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    • ONTAP select serving LUNs may panic when high amount of data is written to datastore
      https://kb.netapp.com/on-prem/ontap/ontap-select/Select-KBs/ONTAP_select_serving_LUNs_may_panic_when_high_amount_of_data_is_written_to_datastore
      Applies to ONTAP Select vSAN VMware Issue When a high amount of writes occur (on datastore VMFS-6) which causes VMDK to grow, the operation hangs up and ONTAP is rebooted with the following panic mess...Applies to ONTAP Select vSAN VMware Issue When a high amount of writes occur (on datastore VMFS-6) which causes VMDK to grow, the operation hangs up and ONTAP is rebooted with the following panic message: WAFL hung for <volname>. in SK process wafl_exempt01 on release 9.x (C) Normally a core dump will be generated which can be uploaded to a new or existing NetApp case to match it to this particular issue.
    • E-Series controller may reboot due to interaction with Brocade FC switch
      https://kb.netapp.com/on-prem/E-Series/SANtricity-OS-KBs/E-Series_controller_may_reboot_due_to_interaction_with_Brocade_FC_switch
      Applies to E-Series controllers using 16Gb or 32Gb fibre channel host interfaces Controllers running firmware prior to 8.30.4X.XX, 11.30.4, 8.40.1X.XX, and 11.40.1 Brocade FC switch connected to contr...Applies to E-Series controllers using 16Gb or 32Gb fibre channel host interfaces Controllers running firmware prior to 8.30.4X.XX, 11.30.4, 8.40.1X.XX, and 11.40.1 Brocade FC switch connected to controllers In rare cases, a controller may reboot when connected to a Brocade switch and running a controller firmware version less than listed above. Controller may report the following in the exception log: Page Fault errCode: 0 pc: 0xffffffff83a2b87a (with the following contained in the backtrace)
    • Page fault PANIC in process NwkThd_0x on release 9.4P3 repeats
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/page_fault_PANIC_in_process_NwkThd_0x_on_release_9.4P3_repeats
      page fault (supervisor read data, page not present) on VA0x3e9 cs:rip 0x20:0xffffffff992d1ef9 rflags 0x10202 in process NwkThd_04 onrelease 9.4P3 (C) page fault (supervisor read data, page not present...page fault (supervisor read data, page not present) on VA0x3e9 cs:rip 0x20:0xffffffff992d1ef9 rflags 0x10202 in process NwkThd_04 onrelease 9.4P3 (C) page fault (supervisor read data, page not present) on VA0x3e9 cs:rip 0x20:0xffffffff992d1ef9 rflags 0x10202 in process NwkThd_02 onrelease 9.4P3 (C) page fault (supervisor read data, page not present) on VA0x3e9 cs:rip 0x20:0xffffffff992d1ef9 rflags 0x10202 in process NwkThd_08 onrelease 9.4P3 (C)
    • Failed E-Series thin volumes resulting in recursive controller(s) reboot
      https://kb.netapp.com/on-prem/E-Series/SANtricity-OS-KBs/Failed_E_Series_thin_volumes_resulting_in_recursive_controller_s_reboot
      Potentially, one or more failed thin provisioned volumes are reported in SANtricity management application. Controller(s) is/are recursively rebooting due to a software page fault exception. rbx = 0xf...Potentially, one or more failed thin provisioned volumes are reported in SANtricity management application. Controller(s) is/are recursively rebooting due to a software page fault exception. rbx = 0xffff800020856d30 rdx = 0xffff800020857a50 rcx = 0x0000000000000000 rax = 0xffff800020857a50 r11 = 0xffff80002069dfe0 r10 = 0x0000000000000000 r9 = 0x0000000000000000 r8 = 0x0000000000000200 rbx = 0xffff8000516260c0 rdx = 0x0000000000000005 rcx = 0x0000000000000800 rax = 0x0000000000000000