./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4114789005 <...> Warning: Permanently added '10.128.0.54' (ED25519) to the list of known hosts. execve("./syz-executor4114789005", ["./syz-executor4114789005"], 0x7fff99b81de0 /* 10 vars */) = 0 brk(NULL) = 0x55555630c000 brk(0x55555630cd00) = 0x55555630cd00 arch_prctl(ARCH_SET_FS, 0x55555630c380) = 0 set_tid_address(0x55555630c650) = 295 set_robust_list(0x55555630c660, 24) = 0 rseq(0x55555630cca0, 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-executor4114789005", 4096) = 28 getrandom("\x6f\xc0\xfb\xce\x79\xe2\xfd\x4a", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555630cd00 brk(0x55555632dd00) = 0x55555632dd00 brk(0x55555632e000) = 0x55555632e000 mprotect(0x7f0b392fb000, 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=0x55555630c650) = 296 ./strace-static-x86_64: Process 296 attached [pid 296] set_robust_list(0x55555630c660, 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 [ 22.961602][ T30] audit: type=1400 audit(1691352757.915:66): avc: denied { execmem } for pid=295 comm="syz-executor411" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 22.981655][ T30] audit: type=1400 audit(1691352757.915:67): avc: denied { mounton } for pid=296 comm="syz-executor411" 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 [ 23.005889][ T30] audit: type=1400 audit(1691352757.915:68): avc: denied { mount } for pid=296 comm="syz-executor411" name="/" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1 [ 23.028166][ T30] audit: type=1400 audit(1691352757.915:69): avc: denied { mounton } for pid=296 comm="syz-executor411" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 23.049594][ T30] audit: type=1400 audit(1691352757.945:70): avc: denied { mounton } for pid=296 comm="syz-executor411" path="/dev/binderfs" dev="devtmpfs" ino=362 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 23.072380][ T30] audit: type=1400 audit(1691352757.945:71): avc: denied { mount } for pid=296 comm="syz-executor411" 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(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\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x01\x00\xc7\x09\x00\x10\x00\x00\x00\x00\x00\x00\x00\x00\x0c\x00\x0b\x00\x05\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, 0x55555630d6f0 /* 2 entries */, 32768) = 48 [pid 296] getdents64(3, 0x55555630d6f0 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [ 122.977489][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 122.983923][ C1] rcu: 1-....: (1 GPs behind) idle=d51/1/0x4000000000000000 softirq=2214/2215 fqs=4936 last_accelerate: 9379/ba8b dyntick_enabled: 1 [ 122.997549][ C1] (t=10002 jiffies g=209 q=2450) [ 123.002451][ C1] NMI backtrace for cpu 1 [ 123.006670][ C1] CPU: 1 PID: 297 Comm: syz-executor411 Not tainted 5.15.120-syzkaller-00229-g748fd0d9ca0f #0 [ 123.016816][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 123.026711][ C1] Call Trace: [ 123.029831][ C1] [ 123.032523][ C1] dump_stack_lvl+0x151/0x1b7 [ 123.037034][ C1] ? io_uring_drop_tctx_refs+0x190/0x190 [ 123.042503][ C1] ? __wake_up_klogd+0xde/0x110 [ 123.047191][ C1] dump_stack+0x15/0x17 [ 123.051443][ C1] nmi_cpu_backtrace+0x2f7/0x300 [ 123.056215][ C1] ? nmi_trigger_cpumask_backtrace+0x270/0x270 [ 123.062203][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 123.067508][ C1] ? vprintk+0x86/0x90 [ 123.071418][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 123.076099][ C1] ? _printk+0xd1/0x111 [ 123.080116][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 123.085987][ C1] nmi_trigger_cpumask_backtrace+0x15d/0x270 [ 123.091819][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 123.097708][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 123.103432][ C1] rcu_dump_cpu_stacks+0x1d8/0x330 [ 123.108379][ C1] rcu_sched_clock_irq+0xf97/0x18e0 [ 123.113413][ C1] ? rcu_boost_kthread_setaffinity+0x340/0x340 [ 123.119402][ C1] ? hrtimer_run_queues+0x15f/0x440 [ 123.124443][ C1] update_process_times+0x198/0x200 [ 123.129477][ C1] tick_sched_timer+0x188/0x240 [ 123.134181][ C1] ? tick_setup_sched_timer+0x480/0x480 [ 123.139546][ C1] __hrtimer_run_queues+0x41a/0xad0 [ 123.144576][ C1] ? hrtimer_interrupt+0xaa0/0xaa0 [ 123.149521][ C1] ? clockevents_program_event+0x22f/0x300 [ 123.155164][ C1] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 123.161076][ C1] hrtimer_interrupt+0x40c/0xaa0 [ 123.165840][ C1] __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 123.171571][ C1] sysvec_apic_timer_interrupt+0x95/0xc0 [ 123.178371][ C1] [ 123.181132][ C1] [ 123.183910][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 123.189724][ C1] RIP: 0010:kvm_wait+0x147/0x180 [ 123.194498][ 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 3b 00 f3 03 fb f4 24 ff ff ff fb e9 1e ff ff ff 44 89 e9 80 e1 07 38 c1 7c a3 4c [ 123.213940][ C1] RSP: 0018:ffffc90000996b00 EFLAGS: 00000246 [ 123.219839][ C1] RAX: 0000000000000003 RBX: 1ffff92000132d64 RCX: ffffffff8154c8bf [ 123.227663][ C1] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffffffff86f3bdec [ 123.235464][ C1] RBP: ffffc90000996bb0 R08: dffffc0000000000 R09: fffffbfff0de77be [ 123.243277][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 123.251104][ C1] R13: ffffffff86f3bdec R14: 0000000000000003 R15: 1ffff92000132d68 [ 123.258900][ C1] ? __pv_queued_spin_lock_slowpath+0x65f/0xc40 [ 123.264975][ C1] ? asm_sysvec_call_function_single+0x1b/0x20 [ 123.270964][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 123.275949][ C1] ? __pv_queued_spin_lock_slowpath+0x65f/0xc40 [ 123.281986][ C1] __pv_queued_spin_lock_slowpath+0x6bc/0xc40 [ 123.287894][ C1] ? __pv_queued_spin_unlock_slowpath+0x310/0x310 [ 123.294153][ C1] ? __kmalloc+0x13a/0x270 [ 123.298564][ C1] ? kvmalloc_node+0x1f0/0x4d0 [ 123.303163][ C1] _raw_spin_lock_bh+0x139/0x1b0 [ 123.307937][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 123.312974][ C1] ? __kasan_check_read+0x11/0x20 [ 123.317845][ C1] get_dist_table+0x207/0x2e0 [ 123.322345][ C1] netem_change+0xa05/0x20c0 [ 123.326772][ C1] ? __x64_sys_sendmsg+0x7b/0x90 [ 123.331544][ C1] ? do_syscall_64+0x3d/0xb0 [ 123.335971][ C1] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 123.342606][ C1] ? netem_destroy+0xc0/0xc0 [ 123.347038][ C1] ? hrtimer_init+0x30/0x160 [ 123.351471][ C1] netem_init+0x5b/0xb0 [ 123.355455][ C1] ? qdisc_peek_dequeued+0x230/0x230 [ 123.360580][ C1] qdisc_create+0x890/0x12e0 [ 123.365090][ C1] ? qdisc_notify+0x370/0x370 [ 123.369605][ C1] ? __nla_parse+0x43/0x60 [ 123.373853][ C1] tc_modify_qdisc+0x8b4/0x14b0 [ 123.378544][ C1] ? qdisc_offload_graft_helper+0x2a0/0x2a0 [ 123.384271][ C1] ? wait_for_completion_killable_timeout+0x10/0x10 [ 123.390697][ C1] ? ns_capable+0x89/0xe0 [ 123.394866][ C1] ? netlink_net_capable+0x125/0x160 [ 123.399978][ C1] ? qdisc_offload_graft_helper+0x2a0/0x2a0 [ 123.405709][ C1] rtnetlink_rcv_msg+0x951/0xc40 [ 123.410643][ C1] ? rtnetlink_bind+0x80/0x80 [ 123.415146][ C1] ? avc_denied+0x13f/0x1b0 [ 123.419486][ C1] ? avc_has_perm_noaudit+0x2dd/0x430 [ 123.424695][ C1] ? avc_denied+0x1b0/0x1b0 [ 123.429046][ C1] ? avc_has_perm+0x16f/0x260 [ 123.433562][ C1] ? ____kasan_kmalloc+0xed/0x110 [ 123.438408][ C1] ? avc_has_perm_noaudit+0x430/0x430 [ 123.443702][ C1] ? do_syscall_64+0x3d/0xb0 [ 123.448227][ C1] netlink_rcv_skb+0x1cf/0x410 [ 123.452817][ C1] ? rtnetlink_bind+0x80/0x80 [ 123.457329][ C1] ? netlink_ack+0xb10/0xb10 [ 123.461757][ C1] ? __netlink_lookup+0x37b/0x3a0 [ 123.466614][ C1] rtnetlink_rcv+0x1c/0x20 [ 123.470867][ C1] netlink_unicast+0x8df/0xac0 [ 123.475469][ C1] ? netlink_detachskb+0x90/0x90 [ 123.480243][ C1] ? security_netlink_send+0x7b/0xa0 [ 123.485361][ C1] netlink_sendmsg+0xa0a/0xd20 [ 123.489964][ C1] ? netlink_getsockopt+0x560/0x560 [ 123.494997][ C1] ? security_socket_sendmsg+0x82/0xb0 [ 123.500298][ C1] ? netlink_getsockopt+0x560/0x560 [ 123.505326][ C1] ____sys_sendmsg+0x59e/0x8f0 [ 123.509926][ C1] ? __sys_sendmsg_sock+0x40/0x40 [ 123.514786][ C1] ? import_iovec+0xe5/0x120 [ 123.519213][ C1] ___sys_sendmsg+0x252/0x2e0 [ 123.523986][ C1] ? __sys_sendmsg+0x260/0x260 [ 123.528596][ C1] ? finish_task_switch+0x167/0x7b0 [ 123.533621][ C1] ? __schedule+0xcc6/0x1580 [ 123.538048][ C1] ? __kasan_check_write+0x14/0x20 [ 123.542993][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 123.547945][ C1] ? __kasan_check_read+0x11/0x20 [ 123.552823][ C1] ? __fdget+0x179/0x240 [ 123.556890][ C1] __se_sys_sendmsg+0x19a/0x260 [ 123.561573][ C1] ? _raw_spin_unlock_irq+0x4e/0x70 [ 123.566615][ C1] ? __x64_sys_sendmsg+0x90/0x90 [ 123.571376][ C1] ? __kasan_check_read+0x11/0x20 [ 123.576240][ C1] __x64_sys_sendmsg+0x7b/0x90 [ 123.580842][ C1] do_syscall_64+0x3d/0xb0 [ 123.585090][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 123.590848][ C1] RIP: 0033:0x7f0b39287fc9 [ 123.595083][ 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 [ 123.614520][ C1] RSP: 002b:00007ffca5928308 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 123.622761][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0b39287fc9 [ 123.630574][ C1] RDX: 0000000000000000 RSI: 0000000020000440 RDI: 0000000000000003 [ 123.638379][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 000055555630d610 [ 123.646191][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 123.654014][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffca5928320 [ 123.661831][ C1] [ 265.059701][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 246s! [syz-executor411:297] [ 265.068130][ C1] Modules linked in: [ 265.071863][ C1] CPU: 1 PID: 297 Comm: syz-executor411 Not tainted 5.15.120-syzkaller-00229-g748fd0d9ca0f #0 [ 265.081932][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 265.091828][ C1] RIP: 0010:kvm_wait+0x147/0x180 [ 265.096596][ 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 3b 00 f3 03 fb f4 24 ff ff ff fb e9 1e ff ff ff 44 89 e9 80 e1 07 38 c1 7c a3 4c [ 265.116558][ C1] RSP: 0018:ffffc90000996b00 EFLAGS: 00000246 [ 265.122457][ C1] RAX: 0000000000000003 RBX: 1ffff92000132d64 RCX: ffffffff8154c8bf [ 265.130269][ C1] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffffffff86f3bdec [ 265.138092][ C1] RBP: ffffc90000996bb0 R08: dffffc0000000000 R09: fffffbfff0de77be [ 265.145893][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 265.153793][ C1] R13: ffffffff86f3bdec R14: 0000000000000003 R15: 1ffff92000132d68 [ 265.161604][ C1] FS: 000055555630c380(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 265.170369][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 265.176792][ C1] CR2: 0000000000000000 CR3: 000000011eb37000 CR4: 00000000003506a0 [ 265.184605][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 265.192415][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 265.200226][ C1] Call Trace: [ 265.203351][ C1] [ 265.206042][ C1] ? show_regs+0x58/0x60 [ 265.210125][ C1] ? watchdog_timer_fn+0x4b1/0x5f0 [ 265.215067][ C1] ? proc_watchdog_cpumask+0xd0/0xd0 [ 265.220191][ C1] ? __hrtimer_run_queues+0x41a/0xad0 [ 265.225399][ C1] ? hrtimer_interrupt+0xaa0/0xaa0 [ 265.230345][ C1] ? clockevents_program_event+0x22f/0x300 [ 265.235986][ C1] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 265.241887][ C1] ? hrtimer_interrupt+0x40c/0xaa0 [ 265.246838][ C1] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 265.252737][ C1] ? sysvec_apic_timer_interrupt+0x95/0xc0 [ 265.258379][ C1] [ 265.261157][ C1] [ 265.263932][ C1] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 265.269923][ C1] ? __pv_queued_spin_lock_slowpath+0x65f/0xc40 [ 265.275998][ C1] ? kvm_wait+0x147/0x180 [ 265.280165][ C1] ? asm_sysvec_call_function_single+0x1b/0x20 [ 265.286161][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 265.291102][ C1] ? __pv_queued_spin_lock_slowpath+0x65f/0xc40 [ 265.297269][ C1] __pv_queued_spin_lock_slowpath+0x6bc/0xc40 [ 265.303166][ C1] ? __pv_queued_spin_unlock_slowpath+0x310/0x310 [ 265.309414][ C1] ? __kmalloc+0x13a/0x270 [ 265.313666][ C1] ? kvmalloc_node+0x1f0/0x4d0 [ 265.318270][ C1] _raw_spin_lock_bh+0x139/0x1b0 [ 265.323040][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 265.328076][ C1] ? __kasan_check_read+0x11/0x20 [ 265.332936][ C1] get_dist_table+0x207/0x2e0 [ 265.337450][ C1] netem_change+0xa05/0x20c0 [ 265.341876][ C1] ? __x64_sys_sendmsg+0x7b/0x90 [ 265.346647][ C1] ? do_syscall_64+0x3d/0xb0 [ 265.351074][ C1] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 265.356978][ C1] ? netem_destroy+0xc0/0xc0 [ 265.361406][ C1] ? hrtimer_init+0x30/0x160 [ 265.365830][ C1] netem_init+0x5b/0xb0 [ 265.369822][ C1] ? qdisc_peek_dequeued+0x230/0x230 [ 265.374941][ C1] qdisc_create+0x890/0x12e0 [ 265.379372][ C1] ? qdisc_notify+0x370/0x370 [ 265.383883][ C1] ? __nla_parse+0x43/0x60 [ 265.388136][ C1] tc_modify_qdisc+0x8b4/0x14b0 [ 265.392824][ C1] ? qdisc_offload_graft_helper+0x2a0/0x2a0 [ 265.398552][ C1] ? wait_for_completion_killable_timeout+0x10/0x10 [ 265.404975][ C1] ? ns_capable+0x89/0xe0 [ 265.409142][ C1] ? netlink_net_capable+0x125/0x160 [ 265.414264][ C1] ? qdisc_offload_graft_helper+0x2a0/0x2a0 [ 265.419991][ C1] rtnetlink_rcv_msg+0x951/0xc40 [ 265.424766][ C1] ? rtnetlink_bind+0x80/0x80 [ 265.429277][ C1] ? avc_denied+0x13f/0x1b0 [ 265.433619][ C1] ? avc_has_perm_noaudit+0x2dd/0x430 [ 265.438826][ C1] ? avc_denied+0x1b0/0x1b0 [ 265.443169][ C1] ? avc_has_perm+0x16f/0x260 [ 265.447677][ C1] ? ____kasan_kmalloc+0xed/0x110 [ 265.452537][ C1] ? avc_has_perm_noaudit+0x430/0x430 [ 265.457745][ C1] ? do_syscall_64+0x3d/0xb0 [ 265.462174][ C1] netlink_rcv_skb+0x1cf/0x410 [ 265.466774][ C1] ? rtnetlink_bind+0x80/0x80 [ 265.471286][ C1] ? netlink_ack+0xb10/0xb10 [ 265.475711][ C1] ? __netlink_lookup+0x37b/0x3a0 [ 265.480575][ C1] rtnetlink_rcv+0x1c/0x20 [ 265.484824][ C1] netlink_unicast+0x8df/0xac0 [ 265.489427][ C1] ? netlink_detachskb+0x90/0x90 [ 265.494197][ C1] ? security_netlink_send+0x7b/0xa0 [ 265.499320][ C1] netlink_sendmsg+0xa0a/0xd20 [ 265.503919][ C1] ? netlink_getsockopt+0x560/0x560 [ 265.508956][ C1] ? security_socket_sendmsg+0x82/0xb0 [ 265.514251][ C1] ? netlink_getsockopt+0x560/0x560 [ 265.519282][ C1] ____sys_sendmsg+0x59e/0x8f0 [ 265.523882][ C1] ? __sys_sendmsg_sock+0x40/0x40 [ 265.528743][ C1] ? import_iovec+0xe5/0x120 [ 265.533170][ C1] ___sys_sendmsg+0x252/0x2e0 [ 265.537684][ C1] ? __sys_sendmsg+0x260/0x260 [ 265.542281][ C1] ? finish_task_switch+0x167/0x7b0 [ 265.547316][ C1] ? __schedule+0xcc6/0x1580 [ 265.551742][ C1] ? __kasan_check_write+0x14/0x20 [ 265.556690][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 265.561638][ C1] ? __kasan_check_read+0x11/0x20 [ 265.566499][ C1] ? __fdget+0x179/0x240 [ 265.570577][ C1] __se_sys_sendmsg+0x19a/0x260 [ 265.575264][ C1] ? _raw_spin_unlock_irq+0x4e/0x70 [ 265.580298][ C1] ? __x64_sys_sendmsg+0x90/0x90 [ 265.585074][ C1] ? __kasan_check_read+0x11/0x20 [ 265.589934][ C1] __x64_sys_sendmsg+0x7b/0x90 [ 265.594532][ C1] do_syscall_64+0x3d/0xb0 [ 265.598788][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 265.604512][ C1] RIP: 0033:0x7f0b39287fc9 [ 265.608769][ 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 [ 265.628210][ C1] RSP: 002b:00007ffca5928308 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 265.636456][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0b39287fc9 [ 265.644266][ C1] RDX: 0000000000000000 RSI: 0000000020000440 RDI: 0000000000000003 [ 265.652077][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 000055555630d610 [ 265.659892][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 265.667710][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffca5928320 [ 265.675513][ C1]