loop0: detected capacity change from 0 to 32768 ======================================================= WARNING: The mand mount option has been deprecated and and is ignored by this kernel. Remove the mand option from the mount to silence this warning. ======================================================= ocfs2: Slot 0 on device (7,0) was already allocated to this node! ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. (syz.0.0,5329,0):ocfs2_check_set_options:1244 ERROR: Invalid heartbeat mount options loop0: detected capacity change from 32768 to 32767 (syz.0.0,5329,0):ocfs2_check_dir_entry:325 ERROR: bad entry in directory #65: rec_len % 4 != 0 - offset=0, inode=4503599627370496, rec_len=513, name_len=46 (syz.0.0,5329,0):ocfs2_find_dir_space_el:3511 ERROR: status = -2 (syz.0.0,5329,0):ocfs2_prepare_dir_for_insert:4302 ERROR: status = -2 (syz.0.0,5329,0):ocfs2_mknod:301 ERROR: status = -2 (syz.0.0,5329,0):ocfs2_mknod:505 ERROR: status = -2 (syz.0.0,5329,0):ocfs2_create:678 ERROR: status = -2 OCFS2: ERROR (device loop0): int ocfs2_validate_inode_block(struct super_block *, struct buffer_head *): Invalid dinode #17059: signature = ODE01 On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted. OCFS2: File system is now read-only. (syz.0.0,5329,0):ocfs2_assign_bh:2417 ERROR: status = -30 (syz.0.0,5329,0):ocfs2_inode_lock_full_nested:2512 ERROR: status = -30 (syz.0.0,5329,0):ocfs2_inode_lock_tracker:2694 ERROR: status = -30 (syz.0.0,5329,0):ocfs2_xattr_get:1335 ERROR: status = -30 (syz.0.0,5329,0):ocfs2_truncate_file:460 ERROR: bug expression: le64_to_cpu(fe->i_size) != i_size_read(inode) (syz.0.0,5329,0):ocfs2_truncate_file:460 ERROR: Inode 17059, inode i_size = 0 != di i_size = 9223372036854775808, i_flags = 0xf82f0000 ------------[ cut here ]------------ kernel BUG at fs/ocfs2/file.c:460! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5329 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:ocfs2_truncate_file+0x1267/0x1420 fs/ocfs2/file.c:454 Code: 00 4c 89 f7 48 c7 c6 3f 41 84 8d ba cc 01 00 00 48 c7 c1 80 23 ab 8b 49 89 d8 4d 89 f9 50 41 54 e8 4e 7c 16 00 48 83 c4 10 90 <0f> 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c e5 f8 ff ff 48 89 df e8 RSP: 0018:ffffc9000d50f300 EFLAGS: 00010286 RAX: 1ad5971271052100 RBX: 00000000000042a3 RCX: 1ad5971271052100 RDX: ffffc9000de6a000 RSI: 000000000000461d RDI: 000000000000461e RBP: ffffc9000d50f530 R08: ffff88801fe24293 R09: 1ffff11003fc4852 R10: dffffc0000000000 R11: ffffed1003fc4853 R12: 8000000000000000 R13: ffff888052a9562c R14: ffffc9000d50f440 R15: 0000000000000000 FS: 00007f073cc1b6c0(0000) GS:ffff88808d733000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f073cbf9fc8 CR3: 000000000028d000 CR4: 0000000000352ef0 Call Trace: ocfs2_setattr+0x1520/0x1b40 fs/ocfs2/file.c:1212 notify_change+0xc1a/0xf40 fs/attr.c:546 do_truncate+0x1a4/0x220 fs/open.c:68 handle_truncate fs/namei.c:3596 [inline] do_open fs/namei.c:3979 [inline] path_openat+0x306c/0x3830 fs/namei.c:4134 do_filp_open+0x1fa/0x410 fs/namei.c:4161 do_sys_openat2+0x121/0x1c0 fs/open.c:1437 do_sys_open fs/open.c:1452 [inline] __do_sys_openat fs/open.c:1468 [inline] __se_sys_openat fs/open.c:1463 [inline] __x64_sys_openat+0x138/0x170 fs/open.c:1463 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f073bd8efc9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f073cc1b038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f073bfe5fa0 RCX: 00007f073bd8efc9 RDX: 000000000000275a RSI: 0000200000000080 RDI: ffffffffffffff9c RBP: 00007f073be11f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f073bfe6038 R14: 00007f073bfe5fa0 R15: 00007ffe190b3338 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ocfs2_truncate_file+0x1267/0x1420 fs/ocfs2/file.c:454 Code: 00 4c 89 f7 48 c7 c6 3f 41 84 8d ba cc 01 00 00 48 c7 c1 80 23 ab 8b 49 89 d8 4d 89 f9 50 41 54 e8 4e 7c 16 00 48 83 c4 10 90 <0f> 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c e5 f8 ff ff 48 89 df e8 RSP: 0018:ffffc9000d50f300 EFLAGS: 00010286 RAX: 1ad5971271052100 RBX: 00000000000042a3 RCX: 1ad5971271052100 RDX: ffffc9000de6a000 RSI: 000000000000461d RDI: 000000000000461e RBP: ffffc9000d50f530 R08: ffff88801fe24293 R09: 1ffff11003fc4852 R10: dffffc0000000000 R11: ffffed1003fc4853 R12: 8000000000000000 R13: ffff888052a9562c R14: ffffc9000d50f440 R15: 0000000000000000 FS: 00007f073cc1b6c0(0000) GS:ffff88808d733000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f073cbf9fc8 CR3: 000000000028d000 CR4: 0000000000352ef0