Issues

• multicore_lockout_handler calling non-inlined multicore_fifo_push_blocking_inline

  raspberrypi/pico-sdk#3225 · Filter by author Gadgetoid opened on Oct 1, 2026
  2

• Unused variables warning when CR/LF support disabled

  raspberrypi/pico-sdk#3219 · Filter by author FLyrfors-MI opened on Sep 29, 2026

• CMake: --no-warn-unused-cli is deprecated in v4.4+`

  raspberrypi/pico-sdk#3217 · Filter by author lyorig opened on Sep 29, 2026

• RP2350, DMA and RX Idle (Used for Modbus RTU)

  raspberrypi/pico-sdk#3212 · Filter by author fink-at-trmc-dk opened on Sep 28, 2026
  5

  

• cyw43_driver_deinit fix

  raspberrypi/pico-sdk#3208 · Filter by author peterharperuk opened on Sep 24, 2026 · 2.3.2
  2

  

• pioasm: support set x -1

  pioasm
  raspberrypi/pico-sdk#3205 · Filter by author magy00 opened on Sep 22, 2026
  2

• stdio_usb: getchar_timeout_us(0) can block for PICO_STDIO_DEADLOCK_TIMEOUT_MS (default 1000 ms) while the tud_task alarm-IRQ holds stdio_usb_mutex — starves app watchdog loops and turns USB stack wedges into watchdog resets

  raspberrypi/pico-sdk#3201 · Filter by author theMladyPan opened on Sep 18, 2026
  5

• Some scripts are missing the execute bit

  raspberrypi/pico-sdk#3196 · Filter by author ypsvlq opened on Sep 16, 2026

• Update cyw43-driver

  raspberrypi/pico-sdk#3195 · Filter by author peterharperuk opened on Sep 14, 2026 · 2.3.2
  

• No function for checking if PIO SM is enabled

  hardware_pio
  raspberrypi/pico-sdk#3193 · Filter by author badcf00d opened on Sep 11, 2026

• pioasm: .clock_div emits wrong fractional divider

  pioasm
  raspberrypi/pico-sdk#3189 · Filter by author jacobmarble opened on Sep 9, 2026

• Support closing BT while WiFi is running?

  raspberrypi/pico-sdk#3186 · Filter by author peterharperuk opened on Sep 7, 2026 · 2.4.0
  

• double_sci_m33.S: rtwopi/trigtab tables have no alignment directive; Clang leaves them byte-aligned and ldmia faults (UNALIGNED) on RP2350

  raspberrypi/pico-sdk#3183 · Filter by author e38e2e892 opened on Sep 6, 2026

• #include <cassert> in assert.h causes error with clangd

  c++
  raspberrypi/pico-sdk#3181 · Filter by author ancientstraits opened on Sep 5, 2026
  3

• aon_timer_is_running() is true on boot in SDK 2.3.1! Previously the timer would have to be started

  raspberrypi/pico-sdk#3180 · Filter by author jondurrant opened on Sep 5, 2026
  10

  

• Incorrect cleanup of async_context_threadsafe_background.c

  raspberrypi/pico-sdk#3178 · Filter by author kilograham opened on Sep 5, 2026 · 2.3.2
  2

  

• cyw43_arch_deinit() corrupts FreeRTOS idle task's termination list under static allocation, causing hard fault in uxListRemove()

  raspberrypi/pico-sdk#3174 · Filter by author jondurrant opened on Sep 4, 2026 · 2.3.2
  

• pico_stdio_deinit doesn't necessarily use the right uart instace/pins

  raspberrypi/pico-sdk#3173 · Filter by author kilograham opened on Sep 3, 2026 · 2.3.2
  2

  

• issues related to which uart pico_stdio_uart is using.

  raspberrypi/pico-sdk#3172 · Filter by author kilograham opened on Sep 3, 2026 · 2.3.2
  

• pico_printf exhibits undefined behavior with null %s argument, even with 0 precision

  pico_printf
  raspberrypi/pico-sdk#3167 · Filter by author BurntPizza opened on Sep 3, 2026
  1

• boot2_w25q080: W25Q16RV applies only SR1 of the two-byte 01h write — QE never set, board does not boot

  raspberrypi/pico-sdk#3159 · Filter by author wiznet-grace opened on Aug 25, 2026
  1

• PICO_IE_26_29_UNCHANGED_ON_RESET is missing a PICO_CONFIG entry

  raspberrypi/pico-sdk#3153 · Filter by author lurch opened on Aug 21, 2026

• spi_write_*() should disable interrupts when used with hardware chip select and CPHA=1

  hardware_spi
  raspberrypi/pico-sdk#3141 · Filter by author kukrimate opened on Aug 16, 2026
  9

• WiFi stack hangs at cyw43_arch_enable_sta_mode() without error when running for RISC-V

  raspberrypi/pico-sdk#3118 · Filter by author cpg opened on Aug 9, 2026
  7

• latency of async_context_freertos can be improved

  raspberrypi/pico-sdk#3111 · Filter by author peterharperuk opened on Aug 4, 2026 · 2.3.2
  1