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Red Hat Bugzilla – Attachment 915442 Details for
Bug 814087
f17 lsusb -t hangs
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Comment
comment_4605372.txt (text/plain), 79.20 KB, created by
Lukáš Nykrýn
on 2012-04-19 08:14:29 UTC
(
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Description:
Comment
Filename:
MIME Type:
Creator:
Lukáš Nykrýn
Created:
2012-04-19 08:14:29 UTC
Size:
79.20 KB
patch
obsolete
>+++ This bug was initially created as a clone of Bug #808934 +++ > >Description of problem: > >[root@fnext ~]# lsusb >Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub >Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub >Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub >Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub >Bus 008 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >Bus 009 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub >Bus 010 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >Bus 011 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub >Bus 001 Device 002: ID 04a9:1905 Canon, Inc. CanoScan LiDE 200 >Bus 005 Device 002: ID 0a81:0101 Chesen Electronics Corp. Keyboard >Bus 005 Device 003: ID 0458:003a KYE Systems Corp. (Mouse Systems) NetScroll+ Mini Traveler / Genius NetScroll 120 > >[root@fnext ~]# lsusb > lsusb-tst.out > >[root@fnext ~]# lsusb -t >1-2:1.0: No such file or directory >/: Bus 11.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 5000M >/: Bus 10.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 480M >/: Bus 09.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 5000M >/: Bus 08.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 480M >/: Bus 07.Port 1: Dev 1, Class=root_hub, Driver=ohci_hcd/4p, 12M >/: Bus 06.Port 1: Dev 1, Class=root_hub, Driver=ohci_hcd/2p, 12M >/: Bus 05.Port 1: Dev 1, Class=root_hub, Driver=ohci_hcd/5p, 12M > |__ Port 4: Dev 2, If 0, Class=HID, Driver=usbhid, 1.5M > |__ Port 4: Dev 2, If 1, Class=HID, Driver=usbhid, 1.5M > |__ Port 5: Dev 3, If 0, Class=HID, Driver=usbhid, 1.5M >/: Bus 04.Port 1: Dev 1, Class=root_hub, Driver=ohci_hcd/5p, 12M >/: Bus 03.Port 1: Dev 1, Class=root_hub, Driver=ehci_hcd/4p, 480M >/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=ehci_hcd/5p, 480M >/: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=ehci_hcd/5p, 480M > >[root@fnext ~]# lsusb -t > lsusb-t-tst.out >1-2:1.0: No such file or directory > >[root@fnext ~]# lsusb -t &> lsusb-t-tst.out >[root@fnext ~]# lsusb -vvv > lsusb-t-tst.out > >Version-Release number of selected component (if applicable): >F17, F16, Centos, RHEL (multiple hosts, desktos, laptops) > >How reproducible: >always > >Steps to Reproduce: >1. lsusb -t >2. <pauses can happen> > >Actual results: >on some hosts, lsusb might no finish. >on the rest of the hosts, the error is shown >and it continues. no know issue other than the >error shown. > >F16 host: > ># lsusb -t >2-1.7:1.2: No such file or directory >2-1.8:0.0: No such file or directory >2-1.8:0.1: No such file or directory >2-1.7:1.3: No such file or directory >^C > >Normal F16: > >[root@grimmjow ~]# lsusb >Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub >Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub >Bus 001 Device 003: ID 0461:4db1 Primax Electronics, Ltd >Bus 002 Device 019: ID 413c:8187 Dell Computer Corp. DW375 Bluetooth Module >Bus 002 Device 004: ID 0a5c:5800 Broadcom Corp. BCM5880 Secure Applications Processor > >Expected results: >no error > >Additional info: > >F17 ---> usbutils-004-3.fc17_x86_64 >F17 ---> 3.3.0-8.fc17.x86_64 > >F16 ---> usbutils-003-4.fc16_x86_64 >F16 ---> 3.3.0-4.fc16.x86_64 > >--- Additional comment from lnykryn@redhat.com on 2012-04-03 10:00:10 CEST --- > >I was not able to reproduce it, but can you please provide output of: > >strace lsusb -t > >--- Additional comment from lnykryn@redhat.com on 2012-04-03 11:32:39 CEST --- > >I have found cause of this issue, sometimes there is no /sys/bus/usb/devices/*/driver file. > >--- Additional comment from lnykryn@redhat.com on 2012-04-03 12:28:05 CEST --- > >Created attachment 574815 >If driver link is missing, don't show any error > >I think that this change should be sufficient, but I will discuss this with upstream. > >--- Additional comment from rtguille@gmail.com on 2012-04-03 13:31:27 CEST --- > ># strace lsusb -t >execve("/usr/bin/lsusb", ["lsusb", "-t"], [/* 26 vars */]) = 0 >brk(0) = 0x1ce3000 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ffca699b000 >access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory) >open("/etc/ld.so.cache", O_RDONLY) = 3 >fstat(3, {st_mode=S_IFREG|0644, st_size=129303, ...}) = 0 >mmap(NULL, 129303, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7ffca6978000 >close(3) = 0 >open("/lib64/libusb-1.0.so.0", O_RDONLY) = 3 >read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 &\200\2711\0\0\0"..., 832) = 832 >fstat(3, {st_mode=S_IFREG|0755, st_size=56280, ...}) = 0 >mmap(0x31b9800000, 2149104, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x31b9800000 >mprotect(0x31b980d000, 2093056, PROT_NONE) = 0 >mmap(0x31b9a0c000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xc000) = 0x31b9a0c000 >close(3) = 0 >open("/lib64/libc.so.6", O_RDONLY) = 3 >read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0p\24\242\2401\0\0\0"..., 832) = 832 >fstat(3, {st_mode=S_IFREG|0755, st_size=1951696, ...}) = 0 >mmap(0x31a0a00000, 3773688, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x31a0a00000 >mprotect(0x31a0b90000, 2093056, PROT_NONE) = 0 >mmap(0x31a0d8f000, 20480, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x18f000) = 0x31a0d8f000 >mmap(0x31a0d94000, 21752, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x31a0d94000 >close(3) = 0 >open("/lib64/librt.so.1", O_RDONLY) = 3 >read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0`!\340\2411\0\0\0"..., 832) = 832 >fstat(3, {st_mode=S_IFREG|0755, st_size=47552, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ffca6977000 >mmap(0x31a1e00000, 2128968, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x31a1e00000 >mprotect(0x31a1e07000, 2093056, PROT_NONE) = 0 >mmap(0x31a2006000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x6000) = 0x31a2006000 >close(3) = 0 >open("/lib64/libpthread.so.0", O_RDONLY) = 3 >read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\300i \2411\0\0\0"..., 832) = 832 >fstat(3, {st_mode=S_IFREG|0755, st_size=140960, ...}) = 0 >mmap(0x31a1200000, 2204664, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x31a1200000 >mprotect(0x31a1216000, 2093056, PROT_NONE) = 0 >mmap(0x31a1415000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x15000) = 0x31a1415000 >mmap(0x31a1417000, 13304, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x31a1417000 >close(3) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ffca6976000 >mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ffca6974000 >arch_prctl(ARCH_SET_FS, 0x7ffca6974720) = 0 >mprotect(0x31a0d8f000, 16384, PROT_READ) = 0 >mprotect(0x31a2006000, 4096, PROT_READ) = 0 >mprotect(0x31a1415000, 4096, PROT_READ) = 0 >mprotect(0x31a081e000, 4096, PROT_READ) = 0 >munmap(0x7ffca6978000, 129303) = 0 >set_tid_address(0x7ffca69749f0) = 9100 >set_robust_list(0x7ffca6974a00, 0x18) = 0 >rt_sigaction(SIGRTMIN, {0x31a1206510, [], SA_RESTORER|SA_SIGINFO, 0x31a120eee0}, NULL, 8) = 0 >rt_sigaction(SIGRT_1, {0x31a12065a0, [], SA_RESTORER|SA_RESTART|SA_SIGINFO, 0x31a120eee0}, NULL, 8) = 0 >rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 >getrlimit(RLIMIT_STACK, {rlim_cur=8192*1024, rlim_max=RLIM_INFINITY}) = 0 >brk(0) = 0x1ce3000 >brk(0x1d04000) = 0x1d04000 >brk(0) = 0x1d04000 >open("/usr/share/hwdata/usb.ids", O_RDONLY) = 3 >fstat(3, {st_mode=S_IFREG|0644, st_size=451747, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ffca699a000 >read(3, "#\n#\tList of USB ID's\n#\n#\tMaintai"..., 4096) = 4096 >read(3, "Bluetooth Device\n\t6440 WML-C52A"..., 4096) = 4096 >read(3, "bcam\n\t1c02 PhotoSmart A710 seri"..., 4096) = 4096 >read(3, "FP\n\t5711 PhotoSmart C4100 serie"..., 4096) = 4096 >read(3, "-Xchange Adapter\n\tadcc Composit"..., 4096) = 4096 >read(3, "310 K590 Printer, Self-Service\n"..., 4096) = 4096 >read(3, "\n\t05b7 Digital Camera\n\t05b8 Di"..., 4096) = 4096 >read(3, " (STK7700P based)\n0414 Giga-Byt"..., 4096) = 4096 >read(3, "(MTP)\n\t4151 Zen Vision:M (mtp)\n"..., 4096) = 4096 >read(3, "orp.