================================================================================ 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: 10839 Comm: syz-executor.5 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_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 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: 0033:0x45e179 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 audit: type=1804 audit(1601062508.429:72): pid=10846 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/65/bus" dev="sda1" ino=16131 res=1 RSP: 002b:00007fb2d9de0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000113 RAX: ffffffffffffffda RBX: 0000000000033ec0 RCX: 000000000045e179 RDX: 0000000000000007 RSI: 0000000000000000 RDI: 0000000000000006 RBP: 000000000118cf98 R08: 0000000100000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c R13: 00007ffe466e002f R14: 00007fb2d9de19c0 R15: 000000000118cf4c ================================================================================ UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop0): udf_load_vrs: No VRS found audit: type=1804 audit(1601062508.949:73): pid=10877 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/66/bus" dev="sda1" ino=16124 res=1 UDF-fs: Scanning with blocksize 1024 failed UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed audit: type=1804 audit(1601062509.229:74): pid=10901 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/67/bus" dev="sda1" ino=16135 res=1 audit: type=1804 audit(1601062509.779:75): pid=10930 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/68/bus" dev="sda1" ino=16120 res=1 audit: type=1804 audit(1601062510.039:76): pid=10958 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/69/bus" dev="sda1" ino=16123 res=1 audit: type=1804 audit(1601062510.709:77): pid=10992 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/70/bus" dev="sda1" ino=16124 res=1 nla_parse: 1 callbacks suppressed netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. kauditd_printk_skb: 1 callbacks suppressed audit: type=1804 audit(1601062511.579:79): pid=11050 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/72/bus" dev="sda1" ino=16153 res=1 audit: type=1804 audit(1601062511.829:80): pid=11082 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/73/bus" dev="sda1" ino=16153 res=1 audit: type=1804 audit(1601062512.029:81): pid=11095 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/74/bus" dev="sda1" ino=16156 res=1 audit: type=1804 audit(1601062512.649:82): pid=11139 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/75/bus" dev="sda1" ino=16164 res=1 audit: type=1804 audit(1601062512.959:83): pid=11161 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/76/bus" dev="sda1" ino=16165 res=1 audit: type=1804 audit(1601062513.279:84): pid=11192 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/77/bus" dev="sda1" ino=16170 res=1 audit: type=1804 audit(1601062513.559:85): pid=11221 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/78/bus" dev="sda1" ino=16148 res=1 device lo entered promiscuous mode audit: type=1804 audit(1601062513.789:86): pid=11247 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/79/bus" dev="sda1" ino=16169 res=1 audit: type=1804 audit(1601062514.069:87): pid=11266 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/80/bus" dev="sda1" ino=16169 res=1 Y4`Ҙ: renamed from lo audit: type=1804 audit(1601062514.249:88): pid=11273 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/81/bus" dev="sda1" ino=16174 res=1 overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. overlayfs: filesystem on './file0' not supported as upperdir netlink: 176 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 176 bytes leftover after parsing attributes in process `syz-executor.0'. input: syz0 as /devices/virtual/input/input6 input: syz0 as /devices/virtual/input/input7 kauditd_printk_skb: 7 callbacks suppressed audit: type=1804 audit(1601062517.249:96): pid=11519 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/89/bus" dev="sda1" ino=16204 res=1 8021q: adding VLAN 0 to HW filter on device macvlan4 audit: type=1804 audit(1601062518.059:97): pid=11554 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir550903737/syzkaller.hsGvbr/90/bus" dev="sda1" ino=16204 res=1