sctp: [Deprecated]: syz-executor5 (pid 19742) Use of struct sctp_assoc_value in delayed_ack socket option.
Use struct sctp_sack_info instead
INFO: rcu_sched detected stalls on CPUs/tasks:
	(detected by 0, t=100002 jiffies, g=72674, c=72673, q=107)
All QSes seen, last rcu_sched kthread activity 100002 (4295164685-4295064683), jiffies_till_next_fqs=3, root ->qsmask 0x0
syz-executor5   R  running task    57312  4582   4574 0x00000008
Call Trace:
 <IRQ>
 sched_show_task+0x610/0x760 kernel/sched/core.c:5332
 print_other_cpu_stall kernel/rcu/tree.c:1441 [inline]
 check_cpu_stall kernel/rcu/tree.c:1559 [inline]
 __rcu_pending kernel/rcu/tree.c:3244 [inline]
 rcu_pending kernel/rcu/tree.c:3291 [inline]
 rcu_check_callbacks+0x2632/0x29a0 kernel/rcu/tree.c:2646
 update_process_times+0x132/0x1a0 kernel/time/timer.c:1636
 tick_sched_handle kernel/time/tick-sched.c:164 [inline]
 tick_sched_timer+0x3bf/0x520 kernel/time/tick-sched.c:1274
 __run_hrtimer kernel/time/hrtimer.c:1398 [inline]
 __hrtimer_run_queues+0xc74/0x1680 kernel/time/hrtimer.c:1460
 hrtimer_interrupt+0x451/0x13c0 kernel/time/hrtimer.c:1518
 local_apic_timer_interrupt+0x6b/0x250 arch/x86/kernel/apic/apic.c:1025
 smp_apic_timer_interrupt+0x5a/0x90 arch/x86/kernel/apic/apic.c:1053
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:868
 </IRQ>
RIP: 0010:rep_nop arch/x86/include/asm/processor.h:658 [inline]
RIP: 0010:cpu_relax arch/x86/include/asm/processor.h:663 [inline]
RIP: 0010:csd_lock_wait kernel/smp.c:108 [inline]
RIP: 0010:smp_call_function_single+0x357/0x500 kernel/smp.c:302
Code: 85 93 00 00 00 e8 89 c5 12 00 e9 be 00 00 00 8b 3a e8 1d 74 6e 00 45 85 f6 74 91 41 89 de eb 08 0f 1f 00 e8 6b c5 12 00 f3 90 <8b> 5c 24 58 4c 89 e7 e8 dd 69 6e 00 8b 00 83 e0 01 83 e3 01 85 c0 
RSP: 0018:ffff88013b47f5a0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffffffff815565a5 RBX: 0000000000000001 RCX: ffff88013c8fbb00
RDX: 0000000000000000 RSI: aaaaaaaaaaaab000 RDI: ffffea000763afa0
RBP: ffff88013b47f668 R08: 0000000000000000 R09: 0000000000000002
R10: 0000000000000000 R11: ffffffff8117d090 R12: ffff88013b47f5f8
R13: 0000000000000000 R14: 0000000000000000 R15: ffff88013c8fc400
 smp_call_function_many+0x672/0xe30 kernel/smp.c:434
 smp_call_function kernel/smp.c:492 [inline]
 on_each_cpu+0xe3/0x190 kernel/smp.c:602
 flush_tlb_kernel_range+0x15c/0x1f0 arch/x86/mm/tlb.c:683
 __purge_vmap_area_lazy+0x1f7/0x3b0 mm/vmalloc.c:677
 try_purge_vmap_area_lazy mm/vmalloc.c:698 [inline]
 free_vmap_area_noflush+0x1fa/0x230 mm/vmalloc.c:730
 free_unmap_vmap_area mm/vmalloc.c:743 [inline]
 remove_vm_area+0x3b9/0x460 mm/vmalloc.c:1491
 __vunmap+0x34c/0x5d0 mm/vmalloc.c:1519
 vfree+0x79/0x170 mm/vmalloc.c:1594
 copy_entries_to_user net/ipv6/netfilter/ip6_tables.c:886 [inline]
 get_entries net/ipv6/netfilter/ip6_tables.c:1044 [inline]
 do_ip6t_get_ctl+0x115f/0x11f0 net/ipv6/netfilter/ip6_tables.c:1712
 nf_sockopt net/netfilter/nf_sockopt.c:104 [inline]
 nf_getsockopt+0x481/0x4e0 net/netfilter/nf_sockopt.c:122
 ipv6_getsockopt+0x268/0x4a0 net/ipv6/ipv6_sockglue.c:1370
 tcp_getsockopt+0x1c6/0x1f0 net/ipv4/tcp.c:3545
 sock_common_getsockopt+0x13f/0x180 net/core/sock.c:2999
 __sys_getsockopt+0x48c/0x550 net/socket.c:1948
 __do_sys_getsockopt net/socket.c:1959 [inline]
 __se_sys_getsockopt net/socket.c:1956 [inline]
 __x64_sys_getsockopt+0x15d/0x1c0 net/socket.c:1956
 do_syscall_64+0x15b/0x230 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x63/0xe7
RIP: 0033:0x4585aa
Code: b8 34 01 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 1d 8f fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 37 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 fa 8e fb ff c3 66 0f 1f 84 00 00 00 00 00 
RSP: 002b:0000000000a3e328 EFLAGS: 00000212 ORIG_RAX: 0000000000000037
RAX: ffffffffffffffda RBX: 0000000000a3e350 RCX: 00000000004585aa
RDX: 0000000000000041 RSI: 0000000000000029 RDI: 0000000000000013
RBP: 0000000000705d60 R08: 0000000000a3e34c R09: 0000000000004000
R10: 0000000000a3e450 R11: 0000000000000212 R12: 0000000000000013
R13: 0000000000000000 R14: 0000000000000029 R15: 0000000000703ba0
rcu_sched kthread starved for 100002 jiffies! g72674 c72673 f0x2 RCU_GP_WAIT_FQS(3) ->state=0x0 ->cpu=1
RCU grace-period kthread stack dump:
rcu_sched       R  running task    61768    10      2 0x80000000
Call Trace:
 context_switch kernel/sched/core.c:2857 [inline]
 __schedule+0x652/0x780 kernel/sched/core.c:3507
 schedule+0x1cc/0x300 kernel/sched/core.c:3551
 schedule_timeout+0x416/0x5b0 kernel/time/timer.c:1801
 rcu_gp_kthread+0x1ed1/0x3a40 kernel/rcu/tree.c:2179
 kthread+0x473/0x4b0 kernel/kthread.c:247
 ret_from_fork+0x35/0x40 arch/x86/entry/entry_64.S:415