\n\t0001 Integrated Hub\n\t0acd"..., 4096) = 4096 >read(3, "nter\n\t007c Lexmark X1110/X1130/"..., 4096) = 4096 >read(3, "\n\tf001 FT2232H Hi-Speed JTAG IC"..., 4096) = 4096 >read(3, " Sidewinder Strategic Commander"..., 4096) = 4096 >read(3, "ed Pocket PC 2003\n\t043d Becker "..., 4096) = 4096 >read(3, "feCam HD-5000\n\t930a ISOUSB.SYS "..., 4096) = 4096 >read(3, "s Pro)\n\t08c5 QuickCam Pro 5000\n"..., 4096) = 4096 >read(3, "f F710 Wireless Gamepad [XInput"..., 4096) = 4096 >read(3, "Player\n\t0163 GoGear SA1100\n\t016"..., 4096) = 4096 >read(3, "018 Studio Mouse\n\t101d Mouse*i"..., 4096) = 4096 >brk(0) = 0x1d04000 >brk(0x1d25000) = 0x1d25000 >read(3, "UX256 MIDI I/F\n\t1001 MU1000\n\t10"..., 4096) = 4096 >read(3, "h 7600 Scanner\n\t0221 OneTouch 5"..., 4096) = 4096 >read(3, "219 CanoScan 9950F\n\t221b CanoS"..., 4096) = 4096 >read(3, "ot S410 Digital Elph\n\t30bb Powe"..., 4096) = 4096 >read(3, "\t4482 Serial Converter\n\t4485 S"..., 4096) = 4096 >read(3, "tylus Photo RX560/580/590 (PM-A8"..., 4096) = 4096 >read(3, "800/6800 Zoom (PC CAM)\n\t0108 Fi"..., 4096) = 4096 >read(3, "1 PIC24F Starter Kit\n\t900a PIC"..., 4096) = 4096 >read(3, "ader\n\t5292 SCL011 RFID reader\n\t"..., 4096) = 4096 >read(3, " MITs Sync\n\t6632 MITs Sync\n\t66"..., 4096) = 4096 >read(3, " HL-5250DN Printer\n\t002c Printe"..., 4096) = 4096 >read(3, "ALink SPIF225A\n\t1528 SPCA1527A/"..., 4096) = 4096 >read(3, "nk RT2870]\n\t805e F5D8053 N Wire"..., 4096) = 4096 >read(3, "nstitut of Microelectronic & Mec"..., 4096) = 4096 >read(3, "G-TJ35 PDA Serial\n\t016a Clie PE"..., 4096) = 4096 >read(3, "ebooks [pwc]\n\ta000 SWL-2100U\n\ta"..., 4096) = 4096 >read(3, "03 UC-SGT\n\t5004 UC-SGT\n\t6008 "..., 4096) = 4096 >brk(0) = 0x1d25000 >brk(0x1d46000) = 0x1d46000 >read(3, "Fritz!WLAN [Texas Instruments TN"..., 4096) = 4096 >read(3, "l\n\tb00a PSX/USB converter\n\tb00b"..., 4096) = 4096 >read(3, " (Type 3)\n\t0032 Zip 250 (Ver 2)"..., 4096) = 4096 >read(3, "ckpad (ANSI)\n\t0224 Internal Key"..., 4096) = 4096 >read(3, "0 SIMCom SIM5218 modem\n\t9001 G"..., 4096) = 4096 >read(3, "aker X6/X6U\n\t009a Phantom C6\n\t0"..., 4096) = 4096 >read(3, "Mbps Adapter\n05df Silicon Visio"..., 4096) = 4096 >read(3, "cs Co., Ltd\n0607 Bridge Informa"..., 4096) = 4096 >read(3, "r CrystalEye Webcam\n\ta102 Acer/"..., 4096) = 4096 >read(3, "layer\n\t821c MP3 Player\n\t821d M"..., 4096) = 4096 >read(3, " XT Camera [remote mode]\n\t4017 "..., 4096) = 4096 >read(3, "l Connect Modem\n\t000b WireSpeed"..., 4096) = 4096 >read(3, "apanese Keyboard\n06d6 Aashima T"..., 4096) = 4096 >read(3, " GamePad\n\tb000 Hercules DJ Cons"..., 4096) = 4096 >read(3, "\t4586 XBox Device\n\t4588 XBox D"..., 4096) = 4096 >read(3, "g. Co., Ltd\n077b Linksys\n\t08be "..., 4096) = 4096 >read(3, "0790 Pro-Image Manufacturing Co"..., 4096) = 4096 >read(3, "Voice Recorder DS-330\n\t0207 Dig"..., 4096) = 4096 >brk(0) = 0x1d46000 >brk(0x1d67000) = 0x1d67000 >read(3, "eader (UISMA)\n\t0012 Reader (UIS"..., 4096) = 4096 >read(3, "02.11n Wireless N Adapter(rev.B)"..., 4096) = 4096 >read(3, "imax 410\n\t000e Digimax 360\n\t001"..., 4096) = 4096 >read(3, "chi Maxell, Ltd\n\t3102 Bluetooth"..., 4096) = 4096 >read(3, "3 Pocket DV Digital Camera\n\t010"..., 4096) = 4096 >read(3, "\t3402 AES3400 Sensor\n\t3403 AES"..., 4096) = 4096 >read(3, "0 (X750_USB)\n0925 Lakeview Rese"..., 4096) = 4096 >read(3, "0U A/V Capture Audio\n\ta004 Conv"..., 4096) = 4096 >read(3, "\t0007 Reader V2\n\t0008 ZFG-9800"..., 4096) = 4096 >read(3, " 82-key backlit keyboard\n0a35 R"..., 4096) = 4096 >read(3, "Corp.\n0a5f Zebra\n\t0009 LP2844 "..., 4096) = 4096 >read(3, "unication Camera VGP-VCC1\n\tc302 "..., 4096) = 4096 >read(3, "\n0b0b Datamax-O'Neil\n\t106e Dat"..., 4096) = 4096 >read(3, "nology, Inc.\n0b85 Elkat Electro"..., 4096) = 4096 >read(3, " SmartPhone Sync\n\t0a6c SmartPho"..., 4096) = 4096 >read(3, " Mass Storage Device\n\t0178 Mass"..., 4096) = 4096 >read(3, "\n\t0204 Metrologic MS7120 Barcod"..., 4096) = 4096 >read(3, "0360/MT9V011 or MI0360SOC/MT9V11"..., 4096) = 4096 >brk(0) = 0x1d67000 >brk(0x1d88000) = 0x1d88000 >read(3, "td\n0ccc Domex Technology Corp.\n"..., 4096) = 4096 >read(3, "y, Ltd\n0d3d Tangtop Technology "..., 4096) = 4096 >read(3, " Mass Storage Controller\n\t5200 "..., 4096) = 4096 >read(3, "hen Yeh Enterprise Corp.\n0db7 E"..., 4096) = 4096 >read(3, "ss Network USB Adapter\n\t9075 WL"..., 4096) = 4096 >read(3, "\t1204 Gmini XS 200\n\t1306 504 P"..., 4096) = 4096 >read(3, " Co., Ltd\n0f2f Priva Design Ser"..., 4096) = 4096 >read(3, "ass Storage] \n\te0ef C905 Phone "..., 4096) = 4096 >read(3, " Winbond Electronics Corp. [hex"..., 4096) = 4096 >read(3, " Inc.\n\t3009 eHome Infrared Tran"..., 4096) = 4096 >read(3, " 1650-16 16-Port RS-232/422/485\n"..., 4096) = 4096 >read(3, "reless Modem\n\t900a Gobi 2000 Wi"..., 4096) = 4096 >read(3, " Wireless Terminal\n\t1037 Ideos\n"..., 4096) = 4096 >read(3, "der\n13b0 PerkinElmer Optoelectr"..., 4096) = 4096 >read(3, " DataTraveler 2.0 4GB Flash Dri"..., 4096) = 4096 >read(3, " Inc.\n14b0 StarTech.com Ltd.\n14"..., 4096) = 4096 >read(3, " USB Wireless Card\n\t0012 WUBR-2"..., 4096) = 4096 >read(3, "dem\n\t1a17 Agilent Technologies "..., 4096) = 4096 >brk(0) = 0x1d88000 >brk(0x1da9000) = 0x1da9000 >read(3, "801 U43\n16b5 Persentec, Inc.\n\t"..., 4096) = 4096 >read(3, "asynote MX66-208W\n\taa11 Web Cam"..., 4096) = 4096 >read(3, "(v2) based USB DVB-T receiver\n\tf"..., 4096) = 4096 >read(3, "nfotech Logistic, LLC\n19b9 Data"..., 4096) = 4096 >read(3, "35 PC Camera/Webcam controller\n"..., 4096) = 4096 >read(3, "CS, INC.\n1ca0 ACCARIO Inc.\n1cac"..., 4096) = 4096 >read(3, "5523]\n\t3a03 DWL-G132 (no firmwa"..., 4096) = 4096 >read(3, " 1.0 (TDMA) chipset\n\t1801 Rainb"..., 4096) = 4096 >read(3, "0\n\t100a MPIO FL300\n\t100b MPIO "..., 4096) = 4096 >read(3, "AIO Printer 926\n\t5116 AIO Print"..., 4096) = 4096 >read(3, " 802.11g Adapter [Intersil ISL38"..., 4096) = 4096 >read(3, "ller from (Intel/CSR)\n\t1110 PRO"..., 4096) = 4096 >read(3, "d protocols\n\n# Syntax:\n# C class"..., 4096) = 4096 >read(3, " VCR Audio\nAT 070a Video Disc "..., 4096) = 4096 >read(3, " Bicylce Crank\n\t0ce Handle Bar"..., 4096) = 4096 >read(3, "Locking Scroll Lock\n\t085 Keypad"..., 4096) = 4096 >read(3, "tion\n\t062 Closed Caption Select"..., 4096) = 4096 >brk(0) = 0x1da9000 >brk(0x1dca000) = 0x1dca000 >read(3, "\n\t234 AC Scroll Down\n\t235 AC S"..., 4096) = 4096 >read(3, "oning\n\t038 Cursor Mode\n\t039 Cu"..., 4096) = 4096 >read(3, "e Limit Expired\n\t044 Charging\n\t"..., 4096) = 4096 >read(3, "\n\n# HID Descriptor bCountryCode\n"..., 4096) = 1187 >read(3, "", 4096) = 0 >close(3) = 0 >munmap(0x7ffca699a000, 4096) = 0 >open("/dev/bus/usb", O_RDONLY|O_NONBLOCK|O_DIRECTORY|O_CLOEXEC) = 3 >getdents(3, /* 13 entries */, 32768) = 312 >close(3) = 0 >uname({sys="Linux", node="ulquiorra.espada", ...