./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor113685184 <...> Warning: Permanently added '10.128.0.132' (ED25519) to the list of known hosts. execve("./syz-executor113685184", ["./syz-executor113685184"], 0x7ffd44cef8c0 /* 10 vars */) = 0 brk(NULL) = 0x555555ace000 brk(0x555555aced00) = 0x555555aced00 arch_prctl(ARCH_SET_FS, 0x555555ace380) = 0 set_tid_address(0x555555ace650) = 288 set_robust_list(0x555555ace660, 24) = 0 rseq(0x555555aceca0, 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-executor113685184", 4096) = 27 getrandom("\x8a\xaa\x9b\x19\x4a\x61\xf8\x95", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555aced00 brk(0x555555aefd00) = 0x555555aefd00 brk(0x555555af0000) = 0x555555af0000 mprotect(0x7f79b6323000, 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=0x555555ace650) = 289 ./strace-static-x86_64: Process 289 attached [pid 289] set_robust_list(0x555555ace660, 24) = 0 [pid 289] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 289] setsid() = 1 [pid 289] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 289] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 289] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 289] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 289] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 289] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 289] unshare(CLONE_NEWNS) = 0 [pid 289] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 289] unshare(CLONE_NEWIPC) = -1 EINVAL (Invalid argument) [pid 289] unshare(CLONE_NEWCGROUP) = 0 [pid 289] unshare(CLONE_NEWUTS) = 0 [pid 289] unshare(CLONE_SYSVSEM) = 0 [pid 289] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 289] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 289] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 289] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 289] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 289] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 289] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 289] getpid() = 1 [pid 289] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 12]) = 0 [ 21.413608][ T24] audit: type=1400 audit(1692791837.740:66): avc: denied { execmem } for pid=288 comm="syz-executor113" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 21.416695][ T24] audit: type=1400 audit(1692791837.740:67): avc: denied { mounton } for pid=289 comm="syz-executor113" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1 [ 21.421062][ T24] audit: type=1400 audit(1692791837.740:68): avc: denied { mount } for pid=289 comm="syz-executor113" name="/" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1 [ 21.426215][ T24] audit: type=1400 audit(1692791837.750:69): avc: denied { mounton } for pid=289 comm="syz-executor113" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 21.437695][ T24] audit: type=1400 audit(1692791837.760:70): avc: denied { mounton } for pid=289 comm="syz-executor113" path="/dev/binderfs" dev="devtmpfs" ino=357 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 21.460591][ T24] audit: type=1400 audit(1692791837.770:71): avc: denied { mount } for pid=289 comm="syz-executor113" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [pid 290] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x70\x00\x00\x00\x24\x00\x0b\x0e\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\x01\x00\x00\x80\x00\x00\x00\x00\x04\x00\x00\x00\xc7\x42\x00\x00\x00\x00\x00\x00\x10\x00\x01\x00\xc7\x09\x00\x00\x00\x00\x00\x00\xc7\x06\x00\x00\x06\x00\x02\x00\x3e\xfc\x00\x00"..., iov_len=112}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 289] kill(-2, SIGKILL) = 0 [pid 289] kill(2, SIGKILL) = 0 [pid 289] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, 0x555555acf6f0 /* 2 entries */, 32768) = 48 [pid 