------------[ cut here ]------------ DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff0000e22cf930, owner = 0x0, curr 0xffff0000c427d340, list empty WARNING: CPU: 1 PID: 8976 at kernel/locking/rwsem.c:1372 __up_write kernel/locking/rwsem.c:1371 [inline] WARNING: CPU: 1 PID: 8976 at kernel/locking/rwsem.c:1372 up_write+0x5c4/0x76c kernel/locking/rwsem.c:1626 Modules linked in: CPU: 1 PID: 8976 Comm: syz-executor.5 Not tainted 6.1.45-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __up_write kernel/locking/rwsem.c:1371 [inline] pc : up_write+0x5c4/0x76c kernel/locking/rwsem.c:1626 lr : __up_write kernel/locking/rwsem.c:1371 [inline] lr : up_write+0x5c4/0x76c kernel/locking/rwsem.c:1626 sp : ffff800020bd7b80 x29: ffff800020bd7c00 x28: 1ffff0000417af95 x27: 1fffe0001c459f33 x26: dfff800000000000 x25: 1fffe0001c459f27 x24: ffff0000e22cf988 x23: 0000000000000000 x22: 0000000000000000 x21: ffff0000c427d340 x20: ffff0000e22cf930 x19: ffff0000e22cf930 x18: 1fffe000368ae376 x17: ffff80001589d000 x16: ffff800008305ca4 x15: ffff0001b4571bbc x14: 1ffff00002b140b0 x13: dfff800000000000 x12: 0000000000000003 x11: ff8080000aacd628 x10: 0000000000000003 x9 : b9dfdd609b56ab00 x8 : b9dfdd609b56ab00 x7 : ffff80000827c584 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000007 x1 : ffff80001226c340 x0 : ffff80019ed80000 Call trace: __up_write kernel/locking/rwsem.c:1371 [inline] up_write+0x5c4/0x76c kernel/locking/rwsem.c:1626 inode_unlock include/linux/fs.h:761 [inline] done_path_create fs/namei.c:3857 [inline] do_mkdirat+0x258/0x610 fs/namei.c:4064 __do_sys_mkdirat fs/namei.c:4076 [inline] __se_sys_mkdirat fs/namei.c:4074 [inline] __arm64_sys_mkdirat+0x90/0xa8 fs/namei.c:4074 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581 irq event stamp: 248 hardirqs last enabled at (247): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1367 [inline] hardirqs last enabled at (247): [] finish_lock_switch+0xbc/0x1e8 kernel/sched/core.c:5000 hardirqs last disabled at (248): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (240): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (240): [] __do_softirq+0xc14/0xea0 kernel/softirq.c:600 softirqs last disabled at (219): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:79 ---[ end trace 0000000000000000 ]---