================================================================================
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: 10610 Comm: syz-executor.3 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_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
ISOFS: Unable to identify CD-ROM format.
 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: 0033:0x45de89
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:00007f993868ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000113
RAX: ffffffffffffffda RBX: 00000000000350c0 RCX: 000000000045de89
RDX: 0000000000000004 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 000000000118bf78 R08: 00000000ffffffff R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c
R13: 00007ffddc74733f R14: 00007f993868b9c0 R15: 000000000118bf2c
================================================================================
ISOFS: Unable to identify CD-ROM format.
8021q: VLANs not supported on lo
VFS: could not find a valid V7 on loop5.
VFS: could not find a valid V7 on loop5.
audit: type=1800 audit(1601886365.923:60): pid=10789 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="file0" dev="sda1" ino=17329 res=0
audit: type=1804 audit(1601886365.953:61): pid=10789 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-testdir865464756/syzkaller.kxDniJ/1674/file0" dev="sda1" ino=17329 res=1
audit: type=1800 audit(1601886365.973:62): pid=10789 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="file0" dev="sda1" ino=17329 res=0
audit: type=1804 audit(1601886365.973:63): pid=10789 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-testdir865464756/syzkaller.kxDniJ/1674/file0" dev="sda1" ino=17329 res=1
audit: type=1804 audit(1601886366.293:64): pid=10810 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="syz-executor.1" name="/root/syzkaller-testdir506726061/syzkaller.7CyIVJ/1601/file0" dev="sda1" ino=17666 res=1
Process accounting resumed
audit: type=1800 audit(1601886366.413:65): pid=10824 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.5" name="bus" dev="sda1" ino=17329 res=0
netlink: 11 bytes leftover after parsing attributes in process `syz-executor.0'.
A link change request failed with some changes committed already. Interface bond0 may have been left with an inconsistent configuration, please check.
audit: type=1800 audit(1601886366.473:66): pid=10831 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.5" name="bus" dev="sda1" ino=17329 res=0
audit: type=1800 audit(1601886366.643:67): pid=10824 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.5" name="bus" dev="sda1" ino=17329 res=0
audit: type=1800 audit(1601886366.643:68): pid=10831 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.5" name="bus" dev="sda1" ino=17329 res=0
netlink: 'syz-executor.3': attribute type 5 has an invalid length.
device ipvlan2 entered promiscuous mode
netlink: 'syz-executor.3': attribute type 5 has an invalid length.
device ipvlan2 entered promiscuous mode
Invalid option length (629) for dns_resolver key
Invalid option length (629) for dns_resolver key
audit: type=1804 audit(1601886368.643:69): 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.0" name="/root/syzkaller-testdir865464756/syzkaller.kxDniJ/1686/bus" dev="sda1" ino=16448 res=1
sctp: [Deprecated]: syz-executor.1 (pid 11014) Use of int in max_burst socket option.
Use struct sctp_assoc_value instead
Dev loop4: unable to read RDB block 1
 loop4: unable to read partition table
loop4: partition table beyond EOD, truncated
Dev loop4: unable to read RDB block 1
 loop4: unable to read partition table
loop4: partition table beyond EOD, truncated
loop_reread_partitions: partition scan of loop4 () failed (rc=-5)
raw_sendmsg: syz-executor.2 forgot to set AF_INET. Fix it!
Dev loop4: unable to read RDB block 1
 loop4: unable to read partition table
loop4: partition table beyond EOD, truncated
loop_reread_partitions: partition scan of loop4 () failed (rc=-5)
sctp: [Deprecated]: syz-executor.3 (pid 11096) Use of struct sctp_assoc_value in delayed_ack socket option.
Use struct sctp_sack_info instead
netlink: 288 bytes leftover after parsing attributes in process `syz-executor.3'.
overlayfs: workdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection.
overlayfs: filesystem on './bus' not supported as upperdir
overlayfs: workdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection.
device batadv0 entered promiscuous mode
device batadv0 left promiscuous mode
device batadv0 entered promiscuous mode
device batadv0 left promiscuous mode
IPVS: ftp: loaded support on port[0] = 21
IPVS: ftp: loaded support on port[0] = 21