------------[ cut here ]------------ DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff00011c016a70, owner = 0x0, curr 0xffff0000d9b151c0, list empty WARNING: CPU: 1 PID: 7142 at kernel/locking/rwsem.c:1342 __up_write kernel/locking/rwsem.c:1341 [inline] WARNING: CPU: 1 PID: 7142 at kernel/locking/rwsem.c:1342 up_write+0x384/0x438 kernel/locking/rwsem.c:1594 Modules linked in: CPU: 1 PID: 7142 Comm: syz-executor.4 Not tainted 5.15.119-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __up_write kernel/locking/rwsem.c:1341 [inline] pc : up_write+0x384/0x438 kernel/locking/rwsem.c:1594 lr : __up_write kernel/locking/rwsem.c:1341 [inline] lr : up_write+0x384/0x438 kernel/locking/rwsem.c:1594 sp : ffff80001d587be0 x29: ffff80001d587bf0 x28: 1ffff00003ab0f91 x27: dfff800000000000 x26: dfff800000000000 x25: 1fffe00023802d5b x24: ffff00011c016ac8 x23: 0000000000000000 x22: 0000000000000000 x21: ffff0000d9b151c0 x20: ffff00011c016a70 x19: ffff00011c016a70 x18: 1fffe0003690338e x17: 1fffe0003690338e x16: ffff800011959e9c x15: ffff80001498f100 x14: 1ffff0000291e06a x13: ffffffffffffffff x12: 0000000000040000 x11: 0000000000032253 x10: ffff80002340b000 x9 : 14e0bcbc44490700 x8 : 14e0bcbc44490700 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a956020 x2 : ffff0001b4819d10 x1 : 0000000100000000 x0 : 00000000000000bd Call trace: __up_write kernel/locking/rwsem.c:1341 [inline] up_write+0x384/0x438 kernel/locking/rwsem.c:1594 inode_unlock include/linux/fs.h:792 [inline] done_path_create fs/namei.c:3815 [inline] do_mkdirat+0x258/0x610 fs/namei.c:4022 __do_sys_mkdirat fs/namei.c:4034 [inline] __se_sys_mkdirat fs/namei.c:4032 [inline] __arm64_sys_mkdirat+0x90/0xa8 fs/namei.c:4032 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:596 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 580 hardirqs last enabled at (579): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (579): [] finish_lock_switch+0xbc/0x1e8 kernel/sched/core.c:4780 hardirqs last disabled at (580): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (574): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (574): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (469): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (469): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (469): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 3e138d756f0c332d ]---