rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	1-....: (1 GPs behind) idle=47f/1/0x4000000000000000 softirq=36443/36445 fqs=5229 
	(detected by 0, t=10502 jiffies, g=50369, q=472)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 13154 Comm: syz.4.2977 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:debug_smp_processor_id+0x0/0x10 lib/smp_processor_id.c:60
Code: 32 8a e8 43 01 00 00 65 c7 05 b8 db 46 76 00 00 00 00 48 c7 c7 20 e8 32 8a e8 2c 01 00 00 65 ff 0d a1 db 46 76 5b c3 00 00 cc <48> c7 c7 20 f9 79 8a 48 c7 c6 60 f9 79 8a eb 00 55 41 57 41 56 53
RSP: 0018:ffffc9000316f3f8 EFLAGS: 00000046
RAX: 1ffffffff183db93 RBX: ffffffff8c1edc98 RCX: 000000008a2c2b05
RDX: ffffffff81830ef5 RSI: ffffffff8c31eaa0 RDI: ffffffff8a2c2bc0
RBP: ffffc9000316f4f0 R08: ffffffff8d89e36f R09: 1ffffffff1b13c6d
R10: dffffc0000000000 R11: fffffbfff1b13c6e R12: dffffc0000000000
R13: 1ffff9200062de88 R14: 0000607f45e16210 R15: ffffffff8c1edc20
FS:  00007f32942936c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f251f7b8ff8 CR3: 0000000062333000 CR4: 00000000003506e0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 perf_trace_lock+0xe4/0x390 include/trace/events/lock.h:39
 trace_lock_release include/trace/events/lock.h:58 [inline]
 lock_release+0x84a/0x8a0 kernel/locking/lockdep.c:5634
 rcu_read_unlock include/linux/rcupdate.h:773 [inline]
 BPF_PROG_RUN_ARRAY include/linux/bpf.h:1444 [inline]
 trace_call_bpf+0x4fe/0x5b0 kernel/trace/bpf_trace.c:127
 perf_trace_run_bpf_submit+0x79/0x1c0 kernel/events/core.c:10016
 perf_trace_preemptirq_template+0x2aa/0x360 include/trace/events/preemptirq.h:14
 trace_irq_enable_rcuidle+0x108/0x180 include/trace/events/preemptirq.h:40
 trace_hardirqs_on+0x57/0x80 kernel/trace/trace_preemptirq.c:44
 asm_sysvec_irq_work+0x16/0x20 arch/x86/include/asm/idtentry.h:713
RIP: 0010:rcu_read_unlock_special+0x7f/0x4a0 kernel/rcu/tree_plugin.h:674
Code: eb 03 48 b8 f1 f1 f1 f1 f8 f2 f2 f2 4a 89 04 2b 42 c7 44 2b 08 f8 f3 f3 f3 65 44 8b 35 12 f2 9c 7e 41 f7 c6 00 00 f0 00 74 40 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 2b 00 00 00 00 42 c7 44 2b 08
RSP: 0018:ffffc9000316f940 EFLAGS: 00000206
RAX: a2c1f099beacff00 RBX: 1ffff9200062df2c RCX: a2c1f099beacff00
RDX: dffffc0000000000 RSI: ffffffff8a2b2780 RDI: ffffffff8a79f980
RBP: ffffc9000316fa20 R08: ffff8880b913b30b R09: 1ffff11017227661
R10: dffffc0000000000 R11: ffffed1017227662 R12: ffffffff8c322f00
R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000002
 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:422
 rcu_read_unlock include/linux/rcupdate.h:772 [inline]
 mod_objcg_mlstate+0x23b/0x2e0 mm/memcontrol.c:832
 drain_obj_stock+0x159/0x370 mm/memcontrol.c:3197
 refill_obj_stock+0x11d/0x470 mm/memcontrol.c:3242
 obj_cgroup_charge+0x1c3/0x320 mm/memcontrol.c:3301
 memcg_slab_pre_alloc_hook mm/slab.h:287 [inline]
 slab_pre_alloc_hook+0x9f/0xc0 mm/slab.h:497
 slab_alloc_node mm/slub.c:3139 [inline]
 slab_alloc mm/slub.c:3233 [inline]
 kmem_cache_alloc+0x3d/0x290 mm/slub.c:3238
 sock_alloc_inode+0x17/0xb0 net/socket.c:305
 alloc_inode fs/inode.c:261 [inline]
 new_inode_pseudo+0x5f/0x210 fs/inode.c:1001
 sock_alloc net/socket.c:628 [inline]
 __sock_create+0x129/0x900 net/socket.c:1459
 sock_create net/socket.c:1551 [inline]
 __sys_socketpair+0x1bd/0x540 net/socket.c:1651
 __do_sys_socketpair net/socket.c:1704 [inline]
 __se_sys_socketpair net/socket.c:1701 [inline]
 __x64_sys_socketpair+0x97/0xb0 net/socket.c:1701
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f3296039819
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f3294293028 EFLAGS: 00000246 ORIG_RAX: 0000000000000035
RAX: ffffffffffffffda RBX: 00007f32962b2fa0 RCX: 00007f3296039819
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: 00007f32960cfc91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000200000000080 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f32962b3038 R14: 00007f32962b2fa0 R15: 00007ffec3f5fed8
 </TASK>