UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop5): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed ================================================================================ UBSAN: Undefined behaviour in fs/ext4/super.c:3763:25 shift exponent 14024768 is too large for 32-bit type 'int' CPU: 0 PID: 16651 Comm: syz-executor.2 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 ext4_fill_super.cold+0x33b/0x4ea fs/ext4/super.c:3763 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: 0033:0x4608aa Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 ad 89 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 8a 89 fb ff c3 66 0f 1f 84 00 00 00 00 00 RSP: 002b:00007ff83f928a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007ff83f928b20 RCX: 00000000004608aa RDX: 0000000020000200 RSI: 0000000020000000 RDI: 00007ff83f928ae0 RBP: 00007ff83f928ae0 R08: 00007ff83f928b20 R09: 0000000020000200 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000200 R13: 0000000020000000 R14: 0000000020000140 R15: 00000000200002c0 ================================================================================ UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop5): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed EXT4-fs (loop2): journaled quota format not specified UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed REISERFS (device loop2): found reiserfs format "3.6" with non-standard journal UDF-fs: warning (device loop5): udf_load_vrs: No anchor found REISERFS (device loop2): using ordered data mode UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop5): udf_load_vrs: No VRS found reiserfs: using flush barriers UDF-fs: Scanning with blocksize 4096 failed REISERFS (device loop2): journal params: device loop2, size 8192, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 REISERFS (device loop2): checking transaction log (loop2) UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop5): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed audit: type=1800 audit(1603036362.815:4982): pid=16674 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=16673 res=0 UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found REISERFS (device loop2): Using r5 hash to sort names UDF-fs: Scanning with blocksize 2048 failed REISERFS (device loop2): Created .reiserfs_priv - reserved for xattr storage. UDF-fs: warning (device loop5): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop5): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! netlink: 'syz-executor.1': attribute type 10 has an invalid length. UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! team0: Device macvtap0 is up. Set it down before adding it as a team port UDF-fs: Scanning with blocksize 512 failed netlink: 'syz-executor.1': attribute type 10 has an invalid length. team0: Device macvtap0 is up. Set it down before adding it as a team port ================================================================================ UBSAN: Undefined behaviour in drivers/vhost/vhost.c:116:62 load of value 202 is not a valid value for type '_Bool' CPU: 0 PID: 16830 Comm: syz-executor.4 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_load_invalid_value.cold+0x63/0x6f lib/ubsan.c:454 vhost_init_is_le drivers/vhost/vhost.c:116 [inline] vhost_reset_is_le drivers/vhost/vhost.c:143 [inline] vhost_vq_reset.constprop.0.cold+0x15/0x1a drivers/vhost/vhost.c:325 vhost_dev_init+0x442/0x780 drivers/vhost/vhost.c:463 vhost_vsock_dev_open+0x1c9/0x310 drivers/vhost/vsock.c:629 misc_open+0x372/0x4a0 drivers/char/misc.c:141 chrdev_open+0x266/0x770 fs/char_dev.c:423 do_dentry_open+0x4aa/0x1160 fs/open.c:796 do_last fs/namei.c:3421 [inline] path_openat+0x7d5/0x2e90 fs/namei.c:3537 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 UDF-fs: warning (device loop5): udf_load_vrs: No anchor found 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:00007fcecdd7fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0000000000024840 RCX: 000000000045de59 RDX: 0000000000000002 RSI: 0000000020000040 RDI: ffffffffffffff9c RBP: 000000000118bf68 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007ffd54df16ff R14: 00007fcecdd809c0 R15: 000000000118bf2c ================================================================================ netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. UDF-fs: Scanning with blocksize 1024 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop5): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed EXT4-fs (loop1): Test dummy encryption mount option ignored EXT4-fs (loop1): mounted filesystem without journal. Opts: test_dummy_encryption,,errors=continue UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: Scanning with blocksize 512 failed libceph: resolve 'd' (ret=-3): failed libceph: parse_ips bad ip '[d' UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop5): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop5): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! new mount options do not match the existing superblock, will be ignored UDF-fs: Scanning with blocksize 512 failed netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. new mount options do not match the existing superblock, will be ignored UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop5): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed xt_CHECKSUM: CHECKSUM should be avoided. If really needed, restrict with "-p udp" and only use in OUTPUT netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! x_tables: ip6_tables: rpfilter match: used from hooks FORWARD, but only valid from PREROUTING UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop5): udf_load_vrs: No VRS found netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. UDF-fs: Scanning with blocksize 4096 failed UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed UDF-fs: warning (device loop5): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop5): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found!