From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S271101AbTG2IjR (ORCPT ); Tue, 29 Jul 2003 04:39:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S271208AbTG2IjR (ORCPT ); Tue, 29 Jul 2003 04:39:17 -0400 Received: from ns.bmstu.ru ([195.19.32.2]:27653 "EHLO soap.bmstu.ru") by vger.kernel.org with ESMTP id S271101AbTG2Iix (ORCPT ); Tue, 29 Jul 2003 04:38:53 -0400 Content-Type: text/plain; charset=US-ASCII From: "Serge A. Suchkov" Reply-To: ss@e1.bmstu.ru Organization: BMSTU To: linux-kernel@vger.kernel.org Subject: 2.6.0-test2 bugreport Date: Tue, 29 Jul 2003 12:31:27 +0400 X-Mailer: KMail [version 1.2] MIME-Version: 1.0 Message-Id: <03072912312701.10545@XP1700> Content-Transfer-Encoding: 7BIT Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi, I"m test 2.6.0-test2, quick bugreport below... 1) No logo in vesafb ;) (in 2.6.0-test1 logo present) -8<-lilo.conf-------------- # VESA framebuffer console @ 1024x768x64k vga=792 -8<-lilo.conf-------------- -8<-.config-------------- # # Logo configuration # CONFIG_LOGO=y CONFIG_LOGO_LINUX_MONO=y CONFIG_LOGO_LINUX_VGA16=y CONFIG_LOGO_LINUX_CLUT224=y -8<-.config-------------- 2) USB storage still broken (?) In attempt umount disconnected (previously mounted) device -8<- dmesg --------------- usb 1-2: USB disconnect, address 3 usb-storage: storage_disconnect() called usb-storage: usb_stor_stop_transport called usb-storage: -- dissociate_dev usb-storage: -- sending exit command to thread usb-storage: *** thread awakened. usb-storage: -- exit command received usb-storage: -- usb_stor_release_resources finished Unable to handle kernel paging request at virtual address c5cad188 printing eip: c015350a *pde = 00017067 *pte = 05cad000 Oops: 0000 [#1] CPU: 0 EIP: 0060:[] Not tainted EFLAGS: 00010246 EIP is at __filemap_fdatawrite+0x7a/0x200 eax: c5cad180 ebx: 00000000 ecx: c1c2a068 edx: 00000001 esi: c19460c0 edi: c99beaa0 ebp: c5d2dea8 esp: c5d2de40 ds: 007b es: 007b ss: 0068 Process umount (pid: 941, threadinfo=c5d2c000 task=c6338000) Stack: 00000000 00000000 000005fe 00000000 00000000 0000004f 000009f8 00000000 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call Trace: [] filemap_fdatawrite+0x19/0x20 [] sync_blockdev+0x26/0x50 [] fsync_super+0x80/0xc0 [] generic_shutdown_super+0x4a/0x440 [] kill_block_super+0x1d/0x50 [] deactivate_super+0xd2/0x2c0 [] free_vfsmnt+0x28/0x30 [] sys_umount+0x3c/0x80 [] sys_oldumount+0x19/0x20 [] syscall_call+0x7/0xb Code: 8b 40 08 85 c0 74 0a 31 c0 83 c4 5c 5b 5e 5f c9 c3 b8 00 e0 -8<- dmesg --------------- But already not in SCSI, as in 2.6.0-test1 2) USB connected GPRS modem (Motorola C330) (cdc-acm) not work (?) (in 2.4.22-pre* acm work fine) -8<- /var/log/messages --------------- Jul 29 09:44:36 ss pppd[846]: pppd 2.4.1 started by root, uid 0 Jul 29 09:44:39 ss pppd[846]: Serial connection established. Jul 29 09:44:39 ss pppd[846]: Using interface ppp0 Jul 29 09:44:39 ss pppd[846]: Connect: ppp0 <--> /dev/ttyACM0 Jul 29 09:44:39 ss /etc/hotplug/net.agent: NET add event not supported Jul 29 09:44:43 ss kernel: PPP Deflate Compression module registered Jul 29 09:44:43 ss pppd[846]: LCP terminated by peer (^E^@^@^J^@^@^@^@^@^@) Jul 29 09:44:43 ss pppd[846]: ioctl(PPPIOCSASYNCMAP): Inappropriate ioctl for device(25) Jul 29 09:44:43 ss pppd[846]: tcflush failed: Input/output error Jul 29 09:44:43 ss /etc/hotplug/net.agent: NET remove event not supported Jul 29 09:44:44 ss pppd[846]: Exit. -8<- /var/log/messages --------------- -8<- dmesg --------------- Jul 29 09:44:40 ss kernel: Debug: sleeping function called from invalid context at mm/slab.c:1817 Jul 29 09:44:40 ss kernel: Call Trace: Jul 29 09:44:40 ss kernel: [] __might_sleep+0x5f/0x90 Jul 29 09:44:40 ss kernel: [] __kmalloc+0x1f0/0x210 Jul 29 09:44:40 ss kernel: [] ohci_urb_enqueue+0xbf/0x3c0 [ohci_hcd] Jul 29 09:44:40 ss kernel: [] kmem_cache_free+0x20b/0x350 Jul 29 09:44:40 ss kernel: [] hcd_submit_urb+0x1b7/0x2b0 [usbcore] Jul 29 09:44:40 ss kernel: [] kfree_skbmem+0x25/0x30 Jul 29 09:44:40 ss kernel: [] usb_submit_urb+0x1c5/0x240 [usbcore] Jul 29 09:44:40 ss kernel: [] acm_tty_write+0xd2/0x140 [cdc_acm] Jul 29 09:44:40 ss kernel: [] ppp_async_push+0x1fc/0x350 [ppp_async] Jul 29 09:44:40 ss kernel: [] ppp_async_send+0x43/0x50 [ppp_async] Jul 29 09:44:40 ss kernel: [] ppp_channel_push+0x1bb/0x6a0 [ppp_generic] Jul 29 09:44:40 ss kernel: [] alloc_skb+0x48/0xf0 Jul 29 09:44:40 ss kernel: [] ppp_write+0x1f0/0x2d0 [ppp_generic] Jul 29 09:44:40 ss kernel: [] vfs_write+0xd1/0x140 Jul 29 09:44:40 ss kernel: [] sys_write+0x3f/0x60 Jul 29 09:44:40 ss kernel: [] syscall_call+0x7/0xb