./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4156004849 <...> Warning: Permanently added '10.128.1.169' (ED25519) to the list of known hosts. execve("./syz-executor4156004849", ["./syz-executor4156004849"], 0x7ffd0ed59da0 /* 10 vars */) = 0 brk(NULL) = 0x5555558c6000 brk(0x5555558c6d00) = 0x5555558c6d00 arch_prctl(ARCH_SET_FS, 0x5555558c6380) = 0 set_tid_address(0x5555558c6650) = 287 set_robust_list(0x5555558c6660, 24) = 0 rseq(0x5555558c6ca0, 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-executor4156004849", 4096) = 28 getrandom("\xe4\x40\x92\x8f\x69\x4c\x1d\x51", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555558c6d00 brk(0x5555558e7d00) = 0x5555558e7d00 brk(0x5555558e8000) = 0x5555558e8000 mprotect(0x7f030935b000, 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=0x5555558c6650) = 288 ./strace-static-x86_64: Process 288 attached [pid 288] set_robust_list(0x5555558c6660, 24) = 0 [pid 288] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 288] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 288] setsid() = 1 [pid 288] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 288] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 288] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 288] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 288] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 288] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 288] unshare(CLONE_NEWNS) = 0 [pid 288] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 288] unshare(CLONE_NEWIPC) = -1 EINVAL (Invalid argument) [pid 288] unshare(CLONE_NEWCGROUP) = 0 [pid 288] unshare(CLONE_NEWUTS) = 0 [pid 288] unshare(CLONE_SYSVSEM) = 0 [pid 288] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 288] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 288] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 288] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 288] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 288] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 288] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 288] getpid() = 1 [pid 288] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 12]) = 0 [ 20.223065][ T24] audit: type=1400 audit(1692078896.500:66): avc: denied { execmem } for pid=287 comm="syz-executor415" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 20.227056][ T24] audit: type=1400 audit(1692078896.500:67): avc: denied { mounton } for pid=288 comm="syz-executor415" 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 [ 20.230706][ T24] audit: type=1400 audit(1692078896.500:68): avc: denied { mount } for pid=288 comm="syz-executor415" name="/" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1 [ 20.234298][ T24] audit: type=1400 audit(1692078896.510:69): avc: denied { mounton } for pid=288 comm="syz-executor415" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 20.245417][ T24] audit: type=1400 audit(1692078896.520:70): avc: denied { mounton } for pid=288 comm="syz-executor415" path="/dev/binderfs" dev="devtmpfs" ino=357 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 20.268106][ T24] audit: type=1400 audit(1692078896.520:71): avc: denied { mount } for pid=288 comm="syz-executor415" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [pid 289] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x54\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\x24\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\x06\x00\x02\x00\x8d\x1b\x00\x00", iov_len=84}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 