}) = 0 >stat("/sys/bus/usb/devices", {st_mode=S_IFDIR|0755, st_size=0, ...}) = 0 >pipe([3, 4]) = 0 >timerfd_create(CLOCK_MONOTONIC, 0x800 /* TFD_??? */) = 5 >access("/proc/bus/usb/devices", R_OK) = -1 ENOENT (No such file or directory) >open("/sys/bus/usb/devices", O_RDONLY|O_NONBLOCK|O_DIRECTORY|O_CLOEXEC) = 6 >getdents(6, /* 31 entries */, 32768) = 880 >open("/sys/bus/usb/devices/usb1/devnum", O_RDONLY) = 7 >read(7, "1\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb1/bDeviceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/usb1/maxchild", O_RDONLY) = 7 >read(7, "5\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb1/speed", O_RDONLY) = 7 >read(7, "480\n", 255) = 4 >close(7) = 0 >readlink("/sys/bus/usb/devices/usb1/../driver", "../../../bus/pci/drivers/ehci_hcd"..., 4096) = 33 >open("/sys/bus/usb/devices/1-0:1.0/bAlternateSetting", O_RDONLY) = 7 >read(7, " 0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/1-0:1.0/bInterfaceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/1-0:1.0/bInterfaceNumber", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/1-0:1.0/bInterfaceProtocol", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/1-0:1.0/bInterfaceSubClass", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/1-0:1.0/bNumEndpoints", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/1-0:1.0/driver", "../../../../../bus/usb/drivers/hub"..., 4096) = 34 >open("/sys/bus/usb/devices/usb2/devnum", O_RDONLY) = 7 >read(7, "1\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb2/bDeviceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/usb2/maxchild", O_RDONLY) = 7 >read(7, "5\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb2/speed", O_RDONLY) = 7 >read(7, "480\n", 255) = 4 >close(7) = 0 >readlink("/sys/bus/usb/devices/usb2/../driver", "../../../bus/pci/drivers/ehci_hcd"..., 4096) = 33 >open("/sys/bus/usb/devices/2-0:1.0/bAlternateSetting", O_RDONLY) = 7 >read(7, " 0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/2-0:1.0/bInterfaceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/2-0:1.0/bInterfaceNumber", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/2-0:1.0/bInterfaceProtocol", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/2-0:1.0/bInterfaceSubClass", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/2-0:1.0/bNumEndpoints", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/2-0:1.0/driver", "../../../../../bus/usb/drivers/hub"..., 4096) = 34 >open("/sys/bus/usb/devices/usb3/devnum", O_RDONLY) = 7 >read(7, "1\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb3/bDeviceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/usb3/maxchild", O_RDONLY) = 7 >read(7, "4\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb3/speed", O_RDONLY) = 7 >read(7, "480\n", 255) = 4 >close(7) = 0 >readlink("/sys/bus/usb/devices/usb3/../driver", "../../../bus/pci/drivers/ehci_hcd"..., 4096) = 33 >open("/sys/bus/usb/devices/3-0:1.0/bAlternateSetting", O_RDONLY) = 7 >read(7, " 0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/3-0:1.0/bInterfaceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/3-0:1.0/bInterfaceNumber", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/3-0:1.0/bInterfaceProtocol", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/3-0:1.0/bInterfaceSubClass", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/3-0:1.0/bNumEndpoints", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/3-0:1.0/driver", "../../../../../bus/usb/drivers/hub"..., 4096) = 34 >open("/sys/bus/usb/devices/usb4/devnum", O_RDONLY) = 7 >read(7, "1\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb4/bDeviceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/usb4/maxchild", O_RDONLY) = 7 >read(7, "5\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb4/speed", O_RDONLY) = 7 >read(7, "12\n", 255) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/usb4/../driver", "../../../bus/pci/drivers/ohci_hcd"..., 4096) = 33 >open("/sys/bus/usb/devices/4-0:1.0/bAlternateSetting", O_RDONLY) = 7 >read(7, " 0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/4-0:1.0/bInterfaceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/4-0:1.0/bInterfaceNumber", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/4-0:1.0/bInterfaceProtocol", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/4-0:1.0/bInterfaceSubClass", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/4-0:1.0/bNumEndpoints", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/4-0:1.0/driver", "../../../../../bus/usb/drivers/hub"..., 4096) = 34 >open("/sys/bus/usb/devices/usb5/devnum", O_RDONLY) = 7 >read(7, "1\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb5/bDeviceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/usb5/maxchild", O_RDONLY) = 7 >read(7, "5\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb5/speed", O_RDONLY) = 7 >read(7, "12\n", 255) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/usb5/../driver", "../../../bus/pci/drivers/ohci_hcd"..., 4096) = 33 >open("/sys/bus/usb/devices/5-0:1.0/bAlternateSetting", O_RDONLY) = 7 >read(7, " 0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-0:1.0/bInterfaceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-0:1.0/bInterfaceNumber", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-0:1.0/bInterfaceProtocol", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-0:1.0/bInterfaceSubClass", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-0:1.0/bNumEndpoints", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/5-0:1.0/driver", "../../../../../bus/usb/drivers/hub"..., 4096) = 34 >open("/sys/bus/usb/devices/usb6/devnum", O_RDONLY) = 7 >read(7, "1\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb6/bDeviceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/usb6/maxchild", O_RDONLY) = 7 >read(7, "2\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb6/speed", O_RDONLY) = 7 >read(7, "12\n", 255) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/usb6/../driver", "../../../bus/pci/drivers/ohci_hcd"..., 4096) = 33 >open("/sys/bus/usb/devices/6-0:1.0/bAlternateSetting", O_RDONLY) = 7 >read(7, " 0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/6-0:1.0/bInterfaceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/6-0:1.0/bInterfaceNumber", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/6-0:1.0/bInterfaceProtocol", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/6-0:1.0/bInterfaceSubClass", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/6-0:1.0/bNumEndpoints", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/6-0:1.0/driver", "../../../../../bus/usb/drivers/hub"..., 4096) = 34 >open("/sys/bus/usb/devices/usb7/devnum", O_RDONLY) = 7 >read(7, "1\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb7/bDeviceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/usb7/maxchild", O_RDONLY) = 7 >read(7, "4\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb7/speed", O_RDONLY) = 7 >read(7, "12\n", 255) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/usb7/../driver", "../../../bus/pci/drivers/ohci_hcd"..., 4096) = 33 >open("/sys/bus/usb/devices/7-0:1.0/bAlternateSetting", O_RDONLY) = 7 >read(7, " 0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/7-0:1.0/bInterfaceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/7-0:1.0/bInterfaceNumber", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/7-0:1.0/bInterfaceProtocol", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/7-0:1.0/bInterfaceSubClass", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/7-0:1.0/bNumEndpoints", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/7-0:1.0/driver", "../../../../../bus/usb/drivers/hub"..., 