rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-...0: (1 GPs behind) idle=b7b4/1/0x4000000000000000 softirq=28857/28858 fqs=2100
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:        0          0            0
rcu: 	cputime:        0          0            0   ==> 52550(ms)
rcu: 	(detected by 1, t=10506 jiffies, g=44413, q=680 ncpus=2)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 5112 Comm: syz-executor.5 Not tainted 6.7.0-rc6-next-20231222-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
RIP: 0010:__remove_hrtimer+0x119/0x290 kernel/time/hrtimer.c:1120
Code: 09 e8 1b 6c 11 00 49 8d 7e 44 89 e9 b8 fe ff ff ff d3 c0 48 89 fa 48 c1 ea 03 89 c5 48 b8 00 00 00 00 00 fc ff df 0f b6 14 02 <48> 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 29 01 00 00 41
RSP: 0018:ffffc90000007df8 EFLAGS: 00000807
RAX: dffffc0000000000 RBX: ffff88808567b340 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffffffff8176a7a5 RDI: ffff8880b982bb04
RBP: 00000000fffffffd R08: 0000000000000005 R09: 000000000000001f
R10: 0000000000000001 R11: ffffffff8acf3060 R12: 0000000000000000
R13: 0000000000000000 R14: ffff8880b982bac0 R15: 0000000000000000
FS:  00005555560a1480(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff622977198 CR3: 0000000082a97000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 __run_hrtimer kernel/time/hrtimer.c:1668 [inline]
 __hrtimer_run_queues+0x574/0xc20 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+0x10c/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 arch/x86/include/asm/preempt.h:26 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:173 [inline]
RIP: 0010:write_comp_data+0x11/0x80 kernel/kcov.c:236
Code: 8b 05 e3 b4 7b 7e 48 8b 80 f0 15 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 49 89 d2 49 89 f8 49 89 f1 65 48 8b 15 bf b4 7b 7e <65> 8b 05 c0 b4 7b 7e a9 00 01 ff 00 74 0f f6 c4 01 74 59 8b 82 fc
RSP: 0018:ffffc9000453f970 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff81d2a23a
RDX: ffff888026c6bb80 RSI: 0000000000000000 RDI: 0000000000000007
RBP: ffffc98000000000 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: dffffc0000000000 R12: 0000000013000067
R13: ffffc97fffffffff R14: ffffc9000306a000 R15: ffffc9000306bfff
 vunmap_p4d_range mm/vmalloc.c:393 [inline]
 __vunmap_range_noflush+0x14a/0x610 mm/vmalloc.c:429
 vunmap_range_noflush mm/vmalloc.c:439 [inline]
 free_unmap_vmap_area mm/vmalloc.c:1850 [inline]
 remove_vm_area+0x282/0x3f0 mm/vmalloc.c:2705
 vfree+0x90/0x7a0 mm/vmalloc.c:2824
 copy_entries_to_user net/ipv4/netfilter/ip_tables.c:866 [inline]
 get_entries net/ipv4/netfilter/ip_tables.c:1022 [inline]
 do_ipt_get_ctl+0x8ac/0xaa0 net/ipv4/netfilter/ip_tables.c:1660
 nf_getsockopt+0x76/0xe0 net/netfilter/nf_sockopt.c:116
 ip_getsockopt+0x186/0x1d0 net/ipv4/ip_sockglue.c:1780
 tcp_getsockopt+0x97/0xf0 net/ipv4/tcp.c:4361
 do_sock_getsockopt+0x2e1/0x6c0 net/socket.c:2371
 __sys_getsockopt+0x1a1/0x270 net/socket.c:2400
 __do_sys_getsockopt net/socket.c:2410 [inline]
 __se_sys_getsockopt net/socket.c:2407 [inline]
 __x64_sys_getsockopt+0xbd/0x150 net/socket.c:2407
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x40/0x110 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x62/0x6a
