BUG: MAX_LOCK_DEPTH too low! turning off the locking correctness validator. depth: 48 max: 48! 48 locks held by syz.0.9/4304: #0: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #1: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #2: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #3: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #4: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #5: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #6: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #7: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #8: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #9: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #10: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #11: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #12: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #13: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #14: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #15: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #16: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #17: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #18: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #19: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #20: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #21: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #22: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #23: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #24: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #25: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #26: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #27: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #28: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #29: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #30: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #31: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #32: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #33: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #34: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #35: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #36: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #37: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #38: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #39: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #40: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #41: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #42: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #43: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #44: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #45: ffff8880796027e8 (&p->pi_lock){-.-.}-{2:2}, at: try_to_wake_up+0x5a/0x1020 kernel/sched/core.c:4049 #46: ffff8880b903a358 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x25/0x130 kernel/sched/core.c:475 #47: ffffe8ffffc87b08 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_change+0x1db/0x370 kernel/sched/psi.c:826 INFO: lockdep is turned off. CPU: 0 PID: 4304 Comm: syz.0.9 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106 __lock_acquire+0x1247/0x7b50 kernel/locking/lockdep.c:-1 lock_acquire+0x19e/0x400 kernel/locking/lockdep.c:5625 do_write_seqcount_begin_nested include/linux/seqlock.h:519 [inline] do_write_seqcount_begin include/linux/seqlock.h:545 [inline] psi_group_change+0x12c/0x1280 kernel/sched/psi.c:710 psi_task_change+0x1db/0x370 kernel/sched/psi.c:826 psi_enqueue kernel/sched/stats.h:102 [inline] enqueue_task+0x23b/0x280 kernel/sched/core.c:1992 activate_task kernel/sched/core.c:2024 [inline] ttwu_do_activate+0x1b7/0x370 