289] getdents64(3, 0x555555acf6f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [ 121.437940][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 121.444355][ C1] rcu: 1-...!: (10000 ticks this GP) idle=866/1/0x4000000000000000 softirq=1392/1392 fqs=0 last_accelerate: 92df/b9f2 dyntick_enabled: 1 [ 121.458231][ C1] (t=10000 jiffies g=17 q=2187) [ 121.463002][ C1] rcu: rcu_preempt kthread starved for 10000 jiffies! g17 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 121.473942][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 121.483748][ C1] rcu: RCU grace-period kthread stack dump: [ 121.489475][ C1] task:rcu_preempt state:I stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 121.498498][ C1] Call Trace: [ 121.501642][ C1] __schedule+0xbe6/0x1330 [ 121.505877][ C1] ? __sched_text_start+0x8/0x8 [ 121.510568][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 121.515870][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 121.520545][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 121.525492][ C1] schedule+0x13d/0x1d0 [ 121.529487][ C1] schedule_timeout+0x18c/0x360 [ 121.534174][ C1] ? prepare_to_swait_event+0x39f/0x3e0 [ 121.539561][ C1] ? console_conditional_schedule+0x10/0x10 [ 121.545280][ C1] ? run_local_timers+0x160/0x160 [ 121.550170][ C1] ? __note_gp_changes+0x2d8/0x6f0 [ 121.555086][ C1] rcu_gp_kthread+0xefc/0x23a0 [ 121.559687][ C1] ? dump_blkd_tasks+0x7e0/0x7e0 [ 121.564461][ C1] ? rcu_barrier_callback+0x50/0x50 [ 121.569494][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 121.574214][ C1] ? __kasan_check_read+0x11/0x20 [ 121.579141][ C1] ? __kthread_parkme+0xb9/0x1c0 [ 121.583905][ C1] kthread+0x34b/0x3d0 [ 121.587913][ C1] ? rcu_barrier_callback+0x50/0x50 [ 121.592949][ C1] ? kthread_blkcg+0xd0/0xd0 [ 121.597370][ C1] ret_from_fork+0x1f/0x30 [ 121.601626][ C1] NMI backtrace for cpu 1 [ 121.605779][ C1] CPU: 1 PID: 290 Comm: syz-executor113 Not tainted 5.10.188-syzkaller-00574-gd96fc5f29172 #0 [ 121.615843][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 121.625734][ C1] Call Trace: [ 121.628859][ C1] [ 121.631560][ C1] dump_stack_lvl+0x1e2/0x24b [ 121.636062][ C1] ? panic+0x80b/0x80b [ 121.640058][ C1] ? bfq_pos_tree_add_move+0x43b/0x43b [ 121.645357][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 121.650647][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 121.655351][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 121.661248][ C1] dump_stack+0x15/0x17 [ 121.665232][ C1] nmi_trigger_cpumask_backtrace+0x2b5/0x300 [ 121.671045][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 121.676944][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 121.682670][ C1] rcu_dump_cpu_stacks+0x199/0x2b0 [ 121.687619][ C1] rcu_sched_clock_irq+0xf8a/0x1890 [ 121.692653][ C1] ? rcutree_dead_cpu+0x340/0x340 [ 121.697512][ C1] ? hrtimer_run_queues+0x15f/0x440 [ 121.702546][ C1] update_process_times+0x198/0x200 [ 121.707589][ C1] tick_sched_timer+0x188/0x240 [ 121.712265][ C1] ? tick_setup_sched_timer+0x480/0x480 [ 121.717649][ C1] __hrtimer_run_queues+0x3d7/0xa50 [ 121.722682][ C1] ? hrtimer_interrupt+0x8b0/0x8b0 [ 121.727630][ C1] ? clockevents_program_event+0x214/0x2c0 [ 121.733270][ C1] ? ktime_get_update_offsets_now+0x266/0x280 [ 121.739176][ C1] hrtimer_interrupt+0x39a/0x8b0 [ 121.743947][ C1] __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 121.749675][ C1] asm_call_irq_on_stack+0xf/0x20 [ 121.754533][ C1] [ 121.757331][ C1] sysvec_apic_timer_interrupt+0x85/0xe0 [ 121.762789][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 121.768603][ C1] RIP: 0010:kvm_wait+0xfc/0x150 [ 121.773282][ C1] Code: 38 f0 75 26 41 f7 c7 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d 85 46 d5 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d 76 