./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1733239020 <...> Warning: Permanently added '10.128.1.44' (ED25519) to the list of known hosts. execve("./syz-executor1733239020", ["./syz-executor1733239020"], 0x7ffed479bd40 /* 10 vars */) = 0 brk(NULL) = 0x555556e6f000 brk(0x555556e6fd00) = 0x555556e6fd00 arch_prctl(ARCH_SET_FS, 0x555556e6f380) = 0 set_tid_address(0x555556e6f650) = 288 set_robust_list(0x555556e6f660, 24) = 0 rseq(0x555556e6fca0, 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-executor1733239020", 4096) = 28 getrandom("\x0f\x35\xce\x8b\xd9\xc7\x44\x28", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555556e6fd00 brk(0x555556e90d00) = 0x555556e90d00 brk(0x555556e91000) = 0x555556e91000 mprotect(0x7f3f286e6000, 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=0x555556e6f650) = 289 ./strace-static-x86_64: Process 289 attached [pid 289] set_robust_list(0x555556e6f660, 24) = 0 [pid 289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 289] setpgid(0, 0) = 0 [pid 289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 289] write(3, "1000", 4) = 4 [pid 289] close(3) = 0 [pid 289] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3 [pid 289] socketpair(AF_UNIX, SOCK_STREAM, 0, [4, 5]) = 0 [pid 289] ioctl(5, SIOCGIFINDEX, {ifr_name="lo", ifr_ifindex=1}) = 0 [ 22.468408][ T24] audit: type=1400 audit(1692320979.369:66): avc: denied { execmem } for pid=288 comm="syz-executor173" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 289] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xa0\x00\x00\x00\x24\x00\x0b\x0f\x00\x00\x00\x00\x00\x00\x00\x00\x60\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\xff\xff\xff\xff\x00\x00\x00\x00\x0a\x00\x01\x00\x6e\x65\x74\x65\x6d\x00\x00\x00\x70\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x30\x00\x05\x80\x18\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=160}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 288] kill(-289, SIGKILL) = 0 [pid 288] kill(289, SIGKILL) = 0 [pid 288] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 288] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 288] getdents64(3, 0x555556e706f0 /* 2 entries */, 32768) = 48 [pid 288] getdents64(3, 0x555556e706f0 /* 0 entries */, 32768) = 0 [pid 288] close(3) = 0 [ 122.481851][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 122.489048][ C1] rcu: 1-....: (1 GPs behind) idle=c76/1/0x4000000000000000 softirq=1340/1341 fqs=4819 last_accelerate: 9340/ba52 dyntick_enabled: 1 [ 122.506149][ C1] (t=10000 jiffies g=57 q=2191) [ 122.511704][ C1] NMI backtrace for cpu 1 [ 122.515951][ C1] CPU: 1 PID: 289 Comm: syz-executor173 Not tainted 5.10.187-syzkaller-00057-g8a427269c016 #0 [ 122.526184][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 122.537620][ C1] Call Trace: [ 122.543375][ C1] [ 122.546756][ C1] dump_stack_lvl+0x1e2/0x24b [ 122.551779][ C1] ? panic+0x80b/0x80b [ 122.556087][ C1] ? bfq_pos_tree_add_move+0x43b/0x43b [ 122.562307][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 122.567900][ C1] ? vprintk_func+0x19d/0x1e0 [ 122.573706][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 122.579181][ C1] ? printk+0xd1/0x111 [ 