general protection fault, probably for non-canonical address 0xfbd59c0000000058: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0xdead0000000002c0-0xdead0000000002c7] CPU: 0 PID: 20072 Comm: syz-executor.2 Not tainted 5.11.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:nf_tables_dump_tables+0x204/0x6d0 net/netfilter/nf_tables_api.c:766 Code: 24 18 48 c1 e8 03 48 01 e8 48 89 44 24 20 4c 89 f8 4d 89 f7 49 89 c6 45 85 e4 74 3a 48 8d bb c4 01 00 00 48 89 f8 48 c1 e8 03 <0f> b6 14 28 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 4f RSP: 0018:ffffc90003227298 EFLAGS: 00010a03 RAX: 1bd5a00000000058 RBX: dead000000000100 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffff88802ed8f584 RDI: dead0000000002c4 RBP: dffffc0000000000 R08: 0000000000000000 R09: ffff8880281ec043 R10: ffffed100503d808 R11: dffffc0000000000 R12: 0000000000000002 R13: 0000000000000001 R14: ffff88802ed8f540 R15: ffff88801eab1dc0 FS: 00007f894f0f2700(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4c2afa0de4 CR3: 000000003ea01000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: netlink_dump+0x41e/0xaa0 net/netlink/af_netlink.c:2276 __netlink_dump_start+0x570/0x810 net/netlink/af_netlink.c:2381 netlink_dump_start include/linux/netlink.h:262 [inline] nft_netlink_dump_start_rcu+0x61/0x120 net/netfilter/nf_tables_api.c:803 nf_tables_gettable+0x2c5/0x430 net/netfilter/nf_tables_api.c:829 nfnetlink_rcv_msg+0x424/0xc90 net/netfilter/nfnetlink.c:241 netlink_rcv_skb+0x118/0x370 net/netlink/af_netlink.c:2502 nfnetlink_rcv+0x143/0x340 net/netfilter/nfnetlink.c:600 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x42e/0x700 net/netlink/af_netlink.c:1338 netlink_sendmsg+0x70e/0xbe0 net/netlink/af_netlink.c:1927 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xab/0xe0 net/socket.c:672 ____sys_sendmsg+0x5bf/0x7a0 net/socket.c:2345 ___sys_sendmsg+0xd3/0x150 net/socket.c:2399 __sys_sendmsg+0xb2/0x140 net/socket.c:2432 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f894f97b709 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f894f0f2188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f894fa7ff60 RCX: 00007f894f97b709 RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000000000004 RBP: 00007f894f9d5cb4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdf4f08baf R14: 00007f894f0f2300 R15: 0000000000022000 Modules linked in: ---[ end trace 1710f149f8d69378 ]--- RIP: 0010:nf_tables_dump_tables+0x204/0x6d0 net/netfilter/nf_tables_api.c:766 Code: 24 18 48 c1 e8 03 48 01 e8 48 89 44 24 20 4c 89 f8 4d 89 f7 49 89 c6 45 85 e4 74 3a 48 8d bb c4 01 00 00 48 89 f8 48 c1 e8 03 <0f> b6 14 28 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 4f RSP: 0018:ffffc90003227298 EFLAGS: 00010a03 RAX: 1bd5a00000000058 RBX: dead000000000100 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffff88802ed8f584 RDI: dead0000000002c4 RBP: dffffc0000000000 R08: 0000000000000000 R09: ffff8880281ec043 R10: ffffed100503d808 R11: dffffc0000000000 R12: 0000000000000002 R13: 0000000000000001 R14: ffff88802ed8f540 R15: ffff88801eab1dc0 FS: 00007f894f0f2700(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc2241ed000 CR3: 000000003ea01000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 24 18 and $0x18,%al 2: 48 c1 e8 03 shr $0x3,%rax 6: 48 01 e8 add %rbp,%rax 9: 48 89 44 24 20 mov %rax,0x20(%rsp) e: 4c 89 f8 mov %r15,%rax 11: 4d 89 f7 mov %r14,%r15 14: 49 89 c6 mov %rax,%r14 17: 45 85 e4 test %r12d,%r12d 1a: 74 3a je 0x56 1c: 48 8d bb c4 01 00 00 lea 0x1c4(%rbx),%rdi 23: 48 89 f8 mov %rdi,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 0f b6 14 28 movzbl (%rax,%rbp,1),%edx <-- trapping instruction 2e: 48 89 f8 mov %rdi,%rax 31: 83 e0 07 and $0x7,%eax 34: 83 c0 01 add $0x1,%eax 37: 38 d0 cmp %dl,%al 39: 7c 08 jl 0x43 3b: 84 d2 test %dl,%dl 3d: 0f .byte 0xf 3e: 85 .byte 0x85 3f: 4f rex.WRXB