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Message-ID: <46F2C7F8.3040409@imap.cc>
Date: Thu, 20 Sep 2007 21:20:24 +0200
From: Tilman Schmidt <tilman@...p.cc>
To: Andrew Morton <akpm@...ux-foundation.org>
CC: linux-kernel@...r.kernel.org, Greg Kroah-Hartman <gregkh@...e.de>
Subject: Re: 2.6.23-rc6-mm1
Another data point. When booting into runlevel 3, the system is usable,
although these messages still appear after boot:
<4>[ 22.731025] sysfs: duplicate filename 'bInterfaceNumber' can not be created
<4>[ 22.735872] WARNING: at fs/sysfs/dir.c:433 sysfs_add_one()
<7>[ 22.740737] bas_gigaset: <-------3: 0x11 (0 [0x00 0x00])
<4>[ 22.740881] [dump_trace+100/498] dump_trace+0x64/0x1f2
<7>[ 22.745708] bas_gigaset: <-------3: 0x11 (0 [0x00 0x00])
<4>[ 22.745721] [show_trace_log_lvl+26/47] show_trace_log_lvl+0x1a/0x2f
<4>[ 22.750533] [show_trace+18/20] show_trace+0x12/0x14
<4>[ 22.755285] [dump_stack+22/24] dump_stack+0x16/0x18
<4>[ 22.759997] [sysfs_add_one+87/188] sysfs_add_one+0x57/0xbc
<4>[ 22.764633] [sysfs_add_file+73/135] sysfs_add_file+0x49/0x87
<4>[ 22.769418] [sysfs_create_group+138/240] sysfs_create_group+0x8a/0xf0
<4>[ 22.774014] [<fa99c20a>] usb_create_sysfs_intf_files+0x2d/0xa2 [usbcore]
<4>[ 22.778659] [<fa9989ed>] usb_set_configuration+0x450/0x48d [usbcore]
<4>[ 22.783246] [<fa99fa9b>] generic_probe+0x53/0x94 [usbcore]
<4>[ 22.787895] [<fa99a00b>] usb_probe_device+0x35/0x3b [usbcore]
<4>[ 22.792471] [driver_probe_device+233/362] driver_probe_device+0xe9/0x16a
<4>[ 22.797214] [__device_attach+8/10] __device_attach+0x8/0xa
<4>[ 22.801779] [bus_for_each_drv+56/97] bus_for_each_drv+0x38/0x61
<4>[ 22.806344] [device_attach+112/133] device_attach+0x70/0x85
<4>[ 22.810905] [bus_attach_device+41/119] bus_attach_device+0x29/0x77
<4>[ 22.815468] [device_add+795/1342] device_add+0x31b/0x53e
<4>[ 22.820052] [<fa993de7>] usb_new_device+0x5c/0x168 [usbcore]
<4>[ 22.824653] [<fa9954f9>] hub_thread+0x6b9/0xaa5 [usbcore]
<4>[ 22.829276] [kthread+59/100] kthread+0x3b/0x64
<4>[ 22.833823] [kernel_thread_helper+7/16] kernel_thread_helper+0x7/0x10
<4>[ 22.838409] =======================
and a bit later:
Sep 20 20:54:36 xenon kernel: [ 39.581898] hwinfo[5185]: segfault at b7cf9f10 eip b7cf9f10 esp bfefe20c error 4
Sep 20 20:54:36 xenon kernel: [ 39.586320] BUG: sleeping function called from invalid context at kernel/rwsem.c:47
Sep 20 20:54:36 xenon kernel: [ 39.590697] in_atomic():1, irqs_disabled():0
Sep 20 20:54:36 xenon kernel: [ 39.594987] no locks held by hwinfo/5185.
