Cannot find add_set index 0 as target ================================================================================ UBSAN: Undefined behaviour in net/netfilter/ipset/ip_set_hash_gen.h:125:6 shift exponent 32 is too large for 32-bit type 'unsigned int' CPU: 1 PID: 7976 Comm: syz-executor.5 Not tainted 4.19.146-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x22c/0x33e lib/dump_stack.c:118 ubsan_epilogue+0xe/0x3a lib/ubsan.c:161 print_req_error: I/O error, dev loop3, sector 18446744073709551220 __ubsan_handle_shift_out_of_bounds.cold+0x1c4/0x250 lib/ubsan.c:422 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 htable_bits net/netfilter/ipset/ip_set_hash_gen.h:125 [inline] hash_netportnet_create.cold+0x1a/0x23 net/netfilter/ipset/ip_set_hash_gen.h:1290 ip_set_create+0x70e/0x1380 net/netfilter/ipset/ip_set_core.c:940 nfnetlink_rcv_msg+0xeff/0x1210 net/netfilter/nfnetlink.c:233 netlink_rcv_skb+0x160/0x440 net/netlink/af_netlink.c:2455 nfnetlink_rcv+0x1b2/0x41b net/netfilter/nfnetlink.c:565 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x4d5/0x690 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x717/0xcc0 net/netlink/af_netlink.c:1909 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xc7/0x130 net/socket.c:632 ___sys_sendmsg+0x7bb/0x8f0 net/socket.c:2115 __sys_sendmsg net/socket.c:2153 [inline] __do_sys_sendmsg net/socket.c:2162 [inline] __se_sys_sendmsg net/socket.c:2160 [inline] __x64_sys_sendmsg+0x132/0x220 net/socket.c:2160 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45d5f9 Code: 5d b4 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 2b b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd1e3ecfc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000029680 RCX: 000000000045d5f9 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000004 RBP: 000000000118cf80 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c R13: 00007fff42e9ae0f R14: 00007fd1e3ed09c0 R15: 000000000118cf4c ================================================================================ Cannot find add_set index 0 as target print_req_error: I/O error, dev loop3, sector 18446744073709551220 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based firewall rule not found. Use the iptables CT target to attach helpers instead. print_req_error: I/O error, dev loop3, sector 18446744073709551220 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 print_req_error: I/O error, dev loop3, sector 18446744073709551220 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 ISOFS: Unable to identify CD-ROM format. print_req_error: I/O error, dev loop3, sector 18446744073709551220 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 print_req_error: I/O error, dev loop3, sector 18446744073709551220 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 print_req_error: 3 callbacks suppressed print_req_error: I/O error, dev loop3, sector 18446744073709551220 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 print_req_error: I/O error, dev loop3, sector 18446744073709551220 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready print_req_error: I/O error, dev loop3, sector 18446744073709551220 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready print_req_error: I/O error, dev loop3, sector 18446744073709551220 IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready syz-executor.2 (8266) used greatest stack depth: 22720 bytes left IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready print_req_error: I/O error, dev loop3, sector 18446744073709551220 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 tmpfs: Bad value 'prefer=static: ' for mount option 'mpol' tmpfs: Bad value 'prefer=static: ' for mount option 'mpol' print_req_error: I/O error, dev loop3, sector 18446744073709551220 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 print_req_error: I/O error, dev loop3, sector 18446744073709551220 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 print_req_error: I/O error, dev loop3, sector 18446744073709551220 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 print_req_error: I/O error, dev loop3, sector 18446744073709551220 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 print_req_error: I/O error, dev loop3, sector 18446744073709551220 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 isofs_fill_super: bread failed, dev=loop3, iso_blknum=-99, block=-198 ptrace attach of "/root/syz-executor.4"[8492] was attempted by "/root/syz-executor.4"[8494] ptrace attach of "/root/syz-executor.0"[8477] was attempted by "/root/syz-executor.0"[8489] block nbd4: Receive control failed (result -107) block nbd4: shutting down sockets block nbd4: Receive control failed (result -107) block nbd4: shutting down sockets ptrace attach of "/root/syz-executor.4"[8535] was attempted by "/root/syz-executor.4"[8539] ptrace attach of "/root/syz-executor.0"[8528] was attempted by "/root/syz-executor.0"[8538] ISOFS: Unable to identify CD-ROM format. FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) FAT-fs (loop5): FAT read failed (blocknr 2569) FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) ISOFS: Unable to identify CD-ROM format. FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) FAT-fs (loop5): FAT read failed (blocknr 2569) ISOFS: Unable to identify CD-ROM format. FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) FAT-fs (loop5): FAT read failed (blocknr 2569) ISOFS: Unable to identify CD-ROM format. FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) FAT-fs (loop5): FAT read failed (blocknr 2569) FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)