./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor759508819
<...>
Warning: Permanently added '10.128.1.165' (ED25519) to the list of known hosts.
execve("./syz-executor759508819", ["./syz-executor759508819"], 0x7fff673847d0 /* 10 vars */) = 0
brk(NULL) = 0x55555559d000
brk(0x55555559dd00) = 0x55555559dd00
arch_prctl(ARCH_SET_FS, 0x55555559d380) = 0
set_tid_address(0x55555559d650) = 293
set_robust_list(0x55555559d660, 24) = 0
rseq(0x55555559dca0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented)
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor759508819", 4096) = 27
getrandom("\x6a\x67\x13\x2b\x92\x55\x2c\x1a", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55555559dd00
brk(0x5555555bed00) = 0x5555555bed00
brk(0x5555555bf000) = 0x5555555bf000
mprotect(0x7f6c5c33f000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555559d650) = 294
./strace-static-x86_64: Process 294 attached
[pid 294] set_robust_list(0x55555559d660, 24) = 0
[pid 294] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 294] setpgid(0, 0) = 0
[pid 294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 294] write(3, "1000", 4) = 4
[pid 294] close(3) = 0
[pid 294] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3
[pid 294] socketpair(AF_UNIX, SOCK_SEQPACKET, 0, [4, 5]) = 0
[pid 294] ioctl(5, SIOCGIFINDEX, {ifr_name="lo", ifr_ifindex=1}) = 0
[ 19.447468][ T28] audit: type=1400 audit(1699870659.865:66): avc: denied { execmem } for pid=293 comm="syz-executor759" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 119.448145][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 119.455001][ C1] (detected by 1, t=10002 jiffies, g=317, q=2357 ncpus=2)
[ 119.462115][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294949161-4294939158), jiffies_till_next_fqs=1, root ->qsmask 0x0
[ 119.475457][ C1] rcu: rcu_preempt kthread starved for 10004 jiffies! g317 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[ 119.486570][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 119.496756][ C1] rcu: RCU grace-period kthread stack dump:
[ 119.502749][ C1] task:rcu_preempt state:R running task stack:28248 pid:14 ppid:2 flags:0x00004000
[ 119.513702][ C1] Call Trace:
[ 119.516805][ C1]
[ 119.519583][ C1] __schedule+0xc99/0x1540
[ 119.524070][ C1] ? xfd_validate_state+0x6f/0x170
[ 119.529018][ C1] ? __sched_text_start+0x8/0x8
[ 119.533796][ C1] ? __kasan_check_write+0x14/0x20
[ 119.538737][ C1] schedule+0xc3/0x180
[ 119.542638][ C1] schedule_timeout+0x18c/0x380
[ 119.547469][ C1] ? _raw_spin_unlock_irq+0x4d/0x70
[ 119.552495][ C1] ? console_conditional_schedule+0x10/0x10
[ 119.558335][ C1] ? update_process_times+0x1b0/0x1b0
[ 119.563666][ C1] ? prepare_to_swait_event+0x308/0x320
[ 119.569043][ C1] rcu_gp_fqs_loop+0x2dd/0xf40
[ 119.573734][ C1] ? _raw_spin_unlock_irq+0x4d/0x70
[ 119.578767][ C1] ? rcu_gp_init+0xc75/0xf70
[ 119.583295][ C1] ? rcu_gp_init+0xf70/0xf70
[ 119.587745][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 119.593358][ C1] ? finish_swait+0x17d/0x1b0
[ 119.597931][ C1] rcu_gp_kthread+0xa3/0x390
[ 119.602378][ C1] ? queued_spin_lock_slowpath+0x50/0x50
[ 119.608213][ C1] ? set_cpus_allowed_ptr+0xa4/0xe0
[ 119.613423][ C1] ? __kasan_check_read+0x11/0x20
