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Message-ID: <4CD56087.9000009@xs4all.nl> Date: Sat, 06 Nov 2010 15:04:55 +0100 From: Udo van den Heuvel <udovdh@...all.nl> To: Arnd Bergmann <arnd@...db.de> CC: Karsten Keil <isdn@...ux-pingi.de>, Greg KH <gregkh@...e.de>, linux-kernel@...r.kernel.org Subject: Re: known vboxgetty/isdn issue in 2.6.35.3? On 2010-09-07 21:45, Arnd Bergmann wrote: > Can you send the output of "head -n 20 /proc/*/stack"? If > CONFIG_LOCKDEP gives you more data, that would be even better. My most recent post about this issue, occurring on 2.6.35.7, had a kernel with this: # gzip -dc /proc/config.gz |grep LOCKDEP CONFIG_LOCKDEP_SUPPORT=y CONFIG_LOCKDEP=y # CONFIG_DEBUG_LOCKDEP is not set Stacks below, after occurring on 2.6.35.7: # head -n 20 /proc/*/stack ==> /proc/1077/stack <== [<c10fe6a5>] kjournald+0x171/0x1e2 [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/113/stack <== [<c1066639>] bdi_sync_supers+0x20/0x33 [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/11418/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/115/stack <== [<c1066ed6>] bdi_forker_task+0x155/0x25f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1179/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1086a4f>] do_sys_poll+0x350/0x3cf [<c1086c03>] sys_poll+0x3f/0x88 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/117/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/118/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/119/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/11/stack <== [<c1034242>] async_manager_thread+0x92/0xb2 [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/120/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1386/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1451/stack <== [<c109269a>] bdi_writeback_task+0x77/0xd9 [<c1067037>] bdi_start_fn+0x57/0xad [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1485/stack <== [<c10fe6a5>] kjournald+0x171/0x1e2 [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1486/stack <== [<c10fe6a5>] kjournald+0x171/0x1e2 [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1487/stack <== [<c10fe6a5>] kjournald+0x171/0x1e2 [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1488/stack <== [<c10fe6a5>] kjournald+0x171/0x1e2 [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1489/stack <== [<c1104e1d>] kjournald2+0x15b/0x1cf [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1490/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1491/stack <== [<c1104e1d>] kjournald2+0x15b/0x1cf [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1492/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1493/stack <== [<c1104e1d>] kjournald2+0x15b/0x1cf [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1494/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1495/stack <== [<c1104e1d>] kjournald2+0x15b/0x1cf [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1496/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1497/stack <== [<c1104e1d>] kjournald2+0x15b/0x1cf [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1498/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1508/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1086a4f>] do_sys_poll+0x350/0x3cf [<c1086b55>] sys_ppoll+0x87/0xf6 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/1509/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1086a4f>] do_sys_poll+0x350/0x3cf [<c1086b55>] sys_ppoll+0x87/0xf6 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/1510/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1516/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/1517/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/16758/stack <== [<c118731a>] tty_unthrottle+0x13/0x3a [<c1185f4e>] reset_buffer_flags+0xd4/0xd9 [<c1185f60>] n_tty_flush_buffer+0xd/0x63 [<c11888a7>] tty_ldisc_flush+0x1f/0x34 [<c120797c>] isdn_tty_modem_result+0x342/0x37c [<c1209c5e>] isdn_tty_modem_hup+0x76/0x176 [<c120a66b>] isdn_tty_change_speed+0xa2/0xd4 [<c120a6da>] isdn_tty_set_termios+0x3d/0x5a [<c118789b>] set_termios+0x318/0x397 [<c1187b41>] tty_mode_ioctl+0x178/0x2db [<c1187de8>] n_tty_ioctl_helper+0x144/0x154 [<c11854d9>] n_tty_ioctl+0x97/0xa0 [<c1183ccd>] tty_ioctl+0x699/0x6d3 [<c108557c>] vfs_ioctl+0x27/0x91 [<c1085ade>] do_vfs_ioctl+0x44b/0x47f [<c1085b53>] sys_ioctl+0x41/0x61 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/1692/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/19110/stack <== [<c11096d0>] sys_semtimedop+0x6ee/0x828 [<c110b6b9>] sys_ipc+0x49/0x130 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/19748/stack <== [<c10a1516>] sys_epoll_wait+0x145/0x1e3 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/19773/stack <== [<c1032a38>] hrtimer_nanosleep+0x82/0xda [<c1032ad4>] sys_nanosleep+0x44/0x51 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/1/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2002/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2005/stack <== [<c101feb5>] do_syslog+0xd3/0x340 [<c10b7ed3>] kmsg_read+0x3b/0x44 [<c10b0ea1>] proc_reg_read+0x6a/0x84 [<c107ada8>] vfs_read+0x88/0x110 [<c107aec7>] sys_read+0x3b/0x60 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2047/stack <== [<c1027e71>] sys_rt_sigsuspend+0x98/0xb1 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/20615/stack <== [<c1021703>] do_wait+0x14d/0x1aa [<c10217e7>] sys_wait4+0x87/0xa0 [<c1021813>] sys_waitpid+0x13/0x15 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/20617/stack <== [<c10a1516>] sys_epoll_wait+0x145/0x1e3 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/20619/stack <== [<c1080856>] pipe_wait+0x4a/0x62 [<c1080f09>] pipe_read+0x279/0x2dc [<c107a465>] do_sync_read+0x89/0xc4 [<c107ada8>] vfs_read+0x88/0x110 [<c107aec7>] sys_read+0x3b/0x60 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2061/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1086a4f>] do_sys_poll+0x350/0x3cf [<c1086c03>] sys_poll+0x3f/0x88 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/20792/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/20794/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/20802/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2082/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/20902/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2090/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1086a4f>] do_sys_poll+0x350/0x3cf [<c1086c03>] sys_poll+0x3f/0x88 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/20947/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/209/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/2103/stack <== [<c10a1516>] sys_epoll_wait+0x145/0x1e3 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2106/stack <== [<c1032a38>] hrtimer_nanosleep+0x82/0xda [<c1032ad4>] sys_nanosleep+0x44/0x51 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/210/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/2131/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1086a4f>] do_sys_poll+0x350/0x3cf [<c1086c03>] sys_poll+0x3f/0x88 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/214/stack <== [<c11df5b1>] hub_thread+0xb32/0xbb9 [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/2161/stack <== [<c1032a38>] hrtimer_nanosleep+0x82/0xda [<c1032ad4>] sys_nanosleep+0x44/0x51 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2164/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1086a4f>] do_sys_poll+0x350/0x3cf [<c1086c03>] sys_poll+0x3f/0x88 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2167/stack <== [<c1080856>] pipe_wait+0x4a/0x62 [<c1080f09>] pipe_read+0x279/0x2dc [<c107a465>] do_sync_read+0x89/0xc4 [<c107ada8>] vfs_read+0x88/0x110 [<c107aec7>] sys_read+0x3b/0x60 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2170/stack <== [<c1032a38>] hrtimer_nanosleep+0x82/0xda [<c1032ad4>] sys_nanosleep+0x44/0x51 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/217/stack <== [<c11eb28a>] serio_thread+0x259/0x27f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/2198/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1086a4f>] do_sys_poll+0x350/0x3cf [<c1086c03>] sys_poll+0x3f/0x88 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/219/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/2220/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2250/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2258/stack <== [<c1027c85>] sys_pause+0x13/0x1a [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2270/stack <== [<c1268454>] inet_csk_accept+0x9d/0x197 [<c1283bc9>] inet_accept+0x20/0x9b [<c1231721>] sys_accept4+0xfb/0x1d2 [<c1231c83>] sys_socketcall+0x194/0x1a5 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2295/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2317/stack <== [<c1032a38>] hrtimer_nanosleep+0x82/0xda [<c1032ad4>] sys_nanosleep+0x44/0x51 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2398/stack <== [<c1032a38>] hrtimer_nanosleep+0x82/0xda [<c1032ad4>] sys_nanosleep+0x44/0x51 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2406/stack <== [<c1032a38>] hrtimer_nanosleep+0x82/0xda [<c1032ad4>] sys_nanosleep+0x44/0x51 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2414/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1086a4f>] do_sys_poll+0x350/0x3cf [<c1086c03>] sys_poll+0x3f/0x88 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2415/stack <== [<c1298bab>] unix_stream_recvmsg+0x1f8/0x4bd [<c122fe06>] sock_aio_read+0x10b/0x115 [<c107a465>] do_sync_read+0x89/0xc4 [<c107adb8>] vfs_read+0x98/0x110 [<c107aec7>] sys_read+0x3b/0x60 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2423/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2431/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1086a4f>] do_sys_poll+0x350/0x3cf [<c1086c03>] sys_poll+0x3f/0x88 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2432/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1086a4f>] do_sys_poll+0x350/0x3cf [<c1086c03>] sys_poll+0x3f/0x88 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2477/stack <== [<c1032a38>] hrtimer_nanosleep+0x82/0xda [<c1032ad4>] sys_nanosleep+0x44/0x51 