#18953: mjpg-streamer won't work with many webcam. ------------------------+-------------------------------- Reporter: anonymous | Owner: developers Type: defect | Status: new Priority: normal | Milestone: Chaos Calmer 15.05 Component: packages | Version: Trunk Resolution: | Keywords: ------------------------+--------------------------------
Comment (by anonymous): {{{ uvcdynctrl -f -d /dev/video0 Listing available frame formats for device /dev/video0: Pixel format: YUYV (YUV 4:2:2 (YUYV); MIME type: video/x-raw-yuv) Frame size: 640x480 Frame rates: 30 Frame size: 160x120 Frame rates: 30 Frame size: 176x144 Frame rates: 30 Frame size: 320x240 Frame rates: 30 Frame size: 352x288 Frame rates: 30 Frame size: 1280x1024 Frame rates: 15 }}} {{{ [19515.884000] uvcvideo: Failed to query (GET_DEF) UVC control 2 on unit 3: -32 (exp. 2). [19515.896000] uvcvideo: Failed to query (GET_DEF) UVC control 2 on unit 3: -32 (exp. 2). [19515.904000] uvcvideo: Failed to query (GET_DEF) UVC control 3 on unit 3: -32 (exp. 2). [19515.916000] uvcvideo: Failed to query (GET_DEF) UVC control 7 on unit 3: -32 (exp. 2). [19515.924000] uvcvideo: Failed to query (GET_DEF) UVC control 6 on unit 3: -32 (exp. 2). [19515.932000] uvcvideo: Failed to query (GET_DEF) UVC control 9 on unit 3: -32 (exp. 2). [19515.940000] uvcvideo: Failed to query (GET_DEF) UVC control 4 on unit 3: -32 (exp. 2). [19515.952000] uvcvideo: Failed to query (GET_DEF) UVC control 5 on unit 3: -32 (exp. 1). [19515.960000] uvcvideo: Failed to query (GET_DEF) UVC control 10 on unit 3: -32 (exp. 2). [19515.968000] uvcvideo: Failed to query (GET_DEF) UVC control 8 on unit 3: -32 (exp. 2). [19515.980000] uvcvideo: Failed to query (GET_DEF) UVC control 1 on unit 3: -32 (exp. 2). [19516.008000] IFXUSB: ISOC transfer not supported!!! [19516.012000] uvcvideo: Failed to submit URB 0 (-19). [19516.920000] ------------[ cut here ]------------ [19516.924000] WARNING: CPU: 0 PID: 1895 at drivers/media/v4l2-core/videobuf2-core.c:2135 vb2_queue_init+0x548/0xe34 [videobuf2_core]() [19516.936000] Modules linked in: ath9k ath9k_common iptable_nat ath9k_hw ath pppoe nf_nat_ipv4 nf_conntrack_ipv6 nf_conntrack_ipv4 mac80211 ipt_REJECT ipt_MASQUERADE cfg80211 xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_id xt_conntrack xt_comment xt_TCPMSS xt_REDIRECT xt_LOG xt_CT uvcvideo pppox ppp_async nf_reject_ipv4 nf_nat_masquerade_ipv4 nf_nat_ftp nf_nat nf_log_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 nf_conntrack_rtcache nf_conntrack_ftp nf_conntrack ltq_deu_ar9 ltq_atm_ar9 iptable_raw iptable_mangle iptable_filter ip_tables crc_ccitt compat videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev drv_dsl_cpe_api i2c_dev i2c_core ltq_mei_ar9 ledtrig_usbdev ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 nf_log_common ip6table_raw ip6table_mangle ip6table_filter ip6_tables x_tables ehci_platform ehci_hcd pppoatm ppp_generic slhc br2684 atm ipv6 dma_shared_buffer arc4 crypto_blkcipher ltq_hcd_ar9 gpio_button_hotplug aead [19517.020000] CPU: 0 PID: 1895 Comm: mjpg_streamer Tainted: G W 3.18.23 #1 [19517.028000] Stack : 00000000 00000000 00000000 00000000 804745f2 00000048 00000000 00000000 [19517.028000] 83204868 833d5b00 803aafe0 80426c03 00000767 8047382c 83204868 833d5b00 [19517.028000] 83b55c00 770d7358 82d86de0 8005546c 00000003 8002d848 00000857 00000000 [19517.028000] 803af570 82717c14 00000000 00000000 00000000 00000000 00000000 00000000 [19517.028000] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [19517.028000] ... [19517.064000] Call Trace: [19517.064000] [<80019fd0>] show_stack+0x50/0x84 [19517.072000] [<8002d9c8>] warn_slowpath_common+0x84/0xb4 [19517.076000] [<8002da80>] warn_slowpath_null+0x18/0x24 [19517.080000] [<831419ac>] vb2_queue_init+0x548/0xe34 [videobuf2_core] [19517.088000] [19517.088000] ---[ end trace 50717ea3f7ec9747 ]--- }}} -- Ticket URL: <https://dev.openwrt.org/ticket/18953#comment:8> OpenWrt <http://openwrt.org> Opensource Wireless Router Technology _______________________________________________ openwrt-tickets mailing list openwrt-tickets@lists.openwrt.org https://lists.openwrt.org/cgi-bin/mailman/listinfo/openwrt-tickets