Warning: Permanently added '10.128.0.30' (ED25519) to the list of known hosts.
executing program
[   41.478694][ T3966] loop0: detected capacity change from 0 to 64
[   41.657065][ T3966] 
[   41.657802][ T3966] ============================================
[   41.659525][ T3966] WARNING: possible recursive locking detected
[   41.661159][ T3966] 5.15.160-syzkaller #0 Not tainted
[   41.662461][ T3966] --------------------------------------------
[   41.663992][ T3966] syz-executor674/3966 is trying to acquire lock:
[   41.665585][ T3966] ffff0000c9ad60b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfs_find_init+0x148/0x1c8
[   41.668007][ T3966] 
[   41.668007][ T3966] but task is already holding lock:
[   41.669928][ T3966] ffff0000c9ad60b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfs_find_init+0x148/0x1c8
[   41.672423][ T3966] 
[   41.672423][ T3966] other info that might help us debug this:
[   41.674602][ T3966]  Possible unsafe locking scenario:
[   41.674602][ T3966] 
[   41.676538][ T3966]        CPU0
[   41.677427][ T3966]        ----
[   41.678213][ T3966]   lock(&tree->tree_lock/1);
[   41.679461][ T3966]   lock(&tree->tree_lock/1);
[   41.680653][ T3966] 
[   41.680653][ T3966]  *** DEADLOCK ***
[   41.680653][ T3966] 
[   41.682805][ T3966]  May be due to missing lock nesting notation
[   41.682805][ T3966] 
[   41.685040][ T3966] 5 locks held by syz-executor674/3966:
[   41.686453][ T3966]  #0: ffff0000c9ca0460 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x228/0xb3c
[   41.688822][ T3966]  #1: ffff0000d86c1628 (&sb->s_type->i_mutex_key#17){+.+.}-{3:3}, at: generic_file_write_iter+0x84/0x1b8
[   41.691714][ T3966]  #2: ffff0000d86c1478 (&HFS_I(inode)->extents_lock){+.+.}-{3:3}, at: hfs_extend_file+0xe4/0x10e4
[   41.694605][ T3966]  #3: ffff0000c9ad60b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfs_find_init+0x148/0x1c8
[   41.697139][ T3966]  #4: ffff0000d86c00f8 (&HFS_I(tree->inode)->extents_lock){+.+.}-{3:3}, at: hfs_extend_file+0xe4/0x10e4
[   41.700186][ T3966] 
[   41.700186][ T3966] stack backtrace:
[   41.701680][ T3966] CPU: 0 PID: 3966 Comm: syz-executor674 Not tainted 5.15.160-syzkaller #0
[   41.703963][ T3966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[   41.706537][ T3966] Call trace:
[   41.707355][ T3966]  dump_backtrace+0x0/0x530
[   41.708531][ T3966]  show_stack+0x2c/0x3c
[   41.709596][ T3966]  dump_stack_lvl+0x108/0x170
[   41.710790][ T3966]  dump_stack+0x1c/0x58
[   41.711925][ T3966]  __lock_acquire+0x62bc/0x7638
[   41.713211][ T3966]  lock_acquire+0x240/0x77c
[   41.714428][ T3966]  __mutex_lock_common+0x194/0x2154
[   41.715780][ T3966]  mutex_lock_nested+0xa4/0xf8
[   41.717035][ T3966]  hfs_find_init+0x148/0x1c8
[   41.718205][ T3966]  hfs_extend_file+0x24c/0x10e4
[   41.719503][ T3966]  hfs_bmap_reserve+0xd0/0x3b4
[   41.720823][ T3966]  __hfs_ext_write_extent+0x1a0/0x468
[   41.722159][ T3966]  __hfs_ext_cache_extent+0x84/0x754
[   41.723498][ T3966]  hfs_extend_file+0x278/0x10e4
[   41.724781][ T3966]  hfs_get_block+0x3ac/0x9fc
[   41.725996][ T3966]  __block_write_begin_int+0x3ec/0x1608
[   41.727483][ T3966]  cont_write_begin+0x538/0x710
[   41.728739][ T3966]  hfs_write_begin+0xa8/0xf8
[   41.729965][ T3966]  generic_perform_write+0x24c/0x520
[   41.731345][ T3966]  __generic_file_write_iter+0x230/0x454
[   41.732839][ T3966]  generic_file_write_iter+0xb4/0x1b8
[   41.734280][ T3966]  vfs_write+0x87c/0xb3c
[   41.735398][ T3966]  ksys_write+0x15c/0x26c
[   41.736534][ T3966]  __arm64_sys_write+0x7c/0x90
[   41.738421][ T3966]  invoke_syscall+0x98/0x2b8
[   41.739620][ T3966]  el0_svc_common+0x138/0x258
[   41.740864][ T3966]  do_el0_svc+0x58/0x14c
[   41.741962][ T3966]  el0_svc+0x7c/0x1f0
[   41.742985][ T3966]  el0t_64_sync_handler+0x84/0xe4
[   41.744316][ T3966]  el0t_64_sync+0x1a0/0x1a4