I'm using Arch Linux with all packages updated (kernel 4.2.0-1-ARCH). I noticed the older posts as well, but I haven't seen anyone offer a solution. My guess is that the problem was just never resolved.
On Wednesday, September 23, 2015 at 12:57:30 AM UTC-4, William Hermans wrote: > > First, which distro are you using, and how old is the Linux image ? The > reason why I ask is that this problem is similar to several posts on this > group dating back to 2013 . . . > > On Tue, Sep 22, 2015 at 6:32 PM, <[email protected] <javascript:>> wrote: > >> Hi all, >> >> I'm having difficulty with my Beaglebone Black while trying to control a >> HackRF. The issue only ever comes up if I try to transmit something, which >> makes sense since it seems to be trying to flush the TX buffer. >> >> The device is connected to a powered USB hub, and works just fine from my >> desktop and laptop. I don't have another embedded device that I can try it >> on. >> >> I've seen some other posts about the same error, but I haven't found >> anything helpful or explanatory. Here's a post >> <https://www.nuand.com/forums/viewtopic.php?t=3709&p=6313>someone else >> made with the same issue, using a BladeRF. I've seen it pop up for other >> devices too, but I'm not getting anywhere close to finding a solution. >> >> Below is what dmesg is printing. It happens consistently any time that I >> try to transmit, and the entire bus seems to be dead once it happens (my >> WiFi dongle stops working too until I reboot). Does anyone have any insight >> or suggestions? This is a complete show-stopper for my project, in which >> I'd be using the HackRF to do some transmitting. >> >> >>> [ 150.763241] ------------[ cut here ]------------ >>> >>> [ 150.767932] WARNING: CPU: 0 PID: 574 at >>> drivers/usb/musb/musb_host.c:128 musb_h_tx_flush_fifo+0x104/0x130() >>> >>> [ 150.777711] Could not flush host TX2 fifo: csr: 0103 >>> >>> [ 150.782693] Modules linked in: ccm arc4 rtl8192cu rtl_usb >>> rtl8192c_common rtlwifi mac80211 cfg80211 omap_aes omap_sham omap_rng >>> rng_core tilcdc tda998x drm_kms_helper uio_pdrv_genirq uio sch_fq_codel >>> ip_tables x_tables >>> >>> [ 150.802288] CPU: 0 PID: 574 Comm: fan.py Not tainted 4.2.0-1-ARCH #1 >>> >>> [ 150.808666] Hardware name: Generic AM33XX (Flattened Device Tree) >>> >>> [ 150.814826] [<c001704c>] (unwind_backtrace) from [<c0014224>] >>> (show_stack+0x20/0x24) >>> >>> [ 150.822617] [<c0014224>] (show_stack) from [<c08b4f58>] >>> (dump_stack+0x24/0x28) >>> >>> [ 150.829881] [<c08b4f58>] (dump_stack) from [<c0049eb0>] >>> (warn_slowpath_common+0x94/0xc0) >>> >>> [ 150.838010] [<c0049eb0>] (warn_slowpath_common) from [<c0049f1c>] >>> (warn_slowpath_fmt+0x40/0x48) >>> >>> [ 150.846750] [<c0049f1c>] (warn_slowpath_fmt) from [<c066b938>] >>> (musb_h_tx_flush_fifo+0x104/0x130) >>> >>> [ 