Specifications

Watchdog Timer Reboot
ExtremeWare Error Message Decoder 117
Watchdog Timer Reboot
<CRIT:KERN> The system currently running was restarted due to a hardware watchdog.
<CRIT:KERN> The task executing when the watchdog took effect was tBGTask.
Software Version
ExtremeWare 6.19 and later
Hardware Version
All “i” series
Explanation
This message indicates a system-level safety network: a device to protect the CPU from certain
time-consuming tasks.
Action
Contact Technical Support to troubleshoot these problematic tasks.
Depending on the tasks, you can also see the following messages:
<CRIT:KERN> This routine has the following info preserved:
<CRIT:KERN> NAME ENTRY TID PRI STATUS PC SP ERRNO
01/01/2002 11:49.18
<CRIT:KERN> ---------- ------------ -------- ------------- -------- -------- -------
<CRIT:KERN> tBGTask BGTask2_G2 812cf8b0 228 READY 806edcf8 812cf808 0
<CRIT:KERN> stack: base 0x812cf8b0 end 0x812cd0b0 size 10224 high 3544 margin 6680
<CRIT:KERN> pc : 806edcf8 at : 80970000 t0 :1 s0 : 39f
<CRIT:KERN> sr : 3400ed01 t1 :3400ed00 s1 : 809b3270
<CRIT:KERN> ra : 8008baf8 v0 : 0 t2 :3400ed01 s2 : 3400ed01
<CRIT:KERN> sp : 812cf808 v1 : 8114aa03 t3 :1 s3 : 131
<CRIT:KERN> s8 : ffff t4 :8 s4 : 81139d74
<CRIT:KERN> gp : 80975bd0 a0 : 8114b144 t5 :1b s5 : 89
<CRIT:KERN> k0 : 0 a1 : 0 t6 :8 s6 : 12
<CRIT:KERN> k1 : 0 a2 : 86221a60 t7 :0 s7 : 80e9ebe0
<CRIT:KERN> a3 : 8114aa00 t8 :1
<CRIT:KERN> (fp=s8) t9 :8
<CRIT:KERN> Backtrace:
<CRIT:KERN> 8008b2a0 isCardAlive +ffcdde2c: isCardAlive(eeeeeeee, 7, 2f, 480806);
<CRIT:KERN> 806bd0dc BGTask2_G2 +631ed4:BGTask2_G2(0, 0, 0, 0);
<CRIT:KERN> System rebooted because watchdog timer expired! (0x802247a8)