4096) = 34 >open("/sys/bus/usb/devices/usb8/devnum", O_RDONLY) = 7 >read(7, "1\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb8/bDeviceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/usb8/maxchild", O_RDONLY) = 7 >read(7, "2\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb8/speed", O_RDONLY) = 7 >read(7, "480\n", 255) = 4 >close(7) = 0 >readlink("/sys/bus/usb/devices/usb8/../driver", "../../../../bus/pci/drivers/xhci_hcd", 4096) = 36 >open("/sys/bus/usb/devices/8-0:1.0/bAlternateSetting", O_RDONLY) = 7 >read(7, " 0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/8-0:1.0/bInterfaceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/8-0:1.0/bInterfaceNumber", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/8-0:1.0/bInterfaceProtocol", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/8-0:1.0/bInterfaceSubClass", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/8-0:1.0/bNumEndpoints", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/8-0:1.0/driver", "../../../../../../bus/usb/drivers/hub"..., 4096) = 37 >open("/sys/bus/usb/devices/usb9/devnum", O_RDONLY) = 7 >read(7, "1\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb9/bDeviceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/usb9/maxchild", O_RDONLY) = 7 >read(7, "2\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb9/speed", O_RDONLY) = 7 >read(7, "5000\n", 255) = 5 >close(7) = 0 >readlink("/sys/bus/usb/devices/usb9/../driver", "../../../../bus/pci/drivers/xhci_hcd", 4096) = 36 >open("/sys/bus/usb/devices/9-0:1.0/bAlternateSetting", O_RDONLY) = 7 >read(7, " 0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/9-0:1.0/bInterfaceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/9-0:1.0/bInterfaceNumber", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/9-0:1.0/bInterfaceProtocol", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/9-0:1.0/bInterfaceSubClass", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/9-0:1.0/bNumEndpoints", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/9-0:1.0/driver", "../../../../../../bus/usb/drivers/hub"..., 4096) = 37 >open("/sys/bus/usb/devices/usb10/devnum", O_RDONLY) = 7 >read(7, "1\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb10/bDeviceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/usb10/maxchild", O_RDONLY) = 7 >read(7, "2\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb10/speed", O_RDONLY) = 7 >read(7, "480\n", 255) = 4 >close(7) = 0 >readlink("/sys/bus/usb/devices/usb10/../driver", "../../../../bus/pci/drivers/xhci_hcd", 4096) = 36 >open("/sys/bus/usb/devices/10-0:1.0/bAlternateSetting", O_RDONLY) = 7 >read(7, " 0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/10-0:1.0/bInterfaceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/10-0:1.0/bInterfaceNumber", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/10-0:1.0/bInterfaceProtocol", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/10-0:1.0/bInterfaceSubClass", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/10-0:1.0/bNumEndpoints", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/10-0:1.0/driver", "../../../../../../bus/usb/drivers/hub"..., 4096) = 37 >open("/sys/bus/usb/devices/usb11/devnum", O_RDONLY) = 7 >read(7, "1\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb11/bDeviceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/usb11/maxchild", O_RDONLY) = 7 >read(7, "2\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/usb11/speed", O_RDONLY) = 7 >read(7, "5000\n", 255) = 5 >close(7) = 0 >readlink("/sys/bus/usb/devices/usb11/../driver", "../../../../bus/pci/drivers/xhci_hcd", 4096) = 36 >open("/sys/bus/usb/devices/11-0:1.0/bAlternateSetting", O_RDONLY) = 7 >read(7, " 0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/11-0:1.0/bInterfaceClass", O_RDONLY) = 7 >read(7, "09\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/11-0:1.0/bInterfaceNumber", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/11-0:1.0/bInterfaceProtocol", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/11-0:1.0/bInterfaceSubClass", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/11-0:1.0/bNumEndpoints", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/11-0:1.0/driver", "../../../../../../bus/usb/drivers/hub"..., 4096) = 37 >open("/sys/bus/usb/devices/1-2/bConfigurationValue", O_RDONLY) = 7 >read(7, "1\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/bDeviceClass", O_RDONLY) = 7 >read(7, "ff\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/bDeviceProtocol", O_RDONLY) = 7 >read(7, "ff\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/bDeviceSubClass", O_RDONLY) = 7 >read(7, "ff\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/bMaxPacketSize0", O_RDONLY) = 7 >read(7, "64\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/bMaxPower", O_RDONLY) = 7 >read(7, "500mA\n", 255) = 6 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/bNumConfigurations", O_RDONLY) = 7 >read(7, "1\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/bNumInterfaces", O_RDONLY) = 7 >read(7, " 1\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/bcdDevice", O_RDONLY) = 7 >read(7, "0603\n", 11) = 5 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/bmAttributes", O_RDONLY) = 7 >read(7, "a0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/configuration", O_RDONLY) = 7 >read(7, "", 11) = 0 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/devnum", O_RDONLY) = 7 >read(7, "2\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/idProduct", O_RDONLY) = 7 >read(7, "1905\n", 11) = 5 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/idVendor", O_RDONLY) = 7 >read(7, "04a9\n", 11) = 5 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/maxchild", O_RDONLY) = 7 >read(7, "0\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/manufacturer", O_RDONLY) = 7 >read(7, "Canon\n", 255) = 6 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/product", O_RDONLY) = 7 >read(7, "CanoScan\n", 255) = 9 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/serial", O_RDONLY) = -1 ENOENT (No such file or directory) >open("/sys/bus/usb/devices/1-2/version", O_RDONLY) = 7 >read(7, " 2.00\n", 255) = 6 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/speed", O_RDONLY) = 7 >read(7, "480\n", 255) = 4 >close(7) = 0 >readlink("/sys/bus/usb/devices/1-2/driver", "../../../../../bus/usb/drivers/usb"..., 4096) = 34 >open("/sys/bus/usb/devices/1-2:1.0/bAlternateSetting", O_RDONLY) = 7 >read(7, " 0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/1-2:1.0/bInterfaceClass", O_RDONLY) = 7 >read(7, "ff\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/1-2:1.0/bInterfaceNumber", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/1-2:1.0/bInterfaceProtocol", O_RDONLY) = 7 >read(7, "ff\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/1-2:1.0/bInterfaceSubClass", O_RDONLY) = 7 >read(7, "ff\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/1-2:1.0/bNumEndpoints", O_RDONLY) = 7 >read(7, "03\n", 11) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/1-2:1.0/driver", 0x7fff062aa490, 4096) = -1 ENOENT (No such file or directory) >dup(2) = 7 >fcntl(7, F_GETFL) = 0x8002 (flags O_RDWR|O_LARGEFILE) >fstat(7, {st_mode=S_IFCHR|0600, st_rdev=makedev(136, 1), ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ffca699a000 >lseek(7, 0, SEEK_CUR) = -1 ESPIPE (Illegal seek) >write(7, "1-2:1.0: No such file or directo"..., 351-2:1.0: No such