288] kill(-2, SIGKILL) = 0 [pid 288] kill(2, SIGKILL) = 0 [pid 288] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 288] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 288] getdents64(3, 0x5555558c76f0 /* 2 entries */, 32768) = 48 [pid 288] getdents64(3, 0x5555558c76f0 /* 0 entries */, 32768) = 0 [pid 288] close(3) = 0 [ 120.267035][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 120.273572][ C1] rcu: 1-....: (1 GPs behind) idle=d86/1/0x4000000000000000 softirq=1268/1269 fqs=4861 last_accelerate: 9269/b97e dyntick_enabled: 1 [ 120.287679][ C1] (t=10000 jiffies g=1 q=2225) [ 120.292342][ C1] NMI backtrace for cpu 1 [ 120.296507][ C1] CPU: 1 PID: 289 Comm: syz-executor415 Not tainted 5.10.187-syzkaller-00057-g8a427269c016 #0 [ 120.306588][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 120.316534][ C1] Call Trace: [ 120.319602][ C1] [ 120.322305][ C1] dump_stack_lvl+0x1e2/0x24b [ 120.326801][ C1] ? panic+0x80b/0x80b [ 120.330704][ C1] ? bfq_pos_tree_add_move+0x43b/0x43b [ 120.335997][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 120.341299][ C1] ? vprintk_func+0x19d/0x1e0 [ 120.345831][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 120.350510][ C1] ? printk+0xd1/0x111 [ 120.354401][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 120.360320][ C1] dump_stack+0x15/0x17 [ 120.364300][ C1] nmi_trigger_cpumask_backtrace+0x2b5/0x300 [ 120.370129][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 120.376014][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 120.382105][ C1] rcu_dump_cpu_stacks+0x199/0x2b0 [ 120.387040][ C1] rcu_sched_clock_irq+0xf8a/0x1890 [ 120.392082][ C1] ? rcutree_dead_cpu+0x340/0x340 [ 120.396929][ C1] ? hrtimer_run_queues+0x15f/0x440 [ 120.401971][ C1] update_process_times+0x198/0x200 [ 120.407258][ C1] tick_sched_timer+0x188/0x240 [ 120.411943][ C1] ? tick_setup_sched_timer+0x480/0x480 [ 120.417323][ C1] __hrtimer_run_queues+0x3d7/0xa50 [ 120.422359][ C1] ? hrtimer_interrupt+0x8b0/0x8b0 [ 120.427305][ C1] ? clockevents_program_event+0x214/0x2c0 [ 120.432944][ C1] ? ktime_get_update_offsets_now+0x266/0x280 [ 120.438849][ C1] hrtimer_interrupt+0x39a/0x8b0 [ 120.443627][ C1] __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 120.449563][ C1] asm_call_irq_on_stack+0xf/0x20 [ 120.454655][ C1] [ 120.457467][ C1] sysvec_apic_timer_interrupt+0x85/0xe0 [ 120.462905][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 120.468743][ C1] RIP: 0010:kvm_wait+0xfc/0x150 [ 120.473535][ C1] 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 [ 120.493272][ C1] RSP: 0018:ffffc9000094eb00 EFLAGS: 00000246 [ 120.499168][ C1] RAX: 0000000000000003 RBX: 1ffff92000129d64 RCX: ffffffff8150a984 [ 120.506972][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc9000094eb40 [ 120.514871][ C1] RBP: ffffc9000094ebb0 R08: dffffc0000000000 R09: fffffbfff0d9e02e [ 120.522766][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 120.530579][ C1] R13: ffffffff86cf016c R14: 0000000000000003 R15: 0000000000000246 [ 120.538403][ C1] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 120.544471][ C1] ? asm_sysvec_call_function_single+0x12/0x20 [ 120.550476][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 120.555406][ C1] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 120.561578][ C1] __pv_queued_spin_lock_slowpath+0x72f/0xc70 [ 120.567485][ C1] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 120.573723][ C1] _raw_spin_lock_bh+0x139/0x1b0 [ 120.578493][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 120.583544][ C1] ? kvmalloc_node+0x82/0x130 [ 120.588452][ C1] ? __kasan_check_read+0x11/0x20 [ 120.593489][ C1] get_dist_table+0x207/0x2e0 [ 120.598115][ C1] netem_change+0x974/0x1fb0 [ 120.602543][ C1] ? __x64_sys_sendmsg+0x7b/0x90 [ 120.607412][ C1] ? do_syscall_64+0x34/0x70 [ 120.611810][ C1] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 120.617718][ C1] ? netem_destroy+0xc0/0xc0 [ 120.622141][ C1] ? hrtimer_init+0x33/0x160 [ 120.626597][ C1] netem_init+0x5b/0xb0 [ 120.630556][ C1] ? qdisc_peek_dequeued+0x230/0x230 [ 120.635772][ C1] qdisc_create+0x879/0x12d0 [ 120.640190][ C1] ? qdisc_notify+0x370/0x370 [ 120.644716][ C1] ? __nla_parse+0x43/0x60 [ 120.648953][ C1] tc_modify_qdisc+0x8a4/0x13f0 [ 120.653755][ C1] ? qdisc_offload_graft_helper+0x280/0x280 [ 120.659657][ C1] ? mutex_trylock+0xa0/0xa0 [ 120.664067][ C1] ? ns_capable+0x89/0xe0 [ 120.668320][ C1] ? netlink_net_capable+0x125/0x160 [ 120.673455][ C1] ? qdisc_offload_graft_helper+0x280/0x280 [ 120.679284][ C1] rtnetlink_rcv_msg+0x955/0xc50 [ 120.684053][ C1] ? __kasan_check_write+0x14/0x20 [ 120.688978][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 120.693665][ C1] ? rtnetlink_bind+0x80/0x80 [ 120.698907][ C1] ? __kasan_check_write+0x14/0x20 [ 120.703862][ C1] ? avc_node_replace+0x1e0/0x310 [ 120.708707][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 120.714377][ C1] ? avc_update_node+0x2f8/0x710 [ 120.719352][ C1] ? avc_denied+0x13f/0x1b0 [ 120.723669][ C1] ? avc_has_perm+0x275/0x400 [ 120.728186][ C1] ? __kasan_slab_alloc+0xb1/0xe0 [ 120.733301][ C1] ? slab_post_alloc_hook+0x61/0x2f0 [ 120.738421][ C1] ? kmem_cache_alloc+0x168/0x2e0 [ 120.743455][ C1] ? avc_has_perm_noaudit+0x240/0x240 [ 120.748924][ C1] ? iov_iter_advance+0x258/0xb20 [ 120.753790][ C1] netlink_rcv_skb+0x1cf/0x410 [ 120.758385][ C1] ? rtnetlink_bind+0x80/0x80 [ 120.762896][ C1] ? netlink_ack+0xb30/0xb30 [ 120.767321][ C1] ? __netlink_lookup+0x37b/0x3a0 [ 120.772211][ C1] rtnetlink_rcv+0x1c/0x20 [ 120.776503][ C1] netlink_unicast+0x8df/0xac0 [ 120.781040][ C1] ? netlink_detachskb+0x90/0x90 [ 120.785822][ C1] ? security_netlink_send+0x7b/0xa0 [ 120.790951][ C1] netlink_sendmsg+0xa46/0xd00 [ 120.795544][ C1] ? netlink_getsockopt+0x5c0/0x5c0 [ 120.800579][ C1] ? security_socket_sendmsg+0x82/0xb0 [ 120.805860][ C1] ? netlink_getsockopt+0x5c0/0x5c0 [ 120.810892][ C1] ____sys_sendmsg+0x59e/0x8f0 [ 120.815501][ C1] ? __sys_sendmsg_sock+0x40/0x40 [ 120.820356][ C1] ? import_iovec+0xe5/0x120 [ 120.824780][ C1] ___sys_sendmsg+0x252/0x2e0 [ 120.829312][ C1] ? __sys_sendmsg+0x280/0x280 [ 120.833907][ C1] ? finish_task_switch+0x130/0x5a0 [ 120.839023][ C1] ? __schedule+0xbee/0x1330 [ 120.843443][ C1] ? __kasan_check_write+0x14/0x20 [ 120.848387][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 120.853334][ C1] ? __kasan_check_read+0x11/0x20 [ 120.858205][ C1] ? __fdget+0x179/0x240 [ 120.862275][ C1] __se_sys_sendmsg+0x1b1/0x280 [ 120.867084][ C1] ? _raw_spin_unlock_irq+0x4e/0x70 [ 120.872120][ C1] ? __x64_sys_sendmsg+0x90/0x90 [ 120.876896][ C1] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 120.882804][ C1] ? irqentry_exit_to_user_mode+0x2f/0x80 [ 120.888336][ C1] __x64_sys_sendmsg+0x7b/0x90 [ 120.892954][ C1] do_syscall_64+0x34/0x70 [ 120.897317][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 120.903029][ C1] RIP: 0033:0x7f03092e7f89 [ 120.907292][ 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 [ 120.926730][ C1] RSP: 002b:00007fff43e8a958 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 120.934965][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f03092e7f89 [ 120.942796][ C1] RDX: 0000000000000000 RSI: 0000000020001400 RDI: 0000000000000003 [ 120.950587][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 00005555558c7610 [ 120.958406][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 120.966211][ C1] R13: 0000000000000000 R14: 00007fff43e8a980 R15: 00007fff43e8a970 [ 264.915309][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [syz-executor415:289] [ 264.923708][ C1] Modules linked in: [ 264.927524][ C1] CPU: 1 PID: 289 Comm: syz-executor415 Not tainted 5.10.187-syzkaller-00057-g8a427269c016 #0 [ 264.937590][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 264.947577][ C1] RIP: 0010:kvm_wait+0xfc/0x150 [ 264.952174][ C1] 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 [ 264.972142][ C1] RSP: 0018:ffffc9000094eb00 EFLAGS: 00000246 [ 264.978045][ C1] RAX: 0000000000000003 RBX: 1ffff92000129d64 RCX: ffffffff8150a984 [ 264.985850][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc9000094eb40 [ 264.993667][ C1] RBP: ffffc9000094ebb0 R08: dffffc0000000000 R09: fffffbfff0d9e02e [ 265.001470][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 265.009457][ C1] R13: ffffffff86cf016c R14: 0000000000000003 R15: 0000000000000246 [ 265.017268][ C1] FS: 00005555558c6380(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 265.026035][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 265.032456][ C1] CR2: 0000000020001400 CR3: 000000011e2a2000 CR4: 00000000003506a0 [ 265.040281][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 265.048165][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 265.056091][ C1] Call Trace: [ 265.059204][ C1] [ 265.061966][ C1] ? show_regs+0x58/0x60 [ 265.065983][ C1] ? watchdog_timer_fn+0x471/0x590 [ 265.070969][ C1] ? proc_watchdog_cpumask+0xd0/0xd0 [ 265.076113][ C1] ? __hrtimer_run_queues+0x3d7/0xa50 [ 265.081292][ C1] ? hrtimer_interrupt+0x8b0/0x8b0 [ 265.086413][ C1] ? clockevents_program_event+0x214/0x2c0 [ 265.091984][ C1] ? ktime_get_update_offsets_now+0x266/0x280 [ 265.097878][ C1] ? hrtimer_interrupt+0x39a/0x8b0 [ 265.102838][ C1] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 265.108759][ C1] ? asm_call_irq_on_stack+0xf/0x20 [ 265.113753][ C1] [ 265.116578][ C1] ? sysvec_apic_timer_interrupt+0x85/0xe0 [ 265.122349][ C1] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 265.128416][ C1] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 265.134523][ C1] ? kvm_wait+0xfc/0x150 [ 265.138719][ C1] ? asm_common_interrupt+0x1e/0x40 [ 265.143740][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 265.148690][ C1] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 265.154846][ C1] __pv_queued_spin_lock_slowpath+0x72f/0xc70 [ 265.160750][ C1] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 265.167020][ C1] _raw_spin_lock_bh+0x139/0x1b0 [ 265.171767][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 265.176987][ C1] ? kvmalloc_node+0x82/0x130 [ 265.181437][ C1] ? __kasan_check_read+0x11/0x20 [ 265.186648][ C1] get_dist_table+0x207/0x2e0 [ 265.191130][ C1] netem_change+0x974/0x1fb0 [ 265.195583][ C1] ? __x64_sys_sendmsg+0x7b/0x90 [ 265.200340][ C1] ? do_syscall_64+0x34/0x70 [ 265.204752][ C1] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 265.210658][ C1] ? netem_destroy+0xc0/0xc0 [ 265.215081][ C1] ? hrtimer_init+0x33/0x160 [ 265.219514][ C1] netem_init+0x5b/0xb0 [ 265.223498][ C1] ? qdisc_peek_dequeued+0x230/0x230 [ 265.228659][ C1] qdisc_create+0x879/0x12d0 [ 265.233130][ C1] ? qdisc_notify+0x370/0x370 [ 265.237681][ C1] ? __nla_parse+0x43/0x60 [ 265.241896][ C1] tc_modify_qdisc+0x8a4/0x13f0 [ 265.246693][ C1] ? qdisc_offload_graft_helper+0x280/0x280 [ 265.252465][ C1] ? mutex_trylock+0xa0/0xa0 [ 265.257054][ C1] ? ns_capable+0x89/0xe0 [ 265.261328][ C1] ? netlink_net_capable+0x125/0x160 [ 265.266537][ C1] ? qdisc_offload_graft_helper+0x280/0x280 [ 265.272470][ C1] rtnetlink_rcv_msg+0x955/0xc50 [ 265.277187][ C1] ? __kasan_check_write+0x14/0x20 [ 265.282219][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 265.286909][ C1] ? rtnetlink_bind+0x80/0x80 [ 265.291420][ C1] ? __kasan_check_write+0x14/0x20 [ 265.296412][ C1] ? avc_node_replace+0x1e0/0x310 [ 265.301259][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 265.306868][ C1] ? avc_update_node+0x2f8/0x710 [ 265.311732][ C1] ? avc_denied+0x13f/0x1b0 [ 265.316068][ C1] ? avc_has_perm+0x275/0x400 [ 265.320619][ C1] ? __kasan_slab_alloc+0xb1/0xe0 [ 265.325460][ C1] ? slab_post_alloc_hook+0x61/0x2f0 [ 265.330654][ C1] ? kmem_cache_alloc+0x168/0x2e0 [ 265.335529][ C1] ? avc_has_perm_noaudit+0x240/0x240 [ 265.340857][ C1] ? iov_iter_advance+0x258/0xb20 [ 265.345667][ C1] netlink_rcv_skb+0x1cf/0x410 [ 265.350280][ C1] ? rtnetlink_bind+0x80/0x80 [ 265.354777][ C1] ? netlink_ack+0xb30/0xb30 [ 265.359206][ C1] ? __netlink_lookup+0x37b/0x3a0 [ 265.364068][ C1] rtnetlink_rcv+0x1c/0x20 [ 265.368373][ C1] netlink_unicast+0x8df/0xac0 [ 265.372926][ C1] ? netlink_detachskb+0x90/0x90 [ 265.377746][ C1] ? security_netlink_send+0x7b/0xa0 [ 265.382814][ C1] netlink_sendmsg+0xa46/0xd00 [ 265.387443][ C1] ? netlink_getsockopt+0x5c0/0x5c0 [ 265.392447][ C1] ? security_socket_sendmsg+0x82/0xb0 [ 265.397741][ C1] ? netlink_getsockopt+0x5c0/0x5c0 [ 265.402792][ C1] ____sys_sendmsg+0x59e/0x8f0 [ 265.407383][ C1] ? __sys_sendmsg_sock+0x40/0x40 [ 265.412263][ C1] ? import_iovec+0xe5/0x120 [ 265.416755][ C1] ___sys_sendmsg+0x252/0x2e0 [ 265.421265][ C1] ? __sys_sendmsg+0x280/0x280 [ 265.425924][ C1] ? finish_task_switch+0x130/0x5a0 [ 265.430902][ C1] ? __schedule+0xbee/0x1330 [ 265.435412][ C1] ? __kasan_check_write+0x14/0x20 [ 265.440360][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 265.445302][ C1] ? __kasan_check_read+0x11/0x20 [ 265.450201][ C1] ? __fdget+0x179/0x240 [ 265.454330][ C1] __se_sys_sendmsg+0x1b1/0x280 [ 265.459035][ C1] ? _raw_spin_unlock_irq+0x4e/0x70 [ 265.464053][ C1] ? __x64_sys_sendmsg+0x90/0x90 [ 265.469616][ C1] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 265.475469][ C1] ? irqentry_exit_to_user_mode+0x2f/0x80 [ 265.481010][ C1] __x64_sys_sendmsg+0x7b/0x90 [ 265.485603][ C1] do_syscall_64+0x34/0x70 [ 265.489858][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 265.495592][ C1] RIP: 0033:0x7f03092e7f89 [ 265.499841][ 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 [ 265.519372][ C1] RSP: 002b:00007fff43e8a958 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 265.527616][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f03092e7f89 [ 265.535432][ C1] RDX: 0000000000000000 RSI: 0000000020001400 RDI: 0000000000000003 [ 265.543322][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 00005555558c7610 [ 265.551131][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 265.559298][ C1] R13: 0000000000000000 R14: 00007fff43e8a980 R15: 00007fff43e8a970