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Fri, 19 Feb 2021 23:05:22 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=yBvR6QhWGmgWa6u0J4gSpumL12+o1rDkset8CbmpFLE=; b=NMdTvcCSTsXg72pWRllVO34FOW4T52oOtS3tMRyK+uhRHMehIPIy4+3m7EnXeOU9VL 74kaZOVnxkTKOpw2tZBs1vbt1SowY0m1IRDdx3+b+BDk40VU/i4D8Hwnm8eYHPEucbRQ Bx1IhN/f5TTSoVipF6aGC/OEzc+asNsWwCTUQIDdJn3+Zx2ieg0Jrxe8n4PQcKKYKMa1 S6bSkUKZhS8VhgFf65FU7L6YCcBKWduhSC9ckdN5PoBS1pjniiE8vMXSEBwH9UJ4C6pc n//5S0YVrQw+23wAoetqes29dkHKXNAlNciGZ9zvhI2vI1Ii2VwfhpE1aGfA94DvcSDi 1/Xg== X-Gm-Message-State: AOAM533F/Rd+hCXp59kz+oPd1DRW0WF5Y5SYhkZUlvBGPdBy47y/3ANE I//OkUd9ROAuGFlOGLUw8lijVpjr1DeTeW/cvvHRAl9upPJw X-Google-Smtp-Source: ABdhPJybJnMZCn/LeCBjhTJlQbnaaEUk+y67n2RpMTcuWILBwRAH3DvYSKAqvmE49rSvTP7t+sIDwIGKokSoWbAzoHVZ9ucs5z73 MIME-Version: 1.0 X-Received: by 2002:a6b:f317:: with SMTP id m23mr7548478ioh.67.1613804721960; Fri, 19 Feb 2021 23:05:21 -0800 (PST) Date: Fri, 19 Feb 2021 23:05:21 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000307cc205bbbf31d3@google.com> Subject: WARNING in netlbl_cipsov4_add From: syzbot To: akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: DD52C90009EE X-Stat-Signature: 5hrk9bpfxtxya6wr9y3tco7n8h4q79p9 Received-SPF: none (m3kw2wvrgufz5godrsrytgd7.apphosting.bounces.google.com>: No applicable sender policy available) receiver=imf19; identity=mailfrom; envelope-from="<3sbQwYAkbAOQYefQGRRKXGVVOJ.MUUMRKaYKXIUTZKTZ.IUS@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com>"; helo=mail-il1-f200.google.com; client-ip=209.85.166.200 X-HE-DKIM-Result: none/none X-HE-Tag: 1613804719-942812 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hello, syzbot found the following issue on: HEAD commit: 4773acf3 b43: N-PHY: Fix the update of coef for the PHY re.. git tree: net console output: https://syzkaller.appspot.com/x/log.txt?x=13290cb0d00000 kernel config: https://syzkaller.appspot.com/x/.config?x=8cb23303ddb9411f dashboard link: https://syzkaller.appspot.com/bug?extid=cdd51ee2e6b0b2e18c0d syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1267953cd00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10d98524d00000 Bisection is inconclusive: the issue happens on the oldest tested release. bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1127cc82d00000 final oops: https://syzkaller.appspot.com/x/report.txt?x=1327cc82d00000 console output: https://syzkaller.appspot.com/x/log.txt?x=1527cc82d00000 IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+cdd51ee2e6b0b2e18c0d@syzkaller.appspotmail.com ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8425 at mm/page_alloc.c:4979 __alloc_pages_nodemask+0x5f8/0x730 mm/page_alloc.c:5014 Modules linked in: CPU: 0 PID: 8425 Comm: syz-executor629 Not tainted 5.11.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__alloc_pages_nodemask+0x5f8/0x730 mm/page_alloc.c:4979 Code: 00 00 0c 00 0f 85 a7 00 00 00 8b 3c 24 4c 89 f2 44 89 e6 c6 44 24 70 00 48 89 6c 24 58 e8 d0 d7 ff ff 49 89 c5 e9 ea fc ff ff <0f> 0b e9 b5 fd ff ff 89 74 24 14 4c 89 4c 24 08 4c 89 74 24 18 e8 RSP: 0018:ffffc900017ef3e0 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 1ffff920002fde80 RCX: 0000000000000000 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000040dc0 RBP: 0000000000040dc0 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff81b29ac1 R11: 0000000000000000 R12: 0000000000000015 R13: 0000000000000015 R14: 0000000000000000 R15: ffff88801209c980 FS: 0000000001c35300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fbf6f3656c0 CR3: 000000001db9e000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: alloc_pages_current+0x18c/0x2a0 mm/mempolicy.c:2267 alloc_pages include/linux/gfp.h:547 [inline] kmalloc_order+0x32/0xd0 mm/slab_common.c:837 kmalloc_order_trace+0x14/0x130 mm/slab_common.c:853 kmalloc_array include/linux/slab.h:592 [inline] kcalloc include/linux/slab.h:621 [inline] netlbl_cipsov4_add_std net/netlabel/netlabel_cipso_v4.c:188 [inline] netlbl_cipsov4_add+0x5a9/0x23e0 net/netlabel/netlabel_cipso_v4.c:416 genl_family_rcv_msg_doit+0x228/0x320 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x328/0x580 net/netlink/genetlink.c:800 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2494 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1330 netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1919 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:672 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2345 ___sys_sendmsg+0xf3/0x170 net/socket.c:2399 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2432 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x43fcc9 Code: 28 c3 e8 5a 14 00 00 66 2e 0f 1f 84 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffdcdd33c48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00000000004004a0 RCX: 000000000043fcc9 RDX: 0000000000004904 RSI: 0000000020000140 RDI: 0000000000000003 RBP: 0000000000403730 R08: 0000000000000005 R09: 00000000004004a0 R10: 0000000000000003 R11: 0000000000000246 R12: 00000000004037c0 R13: 0000000000000000 R14: 00000000004ad018 R15: 00000000004004a0 --- 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. For information about bisection process see: https://goo.gl/tpsmEJ#bisection syzbot can test patches for this issue, for details see: https://goo.gl/tpsmEJ#testing-patches