Jul 29 09:44:40 ss kernel: Jul 29 09:44:40 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:40 ss kernel: Call Trace: Jul 29 09:44:40 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:40 ss kernel: [] ppp_asynctty_receive+0xf6/0x1b0 [ppp_async] Jul 29 09:44:40 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:40 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:40 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:40 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:40 ss kernel: [] ide_do_request+0x2a5/0x590 Jul 29 09:44:40 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:40 ss kernel: [] do_timer+0xdd/0xf0 Jul 29 09:44:40 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:40 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:40 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:40 ss kernel: [] profile_hook+0x2e/0x47 Jul 29 09:44:40 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:40 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:40 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:40 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:40 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:40 ss kernel: [] default_idle+0x27/0x30 Jul 29 09:44:40 ss kernel: [] cpu_idle+0x31/0x40 Jul 29 09:44:40 ss kernel: [] rest_init+0x0/0xf0 Jul 29 09:44:40 ss kernel: [] start_kernel+0x1b5/0x210 Jul 29 09:44:40 ss kernel: [] unknown_bootoption+0x0/0x100 Jul 29 09:44:40 ss kernel: Jul 29 09:44:40 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:40 ss kernel: Call Trace: Jul 29 09:44:40 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:40 ss kernel: [] ppp_asynctty_receive+0xf6/0x1b0 [ppp_async] Jul 29 09:44:40 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:40 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:40 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:40 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:40 ss kernel: [] ide_do_request+0x2a5/0x590 Jul 29 09:44:40 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:40 ss kernel: [] do_timer+0xdd/0xf0 Jul 29 09:44:40 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:40 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:40 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:40 ss kernel: [] profile_hook+0x2e/0x47 Jul 29 09:44:40 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:40 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:40 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:40 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:40 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:40 ss kernel: [] default_idle+0x27/0x30 Jul 29 09:44:40 ss kernel: [] cpu_idle+0x31/0x40 Jul 29 09:44:40 ss kernel: [] rest_init+0x0/0xf0 Jul 29 09:44:40 ss kernel: [] start_kernel+0x1b5/0x210 Jul 29 09:44:40 ss kernel: [] unknown_bootoption+0x0/0x100 Jul 29 09:44:40 ss kernel: Jul 29 09:44:40 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:40 ss kernel: Call Trace: Jul 29 09:44:40 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:40 ss kernel: [] ppp_async_input+0x2b7/0x560 [ppp_async] Jul 29 09:44:40 ss kernel: [] ppp_asynctty_receive+0x9e/0x1b0 [ppp_async] Jul 29 09:44:40 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:40 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:40 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:40 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:40 ss kernel: [] ide_do_request+0x2a5/0x590 Jul 29 09:44:41 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:41 ss kernel: [] do_timer+0xdd/0xf0 Jul 29 09:44:41 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:41 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:41 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:41 ss kernel: [] profile_hook+0x2e/0x47 Jul 29 09:44:41 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:41 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:41 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:41 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:41 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:41 ss kernel: [] default_idle+0x27/0x30 Jul 29 09:44:41 ss kernel: [] cpu_idle+0x31/0x40 Jul 29 09:44:41 ss kernel: [] rest_init+0x0/0xf0 Jul 29 09:44:41 ss kernel: [] start_kernel+0x1b5/0x210 Jul 29 09:44:41 ss kernel: [] unknown_bootoption+0x0/0x100 Jul 29 09:44:41 ss kernel: Jul 29 09:44:41 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:41 ss kernel: Call Trace: Jul 29 09:44:41 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:41 ss kernel: [] ppp_asynctty_receive+0xf6/0x1b0 [ppp_async] Jul 