rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-.... } 3242 jiffies s: 1509 root: 0x2/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 3799 Comm: syz.3.20 Not tainted 6.1.104-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:check_kcov_mode kernel/kcov.c:173 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x23/0x60 kernel/kcov.c:207
Code: cc cc cc cc cc cc cc 48 8b 04 24 65 48 8b 0d 34 cf 77 7e 65 8b 15 35 cf 77 7e f7 c2 00 01 ff 00 74 11 f7 c2 00 01 00 00 74 35 <83> b9 1c 16 00 00 00 74 2c 8b 91 f8 15 00 00 83 fa 02 75 21 48 8b
RSP: 0018:ffffc900001e00f8 EFLAGS: 00000006
RAX: ffffffff817a16a7 RBX: 0000000000000000 RCX: ffff888027dd9dc0
RDX: 0000000000010101 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900001e01b0 R08: ffffffff817a186f R09: fffffbfff1d338d6
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: 1ffff9200003c048 R14: ffffc900001e0140 R15: 1ffff9200003c020
FS:  00007fdbb655c6c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb9fb501cf8 CR3: 0000000027e2d000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 seqcount_lockdep_reader_access+0x77/0x220 include/linux/seqlock.h:97
 ktime_get+0x31/0x270 kernel/time/timekeeping.c:846
 hrtimer_forward_now include/linux/hrtimer.h:508 [inline]
 perf_swevent_hrtimer+0x43b/0x4f0 kernel/events/core.c:10875
 __run_hrtimer kernel/time/hrtimer.c:1686 [inline]
 __hrtimer_run_queues+0x5a7/0xe50 kernel/time/hrtimer.c:1750
 hrtimer_interrupt+0x392/0x980 kernel/time/hrtimer.c:1812
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1095 [inline]
 __sysvec_apic_timer_interrupt+0x156/0x580 arch/x86/kernel/apic/apic.c:1112
 sysvec_apic_timer_interrupt+0x3e/0xb0 arch/x86/kernel/apic/apic.c:1106
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:653
RIP: 0010:ip6_mc_input+0x96e/0xbd0
Code: 30 00 74 05 e8 a3 81 82 f8 48 8b b3 50 06 00 00 bf 01 00 00 00 4c 89 e2 48 89 d9 49 c7 c0 80 8d 5f 89 e8 15 be ff ff 45 31 ff <48> 8b 5c 24 10 48 c7 44 24 40 0e 36 e0 45 49 c7 04 1e 00 00 00 00
RSP: 0018:ffffc900001e07a0 EFLAGS: 00000282
RAX: 9621c5f7a247ac01 RBX: 0000000000000000 RCX: ffffffff91f32103
RDX: dffffc0000000000 RSI: ffffffff8b0c0260 RDI: ffffffff8b5d5e20
RBP: ffffc900001e0870 R08: ffffffff81b6445c R09: ffffed1017326ad6
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888057ca6140
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
 NF_HOOK+0x39d/0x450 include/linux/netfilter.h:302
 __netif_receive_skb_one_core net/core/dev.c:5528 [inline]
 __netif_receive_skb+0x1c6/0x530 net/core/dev.c:5642
 process_backlog+0x381/0x760 net/core/dev.c:5970
 __napi_poll+0xc7/0x470 net/core/dev.c:6537
 napi_poll net/core/dev.c:6604 [inline]
 net_rx_action+0x70f/0xeb0 net/core/dev.c:6718
 handle_softirqs+0x2ee/0xa40 kernel/softirq.c:571
 __do_softirq kernel/softirq.c:605 [inline]
 invoke_softirq kernel/softirq.c:445 [inline]
 __irq_exit_rcu+0x157/0x240 kernel/softirq.c:654
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:666
 sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1106
