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Date: Sun, 6 Jan 2008 21:59:18 +0100 From: Frans Pop <elendil@...net.nl> To: linux-kernel@...r.kernel.org Cc: "Eric W. Biederman" <ebiederm@...ssion.com>, Ingo Molnar <mingo@...e.hu> Subject: Re: [BUG] 2.6.24-rc5: 'sysctl table check failed' when turning on printer On Sunday 06 January 2008, Eric W. Biederman wrote: > Short of two programs coming in and simultaneously trying to claim > the parallel port and there being not exclusion in ppdev.c I don't > have a clue what could cause the reported error. That could well be the root cause as the full log shows: Jan 6 01:21:02 faramir kernel: ppdev0: registered pardevice Jan 6 01:21:03 faramir kernel: sysctl table check failed: /dev/parport/parport0/devices/ppdev0/timeslice Sysctl already exists Jan 6 01:21:03 faramir kernel: Pid: 11078, comm: hpijs Not tainted 2.6.24-rc6 #1 Jan 6 01:21:03 faramir kernel: Jan 6 01:21:03 faramir kernel: Call Trace: Jan 6 01:21:03 faramir kernel: [<ffffffff8024c104>] set_fail+0x3f/0x47 Jan 6 01:21:03 faramir kernel: [<ffffffff8024c5ba>] sysctl_check_table+0x4ae/0x4fb Jan 6 01:21:03 faramir kernel: [<ffffffff8024c0b6>] sysctl_check_lookup+0xc1/0xd0 Jan 6 01:21:03 faramir kernel: [<ffffffff8024c5d0>] sysctl_check_table+0x4c4/0x4fb Jan 6 01:21:03 faramir kernel: [<ffffffff8024c0b6>] sysctl_check_lookup+0xc1/0xd0 Jan 6 01:21:03 faramir kernel: [<ffffffff8024c5d0>] sysctl_check_table+0x4c4/0x4fb Jan 6 01:21:03 faramir kernel: [<ffffffff8024c0b6>] sysctl_check_lookup+0xc1/0xd0 Jan 6 01:21:03 faramir kernel: [<ffffffff8024c5d0>] sysctl_check_table+0x4c4/0x4fb Jan 6 01:21:03 faramir kernel: [<ffffffff8024c0b6>] sysctl_check_lookup+0xc1/0xd0 Jan 6 01:21:03 faramir kernel: [<ffffffff8024c5d0>] sysctl_check_table+0x4c4/0x4fb Jan 6 01:21:03 faramir kernel: [<ffffffff8024c0b6>] sysctl_check_lookup+0xc1/0xd0 Jan 6 01:21:03 faramir kernel: [<ffffffff8024c5d0>] sysctl_check_table+0x4c4/0x4fb Jan 6 01:21:03 faramir kernel: [<ffffffff8023ca8d>] register_sysctl_table+0x52/0x9d Jan 6 01:21:03 faramir kernel: [<ffffffff881ea7cb>] :parport:parport_device_proc_register+0xc3/0xe3 Jan 6 01:21:03 faramir kernel: [<ffffffff881e8da7>] :parport:parport_register_device+0x206/0x267 Jan 6 01:21:03 faramir kernel: [<ffffffff884151ae>] :ppdev:pp_irq+0x0/0x40 Jan 6 01:21:03 faramir kernel: [<ffffffff8841574f>] :ppdev:pp_ioctl+0x13f/0x77c Jan 6 01:21:03 faramir kernel: [<ffffffff80296a55>] do_ioctl+0x55/0x6b Jan 6 01:21:03 faramir kernel: [<ffffffff80296cae>] vfs_ioctl+0x243/0x25c Jan 6 01:21:03 faramir kernel: [<ffffffff80296d18>] sys_ioctl+0x51/0x71 Jan 6 01:21:03 faramir kernel: [<ffffffff8020beee>] system_call+0x7e/0x83 Jan 6 01:21:03 faramir kernel: Jan 6 01:21:03 faramir kernel: ppdev0: registered pardevice Jan 6 01:22:10 faramir kernel: ppdev0: released pardevice because user-space forgot Jan 6 01:22:10 faramir kernel: ppdev0: unregistered pardevice Jan 6 01:22:11 faramir kernel: ppdev0: unregistered pardevice Jan 6 03:24:57 faramir kernel: fuse exit Sorry for not providing that info earlier, but the first time I had this issue I had two print jobs after eachother and because of that I overlooked the double registering. I am printing through CUPS on a fairly standard Debian unstable system running the KDE desktop. -- 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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