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Message-ID: <20080530150515.GA30397@redhat.com>
Date: Fri, 30 May 2008 11:05:15 -0400
From: Dave Jones <davej@...hat.com>
To: Linux Kernel <linux-kernel@...r.kernel.org>
Cc: "Eric W. Biederman" <ebiederm@...ssion.com>
Subject: kernel: sysctl table check failed:
/dev/parport/parport0/devices/ppdev0/timeslice Sysctl already exists
Well, that's umm, special.
I wonder if powering off the printer isn't causing the sysctl to be removed,
causing the next power-on to look like a new device ?
Eric, you poked around the sysctl paths in parport last year, any ideas?
Dave
--
http://www.codemonkey.org.uk
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Fri, 30 May 2008 10:15:51 -0400
Date: Fri, 30 May 2008 10:15:51 -0400
From: bugzilla@...hat.com
To: kernel-maint@...hat.com
Subject: [Bug 449112] New: kernel:<3>sysctl table check failed:
/dev/parport/parport0/devices/ppdev0/timeslice Sysctl already exists
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https://bugzilla.redhat.com/show_bug.cgi?id=449112
Summary: kernel:<3>sysctl table check failed:
/dev/parport/parport0/devices/ppdev0/timeslice Sysctl
already exists
Product: Fedora
Version: rawhide
Platform: All
OS/Version: Linux
Status: NEW
Severity: low
Priority: low
Component: kernel
AssignedTo: kernel-maint@...hat.com
ReportedBy: selinux@...il.com
QAContact: extras-qa@...oraproject.org
Description of problem:
Get the following in dmesg. I had "printed" to an HP5MP printer from firefox,
but the printer was powered off. I turned on the printer, and I believe got these.
ppdev0: registered pardevice
sysctl table check failed: /dev/parport/parport0/devices/ppdev0/timeslice
Sysctl already exists
Pid: 3921, comm: hp Not tainted 2.6.26-0.44.rc4.git2.fc10.i686 #1
[<c04407ae>] set_fail+0x33/0x40
[<c0440bc4>] sysctl_check_table+0x409/0x445
[<c0440bda>] sysctl_check_table+0x41f/0x445
[<c0440bda>] sysctl_check_table+0x41f/0x445
[<c0440bda>] sysctl_check_table+0x41f/0x445
[<c0440bda>] sysctl_check_table+0x41f/0x445
[<c0440bda>] sysctl_check_table+0x41f/0x445
[<c043148c>] __register_sysctl_paths+0xa7/0xf9
[<c04314fc>] register_sysctl_paths+0x1e/0x20
[<c043150d>] register_sysctl_table+0xf/0x11
[<f8db831f>] parport_device_proc_register+0xa9/0xc7 [parport]
[<f8db6b2c>] parport_register_device+0x1c1/0x1eb [parport]
[<f8dfe328>] pp_ioctl+0x12e/0x6b2 [ppdev]
[<f8dfe8ac>] ? pp_irq+0x0/0x43 [ppdev]
[<c04982ac>] vfs_ioctl+0x50/0x69
[<c04984fe>] do_vfs_ioctl+0x239/0x24c
[<c04df7dc>] ? selinux_file_ioctl+0x35/0x38
[<c0498551>] sys_ioctl+0x40/0x5b
[<c0404c3a>] syscall_call+0x7/0xb
=======================
ppdev0: registered pardevice
sysctl table check failed: /dev/parport/parport0/devices/ppdev0/timeslice
Sysctl already exists
Pid: 3921, comm: hp Not tainted 2.6.26-0.44.rc4.git2.fc10.i686 #1
[<c04407ae>] set_fail+0x33/0x40
[<c0440bc4>] sysctl_check_table+0x409/0x445
[<c0440bda>] sysctl_check_table+0x41f/0x445
[<c0440bda>] sysctl_check_table+0x41f/0x445
[<c0440bda>] sysctl_check_table+0x41f/0x445
[<c0440bda>] sysctl_check_table+0x41f/0x445
[<c0440bda>] sysctl_check_table+0x41f/0x445
[<c043148c>] __register_sysctl_paths+0xa7/0xf9
[<c04314fc>] register_sysctl_paths+0x1e/0x20
[<c043150d>] register_sysctl_table+0xf/0x11
[<f8db831f>] parport_device_proc_register+0xa9/0xc7 [parport]
[<f8db6b2c>] parport_register_device+0x1c1/0x1eb [parport]
[<f8dfe328>] pp_ioctl+0x12e/0x6b2 [ppdev]
[<f8dfe8ac>] ? pp_irq+0x0/0x43 [ppdev]
[<c04982ac>] vfs_ioctl+0x50/0x69
[<c04984fe>] do_vfs_ioctl+0x239/0x24c
[<c04df7dc>] ? selinux_file_ioctl+0x35/0x38
[<c0498551>] sys_ioctl+0x40/0x5b
[<c0404c3a>] syscall_call+0x7/0xb
=======================
ppdev0: registered pardevice
ppdev0: unregistered pardevice
ppdev0: unregistered pardevice
ppdev0: unregistered pardevice
Version-Release number of selected component (if applicable):
kernel-2.6.26-0.44.rc4.git2.fc10.i686
How reproducible:
Don't know....
Steps to Reproduce:
1.
2.
3.
Actual results:
Expected results:
Additional info:
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