Re: [syzbot] [bpf?] possible deadlock in trie_delete_elem

syzbot
2025-05-08T07:13:03Z

syzbot suspects this issue was fixed by commit:

commit 47979314c0fe245ed54306e2f91b3f819c7c0f9f
Author: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Date: Sun Mar 16 04:05:37 2025 +0000

bpf: Convert lpm_trie.c to rqspinlock

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=140598f4580000
start commit: c2933b2befe2 Merge tag 'net-6.14-rc1' of git://git.kernel...
git tree: net-next
kernel config: https://syzkaller.appspot.com/x/.config?x=d033b14aeef39158
dashboard link: https://syzkaller.appspot.com/bug?extid=9d95beb2a3c260622518
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=108e1724580000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=177035f8580000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: bpf: Convert lpm_trie.c to rqspinlock

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