./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2897655470 <...> Warning: Permanently added '10.128.1.96' (ED25519) to the list of known hosts. execve("./syz-executor2897655470", ["./syz-executor2897655470"], 0x7ffe8fb20f20 /* 10 vars */) = 0 brk(NULL) = 0x555555c8e000 brk(0x555555c8ed00) = 0x555555c8ed00 arch_prctl(ARCH_SET_FS, 0x555555c8e380) = 0 set_tid_address(0x555555c8e650) = 4987 set_robust_list(0x555555c8e660, 24) = 0 rseq(0x555555c8eca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2897655470", 4096) = 28 getrandom("\x0f\x85\x4e\x54\xab\xa8\xaf\x98", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555c8ed00 brk(0x555555cafd00) = 0x555555cafd00 brk(0x555555cb0000) = 0x555555cb0000 mprotect(0x7fa4d7f39000, 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 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4988 attached , child_tidptr=0x555555c8e650) = 4988 [pid 4988] set_robust_list(0x555555c8e660, 24) = 0 [pid 4988] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 4988] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4988] setsid() = 1 [pid 4988] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 4988] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 4988] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 4988] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 4988] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 4988] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 4988] unshare(CLONE_NEWNS) = 0 [pid 4988] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 4988] unshare(CLONE_NEWIPC) = 0 [pid 4988] unshare(CLONE_NEWCGROUP) = 0 [pid 4988] unshare(CLONE_NEWUTS) = 0 [pid 4988] unshare(CLONE_SYSVSEM) = 0 [pid 4988] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 4988] write(3, "16777216", 8) = 8 [pid 4988] close(3) = 0 [pid 4988] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 4988] write(3, "536870912", 9) = 9 [pid 4988] close(3) = 0 [pid 4988] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 4988] write(3, "1024", 4) = 4 [pid 4988] close(3) = 0 [pid 4988] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 4988] write(3, "8192", 4) = 4 [pid 4988] close(3) = 0 [pid 4988] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 4988] write(3, "1024", 4) = 4 [pid 4988] close(3) = 0 [pid 4988] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 4988] write(3, "1024", 4) = 4 [pid 4988] close(3) = 0 [pid 4988] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 4988] write(3, "1024 1048576 500 1024", 21) = 21 [pid 4988] close(3) = 0 [pid 4988] getpid() = 1 [pid 4988] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 173.231783][ C0] dump_stack_lvl+0x1bf/0x240 [ 173.236587][ C0] dump_stack+0x1e/0x20 [ 173.240867][ C0] panic+0x4d5/0xc70 [ 173.244941][ C0] ? add_taint+0x108/0x1a0 [ 173.249539][ C0] kmsan_report+0x2d0/0x2d0 [ 173.254253][ C0] ? _raw_spin_unlock_irqrestore+0x3f/0x60 [ 173.260247][ C0] ? __msan_warning+0x96/0x110 [ 173.265198][ C0] ? ip_tunnel_xmit+0x857/0x3e80 [ 173.270330][ C0] ? ipgre_xmit+0xd1c/0xe20 [ 173.274949][ C0] ? dev_hard_start_xmit+0x247/0xa10 [ 173.280355][ C0] ? __dev_queue_xmit+0x34d0/0x52a0 [ 173.285725][ C0] ? garp_join_timer+0x18e/0x2e0 [ 173.290822][ C0] ? call_timer_fn+0x45/0x4e0 [ 173.295610][ C0] ? __run_timers+0x850/0xf60 [ 173.300414][ C0] ? run_timer_softirq+0x26/0x40 [ 173.305472][ C0] ? __do_softirq+0x1b7/0x78f [ 173.310265][ C0] ? irq_exit_rcu+0x69/0x120 [ 173.315074][ C0] ? sysvec_apic_timer_interrupt+0x7a/0x90 [ 173.321068][ C0] ? asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 173.327373][ C0] ? __msan_metadata_ptr_for_load_4+0x2c/0x40 [ 173.333640][ C0] ? stack_trace_consume_entry+0x16f/0x1e0 [ 173.339638][ C0] ? arch_stack_walk+0x1bf/0x2c0 [ 173.344706][ C0] ? stack_trace_save+0xa9/0xe0 [ 173.349687][ C0] ? kmsan_internal_chain_origin+0x57/0xd0 [ 173.355715][ C0] ? kmsan_internal_memmove_metadata+0x204/0x360 [ 173.362247][ C0] ? __msan_memcpy+0x108/0x1b0 [ 173.367199][ C0] ? pskb_expand_head+0x3b5/0x1a00 [ 173.372549][ C0] ? netlink_trim+0x2c0/0x330 [ 173.377423][ C0] ? netlink_broadcast_filtered+0x82/0x2390 [ 173.383453][ C0] ? nlmsg_notify+0x15f/0x2f0 [ 173.388317][ C0] ? rtmsg_ifinfo+0x1aa/0x230 [ 173.393182][ C0] ? __dev_notify_flags+0x96/0x9f0 [ 173.398452][ C0] ? __dev_set_promiscuity+0x308/0x9b0 [ 173.404043][ C0] ? dev_set_promiscuity+0x69/0x180 [ 173.409442][ C0] ? vlan_dev_change_rx_flags+0x24c/0x290 [ 173.415335][ C0] ? __dev_set_promiscuity+0x85e/0x9b0 [ 173.420984][ C0] ? __dev_change_flags+0x6a7/0x930 [ 173.426330][ C0] ? rtnl_newlink+0x30e4/0x4110 [ 173.431404][ C0] ? rtnetlink_rcv_msg+0x16a6/0x1840 [ 173.436913][ C0] ? netlink_rcv_skb+0x371/0x650 [ 173.442038][ C0] ? rtnetlink_rcv+0x34/0x40 [ 173.446757][ C0] ? netlink_unicast+0xf47/0x1250 [ 173.451932][ C0] ? netlink_sendmsg+0x1238/0x13d0 [ 173.457247][ C0] ? ____sys_sendmsg+0x9c2/0xd60 [ 173.462336][ C0] ? ___sys_sendmsg+0x28d/0x3c0 [ 173.467440][ C0] ? __x64_sys_sendmsg+0x307/0x490 [ 173.472785][ C0] ? do_syscall_64+0x41/0xc0 [ 173.477533][ C0] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 173.483776][ C0] ? _raw_spin_unlock_irqrestore+0x3f/0x60 [ 173.489768][ C0] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 173.496834][ C0] __msan_warning+0x96/0x110 [ 173.501587][ C0] ip_tunnel_xmit+0x857/0x3e80 [ 173.506578][ C0] ? kmsan_slab_alloc+0xdd/0x150 [ 173.511690][ C0] ? slab_post_alloc_hook+0x12f/0xb70 [ 173.517235][ C0] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 173.523254][ C0] ipgre_xmit+0xd1c/0xe20 [ 173.527734][ C0] ? ipgre_close+0x240/0x240 [ 173.532444][ C0] dev_hard_start_xmit+0x247/0xa10 [ 173.537718][ C0] __dev_queue_xmit+0x34d0/0x52a0 [ 173.542972][ C0] garp_join_timer+0x18e/0x2e0 [ 173.547946][ C0] ? garp_init_applicant+0x820/0x820 [ 173.553412][ C0] call_timer_fn+0x45/0x4e0 [ 173.558129][ C0] ? garp_init_applicant+0x820/0x820 [ 173.563619][ C0] __run_timers+0x850/0xf60 [ 173.568365][ C0] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 