watchdog: BUG: soft lockup - CPU#1 stuck for 119s! [syz.6.73:6373] Modules linked in: irq event stamp: 23032519 hardirqs last enabled at (23032518): [] irqentry_exit+0x74/0x90 kernel/entry/common.c:200 hardirqs last disabled at (23032519): [] sysvec_apic_timer_interrupt+0xe/0xc0 arch/x86/kernel/apic/apic.c:1050 softirqs last enabled at (22725608): [] __do_softirq kernel/softirq.c:613 [inline] softirqs last enabled at (22725608): [] invoke_softirq kernel/softirq.c:453 [inline] softirqs last enabled at (22725608): [] __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:680 softirqs last disabled at (22725611): [] __do_softirq kernel/softirq.c:613 [inline] softirqs last disabled at (22725611): [] invoke_softirq kernel/softirq.c:453 [inline] softirqs last disabled at (22725611): [] __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:680 CPU: 1 UID: 0 PID: 6373 Comm: syz.6.73 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:perf_trace_buf_alloc+0x62/0x2a0 kernel/trace/trace_event_perf.c:410 Code: 85 af 01 00 00 e8 8e 72 f6 ff 45 31 f6 e9 8b 01 00 00 49 bd 00 00 00 00 00 fc ff df e8 f7 0d 26 00 89 c5 4c 89 f8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 a7 01 00 00 41 89 2f 31 ff 89 ee e8 95 RSP: 0018:ffffc90000a08220 EFLAGS: 00000a06 RAX: 1ffff9200014105c RBX: 000000000000002c RCX: ffff8880245d8000 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000001 R08: ffffc90000a08507 R09: 0000000000000000 R10: ffffc90000a084f8 R11: fffff520001410a1 R12: 1ffff92000141054 R13: dffffc0000000000 R14: ffffc90000a082c0 R15: ffffc90000a082e0 FS: 00007f96e93d96c0(0000) GS:ffff888125d15000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffdfa50000 CR3: 000000002fdb2000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000200000000300 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: do_perf_trace_lock include/trace/events/lock.h:50 [inline] perf_trace_lock+0x18d/0x3b0 include/trace/events/lock.h:50 __do_trace_lock_release include/trace/events/lock.h:69 [inline] trace_lock_release include/trace/events/lock.h:69 [inline] lock_release+0x3b2/0x3e0 kernel/locking/lockdep.c:5879 rcu_lock_release include/linux/rcupdate.h:341 [inline] rcu_read_unlock include/linux/rcupdate.h:871 [inline] class_rcu_destructor include/linux/rcupdate.h:1155 [inline] unwind_next_frame+0x19a9/0x2390 arch/x86/kernel/unwind_orc.c:680 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3e/0x80 mm/kasan/common.c:68 unpoison_slab_object mm/kasan/common.c:330 [inline] __kasan_slab_alloc+0x6c/0x80 mm/kasan/common.c:356 kasan_slab_alloc include/linux/kasan.h:250 [inline] slab_post_alloc_hook mm/slub.c:4191 [inline] slab_alloc_node mm/slub.c:4240 [inline] kmem_cache_alloc_node_noprof+0x1bb/0x3c0 mm/slub.c:4292 kmalloc_reserve+0xbd/0x290 net/core/skbuff.c:578 __alloc_skb+0x142/0x2d0 net/core/skbuff.c:669 __netdev_alloc_skb+0x108/0x970 net/core/skbuff.c:733 netdev_alloc_skb include/linux/skbuff.h:3437 [inline] dev_alloc_skb include/linux/skbuff.h:3450 [inline] __ieee80211_beacon_get+0xc06/0x1880 net/mac80211/tx.c:5555 ieee80211_beacon_get_tim+0xb4/0x2b0 net/mac80211/tx.c:5677 ieee80211_beacon_get include/net/mac80211.h:5663 [inline] mac80211_hwsim_beacon_tx+0x3ce/0x860 