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DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff0000ee476528, owner = 0x0, curr 0xffff0000cf471e40, list empty
WARNING: CPU: 0 PID: 7242 at kernel/locking/rwsem.c:1370 __up_write kernel/locking/rwsem.c:1369 [inline]
WARNING: CPU: 0 PID: 7242 at kernel/locking/rwsem.c:1370 up_write+0x524/0x760 kernel/locking/rwsem.c:1632
Modules linked in:
CPU: 0 UID: 0 PID: 7242 Comm: syz.2.140 Not tainted 6.11.0-rc5-syzkaller-gdf54f4a16f82 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
pstate: 60400005 (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 : ffff80009f337b60
x29: ffff80009f337be0 x28: ffff0000eb317a70 x27: 1fffe0001dc8ecb2
x26: dfff800000000000 x25: 1fffe0001dc8eca6 x24: ffff0000ee476580
x23: 0000000000000000 x22: 0000000000000000 x21: ffff0000cf471e40
x20: ffff0000ee476528 x19: ffff0000ee476528 x18: 1fffe00036799fe6
x17: ffff80008f50d000 x16: ffff800080345a84 x15: 0000000000000001
x14: 1fffe0003679cac8 x13: 0000000000000000 x12: 0000000000000003
x11: 0000000000000001 x10: 0000000000000003 x9 : b87ffdb20b6ba200
x8 : b87ffdb20b6ba200 x7 : ffff8000802b6694 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000007 x1 : ffff80008b462a00 x0 : ffff800124878000
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:804 [inline]
 done_path_create fs/namei.c:4030 [inline]
 do_mknodat+0x470/0x564 fs/namei.c:4153
 __do_sys_mknodat fs/namei.c:4166 [inline]
 __se_sys_mknodat fs/namei.c:4163 [inline]
 __arm64_sys_mknodat+0xac/0xc8 fs/namei.c:4163
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 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: 328
hardirqs last  enabled at (327): [<ffff8000802b6734>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1427 [inline]
hardirqs last  enabled at (327): [<ffff8000802b6734>] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:4942
hardirqs last disabled at (328): [<ffff80008b2ee35c>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:470
softirqs last  enabled at (320): [<ffff8000801f77b8>] softirq_handle_end kernel/softirq.c:400 [inline]
softirqs last  enabled at (320): [<ffff8000801f77b8>] handle_softirqs+0xa3c/0xbfc kernel/softirq.c:582
softirqs last disabled at (283): [<ffff800080020de8>] __do_softirq+0x14/0x20 kernel/softirq.c:588
---[ end trace 0000000000000000 ]---