__pollwait+65/208] __pollwait+0x41/0xd0
May 14 13:14:17 laptop kernel: [_end+281813174/1070304612] do_poll+0x52/0x=
80 [apm]
May 14 13:14:17 laptop kernel: [_end+281822360/1070304612] apm_waitqueue+0=
x0/0x8 [apm]
May 14 13:14:17 laptop kernel: [do_select+291/592] do_select+0x123/0x250
May 14 13:14:17 laptop kernel: [__pollwait+0/208] __pollwait+0x0/0xd0
May 14 13:14:17 laptop kernel: [sys_select+806/1376] sys_select+0x326/0x560
May 14 13:14:17 laptop kernel: [__fput+167/256] __fput+0xa7/0x100
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: inetd S 000000D0 4286128464 396 =
1 400 359 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [__get_free_pages+26/80] __get_free_pages+0=
x1a/0x50
May 14 13:14:17 laptop kernel: [schedule_timeout+181/192] schedule_timeout=
+0xb5/0xc0
May 14 13:14:17 laptop kernel: [tcp_poll+51/384] tcp_poll+0x33/0x180
May 14 13:14:17 laptop kernel: [sock_poll+41/64] sock_poll+0x29/0x40
May 14 13:14:17 laptop kernel: [do_select+291/592] do_select+0x123/0x250
May 14 13:14:17 laptop kernel: [__pollwait+0/208] __pollwait+0x0/0xd0
May 14 13:14:17 laptop kernel: [sys_select+806/1376] sys_select+0x326/0x560
May 14 13:14:17 laptop kernel: [sys_rt_sigaction+151/272] sys_rt_sigaction=
+0x97/0x110
May 14 13:14:17 laptop kernel: [sigprocmask+64/192] sigprocmask+0x40/0xc0
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: irattach D 00000000 4283667124 400 =
1 537 396 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [try_to_wake_up+296/464] try_to_wake_up+0x1=
28/0x1d0
May 14 13:14:17 laptop kernel: [wait_for_completion+153/224] wait_for_comp=
letion+0x99/0xe0
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [queue_work+132/160] queue_work+0x84/0xa0
May 14 13:14:17 laptop kernel: [call_usermodehelper+257/272] call_usermode=
helper+0x101/0x110
May 14 13:14:17 laptop kernel: [__call_usermodehelper+0/112] __call_usermo=
dehelper+0x0/0x70
May 14 13:14:17 laptop kernel: [vsprintf+39/48] vsprintf+0x27/0x30
May 14 13:14:17 laptop kernel: [sprintf+31/48] sprintf+0x1f/0x30
May 14 13:14:17 laptop kernel: [net_run_sbin_hotplug+174/195] net_run_sbin=
_hotplug+0xae/0xc3
May 14 13:14:17 laptop kernel: [try_to_wake_up+296/464] try_to_wake_up+0x1=
28/0x1d0
May 14 13:14:17 laptop kernel: [pfifo_fast_reset+158/160] pfifo_fast_reset=
+0x9e/0xa0
May 14 13:14:17 laptop kernel: [qdisc_destroy+158/160] qdisc_destroy+0x9e/=
0xa0
May 14 13:14:17 laptop kernel: [unregister_netdevice+211/608] unregister_n=
etdevice+0xd3/0x260
May 14 13:14:17 laptop kernel: [_end+282800068/1070304612] sirdev_dtor+0x0=
/0x20 [sir_dev]
May 14 13:14:17 laptop kernel: [unregister_netdev+24/48] unregister_netdev=
+0x18/0x30
May 14 13:14:17 laptop kernel: [_end+282800429/1070304612] sirdev_put_inst=
ance+0x149/0x1ad [sir_dev]
May 14 13:14:17 laptop kernel: [_end+282804705/1070304612] __func__.9+0x0/=
0x14 [sir_dev]
May 14 13:14:17 laptop kernel: [_end+282131315/1070304612] irtty_close+0x4=
f/0x120 [irtty_sir]
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [tty_set_ldisc+1091/1200] tty_set_ldisc+0x4=
43/0x4b0
May 14 13:14:17 laptop kernel: [uart_wait_until_sent+144/224] uart_wait_un=
til_sent+0x90/0xe0
May 14 13:14:17 laptop kernel: [tty_wait_until_sent+243/272] tty_wait_unti=
l_sent+0xf3/0x110
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [sock_destroy_inode+27/32] sock_destroy_ino=
de+0x1b/0x20
May 14 13:14:17 laptop kernel: [_end+282132178/1070304612] +0x15a/0x16c [i=
rtty_sir]
May 14 13:14:17 laptop kernel: [_end+282130740/1070304612] irtty_open+0x0/=
0x1f0 [irtty_sir]
