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Posted to commits@mynewt.apache.org by GitBox <gi...@apache.org> on 2019/07/20 02:19:39 UTC
[GitHub] [mynewt-nimble] lance-proxy opened a new issue #532: [controller]
Hardfault exception in LL
lance-proxy opened a new issue #532: [controller] Hardfault exception in LL
URL: https://github.com/apache/mynewt-nimble/issues/532
Debug unit is running current top of NimBLE master: https://github.com/apache/mynewt-nimble/commit/8b9cde1df640b64e1f4aa1d5d376b781c152f8ae
See the GDB stack trace below (for details of our NimBLE configuration refer to #446)):
```
(gdb) bt
#0 hal_system_reset () at repos/apache-mynewt-core/hw/mcu/nordic/nrf52xxx/src/hal_system.c:56
#1 0x000121bc in os_default_irq (tf=0x2000ff30) at repos/apache-mynewt-core/kernel/os/src/arch/cortex_m4/os_fault.c:275
#2 0x00013f6e in os_default_irq_asm () at repos/apache-mynewt-core/kernel/os/src/arch/cortex_m4/m4/HAL_CM4.s:260
#3 <signal handler called>
#4 os_memblock_get (mp=0x2000a284 <os_msys_1_mempool>) at repos/apache-mynewt-core/kernel/os/src/os_mempool.c:346
#5 0x00012adc in os_mbuf_get (omp=0x2000a278 <os_msys_1_mbuf_pool>, leadingspace=leadingspace@entry=0) at repos/apache-mynewt-core/kernel/os/src/os_mbuf.c:135
#6 0x00012b0c in os_mbuf_get_pkthdr (omp=<optimized out>, user_pkthdr_len=<optimized out>) at repos/apache-mynewt-core/kernel/os/src/os_mbuf.c:169
#7 0x00013380 in os_msys_get_pkthdr (dsize=dsize@entry=14, user_hdr_len=user_hdr_len@entry=20) at repos/apache-mynewt-core/kernel/os/src/os_msys.c:163
#8 0x000281ac in ble_ll_rxpdu_alloc (len=len@entry=14) at repos/apache-mynewt-nimble/nimble/controller/src/ble_ll.c:335
#9 0x00028490 in ble_ll_rx_end (rxbuf=rxbuf@entry=0x2000d1e8 <g_ble_phy_rx_buf+4> "\003\fS\327\346N@X\241\060\033\326sD\001\004\003\256*\003\001\004\003/", rxhdr=rxhdr@entry=0x2000f1a8 <g_ble_phy_data+24>) at repos/apache-mynewt-nimble/nimble/controller/src/ble_ll.c:1057
#10 0x000310b2 in ble_phy_rx_end_isr () at repos/apache-mynewt-nimble/nimble/drivers/nrf52/src/ble_phy.c:1070
#11 ble_phy_isr () at repos/apache-mynewt-nimble/nimble/drivers/nrf52/src/ble_phy.c:1251
#12 <signal handler called>
#13 0x00000000 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
(gdb)
```
Note: everything has been stable with the same app build/configuration pinned to this prvious commit in NimBLE:
https://github.com/apache/mynewt-nimble/tree/b6da0700d25a75124793d2ed9079610260befd51
I suspect there is some race condition occurring someone in the LL.
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