OVM SERVER WITH UEK4: KERNEL BUG AT DRIVERS/NET/XEN-NETBACK/RX.C:302!

(Doc ID 2402820.1)

Last updated on JUNE 06, 2018

Applies to:

Oracle VM - Version 3.4.1 to 3.4.4 [Release OVM34]
Linux x86-64

Symptoms

Server reboots with call trace

crash64>bt -l

PID: 7791 TASK: ffff88034445b800 CPU: 0 COMMAND: "vif1.1-q0-guest"
#0 [ffff880301567b40] die at ffffffff8101ae3b
/usr/src/debug/kernel-4.1.12/linux-4.1.12-112.14.10.el6uek/arch/x86/kernel/dumpstack.c: 317
#1 [ffff880301567b70] do_trap at ffffffff81017129
/usr/src/debug/kernel-4.1.12/linux-4.1.12-112.14.10.el6uek/arch/x86/kernel/traps.c: 214
#2 [ffff880301567bd0] do_error_trap at ffffffff81017b4b
/usr/src/debug/kernel-4.1.12/linux-4.1.12-112.14.10.el6uek/arch/x86/kernel/traps.c: 299
#3 [ffff880301567cb0] do_invalid_op at ffffffff81017d30
/usr/src/debug/kernel-4.1.12/linux-4.1.12-112.14.10.el6uek/arch/x86/kernel/traps.c: 315
#4 [ffff880301567cc0] invalid_op at ffffffff816f491e
/usr/src/debug/kernel-4.1.12/linux-4.1.12-112.14.10.el6uek/arch/x86/kernel/entry_64.S: 1276
[exception RIP: xenvif_rx_data_slot+547]
RIP: ffffffffa0816863 RSP: ffff880301567d78 RFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff880301567dd8 RCX: 0000000000000000
RDX: 0000000011d5363b RSI: ffffc90004d6b2c0 RDI: ffffc90004d6b2d0
RBP: ffff880301567dc8 R8: ffff8802d0060d80 R9: 0000000000000022
R10: ffffc90004d600a0 R11: 002fffff80008000 R12: 0000000000000022
R13: 0000000000000022 R14: 0000000000000022 R15: 0000000000001000
ORIG_RAX: ffffffffffffffff CS: e030 SS: e02b
#5 [ffff880301567d70] xenvif_rx_data_slot at ffffffffa0816721 [xen_netback]
#6 [ffff880301567dd0] xenvif_rx_skb at ffffffffa081697a [xen_netback]
#7 [ffff880301567e30] xenvif_rx_action at ffffffffa0816d60 [xen_netback]
#8 [ffff880301567e80] xenvif_kthread_guest_rx at ffffffffa0816e61 [xen_netback]
#9 [ffff880301567ec0] kthread at ffffffff810a7f4e
/usr/src/debug/kernel-4.1.12/linux-4.1.12-112.14.10.el6uek/kernel/kthread.c: 207
#10 [ffff880301567f50] ret_from_fork at ffffffff816f1902
/usr/src/debug/kernel-4.1.12/linux-4.1.12-112.14.10.el6uek/arch/x86/kernel/entry_64.S: 674

Cause

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