kernel/sched/core.c:3633 ttwu_queue kernel/sched/core.c:3842 [inline] try_to_wake_up+0x5e4/0x1020 kernel/sched/core.c:4165 hrtimer_wakeup+0x4a/0x60 kernel/time/hrtimer.c:1921 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x4ea/0xb60 kernel/time/hrtimer.c:1749 hrtimer_interrupt+0x397/0x8b0 kernel/time/hrtimer.c:1811 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1097 [inline] __sysvec_apic_timer_interrupt+0x137/0x4a0 arch/x86/kernel/apic/apic.c:1114 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline] sysvec_apic_timer_interrupt+0x9b/0xc0 arch/x86/kernel/apic/apic.c:1108 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:memset_erms+0x9/0x10 arch/x86/lib/memset_64.S:64 Code: c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 f3 48 ab 89 d1 f3 aa 4c 89 c8 c3 90 49 89 f9 40 88 f0 48 89 d1 aa 4c 89 c8 c3 90 49 89 fa 40 0f b6 ce 48 b8 01 01 01 01 01 01 RSP: 0018:ffffc900031dad50 EFLAGS: 00010246 RAX: 00000000003fff00 RBX: ffff88805c400000 RCX: 000000000001ffc0 RDX: 0000000000080000 RSI: 0000000000000000 RDI: ffffed100b8e0040 RBP: dffffc0000000000 R08: 0000000000082a20 R09: ffffed100b880000 R10: dffffc0000000000 R11: fffffbfff180288f R12: ffffffff88b4928a R13: 0000000000000040 R14: 0000000000400000 R15: dffffc0000000000 kasan_poison mm/kasan/shadow.c:98 [inline] kasan_unpoison+0x42/0x60 mm/kasan/shadow.c:138 kasan_unpoison_range include/linux/kasan.h:148 [inline] ksize+0x30/0x40 mm/slab_common.c:1335 pskb_expand_head+0x145/0x1100 net/core/skbuff.c:1718 __skb_cow include/linux/skbuff.h:3406 [inline] skb_cow_head include/linux/skbuff.h:3440 [inline] rpl_do_srh_inline net/ipv6/rpl_iptunnel.c:157 [inline] rpl_do_srh+0x50a/0xe50 net/ipv6/rpl_iptunnel.c:201 rpl_output+0x178/0x730 net/ipv6/rpl_iptunnel.c:217 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] NF_HOOK include/linux/netfilter.h:302 [inline] rawv6_send_hdrinc+0xd34/0x1650 net/ipv6/raw.c:659 rawv6_sendmsg+0x11a6/0x1710 net/ipv6/raw.c:917 sock_sendmsg_nosec net/socket.c:706 [inline] __sock_sendmsg net/socket.c:718 [inline] ____sys_sendmsg+0x5be/0x8f0 net/socket.c:2446 ___sys_sendmsg+0x236/0x2e0 net/socket.c:2500 __sys_sendmsg net/socket.c:2529 [inline] __do_sys_sendmsg net/socket.c:2538 [inline] __se_sys_sendmsg+0x1b7/0x2a0 net/socket.c:2536 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f027bc06159 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0279e5e028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f027be8dfa0 RCX: 00007f027bc06159 RDX: 0000000000000000 RSI: 0000200000000080 RDI: 0000000000000003 RBP: 00007f027bc9d06b R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f027be8e038 R14: 00007f027be8dfa0 R15: 00007ffdd8ab0418 tcp_in_window: START tcp_in_window: seq=4071374578 ack=772508909+(0) sack=772508909+(0) win=24567 end=4071374579 tcp_in_window: sender end=4071374578 maxend=4074515954 maxwin=3144576 scale=7 receiver end=772508909 maxend=775653485 maxwin=3141376 scale=7 tcp_in_window: seq=4071374578 ack=772508909+(0) sack=772508909+(0) win=24567 end=4071374579 tcp_in_window: sender end=4071374578 maxend=4074515954 maxwin=3144576 scale=7 receiver end=772508909 maxend=775653485 maxwin=3141376 scale=7 tcp_in_window: I=1 II=1 III=1 IV=1 tcp_in_window: res=1 sender end=4071374579 maxend=4074515954 maxwin=3144576 receiver end=772508909 maxend=775653485 maxwin=3141376 tcp_conntracks: syn=0 ack=1 fin=1 rst=0 old=3 new=4 tcp_in_window: START tcp_in_window: seq=4071374578 ack=772508909+(0) sack=772508909+(0) win=24567 end=4071374579 tcp_in_window: sender end=4071374579 maxend=4074515954 maxwin=3144576 scale=7 receiver end=772508909 maxend=775653485 maxwin=3141376 scale=7 tcp_in_window: seq=4071374578 ack=772508909+(0) sack=772508909+(0) win=24567 end=4071374579 tcp_in_window: sender end=4071374579 maxend=4074515954 maxwin=3144576 scale=7 receiver end=772508909 maxend=775653485 maxwin=3141376 scale=7 tcp_in_window: I=1 II=1 III=1 IV=1 tcp_in_window: res=1 sender end=4071374579 maxend=4074515954 maxwin=3144576 receiver end=772508909 maxend=775653485 maxwin=3141376 tcp_conntracks: syn=0 ack=1 fin=1 rst=0 old=4 new=6 tcp_in_window: START tcp_in_window: seq=4071374578 ack=772508909+(0) sack=772508909+(0) win=24567 end=4071374579 tcp_in_window: sender end=4071374579 maxend=4074515954 maxwin=3144576 scale=7 receiver end=772508909 maxend=775653485 maxwin=3141376 scale=7 tcp_in_window: seq=4071374578 ack=772508909+(0) sack=772508909+(0) win=24567 end=4071374579 tcp_in_window: sender end=4071374579 maxend=4074515954 maxwin=3144576 scale=7 receiver end=772508909 maxend=775653485 maxwin=3141376 scale=7 tcp_in_window: I=1 II=1 III=1 IV=1 tcp_in_window: res=1 sender end=4071374579 maxend=4074515954 maxwin=3144576 receiver end=772508909 maxend=775653485 maxwin=3141376 tcp_conntracks: syn=0 ack=1 fin=1 rst=0 old=6 new=6 tcp_in_window: START tcp_in_window: seq=4071374578 ack=772508909+(0) sack=772508909+(0) win=24567 end=4071374579 tcp_in_window: sender end=4071374579 maxend=4074515954 maxwin=3144576 scale=7 receiver end=772508909 maxend=775653485 maxwin=3141376 scale=7 tcp_in_window: seq=4071374578 ack=772508909+(0) sack=772508909+(0) win=24567 end=4071374579 tcp_in_window: sender end=4071374579 maxend=4074515954 maxwin=3144576 scale=7 receiver end=772508909 maxend=775653485 maxwin=3141376 scale=7 tcp_in_window: I=1 II=1 III=1 IV=1 tcp_in_window: res=1 sender end=4071374579 maxend=4074515954 maxwin=3144576 receiver end=772508909 maxend=775653485 maxwin=3141376 tcp_conntracks: syn=0 ack=1 fin=1 rst=0 old=6 new=6 tcp_in_window: START tcp_in_window: seq=4071374578 ack=772508909+(0) sack=772508909+(0) win=24567 end=4071374579 tcp_in_window: sender end=4071374579 maxend=4074515954 maxwin=3144576 scale=7 receiver end=772508909 maxend=775653485 maxwin=3141376 scale=7 tcp_in_window: seq=4071374578 ack=772508909+(0) sack=772508909+(0) win=24567 end=4071374579 tcp_in_window: sender end=4071374579 maxend=4074515954 maxwin=3144576 scale=7 receiver end=772508909 maxend=775653485 maxwin=3141376 scale=7 tcp_in_window: I=1 II=1 III=1 IV=1 tcp_in_window: res=1 sender end=4071374579 maxend=4074515954 maxwin=3144576 receiver end=772508909 maxend=775653485 maxwin=3141376 tcp_conntracks: syn=0 ack=1 fin=1 rst=0 old=6 new=6 nf_conntrack: normal packet for ffff88802bafc300 tcp_in_window: START tcp_in_window: seq=772508909 ack=4071374579+(0) sack=4071374579+(0) win=24542 end=772508909 tcp_in_window: sender end=772508909 maxend=775653485 maxwin=3141376 scale=7 receiver end=4071374579 maxend=4074515954 maxwin=3144576 scale=7 tcp_in_window: seq=772508909 ack=4071374579+(0) sack=4071374579+(0) win=24542 end=772508909 tcp_in_window: sender end=772508909 maxend=775653485 maxwin=3141376 scale=7 receiver end=4071374579 maxend=4074515954 maxwin=3144576 scale=7 tcp_in_window: I=1 II=1 III=1 IV=1 tcp_in_window: res=1 sender end=772508909 maxend=775653485 maxwin=3141376 receiver end=4071374579 maxend=4074515955 maxwin=3144576 tcp_conntracks: syn=0 ack=1 fin=0 rst=0 old=6 new=7 nf_conntrack: new packet for ffff8880785a7980 nf_conntrack: Confirming conntrack ffff8880785a7980 nf_nat: Already setup manip DST for ct ffff8880785a7980 (status bits 0x188) nf_nat: Already setup manip SRC for ct ffff8880785a7980 (status bits 0x188) nf_nat: Already setup manip DST for ct ffff8880785a7b00 (status bits 0x188) nf_nat: Already setup