gouri, could you please test the latest upstream kernel available from the very top line at the top of the page from http://kernel.ubuntu.com /~kernel-ppa/mainline/?C=N;O=D (the release names are irrelevant for testing, and please do not test the daily folder)? Install instructions are available at https://wiki.ubuntu.com/Kernel/MainlineBuilds . This will allow additional upstream developers to examine the issue.
If the latest kernel did not allow you to test to the issue (ex. you couldn't boot into the OS) please make a comment in your report about this, and continue to test the next most recent kernel version until you can test to the issue. Once you've tested the upstream kernel, please comment on which kernel version specifically you tested. If this issue is fixed in the mainline kernel, please add the following tags by clicking on the yellow circle with a black pencil icon, next to the word Tags, located at the bottom of the report description: kernel-fixed-upstream kernel-fixed-upstream-X.Y-rcZ Where X, Y, and Z are numbers corresponding to the kernel version. If the mainline kernel does not fix the issue, please add the following tags: kernel-bug-exists-upstream kernel-bug-exists-upstream-X.Y-rcZ Please note, an error to install the kernel does not fit the criteria of kernel-bug-exists-upstream. Once testing of the latest upstream kernel is complete, please mark this report's Status as Confirmed. Please let us know your results. Thank you for your understanding. ** Tags added: needs-upstream-testing trusty wily -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1269883 Title: 0b95:1790 [Asus N55SF] Bad performance of Asix Ethernet-to-USB device on USB3 port Status in Linux: Unknown Status in linux package in Ubuntu: Incomplete Bug description: Plugging USB-to-ethernet device ID 0b95:1790 ASIX Electronics Corp. in USB3 port yields slow performance, dmesg flooded with errors. Plugging on USB2 port, exact same situation otherwise, works well. This is reproducible 3 out of 4 attempts. Machine has 2 USB3 ports on the left, 2 USB2 ports on the right. ### When working (USB2 port) * ethernet auto-negociation is fast * mii-tool is fast (typical 0.05s) * few lines in dmesg * good performance ### When failing : * ethernet auto-negociation fails, then sometimes eventually works * mii-tool is slow (10s of seconds instead of 0.05s) time sudo mii-tool eth0: no link eth1: 10 Mbit, half duplex, no link real 0m40.014s user 0m0.013s sys 0m0.006s time sudo mii-tool eth0: no link eth1: 10 Mbit, half duplex, no link real 0m50.015s user 0m0.011s sys 0m0.011s time sudo mii-tool eth0: no link eth1: negotiated 100baseTx-FD, link ok real 0m10.051s user 0m0.000s sys 0m0.012s But on some attempts mii-tool is fast... time sudo mii-tool eth0: no link eth1: negotiated 100baseTx-FD, link ok real 0m0.057s user 0m0.011s sys 0m0.012s * DHCP eventually completes (after about 30 seconds) then ethernet works. * whole system behaviour feels a little sluggish (not very clear, though) * mii-tool still slow (10s of seconds instead of 0.05s) ## dmesg when failing Full dmesg attached. Specific lines with occurrence count at random point (obtained with "dmesg | sed 's/^................//' | sort | uniq -c | sort -n" ). 