./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1276683867
<...>
Warning: Permanently added '10.128.1.67' (ED25519) to the list of known hosts.
execve("./syz-executor1276683867", ["./syz-executor1276683867"], 0x7ffcf0f1abb0 /* 10 vars */) = 0
brk(NULL) = 0x555555e0a000
brk(0x555555e0ad00) = 0x555555e0ad00
arch_prctl(ARCH_SET_FS, 0x555555e0a380) = 0
set_tid_address(0x555555e0a650) = 287
set_robust_list(0x555555e0a660, 24) = 0
rseq(0x555555e0aca0, 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-executor1276683867", 4096) = 28
getrandom("\x5b\x16\xff\xbe\x1e\xe7\xe1\xd4", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555555e0ad00
brk(0x555555e2bd00) = 0x555555e2bd00
brk(0x555555e2c000) = 0x555555e2c000
mprotect(0x7f6235f89000, 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=0x555555e0a650) = 288
./strace-static-x86_64: Process 288 attached
[pid 288] set_robust_list(0x555555e0a660, 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<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid 288] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid 288] unshare(CLONE_NEWNET) = 0
[pid 288] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid 288] write(3, "0 65535", 7) = 7
[pid 288] close(3) = 0
[pid 288] mkdir("/dev/binderfs", 0777) = 0
[pid 288] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid 288] symlink("/dev/binderfs", "./binderfs") = 0
[pid 288] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555e0a650) = 2
./strace-static-x86_64: Process 289 attached
[pid 289] set_robust_list(0x555555e0a660, 24) = 0
[pid 289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 289] setpgid(0, 0) = 0
[pid 289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 289] write(3, "1000", 4) = 4
[pid 289] close(3) = 0
[pid 289] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3
[pid 289] socket(AF_NETLINK, SOCK_RAW|SOCK_NONBLOCK, NETLINK_ROUTE) = 4
[pid 289] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=NULL, iov_len=146}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = -1 EFAULT (Bad address)
[pid 289] getsockname(4, {sa_family=AF_NETLINK, nl_pid=2, nl_groups=00000000}, [20 => 12]) = 0
[ 21.686689][ T24] audit: type=1400 audit(1692804631.689:66): avc: denied { execmem } for pid=287 comm="syz-executor127" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 21.694151][ T24] audit: type=1400 audit(1692804631.699:67): avc: denied { mounton } for pid=288 comm="syz-executor127" 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
[ 21.704006][ T24] audit: type=1400 audit(1692804631.699:68): avc: denied { mount } for pid=288 comm="syz-executor127" name="/" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1
[ 21.729612][ T24] audit: type=1400 audit(1692804631.699:69): avc: denied { mounton } for pid=288 comm="syz-executor127" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1
[ 21.755084][ T24] audit: type=1400 audit(1692804631.719:70): avc: denied { mounton } for pid=288 comm="syz-executor127" path="/dev/binderfs" dev="devtmpfs" ino=357 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1
[ 21.781652][ T24] audit: type=1400 audit(1692804631.719:71): avc: denied { mount } for pid=288 comm="syz-executor127" 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="\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 <unfinished ...>