Sep 20 20:54:36 xenon kernel: [ 39.599281] [<c0108441>] dump_trace+0x64/0x1f2
Sep 20 20:54:36 xenon kernel: [ 39.603577] [<c01085e9>] show_trace_log_lvl+0x1a/0x2f
Sep 20 20:54:36 xenon kernel: [ 39.607851] [<c010902b>] show_trace+0x12/0x14
Sep 20 20:54:36 xenon kernel: [ 39.612060] [<c0109154>] dump_stack+0x16/0x18
Sep 20 20:54:36 xenon kernel: [ 39.616305] [<c0123ecd>] __might_sleep+0xe5/0xeb
Sep 20 20:54:36 xenon kernel: [ 39.620545] [<c013f72d>] down_write+0x18/0x54
Sep 20 20:54:36 xenon kernel: [ 39.624777] [<c01890d7>] do_coredump+0x94/0x77d
Sep 20 20:54:36 xenon kernel: [ 39.629004] [<c0135295>] get_signal_to_deliver+0x408/0x434
Sep 20 20:54:36 xenon kernel: [ 39.633252] [<c010673a>] do_notify_resume+0x94/0x6a6
Sep 20 20:54:36 xenon kernel: [ 39.637554] [<c01072e5>] work_notifysig+0x13/0x1a
Sep 20 20:54:36 xenon kernel: [ 39.641854] [<b7cf9f10>] 0xb7cf9f10
Sep 20 20:54:36 xenon kernel: [ 39.646180] =======================
Sep 20 20:54:36 xenon kernel: [ 39.650407] note: hwinfo[5185] exited with preempt_count 1
Sep 20 20:54:36 xenon kernel: [ 39.654553] BUG: scheduling while atomic: hwinfo/5185/0x10000002
Sep 20 20:54:36 xenon kernel: [ 39.658714] no locks held by hwinfo/5185.
Sep 20 20:54:36 xenon kernel: [ 39.662847] [<c0108441>] dump_trace+0x64/0x1f2
Sep 20 20:54:36 xenon kernel: [ 39.666980] [<c01085e9>] show_trace_log_lvl+0x1a/0x2f
Sep 20 20:54:36 xenon kernel: [ 39.671118] [<c010902b>] show_trace+0x12/0x14
Sep 20 20:54:36 xenon kernel: [ 39.675397] [<c0109154>] dump_stack+0x16/0x18
Sep 20 20:54:36 xenon kernel: [ 39.679509] [<c012605c>] __schedule_bug+0x6e/0x75
Sep 20 20:54:36 xenon kernel: [ 39.683659] [<c030fd4b>] __sched_text_start+0x83/0x59e
Sep 20 20:54:36 xenon kernel: [ 39.687720] [<c0126084>] __cond_resched+0x21/0x3b
Sep 20 20:54:36 xenon kernel: [ 39.691751] [<c031072b>] cond_resched+0x26/0x31
Sep 20 20:54:36 xenon kernel: [ 39.695678] [<c017059a>] unmap_vmas+0x461/0x580
Sep 20 20:54:36 xenon kernel: [ 39.699572] [<c017351b>] exit_mmap+0x7f/0x10f
Sep 20 20:54:36 xenon kernel: [ 39.703471] [<c012807b>] mmput+0x4d/0xcb
Sep 20 20:54:36 xenon kernel: [ 39.707318] [<c012bea5>] exit_mm+0xd7/0xdc
Sep 20 20:54:36 xenon kernel: [ 39.711140] [<c012d3bb>] do_exit+0x224/0x76b
Sep 20 20:54:36 xenon kernel: [ 39.711147] [<c012d972>] sys_exit_group+0x0/0x11
Sep 20 20:54:36 xenon kernel: [ 39.711153] [<c013529c>] get_signal_to_deliver+0x40f/0x434
Sep 20 20:54:36 xenon kernel: [ 39.711158] [<c010673a>] do_notify_resume+0x94/0x6a6
Sep 20 20:54:36 xenon kernel: [ 39.711163] [<c01072e5>] work_notifysig+0x13/0x1a
Sep 20 20:54:36 xenon kernel: [ 39.711169] [<b7cf9f10>] 0xb7cf9f10
Sep 20 20:54:36 xenon kernel: [ 39.711175] =======================
As this seems to concern USB and sysfs, I guess Greg's the man?
HTH
T.
--
Tilman Schmidt E-Mail: tilman@...p.cc
Bonn, Germany
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