May 14 13:14:17 laptop kernel: [_end+282131236/1070304612] irtty_close+0x0=
/0x120 [irtty_sir]
May 14 13:14:17 laptop kernel: [_end+282130132/1070304612] irtty_ioctl+0x0=
/0x260 [irtty_sir]
May 14 13:14:17 laptop kernel: [_end+282129076/1070304612] irtty_receive_b=
uf+0x0/0xc0 [irtty_sir]
May 14 13:14:17 laptop kernel: [_end+282129268/1070304612] irtty_receive_r=
oom+0x0/0x30 [irtty_sir]
May 14 13:14:17 laptop kernel: [_end+282129316/1070304612] irtty_write_wak=
eup+0x0/0x40 [irtty_sir]
May 14 13:14:17 laptop kernel: [_end+282134820/1070304612] +0x0/0xe0 [irtt=
y_sir]
May 14 13:14:17 laptop kernel: [sys_ioctl+256/656] sys_ioctl+0x100/0x290
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: cardmgr S C13D7000 4289106704 537 =
1 632 400 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [schedule_timeout+181/192] schedule_timeout=
+0xb5/0xc0
May 14 13:14:17 laptop kernel: [__get_free_pages+26/80] __get_free_pages+0=
x1a/0x50
May 14 13:14:17 laptop kernel: [__pollwait+65/208] __pollwait+0x41/0xd0
May 14 13:14:17 laptop kernel: [_end+283379916/1070304612] ds_poll+0x78/0x=
90 [ds]
May 14 13:14:17 laptop kernel: [do_select+291/592] do_select+0x123/0x250
May 14 13:14:17 laptop kernel: [__pollwait+0/208] __pollwait+0x0/0xd0
May 14 13:14:17 laptop kernel: [sys_select+806/1376] sys_select+0x326/0x560
May 14 13:14:17 laptop kernel: [nanosleep_wake_up+0/16] nanosleep_wake_up+=
0x0/0x10
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: bash S C011C7B2 4287248624 630 =
1 633 648 632 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [wait_task_zombie+322/416] wait_task_zombie=
+0x142/0x1a0
May 14 13:14:17 laptop kernel: [sys_wait4+483/672] sys_wait4+0x1e3/0x2a0
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [sys_rt_sigprocmask+223/336] sys_rt_sigproc=
mask+0xdf/0x150
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: Xprt S 00000010 4294703280 632 =
1 630 537 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [schedule_timeout+95/192] schedule_timeout+=
0x5f/0xc0
May 14 13:14:17 laptop kernel: [process_timeout+0/16] process_timeout+0x0/=
0x10
May 14 13:14:17 laptop kernel: [do_select+291/592] do_select+0x123/0x250
May 14 13:14:17 laptop kernel: [__pollwait+0/208] __pollwait+0x0/0xd0
May 14 13:14:17 laptop kernel: [sys_select+806/1376] sys_select+0x326/0x560
May 14 13:14:17 laptop kernel: [do_munmap+339/400] do_munmap+0x153/0x190
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: tee S CDA08404 1230512 633 63=
0 634 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [zap_pmd_range+75/112] zap_pmd_range+0x4b/0=
x70
May 14 13:14:17 laptop kernel: [pipe_wait+151/192] pipe_wait+0x97/0xc0
May 14 13:14:17 laptop kernel: [autoremove_wake_function+0/80] autoremove_=
wake_function+0x0/0x50
May 14 13:14:17 laptop kernel: [autoremove_wake_function+0/80] autoremove_=
wake_function+0x0/0x50
May 14 13:14:17 laptop kernel: [pipe_read+333/592] pipe_read+0x14d/0x250
May 14 13:14:17 laptop kernel: [unmap_region+149/224] unmap_region+0x95/0x=
e0
May 14 13:14:17 laptop kernel: [vfs_read+190/304] vfs_read+0xbe/0x130
May 14 13:14:17 laptop kernel: [sys_read+62/96] sys_read+0x3e/0x60
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: logger S CDA98BA0 4283855600 634 =
630 633 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [__vma_link+58/160] __vma_link+0x3a/0xa0
May 14 13:14:17 laptop kernel: [pipe_wait+151/192] pipe_wait+0x97/0xc0
May 14 13:14:17 laptop kernel: [autoremove_wake_function+0/80] autoremove_=
wake_function+0x0/0x50
