./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1158079222 <...> [ 3.940950][ T30] audit: type=1400 audit(1693309378.711:10): avc: denied { getattr } for pid=82 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 4.175961][ T99] udevd[99]: starting version 3.2.11 [ 4.232147][ T100] udevd[100]: starting eudev-3.2.11 [ 5.476286][ T185] sshd (185) used greatest stack depth: 22096 bytes left [ 12.157284][ T30] kauditd_printk_skb: 50 callbacks suppressed [ 12.157296][ T30] audit: type=1400 audit(1693309386.961:61): avc: denied { transition } for pid=223 comm="sshd" path="/bin/sh" dev="sda1" ino=89 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 12.165177][ T30] audit: type=1400 audit(1693309386.961:62): avc: denied { noatsecure } for pid=223 comm="sshd" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 12.171864][ T30] audit: type=1400 audit(1693309386.971:63): avc: denied { write } for pid=223 comm="sh" path="pipe:[13119]" dev="pipefs" ino=13119 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 12.179883][ T30] audit: type=1400 audit(1693309386.971:64): avc: denied { rlimitinh } for pid=223 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 12.185529][ T30] audit: type=1400 audit(1693309386.971:65): avc: denied { siginh } for pid=223 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.1.159' (ED25519) to the list of known hosts. execve("./syz-executor1158079222", ["./syz-executor1158079222"], 0x7ffc34b01d60 /* 10 vars */) = 0 brk(NULL) = 0x555555e56000 brk(0x555555e56d00) = 0x555555e56d00 arch_prctl(ARCH_SET_FS, 0x555555e56380) = 0 set_tid_address(0x555555e56650) = 292 set_robust_list(0x555555e56660, 24) = 0 rseq(0x555555e56ca0, 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-executor1158079222", 4096) = 28 getrandom("\x30\x8d\x07\x90\x1a\x07\xab\x24", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555e56d00 brk(0x555555e77d00) = 0x555555e77d00 brk(0x555555e78000) = 0x555555e78000 mprotect(0x7f05b2dc0000, 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=0x555555e56650) = 293 ./strace-static-x86_64: Process 293 attached [pid 293] set_robust_list(0x555555e56660, 24) = 0 [pid 293] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 293] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 293] setsid() = 1 [pid 293] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 293] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 293] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 293] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 293] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 293] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 293] unshare(CLONE_NEWNS) = 0 [pid 293] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 293] unshare(CLONE_NEWIPC) = -1 EINVAL (Invalid argument) [pid 293] unshare(CLONE_NEWCGROUP) = 0 [pid 293] unshare(CLONE_NEWUTS) = 0 [pid 293] unshare(CLONE_SYSVSEM) = 0 [pid 293] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 293] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 293] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 293] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 293] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 293] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 293] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 293] getpid() = 1 [pid 293] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 12]) = 0 [ 20.951607][ T30] audit: type=1400 audit(1693309395.731:69): avc: denied { mounton } for pid=293 comm="syz-executor115" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 20.973088][ T30] audit: type=1400 audit(1693309395.761:70): avc: denied { mounton } for pid=293 comm="syz-executor115" path="/dev/binderfs" dev="devtmpfs" ino=362 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 20.995930][ T30] audit: type=1400 audit(1693309395.761:71): avc: denied { mount } for pid=293 comm="syz-executor115" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [pid 294] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x7c\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\x4c\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=124}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 293] kill(-2, SIGKILL) = 0 [pid 293] kill(2, SIGKILL) = 0 [pid 293] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, 0x555555e576f0 /* 2 entries */, 32768) = 48 [pid 293] getdents64(3, 0x555555e576f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [ 121.504891][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 121.511303][ C0] rcu: 0-....: (1 GPs behind) idle=415/1/0x4000000000000000 softirq=1874/1876 fqs=4928 last_accelerate: 92a9/b9ef dyntick_enabled: 1 [ 121.524837][ C0] (t=10000 jiffies g=493 q=2200) [ 121.529703][ C0] NMI backtrace for cpu 0 [ 121.533875][ C0] CPU: 0 PID: 294 Comm: syz-executor115 Not tainted 5.15.123-syzkaller-00688-g83c56fbab45d #0 [ 121.543941][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 121.553827][ C0] Call Trace: [ 121.556948][ C0] [ 121.559639][ C0] dump_stack_lvl+0x151/0x1b7 [ 121.564151][ C0] ? io_uring_drop_tctx_refs+0x190/0x190 [ 121.569632][ C0] ? __wake_up_klogd+0xde/0x110 [ 121.574310][ C0] dump_stack+0x15/0x17 [ 121.578300][ C0] nmi_cpu_backtrace+0x2f7/0x300 [ 121.583072][ C0] ? nmi_trigger_cpumask_backtrace+0x270/0x270 [ 121.589060][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 121.594359][ C0] ? vprintk+0x86/0x90 [ 121.598262][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 121.602947][ C0] ? _printk+0xd1/0x111 [ 121.606944][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 121.612843][ C0] nmi_trigger_cpumask_backtrace+0x15d/0x270 [ 121.618659][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 121.624560][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 121.630287][ C0] rcu_dump_cpu_stacks+0x1d8/0x330 [ 121.635237][ C0] rcu_sched_clock_irq+0xf97/0x18e0 [ 121.640268][ C0] ? rcu_boost_kthread_setaffinity+0x340/0x340 [ 121.646263][ C0] ? hrtimer_run_queues+0x15f/0x440 [ 121.651292][ C0] update_process_times+0x198/0x200 [ 121.656330][ C0] tick_sched_timer+0x188/0x240 [ 121.661013][ C0] ? tick_setup_sched_timer+0x480/0x480 [ 121.666396][ C0] __hrtimer_run_queues+0x41a/0xad0 [ 121.671457][ C0] ? hrtimer_interrupt+0xaa0/0xaa0 [ 121.676374][ C0] ? clockevents_program_event+0x22f/0x300 [ 121.682014][ C0] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 121.687920][ C0] hrtimer_interrupt+0x40c/0xaa0 [ 121.692694][ C0] __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 121.698420][ C0] sysvec_apic_timer_interrupt+0x95/0xc0 [ 121.703887][ C0] [ 121.706665][ C0] [ 121.709443][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 121.715259][ C0] RIP: 0010:kvm_wait+0x147/0x180 [ 121.720034][ C0] 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 6b ff f2 03 fb f4 24 ff ff ff fb e9 1e ff ff ff 44 89 e9 80 e1 07 38 c1 7c a3 4c [ 121.739471][ C0] RSP: 0018:ffffc90000926b00 EFLAGS: 00000246 [ 121.745372][ C0] RAX: 0000000000000003 RBX: 1ffff92000124d64 RCX: ffffffff8154cfdf [ 121.753206][ C0] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffffffff86f3c3ec [ 121.761001][ C0] RBP: ffffc90000926bb0 R08: dffffc0000000000 R09: fffffbfff0de787e [ 