EXT4-fs (loop5): get root inode failed
EXT4-fs (loop5): mount failed
================================================================================
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: 17618 Comm: syz-executor.1 Not tainted 4.19.152-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_ip_create.cold+0x1a/0x29 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:00007f37d5e25c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 0000000000029b40 RCX: 000000000045de59
RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003
RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c
R13: 00007ffe373f78cf R14: 00007f37d5e269c0 R15: 000000000118bf2c
================================================================================
EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (60729!=0)
EXT4-fs error (device loop5): ext4_fill_super:4448: inode #2: comm syz-executor.5: iget: root inode unallocated
EXT4-fs (loop5): get root inode failed
EXT4-fs (loop5): mount failed
EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (60729!=0)
EXT4-fs error (device loop5): ext4_fill_super:4448: inode #2: comm syz-executor.5: iget: root inode unallocated
EXT4-fs (loop5): get root inode failed
nvme_fabrics: missing parameter 'transport=%s'
EXT4-fs (loop5): mount failed
nvme_fabrics: missing parameter 'nqn=%s'
nvme_fabrics: missing parameter 'transport=%s'
nvme_fabrics: missing parameter 'nqn=%s'
EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (28213!=0)
EXT4-fs error (device loop5): ext4_fill_super:4448: inode #2: comm syz-executor.5: iget: root inode unallocated
EXT4-fs (loop5): get root inode failed
audit: type=1804 audit(1603037010.934:134): pid=17700 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir634668165/syzkaller.DoydSM/2267/bus" dev="sda1" ino=15873 res=1
EXT4-fs (loop5): mount failed
audit: type=1804 audit(1603037011.064:135): pid=17702 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="syz-executor.2" name="/root/syzkaller-testdir634668165/syzkaller.DoydSM/2267/bus" dev="sda1" ino=15873 res=1
audit: type=1804 audit(1603037011.424:136): pid=17693 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir634668165/syzkaller.DoydSM/2267/bus" dev="sda1" ino=15873 res=1
audit: type=1804 audit(1603037011.454:137): pid=17693 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="syz-executor.2" name="/root/syzkaller-testdir634668165/syzkaller.DoydSM/2267/bus" dev="sda1" ino=15873 res=1
EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (28213!=0)
EXT4-fs error (device loop5): ext4_fill_super:4448: inode #2: comm syz-executor.5: iget: root inode unallocated
nvme_fabrics: missing parameter 'transport=%s'
nvme_fabrics: missing parameter 'nqn=%s'
EXT4-fs (loop5): get root inode failed
EXT4-fs (loop5): mount failed
EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (28213!=0)
EXT4-fs error (device loop5): ext4_fill_super:4448: inode #2: comm syz-executor.5: iget: root inode unallocated
EXT4-fs (loop5): get root inode failed
EXT4-fs (loop5): mount failed

**********************************************************
**   NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE   **
**                                                      **
** trace_printk() being used. Allocating extra memory.  **
**                                                      **
** This means that this is a DEBUG kernel and it is     **
EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (28213!=0)
** unsafe for production use.                           **
EXT4-fs error (device loop5): ext4_fill_super:4448: inode #2: comm syz-executor.5: iget: root inode unallocated
**                                                      **
** If you see this message and you are not debugging    **
EXT4-fs (loop5): get root inode failed
EXT4-fs (loop5): mount failed
** the kernel, report this immediately to your vendor!  **
**                                                      **
**   NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE   **
**********************************************************
EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (28213!=0)
EXT4-fs error (device loop5): ext4_fill_super:4448: inode #2: comm syz-executor.5: iget: root inode unallocated
EXT4-fs (loop5): get root inode failed
EXT4-fs (loop5): mount failed
EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (28213!=0)
EXT4-fs error (device loop5): ext4_fill_super:4448: inode #2: comm syz-executor.5: iget: root inode unallocated
EXT4-fs (loop5): get root inode failed
EXT4-fs (loop5): mount failed
audit: type=1800 audit(1603037014.352:138): pid=17879 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="bus" dev="sda1" ino=15953 res=0
audit: type=1800 audit(1603037014.442:139): pid=17879 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="bus" dev="sda1" ino=15953 res=0
EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (28213!=0)
EXT4-fs error (device loop5): ext4_fill_super:4448: inode #2: comm syz-executor.5: iget: root inode unallocated
EXT4-fs (loop5): get root inode failed
EXT4-fs (loop5): mount failed
Cannot find add_set index 0 as target
Cannot find add_set index 0 as target
EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (28213!=0)
EXT4-fs error (device loop5): ext4_fill_super:4448: inode #2: comm syz-executor.5: iget: root inode unallocated
EXT4-fs (loop5): get root inode failed
EXT4-fs (loop5): mount failed
Cannot find add_set index 0 as target
EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (28213!=0)
EXT4-fs error (device loop5): ext4_fill_super:4448: inode #2: comm syz-executor.5: iget: root inode unallocated
EXT4-fs (loop5): get root inode failed
EXT4-fs (loop5): mount failed
EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (60729!=0)
EXT4-fs error (device loop5): ext4_fill_super:4448: inode #2: comm syz-executor.5: iget: root inode unallocated
EXT4-fs (loop5): get root inode failed
EXT4-fs (loop5): mount failed
XFS (loop4): unknown mount option [nolazytime].
EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (60729!=0)
EXT4-fs error (device loop5): ext4_fill_super:4448: inode #2: comm syz-executor.5: iget: root inode unallocated
EXT4-fs (loop5): get root inode failed
EXT4-fs (loop5): mount failed
EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (60729!=0)
EXT4-fs error (device loop5): ext4_fill_super:4448: inode #2: comm syz-executor.5: iget: root inode unallocated
EXT4-fs (loop5): get root inode failed
EXT4-fs (loop5): mount failed