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 18762C433FE for ; Mon, 24 Oct 2022 02:37:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230049AbiJXCho (ORCPT ); Sun, 23 Oct 2022 22:37:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50114 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229950AbiJXChn (ORCPT ); Sun, 23 Oct 2022 22:37:43 -0400 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C65C25AC7C for ; Sun, 23 Oct 2022 19:37:42 -0700 (PDT) Received: by mail-io1-f69.google.com with SMTP id y4-20020a5e9204000000b006bbffbc3d27so5662751iop.5 for ; Sun, 23 Oct 2022 19:37:42 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=pqgGKbSzRPOzqoqehlsfIN/1b+HXHoMpPvWZDhsF9YU=; b=XTg01Vra9LwQG9I+tdu8h3mZSqnP29VoFMtJ4XmcyivrZeQ026WvHXlY2Eumnc+1BK V0mEglUUK2sGX/tZ38yyWsnvAKtxZKKW35QTHfhn4YTxjegbNvURA1tt2jK9mpmFp51k bZS4esAmVe+baH1BAN+yPQrr//9wl3zLlv2Ldrcv7KjZ2lSxOmj5YGHvCRVJ3gOnmjA0 SpyV8ystW53LXXhldJygyrP/QXe+5IkjmlyvTdIS04jX3y3bXVxuNvWDGgGXOSG4Vq9o vUwAL7LXY0Q3x8C3S8iEMBvR8AZUX0dZIXHcxDlArNAIucjLyUkxyPJHu0J0bScgNOWp /tGg== X-Gm-Message-State: ACrzQf0Q0It7EI+9+RUhvKR6pFw/SQQyn/hSfJGtqt8o76gVSEJMSX7t I4M9AWCHujmXrANjTwZ37BybQiHRykHst2989vdoY61Bruue X-Google-Smtp-Source: AMsMyM6WfW9QTf3LuJOw94Rw2zwOVYQH/HlU3ooWOnq7esII8NVov5/RVtdUgBUOP0Gzcg9sIouf0RLi9te40sWF1roACgmWqB4D MIME-Version: 1.0 X-Received: by 2002:a05:6638:4782:b0:363:c5a0:2aec with SMTP id cq2-20020a056638478200b00363c5a02aecmr20797316jab.242.1666579062166; Sun, 23 Oct 2022 19:37:42 -0700 (PDT) Date: Sun, 23 Oct 2022 19:37:42 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000fd9a4005ebbeac67@google.com> Subject: [syzbot] kernel BUG in warn_crc32c_csum_combine From: syzbot To: davem@davemloft.net, edumazet@google.com, herbert@gondor.apana.org.au, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, steffen.klassert@secunet.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 4d48f589d294 Add linux-next specific files for 20221021 git tree: linux-next console+strace: https://syzkaller.appspot.com/x/log.txt?x=1224e236880000 kernel config: https://syzkaller.appspot.com/x/.config?x=2c4b7d600a5739a6 dashboard link: https://syzkaller.appspot.com/bug?extid=1e9af9185d8850e2c2fa compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16f390f2880000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=171f9c8c880000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/0c86bd0b39a0/disk-4d48f589.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/074059d37f1f/vmlinux-4d48f589.xz mounted in repro: https://storage.googleapis.com/syzbot-assets/4a30bce99f60/mount_1.gz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+1e9af9185d8850e2c2fa@syzkaller.appspotmail.com ------------[ cut here ]------------ kernel BUG at net/core/skbuff.c:120! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 3637 Comm: syz-executor164 Not tainted 6.1.0-rc1-next-20221021-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 RIP: 0010:skb_push.cold-0x2/0x24 Code: f8 4c 8b 4c 24 10 8b 4b 70 41 56 45 89 e8 4c 89 e2 41 57 48 89 ee 48 c7 c7 80 69 d4 8a ff 74 24 10 ff 74 24 20 e8 b2 77 c1 ff <0f> 0b e8 d4 d0 f1 f7 4c 8b 64 24 18 e8 ba 52 3e f8 48 c7 c1 e0 76 RSP: 0018:ffffc90003e7ee70 EFLAGS: 00010286 RAX: 0000000000000086 RBX: ffff888079c00280 RCX: 0000000000000000 RDX: ffff888020a3ba80 RSI: ffffffff81621a58 RDI: fffff520007cfdc0 RBP: ffffffff8ad47720 R08: 0000000000000086 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000075626b73 R12: ffffffff883cc6c6 R13: 0000000000000048 R14: ffffffff8ad46940 R15: 00000000000000c0 FS: 00007f2b0a939700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9f0b184060 CR3: 00000000755db000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: skb_over_panic net/core/skbuff.c:125 [inline] warn_crc32c_csum_combine.cold+0x0/0x1d net/core/skbuff.c:2152 dump_esp_combs net/key/af_key.c:3009 [inline] pfkey_send_acquire+0x1856/0x2520 net/key/af_key.c:3230 km_query+0xac/0x220 net/xfrm/xfrm_state.c:2248 xfrm_state_find+0x2bfe/0x4f10 net/xfrm/xfrm_state.c:1165 xfrm_tmpl_resolve_one net/xfrm/xfrm_policy.c:2392 [inline] xfrm_tmpl_resolve+0x2f3/0xd40 net/xfrm/xfrm_policy.c:2437 xfrm_resolve_and_create_bundle+0x123/0x2580 net/xfrm/xfrm_policy.c:2730 xfrm_lookup_with_ifid+0x229/0x20f0 net/xfrm/xfrm_policy.c:3064 xfrm_lookup net/xfrm/xfrm_policy.c:3193 [inline] xfrm_lookup_route+0x36/0x1e0 net/xfrm/xfrm_policy.c:3204 ip_route_output_flow+0x114/0x150 net/ipv4/route.c:2880 udp_sendmsg+0x1963/0x2740 net/ipv4/udp.c:1224 inet_sendmsg+0x99/0xe0 net/ipv4/af_inet.c:825 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:734 ____sys_sendmsg+0x334/0x8c0 net/socket.c:2482 ___sys_sendmsg+0x110/0x1b0 net/socket.c:2536 __sys_sendmmsg+0x18b/0x460 net/socket.c:2622 __do_sys_sendmmsg net/socket.c:2651 [inline] __se_sys_sendmmsg net/socket.c:2648 [inline] __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2648 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f2b0a9adf89 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f2b0a9392f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007f2b0aa334d0 RCX: 00007f2b0a9adf89 RDX: 000000000800001d RSI: 0000000020007fc0 RDI: 0000000000000003 RBP: 00007f2b0aa002b8 R08: 0000000000000000 R09: 0000000000000000 R10: 000000a742250118 R11: 0000000000000246 R12: 00007f2b0aa000b8 R13: 00007f2b0aa001b8 R14: 0100000000000000 R15: 00007f2b0aa334d8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:skb_push.cold-0x2/0x24 Code: f8 4c 8b 4c 24 10 8b 4b 70 41 56 45 89 e8 4c 89 e2 41 57 48 89 ee 48 c7 c7 80 69 d4 8a ff 74 24 10 ff 74 24 20 e8 b2 77 c1 ff <0f> 0b e8 d4 d0 f1 f7 4c 8b 64 24 18 e8 ba 52 3e f8 48 c7 c1 e0 76 RSP: 0018:ffffc90003e7ee70 EFLAGS: 00010286 RAX: 0000000000000086 RBX: ffff888079c00280 RCX: 0000000000000000 RDX: ffff888020a3ba80 RSI: ffffffff81621a58 RDI: fffff520007cfdc0 RBP: ffffffff8ad47720 R08: 0000000000000086 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000075626b73 R12: ffffffff883cc6c6 R13: 0000000000000048 R14: ffffffff8ad46940 R15: 00000000000000c0 FS: 00007f2b0a939700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fcc1415d300 CR3: 00000000755db000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 --- 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. syzbot can test patches for this issue, for details see: https://goo.gl/tpsmEJ#testing-patches