121.768807][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 121.776620][ C0] R13: ffffffff86f3c3ec R14: 0000000000000003 R15: 1ffff92000124d68 [ 121.784439][ C0] ? __pv_queued_spin_lock_slowpath+0x65f/0xc40 [ 121.790513][ C0] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 121.796502][ C0] ? kvm_arch_para_hints+0x30/0x30 [ 121.801444][ C0] ? __pv_queued_spin_lock_slowpath+0x65f/0xc40 [ 121.807521][ C0] __pv_queued_spin_lock_slowpath+0x6bc/0xc40 [ 121.813424][ C0] ? __pv_queued_spin_unlock_slowpath+0x310/0x310 [ 121.819670][ C0] ? __kmalloc+0x13a/0x270 [ 121.823920][ C0] ? kvmalloc_node+0x1f0/0x4d0 [ 121.828525][ C0] _raw_spin_lock_bh+0x139/0x1b0 [ 121.833299][ C0] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 121.838330][ C0] ? __kasan_check_read+0x11/0x20 [ 121.843190][ C0] get_dist_table+0x207/0x2e0 [ 121.847702][ C0] netem_change+0xa05/0x20c0 [ 121.852130][ C0] ? __x64_sys_sendmsg+0x7b/0x90 [ 121.856906][ C0] ? do_syscall_64+0x3d/0xb0 [ 121.861327][ C0] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 121.867239][ C0] ? netem_destroy+0xc0/0xc0 [ 121.871667][ C0] ? hrtimer_init+0x30/0x160 [ 121.876087][ C0] netem_init+0x5b/0xb0 [ 121.880075][ C0] ? qdisc_peek_dequeued+0x230/0x230 [ 121.885199][ C0] qdisc_create+0x890/0x12e0 [ 121.889627][ C0] ? qdisc_notify+0x370/0x370 [ 121.894138][ C0] ? __nla_parse+0x43/0x60 [ 121.898396][ C0] tc_modify_qdisc+0x8b4/0x14b0 [ 121.903078][ C0] ? qdisc_offload_graft_helper+0x2a0/0x2a0 [ 121.908810][ C0] ? wait_for_completion_killable_timeout+0x10/0x10 [ 121.915236][ C0] ? ns_capable+0x89/0xe0 [ 121.919395][ C0] ? netlink_net_capable+0x125/0x160 [ 121.924516][ C0] ? qdisc_offload_graft_helper+0x2a0/0x2a0 [ 121.930245][ C0] rtnetlink_rcv_msg+0x951/0xc40 [ 121.935021][ C0] ? rtnetlink_bind+0x80/0x80 [ 121.939529][ C0] ? compat_start_thread+0x20/0x20 [ 121.944479][ C0] ? kvm_sched_clock_read+0x18/0x40 [ 121.949511][ C0] ? sched_clock+0x9/0x10 [ 121.953677][ C0] ? native_set_ldt+0x360/0x360 [ 121.958367][ C0] ? __update_idle_core+0x2a0/0x2a0 [ 121.963398][ C0] ? _raw_spin_unlock+0x4d/0x70 [ 121.968082][ C0] ? finish_task_switch+0x167/0x7b0 [ 121.973118][ C0] ? __schedule+0xcc6/0x1580 [ 121.977545][ C0] ? release_firmware_map_entry+0x18f/0x18f [ 121.983273][ C0] ? avc_has_perm+0x16f/0x260 [ 121.987785][ C0] ? ____kasan_kmalloc+0xed/0x110 [ 121.992650][ C0] netlink_rcv_skb+0x1cf/0x410 [ 121.997248][ C0] ? rtnetlink_bind+0x80/0x80 [ 122.001793][ C0] ? netlink_ack+0xb10/0xb10 [ 122.006193][ C0] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 122.012177][ C0] ? netlink_unicast+0x2da/0xac0 [ 122.016948][ C0] rtnetlink_rcv+0x1c/0x20 [ 122.021206][ C0] netlink_unicast+0x8df/0xac0 [ 122.025803][ C0] ? netlink_detachskb+0x90/0x90 [ 122.030577][ C0] ? security_netlink_send+0x7b/0xa0 [ 122.035698][ C0] netlink_sendmsg+0xa0a/0xd20 [ 122.040301][ C0] ? netlink_getsockopt+0x560/0x560 [ 122.045331][ C0] ? security_socket_sendmsg+0x82/0xb0 [ 122.050629][ C0] ? netlink_getsockopt+0x560/0x560 [ 122.055657][ C0] ____sys_sendmsg+0x59e/0x8f0 [ 122.060256][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 122.065121][ C0] ? import_iovec+0xe5/0x120 [ 122.069546][ C0] ___sys_sendmsg+0x252/0x2e0 [ 122.074062][ C0] ? __sys_sendmsg+0x260/0x260 [ 122.078658][ C0] ? finish_task_switch+0x167/0x7b0 [ 122.083694][ C0] ? __schedule+0xcc6/0x1580 [ 122.088120][ C0] ? __kasan_check_write+0x14/0x20 [ 122.093067][ C0] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 122.098016][ C0] ? __kasan_check_read+0x11/0x20 [ 122.102873][ C0] ? __fdget+0x179/0x240 [ 122.106952][ C0] __se_sys_sendmsg+0x19a/0x260 [ 122.111644][ C0] ? _raw_spin_unlock_irq+0x4e/0x70 [ 122.116674][ C0] ? __x64_sys_sendmsg+0x90/0x90 [ 122.121456][ C0] ? __kasan_check_read+0x11/0x20 [ 122.126309][ C0] __x64_sys_sendmsg+0x7b/0x90 [ 122.130906][ C0] do_syscall_64+0x3d/0xb0 [ 122.135158][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 122.140888][ C0] RIP: 0033:0x7f05b2d4d009 [ 122.145156][ C0] 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 [ 122.164580][ C0] RSP: 002b:00007ffe517f2c28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 122.172829][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f05b2d4d009 [ 122.180637][ C0] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 122.188452][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555e57610 [ 122.196269][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 122.204071][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 122.211887][ C0] [ 265.155994][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 245s! [syz-executor115:294] [ 265.164422][ C0] Modules linked in: [ 265.168148][ C0] CPU: 0 PID: 294 Comm: syz-executor115 Not tainted 5.15.123-syzkaller-00688-g83c56fbab45d #0 [ 265.178216][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 265.188114][ C0] RIP: 0010:__pv_queued_spin_lock_slowpath+0x5ba/0xc40 [ 265.194800][ C0] Code: 00 00 49 89 dc c6 03 00 48 8b 44 24 10 0f b6 04 10 84 c0 0f 85 48 01 00 00 48 8b 44 24 08 c6 00 01 bb 00 80 ff ff eb 06 f3 90 c3 74 5e 41 0f b6 44 15 00 84 c0 75 36 41 80 3f 00 75 ea 4c 89 [ 265.214703][ C0] RSP: 0018:ffffc90000926bc0 EFLAGS: 00000206 [ 265.220606][ C0] RAX: 0000000000000000 RBX: 00000000ffffcdad RCX: ffffffff8154cfdf [ 265.228408][ C0] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffffffff86f3c3ec [ 265.236222][ C0] RBP: ffffc90000926cb0 R08: dffffc0000000000 R09: fffffbfff0de787e [ 265.244030][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881f7037ed4 [ 265.251843][ C0] R13: 1ffffffff0de787d R14: 1ffff1103ee00001 R15: ffffffff86f3c3ec [ 265.259655][ C0] FS: 0000555555e56380(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 265.268418][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 265.274841][ C0] CR2: 0000000000000000 CR3: 000000011e0c0000 CR4: 00000000003506b0 [ 265.282657][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 265.290465][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 265.298276][ C0] Call Trace: [ 265.301403][ C0] [ 265.304093][ C0] ? show_regs+0x58/0x60 [ 265.308175][ C0] ? watchdog_timer_fn+0x4b1/0x5f0 [ 265.313139][ C0] ? proc_watchdog_cpumask+0xd0/0xd0 [ 265.318237][ C0] ? __hrtimer_run_queues+0x41a/0xad0 [ 265.323447][ C0] ? hrtimer_interrupt+0xaa0/0xaa0 [ 265.328393][ C0] ? clockevents_program_event+0x22f/0x300 [ 265.334033][ C0] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 265.339938][ C0] ? hrtimer_interrupt+0x40c/0xaa0 [ 265.344886][ C0] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 265.350784][ C0] ? sysvec_apic_timer_interrupt+0x95/0xc0 [ 265.356434][ C0] [ 265.359205][ C0] [ 265.361982][ C0] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 265.367977][ C0] ? __pv_queued_spin_lock_slowpath+0x65f/0xc40 [ 265.374047][ C0] ? __pv_queued_spin_lock_slowpath+0x5ba/0xc40 [ 265.380130][ C0] ? __pv_queued_spin_unlock_slowpath+0x310/0x310 [ 265.386371][ C0] ? __kmalloc+0x13a/0x270 [ 265.390630][ C0] ? kvmalloc_node+0x1f0/0x4d0 [ 265.395225][ C0] _raw_spin_lock_bh+0x139/0x1b0 [ 265.399996][ C0] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 265.405033][ C0] ? __kasan_check_read+0x11/0x20 [ 265.409892][ C0] get_dist_table+0x207/0x2e0 [ 265.414410][ C0] netem_change+0xa05/0x20c0 [ 265.418829][ C0] ? __x64_sys_sendmsg+0x7b/0x90 [ 265.423606][ C0] ? do_syscall_64+0x3d/0xb0 [ 265.428034][ C0] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 265.433936][ C0] ? netem_destroy+0xc0/0xc0 [ 265.438364][ C0] ? hrtimer_init+0x30/0x160 [ 265.442787][ C0] netem_init+0x5b/0xb0 [ 265.446780][ C0] ? qdisc_peek_dequeued+0x230/0x230 [ 265.451898][ C0] qdisc_create+0x890/0x12e0 [ 265.456328][ C0] ? qdisc_notify+0x370/0x370 [ 265.460838][ C0] ? __nla_parse+0x43/0x60 [ 265.465094][ C0] tc_modify_qdisc+0x8b4/0x14b0 [ 265.469782][ C0] ? qdisc_offload_graft_helper+0x2a0/0x2a0 [ 265.475511][ C0] ? wait_for_completion_killable_timeout+0x10/0x10 [ 265.481929][ C0] ? ns_capable+0x89/0xe0 [ 265.486099][ C0] ? netlink_net_capable+0x125/0x160 [ 265.491218][ C0] ? qdisc_offload_graft_helper+0x2a0/0x2a0 [ 265.496946][ C0] rtnetlink_rcv_msg+0x951/0xc40 [ 265.501721][ C0] ? rtnetlink_bind+0x80/0x80 [ 265.506235][ C0] ? compat_start_thread+0x20/0x20 [ 265.511182][ C0] ? kvm_sched_clock_read+0x18/0x40 [ 265.516213][ C0] ? sched_clock+0x9/0x10 [ 265.520376][ C0] ? native_set_ldt+0x360/0x360 [ 265.525066][ C0] ? __update_idle_core+0x2a0/0x2a0 [ 265.530098][ C0] ? _raw_spin_unlock+0x4d/0x70 [ 265.534789][ C0] ? finish_task_switch+0x167/0x7b0 [ 265.539824][ C0] ? __schedule+0xcc6/0x1580 [ 265.544246][ C0] ? release_firmware_map_entry+0x18f/0x18f [ 265.549977][ C0] ? avc_has_perm+0x16f/0x260 [ 265.554496][ C0] ? ____kasan_kmalloc+0xed/0x110 [ 265.559351][ C0] netlink_rcv_skb+0x1cf/0x410 [ 265.563948][ C0] ? rtnetlink_bind+0x80/0x80 [ 265.568460][ C0] ? netlink_ack+0xb10/0xb10 [ 265.572888][ C0] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 265.578879][ C0] ? netlink_unicast+0x2da/0xac0 [ 265.583648][ C0] rtnetlink_rcv+0x1c/0x20 [ 265.587904][ C0] netlink_unicast+0x8df/0xac0 [ 265.592503][ C0] ? netlink_detachskb+0x90/0x90 [ 265.597280][ C0] ? security_netlink_send+0x7b/0xa0 [ 265.602397][ C0] netlink_sendmsg+0xa0a/0xd20 [ 265.606998][ C0] ? netlink_getsockopt+0x560/0x560 [ 265.612037][ C0] ? security_socket_sendmsg+0x82/0xb0 [ 265.617326][ C0] ? netlink_getsockopt+0x560/0x560 [ 265.622361][ C0] ____sys_sendmsg+0x59e/0x8f0 [ 265.626959][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 265.631821][ C0] ? import_iovec+0xe5/0x120 [ 265.636246][ C0] ___sys_sendmsg+0x252/0x2e0 [ 265.640762][ C0] ? __sys_sendmsg+0x260/0x260 [ 265.645357][ C0] ? finish_task_switch+0x167/0x7b0 [ 265.650392][ C0] ? __schedule+0xcc6/0x1580 [ 265.654819][ C0] ? __kasan_check_write+0x14/0x20 [ 265.659767][ C0] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 265.664716][ C0] ? __kasan_check_read+0x11/0x20 [ 265.669572][ C0] ? __fdget+0x179/0x240 [ 265.673653][ C0] __se_sys_sendmsg+0x19a/0x260 [ 265.678343][ C0] ? _raw_spin_unlock_irq+0x4e/0x70 [ 265.683375][ C0] ? __x64_sys_sendmsg+0x90/0x90 [ 265.688147][ C0] ? __kasan_check_read+0x11/0x20 [ 265.693009][ C0] __x64_sys_sendmsg+0x7b/0x90 [ 265.697607][ C0] do_syscall_64+0x3d/0xb0 [ 265.701877][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 265.707587][ C0] RIP: 0033:0x7f05b2d4d009 [ 265.711859][ C0] 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 [ 265.731287][ C0] RSP: 002b:00007ffe517f2c28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 265.739533][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f05b2d4d009 [ 265.747337][ C0] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 265.755153][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555e57610 [ 265.762961][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 265.770779][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 265.778590][ C0]