vxfs: WRONG superblock magic 00000000 at 1 vxfs: WRONG superblock magic 00000000 at 8 ================================================================================ 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: 17058 Comm: syz-executor.2 Not tainted 4.19.152-syzkaller #0 vxfs: can't find superblock. 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_ipportip_create.cold+0x1a/0x21 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:00007f2e9814bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000029b40 RCX: 000000000045de59 RDX: 0000000000000000 RSI: 0000000020001080 RDI: 0000000000000003 RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007ffff9f9437f R14: 00007f2e9814c9c0 R15: 000000000118bf2c ================================================================================ vxfs: WRONG superblock magic 00000000 at 1 vxfs: WRONG superblock magic 00000000 at 8 vxfs: can't find superblock. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. audit: type=1800 audit(1603217112.741:36): pid=17081 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.4" name="file0" dev="sda1" ino=16608 res=0 audit: type=1800 audit(1603217112.741:37): pid=17074 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.4" name="file0" dev="loop4" ino=31 res=0 netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. MTD: Attempt to mount non-MTD device "/dev/loop1" cramfs: wrong magic netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. EXT4-fs warning (device loop0): read_mmp_block:110: Error -117 while reading MMP block 17 EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop0): warning: mounting unchecked fs, running e2fsck is recommended IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready audit: type=1800 audit(1603217113.381:38): pid=17144 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=16635 res=0 EXT4-fs (loop0): mounted filesystem without journal. Opts: barrier=0x0000000000000000,,errors=continue IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready FAT-fs (loop1): Unrecognized mount option "jfB}wz+bXP]Z :`{!2(.@4 S:O$fQƩ x+K δ$3HC:uFx]L*1$~chm싎YC`Nuh" or missing value MTD: Attempt to mount non-MTD device "/dev/loop1" cramfs: wrong magic tmpfs: No value for mount option '0x0000000000000003' tmpfs: No value for mount option '0x0000000000000003' gfs2: gfs2 mount does not exist FAT-fs (loop4): Unrecognized mount option "jfB}wz+bXP]Z :`{!2(.@4 S:O$fQƩ x+K δ$3HC:uFx]L*1$~chm싎YC`Nuh" or missing value gfs2: gfs2 mount does not exist netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 18 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 18 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 18 bytes leftover after parsing attributes in process `syz-executor.0'. IPVS: ftp: loaded support on port[0] = 21 FAT-fs (loop1): Unrecognized mount option "hash" or missing value IPVS: ftp: loaded support on port[0] = 21 x_tables: duplicate entry at hook 2 netlink: 40 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 40 bytes leftover after parsing attributes in process `syz-executor.5'. syz-executor.5 (17338) used greatest stack depth: 22840 bytes left overlayfs: unrecognized mount option "uppe)ile0" or missing value IPv6: sit1: Disabled Multicast RS FAT-fs (loop1): invalid media value (0x37) FAT-fs (loop1): Can't find a valid FAT filesystem FAT-fs (loop1): invalid media value (0x37) FAT-fs (loop1): Can't find a valid FAT filesystem overlayfs: unrecognized mount option "uppe)ile0" or missing value ipt_CLUSTERIP: ipt_CLUSTERIP is deprecated and it will removed soon, use xt_cluster instead x_tables: ip_tables: rpfilter match: used from hooks INPUT, but only valid from PREROUTING ERROR: (device loop0): xtSearch: XT_GETPAGE: xtree page corrupt audit: type=1804 audit(1603217117.911:39): pid=17505 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-testdir212330663/syzkaller.vkygFx/626/file1/file0" dev="loop3" ino=35 res=1 ERROR: (device loop0): xtSearch: XT_GETPAGE: xtree page corrupt audit: type=1804 audit(1603217118.481:40): pid=17531 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-testdir544828608/syzkaller.mpWqiX/610/file1/bus" dev="loop0" ino=36 res=1 attempt to access beyond end of device loop0: rw=2049, want=66, limit=60 audit: type=1804 audit(1603217118.651:41): pid=17531 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-testdir544828608/syzkaller.mpWqiX/610/file1/bus" dev="loop0" ino=36 res=1 FAT-fs (loop1): Unrecognized mount option "/=gd" or missing value IPVS: ftp: loaded support on port[0] = 21 EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs warning (device loop0): ext4_dirent_csum_verify:368: inode #2: comm syz-executor.0: No space for directory leaf checksum. Please run e2fsck -D. EXT4-fs error (device loop0): ext4_find_entry:1466: inode #2: comm syz-executor.0: checksumming directory block 0 FAT-fs (loop1): Unrecognized mount option "/=gd" or missing value IPVS: ftp: loaded support on port[0] = 21 netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. FAT-fs (loop1): Unrecognized mount option "dmts" or missing value FAT-fs (loop1): Unrecognized mount option "dmts" or missing value netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. IPVS: ftp: loaded support on port[0] = 21 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'.