EXT4-fs (loop3): VFS: Can't find ext4 filesystem ================================================================================ UBSAN: Undefined behaviour in fs/jfs/jfs_mount.c:385:25 shift exponent 220 is too large for 32-bit type 'int' CPU: 0 PID: 10914 Comm: syz-executor.2 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 chkSuper.cold+0x1e/0x98 fs/jfs/jfs_mount.c:385 jfs_mount+0x47/0x3d0 fs/jfs/jfs_mount.c:94 jfs_fill_super+0x55c/0xb50 fs/jfs/super.c:589 mount_bdev+0x2fc/0x3b0 fs/super.c:1158 mount_fs+0xa3/0x318 fs/super.c:1261 vfs_kern_mount.part.0+0x68/0x470 fs/namespace.c:961 vfs_kern_mount fs/namespace.c:951 [inline] do_new_mount fs/namespace.c:2469 [inline] do_mount+0x51c/0x2f10 fs/namespace.c:2799 ksys_mount+0xcf/0x130 fs/namespace.c:3015 __do_sys_mount fs/namespace.c:3029 [inline] __se_sys_mount fs/namespace.c:3026 [inline] __x64_sys_mount+0xba/0x150 fs/namespace.c:3026 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x460bca Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 RSP: 002b:00007f6409896a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f6409896b20 RCX: 0000000000460bca RDX: 0000000020000000 RSI: 00000000200000c0 RDI: 00007f6409896ae0 RBP: 00007f6409896ae0 R08: 00007f6409896b20 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 R13: 00000000200000c0 R14: 0000000020000200 R15: 00000000200004c0 ================================================================================ ================================================================================ UBSAN: Undefined behaviour in fs/jfs/jfs_imap.c:458:7 shift exponent -208 is negative CPU: 0 PID: 10914 Comm: syz-executor.2 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 diReadSpecial.cold+0x1b/0x3e fs/jfs/jfs_imap.c:458 jfs_mount+0x83/0x3d0 fs/jfs/jfs_mount.c:98 jfs_fill_super+0x55c/0xb50 fs/jfs/super.c:589 mount_bdev+0x2fc/0x3b0 fs/super.c:1158 mount_fs+0xa3/0x318 fs/super.c:1261 vfs_kern_mount.part.0+0x68/0x470 fs/namespace.c:961 vfs_kern_mount fs/namespace.c:951 [inline] do_new_mount fs/namespace.c:2469 [inline] do_mount+0x51c/0x2f10 fs/namespace.c:2799 ksys_mount+0xcf/0x130 fs/namespace.c:3015 __do_sys_mount fs/namespace.c:3029 [inline] __se_sys_mount fs/namespace.c:3026 [inline] __x64_sys_mount+0xba/0x150 fs/namespace.c:3026 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x460bca Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 RSP: 002b:00007f6409896a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f6409896b20 RCX: 0000000000460bca RDX: 0000000020000000 RSI: 00000000200000c0 RDI: 00007f6409896ae0 RBP: 00007f6409896ae0 R08: 00007f6409896b20 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 R13: 00000000200000c0 R14: 0000000020000200 R15: 00000000200004c0 ================================================================================ EXT4-fs (loop3): VFS: Can't find ext4 filesystem ufs: Invalid option: "smacQE" or missing value ufs: wrong mount options BTRFS: device fsid f27a566b-cd43-484e-ac91-9061ceff1bf4 devid 1 transid 7 /dev/loop3 BTRFS error (device loop3): unsupported checksum algorithm 3 BTRFS error (device loop3): superblock checksum mismatch BTRFS error (device loop3): open_ctree failed ufs: Invalid option: "smacQE" or missing value ufs: wrong mount options EXT4-fs (sda1): changing journal_checksum during remount not supported; ignoring BTRFS error (device loop3): unsupported checksum algorithm 3 BTRFS error (device loop3): superblock checksum mismatch EXT4-fs (sda1): re-mounted. Opts: journal_checksum,,errors=continue EXT4-fs (sda1): changing journal_checksum during remount not supported; ignoring BTRFS error (device loop3): open_ctree failed EXT4-fs (sda1): re-mounted. Opts: journal_checksum,,errors=continue IPVS: ftp: loaded support on port[0] = 21 BTRFS: device fsid 1a04a925-3b50-48a8-a78e-465f3f987efb devid 1 transid 5 /dev/loop5 overlayfs: missing 'lowerdir' BTRFS info (device loop5): unrecognized mount option 'nndatasum' overlayfs: missing 'lowerdir' BTRFS error (device loop5): open_ctree failed device batadv0 entered promiscuous mode A link change request failed with some changes