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 D1395C2BB41 for ; Tue, 16 Aug 2022 09:48:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233891AbiHPJsd (ORCPT ); Tue, 16 Aug 2022 05:48:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35302 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233885AbiHPJsG (ORCPT ); Tue, 16 Aug 2022 05:48:06 -0400 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2D7A4DB7D1 for ; Tue, 16 Aug 2022 01:41:35 -0700 (PDT) Received: by mail-il1-f199.google.com with SMTP id d6-20020a056e020c0600b002deca741bc2so6672858ile.18 for ; Tue, 16 Aug 2022 01:41:35 -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; bh=QoJU5GGMy8v8yEZNFxM99bTCjQW1eFlhk+iiG3fJdLI=; b=pLUvQG7RaBg4kku0X9elKN60FPwM2vCAOfIvXfqKLBR3eD3j08jpaAJYwIRA8bcx1Q 5NiOV7e/WPytOdZuWhhY99a8b8fFxh5ApBDuyG8KIPjdsR0BuwEaPVzew2EwB5FFSdQg j0tqKfs1trke7OO5jIKQhYBSrUqwDPxJXx4eusRGGtjO9re2ArU6EFibUYDcaTrotQxF MRpxsdjpTqQONJXp7v/aZQrZHPDU2+gzIezb7qdVTCLjjshZbSpB1iiTJT7PwQoKYH0w Oy0FfDcsMJcJsKJ17GaLPNT2+5n6VwFpT3TdCXN6SpmMls+7wvLoj72Ejl7uYA+2Qohg +ShQ== X-Gm-Message-State: ACgBeo364/QHnVCIODhWFrVZ6hjbOeA8fBnnLO6fAeuY0w8qPurQHLEg KCOZfVEc2KB9oTUiNelWyGX1dlkAM5l7EMvx4pAu9Ks+nJyy X-Google-Smtp-Source: AA6agR72pfTFc5Nk70AuqknQizPu6jLKL7iJFFPqgDk7a5kQ7izKd/NlV+VSVv6WZrRf/Lm1ZySMpdIMRZk6PsLGPasFpCgAOzQH MIME-Version: 1.0 X-Received: by 2002:a05:6e02:2145:b0:2e4:b2f3:d6fb with SMTP id d5-20020a056e02214500b002e4b2f3d6fbmr7270506ilv.163.1660639294552; Tue, 16 Aug 2022 01:41:34 -0700 (PDT) Date: Tue, 16 Aug 2022 01:41:34 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000040801b05e657b77f@google.com> Subject: [syzbot] upstream boot error: BUG: unable to handle kernel paging request in __rhashtable_lookup From: syzbot To: bpf@vger.kernel.org, davem@davemloft.net, edumazet@google.com, fw@strlen.de, harshit.m.mogalapalli@oracle.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.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: 4a9350597aff Merge tag 'sound-fix-6.0-rc1' of git://git.ke.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=16259e35080000 kernel config: https://syzkaller.appspot.com/x/.config?x=5d647c9572405910 dashboard link: https://syzkaller.appspot.com/bug?extid=6fccf62d7c237e1b4c85 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+6fccf62d7c237e1b4c85@syzkaller.appspotmail.com 8021q: adding VLAN 0 to HW filter on device bond0 eql: remember to turn off Van-Jacobson compression on your slave devices BUG: unable to handle page fault for address: ffffdbffffffffc8 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 11825067 P4D 11825067 PUD 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 3187 Comm: dhcpcd Not tainted 5.19.0-syzkaller-14090-g4a9350597aff #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 RIP: 0010:netlink_compare net/netlink/af_netlink.c:500 [inline] RIP: 0010:__rhashtable_lookup.constprop.0+0x2ae/0x5e0 include/linux/rhashtable.h:601 Code: 01 44 89 e6 e8 83 19 e8 f9 45 84 e4 0f 85 8f 01 00 00 e8 f5 1c e8 f9 4d 8d 24 1f 49 8d bc 24 00 05 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 30 84 c0 74 08 3c 03 0f 8e 9c 02 00 00 45 8b ac 24 00 RSP: 0018:ffffc9000351f818 EFLAGS: 00010a02 RAX: 1fffdfffffffffc8 