29 09:44:41 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:41 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:41 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:41 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:41 ss kernel: [] ide_do_request+0x2a5/0x590 Jul 29 09:44:41 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:41 ss kernel: [] do_timer+0xdd/0xf0 Jul 29 09:44:41 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:41 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:41 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:41 ss kernel: [] profile_hook+0x2e/0x47 Jul 29 09:44:41 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:41 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:41 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:41 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:41 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:41 ss kernel: [] default_idle+0x27/0x30 Jul 29 09:44:41 ss kernel: [] cpu_idle+0x31/0x40 Jul 29 09:44:41 ss kernel: [] rest_init+0x0/0xf0 Jul 29 09:44:41 ss kernel: [] start_kernel+0x1b5/0x210 Jul 29 09:44:41 ss kernel: [] unknown_bootoption+0x0/0x100 Jul 29 09:44:41 ss kernel: Jul 29 09:44:41 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:41 ss kernel: Call Trace: Jul 29 09:44:41 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:41 ss kernel: [] ppp_asynctty_receive+0xf6/0x1b0 [ppp_async] Jul 29 09:44:41 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:41 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:41 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:41 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:41 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:41 ss kernel: [] update_wall_time+0xd/0x40 Jul 29 09:44:41 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:41 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:41 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:41 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:41 ss kernel: [] kfree+0x23e/0x3c0 Jul 29 09:44:41 ss kernel: [] kfree_skbmem+0x14/0x30 Jul 29 09:44:41 ss kernel: [] kfree_skbmem+0x14/0x30 Jul 29 09:44:41 ss kernel: [] __kfree_skb+0x81/0x100 Jul 29 09:44:41 ss kernel: [] ppp_read+0x23d/0x2f0 [ppp_generic] Jul 29 09:44:41 ss kernel: [] default_wake_function+0x0/0x30 Jul 29 09:44:41 ss kernel: [] sys_select+0x220/0x4c0 Jul 29 09:44:41 ss kernel: [] default_wake_function+0x0/0x30 Jul 29 09:44:41 ss kernel: [] sys_select+0x220/0x4c0 Jul 29 09:44:41 ss kernel: [] vfs_read+0xd1/0x140 Jul 29 09:44:41 ss kernel: [] do_gettimeofday+0x1a/0x90 Jul 29 09:44:41 ss kernel: [] sys_read+0x3f/0x60 Jul 29 09:44:41 ss kernel: [] syscall_call+0x7/0xb Jul 29 09:44:41 ss kernel: Jul 29 09:44:41 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:41 ss kernel: Call Trace: Jul 29 09:44:41 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:41 ss kernel: [] ppp_asynctty_receive+0xf6/0x1b0 [ppp_async] Jul 29 09:44:41 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:41 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:41 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:41 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:41 ss kernel: [] ide_do_request+0x2a5/0x590 Jul 29 09:44:41 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:41 ss kernel: [] do_timer+0xdd/0xf0 Jul 29 09:44:41 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:41 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:41 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:41 ss kernel: [] profile_hook+0x2e/0x47 Jul 29 09:44:41 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:41 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:41 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:41 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:41 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:41 ss kernel: [] default_idle+0x27/0x30 Jul 29 09:44:41 ss kernel: [] cpu_idle+0x31/0x40 Jul 29 09:44:41 ss kernel: [] rest_init+0x0/0xf0 Jul 29 09:44:41 ss kernel: [] start_kernel+0x1b5/0x210 Jul 29 09:44:41 ss kernel: [] unknown_bootoption+0x0/0x100 Jul 29 09:44:41 ss kernel: Jul 29 09:44:41 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:41 ss kernel: Call Trace: Jul 29 09:44:41 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:41 ss kernel: [] ppp_asynctty_receive+0xf6/0x1b0 [ppp_async] Jul 29 09:44:41 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:41 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:41 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:41 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:41 