------------[ cut here ]------------ DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff0000f28380e0, owner = 0x0, curr 0xffff0000cee18000, list empty WARNING: CPU: 0 PID: 6095 at kernel/locking/rwsem.c:1372 __up_write kernel/locking/rwsem.c:1371 [inline] WARNING: CPU: 0 PID: 6095 at kernel/locking/rwsem.c:1372 up_write+0x5c4/0x76c kernel/locking/rwsem.c:1626 Modules linked in: CPU: 0 PID: 6095 Comm: syz-executor.4 Not tainted 6.1.94-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 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 : ffff80001f0c7b80 x29: ffff80001f0c7c00 x28: 1ffff00003e18f90 x27: 1fffe0001e507029 x26: dfff800000000000 x25: 1fffe0001e50701d x24: ffff0000f2838138 x23: 0000000000000000 x22: 0000000000000000 x21: ffff0000cee18000 x20: ffff0000f28380e0 x19: ffff0000f28380e0 x18: ffff80001f0c6f80 x17: 0000000000000000 x16: ffff80001215f7e4 x15: 0000000000000002 x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000040000 x11: 000000000001741f x10: ffff80001e3e9000 x9 : 41c000f00ce25600 x8 : 41c000f00ce25600 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001f0c7478 x4 : ffff800015932ae0 x3 : ffff80000858691c x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 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:763 [inline] done_path_create fs/namei.c:3929 [inline] do_mkdirat+0x26c/0x510 fs/namei.c:4136 __do_sys_mkdirat fs/namei.c:4148 [inline] __se_sys_mkdirat fs/namei.c:4146 [inline] __arm64_sys_mkdirat+0x90/0xa8 fs/namei.c:4146 __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:585 irq event stamp: 208 hardirqs last enabled at (207): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:261 hardirqs last disabled at (208): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (148): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (146): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]---