Messages in this thread | | | Date | Wed, 17 Nov 2010 22:14:15 -0800 | From | Greg KH <> | Subject | Re: WARNING in tty_io.c |
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On Wed, Nov 10, 2010 at 04:06:41PM +0800, Shan Wei wrote: > > Modify start-ttys.conf to add ttyS0 device on my Fedora13 with 2.6.37-rc1+ kernel. > After rebooting system, got the following WARNING. > > > ------------[ cut here ]------------ > WARNING: at drivers/char/tty_io.c:1331 tty_open+0x20e/0x3b2() > Hardware name: Aspire SA80 > Modules linked in: ipv6 uinput snd_intel8x0 snd_ac97_codec ac97_bus r8169 ppdev parport_pc snd_seq snd_seq_device snd_pcm sis900 mii snd_timer snd soundcore parport snd_page_alloc pcspkr ata_generic pata_acpi sata_sis pata_sis [last unloaded: scsi_wait_scan] > Pid: 117, comm: plymouthd Not tainted 2.6.37-rc1+ #4
Does this still happen in .37-rc2?
Alan, any ideas?
> Call Trace: > [<c044045c>] warn_slowpath_common+0x6a/0x7f > [<c062aff0>] ? tty_open+0x20e/0x3b2 > [<c0440485>] warn_slowpath_null+0x14/0x18 > [<c062aff0>] tty_open+0x20e/0x3b2 > [<c04dc6c7>] chrdev_open+0xf3/0x110 > [<c04d8688>] __dentry_open+0x141/0x237 > [<c04d8833>] nameidata_to_filp+0x43/0x51 > [<c04dc5d4>] ? chrdev_open+0x0/0x110 > [<c04e25b8>] do_last+0x372/0x47f > [<c04e3b8d>] do_filp_open+0x19c/0x406 > [<c04e5085>] ? do_vfs_ioctl+0x55e/0x5b4 > [<c05b6232>] ? might_fault+0x1e/0x20 > [<c04d8457>] do_sys_open+0x4d/0xcf > [<c0581f47>] ? selinux_file_ioctl+0x43/0x46 > [<c04d8525>] sys_open+0x23/0x2b > [<c04097df>] sysenter_do_call+0x12/0x28 > [<c07a0000>] ? init_intel_cacheinfo+0x6d/0x39e > ---[ end trace eeb22dd7bedfb0b1 ]--- >
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