[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, 0x555555e0b6f0 /* 2 entries */, 32768) = 48
[pid 288] getdents64(3, 0x555555e0b6f0 /* 0 entries */, 32768) = 0
[pid 288] close(3) = 0
[ 121.727697][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 121.734206][ C1] rcu: 1-....: (1 GPs behind) idle=3fa/1/0x4000000000000000 softirq=1171/1172 fqs=4816 last_accelerate: 92fa/ba0e dyntick_enabled: 1
[ 121.747952][ C1] (t=10001 jiffies g=29 q=2256)
[ 121.752787][ C1] NMI backtrace for cpu 1
[ 121.756954][ C1] CPU: 1 PID: 289 Comm: syz-executor127 Not tainted 5.10.188-syzkaller-00574-gd96fc5f29172 #0
[ 121.767017][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
[ 121.776994][ C1] Call Trace:
[ 121.780127][ C1] <IRQ>
[ 121.782842][ C1] dump_stack_lvl+0x1e2/0x24b
[ 121.787603][ C1] ? panic+0x80b/0x80b
[ 121.792832][ C1] ? bfq_pos_tree_add_move+0x43b/0x43b
[ 121.798176][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210
[ 121.803486][ C1] ? vprintk_func+0x19d/0x1e0
[ 121.808072][ C1] ? _raw_spin_lock+0x1b0/0x1b0
[ 121.813241][ C1] ? printk+0xd1/0x111
[ 121.817196][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 121.823363][ C1] dump_stack+0x15/0x17
[ 121.827564][ C1] nmi_trigger_cpumask_backtrace+0x2b5/0x300
[ 121.833692][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 121.840138][ C1] arch_trigger_cpumask_backtrace+0x10/0x20
[ 121.845924][ C1] rcu_dump_cpu_stacks+0x199/0x2b0
[ 121.851384][ C1] rcu_sched_clock_irq+0xf8a/0x1890
[ 121.856518][ C1] ? rcutree_dead_cpu+0x340/0x340
[ 121.861568][ C1] ? hrtimer_run_queues+0x15f/0x440
[ 121.866603][ C1] update_process_times+0x198/0x200
[ 121.872287][ C1] tick_sched_timer+0x188/0x240
[ 121.877037][ C1] ? tick_setup_sched_timer+0x480/0x480
[ 121.883127][ C1] __hrtimer_run_queues+0x3d7/0xa50
[ 121.888858][ C1] ? hrtimer_interrupt+0x8b0/0x8b0
[ 121.894190][ C1] ? clockevents_program_event+0x214/0x2c0
[ 121.904362][ C1] ? ktime_get_update_offsets_now+0x266/0x280
[ 121.912883][ C1] hrtimer_interrupt+0x39a/0x8b0
[ 121.918946][ C1] __sysvec_apic_timer_interrupt+0xfd/0x3c0
[ 121.926086][ C1] asm_call_irq_on_stack+0xf/0x20
[ 121.931396][ C1] </IRQ>
[ 121.934281][ C1] sysvec_apic_timer_interrupt+0x85/0xe0
[ 121.940004][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 121.946951][ C1] RIP: 0010:kvm_wait+0xfc/0x150
[ 121.952401][ 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
[ 121.974436][ C1] RSP: 0018:ffffc90000b06b00 EFLAGS: 00000246
[ 121.982909][ C1] RAX: 0000000000000003 RBX: 1ffff92000160d64 RCX: ffffffff8150aa64
[ 121.996262][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc90000b06b40
[ 122.008299][ C1] RBP: ffffc90000b06bb0 R08: dffffc0000000000 R09: fffffbfff0d9e09e
[ 122.019467][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
[ 122.028093][ C1] R13: ffffffff86cf04ec R14: 0000000000000003 R15: 0000000000000246
[ 122.037371][ C1] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70
[ 122.044264][ C1] ? asm_sysvec_call_function_single+0x12/0x20
[ 122.050239][ C1] ? kvm_arch_para_hints+0x30/0x30
[ 122.055919][ C1] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70
[ 122.062043][ C1] __pv_queued_spin_lock_slowpath+0x72f/0xc70
[ 122.067924][ C1] ? __pv_queued_spin_unlock_slowpath+0x280/0x280
[ 122.074616][ C1] _raw_spin_lock_bh+0x139/0x1b0
[ 122.079387][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0
[ 122.084887][ C1] ? kvmalloc_node+0x82/0x130
