================================================================================ 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: 1 PID: 9154 Comm: syz-executor.1 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_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: 0033:0x45e179 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:00007f0dacbffc78 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: 00007fff9212ba6f R14: 00007f0dacc009c0 R15: 000000000118cf4c ================================================================================ overlayfs: missing 'lowerdir' sctp: [Deprecated]: syz-executor.5 (pid 9251) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead audit: type=1400 audit(1601073108.174:15): avc: denied { create } for pid=9261 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 overlayfs: workdir and upperdir must reside under the same mount overlayfs: workdir and upperdir must reside under the same mount REISERFS warning (device loop1): super-6515 reiserfs_parse_options: journaled quota format not specified. (syz-executor.3,9351,0):ocfs2_parse_options:1513 ERROR: Invalid heartbeat mount options (syz-executor.3,9351,0):ocfs2_fill_super:1225 ERROR: status = -22 REISERFS warning (device loop1): super-6515 reiserfs_parse_options: journaled quota format not specified. (syz-executor.3,9351,0):ocfs2_parse_options:1513 ERROR: Invalid heartbeat mount options EXT4-fs error (device loop2): ext4_fill_super:4448: inode #2: comm syz-executor.2: iget: checksum invalid (syz-executor.3,9351,1):ocfs2_fill_super:1225 ERROR: status = -22 EXT4-fs (loop2): get root inode failed EXT4-fs (loop2): mount failed EXT4-fs error (device loop2): ext4_fill_super:4448: inode #2: comm syz-executor.2: iget: checksum invalid EXT4-fs (loop2): get root inode failed netlink: 12 bytes leftover after parsing attributes in process `syz-executor.4'. REISERFS warning (device loop1): super-6515 reiserfs_parse_options: journaled quota format not specified. EXT4-fs (loop2): mount failed Enabling of bearer rejected, illegal name netlink: 12 bytes leftover after parsing attributes in process `syz-executor.4'. Enabling of bearer rejected, illegal name REISERFS warning (device loop1): super-6515 reiserfs_parse_options: journaled quota format not specified. REISERFS warning (device loop1): super-6515 reiserfs_parse_options: journaled quota format not specified. caif_hsicaif_hsi_newlink: failed to get the cfhsi_ops netlink: 52 bytes leftover after parsing attributes in process `syz-executor.2'. (unnamed net_device) (uninitialized): HSR: No slave devices specified ceph: device name is missing path (no : separator in ) SELinux: unrecognized netlink message: protocol=0 nlmsg_type=106 sclass=netlink_route_socket pid=9521 comm=syz-executor.4 IPVS: Unknown mcast interface: rose0 IPVS: Unknown mcast interface: rose0 UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2020/09/19 18:44 (1000) SELinux: unrecognized netlink message: protocol=0 nlmsg_type=104 sclass=netlink_route_socket pid=9560 comm=syz-executor.3 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=104 sclass=netlink_route_socket pid=9565 comm=syz-executor.3 XFS (loop3): Invalid superblock magic number XFS (loop3): Invalid superblock magic number netlink: 136 bytes leftover after parsing attributes in process `syz-executor.5'. REISERFS warning (device loop1): sh-2021 reiserfs_fill_super: can not find reiserfs on loop1 SELinux: security_context_str_to_sid(staff_u) failed for (dev bpf, type bpf) errno=-22 REISERFS warning (device loop1): sh-2021 reiserfs_fill_super: can not find reiserfs on loop1 REISERFS warning (device loop1): sh-2021 reiserfs_fill_super: can not find reiserfs on loop1 REISERFS warning (device loop1): sh-2021 reiserfs_fill_super: can not find reiserfs on loop1 REISERFS warning (device loop1): sh-2021 reiserfs_fill_super: can not find reiserfs on loop1 REISERFS warning (device loop1): sh-2021 reiserfs_fill_super: can not find reiserfs on loop1 REISERFS warning (device loop1): super-6502 reiserfs_getopt: unknown mount option "grpjqu" audit: type=1800 audit(1601073115.655:16): pid=9907 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.3" name="bus" dev="sda1" ino=15969 res=0 audit: type=1800 audit(1601073115.675:17): pid=9896 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.3" name="bus" dev="sda1" ino=15969 res=0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=104 sclass=netlink_route_socket pid=9952 comm=syz-executor.3 REISERFS warning (device loop1): super-6502 reiserfs_getopt: unknown mount option "grpjqu" audit: type=1804 audit(1601073115.795:18): pid=9946 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir595368147/syzkaller.iTAkHb/159/file0" dev="sda1" ino=15971 res=1 REISERFS warning (device loop1): super-6502 reiserfs_getopt: unknown mount option "grpjqu" xt_CT: You must specify a L4 protocol and not use inversions on it hfsplus: unable to find HFS+ superblock REISERFS warning (device loop1): super-6504 reiserfs_getopt: the option "grpjquota" requires an argument hfsplus: unable to find HFS+ superblock