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SubjectRe: KASAN: use-after-free Write in skb_release_data (2)
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syzbot has bisected this bug to:

commit 472c2e07eef045145bc1493cc94a01c87140780a
Author: Eric Dumazet <edumazet@google.com>
Date: Fri Mar 22 15:56:39 2019 +0000

tcp: add one skb cache for tx

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17abf52b200000
start commit: 68cc2999 Merge branch 'devlink-small-spring-cleanup'
git tree: net-next
final crash: https://syzkaller.appspot.com/x/report.txt?x=146bf52b200000
console output: https://syzkaller.appspot.com/x/log.txt?x=106bf52b200000
kernel config: https://syzkaller.appspot.com/x/.config?x=9ab5bbbbf283c99a
dashboard link: https://syzkaller.appspot.com/bug?extid=580be3953ed99133804f
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=123a3d3b200000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11d34f93200000

Reported-by: syzbot+580be3953ed99133804f@syzkaller.appspotmail.com
Fixes: 472c2e07eef0 ("tcp: add one skb cache for tx")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection

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