ABEND: Kernel detected an attempted context switch when it was not allowed

(Last modified: 19May2005)

This document (10097736) is provided subject to the disclaimer at the end of this document.

fact

Novell NetWare 6.5 SP3

symptom

ABEND: Kernel detected an attempted context switch when it was not allowed

change

Installed NetWare 6.5 Support Pack 3 , or Open Enterprise Server (NetWare)

fix

This issue is resolved in SYSCALLS.NLM dated May 4 2005 or newer.

note

Server XXXXXXXX halted Thursday, April 28, 2005 3:07:22.090 pm
Abend 1 on P01: Server-5.70.03-4348: Kernel detected an attempted context switch when it was not allowed

Registers:
    CS = 0060 DS = 007B ES = 007B FS = 007B GS = 007B SS = 0068
    EAX = 00000000 EBX = 00000001 ECX = 00000000 EDX = FCE24BD2
    ESI = 00000202 EDI = 00CA0529 EBP = 684532C0 ESP = 790AAF58
    EIP = 00220378 FLAGS = 00000002
    00220378 83C404         ADD     ESP, 00000004
    EIP in SERVER.NLM at code start +00018EB8h

The violation occurred while processing the following instruction:
00220378 83C404         ADD     ESP, 00000004
0022037B 5D             POP     EBP
0022037C 5E             POP     ESI
0022037D 5B             POP     EBX
0022037E C3             RET
0022037F A19447E0FC     MOV     EAX, [FCE04794]=FCE26795
00220384 50             PUSH    EAX
00220385 E899FAEEFF     CALL    LOADER.NLM|Abend
0022038A 83C404         ADD     ESP, 00000004
0022038D 5D             POP     EBP

Running process: Interrupt service routine (nested count 0)
Interrupted process: RSYNC263.NLM:f59b5120 Process
Thread Owned by NLM: RSYNC263.NLM
Stack pointer: 790AB07C
OS Stack limit: 7909B1C0
CPU 1 (Thread 68453100) is in a NO SLEEP state
Scheduling priority: 67371008
Wait state: 3030070 Yielded CPU
Stack: --FCE24BD2 ?
       --684532C0 ?
       --00000202 ?
       --00000001 ?
       0021DC41 (SERVER.NLM|SchedThreadYield+61)
       --00000001 ?
       --684532C0 ?
       --00CA0529 ?
       --68453100 ?
       --00000001 ?
       0020BEA3 (SERVER.NLM|kEnterNetWare+93)
       --00000000 ?
       --6760F0C0 (VHOST.NLM|__NLM_BSS_End+7DB8)
       0035D250 (SERVER.NLM|CNBFunneler+60)
       --F777D4F0 ?
       --F777D4E0 ?
       --00000206 ?
       --73499000 ?
       0035DAC0 (SERVER.NLM|CScheduleWorkToDo+0)
       6944610B (SYSCALLS.NLM|MARSHAL_WarnEventCall+C6)
       --73499000 ?
       --68453100 ?
       --655BF280 ?
       663D0C0C ?
       --00000000 ?
       --72661C80 ?
       00297893 (SERVER.NLM|EventReport+257)
       --68453100 ?
       --6760F0C0 (VHOST.NLM|__NLM_BSS_End+7DB8)
       --72661C80 ?
       00222A95 (SERVER.NLM|TcoResumeThreadsInAddressSpace+9D)
       --00000176 ?
       --68453100 ?
       --B8026040 ?
       --68453100 ?
       --00000000 ?
       --00000000 ?
       --00000000 ?
       --00000000 ?
       --00000000 ?
       --00000000 ?
       --00000000 ?
       --00000000 ?
       001162B3 (LOADER.NLM|NonMaskableInterruptSend+83)
       --00000246 ?
       0023559F (SERVER.NLM|TLBShootDown+AB)
       -00507858 (SERVER.NLM|TLBShootdownSpinlock+0)
       --00000246 ?
       --00000000 ?
       --00000000 ?
       --00000000 ?
       --00000000 ?
       --00000000 ?
       --00000000 ?
       --00000000 ?
       --00000000 ?
       --00000001 ?
       --00000000 ?
       --00000000 ?
       --00000000 ?
       --00000000 ?
       --00000000 ?
       --00000000 ?
       00222A95 (SERVER.NLM|TcoResumeThreadsInAddressSpace+9D)
       --00000000 ?
       --00000000 ?
       --68453100 ?
       00222A95 (SERVER.NLM|TcoResumeThreadsInAddressSpace+9D)
       --0000007E ?
       --68453100 ?
       --00000001 ?
       --6BD87800 ?
       --6BCF6900 ?
       --790AB114 ?
       --684534A0 ?
       --B8026040 ?
       --68453100 ?
       002222CD (SERVER.NLM|TcoThreadExit+15)
       --68453100 ?
       00225D74 (SERVER.NLM|kDestroyThread+20)
       --00000000 ?
       --68453100 ?
       69442174 (SYSCALLS.NLM|MARSHAL_kDestroyThread+80)
       --68453100 ?
       --70A4C0A0 ?
       --00000085 ?
       --00000087 ?
       --00000072 ?
       --00000001 ?
       --790AB114 ?
       --00000246 ?
       00262EE6 (SERVER.NLM|VM_SPIN_UNLOCK+A)
       -005080C4 (SERVER.NLM|VMSpinLock+0)
       00303F80 (SERVER.NLM|NVMKernelUnlock+98)
       F5F45F96 (LIBC.NLM|DelinkThread+66)
       F5F46F96 (LIBC.NLM|OSA_CreateContext+B6)
       --00000001 ?
       --790AB0FC ?
       --684534A0 ?
       F5F45F9B (LIBC.NLM|DelinkThread+6B)

document

Document Title:	ABEND: Kernel detected an attempted context switch when it was not allowed
Document ID:	10097736
Solution ID:	NOVL102144
Creation Date:	19May2005
Modified Date:	19May2005
Novell Product Class:	Netware

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