committed already. Interface gretap0 may have been left with an inconsistent configuration, please check. IPVS: ftp: loaded support on port[0] = 21 kauditd_printk_skb: 4 callbacks suppressed audit: type=1804 audit(1601092210.482:38): pid=11112 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-testdir053843817/syzkaller.e9lVd3/56/bus" dev="sda1" ino=15984 res=1 audit: type=1804 audit(1601092210.522:39): pid=11112 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-testdir053843817/syzkaller.e9lVd3/56/bus" dev="sda1" ino=15984 res=1 audit: type=1804 audit(1601092210.552:40): pid=11113 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-testdir778822784/syzkaller.0n94BQ/32/bus" dev="sda1" ino=15983 res=1 device lo entered promiscuous mode audit: type=1804 audit(1601092211.252:41): pid=11144 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-testdir778822784/syzkaller.0n94BQ/32/bus" dev="sda1" ino=15983 res=1 openvswitch: netlink: Message has 5 unknown bytes. VPS: Can't find an adfs filesystem on dev loop0. VPS: Can't find an adfs filesystem on dev loop0. ldm_parse_privhead(): Cannot find PRIVHEAD structure. LDM database is corrupt. Aborting. ldm_validate_privheads(): Cannot find PRIVHEAD 1. loop1: p2 < > p4 loop1: p4 size 2097152 extends beyond EOD, truncated audit: type=1800 audit(1601092213.562:42): pid=11251 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="file0" dev="sda1" ino=16012 res=0 EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue netlink: 40 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. ldm_parse_privhead(): Cannot find PRIVHEAD structure. LDM database is corrupt. Aborting. netlink: 40 bytes leftover after parsing attributes in process `syz-executor.2'. ldm_validate_privheads(): Cannot find PRIVHEAD 1. netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. overlayfs: unrecognized mount option "lo7erdir=./bus" or missing value loop1: p2 < > p4 overlayfs: unrecognized mount option "lo7erdir=./bus" or missing value loop1: p4 size 2097152 extends beyond EOD, truncated block nbd5: Receive control failed (result -107) block nbd5: shutting down sockets attempt to access beyond end of device block nbd5: Receive control failed (result -107) loop4: rw=0, want=2663711288, limit=32 Buffer I/O error on dev loop4, logical block 1331855643, async page read attempt to access beyond end of device print_req_error: I/O error, dev loop1, sector 36028797018963960 NILFS (loop1): unable to read secondary superblock (blocksize = 1024) loop4: rw=0, want=108, limit=32 NILFS (loop1): couldn't find nilfs on the device Buffer I/O error on dev loop4, logical block 53, async page read audit: type=1804 audit(1601092215.482:43): pid=11385 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-testdir053843817/syzkaller.e9lVd3/64/bus" dev="sda1" ino=16031 res=1 audit: type=1804 audit(1601092215.522:44): pid=11385 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-testdir053843817/syzkaller.e9lVd3/64/bus" dev="sda1" ino=16031 res=1 audit: type=1804 audit(1601092215.572:45): pid=11379 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-testdir053843817/syzkaller.e9lVd3/64/bus" dev="sda1" ino=16031 res=1 overlayfs: './file1' not a directory audit: type=1804 audit(1601092215.572:46): pid=11379 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-testdir053843817/syzkaller.e9lVd3/64/bus" dev="sda1" ino=16031 res=1 audit: type=1804 audit(1601092215.582:47): pid=11379 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-testdir053843817/syzkaller.e9lVd3/64/bus" dev="sda1" ino=16031 res=1 audit: type=1804 audit(1601092215.602:48): pid=11379 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-testdir053843817/syzkaller.e9lVd3/64/bus" dev="sda1" ino=16031 res=1 audit: type=1804 audit(1601092215.612:49): pid=11387 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-testdir053843817/syzkaller.e9lVd3/64/bus" dev="sda1" ino=16031 res=1 audit: type=1804 audit(1601092215.652:50): pid=11379 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-testdir053843817/syzkaller.e9lVd3/64/bus" dev="sda1" ino=16031 res=1