From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f207.google.com (mail-il1-f207.google.com [209.85.166.207]) (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 D79811DE4F1 for ; Mon, 1 Sep 2025 07:39:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.207 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756712372; cv=none; b=lmoXuourYLeDeAeOnXlr9ofMHg38xk9wXak3IfrFkJEmXP9sN2L93GuvfnZjmZzZJauaZrTShRzePBHs4X/bK6OArg/0ysGzRVm5Z9vnNNXgEIRR/V5ibU+YlgB7jRBr4dBbBY8wBRKUZztf5fseBFwBiUOWt8UeMJKu9EMjBmg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756712372; c=relaxed/simple; bh=FTzIgiP3NWc0dlW9Txm2qr8tfvqG8X7BrIPcMJvgcVU=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=I9qs0q+2PtKi8KechD65HfPRbZh9+IWJqxde3IZHGytsoBadKLS6QZeKNbKMSHceyFFN6GW71fmN9yn+C7o5eEFlDoDfC4UzfdGIQ1OTocQVziIbkIlSyotm+086Tnz1tMXF1R8nCpilUlh2+9NZGg3aPWUBDRGQSUiN7s0BlpM= 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=209.85.166.207 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-f207.google.com with SMTP id e9e14a558f8ab-3f340e9b5c5so58143365ab.1 for ; Mon, 01 Sep 2025 00:39:30 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1756712370; x=1757317170; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=7Cb5i58+NzZC4kRXSkAPN+GknIz6siHZM/xyBUa15eg=; b=LaA6+MEbxoP3vK1NwSPeEo7yWVg+Zm0mye7tb4LYoPkzzzcDm8oLJhIoqpSjCyCWYq nXrMy10dKRza44mwyVPkXEDXQzOLBCVt/9D/VjdN8vYUav1tQ6o4C1BRSCc74FPCbHdd rfCHNgBn/UVL0W4qOLREXjLHD9QdHUGNyabHs0He8W7OFArz8KH8XbuRZjHY0pgA2luB Y7JgwzOwYIukkeYNok6202Iqu3KwbJzWqbtXZEjpPx4pUgkK84PiAmS2cyr+OhEU000a 5Y72BtI2HBUTKq5y1CvD4DTBrqTHNjNBL+SrfFk9H5vpahnZwOAcZBo74yWCQAuABLlS i1dA== X-Forwarded-Encrypted: i=1; AJvYcCU1QD2oG5kemxZ+koMB6RWrLYfG7sspl+pgI2g6lw0hY+ba/f6YiBMG6yPNT3Sin5OGhzZe86yfK4P8Eys=@vger.kernel.org X-Gm-Message-State: AOJu0YwsF/Qv32MdU7NKnPBsdKeixg5IXm4NZ6bN2AWnAGhppPFlJBzu E1U7hzaY/D5J9M+yS34aZsR+otoBHGo4PtKAxGuBwN5/vv3sJMf1waMPEYNAgMDKGf6PGjEKRL9 u3/HXApgyfgbWI3W4B29dZnhSKKBJzFzjNINN436yCa0DNVnCFXfYYYkTWXs= X-Google-Smtp-Source: AGHT+IGnwZ7A+54s0AbuKXUkUiusLI4q8Ihz8nytKAlR1VgZCVm4v+B+GP9UQOnsZ556EmINXg3OiivQGOjZ2U+9OYKFT163AB/1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:3e02:b0:3e9:eec4:9af1 with SMTP id e9e14a558f8ab-3f4026c3079mr120619585ab.31.1756712369985; Mon, 01 Sep 2025 00:39:29 -0700 (PDT) Date: Mon, 01 Sep 2025 00:39:29 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68b54db1.a70a0220.1c57d1.0545.GAE@google.com> Subject: [syzbot] [wpan?] WARNING: ODEBUG bug in hwsim_update_pib From: syzbot To: alex.aring@gmail.com, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, miquel.raynal@bootlin.com, netdev@vger.kernel.org, pabeni@redhat.com, stefan@datenfreihafen.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: bd2902e0bcac Merge branch 'locking-fixes-for-fbnic-driver' git tree: net console output: https://syzkaller.appspot.com/x/log.txt?x=117a1fbc580000 kernel config: https://syzkaller.appspot.com/x/.config?x=292f3bc9f654adeb dashboard link: https://syzkaller.appspot.com/bug?extid=7932fb418f81bda3ad79 compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/866cb9f09108/disk-bd2902e0.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/05ea2ff5b4f0/vmlinux-bd2902e0.xz kernel image: https://storage.googleapis.com/syzbot-assets/6b499ed83474/bzImage-bd2902e0.