150.855666] [<c066b938>] (musb_h_tx_flush_fifo) from [<c066d8a0>] >>> (musb_cleanup_urb.isra.7+0x60/0xf4) >>> >>> [ 150.864929] [<c066d8a0>] (musb_cleanup_urb.isra.7) from [<c066dc04>] >>> (musb_urb_dequeue+0x170/0x1b0) >>> >>> [ 150.874020] [<c066dc04>] (musb_urb_dequeue) from [<c0610b70>] >>> (unlink1+0x3c/0x124) >>> >>> [ 150.881625] [<c0610b70>] (unlink1) from [<c0612d08>] >>> (usb_hcd_unlink_urb+0x74/0xd8) >>> >>> [ 150.889318] [<c0612d08>] (usb_hcd_unlink_urb) from [<c0614248>] >>> (usb_kill_urb+0x68/0xe8) >>> >>> [ 150.897448] [<c0614248>] (usb_kill_urb) from [<c062044c>] >>> (usbdev_ioctl+0x105c/0x18b0) >>> >>> [ 150.905404] [<c062044c>] (usbdev_ioctl) from [<c0184fb8>] >>> (do_vfs_ioctl+0x3c8/0x5a8) >>> >>> [ 150.913183] [<c0184fb8>] (do_vfs_ioctl) from [<c0185214>] >>> (SyS_ioctl+0x7c/0x8c) >>> >>> [ 150.920525] [<c0185214>] (SyS_ioctl) from [<c00104e0>] >>> (ret_fast_syscall+0x0/0x3c) >>> >>> [ 150.928125] ---[ end trace d9aef1845b59ce54 ]--- >>> >>> [ 151.937620] ------------[ cut here ]------------ >>> >>> [ 151.942311] WARNING: CPU: 0 PID: 157 at >>> drivers/usb/musb/musb_host.c:128 musb_h_tx_flush_fifo+0x104/0x130() >>> >>> [ 151.952090] Could not flush host TX2 fifo: csr: 0103 >>> >>> [ 151.957071] Modules linked in: ccm arc4 rtl8192cu rtl_usb >>> rtl8192c_common rtlwifi mac80211 cfg80211 omap_aes omap_sham omap_rng >>> rng_core tilcdc tda998x drm_kms_helper uio_pdrv_genirq uio sch_fq_codel >>> ip_tables x_tables >>> >>> [ 151.976663] CPU: 0 PID: 157 Comm: systemd-timesyn Tainted: G W >>> 4.2.0-1-ARCH #1 >>> >>> [ 151.985045] Hardware name: Generic AM33XX (Flattened Device Tree) >>> >>> [ 151.991198] [<c001704c>] (unwind_backtrace) from [<c0014224>] >>> (show_stack+0x20/0x24) >>> >>> [ 151.998986] [<c0014224>] (show_stack) from [<c08b4f58>] >>> (dump_stack+0x24/0x28) >>> >>> [ 152.006248] [<c08b4f58>] (dump_stack) from [<c0049eb0>] >>> (warn_slowpath_common+0x94/0xc0) >>> >>> [ 152.014378] [<c0049eb0>] (warn_slowpath_common) from [<c0049f1c>] >>> (warn_slowpath_fmt+0x40/0x48) >>> >>> [ 152.023117] [<c0049f1c>] (warn_slowpath_fmt) from [<c066b938>] >>> (musb_h_tx_flush_fifo+0x104/0x130) >>> >>> [ 152.032031] [<c066b938>] (musb_h_tx_flush_fifo) from [<c066c880>] >>> (musb_start_urb+0x7f8/0xd14) >>> >>> [ 152.040681] [<c066c880>] (musb_start_urb) from [<c066d5d4>] >>> (musb_urb_enqueue+0x364/0x5d0) >>> >>> [ 152.048988] [<c066d5d4>] (musb_urb_enqueue) from [<c06123e8>] >>> (usb_hcd_submit_urb+0xd8/0x984) >>> >>> [ 152.057555] [<c06123e8>] (usb_hcd_submit_urb) from [<c0614064>] >>> (usb_submit_urb+0x41c/0x598) >>> >>> [ 152.066044] [<c0614064>] (usb_submit_urb) from [<bf213b04>] >>> (rtl_usb_tx+0x250/0x3d4 [rtl_usb]) >>> >>> [ 152.074746] [<bf213b04>] (rtl_usb_tx [rtl_usb]) from [<bf1f0c7c>] >>> (rtl_op_tx+0xac/0xb0 [rtlwifi]) >>> >>> [ 152.083932] [<bf1f0c7c>] (rtl_op_tx [rtlwifi]) from [<bf157e48>] >>> (ieee80211_tx_frags+0x168/0x398 [mac80211]) >>> >>> [ 152.093959] [<bf157e48>] (ieee80211_tx_frags [mac80211]) from >>> [<bf15810c>] (__ieee80211_tx+0x94/0x180 [mac80211]) >>> >>> [ 152.104407] [<bf15810c>] (__ieee80211_tx [mac80211]) from >>> [<bf15a300>] (ieee80211_tx+0xc4/0xf4 [mac80211]) >>> >>> [ 152.114243] [<bf15a300>] (ieee80211_tx [mac80211]) from [<bf15b924>] >>> (ieee80211_xmit+0xb0/0x110 [mac80211]) >>> >>> [ 152.124164] [<bf15b924>] (ieee80211_xmit [mac80211]) from >>> [<bf15c710>] (__ieee80211_subif_start_xmit+0x4c0/0x6a8 [mac80211]) >>> >>> [ 152.135570] [<bf15c710>] (__ieee80211_subif_start_xmit [mac80211]) >>> from [<bf15c914>] (ieee80211_subif_start_xmit+0x1c/0x24 [mac80211]) >>> >>> [ 152.147784] [<bf15c914>] (ieee80211_subif_start_xmit [mac80211]) from >>> [<c078d334>] (dev_hard_start_xmit+0x250/0x394) >>> >>> [ 152.158362] [<c078d334>] (dev_hard_start_xmit) from [<c07addd0>] >>> (sch_direct_xmit+0x114/0x1c8) >>> >>> [ 152.167015] [<c07addd0>] (sch_direct_xmit) from [<c078d7d0>] >>> (__dev_queue_xmit+0x224/0x4fc) >>> >>> [ 152.175402] [<c078d7d0>] (__dev_queue_xmit) from [<c078dac8>] >>> (dev_queue_xmit_sk+0x20/0x24) >>> >>> [ 152.183791] [<c078dac8>] (dev_queue_xmit_sk) from [<c07c7be8>] >>> (ip_finish_output2+0x18c/0x408) >>> >>> [ 152.192442] [<c07c7be8>] (ip_finish_output2) from [<c07c9b48>] >>> (ip_finish_output+0x154/0x1f8) >>> >>> [ 152.201003] [<c07c9b48>] (ip_finish_output) from [<c07c9fc4>] >>> (ip_output+0xa4/0x10c) >>> >>> [ 152.208781] [<c07c9fc4>] (ip_output) from [<c07c7850>] >>> (ip_local_out_sk+0x44/0x48) >>> >>> [ 152.216384] [<c07c7850>] (ip_local_out_sk) from [<c07ca92c>] >>> (ip_send_skb+0x20/0x80) >>> >>> [ 152.224169] [<c07ca92c>] (ip_send_skb) from [<c07f1a24>] >>> (udp_send_skb+0xf4/0x270) >>> >>> [ 152.231776] [<c07f1a24>] (udp_send_skb) from [<c07f3818>] >>> (udp_sendmsg+0x2a4/0x7e4) >>> >>> [ 152.239472] [<c07f3818>] (udp_sendmsg) from [<c07fdc9c>] >>> (inet_sendmsg+0x44/0x78) >>> >>> [ 152.246990] [<c07fdc9c>] (inet_sendmsg) from [<c07710ec>] >>> (sock_sendmsg+0x44/0x54) >>> >>> [ 152.254595] [<c07710ec>] (sock_sendmsg) from [<c0772588>] >>> (SyS_sendto+0xd8/0x114) >>> >>> [ 152.262116] [<c0772588>] (SyS_sendto) from [<c00104e0>] >>> (ret_fast_syscall+0x0/0x3c) >>> >>> [ 152.269803] ---[ end trace d9aef1845b59ce55 ]--- >>> >>> [ 162.924571] rtl_usb: reg 0x608, usbctrl_vendorreq TimeOut! >>> status:0xffffff92 value=0xd3c000 >>> >>> [ 172.919476] rtl_usb: reg 0x608, usbctrl_vendorreq TimeOut! >>> status:0xffffff92 value=0xd30000 >>> >>> [ 182.914417] rtl_usb: reg 0x608, usbctrl_vendorreq TimeOut! >>> status:0xffffff92 value=0xf0002ace >>> >>> [ 192.909366] rtl_usb: reg 0x4fd, usbctrl_vendorreq TimeOut! >>> status:0xffffff92 value=0x69543421 >>> >> >> -- >> For more options, visit 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