Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757668AbZGGQ0Q (ORCPT ); Tue, 7 Jul 2009 12:26:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754087AbZGGQ0C (ORCPT ); Tue, 7 Jul 2009 12:26:02 -0400 Received: from mail.open.by ([193.232.92.17]:49433 "EHLO post.open.by" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753723AbZGGQ0A (ORCPT ); Tue, 7 Jul 2009 12:26:00 -0400 X-SpamTest-Envelope-From: sergey.senozhatsky@mail.by X-SpamTest-Group-ID: 00000000 X-SpamTest-Info: Profiles 8963 [Jul 06 2009] X-SpamTest-Info: {relay has no DNS name} X-SpamTest-Method: none X-SpamTest-Rate: 55 X-SpamTest-SPF: softfail X-SpamTest-Status: Not detected X-SpamTest-Status-Extended: not_detected X-SpamTest-Version: SMTP-Filter Version 3.0.0 [0284], KAS30/Release Date: Tue, 7 Jul 2009 19:27:54 +0300 From: Sergey Senozhatsky To: "Rafael J. Wysocki" Cc: Linux Kernel Mailing List , Kernel Testers List , Alan Cox Subject: Re: [Bug #13522] BUG: scheduling while atomic Message-ID: <20090707162754.GA3304@localdomain.by> References: <35kKlbXMqWN.A.RXD.D0oUKB@chimera> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="fdj2RfSjLxBAspz7" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 31396 Lines: 548 --fdj2RfSjLxBAspz7 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On (07/07/09 02:00), Rafael J. Wysocki wrote: >=20 > This message has been generated automatically as a part of a report > of recent regressions. >=20 > The following bug entry is on the current list of known regressions > from 2.6.30. Please verify if it still should be listed and let me know > (either way). >=20 >=20 > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=3D13522 > Subject : BUG: scheduling while atomic > Submitter : Sergey Senozhatsky > Date : 2009-06-12 19:29 (25 days old) > References : http://lkml.org/lkml/2009/6/29/237 >=20 Hello Rafael, it should be listed. kernel: [ 1048.295158] BUG: scheduling while atomic: ksoftirqd/0/4/0x000005= 06 kernel: [ 1048.295169] INFO: lockdep is turned off. kernel: [ 1048.295176] Modules linked in: ppp_deflate zlib_deflate ppp_asyn= c crc_ccitt ppp_generic slhc ipv6 fuse loop snd_hda_codec_si3054 snd_hda_co= dec_realtek snd_hda_intel snd_hda_codec snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq s= nd_timer snd_seq_device snd psmouse i2c_i801 pcspkr serio_raw rng_core soun= dcore snd_page_alloc asus_laptop evdev usbhid hid sg sr_mod cdrom sd_mod ata_generic pata_acpi u= hci_hcd ricoh_mmc sdhci_pci sdhci ata_piix ide_pci_generic mmc_core led_cla= ss ehci_hcd usbcore r8169 mii kernel: [ 1048.295334] Pid: 4, comm: ksoftirqd/0 Not tainted 2.6.31-rc2-pnv= -git1-00254-ga4e2f0a-dirty #2 kernel: [ 1048.295342] Call Trace: kernel: [ 1048.295361] [] __schedule_bug+0x95/0xa0 kernel: [ 1048.295375] [] schedule+0x962/0xb60 kernel: [ 1048.295388] [] ? tty_throttle+0x25/0x70 kernel: [ 1048.295403] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1048.295416] [] __mutex_lock_common+0x17f/0x450 kernel: [ 1048.295428] [] ? tty_throttle+0x25/0x70 kernel: [ 1048.295438] [] ? tty_throttle+0x25/0x70 kernel: [ 1048.295451] [] mutex_lock_nested+0x24/0x40 kernel: [ 1048.295461] [] ? tty_throttle+0x25/0x70 kernel: [ 1048.295472] [] tty_throttle+0x25/0x70 kernel: [ 1048.295483] [] n_tty_receive_buf+0x3a7/0x11c0 kernel: [ 1048.295495] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1048.295507] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1048.295519] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1048.295531] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1048.295550] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1048.295561] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1048.295573] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1048.295585] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1048.295596] [] ? tty_ldisc_try+0x42/0x60 