rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5038 jiffies s: 57009 root: 0x1/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 10360 Comm: syz.1.2161 Not tainted 6.1.126-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:debug_spin_lock_before kernel/locking/spinlock_debug.c:87 [inline]
RIP: 0010:do_raw_spin_lock+0x101/0x370 kernel/locking/spinlock_debug.c:114
Code: 49 8d 5c 24 08 49 89 df 49 c1 ef 03 41 0f b6 04 17 84 c0 0f 85 af 01 00 00 4c 89 6c 24 30 4c 8d 74 24 60 48 89 5c 24 18 8b 03 <65> 8b 0d 68 18 96 7e 39 c8 0f 84 1d 01 00 00 4d 89 f5 49 c1 ed 03
RSP: 0018:ffffc90000006c60 EFLAGS: 00000046
RAX: 00000000ffffffff RBX: ffff8880b8e2a4c8 RCX: ffff88802ab68000
RDX: dffffc0000000000 RSI: 1ffff92000000d94 RDI: ffff8880b8e2a4c0
RBP: ffffc90000006d30 R08: dffffc0000000000 R09: fffffbfff2249c4e
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8880b8e2a4c0
R13: ffff8880b8e2a4d0 R14: ffffc90000006cc0 R15: 1ffff110171c5499
FS:  00007f4a190686c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000057f4c000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:111 [inline]
 _raw_spin_lock_irqsave+0xdd/0x120 kernel/locking/spinlock.c:162
 hrtimer_interrupt+0xf7/0x980 kernel/time/hrtimer.c:1796
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1107 [inline]
 __sysvec_apic_timer_interrupt+0x158/0x5b0 arch/x86/kernel/apic/apic.c:1124
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0x4d/0xc0 arch/x86/kernel/apic/apic.c:1118
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:unwind_next_frame+0xb7/0x2220 arch/x86/kernel/unwind_orc.c:436
Code: 89 84 24 9c 00 00 00 48 89 8c 24 a0 00 00 00 4c 89 bc 24 80 00 00 00 48 89 6c 24 28 bf 01 00 00 00 e8 4d b8 21 00 48 89 1c 24 <48> 83 c3 50 48 89 d8 48 c1 e8 03 48 89 44 24 40 42 80 3c 30 00 74
RSP: 0018:ffffc90000006fe0 EFLAGS: 00000202
RAX: 0000000000000303 RBX: ffffc900000070c0 RCX: ffffffff97355103
RDX: dffffc0000000000 RSI: ffffffff81e208ef RDI: 0000000000000001
RBP: 1ffff92000000e18 R08: 000000000000001f R09: ffffc900000071b0
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88802ab68000
R13: ffffffff81785810 R14: dffffc0000000000 R15: ffffffff81e208ef
 arch_stack_walk+0x10d/0x140 arch/x86/kernel/stacktrace.c:25
 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
 kasan_kmalloc include/linux/kasan.h:211 [inline]
 __do_kmalloc_node mm/slab_common.c:936 [inline]
 __kmalloc_node_track_caller+0xb1/0x220 mm/slab_common.c:956
 kmalloc_reserve net/core/skbuff.c:446 [inline]
 __alloc_skb+0x135/0x670 net/core/skbuff.c:515
 alloc_skb include/linux/skbuff.h:1271 [inline]
 nlmsg_new include/net/netlink.h:991 [inline]
 __neigh_notify+0x7c/0x130 net/core/neighbour.c:3505
 neigh_cleanup_and_release+0xcc/0x300 net/core/neighbour.c:101
 neigh_del net/core/neighbour.c:225 [inline]
 neigh_remove_one+0x5c6/0x6d0 net/core/neighbour.c:246
 neigh_forced_gc net/core/neighbour.c:279 [inline]
 neigh_alloc net/core/neighbour.c:485 [inline]
 ___neigh_create+0x459/0x24b0 net/core/neighbour.c:648
 ip6_finish_output2+0x15ae/0x15f0 net/ipv6/ip6_output.c:129
 __ip6_finish_output net/ipv6/ip6_output.c:205 [inline]
 ip6_finish_output+0x6a0/0xa80 net/ipv6/ip6_output.c:216
 dst_output include/net/dst.h:444 [inline]
 NF_HOOK include/linux/netfilter.h:302 [inline]
 ndisc_send_skb+0xbab/0x14e0 net/ipv6/ndisc.c:511
 addrconf_rs_timer+0x357/0x610 net/ipv6/addrconf.c:3982
 call_timer_fn+0x1ad/0x6b0 kernel/time/timer.c:1504
 expire_timers kernel/time/timer.c:1549 [inline]
