From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 44D09C433EF for ; Fri, 18 Mar 2022 23:36:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241532AbiCRXhk (ORCPT ); Fri, 18 Mar 2022 19:37:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36482 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241527AbiCRXhj (ORCPT ); Fri, 18 Mar 2022 19:37:39 -0400 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 61A4A30CA8A for ; Fri, 18 Mar 2022 16:36:20 -0700 (PDT) Received: by mail-io1-f72.google.com with SMTP id k10-20020a5d91ca000000b006414a00b160so5945291ior.18 for ; Fri, 18 Mar 2022 16:36:20 -0700 (PDT) X-Google-DKIM-Signature: v=1; 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charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: e89600ebeeb1 af_vsock: SOCK_SEQPACKET broken buffer test git tree: net-next console output: https://syzkaller.appspot.com/x/log.txt?x=134d43d5700000 kernel config: https://syzkaller.appspot.com/x/.config?x=ef691629edb94d6a dashboard link: https://syzkaller.appspot.com/bug?extid=fb57d2a7c4678481a495 compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+fb57d2a7c4678481a495@syzkaller.appspotmail.com ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1133 at net/core/dev.c:4268 ____napi_schedule net/core/dev.c:4268 [inline] WARNING: CPU: 0 PID: 1133 at net/core/dev.c:4268 __napi_schedule+0xe2/0x440 net/core/dev.c:5878 Modules linked in: CPU: 0 PID: 1133 Comm: kworker/0:3 Not tainted 5.17.0-rc8-syzkaller-02525-ge89600ebeeb1 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: wg-crypt-wg0 wg_packet_decrypt_worker RIP: 0010:____napi_schedule net/core/dev.c:4268 [inline] RIP: 0010:__napi_schedule+0xe2/0x440 net/core/dev.c:5878 Code: 74 4a e8 31 16 47 fa 31 ff 65 44 8b 25 47 c5 d0 78 41 81 e4 00 ff 0f 00 44 89 e6 e8 98 19 47 fa 45 85 e4 75 07 e8 0e 16 47 fa <0f> 0b e8 07 16 47 fa 65 44 8b 25 5f cf d0 78 31 ff 44 89 e6 e8 75 RSP: 0018:ffffc900057d7c88 EFLAGS: 00010093 RAX: 0000000000000000 RBX: ffff88801e680748 RCX: 0000000000000000 RDX: ffff88801ccb0000 RSI: ffffffff8731aa92 RDI: 0000000000000003 RBP: 0000000000000200 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff8731aa88 R11: 0000000000000000 R12: 0000000000000000 R13: ffff8880b9c00000 R14: 000000000003adc0 R15: ffff88801e118ec0 FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fdaa5c65300 CR3: 0000000070af4000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: napi_schedule include/linux/netdevice.h:465 [inline] wg_queue_enqueue_per_peer_rx drivers/net/wireguard/queueing.h:204 [inline] wg_packet_decrypt_worker+0x408/0x5d0 drivers/net/wireguard/receive.c:510 process_one_work+0x9ac/0x1650 kernel/workqueue.c:2307 worker_thread+0x657/0x1110 kernel/workqueue.c:2454 kthread+0x2e9/0x3a0 kernel/kthread.c:377 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 --- 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.