[ 119.618276][ C1] ? __kthread_parkme+0x12d/0x180
[ 119.623147][ C1] kthread+0x26d/0x300
[ 119.627043][ C1] ? queued_spin_lock_slowpath+0x50/0x50
[ 119.632525][ C1] ? kthread_blkcg+0xd0/0xd0
[ 119.636939][ C1] ret_from_fork+0x1f/0x30
[ 119.641279][ C1]
[ 119.644293][ C1] rcu: Stack dump where RCU GP kthread last ran:
[ 119.650453][ C1] CPU: 1 PID: 294 Comm: syz-executor759 Not tainted 6.1.43-syzkaller-00006-g48c6c901fe0e #0
[ 119.660508][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
[ 119.670487][ C1] RIP: 0010:kvm_wait+0x147/0x180
[ 119.675265][ C1] Code: 4c 89 e8 48 c1 e8 03 42 0f b6 04 20 84 c0 44 8b 74 24 1c 75 34 41 0f b6 45 00 44 38 f0 75 10 66 90 0f 00 2d ab 18 11 04 fb f4 24 ff ff ff fb e9 1e ff ff ff 44 89 e9 80 e1 07 38 c1 7c a3 4c
[ 119.694931][ C1] RSP: 0018:ffffc90000e66be0 EFLAGS: 00000246
[ 119.701000][ C1] RAX: 0000000000000003 RBX: 1ffff920001ccd80 RCX: ffffffff84fbfc6c
[ 119.708848][ C1] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff888116d5ecac
[ 119.716840][ C1] RBP: ffffc90000e66c90 R08: dffffc0000000000 R09: ffffed1022dabd96
[ 119.724642][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
[ 119.732457][ C1] R13: ffff888116d5ecac R14: 0000000000000003 R15: 1ffff920001ccd84
[ 119.740265][ C1] FS: 000055555559d380(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 119.749063][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 119.755630][ C1] CR2: 0000000000458e30 CR3: 000000012161d000 CR4: 00000000003506a0
[ 119.763530][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 119.771342][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 119.779409][ C1] Call Trace:
[ 119.782537][ C1]
[ 119.785225][ C1] ? show_regs+0x58/0x60
[ 119.789391][ C1] ? dump_cpu_task+0x3c/0x70
[ 119.793917][ C1] ? rcu_check_gp_kthread_starvation+0x1d1/0x240
[ 119.800064][ C1] ? _find_next_bit+0x126/0x130
[ 119.804838][ C1] ? print_other_cpu_stall+0x1140/0x1300
[ 119.810320][ C1] ? rcu_stall_kick_kthreads+0x240/0x240
[ 119.815773][ C1] ? acct_account_cputime+0xf7/0x2c0
[ 119.820897][ C1] ? rcu_sched_clock_irq+0x88c/0x1970
[ 119.826113][ C1] ? rcu_boost_kthread_setaffinity+0x5a0/0x5a0
[ 119.832092][ C1] ? hrtimer_run_queues+0x15f/0x440
[ 119.837129][ C1] ? tick_setup_sched_timer+0x490/0x490
[ 119.842504][ C1] ? update_process_times+0x149/0x1b0
[ 119.847712][ C1] ? tick_sched_timer+0x188/0x240
[ 119.852574][ C1] ? tick_setup_sched_timer+0x490/0x490
[ 119.857954][ C1] ? __hrtimer_run_queues+0x41a/0xad0
[ 119.863164][ C1] ? hrtimer_interrupt+0xaa0/0xaa0
[ 119.868111][ C1] ? clockevents_program_event+0x22f/0x300
[ 119.873840][ C1] ? ktime_get_update_offsets_now+0x2ba/0x2d0
[ 119.879738][ C1] ? hrtimer_interrupt+0x40c/0xaa0
[ 119.884688][ C1] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0
[ 119.890588][ C1] ? sysvec_apic_timer_interrupt+0x95/0xc0
[ 119.896382][ C1]
[ 119.899139][ C1]
[ 119.901899][ C1] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 119.907977][ C1] ? __pv_queued_spin_lock_slowpath+0x67c/0xda0
[ 119.914053][ C1] ? kvm_wait+0x147/0x180
[ 119.918215][ C1] ? asm_common_interrupt+0x27/0x40
[ 119.923248][ C1] ? kvm_arch_para_hints+0x30/0x30
[ 119.928204][ C1] ? __pv_queued_spin_lock_slowpath+0x67c/0xda0
[ 119.934272][ C1] __pv_queued_spin_lock_slowpath+0x6de/0xda0
