------------[ cut here ]------------
WARNING: CPU: 1 PID: 4723 at kernel/cgroup/cgroup.c:1471 cset_cgroup_from_root+0x24c/0x2dc kernel/cgroup/cgroup.c:1471
Modules linked in:
CPU: 1 PID: 4723 Comm: syz.1.101 Not tainted 6.1.103-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : cset_cgroup_from_root+0x24c/0x2dc kernel/cgroup/cgroup.c:1471
lr : cset_cgroup_from_root+0x24c/0x2dc kernel/cgroup/cgroup.c:1471
sp : ffff80001df575e0
x29: ffff80001df575e0 x28: ffff0000eed7d008 x27: ffff0000ebb11418
x26: 1fffe0001ddafa03 x25: ffff0000eed7d018 x24: dfff800000000000
x23: ffff8000159c057c x22: ffff8000159c0000 x21: 0000000000000000
x20: ffff800015bbf020 x19: ffff0000d01a4000 x18: ffff80001df57360
x17: ffff800018a96000 x16: ffff800008303e0c x15: ffff80001857bf80
x14: 00000000076e95c6 x13: dfff800000000000 x12: 0000000000040000
x11: 0000000000001038 x10: ffff80001eaea000 x9 : ffff80000846d920
x8 : 0000000000001039 x7 : 0000000000000000 x6 : 0000000000000000
x5 : ffff800018c82578 x4 : 0000000000000008 x3 : ffff0000ed33e400
x2 : 0000000000001000 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 cset_cgroup_from_root+0x24c/0x2dc kernel/cgroup/cgroup.c:1471
 cgroup_path_ns_locked+0x70/0xd4 kernel/cgroup/cgroup.c:2358
 proc_cpuset_show+0x298/0x42c kernel/cgroup/cpuset.c:4220
 proc_single_show+0xf4/0x1b8 fs/proc/base.c:777
 traverse+0x1e8/0x554 fs/seq_file.c:111
 seq_read_iter+0xb84/0xc44 fs/seq_file.c:195
 seq_read+0x1e8/0x2c0 fs/seq_file.c:162
 do_iter_read+0x41c/0x9a8 fs/read_write.c:798
 vfs_readv fs/read_write.c:916 [inline]
 do_preadv+0x1e4/0x324 fs/read_write.c:1008
 __do_sys_preadv fs/read_write.c:1058 [inline]
 __se_sys_preadv fs/read_write.c:1053 [inline]
 __arm64_sys_preadv+0xa0/0xb8 fs/read_write.c:1053
 __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:140
 do_el0_svc+0x64/0x218 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: 224
hardirqs last  enabled at (223): [<ffff80001236a8cc>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
hardirqs last  enabled at (223): [<ffff80001236a8cc>] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194
hardirqs last disabled at (224): [<ffff80001236a72c>] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline]
hardirqs last disabled at (224): [<ffff80001236a72c>] _raw_spin_lock_irq+0x34/0x9c kernel/locking/spinlock.c:170
softirqs last  enabled at (194): [<ffff800008032978>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (192): [<ffff800008032944>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---