./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor427072087 <...> Warning: Permanently added '10.128.0.184' (ED25519) to the list of known hosts. execve("./syz-executor427072087", ["./syz-executor427072087"], 0x7ffdf0a40e90 /* 10 vars */) = 0 brk(NULL) = 0x555589ddc000 brk(0x555589ddcd00) = 0x555589ddcd00 arch_prctl(ARCH_SET_FS, 0x555589ddc380) = 0 set_tid_address(0x555589ddc650) = 5828 set_robust_list(0x555589ddc660, 24) = 0 rseq(0x555589ddcca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor427072087", 4096) = 27 getrandom("\xc5\x17\x91\x70\xda\xc8\x91\x76", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555589ddcd00 brk(0x555589dfdd00) = 0x555589dfdd00 brk(0x555589dfe000) = 0x555589dfe000 mprotect(0x7fe9b33bf000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5829 attached [pid 5829] set_robust_list(0x555589ddc660, 24 [pid 5828] <... clone resumed>, child_tidptr=0x555589ddc650) = 5829 [pid 5829] <... set_robust_list resumed>) = 0 [pid 5829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5829] getppid() = 0 [pid 5829] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5829] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5829] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5829] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5829] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5829] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5829] unshare(CLONE_NEWNS) = 0 [pid 5829] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5829] unshare(CLONE_NEWIPC) = 0 [pid 5829] unshare(CLONE_NEWCGROUP) = 0 [pid 5829] unshare(CLONE_NEWUTS) = 0 [pid 5829] unshare(CLONE_SYSVSEM) = 0 [pid 5829] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5829] write(3, "16777216", 8) = 8 [pid 5829] close(3) = 0 [pid 5829] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5829] write(3, "536870912", 9) = 9 [pid 5829] close(3) = 0 [pid 5829] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5829] write(3, "1024", 4) = 4 [pid 5829] close(3) = 0 [pid 5829] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5829] write(3, "8192", 4) = 4 [pid 5829] close(3) = 0 [pid 5829] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5829] write(3, "1024", 4) = 4 [pid 5829] close(3) = 0 [pid 5829] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5829] write(3, "1024", 4) = 4 [pid 5829] close(3) = 0 [pid 5829] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5829] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5829] close(3) = 0 [pid 5829] getpid() = 1 [pid 5829] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 99.621991][ T5829] dump_stack_lvl+0x189/0x250 [ 99.622026][ T5829] ? __pfx_dump_stack_lvl+0x10/0x10 [ 99.622060][ T5829] ? print_lock_name+0xde/0x100 [ 99.622086][ T5829] __might_resched+0x495/0x610 [ 99.622113][ T5829] ? __pfx___might_resched+0x10/0x10 [ 99.622155][ T5829] ? stack_depot_save_flags+0x42b/0x910 [ 99.622198][ T5829] __mutex_lock+0x106/0xe80 [ 99.622227][ T5829] ? ip6_route_add+0xf6/0x2f0 [ 99.622248][ T5829] ? inet6_rtm_newroute+0x284/0x1c50 [ 99.622267][ T5829] ? netlink_rcv_skb+0x219/0x490 [ 99.622287][ T5829] ? netlink_unicast+0x758/0x8d0 [ 99.622302][ T5829] ? netlink_sendmsg+0x805/0xb30 [ 99.622320][ T5829] ? __sock_sendmsg+0x219/0x270 [ 99.622347][ T5829] ? ____sys_sendmsg+0x505/0x830 [ 99.622369][ T5829] ? ___sys_sendmsg+0x21f/0x2a0 [ 99.622391][ T5829] ? __x64_sys_sendmsg+0x19b/0x260 [ 99.622414][ T5829] ? do_syscall_64+0xf6/0x210 [ 99.622442][ T5829] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 99.622463][ T5829] ? pcpu_alloc_noprof+0x284/0x16b0 [ 99.622494][ T5829] ? __pfx___mutex_lock+0x10/0x10 [ 99.622525][ T5829] ? ip_tun_parse_opts+0x118/0xf20 [ 99.622557][ T5829] ? __pfx_ip_tun_parse_opts+0x10/0x10 [ 99.622583][ T5829] pcpu_alloc_noprof+0x284/0x16b0 [ 99.622618][ T5829] ? rcu_is_watching+0x15/0xb0 [ 99.622649][ T5829] ? trace_kmalloc+0x1f/0xd0 [ 99.622676][ T5829] dst_cache_init+0x37/0xc0 [ 99.622696][ T5829] ip_tun_build_state+0x193/0x6b0 [ 99.622722][ T5829] ? __pfx_ip_tun_build_state+0x10/0x10 [ 99.622742][ T5829] ? __lock_acquire+0xaac/0xd20 [ 99.622790][ T5829] ? lwtunnel_build_state+0xe2/0x4c0 [ 99.622823][ T5829] lwtunnel_build_state+0x381/0x4c0 [ 99.622854][ T5829] ? lwtunnel_build_state+0xe2/0x4c0 [ 99.622883][ T5829] fib_nh_common_init+0x129/0x460 [ 99.622909][ T5829] ? __pfx_fib_nh_common_init+0x10/0x10 [ 99.622929][ T5829] ? fib6_nh_init+0xbb9/0x2030 [ 99.622953][ T5829] fib6_nh_init+0x15e4/0x2030 [ 99.622994][ T5829] ? __pfx_fib6_nh_init+0x10/0x10 [ 99.623014][ T5829] ? kasan_save_track+0x4f/0x80 [ 99.623035][ T5829] ? __kasan_kmalloc+0x93/0xb0 [ 99.623061][ T5829] ? rcu_is_watching+0x15/0xb0 [ 99.623099][ T5829] ? pcpu_alloc_noprof+0xd4b/0x16b0 [ 99.623141][ T5829] ? __mutex_unlock_slowpath+0x1cd/0x700 [ 99.623176][ T5829] ? pcpu_memcg_post_alloc_hook+0x131/0x700 [ 99.623205][ T5829] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 99.623232][ T5829] ? __pfx_pcpu_memcg_post_alloc_hook+0x10/0x10 [ 99.623263][ T5829] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 99.623289][ T5829] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 99.623324][ T5829] ? __lock_acquire+0xaac/0xd20 [ 99.623356][ T5829] ip6_route_info_create_nh+0x139/0x870 [ 99.623388][ T5829] ? __pfx_ip6_route_info_create_nh+0x10/0x10 [ 99.623415][ T5829] ? ip6_route_info_create+0x629/0xa70 [ 99.623443][ T5829] ? ip6_route_add+0x4d/0x2f0 [ 99.623465][ T5829] ip6_route_add+0xf6/0x2f0 [ 99.623486][ T5829] ? inet6_rtm_newroute+0x274/0x1c50 [ 99.623509][ T5829] inet6_rtm_newroute+0x284/0x1c50 [ 99.623533][ T5829] ? kasan_quarantine_put+0xdd/0x220 [ 99.623555][ T5829] ? lockdep_hardirqs_on+0x9c/0x150 [ 99.623587][ T5829] ? __pfx_inet6_rtm_newroute+0x10/0x10 [ 99.623606][ T5829] ? nlmon_xmit+0xb0/0x100 [ 99.623631][ T5829] ? kmem_cache_free+0x192/0x3f0 [ 99.623664][ T5829] ? __local_bh_enable_ip+0x12d/0x1c0 [ 99.623696][ T5829] ? lockdep_hardirqs_on+0x9c/0x150 [ 99.623725][ T5829] ? __local_bh_enable_ip+0x12d/0x1c0 [ 99.623761][ T5829] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 99.623799][ T5829] ? aa_get_newest_label+0xf7/0x5d0 [ 99.623847][ T5829] ? __pfx_inet6_rtm_newroute+0x10/0x10 [ 99.623867][ T5829] rtnetlink_rcv_msg+0x7cc/0xb70 [ 99.623894][ T5829] ? rtnetlink_rcv_msg+0x1ab/0xb70 [ 99.623914][ T5829] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 99.623939][ T5829] ? ref_tracker_free+0x63a/0x7d0 [ 99.623958][ T5829] ? __copy_skb_header+0xa7/0x550 [ 99.623994][ T5829] netlink_rcv_skb+0x219/0x490 [ 99.624018][ T5829] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 99.624041][ T5829] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 99.624085][ T5829] ? netlink_deliver_tap+0x2e/0x1b0 [ 99.624106][ T5829] ? netlink_deliver_tap+0x2e/0x1b0 [ 99.624141][ T5829] netlink_unicast+0x758/0x8d0 [ 99.624173][ T5829] netlink_sendmsg+0x805/0xb30 [ 99.624206][ T5829] ? __pfx_netlink_sendmsg+0x10/0x10 [ 99.624233][ T5829] ? aa_sock_msg_perm+0x94/0x160 [ 99.624255][ T5829] ? bpf_lsm_socket_sendmsg+0x9/0x20 [ 99.624277][ T5829] ? __pfx_netlink_sendmsg+0x10/0x10 [ 99.624301][ T5829] __sock_sendmsg+0x219/0x270 [ 99.624336][ T5829] ____sys_sendmsg+0x505/0x830 [ 99.624368][ T5829] ? __pfx_____sys_sendmsg+0x10/0x10 [ 99.624405][ T5829] ? import_iovec+0x74/0xa0 [ 99.624435][ T5829] ___sys_sendmsg+0x21f/0x2a0 [ 99.624464][ T5829] ? __pfx____sys_sendmsg+0x10/0x10 [ 99.624494][ T5829] ? do_raw_spin_lock+0x121/0x290 [ 99.624535][ T5829] ? _raw_spin_lock_irq+0xae/0xf0 [ 99.624588][ T5829] __x64_sys_sendmsg+0x19b/0x260 [ 99.624618][ T5829] ? __pfx___x64_sys_sendmsg+0x10/0x10 [ 99.624669][ T5829] do_syscall_64+0xf6/0x210 [ 99.624700][ T5829] ? clear_bhb_loop+0x45/0xa0 [ 99.624725][ T5829] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 99.624744][ T5829] RIP: 0033:0x7fe9b33468d9 [ 99.624776][ T5829] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 99.624792][ T5829] RSP: 002b:00007ffcf70e3268 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 99.624812][ T5829] RAX: ffffffffffffffda RBX: 00007fe9b33944ad RCX: 00007fe9b33468d9 [ 99.624827][ T5829] RDX: 000000001000c840 RSI: 00002000000000c0 RDI: 0000000000000004 [ 99.624839][ T5829] RBP: 00007fe9b339447d R08: 0000000000000000 R09: 0000555500000000 [ 99.624852][ T5829] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe9b33943e5 [ 99.624864][ T5829] R13: 0000000000000001 R14: 00007ffcf70e32b0 R15: 0000000000000003 [ 99.624895][ T5829] [ 99.624916][ T5829] [ 100.217537][ T5829] ============================= [ 100.222386][ T5829] [ BUG: Invalid wait context ] [ 100.227671][ T5829] 6.15.0-rc4-syzkaller-00746-g836b313a14a3 #0 Tainted: G W [ 100.236343][ T5829] ----------------------------- [ 100.241189][ T5829] syz-executor427/5829 is trying to lock: [ 100.246991][ T5829] ffffffff8e021688 (pcpu_alloc_mutex){+.+.}-{4:4}, at: pcpu_alloc_noprof+0x284/0x16b0 [ 100.256673][ T5829] other info that might help us debug this: [ 100.262562][ T5829] context-{5:5} [ 100.266021][ T5829] 1 lock held by syz-executor427/5829: [ 100.271480][ T5829] #0: ffffffff8df3b860 (rcu_read_lock){....}-{1:3}, at: ip6_route_add+0x4d/0x2f0 [ 100.280725][ T5829] stack backtrace: [ 100.284449][ T5829] CPU: 0 UID: 0 PID: 5829 Comm: syz-executor427 Tainted: G W 6.15.0-rc4-syzkaller-00746-g836b313a14a3 #0 PREEMPT(full) [ 100.284472][ T5829] Tainted: [W]=WARN [ 100.284477][ T5829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025 [ 100.284487][ T5829] Call Trace: [ 100.284494][ T5829] [ 100.284501][ T5829] dump_stack_lvl+0x189/0x250 [ 100.284527][ T5829] ? __pfx_dump_stack_lvl+0x10/0x10 [ 100.284549][ T5829] ? __pfx__printk+0x10/0x10 [ 100.284565][ T5829] ? print_lock_name+0xde/0x100 [ 100.284580][ T5829] __lock_acquire+0xbcf/0xd20 [ 100.284605][ T5829] ? pcpu_alloc_noprof+0x284/0x16b0 [ 100.284627][ T5829] lock_acquire+0x120/0x360 [ 100.284648][ T5829] ? pcpu_alloc_noprof+0x284/0x16b0 [ 100.284674][ T5829] __mutex_lock+0x182/0xe80 [ 100.284697][ T5829] ? pcpu_alloc_noprof+0x284/0x16b0 [ 100.284717][ T5829] ? ip6_route_add+0xf6/0x2f0 [ 100.284733][ T5829] ? inet6_rtm_newroute+0x284/0x1c50 [ 100.284747][ T5829] ? netlink_rcv_skb+0x219/0x490 [ 100.284763][ T5829] ? netlink_unicast+0x758/0x8d0 [ 100.284776][ T5829] ? netlink_sendmsg+0x805/0xb30 [ 100.284793][ T5829] ? __sock_sendmsg+0x219/0x270 [ 100.284816][ T5829] ? ____sys_sendmsg+0x505/0x830 [ 100.284833][ T5829] ? ___sys_sendmsg+0x21f/0x2a0 [ 100.284851][ T5829] ? __x64_sys_sendmsg+0x19b/0x260 [ 100.284869][ T5829] ? do_syscall_64+0xf6/0x210 [ 100.284892][ T5829] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.284908][ T5829] ? pcpu_alloc_noprof+0x284/0x16b0 [ 100.284930][ T5829] ? __pfx___mutex_lock+0x10/0x10 [ 100.284952][ T5829] ? ip_tun_parse_opts+0x118/0xf20 [ 100.284972][ T5829] ? __pfx_ip_tun_parse_opts+0x10/0x10 [ 100.284991][ T5829] pcpu_alloc_noprof+0x284/0x16b0 [ 100.285014][ T5829] ? rcu_is_watching+0x15/0xb0 [ 100.285038][ T5829] ? trace_kmalloc+0x1f/0xd0 [ 100.285058][ T5829] dst_cache_init+0x37/0xc0 [ 100.285072][ T5829] ip_tun_build_state+0x193/0x6b0 [ 100.285089][ T5829] ? __pfx_ip_tun_build_state+0x10/0x10 [ 100.285104][ T5829] ? __lock_acquire+0xaac/0xd20 [ 100.285131][ T5829] ? lwtunnel_build_state+0xe2/0x4c0 [ 100.285155][ T5829] lwtunnel_build_state+0x381/0x4c0 [ 100.285177][ T5829] ? lwtunnel_build_state+0xe2/0x4c0 [ 100.285199][ T5829] fib_nh_common_init+0x129/0x460 [ 100.285217][ T5829] ? __pfx_fib_nh_common_init+0x10/0x10 [ 100.285232][ T5829] ? fib6_nh_init+0xbb9/0x2030 [ 100.285250][ T5829] fib6_nh_init+0x15e4/0x2030 [ 100.285273][ T5829] ? __pfx_fib6_nh_init+0x10/0x10 [ 100.285294][ T5829] ? kasan_save_track+0x4f/0x80 [ 100.285310][ T5829] ? __kasan_kmalloc+0x93/0xb0 [ 100.285328][ T5829] ? rcu_is_watching+0x15/0xb0 [ 100.285354][ T5829] ? pcpu_alloc_noprof+0xd4b/0x16b0 [ 100.285396][ T5829] ? __mutex_unlock_slowpath+0x1cd/0x700 [ 100.285421][ T5829] ? pcpu_memcg_post_alloc_hook+0x131/0x700 [ 100.285448][ T5829] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 100.285469][ T5829] ? __pfx_pcpu_memcg_post_alloc_hook+0x10/0x10 [ 100.285491][ T5829] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 100.285511][ T5829] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 100.285534][ T5829] ? __lock_acquire+0xaac/0xd20 [ 100.285556][ T5829] ip6_route_info_create_nh+0x139/0x870 [ 100.285577][ T5829] ? __pfx_ip6_route_info_create_nh+0x10/0x10 [ 100.285596][ T5829] ? ip6_route_info_create+0x629/0xa70 [ 100.285615][ T5829] ? ip6_route_add+0x4d/0x2f0 [ 100.285632][ T5829] ip6_route_add+0xf6/0x2f0 [ 100.285648][ T5829] ? inet6_rtm_newroute+0x274/0x1c50 [ 100.285664][ T5829] inet6_rtm_newroute+0x284/0x1c50 [ 100.285680][ T5829] ? kasan_quarantine_put+0xdd/0x220 [ 100.285696][ T5829] ? lockdep_hardirqs_on+0x9c/0x150 [ 100.285718][ T5829] ? __pfx_inet6_rtm_newroute+0x10/0x10 [ 100.285733][ T5829] ? nlmon_xmit+0xb0/0x100 [ 100.285753][ T5829] ? kmem_cache_free+0x192/0x3f0 [ 100.285775][ T5829] ? __local_bh_enable_ip+0x12d/0x1c0 [ 100.285800][ T5829] ? lockdep_hardirqs_on+0x9c/0x150 [ 100.285821][ T5829] ? __local_bh_enable_ip+0x12d/0x1c0 [ 100.285844][ T5829] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 100.285871][ T5829] ? aa_get_newest_label+0xf7/0x5d0 [ 100.285898][ T5829] ? __pfx_inet6_rtm_newroute+0x10/0x10 [ 100.285912][ T5829] rtnetlink_rcv_msg+0x7cc/0xb70 [ 100.285930][ T5829] ? rtnetlink_rcv_msg+0x1ab/0xb70 [ 100.285945][ T5829] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 100.285962][ T5829] ? ref_tracker_free+0x63a/0x7d0 [ 100.285977][ T5829] ? __copy_skb_header+0xa7/0x550 [ 100.286002][ T5829] netlink_rcv_skb+0x219/0x490 [ 100.286018][ T5829] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 100.286034][ T5829] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 100.286058][ T5829] ? netlink_deliver_tap+0x2e/0x1b0 [ 100.286074][ T5829] ? netlink_deliver_tap+0x2e/0x1b0 [ 100.286093][ T5829] netlink_unicast+0x758/0x8d0 [ 100.286111][ T5829] netlink_sendmsg+0x805/0xb30 [ 100.286132][ T5829] ? __pfx_netlink_sendmsg+0x10/0x10 [ 100.286150][ T5829] ? aa_sock_msg_perm+0x94/0x160 [ 100.286166][ T5829] ? bpf_lsm_socket_sendmsg+0x9/0x20 [ 100.286183][ T5829] ? __pfx_netlink_sendmsg+0x10/0x10 [ 100.286200][ T5829] __sock_sendmsg+0x219/0x270 [ 100.286225][ T5829] ____sys_sendmsg+0x505/0x830 [ 100.286246][ T5829] ? __pfx_____sys_sendmsg+0x10/0x10 [ 100.286268][ T5829] ? import_iovec+0x74/0xa0 [ 100.286295][ T5829] ___sys_sendmsg+0x21f/0x2a0 [ 100.286315][ T5829] ? __pfx____sys_sendmsg+0x10/0x10 [ 100.286335][ T5829] ? do_raw_spin_lock+0x121/0x290 [ 100.286358][ T5829] ? _raw_spin_lock_irq+0xae/0xf0 [ 100.286391][ T5829] __x64_sys_sendmsg+0x19b/0x260 [ 100.286412][ T5829] ? __pfx___x64_sys_sendmsg+0x10/0x10 [ 100.286439][ T5829] do_syscall_64+0xf6/0x210 [ 100.286463][ T5829] ? clear_bhb_loop+0x45/0xa0 [ 100.286480][ T5829] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.286495][ T5829] RIP: 0033:0x7fe9b33468d9 [ 100.286510][ T5829] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 100.286523][ T5829] RSP: 002b:00007ffcf70e3268 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 100.286539][ T5829] RAX: ffffffffffffffda RBX: 00007fe9b33944ad RCX: 00007fe9b33468d9 [ 100.286550][ T5829] RDX: 000000001000c840 RSI: 00002000000000c0 RDI: 0000000000000004 [pid 5829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x5c\x00\x00\x00\x18\x00\x09\x03\x00\x00\x10\x00\x00\x00\x00\x00\x0a\x00\x10\x00\xfc\x04\x00\x0b\x00\x00\x00\x00\x05\x00\x14\x00\x80\x00\x00\x00\x08\x00\x04\x00\x28\x00\x00\x00\x0c\x00\x16\x80\x08\x00\x03\x00\x01\x00\x00\x00\x06\x00\x15\x00\x02\x00\x00\x00\x14\x00\x05\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xbb\x08\x00\x17\x00\x08\x00\x00\x00", iov_len=92}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, MSG_DONTWAIT|MSG_CONFIRM|MSG_NOSIGNAL|MSG_MORE|0x10000000) = 92 [pid 5829] exit_group(1) = ? [pid 5829] +++ exited with 1 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5829, si_uid=0, si_status=1, si_utime=0, si_stime=120 /* 1.20 s */} --- exit_group(0) = ? +++ exited with 0 +++ [ 100.286560][ T5829] RBP: 00007fe9b339447d R08: 0000000000000000 R09: 0