[ 119.940176][ C1] ? __pv_queued_spin_unlock_slowpath+0x310/0x310
[ 119.946423][ C1] _raw_spin_lock_bh+0x139/0x1b0
[ 119.951200][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0
[ 119.956246][ C1] ? __kasan_check_read+0x11/0x20
[ 119.961126][ C1] get_dist_table+0x215/0x2e0
[ 119.965691][ C1] netem_change+0xa51/0x20b0
[ 119.970120][ C1] ? __stack_depot_save+0x419/0x480
[ 119.975153][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 119.980880][ C1] ? netem_destroy+0xc0/0xc0
[ 119.985478][ C1] ? ref_tracker_alloc+0x2b1/0x450
[ 119.990517][ C1] ? ref_tracker_dir_print+0x160/0x160
[ 119.995809][ C1] ? qdisc_alloc+0x588/0x780
[ 120.000361][ C1] ? qdisc_create+0x185/0x1160
[ 120.005217][ C1] ? tc_modify_qdisc+0x8d0/0x19c0
[ 120.010412][ C1] ? rtnetlink_rcv_msg+0x9a5/0xca0
[ 120.015701][ C1] ? hrtimer_init+0x30/0x160
[ 120.020155][ C1] netem_init+0x5b/0xb0
[ 120.024112][ C1] ? qdisc_peek_dequeued+0x230/0x230
[ 120.029484][ C1] qdisc_create+0x889/0x1160
[ 120.033898][ C1] ? qdisc_notify+0x380/0x380
[ 120.038490][ C1] tc_modify_qdisc+0x8d0/0x19c0
[ 120.043491][ C1] ? qdisc_offload_query_caps+0x170/0x170
[ 120.049169][ C1] ? security_capable+0x87/0xb0
[ 120.053907][ C1] ? bit_wait_io_timeout+0x120/0x120
[ 120.059113][ C1] ? ns_capable+0x89/0xe0
[ 120.066038][ C1] ? try_module_get+0x12a/0x290
[ 120.070868][ C1] ? qdisc_offload_query_caps+0x170/0x170
[ 120.077495][ C1] rtnetlink_rcv_msg+0x9a5/0xca0
[ 120.082657][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 120.088906][ C1] ? rtnetlink_bind+0x80/0x80
[ 120.093518][ C1] ? avc_denied+0x13f/0x1b0
[ 120.097846][ C1] ? avc_has_perm_noaudit+0x2dd/0x430
[ 120.103052][ C1] ? avc_denied+0x1b0/0x1b0
[ 120.107393][ C1] ? avc_has_perm+0x16f/0x260
[ 120.111916][ C1] ? __alloc_skb+0x10f/0x2e0
[ 120.116373][ C1] ? netlink_sendmsg+0x7a6/0xd30
[ 120.121105][ C1] ? avc_has_perm_noaudit+0x430/0x430
[ 120.126403][ C1] netlink_rcv_skb+0x1cd/0x410
[ 120.131290][ C1] ? rtnetlink_bind+0x80/0x80
[ 120.135790][ C1] ? netlink_ack+0xe60/0xe60
[ 120.140337][ C1] ? __netlink_lookup+0x37b/0x3a0
[ 120.145757][ C1] rtnetlink_rcv+0x1c/0x20
[ 120.150363][ C1] netlink_unicast+0x8ee/0xad0
[ 120.155325][ C1] ? netlink_detachskb+0x90/0x90
[ 120.160264][ C1] ? security_netlink_send+0x7b/0xa0
[ 120.165397][ C1] netlink_sendmsg+0xa15/0xd30
[ 120.170518][ C1] ? netlink_getsockopt+0x560/0x560
[ 120.175634][ C1] ? security_socket_sendmsg+0x82/0xb0
[ 120.181098][ C1] ? netlink_getsockopt+0x560/0x560
[ 120.186839][ C1] ____sys_sendmsg+0x5dc/0x9d0
[ 120.191690][ C1] ? __sys_sendmsg_sock+0x40/0x40
[ 120.196871][ C1] __sys_sendmsg+0x2a9/0x390
[ 120.201386][ C1] ? ____sys_sendmsg+0x9d0/0x9d0
[ 120.206142][ C1] ? memset+0x35/0x40
[ 120.210144][ C1] ? ptrace_notify+0x249/0x350
[ 120.214742][ C1] ? __kasan_check_write+0x14/0x20
[ 120.219978][ C1] ? fpregs_restore_userregs+0x130/0x290
[ 120.225465][ C1] __x64_sys_sendmsg+0x7f/0x90
[ 120.230425][ C1] do_syscall_64+0x3d/0xb0
[ 120.240233][ C1] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 120.247724][ C1] RIP: 0033:0x7f6c5c2ccbf9
[ 120.252198][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
[ 120.272168][ C1] RSP: 002b:00007ffe62990948 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 120.280513][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6c5c2ccbf9
