ifconfig increase dropped value

Bug #2015518 reported by LEE, Jong Hoon
10
This bug affects 1 person
Affects Status Importance Assigned to Milestone
linux (Ubuntu)
Confirmed
Undecided
Unassigned

Bug Description

Greeting
[Environment]
I'm using Ubuntu 22.04 from 16.04 on this server as a gateway.
- Network Diagram
  Internet <ⓐ> IP sahre <ⓑ> Ubuntu(KVM[pfsense]) <ⓒ> Computers

[Symptom]
Maybe it doesn't happen before under 20.04.
I checked the "ifconfig" recently.

At ⓒ point, increase dropped when I check ifconfig.
However, ⓑ point, doesn't happen.
And, RX errors don't happen also.

[Try]
To solve this, I reinstalled I350 Intel driver.

[Requested Information]
/proc/version_signature : Ubuntu 5.15.0-68.75-generic 5.15.87

apt-cache policy net-tools
net-tools:
  설치: 1.60+git20181103.0eebece-1ubuntu5
  후보: 1.60+git20181103.0eebece-1ubuntu5
  버전 테이블:
 *** 1.60+git20181103.0eebece-1ubuntu5 500
        500 http://ftp.lanet.kr/ubuntu jammy/main amd64 Packages
        500 http://archive.ubuntu.com/ubuntu jammy/main amd64 Packages
        100 /var/lib/dpkg/status