[ 122.089509][ C1] ? __kasan_check_read+0x11/0x20
[ 122.094372][ C1] get_dist_table+0x207/0x2e0
[ 122.098998][ C1] netem_change+0x974/0x1fb0
[ 122.103490][ C1] ? __x64_sys_sendmsg+0x7b/0x90
[ 122.108503][ C1] ? do_syscall_64+0x34/0x70
[ 122.113142][ C1] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
[ 122.119275][ C1] ? netem_destroy+0xc0/0xc0
[ 122.124054][ C1] ? hrtimer_init+0x33/0x160
[ 122.129185][ C1] netem_init+0x5b/0xb0
[ 122.133529][ C1] ? qdisc_peek_dequeued+0x230/0x230
[ 122.139311][ C1] qdisc_create+0x879/0x12d0
[ 122.144422][ C1] ? qdisc_notify+0x370/0x370
[ 122.148916][ C1] ? __nla_parse+0x43/0x60
[ 122.153162][ C1] tc_modify_qdisc+0x8a4/0x13f0
[ 122.157939][ C1] ? qdisc_offload_graft_helper+0x280/0x280
[ 122.164202][ C1] ? mutex_trylock+0xa0/0xa0
[ 122.168870][ C1] ? ns_capable+0x89/0xe0
[ 122.173154][ C1] ? netlink_net_capable+0x125/0x160
[ 122.178543][ C1] ? qdisc_offload_graft_helper+0x280/0x280
[ 122.184360][ C1] rtnetlink_rcv_msg+0x955/0xc50
[ 122.189364][ C1] ? __kasan_check_write+0x14/0x20
[ 122.194832][ C1] ? _raw_spin_lock+0x1b0/0x1b0
[ 122.200021][ C1] ? rtnetlink_bind+0x80/0x80
[ 122.205153][ C1] ? __kasan_check_write+0x14/0x20
[ 122.211518][ C1] ? avc_node_replace+0x1e0/0x310
[ 122.216519][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 122.222798][ C1] ? avc_update_node+0x2f8/0x710
[ 122.228212][ C1] ? avc_denied+0x13f/0x1b0
[ 122.233777][ C1] ? avc_has_perm+0x275/0x400
[ 122.239074][ C1] ? __kasan_slab_alloc+0xb1/0xe0
[ 122.244083][ C1] ? slab_post_alloc_hook+0x61/0x2f0
[ 122.249520][ C1] ? kmem_cache_alloc+0x168/0x2e0
[ 122.254472][ C1] ? avc_has_perm_noaudit+0x240/0x240
[ 122.261272][ C1] ? iov_iter_advance+0x258/0xb20
[ 122.266269][ C1] netlink_rcv_skb+0x1cf/0x410
[ 122.271285][ C1] ? rtnetlink_bind+0x80/0x80
[ 122.276428][ C1] ? netlink_ack+0xb30/0xb30
[ 122.281276][ C1] ? __netlink_lookup+0x37b/0x3a0
[ 122.288232][ C1] rtnetlink_rcv+0x1c/0x20
[ 122.293729][ C1] netlink_unicast+0x8df/0xac0
[ 122.300380][ C1] ? netlink_detachskb+0x90/0x90
[ 122.306228][ C1] ? security_netlink_send+0x7b/0xa0
[ 122.313635][ C1] netlink_sendmsg+0xa46/0xd00
[ 122.318508][ C1] ? netlink_getsockopt+0x5c0/0x5c0
[ 122.323684][ C1] ? security_socket_sendmsg+0x82/0xb0
[ 122.329381][ C1] ? netlink_getsockopt+0x5c0/0x5c0
[ 122.334416][ C1] ____sys_sendmsg+0x59e/0x8f0
[ 122.339119][ C1] ? __sys_sendmsg_sock+0x40/0x40
[ 122.344275][ C1] ? import_iovec+0xe5/0x120
[ 122.348753][ C1] ___sys_sendmsg+0x252/0x2e0
[ 122.353252][ C1] ? __sys_sendmsg+0x280/0x280
[ 122.357860][ C1] ? finish_task_switch+0x130/0x5a0
[ 122.363107][ C1] ? __schedule+0xbee/0x1330
[ 122.367879][ C1] ? __kasan_check_write+0x14/0x20
[ 122.373256][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0
[ 122.378222][ C1] ? __kasan_check_read+0x11/0x20
[ 122.383599][ C1] ? __fdget+0x179/0x240
[ 122.388500][ C1] __se_sys_sendmsg+0x1b1/0x280
[ 122.393726][ C1] ? _raw_spin_unlock_irq+0x4e/0x70
[ 122.399371][ C1] ? __x64_sys_sendmsg+0x90/0x90
[ 122.404443][ C1] ? fpu__clear_all+0x20/0x20
[ 122.410051][ C1] __x64_sys_sendmsg+0x7b/0x90
[ 122.414860][ C1] do_syscall_64+0x34/0x70
[ 122.419346][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xc6
[ 122.425489][ C1] RIP: 0033:0x7f6235f15fc9
[ 122.429777][ 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
[ 122.449966][ C1] RSP: 002b:00007ffd40f20d48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 122.458524][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6235f15fc9