 __run_timers+0x67c/0x890 kernel/time/timer.c:1820
 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1833
 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
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:preempt_schedule_irq+0xf2/0x1c0 kernel/sched/core.c:6870
Code: 89 f5 49 c1 ed 03 eb 0d 48 f7 03 08 00 00 00 0f 84 97 00 00 00 bf 01 00 00 00 e8 19 1b a3 f6 e8 84 e9 d5 f6 fb bf 01 00 00 00 <e8> 79 b4 ff ff 43 80 7c 3d 00 00 74 08 4c 89 f7 e8 29 bc 26 f7 48
RSP: 0018:ffffc90005106ac0 EFLAGS: 00000282
RAX: 4f26cff8a0d22400 RBX: 1ffff92000a20d60 RCX: ffffffff97355103
RDX: dffffc0000000000 RSI: ffffffff8b0c0340 RDI: 0000000000000001
RBP: ffffc90005106b80 R08: ffffffff90163000 R09: ffffffff90163008
R10: ffffffff90163018 R11: ffffffff90163010 R12: 1ffff92000a20d58
R13: 1ffff92000a20d5c R14: ffffc90005106ae0 R15: dffffc0000000000
 irqentry_exit+0x53/0x80 kernel/entry/common.c:439
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:__rcu_read_unlock+0x51/0x100 kernel/rcu/tree_plugin.h:425
Code: c1 eb 03 42 0f b6 04 23 84 c0 75 61 41 8b 6d 00 ff cd 42 0f b6 04 23 84 c0 75 69 41 89 6d 00 85 ed 75 1d 4d 8d be 40 04 00 00 <4c> 89 f8 48 c1 e8 03 42 0f b6 04 20 84 c0 75 78 41 83 3f 00 75 23
RSP: 0018:ffffc90005106c48 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 1ffff1100556d087 RCX: 0000000000080000
RDX: ffffc9001f021000 RSI: 000000000005a327 RDI: 000000000005a328
RBP: 0000000000000000 R08: ffffffff81ecedb2 R09: ffffed100378a7fb
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff88802ab6843c R14: ffff88802ab68000 R15: ffff88802ab68440
 rcu_read_unlock include/linux/rcupdate.h:823 [inline]
 page_ext_put+0x91/0xb0 mm/page_ext.c:182
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1459 [inline]
 free_pcp_prepare mm/page_alloc.c:1509 [inline]
 free_unref_page_prepare+0x12a6/0x15b0 mm/page_alloc.c:3384
 free_unref_page+0x33/0x3e0 mm/page_alloc.c:3479
 free_slab mm/slub.c:2031 [inline]
 discard_slab mm/slub.c:2037 [inline]
 __unfreeze_partials+0x1b7/0x210 mm/slub.c:2586
 put_cpu_partial+0x17b/0x250 mm/slub.c:2662
 qlink_free mm/kasan/quarantine.c:168 [inline]
 qlist_free_all+0x76/0xe0 mm/kasan/quarantine.c:187
 kasan_quarantine_reduce+0x156/0x170 mm/kasan/quarantine.c:294
 ____kasan_kmalloc mm/kasan/common.c:340 [inline]
 __kasan_kmalloc+0x1f/0xb0 mm/kasan/common.c:383
 kasan_kmalloc include/linux/kasan.h:211 [inline]
 __do_kmalloc_node mm/slab_common.c:936 [inline]
 __kmalloc_node_track_caller+0xb1/0x220 mm/slab_common.c:956
 __do_krealloc mm/slab_common.c:1336 [inline]
 krealloc+0x71/0x110 mm/slab_common.c:1369
 push_jmp_history kernel/bpf/verifier.c:2479 [inline]
 is_state_visited kernel/bpf/verifier.c:12254 [inline]
 do_check kernel/bpf/verifier.c:12451 [inline]
 do_check_common+0x7f11/0xca90 kernel/bpf/verifier.c:14933
 do_check_main kernel/bpf/verifier.c:14996 [inline]
 bpf_check+0x657f/0x16120 kernel/bpf/verifier.c:15573
 bpf_prog_load+0x12df/0x1bb0 kernel/bpf/syscall.c:2646
 __sys_bpf+0x382/0x6c0 kernel/bpf/syscall.c:5025
 __do_sys_bpf kernel/bpf/syscall.c:5129 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5127 [inline]
 __x64_sys_bpf+0x78/0x90 kernel/bpf/syscall.c:5127
 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: 0033:0x7f4a18185d29
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:00007f4a19068038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f4a18375fa0 RCX: 00007f4a18185d29
RDX: 0000000000000048 RSI: 0000000020000200 RDI: 0000000000000005
RBP: 00007f4a18201b08 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f4a18375fa0 R15: 00007fffc18a7548
 </TASK>