Public bug reported:
I was using my iPhone network sharing over USB-C cable to my ThinkPad
T470 while on the road. Using 4.15.0-10-generic available in Bionic I am
experiencing regular crashes that bring my machine down.
After hard power cycle I can find things like this in my last log:
mar 12 19:59:09 t470 kernel: ------------[ cut here ]------------
mar 12 19:59:09 t470 kernel: Kernel BUG at 0000000065a29ced [verbose debug info
unavailable]
mar 12 19:59:09 t470 kernel: WARNING: CPU: 2 PID: 22 at
/build/linux-LuqUgo/linux-4.15.0/net/core/dev.c:4143 net_tx_action+0x17d/0x1e0
mar 12 19:59:09 t470 kernel: Modules linked in: thunderbolt
scsi_transport_iscsi binfmt_misc veth btrfs zstd_compress xor raid6_pq
ebtable_filter ebtables ip6t_MASQUERADE nf_nat_masquerade_ipv6
mar 12 19:59:09 t470 kernel: ac97_bus snd_pcm_dmaengine intel_cstate
intel_rapl_perf cfg80211 snd_hda_intel snd_hda_codec snd_hda_core input_leds
snd_hwdep joydev serio_raw wmi_bmof intel_wmi_
mar 12 19:59:09 t470 kernel: e1000e cryptd sysimgblt fb_sys_fops ahci ptp
pps_core drm libahci psmouse wmi video
mar 12 19:59:09 t470 kernel: CPU: 2 PID: 22 Comm: ksoftirqd/2 Not tainted
4.15.0-10-generic #11-Ubuntu
mar 12 19:59:09 t470 kernel: Hardware name: LENOVO 20JNS04U2L/20JNS04U2L, BIOS
N1QET69W (1.44 ) 12/13/2017
mar 12 19:59:09 t470 kernel: RIP: 0010:net_tx_action+0x17d/0x1e0
mar 12 19:59:09 t470 kernel: RSP: 0018:ffffb615819c3e30 EFLAGS: 00010286
mar 12 19:59:09 t470 kernel: RAX: 00000000c0000000 RBX: ffff93166975ce00 RCX:
ffffffffb8e05110
mar 12 19:59:09 t470 kernel: RDX: 00000001001329d5 RSI: 0000000000000081 RDI:
ffffffffb8e05110
mar 12 19:59:09 t470 kernel: RBP: ffffb615819c3e58 R08: ffffb615819c3de0 R09:
0000000000000100
mar 12 19:59:09 t470 kernel: R10: 0000000000000000 R11: 00000000000001b9 R12:
0000000000000001
mar 12 19:59:09 t470 kernel: R13: ffff9316de5238c0 R14: 0000000000000000 R15:
ffffffffb82497a0
mar 12 19:59:09 t470 kernel: FS: 0000000000000000(0000)
GS:ffff9316de500000(0000) knlGS:0000000000000000
mar 12 19:59:09 t470 kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
mar 12 19:59:09 t470 kernel: CR2: 000027b10394c548 CR3: 00000001dd60a006 CR4:
00000000003626e0
mar 12 19:59:09 t470 kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
mar 12 19:59:09 t470 kernel: DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
mar 12 19:59:09 t470 kernel: Call Trace:
mar 12 19:59:09 t470 kernel: __do_softirq+0xdf/0x2b2
mar 12 19:59:09 t470 kernel: run_ksoftirqd+0x29/0x60
mar 12 19:59:09 t470 kernel: smpboot_thread_fn+0xfc/0x170
mar 12 19:59:09 t470 kernel: kthread+0x121/0x140
mar 12 19:59:09 t470 kernel: ? sort_range+0x30/0x30
mar 12 19:59:09 t470 kernel: ? kthread_create_worker_on_cpu+0x70/0x70
mar 12 19:59:09 t470 kernel: ret_from_fork+0x35/0x40
mar 12 19:59:09 t470 kernel: Code: 24 48 85 c0 75 e6 f6 83 8e 00 00 00 0c 48 89
df 0f 85 17 ff ff ff e8 53 1a ff ff e9 12 ff ff ff 5b 41 5c 41 5d 41 5e 41 5f
5d c3 <0f> ff 8b 43 28 85 c0 0f 84
mar 12 19:59:09 t470 kernel: ---[ end trace d620ba79a43b3ee6 ]---
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-image-4.15.0-10-generic 4.15.0-10.11
ProcVersionSignature: Ubuntu 4.15.0-10.11-generic 4.15.3
Uname: Linux 4.15.0-10-generic x86_64
ApportVersion: 2.20.8-0ubuntu10
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: zyga 3723 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Mon Mar 12 20:19:32 2018
HibernationDevice: RESUME=UUID=e7d91d8d-48d8-4040-9f0e-e9424d8225c8
InstallationDate: Installed on 2018-02-25 (15 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180214)
Lsusb:
Bus 002 Device 002: ID 0bda:0316 Realtek Semiconductor Corp.
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 5986:111c Acer, Inc
Bus 001 Device 002: ID 8087:0a2b Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: LENOVO 20JNS04U2L
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=pl_PL.UTF-8
SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.15.0-10-generic.efi.signed
root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=1
RelatedPackageVersions:
linux-restricted-modules-4.15.0-10-generic N/A
linux-backports-modules-4.15.0-10-generic N/A
linux-firmware 1.172
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 12/13/2017
dmi.bios.vendor: LENOVO
dmi.bios.version: N1QET69W (1.44 )
dmi.board.asset.tag: Not Available
dmi.board.name: 20JNS04U2L
dmi.board.vendor: LENOVO
dmi.board.version: SDK0J40697 WIN
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.modalias:
dmi:bvnLENOVO:bvrN1QET69W(1.44):bd12/13/2017:svnLENOVO:pn20JNS04U2L:pvrThinkPadT470W10DG:rvnLENOVO:rn20JNS04U2L:rvrSDK0J40697WIN:cvnLENOVO:ct10:cvrNone:
dmi.product.family: ThinkPad T470 W10DG
dmi.product.name: 20JNS04U2L
dmi.product.version: ThinkPad T470 W10DG
dmi.sys.vendor: LENOVO
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Confirmed
** Tags: amd64 apport-bug bionic wayland-session
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https://bugs.launchpad.net/bugs/1755270
Title:
Linux crashes when using network sharing over usb-c to iPhone 6s
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