kernel: [ 1048.295608] [] pty_write+0x7d/0x90 kernel: [ 1048.295624] [] ppp_async_push+0x3da/0x4d0 [ppp_async] kernel: [ 1048.295639] [] ppp_async_send+0x48/0x70 [ppp_async] kernel: [ 1048.295655] [] ppp_push+0x176/0x5f0 [ppp_generic] kernel: [ 1048.295670] [] ? ppp_xmit_process+0x26/0x570 [ppp_gen= eric] kernel: [ 1048.295685] [] ? ppp_xmit_process+0x26/0x570 [ppp_gen= eric] kernel: [ 1048.295702] [] ppp_xmit_process+0x5a/0x570 [ppp_gener= ic] kernel: [ 1048.295717] [] ? ppp_channel_push+0x95/0xd0 [ppp_gene= ric] kernel: [ 1048.295733] [] ppp_channel_push+0xa4/0xd0 [ppp_generi= c] kernel: [ 1048.295748] [] ppp_output_wakeup+0x1e/0x40 [ppp_gener= ic] kernel: [ 1048.295760] [] ppp_async_process+0x90/0xa0 [ppp_async] kernel: [ 1048.295773] [] tasklet_action+0xf5/0x110 kernel: [ 1048.295784] [] __do_softirq+0xba/0x240 kernel: [ 1048.295795] [] do_softirq+0x75/0x90 kernel: [ 1048.295807] [] ksoftirqd+0x82/0x1a0 kernel: [ 1048.295817] [] ? ksoftirqd+0x0/0x1a0 kernel: [ 1048.295831] [] kthread+0x84/0x90 kernel: [ 1048.295843] [] ? kthread+0x0/0x90 kernel: [ 1048.295855] [] kernel_thread_helper+0x7/0x70 kernel: [ 1048.296425] BUG: scheduling while atomic: ksoftirqd/0/4/0x000004= 06 kernel: [ 1048.296431] INFO: lockdep is turned off. kernel: [ 1048.296437] Modules linked in: ppp_deflate zlib_deflate ppp_asyn= c crc_ccitt ppp_generic slhc ipv6 fuse loop snd_hda_codec_si3054 snd_hda_co= dec_realtek snd_hda_intel snd_hda_codec snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq s= nd_timer snd_seq_device snd psmouse i2c_i801 pcspkr serio_raw rng_core soun= dcore snd_page_alloc asus_laptop evdev usbhid hid sg sr_mod cdrom sd_mod ata_generic pata_acpi u= hci_hcd ricoh_mmc sdhci_pci sdhci ata_piix ide_pci_generic mmc_core led_cla= ss ehci_hcd usbcore r8169 mii kernel: [ 1048.296648] Pid: 4, comm: ksoftirqd/0 Not tainted 2.6.31-rc2-pnv= -git1-00254-ga4e2f0a-dirty #2 kernel: [ 1048.296661] Call Trace: kernel: [ 1048.296685] [] __schedule_bug+0x95/0xa0 kernel: [ 1048.296706] [] schedule+0x962/0xb60 kernel: [ 1048.296723] [] ? tty_throttle+0x25/0x70 kernel: [ 1048.296741] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1048.296759] [] __mutex_lock_common+0x17f/0x450 kernel: [ 1048.296779] [] ? tty_throttle+0x25/0x70 kernel: [ 1048.296794] [] ? tty_throttle+0x25/0x70 kernel: [ 1048.296811] [] mutex_lock_nested+0x24/0x40 kernel: [ 1048.296828] [] ? tty_throttle+0x25/0x70 kernel: [ 1048.296842] [] tty_throttle+0x25/0x70 kernel: [ 1048.296858] [] n_tty_receive_buf+0x3a7/0x11c0 kernel: [ 1048.296872] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1048.296885] [] ? __wake_up+0x53/0x70 kernel: [ 1048.296899] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1048.296916] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1048.296937] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1048.296955] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1048.296973] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1048.296989] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1048.297007] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1048.297023] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1048.297041] [] ? tty_ldisc_try+0x42/0x60 kernel: [ 1048.297057] [] pty_write+0x7d/0x90 kernel: [ 1048.297074] [] ppp_async_push+0x3da/0x4d0 [ppp_async] kernel: [ 1048.297096] [] ppp_async_send+0x48/0x70 [ppp_async] kernel: [ 