[ 120.288545][ C1] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003
[ 120.296355][ C1] RBP: 0000000000003a28 R08: 0000000000000000 R09: 0000000000000006
[ 120.304163][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 120.311977][ C1] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 120.319890][ C1]
[ 265.070715][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 245s! [syz-executor759:294]
[ 265.079598][ C1] Modules linked in:
[ 265.083274][ C1] CPU: 1 PID: 294 Comm: syz-executor759 Not tainted 6.1.43-syzkaller-00006-g48c6c901fe0e #0
[ 265.093166][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
[ 265.103068][ C1] RIP: 0010:kvm_wait+0x147/0x180
[ 265.107833][ C1] Code: 4c 89 e8 48 c1 e8 03 42 0f b6 04 20 84 c0 44 8b 74 24 1c 75 34 41 0f b6 45 00 44 38 f0 75 10 66 90 0f 00 2d ab 18 11 04 fb f4 24 ff ff ff fb e9 1e ff ff ff 44 89 e9 80 e1 07 38 c1 7c a3 4c
[ 265.127804][ C1] RSP: 0018:ffffc90000e66be0 EFLAGS: 00000246
[ 265.133787][ C1] RAX: 0000000000000003 RBX: 1ffff920001ccd80 RCX: ffffffff84fbfc6c
[ 265.141867][ C1] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff888116d5ecac
[ 265.149666][ C1] RBP: ffffc90000e66c90 R08: dffffc0000000000 R09: ffffed1022dabd96
[ 265.157565][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
[ 265.165375][ C1] R13: ffff888116d5ecac R14: 0000000000000003 R15: 1ffff920001ccd84
[ 265.173189][ C1] FS: 000055555559d380(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 265.181955][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 265.188415][ C1] CR2: 0000000000458e30 CR3: 000000012161d000 CR4: 00000000003506a0
[ 265.196506][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 265.204307][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 265.212114][ C1] Call Trace:
[ 265.215240][ C1]
[ 265.217931][ C1] ? show_regs+0x58/0x60
[ 265.222107][ C1] ? watchdog_timer_fn+0x4b1/0x5f0
[ 265.227054][ C1] ? proc_watchdog_cpumask+0xf0/0xf0
[ 265.232175][ C1] ? __hrtimer_run_queues+0x41a/0xad0
[ 265.237388][ C1] ? hrtimer_interrupt+0xaa0/0xaa0
[ 265.242333][ C1] ? clockevents_program_event+0x22f/0x300
[ 265.248091][ C1] ? ktime_get_update_offsets_now+0x2ba/0x2d0
[ 265.254161][ C1] ? hrtimer_interrupt+0x40c/0xaa0
[ 265.259105][ C1] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0
[ 265.265005][ C1] ? sysvec_apic_timer_interrupt+0x95/0xc0
[ 265.270645][ C1]
[ 265.273427][ C1]
[ 265.276201][ C1] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 265.282451][ C1] ? __pv_queued_spin_lock_slowpath+0x67c/0xda0
[ 265.288512][ C1] ? kvm_wait+0x147/0x180
[ 265.292684][ C1] ? asm_common_interrupt+0x27/0x40
[ 265.297716][ C1] ? kvm_arch_para_hints+0x30/0x30
[ 265.302818][ C1] ? __pv_queued_spin_lock_slowpath+0x67c/0xda0
[ 265.308820][ C1] __pv_queued_spin_lock_slowpath+0x6de/0xda0
[ 265.314813][ C1] ? __pv_queued_spin_unlock_slowpath+0x310/0x310
[ 265.321057][ C1] _raw_spin_lock_bh+0x139/0x1b0
[ 265.325843][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0
[ 265.331038][ C1] ? __kasan_check_read+0x11/0x20
[ 265.335949][ C1] get_dist_table+0x215/0x2e0
[ 265.340489][ C1] netem_change+0xa51/0x20b0
[ 265.344838][ C1] ? __stack_depot_save+0x419/0x480
