Comment 28 for bug 1752772

With a different install of Bionic in my notebook, the problem is happening too. This appears on dmesg:

[ 95.285073] ------------[ cut here ]------------
[ 95.285109] NETDEV WATCHDOG: enp1s0 (r8169): transmit queue 0 timed out
[ 95.285165] WARNING: CPU: 3 PID: 0 at /build/linux-5s7Xkn/linux-4.15.0/net/sched/sch_generic.c:323 dev_watchdog+0x221/0x230
[ 95.285170] Modules linked in: rfcomm ccm xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 bridge stp llc devlink ebtable_filter ebtables bnep binfmt_misc nls_iso8859_1 arc4 uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_core videodev snd_soc_skl snd_soc_skl_ipc snd_hda_ext_core snd_soc_sst_dsp snd_soc_sst_ipc snd_soc_acpi snd_soc_core media snd_compress rtsx_usb_ms memstick btusb btrtl btbcm btintel bluetooth ecdh_generic snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic ac97_bus snd_pcm_dmaengine snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm ip6t_REJECT snd_seq_midi nf_reject_ipv6 snd_seq_midi_event xt_hl ip6t_rt ath10k_pci ath10k_core ath mac80211 cfg80211 snd_rawmidi snd_seq snd_seq_device snd_timer nf_conntrack_ipv6
[ 95.285324] nf_defrag_ipv6 intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc input_leds aesni_intel aes_x86_64 crypto_simd glue_helper cryptd intel_cstate intel_rapl_perf joydev serio_raw intel_wmi_thunderbolt snd mei_me mei shpchp soundcore intel_pch_thermal ipt_REJECT nf_reject_ipv4 ideapad_laptop sparse_keymap xt_limit tpm_crb mac_hid acpi_pad xt_tcpudp xt_addrtype nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack ip6table_filter ip6_tables nf_conntrack_netbios_ns nf_conntrack_broadcast nf_nat_ftp nf_nat nf_conntrack_ftp nf_conntrack sch_fq_codel libcrc32c iptable_filter parport_pc ppdev lp parport ip_tables x_tables autofs4 hid_generic usbhid rtsx_usb_sdmmc hid rtsx_usb uas usb_storage i915 i2c_algo_bit drm_kms_helper
[ 95.285473] syscopyarea sysfillrect sysimgblt fb_sys_fops ahci r8169 psmouse drm libahci mii wmi video
[ 95.285511] CPU: 3 PID: 0 Comm: swapper/3 Not tainted 4.15.0-20-generic #21-Ubuntu
[ 95.285515] Hardware name: LENOVO 80UG/Toronto 4A2, BIOS 0XCN43WW 07/10/2017
[ 95.285531] RIP: 0010:dev_watchdog+0x221/0x230
[ 95.285542] RSP: 0018:ffff9158f3583e58 EFLAGS: 00010286
[ 95.285549] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 95.285554] RDX: 0000000000040400 RSI: 00000000000000f6 RDI: 0000000000000300
[ 95.285558] RBP: ffff9158f3583e88 R08: 0000000000000001 R09: 000000000000042a
[ 95.285562] R10: ffff9158f3583ee0 R11: 0000000000000000 R12: 0000000000000001
[ 95.285567] R13: ffff9158e971e000 R14: ffff9158e971e478 R15: ffff9158de262480
[ 95.285574] FS: 0000000000000000(0000) GS:ffff9158f3580000(0000) knlGS:0000000000000000
[ 95.285579] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 95.285584] CR2: 00007f4ee6b2a000 CR3: 00000001ff80a001 CR4: 00000000003606e0
[ 95.285590] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 95.285594] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 95.285596] Call Trace:
[ 95.285602] <IRQ>
[ 95.285619] ? dev_deactivate_queue.constprop.33+0x60/0x60
[ 95.285632] call_timer_fn+0x30/0x130
[ 95.285645] run_timer_softirq+0x3fb/0x450
[ 95.285658] ? ktime_get+0x43/0xa0
[ 95.285669] ? lapic_next_deadline+0x26/0x30
[ 95.285682] __do_softirq+0xdf/0x2b2
[ 95.285693] irq_exit+0xb6/0xc0
[ 95.285703] smp_apic_timer_interrupt+0x71/0x130
[ 95.285712] apic_timer_interrupt+0x84/0x90
[ 95.285716] </IRQ>
[ 95.285727] RIP: 0010:cpuidle_enter_state+0xa7/0x2f0
[ 95.285732] RSP: 0018:ffffa98200d13e68 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff11
[ 95.285739] RAX: ffff9158f35a2880 RBX: 000000162f6decee RCX: 000000000000001f
[ 95.285751] RDX: 000000162f6decee RSI: fffffffd0406ee17 RDI: 0000000000000000
[ 95.285756] RBP: ffffa98200d13ea8 R08: 0000000000000682 R09: 0000000000000f7b
[ 95.285760] R10: ffffa98200d13e38 R11: 00000000000000b5 R12: ffff9158f35ac900
[ 95.285763] R13: 0000000000000006 R14: ffffffffbab71e78 R15: 0000000000000000
[ 95.285776] ? cpuidle_enter_state+0x97/0x2f0
[ 95.285785] cpuidle_enter+0x17/0x20
[ 95.285799] call_cpuidle+0x23/0x40
[ 95.285807] do_idle+0x18c/0x1f0
[ 95.285817] cpu_startup_entry+0x73/0x80
[ 95.285826] start_secondary+0x1a6/0x200
[ 95.285836] secondary_startup_64+0xa5/0xb0
[ 95.285842] Code: 38 00 49 63 4e e8 eb 92 4c 89 ef c6 05 e7 55 d9 00 01 e8 23 38 fd ff 89 d9 48 89 c2 4c 89 ee 48 c7 c7 40 6d 79 ba e8 ef 03 81 ff <0f> 0b eb c0 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
[ 95.286003] ---[ end trace cd56da1f7e4ebcb2 ]---