1048.297113] [] ppp_push+0x176/0x5f0 [ppp_generic] kernel: [ 1048.297135] [] ? skb_dequeue+0x26/0x80 kernel: [ 1048.297150] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1048.297168] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1048.297185] [] ? skb_dequeue+0x53/0x80 kernel: [ 1048.297204] [] ppp_xmit_process+0x3dd/0x570 [ppp_gene= ric] kernel: [ 1048.297224] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1048.297238] [] ? skb_queue_tail+0x41/0x60 kernel: [ 1048.297259] [] ppp_start_xmit+0x167/0x1b0 [ppp_generi= c] kernel: [ 1048.297274] [] ? __qdisc_run+0x192/0x260 kernel: [ 1048.297290] [] dev_hard_start_xmit+0x21c/0x3c0 kernel: [ 1048.297305] [] ? _spin_lock+0x6e/0x90 kernel: [ 1048.297321] [] __qdisc_run+0x1ac/0x260 kernel: [ 1048.297342] [] net_tx_action+0xf7/0x170 kernel: [ 1048.297356] [] __do_softirq+0xba/0x240 kernel: [ 1048.297375] [] do_softirq+0x75/0x90 kernel: [ 1048.297389] [] ksoftirqd+0x82/0x1a0 kernel: [ 1048.297401] [] ? ksoftirqd+0x0/0x1a0 kernel: [ 1048.297413] [] kthread+0x84/0x90 kernel: [ 1048.297433] [] ? kthread+0x0/0x90 kernel: [ 1048.297453] [] kernel_thread_helper+0x7/0x70 kernel: [ 1048.298100] BUG: scheduling while atomic: ksoftirqd/0/4/0x000004= 06 kernel: [ 1048.298115] INFO: lockdep is turned off. kernel: [ 1048.298127] Modules linked in: ppp_deflate zlib_deflate ppp_asyn= c crc_ccitt ppp_generic slhc ipv6 fuse loop snd_hda_codec_si3054 snd_hda_co= dec_realtek snd_hda_intel snd_hda_codec snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq s= nd_timer snd_seq_device snd psmouse i2c_i801 pcspkr serio_raw rng_core soun= dcore snd_page_alloc asus_laptop evdev usbhid hid sg sr_mod cdrom sd_mod ata_generic pata_acpi u= hci_hcd ricoh_mmc sdhci_pci sdhci ata_piix ide_pci_generic mmc_core led_cla= ss ehci_hcd usbcore r8169 mii kernel: [ 1048.298482] Pid: 4, comm: ksoftirqd/0 Not tainted 2.6.31-rc2-pnv= -git1-00254-ga4e2f0a-dirty #2 kernel: [ 1048.298490] Call Trace: kernel: [ 1048.298507] [] __schedule_bug+0x95/0xa0 kernel: [ 1048.298527] [] schedule+0x962/0xb60 kernel: [ 1048.298544] [] ? tty_throttle+0x25/0x70 kernel: [ 1048.298562] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1048.298580] [] __mutex_lock_common+0x17f/0x450 kernel: [ 1048.298594] [] ? tty_throttle+0x25/0x70 kernel: [ 1048.298608] [] ? tty_throttle+0x25/0x70 kernel: [ 1048.298626] [] mutex_lock_nested+0x24/0x40 kernel: [ 1048.298641] [] ? tty_throttle+0x25/0x70 kernel: [ 1048.298662] [] tty_throttle+0x25/0x70 kernel: [ 1048.298683] [] n_tty_receive_buf+0x3a7/0x11c0 kernel: [ 1048.298698] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1048.298716] [] ? __wake_up+0x53/0x70 kernel: [ 1048.298732] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1048.298750] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1048.298764] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1048.298780] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1048.298799] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1048.298817] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1048.298834] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1048.298849] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1048.298866] [] ? tty_ldisc_try+0x42/0x60 kernel: [ 1048.298882] [] pty_write+0x7d/0x90 kernel: [ 1048.298897] [] ppp_async_push+0x3da/0x4d0 [ppp_async] kernel: [ 1048.298916] [] ppp_async_send+0x48/0x70 [ppp_async] kernel: [ 1048.298944] [] ppp_push+0x176/0x5f0 [ppp_generic] kernel: [ 1048.298963] [] ? skb_dequeue+0x26/0x80 kernel: [ 1048.298980] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1048.299000] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1048.299013] [] ? skb_dequeue+0x53/0x80 