netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. ================================================================================ 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: 0 PID: 11463 Comm: syz-executor.5 Not tainted 4.19.148-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_netiface_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 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: 0033:0x45dd99 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:00007fdba9fe3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000029b40 RCX: 000000000045dd99 RDX: 0000000000000000 RSI: 0000000020001080 RDI: 0000000000000003 RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007ffd7d76188f R14: 00007fdba9fe49c0 R15: 000000000118bf2c ================================================================================ audit: type=1804 audit(1601398196.516:76): pid=11467 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-testdir960369376/syzkaller.6s3L7z/126/file1/file0" dev="sda1" ino=16150 res=1 isofs_fill_super: root inode is not a directory. Corrupted media? isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 ISOFS: Unable to identify CD-ROM format. audit: type=1804 audit(1601398197.206:77): pid=11505 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-testdir960369376/syzkaller.6s3L7z/127/file1/file0" dev="loop1" ino=43 res=1 isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 ISOFS: Unable to identify CD-ROM format. isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 netlink: 40 bytes leftover after parsing attributes in process `syz-executor.3'. audit: type=1804 audit(1601398198.246:78): pid=11561 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-testdir960369376/syzkaller.6s3L7z/128/file1/file0" dev="sda1" ino=16240 res=1 netlink: 40 bytes leftover after parsing attributes in process `syz-executor.3'. isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 netlink: 40 bytes leftover after parsing attributes in process `syz-executor.3'. isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 audit: type=1804 audit(1601398199.226:79): pid=11614 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-testdir960369376/syzkaller.6s3L7z/129/file1/file0" dev="loop1" ino=44 res=1 netlink: 40 bytes leftover after parsing attributes in process `syz-executor.3'. isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 netlink: 40 bytes leftover after parsing attributes in process `syz-executor.3'. audit: type=1804 audit(1601398199.636:80): pid=11634 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-testdir960369376/syzkaller.6s3L7z/130/file1/file0" dev="loop1" ino=45 res=1 isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 netlink: 40 bytes leftover after parsing attributes in process `syz-executor.3'. befs: Unrecognized mount option "smackfsfloor=root" or missing value befs: (loop4): cannot parse mount options befs: Unrecognized mount option "smackfsfloor=root" or missing value isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 befs: (loop4): cannot parse mount options audit: type=1804 audit(1601398200.116:81): pid=11691 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-testdir960369376/syzkaller.6s3L7z/131/file1/file0" dev="sda1" ino=16167 res=1 isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 audit: type=1804 audit(1601398200.886:82): pid=11728 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-testdir960369376/syzkaller.6s3L7z/132/file1/file0" dev="sda1" ino=15889 res=1 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. hfsplus: creator requires a 4 character value hfsplus: unable to parse mount options isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 device bond0 entered promiscuous mode device bond_slave_0 entered promiscuous mode audit: type=1804 audit(1601398201.686:83): pid=11778 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-testdir960369376/syzkaller.6s3L7z/133/file1/file0" dev="sda1" ino=16243 res=1 device bond_slave_1 entered promiscuous mode netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 audit: type=1804 audit(1601398202.737:84): pid=11830 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-testdir960369376/syzkaller.6s3L7z/134/file1/file0" dev="sda1" ino=16252 res=1 isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. audit: type=1804 audit(1601398203.847:85): pid=11886 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-testdir960369376/syzkaller.6s3L7z/135/file0" dev="sda1" ino=15825 res=1 FAT-fs (loop1): Unrecognized mount option "(@5)L~.yՀ&#v4" or missing value isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready audit: type=1804 audit(1601398204.767:86): pid=11955 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-testdir960369376/syzkaller.6s3L7z/136/file1/file0" dev="sda1" ino=16212 res=1 IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. audit: type=1804 audit(1601398205.807:87): pid=12007 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-testdir960369376/syzkaller.6s3L7z/137/file1/file0" dev="sda1" ino=15828 res=1 IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready isofs_fill_super: bread failed, dev=loop0, iso_blknum=56, block=112 IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready