./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3691492495 <...> Warning: Permanently added '10.128.1.181' (ED25519) to the list of known hosts. execve("./syz-executor3691492495", ["./syz-executor3691492495"], 0x7ffcd38de070 /* 10 vars */) = 0 brk(NULL) = 0x555556f6b000 brk(0x555556f6bd00) = 0x555556f6bd00 arch_prctl(ARCH_SET_FS, 0x555556f6b380) = 0 set_tid_address(0x555556f6b650) = 295 set_robust_list(0x555556f6b660, 24) = 0 rseq(0x555556f6bca0, 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-executor3691492495", 4096) = 28 getrandom("\xcb\xf4\xa6\x4d\x61\xcf\x03\x42", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555556f6bd00 brk(0x555556f8cd00) = 0x555556f8cd00 brk(0x555556f8d000) = 0x555556f8d000 mprotect(0x7f376b71e000, 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, child_tidptr=0x555556f6b650) = 296 ./strace-static-x86_64: Process 296 attached [pid 296] set_robust_list(0x555556f6b660, 24) = 0 [pid 296] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 296] setsid() = 1 [pid 296] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 296] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 296] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 296] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 296] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 296] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 296] unshare(CLONE_NEWNS) = 0 [pid 296] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 296] unshare(CLONE_NEWIPC) = -1 EINVAL (Invalid argument) [pid 296] unshare(CLONE_NEWCGROUP) = 0 [pid 296] unshare(CLONE_NEWUTS) = 0 [pid 296] unshare(CLONE_SYSVSEM) = 0 [pid 296] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 296] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 296] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 296] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 296] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 296] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 296] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 296] getpid() = 1 [pid 296] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 12]) = 0 [ 22.601192][ T28] audit: type=1400 audit(1698601418.924:68): avc: denied { mount } for pid=296 comm="syz-executor369" name="/" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1 [ 22.623778][ T28] audit: type=1400 audit(1698601418.924:69): avc: denied { mounton } for pid=296 comm="syz-executor369" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 22.645428][ T28] audit: type=1400 audit(1698601418.924:70): avc: denied { mounton } for pid=296 comm="syz-executor369" path="/dev/binderfs" dev="devtmpfs" ino=370 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 22.668196][ T28] audit: type=1400 audit(1698601418.944:71): avc: denied { mount } for pid=296 comm="syz-executor369" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x70\x00\x00\x00\x24\x00\x0b\x0f\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\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\x40\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\x1c\x00\x0d\x80\x18\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=112}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 296] kill(-2, SIGKILL) = 0 [pid 296] kill(2, SIGKILL) = 0 [pid 296] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x555556f6c6f0 /* 2 entries */, 32768) = 48 [pid 296] getdents64(3, 0x555556f6c6f0 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [ 122.588089][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 122.594860][ C1] (detected by 1, t=10002 jiffies, g=501, q=2266 ncpus=2) [ 122.601886][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294949477-4294939474), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 