Repeated vmxnet3 tx hang and resetting
Issue
BUG_ON, softlockup hangs, hung tasks, andWARNING: at net/sched/sch_generic.c:261 dev_watchdog+0x26b/0x280() (Not tainted)with VMware VMs- Repeated vmxnet3 TX hang, with the following printed in logs:
NETDEV WATCHDOG: eth0 (vmxnet3): transmit queue 1 timed out
vmxnet3 0000:0b:00.0 eth0: tx hang
vmxnet3 0000:0b:00.0 eth0: resetting
vmxnet3 0000:0b:00.0 eth0: tx hang
- Kernel panic during driver resetting NIC at:
kernel BUG at drivers/net/vmxnet3/vmxnet3_drv.c:756!
RIP: 0010:[<ffffffffa0091869>] [<ffffffffa0091869>] vmxnet3_xmit_frame+0x9e9/0xe90 [vmxnet3]
Call Trace:
<IRQ>
[<ffffffff81461934>] dev_hard_start_xmit+0x224/0x480
[<ffffffff8147e5da>] sch_direct_xmit+0x15a/0x1c0
[<ffffffff8147e6ab>] __qdisc_run+0x6b/0xe0
[<ffffffff81459910>] net_tx_action+0x130/0x1c0
[<ffffffff8107d8b1>] __do_softirq+0xc1/0x1e0
[<ffffffff810b034a>] ? tick_program_event+0x2a/0x30
[<ffffffff8100c30c>] call_softirq+0x1c/0x30
[<ffffffff8100fb55>] do_softirq+0x65/0xa0
[<ffffffff8107d765>] irq_exit+0x85/0x90
[<ffffffff81533bca>] smp_apic_timer_interrupt+0x4a/0x60
[<ffffffff8100bb93>] apic_timer_interrupt+0x13/0x20
<EOI>
RIP [<ffffffffa0091869>] vmxnet3_xmit_frame+0x9e9/0xe90 [vmxnet3]
- Intermittent network connection and loss of network connectivity on VMware VM
Environment
- Red Hat Enterprise Linux 6, seen on
kernel-2.6.32-504.3.3.el6.x86_64kernel-2.6.32-573.7.1.el6.x86_64
- Red Hat Enterprise Linux 7, seen on
kernel-3.10.0-514.el7.x86_64
- Other kernel versions may be affected
- VMware virtualization
- ESXi 5.5.0 build 2403361
- EXSi 5.5.0 build 3568722
- ESXi 6.0 P02
vmxnet3paravirtualized network interface
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.
Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.
