Re: HEADSUP: arp-v2 has been committed

Try changeid 186209.

Thanks,
Kip

On Wed, Dec 17, 2008 at 3:32 AM, Mike Tancsa <mike_at_sentex.net> wrote:
> At 01:34 AM 12/15/2008, Qing Li wrote:
>
>> Hi All,
>>
>> The arp-v2 changes have been committed into HEAD.
>> Please report problems to me and Kip Macy.
>
> Not sure if its related or not, but if I create and destroy a lagg port, I
> get a panic
> e.g.
>
>
> 0[current]# ifconfig lagg0 laggproto failover laggport igb0 laggport igb1
> 0[current]#
> 0[current]# ifconfig lagg0 laggproto failover laggport igb0 laggport igb1
> ifconfig: SIOCSLAGGPORT: Device busy
> 1[current]# ifconfig lagg0 destroy
>
>
> panic: _rw_rlock (ifnet): wlock already held _at_ /usr/src/sys/net/if.c:200
> cpuid = 3
> KDB: enter: panic
> [thread pid 1239 tid 100065 ]
> Stopped at      kdb_enter+0x3a: movl    $0,kdb_why
> db> bt
> Tracing pid 1239 tid 100065 td 0xc45f1b40
> kdb_enter(3232454813,3232454813,3232453528,3866974928,3,...) at kdb_enter+58
> panic(3232453528,3232060900,3232514293,3232513870,200,...) at panic+310
> _rw_rlock(3235193604,3232513870,200,3292329984,3866975012,...) at
> _rw_rlock+118
> ifnet_byindex(6,3232513870,498,3297629696,3292329984,...) at
> ifnet_byindex+39
> if_free_type(3292329984,6,279,3229646306,0,...) at if_free_type+156
> lagg_clone_destroy(3292329984,3292329984,3292329984,3299962240,3866975112,...)
> at lagg_clone_destroy+146
> ifc_simple_destroy(3299962240,3292329984,3232515110,213,45,...) at
> ifc_simple_destroy+39
> if_clone_destroyif(3299962240,3292329984,3232515110,191,0,...) at
> if_clone_destroyif+225
> if_clone_destroy(3292314144,412,3235009472,3294567396,3235009472,...) at
> if_clone_destroy+162
> ifioctl(3296010632,2149607801,3292314144,3294567232,2149607801,...) at
> ifioctl+278
> soo_ioctl(3294877664,2149607801,3292314144,3297629184,3294567232,...) at
> soo_ioctl+919
> kern_ioctl(3294567232,3,2149607801,3292314144,8000192,...) at kern_ioctl+477
> ioctl(3294567232,3866975480,12,3232296124,3233288592,...) at ioctl+308
> syscall(3866975544) at syscall+675
> Xint0x80_syscall() at Xint0x80_syscall+32
> --- syscall (54, FreeBSD ELF32, ioctl), eip = 672834707, esp = 3217024108,
> ebp = 3217024136 ---
> db>
> db> show alllocks
> Process 1239 (ifconfig) thread 0xc45f1b40 (100065)
> exclusive rw ifnet (ifnet) r = 0 (0xc0d52304) locked _at_
> /usr/src/sys/net/if.c:498
> Process 1135 (sshd) thread 0xc462e000 (100113)
> exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xc475920c) locked _at_
> /usr/src/sys/kern/uipc_sockbuf.c:148
> Process 0 (kernel) thread 0xc4382900 (100042)
> exclusive sleep mutex igb1 (IGB Core Lock) r = 0 (0xc43622dc) locked _at_
> /usr/src/sys/dev/e1000/if_igb.c:1224
> db>
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