SMBB1 Panic - Netapp filer - 8.1.3P3 7-Mode

[krishnavardhini]

Hi Team,

We have received the below alert frequently and filer is getting rebooted. Is there any workaround.

Mon Nov 28 15:15:32 GMT [lhrcbx-fsxxh04:mgr.boot.disk_done:info]: NetApp Release 8.1.3P3 7-Mode boot complete. Last disk update written at Mon Nov 28 15:15:17 GMT 2022
Mon Nov 28 15:15:32 GMT [lhrcbx-fsxxh04:cf.hwassist.notifyEnableOn:info]: HA hw_assist: hw_assist functionality on the partner node has been enabled by the user.
Mon Nov 28 15:15:32 GMT [lhrcbx-fsxxh04:mgr.boot.reason_ok:notice]: System rebooted after a giveback.
Mon Nov 28 15:15:32 GMT [lhrcbx-fsxxh04:mgr.stack.module:notice]: Module kernel loaded from 0x100000 - 0xa474c8.
Mon Nov 28 15:15:32 GMT [lhrcbx-fsxxh04:mgr.stack.module:notice]: Module platform.ko loaded from 0xffffffff80a48000 - 0xffffffff80c6d638.
Mon Nov 28 15:15:32 GMT [lhrcbx-fsxxh04:mgr.stack.module:notice]: Module common_kmod.ko loaded from 0xffffffff81c00000 - 0xffffffff81d18000.
Mon Nov 28 15:15:32 GMT [lhrcbx-fsxxh04:mgr.stack.module:notice]: Module maytag.ko loaded from 0xffffffff81d18000 - 0xffffffff89fc7000.
Mon Nov 28 15:15:32 GMT [lhrcbx-fsxxh04:mgr.stack.module:notice]: Module dbdriver.ko loaded from 0xffffffff89fc7000 - 0xffffffff89fc9000.
Mon Nov 28 15:15:32 GMT [lhrcbx-fsxxh04:mgr.stack.module:notice]: Module spinvfs.ko loaded from 0xffffffff89fc9000 - 0xffffffff8a0da000.
Mon Nov 28 15:15:32 GMT [lhrcbx-fsxxh04:mgr.stack.module:notice]: Module sldiag.ko loaded from 0xffffffff8a0da000 - 0xffffffff8a0de000.
Mon Nov 28 15:15:32 GMT [lhrcbx-fsxxh04:mgr.stack.module:notice]: Module vserverfs.ko loaded from 0xffffffff8a0de000 - 0xffffffff8a0ed000.
Mon Nov 28 15:15:32 GMT [lhrcbx-fsxxh04:mgr.stack.module:notice]: Module nbladekmod.ko loaded from 0xffffffff8a0ed000 - 0xffffffff8d3ad000.
Mon Nov 28 15:15:32 GMT [lhrcbx-fsxxh04:mgr.stack.module:notice]: Module scsi_blade.ko loaded from 0xffffffff8d3ad000 - 0xffffffff8d715000.
Mon Nov 28 15:15:32 GMT [lhrcbx-fsxxh04:mgr.stack.saved:notice]: Reboot with saved panic information in log file
Mon Nov 28 15:15:32 GMT [lhrcbx-fsxxh04:mgr.stack.string:notice]: Panic string: page fault (supervisor read, page not present) on VA 0x28 cs:rip = 0x8:0xffffffff843eceb3 rflags = 0x10246 in SK process SMBBlkWorker02 on release 8.1.3P3
Mon Nov 28 15:15:32 GMT [lhrcbx-fsxxh04:mgr.stack.at:notice]: Panic occurred at: Mon Nov 28 14:59:13 2022
Mon Nov 28 15:15:32 GMT [lhrcbx-fsxxh04:mgr.stack.proc:notice]: Panic in process: SMBBlkWorker02

[Ontapforrum]

Check this:

NetApp Support Site - BURT - 552397

[krishnavardhini]

Hi Team

Thank you for the workaround. We have tried the above and monitoring the filer cifs smb.

[Ontapforrum · Accepted solution]

Ok, thanks. Let us know.

[krishnavardhini]

Hi Team,

Can you please have a check on below query and help us with any workaround

CIFS shares not accessible , when checked filer was busy and hung - NetApp Community

[krishnavardhini]

Hi Team,

Thank you much for the guidance, after disabling the  smb handle  " options cifs.smb2.durable_handle.enable off "  panic error was not received.  The provided solution has worked for Ontap 7 mode 8.1.3P3