ufs: ufs was compiled with read-only support, can't be mounted as read-write VFS: could not find a valid V7 on loop5. ================================================================================ 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: 9582 Comm: syz-executor.2 Not tainted 4.19.150-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_net_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 ___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: 0033:0x45de59 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:00007fc1a7001c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000029b40 RCX: 000000000045de59 RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000003 RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007ffcd71d65df R14: 00007fc1a70029c0 R15: 000000000118bf2c ================================================================================ audit: type=1804 audit(1602722052.966:19): pid=9588 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-testdir878587800/syzkaller.3g0dyT/34/file1/file0" dev="sda1" ino=15938 res=1 overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. IPVS: ftp: loaded support on port[0] = 21 audit: type=1804 audit(1602722053.346:20): pid=9614 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-testdir878587800/syzkaller.3g0dyT/34/file1/file0" dev="sda1" ino=15938 res=1 IPVS: ftp: loaded support on port[0] = 21 overlayfs: failed to resolve './file0': -2 bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state IPVS: ftp: loaded support on port[0] = 21 Started in network mode Own node identity , cluster identity 4711 Failed to set node id, please configure manually Enabling of bearer rejected, failed to enable media Started in network mode Own node identity , cluster identity 4711 Failed to set node id, please configure manually Enabling of bearer rejected, failed to enable media bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state IPVS: ftp: loaded support on port[0] = 21 Dev loop3: unable to read RDB block 7 loop3: unable to read partition table loop3: partition table beyond EOD, truncated loop_reread_partitions: partition scan of loop3 () failed (rc=-5) FAT-fs (loop3): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) FAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. audit: type=1400 audit(1602722057.626:21): avc: denied { write } for pid=9889 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=socket permissive=1 IPVS: ftp: loaded support on port[0] = 21 squashfs: SQUASHFS error: Can't find a SQUASHFS superblock on loop1 netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 32 bytes leftover after parsing attributes in process `syz-executor.2'. IPVS: ftp: loaded support on port[0] = 21 squashfs: SQUASHFS error: Can't find a SQUASHFS superblock on loop1 audit: type=1804 audit(1602722058.446:22): pid=9966 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-testdir966183774/syzkaller.oe7Bfj/37/file1/file0" dev="loop3" ino=3 res=1 audit: type=1804 audit(1602722058.506:23): pid=9976 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-testdir247841075/syzkaller.3dxPYI/32/cgroup.controllers" dev="sda1" ino=15981 res=1 audit: type=1800 audit(1602722058.766:24): pid=9986 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.2" name="bus" dev="sda1" ino=15983 res=0 audit: type=1804 audit(1602722058.806:25): pid=9988 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-testdir511456415/syzkaller.6hEQqv/35/bus" dev="sda1" ino=15977 res=1 TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. audit: type=1804 audit(1602722059.006:26): pid=10001 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir511456415/syzkaller.6hEQqv/35/bus" dev="sda1" ino=15977 res=1 audit: type=1800 audit(1602722059.316:27): pid=9991 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.2" name="bus" dev="sda1" ino=15983 res=0 JFS: charset not found audit: type=1804 audit(1602722059.396:28): pid=9984 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-testdir511456415/syzkaller.6hEQqv/35/bus" dev="sda1" ino=15977 res=1 audit: type=1804 audit(1602722059.396:29): pid=9984 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir511456415/syzkaller.6hEQqv/35/bus" dev="sda1" ino=15977 res=1 JFS: charset not found overlayfs: filesystem on './file1' not supported as upperdir BFS-fs: bfs_fill_super(): loop3 is unclean, continuing NILFS (loop3): couldn't find nilfs on the device BFS-fs: bfs_fill_super(): loop3 is unclean, continuing bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state overlayfs: filesystem on './file0' not supported as upperdir bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state