file or directory >) = 35 >close(7) = 0 >munmap(0x7ffca699a000, 4096) = 0 >open("/sys/bus/usb/devices/5-4/bConfigurationValue", O_RDONLY) = 7 >read(7, "1\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/bDeviceClass", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/bDeviceProtocol", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/bDeviceSubClass", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/bMaxPacketSize0", O_RDONLY) = 7 >read(7, "8\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/bMaxPower", O_RDONLY) = 7 >read(7, "100mA\n", 255) = 6 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/bNumConfigurations", O_RDONLY) = 7 >read(7, "1\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/bNumInterfaces", O_RDONLY) = 7 >read(7, " 2\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/bcdDevice", O_RDONLY) = 7 >read(7, "0110\n", 11) = 5 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/bmAttributes", O_RDONLY) = 7 >read(7, "a0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/configuration", O_RDONLY) = 7 >read(7, "", 11) = 0 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/devnum", O_RDONLY) = 7 >read(7, "2\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/idProduct", O_RDONLY) = 7 >read(7, "0101\n", 11) = 5 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/idVendor", O_RDONLY) = 7 >read(7, "0a81\n", 11) = 5 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/maxchild", O_RDONLY) = 7 >read(7, "0\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/manufacturer", O_RDONLY) = 7 >read(7, "CHESEN\n", 255) = 7 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/product", O_RDONLY) = 7 >read(7, "USB Keyboard\n", 255) = 13 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/serial", O_RDONLY) = -1 ENOENT (No such file or directory) >open("/sys/bus/usb/devices/5-4/version", O_RDONLY) = 7 >read(7, " 1.10\n", 255) = 6 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/speed", O_RDONLY) = 7 >read(7, "1.5\n", 255) = 4 >close(7) = 0 >readlink("/sys/bus/usb/devices/5-4/driver", "../../../../../bus/usb/drivers/usb"..., 4096) = 34 >open("/sys/bus/usb/devices/5-4:1.0/bAlternateSetting", O_RDONLY) = 7 >read(7, " 0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-4:1.0/bInterfaceClass", O_RDONLY) = 7 >read(7, "03\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-4:1.0/bInterfaceNumber", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-4:1.0/bInterfaceProtocol", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-4:1.0/bInterfaceSubClass", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-4:1.0/bNumEndpoints", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/5-4:1.0/driver", "../../../../../../bus/usb/drivers/usbhid"..., 4096) = 40 >open("/sys/bus/usb/devices/5-4:1.1/bAlternateSetting", O_RDONLY) = 7 >read(7, " 0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-4:1.1/bInterfaceClass", O_RDONLY) = 7 >read(7, "03\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-4:1.1/bInterfaceNumber", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-4:1.1/bInterfaceProtocol", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-4:1.1/bInterfaceSubClass", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-4:1.1/bNumEndpoints", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/5-4:1.1/driver", "../../../../../../bus/usb/drivers/usbhid", 4096) = 40 >open("/sys/bus/usb/devices/5-5/bConfigurationValue", O_RDONLY) = 7 >read(7, "1\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/bDeviceClass", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/bDeviceProtocol", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/bDeviceSubClass", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/bMaxPacketSize0", O_RDONLY) = 7 >read(7, "8\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/bMaxPower", O_RDONLY) = 7 >read(7, "100mA\n", 255) = 6 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/bNumConfigurations", O_RDONLY) = 7 >read(7, "1\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/bNumInterfaces", O_RDONLY) = 7 >read(7, " 1\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/bcdDevice", O_RDONLY) = 7 >read(7, "0100\n", 11) = 5 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/bmAttributes", O_RDONLY) = 7 >read(7, "a0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/configuration", O_RDONLY) = 7 >read(7, "HID-complia", 11) = 11 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/devnum", O_RDONLY) = 7 >read(7, "3\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/idProduct", O_RDONLY) = 7 >read(7, "003a\n", 11) = 5 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/idVendor", O_RDONLY) = 7 >read(7, "0458\n", 11) = 5 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/maxchild", O_RDONLY) = 7 >read(7, "0\n", 11) = 2 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/manufacturer", O_RDONLY) = 7 >read(7, "Genius\n", 255) = 7 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/product", O_RDONLY) = 7 >read(7, "Optical Mouse\n", 255) = 14 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/serial", O_RDONLY) = -1 ENOENT (No such file or directory) >open("/sys/bus/usb/devices/5-5/version", O_RDONLY) = 7 >read(7, " 1.10\n", 255) = 6 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/speed", O_RDONLY) = 7 >read(7, "1.5\n", 255) = 4 >close(7) = 0 >readlink("/sys/bus/usb/devices/5-5/driver", "../../../../../bus/usb/drivers/usb"..., 4096) = 34 >open("/sys/bus/usb/devices/5-5:1.0/bAlternateSetting", O_RDONLY) = 7 >read(7, " 0\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-5:1.0/bInterfaceClass", O_RDONLY) = 7 >read(7, "03\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-5:1.0/bInterfaceNumber", O_RDONLY) = 7 >read(7, "00\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-5:1.0/bInterfaceProtocol", O_RDONLY) = 7 >read(7, "02\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-5:1.0/bInterfaceSubClass", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >open("/sys/bus/usb/devices/5-5:1.0/bNumEndpoints", O_RDONLY) = 7 >read(7, "01\n", 11) = 3 >close(7) = 0 >readlink("/sys/bus/usb/devices/5-5:1.0/driver", "../../../../../../bus/usb/drivers/usbhid", 4096) = 40 >getdents(6, /* 0 entries */, 32768) = 0 >close(6) = 0 >fstat(1, {st_mode=S_IFCHR|0600, st_rdev=makedev(136, 1), ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ffca699a000 >write(1, "/: Bus 11.Port 1: Dev 1, Class="..., 68/: Bus 11.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 5000M >) = 68 >write(1, "/: Bus 10.Port 1: Dev 1, Class="..., 67/: Bus 10.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 480M >) = 67 >write(1, "/: Bus 09.Port 1: Dev 1, Class="..., 68/: Bus 09.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 5000M >) = 68 >write(1, "/: Bus 08.Port 1: Dev 1, Class="..., 67/: Bus 08.