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: Mounting device (7,0) on (node local, slot 0) with ordered data mode. loop0: detected capacity change from 32768 to 0 syz.0.0: attempt to access beyond end of device loop0: rw=0, sector=71, nr_sectors = 1 limit=0 (syz.0.0,5311,0):ocfs2_assign_bh:2416 ERROR: status = -5 (syz.0.0,5311,0):ocfs2_inode_lock_full_nested:2511 ERROR: status = -5 (syz.0.0,5311,0):ocfs2_reserve_suballoc_bits:793 ERROR: status = -5 (syz.0.0,5311,0):ocfs2_reserve_cluster_bitmap_bits:1137 ERROR: status = -5 (syz.0.0,5311,0):ocfs2_local_alloc_reserve_for_window:1136 ERROR: status = -5 (syz.0.0,5311,0):ocfs2_local_alloc_reserve_for_window:1152 ERROR: status = -5 (syz.0.0,5311,0):ocfs2_local_alloc_slide_window:1267 ERROR: status = -5 (syz.0.0,5311,0):ocfs2_local_alloc_slide_window:1334 ERROR: status = -5 (syz.0.0,5311,0):ocfs2_reserve_local_alloc_bits:672 ERROR: status = -5 (syz.0.0,5311,0):ocfs2_reserve_local_alloc_bits:710 ERROR: status = -5 (syz.0.0,5311,0):ocfs2_reserve_clusters_with_limit:1170 ERROR: status = -5 (syz.0.0,5311,0):ocfs2_reserve_clusters_with_limit:1219 ERROR: status = -5 (syz.0.0,5311,0):ocfs2_lock_allocators:2749 ERROR: status = -5 (syz.0.0,5311,0):ocfs2_write_begin_nolock:1742 ERROR: status = -5 (syz.0.0,5311,0):ocfs2_write_begin:1905 ERROR: status = -5 loop0: detected capacity change from 0 to 32646 OCFS2: ERROR (device loop0): int ocfs2_validate_inode_block(struct super_block *, struct buffer_head *): Invalid dinode #17060: signature = On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted. OCFS2: File system is now read-only. (syz.0.0,5311,0):ocfs2_assign_bh:2416 ERROR: status = -30 (syz.0.0,5311,0):ocfs2_inode_lock_full_nested:2511 ERROR: status = -30 (syz.0.0,5311,0):ocfs2_inode_lock_tracker:2695 ERROR: status = -30 (syz.0.0,5311,0):ocfs2_xattr_get:1335 ERROR: status = -30 (syz.0.0,5311,0):ocfs2_truncate_file:460 ERROR: bug expression: le64_to_cpu(fe->i_size) != i_size_read(inode) (syz.0.0,5311,0):ocfs2_truncate_file:460 ERROR: Inode 17060, inode i_size = 1 != di i_size = 0, i_flags = 0x0 ------------[ cut here ]------------ kernel BUG at fs/ocfs2/file.c:460! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5311 Comm: syz.0.0 Not tainted 6.13.0-rc1-syzkaller-00025-gfeffde684ac2 #0 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+0x139f/0x1560 fs/ocfs2/file.c:454 Code: 40 01 00 00 48 c7 c6 98 ab 0e 8e ba cc 01 00 00 48 c7 c1 a0 39 48 8c 4d 89 e8 4d 89 f9 50 41 56 e8 c6 2d 18 00 48 83 c4 10 90 <0f> 0b e8 9a 79 38 08 f3 0f 1e fa 65 44 8b 35 ca 02 6c 7c bf 07 00 RSP: 0018:ffffc9000d3ef2a0 EFLAGS: 00010286 RAX: 3b72d89dfc8ef100 RBX: ffff888053c1e82c RCX: 3b72d89dfc8ef100 RDX: ffffc9000e3a2000 RSI: 00000000000048e5 RDI: 00000000000048e6 RBP: ffffc9000d3ef4d0 R08: ffffffff817f075c R09: 1ffff92001a7ddc0 R10: dffffc0000000000 R11: fffff52001a7ddc1 R12: 1ffff1100a783d04 R13: 00000000000042a4 R14: 0000000000000000 R15: 0000000000000001 FS: 00007f3db4a156c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000557e3bce3638 CR3: 0000000044642000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ocfs2_setattr+0x1890/0x1ef0 fs/ocfs2/file.c:1212 notify_change+0xbca/0xe90 fs/attr.c:552 do_truncate+0x220/0x310 fs/open.c:65 handle_truncate fs/namei.c:3449 [inline] do_open fs/namei.c:3832 [inline] path_openat+0x2e1e/0x3590 fs/namei.c:3987 do_filp_open+0x27f/0x4e0 fs/namei.c:4014 do_sys_openat2+0x13e/0x1d0 fs/open.c:1402 do_sys_open fs/open.c:1417 [inline] __do_sys_creat fs/open.c:1495 [inline] __se_sys_creat fs/open.c:1489 [inline] __x64_sys_creat+0x123/0x170 fs/open.c:1489 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f3db3b7ff19 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:00007f3db4a15058 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f3db3d45fa0 RCX: 00007f3db3b7ff19 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000300 RBP: 00007f3db3bf3986 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f3db3d45fa0 R15: 00007ffcaf158778 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ocfs2_truncate_file+0x139f/0x1560 fs/ocfs2/file.c:454 Code: 40 01 00 00 48 c7 c6 98 ab 0e 8e ba cc 01 00 00 48 c7 c1 a0 39 48 8c 4d 89 e8 4d 89 f9 50 41 56 e8 c6 2d 18 00 48 83 c4 10 90 <0f> 0b e8 9a 79 38 08 f3 0f 1e fa 65 44 8b 35 ca 02 6c 7c bf 07 00 RSP: 0018:ffffc9000d3ef2a0 EFLAGS: 00010286 RAX: 3b72d89dfc8ef100 RBX: ffff888053c1e82c RCX: 3b72d89dfc8ef100 RDX: ffffc9000e3a2000 RSI: 00000000000048e5 RDI: 00000000000048e6 RBP: ffffc9000d3ef4d0 R08: ffffffff817f075c R09: 1ffff92001a7ddc0 R10: dffffc0000000000 R11: fffff52001a7ddc1 R12: 1ffff1100a783d04 R13: 00000000000042a4 R14: 0000000000000000 R15: 0000000000000001 FS: 00007f3db4a156c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000557e3bce3638 CR3: 0000000044642000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400