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Message #183593
[Bug 1591644] [NEW] Regression: YOTA LU150 modem does not work in 16.04
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On the Ubuntu 15.10 and older versions YOTA LU150 modem work fine, but on Ubuntu 16.04 it does not work.
lsusb on 15.10:
Bus 002 Device 007: ID 1076:8002 GCT Semiconductor, Inc. LU150 LTE Modem [Yota LU150]
Bus 002 Device 005: ID 148f:5370 Ralink Technology, Corp. RT5370 Wireless Adapter
Bus 002 Device 004: ID 192f:0916 Avago Technologies, Pte.
Bus 002 Device 003: ID 1c4f:0002 SiGma Micro Keyboard TRACER Gamma Ivory
Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
dmesg on 15.10:
[ 2849.691015] usb 2-1.6: new high-speed USB device number 11 using ehci-pci
[ 2849.783810] usb 2-1.6: New USB device found, idVendor=1076, idProduct=8002
[ 2849.783815] usb 2-1.6: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 2849.783818] usb 2-1.6: Product: Modem Yota
[ 2849.783820] usb 2-1.6: Manufacturer: GCT SEMICONDUCTOR Inc
[ 2849.784907] rndis_host 2-1.6:1.0: dev can't take 1558 byte packets (max 1458), adjusting MTU to 1400
[ 2849.785881] rndis_host 2-1.6:1.0 eth1: register 'rndis_host' at usb-0000:00:1d.0-1.6, RNDIS device, 00:09:3b:f0:1a:40
lsusb on 16.04 freezes, ^C does not kill it.
dmesg on 16.04:
[ 50.355199] usb 2-1.6: new high-speed USB device number 6 using ehci-pci
[ 50.447992] usb 2-1.6: New USB device found, idVendor=1076, idProduct=8001
[ 50.447997] usb 2-1.6: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 50.448000] usb 2-1.6: Product: Modem Yota
[ 50.448002] usb 2-1.6: Manufacturer: GCT SEMICONDUCTOR Inc
[ 50.448229] usb-storage 2-1.6:1.0: USB Mass Storage device detected
[ 50.448634] scsi host5: usb-storage 2-1.6:1.0
[ 51.447979] scsi 5:0:0:0: CD-ROM GDM Mass PQ: 0 ANSI: 0 CCS
[ 51.472471] sr 5:0:0:0: [sr0] scsi3-mmc drive: 0x/0x caddy
[ 51.472475] cdrom: Uniform CD-ROM driver Revision: 3.20
[ 51.472662] sr 5:0:0:0: Attached scsi CD-ROM sr0
[ 51.472752] sr 5:0:0:0: Attached scsi generic sg2 type 5
[ 52.460550] usb 2-1.6: USB disconnect, device number 6
[ 52.460999] cdrom: issuing MRW background format suspend
[ 53.427117] usb 2-1.6: new high-speed USB device number 7 using ehci-pci
[ 53.519890] usb 2-1.6: New USB device found, idVendor=1076, idProduct=8002
[ 53.519895] usb 2-1.6: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 53.519898] usb 2-1.6: Product: Modem Yota
[ 53.519900] usb 2-1.6: Manufacturer: GCT SEMICONDUCTOR Inc
[ 53.545260] usbcore: registered new interface driver cdc_ether
[ 53.552769] BUG: unable to handle kernel NULL pointer dereference at 0000000000000003
[ 53.552805] IP: [<ffffffffc05152a1>] usbnet_generic_cdc_bind+0x171/0x710 [cdc_ether]
[ 53.552834] PGD 0
[ 53.552843] Oops: 0000 [#1] SMP
[ 53.552858] Modules linked in: rndis_host(+) cdc_ether usbnet mii zram lz4_compress intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm snd_hda_codec_via snd_hda_codec_generic snd_hda_codec_hdmi snd_hda_intel snd_hda_codec irqbypass ppdev snd_seq_midi crct10dif_pclmul snd_hda_core crc32_pclmul snd_seq_midi_event snd_hwdep snd_pcm aesni_intel snd_rawmidi joydev input_leds aes_x86_64 snd_seq lrw gf128mul snd_seq_device parport_pc glue_helper parport snd_timer shpchp ablk_helper ie31200_edac snd cryptd mac_hid serio_raw mei_me edac_core 8250_fintek soundcore mei lpc_ich intel_smartconnect autofs4 squashfs overlay nls_utf8 isofs dm_mirror dm_region_hash dm_log amdkfd amd_iommu_v2 hid_generic radeon i2c_algo_bit psmouse ttm drm_kms_helper syscopyarea sysfillrect pata_acpi sysimgblt
[ 53.553175] fb_sys_fops usbhid uas hid drm usb_storage atl1c video fjes
[ 53.553208] CPU: 2 PID: 3092 Comm: systemd-udevd Not tainted 4.4.0-21-generic #37-Ubuntu
[ 53.553235] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./H61M-VS, BIOS P2.70 09/10/2012