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+7932fb418f81bda3ad79@syzkaller.appspotmail.com bond2: left promiscuous mode 8021q: adding VLAN 0 to HW filter on device bond2 8021q: adding VLAN 0 to HW filter on device bond3 8021q: adding VLAN 0 to HW filter on device bond4 ------------[ cut here ]------------ ODEBUG: activate active (active state 1) object: ffff8880294fa980 object type: rcu_head hint: 0x0 WARNING: CPU: 1 PID: 13092 at lib/debugobjects.c:615 debug_print_object+0x16b/0x1e0 lib/debugobjects.c:612 Modules linked in: CPU: 1 UID: 0 PID: 13092 Comm: syz.2.2163 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:debug_print_object+0x16b/0x1e0 lib/debugobjects.c:612 Code: 4c 89 ff e8 97 e8 52 fd 4d 8b 0f 48 c7 c7 20 40 e3 8b 48 8b 34 24 4c 89 ea 89 e9 4d 89 f0 41 54 e8 2a 1e b3 fc 48 83 c4 08 90 <0f> 0b 90 90 ff 05 67 8a d3 0a 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 RSP: 0018:ffffc9000e17e5f0 EFLAGS: 00010296 RAX: cf70889cbb35c600 RBX: dffffc0000000000 RCX: 0000000000080000 RDX: ffffc9000c66a000 RSI: 000000000007ffff RDI: 0000000000080000 RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff1bfa1ec R12: 0000000000000000 R13: ffffffff8be341a0 R14: ffff8880294fa980 R15: ffffffff8b8bd3a0 FS: 00007fa46bd396c0(0000) GS:ffff888125d1b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f25865f1f98 CR3: 0000000075ad6000 CR4: 00000000003526f0 Call Trace: debug_object_activate+0x26a/0x420 lib/debugobjects.c:842 debug_rcu_head_queue kernel/rcu/rcu.h:236 [inline] kvfree_call_rcu+0x4f/0x410 mm/slab_common.c:1953 hwsim_update_pib+0x2d2/0x450 drivers/net/ieee802154/mac802154_hwsim.c:116 hwsim_set_promiscuous_mode+0x196/0x2e0 drivers/net/ieee802154/mac802154_hwsim.c:323 drv_set_promiscuous_mode+0x16a/0x2f0 net/mac802154/driver-ops.h:127 drv_start net/mac802154/driver-ops.h:195 [inline] mac802154_slave_open net/mac802154/iface.c:196 [inline] mac802154_wpan_open+0x17e7/0x2a40 net/mac802154/iface.c:295 __dev_open+0x470/0x880 net/core/dev.c:1682 __dev_change_flags+0x1ea/0x6d0 net/core/dev.c:9549 netif_change_flags+0x88/0x1a0 net/core/dev.c:9612 do_setlink+0xc55/0x41c0 net/core/rtnetlink.c:3143 rtnl_group_changelink net/core/rtnetlink.c:3775 [inline] __rtnl_newlink net/core/rtnetlink.c:3929 [inline] rtnl_newlink+0x149f/0x1c70 net/core/rtnetlink.c:4057 rtnetlink_rcv_msg+0x7cc/0xb70 net/core/rtnetlink.c:6946 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2552 netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline] netlink_unicast+0x82c/0x9e0 net/netlink/af_netlink.c:1346 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1896 sock_sendmsg_nosec net/socket.c:714 [inline] __sock_sendmsg+0x21c/0x270 net/socket.c:729 ____sys_sendmsg+0x505/0x830 net/socket.c:2614 ___sys_sendmsg+0x21f/0x2a0 net/socket.c:2668 __sys_sendmsg net/socket.c:2700 [inline] __do_sys_sendmsg net/socket.c:2705 [inline] __se_sys_sendmsg net/socket.c:2703 [inline] __x64_sys_sendmsg+0x19b/0x260 net/socket.c:2703 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: 0033:0x7fa46af8ebe9 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:00007fa46bd39038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fa46b1b5fa0 RCX: 00007fa46af8ebe9 RDX: 0000000000000000 RSI: 0000200000000000 RDI: 0000000000000006 RBP: 00007fa46b011e19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fa46b1b6038 R14: 00007fa46b1b5fa0 R15: 00007ffcd9bf4da8 --- 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