Issues

• logging: log_backend_fs: fs_tell() after FS_O_APPEND open returns 0, so log files can exceed LOG_BACKEND_FS_FILE_SIZE

  zephyrproject-rtos/zephyr#121185 · Filter by author ChenTsur opened on Oct 3, 2026

• logging: deferred mode never sends PROCESS_THREAD_DONE for a single message, so the FS backend never syncs it

  zephyrproject-rtos/zephyr#121184 · Filter by author ChenTsur opened on Oct 3, 2026
  1

• drivers: i2s: stm32: clock ratios above 255 are truncated, so low sample rates run too fast

  platform: STM32priority: low
  Bug

  zephyrproject-rtos/zephyr#121177 · Filter by author oliverhuahua opened on Oct 3, 2026
  

• drivers: serial: stm32: uart_configure() programs a wrong rate for low baud rates and stops the UART when it rejects one

  platform: STM32priority: low
  Bug

  zephyrproject-rtos/zephyr#121176 · Filter by author oliverhuahua opened on Oct 3, 2026
  2

  

• drivers: clock_control: stm32h7: H72x/H73x boards run at 550 MHz without the CPU frequency boost

  platform: STM32priority: low
  Bug

  zephyrproject-rtos/zephyr#121171 · Filter by author oliverhuahua opened on Oct 3, 2026
  

• soc: st: stm32: ztest keeps the debug clocks on in Stop, so pm.system_timer_lpm fails

  platform: STM32priority: low
  Bug

  zephyrproject-rtos/zephyr#121170 · Filter by author oliverhuahua opened on Oct 3, 2026
  

• shell: unbounded priority inversion after replacing k_mutex wr_mtx with k_sem lock_sem

  area: Shell
  Bug

  zephyrproject-rtos/zephyr#121131 · Filter by author rbbrns opened on Oct 2, 2026
  1

  

• kernel: device: device_is_ready(NULL) from user mode causes a kernel oops

  area: Device Model
  Bug

  zephyrproject-rtos/zephyr#121103 · Filter by author maass-hamburg opened on Oct 2, 2026
  

• RFC: Add WeAct STM32C552CET6 Board Support to Zephyr

  area: Boards
  RFC

  zephyrproject-rtos/zephyr#121072 · Filter by author lboue opened on Oct 2, 2026
  1

• mbedtls: MBEDTLS_ECP_NIST_OPTIM defaults to n in v4.4, NIST-curve ECC several times slower

  area: Mbed TLS
  Bug

  zephyrproject-rtos/zephyr#121061 · Filter by author krish2718 opened on Oct 2, 2026
  

• net: ethernet: bridge: FDB keeps entries of removed ports and echoes frames to the ingress port

  area: Ethernetarea: NetworkingBackport
  Bug

  zephyrproject-rtos/zephyr#121060 · Filter by author jukkar opened on Oct 2, 2026
  

• RFC: Rapid Spanning Tree Protocol (RSTP) for the Ethernet bridge

  area: Ethernetarea: Networking
  RFC

  zephyrproject-rtos/zephyr#121057 · Filter by author jukkar opened on Oct 2, 2026
  1

  

• tests/cmake/app_version/buildsystem.app_version fails

  bugplatform: nRFpriority: low
  Bug

  zephyrproject-rtos/zephyr#121056 · Filter by author nordic-piks opened on Oct 2, 2026
  2

  

• spi: CS control silently skipped for device nodes whose compatible has no binding (SPI_CS_GPIOS_DT_SPEC_GET yields empty spec)

  area: SPI
  Enhancement

  zephyrproject-rtos/zephyr#121051 · Filter by author skixer2 opened on Oct 2, 2026
  2

  

• [RFC] Add support for Silicon Labs SiMG301 Explorer Kit (BRD2719A)

  platform: Silabs
  RFC

  zephyrproject-rtos/zephyr#121047 · Filter by author lboue opened on Oct 2, 2026
  

• arch: xtensa: boolean registers (BR) are not saved on interrupt entry or context switch, so FP compares can branch wrong under preemption

  area: Xtensa
  Bug

  zephyrproject-rtos/zephyr#121016 · Filter by author jtbrewbird opened on Oct 1, 2026
  2

  

• Touchscreen on stm32 st_b_dsi_mb1314 give wrong coordinates

  platform: STM32priority: low
  Bug

  zephyrproject-rtos/zephyr#120997 · Filter by author avolmat-st opened on Oct 1, 2026
  

• Explicit definition of some unclear semantics in UART Async API

  area: UART
  Enhancement

  zephyrproject-rtos/zephyr#120992 · Filter by author mathieuchopstm opened on Oct 1, 2026
  1

  

• driver: flash: flash_stm32wba_fm.c - hard fault

  platform: STM32Regression
  Bug

  zephyrproject-rtos/zephyr#120988 · Filter by author whati001 opened on Oct 1, 2026 · v4.5.0
  2

  

• BLE ATT indication and notification are allowed to be sent to peer while MTU exchange is ongoing

  area: Bluetooth
  Bug

  zephyrproject-rtos/zephyr#120987 · Filter by author u111854 opened on Oct 1, 2026
  

• Bluetooth: Mesh: First Index not validated in Firmware Distribution Receivers Get

  area: Bluetooth Mesharea: BluetoothBackport
  Bug

  zephyrproject-rtos/zephyr#120967 · Filter by author alxelax opened on Oct 1, 2026
  

• External Component Integration: RPMsg-Lite as standalone west module

  TSC
  Task

  zephyrproject-rtos/zephyr#120965 · Filter by author TomasGalbickaNXP opened on Oct 1, 2026
  1

• drivers: i2c: sam: report receive overrun as an error

  platform: Microchip SAMpriority: low
  Bug

  zephyrproject-rtos/zephyr#120962 · Filter by author babrath opened on Oct 1, 2026
  

• pm: change of pm_state_exit_post_ops execution order could break previous behavior

  area: Power ManagementRegression
  Bug

  zephyrproject-rtos/zephyr#120960 · Filter by author msmttchr opened on Oct 1, 2026 · v4.5.0
  

• soc: microchip: Add SUPC driver support for microchip pic32cz ca80/90/91 family

  platform: Microchip
  Feature

  zephyrproject-rtos/zephyr#120948 · Filter by author SyedMaaz-mchp opened on Oct 1, 2026