drivers/net/wireless/virtual/mac80211_hwsim.c:2319 __iterate_interfaces+0x2ab/0x590 net/mac80211/util.c:761 ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 net/mac80211/util.c:797 mac80211_hwsim_beacon+0xbb/0x1c0 drivers/net/wireless/virtual/mac80211_hwsim.c:2353 __run_hrtimer kernel/time/hrtimer.c:1761 [inline] __hrtimer_run_queues+0x52c/0xc60 kernel/time/hrtimer.c:1825 hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1842 handle_softirqs+0x283/0x870 kernel/softirq.c:579 __do_softirq kernel/softirq.c:613 [inline] invoke_softirq kernel/softirq.c:453 [inline] __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:680 irq_exit_rcu+0x9/0x30 kernel/softirq.c:696 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1050 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1050 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:lock_release+0x5/0x3e0 kernel/locking/lockdep.c:5876 Code: 03 48 8b 3c 24 e9 08 fa ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 <41> 57 41 56 41 55 41 54 53 48 83 ec 30 49 89 f5 49 89 fe 65 48 8b RSP: 0018:ffffc900034a6788 EFLAGS: 00000202 RAX: 0000000000000001 RBX: ffffffff90db9f01 RCX: 0d85f31d62772f00 RDX: ffffc900034a6801 RSI: ffffffff8172d195 RDI: ffffffff8e13a0e0 RBP: dffffc0000000000 R08: ffffc900034a7f48 R09: 0000000000000000 R10: ffffc900034a68b8 R11: fffff52000694d19 R12: ffffc900034a7f58 R13: ffffc900034a0000 R14: ffffc900034a6868 R15: ffffffff8172d195 rcu_lock_release include/linux/rcupdate.h:341 [inline] rcu_read_unlock include/linux/rcupdate.h:871 [inline] class_rcu_destructor include/linux/rcupdate.h:1155 [inline] unwind_next_frame+0x19a9/0x2390 arch/x86/kernel/unwind_orc.c:680 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122 kasan_save_stack+0x3e/0x60 mm/kasan/common.c:47 kasan_record_aux_stack+0xbd/0xd0 mm/kasan/generic.c:548 __call_rcu_common kernel/rcu/tree.c:3123 [inline] call_rcu+0x157/0x9c0 kernel/rcu/tree.c:3243 context_switch kernel/sched/core.c:5360 [inline] __schedule+0x17a0/0x4cc0 kernel/sched/core.c:6961 preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7288 irqentry_exit+0x6f/0x90 kernel/entry/common.c:197 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:preempt_schedule_notrace_thunk+0x1/0x30 arch/x86/entry/thunk.S:13 Code: 5b 41 5a 41 59 41 58 58 59 5a 5e 5f 5d c3 cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 <48> 89 e5 57 56 52 51 50 41 50 41 51 41 52 41 53 e8 1a 9a 47 0a 41 RSP: 0018:ffffc900034a70c0 EFLAGS: 00000246 RAX: 0d85f31d62772f00 RBX: ffffffff8172d195 RCX: 0000000000000000 RDX: ffffc9001af26000 RSI: 0000000000008fe1 RDI: 0000000000008fe2 RBP: dffffc0000000000 R08: ffffc900034a6d57 R09: 0000000000000000 R10: ffffc900034a6d48 R11: fffff52000694dab R12: ffffc900034a7d40 R13: ffffffff8172d195 R14: ffffffff8e13a0e0 R15: ffffffff8e13a0e0 class_preempt_notrace_destructor include/linux/preempt.h:473 [inline] __do_trace_lock_release include/trace/events/lock.h:69 [inline] trace_lock_release include/trace/events/lock.h:69 [inline] lock_release+0x3ca/0x3e0 kernel/locking/lockdep.c:5879 rcu_lock_release include/linux/rcupdate.h:341 [inline] rcu_read_unlock include/linux/rcupdate.h:871 [inline] class_rcu_destructor include/linux/rcupdate.h:1155 [inline] unwind_next_frame+0x19a9/0x2390 