2013-03-10 11:38:18

by Thomas Meyer

[permalink] [raw]
Subject: WARNING: at drivers/tty/tty_buffer.c:428 flush_to_ldisc

[25693.253108] ------------[ cut here ]------------
[25693.253117] WARNING: at drivers/tty/tty_buffer.c:428 flush_to_ldisc+0x162/0x170()
[25693.253118] Hardware name: Aspire 1810T
[25693.253119] tty is NULL
[25693.253148] Modules linked in: fuse ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables btusb bluetooth acer_wmi sparse_keymap snd_hda_codec_hdmi snd_hda_codec_realtek snd_usb_audio snd_usbmidi_lib acerhdf snd_hda_intel snd_hda_codec snd_hwdep snd_seq acpi_cpufreq mperf freq_table snd_pcm udlfb syscopyarea sysfillrect joydev sysimgblt snd_rawmidi fb_sys_fops snd_seq_device pcspkr asix usbnet arc4 iwldvm mac80211 ipv6 iwlwifi snd_page_alloc snd_timer cfg80211 rfkill atl1c snd soundcore wmi kvm_intel kvm
[25693.253151] Pid: 8266, comm: kworker/0:2 Not tainted 3.9.0-rc1+ #24
[25693.253152] Call Trace:
[25693.253157] [<ffffffff81032e4a>] warn_slowpath_common+0x7a/0xc0
[25693.253160] [<ffffffff81032f31>] warn_slowpath_fmt+0x41/0x50
[25693.253163] [<ffffffff810348e2>] ? console_unlock+0x252/0x380
[25693.253166] [<ffffffff812b2cf2>] flush_to_ldisc+0x162/0x170
[25693.253170] [<ffffffff810484b7>] process_one_work+0x147/0x3a0
[25693.253173] [<ffffffff81049fa0>] worker_thread+0x110/0x350
[25693.253175] [<ffffffff81049e90>] ? busy_worker_rebind_fn+0xa0/0xa0
[25693.253178] [<ffffffff8104e57a>] kthread+0xba/0xc0
[25693.253181] [<ffffffff8104e4c0>] ? kthread_create_on_node+0x110/0x110
[25693.253186] [<ffffffff81519d6a>] ret_from_fork+0x7a/0xb0
[25693.253188] [<ffffffff8104e4c0>] ? kthread_create_on_node+0x110/0x110
[25693.253190] ---[ end trace 2d19715e8b176a09 ]---


2013-03-10 12:11:15

by Jiri Slaby

[permalink] [raw]
Subject: Re: WARNING: at drivers/tty/tty_buffer.c:428 flush_to_ldisc

On 03/10/2013 12:38 PM, Thomas Meyer wrote:
> [25693.253108] ------------[ cut here ]------------
> [25693.253117] WARNING: at drivers/tty/tty_buffer.c:428 flush_to_ldisc+0x162/0x170()
> [25693.253118] Hardware name: Aspire 1810T
> [25693.253119] tty is NULL

Yeah, thanks. I sent a patch to disable that warning completely:
https://lkml.org/lkml/2013/2/27/244

--
js
suse labs