./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor512233661

<...>
DUID 00:04:9f:e8:07:f9:ba:36:1f:d4:05:68:5a:d1:6a:7f:90:cd
forked to background, child pid 3177
[   24.767221][ T3178] 8021q: adding VLAN 0 to HW filter on device bond0
[   24.783231][ T3178] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK

syzkaller
Warning: Permanently added '10.128.1.45' (ECDSA) to the list of known hosts.
execve("./syz-executor512233661", ["./syz-executor512233661"], 0x7ffd2f4353c0 /* 10 vars */) = 0
brk(NULL)                               = 0x555556189000
brk(0x555556189c40)                     = 0x555556189c40
arch_prctl(ARCH_SET_FS, 0x555556189300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor512233661", 4096) = 27
brk(0x5555561aac40)                     = 0x5555561aac40
brk(0x5555561ab000)                     = 0x5555561ab000
mprotect(0x7fcdaa18d000, 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
mkdir("/syzcgroup", 0777)               = 0
mkdir("/syzcgroup/unified", 0777)       = 0
mount("none", "/syzcgroup/unified", "cgroup2", 0, NULL) = 0
chmod("/syzcgroup/unified", 0777)       = 0
openat(AT_FDCWD, "/syzcgroup/unified/cgroup.subtree_control", O_WRONLY) = 3
write(3, "+cpu", 4)                     = 4
write(3, "+memory", 7)                  = 7
write(3, "+io", 3)                      = 3
write(3, "+pids", 5)                    = 5
close(3)                                = 0
mkdir("/syzcgroup/net", 0777)           = 0
mount("none", "/syzcgroup/net", "cgroup", 0, "net") = -1 EINVAL (Invalid argument)
mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio") = 0
umount2("/syzcgroup/net", 0)            = 0
mount("none", "/syzcgroup/net", "cgroup", 0, "devices") = 0
umount2("/syzcgroup/net", 0)            = 0
mount("none", "/syzcgroup/net", "cgroup", 0, "blkio") = 0
umount2("/syzcgroup/net", 0)            = 0
mount("none", "/syzcgroup/net", "cgroup", 0, "freezer") = 0
umount2("/syzcgroup/net", 0)            = 0
mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted)
syzkaller login: [   44.261188][ T3598] cgroup: Unknown subsys name 'net'
mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted)
mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted)
mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = 0
chmod("/syzcgroup/net", 0777)           = 0
mkdir("/syzcgroup/cpu", 0777)           = 0
mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset") = 0
umount2("/syzcgroup/cpu", 0)            = 0
mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct") = 0
umount2("/syzcgroup/cpu", 0)            = 0
mount("none", "/syzcgroup/cpu", "cgroup", 0, "hugetlb") = 0
umount2("/syzcgroup/cpu", 0)            = 0
mount("none", "/syzcgroup/cpu", "cgroup", 0, "rlimit") = -1 EINVAL (Invalid argument)
mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb") = ? ERESTARTNOINTR (To be restarted)
[   44.376737][ T3598] cgroup: Unknown subsys name 'rlimit'
mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb") = ? ERESTARTNOINTR (To be restarted)
mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb") = ? ERESTARTNOINTR (To be restarted)
mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb") = 0
chmod("/syzcgroup/cpu", 0777)           = 0
openat(AT_FDCWD, "/syzcgroup/cpu/cgroup.clone_children", O_WRONLY|O_CLOEXEC) = 3
write(3, "1", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/syzcgroup/cpu/cpuset.memory_pressure_enabled", O_WRONLY|O_CLOEXEC) = 3
write(3, "1", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/sys/kernel/debug/failslab/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3
write(3, "N", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/sys/kernel/debug/fail_futex/ignore-private", O_WRONLY|O_CLOEXEC) = 3
write(3, "N", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-highmem", O_WRONLY|O_CLOEXEC) = 3
write(3, "N", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3
write(3, "N", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/min-order", O_WRONLY|O_CLOEXEC) = 3
write(3, "0", 1)                        = 1
close(3)                                = 0
getpid()                                = 3598
mkdir("./syzkaller.6z6HDh", 0700)       = 0
chmod("./syzkaller.6z6HDh", 0777)       = 0
chdir("./syzkaller.6z6HDh")             = 0
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3599 attached
, child_tidptr=0x5555561895d0) = 3599
[pid  3599] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid  3599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3599] setsid()                    = 1
[pid  3599] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  3599] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  3599] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  3599] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  3599] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, NULL) = 0
[pid  3599] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  3599] unshare(CLONE_NEWNS)        = 0
