From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754917AbaFQKcn (ORCPT ); Tue, 17 Jun 2014 06:32:43 -0400 Received: from mail.skyhub.de ([78.46.96.112]:46508 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751994AbaFQKck (ORCPT ); Tue, 17 Jun 2014 06:32:40 -0400 Date: Tue, 17 Jun 2014 12:32:35 +0200 From: Borislav Petkov To: linux-usb@vger.kernel.org, lkml Subject: WARNING: CPU: 1 PID: 479 at drivers/usb/core/port.c:197 ... failed to peer Message-ID: <20140617103235.GB4824@pd.tnic> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, I get the splat below on latest linus/master + tip/master, i.e. 3.16-rc1+. More info available upon request: ... [ 3.366557] xhci_hcd 0000:00:14.0: xHCI Host Controller [ 3.367225] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2 [ 3.368064] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003 [ 3.368884] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 3.369497] usb usb2: Product: xHCI Host Controller [ 3.370101] usb usb2: Manufacturer: Linux 3.16.0-rc1+ xhci_hcd [ 3.370701] usb usb2: SerialNumber: 0000:00:14.0 [ 3.371731] hub 2-0:1.0: USB hub found [ 3.372364] hub 2-0:1.0: 4 ports detected [ 3.373350] ------------[ cut here ]------------ [ 3.373957] WARNING: CPU: 1 PID: 479 at drivers/usb/core/port.c:197 link_peers_report+0xfb/0x280() [ 3.374603] failed to peer usb2-port2 and usb1-port1 (usb2-port2 -> (null)) (usb1-port1 -> ffff8802132d3800) [ 3.375225] Modules linked in: x86_pkg_temp_thermal coretemp kvm_intel kvm crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 glue_helper lrw arc4 gf128mul ablk_helper cryptd microcode iwldvm pcspkr mac80211 i2c_i801(+) sdhci_pci snd_hda_intel(+) snd_hda_controller snd_hda_codec thinkpad_acpi(+) snd_hwdep sdhci iwlwifi snd_pcm mmc_core nvram snd_timer cfg80211 lpc_ich(+) mfd_core ehci_pci(+) xhci_hcd(+) snd ehci_hcd e1000e wmi soundcore led_class battery ac(+) acpi_cpufreq processor thermal [ 3.378139] CPU: 1 PID: 479 Comm: modprobe Not tainted 3.16.0-rc1+ #1 [ 3.378871] Hardware name: LENOVO 2320CTO/2320CTO, BIOS G2ET86WW (2.06 ) 11/13/2012 [ 3.379610] 0000000000000009 ffff880037a9b500 ffffffff815f2932 ffff880037a9b548 [ 3.380392] ffff880037a9b538 ffffffff8105175d ffff8802131d6800 ffff8802132d4000 [ 3.381119] ffffffff81485e00 ffff880213ac2400 ffff8802132d4000 ffff880037a9b598 [ 3.381839] Call Trace: [ 3.382521] [] dump_stack+0x4e/0x7a [ 3.383278] [] warn_slowpath_common+0x7d/0xa0 [ 3.383985] [] ? __find_interface+0x40/0x40 [ 3.384669] [] warn_slowpath_fmt+0x4c/0x50 [ 3.385366] [] ? klist_next+0x20/0x100 [ 3.386109] [] link_peers_report+0xfb/0x280 [ 3.386799] [] ? __find_interface+0x40/0x40 [ 3.387488] [] match_location+0x93/0xa0 [ 3.388227] [] __each_dev+0x2c/0x30 [ 3.388937] [] bus_for_each_dev+0x6b/0xb0 [ 3.389617] [] usb_for_each_dev+0x2e/0x30 [ 3.390306] [] ? link_peers_report+0x280/0x280 [ 3.391045] [] usb_hub_create_port_device+0x2a7/0x2b0 [ 3.391714] [] hub_probe+0x79f/0x990 [ 3.392401] [] usb_probe_interface+0x1ca/0x2d0 [ 3.393151] [] driver_probe_device+0x7f/0x250 [ 3.393823] [] ? driver_probe_device+0x250/0x250 [ 3.394488] [] __device_attach+0x3b/0x40 [ 3.395191] [] bus_for_each_drv+0x63/0xa0 [ 3.396054] [] device_attach+0x90/0xb0 [ 3.396701] [] bus_probe_device+0xa8/0xd0 [ 3.397371] [] device_add+0x4f2/0x610 [ 3.398053] [] usb_set_configuration+0x50d/0x7f0 [ 3.398695] [] generic_probe+0x2e/0xa0 [ 3.399360] [] usb_probe_device+0x29/0x50 [ 3.400027] [] driver_probe_device+0x7f/0x250 [ 3.400670] [] ? driver_probe_device+0x250/0x250 [ 3.401334] [] __device_attach+0x3b/0x40 [ 3.402001] [] bus_for_each_drv+0x63/0xa0 [ 3.402636] [] device_attach+0x90/0xb0 [ 3.403288] [] bus_probe_device+0xa8/0xd0 [ 3.403946] [] device_add+0x4f2/0x610 [ 3.404579] [] usb_new_device+0x2a8/0x4c0 [ 3.405236] [] ? usb_get_bos_descriptor+0xfe/0x260 [ 3.405897] [] usb_add_hcd+0x3e3/0x730 [ 3.406540] [] xhci_pci_probe+0x8c/0x170 [xhci_hcd] [ 3.407195] [] local_pci_probe+0x45/0xa0 [ 3.407890] [] ? pci_match_device+0xe5/0x110 [ 3.408485] [] pci_device_probe+0xd1/0x130 [ 3.409081] [] driver_probe_device+0x7f/0x250 [ 3.409634] [] __driver_attach+0x93/0xa0 [ 3.410273] [] ? __device_attach+0x40/0x40 [ 3.410888] [] bus_for_each_dev+0x6b/0xb0 [ 3.411403] [] driver_attach+0x1e/0x20 [ 3.411928] [] bus_add_driver+0x178/0x230 [ 3.412438] [] ? 0xffffffffa00c4fff [ 3.413001] [] driver_register+0x64/0xf0 [ 3.413496] [] __pci_register_driver+0x5d/0x60 [ 3.414059] [] xhci_register_pci+0x1e/0xd5c [xhci_hcd] [ 3.414653] [] xhci_hcd_init+0x9/0x14 [xhci_hcd] [ 3.415319] [] do_one_initcall+0xa0/0x1f0 [ 3.415943] [] ? __vunmap+0xca/0x110 [ 3.416524] [] load_module+0x1cce/0x2410 [ 3.417057] [] ? symbol_put_addr+0x40/0x40 [ 3.417662] [] SyS_finit_module+0x7e/0x80 [ 3.418202] [] system_call_fastpath+0x1a/0x1f [ 3.418730] ---[ end trace 728d26e6b72a1bd1 ]--- [ 3.419279] usb usb2-port2: failed to peer to usb1-port1 (-16) [ 3.419813] usb: port power management may be unreliable [ 3.420593] ------------[ cut here ]------------ [ 3.421127] WARNING: CPU: 0 PID: 479 at drivers/usb/core/port.c:197 link_peers_report+0xfb/0x280() [ 3.421676] failed to peer usb2-port3 and usb1-port1 (usb2-port3 -> (null)) (usb1-port1 -> ffff8802132d3800) [ 3.422246] Modules linked in: x86_pkg_temp_thermal coretemp kvm_intel kvm crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 glue_helper lrw arc4 gf128mul ablk_helper cryptd microcode iwldvm pcspkr mac80211 i2c_i801(+) sdhci_pci snd_hda_intel(+) snd_hda_controller snd_hda_codec thinkpad_acpi(+) snd_hwdep sdhci iwlwifi snd_pcm mmc_core nvram snd_timer cfg80211 lpc_ich(+) mfd_core