122.583526][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 122.589495][ C1] dump_stack+0x15/0x17 [ 122.593416][ C1] nmi_trigger_cpumask_backtrace+0x2b5/0x300 [ 122.599313][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 122.605942][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 122.612474][ C1] rcu_dump_cpu_stacks+0x199/0x2b0 [ 122.618824][ C1] rcu_sched_clock_irq+0xf8a/0x1890 [ 122.624126][ C1] ? rcutree_dead_cpu+0x340/0x340 [ 122.629361][ C1] ? hrtimer_run_queues+0x15f/0x440 [ 122.634420][ C1] update_process_times+0x198/0x200 [ 122.639598][ C1] tick_sched_timer+0x188/0x240 [ 122.644364][ C1] ? tick_setup_sched_timer+0x480/0x480 [ 122.650361][ C1] __hrtimer_run_queues+0x3d7/0xa50 [ 122.655740][ C1] ? hrtimer_interrupt+0x8b0/0x8b0 [ 122.660758][ C1] ? clockevents_program_event+0x214/0x2c0 [ 122.666679][ C1] ? ktime_get_update_offsets_now+0x266/0x280 [ 122.672951][ C1] hrtimer_interrupt+0x39a/0x8b0 [ 122.677855][ C1] __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 122.684237][ C1] asm_call_irq_on_stack+0xf/0x20 [ 122.689350][ C1] [ 122.692357][ C1] sysvec_apic_timer_interrupt+0x85/0xe0 [ 122.698335][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 122.704971][ C1] RIP: 0010:kvm_wait+0xfc/0x150 [ 122.709814][ C1] Code: 38 f0 75 26 41 f7 c7 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d e5 46 d5 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d d6 46 d5 03 fb f4 <4c> 89 7c 24 18 ff 74 24 18 9d 48 c7 44 24 20 0e 36 e0 45 49 c7 04 [ 122.730913][ C1] RSP: 0018:ffffc90000976b00 EFLAGS: 00000246 [ 122.737074][ C1] RAX: 0000000000000003 RBX: 1ffff9200012ed64 RCX: ffffffff8150a984 [ 122.745770][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc90000976b40 [ 122.753838][ C1] RBP: ffffc90000976bb0 R08: dffffc0000000000 R09: ffffed1022c85916 [ 122.762067][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 122.770184][ C1] R13: ffff88811642c8ac R14: 0000000000000003 R15: 0000000000000246 [ 122.778111][ C1] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 122.784184][ C1] ? asm_sysvec_call_function_single+0x12/0x20 [ 122.790953][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 122.797387][ C1] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 122.807022][ C1] __pv_queued_spin_lock_slowpath+0x72f/0xc70 [ 122.814049][ C1] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 122.820667][ C1] _raw_spin_lock_bh+0x139/0x1b0 [ 122.825780][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 122.831700][ C1] ? kvmalloc_node+0x82/0x130 [ 122.836207][ C1] ? __kasan_check_read+0x11/0x20 [ 122.841073][ C1] get_dist_table+0x207/0x2e0 [ 122.845656][ C1] netem_change+0x9d7/0x1fb0 [ 122.850685][ C1] ? __x64_sys_sendmsg+0x7b/0x90 [ 122.855941][ C1] ? do_syscall_64+0x34/0x70 [ 122.860465][ C1] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 122.866644][ C1] ? netem_destroy+0xc0/0xc0 [ 122.871438][ C1] ? hrtimer_init+0x33/0x160 [ 122.875997][ C1] netem_init+0x5b/0xb0 [ 122.879984][ C1] ? qdisc_peek_dequeued+0x230/0x230 [ 122.885211][ C1] qdisc_create+0x879/0x12d0 [ 122.889871][ C1] ? qdisc_notify+0x370/0x370 [ 122.894725][ C1] ? __nla_parse+0x43/0x60 [ 122.898952][ C1] tc_modify_qdisc+0x8a4/0x13f0 [ 122.903829][ C1] ? qdisc_offload_graft_helper+0x280/0x280 [ 122.909562][ C1] ? mutex_trylock+0xa0/0xa0 [ 122.914079][ C1] ? ns_capable+0x89/0xe0 [ 122.918399][ C1] ? netlink_net_capable+0x125/0x160 [ 122.923520][ C1] ? qdisc_offload_graft_helper+0x280/0x280 [ 122.933940][ C1] rtnetlink_rcv_msg+0x955/0xc50 [ 122.939317][ C1] ? __kasan_check_write+0x14/0x20 [ 122.944257][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 122.948944][ C1] ? rtnetlink_bind+0x80/0x80 [ 122.953458][ C1] ? __kasan_check_write+0x14/0x20 [ 122.958427][ C1] ? avc_node_replace+0x1e0/0x310 [ 122.963291][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 122.968914][ C1] ? avc_update_node+0x2f8/0x710 [ 122.973682][ C1] ? avc_denied+0x13f/0x1b0 [ 122.978021][ C1] ? avc_has_perm+0x275/0x400 [ 122.982635][ C1] ? __kasan_slab_alloc+0xb1/0xe0 [ 122.987777][ C1] ? slab_post_alloc_hook+0x61/0x2f0 [ 122.993657][ C1] ? kmem_cache_alloc+0x168/0x2e0 [ 122.998550][ C1] ? avc_has_perm_noaudit+0x240/0x240 [ 123.003824][ C1] ? iov_iter_advance+0x258/0xb20 [ 123.008849][ C1] netlink_rcv_skb+0x1cf/0x410 [ 123.014231][ C1] ? rtnetlink_bind+0x80/0x80 [ 123.018919][ C1] ? netlink_ack+0xb30/0xb30 [ 123.024668][ C1] ? __netlink_lookup+0x37b/0x3a0 [ 123.029936][ C1] rtnetlink_rcv+0x1c/0x20 [ 123.034262][ C1] netlink_unicast+0x8df/0xac0 [ 123.040758][ C1] ? netlink_detachskb+0x90/0x90 [ 123.048012][ C1] ? security_netlink_send+0x7b/0xa0 [ 123.053648][ C1] netlink_sendmsg+0xa46/0xd00 [ 123.060245][ C1] ? netlink_getsockopt+0x5c0/0x5c0 [ 123.066536][ C1] ? security_socket_sendmsg+0x82/0xb0 [ 123.072769][ C1] ? netlink_getsockopt+0x5c0/0x5c0 [ 123.080709][ C1] ____sys_sendmsg+0x59e/0x8f0 [ 123.086091][ C1] ? __sys_sendmsg_sock+0x40/0x40 [ 123.091122][ C1] ? import_iovec+0xe5/0x120 [ 123.096430][ C1] ___sys_sendmsg+0x252/0x2e0 [ 123.101722][ C1] ? __sys_sendmsg+0x280/0x280 [ 123.106490][ C1] ? finish_task_switch+0x130/0x5a0 [ 123.112036][ C1] ? __schedule+0xbee/0x1330 [ 123.117450][ C1] ? __kasan_check_write+0x14/0x20 [ 123.122564][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 123.127557][ C1] ? __kasan_check_read+0x11/0x20 [ 123.132870][ C1] ? __fdget+0x179/0x240 [ 123.137282][ C1] __se_sys_sendmsg+0x1b1/0x280 [ 123.141965][ C1] ? _raw_spin_unlock_irq+0x4e/0x70 [ 123.147469][ C1] ? __x64_sys_sendmsg+0x90/0x90 [ 123.152356][ C1] ? fpu__clear_all+0x20/0x20 [ 123.156825][ C1] __x64_sys_sendmsg+0x7b/0x90 [ 123.163348][ C1] do_syscall_64+0x34/0x70 [ 123.167625][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 123.173529][ C1] RIP: 0033:0x7f3f28672cb9 [ 123.178070][ 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 [ 123.200256][ C1] RSP: 002b:00007ffc54b5c368 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 123.209394][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3f28672cb9 [ 123.219479][ C1] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 [ 123.227726][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006 [ 123.236209][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 123.244452][ C1] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 [ 265.013688][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [syz-executor173:289] [ 265.022112][ C1] Modules linked in: [ 265.025932][ C1] CPU: 1 PID: 289 Comm: syz-executor173 Not tainted 5.10.187-syzkaller-00057-g8a427269c016 #0 [ 265.036077][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 265.046171][ C1] RIP: 0010:kvm_wait+0xfc/0x150 [ 265.050754][ C1] Code: 38 f0 75 26 41 f7 c7 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d e5 46 d5 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d d6 46 d5 03 fb f4 <4c> 89 7c 24 18 ff 74 24 18 9d 48 c7 44 24 20 0e 36 e0 45 49 c7 04 [ 265.072035][ C1] RSP: 0018:ffffc90000976b00 EFLAGS: 00000246 [ 265.077910][ C1] RAX: 0000000000000003 RBX: 1ffff9200012ed64 RCX: ffffffff8150a984 [ 265.086180][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc90000976b40 [ 265.093971][ C1] RBP: ffffc90000976bb0 R08: dffffc0000000000 R09: ffffed1022c85916 [ 265.101793][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 265.109611][ C1] R13: ffff88811642c8ac R14: 0000000000000003 R15: 0000000000000246 [ 265.117420][ C1] FS: 0000555556e6f380(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 265.126267][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 265.132778][ C1] CR2: 0000000000458e30 CR3: 000000011eaab000 CR4: 00000000003506a0 [ 265.140601][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 265.148399][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 265.156581][ C1] Call Trace: [ 265.160483][ C1] [ 265.163248][ C1] ? show_regs+0x58/0x60 [ 265.167514][ C1] ? watchdog_timer_fn+0x471/0x590 [ 265.172449][ C1] ? proc_watchdog_cpumask+0xd0/0xd0 [ 265.178023][ C1] ? __hrtimer_run_queues+0x3d7/0xa50 [ 265.183262][ C1] ? hrtimer_interrupt+0x8b0/0x8b0 [ 265.188263][ C1] ? clockevents_program_event+0x214/0x2c0 [ 265.193973][ C1] ? ktime_get_update_offsets_now+0x266/0x280 [ 265.199862][ C1] ? hrtimer_interrupt+0x39a/0x8b0 [ 265.204841][ C1] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 265.210924][ C1] ? asm_call_irq_on_stack+0xf/0x20 [ 265.216514][ C1] [ 265.219336][ C1] ? sysvec_apic_timer_interrupt+0x85/0xe0 [ 265.224911][ C1] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 265.230974][ C1] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 265.236971][ C1] ? kvm_wait+0xfc/0x150 [ 265.241062][ C1] ? asm_sysvec_call_function_single+0x12/0x20 [ 265.247231][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 265.252169][ C1] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 265.258413][ C1] __pv_queued_spin_lock_slowpath+0x72f/0xc70 [ 265.264314][ C1] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 265.270671][ C1] _raw_spin_lock_bh+0x139/0x1b0 [ 265.275414][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 265.281221][ C1] ? kvmalloc_node+0x82/0x130 [ 265.285943][ C1] ? __kasan_check_read+0x11/0x20 [ 265.291525][ C1] get_dist_table+0x207/0x2e0 [ 265.296220][ C1] netem_change+0x9d7/0x1fb0 [ 265.300685][ C1] ? __x64_sys_sendmsg+0x7b/0x90 [ 265.305509][ C1] ? do_syscall_64+0x34/0x70 [ 265.310784][ C1] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 265.316786][ C1] ? netem_destroy+0xc0/0xc0 [ 265.321283][ C1] ? hrtimer_init+0x33/0x160 [ 265.325709][ C1] netem_init+0x5b/0xb0 [ 265.329702][ C1] ? qdisc_peek_dequeued+0x230/0x230 [ 265.335487][ C1] qdisc_create+0x879/0x12d0 [ 265.339854][ C1] ? qdisc_notify+0x370/0x370 [ 265.344935][ C1] ? __nla_parse+0x43/0x60 [ 265.349166][ C1] tc_modify_qdisc+0x8a4/0x13f0 [ 265.353833][ C1] ? qdisc_offload_graft_helper+0x280/0x280 [ 265.359646][ C1] ? mutex_trylock+0xa0/0xa0 [ 265.364486][ C1] ? ns_capable+0x89/0xe0 [ 265.368625][ C1] ? netlink_net_capable+0x125/0x160 [ 265.373715][ C1] ? qdisc_offload_graft_helper+0x280/0x280 [ 265.379505][ C1] rtnetlink_rcv_msg+0x955/0xc50 [ 265.384213][ C1] ? __kasan_check_write+0x14/0x20 [ 265.389258][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 265.394335][ C1] ? rtnetlink_bind+0x80/0x80 [ 265.398830][ C1] ? __kasan_check_write+0x14/0x20 [ 265.404531][ C1] ? avc_node_replace+0x1e0/0x310 [ 265.409490][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 265.417439][ C1] ? avc_update_node+0x2f8/0x710 [ 265.424185][ C1] ? avc_denied+0x13f/0x1b0 [ 265.428843][ C1] ? avc_has_perm+0x275/0x400 [ 265.434255][ C1] ? __kasan_slab_alloc+0xb1/0xe0 [ 265.439917][ C1] ? slab_post_alloc_hook+0x61/0x2f0 [ 265.445465][ C1] ? kmem_cache_alloc+0x168/0x2e0 [ 265.452674][ C1] ? avc_has_perm_noaudit+0x240/0x240 [ 265.459228][ C1] ? iov_iter_advance+0x258/0xb20 [ 265.464100][ C1] netlink_rcv_skb+0x1cf/0x410 [ 265.468766][ C1] ? rtnetlink_bind+0x80/0x80 [ 265.473301][ C1] ? netlink_ack+0xb30/0xb30 [ 265.477724][ C1] ? __netlink_lookup+0x37b/0x3a0 [ 265.482560][ C1] rtnetlink_rcv+0x1c/0x20 [ 265.486823][ C1] netlink_unicast+0x8df/0xac0 [ 265.491453][ C1] ? netlink_detachskb+0x90/0x90 [ 265.496690][ C1] ? security_netlink_send+0x7b/0xa0 [ 265.501767][ C1] netlink_sendmsg+0xa46/0xd00 [ 265.506346][ C1] ? netlink_getsockopt+0x5c0/0x5c0 [ 265.511574][ C1] ? security_socket_sendmsg+0x82/0xb0 [ 265.516861][ C1] ? netlink_getsockopt+0x5c0/0x5c0 [ 265.522063][ C1] ____sys_sendmsg+0x59e/0x8f0 [ 265.526654][ C1] ? __sys_sendmsg_sock+0x40/0x40 [ 265.531842][ C1] ? import_iovec+0xe5/0x120 [ 265.536451][ C1] ___sys_sendmsg+0x252/0x2e0 [ 265.541065][ C1] ? __sys_sendmsg+0x280/0x280 [ 265.546305][ C1] ? finish_task_switch+0x130/0x5a0 [ 265.551313][ C1] ? __schedule+0xbee/0x1330 [ 265.556093][ C1] ? __kasan_check_write+0x14/0x20 [ 265.561979][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 265.566895][ C1] ? __kasan_check_read+0x11/0x20 [ 265.571836][ C1] ? __fdget+0x179/0x240 [ 265.575934][ C1] __se_sys_sendmsg+0x1b1/0x280 [ 265.580611][ C1] ? _raw_spin_unlock_irq+0x4e/0x70 [ 265.585644][ C1] ? __x64_sys_sendmsg+0x90/0x90 [ 265.590479][ C1] ? fpu__clear_all+0x20/0x20 [ 265.594923][ C1] __x64_sys_sendmsg+0x7b/0x90 [ 265.599530][ C1] do_syscall_64+0x34/0x70 [ 265.603778][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 265.609683][ C1] RIP: 0033:0x7f3f28672cb9 [ 265.613939][ 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 [ 265.633375][ C1] RSP: 002b:00007ffc54b5c368 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 265.641636][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3f28672cb9 [ 265.649451][ C1] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 [ 265.657258][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006 [ 265.665141][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 265.672957][ C1] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001