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:41 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:41 ss kernel: [] do_timer+0xdd/0xf0 Jul 29 09:44:41 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:41 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:41 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:41 ss kernel: [] profile_hook+0x2e/0x47 Jul 29 09:44:41 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:41 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:41 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:41 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:41 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:41 ss kernel: [] default_idle+0x27/0x30 Jul 29 09:44:41 ss kernel: [] cpu_idle+0x31/0x40 Jul 29 09:44:41 ss kernel: [] rest_init+0x0/0xf0 Jul 29 09:44:41 ss kernel: [] start_kernel+0x1b5/0x210 Jul 29 09:44:41 ss kernel: [] unknown_bootoption+0x0/0x100 Jul 29 09:44:41 ss kernel: Jul 29 09:44:41 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:41 ss kernel: Call Trace: Jul 29 09:44:41 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:41 ss kernel: [] ppp_async_input+0x2b7/0x560 [ppp_async] Jul 29 09:44:42 ss kernel: [] ppp_asynctty_receive+0x9e/0x1b0 [ppp_async] Jul 29 09:44:42 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:42 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:42 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:42 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:42 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:42 ss kernel: [] ide_intr+0x3e4/0x5d0 Jul 29 09:44:42 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:42 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:42 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:42 ss kernel: [] profile_hook+0x2e/0x47 Jul 29 09:44:42 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:42 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:42 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:42 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:42 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:42 ss kernel: [] default_idle+0x27/0x30 Jul 29 09:44:42 ss kernel: [] cpu_idle+0x31/0x40 Jul 29 09:44:42 ss kernel: [] rest_init+0x0/0xf0 Jul 29 09:44:42 ss kernel: [] start_kernel+0x1b5/0x210 Jul 29 09:44:42 ss kernel: [] unknown_bootoption+0x0/0x100 Jul 29 09:44:42 ss kernel: Jul 29 09:44:42 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:42 ss kernel: Call Trace: Jul 29 09:44:42 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:42 ss kernel: [] ppp_asynctty_receive+0xf6/0x1b0 [ppp_async] Jul 29 09:44:42 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:42 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:42 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:42 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:42 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:42 ss kernel: [] ide_intr+0x3e4/0x5d0 Jul 29 09:44:42 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:42 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:42 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:42 ss kernel: [] profile_hook+0x2e/0x47 Jul 29 09:44:42 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:42 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:42 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:42 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:42 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:42 ss kernel: [] default_idle+0x27/0x30 Jul 29 09:44:42 ss kernel: [] cpu_idle+0x31/0x40 Jul 29 09:44:42 ss kernel: [] rest_init+0x0/0xf0 Jul 29 09:44:42 ss kernel: [] start_kernel+0x1b5/0x210 Jul 29 09:44:42 ss kernel: [] unknown_bootoption+0x0/0x100 Jul 29 09:44:42 ss kernel: Jul 29 09:44:42 ss kernel: Debug: sleeping function called from invalid context at mm/slab.c:1817 Jul 29 09:44:42 ss kernel: Call Trace: Jul 29 09:44:42 ss kernel: [] __might_sleep+0x5f/0x90 Jul 29 09:44:42 ss kernel: [] __kmalloc+0x1f0/0x210 Jul 29 09:44:42 ss kernel: [] ohci_urb_enqueue+0xbf/0x3c0 [ohci_hcd] Jul 29 09:44:42 ss kernel: [] kmem_cache_free+0x20b/0x350 Jul 29 09:44:42 ss kernel: [] hcd_submit_urb+0x1b7/0x2b0 [usbcore] Jul 29 09:44:42 ss kernel: [] kfree_skbmem+0x25/0x30 Jul 29 09:44:42 ss kernel: [] usb_submit_urb+0x1c5/0x240 [usbcore] Jul 29 09:44:42 ss kernel: [] acm_tty_write+0xd2/0x140 [cdc_acm] Jul 29 09:44:42 ss kernel: [] ppp_async_push+0x1fc/0x350 [ppp_async] Jul 29 09:44:42 ss kernel: [] ppp_async_send+0x43/0x50 [ppp_async] Jul 29 09:44:42 ss kernel: [] ppp_channel_push+0x1bb/0x6a0 [ppp_generic] Jul 29 09:44:42 ss kernel: [] alloc_skb+0x48/0xf0 Jul 29 09:44:42 ss kernel: [] ppp_write+0x1f0/0x2d0 [ppp_generic] Jul 29 09:44:42 ss kernel: [] vfs_write+0xd1/0x140 Jul 29 09:44:42 ss kernel: [] sys_write+0x3f/0x60 Jul 29 09:44:42 ss kernel: [] syscall_call+0x7/0xb Jul 29 09:44:42 ss kernel: Jul 29 09:44:42 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:42 ss kernel: Call Trace: Jul 29 09:44:42 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:42 ss kernel: [] ppp_async_input+0x2b7/0x560 [ppp_async] Jul 29 09:44:42 ss kernel: [] ppp_asynctty_receive+0x9e/0x1b0 [ppp_async] Jul 29 09:44:42 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:42 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:42 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:42 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:42 ss kernel: [] elv_queue_empty+0x1f/0x30 Jul 29 09:44:42 ss kernel: [] ide_do_request+0x60/0x590 Jul 29 09:44:42 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:42 ss kernel: [] do_timer+0xdd/0xf0 Jul 29 09:44:42 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:42 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:42 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:42 ss kernel: [] profile_hook+0x2e/0x47 Jul 29 09:44:42 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:42 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:42 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:42 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:42 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:42 ss kernel: [] default_idle+0x27/0x30 Jul 29 09:44:42 ss kernel: [] cpu_idle+0x31/0x40 Jul 29 09:44:42 ss kernel: [] rest_init+0x0/0xf0 Jul 29 09:44:42 ss kernel: [] start_kernel+0x1b5/0x210 Jul 29 09:44:42 ss kernel: [] unknown_bootoption+0x0/0x100 Jul 29 09:44:42 ss kernel: Jul 29 09:44:42 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:42 ss kernel: Call Trace: Jul 29 09:44:42 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:42 ss kernel: [] ppp_asynctty_receive+0xf6/0x1b0 [ppp_async] Jul 29 09:44:43 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:43 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:43 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:43 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:43 ss kernel: [] elv_queue_empty+0x1f/0x30 Jul 29 09:44:43 ss kernel: [] ide_do_request+0x60/0x590 Jul 29 09:44:43 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:43 ss kernel: [] do_timer+0xdd/0xf0 Jul 29 09:44:43 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:43 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:43 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:43 ss kernel: [] profile_hook+0x2e/0x47 Jul 29 09:44:43 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:43 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:43 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:43 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:43 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:43 ss kernel: [] default_idle+0x27/0x30 Jul 29 09:44:43 ss kernel: [] cpu_idle+0x31/0x40 Jul 29 09:44:43 ss kernel: [] rest_init+0x0/0xf0 Jul 29 09:44:43 ss kernel: [] start_kernel+0x1b5/0x210 Jul 29 09:44:43 ss kernel: [] unknown_bootoption+0x0/0x100 Jul 29 09:44:43 ss kernel: Jul 29 09:44:43 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:43 ss kernel: Call Trace: Jul 29 09:44:43 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:43 ss kernel: [] ppp_asynctty_receive+0xf6/0x1b0 [ppp_async] Jul 29 09:44:43 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:43 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:43 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:43 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:43 ss kernel: [] ide_do_request+0x2a5/0x590 Jul 29 09:44:43 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:43 ss kernel: [] do_timer+0xdd/0xf0 Jul 29 09:44:43 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:43 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:43 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:43 ss kernel: [] profile_hook+0x2e/0x47 Jul 29 09:44:43 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:43 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:43 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:43 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:43 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:43 ss kernel: [] default_idle+0x27/0x30 Jul 29 09:44:43 ss kernel: [] cpu_idle+0x31/0x40 Jul 29 09:44:43 ss pppd[846]: