Public bug reported:
Kernel 6.8.0-137 → SFTP works fine
Kernel 6.8.0-138 → SFTP stalls on all file transfers (iperf3 works, SSH works,
but SFTP hangs)
The regression is likely in the bnx2 driver, TCP window handling, or network
stack in 138
ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: linux-image-6.8.0-138-generic 6.8.0-138.138
ProcVersionSignature: Ubuntu 6.8.0-137.137-generic 6.8.12
Uname: Linux 6.8.0-137-generic x86_64
AlsaDevices:
total 0
crw-rw---- 1 root audio 116, 1 Aug 19 16:28 seq
crw-rw---- 1 root audio 116, 33 Aug 19 16:28 timer
AplayDevices: Error: [Errno 2] No such file or directory: 'aplay'
ApportVersion: 2.28.3-0ubuntu0.1
Architecture: amd64
ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord'
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq',
'/dev/snd/timer'] failed with exit code 1:
CasperMD5CheckResult: unknown
CloudArchitecture: x86_64
CloudID: nocloud
CloudName: unknown
CloudPlatform: nocloud
CloudSubPlatform: seed-dir (/var/lib/cloud/seed/nocloud-net)
CurrentDmesg: Error: command ['dmesg'] failed with exit code 1: dmesg: read
kernel buffer failed: Operation not permitted
Date: Wed Aug 19 16:37:01 2026
MachineType: Dell Inc. PowerEdge R710
PciMultimedia:
ProcEnviron:
LANG=en_US.UTF-8
PATH=(custom, no user)
SHELL=/bin/bash
TERM=xterm-256color
XDG_RUNTIME_DIR=<set>
ProcFB: 0 mgag200drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.8.0-137-generic
root=UUID=5ea35d22-8c11-4465-b82a-3f2d67f269ca ro maybe-ubiquity
RelatedPackageVersions:
linux-restricted-modules-6.8.0-137-generic N/A
linux-backports-modules-6.8.0-137-generic N/A
linux-firmware 20240318.git3b128b60-0ubuntu2.26
RfKill: Error: [Errno 2] No such file or directory: 'rfkill'
SourcePackage: linux
UpgradeStatus: Upgraded to noble on 2024-10-09 (679 days ago)
acpidump:
dmi.bios.date: 05/22/2018
dmi.bios.release: 6.6
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 6.6.0
dmi.board.name: 00W9X3
dmi.board.vendor: Dell Inc.
dmi.board.version: A01
dmi.chassis.type: 23
dmi.chassis.vendor: Dell Inc.
dmi.modalias:
dmi:bvnDellInc.:bvr6.6.0:bd05/22/2018:br6.6:svnDellInc.:pnPowerEdgeR710:pvr:rvnDellInc.:rn00W9X3:rvrA01:cvnDellInc.:ct23:cvr:sku:
dmi.product.name: PowerEdge R710
dmi.sys.vendor: Dell Inc.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug noble
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https://bugs.launchpad.net/bugs/2164563
Title:
bnx2 driver issue in 6.8.0.138
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