122.615193][ C1] rcu: rcu_preempt kthread starved for 10004 jiffies! g501 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 122.626126][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 122.635930][ C1] rcu: RCU grace-period kthread stack dump: [ 122.641840][ C1] task:rcu_preempt state:R running task stack:28200 pid:14 ppid:2 flags:0x00004000 [ 122.652423][ C1] Call Trace: [ 122.655545][ C1] [ 122.658323][ C1] __schedule+0xc99/0x1540 [ 122.662577][ C1] ? __sched_text_start+0x8/0x8 [ 122.667351][ C1] ? __kasan_check_write+0x14/0x20 [ 122.672304][ C1] schedule+0xc3/0x180 [ 122.676298][ C1] schedule_timeout+0x18c/0x380 [ 122.681073][ C1] ? _raw_spin_unlock_irq+0x4d/0x70 [ 122.686101][ C1] ? console_conditional_schedule+0x10/0x10 [ 122.691825][ C1] ? update_process_times+0x1b0/0x1b0 [ 122.697040][ C1] ? prepare_to_swait_event+0x308/0x320 [ 122.702527][ C1] rcu_gp_fqs_loop+0x2dd/0xf40 [ 122.707116][ C1] ? _raw_spin_unlock_irq+0x4d/0x70 [ 122.712158][ C1] ? rcu_gp_init+0xc75/0xf70 [ 122.716580][ C1] ? rcu_gp_init+0xf70/0xf70 [ 122.721006][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 122.726645][ C1] ? finish_swait+0x17d/0x1b0 [ 122.731185][ C1] rcu_gp_kthread+0xa3/0x390 [ 122.735587][ C1] ? queued_spin_lock_slowpath+0x50/0x50 [ 122.741142][ C1] ? set_cpus_allowed_ptr+0xa4/0xe0 [ 122.746178][ C1] ? __kasan_check_read+0x11/0x20 [ 122.751043][ C1] ? __kthread_parkme+0x12d/0x180 [ 122.755895][ C1] kthread+0x26d/0x300 [ 122.759801][ C1] ? queued_spin_lock_slowpath+0x50/0x50 [ 122.765353][ C1] ? kthread_blkcg+0xd0/0xd0 [ 122.769782][ C1] ret_from_fork+0x1f/0x30 [ 122.774126][ C1] [ 122.776984][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 122.783151][ C1] CPU: 1 PID: 297 Comm: syz-executor369 Not tainted 6.1.43-syzkaller-00238-g5418491fa533 #0 [ 122.793044][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 [ 122.802939][ C1] RIP: 0010:kvm_wait+0x147/0x180 [ 122.807722][ 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 [ 122.827332][ C1] RSP: 0018:ffffc90000e16be0 EFLAGS: 00000246 [ 122.833235][ C1] RAX: 0000000000000003 RBX: 1ffff920001c2d80 RCX: ffffffff84fbdbec [ 122.841059][ C1] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffffffff873a54ac [ 122.848952][ C1] RBP: ffffc90000e16c90 R08: dffffc0000000000 R09: fffffbfff0e74a96 [ 122.856769][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 122.864568][ C1] R13: ffffffff873a54ac R14: 0000000000000003 R15: 1ffff920001c2d84 [ 122.872380][ C1] FS: 0000555556f6b380(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 122.881147][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.887576][ C1] CR2: 000000000045b630 CR3: 0000000100ad5000 CR4: 00000000003506a0 [ 122.895395][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 122.903189][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 122.911000][ C1] Call Trace: [ 122.914127][ C1] [ 122.916822][ C1] ? show_regs+0x58/0x60 [ 122.920898][ C1] ? dump_cpu_task+0x3c/0x70 [ 122.925324][ C1] ? rcu_check_gp_kthread_starvation+0x1d1/0x240 [ 122.931495][ C1] ? _find_next_bit+0x126/0x130 [ 122.936259][ C1] ? print_other_cpu_stall+0x1140/0x1300 [ 122.941901][ C1] ? __update_load_avg_cfs_rq+0xb1/0x2f0 [ 122.947547][ C1] ? rcu_stall_kick_kthreads+0x240/0x240 [ 122.953018][ C1] ? acct_account_cputime+0xf7/0x2c0 [ 122.958144][ C1] ? rcu_sched_clock_irq+0x88c/0x1970 [ 122.963340][ C1] ? rcu_boost_kthread_setaffinity+0x5a0/0x5a0 [ 122.969329][ C1] ? hrtimer_run_queues+0x15f/0x440 [ 122.974361][ C1] ? tick_setup_sched_timer+0x490/0x490 [ 122.979746][ C1] ? update_process_times+0x149/0x1b0 [ 122.985212][ C1] ? tick_sched_timer+0x188/0x240 [ 122.990070][ C1] ? tick_setup_sched_timer+0x490/0x490 [ 122.995452][ C1] ? __hrtimer_run_queues+0x41a/0xad0 [ 123.000665][ C1] ? hrtimer_interrupt+0xaa0/0xaa0 [ 123.005608][ C1] ? clockevents_program_event+0x22f/0x300 [ 123.011249][ C1] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 123.017153][ C1] ? hrtimer_interrupt+0x40c/0xaa0 [ 123.022106][ C1] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 123.028001][ C1] ? sysvec_apic_timer_interrupt+0x95/0xc0 [ 123.033731][ C1] [ 123.036508][ C1] [ 123.039372][ C1] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 123.045710][ C1] ? __pv_queued_spin_lock_slowpath+0x67c/0xda0 [ 123.051799][ C1] ? kvm_wait+0x147/0x180 [ 123.056130][ C1] ? asm_sysvec_call_function_single+0x1b/0x20 [ 123.062112][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 123.067156][ C1] ? __pv_queued_spin_lock_slowpath+0x67c/0xda0 [ 123.073313][ C1] __pv_queued_spin_lock_slowpath+0x6de/0xda0 [ 123.079216][ C1] ? __pv_queued_spin_unlock_slowpath+0x310/0x310 [ 123.085555][ C1] _raw_spin_lock_bh+0x139/0x1b0 [ 123.090321][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 123.095351][ C1] ? __kmalloc_node+0xb4/0x1e0 [ 123.100041][ C1] ? __kasan_check_read+0x11/0x20 [ 123.104901][ C1] get_dist_table+0x215/0x2e0 [ 123.109413][ C1] netem_change+0x9ec/0x20b0 [ 123.113840][ C1] ? __stack_depot_save+0x419/0x480 [ 123.118872][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 123.124515][ C1] ? netem_destroy+0xc0/0xc0 [ 123.128939][ C1] ? ref_tracker_alloc+0x2b1/0x450 [ 123.133905][ C1] ? ref_tracker_dir_print+0x160/0x160 [ 123.139388][ C1] ? qdisc_alloc+0x588/0x780 [ 123.143808][ C1] ? qdisc_create+0x185/0x1160 [ 123.148763][ C1] ? tc_modify_qdisc+0x8d0/0x19c0 [ 123.153616][ C1] ? rtnetlink_rcv_msg+0x9a5/0xca0 [ 123.158574][ C1] ? hrtimer_init+0x30/0x160 [ 123.163001][ C1] netem_init+0x5b/0xb0 [ 123.167951][ C1] ? qdisc_peek_dequeued+0x230/0x230 [ 123.173067][ C1] qdisc_create+0x889/0x1160 [ 123.177491][ C1] ? qdisc_notify+0x380/0x380 [ 123.182260][ C1] tc_modify_qdisc+0x8d0/0x19c0 [ 123.186958][ C1] ? qdisc_offload_query_caps+0x170/0x170 [ 123.192532][ C1] ? security_capable+0x87/0xb0 [ 123.197186][ C1] ? bit_wait_io_timeout+0x120/0x120 [ 123.202775][ C1] ? ns_capable+0x89/0xe0 [ 123.207009][ C1] ? try_module_get+0x12a/0x290 [ 123.211961][ C1] ? qdisc_offload_query_caps+0x170/0x170 [ 123.217537][ C1] rtnetlink_rcv_msg+0x9a5/0xca0 [ 123.222302][ C1] ? rtnetlink_bind+0x80/0x80 [ 123.227073][ C1] ? kernel_text_address+0xa9/0xe0 [ 123.232103][ C1] ? __kernel_text_address+0xd/0x40 [ 123.237129][ C1] ? unwind_get_return_address+0x4d/0x90 [ 123.242689][ C1] ? arch_stack_walk+0xf3/0x140 [ 123.247718][ C1] ? avc_has_perm_noaudit+0x348/0x430 [ 123.252924][ C1] ? memcpy+0x56/0x70 [ 123.256750][ C1] ? avc_has_perm_noaudit+0x2dd/0x430 [ 123.261952][ C1] ? avc_denied+0x1b0/0x1b0 [ 123.266297][ C1] ? avc_has_perm+0x16f/0x260 [ 123.270805][ C1] ? __alloc_skb+0x10f/0x2e0 [ 123.275228][ C1] ? netlink_sendmsg+0x7a6/0xd30 [ 123.280003][ C1] ? avc_has_perm_noaudit+0x430/0x430 [ 123.285213][ C1] netlink_rcv_skb+0x1cd/0x410 [ 123.289813][ C1] ? rtnetlink_bind+0x80/0x80 [ 123.294323][ C1] ? netlink_ack+0xe60/0xe60 [ 123.298777][ C1] ? __netlink_lookup+0x37b/0x3a0 [ 123.303619][ C1] rtnetlink_rcv+0x1c/0x20 [ 123.308041][ C1] netlink_unicast+0x8ee/0xad0 [ 123.312677][ C1] ? netlink_detachskb+0x90/0x90 [ 123.317413][ C1] ? security_netlink_send+0x7b/0xa0 [ 123.322537][ C1] netlink_sendmsg+0xa15/0xd30 [ 123.327138][ C1] ? netlink_getsockopt+0x560/0x560 [ 123.332169][ C1] ? security_socket_sendmsg+0x82/0xb0 [ 123.337462][ C1] ? netlink_getsockopt+0x560/0x560 [ 123.342508][ C1] ____sys_sendmsg+0x5dc/0x9d0 [ 123.347100][ C1] ? __sys_sendmsg_sock+0x40/0x40 [ 123.351985][ C1] __sys_sendmsg+0x2a9/0x390 [ 123.356386][ C1] ? ____sys_sendmsg+0x9d0/0x9d0 [ 123.361163][ C1] ? memset+0x35/0x40 [ 123.364977][ C1] ? ptrace_notify+0x249/0x350 [ 123.369597][ C1] ? __kasan_check_write+0x14/0x20 [ 123.374523][ C1] ? fpregs_restore_userregs+0x130/0x290 [ 123.380077][ C1] __x64_sys_sendmsg+0x7f/0x90 [ 123.384681][ C1] do_syscall_64+0x3d/0xb0 [ 123.389016][ C1] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 123.394751][ C1] RIP: 0033:0x7f376b6ab089 [ 123.399013][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 21 18 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 [ 123.418441][ C1] RSP: 002b:00007ffeb1e123c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 123.426686][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f376b6ab089 [ 123.434501][ C1] RDX: 0000000000000000 RSI: 0000000020000400 RDI: 0000000000000004 [ 123.442312][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555556f6c610 [ 123.450117][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 123.457930][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffeb1e123e0 [ 123.465832][ C1] [ 265.069991][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 245s! [syz-executor369:297] [ 265.078422][ C1] Modules linked in: [ 265.082150][ C1] CPU: 1 PID: 297 Comm: syz-executor369 Not tainted 6.1.43-syzkaller-00238-g5418491fa533 #0 [ 265.092260][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 [ 265.102155][ C1] RIP: 0010:kvm_wait+0x147/0x180 [ 265.106925][ 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 [ 265.127235][ C1] RSP: 0018:ffffc90000e16be0 EFLAGS: 00000246 [ 265.133223][ C1] RAX: 0000000000000003 RBX: 1ffff920001c2d80 RCX: ffffffff84fbdbec [ 265.141038][ C1] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffffffff873a54ac [ 265.148937][ C1] RBP: ffffc90000e16c90 R08: dffffc0000000000 R09: fffffbfff0e74a96 [ 265.156851][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 265.164665][ C1] R13: ffffffff873a54ac R14: 0000000000000003 R15: 1ffff920001c2d84 [ 265.173895][ C1] FS: 0000555556f6b380(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 265.182830][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 265.189418][ C1] CR2: 000000000045b630 CR3: 0000000100ad5000 CR4: 00000000003506a0 [ 265.197229][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 265.205132][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 265.212939][ C1] Call Trace: [ 265.216059][ C1] [ 265.218750][ C1] ? show_regs+0x58/0x60 [ 265.222931][ C1] ? watchdog_timer_fn+0x4b1/0x5f0 [ 265.227866][ C1] ? proc_watchdog_cpumask+0xf0/0xf0 [ 265.233156][ C1] ? __hrtimer_run_queues+0x41a/0xad0 [ 265.238373][ C1] ? hrtimer_interrupt+0xaa0/0xaa0 [ 265.243312][ C1] ? clockevents_program_event+0x22f/0x300 [ 265.248955][ C1] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 265.255030][ C1] ? hrtimer_interrupt+0x40c/0xaa0 [ 265.259982][ C1] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 265.265881][ C1] ? sysvec_apic_timer_interrupt+0x95/0xc0 [ 265.271522][ C1] [ 265.274294][ C1] [ 265.277101][ C1] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 265.283150][ C1] ? __pv_queued_spin_lock_slowpath+0x67c/0xda0 [ 265.289226][ C1] ? kvm_wait+0x147/0x180 [ 265.293389][ C1] ? asm_sysvec_call_function_single+0x1b/0x20 [ 265.299379][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 265.304342][ C1] ? __pv_queued_spin_lock_slowpath+0x67c/0xda0 [ 265.310934][ C1] __pv_queued_spin_lock_slowpath+0x6de/0xda0 [ 265.316953][ C1] ? __pv_queued_spin_unlock_slowpath+0x310/0x310 [ 265.323201][ C1] _raw_spin_lock_bh+0x139/0x1b0 [ 265.327972][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 265.333414][ C1] ? __kmalloc_node+0xb4/0x1e0 [ 265.338020][ C1] ? __kasan_check_read+0x11/0x20 [ 265.343134][ C1] get_dist_table+0x215/0x2e0 [ 265.347650][ C1] netem_change+0x9ec/0x20b0 [ 265.352173][ C1] ? __stack_depot_save+0x419/0x480 [ 265.357205][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 265.363622][ C1] ? netem_destroy+0xc0/0xc0 [ 265.368043][ C1] ? ref_tracker_alloc+0x2b1/0x450 [ 265.373018][ C1] ? ref_tracker_dir_print+0x160/0x160 [ 265.378285][ C1] ? qdisc_alloc+0x588/0x780 [ 265.382714][ C1] ? qdisc_create+0x185/0x1160 [ 265.387312][ C1] ? tc_modify_qdisc+0x8d0/0x19c0 [ 265.392173][ C1] ? rtnetlink_rcv_msg+0x9a5/0xca0 [ 265.397197][ C1] ? hrtimer_init+0x30/0x160 [ 265.401547][ C1] netem_init+0x5b/0xb0 [ 265.405624][ C1] ? qdisc_peek_dequeued+0x230/0x230 [ 265.410747][ C1] qdisc_create+0x889/0x1160 [ 265.415187][ C1] ? qdisc_notify+0x380/0x380 [ 265.421004][ C1] tc_modify_qdisc+0x8d0/0x19c0 [ 265.425750][ C1] ? qdisc_offload_query_caps+0x170/0x170 [ 265.431303][ C1] ? security_capable+0x87/0xb0 [ 265.436075][ C1] ? bit_wait_io_timeout+0x120/0x120 [ 265.441197][ C1] ? ns_capable+0x89/0xe0 [ 265.445372][ C1] ? try_module_get+0x12a/0x290 [ 265.450048][ C1] ? qdisc_offload_query_caps+0x170/0x170 [ 265.455609][ C1] rtnetlink_rcv_msg+0x9a5/0xca0 [ 265.460382][ C1] ? rtnetlink_bind+0x80/0x80 [ 265.464892][ C1] ? kernel_text_address+0xa9/0xe0 [ 265.469839][ C1] ? __kernel_text_address+0xd/0x40 [ 265.475001][ C1] ? unwind_get_return_address+0x4d/0x90 [ 265.480459][ C1] ? arch_stack_walk+0xf3/0x140 [ 265.485150][ C1] ? avc_has_perm_noaudit+0x348/0x430 [ 265.490360][ C1] ? memcpy+0x56/0x70 [ 265.494179][ C1] ? avc_has_perm_noaudit+0x2dd/0x430 [ 265.499473][ C1] ? avc_denied+0x1b0/0x1b0 [ 265.503811][ C1] ? avc_has_perm+0x16f/0x260 [ 265.508669][ C1] ? __alloc_skb+0x10f/0x2e0 [ 265.513183][ C1] ? netlink_sendmsg+0x7a6/0xd30 [ 265.517874][ C1] ? avc_has_perm_noaudit+0x430/0x430 [ 265.523077][ C1] netlink_rcv_skb+0x1cd/0x410 [ 265.528899][ C1] ? rtnetlink_bind+0x80/0x80 [ 265.533405][ C1] ? netlink_ack+0xe60/0xe60 [ 265.537832][ C1] ? __netlink_lookup+0x37b/0x3a0 [ 265.542693][ C1] rtnetlink_rcv+0x1c/0x20 [ 265.547123][ C1] netlink_unicast+0x8ee/0xad0 [ 265.551763][ C1] ? netlink_detachskb+0x90/0x90 [ 265.556492][ C1] ? security_netlink_send+0x7b/0xa0 [ 265.561613][ C1] netlink_sendmsg+0xa15/0xd30 [ 265.566244][ C1] ? netlink_getsockopt+0x560/0x560 [ 265.571249][ C1] ? security_socket_sendmsg+0x82/0xb0 [ 265.576545][ C1] ? netlink_getsockopt+0x560/0x560 [ 265.581696][ C1] ____sys_sendmsg+0x5dc/0x9d0 [ 265.586301][ C1] ? __sys_sendmsg_sock+0x40/0x40 [ 265.591159][ C1] __sys_sendmsg+0x2a9/0x390 [ 265.595586][ C1] ? ____sys_sendmsg+0x9d0/0x9d0 [ 265.600356][ C1] ? memset+0x35/0x40 [ 265.604178][ C1] ? ptrace_notify+0x249/0x350 [ 265.609297][ C1] ? __kasan_check_write+0x14/0x20 [ 265.614243][ C1] ? fpregs_restore_userregs+0x130/0x290 [ 265.619745][ C1] __x64_sys_sendmsg+0x7f/0x90 [ 265.624400][ C1] do_syscall_64+0x3d/0xb0 [ 265.628653][ C1] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 265.634379][ C1] RIP: 0033:0x7f376b6ab089 [ 265.638648][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 21 18 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 [ 265.658078][ C1] RSP: 002b:00007ffeb1e123c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 265.666437][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f376b6ab089 [ 265.674249][ C1] RDX: 0000000000000000 RSI: 0000000020000400 RDI: 0000000000000004 [ 265.682061][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555556f6c610 [ 265.689874][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 265.697689][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffeb1e123e0 [ 265.705509][ C1]