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DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff0000f5507318, owner = 0x0, curr 0xffff0000dbee8000, list empty
WARNING: CPU: 0 PID: 4971 at kernel/locking/rwsem.c:1372 __up_write kernel/locking/rwsem.c:1371 [inline]
WARNING: CPU: 0 PID: 4971 at kernel/locking/rwsem.c:1372 up_write+0x494/0x5c0 kernel/locking/rwsem.c:1626
Modules linked in:
CPU: 0 PID: 4971 Comm: syz.3.97 Not tainted 6.1.147-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __up_write kernel/locking/rwsem.c:1371 [inline]
pc : up_write+0x494/0x5c0 kernel/locking/rwsem.c:1626
lr : __up_write kernel/locking/rwsem.c:1371 [inline]
lr : up_write+0x494/0x5c0 kernel/locking/rwsem.c:1626
sp : ffff8000214f7960
x29: ffff8000214f7970 x28: dfff800000000000 x27: ffff8000214f7aa0
x26: dfff800000000000 x25: 1fffe0001eaa0e70 x24: ffff0000f5507370
x23: 0000000000000000 x22: 0000000000000000 x21: ffff0000dbee8000
x20: ffff0000f5507318 x19: ffff0000f5507318 x18: ffff800011aabce0
x17: 1fffe00033ed9d7e x16: ffff8000082d2374 x15: 0000000040000000
x14: 0000000000000002 x13: 1ffff00002a160b1 x12: 0000000000ff0100
x11: ff0080000a88c734 x10: 0000000000000003 x9 : 87e791ca62b93400
x8 : 87e791ca62b93400 x7 : ffff800008251ec8 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000007 x1 : ffff800011aad7e0 x0 : ffff80018a6c9000
Call trace:
 __up_write kernel/locking/rwsem.c:1371 [inline]
 up_write+0x494/0x5c0 kernel/locking/rwsem.c:1626
 inode_unlock include/linux/fs.h:763 [inline]
 vfs_setxattr+0x164/0x2ac fs/xattr.c:311
 do_setxattr fs/xattr.c:594 [inline]
 setxattr+0x228/0x28c fs/xattr.c:617
 path_setxattr+0x12c/0x25c fs/xattr.c:636
 __do_sys_setxattr fs/xattr.c:652 [inline]
 __se_sys_setxattr fs/xattr.c:648 [inline]
 __arm64_sys_setxattr+0xbc/0xd8 fs/xattr.c:648
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x138 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: 230
hardirqs last  enabled at (229): [<ffff800008251f5c>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1367 [inline]
hardirqs last  enabled at (229): [<ffff800008251f5c>] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:5003
hardirqs last disabled at (230): [<ffff8000119455d8>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (222): [<ffff8000081a9670>] softirq_handle_end kernel/softirq.c:439 [inline]
softirqs last  enabled at (222): [<ffff8000081a9670>] handle_softirqs+0xaf8/0xc6c kernel/softirq.c:624
softirqs last disabled at (207): [<ffff800008020164>] __do_softirq+0x14/0x20 kernel/softirq.c:630
---[ end trace 0000000000000000 ]---