kernel: [ 1048.299038] [] ppp_xmit_process+0x3dd/0x570 [ppp_gene= ric] kernel: [ 1048.299054] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1048.299074] [] ? skb_queue_tail+0x41/0x60 kernel: [ 1048.299092] [] ppp_start_xmit+0x167/0x1b0 [ppp_generi= c] kernel: [ 1048.299110] [] ? __qdisc_run+0x192/0x260 kernel: [ 1048.299130] [] dev_hard_start_xmit+0x21c/0x3c0 kernel: [ 1048.299145] [] ? _spin_lock+0x6e/0x90 kernel: [ 1048.299168] [] __qdisc_run+0x1ac/0x260 kernel: [ 1048.299186] [] net_tx_action+0xf7/0x170 kernel: [ 1048.299208] [] __do_softirq+0xba/0x240 kernel: [ 1048.299226] [] do_softirq+0x75/0x90 kernel: [ 1048.299240] [] ksoftirqd+0x82/0x1a0 kernel: [ 1048.299253] [] ? ksoftirqd+0x0/0x1a0 kernel: [ 1048.299268] [] kthread+0x84/0x90 kernel: [ 1048.299288] [] ? kthread+0x0/0x90 kernel: [ 1048.299301] [] kernel_thread_helper+0x7/0x70 kernel: [ 1067.299845] BUG: scheduling while atomic: ksoftirqd/0/4/0x000005= 06 kernel: [ 1067.299854] INFO: lockdep is turned off. kernel: [ 1067.299860] Modules linked in: ppp_deflate zlib_deflate ppp_asyn= c crc_ccitt ppp_generic slhc ipv6 fuse loop snd_hda_codec_si3054 snd_hda_co= dec_realtek snd_hda_intel snd_hda_codec snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq s= nd_timer snd_seq_device snd psmouse i2c_i801 pcspkr serio_raw rng_core soun= dcore snd_page_alloc asus_laptop evdev usbhid hid sg sr_mod cdrom sd_mod ata_generic pata_acpi u= hci_hcd ricoh_mmc sdhci_pci sdhci ata_piix ide_pci_generic mmc_core led_cla= ss ehci_hcd usbcore r8169 mii kernel: [ 1067.300216] Pid: 4, comm: ksoftirqd/0 Not tainted 2.6.31-rc2-pnv= -git1-00254-ga4e2f0a-dirty #2 kernel: [ 1067.300229] Call Trace: kernel: [ 1067.300249] [] __schedule_bug+0x95/0xa0 kernel: [ 1067.300270] [] schedule+0x962/0xb60 kernel: [ 1067.300289] [] ? tty_throttle+0x25/0x70 kernel: [ 1067.300306] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1067.300324] [] __mutex_lock_common+0x17f/0x450 kernel: [ 1067.300347] [] ? tty_throttle+0x25/0x70 kernel: [ 1067.300365] [] ? tty_throttle+0x25/0x70 kernel: [ 1067.300384] [] mutex_lock_nested+0x24/0x40 kernel: [ 1067.300400] [] ? tty_throttle+0x25/0x70 kernel: [ 1067.300418] [] tty_throttle+0x25/0x70 kernel: [ 1067.300438] [] n_tty_receive_buf+0x3a7/0x11c0 kernel: [ 1067.300452] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1067.300468] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1067.300485] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1067.300502] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1067.300518] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1067.300535] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1067.300554] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1067.300569] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1067.300585] [] ? tty_ldisc_try+0x42/0x60 kernel: [ 1067.300600] [] pty_write+0x7d/0x90 kernel: [ 1067.300621] [] ppp_async_push+0x3da/0x4d0 [ppp_async] kernel: [ 1067.300640] [] ppp_async_send+0x48/0x70 [ppp_async] kernel: [ 1067.300665] [] ppp_push+0x176/0x5f0 [ppp_generic] kernel: [ 1067.300687] [] ? ppp_xmit_process+0x26/0x570 [ppp_gen= eric] kernel: [ 1067.300709] [] ? ppp_xmit_process+0x26/0x570 [ppp_gen= eric] kernel: [ 1067.300731] [] ppp_xmit_process+0x5a/0x570 [ppp_gener= ic] kernel: [ 1067.300746] [] ? ppp_channel_push+0x95/0xd0 [ppp_gene= ric] kernel: [ 1067.300763] [] ppp_channel_push+0xa4/0xd0 [ppp_generi= c] kernel: [ 1067.300781] [] ppp_output_wakeup+0x1e/0x40 [ppp_gener= ic] kernel: [ 1067.300804] [] ppp_async_process+0x90/0xa0 [ppp_async] kernel: [ 1067.300822] [] tasklet_action+0xf5/0x110 kernel: [ 1067.300841] [] __do_softirq+0xba/0x240 kernel: [ 1067.300855] [] do_softirq+0x75/0x90 kernel: [ 1067.300873] [] ksoftirqd+0x82/0x1a0 kernel: [ 1067.300886] [] ? ksoftirqd+0x0/0x1a0 kernel: [ 1067.300901] [] kthread+0x84/0x90 kernel: [ 1067.300918] [] ? kthread+0x0/0x90 kernel: [ 1067.300937] [] kernel_thread_helper+0x7/0x70 kernel: [ 1067.301595] BUG: scheduling while atomic: ksoftirqd/0/4/0x000004= 06 kernel: [ 1067.301608] INFO: lockdep is turned off. kernel: [ 1067.301617] Modules linked in: ppp_deflate zlib_deflate ppp_asyn= c crc_ccitt ppp_generic slhc ipv6 fuse loop snd_hda_codec_si3054 snd_hda_co= dec_realtek snd_hda_intel snd_hda_codec snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq s= nd_timer snd_seq_device snd psmouse i2c_i801 pcspkr serio_raw rng_core soun= dcore snd_page_alloc asus_laptop evdev usbhid hid sg sr_mod cdrom sd_mod ata_generic pata_acpi u= hci_hcd ricoh_mmc sdhci_pci sdhci ata_piix ide_pci_generic mmc_core led_cla= ss ehci_hcd usbcore r8169 mii kernel: [ 1067.301969] Pid: 4, comm: ksoftirqd/0 Not tainted 2.6.31-rc2-pnv= -git1-00254-ga4e2f0a-dirty #2 kernel: [ 1067.301981] Call Trace: kernel: [ 1067.301998] [] __schedule_bug+0x95/0xa0 kernel: [ 1067.302018] [] schedule+0x962/0xb60 kernel: [ 1067.302031] [] ? tty_throttle+0x25/0x70 kernel: [ 1067.302052] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1067.302072] [] __mutex_lock_common+0x17f/0x450 kernel: [ 1067.302092] [] ? tty_throttle+0x25/0x70 kernel: [ 1067.302110] [] ? tty_throttle+0x25/0x70 kernel: [ 1067.302126] [] mutex_lock_nested+0x24/0x40 kernel: [ 1067.302139] [] ? tty_throttle+0x25/0x70 kernel: [ 1067.302152] [] tty_throttle+0x25/0x70 kernel: [ 1067.302167] [] n_tty_receive_buf+0x3a7/0x11c0 kernel: [ 1067.302188] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1067.302203] [] ? __wake_up+0x53/0x70 kernel: [ 1067.302219] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1067.302234] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1067.302251] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1067.302268] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1067.302284] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1067.302301] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1067.302319] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1067.302339] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1067.302352] [] ? tty_ldisc_try+0x42/0x60 kernel: [ 1067.302370] [] pty_write+0x7d/0x90 kernel: [ 1067.302389] [] ppp_async_push+0x3da/0x4d0 [ppp_async] kernel: [ 1067.302412] [] ppp_async_send+0x48/0x70 [ppp_async] kernel: [ 1067.302437] [] ppp_push+0x176/0x5f0 [ppp_generic] kernel: [ 1067.302454] [] ? skb_dequeue+0x26/0x80 kernel: [ 1067.302473] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1067.302490] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1067.302503] [] ? skb_dequeue+0x53/0x80 kernel: [ 1067.302526] [] ppp_xmit_process+0x3dd/0x570 [ppp_gene= ric] kernel: [ 1067.302541] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1067.302558] [] ? skb_queue_tail+0x41/0x60 kernel: [ 1067.302577] [] ppp_start_xmit+0x167/0x1b0 [ppp_generi= c] kernel: [ 1067.302601] [] ? __qdisc_run+0x192/0x260 kernel: [ 1067.302622] [] dev_hard_start_xmit+0x21c/0x3c0 kernel: [ 1067.302640] [] ? _spin_lock+0x6e/0x90 kernel: [ 1067.302654] [] __qdisc_run+0x1ac/0x260 kernel: [ 1067.302675] [] net_tx_action+0xf7/0x170 kernel: [ 1067.302698] [] __do_softirq+0xba/0x240 kernel: [ 1067.302713] [] do_softirq+0x75/0x90 kernel: [ 1067.302728] [] ksoftirqd+0x82/0x1a0 kernel: [ 1067.302745] [] ? ksoftirqd+0x0/0x1a0 kernel: [ 1067.302761] [] kthread+0x84/0x90 kernel: [ 1067.302783] [] ? kthread+0x0/0x90 kernel: [ 1067.302798] [] kernel_thread_helper+0x7/0x70 kernel: [ 1076.490281] BUG: scheduling while atomic: ksoftirqd/0/4/0x000004= 06 kernel: [ 1076.490290] INFO: lockdep is turned off. kernel: [ 1076.490296] Modules linked in: ppp_deflate zlib_deflate ppp_asyn= c crc_ccitt ppp_generic slhc ipv6 fuse loop snd_hda_codec_si3054 snd_hda_co= dec_realtek snd_hda_intel snd_hda_codec snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq s= nd_timer snd_seq_device snd psmouse i2c_i801 pcspkr serio_raw rng_core soun= dcore snd_page_alloc asus_laptop evdev usbhid hid sg sr_mod cdrom sd_mod ata_generic pata_acpi u= hci_hcd ricoh_mmc sdhci_pci sdhci ata_piix ide_pci_generic mmc_core led_cla= ss ehci_hcd usbcore r8169 mii kernel: [ 1076.490452] Pid: 4, comm: ksoftirqd/0 Not tainted 2.6.31-rc2-pnv= -git1-00254-ga4e2f0a-dirty #2 kernel: [ 1076.490460] Call Trace: kernel: [ 1076.490478] [] __schedule_bug+0x95/0xa0 kernel: [ 1076.490492] [] schedule+0x962/0xb60 kernel: [ 1076.490506] [] ? tty_throttle+0x25/0x70 kernel: [ 1076.490521] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1076.490534] [] __mutex_lock_common+0x17f/0x450 kernel: [ 1076.490545] [] ? tty_throttle+0x25/0x70 kernel: [ 1076.490556] [] ? tty_throttle+0x25/0x70 kernel: [ 1076.490568] [] mutex_lock_nested+0x24/0x40 kernel: [ 1076.490579] [] ? tty_throttle+0x25/0x70 kernel: [ 1076.490590] [] tty_throttle+0x25/0x70 kernel: [ 1076.490601] [] n_tty_receive_buf+0x3a7/0x11c0 kernel: [ 1076.490613] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1076.490625] [] ? __wake_up+0x53/0x70 kernel: [ 1076.490636] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1076.490648] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1076.490659] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1076.490672] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1076.490682] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1076.490693] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1076.490705] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1076.490717] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1076.490728] [] ? tty_ldisc_try+0x42/0x60 kernel: [ 1076.490741] [] pty_write+0x7d/0x90 kernel: [ 1076.490757] [] ppp_async_push+0x3da/0x4d0 [ppp_async] kernel: [ 1076.490774] [] ppp_async_send+0x48/0x70 [ppp_async] kernel: [ 1076.490790] [] ppp_push+0x176/0x5f0 [ppp_generic] kernel: [ 1076.490802] [] ? skb_dequeue+0x26/0x80 kernel: [ 1076.490815] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1076.490835] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1076.490846] [] ? skb_dequeue+0x53/0x80 kernel: [ 1076.490861] [] ppp_xmit_process+0x3dd/0x570 [ppp_gene= ric] kernel: [ 1076.490874] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1076.490885] [] ? skb_queue_tail+0x41/0x60 kernel: [ 1076.490900] [] ppp_start_xmit+0x167/0x1b0 [ppp_generi= c] kernel: [ 1076.490912] [] ? __qdisc_run+0x192/0x260 kernel: [ 1076.490925] [] dev_hard_start_xmit+0x21c/0x3c0 kernel: [ 1076.490937] [] ? _spin_lock+0x6e/0x90 kernel: [ 1076.490948] [] __qdisc_run+0x1ac/0x260 kernel: [ 1076.490960] [] net_tx_action+0xf7/0x170 kernel: [ 1076.490972] [] __do_softirq+0xba/0x240 kernel: [ 1076.490984] [] do_softirq+0x75/0x90 kernel: [ 1076.490995] [] ksoftirqd+0x82/0x1a0 kernel: [ 1076.491005] [] ? ksoftirqd+0x0/0x1a0 kernel: [ 1076.491017] [] kthread+0x84/0x90 kernel: [ 1076.491029] [] ? kthread+0x0/0x90 kernel: [ 1076.491041] [] kernel_thread_helper+0x7/0x70 kernel: [ 1076.491622] BUG: scheduling while atomic: ksoftirqd/0/4/0x000004= 06 kernel: [ 1076.491629] INFO: lockdep is turned off. kernel: [ 1076.491635] Modules linked in: ppp_deflate zlib_deflate ppp_asyn= c crc_ccitt ppp_generic slhc ipv6 fuse loop snd_hda_codec_si3054 snd_hda_co= dec_realtek snd_hda_intel snd_hda_codec snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq s= nd_timer snd_seq_device snd psmouse i2c_i801 pcspkr serio_raw rng_core soun= dcore snd_page_alloc asus_laptop evdev usbhid hid sg sr_mod cdrom sd_mod ata_generic pata_acpi u= hci_hcd ricoh_mmc sdhci_pci sdhci ata_piix ide_pci_generic mmc_core led_cla= ss ehci_hcd usbcore r8169 mii kernel: [ 1076.491786] Pid: 4, comm: ksoftirqd/0 Not tainted 2.6.31-rc2-pnv= -git1-00254-ga4e2f0a-dirty #2 kernel: [ 1076.491794] Call Trace: kernel: [ 1076.491807] [] __schedule_bug+0x95/0xa0 kernel: [ 1076.491818] [] schedule+0x962/0xb60 kernel: [ 1076.491829] [] ? tty_throttle+0x25/0x70 kernel: [ 1076.491842] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1076.491856] [] __mutex_lock_common+0x17f/0x450 kernel: [ 1076.491867] [] ? tty_throttle+0x25/0x70 kernel: [ 1076.491877] [] ? tty_throttle+0x25/0x70 kernel: [ 1076.491889] [] mutex_lock_nested+0x24/0x40 kernel: [ 1076.491900] [] ? tty_throttle+0x25/0x70 kernel: [ 1076.491910] [] tty_throttle+0x25/0x70 kernel: [ 1076.491921] [] n_tty_receive_buf+0x3a7/0x11c0 kernel: [ 1076.491933] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1076.491945] [] ? __wake_up+0x53/0x70 kernel: [ 1076.491955] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1076.491967] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1076.491979] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1076.491991] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1076.492001] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1076.492012] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1076.492024] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1076.492035] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1076.492047] [] ? tty_ldisc_try+0x42/0x60 kernel: [ 1076.492058] [] pty_write+0x7d/0x90 kernel: [ 1076.492072] [] ppp_async_push+0x3da/0x4d0 [ppp_async] kernel: [ 1076.492088] [] ppp_async_send+0x48/0x70 [ppp_async] kernel: [ 1076.492103] [] ppp_push+0x176/0x5f0 [ppp_generic] kernel: [ 1076.492114] [] ? skb_dequeue+0x26/0x80 kernel: [ 1076.492126] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1076.492138] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1076.492149] [] ? skb_dequeue+0x53/0x80 kernel: [ 1076.492164] [] ppp_xmit_process+0x3dd/0x570 [ppp_gene= ric] kernel: [ 1076.492176] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1076.492187] [] ? skb_queue_tail+0x41/0x60 kernel: [ 1076.492202] [] ppp_start_xmit+0x167/0x1b0 [ppp_generi= c] kernel: [ 1076.492213] [] ? __qdisc_run+0x192/0x260 kernel: [ 1076.492225] [] dev_hard_start_xmit+0x21c/0x3c0 kernel: [ 1076.492236] [] ? _spin_lock+0x6e/0x90 kernel: [ 1076.492248] [] __qdisc_run+0x1ac/0x260 kernel: [ 1076.492259] [] net_tx_action+0xf7/0x170 kernel: [ 1076.492270] [] __do_softirq+0xba/0x240 kernel: [ 1076.492282] [] do_softirq+0x75/0x90 kernel: [ 1076.492292] [] ksoftirqd+0x82/0x1a0 kernel: [ 1076.492302] [] ? ksoftirqd+0x0/0x1a0 kernel: [ 1076.492313] [] kthread+0x84/0x90 kernel: [ 1076.492325] [] ? kthread+0x0/0x90 kernel: [ 1076.492336] [] kernel_thread_helper+0x7/0x70 kernel: [ 1117.962740] BUG: scheduling while atomic: ksoftirqd/0/4/0x000004= 06 kernel: [ 1117.962750] INFO: lockdep is turned off. kernel: [ 1117.962756] Modules linked in: ppp_deflate zlib_deflate ppp_asyn= c crc_ccitt ppp_generic