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. ======================================================= JBD2: Ignoring recovery information on journal ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. (syz.0.0,5351,0):ocfs2_dio_end_io:2401 ERROR: Direct IO failed, bytes = -28 (syz.0.0,5351,0):ocfs2_xa_cleanup_value_truncate:2037 ERROR: Unable to allocate an external value for xattr ima safely. Leaking 0 clusters and removing the entry ------------[ cut here ]------------ UBSAN: array-index-out-of-bounds in fs/ocfs2/xattr.c:1985:3 index 2 is out of range for type 'struct ocfs2_xattr_entry[] __counted_by(xh_count)' (aka 'struct ocfs2_xattr_entry[]') CPU: 0 UID: 0 PID: 5351 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 04/01/2014 Call Trace: dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120 ubsan_epilogue+0xa/0x30 lib/ubsan.c:233 __ubsan_handle_out_of_bounds+0xe8/0xf0 lib/ubsan.c:455 ocfs2_xa_remove_entry+0x49e/0x670 fs/ocfs2/xattr.c:1985 ocfs2_xa_cleanup_value_truncate+0x3f7/0x530 fs/ocfs2/xattr.c:-1 ocfs2_xa_prepare_entry fs/ocfs2/xattr.c:2206 [inline] ocfs2_xa_set+0x21ff/0x2b50 fs/ocfs2/xattr.c:2281 ocfs2_xattr_block_set+0x3e0/0x3350 fs/ocfs2/xattr.c:3015 __ocfs2_xattr_set_handle+0x6b3/0xf50 fs/ocfs2/xattr.c:3417 ocfs2_xattr_set+0xf3f/0x13e0 fs/ocfs2/xattr.c:3680 __vfs_setxattr+0x43c/0x480 fs/xattr.c:200 __vfs_setxattr_noperm+0x12d/0x660 fs/xattr.c:234 vfs_setxattr+0x16a/0x2e0 fs/xattr.c:321 do_setxattr fs/xattr.c:636 [inline] filename_setxattr+0x281/0x630 fs/xattr.c:665 path_setxattrat+0x3f3/0x430 fs/xattr.c:713 __do_sys_setxattr fs/xattr.c:747 [inline] __se_sys_setxattr fs/xattr.c:743 [inline] __x64_sys_setxattr+0xbc/0xe0 fs/xattr.c:743 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xe2/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff07b39acb9 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ff07c269028 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc RAX: ffffffffffffffda RBX: 00007ff07b615fa0 RCX: 00007ff07b39acb9 RDX: 00002000000013c0 RSI: 0000200000000140 RDI: 0000200000000100 RBP: 00007ff07b408bf7 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000700 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff07b616038 R14: 00007ff07b615fa0 R15: 00007fffe9eb7e08 ---[ end trace ]---