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DEBUG_RWSEMS_WARN_ON((rwsem_owner(sem) != current) && !rwsem_test_oflags(sem, RWSEM_NONSPINNABLE)): count = 0x0, magic = 0xffff0000f55f9bc0, owner = 0x0, curr 0xffff0000fa5a1bc0, list empty
WARNING: CPU: 1 PID: 8942 at kernel/locking/rwsem.c:1372 __up_write kernel/locking/rwsem.c:1371 [inline]
WARNING: CPU: 1 PID: 8942 at kernel/locking/rwsem.c:1372 up_write+0x5c4/0x76c kernel/locking/rwsem.c:1626
Modules linked in:
CPU: 1 PID: 8942 Comm: syz.0.1546 Not tainted 6.1.131-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
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 : ffff800021ff7880
x29: ffff800021ff7900 x28: 0000000000000000 x27: 1fffe0001eabf385
x26: dfff800000000000 x25: 1fffe0001eabf379 x24: ffff0000f55f9c18
x23: 0000000000000000 x22: 0000000000000000 x21: ffff0000fa5a1bc0
x20: ffff0000f55f9bc0 x19: ffff0000f55f9bc0 x18: ffff800021ff6d00
x17: 0000000000000000 x16: ffff800012327ebc x15: 0000000000000002
x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000080000
x11: 0000000000012a6d x10: ffff800022a0a000 x9 : 7ad10ec3bbd3e800
x8 : 7ad10ec3bbd3e800 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff800021ff7178 x4 : ffff800015be5320 x3 : ffff8000085888b0
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]
 vfs_setxattr+0x1b4/0x344 fs/xattr.c:311
 do_setxattr fs/xattr.c:594 [inline]
 setxattr+0x230/0x294 fs/xattr.c:617
 path_setxattr+0x17c/0x258 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+0x58/0x168 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: 154
hardirqs last  enabled at (153): [<ffff8000083404bc>] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:261
hardirqs last disabled at (154): [<ffff800012323b9c>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (8): [<ffff800008030168>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (6): [<ffff800008030134>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---