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 [ 121.792722][ C1] RSP: 0018:ffffc9000093eb00 EFLAGS: 00000246 [ 121.798639][ C1] RAX: 0000000000000003 RBX: 1ffff92000127d64 RCX: ffffffff8150aa64 [ 121.806432][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc9000093eb40 [ 121.814246][ C1] RBP: ffffc9000093ebb0 R08: dffffc0000000000 R09: fffffbfff0d9e09e [ 121.822056][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 121.829883][ C1] R13: ffffffff86cf04ec R14: 0000000000000003 R15: 0000000000000246 [ 121.837695][ C1] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 121.843758][ C1] ? asm_common_interrupt+0x1e/0x40 [ 121.848787][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 121.853738][ C1] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 121.859904][ C1] __pv_queued_spin_lock_slowpath+0x72f/0xc70 [ 121.865895][ C1] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 121.872144][ C1] _raw_spin_lock_bh+0x139/0x1b0 [ 121.876916][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 121.881949][ C1] ? kvmalloc_node+0x82/0x130 [ 121.886463][ C1] ? __kasan_check_read+0x11/0x20 [ 121.891324][ C1] get_dist_table+0x207/0x2e0 [ 121.895834][ C1] netem_change+0x974/0x1fb0 [ 121.900263][ C1] ? __x64_sys_sendmsg+0x7b/0x90 [ 121.905057][ C1] ? do_syscall_64+0x34/0x70 [ 121.909462][ C1] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 121.915364][ C1] ? netem_destroy+0xc0/0xc0 [ 121.919792][ C1] ? hrtimer_init+0x33/0x160 [ 121.924215][ C1] netem_init+0x5b/0xb0 [ 121.928212][ C1] ? qdisc_peek_dequeued+0x230/0x230 [ 121.933331][ C1] qdisc_create+0x879/0x12d0 [ 121.937756][ C1] ? qdisc_notify+0x370/0x370 [ 121.942270][ C1] ? __nla_parse+0x43/0x60 [ 121.946523][ C1] tc_modify_qdisc+0x8a4/0x13f0 [ 121.951221][ C1] ? qdisc_offload_graft_helper+0x280/0x280 [ 121.956940][ C1] ? mutex_trylock+0xa0/0xa0 [ 121.961364][ C1] ? ns_capable+0x89/0xe0 [ 121.965531][ C1] ? netlink_net_capable+0x125/0x160 [ 121.970651][ C1] ? qdisc_offload_graft_helper+0x280/0x280 [ 121.976378][ C1] rtnetlink_rcv_msg+0x955/0xc50 [ 121.981151][ C1] ? __kasan_check_write+0x14/0x20 [ 121.986109][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 121.990786][ C1] ? rtnetlink_bind+0x80/0x80 [ 121.995298][ C1] ? __kasan_check_write+0x14/0x20 [ 122.000245][ C1] ? avc_node_replace+0x1e0/0x310 [ 122.005106][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 122.010747][ C1] ? avc_update_node+0x2f8/0x710 [ 122.015553][ C1] ? avc_denied+0x13f/0x1b0 [ 122.019859][ C1] ? avc_has_perm+0x275/0x400 [ 122.024374][ C1] ? __kasan_slab_alloc+0xb1/0xe0 [ 122.029235][ C1] ? slab_post_alloc_hook+0x61/0x2f0 [ 122.034353][ C1] ? kmem_cache_alloc+0x168/0x2e0 [ 122.039213][ C1] ? avc_has_perm_noaudit+0x240/0x240 [ 122.044422][ C1] ? iov_iter_advance+0x258/0xb20 [ 122.049285][ C1] netlink_rcv_skb+0x1cf/0x410 [ 122.053882][ C1] ? rtnetlink_bind+0x80/0x80 [ 122.058401][ C1] ? netlink_ack+0xb30/0xb30 [ 122.062823][ C1] ? __netlink_lookup+0x37b/0x3a0 [ 122.067683][ C1] rtnetlink_rcv+0x1c/0x20 [ 122.071938][ C1] netlink_unicast+0x8df/0xac0 [ 122.076535][ C1] ? netlink_detachskb+0x90/0x90 [ 122.081311][ C1] ? security_netlink_send+0x7b/0xa0 [ 122.086430][ C1] netlink_sendmsg+0xa46/0xd00 [ 122.091029][ C1] ? netlink_getsockopt+0x5c0/0x5c0 [ 122.096069][ C1] ? security_socket_sendmsg+0x82/0xb0 [ 122.101355][ C1] ? netlink_getsockopt+0x5c0/0x5c0 [ 122.106390][ C1] ____sys_sendmsg+0x59e/0x8f0 [ 122.110990][ C1] ? __sys_sendmsg_sock+0x40/0x40 [ 122.115851][ C1] ? import_iovec+0xe5/0x120 [ 122.120277][ C1] ___sys_sendmsg+0x252/0x2e0 [ 122.124793][ C1] ? __sys_sendmsg+0x280/0x280 [ 122.129393][ C1] ? finish_task_switch+0x130/0x5a0 [ 122.134426][ C1] ? __schedule+0xbee/0x1330 [ 122.138853][ C1] ? __kasan_check_write+0x14/0x20 [ 122.143800][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 122.148749][ C1] ? __kasan_check_read+0x11/0x20 [ 122.153621][ C1] ? __fdget+0x179/0x240 [ 122.157685][ C1] __se_sys_sendmsg+0x1b1/0x280 [ 122.162372][ C1] ? _raw_spin_unlock_irq+0x4e/0x70 [ 122.167407][ C1] ? __x64_sys_sendmsg+0x90/0x90 [ 122.172180][ C1] ? fpu__clear_all+0x20/0x20 [ 122.176692][ C1] __x64_sys_sendmsg+0x7b/0x90 [ 122.181292][ C1] do_syscall_64+0x34/0x70 [ 122.185544][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 122.191272][ C1] RIP: 0033:0x7f79b62affc9 [ 122.195543][ 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 [ 122.214965][ C1] RSP: 002b:00007ffc76399018 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 122.223209][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f79b62affc9 [ 122.231022][ C1] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 122.238833][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555acf610 [ 122.246643][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 122.254454][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 264.924131][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [syz-executor113:290] [ 264.932541][ C1] Modules linked in: [ 264.936274][ C1] CPU: 1 PID: 290 Comm: syz-executor113 Not tainted 5.10.188-syzkaller-00574-gd96fc5f29172 #0 [ 264.946338][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 264.956253][ C1] RIP: 0010:kvm_wait+0xfc/0x150 [ 264.960929][ C1] Code: 38 f0 75 26 41 f7 c7 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d 85 46 d5 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d 76 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 [ 264.980896][ C1] RSP: 0018:ffffc9000093eb00 EFLAGS: 00000246 [ 264.986795][ C1] RAX: 0000000000000003 RBX: 1ffff92000127d64 RCX: ffffffff8150aa64 [ 264.994598][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc9000093eb40 [ 265.002548][ C1] RBP: ffffc9000093ebb0 R08: dffffc0000000000 R09: fffffbfff0d9e09e [ 265.010352][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 265.018160][ C1] R13: ffffffff86cf04ec R14: 0000000000000003 R15: 0000000000000246 [ 265.025981][ C1] FS: 0000555555ace380(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 265.034750][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 265.041158][ C1] CR2: 0000000000000000 CR3: 000000011ecae000 CR4: 00000000003506a0 [ 265.048969][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 265.056779][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 265.064675][ C1] Call Trace: [ 265.067799][ C1] [ 265.070501][ C1] ? show_regs+0x58/0x60 [ 265.074659][ C1] ? watchdog_timer_fn+0x471/0x590 [ 265.079610][ C1] ? proc_watchdog_cpumask+0xd0/0xd0 [ 265.084728][ C1] ? __hrtimer_run_queues+0x3d7/0xa50 [ 265.089942][ C1] ? hrtimer_interrupt+0x8b0/0x8b0 [ 265.094882][ C1] ? clockevents_program_event+0x214/0x2c0 [ 265.100785][ C1] ? ktime_get_update_offsets_now+0x266/0x280 [ 265.106714][ C1] ? hrtimer_interrupt+0x39a/0x8b0 [ 265.111637][ C1] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 265.117535][ C1] ? asm_call_irq_on_stack+0xf/0x20 [ 265.122563][ C1] [ 265.125347][ C1] ? sysvec_apic_timer_interrupt+0x85/0xe0 [ 265.130988][ C1] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 265.137070][ C1] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 265.143146][ C1] ? kvm_wait+0xfc/0x150 [ 265.147362][ C1] ? asm_sysvec_call_function_single+0x12/0x20 [ 265.153421][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 265.158369][ C1] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 265.164443][ C1] __pv_queued_spin_lock_slowpath+0x72f/0xc70 [ 265.170344][ C1] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 265.176588][ C1] _raw_spin_lock_bh+0x139/0x1b0 [ 265.181373][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 265.186408][ C1] ? kvmalloc_node+0x82/0x130 [ 265.190920][ C1] ? __kasan_check_read+0x11/0x20 [ 265.195770][ C1] get_dist_table+0x207/0x2e0 [ 265.200296][ C1] netem_change+0x974/0x1fb0 [ 265.204710][ C1] ? __x64_sys_sendmsg+0x7b/0x90 [ 265.209484][ C1] ? do_syscall_64+0x34/0x70 [ 265.213916][ C1] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 265.220066][ C1] ? netem_destroy+0xc0/0xc0 [ 265.224475][ C1] ? hrtimer_init+0x33/0x160 [ 265.228907][ C1] netem_init+0x5b/0xb0 [ 265.232888][ C1] ? qdisc_peek_dequeued+0x230/0x230 [ 265.238011][ C1] qdisc_create+0x879/0x12d0 [ 265.242612][ C1] ? qdisc_notify+0x370/0x370 [ 265.247122][ C1] ? __nla_parse+0x43/0x60 [ 265.251379][ C1] tc_modify_qdisc+0x8a4/0x13f0 [ 265.256060][ C1] ? qdisc_offload_graft_helper+0x280/0x280 [ 265.261791][ C1] ? mutex_trylock+0xa0/0xa0 [ 265.266218][ C1] ? ns_capable+0x89/0xe0 [ 265.270380][ C1] ? netlink_net_capable+0x125/0x160 [ 265.275509][ C1] ? qdisc_offload_graft_helper+0x280/0x280 [ 265.281259][ C1] rtnetlink_rcv_msg+0x955/0xc50 [ 265.286001][ C1] ? __kasan_check_write+0x14/0x20 [ 265.290949][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 265.295639][ C1] ? rtnetlink_bind+0x80/0x80 [ 265.300151][ C1] ? __kasan_check_write+0x14/0x20 [ 265.305096][ C1] ? avc_node_replace+0x1e0/0x310 [ 265.309957][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 265.315600][ C1] ? avc_update_node+0x2f8/0x710 [ 265.320373][ C1] ? avc_denied+0x13f/0x1b0 [ 265.324710][ C1] ? avc_has_perm+0x275/0x400 [ 265.329230][ C1] ? __kasan_slab_alloc+0xb1/0xe0 [ 265.334095][ C1] ? slab_post_alloc_hook+0x61/0x2f0 [ 265.339331][ C1] ? kmem_cache_alloc+0x168/0x2e0 [ 265.344187][ C1] ? avc_has_perm_noaudit+0x240/0x240 [ 265.349386][ C1] ? iov_iter_advance+0x258/0xb20 [ 265.354244][ C1] netlink_rcv_skb+0x1cf/0x410 [ 265.358843][ C1] ? rtnetlink_bind+0x80/0x80 [ 265.363528][ C1] ? netlink_ack+0xb30/0xb30 [ 265.367960][ C1] ? __netlink_lookup+0x37b/0x3a0 [ 265.372817][ C1] rtnetlink_rcv+0x1c/0x20 [ 265.377076][ C1] netlink_unicast+0x8df/0xac0 [ 265.381668][ C1] ? netlink_detachskb+0x90/0x90 [ 265.386443][ C1] ? security_netlink_send+0x7b/0xa0 [ 265.391564][ C1] netlink_sendmsg+0xa46/0xd00 [ 265.396164][ C1] ? netlink_getsockopt+0x5c0/0x5c0 [ 265.401200][ C1] ? security_socket_sendmsg+0x82/0xb0 [ 265.406489][ C1] ? netlink_getsockopt+0x5c0/0x5c0 [ 265.411525][ C1] ____sys_sendmsg+0x59e/0x8f0 [ 265.416124][ C1] ? __sys_sendmsg_sock+0x40/0x40 [ 265.420984][ C1] ? import_iovec+0xe5/0x120 [ 265.425410][ C1] ___sys_sendmsg+0x252/0x2e0 [ 265.429929][ C1] ? __sys_sendmsg+0x280/0x280 [ 265.434522][ C1] ? finish_task_switch+0x130/0x5a0 [ 265.439559][ C1] ? __schedule+0xbee/0x1330 [ 265.443985][ C1] ? __kasan_check_write+0x14/0x20 [ 265.448939][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 265.453878][ C1] ? __kasan_check_read+0x11/0x20 [ 265.458737][ C1] ? __fdget+0x179/0x240 [ 265.462817][ C1] __se_sys_sendmsg+0x1b1/0x280 [ 265.467503][ C1] ? _raw_spin_unlock_irq+0x4e/0x70 [ 265.472611][ C1] ? __x64_sys_sendmsg+0x90/0x90 [ 265.477311][ C1] ? fpu__clear_all+0x20/0x20 [ 265.481825][ C1] __x64_sys_sendmsg+0x7b/0x90 [ 265.486427][ C1] do_syscall_64+0x34/0x70 [ 265.490678][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 265.496434][ C1] RIP: 0033:0x7f79b62affc9 [ 265.500661][ 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 [ 265.520186][ C1] RSP: 002b:00007ffc76399018 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 265.528790][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f79b62affc9 [ 265.536589][ C1] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 265.544398][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555acf610 [ 265.552647][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 265.560457][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000