On 3/24/2021 12:48 AM, wanghan...@corp.netease.com wrote:
Hi ALL,
We found a kernel panic about ovs 2.8.2 with kernel 4.9.65.
That's a very old release on an old kernel. Can you repro
with something more recent? I suggest upgrading your OVS
version.
- Greg
[20655819.900423] BUG: unable to handle kernel NULL pointer dereference at
0062
[20655819.909234] IP: [] dst_release+0x11/0x70
[20655819.915841] PGD 0
[20655819.917963]
[20655819.920779] Oops: [#1] SMP
...
[20655820.072555] CPU: 13 PID: 585747 Comm: handler146 Tainted: G O
4.9.65-k8s-netease3-1 #1
[20655820.082713] Hardware name: Inspur NF5280M4/YZMB-00689-101, BIOS 4.1.19
02/27/2018
[20655820.091284] task: 9054dec880c0 task.stack: b77e799ec000
[20655820.098257] RIP: 0010:[] []
dst_release+0x11/0x70
[20655820.107239] RSP: 0018:9034ff943ec8 EFLAGS: 00010202
[20655820.113627] RAX: 9034ff60 RBX: RCX:
[20655820.122013] RDX: 47293d0355f0 RSI: 0200 RDI:
0002
[20655820.130183] RBP: 9034ae6465d8 R08: R09:
00ff
[20655820.138360] R10: 9034d9a9cb10 R11: R12:
b3d18e00
[20655820.146755] R13: 9034acad3d00 R14: 9054dec880c0 R15:
9034ff9596c0
[20655820.154969] FS: 7f8a09ffb700() GS:9034ff94()
knlGS:
[20655820.164098] CS: 0010 DS: ES: CR0: 80050033
[20655820.170910] CR2: 0062 CR3: 001fdef6e000 CR4:
00360670
[20655820.179082] DR0: DR1: DR2:
[20655820.187235] DR3: DR6: fffe0ff0 DR7:
0400
[20655820.195445] Stack:
[20655820.198492] 9034ae6465d8 b3529748
9034ae646500
[20655820.207727] b350c811
b3c4fc00
[20655820.216333] 9034ff9596f8 0001 b350cb5a
b30dd643
[20655820.224998] Call Trace:
[20655820.228487]
[20655820.230688] [] ? dst_cache_destroy+0x38/0x70
[20655820.237639] [] ? dst_destroy+0x21/0x110
[20655820.244225] [] ? dst_destroy_rcu+0xa/0x20
[20655820.250930] [] ? rcu_process_callbacks+0x1e3/0x5b0
[20655820.258457] [] ? __do_softirq+0x105/0x290
[20655820.265757] [] ? irq_exit+0xae/0xb0
[20655820.272245] [] ? smp_apic_timer_interrupt+0x3e/0x50
[20655820.280312] [] ? apic_timer_interrupt+0x96/0xa0
[20655820.287534]
[20655820.289734] [] ? mutex_spin_on_owner.isra.1+0x28/0x40
[20655820.297580] [] ? mutex_optimistic_spin+0x7f/0x1b0
[20655820.305032] [] ? __mutex_lock_slowpath+0x3f/0x130
[20655820.312464] [] ? mutex_lock+0x1b/0x30
[20655820.318831] [] ? pcpu_alloc+0x48f/0x680
[20655820.325376] [] ? dst_cache_init+0x1d/0x40
[20655820.332126] [] ? validate_and_copy_set_tun+0xe0/0x360
[openvswitch]
[20655820.341108] [] ? validate_set+0x2b3/0x380 [openvswitch]
[20655820.349009] [] ? __ovs_nla_copy_actions+0x2b1/0x680
[openvswitch]
[20655820.357765] [] ? __kmalloc_reserve.isra.35+0x2e/0x80
[20655820.365372] [] ? kmem_cache_alloc_node+0xd4/0x530
[20655820.372684] [] ? ovs_nla_copy_actions+0x6e/0x90
[openvswitch]
[20655820.381064] [] ? ovs_packet_cmd_execute+0x16d/0x290
[openvswitch]
[20655820.389745] [] ? genl_family_rcv_msg+0x1bc/0x360
[20655820.396972] [] ? genl_family_rcv_msg+0x360/0x360
[20655820.404247] [] ? genl_rcv_msg+0x82/0xc0
[20655820.410646] [] ? netlink_rcv_skb+0xa1/0xc0
[20655820.417350] [] ? genl_rcv+0x24/0x40
[20655820.423927] [] ? netlink_unicast+0x184/0x230
[20655820.430773] [] ? netlink_sendmsg+0x2f8/0x3b0
[20655820.437554] [] ? sock_sendmsg+0x30/0x40
[20655820.443925] [] ? ___sys_sendmsg+0x2c2/0x2d0
[20655820.450596] [] ? ep_ptable_queue_proc+0x90/0x90
[20655820.457686] [] ?
ep_scan_ready_list.constprop.12+0x208/0x210
[20655820.465888] [] ? ep_poll+0x192/0x350
[20655820.471919] [] ? __sys_sendmsg+0x51/0x90
[20655820.478876] [] ? system_call_fast_compare_end+0xc/0xb7
Regards,
Hanlin
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