Error: "Kernel BUG at aio:733"

  • 3421771
  • 27-Mar-2007
  • 30-Apr-2012


Novell SUSE Linux Enterprise Server 9
Novell Open Enterprise Server (Linux based)

Asynchronous I/O has been set up (e.g. as part of an Oracle or DB2 configuration)


The following kernel bug message regarding asynchronous I/Ois seen in the system's syslog:
ERROR:Kernel BUG at aio:733


This issue has been reported to engineering.


Reported to Engineering

Additional Information

A sample "BUG" message in full:

Kernel BUG at aio:733
invalid operand: 0000 [1] SMP
Pid: 22122,comm: oracle Tainted: PX (2.6.5-7.283-smp SLES9_SP3_BRANCH-20061129165553)
RIP: 0010:[]{__aio_run_iocbs+385}
RSP: 0018:000001009a311e78 EFLAGS: 00010293
RAX: 00000100b6e8df28 RBX: 00000100b6e8de80 RCX: 000000000000e000
RDX: 0000000000000000 RSI: 000001000185ae58 RDI: 0000000000000000
RBP: 0000010083c63980 R08: 0000000000000000 R09: 000000000000001b
R10: 0000000000000016 R11: 000001000185ae58 R12: 000000000000e000
R13: 0000010083c63980 R14: 000001009a311e78 R15: 0000010083c639d0
FS: 0000000006636ae0(005b) GS:ffffffff8057f000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000b34e5000 CR3: 00000000cfe96000 CR4: 00000000000006e0
Process oracle (pid: 22122,threadinfo 000001009a310000, task 00000100cddce320)
Stack: 000001009a311e78 000001009a311e78 0000007fbfff76b0 0000010035ad7880
000001009a311f08 0000000000000000 0000002a982a3560 0000010083c63980
fffffffffffffff2 ffffffff801b7668
Call Trace:{io_submit_one+488}{sys_io_submit+217}

Code: 0f 0b 64 10 39 80 ff ff ff ff dd 02 66 66 90 31 d2 4c 89 e6
RIP{__aio_run_iocbs+385} RSP<000001009a311e78>