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 480M >) = 67 >write(1, "/: Bus 07.Port 1: Dev 1, Class="..., 66/: Bus 07.Port 1: Dev 1, Class=root_hub, Driver=ohci_hcd/4p, 12M >) = 66 >write(1, "/: Bus 06.Port 1: Dev 1, Class="..., 66/: Bus 06.Port 1: Dev 1, Class=root_hub, Driver=ohci_hcd/2p, 12M >) = 66 >write(1, "/: Bus 05.Port 1: Dev 1, Class="..., 66/: Bus 05.Port 1: Dev 1, Class=root_hub, Driver=ohci_hcd/5p, 12M >) = 66 >write(1, " |__ Port 4: Dev 2, If 0, Cla"..., 60 |__ Port 4: Dev 2, If 0, Class=HID, Driver=usbhid, 1.5M >) = 60 >write(1, " |__ Port 4: Dev 2, If 1, Cla"..., 60 |__ Port 4: Dev 2, If 1, Class=HID, Driver=usbhid, 1.5M >) = 60 >write(1, " |__ Port 5: Dev 3, If 0, Cla"..., 60 |__ Port 5: Dev 3, If 0, Class=HID, Driver=usbhid, 1.5M >) = 60 >write(1, "/: Bus 04.Port 1: Dev 1, Class="..., 66/: Bus 04.Port 1: Dev 1, Class=root_hub, Driver=ohci_hcd/5p, 12M >) = 66 >write(1, "/: Bus 03.Port 1: Dev 1, Class="..., 67/: Bus 03.Port 1: Dev 1, Class=root_hub, Driver=ehci_hcd/4p, 480M >) = 67 >write(1, "/: Bus 02.Port 1: Dev 1, Class="..., 67/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=ehci_hcd/5p, 480M >) = 67 >write(1, "/: Bus 01.Port 1: Dev 1, Class="..., 67/: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=ehci_hcd/5p, 480M >) = 67 >write(1, " |__ Port 2: Dev 2, If 0, Cla"..., 56 |__ Port 2: Dev 2, If 0, Class=vend., Driver=, 480M >) = 56 >close(3) = 0 >close(4) = 0 >close(5) = 0 >exit_group(0) = ? > >This is an f17 host. I will get info from other hosts later. > >--- Additional comment from rtguille@gmail.com on 2012-04-03 13:40:59 CEST --- > >And also: > ># strace lsusb >execve("/usr/bin/lsusb", ["lsusb"], [/* 26 vars */]) = 0 >brk(0) = 0xfa4000 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9007000 >access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory) >open("/etc/ld.so.cache", O_RDONLY) = 3 >fstat(3, {st_mode=S_IFREG|0644, st_size=129303, ...}) = 0 >mmap(NULL, 129303, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f0aa8fe0000 >close(3) = 0 >open("/lib64/libusb-1.0.so.0", O_RDONLY) = 3 >read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 &\200\2711\0\0\0"..., 832) = 832 >fstat(3, {st_mode=S_IFREG|0755, st_size=56280, ...}) = 0 >mmap(0x31b9800000, 2149104, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x31b9800000 >mprotect(0x31b980d000, 2093056, PROT_NONE) = 0 >mmap(0x31b9a0c000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xc000) = 0x31b9a0c000 >close(3) = 0 >open("/lib64/libc.so.6", O_RDONLY) = 3 >read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0p\24\242\2401\0\0\0"..., 832) = 832 >fstat(3, {st_mode=S_IFREG|0755, st_size=1951696, ...}) = 0 >mmap(0x31a0a00000, 3773688, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x31a0a00000 >mprotect(0x31a0b90000, 2093056, PROT_NONE) = 0 >mmap(0x31a0d8f000, 20480, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x18f000) = 0x31a0d8f000 >mmap(0x31a0d94000, 21752, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x31a0d94000 >close(3) = 0 >open("/lib64/librt.so.1", O_RDONLY) = 3 >read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0`!\340\2411\0\0\0"..., 832) = 832 >fstat(3, {st_mode=S_IFREG|0755, st_size=47552, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa8fdf000 >mmap(0x31a1e00000, 2128968, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x31a1e00000 >mprotect(0x31a1e07000, 2093056, PROT_NONE) = 0 >mmap(0x31a2006000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x6000) = 0x31a2006000 >close(3) = 0 >open("/lib64/libpthread.so.0", O_RDONLY) = 3 >read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\300i \2411\0\0\0"..., 832) = 832 >fstat(3, {st_mode=S_IFREG|0755, st_size=140960, ...}) = 0 >mmap(0x31a1200000, 2204664, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x31a1200000 >mprotect(0x31a1216000, 2093056, PROT_NONE) = 0 >mmap(0x31a1415000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x15000) = 0x31a1415000 >mmap(0x31a1417000, 13304, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x31a1417000 >close(3) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa8fde000 >mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa8fdc000 >arch_prctl(ARCH_SET_FS, 0x7f0aa8fdc720) = 0 >mprotect(0x31a0d8f000, 16384, PROT_READ) = 0 >mprotect(0x31a2006000, 4096, PROT_READ) = 0 >mprotect(0x31a1415000, 4096, PROT_READ) = 0 >mprotect(0x31a081e000, 4096, PROT_READ) = 0 >munmap(0x7f0aa8fe0000, 129303) = 0 >set_tid_address(0x7f0aa8fdc9f0) = 9193 >set_robust_list(0x7f0aa8fdca00, 0x18) = 0 >rt_sigaction(SIGRTMIN, {0x31a1206510, [], SA_RESTORER|SA_SIGINFO, 0x31a120eee0}, NULL, 8) = 0 >rt_sigaction(SIGRT_1, {0x31a12065a0, [], SA_RESTORER|SA_RESTART|SA_SIGINFO, 0x31a120eee0}, NULL, 8) = 0 >rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 >getrlimit(RLIMIT_STACK, {rlim_cur=8192*1024, rlim_max=RLIM_INFINITY}) = 0 >brk(0) = 0xfa4000 >brk(0xfc5000) = 0xfc5000 >brk(0) = 0xfc5000 >open("/usr/share/hwdata/usb.ids", O_RDONLY) = 3 >fstat(3, {st_mode=S_IFREG|0644, st_size=451747, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(3, "#\n#\tList of USB ID's\n#\n#\tMaintai"..., 4096) = 4096 >read(3, "Bluetooth Device\n\t6440 WML-C52A"..., 4096) = 4096 >read(3, "bcam\n\t1c02 PhotoSmart A710 seri"..., 4096) = 4096 >read(3, "FP\n\t5711 PhotoSmart C4100 serie"..., 4096) = 4096 >read(3, "-Xchange Adapter\n\tadcc Composit"..., 4096) = 4096 >read(3, "310 K590 Printer, Self-Service\n"..., 4096) = 4096 >read(3, "\n\t05b7 Digital Camera\n\t05b8 Di"..., 4096) = 4096 >read(3, " (STK7700P based)\n0414 Giga-Byt"..., 4096) = 4096 >read(3, "(MTP)\n\t4151 Zen Vision:M (mtp)\n"..., 4096) = 4096 >read(3, "orp.\n\t0001 Integrated Hub\n\t0acd"..., 4096) = 4096 >read(3, "nter\n\t007c Lexmark X1110/X1130/"..., 4096) = 4096 >read(3, "\n\tf001 FT2232H Hi-Speed JTAG IC"..., 4096) = 4096 >read(3, " Sidewinder Strategic Commander"..., 4096) = 4096 >read(3, "ed Pocket PC 2003\n\t043d Becker "..., 4096) = 4096 >read(3, "feCam HD-5000\n\t930a ISOUSB.SYS "..., 4096) = 4096 >read(3, "s Pro)\n\t08c5 QuickCam Pro 5000\n"..., 4096) = 4096 >read(3, "f F710 Wireless Gamepad [XInput"..., 4096) = 4096 >read(3, "Player\n\t0163 GoGear SA1100\n\t016"..., 4096) = 4096 >read(3, "018 Studio Mouse\n\t101d Mouse*i"..., 4096) = 4096 >brk(0) = 0xfc5000 >brk(0xfe6000) = 0xfe6000 >read(3, "UX256 MIDI I/F\n\t1001 MU1000\n\t10"..., 4096) = 4096 >read(3, "h 7600 Scanner\n\t0221 OneTouch 5"..., 4096) = 4096 >read(3, "219 CanoScan 9950F\n\t221b CanoS"..., 4096) = 4096 >read(3, "ot S410 Digital Elph\n\t30bb Powe"..., 4096) = 4096 >read(3, "\t4482 Serial Converter\n\t4485 S"..., 4096) = 4096 >read(3, "tylus Photo RX560/580/590 (PM-A8"..., 4096) = 4096 >read(3, "800/6800 Zoom (PC CAM)\n\t0108 Fi"..., 4096) = 4096 >read(3, "1 PIC24F Starter Kit\n\t900a PIC"..., 4096) = 4096 >read(3, "ader\n\t5292 SCL011 RFID reader\n\t"..., 4096) = 4096 >read(3, " MITs Sync\n\t6632 MITs Sync\n\t66"..., 4096) = 4096 >read(3, " HL-5250DN Printer\n\t002c Printe"..., 4096) = 4096 >read(3, "ALink SPIF225A\n\t1528 SPCA1527A/"..., 4096) = 4096 >read(3, "nk RT2870]\n\t805e F5D8053 N Wire"..., 4096) = 4096 >read(3, "nstitut of Microelectronic & Mec"..., 4096) = 4096 >read(3, "G-TJ35 PDA Serial\n\t016a Clie PE"..., 4096) = 4096 >read(3, "ebooks [pwc]\n\ta000 SWL-2100U\n\ta"..., 4096) = 4096 >read(3, "03 UC-SGT\n\t5004 UC-SGT\n\t6008 "..., 4096) = 4096 >brk(0) = 0xfe6000 >brk(0x1007000) = 0x1007000 >read(3, "Fritz!WLAN [Texas Instruments TN"..., 4096) = 4096 >read(3, "l\n\tb00a PSX/USB converter\n\tb00b"..., 4096) = 4096 >read(3, " (Type 3)\n\t0032 Zip 250 (Ver 2)"..., 4096) = 4096 >read(3, "ckpad (ANSI)\n\t0224 Internal Key"..., 4096) = 4096 >read(3, "0 SIMCom SIM5218 modem\n\t9001 G"..., 4096) = 4096 >read(3, "aker X6/X6U\n\t009a Phantom C6\n\t0"..., 4096) = 4096 >read(3, "Mbps Adapter\n05df Silicon Visio"..., 4096) = 4096 >read(3, "cs Co., Ltd\n0607 Bridge Informa"..., 4096) = 4096 >read(3, "r CrystalEye Webcam\n\ta102 Acer/"..., 4096) = 4096 >read(3, "layer\n\t821c MP3 Player\n\t821d M"..., 4096) = 4096 >read(3, " XT Camera [remote mode]\n\t4017 "..., 4096) = 4096 >read(3, "l Connect Modem\n\t000b WireSpeed"..., 4096) = 4096 >read(3, "apanese Keyboard\n06d6 Aashima T"..., 4096) = 4096 >read(3, " GamePad\n\tb000 Hercules DJ Cons"..., 4096) = 4096 >read(3, "\t4586 XBox Device\n\t4588 XBox D"..., 4096) = 4096 >read(3, "g. Co., Ltd\n077b Linksys\n\t08be "..., 4096) = 4096 >read(3, "0790 Pro-Image Manufacturing Co"..., 4096) = 4096 >read(3, "Voice Recorder DS-330\n\t0207 Dig"..., 4096) = 4096 >brk(0) = 0x1007000 >brk(0x1028000) = 0x1028000 >read(3, "eader (UISMA)\n\t0012 Reader (UIS"..., 4096) = 4096 >read(3, "02.11n Wireless N Adapter(rev.B)"..., 4096) = 4096 >read(3, "imax 410\n\t000e Digimax 360\n\t001"..., 4096) = 4096 >read(3, "chi Maxell, Ltd\n\t3102 Bluetooth"..., 4096) = 4096 >read(3, "3 Pocket DV Digital Camera\n\t010"..., 4096) = 4096 >read(3, "\t3402 AES3400 Sensor\n\t3403 AES"..., 4096) = 4096 >read(3, "0 (X750_USB)\n0925 Lakeview Rese"..., 4096) = 4096 >read(3, "0U A/V Capture Audio\n\ta004 Conv"..., 4096) = 4096 >read(3, "\t0007 Reader V2\n\t0008 ZFG-9800"..., 4096) = 4096 >read(3, " 82-key backlit keyboard\n0a35 R"..., 4096) = 4096 >read(3, "Corp.