arch/x86/kernel/unwind_orc.c:680 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3e/0x80 mm/kasan/common.c:68 kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:576 poison_slab_object mm/kasan/common.c:243 [inline] __kasan_slab_free+0x5b/0x80 mm/kasan/common.c:275 kasan_slab_free include/linux/kasan.h:233 [inline] slab_free_hook mm/slub.c:2422 [inline] slab_free mm/slub.c:4695 [inline] kfree+0x18e/0x440 mm/slub.c:4894 bpf_check+0x1654a/0x1d2d0 kernel/bpf/verifier.c:24841 bpf_prog_load+0x1318/0x1930 kernel/bpf/syscall.c:2979 __sys_bpf+0x528/0x870 kernel/bpf/syscall.c:6029 __do_sys_bpf kernel/bpf/syscall.c:6139 [inline] __se_sys_bpf kernel/bpf/syscall.c:6137 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:6137 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f96e858ec29 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:00007f96e93d9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f96e87d5fa0 RCX: 00007f96e858ec29 RDX: 0000000000000048 RSI: 000020000000e000 RDI: 0000000000000005 RBP: 00007f96e8611e41 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f96e87d6038 R14: 00007f96e87d5fa0 R15: 00007fff0bb9b738 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 6367 Comm: syz.7.69 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x70 kernel/kcov.c:210 Code: 89 fb e8 23 00 00 00 48 8b 3d f4 65 fe 0b 48 89 de 5b e9 23 a1 58 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 8b 04 24 65 48 8b 0c 25 08 b0 a0 92 65 8b 15 18 f1 RSP: 0018:ffffc90000005bd8 EFLAGS: 00000806 RAX: f3f3f300f1f1f1f1 RBX: 1ffff92000000b84 RCX: ffff8880b8632ad0 RDX: ffffc90000005d40 RSI: 0000000000000001 RDI: ffff888052cdb200 RBP: ffffc90000005cb0 R08: ffffc90000005d57 R09: 0000000000000000 R10: ffffc90000005d48 R11: fffff52000000bab R12: 0000000000000001 R13: dffffc0000000000 R14: ffff8880b8632ad0 R15: ffff888052cdb200 FS: 00007f892d8576c0(0000) GS:ffff888125c15000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555560fdb5c8 CR3: 0000000077de4000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000200000000300 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: perf_swevent_event+0x7b/0x5e0 kernel/events/core.c:10469 perf_tp_event+0x4f6/0x1380 kernel/events/core.c:10999 perf_trace_run_bpf_submit+0xee/0x170 kernel/events/core.c:10923 do_perf_trace_lock include/trace/events/lock.h:50 [inline] perf_trace_lock+0x2f8/0x3b0 include/trace/events/lock.h:50 __do_trace_lock_release include/trace/events/lock.h:69 [inline] trace_lock_release include/trace/events/lock.h:69 [inline] lock_release+0x3b2/0x3e0 kernel/locking/lockdep.c:5879 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:149 [inline] _raw_spin_unlock_irqrestore+0x70/0x110 kernel/locking/spinlock.c:194 debug_object_activate+0x2e2/0x420 lib/debugobjects.c:836 debug_hrtimer_activate kernel/time/hrtimer.c:445 [inline] debug_activate kernel/time/hrtimer.c:484 [inline] enqueue_hrtimer+0x30/0x3a0 kernel/time/hrtimer.c:1088 __run_hrtimer kernel/time/hrtimer.c:1778 [inline] __hrtimer_run_queues+0x656/0xc60 kernel/time/hrtimer.c:1825 hrtimer_interrupt+0x45b/0xaa0 kernel/time/hrtimer.c:1887 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1039 [inline] __sysvec_apic_timer_interrupt+0x108/0x410 