May 14 13:14:17 laptop kernel: [autoremove_wake_function+0/80] autoremove_=
wake_function+0x0/0x50
May 14 13:14:17 laptop kernel: [pipe_read+333/592] pipe_read+0x14d/0x250
May 14 13:14:17 laptop kernel: [vfs_read+190/304] vfs_read+0xbe/0x130
May 14 13:14:17 laptop kernel: [sys_read+62/96] sys_read+0x3e/0x60
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: rpc.statd S 00000010 4291890004 648 =
1 675 630 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [schedule_timeout+181/192] schedule_timeout=
+0xb5/0xc0
May 14 13:14:17 laptop kernel: [tcp_poll+51/384] tcp_poll+0x33/0x180
May 14 13:14:17 laptop kernel: [sock_poll+41/64] sock_poll+0x29/0x40
May 14 13:14:17 laptop kernel: [do_select+291/592] do_select+0x123/0x250
May 14 13:14:17 laptop kernel: [__pollwait+0/208] __pollwait+0x0/0xd0
May 14 13:14:17 laptop kernel: [sys_select+806/1376] sys_select+0x326/0x560
May 14 13:14:17 laptop kernel: [__fput+167/256] __fput+0xa7/0x100
May 14 13:14:17 laptop kernel: [sys_close+98/160] sys_close+0x62/0xa0
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: atd S CD6FBF20 4288410320 675 =
1 678 648 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [do_clock_nanosleep+441/784] do_clock_nanos=
leep+0x1b9/0x310
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [sys_rt_sigaction+227/272] sys_rt_sigaction=
+0xe3/0x110
May 14 13:14:17 laptop kernel: [nanosleep_wake_up+0/16] nanosleep_wake_up+=
0x0/0x10
May 14 13:14:17 laptop kernel: [sys_nanosleep+122/272] sys_nanosleep+0x7a/=
0x110
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: cron S CD6EBF20 4288341716 678 =
1 687 675 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [do_clock_nanosleep+441/784] do_clock_nanos=
leep+0x1b9/0x310
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop kernel: [sys_rt_sigaction+227/272] sys_rt_sigaction=
+0xe3/0x110
May 14 13:14:17 laptop kernel: [nanosleep_wake_up+0/16] nanosleep_wake_up+=
0x0/0x10
May 14 13:14:17 laptop kernel: [sys_nanosleep+122/272] sys_nanosleep+0x7a/=
0x110
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: bash S C033D160 4261225176 687 =
1 688 678 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [opost_block+240/448] opost_block+0xf0/0x1c0
May 14 13:14:17 laptop kernel: [schedule_timeout+181/192] schedule_timeout=
+0xb5/0xc0
May 14 13:14:17 laptop kernel: [read_chan+721/2320] read_chan+0x2d1/0x910
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop last message repeated 2 times
May 14 13:14:17 laptop kernel: [tty_write+455/752] tty_write+0x1c7/0x2f0
May 14 13:14:17 laptop kernel: [tty_read+304/352] tty_read+0x130/0x160
May 14 13:14:17 laptop kernel: [vfs_read+190/304] vfs_read+0xbe/0x130
May 14 13:14:17 laptop kernel: [sys_rt_sigprocmask+223/336] sys_rt_sigproc=
mask+0xdf/0x150
May 14 13:14:17 laptop kernel: [sys_read+62/96] sys_read+0x3e/0x60
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: getty S CD31F96C 4261663700 688 =
1 689 687 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [update_atime+146/240] update_atime+0x92/0x=
f0
May 14 13:14:17 laptop kernel: [schedule_timeout+181/192] schedule_timeout=
+0xb5/0xc0
May 14 13:14:17 laptop kernel: [read_chan+721/2320] read_chan+0x2d1/0x910
May 14 13:14:17 laptop kernel: [con_write+57/80] con_write+0x39/0x50
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop last message repeated 2 times
May 14 13:14:17 laptop kernel: [tty_write+455/752] tty_write+0x1c7/0x2f0
May 14 13:14:17 laptop kernel: [tty_read+304/352] tty_read+0x130/0x160
May 14 13:14:17 laptop kernel: [vfs_read+190/304] vfs_read+0xbe/0x130