\n0a5f Zebra\n\t0009 LP2844 "..., 4096) = 4096 >read(3, "unication Camera VGP-VCC1\n\tc302 "..., 4096) = 4096 >read(3, "\n0b0b Datamax-O'Neil\n\t106e Dat"..., 4096) = 4096 >read(3, "nology, Inc.\n0b85 Elkat Electro"..., 4096) = 4096 >read(3, " SmartPhone Sync\n\t0a6c SmartPho"..., 4096) = 4096 >read(3, " Mass Storage Device\n\t0178 Mass"..., 4096) = 4096 >read(3, "\n\t0204 Metrologic MS7120 Barcod"..., 4096) = 4096 >read(3, "0360/MT9V011 or MI0360SOC/MT9V11"..., 4096) = 4096 >brk(0) = 0x1028000 >brk(0x1049000) = 0x1049000 >read(3, "td\n0ccc Domex Technology Corp.\n"..., 4096) = 4096 >read(3, "y, Ltd\n0d3d Tangtop Technology "..., 4096) = 4096 >read(3, " Mass Storage Controller\n\t5200 "..., 4096) = 4096 >read(3, "hen Yeh Enterprise Corp.\n0db7 E"..., 4096) = 4096 >read(3, "ss Network USB Adapter\n\t9075 WL"..., 4096) = 4096 >read(3, "\t1204 Gmini XS 200\n\t1306 504 P"..., 4096) = 4096 >read(3, " Co., Ltd\n0f2f Priva Design Ser"..., 4096) = 4096 >read(3, "ass Storage] \n\te0ef C905 Phone "..., 4096) = 4096 >read(3, " Winbond Electronics Corp. [hex"..., 4096) = 4096 >read(3, " Inc.\n\t3009 eHome Infrared Tran"..., 4096) = 4096 >read(3, " 1650-16 16-Port RS-232/422/485\n"..., 4096) = 4096 >read(3, "reless Modem\n\t900a Gobi 2000 Wi"..., 4096) = 4096 >read(3, " Wireless Terminal\n\t1037 Ideos\n"..., 4096) = 4096 >read(3, "der\n13b0 PerkinElmer Optoelectr"..., 4096) = 4096 >read(3, " DataTraveler 2.0 4GB Flash Dri"..., 4096) = 4096 >read(3, " Inc.\n14b0 StarTech.com Ltd.\n14"..., 4096) = 4096 >read(3, " USB Wireless Card\n\t0012 WUBR-2"..., 4096) = 4096 >read(3, "dem\n\t1a17 Agilent Technologies "..., 4096) = 4096 >brk(0) = 0x1049000 >brk(0x106a000) = 0x106a000 >read(3, "801 U43\n16b5 Persentec, Inc.\n\t"..., 4096) = 4096 >read(3, "asynote MX66-208W\n\taa11 Web Cam"..., 4096) = 4096 >read(3, "(v2) based USB DVB-T receiver\n\tf"..., 4096) = 4096 >read(3, "nfotech Logistic, LLC\n19b9 Data"..., 4096) = 4096 >read(3, "35 PC Camera/Webcam controller\n"..., 4096) = 4096 >read(3, "CS, INC.\n1ca0 ACCARIO Inc.\n1cac"..., 4096) = 4096 >read(3, "5523]\n\t3a03 DWL-G132 (no firmwa"..., 4096) = 4096 >read(3, " 1.0 (TDMA) chipset\n\t1801 Rainb"..., 4096) = 4096 >read(3, "0\n\t100a MPIO FL300\n\t100b MPIO "..., 4096) = 4096 >read(3, "AIO Printer 926\n\t5116 AIO Print"..., 4096) = 4096 >read(3, " 802.11g Adapter [Intersil ISL38"..., 4096) = 4096 >read(3, "ller from (Intel/CSR)\n\t1110 PRO"..., 4096) = 4096 >read(3, "d protocols\n\n# Syntax:\n# C class"..., 4096) = 4096 >read(3, " VCR Audio\nAT 070a Video Disc "..., 4096) = 4096 >read(3, " Bicylce Crank\n\t0ce Handle Bar"..., 4096) = 4096 >read(3, "Locking Scroll Lock\n\t085 Keypad"..., 4096) = 4096 >read(3, "tion\n\t062 Closed Caption Select"..., 4096) = 4096 >brk(0) = 0x106a000 >brk(0x108b000) = 0x108b000 >read(3, "\n\t234 AC Scroll Down\n\t235 AC S"..., 4096) = 4096 >read(3, "oning\n\t038 Cursor Mode\n\t039 Cu"..., 4096) = 4096 >read(3, "e Limit Expired\n\t044 Charging\n\t"..., 4096) = 4096 >read(3, "\n\n# HID Descriptor bCountryCode\n"..., 4096) = 1187 >read(3, "", 4096) = 0 >close(3) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/dev/bus/usb", O_RDONLY|O_NONBLOCK|O_DIRECTORY|O_CLOEXEC) = 3 >getdents(3, /* 13 entries */, 32768) = 312 >close(3) = 0 >uname({sys="Linux", node="ulquiorra.espada", ...}) = 0 >stat("/sys/bus/usb/devices", {st_mode=S_IFDIR|0755, st_size=0, ...}) = 0 >pipe([3, 4]) = 0 >timerfd_create(CLOCK_MONOTONIC, 0x800 /* TFD_??? */) = 5 >open("/sys/bus/usb/devices", O_RDONLY|O_NONBLOCK|O_DIRECTORY|O_CLOEXEC) = 6 >getdents(6, /* 31 entries */, 32768) = 880 >stat("/sys/bus/usb/devices/usb1/descriptors", {st_mode=S_IFREG|0444, st_size=65553, ...}) = 0 >open("/sys/bus/usb/devices/usb1/busnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "1\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb1/devnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "1\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb1/descriptors", O_RDONLY) = 7 >read(7, "\22\1\0\2\t\0\0@k\35\2\0\2\3\3\2\1\1", 18) = 18 >close(7) = 0 >open("/sys/bus/usb/devices/usb2/busnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "2\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb2/devnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "1\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb2/descriptors", O_RDONLY) = 7 >read(7, "\22\1\0\2\t\0\0@k\35\2\0\2\3\3\2\1\1", 18) = 18 >close(7) = 0 >open("/sys/bus/usb/devices/usb3/busnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "3\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb3/devnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "1\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb3/descriptors", O_RDONLY) = 7 >read(7, "\22\1\0\2\t\0\0@k\35\2\0\2\3\3\2\1\1", 18) = 18 >close(7) = 0 >open("/sys/bus/usb/devices/usb4/busnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "4\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb4/devnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "1\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb4/descriptors", O_RDONLY) = 7 >read(7, "\22\1\20\1\t\0\0@k\35\1\0\2\3\3\2\1\1", 18) = 18 >close(7) = 0 >open("/sys/bus/usb/devices/usb5/busnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "5\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb5/devnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "1\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb5/descriptors", O_RDONLY) = 7 >read(7, "\22\1\20\1\t\0\0@k\35\1\0\2\3\3\2\1\1", 18) = 18 >close(7) = 0 >open("/sys/bus/usb/devices/usb6/busnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "6\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb6/devnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "1\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb6/descriptors", O_RDONLY) = 7 >read(7, "\22\1\20\1\t\0\0@k\35\1\0\2\3\3\2\1\1", 18) = 18 >close(7) = 0 >open("/sys/bus/usb/devices/usb7/busnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "7\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb7/devnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "1\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb7/descriptors", O_RDONLY) = 7 >read(7, "\22\1\20\1\t\0\0@k\35\1\0\2\3\3\2\1\1", 18) = 18 >close(7) = 0 >open("/sys/bus/usb/devices/usb8/busnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "8\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb8/devnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "1\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb8/descriptors", O_RDONLY) = 7 >read(7, "\22\1\0\2\t\0\1@k\35\2\0\2\3\3\2\1\1", 18) = 18 >close(7) = 0 >open("/sys/bus/usb/devices/usb9/busnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "9\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb9/devnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "1\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb9/descriptors", O_RDONLY) = 