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AJvYcCV31Ia5bVDSg/X24ySQL3TsMuUYvxwnNt9aftYrAnADg2yM094TZ5dSRDJmFtjRmwEiqYC4yLs=@vger.kernel.org X-Gm-Message-State: AOJu0YyM10dYcz1VgFk5NmLa6MinRfuDh5alp29IPhcLdcIkLEXfujL5 rHp51mdvTAsCsWSb/a7kql+e3jQWOIuwQyrRP3jCZVWFQsiVD8yQybk+aW/04d/+EmPNpi77/LL x0GK917jpEC8zouhQBbrn2lCQM+Ig7QpmTfS9FfCge+hsbKurLg1ew9w= X-Google-Smtp-Source: AGHT+IHhDLkTrVT18M9FC5IesYfllKbhptcngWt2H3ROIa8ndTrDYfl9yr8GeXAqbjxFAWY69hQMzxSX75OLnXOZqhgTI56Q0LwK Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1:b0:3a2:6cd7:3250 with SMTP id e9e14a558f8ab-3a6f19c1b01mr218864055ab.10.1731492204891; Wed, 13 Nov 2024 02:03:24 -0800 (PST) Date: Wed, 13 Nov 2024 02:03:24 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6734796c.050a0220.2a2fcc.0007.GAE@google.com> Subject: [syzbot] [net?] WARNING in netlink_ack_tlv_fill From: syzbot To: davem@davemloft.net, edumazet@google.com, horms@kernel.org, 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" Hello, syzbot found the following issue on: HEAD commit: 4861333b4217 bonding: add ESP offload features when slaves.. git tree: net-next console+strace: https://syzkaller.appspot.com/x/log.txt?x=10f26ea7980000 kernel config: https://syzkaller.appspot.com/x/.config?x=ea5200d154f868aa dashboard link: https://syzkaller.appspot.com/bug?extid=d4373fa8042c06cefa84 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17d19e30580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1733c35f980000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/4263c9834cd5/disk-4861333b.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/14c4f9ec4615/vmlinux-4861333b.xz kernel image: https://storage.googleapis.com/syzbot-assets/6cc8fe1b802d/bzImage-4861333b.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+d4373fa8042c06cefa84@syzkaller.appspotmail.com ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5845 at net/netlink/af_netlink.c:2210 netlink_ack_tlv_fill+0x1a8/0x560 net/netlink/af_netlink.c:2209 Modules linked in: CPU: 1 UID: 0 PID: 5845 Comm: syz-executor685 Not tainted 6.12.0-rc6-syzkaller-01230-g4861333b4217 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 RIP: 0010:netlink_ack_tlv_fill+0x1a8/0x560 net/netlink/af_netlink.c:2209 Code: 00 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 0d 48 89 df e8 db b3 2a f8 48 8b 4c 24 10 4c 8b 3b 4d 39 fd 73 2c e8 c9 ed c0 f7 90 <0f> 0b 90 49 bf 00 00 00 00 00 fc ff df e9 9f 00 00 00 e8 b1 ed c0 RSP: 0018:ffffc90003b47780 EFLAGS: 00010293 RAX: ffffffff89d3ec97 RBX: ffff88807d437718 RCX: ffff888030185a00 RDX: 0000000000000000 RSI: 00000000ffffffde RDI: 0000000000000000 RBP: ffffc90003b47850 R08: ffffffff89d3ec3c R09: 0000000000000074 R10: 6f702064656c6961 R11: 6620657475626972 R12: 1ffff92000768ef4 R13: ffff88803169461c R14: ffffc90003b479c0 R15: ffff888031694620 FS: 0000555569f6a380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000066abb0 CR3: 0000000079386000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: netlink_dump_done+0x513/0x970 net/netlink/af_netlink.c:2250 netlink_dump+0x91f/0xe10 net/netlink/af_netlink.c:2351 netlink_recvmsg+0x6bb/0x11d0 net/netlink/af_netlink.c:1983 sock_recvmsg_nosec net/socket.c:1051 [inline] sock_recvmsg+0x22f/0x280 net/socket.c:1073 __sys_recvfrom+0x246/0x3d0 net/socket.c:2267 __do_sys_recvfrom net/socket.c:2285 [inline] __se_sys_recvfrom net/socket.c:2281 [inline] __x64_sys_recvfrom+0xde/0x100 net/socket.c:2281 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff37dd17a79 Code: ff e8 cb 01 00 00 66 2e 0f 1f 84 00 00 00 00 00 90 80 3d 11 66 07 00 00 41 89 ca 74 1c 45 31 c9 45 31 c0 b8 2d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 67 c3 66 0f 1f 44 00 00 55 48 83 ec 20 48 89 RSP: 002b:00007ffda0631f18 EFLAGS: 00000246 ORIG_RAX: 000000000000002d RAX: ffffffffffffffda RBX: 00007ffda0631fa4 RCX: 00007ff37dd17a79 RDX: 0000000000001000 RSI: 00007ffda0631f90 RDI: 0000000000000003 RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffda0631f90 R13: 00007ffda0633178 R14: 0000000000000001 R15: 0000000000000001 --- 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 syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing. 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