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open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) io_setup(0x1, &(0x7f00000004c0)=0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x101042, 0x0) mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x5000, 0x0) r2 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS64(r2, 0x4c04, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0, 0x8005, 0x0, 0x0, 0x0, 0x0, "ef359f413bb93852f7d6a4ae6dddfbd1ce5d29c2ee5e5ca9000ff8ee09e737ff0edf110ff4117639c2eb4b78c660e677df701905b9aafab4afaaf755a3f6a004", "036c47c6780820d1cbf7966d61fdcf335263bd9bffbcc2542ded71038259ca171ce1a311ef54ec32d71e14ef9cc093fce47d85272036dc78388e3dc177e9b496", "f28359738e229a0500000000000000d300e6d602000000000000000000000001"}) r3 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./file1\x00', 0x2, 0x0) fdatasync(r3) io_submit(r0, 0x1, &(0x7f00000002c0)=[&(0x7f0000000280)={0xffffff7f00000000, 0x0, 0x0, 0x1, 0x0, r1, &(0x7f0000000140)='i', 0x1}]) [ 89.039380][ T5100] Bluetooth: hci0: command tx timeout [ 90.773275][ T5114] loop0: detected capacity change from 0 to 32768 [ 90.811622][ T5114] ======================================================= [ 90.811622][ T5114] WARNING: The mand mount option has been deprecated and [ 90.811622][ T5114] and is ignored by this kernel. Remove the mand [ 90.811622][ T5114] option from the mount to silence this warning. [ 90.811622][ T5114] ======================================================= [ 90.899278][ T5114] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 91.040927][ T5114] loop0: detected capacity change from 32768 to 64 [ 91.053720][ T5100] Bluetooth: hci0: command tx timeout [ 91.058181][ T5118] jbd2/loop0-75: attempt to access beyond end of device [ 91.058181][ T5118] loop0: rw=38913, sector=640, nr_sectors = 1 limit=64 [ 91.072543][ T5118] Buffer I/O error on dev loop0, logical block 640, lost sync page write [ 91.081311][ T5118] JBD2: I/O error when updating journal superblock for loop0-75. [ 91.084629][ T5118] Aborting journal on device loop0-75. [ 91.097421][ T5118] jbd2/loop0-75: attempt to access beyond end of device [ 91.097421][ T5118] loop0: rw=38913, sector=640, nr_sectors = 1 limit=64 [ 91.107519][ T5118] Buffer I/O error on dev loop0, logical block 640, lost sync page write [ 91.111147][ T5118] JBD2: I/O error when updating journal superblock for loop0-75. [ 91.114121][ T5114] (syz.0.0,5114,0):ocfs2_sync_file:201 ERROR: status = -5 [ 91.121621][ T5115] (syz.0.0,5115,0):ocfs2_read_blocks:240 ERROR: status = -12 [ 91.124647][ T5115] [ 91.125548][ T5115] ===================================== [ 91.127625][ T5115] WARNING: bad unlock balance detected! [ 91.129642][ T5115] 6.11.0-rc7-syzkaller-00149-g0babf683783d #0 Not tainted [ 91.132255][ T5115] ------------------------------------- [ 91.134316][ T5115] syz.0.0/5115 is trying to release lock (&oi->ip_io_mutex) at: [ 91.137235][ T5115] [] ocfs2_read_blocks+0x11c6/0x1620 [ 91.139917][ T5115] but there are no more locks to release! [ 91.141994][ T5115] [ 91.141994][ T5115] other info that might help us debug this: [ 91.145069][ T5115] 1 lock held by syz.0.0/5115: [ 91.146892][ T5115] #0: ffff88801ff25100 (&sb->s_type->i_mutex_key#19){+.+.}-{3:3}, at: ocfs2_file_write_iter+0x46a/0x1f60 [ 91.151063][ T5115] [ 91.151063][ T5115] stack backtrace: [ 91.153451][ T5115] CPU: 0 UID: 0 PID: 5115 Comm: syz.0.0 Not tainted 6.11.0-rc7-syzkaller-00149-g0babf683783d #0 [ 91.157334][ T5115] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 91.161409][ T5115] Call Trace: [ 91.162652][ T5115] [ 91.163789][ T5115] dump_stack_lvl+0x241/0x360 [ 91.165658][ T5115] ? __pfx_dump_stack_lvl+0x10/0x10 [ 91.167620][ T5115] ? __pfx__printk+0x10/0x10 [ 91.169346][ T5115] ? ocfs2_read_blocks+0x11c6/0x1620 [ 91.171347][ T5115] print_unlock_imbalance_bug+0x256/0x2c0 [ 91.173513][ T5115] ? __pfx_print_unlock_imbalance_bug+0x10/0x10 [ 91.175731][ T5115] ? __lock_acquire+0x137a/0x2040 [ 91.177668][ T5115] lock_release+0x5cb/0xa30 [ 91.179407][ T5115] ? ocfs2_read_blocks+0x11c6/0x1620 [ 91.181473][ T5115] ? __pfx_lock_release+0x10/0x10 [ 91.183385][ T5115] ? __mlog_printk+0x281/0x2b0 [ 91.185159][ T5115] ? ocfs2_read_blocks+0x11c6/0x1620 [ 91.187269][ T5115] __mutex_unlock_slowpath+0xe2/0x750 [ 91.189347][ T5115] ? do_raw_spin_unlock+0x58/0x8b0 [ 91.191383][ T5115] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 91.193576][ T5115] ? folio_unlock+0x126/0x2f0 [ 91.195375][ T5115] ocfs2_read_blocks+0x11c6/0x1620 [ 91.197316][ T5115] ? __lock_acquire+0x137a/0x2040 [ 91.199254][ T5115] ? __pfx_ocfs2_validate_inode_block+0x10/0x10 [ 91.201896][ T5115] ? __pfx_ocfs2_read_blocks+0x10/0x10 [ 91.204382][ T5115] ? __pfx_lock_acquire+0x10/0x10 [ 91.206727][ T5115] ? ocfs2_inode_lock_full_nested+0x17b/0x1c10 [ 91.209240][ T5115] ocfs2_read_inode_block+0x106/0x1e0 [ 91.211328][ T5115] ? __pfx_ocfs2_read_inode_block+0x10/0x10 [ 91.213625][ T5115] ? do_raw_spin_unlock+0x58/0x8b0 [ 91.215646][ T5115] ocfs2_inode_lock_full_nested+0x300/0x1c10 [ 91.218003][ T5115] ? __pfx_ocfs2_inode_lock_full_nested+0x10/0x10 [ 91.220619][ T5115] ? __pfx_lock_acquire+0x10/0x10 [ 91.222641][ T5115] ? __pfx_validate_chain+0x10/0x10 [ 91.224673][ T5115] ? __pfx___might_resched+0x10/0x10 [ 91.226781][ T5115] ? generic_write_checks+0x160/0x1c0 [ 91.228818][ T5115] ? __pfx_generic_write_checks+0x10/0x10 [ 91.230992][ T5115] ocfs2_inode_lock_for_extent_tree+0x3d/0x180 [ 91.233299][ T5115] ocfs2_file_write_iter+0x693/0x1f60 [ 91.235297][ T5115] ? mark_lock+0x9a/0x350 [ 91.236903][ T5115] ? __pfx_ocfs2_file_write_iter+0x10/0x10 [ 91.239075][ T5115] ? aio_write+0x509/0x7d0 [ 91.240710][ T5115] ? __pfx_lock_release+0x10/0x10 [ 91.242686][ T5115] ? rcu_read_lock_any_held+0xb7/0x160 [ 91.244850][ T5115] ? rw_verify_area+0x1d2/0x6b0 [ 91.246746][ T5115] aio_write+0x575/0x7d0 [ 91.248342][ T5115] ? __pfx_aio_write+0x10/0x10 [ 91.250078][ T5115] ? __might_fault+0xaa/0x120 [ 91.251832][ T5115] ? __pfx_lock_release+0x10/0x10 [ 91.253702][ T5115] ? __fget_files+0x3f6/0x470 [ 91.255488][ T5115] ? __might_fault+0xaa/0x120 [ 91.257326][ T5115] io_submit_one+0x8a7/0x18b0 [ 91.259200][ T5115] ? __pfx_io_submit_one+0x10/0x10 [ 91.261087][ T5115] ? __might_fault+0xaa/0x120 [ 91.262792][ T5115] ? __pfx_lock_release+0x10/0x10 [ 91.264618][ T5115] ? lookup_ioctx+0x94/0x6a0 [ 91.266269][ T5115] ? __might_fault+0xaa/0x120 [ 91.268077][ T5115] ? __might_fault+0xc6/0x120 [ 91.269897][ T5115] __se_sys_io_submit+0x179/0x2f0 [ 91.271792][ T5115] ? __pfx___se_sys_io_submit+0x10/0x10 [ 91.273919][ T5115] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 91.276269][ T5115] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 91.278730][ T5115] ? exc_page_fault+0x590/0x8c0 [ 91.280597][ T5115] ? do_syscall_64+0xb6/0x230 [ 91.282332][ T5115] do_syscall_64+0xf3/0x230 [ 91.284036][ T5115] ? clear_bhb_loop+0x35/0x90 [ 91.285814][ T5115] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 91.288027][ T5115] RIP: 0033:0x7f973957def9 [ 91.289795][ T5115] 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 [ 91.297130][ T5115] RSP: 002b:00007f973a3fe038 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 91.300186][ T5115] RAX: ffffffffffffffda RBX: 00007f9739736058 RCX: 00007f973957def9 [ 91.303184][ T5115] RDX: 00000000200002c0 RSI: 0000000000000001 RDI: 00007f973a3dd000 [ 91.306325][ T5115] RBP: 00007f97395f0b76 R08: 0000000000000000 R09: 0000000000000000 [ 91.309154][ T5115] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 91.311763][ T5115] R13: 0000000000000001 R14: 00007f9739736058 R15: 00007fff155d30e8 [ 91.314490][ T5115] [ 91.531184][ T5115] (syz.0.0,5115,0):ocfs2_assign_bh:2416 ERROR: status = -12 [ 91.534031][ T5115] (syz.0.0,5115,0):ocfs2_inode_lock_full_nested:2511 ERROR: status = -12 [ 91.537337][ T5115] (syz.0.0,5115,0):ocfs2_prepare_inode_for_write:2261 ERROR: status = -12 [ 91.551484][ T5115] (syz.0.0,5115,0):ocfs2_file_write_iter:2440 ERROR: status = -12