RIP: 0033:0x7ff62287e88a
Code: c4 c1 e0 1a 0d 00 00 04 00 89 01 e9 e0 fe ff ff e8 3b 05 00 00 66 2e 0f 1f 84 00 00 00 00 00 90 49 89 ca b8 37 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 b0 ff ff ff f7
RSP: 002b:00007ffde1945a78 EFLAGS: 00000202 ORIG_RAX: 0000000000000037
RAX: ffffffffffffffda RBX: 00007ffde1945b00 RCX: 00007ff62287e88a
RDX: 0000000000000041 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 0000000000000003 R08: 00007ffde1945a9c R09: 00007ffde1945eb7
R10: 00007ffde1945b00 R11: 0000000000000202 R12: 00007ff62297c140
R13: 00007ffde1945a9c R14: 0000000000000000 R15: 00007ff62297cec0
 </TASK>
NMI backtrace for cpu 0
CPU: 0 PID: 5112 Comm: syz-executor.5 Not tainted 6.7.0-rc6-next-20231222-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
RIP: 0010:trace_lock_release include/trace/events/lock.h:69 [inline]
RIP: 0010:lock_release+0xb1/0x6a0 kernel/locking/lockdep.c:5765
Code: 07 0f 87 fb 04 00 00 89 db be 08 00 00 00 48 89 d8 48 c1 e8 06 48 8d 3c c5 10 5b 3a 8f e8 07 0a 77 00 48 0f a3 1d ef f3 d1 0d <0f> 82 0c 04 00 00 48 c7 c3 d8 8e 3a 8f 48 b8 00 00 00 00 00 fc ff
RSP: 0018:ffffc90000007ca8 EFLAGS: 00000047
RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff81686719
RDX: fffffbfff1e74b63 RSI: 0000000000000008 RDI: ffffffff8f3a5b10
RBP: 1ffff92000000f97 R08: 0000000000000000 R09: fffffbfff1e74b62
R10: ffffffff8f3a5b17 R11: ffffffff8acf3060 R12: ffff88808567b300
R13: ffff8880275ec000 R14: 000000000003c2cc R15: ffff8880201c3000
FS:  00005555560a1480(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff622977198 CR3: 0000000082a97000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 __raw_spin_unlock include/linux/spinlock_api_smp.h:141 [inline]
 _raw_spin_unlock+0x16/0x40 kernel/locking/spinlock.c:186
 spin_unlock include/linux/spinlock.h:391 [inline]
 advance_sched+0x611/0xc60 net/sched/sch_taprio.c:992
 __run_hrtimer kernel/time/hrtimer.c:1688 [inline]
 __hrtimer_run_queues+0x20c/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+0x10c/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 arch/x86/include/asm/preempt.h:26 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:173 [inline]
RIP: 0010:write_comp_data+0x11/0x80 kernel/kcov.c:236
Code: 8b 05 e3 b4 7b 7e 48 8b 80 f0 15 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 49 89 d2 49 89 f8 49 89 f1 65 48 8b 15 bf b4 7b 7e <65> 8b 05 c0 b4 7b 7e a9 00 01 ff 00 74 0f f6 c4 01 74 59 8b 82 fc
RSP: 0018:ffffc9000453f970 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff81d2a23a
RDX: ffff888026c6bb80 RSI: 0000000000000000 RDI: 0000000000000007
RBP: ffffc98000000000 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: dffffc0000000000 R12: 0000000013000067
R13: ffffc97fffffffff R14: ffffc9000306a000 R15: ffffc9000306bfff
 vunmap_p4d_range mm/vmalloc.c:393 [inline]
 __vunmap_range_noflush+0x14a/0x610 mm/vmalloc.c:429
 vunmap_range_noflush mm/vmalloc.c:439 [inline]
 free_unmap_vmap_area mm/vmalloc.c:1850 [inline]
 remove_vm_area+0x282/0x3f0 mm/vmalloc.c:2705
 vfree+0x90/0x7a0 mm/vmalloc.c:2824
 copy_entries_to_user net/ipv4/netfilter/ip_tables.c:866 [inline]
 get_entries net/ipv4/netfilter/ip_tables.c:1022 [inline]
 do_ipt_get_ctl+0x8ac/0xaa0 net/ipv4/netfilter/ip_tables.c:1660