ioctl(PPPIOCSASYNCMAP): Inappropriate ioctl for device(25) Jul 29 09:44:43 ss kernel: [] rest_init+0x0/0xf0 Jul 29 09:44:43 ss pppd[846]: tcflush failed: Input/output error Jul 29 09:44:43 ss kernel: [] start_kernel+0x1b5/0x210 Jul 29 09:44:43 ss kernel: [] unknown_bootoption+0x0/0x100 Jul 29 09:44:43 ss kernel: Jul 29 09:44:43 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:43 ss kernel: Call Trace: Jul 29 09:44:43 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:43 ss kernel: [] ppp_async_input+0x2b7/0x560 [ppp_async] Jul 29 09:44:43 ss kernel: [] ppp_asynctty_receive+0x9e/0x1b0 [ppp_async] Jul 29 09:44:43 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:43 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:43 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:43 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:43 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:43 ss kernel: [] sys_select+0x220/0x4c0 Jul 29 09:44:43 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:43 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:43 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:43 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:43 ss kernel: Jul 29 09:44:43 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:43 ss kernel: Call Trace: Jul 29 09:44:43 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:43 ss kernel: [] ppp_asynctty_receive+0xf6/0x1b0 [ppp_async] Jul 29 09:44:43 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:43 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:43 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:43 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:43 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:43 ss kernel: [] sys_select+0x220/0x4c0 Jul 29 09:44:43 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:43 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:43 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:43 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:43 ss kernel: Jul 29 09:44:43 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:43 ss kernel: Call Trace: Jul 29 09:44:43 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:43 ss kernel: [] ppp_asynctty_receive+0xf6/0x1b0 [ppp_async] Jul 29 09:44:43 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:43 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:43 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:43 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:43 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:43 ss kernel: [] do_timer+0xdd/0xf0 Jul 29 09:44:44 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:44 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:44 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:44 ss kernel: [] profile_hook+0x2e/0x47 Jul 29 09:44:44 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:44 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:44 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:44 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:44 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:44 ss kernel: [] default_idle+0x27/0x30 Jul 29 09:44:44 ss kernel: [] cpu_idle+0x31/0x40 Jul 29 09:44:44 ss kernel: [] rest_init+0x0/0xf0 Jul 29 09:44:44 ss kernel: [] start_kernel+0x1b5/0x210 Jul 29 09:44:44 ss kernel: [] unknown_bootoption+0x0/0x100 Jul 29 09:44:44 ss kernel: Jul 29 09:44:44 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:44 ss kernel: Call Trace: Jul 29 09:44:44 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:44 ss kernel: [] ppp_asynctty_receive+0xf6/0x1b0 [ppp_async] Jul 29 09:44:44 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:44 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:44 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:44 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:44 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:44 ss kernel: [] do_timer+0xdd/0xf0 Jul 29 09:44:44 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:44 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:44 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:44 ss kernel: [] profile_hook+0x2e/0x47 Jul 29 09:44:44 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:44 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:44 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:44 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:44 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:44 ss kernel: [] default_idle+0x27/0x30 Jul 29 09:44:44 ss kernel: [] cpu_idle+0x31/0x40 Jul 29 09:44:44 ss kernel: [] rest_init+0x0/0xf0 