173.574361][ C0] ? timers_dead_cpu+0xa90/0xa90 [ 173.579447][ C0] run_timer_softirq+0x26/0x40 [ 173.584454][ C0] __do_softirq+0x1b7/0x78f [ 173.589162][ C0] irq_exit_rcu+0x69/0x120 [ 173.593823][ C0] sysvec_apic_timer_interrupt+0x7a/0x90 [ 173.599686][ C0] [ 173.602706][ C0] [ 173.605721][ C0] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 173.611871][ C0] RIP: 0010:__msan_metadata_ptr_for_load_4+0x2c/0x40 [ 173.618740][ C0] Code: 1e fa 55 48 89 e5 53 48 83 ec 10 9c 8f 45 e8 0f 01 ca 48 8b 5d e8 be 04 00 00 00 31 d2 e8 2c 23 00 00 48 89 5d f0 ff 75 f0 9d <48> 83 c4 10 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f [ 173.638582][ C0] RSP: 0018:ffff88812f57e710 EFLAGS: 00000282 [ 173.644802][ C0] RAX: ffff88812ed7e868 RBX: 0000000000000282 RCX: 00000000005eb776 [ 173.652884][ C0] RDX: ffff88812f17e868 RSI: 0000000005ecb760 RDI: ffffea000000000f [ 173.661011][ C0] RBP: ffff88812f57e728 R08: ffffffff814839bf R09: ffff88812f57c000 [ 173.669133][ C0] R10: ffff88812f57e7b8 R11: ffff88814b969ec0 R12: 0000000000000000 [ 173.677227][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 173.685333][ C0] ? arch_stack_walk+0x18f/0x2c0 [ 173.690445][ C0] stack_trace_consume_entry+0x16f/0x1e0 [ 173.696239][ C0] ? rtnetlink_rcv+0x34/0x40 [ 173.701053][ C0] ? rtnetlink_rcv+0x34/0x40 [ 173.705868][ C0] arch_stack_walk+0x1bf/0x2c0 [ 173.710848][ C0] ? rtnetlink_rcv+0x34/0x40 [ 173.715691][ C0] ? stack_trace_save+0xe0/0xe0 [ 173.720732][ C0] stack_trace_save+0xa9/0xe0 [ 173.725525][ C0] kmsan_internal_chain_origin+0x57/0xd0 [ 173.731339][ C0] ? kmsan_internal_chain_origin+0x57/0xd0 [ 173.737320][ C0] ? kmsan_internal_memmove_metadata+0x204/0x360 [ 173.743789][ C0] ? __msan_memcpy+0x108/0x1b0 [ 173.748730][ C0] ? pskb_expand_head+0x3b5/0x1a00 [ 173.754005][ C0] ? netlink_trim+0x2c0/0x330 [ 173.758870][ C0] ? netlink_broadcast_filtered+0x82/0x2390 [ 173.764914][ C0] ? nlmsg_notify+0x15f/0x2f0 [ 173.769797][ C0] ? rtmsg_ifinfo+0x1aa/0x230 [ 173.774674][ C0] ? __dev_notify_flags+0x96/0x9f0 [ 173.779965][ C0] ? __dev_set_promiscuity+0x308/0x9b0 [ 173.785574][ C0] ? dev_set_promiscuity+0x69/0x180 [ 173.790971][ C0] ? vlan_dev_change_rx_flags+0x24c/0x290 [ 173.796915][ C0] ? __dev_set_promiscuity+0x85e/0x9b0 [ 173.802593][ C0] ? __dev_change_flags+0x6a7/0x930 [ 173.807993][ C0] ? rtnl_newlink+0x30e4/0x4110 [ 173.813053][ C0] ? rtnetlink_rcv_msg+0x16a6/0x1840 [ 173.818539][ C0] ? netlink_rcv_skb+0x371/0x650 [ 173.823607][ C0] ? rtnetlink_rcv+0x34/0x40 [ 173.828411][ C0] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 173.834449][ C0] ? __kmem_cache_alloc_node+0x546/0x8d0 [ 173.840249][ C0] ? pskb_expand_head+0x226/0x1a00 [ 173.845621][ C0] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 173.851659][ C0] kmsan_internal_memmove_metadata+0x204/0x360 [ 173.858024][ C0] __msan_memcpy+0x108/0x1b0 [ 173.862805][ C0] pskb_expand_head+0x3b5/0x1a00 [ 173.868000][ C0] netlink_trim+0x2c0/0x330 [ 173.872715][ C0] netlink_broadcast_filtered+0x82/0x2390 [ 173.878634][ C0] ? rtnl_fill_ifinfo+0x2b35/0x2b70 [ 173.884040][ C0] ? rtmsg_ifinfo_build_skb+0x249/0x420 [ 173.889799][ C0] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 173.895786][ C0] nlmsg_notify+0x15f/0x2f0 [ 173.900423][ C0] rtmsg_ifinfo+0x1aa/0x230 [ 173.905082][ C0] __dev_notify_flags+0x96/0x9f0 [ 173.910171][ C0] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 173.916151][ C0] __dev_set_promiscuity+0x308/0x9b0 [ 173.921635][ C0] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 173.927606][ C0] dev_set_promiscuity+0x69/0x180 [ 173.932840][ C0] vlan_dev_change_rx_flags+0x24c/0x290 [ 173.938556][ C0] ? vlan_dev_hard_start_xmit+0x720/0x720 [ 173.944490][ C0] __dev_set_promiscuity+0x85e/0x9b0 [ 173.949940][ C0] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 173.955982][ C0] __dev_change_flags+0x6a7/0x930 [ 173.961204][ C0] rtnl_newlink+0x30e4/0x4110 [ 173.966054][ C0] ? kmsan_internal_unpoison_memory+0x14/0x20 [ 173.972297][ C0] ? kmsan_internal_set_shadow_origin+0x66/0xe0 [ 173.978726][ C0] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 173.984721][ C0] ? rtnl_setlink+0x7f0/0x7f0 [ 173.989584][ C0] rtnetlink_rcv_msg+0x16a6/0x1840 [ 173.994946][ C0] ? filter_irq_stacks+0x60/0x1a0 [ 174.000173][ C0] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 174.006205][ C0] ? filter_irq_stacks+0x164/0x1a0 [ 174.011523][ C0] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 174.017492][ C0] netlink_rcv_skb+0x371/0x650 [ 174.022489][ C0] ? rtnetlink_bind+0xf0/0xf0 [ 174.027402][ C0] ? rtnetlink_net_exit+0x60/0x60 [ 174.032585][ C0] rtnetlink_rcv+0x34/0x40 [ 174.037135][ C0] netlink_unicast+0xf47/0x1250 [ 174.042133][ C0] netlink_sendmsg+0x1238/0x13d0 [ 174.047268][ C0] ? netlink_getsockopt+0x980/0x980 [ 174.052696][ C0] ____sys_sendmsg+0x9c2/0xd60 [ 174.057708][ C0] ___sys_sendmsg+0x28d/0x3c0 [ 174.062620][ C0] ? filter_irq_stacks+0x60/0x1a0 [ 174.067767][ C0] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 174.073751][ C0] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 174.079763][ C0] __x64_sys_sendmsg+0x307/0x490 [ 174.084939][ C0] do_syscall_64+0x41/0xc0 [ 174.089553][ C0] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 174.095664][ C0] RIP: 0033:0x7fa4d7ec0e29 [ 174.100177][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 d1 19 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 [ 174.119912][ C0] RSP: 002b:00007ffd7ac2c058 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 174.128460][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa4d7ec0e29 [ 174.136539][ C0] RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000004 [ 174.144656][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000100000000 [ 174.152734][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 174.160844][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 174.168952][ C0] [ 174.172285][ C0] Kernel Offset: disabled [ 174.176690][ C0] Rebooting in 86400 seconds..