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2497/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1086a4f>] do_sys_poll+0x350/0x3cf [<c1086c03>] sys_poll+0x3f/0x88 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2510/stack <== [<c1032a38>] hrtimer_nanosleep+0x82/0xda [<c1032ad4>] sys_nanosleep+0x44/0x51 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2517/stack <== [<c1185c1c>] n_tty_read+0x395/0x5f3 [<c118203f>] tty_read+0x67/0x9e [<c107ada8>] vfs_read+0x88/0x110 [<c107aec7>] sys_read+0x3b/0x60 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2519/stack <== [<c1185c1c>] n_tty_read+0x395/0x5f3 [<c118203f>] tty_read+0x67/0x9e [<c107ada8>] vfs_read+0x88/0x110 [<c107aec7>] sys_read+0x3b/0x60 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2521/stack <== [<c1185c1c>] n_tty_read+0x395/0x5f3 [<c118203f>] tty_read+0x67/0x9e [<c107ada8>] vfs_read+0x88/0x110 [<c107aec7>] sys_read+0x3b/0x60 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2523/stack <== [<c1185c1c>] n_tty_read+0x395/0x5f3 [<c118203f>] tty_read+0x67/0x9e [<c107ada8>] vfs_read+0x88/0x110 [<c107aec7>] sys_read+0x3b/0x60 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2525/stack <== [<c1185c1c>] n_tty_read+0x395/0x5f3 [<c118203f>] tty_read+0x67/0x9e [<c107ada8>] vfs_read+0x88/0x110 [<c107aec7>] sys_read+0x3b/0x60 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2527/stack <== [<c1185c1c>] n_tty_read+0x395/0x5f3 [<c118203f>] tty_read+0x67/0x9e [<c107ada8>] vfs_read+0x88/0x110 [<c107aec7>] sys_read+0x3b/0x60 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2545/stack <== [<c1027c85>] sys_pause+0x13/0x1a [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/26042/stack <== [<c1298bab>] unix_stream_recvmsg+0x1f8/0x4bd [<c122fe06>] sock_aio_read+0x10b/0x115 [<c107a465>] do_sync_read+0x89/0xc4 [<c107adb8>] vfs_read+0x98/0x110 [<c107aec7>] sys_read+0x3b/0x60 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/26050/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/26055/stack <== [<c1021703>] do_wait+0x14d/0x1aa [<c10217e7>] sys_wait4+0x87/0xa0 [<c1021813>] sys_waitpid+0x13/0x15 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/29184/stack <== [<c10a1516>] sys_epoll_wait+0x145/0x1e3 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/29193/stack <== [<c11096d0>] sys_semtimedop+0x6ee/0x828 [<c110b6b9>] sys_ipc+0x49/0x130 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/29376/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1086a4f>] do_sys_poll+0x350/0x3cf [<c1086c03>] sys_poll+0x3f/0x88 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/29574/stack <== [<c11096d0>] sys_semtimedop+0x6ee/0x828 [<c110b6b9>] sys_ipc+0x49/0x130 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/29615/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/2/stack <== [<c102f6f6>] kthreadd+0x4d/0xbd [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/30863/stack <== [<c1021703>] do_wait+0x14d/0x1aa [<c10217e7>] sys_wait4+0x87/0xa0 [<c1021813>] sys_waitpid+0x13/0x15 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/30872/stack <== [<c1021703>] do_wait+0x14d/0x1aa [<c10217e7>] sys_wait4+0x87/0xa0 [<c1021813>] sys_waitpid+0x13/0x15 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/336/stack <== [<c104daf1>] watchdog+0x30/0x1fe [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/337/stack <== [<c1062c25>] kswapd+0x604/0x614 [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/3580/stack <== [<c1080856>] pipe_wait+0x4a/0x62 [<c1080f09>] pipe_read+0x279/0x2dc [<c107a465>] do_sync_read+0x89/0xc4 [<c107ada8>] vfs_read+0x88/0x110 [<c107aec7>] sys_read+0x3b/0x60 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/3581/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/388/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/3/stack <== [<c10230ec>] run_ksoftirqd+0x3d/0xf4 [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/402/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/4454/stack <== [<c108667e>] poll_schedule_timeout+0x27/0x3e [<c1087183>] do_select+0x4f8/0x533 [<c1087375>] core_sys_select+0x1b7/0x252 [<c10875b8>] sys_select+0x68/0x84 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff ==> /proc/4/stack <== [<c104d939>] watchdog+0x50/0x79 [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/516/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/524/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/5/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/6/stack <== [<c102cd03>] worker_thread+0x97/0x22f [<c102f6a4>] kthread+0x69/0x6e [<c1002d7e>] kernel_thread_helper+0x6/0x10 [<ffffffff>] 0xffffffff ==> /proc/self/stack <== [<c1009ae6>] save_stack_trace_tsk+0x17/0x33 [<c10b1af4>] proc_pid_stack+0x4a/0x76 [<c10b2cc8>] proc_single_show+0x48/0x6c [<c108f539>] seq_read+0x160/0x315 [<c107ada8>] vfs_read+0x88/0x110 [<c107aec7>] sys_read+0x3b/0x60 [<c10027d3>] sysenter_do_call+0x12/0x2d [<ffffffff>] 0xffffffff Udo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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