hooni@kvm:~$ sudo cat apport.net-tools.3q2lvh3m.apport
ProblemType: Bug
ApportVersion: 2.20.11-0ubuntu82.3
Architecture: amd64
CasperMD5CheckResult: unknown
Date: Fri Apr 7 11:55:28 2023
Dependencies:
 adduser 3.118ubuntu5
 apt 2.4.9
 apt-utils 2.4.9
 ca-certificates 20211016ubuntu0.22.04.1
 debconf 1.5.79ubuntu1
 debconf-i18n 1.5.79ubuntu1
 dpkg 1.21.1ubuntu2.1
 gcc-12-base 12.1.0-2ubuntu1~22.04
 gpgv 2.2.27-3ubuntu2.1
 krb5-locales 1.19.2-2ubuntu0.1
 libacl1 2.3.1-1
 libapt-pkg6.0 2.4.9
 libaudit-common 1:3.0.7-1build1
 libaudit1 1:3.0.7-1build1
 libbz2-1.0 1.0.8-5build1
 libc6 2.35-0ubuntu3.1
 libcap-ng0 0.7.9-2.2build3
 libcap2 1:2.44-1build3
 libcom-err2 1.46.5-2ubuntu1.1
 libcrypt1 1:4.4.27-1
 libdb5.3 5.3.28+dfsg1-0.8ubuntu3
 libffi8 3.4.2-4
 libgcc-s1 12.1.0-2ubuntu1~22.04
 libgcrypt20 1.9.4-3ubuntu3
 libgmp10 2:6.2.1+dfsg-3ubuntu1
 libgnutls30 3.7.3-4ubuntu1.2
 libgpg-error-l10n 1.43-3
 libgpg-error0 1.43-3
 libgssapi-krb5-2 1.19.2-2ubuntu0.1
 libhogweed6 3.7.3-1build2
 libidn2-0 2.3.2-2build1
 libk5crypto3 1.19.2-2ubuntu0.1
 libkeyutils1 1.6.1-2ubuntu3
 libkrb5-3 1.19.2-2ubuntu0.1
 libkrb5support0 1.19.2-2ubuntu0.1
 liblocale-gettext-perl 1.07-4build3
 liblz4-1 1.9.3-2build2
 liblzma5 5.2.5-2ubuntu1
 libnettle8 3.7.3-1build2
 libnsl2 1.3.0-2build2
 libnss-nis 3.1-0ubuntu6
 libnss-nisplus 1.3-0ubuntu6
 libp11-kit0 0.24.0-6build1
 libpam-modules 1.4.0-11ubuntu2.3
 libpam-modules-bin 1.4.0-11ubuntu2.3
 libpam0g 1.4.0-11ubuntu2.3
 libpcre2-8-0 10.39-3ubuntu0.1
 libseccomp2 2.5.3-2ubuntu2
 libselinux1 3.3-1build2
 libsemanage-common 3.3-1build2
 libsemanage2 3.3-1build2
 libsepol2 3.3-1build1
 libssl3 3.0.2-0ubuntu1.8
 libstdc++6 12.1.0-2ubuntu1~22.04
 libsystemd0 249.11-0ubuntu3.8
 libtasn1-6 4.18.0-4build1
 libtext-charwidth-perl 0.04-10build3
 libtext-iconv-perl 1.7-7build3
 libtext-wrapi18n-perl 0.06-9
 libtirpc-common 1.3.2-2ubuntu0.1
 libtirpc3 1.3.2-2ubuntu0.1
 libudev1 249.11-0ubuntu3.8
 libunistring2 1.0-1
 libxxhash0 0.8.1-1
 libzstd1 1.4.8+dfsg-3build1
 openssl 3.0.2-0ubuntu1.8
 passwd 1:4.8.1-2ubuntu2.1
 perl-base 5.34.0-3ubuntu1.1
 sensible-utils 0.0.17
 tar 1.34+dfsg-1ubuntu0.1.22.04.1
 ubuntu-keyring 2021.03.26
 zlib1g 1:1.2.11.dfsg-2ubuntu9.2
DistroRelease: Ubuntu 22.04
InstallationDate: Installed on 2018-10-01 (1648 days ago)
InstallationMedia: Ubuntu-Server 16.04.5 LTS "Xenial Xerus" - Release amd64 (20180731)
Package: net-tools 1.60+git20181103.0eebece-1ubuntu5
PackageArchitecture: amd64
ProcCpuinfoMinimal:
 processor : 23
 vendor_id : GenuineIntel
 cpu family : 6
 model : 63
 model name : Intel(R) Xeon(R) CPU E5-2620 v3 @ 2.40GHz
 stepping : 2
 microcode : 0x49
 cpu MHz : 1197.285
 cache size : 15360 KB
 physical id : 1
 siblings : 12
 core id : 5
 cpu cores : 6
 apicid : 27
 initial apicid : 27
 fpu : yes
 fpu_exception : yes
 cpuid level : 15
 wp : yes
 flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm cpuid_fault epb invpcid_single pti intel_ppin ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid ept_ad fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid cqm xsaveopt cqm_llc cqm_occup_llc dtherm ida arat pln pts md_clear flush_l1d
 vmx flags : vnmi preemption_timer posted_intr invvpid ept_x_only ept_ad ept_1gb flexpriority apicv tsc_offset vtpr mtf vapic ept vpid unrestricted_guest vapic_reg vid ple shadow_vmcs
 bugs : cpu_meltdown spectre_v1 spectre_v2 spec_store_bypass l1tf mds swapgs itlb_multihit mmio_stale_data
 bogomips : 4790.67
 clflush size : 64
 cache_alignment : 64
 address sizes : 46 bits physical, 48 bits virtual
 power management:
ProcEnviron:
 LC_TIME=ko_KR.UTF-8
 LC_MONETARY=ko_KR.UTF-8
 TERM=xterm-256color
 PATH=(custom, no user)
 LC_ADDRESS=ko_KR.UTF-8
 LANG=ko_KR.UTF-8
 LC_TELEPHONE=ko_KR.UTF-8
 LC_NAME=ko_KR.UTF-8
 SHELL=/bin/bash
 LC_MEASUREMENT=ko_KR.UTF-8
 LC_IDENTIFICATION=ko_KR.UTF-8
 LC_NUMERIC=ko_KR.UTF-8
 LC_PAPER=ko_KR.UTF-8
ProcVersionSignature: Ubuntu 5.15.0-68.75-generic 5.15.87
SourcePackage: net-tools
Tags: jammy
Uname: Linux 5.15.0-68-generic x86_64
UpgradeStatus: Upgraded to jammy on 2022-06-06 (304 days ago)
_MarkForUpload: True

