netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 36 bytes leftover after parsing attributes in process `syz-executor.1'. ================================================================================ UBSAN: Undefined behaviour in net/netfilter/ipset/ip_set_hash_gen.h:125:6 netlink: 36 bytes leftover after parsing attributes in process `syz-executor.1'. shift exponent 32 is too large for 32-bit type 'unsigned int' CPU: 0 PID: 14269 Comm: syz-executor.2 Not tainted 4.19.147-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_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: 36 bytes leftover after parsing attributes in process `syz-executor.1'. A link change request failed with some changes committed already. Interface erspan0 may have been left with an inconsistent configuration, please check. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 36 bytes leftover after parsing attributes in process `syz-executor.1'. 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: 36 bytes leftover after parsing attributes in process `syz-executor.1'. netlink_sendmsg+0x717/0xcc0 net/netlink/af_netlink.c:1909 A link change request failed with some changes committed already. Interface erspan0 may have been left with an inconsistent configuration, please check. 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: 0033:0x45e179 Code: 3d b2 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 0b b2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fadc9b50c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000029b40 RCX: 000000000045e179 RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 RBP: 000000000118cf80 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c R13: 00007fff4ced7f0f R14: 00007fadc9b519c0 R15: 000000000118cf4c ================================================================================ audit: type=1800 audit(1601086244.178:50): pid=14300 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.1" name="bus" dev="sda1" ino=16359 res=0 audit: type=1804 audit(1601086244.218:51): pid=14300 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir213728407/syzkaller.t86iGG/254/bus" dev="sda1" ino=16359 res=1 ntfs: (device loop5): read_ntfs_boot_sector(): Primary boot sector is invalid. ntfs: (device loop5): read_ntfs_boot_sector(): Mount option errors=recover not used. Aborting without trying to recover. ntfs: (device loop5): ntfs_fill_super(): Not an NTFS volume. device batadv0 entered promiscuous mode lo: Cannot use loopback or non-ethernet device as HSR slave. device batadv0 left promiscuous mode device batadv0 entered promiscuous mode 8021q: adding VLAN 0 to HW filter on device batadv0 8021q: adding VLAN 0 to HW filter on device batadv0 nla_parse: 28 callbacks suppressed netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 28 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 28 bytes leftover after parsing attributes in process `syz-executor.2'. input: syz0 as /devices/virtual/input/input8 input: syz0 as /devices/virtual/input/input9 kauditd_printk_skb: 9 callbacks suppressed audit: type=1804 audit(1601086249.798:58): pid=15033 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir213728407/syzkaller.t86iGG/271/bus" dev="sda1" ino=16428 res=1 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 'syz-executor.5': attribute type 1 has an invalid length. audit: type=1804 audit(1601086249.978:59): pid=15052 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir485062518/syzkaller.E2KVCv/253/bus" dev="sda1" ino=16431 res=1 audit: type=1804 audit(1601086249.978:60): pid=15052 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir485062518/syzkaller.E2KVCv/253/bus" dev="sda1" ino=16431 res=1 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. 9p: Unknown access argument < 9p: Unknown access argument < lo: Caught tx_queue_len zero misconfig netlink: 'syz-executor.2': attribute type 13 has an invalid length. policy can only be matched on NF_INET_PRE_ROUTING unable to load match policy can only be matched on NF_INET_PRE_ROUTING unable to load match overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. overlayfs: filesystem on './bus' not supported as upperdir audit: type=1800 audit(1601086252.398:61): pid=15322 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.0" name="bus" dev="sda1" ino=16450 res=0 audit: type=1804 audit(1601086252.468:62): pid=15336 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir485062518/syzkaller.E2KVCv/265/bus" dev="sda1" ino=16450 res=1 audit: type=1800 audit(1601086252.669:63): pid=15322 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.0" name="bus" dev="sda1" ino=16450 res=0 audit: type=1804 audit(1601086252.689:64): pid=15336 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir485062518/syzkaller.E2KVCv/265/bus" dev="sda1" ino=16450 res=1 audit: type=1800 audit(1601086252.749:65): pid=15336 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.0" name="bus" dev="sda1" ino=16450 res=0 PF_BRIDGE: br_mdb_parse() with invalid entry