50 ei_me 0000:00:16.0: reset: wrong host start response 51 ei_me 0000:00:16.0: reset: unexpected enumeration response hbm. 60 ax88179_178a 4-1:1.0 eth1: kevent 4 may have been dropped 100 ei_me 0000:00:16.0: unexpected reset: dev_state = RESETTING 141 xhci_hcd 0000:04:00.0: ERROR Transfer event TRB DMA ptr not part of current TD 214 ax88179_178a 4-1:1.0 eth1: ax88179 - Link status is: 1 Another attempt 11 ax88179_178a 4-1:1.0 eth1: Failed to read reg index 0x0000: -110 14 ax88179_178a 4-1:1.0 eth1: Failed to write reg index 0x0002: -110 61 xhci_hcd 0000:04:00.0: A Set TR Deq Ptr command is pending. 61 xhci_hcd 0000:04:00.0: WARN Cannot submit Set TR Deq Ptr 209 ax88179_178a 4-1:1.0 eth1: kevent 4 may have been dropped 809 ax88179_178a 4-1:1.0 eth1: ax88179 - Link status is: 1 925 xhci_hcd 0000:04:00.0: ERROR Transfer event TRB DMA ptr not part of current TD 5 IPv6: ADDRCONF(NETDEV_CHANGE): eth1: link becomes ready 6 ax88179_178a 4-1:1.0 eth1: Failed to read reg index 0x0001: -110 6 ax88179_178a 4-1:1.0 eth1: Failed to read reg index 0x0009: -110 6 ax88179_178a 4-1:1.0 eth1: Failed to read reg index 0x000a: -110 6 net_ratelimit: 31 callbacks suppressed 9 IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready 10 net_ratelimit: 30 callbacks suppressed 14 ax88179_178a 4-1:1.0 eth1: Failed to read reg index 0x0000: -110 14 ax88179_178a 4-1:1.0 eth1: Failed to write reg index 0x0002: -110 209 ax88179_178a 4-1:1.0 eth1: kevent 4 may have been dropped 232 xhci_hcd 0000:04:00.0: A Set TR Deq Ptr command is pending. 232 xhci_hcd 0000:04:00.0: WARN Cannot submit Set TR Deq Ptr 610 xhci_hcd 0000:04:00.0: ERROR Transfer event TRB DMA ptr not part of current TD 809 ax88179_178a 4-1:1.0 eth1: ax88179 - Link status is: 1 Jan 16 18:39:35 n55sf-l kernel: [203181.206451] xhci_hcd 0000:04:00.0: A Set TR Deq Ptr command is pending. Jan 16 18:39:36 n55sf-l kernel: [203181.578841] xhci_hcd 0000:04:00.0: WARN Cannot submit Set TR Deq Ptr Jan 16 18:39:36 n55sf-l kernel: [203181.578854] xhci_hcd 0000:04:00.0: A Set TR Deq Ptr command is pending. Jan 16 18:39:36 n55sf-l kernel: [203182.075350] xhci_hcd 0000:04:00.0: WARN Cannot submit Set TR Deq Ptr Jan 16 18:39:36 n55sf-l kernel: [203182.075364] xhci_hcd 0000:04:00.0: A Set TR Deq Ptr command is pending. Jan 16 18:39:36 n55sf-l kernel: [203182.199491] xhci_hcd 0000:04:00.0: WARN Cannot submit Set TR Deq Ptr Jan 16 18:39:36 n55sf-l kernel: [203182.199504] xhci_hcd 0000:04:00.0: A Set TR Deq Ptr command is pending. Jan 16 18:39:37 n55sf-l kernel: [203182.944174] xhci_hcd 0000:04:00.0: WARN Cannot submit Set TR Deq Ptr Jan 16 18:39:37 n55sf-l kernel: [203182.944178] xhci_hcd 0000:04:00.0: A Set TR Deq Ptr command is pending. Jan 16 18:39:37 n55sf-l kernel: [203183.068300] xhci_hcd 0000:04:00.0: WARN Cannot submit Set TR Deq Ptr Jan 16 18:39:37 n55sf-l kernel: [203183.068305] xhci_hcd 0000:04:00.0: A Set TR Deq Ptr command is pending. Jan 16 18:39:37 n55sf-l kernel: [203183.192433] xhci_hcd 0000:04:00.0: WARN Cannot submit Set TR Deq Ptr ## On USB2 port everything fine. Jan 16 18:26:44 n55sf-l kernel: [202408.897761] usb 2-1.4: new high-speed USB device number 18 using ehci-pci Jan 16 18:26:44 n55sf-l kernel: [202408.996745] usb 2-1.4: New USB device found, idVendor=0b95, idProduct=1790 Jan 16 18:26:44 