ehci_pci(+) xhci_hcd(+) snd ehci_hcd e1000e wmi soundcore led_class battery ac(+) acpi_cpufreq processor thermal [ 3.424990] CPU: 0 PID: 479 Comm: modprobe Tainted: G W 3.16.0-rc1+ #1 [ 3.425651] Hardware name: LENOVO 2320CTO/2320CTO, BIOS G2ET86WW (2.06 ) 11/13/2012 [ 3.426304] 0000000000000009 ffff880037a9b500 ffffffff815f2932 ffff880037a9b548 [ 3.426985] ffff880037a9b538 ffffffff8105175d ffff8802131d6800 ffff88021335a800 [ 3.427643] ffffffff81485e00 ffff880213ac2400 ffff88021335a800 ffff880037a9b598 [ 3.428315] Call Trace: [ 3.428982] [] dump_stack+0x4e/0x7a [ 3.429630] [] warn_slowpath_common+0x7d/0xa0 [ 3.430304] [] ? __find_interface+0x40/0x40 [ 3.431007] [] warn_slowpath_fmt+0x4c/0x50 [ 3.431657] [] ? klist_next+0x20/0x100 [ 3.432326] [] link_peers_report+0xfb/0x280 [ 3.433001] [] ? __find_interface+0x40/0x40 [ 3.433650] [] match_location+0x93/0xa0 [ 3.434313] [] __each_dev+0x2c/0x30 [ 3.434979] [] bus_for_each_dev+0x6b/0xb0 [ 3.435622] [] usb_for_each_dev+0x2e/0x30 [ 3.436282] [] ? link_peers_report+0x280/0x280 [ 3.436937] [] usb_hub_create_port_device+0x2a7/0x2b0 [ 3.437609] [] hub_probe+0x79f/0x990 [ 3.438283] [] usb_probe_interface+0x1ca/0x2d0 [ 3.438958] [] driver_probe_device+0x7f/0x250 [ 3.439627] [] ? driver_probe_device+0x250/0x250 [ 3.440302] [] __device_attach+0x3b/0x40 [ 3.440979] [] bus_for_each_drv+0x63/0xa0 [ 3.441667] [] device_attach+0x90/0xb0 [ 3.442342] [] bus_probe_device+0xa8/0xd0 [ 3.443024] [] device_add+0x4f2/0x610 [ 3.443700] [] usb_set_configuration+0x50d/0x7f0 [ 3.444381] [] generic_probe+0x2e/0xa0 [ 3.445061] [] usb_probe_device+0x29/0x50 [ 3.445732] [] driver_probe_device+0x7f/0x250 [ 3.446405] [] ? driver_probe_device+0x250/0x250 [ 3.447082] [] __device_attach+0x3b/0x40 [ 3.447756] [] bus_for_each_drv+0x63/0xa0 [ 3.448431] [] device_attach+0x90/0xb0 [ 3.449106] [] bus_probe_device+0xa8/0xd0 [ 3.449746] [] device_add+0x4f2/0x610 [ 3.450405] [] usb_new_device+0x2a8/0x4c0 [ 3.451062] [] ? usb_get_bos_descriptor+0xfe/0x260 [ 3.451732] [] usb_add_hcd+0x3e3/0x730 [ 3.452405] [] xhci_pci_probe+0x8c/0x170 [xhci_hcd] [ 3.453072] [] local_pci_probe+0x45/0xa0 [ 3.453720] [] ? pci_match_device+0xe5/0x110 [ 3.454345] [] pci_device_probe+0xd1/0x130 [ 3.454953] [] driver_probe_device+0x7f/0x250 [ 3.455502] [] __driver_attach+0x93/0xa0 [ 3.456048] [] ? __device_attach+0x40/0x40 [ 3.456564] [] bus_for_each_dev+0x6b/0xb0 [ 3.457098] [] driver_attach+0x1e/0x20 [ 3.457598] [] bus_add_driver+0x178/0x230 [ 3.458121] [] ? 