rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-...0: (1 GPs behind) idle=8ea4/1/0x4000000000000000 softirq=6436/6437 fqs=5247
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:        0          0            0
rcu: 	cputime:        0          0            0   ==> 52500(ms)
rcu: 	(detected by 1, t=10502 jiffies, g=9017, q=889 ncpus=2)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 5083 Comm: syz-executor170 Not tainted 6.8.0-rc1-next-20240124-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
RIP: 0010:arch_atomic_try_cmpxchg arch/x86/include/asm/atomic.h:115 [inline]
RIP: 0010:raw_atomic_try_cmpxchg_acquire include/linux/atomic/atomic-arch-fallback.h:2164 [inline]
RIP: 0010:atomic_try_cmpxchg_acquire include/linux/atomic/atomic-instrumented.h:1296 [inline]
RIP: 0010:queued_spin_lock include/asm-generic/qspinlock.h:111 [inline]
RIP: 0010:do_raw_spin_lock+0x13e/0x2c0 kernel/locking/spinlock_debug.c:116
Code: 28 00 00 00 00 e8 52 66 7a 00 be 04 00 00 00 48 8d 7c 24 28 e8 43 66 7a 00 8b 44 24 28 ba 01 00 00 00 89 44 24 04 f0 0f b1 13 <0f> 85 95 00 00 00 65 44 8b 35 40 b7 97 7e 48 b8 00 00 00 00 00 fc
RSP: 0018:ffffc90000007d98 EFLAGS: 00000046
RAX: 0000000000000000 RBX: ffff8880b942bac0 RCX: ffffffff816c0b2d
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffffc90000007dc0
RBP: 1ffff92000000fb4 R08: 0000000000000001 R09: fffff52000000fb8
R10: 0000000000000003 R11: 0000000000000000 R12: ffff8880b942bac8
R13: ffff8880b942bad0 R14: ffff8880b942bac0 R15: ffffffff88d89150
FS:  00005555559bd380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9af2d5b3b0 CR3: 0000000023c7e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 __run_hrtimer kernel/time/hrtimer.c:1692 [inline]
 __hrtimer_run_queues+0x2c0/0xc20 kernel/time/hrtimer.c:1752
 hrtimer_interrupt+0x31b/0x800 kernel/time/hrtimer.c:1814
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline]
 __sysvec_apic_timer_interrupt+0x10f/0x410 arch/x86/kernel/apic/apic.c:1082
 sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1076
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:preempt_count_add+0x0/0x150 kernel/sched/core.c:5852
Code: 5d c3 cc cc cc cc e8 ef 72 63 09 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <f3> 0f 1e fa 48 c7 c0 20 57 5f 94 55 48 ba 00 00 00 00 00 fc ff df
RSP: 0018:ffffc9000386f888 EFLAGS: 00000246
RAX: ffffc9000386f908 RBX: ffffc9000386f968 RCX: ffffffff813c0596
RDX: 1ffff9200070df34 RSI: ffffffff813c05bb RDI: 0000000000000001
RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
R13: fffff5200070df2f R14: fffff5200070df2e R15: ffffc9000386f908
 unwind_next_frame+0xce/0x2390 arch/x86/kernel/unwind_orc.c:479
 __unwind_start+0x5a2/0x880 arch/x86/kernel/unwind_orc.c:760
 unwind_start arch/x86/include/asm/unwind.h:64 [inline]
 arch_stack_walk+0xb2/0x170 arch/x86/kernel/stacktrace.c:24
 stack_trace_save+0x95/0xd0 kernel/stacktrace.c:122
 kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
 kasan_save_track+0x14/0x30 mm/kasan/common.c:68
 poison_kmalloc_redzone mm/kasan/common.c:372 [inline]
 __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:389
 kmalloc include/linux/slab.h:590 [inline]
 kzalloc include/linux/slab.h:711 [inline]
 apparmor_sk_alloc_security+0x87/0x150 security/apparmor/lsm.c:1062
 security_sk_alloc+0x75/0xc0 security/security.c:4654
 sk_prot_alloc+0x1c7/0x2a0 net/core/sock.c:2082
 sk_alloc+0x36/0xb80 net/core/sock.c:2132
 packet_create+0x127/0x8e0 net/packet/af_packet.c:3352
 __sock_create+0x32e/0x800 net/socket.c:1571
 sock_create net/socket.c:1622 [inline]
 __sys_socket_create net/socket.c:1659 [inline]
 __sys_socket+0x14f/0x260 net/socket.c:1706
 __do_sys_socket net/socket.c:1720 [inline]
 __se_sys_socket net/socket.c:1718 [inline]
 __x64_sys_socket+0x72/0xb0 net/socket.c:1718
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd2/0x260 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f9af2d0dee9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 d1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc26af1da8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9af2d0dee9
RDX: 0000000000000000 RSI: 0000000800000003 RDI: 0000000000000011
RBP: 00000000000f4240 R08: 0000000000000000 R09: 0000000100000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc26af1e00
R13: 0000000000027c1e R14: 00007ffc26af1dcc R15: 0000000000000003
 </TASK>
INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 3.132 msecs