[ 53.553267] task: ffff8800c03b6040 ti: ffff8800be168000 task.ti: ffff8800be168000
[ 53.553292] RIP: 0010:[<ffffffffc05152a1>] [<ffffffffc05152a1>] usbnet_generic_cdc_bind+0x171/0x710 [cdc_ether]
[ 53.553328] RSP: 0018:ffff8800be16b960 EFLAGS: 00010286
[ 53.553346] RAX: 0000000000000000 RBX: ffff8800d96a3840 RCX: 0000000000000000
[ 53.553369] RDX: 0000000000000000 RSI: ffff8800d582ec00 RDI: ffff8800d99d6800
[ 53.553393] RBP: ffff8800be16ba20 R08: ffff8800d82f0112 R09: ffff88011a001400
[ 53.553416] R10: ffff8800be2e4800 R11: 0000000000003ae9 R12: ffff8800d582ec00
[ 53.553440] R13: 0000000000000001 R14: ffffffffc05c1068 R15: ffff8800d96a3938
[ 53.553464] FS: 00007fc9f00088c0(0000) GS:ffff88011ed00000(0000) knlGS:0000000000000000
[ 53.553490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.553509] CR2: 0000000000000003 CR3: 000000011581b000 CR4: 00000000001406e0
[ 53.553533] Stack:
[ 53.553541] 0000000000000000 0000000000000001 ffff8800d96a32a0 0000000000000000
[ 53.553569] 0000000000000000 ffff8800d82f0112 ffff8800d82f011b 0000000000000000
[ 53.553598] 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 53.553627] Call Trace:
[ 53.553639] [<ffffffffc05bf8d2>] generic_rndis_bind+0x62/0x500 [rndis_host]
[ 53.553666] [<ffffffff8171bcd3>] ? alloc_netdev_mqs+0x303/0x440
[ 53.553687] [<ffffffffc05bfd83>] rndis_bind+0x13/0x20 [rndis_host]
[ 53.553710] [<ffffffffc04fd3e0>] usbnet_probe+0x320/0x8c0 [usbnet]
[ 53.553733] [<ffffffff816154fd>] usb_probe_interface+0x1bd/0x300
[ 53.553755] [<ffffffff8154bd12>] driver_probe_device+0x222/0x4a0
[ 53.553776] [<ffffffff8154c014>] __driver_attach+0x84/0x90
[ 53.553795] [<ffffffff8154bf90>] ? driver_probe_device+0x4a0/0x4a0
[ 53.553817] [<ffffffff8154993c>] bus_for_each_dev+0x6c/0xc0
[ 53.553837] [<ffffffff8154b4ce>] driver_attach+0x1e/0x20
[ 53.553857] [<ffffffff8154b00b>] bus_add_driver+0x1eb/0x280
[ 53.553876] [<ffffffff8154c920>] driver_register+0x60/0xe0
[ 53.553896] [<ffffffff81613e44>] usb_register_driver+0x84/0x140
[ 53.553917] [<ffffffffc05c4000>] ? 0xffffffffc05c4000
[ 53.553936] [<ffffffffc05c401e>] rndis_driver_init+0x1e/0x1000 [rndis_host]
[ 53.553961] [<ffffffff81002123>] do_one_initcall+0xb3/0x200
[ 53.553982] [<ffffffff811eaeb3>] ? kmem_cache_alloc_trace+0x183/0x1f0
[ 53.554007] [<ffffffff8118c163>] do_init_module+0x5f/0x1cf
[ 53.554027] [<ffffffff81109df7>] load_module+0x1667/0x1c00
[ 53.554046] [<ffffffff811063a0>] ? __symbol_put+0x60/0x60
[ 53.554067] [<ffffffff812126b0>] ? kernel_read+0x50/0x80
[ 53.554086] [<ffffffff8110a5d4>] SYSC_finit_module+0xb4/0xe0
[ 53.554106] [<ffffffff8110a61e>] SyS_finit_module+0xe/0x10
[ 53.554127] [<ffffffff818244f2>] entry_SYSCALL_64_fastpath+0x16/0x71
[ 53.554148] Code: ff 48 8b 95 60 ff ff ff 48 8b 85 58 ff ff ff 48 8b 3b 48 89 93 f8 00 00 00 48 8b 55 88 48 89 83 00 01 00 00 48 89 93 08 01 00 00 <0f> b6 70 03 e8 76 dc 0e c1 48 89 83 10 01 00 00 48 8b 83 00 01
[ 53.554288] RIP [<ffffffffc05152a1>] usbnet_generic_cdc_bind+0x171/0x710 [cdc_ether]
[ 53.554316] RSP <ffff8800be16b960>
[ 53.554328] CR2: 0000000000000003
[ 53.559718] ---[ end trace 03724a5632380ce0 ]---
ProblemType: Bug
DistroRelease: Ubuntu 15.10
Package: bash 4.3-14ubuntu1
ProcVersionSignature: Ubuntu 4.2.0-36.42-generic 4.2.8-ckt8
Uname: Linux 4.2.0-36-generic i686
ApportVersion: 2.19.1-0ubuntu5
Architecture: i386
CurrentDesktop: LXDE
Date: Sun Jun 12 12:15:26 2016
ExecutablePath: /bin/bash
InstallationDate: Installed on 2014-11-03 (586 days ago)
InstallationMedia: Lubuntu 14.04.1 LTS "Trusty Tahr" - Release i386 (20140722.2)
SourcePackage: bash
UpgradeStatus: Upgraded to wily on 2015-10-27 (228 days ago)
** Affects: linux-meta (Ubuntu)
Importance: Undecided
Status: New
** Tags: 16.04 lu150 regression-release usb-modem yota
--
Regression: YOTA LU150 modem does not work in 16.04
https://bugs.launchpad.net/bugs/1591644
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