arch/x86/kernel/apic/apic.c:1056 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1050 [inline] sysvec_apic_timer_interrupt+0x52/0xc0 arch/x86/kernel/apic/apic.c:1050 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:debug_lockdep_rcu_enabled+0x2a/0x40 kernel/rcu/update.c:321 Code: f3 0f 1e fa 31 c0 83 3d 57 66 29 04 00 74 1e 83 3d 6a 96 29 04 00 74 15 65 48 8b 0c 25 08 b0 a0 92 31 c0 83 b9 ec 0a 00 00 00 <0f> 94 c0 e9 0e dd 02 00 cc cc cc cc cc cc cc cc cc cc cc cc cc cc RSP: 0018:ffffc900000065e8 EFLAGS: 00000246 RAX: 0000000000000000 RBX: ffff888061814000 RCX: ffff88802b3b5a00 RDX: ffff88802b3b5a00 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 1ffff1100f671a99 R08: ffffc90000006900 R09: ffffc90000006910 R10: ffffc90000006760 R11: fffff52000000cee R12: 0000000000000001 R13: 0000000000000003 R14: 1ffff1100f671a9b R15: ffff88807b38d4df rcu_read_lock_held_common kernel/rcu/update.c:105 [inline] rcu_read_lock_held+0xa/0x50 kernel/rcu/update.c:349 __in6_dev_get include/net/addrconf.h:347 [inline] ip6_ignore_linkdown include/net/addrconf.h:443 [inline] find_match+0xf1/0xc90 net/ipv6/route.c:780 __find_rr_leaf+0x23a/0x6d0 net/ipv6/route.c:868 find_rr_leaf net/ipv6/route.c:889 [inline] rt6_select net/ipv6/route.c:933 [inline] fib6_table_lookup+0x39f/0xa80 net/ipv6/route.c:2233 ip6_pol_route+0x222/0x1180 net/ipv6/route.c:2269 pol_lookup_func include/net/ip6_fib.h:617 [inline] fib6_rule_lookup+0x52f/0x6f0 net/ipv6/fib6_rules.c:120 ip6_route_input_lookup net/ipv6/route.c:2338 [inline] ip6_route_input+0x6ce/0xa50 net/ipv6/route.c:2641 ip6_rcv_finish+0x141/0x2e0 net/ipv6/ip6_input.c:77 ip_sabotage_in+0x1de/0x270 net/bridge/br_netfilter_hooks.c:990 nf_hook_entry_hookfn include/linux/netfilter.h:158 [inline] nf_hook_slow+0xc5/0x220 net/netfilter/core.c:623 nf_hook include/linux/netfilter.h:273 [inline] NF_HOOK+0x206/0x3a0 include/linux/netfilter.h:316 __netif_receive_skb_one_core net/core/dev.c:5991 [inline] __netif_receive_skb+0xd3/0x380 net/core/dev.c:6104 netif_receive_skb_internal net/core/dev.c:6190 [inline] netif_receive_skb+0x1cb/0x790 net/core/dev.c:6249 NF_HOOK+0xa0/0x390 include/linux/netfilter.h:319 br_handle_frame_finish+0x14d1/0x19b0 net/bridge/br_input.c:-1 br_nf_hook_thresh+0x3c3/0x4a0 net/bridge/br_netfilter_hooks.c:-1 br_nf_pre_routing_finish_ipv6+0x948/0xd00 net/bridge/br_netfilter_ipv6.c:-1 NF_HOOK include/linux/netfilter.h:318 [inline] br_nf_pre_routing_ipv6+0x37e/0x6b0 net/bridge/br_netfilter_ipv6.c:184 nf_hook_entry_hookfn include/linux/netfilter.h:158 [inline] nf_hook_bridge_pre net/bridge/br_input.c:283 [inline] br_handle_frame+0x982/0x14c0 net/bridge/br_input.c:434 __netif_receive_skb_core+0x10b6/0x4020 net/core/dev.c:5878 __netif_receive_skb_one_core net/core/dev.c:5989 [inline] __netif_receive_skb+0x72/0x380 net/core/dev.c:6104 process_backlog+0x60e/0x14f0 net/core/dev.c:6456 __napi_poll+0xc7/0x360 net/core/dev.c:7506 napi_poll net/core/dev.c:7569 [inline] net_rx_action+0x707/0xe30 net/core/dev.c:7696 handle_softirqs+0x283/0x870 kernel/softirq.c:579 __do_softirq kernel/softirq.c:613 [inline] invoke_softirq kernel/softirq.c:453 [inline] __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:680 irq_exit_rcu+0x9/0x30 kernel/softirq.c:696 