OCFS2: ERROR (device loop0): int ocfs2_validate_inode_block(struct super_block *, struct buffer_head *): Invalid dinode #17059: signature = On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted. OCFS2: File system is now read-only. (syz.0.0,5343,0):ocfs2_assign_bh:2417 ERROR: status = -30 (syz.0.0,5343,0):ocfs2_inode_lock_full_nested:2512 ERROR: status = -30 (syz.0.0,5343,0):ocfs2_inode_lock_tracker:2694 ERROR: status = -30 (syz.0.0,5343,0):ocfs2_xattr_get:1335 ERROR: status = -30 (syz.0.0,5343,0):ocfs2_truncate_file:460 ERROR: bug expression: le64_to_cpu(fe->i_size) != i_size_read(inode) (syz.0.0,5343,0):ocfs2_truncate_file:460 ERROR: Inode 17059, inode i_size = 0 != di i_size = 1099536793600, i_flags = 0x69 ------------[ cut here ]------------ kernel BUG at fs/ocfs2/file.c:460! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5343 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+0x121e/0x13e0 fs/ocfs2/file.c:454 Code: 00 4c 89 f7 48 c7 c6 a3 e9 89 8d ba cc 01 00 00 48 c7 c1 00 b2 ab 8b 49 89 d8 4d 89 f9 50 41 54 e8 e7 4f 16 00 48 83 c4 10 90 <0f> 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c fc f8 ff ff 48 89 df e8 RSP: 0018:ffffc9000d527300 EFLAGS: 00010286 RAX: 12f9d18b77b49100 RBX: 00000000000042a3 RCX: 12f9d18b77b49100 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffc9000d527530 R08: ffffc9000d526ea7 R09: 1ffff92001aa4dd4 R10: dffffc0000000000 R11: fffff52001aa4dd5 R12: 0000010001800000 R13: ffff88805422662c R14: ffffc9000d527440 R15: 0000000000000000 FS: 00007fc5f05526c0(0000) GS:ffff88808d6b5000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9e06222000 CR3: 0000000011683000 CR4: 0000000000352ef0 Call Trace: ocfs2_setattr+0x1510/0x1b20 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:4235 [inline] do_open fs/namei.c:4632 [inline] path_openat+0x359d/0x3dd0 fs/namei.c:4787 do_filp_open+0x1fa/0x410 fs/namei.c:4814 do_sys_openat2+0x121/0x200 fs/open.c:1430 do_sys_open fs/open.c:1436 [inline] __do_sys_openat fs/open.c:1452 [inline] __se_sys_openat fs/open.c:1447 [inline] __x64_sys_openat+0x138/0x170 fs/open.c:1447 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc5ef78f7c9 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:00007fc5f0552038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fc5ef9e6090 RCX: 00007fc5ef78f7c9 RDX: 000000000000275a RSI: 0000200000000000 RDI: ffffffffffffff9c RBP: 00007fc5ef813f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fc5ef9e6128 R14: 00007fc5ef9e6090 R15: 00007fff9c5e7018 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ocfs2_truncate_file+0x121e/0x13e0 fs/ocfs2/file.c:454 Code: 00 4c 89 f7 48 c7 c6 a3 e9 89 8d ba cc 01 00 00 48 c7 c1 00 b2 ab 8b 49 89 d8 4d 89 f9 50 41 54 e8 e7 4f 16 00 48 83 c4 10 90 <0f> 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c fc f8 ff ff 48 89 df e8 RSP: 0018:ffffc9000d527300 EFLAGS: 00010286 RAX: 12f9d18b77b49100 RBX: 00000000000042a3 RCX: 12f9d18b77b49100 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffc9000d527530 R08: ffffc9000d526ea7 R09: 1ffff92001aa4dd4 R10: dffffc0000000000 R11: fffff52001aa4dd5 R12: 0000010001800000 R13: ffff88805422662c R14: ffffc9000d527440 R15: 0000000000000000 FS: 00007fc5f05526c0(0000) GS:ffff88808d6b5000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555e475e4168 CR3: 0000000011683000 CR4: 0000000000352ef0