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:653
RIP: 0010:finish_task_switch+0x1d3/0x810 kernel/sched/core.c:5120
Code: 31 0b 00 48 83 c4 08 4c 89 f7 e8 68 31 00 00 0f 1f 44 00 00 4c 89 f7 e8 eb 4b 50 09 e8 d6 22 32 00 fb 49 8d bc 24 f8 15 00 00 <48> 89 f8 48 c1 e8 03 49 bd 00 00 00 00 00 fc ff df 42 0f b6 04 28
RSP: 0018:ffffc90004636608 EFLAGS: 00000286
RAX: 9621c5f7a247ac00 RBX: ffff888027dd8034 RCX: ffffffff91f32103
RDX: dffffc0000000000 RSI: ffffffff8b0c0260 RDI: ffff888027ddb3b8
RBP: ffffc90004636650 R08: ffffffff81b6445c R09: ffffed1017326ad6
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888027dd9dc0
R13: 1ffff110173276e3 R14: ffff8880b993a9c0 R15: ffff8880b993b718
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x1447/0x4570 kernel/sched/core.c:6558
 preempt_schedule_irq+0xf7/0x1c0 kernel/sched/core.c:6870
 irqentry_exit+0x53/0x80 kernel/entry/common.c:439
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:653
RIP: 0010:stack_trace_consume_entry+0x0/0x270 kernel/stacktrace.c:83
Code: ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 7b ff ff ff 48 89 df e8 30 c0 69 00 e9 6e ff ff ff e8 56 d0 2c 09 66 0f 1f 44 00 00 <55> 41 57 41 56 41 55 41 54 53 48 83 ec 18 48 89 fb 48 ba 00 00 00
RSP: 0018:ffffc90004636998 EFLAGS: 00000286
RAX: ffffffff81a07c4d RBX: ffffc900046369a0 RCX: ffffffff8fdae000
RDX: ffffffff8ff07b01 RSI: ffffffff81a07c4d RDI: ffffc90004636a80
RBP: ffffc90004636a30 R08: ffffc90004636e08 R09: ffffc900046369f0
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888027dd9dc0
R13: ffffffff81785b00 R14: ffffc90004636a80 R15: 0000000000000000
 arch_stack_walk+0x101/0x140 arch/x86/kernel/stacktrace.c:27
 stack_trace_save+0x113/0x1c0 kernel/stacktrace.c:122
 kasan_save_stack mm/kasan/common.c:45 [inline]
 kasan_set_track+0x4b/0x70 mm/kasan/common.c:52
 ____kasan_kmalloc mm/kasan/common.c:374 [inline]
 __kasan_kmalloc+0x97/0xb0 mm/kasan/common.c:383
 kmalloc include/linux/slab.h:556 [inline]
 kzalloc include/linux/slab.h:692 [inline]
 copy_verifier_state+0x892/0xc70 kernel/bpf/verifier.c:1230
 push_stack+0x19d/0x4f0 kernel/bpf/verifier.c:1306
 check_cond_jmp_op+0x9eb/0x2000 kernel/bpf/verifier.c:10558
 do_check kernel/bpf/verifier.c:12818 [inline]
 do_check_common+0x7140/0xc1d0 kernel/bpf/verifier.c:15022
 do_check_main kernel/bpf/verifier.c:15085 [inline]
 bpf_check+0x10370/0x15e30 kernel/bpf/verifier.c:15662
 bpf_prog_load+0x12df/0x1bb0 kernel/bpf/syscall.c:2646
 __sys_bpf+0x382/0x6c0 kernel/bpf/syscall.c:5020
 __do_sys_bpf kernel/bpf/syscall.c:5124 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5122 [inline]
 __x64_sys_bpf+0x78/0x90 kernel/bpf/syscall.c:5122
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fdbb57779f9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fdbb655c038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fdbb5905f80 RCX: 00007fdbb57779f9
RDX: 0000000000000048 RSI: 00000000200054c0 RDI: 0000000000000005
RBP: 00007fdbb57e58ee R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fdbb5905f80 R15: 00007ffec67bbb98
 </TASK>