Why MacBook Air has Segmentation fault:11 during 802.11 wifi frame packet capture?

Do you have any idea in this regard?

Perhaps Macbook user might experience install aircrack-NG on Macbook air. Do a research in forums, seems a lot of Macbook Air users has encountered similar problem. Details shown as below:


My Macbook Air OS: Darwin XXXXX-MacBook-Air.local 18.2.0 Darwin Kernel Version 18.2.0: Thu Dec 20 20:46:53 PST 2018; root:xnu-4903.241.1~1/RELEASE_X86_64 x86_64


Problem encountered:

$ sudo airport en0 sniff 1

Capturing 802.11 frames on en0.

Segmentation fault: 11


Airport directory:

/System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources

-rw-r--r-- 1 root wheel 1498 Sep 28 11:02 Info.plist

-rwxr-xr-x 1 root wheel 293120 Feb 5 13:26 airport

-rw-r--r-- 1 root wheel 4955 Sep 28 11:02 airportd.sb

-rw-r--r-- 1 root wheel 510 Sep 28 11:02 version.plist


Doubt:

See below tcpdump result on my macbook air. It is running fine without any problem. And therefore believing that vendor (apple) has might have some resstriction on driver. Do you think Apple will be resolved this issue in future?



Reference:

sudo tcpdump -i en0

tcpdump: verbose output suppressed, use -v or -vv for full protocol decode

listening on en0, link-type EN10MB (Ethernet), capture size 262144 bytes

09:45:02.932697 IP 172.20.10.4.49400 > hkg07s22-in-f14.1e100.net.https: Flags [P.], seq 1553132573:1553132619, ack 3992912142, win 2048, options [nop,nop,TS val 515228448 ecr 2964075626], length 46

09:45:02.933136 IP 172.20.10.4.49401 > hkg12s17-in-f3.1e100.net.https: Flags [P.], seq 2516364722:2516364768, ack 2324939574, win 2048, options [nop,nop,TS val 515228448 ecr 3964337714], length 46

09:45:02.933618 IP 172.20.10.4.49400 > hkg07s22-in-f14.1e100.net.https: Flags [P.], seq 46:77, ack 1, win 2048, options [nop,nop,TS val 515228449 ecr 2964075626], length 31

09:45:02.933679 IP 172.20.10.4.49400 > hkg07s22-in-f14.1e100.net.https: Flags [F.], seq 77, ack 1, win 2048, options [nop,nop,TS val 515228449 ecr 2964075626], length 0

09:45:02.934178 IP 172.20.10.4.49401 > hkg12s17-in-f3.1e100.net.https: Flags [P.], seq 46:77, ack 1, win 2048, options [nop,nop,TS val 515228449 ecr 3964337714], length 31

09:45:02.934254 IP 172.20.10.4.49401 > hkg12s17-in-f3.1e100.net.https: Flags [F.], seq 77, ack 1, win 2048, options [nop,nop,TS val 515228449 ecr 3964337714], length 0

^C09:45:02.940513 IP 172.20.10.4.57336 > 172.20.10.1.domain: 62335+ PTR? 4.10.20.172.in-addr.arpa. (42)


7 packets captured

32 packets received by filter

0 packets dropped by kernel






MacBook Air 13", macOS 10.14

Posted on Mar 7, 2019 5:49 PM

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Why MacBook Air has Segmentation fault:11 during 802.11 wifi frame packet capture?

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