manip SRC for ct ffff8880785a7b00 (status bits 0x188) nf_conntrack: new packet for ffff8880785a7c80 nf_conntrack: Confirming conntrack ffff8880785a7c80 nf_nat: Already setup manip DST for ct ffff8880785a7c80 (status bits 0x188) nf_nat: Already setup manip SRC for ct ffff8880785a7c80 (status bits 0x188) nf_conntrack: new packet for ffff8880785a7e00 nf_conntrack: Confirming conntrack ffff8880785a7e00 nf_nat: Already setup manip DST for ct ffff8880785a7e00 (status bits 0x188) nf_nat: Already setup manip SRC for ct ffff8880785a7e00 (status bits 0x188) wireguard: wg0: Sending keepalive packet to peer 7 ([::1]:20002/0%0) virtqueue callback for ffff88801e63ae00 (ffffffff8444ab50) virtqueue interrupt with no work for ffff88801e63ad00 virtqueue interrupt with no work for ffff88801e63ac00 wireguard: wg1: Receiving keepalive packet from peer 15 ([::1]:20001/0%0) wireguard: wg1: Receiving keepalive packet from peer 21 (127.0.0.1:20001) wireguard: wg1: Receiving keepalive packet from peer 27 ([::1]:20001/0%0) virtqueue callback for ffff88801e63ae00 (ffffffff8444ab50) virtqueue interrupt with no work for ffff88801e63ad00 virtqueue interrupt with no work for ffff88801e63ac00 virtqueue callback for ffff88801e63ae00 (ffffffff8444ab50) virtqueue interrupt with no work for ffff88801e63ad00 virtqueue interrupt with no work for ffff88801e63ac00 geneve1: no route to fc00:0000:0000:0000:0000:0000:0000:0001 virtqueue callback for ffff88801e63ae00 (ffffffff8444ab50) virtqueue interrupt with no work for ffff88801e63ad00 virtqueue interrupt with no work for ffff88801e63ac00 No more buffers in queue eth0: xmit ffff888060db1dc0 ff:ff:ff:ff:ff:ff Added buffer head 1 to ffff88814788df00 virtqueue callback for ffff88814788df00 (ffffffff85491b70) Sent skb ffff888060db1dc0 No more buffers in queue virtqueue callback for ffff88801e63ae00 (ffffffff8444ab50) virtqueue interrupt with no work for ffff88801e63ad00 virtqueue interrupt with no work for ffff88801e63ac00 virtqueue callback for ffff88801e63ae00 (ffffffff8444ab50) virtqueue interrupt with no work for ffff88801e63ad00 virtqueue interrupt with no work for ffff88801e63ac00 bridge0: port 2(bridge_slave_1) forward delay timer bridge0: port 2(bridge_slave_1) event 16 bridge0: br_fill_info event 16 port bridge_slave_1 master bridge0 bridge0: port 1(bridge_slave_0) forward delay timer bridge0: port 1(bridge_slave_0) event 16 bridge0: br_fill_info event 16 port bridge_slave_0 master bridge0 bridge0: port 1(bridge_slave_0) forward delay timer bridge0: port 1(bridge_slave_0) event 16 bridge0: br_fill_info event 16 port bridge_slave_0 master bridge0 wireguard: wg1: Receiving keepalive packet from peer 9 ([::1]:20001/0%0) wireguard: wg1: Receiving keepalive packet from peer 3 ([::1]:20001/0%0) geneve1: no route to fc00:0000:0000:0000:0000:0000:0000:0001 bridge0: port 2(bridge_slave_1) forward delay timer bridge0: port 2(bridge_slave_1) event 16 bridge0: br_fill_info event 16 port bridge_slave_1 master bridge0 ---------------- Code disassembly (best guess): 0: c1 e9 03 shr $0x3,%ecx 3: 40 0f b6 f6 movzbl %sil,%esi 7: 48 b8 01 01 01 01 01 movabs $0x101010101010101,%rax e: 01 01 01 11: 48 0f af c6 imul %rsi,%rax 15: f3 48 ab rep stos %rax,%es:(%rdi) 18: 89 d1 mov %edx,%ecx 1a: f3 aa rep stos %al,%es:(%rdi) 1c: 4c 89 c8 mov %r9,%rax 1f: c3 ret 20: 90 nop 21: 49 89 f9 mov %rdi,%r9 24: 40 88 f0 mov %sil,%al 27: 48 89 d1 mov %rdx,%rcx * 2a: f3 aa rep stos %al,%es:(%rdi) <-- trapping instruction 2c: 4c 89 c8 mov %r9,%rax 2f: c3 ret 30: 90 nop 31: 49 89 fa mov %rdi,%r10 34: 40 0f b6 ce movzbl %sil,%ecx 38: 48 rex.W 39: b8 01 01 01 01 mov $0x1010101,%eax 3e: 01 01 add %eax,(%rcx)