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1050 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1050 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:raw_spin_rq_unlock_irq+0x13/0x90 kernel/sched/sched.h:1532 Code: cc e8 d1 f7 e7 09 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 41 57 41 56 53 66 90 e8 74 8e ea 09 e8 1f 29 35 00 fb 5b <41> 5e 41 5f e9 d4 dc ea 09 cc f3 0f 1e fa 49 be 00 00 00 00 00 fc RSP: 0018:ffffc900036a6628 EFLAGS: 00000282 RAX: d845b8fbabe5e200 RBX: ffff8880b8639f80 RCX: d845b8fbabe5e200 RDX: 0000000000000006 RSI: ffffffff8d9b9eb1 RDI: ffffffff8be33d80 RBP: ffffc900036a6850 R08: ffffffff8fa3a437 R09: 1ffffffff1f47486 R10: dffffc0000000000 R11: fffffbfff1f47487 R12: dffffc0000000000 R13: 0000000000000000 R14: ffff88802b3b5a00 R15: 1ffff110170c7551 __schedule+0x19e0/0x4cc0 kernel/sched/core.c:6969 preempt_schedule_common+0x83/0xd0 kernel/sched/core.c:7145 preempt_schedule+0xae/0xc0 kernel/sched/core.c:7169 preempt_schedule_thunk+0x16/0x30 arch/x86/entry/thunk.S:12 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock_irqrestore+0xfd/0x110 kernel/locking/spinlock.c:194 rcu_preempt_deferred_qs_irqrestore+0x89c/0xce0 kernel/rcu/tree_plugin.h:-1 rcu_read_unlock_special+0x3a2/0x4b0 kernel/rcu/tree_plugin.h:773 __rcu_read_unlock+0x84/0xe0 kernel/rcu/tree_plugin.h:438 rcu_read_unlock include/linux/rcupdate.h:873 [inline] class_rcu_destructor include/linux/rcupdate.h:1155 [inline] unwind_next_frame+0x19ae/0x2390 arch/x86/kernel/unwind_orc.c:680 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3e/0x80 mm/kasan/common.c:68 unpoison_slab_object mm/kasan/common.c:330 [inline] __kasan_slab_alloc+0x6c/0x80 mm/kasan/common.c:356 kasan_slab_alloc include/linux/kasan.h:250 [inline] slab_post_alloc_hook mm/slub.c:4191 [inline] slab_alloc_node mm/slub.c:4240 [inline] kmem_cache_alloc_node_noprof+0x1bb/0x3c0 mm/slub.c:4292 __alloc_skb+0x112/0x2d0 net/core/skbuff.c:659 alloc_skb include/linux/skbuff.h:1336 [inline] xfrm_alloc_compat+0x1a6/0x16f0 net/xfrm/xfrm_compat.c:348 xfrm_alloc_userspi+0x906/0xc90 net/xfrm/xfrm_user.c:1888 xfrm_user_rcv_msg+0x7a0/0xab0 net/xfrm/xfrm_user.c:3501 netlink_rcv_skb+0x205/0x470 net/netlink/af_netlink.c:2552 xfrm_netlink_rcv+0x79/0x90 net/xfrm/xfrm_user.c:3523 netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline] netlink_unicast+0x82c/0x9e0 net/netlink/af_netlink.c:1346 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1896 sock_sendmsg_nosec net/socket.c:714 [inline] __sock_sendmsg+0x21c/0x270 net/socket.c:729 ____sys_sendmsg+0x505/0x830 net/socket.c:2614 ___sys_sendmsg+0x21f/0x2a0 net/socket.c:2668 __sys_sendmsg net/socket.c:2700 [inline] __do_sys_sendmsg net/socket.c:2705 [inline] __se_sys_sendmsg net/socket.c:2703 [inline] __x64_sys_sendmsg+0x19b/0x260 net/socket.c:2703 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f892c98ec29 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:00007f892d857038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f892cbd5fa0 RCX: 00007f892c98ec29 RDX: 0000000000000000 RSI: 0000200000000540 RDI: 0000000000000008 RBP: 00007f892ca11e41 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f892cbd6038 R14: 00007f892cbd5fa0 R15: 00007ffe343a8528