[ 122.467268][ C1] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003
[ 122.475945][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555e0b610
[ 122.484384][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 122.492808][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 264.941943][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [syz-executor127:289]
[ 264.950600][ C1] Modules linked in:
[ 264.954327][ C1] CPU: 1 PID: 289 Comm: syz-executor127 Not tainted 5.10.188-syzkaller-00574-gd96fc5f29172 #0
[ 264.964394][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
[ 264.974298][ C1] RIP: 0010:kvm_wait+0xfc/0x150
[ 264.978992][ 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
[ 264.999700][ C1] RSP: 0018:ffffc90000b06b00 EFLAGS: 00000246
[ 265.005601][ C1] RAX: 0000000000000003 RBX: 1ffff92000160d64 RCX: ffffffff8150aa64
[ 265.013622][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc90000b06b40
[ 265.021425][ C1] RBP: ffffc90000b06bb0 R08: dffffc0000000000 R09: fffffbfff0d9e09e
[ 265.029236][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
[ 265.037043][ C1] R13: ffffffff86cf04ec R14: 0000000000000003 R15: 0000000000000246
[ 265.044857][ C1] FS: 0000555555e0a380(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 265.053795][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 265.060225][ C1] CR2: 0000000000000000 CR3: 000000011e5b6000 CR4: 00000000003506a0
[ 265.068032][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 265.075854][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 265.083654][ C1] Call Trace:
[ 265.086773][ C1] <IRQ>
[ 265.089472][ C1] ? show_regs+0x58/0x60
[ 265.093982][ C1] ? watchdog_timer_fn+0x471/0x590
[ 265.099032][ C1] ? proc_watchdog_cpumask+0xd0/0xd0
[ 265.104150][ C1] ? __hrtimer_run_queues+0x3d7/0xa50
[ 265.109357][ C1] ? hrtimer_interrupt+0x8b0/0x8b0
[ 265.114331][ C1] ? clockevents_program_event+0x214/0x2c0
[ 265.119964][ C1] ? ktime_get_update_offsets_now+0x266/0x280
[ 265.125858][ C1] ? hrtimer_interrupt+0x39a/0x8b0
[ 265.130825][ C1] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0
[ 265.136709][ C1] ? asm_call_irq_on_stack+0xf/0x20
[ 265.141726][ C1] </IRQ>
[ 265.144514][ C1] ? sysvec_apic_timer_interrupt+0x85/0xe0
[ 265.150151][ C1] ? asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 265.156139][ C1] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70
[ 265.162214][ C1] ? kvm_wait+0xfc/0x150
[ 265.166314][ C1] ? asm_sysvec_call_function_single+0x12/0x20
[ 265.172280][ C1] ? kvm_arch_para_hints+0x30/0x30
[ 265.177316][ C1] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70
[ 265.183399][ C1] __pv_queued_spin_lock_slowpath+0x72f/0xc70
[ 265.189297][ C1] ? __pv_queued_spin_unlock_slowpath+0x280/0x280
[ 265.195630][ C1] _raw_spin_lock_bh+0x139/0x1b0
[ 265.200404][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0
[ 265.205462][ C1] ? kvmalloc_node+0x82/0x130
[ 265.209954][ C1] ? __kasan_check_read+0x11/0x20
[ 265.214818][ C1] get_dist_table+0x207/0x2e0
[ 265.219326][ C1] netem_change+0x974/0x1fb0
[ 265.223753][ C1] ? __x64_sys_sendmsg+0x7b/0x90
[ 265.228528][ C1] ? do_syscall_64+0x34/0x70
[ 265.232949][ C1] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
[ 265.238871][ C1] ? netem_destroy+0xc0/0xc0
[ 265.243297][ C1] ? hrtimer_init+0x33/0x160
[ 265.247713][ C1] netem_init+0x5b/0xb0
[ 265.251721][ C1] ? qdisc_peek_dequeued+0x230/0x230
[ 265.256822][ C1] qdisc_create+0x879/0x12d0
[ 265.261262][ C1] ? qdisc_notify+0x370/0x370
[ 265.265782][ C1] ? __nla_parse+0x43/0x60
[ 265.270027][ C1] tc_modify_qdisc+0x8a4/0x13f0
[ 265.274709][ C1] ? qdisc_offload_graft_helper+0x280/0x280
[ 265.280426][ C1] ? mutex_trylock+0xa0/0xa0
[ 265.284868][ C1] ? ns_capable+0x89/0xe0
[ 265.289023][ C1] ? netlink_net_capable+0x125/0x160
[ 265.294156][ C1] ? qdisc_offload_graft_helper+0x280/0x280
[ 265.299961][ C1] rtnetlink_rcv_msg+0x955/0xc50
[ 265.304732][ C1] ? __kasan_check_write+0x14/0x20
[ 265.309851][ C1] ? _raw_spin_lock+0x1b0/0x1b0
[ 265.314533][ C1] ? rtnetlink_bind+0x80/0x80
[ 265.319045][ C1] ? __kasan_check_write+0x14/0x20
[ 265.323999][ C1] ? avc_node_replace+0x1e0/0x310
[ 265.328854][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 265.334667][ C1] ? avc_update_node+0x2f8/0x710
[ 265.339442][ C1] ? avc_denied+0x13f/0x1b0
[ 265.343783][ C1] ? avc_has_perm+0x275/0x400
[ 265.348296][ C1] ? __kasan_slab_alloc+0xb1/0xe0
[ 265.353155][ C1] ? slab_post_alloc_hook+0x61/0x2f0
[ 265.358277][ C1] ? kmem_cache_alloc+0x168/0x2e0
[ 265.363136][ C1] ? avc_has_perm_noaudit+0x240/0x240
[ 265.368343][ C1] ? iov_iter_advance+0x258/0xb20
[ 265.373204][ C1] netlink_rcv_skb+0x1cf/0x410
[ 265.377804][ C1] ? rtnetlink_bind+0x80/0x80
[ 265.382319][ C1] ? netlink_ack+0xb30/0xb30
[ 265.386744][ C1] ? __netlink_lookup+0x37b/0x3a0
[ 265.391607][ C1] rtnetlink_rcv+0x1c/0x20
[ 265.395863][ C1] netlink_unicast+0x8df/0xac0
[ 265.400457][ C1] ? netlink_detachskb+0x90/0x90
[ 265.405232][ C1] ? security_netlink_send+0x7b/0xa0
[ 265.410352][ C1] netlink_sendmsg+0xa46/0xd00
[ 265.414955][ C1] ? netlink_getsockopt+0x5c0/0x5c0
[ 265.419991][ C1] ? security_socket_sendmsg+0x82/0xb0
[ 265.425279][ C1] ? netlink_getsockopt+0x5c0/0x5c0
[ 265.430327][ C1] ____sys_sendmsg+0x59e/0x8f0
[ 265.434921][ C1] ? __sys_sendmsg_sock+0x40/0x40
[ 265.439774][ C1] ? import_iovec+0xe5/0x120
[ 265.444201][ C1] ___sys_sendmsg+0x252/0x2e0
[ 265.448803][ C1] ? __sys_sendmsg+0x280/0x280
[ 265.453409][ C1] ? finish_task_switch+0x130/0x5a0
[ 265.458522][ C1] ? __schedule+0xbee/0x1330
[ 265.462948][ C1] ? __kasan_check_write+0x14/0x20
[ 265.467892][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0
[ 265.472843][ C1] ? __kasan_check_read+0x11/0x20
[ 265.477700][ C1] ? __fdget+0x179/0x240
[ 265.481869][ C1] __se_sys_sendmsg+0x1b1/0x280
[ 265.486554][ C1] ? _raw_spin_unlock_irq+0x4e/0x70
[ 265.491590][ C1] ? __x64_sys_sendmsg+0x90/0x90
[ 265.496365][ C1] ? fpu__clear_all+0x20/0x20
[ 265.500879][ C1] __x64_sys_sendmsg+0x7b/0x90
[ 265.505578][ C1] do_syscall_64+0x34/0x70
[ 265.509837][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xc6
[ 265.515545][ C1] RIP: 0033:0x7f6235f15fc9
[ 265.519802][ 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
[ 265.539239][ C1] RSP: 002b:00007ffd40f20d48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 265.547480][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6235f15fc9
[ 265.555346][ C1] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003
[ 265.563104][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555e0b610
[ 265.571102][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 265.578915][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000