ldm_parse_privhead(): Cannot find PRIVHEAD structure. LDM database is corrupt. Aborting. ldm_validate_privheads(): Cannot find PRIVHEAD 1. IPv6: addrconf: prefix option has invalid lifetime loop5: p2 < > p4 ================================================================================ 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: 8281 Comm: syz-executor.3 Not tainted 4.19.150-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 __ubsan_handle_shift_out_of_bounds.cold+0x1c4/0x250 lib/ubsan.c:422 htable_bits net/netfilter/ipset/ip_set_hash_gen.h:125 [inline] hash_netport_create.cold+0x1a/0x1f 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 loop5: p4 size 2097152 extends beyond EOD, truncated 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 sock_no_sendpage+0xf5/0x140 net/core/sock.c:2668 kernel_sendpage net/socket.c:3378 [inline] sock_sendpage+0xdf/0x140 net/socket.c:847 pipe_to_sendpage+0x268/0x330 fs/splice.c:452 splice_from_pipe_feed fs/splice.c:503 [inline] __splice_from_pipe+0x3af/0x820 fs/splice.c:627 splice_from_pipe fs/splice.c:662 [inline] generic_splice_sendpage+0xd4/0x140 fs/splice.c:833 do_splice_from fs/splice.c:852 [inline] do_splice fs/splice.c:1154 [inline] __do_sys_splice fs/splice.c:1428 [inline] __se_sys_splice+0xf31/0x15f0 fs/splice.c:1408 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45de29 Code: 0d 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 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f4d1b62ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000113 RAX: ffffffffffffffda RBX: 00000000000350c0 RCX: 000000000045de29 RDX: 0000000000000004 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 000000000118bf78 R08: 0000000100000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007fff280d760f R14: 00007f4d1b62f9c0 R15: 000000000118bf2c ================================================================================ audit: type=1804 audit(1602239288.314:9): pid=8313 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir242395875/syzkaller.aVMB2I/8/bus/file0" dev="sda1" ino=15791 res=1 overlayfs: './file0' not a directory EXT4-fs (loop3): Couldn't mount because of unsupported optional features (7d341009) audit: type=1400 audit(1602239289.514:10): avc: denied { create } for pid=8410 comm="syz-executor.4" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 audit: type=1400 audit(1602239289.544:11): avc: denied { name_bind } for pid=8410 comm="syz-executor.4" src=20000 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:port_t:s0 tclass=dccp_socket permissive=1 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. audit: type=1400 audit(1602239289.544:12): avc: denied { node_bind } for pid=8410 comm="syz-executor.4" src=20000 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:node_t:s0 tclass=dccp_socket permissive=1 netlink: 'syz-executor.3': attribute type 3 has an invalid length. audit: type=1400 audit(1602239289.554:13): avc: denied { name_connect } for pid=8410 comm="syz-executor.4" dest=20000 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:port_t:s0 tclass=dccp_socket permissive=1 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 14 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 14 bytes leftover after parsing attributes in process `syz-executor.4'. bridge0: port 2(bridge_slave_1) entered disabled state bridge0: port 1(bridge_slave_0) entered disabled state device bridge0 entered promiscuous mode IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready netlink: 14 bytes leftover after parsing attributes in process `syz-executor.4'. bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered forwarding state bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready netlink: 14 bytes leftover after parsing attributes in process `syz-executor.4'. bridge0: port 2(bridge_slave_1) entered disabled state bridge0: port 1(bridge_slave_0) entered disabled state IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 14 bytes leftover after parsing attributes in process `syz-executor.4'. bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered forwarding state bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready netlink: 14 bytes leftover after parsing attributes in process `syz-executor.4'. bridge0: port 2(bridge_slave_1) entered disabled state bridge0: port 1(bridge_slave_0) entered disabled state kvm [8565]: vcpu0, guest rIP: 0xcc disabled perfctr wrmsr: 0xc1 data 0x0 kvm [8600]: vcpu0, guest rIP: 0xcc disabled perfctr wrmsr: 0xc2 data 0x0 kvm [8600]: vcpu0, guest rIP: 0xcc disabled perfctr wrmsr: 0xc2 data 0x0 kvm [8600]: vcpu0, guest rIP: 0xcc disabled perfctr wrmsr: 0xc2 data 0x0 bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered forwarding state bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready bridge0: port 2(bridge_slave_1) entered disabled state bridge0: port 1(bridge_slave_0) entered disabled state kvm [8640]: vcpu0, guest rIP: 0xcc disabled perfctr wrmsr: 0xc1 data 0x0 kvm [8640]: vcpu0, guest rIP: 0xcc disabled perfctr wrmsr: 0xc2 data 0x0 kvm [8640]: vcpu0, guest rIP: 0xcc disabled perfctr wrmsr: 0xc2 data 0x0 kvm [8640]: vcpu0, guest rIP: 0xcc disabled perfctr wrmsr: 0xc2 data 0x0 kvm [8640]: vcpu0, guest rIP: 0xcc disabled perfctr wrmsr: 0xc2 data 0x0 kvm [8640]: vcpu0, guest rIP: 0xcc disabled perfctr wrmsr: 0xc2 data 0x0 nla_parse: 3 callbacks suppressed netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 14 bytes leftover after parsing attributes in process `syz-executor.4'. bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered forwarding state bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready netlink: 14 bytes leftover after parsing attributes in process `syz-executor.4'. bridge0: port 2(bridge_slave_1) entered disabled state bridge0: port 1(bridge_slave_0) entered disabled state netlink: 'syz-executor.3': attribute type 10 has an invalid length. bridge0: port 3(veth0_macvtap) entered blocking state bridge0: port 3(veth0_macvtap) entered disabled state netlink: 'syz-executor.3': attribute type 10 has an invalid length. bridge0: port 3(veth0_macvtap) entered blocking state bridge0: port 3(veth0_macvtap) entered disabled state netlink: 'syz-executor.3': attribute type 10 has an invalid length. bridge0: port 3(veth0_macvtap) entered blocking state bridge0: port 3(veth0_macvtap) entered disabled state MINIX-fs: deleted inode referenced: 2 MINIX-fs: deleted inode referenced: 2 audit: type=1800 audit(1602239297.415:14): pid=8857 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.2" name="bus" dev="sda1" ino=15829 res=0 audit: type=1800 audit(1602239297.445:15): pid=8857 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.2" name="bus" dev="sda1" ino=15829 res=0 MINIX-fs: deleted inode referenced: 2 netlink: 'syz-executor.3': attribute type 10 has an invalid length. MINIX-fs: deleted inode referenced: 2 bridge0: port 3(veth0_macvtap) entered blocking state bridge0: port 3(veth0_macvtap) entered disabled state