May 14 13:14:17 laptop kernel: [sys_read+62/96] sys_read+0x3e/0x60
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: getty S CD31F96C 4289211568 689 =
1 690 688 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [update_atime+146/240] update_atime+0x92/0x=
f0
May 14 13:14:17 laptop kernel: [schedule_timeout+181/192] schedule_timeout=
+0xb5/0xc0
May 14 13:14:17 laptop kernel: [read_chan+721/2320] read_chan+0x2d1/0x910
May 14 13:14:17 laptop kernel: [con_write+57/80] con_write+0x39/0x50
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop last message repeated 2 times
May 14 13:14:17 laptop kernel: [tty_write+455/752] tty_write+0x1c7/0x2f0
May 14 13:14:17 laptop kernel: [tty_read+304/352] tty_read+0x130/0x160
May 14 13:14:17 laptop kernel: [vfs_read+190/304] vfs_read+0xbe/0x130
May 14 13:14:17 laptop kernel: [sys_read+62/96] sys_read+0x3e/0x60
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: getty S CD31F96C 4284493052 690 =
1 691 689 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [update_atime+146/240] update_atime+0x92/0x=
f0
May 14 13:14:17 laptop kernel: [schedule_timeout+181/192] schedule_timeout=
+0xb5/0xc0
May 14 13:14:17 laptop kernel: [read_chan+721/2320] read_chan+0x2d1/0x910
May 14 13:14:17 laptop kernel: [con_write+57/80] con_write+0x39/0x50
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop last message repeated 2 times
May 14 13:14:17 laptop kernel: [tty_write+455/752] tty_write+0x1c7/0x2f0
May 14 13:14:17 laptop kernel: [tty_read+304/352] tty_read+0x130/0x160
May 14 13:14:17 laptop kernel: [vfs_read+190/304] vfs_read+0xbe/0x130
May 14 13:14:17 laptop kernel: [sys_read+62/96] sys_read+0x3e/0x60
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: getty S CD31F96C 4285741264 691 =
1 692 690 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [update_atime+146/240] update_atime+0x92/0x=
f0
May 14 13:14:17 laptop kernel: [schedule_timeout+181/192] schedule_timeout=
+0xb5/0xc0
May 14 13:14:17 laptop kernel: [read_chan+721/2320] read_chan+0x2d1/0x910
May 14 13:14:17 laptop kernel: [con_write+57/80] con_write+0x39/0x50
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop last message repeated 2 times
May 14 13:14:17 laptop kernel: [tty_write+455/752] tty_write+0x1c7/0x2f0
May 14 13:14:17 laptop kernel: [tty_read+304/352] tty_read+0x130/0x160
May 14 13:14:17 laptop kernel: [vfs_read+190/304] vfs_read+0xbe/0x130
May 14 13:14:17 laptop kernel: [sys_read+62/96] sys_read+0x3e/0x60
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
May 14 13:14:17 laptop kernel: getty S CD31F96C 4289716368 692 =
1 691 (NOTLB)
May 14 13:14:17 laptop kernel: Call Trace:
May 14 13:14:17 laptop kernel: [update_atime+146/240] update_atime+0x92/0x=
f0
May 14 13:14:17 laptop kernel: [schedule_timeout+181/192] schedule_timeout=
+0xb5/0xc0
May 14 13:14:17 laptop kernel: [read_chan+721/2320] read_chan+0x2d1/0x910
May 14 13:14:17 laptop kernel: [con_write+57/80] con_write+0x39/0x50
May 14 13:14:17 laptop kernel: [default_wake_function+0/32] default_wake_f=
unction+0x0/0x20
May 14 13:14:17 laptop last message repeated 2 times
May 14 13:14:17 laptop kernel: [tty_write+455/752] tty_write+0x1c7/0x2f0
May 14 13:14:17 laptop kernel: [tty_read+304/352] tty_read+0x130/0x160
May 14 13:14:17 laptop kernel: [vfs_read+190/304] vfs_read+0xbe/0x130
May 14 13:14:17 laptop kernel: [sys_read+62/96] sys_read+0x3e/0x60
May 14 13:14:17 laptop kernel: [syscall_call+7/11] syscall_call+0x7/0xb
May 14 13:14:17 laptop kernel:=20
Jan
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