0xffffffffa00c4fff [ 3.458615] [] driver_register+0x64/0xf0 [ 3.459128] [] __pci_register_driver+0x5d/0x60 [ 3.459623] [] xhci_register_pci+0x1e/0xd5c [xhci_hcd] [ 3.460141] [] xhci_hcd_init+0x9/0x14 [xhci_hcd] [ 3.460635] [] do_one_initcall+0xa0/0x1f0 [ 3.461150] [] ? __vunmap+0xca/0x110 [ 3.461643] [] load_module+0x1cce/0x2410 [ 3.462158] [] ? symbol_put_addr+0x40/0x40 [ 3.462649] [] SyS_finit_module+0x7e/0x80 [ 3.463165] [] system_call_fastpath+0x1a/0x1f [ 3.463667] ---[ end trace 728d26e6b72a1bd2 ]--- [ 3.464224] usb usb2-port3: failed to peer to usb1-port1 (-16) [ 3.466119] ------------[ cut here ]------------ [ 3.468297] WARNING: CPU: 1 PID: 479 at drivers/usb/core/port.c:197 link_peers_report+0xfb/0x280() [ 3.468897] failed to peer usb2-port4 and usb1-port1 (usb2-port4 -> (null)) (usb1-port1 -> ffff8802132d3800) [ 3.469520] Modules linked in: x86_pkg_temp_thermal coretemp kvm_intel kvm crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 glue_helper lrw arc4 gf128mul ablk_helper cryptd microcode iwldvm pcspkr mac80211 i2c_i801(+) sdhci_pci snd_hda_intel(+) snd_hda_controller snd_hda_codec thinkpad_acpi(+) snd_hwdep sdhci iwlwifi snd_pcm mmc_core nvram snd_timer cfg80211 lpc_ich(+) mfd_core ehci_pci(+) xhci_hcd(+) snd ehci_hcd e1000e wmi soundcore led_class battery ac(+) acpi_cpufreq processor thermal [ 3.472245] CPU: 1 PID: 479 Comm: modprobe Tainted: G W 3.16.0-rc1+ #1 [ 3.472898] Hardware name: LENOVO 2320CTO/2320CTO, BIOS G2ET86WW (2.06 ) 11/13/2012 [ 3.473534] 0000000000000009 ffff880037a9b500 ffffffff815f2932 ffff880037a9b548 [ 3.474207] ffff880037a9b538 ffffffff8105175d ffff8802131d6800 ffff8802132d4800 [ 3.474905] ffffffff81485e00 ffff880213ac2400 ffff8802132d4800 ffff880037a9b598 [ 3.475561] Call Trace: [ 3.476337] [] dump_stack+0x4e/0x7a [ 3.477146] [] warn_slowpath_common+0x7d/0xa0 [ 3.477956] [] ? __find_interface+0x40/0x40 [ 3.478710] [] warn_slowpath_fmt+0x4c/0x50 [ 3.479489] [] ? klist_next+0x20/0x100 [ 3.480298] [] link_peers_report+0xfb/0x280 [ 3.481096] [] ? __find_interface+0x40/0x40 [ 3.481885] [] match_location+0x93/0xa0 [ 3.482538] [] __each_dev+0x2c/0x30 [ 3.483208] [] bus_for_each_dev+0x6b/0xb0 [ 3.483936] [] usb_for_each_dev+0x2e/0x30 [ 3.484579] [] ? link_peers_report+0x280/0x280 [ 3.485244] [] usb_hub_create_port_device+0x2a7/0x2b0 [ 3.485908] [] hub_probe+0x79f/0x990 [ 3.486607] [] usb_probe_interface+0x1ca/0x2d0 [ 3.487276] [] driver_probe_device+0x7f/0x250 [ 3.487942] [] ? driver_probe_device+0x250/0x250 [ 3.488585] [] __device_attach+0x3b/0x40 [ 3.489288] [] bus_for_each_drv+0x63/0xa0 [ 3.489959] [] device_attach+0x90/0xb0 [ 3.490602] [] bus_probe_device+0xa8/0xd0 [ 3.491274] [] device_add+0x4f2/0x610 [ 3.492014] [] usb_set_configuration+0x50d/0x7f0 [ 3.492670] [] generic_probe+0x2e/0xa0 [ 3.493340] [] usb_probe_device+0x29/0x50 [ 3.494008] [] driver_probe_device+0x7f/0x250 [ 3.494700] [] ? driver_probe_device+0x250/0x250 [ 3.495372] [] __device_attach+0x3b/0x40 [ 3.496039] [] bus_for_each_drv+0x63/0xa0 [ 3.496685] [] device_attach+0x90/0xb0 [ 3.497407] [] bus_probe_device+0xa8/0xd0 [ 