From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 31DB42FB098 for ; Fri, 10 Oct 2025 15:41:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760110891; cv=none; b=mxD2yx2bZkHRXwBpLlrl1Yy35DSmqwpmSyetXfAqGmPbp+I5qjfPLewDtOXKMyos9S43U0g7+DAbKDzBu9YLR/N4/vq3QX7yjvumZRcPO9wjEAHklnIqPVxlVDi4h7JU/0Dkiwe8AEHgViOD3yjCZ0CM4+kIM0YIUSY67shYivE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760110891; c=relaxed/simple; bh=oXdJ9hxao0+88bJ3Q5bqzIcokKU8lyciNlAMcN/Ujkg=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=c9HxIPjJKMgi9ha08YY0dvuusdvqmkvtMf5alHSjCrWcQLBeOqUDyfbBxdgwX645qChKYPM2QGz+qBx3XRO9ritBoyPYzqxCyRMZij/qMn9FkxImsoDJyQIKnzYmDfW9jppIe9uF+rPrfa/CMhKmP1Qk94g4UchVnTFF45by4LI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.200 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-il1-f200.google.com with SMTP id e9e14a558f8ab-42b2a51fad2so75208895ab.1 for ; Fri, 10 Oct 2025 08:41:28 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1760110888; x=1760715688; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=9t4YKrQ+i6zPnSqIk+4cnVQH6VUcMiv6uzmRTIEIoKI=; b=rYhDbmyrg0ETuDhxdafBNxa9tVVqZUz1NVx9yWKWvnX6lKkNVAovxE94XSKizZPLxN 4I8VgzNKu3gZVCUPyxuwrnVYXLimobtDdW1xC2o4YbQtvFpUUDB9lLgdT0EGr+z9kbsA BzOzTbccVrUkKdsCpIo6E+Paozuht4GJraGDFM50yxrFWHPteq0ARICbbOJXLgrrVf7V 4w/bOzyBST1lFuysyQyfUMFShWHigY2d2Q9I8qO/zS5Yk55nbjwoNffbhHmvkvATu76O m2GrOnTnVPAB4D4yjLNzqzAB8n41oq0B1vnCuN7ebEIt+6Curs8om+LGitDErSFt350q wb3A== X-Forwarded-Encrypted: i=1; AJvYcCUxodQZX3kWr5tsM3XlKfVWaOdJN4JZaHAQhcb24+POoGIg9M6ZsLp73fn6dGr1mHDVKzVy/K4IFt7vhI0=@vger.kernel.org X-Gm-Message-State: AOJu0YydUZ8cUtECnJQG6W+MvPDZ2EmE6W9OLVsRExOunLfJTQ6xkosz MDYwdp2XO7j6fJyOjkyu7vQ8rU0diZoBMo24FZUkJuePsVO10RV0cBkw0MYrfNQii4igQXY//es x/MlEo7nYriSZKnJuHpqil+TyJKnpkBuk6cS9ear977k9bXmcPmg9ejEsvFs= X-Google-Smtp-Source: AGHT+IEXeRrI+/fpBtKbI9Pf7crdMPmeGYhJHB7bmAj+WEO9WUvJdaR7A0Zl93pdG0LU5IE8GvkXLiCIYtgbmi5st4mnPcBuaQd7 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1949:b0:42f:94f5:4684 with SMTP id e9e14a558f8ab-42f94f54907mr64897265ab.5.1760110888125; Fri, 10 Oct 2025 08:41:28 -0700 (PDT) Date: Fri, 10 Oct 2025 08:41:28 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68e92928.050a0220.3897dc.0194.GAE@google.com> Subject: [syzbot] [bpf?] [net?] WARNING in sock_map_delete_elem (2) From: syzbot To: andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, edumazet@google.com, horms@kernel.org, jakub@cloudflare.com, john.fastabend@gmail.com, kuba@kernel.org, kuniyu@google.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com, willemb@google.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: fd94619c4336 Merge tag 'zonefs-6.18-rc1' of git://git.kern.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=14ff8ee2580000 kernel config: https://syzkaller.appspot.com/x/.config?x=e2b03b8b7809165e dashboard link: https://syzkaller.appspot.com/bug?extid=ad76dbe500667f3a4e17 compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/201636e25a0b/disk-fd94619c.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/b63e3832240c/vmlinux-fd94619c.xz kernel image: https://storage.googleapis.com/syzbot-assets/11fc378734e8/bzImage-fd94619c.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+ad76dbe500667f3a4e17@syzkaller.appspotmail.com ------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(this_cpu_read(softirq_ctrl.cnt)) WARNING: CPU: 0 PID: 5969 at kernel/softirq.c:176 __local_bh_disable_ip+0x3d9/0x540 kernel/softirq.c:176 Modules linked in: CPU: 0 UID: 0 PID: 5969 Comm: syz.1.2 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:__local_bh_disable_ip+0x3d9/0x540 kernel/softirq.c:176 Code: 0f b6 04 28 84 c0 0f 85 56 01 00 00 83 3d 52 9b 32 0d 00 75 19 90 48 c7 c7 c0 b7 c9 8a 48 c7 c6 00 b8 c9 8a e8 f8 5f fe ff 90 <0f> 0b 90 90 90 e9 7b ff ff ff 90 0f 0b 90 e9 71 fe ff ff e8 cf 84 RSP: 0018:ffffc900056bf940 EFLAGS: 00010246 RAX: f63c8546519c3800 RBX: 1ffff92000ad7f30 RCX: 0000000000080000 RDX: ffffc9000d891000 RSI: 00000000000093ed RDI: 00000000000093ee RBP: ffffc900056bfa48 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffed101710487b R12: ffff88803c911e00 R13: dffffc0000000000 R14: ffff88803c91294c R15: 1ffff11007922529 FS: 00007fe7c46d66c0(0000) GS:ffff888127020000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b30217ff8 CR3: 000000001dfd6000 CR4: 00000000003526f0 Call Trace: local_bh_disable include/linux/bottom_half.h:20 [inline] spin_lock_bh include/linux/spinlock_rt.h:87 [inline] __sock_map_delete net/core/sock_map.c:421 [inline] sock_map_delete_elem+0xaf/0x170 net/core/sock_map.c:452 bpf_prog_e78d8a1634f5e22d+0x46/0x4e bpf_dispatcher_nop_func include/linux/bpf.h:1350 [inline] __bpf_prog_run include/linux/filter.h:721 [inline] bpf_prog_run include/linux/filter.h:728 [inline] bpf_prog_run_pin_on_cpu include/linux/filter.h:745 [inline] bpf_flow_dissect+0x225/0x720 net/core/flow_dissector.c:1024 bpf_prog_test_run_flow_dissector+0x37c/0x5c0 net/bpf/test_run.c:1425 bpf_prog_test_run+0x2cd/0x340 kernel/bpf/syscall.c:4673 __sys_bpf+0x562/0x860 kernel/bpf/syscall.c:6152 __do_sys_bpf kernel/bpf/syscall.c:6244 [inline] __se_sys_bpf kernel/bpf/syscall.c:6242 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:6242 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe7c646eec9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fe7c46d6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007fe7c66c5fa0 RCX: 00007fe7c646eec9 RDX: 0000000000000050 RSI: 0000200000000000 RDI: 000000000000000a RBP: 00007fe7c64f1f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fe7c66c6038 R14: 00007fe7c66c5fa0 R15: 00007ffd3a510c78 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup