From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f207.google.com (mail-oi1-f207.google.com [209.85.167.207]) (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 6664E30FC1A for ; Mon, 29 Jun 2026 09:53:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.207 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782726805; cv=none; b=RAlsDGmgLitMnwhywh6h7+hC4uRdn3gVCxAy3xPe6ho4lSmj4XWNlFwbVpTfh3djj78IJvqzH3/YCA784ofusKJY39Ciyl+z6NIgUs3CuG7GTVTFTLm6UAo5Pcar6riKzitSjsGJq3fSbms7aiYKSrxUXGSnLO4UTPM7dhmiRxQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782726805; c=relaxed/simple; bh=EeAtNXFftreVObAkoFRjv6jWjUd6N8FSqqOBu4hG4BQ=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=Bk9YEWPHc3chf/1TTTKzNFWX4VIz2cCSCp0peGgpYcr6/opuh+05hWsWog74npUx0Y5LQkYzBN5Eg7Zzx0ZnOJWzRGEIFFtPoih0PHb6TlGRp8DjMEO1SSU9xFFn+f140sAEcneXVq2U8wNaVFmStwtHWZ1rknVEe8+4mXGZY0A= 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=209.85.167.207 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-oi1-f207.google.com with SMTP id 5614622812f47-48f680bda84so5037217b6e.1 for ; Mon, 29 Jun 2026 02:53:24 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1782726803; x=1783331603; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=zwymUYCwEopcwvNdbgWdE3V4iVchDza5/5toUHvwG2c=; b=LDGdDbeszmVKLEhv//vBpvLDS/Ck1QqeYX5mEK7pE70b+XNNr+98zrD0piPh3vrUd8 /wQ/4r8NMZXl9lncl6AAjgRw+i7qykZAT1Xh+GRiNJye6IEjnCGR2oMCDEzdAsM6O9ww wymCa8rWnuEuatqEpDLSZDjKvbFxAb8VM1zKNO9GF3w0k9ogCjSIW9qmulVvW6Z7rpjj iTCj0Oa3//ElEJKa7LQLBSYsCU8hNYwYFlLjgQ0gJP1jdRfRmlxkcf6XRW76DXom7Yer 2ctp0EP4QpK3WWKVf8EpxCHGS8xesVMSIxyQ6usctcCMsgJdRTYcGlqsJDRFepU4dKxZ PSrw== X-Forwarded-Encrypted: i=1; AFNElJ/0gyvnqdRJs6oaNoAOaGabxDWpMXHJYa5EDs8F6vNoOktWc8FQHlLO0dhZMYUT7UNpdqQdDAA=@vger.kernel.org X-Gm-Message-State: AOJu0YxCj9yBt72+z6XjMLNgFgTPnL36oXuycAmmnaF0mY5uK/vqMzRf GpID360LXsfEqbGPr6GkBWnsr2mp1HugqsRULjIEpEirSyCCXjKIsyiL0lKONNcSvuQMfVLmdJa DYwqIaGJ0W7vzHn+2FSPA74FOvlr1wdO47Q6O7fquAj5pF+jpKNRsviiE+F8= Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:ec2:b0:491:3ade:8b9e with SMTP id 5614622812f47-4921801d78fmr13471084b6e.36.1782726803455; Mon, 29 Jun 2026 02:53:23 -0700 (PDT) Date: Mon, 29 Jun 2026 02:53:23 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a424093.34acba0d.134e3f.00b1.GAE@google.com> Subject: [syzbot] [wpan?] general protection fault in ieee802154_release_queue From: syzbot To: alex.aring@gmail.com, davem@davemloft.net, edumazet@google.com, horms@kernel.org, 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: b85966adbf5d Merge tag 'net-next-7.2' of git://git.kernel... git tree: net-next console output: https://syzkaller.appspot.com/x/log.txt?x=17ac7046580000 kernel config: https://syzkaller.appspot.com/x/.config?x=9a9f723a32776544 dashboard link: https://syzkaller.appspot.com/bug?extid=36256deb69a588e9290e compiler: Debian clang version 22.1.6 (++20260514074242+fc4aad7b5db3-1~exp1~20260514074407.73), Debian LLD 22.1.6 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/d65306d96573/disk-b85966ad.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/ef43139aab0e/vmlinux-b85966ad.xz kernel image: https://storage.googleapis.com/syzbot-assets/26d4d1ab67c3/bzImage-b85966ad.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+36256deb69a588e9290e@syzkaller.appspotmail.com Oops: general protection fault, probably for non-canonical address 0xfbd59c0000000043: 0000 [#1] SMP KASAN PTI KASAN: maybe wild-memory-access in range [0xdead000000000218-0xdead00000000021f] CPU: 1 UID: 0 PID: 15064 Comm: syz.4.2289 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 RIP: 0010:ieee802154_wake_queue net/mac802154/util.c:34 [inline] RIP: 0010:ieee802154_release_queue+0x1b0/0x380 net/mac802154/util.c:83 Code: 42 80 3c 30 00 74 08 4c 89 e7 e8 8b f4 d0 f6 4d 8b 2c 24 4d 39 e5 0f 84 d6 00 00 00 4d 8d bd 18 01 00 00 4c 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 08 4c 89 ff e8 61 f4 d0 f6 49 8b 2f 48 85 ed 74 RSP: 0018:ffffc90005f3f0d0 EFLAGS: 00010802 RAX: 1bd5a00000000043 RBX: ffff88802a41a760 RCX: 0000000000080000 RDX: ffffc90007f8c000 RSI: 000000000001e208 RDI: 000000000001e209 RBP: ffff88802a43c018 R08: ffffffff903116f7 R09: 1ffffffff20622de R10: dffffc0000000000 R11: fffffbfff20622df R12: ffff88802a41a770 R13: dead000000000100 R14: dffffc0000000000 R15: dead000000000218 FS: 00007f6a783b06c0(0000) GS:ffff88812537c000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8924187cc0 CR3: 00000000a6c7a000 CR4: 00000000003526f0 Call Trace: ieee802154_xmit_complete+0x11d/0x290 net/mac802154/util.c:140 hwsim_hw_xmit+0x1571/0x1620 drivers/net/ieee802154/mac802154_hwsim.c:288 drv_xmit_async net/mac802154/driver-ops.h:16 [inline] ieee802154_tx+0x26d/0x510 net/mac802154/tx.c:89 ieee802154_hot_tx net/mac802154/tx.c:207 [inline] ieee802154_subif_start_xmit+0x110/0x190 net/mac802154/tx.c:239 __netdev_start_xmit include/linux/netdevice.h:5387 [inline] netdev_start_xmit include/linux/netdevice.h:5396 [inline] xmit_one net/core/dev.c:3889 [inline] dev_hard_start_xmit+0x2cd/0x830 net/core/dev.c:3905 sch_direct_xmit+0x257/0x4c0 net/sched/sch_generic.c:372 __dev_xmit_skb net/core/dev.c:4211 [inline] __dev_queue_xmit+0x1754/0x37f0 net/core/dev.c:4833 dev_queue_xmit include/linux/netdevice.h:3436 [inline] dgram_sendmsg+0x709/0xe30 net/ieee802154/socket.c:689 sock_sendmsg_nosec net/socket.c:775 [inline] __sock_sendmsg net/socket.c:790 [inline] ____sys_sendmsg+0x9b9/0xa20 net/socket.c:2684 ___sys_sendmsg+0x2a5/0x360 net/socket.c:2738 __sys_sendmmsg+0x273/0x4d0 net/socket.c:2827 __do_sys_sendmmsg net/socket.c:2854 [inline] __se_sys_sendmmsg net/socket.c:2851 [inline] __x64_sys_sendmmsg+0xa0/0xc0 net/socket.c:2851 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f6a7759ce59 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f6a783b0028 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007f6a77815fa0 RCX: 00007f6a7759ce59 RDX: 0000000004000050 RSI: 00002000000196c0 RDI: 000000000000000d RBP: 00007f6a77632e6f R08: 0000000000000000 R09: 0000000000000000 R10: 000000000400c010 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f6a77816038 R14: 00007f6a77815fa0 R15: 00007ffe3e47cbf8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ieee802154_wake_queue net/mac802154/util.c:34 [inline] RIP: 0010:ieee802154_release_queue+0x1b0/0x380 net/mac802154/util.c:83 Code: 42 80 3c 30 00 74 08 4c 89 e7 e8 8b f4 d0 f6 4d 8b 2c 24 4d 39 e5 0f 84 d6 00 00 00 4d 8d bd 18 01 00 00 4c 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 08 4c 89 ff e8 61 f4 d0 f6 49 8b 2f 48 85 ed 74 RSP: 0018:ffffc90005f3f0d0 EFLAGS: 00010802 RAX: 1bd5a00000000043 RBX: ffff88802a41a760 RCX: 0000000000080000 RDX: ffffc90007f8c000 RSI: 000000000001e208 RDI: 000000000001e209 RBP: ffff88802a43c018 R08: ffffffff903116f7 R09: 1ffffffff20622de R10: dffffc0000000000 R11: fffffbfff20622df R12: ffff88802a41a770 R13: dead000000000100 R14: dffffc0000000000 R15: dead000000000218 FS: 00007f6a783b06c0(0000) GS:ffff88812537c000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8924187cc0 CR3: 00000000a6c7a000 CR4: 00000000003526f0 ---------------- Code disassembly (best guess): 0: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1) 5: 74 08 je 0xf 7: 4c 89 e7 mov %r12,%rdi a: e8 8b f4 d0 f6 call 0xf6d0f49a f: 4d 8b 2c 24 mov (%r12),%r13 13: 4d 39 e5 cmp %r12,%r13 16: 0f 84 d6 00 00 00 je 0xf2 1c: 4d 8d bd 18 01 00 00 lea 0x118(%r13),%r15 23: 4c 89 f8 mov %r15,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1) <-- trapping instruction 2f: 74 08 je 0x39 31: 4c 89 ff mov %r15,%rdi 34: e8 61 f4 d0 f6 call 0xf6d0f49a 39: 49 8b 2f mov (%r15),%rbp 3c: 48 85 ed test %rbp,%rbp 3f: 74 .byte 0x74 --- 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