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WARNING: lock held when returning to user space!
6.18.0-rc7-next-20251128 #1 Not tainted
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syz-executor.0/7343 is leaving the kernel with locks still held!
1 lock held by syz-executor.0/7343:
 #0: ffff88801ae40f08 (&sb->s_type->i_mutex_key#25/1){+.+.}-{4:4}, at: start_creating_noperm+0x84/0xd0
loop7: detected capacity change from 0 to 2048
ext4: Unknown parameter 'obj_user'
serio: Serial port ptm0
loop2: detected capacity change from 0 to 2048
ext4: Unknown parameter 'obj_user'
loop7: detected capacity change from 0 to 2048
ext4: Unknown parameter 'obj_user'
loop2: detected capacity change from 0 to 2048
ext4: Unknown parameter 'obj_user'