ERROR: ALERT! signal 26 received: Virtual timer expired

[vsuneja63]

Hi,

Thanks!

Using TI radar AWR1843BOOST module with IMX8MQ-EVK(Host). Radar module configured with 2D profile CLI  commands. Radar command write & data read is on USB to serial. Facing below error after reading radar output data upto 20-23 minutes:

Feb 12 07:22:19 imx8mqevk afbd-agl-service-radar[734]:  ERROR: ALERT! signal 26 received: Virtual timer expired [/usr/src/debug/af-binder/master+gitAUTOINC+1b6249810b-r0/git/src/sig-monitor.c:362,on_signal_error]
Feb 12 07:22:20 imx8mqevk afbd-agl-service-radar[734]:  ERROR: BACKTRACE due to signal Virtual timer expired/26:
Feb 12 07:22:20 imx8mqevk afbd-agl-service-radar[734]:  [1/14] /lib/libc.so.6(+0x6f5e0) [0xffff882805e0]
Feb 12 07:22:20 imx8mqevk afbd-agl-service-radar[734]:  [2/14] /lib/libc.so.6(_IO_do_write+0x20) [0xffff88282230]
Feb 12 07:22:20 imx8mqevk afbd-agl-service-radar[734]:  [3/14] /lib/libc.so.6(IO_filexsputn+0xf0) [0xffff88281820]
Feb 12 07:22:20 imx8mqevk afbd-agl-service-radar[734]:  [4/14] /lib/libc.so.6(+0x5ae1c) [0xffff8826be1c]
Feb 12 07:22:20 imx8mqevk afbd-agl-service-radar[734]:  [5/14] /lib/libc.so.6(__fprintf_chk+0x78) [0xffff882ebef8]
Feb 12 07:22:20 imx8mqevk afbd-agl-service-radar[734]:  [6/14] /var/local/lib/afm/applications/agl-service-radar/lib/libafm-radar-binding.so(+0x1a5c) [0xffff87cd0a5c]
Feb 12 07:22:20 imx8mqevk afbd-agl-service-radar[734]:  [7/14] afbd-agl-service-radar(+0x33ae4) [0xaaaacf1e5ae4]
Feb 12 07:22:20 imx8mqevk afbd-agl-service-radar[734]:  [8/14] afbd-agl-service-radar(+0x370cc) [0xaaaacf1e90cc]
Feb 12 07:22:20 imx8mqevk afbd-agl-service-radar[734]:  [9/14] afbd-agl-service-radar(+0x34c04) [0xaaaacf1e6c04]
Feb 12 07:22:20 imx8mqevk afbd-agl-service-radar[734]:  [10/14] afbd-agl-service-radar(+0x34e50) [0xaaaacf1e6e50]
Feb 12 07:22:20 imx8mqevk afbd-agl-service-radar[734]:  [11/14] afbd-agl-service-radar(jobs_start+0x18c) [0xaaaacf1e7a6c]
Feb 12 07:22:20 imx8mqevk afbd-agl-service-radar[734]:  [12/14] afbd-agl-service-radar(main+0x1a8) [0xaaaacf1c5488]
Feb 12 07:22:20 imx8mqevk afbd-agl-service-radar[734]:  [13/14] /lib/libc.so.6(_libc_startmain+0xe8) [0xffff88235090]
Feb 12 07:22:20 imx8mqevk afbd-agl-service-radar[734]:  [14/14] afbd-agl-service-radar(+0x13740) [0xaaaacf1c5740]
Feb 12 07:22:20 imx8mqevk afbd-agl-service-radar[734]:  [/usr/src/debug/af-binder/master+gitAUTOINC+1b6249810b-r0/git/src/sig-monitor.c:103,dumpstack]
Feb 12 07:22:20 imx8mqevk afbd-agl-service-radar[734]:  ERROR: reply called more than one time!! [/usr/src/debug/af-binder/master+gitAUTOINC+1b6249810b-r0/git/src/afb-xreq.c:119,xreq_reply_cb]

Any suggestion on this virtual timer error?

[igorpadykov]

Hi vsuneja63

for virtual timer error explanation one can look at

https://stackoverflow.com/questions/23734729/open-mpi-virtual-timer-expired

Best regards
igor