From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mx3.redhat.com (mx3.redhat.com [172.16.48.32]) by int-mx1.corp.redhat.com (8.13.1/8.13.1) with ESMTP id m5LIXZmo023894 for ; Sat, 21 Jun 2008 14:33:35 -0400 Received: from smtp2-g19.free.fr (smtp2-g19.free.fr [212.27.42.28]) by mx3.redhat.com (8.13.8/8.13.8) with ESMTP id m5LIXNgF005039 for ; Sat, 21 Jun 2008 14:33:23 -0400 Received: from smtp2-g19.free.fr (localhost.localdomain [127.0.0.1]) by smtp2-g19.free.fr (Postfix) with ESMTP id B018912B6D4 for ; Sat, 21 Jun 2008 20:33:22 +0200 (CEST) Received: from [192.168.0.3] (cac94-1-81-57-151-96.fbx.proxad.net [81.57.151.96]) by smtp2-g19.free.fr (Postfix) with ESMTP id 6E14D12B6BC for ; Sat, 21 Jun 2008 20:33:22 +0200 (CEST) Message-ID: <485D4972.2070801@free.fr> Date: Sat, 21 Jun 2008 20:33:22 +0200 From: matthieu castet MIME-Version: 1.0 To: Video 4 Linux Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Subject: application hanging with 2.6.25 and bttv List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: video4linux-list-bounces@redhat.com Errors-To: video4linux-list-bounces@redhat.com List-ID: Hi, I have got a tv application that doesn't work anymore with 2.6.25 : it hangs. Strace : open("/dev/video0", O_RDWR) = 3 ioctl(3, EXT2_IOC_GETVERSION or VIDIOCGCAP, 0x8674e80) = 0 ioctl(3, EXT2_IOC_SETVERSION or SONYPI_IOCGBAT1CAP or VIDIOCGCHAN, 0x8674ec0) = 0 ioctl(3, EXT2_IOC_SETVERSION or SONYPI_IOCGBAT1CAP or VIDIOCGCHAN, 0x8674ec0) = 0 ioctl(3, EXT2_IOC_SETVERSION or SONYPI_IOCGBAT1CAP or VIDIOCGCHAN, 0x8674ec0) = 0 ioctl(3, SONYPI_IOCGBAT1REM or VIDIOCSCHAN, 0x8674ec0) = 0 ioctl(3, EXT2_IOC_SETVERSION or SONYPI_IOCGBAT1CAP or VIDIOCGCHAN, 0x8674ec0) = 0 ioctl(3, SONYPI_IOCGBAT2CAP or VIDIOCGTUNER, 0x8672fc0) = 0 ioctl(3, SONYPI_IOCGBAT2REM or VIDIOCSTUNER, 0x8672fc0) = 0 ioctl(3, SONYPI_IOCGBAT1REM or VIDIOCSCHAN, 0x8674ec0) = 0 ioctl(3, VIDIOCGPICT, 0x8672f9e) = 0 ioctl(3, SONYPI_IOCGBATFLAGS or VIDIOCSPICT, 0x8672f9e) = 0 ioctl(3, VIDIOCSWIN, 0x8674be0) = 0 ioctl(3, VIDIOCGMBUF <----- here hang echo w > /proc/sysrq-trigger [ 3838.478636] SysRq : Show Blocked State [ 3838.478636] task PC stack pid father [ 3838.478636] mytv D 00000095 0 9377 9375 [ 3838.478636] f7edb930 00200082 f8c92216 00000095 f7edbab0 c180b920 00000000 000d0f6e [ 3838.478636] f679fdd4 c180b920 000000ff 00000000 00000000 00000000 f7e03010 f7e03018 [ 3838.478636] f7e03014 f7edb930 c02b47e9 f7e03018 f7e03018 f7edb930 f7e03010 00208000 [ 3838.478636] Call Trace: [ 3838.478636] [] i2c_transfer+0x66/0x6d [i2c_core] [ 3838.478636] [] __mutex_lock_slowpath+0x50/0x7b [ 3838.478636] [] mutex_lock+0xa/0xb [ 3838.478636] [] videobuf_mmap_setup+0xe/0x2d [videobuf_core] [ 3838.478636] [] vidiocgmbuf+0x24/0x83 [bttv] [ 3838.478636] [] vidiocgmbuf+0x0/0x83 [bttv] [ 3838.478636] [] __video_do_ioctl+0x93/0x2cca [videodev] [ 3838.478636] [] __wake_up_common+0x2e/0x58 [ 3838.478636] [] __wake_up_sync+0x2a/0x3e [ 3838.478636] [] __dequeue_entity+0x1f/0x71 [ 3838.478636] [] __switch_to+0xa3/0x12f [ 3838.478636] [] video_ioctl2+0x16d/0x233 [videodev] [ 3838.478636] [] ptrace_notify+0x7d/0xa4 [ 3838.478636] [] vfs_ioctl+0x47/0x5d [ 3838.478636] [] do_vfs_ioctl+0x245/0x258 [ 3838.478636] [] sys_ioctl+0x41/0x5b [ 3838.478636] [] syscall_call+0x7/0xb [ 3838.478636] ======================= -- video4linux-list mailing list Unsubscribe mailto:video4linux-list-request@redhat.com?subject=unsubscribe https://www.redhat.com/mailman/listinfo/video4linux-list