WARNING: at drivers/char/tty_io.c:1325 tty_open+0x29c/0x49b()

Michał Piotrowski mkkp4x4 at gmail.com
Thu Oct 21 18:38:10 UTC 2010


I hit this bug after upgrade from testing systemd repo

[   15.630389] WARNING: at drivers/char/tty_io.c:1325 tty_open+0x29c/0x49b()
[   15.630393] Hardware name: HP 550
[   15.630396] Modules linked in: snd_hda_codec_analog iwlagn
snd_hda_intel iwlcore snd_hda_codec snd_hwdep snd_seq uinput
snd_seq_device hp_wmi btusb mac80211 snd_pcm cfg80211 bluetooth rfkill
snd_timer joydev serio_raw wmi shpchp snd soundcore e1000e iTCO_wdt
snd_page_alloc iTCO_vendor_support ipv6 i915 drm_kms_helper drm
i2c_algo_bit i2c_core video output [last unloaded: scsi_wait_scan]
[   15.630460] Pid: 123, comm: plymouthd Not tainted 2.6.36-1.fc15.x86_64 #1
[   15.630464] Call Trace:
[   15.630472]  [<ffffffff810511bc>] warn_slowpath_common+0x85/0x9d
[   15.630479]  [<ffffffff810511ee>] warn_slowpath_null+0x1a/0x1c
[   15.630485]  [<ffffffff812d3c3a>] tty_open+0x29c/0x49b
[   15.630493]  [<ffffffff8112eb90>] chrdev_open+0x122/0x14b
[   15.630499]  [<ffffffff8112ea6e>] ? chrdev_open+0x0/0x14b
[   15.630506]  [<ffffffff8112963f>] __dentry_open+0x1c2/0x338
[   15.630514]  [<ffffffff8121316e>] ? devcgroup_inode_permission+0xea/0x117
[   15.630521]  [<ffffffff8112a4c0>] nameidata_to_filp+0x3f/0x50
[   15.630527]  [<ffffffff81136adc>] do_last+0x432/0x5af
[   15.630533]  [<ffffffff81246491>] ? __raw_spin_lock_init+0x31/0x50
[   15.630539]  [<ffffffff81136e89>] do_filp_open+0x230/0x5e1
[   15.630546]  [<ffffffff81010588>] ? native_sched_clock+0x35/0x37
[   15.630553]  [<ffffffff8107275e>] ? local_clock+0x36/0x4d
[   15.630561]  [<ffffffff8107ff01>] ? lock_release+0x19a/0x1a6
[   15.630568]  [<ffffffff81140e16>] ? alloc_fd+0x16a/0x17c
[   15.630574]  [<ffffffff8112a531>] do_sys_open+0x60/0xfc
[   15.630582]  [<ffffffff8149cb0d>] ? trace_hardirqs_on_thunk+0x3a/0x3f
[   15.630588]  [<ffffffff8112a5ed>] sys_open+0x20/0x22
[   15.630594]  [<ffffffff81009cf2>] system_call_fastpath+0x16/0x1b
[   15.630599] ---[ end trace 740a8a695fc86592 ]---
[   16.275231] init[1]: tmpwatch.service: main process exited,
code=exited, status=203
[   16.279501] init[1]: Unit tmpwatch.service entered failed state.
[   16.410415] ------------[ cut here ]------------
[   16.410427] WARNING: at drivers/char/tty_io.c:1325 tty_open+0x29c/0x49b()
[   16.410431] Hardware name: HP 550
[   16.410434] Modules linked in: snd_hda_codec_analog iwlagn
snd_hda_intel iwlcore snd_hda_codec snd_hwdep snd_seq uinput
snd_seq_device hp_wmi btusb mac80211 snd_pcm cfg80211 bluetooth rfkill
snd_timer joydev serio_raw wmi shpchp snd soundcore e1000e iTCO_wdt
snd_page_alloc iTCO_vendor_support ipv6 i915 drm_kms_helper drm
i2c_algo_bit i2c_core video output [last unloaded: scsi_wait_scan]
[   16.410499] Pid: 123, comm: plymouthd Tainted: G        W
2.6.36-1.fc15.x86_64 #1
[   16.410504] Call Trace:
[   16.410515]  [<ffffffff810511bc>] warn_slowpath_common+0x85/0x9d
[   16.410522]  [<ffffffff810511ee>] warn_slowpath_null+0x1a/0x1c
[   16.410528]  [<ffffffff812d3c3a>] tty_open+0x29c/0x49b
[   16.410535]  [<ffffffff8112eb90>] chrdev_open+0x122/0x14b
[   16.410542]  [<ffffffff8112ea6e>] ? chrdev_open+0x0/0x14b
[   16.410549]  [<ffffffff8112963f>] __dentry_open+0x1c2/0x338
[   16.410557]  [<ffffffff8121316e>] ? devcgroup_inode_permission+0xea/0x117
[   16.410564]  [<ffffffff8112a4c0>] nameidata_to_filp+0x3f/0x50
[   16.410571]  [<ffffffff81136adc>] do_last+0x432/0x5af
[   16.410577]  [<ffffffff81246491>] ? __raw_spin_lock_init+0x31/0x50
[   16.410583]  [<ffffffff81136e89>] do_filp_open+0x230/0x5e1
[   16.410590]  [<ffffffff81010588>] ? native_sched_clock+0x35/0x37
[   16.410598]  [<ffffffff8107275e>] ? local_clock+0x36/0x4d
[   16.410605]  [<ffffffff8107ff01>] ? lock_release+0x19a/0x1a6
[   16.410612]  [<ffffffff81140e16>] ? alloc_fd+0x16a/0x17c
[   16.410619]  [<ffffffff8112a531>] do_sys_open+0x60/0xfc
[   16.410627]  [<ffffffff8149cb0d>] ? trace_hardirqs_on_thunk+0x3a/0x3f
[   16.410633]  [<ffffffff8112a5ed>] sys_open+0x20/0x22
[   16.410639]  [<ffffffff81009cf2>] system_call_fastpath+0x16/0x1b
[   16.410644] ---[ end trace 740a8a695fc86593 ]---

https://bugzilla.redhat.com/show_bug.cgi?id=630464

Regards,
Michal


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