netlink: 256 bytes leftover after parsing attributes in process `syz.0.0'.
loop0: detected capacity change from 0 to 32768
(syz.0.0,5115,0):ocfs2_parse_options:1448 ERROR: Unrecognized mount option "heartbE<‰(D»Áeat=none" or missing value
(syz.0.0,5115,0):ocfs2_fill_super:1178 ERROR: status = -22
getblk(): invalid block size 512 requested
logical block size: 2048
CPU: 0 UID: 0 PID: 5115 Comm: syz.0.0 Not tainted 6.11.0-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:93 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:119
__getblk_slow fs/buffer.c:1128 [inline]
bdev_getblk+0x4a6/0x550 fs/buffer.c:1441
__getblk include/linux/buffer_head.h:381 [inline]
sb_getblk include/linux/buffer_head.h:387 [inline]
ocfs2_read_blocks+0x4ea/0x1620 fs/ocfs2/buffer_head_io.c:236
ocfs2_read_inode_block_full fs/ocfs2/inode.c:1593 [inline]
ocfs2_read_inode_block+0x106/0x1e0 fs/ocfs2/inode.c:1605
ocfs2_find_entry_id fs/ocfs2/dir.c:405 [inline]
ocfs2_find_entry+0xab6/0x2780 fs/ocfs2/dir.c:1078
ocfs2_find_files_on_disk+0xff/0x360 fs/ocfs2/dir.c:1980
ocfs2_lookup_ino_from_name+0xb1/0x1e0 fs/ocfs2/dir.c:2002
ocfs2_lookup+0x292/0xa60 fs/ocfs2/namei.c:122
__lookup_slow+0x28c/0x3f0 fs/namei.c:1718
lookup_slow+0x53/0x70 fs/namei.c:1735
walk_component fs/namei.c:2039 [inline]
link_path_walk+0x99b/0xea0 fs/namei.c:2404
path_lookupat+0xa9/0x450 fs/namei.c:2565
filename_lookup+0x256/0x610 fs/namei.c:2595
kern_path+0x35/0x50 fs/namei.c:2703
unix_find_bsd net/unix/af_unix.c:1127 [inline]
unix_find_other+0x123/0x910 net/unix/af_unix.c:1188
unix_dgram_sendmsg+0xae0/0x1f80 net/unix/af_unix.c:2055
sock_sendmsg_nosec net/socket.c:730 [inline]
__sock_sendmsg+0x221/0x270 net/socket.c:745
____sys_sendmsg+0x525/0x7d0 net/socket.c:2597
___sys_sendmsg net/socket.c:2651 [inline]
__sys_sendmmsg+0x3b2/0x740 net/socket.c:2737
__do_sys_sendmmsg net/socket.c:2766 [inline]
__se_sys_sendmmsg net/socket.c:2763 [inline]
__x64_sys_sendmmsg+0xa0/0xb0 net/socket.c:2763
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: 0033:0x7fe6df17def9
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:00007fe6e0048038 EFLAGS: 00000246 ORIG_RAX: 0000000000000133
RAX: ffffffffffffffda RBX: 00007fe6df335f80 RCX: 00007fe6df17def9
RDX: 0000000000000001 RSI: 0000000020000e80 RDI: 000000000000000f
RBP: 00007fe6df1f0b76 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fe6df335f80 R15: 00007fff8ad119c8
(syz.0.0,5115,0):ocfs2_read_blocks:240 ERROR: status = -12
=====================================
WARNING: bad unlock balance detected!
6.11.0-syzkaller #0 Not tainted
-------------------------------------
syz.0.0/5115 is trying to release lock (&oi->ip_io_mutex) at:
[] ocfs2_read_blocks+0x11c6/0x1620 fs/ocfs2/buffer_head_io.c:394
but there are no more locks to release!
other info that might help us debug this:
1 lock held by syz.0.0/5115:
#0: ffff8880405b89c0 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: inode_lock_shared include/linux/fs.h:810 [inline]
#0: ffff8880405b89c0 (&type->i_mutex_dir_key#6){.+.+}-{3:3}, at: lookup_slow+0x45/0x70 fs/namei.c:1734
stack backtrace:
CPU: 0 UID: 0 PID: 5115 Comm: syz.0.0 Not tainted 6.11.0-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:93 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:119
print_unlock_imbalance_bug+0x256/0x2c0 kernel/locking/lockdep.c:5199
__lock_release kernel/locking/lockdep.c:5436 [inline]
lock_release+0x5cb/0xa30 kernel/locking/lockdep.c:5780
__mutex_unlock_slowpath+0xe2/0x750 kernel/locking/mutex.c:912
ocfs2_read_blocks+0x11c6/0x1620 fs/ocfs2/buffer_head_io.c:394
ocfs2_read_inode_block_full fs/ocfs2/inode.c:1593 [inline]
ocfs2_read_inode_block+0x106/0x1e0 fs/ocfs2/inode.c:1605
ocfs2_find_entry_id fs/ocfs2/dir.c:405 [inline]
ocfs2_find_entry+0xab6/0x2780 fs/ocfs2/dir.c:1078
ocfs2_find_files_on_disk+0xff/0x360 fs/ocfs2/dir.c:1980
ocfs2_lookup_ino_from_name+0xb1/0x1e0 fs/ocfs2/dir.c:2002
ocfs2_lookup+0x292/0xa60 fs/ocfs2/namei.c:122
__lookup_slow+0x28c/0x3f0 fs/namei.c:1718
lookup_slow+0x53/0x70 fs/namei.c:1735
walk_component fs/namei.c:2039 [inline]
link_path_walk+0x99b/0xea0 fs/namei.c:2404
path_lookupat+0xa9/0x450 fs/namei.c:2565
filename_lookup+0x256/0x610 fs/namei.c:2595
kern_path+0x35/0x50 fs/namei.c:2703
unix_find_bsd net/unix/af_unix.c:1127 [inline]
unix_find_other+0x123/0x910 net/unix/af_unix.c:1188
unix_dgram_sendmsg+0xae0/0x1f80 net/unix/af_unix.c:2055
sock_sendmsg_nosec net/socket.c:730 [inline]
__sock_sendmsg+0x221/0x270 net/socket.c:745
____sys_sendmsg+0x525/0x7d0 net/socket.c:2597
___sys_sendmsg net/socket.c:2651 [inline]
__sys_sendmmsg+0x3b2/0x740 net/socket.c:2737
__do_sys_sendmmsg net/socket.c:2766 [inline]
__se_sys_sendmmsg net/socket.c:2763 [inline]
__x64_sys_sendmmsg+0xa0/0xb0 net/socket.c:2763
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: 0033:0x7fe6df17def9
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:00007fe6e0048038 EFLAGS: 00000246 ORIG_RAX: 0000000000000133
RAX: ffffffffffffffda RBX: 00007fe6df335f80 RCX: 00007fe6df17def9
RDX: 0000000000000001 RSI: 0000000020000e80 RDI: 000000000000000f
RBP: 00007fe6df1f0b76 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fe6df335f80 R15: 00007fff8ad119c8
(syz.0.0,5115,0):ocfs2_find_entry_id:407 ERROR: status = -12