================================================================================ 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: 14478 Comm: syz-executor.4 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 audit: type=1800 audit(1601506661.333:136): pid=14479 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="bus" dev="sda1" ino=16118 res=0 ___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:00007f5d3a376c78 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: 00007ffd19f2599f R14: 00007f5d3a3779c0 R15: 000000000118bf2c ================================================================================ UDF-fs: warning (device loop1): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop1): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 1024 failed UDF-fs: warning (device loop1): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop1): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed audit: type=1800 audit(1601506662.403:137): pid=14523 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="bus" dev="sda1" ino=16769 res=0 new mount options do not match the existing superblock, will be ignored new mount options do not match the existing superblock, will be ignored audit: type=1800 audit(1601506663.423:138): pid=14569 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="bus" dev="sda1" ino=16795 res=0 new mount options do not match the existing superblock, will be ignored new mount options do not match the existing superblock, will be ignored audit: type=1800 audit(1601506663.964:139): pid=14613 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="bus" dev="sda1" ino=16750 res=0 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 32 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 32 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 32 bytes leftover after parsing attributes in process `syz-executor.1'. new mount options do not match the existing superblock, will be ignored new mount options do not match the existing superblock, will be ignored audit: type=1800 audit(1601506664.544:140): pid=14655 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="bus" dev="sda1" ino=16798 res=0 new mount options do not match the existing superblock, will be ignored XFS (loop1): Invalid superblock magic number XFS (loop1): Invalid superblock magic number new mount options do not match the existing superblock, will be ignored audit: type=1800 audit(1601506665.174:141): pid=14713 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="bus" dev="sda1" ino=16813 res=0 XFS (loop1): Invalid superblock magic number new mount options do not match the existing superblock, will be ignored audit: type=1800 audit(1601506665.614:142): pid=14756 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="bus" dev="sda1" ino=16808 res=0 new mount options do not match the existing superblock, will be ignored new mount options do not match the existing superblock, will be ignored audit: type=1800 audit(1601506666.044:143): pid=14790 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="bus" dev="sda1" ino=16826 res=0 new mount options do not match the existing superblock, will be ignored new mount options do not match the existing superblock, will be ignored audit: type=1800 audit(1601506666.564:144): pid=14820 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="bus" dev="sda1" ino=16827 res=0 new mount options do not match the existing superblock, will be ignored new mount options do not match the existing superblock, will be ignored audit: type=1800 audit(1601506667.094:145): pid=14845 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="bus" dev="sda1" ino=15739 res=0 new mount options do not match the existing superblock, will be ignored audit: type=1800 audit(1601506667.544:146): pid=14876 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="bus" dev="sda1" ino=16261 res=0 new mount options do not match the existing superblock, will be ignored new mount options do not match the existing superblock, will be ignored audit: type=1800 audit(1601506667.894:147): pid=14904 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="bus" dev="sda1" ino=16817 res=0 new mount options do not match the existing superblock, will be ignored audit: type=1800 audit(1601506668.334:148): pid=14929 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="bus" dev="sda1" ino=16818 res=0 new mount options do not match the existing superblock, will be ignored new mount options do not match the existing superblock, will be ignored audit: type=1800 audit(1601506668.824:149): pid=14958 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="bus" dev="sda1" ino=16817 res=0 new mount options do not match the existing superblock, will be ignored new mount options do not match the existing superblock, will be ignored audit: type=1800 audit(1601506669.244:150): pid=14982 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="bus" dev="sda1" ino=16786 res=0 raw_sendmsg: syz-executor.5 forgot to set AF_INET. Fix it! mmap: syz-executor.5 (15041) uses deprecated remap_file_pages() syscall. See Documentation/vm/remap_file_pages.rst. kauditd_printk_skb: 1 callbacks suppressed audit: type=1800 audit(1601506670.214:152): pid=15045 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="bus" dev="sda1" ino=16857 res=0 bridge0: port 2(bridge_slave_1) entered disabled state bridge0: port 1(bridge_slave_0) entered disabled state device bridge0 entered promiscuous mode audit: type=1800 audit(1601506670.644:153): pid=15079 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="bus" dev="sda1" ino=16840 res=0 new mount options do not match the existing superblock, will be ignored