n55sf-l kernel: [202408.996757] usb 2-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=3 Jan 16 18:26:44 n55sf-l kernel: [202408.996763] usb 2-1.4: Product: AX88179 Jan 16 18:26:44 n55sf-l kernel: [202408.996769] usb 2-1.4: Manufacturer: ASIX Elec. Corp. Jan 16 18:26:44 n55sf-l kernel: [202408.996774] usb 2-1.4: SerialNumber: 00000000000116 Jan 16 18:26:44 n55sf-l kernel: [202409.325222] ax88179_178a 2-1.4:1.0 eth1: register 'ax88179_178a' at usb-0000:00:1d.0-1.4, ASIX AX88179 USB 3.0 Gigabit Ethernet, 00:05:1b:a3:37:f6 Jan 16 18:26:45 n55sf-l kernel: [202409.681691] IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready Jan 16 18:26:45 n55sf-l kernel: [202409.685338] IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready Jan 16 18:26:47 n55sf-l kernel: [202411.782132] ax88179_178a 2-1.4:1.0 eth1: ax88179 - Link status is: 1 Jan 16 18:26:47 n55sf-l kernel: [202411.785044] IPv6: ADDRCONF(NETDEV_CHANGE): eth1: link becomes ready ## Once things went fine on a USB3 port Jan 16 18:27:45 n55sf-l kernel: [202470.636671] usb 3-2: new high-speed USB device number 12 using xhci_hcd Jan 16 18:27:46 n55sf-l kernel: [202470.689067] usb 3-2: New USB device found, idVendor=0b95, idProduct=1790 Jan 16 18:27:46 n55sf-l kernel: [202470.689079] usb 3-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3 Jan 16 18:27:46 n55sf-l kernel: [202470.689085] usb 3-2: Product: AX88179 Jan 16 18:27:46 n55sf-l kernel: [202470.689090] usb 3-2: Manufacturer: ASIX Elec. Corp. Jan 16 18:27:46 n55sf-l kernel: [202470.689095] usb 3-2: SerialNumber: 00000000000116 Jan 16 18:27:46 n55sf-l kernel: [202471.012136] ax88179_178a 3-2:1.0 eth1: register 'ax88179_178a' at usb-0000:04:00.0-2, ASIX AX88179 USB 3.0 Gigabit Ethernet, 00:05:1b:a3:37:f6 Jan 16 18:27:46 n55sf-l kernel: [202471.367771] IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready Jan 16 18:27:46 n55sf-l kernel: [202471.371383] IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready Jan 16 18:27:48 n55sf-l kernel: [202473.414584] ax88179_178a 3-2:1.0 eth1: ax88179 - Link status is: 1 Jan 16 18:27:48 n55sf-l kernel: [202473.416586] IPv6: ADDRCONF(NETDEV_CHANGE): eth1: link becomes ready ## Then bad again on next attempt on USB3 port with different infinite loop of error messages: 11 ax88179_178a 4-1:1.0 eth1: Failed to read reg index 0x0000: -110 14 ax88179_178a 4-1:1.0 eth1: Failed to write reg index 0x0002: -110 61 xhci_hcd 0000:04:00.0: A Set TR Deq Ptr command is pending. 61 xhci_hcd 0000:04:00.0: WARN Cannot submit Set TR Deq Ptr 209 ax88179_178a 4-1:1.0 eth1: kevent 4 may have been dropped 809 ax88179_178a 4-1:1.0 eth1: ax88179 - Link status is: 1 925 xhci_hcd 0000:04:00.0: ERROR Transfer event TRB DMA ptr not part of current TD 5 IPv6: ADDRCONF(NETDEV_CHANGE): eth1: link becomes ready 6 ax88179_178a 4-1:1.0 eth1: Failed to read reg index 0x0001: -110 6 ax88179_178a 4-1:1.0 eth1: Failed to read reg index 0x0009: -110 6 ax88179_178a 4-1:1.0 eth1: Failed to read reg index 0x000a: -110 6 net_ratelimit: 31 callbacks suppressed 9 IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready 10 net_ratelimit: 30 callbacks suppressed 14 ax88179_178a 4-1:1.0 eth1: Failed to read reg index 0x0000: -110 14 ax88179_178a 4-1:1.0 eth1: Failed to write reg index 0x0002: -110 209 ax88179_178a 4-1:1.0 eth1: kevent 4 may have been dropped 232 xhci_hcd 0000:04:00.0: A Set TR Deq Ptr command is pending. 