ProblemType: Bug
DistroRelease: Ubuntu 22.04
Package: linux-image-5.15.0-68-generic 5.15.0-68.75
ProcVersionSignature: Ubuntu 5.15.0-68.75-generic 5.15.87
Uname: Linux 5.15.0-68-generic x86_64
ApportVersion: 2.20.11-0ubuntu82.3
Architecture: amd64
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/controlC1', '/dev/snd/controlC0', '/dev/snd/hwC1D0', '/dev/snd/pcmC1D11p', '/dev/snd/pcmC1D10p', '/dev/snd/pcmC1D9p', '/dev/snd/pcmC1D8p', '/dev/snd/hwC0D0', '/dev/snd/pcmC0D10p', '/dev/snd/pcmC0D9p', '/dev/snd/pcmC1D7p', '/dev/snd/pcmC1D3p', '/dev/snd/pcmC0D8p', '/dev/snd/pcmC0D7p', '/dev/snd/pcmC0D3p', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
CasperMD5CheckResult: unknown
Date: Fri Apr 7 10:01:16 2023
InstallationDate: Installed on 2018-10-01 (1648 days ago)
InstallationMedia: Ubuntu-Server 16.04.5 LTS "Xenial Xerus" - Release amd64 (20180731)
MachineType: ASUSTeK COMPUTER INC. Z10PE-D16 Series
ProcFB: 0 astdrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.15.0-68-generic root=UUID=1405e742-09e5-4ba8-9e9c-9ec8aea20814 ro net.ifnames=0 biosdevname=0 text intel_iommu=on
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon.
RelatedPackageVersions:
 linux-restricted-modules-5.15.0-68-generic N/A
 linux-backports-modules-5.15.0-68-generic N/A
 linux-firmware 20220329.git681281e4-0ubuntu3.11
RfKill:
 0: hci0: Bluetooth
  Soft blocked: no
  Hard blocked: no
SourcePackage: linux
UpgradeStatus: Upgraded to jammy on 2022-06-06 (304 days ago)
dmi.bios.date: 07/25/2019
dmi.bios.release: 5.6
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 3801
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: Z10PE-D16 Series
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: Rev 1.xx
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: To Be Filled By O.E.M.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr3801:bd07/25/2019:br5.6:svnASUSTeKCOMPUTERINC.:pnZ10PE-D16Series:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnZ10PE-D16Series:rvrRev1.xx:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:sku:
dmi.product.family: Server
dmi.product.name: Z10PE-D16 Series
dmi.product.version: System Version
dmi.sys.vendor: ASUSTeK COMPUTER INC.

Revision history for this message
LEE, Jong Hoon (leejh76) wrote :
Revision history for this message
Seth Arnold (seth-arnold) wrote : Bug is not a security issue

Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross privilege boundaries nor directly cause loss of data/privacy. Please feel free to report any other bugs you may find.

information type: Private Security → Public
Changed in linux (Ubuntu):
status: New → Incomplete
Revision history for this message
Seth Arnold (seth-arnold) wrote :

Hello, what does "increase" mean in "increase dropped when I check ifconfig"?

Thanks

Revision history for this message
LEE, Jong Hoon (leejh76) wrote :

Sorry for the lack of explanation.

Checking ifconfig in Ubuntu terminal increases the dropped value.

Thanks.

Revision history for this message
LEE, Jong Hoon (leejh76) wrote :
Revision history for this message
LEE, Jong Hoon (leejh76) wrote :

And, I think it sympton from the after Kernel 4.
Other communities say it doesn't happen on CentOS, but it happens on Ubuntu.

Seyeong Kim (seyeongkim)
Changed in linux (Ubuntu):
status: Incomplete → New
Revision history for this message
Ubuntu Kernel Bot (ubuntu-kernel-bot) wrote : Status changed to Confirmed

This change was made by a bot.

Changed in linux (Ubuntu):
status: New → Confirmed
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