================================================================================ 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: 15909 Comm: syz-executor.1 Not tainted 4.19.149-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 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: 0033:0x45dea9 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:00007f6bef1aec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000113 RAX: ffffffffffffffda RBX: 00000000000350c0 RCX: 000000000045dea9 RDX: 0000000000000004 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 000000000118bf78 R08: 0000000100000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007fff45a2f67f R14: 00007f6bef1af9c0 R15: 000000000118bf2c ================================================================================ audit: type=1804 audit(1601697930.460:62): pid=15922 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-testdir091237231/syzkaller.ya5uu1/216/file1/file0" dev="loop2" ino=31 res=1 audit: type=1804 audit(1601697931.220:63): pid=15953 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-testdir849290685/syzkaller.4AsNDp/207/file1/file0" dev="loop4" ino=32 res=1 sd 0:0:1:0: PR command failed: 134217730 sd 0:0:1:0: Sense Key : Illegal Request [current] sd 0:0:1:0: Add. Sense: Invalid command operation code audit: type=1804 audit(1601697931.580:64): pid=15965 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-testdir091237231/syzkaller.ya5uu1/217/file1/file0" dev="loop2" ino=33 res=1 sd 0:0:1:0: PR command failed: 134217730 sd 0:0:1:0: Sense Key : Illegal Request [current] audit: type=1804 audit(1601697932.430:65): pid=15992 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-testdir015879406/syzkaller.5eo78O/238/file1/file0" dev="loop1" ino=34 res=1 sd 0:0:1:0: Add. Sense: Invalid command operation code audit: type=1804 audit(1601697932.500:66): pid=15980 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-testdir849290685/syzkaller.4AsNDp/208/file0" dev="sda1" ino=15826 res=1 audit: type=1804 audit(1601697933.000:67): pid=15981 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir501628606/syzkaller.abksUc/137/file1/file0" dev="loop3" ino=35 res=1 audit: type=1804 audit(1601697933.420:68): pid=16007 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-testdir091237231/syzkaller.ya5uu1/218/file0" dev="sda1" ino=15829 res=1 audit: type=1804 audit(1601697933.970:69): pid=16021 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-testdir015879406/syzkaller.5eo78O/239/file1/file0" dev="loop1" ino=36 res=1 audit: type=1804 audit(1601697934.030:70): pid=16017 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-testdir036226821/syzkaller.9GpZrl/109/file1/file0" dev="loop0" ino=37 res=1 audit: type=1804 audit(1601697934.670:71): pid=16032 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-testdir849290685/syzkaller.4AsNDp/209/file1/file0" dev="loop4" ino=38 res=1 audit: type=1804 audit(1601697934.750:72): pid=16039 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir501628606/syzkaller.abksUc/138/file1/file0" dev="sda1" ino=15874 res=1 audit: type=1804 audit(1601697935.310:73): pid=16064 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-testdir036226821/syzkaller.9GpZrl/110/file1/file0" dev="sda1" ino=15835 res=1 audit: type=1804 audit(1601697935.420:74): pid=16062 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-testdir015879406/syzkaller.5eo78O/240/file1/file0" dev="sda1" ino=15875 res=1 audit: type=1804 audit(1601697936.060:75): pid=16084 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir501628606/syzkaller.abksUc/139/file1/file0" dev="loop3" ino=39 res=1 XFS (loop2): invalid log iosize: 255 [not 12-30] XFS (loop2): invalid log iosize: 255 [not 12-30] XFS (loop2): invalid log iosize: 255 [not 12-30] XFS (loop2): invalid log iosize: 255 [not 12-30] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'.