./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1598633058 <...> Warning: Permanently added '10.128.1.159' (ED25519) to the list of known hosts. execve("./syz-executor1598633058", ["./syz-executor1598633058"], 0x7ffced31e820 /* 10 vars */) = 0 brk(NULL) = 0x555555ef7000 brk(0x555555ef7d00) = 0x555555ef7d00 arch_prctl(ARCH_SET_FS, 0x555555ef7380) = 0 set_tid_address(0x555555ef7650) = 301 set_robust_list(0x555555ef7660, 24) = 0 rseq(0x555555ef7ca0, 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-executor1598633058", 4096) = 28 getrandom("\xec\x18\x55\x6f\x1e\x72\x22\x60", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555ef7d00 brk(0x555555f18d00) = 0x555555f18d00 brk(0x555555f19000) = 0x555555f19000 mprotect(0x7f67b149f000, 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=0x555555ef7650) = 302 ./strace-static-x86_64: Process 302 attached [pid 302] set_robust_list(0x555555ef7660, 24) = 0 [pid 302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] setpgid(0, 0) = 0 [pid 302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] write(3, "1000", 4) = 4 [pid 302] close(3) = 0 [pid 302] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3 [pid 302] socketpair(AF_UNIX, SOCK_STREAM, 0, [4, 5]) = 0 [pid 302] ioctl(5, SIOCGIFINDEX, {ifr_name="lo", ifr_ifindex=1}) = 0 [ 22.456378][ T24] audit: type=1400 audit(1692158230.700:66): avc: denied { execmem } for pid=301 comm="syz-executor159" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 302] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x88\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\x58\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=136}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 301] kill(-302, SIGKILL) = 0 [pid 301] kill(302, SIGKILL) = 0 [pid 301] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, 0x555555ef86f0 /* 2 entries */, 32768) = 48 [pid 301] getdents64(3, 0x555555ef86f0 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [ 122.459867][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 122.466289][ C0] rcu: 0-....: (1 GPs behind) idle=8aa/1/0x4000000000000000 softirq=1133/1134 fqs=4860 last_accelerate: 9347/ba57 dyntick_enabled: 1 [ 122.479827][ C0] (t=10000 jiffies g=-55 q=2251) [ 122.484678][ C0] NMI backtrace for cpu 0 [ 122.488845][ C0] CPU: 0 PID: 302 Comm: syz-executor159 Not tainted 5.10.187-syzkaller-00057-g8a427269c016 #0 [ 122.498908][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 122.508806][ C0] Call Trace: [ 122.511926][ C0] [ 122.514638][ C0] dump_stack_lvl+0x1e2/0x24b [ 122.519132][ C0] ? panic+0x80b/0x80b [ 122.523039][ C0] ? bfq_pos_tree_add_move+0x43b/0x43b [ 122.528331][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 122.533627][ C0] ? vprintk_func+0x19d/0x1e0 [ 122.538138][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 122.542826][ C0] ? printk+0xd1/0x111 [ 122.546737][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 122.552633][ C0] dump_stack+0x15/0x17 [ 122.556627][ C0] nmi_trigger_cpumask_backtrace+0x2b5/0x300 [ 122.562442][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 122.568343][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 122.574079][ C0] rcu_dump_cpu_stacks+0x199/0x2b0 [ 122.579018][ C0] rcu_sched_clock_irq+0xf8a/0x1890 [ 122.584053][ C0] ? rcutree_dead_cpu+0x340/0x340 [ 122.588912][ C0] ? hrtimer_run_queues+0x15f/0x440 [ 122.594036][ C0] update_process_times+0x198/0x200 [ 122.599069][ C0] tick_sched_timer+0x188/0x240 [ 122.603753][ C0] ? tick_setup_sched_timer+0x480/0x480 [ 122.609134][ C0] __hrtimer_run_queues+0x3d7/0xa50 [ 122.614170][ C0] ? hrtimer_interrupt+0x8b0/0x8b0 [ 122.619228][ C0] ? clockevents_program_event+0x214/0x2c0 [ 122.624845][ C0] ? ktime_get_update_offsets_now+0x266/0x280 [ 122.630747][ C0] hrtimer_interrupt+0x39a/0x8b0 [ 122.635522][ C0] __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 122.641249][ C0] asm_call_irq_on_stack+0xf/0x20 [ 122.646103][ C0] [ 122.648886][ C0] sysvec_apic_timer_interrupt+0x85/0xe0 [ 122.654352][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 122.660168][ C0] RIP: 0010:kvm_wait+0xfc/0x150 [ 122.664860][ C0] 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 [ 122.684296][ C0] RSP: 0018:ffffc90000b56b00 EFLAGS: 00000246 [ 122.690202][ C0] RAX: 0000000000000003 RBX: 1ffff9200016ad64 RCX: ffffffff8150a984 [ 122.698017][ C0] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc90000b56b40 [ 122.705817][ C0] RBP: ffffc90000b56bb0 R08: dffffc0000000000 R09: ffffed1022c63816 [ 122.713634][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 122.721439][ C0] R13: ffff88811631c0ac R14: 0000000000000003 R15: 0000000000000246 [ 122.729260][ C0] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 122.735332][ C0] ? asm_sysvec_call_function_single+0x12/0x20 [ 122.741319][ C0] ? kvm_arch_para_hints+0x30/0x30 [ 122.746266][ C0] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 122.752341][ C0] __pv_queued_spin_lock_slowpath+0x72f/0xc70 [ 122.758243][ C0] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 122.764492][ C0] _raw_spin_lock_bh+0x139/0x1b0 [ 122.769265][ C0] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 122.774404][ C0] ? kvmalloc_node+0x82/0x130 [ 122.778913][ C0] ? __kasan_check_read+0x11/0x20 [ 122.783770][ C0] get_dist_table+0x207/0x2e0 [ 122.788281][ C0] netem_change+0x974/0x1fb0 [ 122.792708][ C0] ? __x64_sys_sendmsg+0x7b/0x90 [ 122.797575][ C0] ? do_syscall_64+0x34/0x70 [ 122.801994][ C0] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 122.807897][ C0] ? netem_destroy+0xc0/0xc0 [ 122.812329][ C0] ? hrtimer_init+0x33/0x160 [ 122.816752][ C0] netem_init+0x5b/0xb0 [ 122.820745][ C0] ? qdisc_peek_dequeued+0x230/0x230 [ 122.825861][ C0] qdisc_create+0x879/0x12d0 [ 122.830289][ C0] ? qdisc_notify+0x370/0x370 [ 122.834804][ C0] ? __nla_parse+0x43/0x60 [ 122.839054][ C0] tc_modify_qdisc+0x8a4/0x13f0 [ 122.843744][ C0] ? qdisc_offload_graft_helper+0x280/0x280 [ 122.849473][ C0] ? mutex_trylock+0xa0/0xa0 [ 122.853897][ C0] ? ns_capable+0x89/0xe0 [ 122.858582][ C0] ? netlink_net_capable+0x125/0x160 [ 122.863704][ C0] ? qdisc_offload_graft_helper+0x280/0x280 [ 122.869520][ C0] rtnetlink_rcv_msg+0x955/0xc50 [ 122.874295][ C0] ? __kasan_check_write+0x14/0x20 [ 122.879238][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 122.883926][ C0] ? rtnetlink_bind+0x80/0x80 [ 122.888440][ C0] ? __kasan_check_write+0x14/0x20 [ 122.893385][ C0] ? avc_node_replace+0x1e0/0x310 [ 122.898246][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 122.903888][ C0] ? avc_update_node+0x2f8/0x710 [ 122.908662][ C0] ? avc_denied+0x13f/0x1b0 [ 122.913077][ C0] ? avc_has_perm+0x275/0x400 [ 122.917526][ C0] ? __kasan_slab_alloc+0xb1/0xe0 [ 122.922384][ C0] ? slab_post_alloc_hook+0x61/0x2f0 [ 122.927500][ C0] ? kmem_cache_alloc+0x168/0x2e0 [ 122.932359][ C0] ? avc_has_perm_noaudit+0x240/0x240 [ 122.937570][ C0] ? iov_iter_advance+0x258/0xb20 [ 122.942514][ C0] netlink_rcv_skb+0x1cf/0x410 [ 122.947112][ C0] ? rtnetlink_bind+0x80/0x80 [ 122.951626][ C0] ? netlink_ack+0xb30/0xb30 [ 122.956139][ C0] ? __netlink_lookup+0x37b/0x3a0 [ 122.960997][ C0] rtnetlink_rcv+0x1c/0x20 [ 122.965250][ C0] netlink_unicast+0x8df/0xac0 [ 122.969851][ C0] ? netlink_detachskb+0x90/0x90 [ 122.974624][ C0] ? security_netlink_send+0x7b/0xa0 [ 122.979744][ C0] netlink_sendmsg+0xa46/0xd00 [ 122.984343][ C0] ? netlink_getsockopt+0x5c0/0x5c0 [ 122.989378][ C0] ? security_socket_sendmsg+0x82/0xb0 [ 122.994671][ C0] ? netlink_getsockopt+0x5c0/0x5c0 [ 122.999706][ C0] ____sys_sendmsg+0x59e/0x8f0 [ 123.004309][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 123.009170][ C0] ? import_iovec+0xe5/0x120 [ 123.013594][ C0] ___sys_sendmsg+0x252/0x2e0 [ 123.018105][ C0] ? __sys_sendmsg+0x280/0x280 [ 123.022707][ C0] ? finish_task_switch+0x130/0x5a0 [ 123.027740][ C0] ? __schedule+0xbee/0x1330 [ 123.032167][ C0] ? __kasan_check_write+0x14/0x20 [ 123.037115][ C0] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 123.042061][ C0] ? __kasan_check_read+0x11/0x20 [ 123.046923][ C0] ? __fdget+0x179/0x240 [ 123.050998][ C0] __se_sys_sendmsg+0x1b1/0x280 [ 123.055687][ C0] ? _raw_spin_unlock_irq+0x4e/0x70 [ 123.060722][ C0] ? __x64_sys_sendmsg+0x90/0x90 [ 123.065496][ C0] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 123.071397][ C0] ? irqentry_exit_to_user_mode+0x2f/0x80 [ 123.076950][ C0] __x64_sys_sendmsg+0x7b/0x90 [ 123.081550][ C0] do_syscall_64+0x34/0x70 [ 123.085804][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 123.091566][ C0] RIP: 0033:0x7f67b142bc79 [ 123.095787][ C0] 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 [ 123.115313][ C0] RSP: 002b:00007ffed100ead8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 123.123554][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f67b142bc79 [ 123.131454][ C0] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 [ 123.139264][ C0] RBP: 0000000000003a28 R08: 0000000000000000 R09: 0000000000000006 [ 123.147075][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 123.154885][ C0] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 [ 264.942610][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz-executor159:302] [ 264.951011][ C0] Modules linked in: [ 264.954747][ C0] CPU: 0 PID: 302 Comm: syz-executor159 Not tainted 5.10.187-syzkaller-00057-g8a427269c016 #0 [ 264.964826][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 264.974809][ C0] RIP: 0010:kvm_wait+0xfc/0x150 [ 264.979395][ C0] 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 [ 264.999366][ C0] RSP: 0018:ffffc90000b56b00 EFLAGS: 00000246 [ 265.005259][ C0] RAX: 0000000000000003 RBX: 1ffff9200016ad64 RCX: ffffffff8150a984 [ 265.013067][ C0] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc90000b56b40 [ 265.020877][ C0] RBP: ffffc90000b56bb0 R08: dffffc0000000000 R09: ffffed1022c63816 [ 265.028776][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 265.036588][ C0] R13: ffff88811631c0ac R14: 0000000000000003 R15: 0000000000000246 [ 265.044400][ C0] FS: 0000555555ef7380(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 265.053163][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 265.059586][ C0] CR2: 0000000020002b08 CR3: 000000011e8dc000 CR4: 00000000003506b0 [ 265.067407][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 265.075297][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 265.083107][ C0] Call Trace: [ 265.086228][ C0] [ 265.088988][ C0] ? show_regs+0x58/0x60 [ 265.093100][ C0] ? watchdog_timer_fn+0x471/0x590 [ 265.098047][ C0] ? proc_watchdog_cpumask+0xd0/0xd0 [ 265.103199][ C0] ? __hrtimer_run_queues+0x3d7/0xa50 [ 265.108375][ C0] ? hrtimer_interrupt+0x8b0/0x8b0 [ 265.113336][ C0] ? clockevents_program_event+0x214/0x2c0 [ 265.118954][ C0] ? ktime_get_update_offsets_now+0x266/0x280 [ 265.124860][ C0] ? hrtimer_interrupt+0x39a/0x8b0 [ 265.129814][ C0] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 265.135734][ C0] ? asm_call_irq_on_stack+0xf/0x20 [ 265.140736][ C0] [ 265.143557][ C0] ? sysvec_apic_timer_interrupt+0x85/0xe0 [ 265.149156][ C0] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 265.155178][ C0] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 265.161222][ C0] ? kvm_wait+0xfc/0x150 [ 265.165301][ C0] ? asm_sysvec_call_function_single+0x12/0x20 [ 265.171287][ C0] ? kvm_arch_para_hints+0x30/0x30 [ 265.176237][ C0] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 265.182312][ C0] __pv_queued_spin_lock_slowpath+0x72f/0xc70 [ 265.188214][ C0] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 265.194462][ C0] _raw_spin_lock_bh+0x139/0x1b0 [ 265.199236][ C0] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 265.204322][ C0] ? kvmalloc_node+0x82/0x130 [ 265.208801][ C0] ? __kasan_check_read+0x11/0x20 [ 265.213673][ C0] get_dist_table+0x207/0x2e0 [ 265.218158][ C0] netem_change+0x974/0x1fb0 [ 265.222609][ C0] ? __x64_sys_sendmsg+0x7b/0x90 [ 265.227355][ C0] ? do_syscall_64+0x34/0x70 [ 265.231780][ C0] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 265.237684][ C0] ? netem_destroy+0xc0/0xc0 [ 265.242115][ C0] ? hrtimer_init+0x33/0x160 [ 265.246549][ C0] netem_init+0x5b/0xb0 [ 265.250531][ C0] ? qdisc_peek_dequeued+0x230/0x230 [ 265.255682][ C0] qdisc_create+0x879/0x12d0 [ 265.260077][ C0] ? qdisc_notify+0x370/0x370 [ 265.264620][ C0] ? __nla_parse+0x43/0x60 [ 265.268840][ C0] tc_modify_qdisc+0x8a4/0x13f0 [ 265.273530][ C0] ? qdisc_offload_graft_helper+0x280/0x280 [ 265.279285][ C0] ? mutex_trylock+0xa0/0xa0 [ 265.283718][ C0] ? ns_capable+0x89/0xe0 [ 265.287908][ C0] ? netlink_net_capable+0x125/0x160 [ 265.292979][ C0] ? qdisc_offload_graft_helper+0x280/0x280 [ 265.298739][ C0] rtnetlink_rcv_msg+0x955/0xc50 [ 265.303483][ C0] ? __kasan_check_write+0x14/0x20 [ 265.308425][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 265.313242][ C0] ? rtnetlink_bind+0x80/0x80 [ 265.317736][ C0] ? __kasan_check_write+0x14/0x20 [ 265.322752][ C0] ? avc_node_replace+0x1e0/0x310 [ 265.327552][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 265.333186][ C0] ? avc_update_node+0x2f8/0x710 [ 265.337958][ C0] ? avc_denied+0x13f/0x1b0 [ 265.342297][ C0] ? avc_has_perm+0x275/0x400 [ 265.346810][ C0] ? __kasan_slab_alloc+0xb1/0xe0 [ 265.351668][ C0] ? slab_post_alloc_hook+0x61/0x2f0 [ 265.356790][ C0] ? kmem_cache_alloc+0x168/0x2e0 [ 265.361650][ C0] ? avc_has_perm_noaudit+0x240/0x240 [ 265.366995][ C0] ? iov_iter_advance+0x258/0xb20 [ 265.371806][ C0] netlink_rcv_skb+0x1cf/0x410 [ 265.376405][ C0] ? rtnetlink_bind+0x80/0x80 [ 265.380916][ C0] ? netlink_ack+0xb30/0xb30 [ 265.385343][ C0] ? __netlink_lookup+0x37b/0x3a0 [ 265.390205][ C0] rtnetlink_rcv+0x1c/0x20 [ 265.394457][ C0] netlink_unicast+0x8df/0xac0 [ 265.399065][ C0] ? netlink_detachskb+0x90/0x90 [ 265.403872][ C0] ? security_netlink_send+0x7b/0xa0 [ 265.408949][ C0] netlink_sendmsg+0xa46/0xd00 [ 265.413551][ C0] ? netlink_getsockopt+0x5c0/0x5c0 [ 265.418589][ C0] ? security_socket_sendmsg+0x82/0xb0 [ 265.423883][ C0] ? netlink_getsockopt+0x5c0/0x5c0 [ 265.428914][ C0] ____sys_sendmsg+0x59e/0x8f0 [ 265.433514][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 265.438374][ C0] ? import_iovec+0xe5/0x120 [ 265.442900][ C0] ___sys_sendmsg+0x252/0x2e0 [ 265.447413][ C0] ? __sys_sendmsg+0x280/0x280 [ 265.452095][ C0] ? finish_task_switch+0x130/0x5a0 [ 265.457045][ C0] ? __schedule+0xbee/0x1330 [ 265.461477][ C0] ? __kasan_check_write+0x14/0x20 [ 265.466417][ C0] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 265.471632][ C0] ? __kasan_check_read+0x11/0x20 [ 265.476510][ C0] ? __fdget+0x179/0x240 [ 265.480565][ C0] __se_sys_sendmsg+0x1b1/0x280 [ 265.485251][ C0] ? _raw_spin_unlock_irq+0x4e/0x70 [ 265.490285][ C0] ? __x64_sys_sendmsg+0x90/0x90 [ 265.495190][ C0] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 265.501067][ C0] ? irqentry_exit_to_user_mode+0x2f/0x80 [ 265.506612][ C0] __x64_sys_sendmsg+0x7b/0x90 [ 265.511210][ C0] do_syscall_64+0x34/0x70 [ 265.515463][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 265.521199][ C0] RIP: 0033:0x7f67b142bc79 [ 265.525445][ C0] 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 [ 265.544882][ C0] RSP: 002b:00007ffed100ead8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 265.553129][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f67b142bc79 [ 265.560936][ C0] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 [ 265.568749][ C0] RBP: 0000000000003a28 R08: 0000000000000000 R09: 0000000000000006 [ 265.576561][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 265.584370][ C0] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001