7 >read(7, "\22\1\0\3\t\0\3\tk\35\3\0\2\3\3\2\1\1", 18) = 18 >close(7) = 0 >open("/sys/bus/usb/devices/usb10/busnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "10\n", 4096) = 3 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb10/devnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "1\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb10/descriptors", O_RDONLY) = 7 >read(7, "\22\1\0\2\t\0\1@k\35\2\0\2\3\3\2\1\1", 18) = 18 >close(7) = 0 >open("/sys/bus/usb/devices/usb11/busnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "11\n", 4096) = 3 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb11/devnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "1\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/usb11/descriptors", O_RDONLY) = 7 >read(7, "\22\1\0\3\t\0\3\tk\35\3\0\2\3\3\2\1\1", 18) = 18 >close(7) = 0 >open("/sys/bus/usb/devices/1-2/busnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "1\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/1-2/devnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "2\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/1-2/descriptors", O_RDONLY) = 7 >read(7, "\22\1\0\2\377\377\377@\251\4\5\31\3\6\1\2\0\1", 18) = 18 >close(7) = 0 >open("/sys/bus/usb/devices/5-4/busnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "5\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/5-4/devnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "2\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/5-4/descriptors", O_RDONLY) = 7 >read(7, "\22\1\20\1\0\0\0\10\201\n\1\1\20\1\1\2\0\1", 18) = 18 >close(7) = 0 >open("/sys/bus/usb/devices/5-5/busnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "5\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/5-5/devnum", O_RDONLY) = 7 >fstat(7, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >read(7, "3\n", 4096) = 2 >close(7) = 0 >munmap(0x7f0aa9006000, 4096) = 0 >open("/sys/bus/usb/devices/5-5/descriptors", O_RDONLY) = 7 >read(7, "\22\1\20\1\0\0\0\10X\4:\0\0\1\1\2\0\1", 18) = 18 >close(7) = 0 >getdents(6, /* 0 entries */, 32768) = 0 >close(6) = 0 >open("/sys/bus/usb/devices/usb1/descriptors", O_RDONLY) = 6 >read(6, "\22\1\0\2\t\0\0@k\35\2\0\2\3\3\2\1\1", 18) = 18 >close(6) = 0 >fstat(1, {st_mode=S_IFCHR|0600, st_rdev=makedev(136, 1), ...}) = 0 >mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0aa9006000 >write(1, "Bus 001 Device 001: ID 1d6b:0002"..., 63Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >) = 63 >open("/sys/bus/usb/devices/usb2/descriptors", O_RDONLY) = 6 >read(6, "\22\1\0\2\t\0\0@k\35\2\0\2\3\3\2\1\1", 18) = 18 >close(6) = 0 >write(1, "Bus 002 Device 001: ID 1d6b:0002"..., 63Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >) = 63 >open("/sys/bus/usb/devices/usb3/descriptors", O_RDONLY) = 6 >read(6, "\22\1\0\2\t\0\0@k\35\2\0\2\3\3\2\1\1", 18) = 18 >close(6) = 0 >write(1, "Bus 003 Device 001: ID 1d6b:0002"..., 63Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >) = 63 >open("/sys/bus/usb/devices/usb4/descriptors", O_RDONLY) = 6 >read(6, "\22\1\20\1\t\0\0@k\35\1\0\2\3\3\2\1\1", 18) = 18 >close(6) = 0 >write(1, "Bus 004 Device 001: ID 1d6b:0001"..., 63Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub >) = 63 >open("/sys/bus/usb/devices/usb5/descriptors", O_RDONLY) = 6 >read(6, "\22\1\20\1\t\0\0@k\35\1\0\2\3\3\2\1\1", 18) = 18 >close(6) = 0 >write(1, "Bus 005 Device 001: ID 1d6b:0001"..., 63Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub >) = 63 >open("/sys/bus/usb/devices/usb6/descriptors", O_RDONLY) = 6 >read(6, "\22\1\20\1\t\0\0@k\35\1\0\2\3\3\2\1\1", 18) = 18 >close(6) = 0 >write(1, "Bus 006 Device 001: ID 1d6b:0001"..., 63Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub >) = 63 >open("/sys/bus/usb/devices/usb7/descriptors", O_RDONLY) = 6 >read(6, "\22\1\20\1\t\0\0@k\35\1\0\2\3\3\2\1\1", 18) = 18 >close(6) = 0 >write(1, "Bus 007 Device 001: ID 1d6b:0001"..., 63Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub >) = 63 >open("/sys/bus/usb/devices/usb8/descriptors", O_RDONLY) = 6 >read(6, "\22\1\0\2\t\0\1@k\35\2\0\2\3\3\2\1\1", 18) = 18 >close(6) = 0 >write(1, "Bus 008 Device 001: ID 1d6b:0002"..., 63Bus 008 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >) = 63 >open("/sys/bus/usb/devices/usb9/descriptors", O_RDONLY) = 6 >read(6, "\22\1\0\3\t\0\3\tk\35\3\0\2\3\3\2\1\1", 18) = 18 >close(6) = 0 >write(1, "Bus 009 Device 001: ID 1d6b:0003"..., 63Bus 009 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub >) = 63 >open("/sys/bus/usb/devices/usb10/descriptors", O_RDONLY) = 6 >read(6, "\22\1\0\2\t\0\1@k\35\2\0\2\3\3\2\1\1", 18) = 18 >close(6) = 0 >write(1, "Bus 010 Device 001: ID 1d6b:0002"..., 63Bus 010 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >) = 63 >open("/sys/bus/usb/devices/usb11/descriptors", O_RDONLY) = 6 >read(6, "\22\1\0\3\t\0\3\tk\35\3\0\2\3\3\2\1\1", 18) = 18 >close(6) = 0 >write(1, "Bus 011 Device 001: ID 1d6b:0003"..., 63Bus 011 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub >) = 63 >open("/sys/bus/usb/devices/1-2/descriptors", O_RDONLY) = 6 >read(6, "\22\1\0\2\377\377\377@\251\4\5\31\3\6\1\2\0\1", 18) = 18 >close(6) = 0 >write(1, "Bus 001 Device 002: ID 04a9:1905"..., 63Bus 001 Device 002: ID 04a9:1905 Canon, Inc. CanoScan LiDE 200 >) = 63 >open("/sys/bus/usb/devices/5-4/descriptors", O_RDONLY) = 6 >read(6, "\22\1\20\1\0\0\0\10\201\n\1\1\20\1\1\2\0\1", 18) = 18 >close(6) = 0 >write(1, "Bus 005 Device 002: ID 0a81:0101"..., 67Bus 005 Device 002: ID 0a81:0101 Chesen Electronics Corp. Keyboard >) = 67 >open("/sys/bus/usb/devices/5-5/descriptors", O_RDONLY) = 6 >read(6, "\22\1\20\1\0\0\0\10X\4:\0\0\1\1\2\0\1", 18) = 18 >close(6) = 0 >write(1, "Bus 005 Device 003: ID 0458:003a"..., 115Bus 005 Device 003: ID 0458:003a KYE Systems Corp. (Mouse Systems) NetScroll+ Mini Traveler / Genius NetScroll 120 >) = 115 >close(3) = 0 >close(4) = 0 >close(5) = 0 >exit_group(0) = ? > >--- Additional comment from lnykryn@redhat.com on 2012-04-03 14:19:57 CEST --- > >Your strace is a little bit different from my, so can you please try this newer build of usbutils with mentioned patch? >http://lnykryn.fedorapeople.org/usbutils/ > >--- Additional comment from rtguille@gmail.com on 2012-04-04 00:10:38 CEST --- > >Created attachment 574996 >strace with the patched lsusb > >F17 host > >--- Additional comment from rtguille@gmail.com on 2012-04-04 00:15:47 CEST --- > >Created attachment 574997 >strace, upatched, F16, lsusb -t does not complete, must ctrl+c it. > >--- Additional comment from lnykryn@redhat.com on 2012-04-04 10:47:25 CEST --- > >This seems to me as two independent issues. The error message is cause by missing driver symlink and lsusb-t only reads target of it and prints it. That should not cause any hang. >I have tried three different machines with fedora 16 and current version of usbutils and I didn't see any delay. But I will look more into it. > >--- Additional comment from rtguille@gmail.com on 2012-04-04 14:14:54 CEST --- > >The delay happens only with F16 on a Dell e4310. > >--- Additional comment from lnykryn@redhat.com on 2012-04-05 11:01:06 CEST --- > >I probably can't solve the hanging problem without more information. Are you able to debug the code and find the place where it hangs? > >--- Additional comment from lnykryn@redhat.com on 2012-04-10 15:04:51 CEST --- > >Or I can prepare some modified version of lsusb which should be more verbose and show us where the problem is.
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