------------[ cut here ]------------ DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff0000f031c410, owner = 0x0, curr 0xffff0000c9ebdac0, list empty WARNING: CPU: 0 PID: 8964 at kernel/locking/rwsem.c:1370 __up_write kernel/locking/rwsem.c:1369 [inline] WARNING: CPU: 0 PID: 8964 at kernel/locking/rwsem.c:1370 up_write+0x524/0x760 kernel/locking/rwsem.c:1632 Modules linked in: CPU: 0 PID: 8964 Comm: syz-executor.3 Not tainted 6.9.0-rc4-syzkaller-g6a71d2909427 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 pstate: 60401005 (nZCv daif +PAN -UAO -TCO -DIT +SSBS BTYPE=--) pc : __up_write kernel/locking/rwsem.c:1369 [inline] pc : up_write+0x524/0x760 kernel/locking/rwsem.c:1632 lr : __up_write kernel/locking/rwsem.c:1369 [inline] lr : up_write+0x524/0x760 kernel/locking/rwsem.c:1632 sp : ffff800099177880 x29: ffff800099177900 x28: 0000000000000000 x27: 1fffe0001e06388f x26: dfff800000000000 x25: 1fffe0001e063883 x24: ffff0000f031c468 x23: 0000000000000000 x22: 0000000000000000 x21: ffff0000c9ebdac0 x20: ffff0000f031c410 x19: ffff0000f031c410 x18: 1fffe000367b9596 x17: ffff80008ee7d000 x16: ffff800080333fec x15: 0000000000000001 x14: 1fffe000367bc190 x13: 0000000000000000 x12: 0000000000000003 x11: 0000000000000001 x10: 0000000000000003 x9 : c46ace2317a3d900 x8 : c46ace2317a3d900 x7 : ffff8000802aabc8 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000007 x1 : ffff80008afdfb40 x0 : ffff800124ff9000 Call trace: __up_write kernel/locking/rwsem.c:1369 [inline] up_write+0x524/0x760 kernel/locking/rwsem.c:1632 inode_unlock include/linux/fs.h:800 [inline] vfs_setxattr+0x1b4/0x344 fs/xattr.c:323 do_setxattr fs/xattr.c:629 [inline] setxattr+0x208/0x29c fs/xattr.c:652 path_setxattr+0x17c/0x258 fs/xattr.c:671 __do_sys_setxattr fs/xattr.c:687 [inline] __se_sys_setxattr fs/xattr.c:683 [inline] __arm64_sys_setxattr+0xbc/0xd8 fs/xattr.c:683 __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 irq event stamp: 250 hardirqs last enabled at (249): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1397 [inline] hardirqs last enabled at (249): [] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5163 hardirqs last disabled at (250): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:470 softirqs last enabled at (232): [] softirq_handle_end kernel/softirq.c:400 [inline] softirqs last enabled at (232): [] __do_softirq+0xb10/0xd2c kernel/softirq.c:583 softirqs last disabled at (127): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 ---[ end trace 0000000000000000 ]---