slhc ipv6 fuse loop snd_hda_codec_si3054 snd_hda_co= dec_realtek snd_hda_intel snd_hda_codec snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq s= nd_timer snd_seq_device snd psmouse i2c_i801 pcspkr serio_raw rng_core soun= dcore snd_page_alloc asus_laptop evdev usbhid hid sg sr_mod cdrom sd_mod ata_generic pata_acpi u= hci_hcd ricoh_mmc sdhci_pci sdhci ata_piix ide_pci_generic mmc_core led_cla= ss ehci_hcd usbcore r8169 mii kernel: [ 1117.962910] Pid: 4, comm: ksoftirqd/0 Not tainted 2.6.31-rc2-pnv= -git1-00254-ga4e2f0a-dirty #2 kernel: [ 1117.962918] Call Trace: kernel: [ 1117.962937] [] __schedule_bug+0x95/0xa0 kernel: [ 1117.962950] [] schedule+0x962/0xb60 kernel: [ 1117.962963] [] ? tty_throttle+0x25/0x70 kernel: [ 1117.962978] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1117.962991] [] __mutex_lock_common+0x17f/0x450 kernel: [ 1117.963002] [] ? tty_throttle+0x25/0x70 kernel: [ 1117.963013] [] ? tty_throttle+0x25/0x70 kernel: [ 1117.963025] [] mutex_lock_nested+0x24/0x40 kernel: [ 1117.963035] [] ? tty_throttle+0x25/0x70 kernel: [ 1117.963046] [] tty_throttle+0x25/0x70 kernel: [ 1117.963057] [] n_tty_receive_buf+0x3a7/0x11c0 kernel: [ 1117.963069] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1117.963081] [] ? __wake_up+0x53/0x70 kernel: [ 1117.963092] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1117.963103] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1117.963115] [] ? print_lock_contention_bug+0x25/0x100 kernel: [ 1117.963127] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1117.963138] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1117.963149] [] ? tty_ldisc_try+0x25/0x60 kernel: [ 1117.963161] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1117.963172] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1117.963184] [] ? tty_ldisc_try+0x42/0x60 kernel: [ 1117.963195] [] pty_write+0x7d/0x90 kernel: [ 1117.963210] [] ppp_async_push+0x3da/0x4d0 [ppp_async] kernel: [ 1117.963263] [] ppp_async_send+0x48/0x70 [ppp_async] kernel: [ 1117.963285] [] ppp_push+0x176/0x5f0 [ppp_generic] kernel: [ 1117.963304] [] ? skb_dequeue+0x26/0x80 kernel: [ 1117.963319] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1117.963335] [] ? _spin_unlock_irqrestore+0x47/0x90 kernel: [ 1117.963350] [] ? skb_dequeue+0x53/0x80 kernel: [ 1117.963369] [] ppp_xmit_process+0x3dd/0x570 [ppp_gene= ric] kernel: [ 1117.963385] [] ? trace_hardirqs_on+0x19/0x40 kernel: [ 1117.963403] [] ? skb_queue_tail+0x41/0x60 kernel: [ 1117.963420] [] ppp_start_xmit+0x167/0x1b0 [ppp_generi= c] kernel: [ 1117.963440] [] ? __qdisc_run+0x192/0x260 kernel: [ 1117.963459] [] dev_hard_start_xmit+0x21c/0x3c0 kernel: [ 1117.963473] [] ? _spin_lock+0x6e/0x90 kernel: [ 1117.963489] [] __qdisc_run+0x1ac/0x260 kernel: [ 1117.963502] [] net_tx_action+0xf7/0x170 kernel: [ 1117.963521] [] __do_softirq+0xba/0x240 kernel: [ 1117.963536] [] ? trace_hardirqs_on_thunk+0xc/0x10 kernel: [ 1117.963552] [] do_softirq+0x75/0x90 kernel: [ 1117.963569] [] ksoftirqd+0x82/0x1a0 kernel: [ 1117.963585] [] ? ksoftirqd+0x0/0x1a0 kernel: [ 1117.963602] [] kthread+0x84/0x90 kernel: [ 1117.963624] [] ? kthread+0x0/0x90 kernel: [ 1117.963641] [] kernel_thread_helper+0x7/0x70 Sergey --fdj2RfSjLxBAspz7 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) iJwEAQECAAYFAkpTd4oACgkQfKHnntdSXjQjcgP/bji9y4SkwdXn/eUtMb0DepYU x5PZJipyu8bMoYJgzPXngiW5jgH3K0fMY0aSU61GJ6jQWhC7Lg6pMQS6zjcBYbTJ ZvPpYcKl0sIHHWM0Ak+MT3CksLGEleu/wRl4ILJLAaW+fGoWGcjL7xBAiSjv3n71 c1WRioMcHX9RhEWNhYo= =UxrJ -----END PGP SIGNATURE----- --fdj2RfSjLxBAspz7-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/