[ 265.349872][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 265.355526][ C1] ? netem_destroy+0xc0/0xc0
[ 265.360027][ C1] ? ref_tracker_alloc+0x2b1/0x450
[ 265.365061][ C1] ? ref_tracker_dir_print+0x160/0x160
[ 265.370448][ C1] ? qdisc_alloc+0x588/0x780
[ 265.374864][ C1] ? qdisc_create+0x185/0x1160
[ 265.379555][ C1] ? tc_modify_qdisc+0x8d0/0x19c0
[ 265.384916][ C1] ? rtnetlink_rcv_msg+0x9a5/0xca0
[ 265.389949][ C1] ? hrtimer_init+0x30/0x160
[ 265.394371][ C1] netem_init+0x5b/0xb0
[ 265.398448][ C1] ? qdisc_peek_dequeued+0x230/0x230
[ 265.403580][ C1] qdisc_create+0x889/0x1160
[ 265.407997][ C1] ? qdisc_notify+0x380/0x380
[ 265.412516][ C1] tc_modify_qdisc+0x8d0/0x19c0
[ 265.417199][ C1] ? qdisc_offload_query_caps+0x170/0x170
[ 265.422755][ C1] ? security_capable+0x87/0xb0
[ 265.427441][ C1] ? bit_wait_io_timeout+0x120/0x120
[ 265.432578][ C1] ? ns_capable+0x89/0xe0
[ 265.436727][ C1] ? try_module_get+0x12a/0x290
[ 265.441410][ C1] ? qdisc_offload_query_caps+0x170/0x170
[ 265.446966][ C1] rtnetlink_rcv_msg+0x9a5/0xca0
[ 265.451743][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 265.457383][ C1] ? rtnetlink_bind+0x80/0x80
[ 265.461896][ C1] ? avc_denied+0x13f/0x1b0
[ 265.466235][ C1] ? avc_has_perm_noaudit+0x2dd/0x430
[ 265.471440][ C1] ? avc_denied+0x1b0/0x1b0
[ 265.475781][ C1] ? avc_has_perm+0x16f/0x260
[ 265.480333][ C1] ? __alloc_skb+0x10f/0x2e0
[ 265.484721][ C1] ? netlink_sendmsg+0x7a6/0xd30
[ 265.489545][ C1] ? avc_has_perm_noaudit+0x430/0x430
[ 265.494700][ C1] netlink_rcv_skb+0x1cd/0x410
[ 265.499301][ C1] ? rtnetlink_bind+0x80/0x80
[ 265.503814][ C1] ? netlink_ack+0xe60/0xe60
[ 265.508243][ C1] ? __netlink_lookup+0x37b/0x3a0
[ 265.513101][ C1] rtnetlink_rcv+0x1c/0x20
[ 265.517353][ C1] netlink_unicast+0x8ee/0xad0
[ 265.522041][ C1] ? netlink_detachskb+0x90/0x90
[ 265.526814][ C1] ? security_netlink_send+0x7b/0xa0
[ 265.531936][ C1] netlink_sendmsg+0xa15/0xd30
[ 265.536535][ C1] ? netlink_getsockopt+0x560/0x560
[ 265.541571][ C1] ? security_socket_sendmsg+0x82/0xb0
[ 265.546928][ C1] ? netlink_getsockopt+0x560/0x560
[ 265.551902][ C1] ____sys_sendmsg+0x5dc/0x9d0
[ 265.556499][ C1] ? __sys_sendmsg_sock+0x40/0x40
[ 265.561375][ C1] __sys_sendmsg+0x2a9/0x390
[ 265.565787][ C1] ? ____sys_sendmsg+0x9d0/0x9d0
[ 265.570568][ C1] ? memset+0x35/0x40
[ 265.574475][ C1] ? ptrace_notify+0x249/0x350
[ 265.579102][ C1] ? __kasan_check_write+0x14/0x20
[ 265.584016][ C1] ? fpregs_restore_userregs+0x130/0x290
[ 265.589500][ C1] __x64_sys_sendmsg+0x7f/0x90
[ 265.594099][ C1] do_syscall_64+0x3d/0xb0
[ 265.598423][ C1] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 265.604151][ C1] RIP: 0033:0x7f6c5c2ccbf9
[ 265.608417][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
[ 265.627938][ C1] RSP: 002b:00007ffe62990948 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 265.636178][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6c5c2ccbf9
[ 265.644115][ C1] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003
[ 265.651924][ C1] RBP: 0000000000003a28 R08: 0000000000000000 R09: 0000000000000006
[ 265.659994][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 265.667885][ C1] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 265.675700][ C1]