general protection fault, probably for non-canonical address 0xe3fffa22028a8923: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0x1ffff11014544918-0x1ffff1101454491f] CPU: 0 PID: 26333 Comm: syz-executor.1 Not tainted 5.6.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__list_splice include/linux/list.h:422 [inline] RIP: 0010:list_splice include/linux/list.h:438 [inline] RIP: 0010:nf_flow_table_block_setup net/netfilter/nf_flow_table_offload.c:826 [inline] RIP: 0010:nf_flow_table_offload_setup+0x2cb/0x530 net/netfilter/nf_flow_table_offload.c:883 Code: 90 48 89 f8 48 c1 e8 03 42 80 3c 20 00 74 05 e8 cb 30 fa fa 4c 8b 6d 90 48 89 9d 58 ff ff ff 48 83 c3 08 48 89 d8 48 c1 e8 03 <42> 80 3c 20 00 74 08 48 89 df e8 46 31 fa fa 48 8b 85 60 ff ff ff RSP: 0018:ffffc90000d8f658 EFLAGS: 00010203 RAX: 03fffe22028a8923 RBX: 1ffff1101454491c RCX: 0000000000040000 RDX: ffffc90004fa9000 RSI: 000000000000134b RDI: ffffc90000d8f690 RBP: ffffc90000d8f700 R08: 0000000000000005 R09: ffffffff86ba0874 R10: ffff8880552c20c0 R11: 0000000000000002 R12: dffffc0000000000 R13: ffff88808f7b7048 R14: 1ffff11011ef6e4a R15: ffff88808f7b7250 FS: 00007f5a8d200700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2e222000 CR3: 00000000a31af000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: nft_register_flowtable_net_hooks net/netfilter/nf_tables_api.c:6185 [inline] nf_tables_newflowtable+0x1327/0x1ff0 net/netfilter/nf_tables_api.c:6302 nfnetlink_rcv_batch net/netfilter/nfnetlink.c:433 [inline] nfnetlink_rcv_skb_batch net/netfilter/nfnetlink.c:543 [inline] nfnetlink_rcv+0xeba/0x1e40 net/netfilter/nfnetlink.c:561 netlink_unicast_kernel net/netlink/af_netlink.c:1302 [inline] netlink_unicast+0x766/0x920 net/netlink/af_netlink.c:1328 netlink_sendmsg+0xa2b/0xd40 net/netlink/af_netlink.c:1917 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg net/socket.c:672 [inline] ____sys_sendmsg+0x4f7/0x7f0 net/socket.c:2343 ___sys_sendmsg net/socket.c:2397 [inline] __sys_sendmsg+0x1ed/0x290 net/socket.c:2430 __do_sys_sendmsg net/socket.c:2439 [inline] __se_sys_sendmsg net/socket.c:2437 [inline] __x64_sys_sendmsg+0x7f/0x90 net/socket.c:2437 do_syscall_64+0xf7/0x1c0 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45c449 Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f5a8d1ffc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f5a8d2006d4 RCX: 000000000045c449 RDX: 0000000000000000 RSI: 0000000020003e00 RDI: 0000000000000003 RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000947 R14: 00000000004cbb2d R15: 000000000076bf2c Modules linked in: ---[ end trace 7ce257962f7d981a ]--- RIP: 0010:__list_splice include/linux/list.h:422 [inline] RIP: 0010:list_splice include/linux/list.h:438 [inline] RIP: 0010:nf_flow_table_block_setup net/netfilter/nf_flow_table_offload.c:826 [inline] RIP: 0010:nf_flow_table_offload_setup+0x2cb/0x530 net/netfilter/nf_flow_table_offload.c:883 Code: 90 48 89 f8 48 c1 e8 03 42 80 3c 20 00 74 05 e8 cb 30 fa fa 4c 8b 6d 90 48 89 9d 58 ff ff ff 48 83 c3 08 48 89 d8 48 c1 e8 03 <42> 80 3c 20 00 74 08 48 89 df e8 46 31 fa fa 48 8b 85 60 ff ff ff RSP: 0018:ffffc90000d8f658 EFLAGS: 00010203 RAX: 03fffe22028a8923 RBX: 1ffff1101454491c RCX: 0000000000040000 RDX: ffffc90004fa9000 RSI: 000000000000134b RDI: ffffc90000d8f690 RBP: ffffc90000d8f700 R08: 0000000000000005 R09: ffffffff86ba0874 R10: ffff8880552c20c0 R11: 0000000000000002 R12: dffffc0000000000 R13: ffff88808f7b7048 R14: 1ffff11011ef6e4a R15: ffff88808f7b7250 FS: 00007f5a8d200700(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000748000 CR3: 00000000a31af000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400