Jul 29 09:44:44 ss kernel: [] start_kernel+0x1b5/0x210 Jul 29 09:44:44 ss kernel: [] unknown_bootoption+0x0/0x100 Jul 29 09:44:44 ss kernel: Jul 29 09:44:44 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:44 ss kernel: Call Trace: Jul 29 09:44:44 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:44 ss kernel: [] ppp_async_input+0x2b7/0x560 [ppp_async] Jul 29 09:44:44 ss kernel: [] ppp_asynctty_receive+0x9e/0x1b0 [ppp_async] Jul 29 09:44:44 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:44 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:44 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:44 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:44 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:44 ss kernel: [] do_timer+0xdd/0xf0 Jul 29 09:44:44 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:44 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:44 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:44 ss kernel: [] profile_hook+0x2e/0x47 Jul 29 09:44:44 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:44 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:44 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:44 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:44 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:44 ss kernel: [] default_idle+0x27/0x30 Jul 29 09:44:44 ss kernel: [] cpu_idle+0x31/0x40 Jul 29 09:44:44 ss kernel: [] rest_init+0x0/0xf0 Jul 29 09:44:44 ss kernel: [] start_kernel+0x1b5/0x210 Jul 29 09:44:44 ss kernel: [] unknown_bootoption+0x0/0x100 Jul 29 09:44:44 ss kernel: Jul 29 09:44:44 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:44 ss kernel: Call Trace: Jul 29 09:44:44 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:44 ss kernel: [] ppp_asynctty_receive+0xf6/0x1b0 [ppp_async] Jul 29 09:44:44 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:44 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:44 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:44 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:44 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:44 ss kernel: [] do_timer+0xdd/0xf0 Jul 29 09:44:44 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:44 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:44 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:45 ss kernel: [] profile_hook+0x2e/0x47 Jul 29 09:44:45 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:45 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:45 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:45 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:45 ss kernel: [] default_idle+0x0/0x30 Jul 29 09:44:45 ss kernel: [] default_idle+0x27/0x30 Jul 29 09:44:45 ss kernel: [] cpu_idle+0x31/0x40 Jul 29 09:44:45 ss kernel: [] rest_init+0x0/0xf0 Jul 29 09:44:45 ss kernel: [] start_kernel+0x1b5/0x210 Jul 29 09:44:45 ss kernel: [] unknown_bootoption+0x0/0x100 Jul 29 09:44:45 ss kernel: Jul 29 09:44:45 ss kernel: Badness in local_bh_enable at kernel/softirq.c:113 Jul 29 09:44:45 ss kernel: Call Trace: Jul 29 09:44:45 ss kernel: [] local_bh_enable+0x88/0x90 Jul 29 09:44:45 ss kernel: [] ppp_asynctty_receive+0xf6/0x1b0 [ppp_async] Jul 29 09:44:45 ss kernel: [] flush_to_ldisc+0x15e/0x250 Jul 29 09:44:45 ss kernel: [] acm_read_bulk+0xb8/0x140 [cdc_acm] Jul 29 09:44:45 ss kernel: [] usb_hcd_giveback_urb+0x27/0x40 [usbcore] Jul 29 09:44:45 ss kernel: [] dl_done_list+0x201/0x320 [ohci_hcd] Jul 29 09:44:45 ss kernel: [] ohci_irq+0x28c/0x370 [ohci_hcd] Jul 29 09:44:45 ss kernel: [] __kfree_skb+0x81/0x100 Jul 29 09:44:45 ss kernel: [] usb_hcd_irq+0x2e/0x60 [usbcore] Jul 29 09:44:45 ss kernel: [] handle_IRQ_event+0x3b/0x70 Jul 29 09:44:45 ss kernel: [] do_IRQ+0x141/0x3a0 Jul 29 09:44:45 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:45 ss kernel: [] do_softirq+0x9f/0xb0 Jul 29 09:44:45 ss kernel: [] do_IRQ+0x250/0x3a0 Jul 29 09:44:45 ss kernel: [] common_interrupt+0x18/0x20 Jul 29 09:44:45 ss kernel: [] current_kernel_time+0x1/0x40 Jul 29 09:44:45 ss kernel: [] tty_write+0x3b6/0x750 Jul 29 09:44:45 ss kernel: [] do_select+0x26c/0x3f0 Jul 29 09:44:45 ss kernel: [] write_chan+0x0/0x220 Jul 29 09:44:45 ss kernel: [] do_readv_writev+0x1cf/0x280 Jul 29 09:44:45 ss kernel: [] tty_write+0x0/0x750 Jul 29 09:44:45 ss kernel: [] vfs_writev+0x5d/0x70 Jul 29 09:44:45 ss kernel: [] sys_writev+0x3f/0x60 Jul 29 09:44:45 ss kernel: [] syscall_call+0x7/0xb Jul 29 09:44:45 ss kernel: -8<- dmesg --------------- It's pppd or kernel problem ? BTW: kernel build with CONFIG_PREEMPT=y perhaps it's source of last problem ? Regards, /SS