232 xhci_hcd 0000:04:00.0: WARN Cannot submit Set TR Deq Ptr 610 xhci_hcd 0000:04:00.0: ERROR Transfer event TRB DMA ptr not part of current TD 809 ax88179_178a 4-1:1.0 eth1: ax88179 - Link status is: 1 Jan 16 18:39:35 n55sf-l kernel: [203181.206451] xhci_hcd 0000:04:00.0: A Set TR Deq Ptr command is pending. Jan 16 18:39:36 n55sf-l kernel: [203181.578841] xhci_hcd 0000:04:00.0: WARN Cannot submit Set TR Deq Ptr Jan 16 18:39:36 n55sf-l kernel: [203181.578854] xhci_hcd 0000:04:00.0: A Set TR Deq Ptr command is pending. Jan 16 18:39:36 n55sf-l kernel: [203182.075350] xhci_hcd 0000:04:00.0: WARN Cannot submit Set TR Deq Ptr Jan 16 18:39:36 n55sf-l kernel: [203182.075364] xhci_hcd 0000:04:00.0: A Set TR Deq Ptr command is pending. Jan 16 18:39:36 n55sf-l kernel: [203182.199491] xhci_hcd 0000:04:00.0: WARN Cannot submit Set TR Deq Ptr Jan 16 18:39:36 n55sf-l kernel: [203182.199504] xhci_hcd 0000:04:00.0: A Set TR Deq Ptr command is pending. Jan 16 18:39:37 n55sf-l kernel: [203182.944174] xhci_hcd 0000:04:00.0: WARN Cannot submit Set TR Deq Ptr Jan 16 18:39:37 n55sf-l kernel: [203182.944178] xhci_hcd 0000:04:00.0: A Set TR Deq Ptr command is pending. Jan 16 18:39:37 n55sf-l kernel: [203183.068300] xhci_hcd 0000:04:00.0: WARN Cannot submit Set TR Deq Ptr Jan 16 18:39:37 n55sf-l kernel: [203183.068305] xhci_hcd 0000:04:00.0: A Set TR Deq Ptr command is pending. Jan 16 18:39:37 n55sf-l kernel: [203183.192433] xhci_hcd 0000:04:00.0: WARN Cannot submit Set TR Deq Ptr ## Additional attempts on USB2 port went fine. https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.10 Re: ERROR transfer event TRB DMA ptr not part of current TD -- Linux USB http://www.spinics.net/lists/linux-usb/msg85388.html ProblemType: Bug DistroRelease: Ubuntu 13.10 Package: linux-image-3.11.0-15-generic 3.11.0-15.23 ProcVersionSignature: Ubuntu 3.11.0-15.23-generic 3.11.10 Uname: Linux 3.11.0-15-generic x86_64 ApportVersion: 2.12.5-0ubuntu2.2 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: stephane 1815 F.... pulseaudio Date: Thu Jan 16 18:34:32 2014 HibernationDevice: RESUME=UUID=d05e8def-662d-4d3a-b3b3-4d9d2997966d MachineType: ASUSTeK Computer Inc. N55SF MarkForUpload: True ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.11.0-15-generic root=UUID=12f862a8-f6b9-4c9e-8bf7-030b86b75241 ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-3.11.0-15-generic N/A linux-backports-modules-3.11.0-15-generic N/A linux-firmware 1.116 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 08/29/2011 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: N55SF.207 dmi.board.asset.tag: ATN12345678901234567 dmi.board.name: N55SF dmi.board.vendor: ASUSTeK Computer Inc. dmi.board.version: 1.0 dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: ASUSTeK Computer Inc. dmi.chassis.version: 1.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrN55SF.207:bd08/29/2011:svnASUSTeKComputerInc.:pnN55SF:pvr1.0:rvnASUSTeKComputerInc.:rnN55SF:rvr1.0:cvnASUSTeKComputerInc.:ct10:cvr1.0: dmi.product.name: N55SF dmi.product.version: 1.0 dmi.sys.vendor: ASUSTeK Computer Inc. 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