I can confirm this bug blocking me from flashing boards with ESP32 and ESP8266. Not updating other Ubuntu boxes for now. On Discord, I've also been in contact with other people not able to flash similar boards. My setup works with a CP2104 USB/serial adapter chip, different driver, same purpose.
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1946796 Title: ch341 communication problem from kernel.org Status in linux package in Ubuntu: Confirmed Bug description: Issue with esp8266 esptool communications. This is a bug known at kernel.org "Bug 214131 - ch341 communication problem" https://bugzilla.kernel.org/show_bug.cgi?id=214131 It has a resolution, however it appears this has not been pushed out to Ubuntu yet so it is affecting my system. The issue causes esptool not to be able to communicate with esp8266/esp32 USB chips. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: linux-image-5.4.0-88-generic 5.4.0-88.99 ProcVersionSignature: Ubuntu 5.4.0-88.99-generic 5.4.140 Uname: Linux 5.4.0-88-generic x86_64 ApportVersion: 2.20.11-0ubuntu27.20 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC1: browna 3672 F.... pulseaudio /dev/snd/controlC0: browna 3672 F.... pulseaudio CasperMD5CheckResult: skip Date: Tue Oct 12 22:33:36 2021 HibernationDevice: # RESUME=UUID=5ec6ef50-65f9-40c2-87ee-3a7a9cd01da7 InstallationDate: Installed on 2015-05-07 (2350 days ago) InstallationMedia: Xubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1) MachineType: Acer Aspire VN7-571 ProcEnviron: LANGUAGE=en_GB:en TERM=xterm-256color PATH=(custom, no user) LANG=en_GB.UTF-8 SHELL=/bin/bash ProcFB: 0 i915drmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-88-generic root=UUID=14353e0d-b4a9-4bfa-b347-cc7a99bdc8bd ro quiet splash i8042.nopnp vt.handoff=7 PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon. RelatedPackageVersions: linux-restricted-modules-5.4.0-88-generic N/A linux-backports-modules-5.4.0-88-generic N/A linux-firmware 1.187.17 SourcePackage: linux StagingDrivers: ashmem_linux UpgradeStatus: Upgraded to focal on 2020-11-16 (330 days ago) dmi.bios.date: 09/12/2014 dmi.bios.vendor: Insyde Corp. dmi.bios.version: V1.08 dmi.board.asset.tag: No Asset Tag dmi.board.name: Aspire VN7-571 dmi.board.vendor: Acer dmi.board.version: V1.08 dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: Chassis Manufacturer dmi.chassis.version: V1.08 dmi.modalias: dmi:bvnInsydeCorp.:bvrV1.08:bd09/12/2014:svnAcer:pnAspireVN7-571:pvrV1.08:rvnAcer:rnAspireVN7-571:rvrV1.08:cvnChassisManufacturer:ct10:cvrV1.08: dmi.product.family: Sharkbay System dmi.product.name: Aspire VN7-571 dmi.product.sku: Aspire VN7-571_091B_1.08 dmi.product.version: V1.08 dmi.sys.vendor: Acer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1946796/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