3.498077] [] device_add+0x4f2/0x610 [ 3.498722] [] usb_new_device+0x2a8/0x4c0 [ 3.499388] [] ? usb_get_bos_descriptor+0xfe/0x260 [ 3.500100] [] usb_add_hcd+0x3e3/0x730 [ 3.500826] [] xhci_pci_probe+0x8c/0x170 [xhci_hcd] [ 3.501693] [] local_pci_probe+0x45/0xa0 [ 3.502356] [] ? pci_match_device+0xe5/0x110 [ 3.503055] [] pci_device_probe+0xd1/0x130 [ 3.503665] [] driver_probe_device+0x7f/0x250 [ 3.504256] [] __driver_attach+0x93/0xa0 [ 3.504815] [] ? __device_attach+0x40/0x40 [ 3.505404] [] bus_for_each_dev+0x6b/0xb0 [ 3.505957] [] driver_attach+0x1e/0x20 [ 3.506491] [] bus_add_driver+0x178/0x230 [ 3.507026] [] ? 0xffffffffa00c4fff [ 3.507550] [] driver_register+0x64/0xf0 [ 3.508125] [] __pci_register_driver+0x5d/0x60 [ 3.508625] [] xhci_register_pci+0x1e/0xd5c [xhci_hcd] [ 3.509219] [] xhci_hcd_init+0x9/0x14 [xhci_hcd] [ 3.509754] [] do_one_initcall+0xa0/0x1f0 [ 3.510319] [] ? __vunmap+0xca/0x110 [ 3.510840] [] load_module+0x1cce/0x2410 [ 3.511347] [] ? symbol_put_addr+0x40/0x40 [ 3.511864] [] SyS_finit_module+0x7e/0x80 [ 3.512378] [] system_call_fastpath+0x1a/0x1f [ 3.512917] ---[ end trace 728d26e6b72a1bd3 ]--- [ 3.513422] usb usb2-port4: failed to peer to usb1-port1 (-16) [ 3.514506] ehci-pci 0000:00:1a.0: EHCI Host Controller [ 3.515320] ehci-pci 0000:00:1a.0: new USB bus registered, assigned bus number 3 [ 3.516197] ehci-pci 0000:00:1a.0: debug port 2 [ 3.521044] ehci-pci 0000:00:1a.0: cache line size of 64 is not supported [ 3.522051] ehci-pci 0000:00:1a.0: irq 16, io mem 0xf153a000 [ 3.528944] ehci-pci 0000:00:1a.0: USB 2.0 started, EHCI 1.00 [ 3.530161] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002 [ 3.531627] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 3.532919] usb usb3: Product: EHCI Host Controller [ 3.534222] usb usb3: Manufacturer: Linux 3.16.0-rc1+ ehci_hcd [ 3.535609] usb usb3: SerialNumber: 0000:00:1a.0 [ 3.536977] hub 3-0:1.0: USB hub found [ 3.537604] hub 3-0:1.0: 3 ports detected [ 3.538661] ehci-pci 0000:00:1d.0: EHCI Host Controller [ 3.539227] ehci-pci 0000:00:1d.0: new USB bus registered, assigned bus number 4 [ 3.539808] ehci-pci 0000:00:1d.0: debug port 2 [ 3.544266] ehci-pci 0000:00:1d.0: cache line size of 64 is not supported [ 3.544833] ehci-pci 0000:00:1d.0: irq 23, io mem 0xf1539000 [ 3.550914] ehci-pci 0000:00:1d.0: USB 2.0 started, EHCI 1.00 [ 3.551883] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002 [ 3.552701] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 3.553555] usb usb4: Product: EHCI Host Controller [ 3.554389] usb usb4: Manufacturer: Linux 3.16.0-rc1+ ehci_hcd [ 3.555214] usb usb4: SerialNumber: 0000:00:1d.0 [ 3.556596] hub 4-0:1.0: USB hub found [ 3.557596] hub 4-0:1.0: 3 ports detected -- Regards/Gruss, Boris. Sent from a fat crate under my desk. Formatting is fine. --