RBX: fffffffffffff940 RCX: 0000000000000000 RDX: ffff88807cc7c140 RSI: ffffffff879318cb RDI: fffefffffffffe40 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: fffefffffffff940 R13: ffffffff9152ccc0 R14: dffffc0000000000 R15: ffff000000000000 FS: 00007fbe244b5740(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffdbffffffffc8 CR3: 0000000021e67000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rhashtable_lookup include/linux/rhashtable.h:638 [inline] rhashtable_lookup_fast include/linux/rhashtable.h:664 [inline] __netlink_lookup net/netlink/af_netlink.c:518 [inline] netlink_lookup+0x130/0x470 net/netlink/af_netlink.c:538 netlink_getsockbyportid net/netlink/af_netlink.c:1154 [inline] netlink_unicast+0x244/0x7f0 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x917/0xe10 net/netlink/af_netlink.c:1921 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:734 ____sys_sendmsg+0x6eb/0x810 net/socket.c:2482 ___sys_sendmsg+0x110/0x1b0 net/socket.c:2536 __sys_sendmsg+0xf3/0x1c0 net/socket.c:2565 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: 0033:0x7fbe245ad163 Code: 64 89 02 48 c7 c0 ff ff ff ff eb b7 66 2e 0f 1f 84 00 00 00 00 00 90 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 89 54 24 1c 48 RSP: 002b:00007ffd4a7738f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fbe244b56c8 RCX: 00007fbe245ad163 RDX: 0000000000000000 RSI: 00007ffd4a787aa8 RDI: 0000000000000005 RBP: 0000000000000005 R08: 0000000000000000 R09: 00007ffd4a787aa8 R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff R13: 00007ffd4a787aa8 R14: 0000000000000030 R15: 0000000000000001 Modules linked in: CR2: ffffdbffffffffc8 ---[ end trace 0000000000000000 ]--- RIP: 0010:netlink_compare net/netlink/af_netlink.c:500 [inline] RIP: 0010:__rhashtable_lookup.constprop.0+0x2ae/0x5e0 include/linux/rhashtable.h:601 Code: 01 44 89 e6 e8 83 19 e8 f9 45 84 e4 0f 85 8f 01 00 00 e8 f5 1c e8 f9 4d 8d 24 1f 49 8d bc 24 00 05 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 30 84 c0 74 08 3c 03 0f 8e 9c 02 00 00 45 8b ac 24 00 RSP: 0018:ffffc9000351f818 EFLAGS: 00010a02 RAX: 1fffdfffffffffc8 RBX: fffffffffffff940 RCX: 0000000000000000 RDX: ffff88807cc7c140 RSI: ffffffff879318cb RDI: fffefffffffffe40 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: fffefffffffff940 R13: ffffffff9152ccc0 R14: dffffc0000000000 R15: ffff000000000000 FS: 00007fbe244b5740(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffdbffffffffc8 CR3: 0000000021e67000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 01 44 89 e6 add %eax,-0x1a(%rcx,%rcx,4) 4: e8 83 19 e8 f9 callq 0xf9e8198c 9: 45 84 e4 test %r12b,%r12b c: 0f 85 8f 01 00 00 jne 0x1a1 12: e8 f5 1c e8 f9 callq 0xf9e81d0c 17: 4d 8d 24 1f lea (%r15,%rbx,1),%r12 1b: 49 8d bc 24 00 05 00 lea 0x500(%r12),%rdi 22: 00 23: 48 89 f8 mov %rdi,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 0f b6 04 30 movzbl (%rax,%r14,1),%eax <-- trapping instruction 2f: 84 c0 test %al,%al 31: 74 08 je 0x3b 33: 3c 03 cmp $0x3,%al 35: 0f 8e 9c 02 00 00 jle 0x2d7 3b: 45 rex.RB 3c: 8b .byte 0x8b 3d: ac lods %ds:(%rsi),%al 3e: 24 00 and $0x0,%al --- This report is generated by a bot. 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