[pid  3599] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  3599] unshare(CLONE_NEWIPC)       = 0
[pid  3599] unshare(CLONE_NEWCGROUP)    = 0
[pid  3599] unshare(CLONE_NEWUTS)       = 0
[pid  3599] unshare(CLONE_SYSVSEM)      = 0
[pid  3599] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  3599] write(3, "16777216", 8)     = 8
[pid  3599] close(3)                    = 0
[pid  3599] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  3599] write(3, "536870912", 9)    = 9
[pid  3599] close(3)                    = 0
[pid  3599] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  3599] write(3, "1024", 4)         = 4
[pid  3599] close(3)                    = 0
[pid  3599] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  3599] write(3, "8192", 4)         = 4
[pid  3599] close(3)                    = 0
[pid  3599] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  3599] write(3, "1024", 4)         = 4
[pid  3599] close(3)                    = 0
[pid  3599] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  3599] write(3, "1024", 4)         = 4
[pid  3599] close(3)                    = 0
[pid  3599] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  3599] write(3, "1024 1048576 500 1024", 21) = 21
[pid  3599] close(3)                    = 0
[pid  3599] getpid()                    = 1
[pid  3599] 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  3599] 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  3599] unshare(CLONE_NEWNET)       = 0
[pid  3599] mkdir("/dev/binderfs", 0777) = 0
[pid  3599] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid  3599] getpid()                    = 1
[pid  3599] mkdir("/syzcgroup/unified/syz0", 0777) = 0
[pid  3599] openat(AT_FDCWD, "/syzcgroup/unified/syz0/pids.max", O_WRONLY|O_CLOEXEC) = 3
[pid  3599] write(3, "32", 2)           = 2
[pid  3599] close(3)                    = 0
[pid  3599] openat(AT_FDCWD, "/syzcgroup/unified/syz0/memory.low", O_WRONLY|O_CLOEXEC) = 3
[pid  3599] write(3, "312475648", 9)    = 9
[pid  3599] close(3)                    = 0
[pid  3599] openat(AT_FDCWD, "/syzcgroup/unified/syz0/memory.high", O_WRONLY|O_CLOEXEC) = 3
[pid  3599] write(3, "313524224", 9)    = 9
[pid  3599] close(3)                    = 0
[pid  3599] openat(AT_FDCWD, "/syzcgroup/unified/syz0/memory.max", O_WRONLY|O_CLOEXEC) = 3
[pid  3599] write(3, "314572800", 9)    = 9
[pid  3599] close(3)                    = 0
[pid  3599] openat(AT_FDCWD, "/syzcgroup/unified/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3
[pid  3599] write(3, "1", 1)            = 1
[pid  3599] close(3)                    = 0
[pid  3599] mkdir("/syzcgroup/cpu/syz0", 0777) = 0
[pid  3599] openat(AT_FDCWD, "/syzcgroup/cpu/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3
[pid  3599] write(3, "1", 1)            = 1
[pid  3599] close(3)                    = 0
[pid  3599] mkdir("/syzcgroup/net/syz0", 0777) = 0
[pid  3599] openat(AT_FDCWD, "/syzcgroup/net/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3
[pid  3599] write(3, "1", 1)            = 1
[pid  3599] close(3)                    = 0
[pid  3599] mkdir("./0", 0777)          = 0
[pid  3599] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555561895d0) = 2
./strace-static-x86_64: Process 3600 attached
[pid  3600] chdir("./0")                = 0
[pid  3600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3600] setpgid(0, 0)               = 0
[pid  3600] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0
[pid  3600] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0
[pid  3600] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0
[pid  3600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3600] write(3, "1000", 4)         = 4
[pid  3600] close(3)                    = 0
[pid  3600] symlink("/dev/binderfs", "./binderfs") = 0
[pid  3600] openat(AT_FDCWD, "/dev/uinput", O_RDONLY) = 3
[pid  3600] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_CGROUP_SYSCTL, insn_cnt=3, insns=0x20000240, license="syzkaller", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 128) = 4
[pid  3600] openat(AT_FDCWD, "./cgroup", O_RDONLY) = 5
[pid  3600] bpf(BPF_LINK_CREATE, {link_create={prog_fd=4, target_fd=5, attach_type=BPF_CGROUP_SYSCTL, flags=0}}, 16) = 6
[pid  3600] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_CGROUP_SYSCTL, insn_cnt=3, insns=0x20000240, license="syzkaller", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 128) = 7
[pid  3600] openat(AT_FDCWD, "./cgroup", O_RDONLY) = 8
[pid  3600] bpf(BPF_LINK_CREATE, {link_create={prog_fd=7, target_fd=8, attach_type=BPF_CGROUP_SYSCTL, flags=0}}, 16) = 9
[pid  3600] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 10
[pid  3600] write(10, "1", 1)           = 1
[   44.608881][ T3600] FAULT_INJECTION: forcing a failure.
[   44.608881][ T3600] name failslab, interval 1, probability 0, space 0, times 1
[   44.622379][ T3600] CPU: 1 PID: 3600 Comm: syz-executor512 Not tainted 5.18.0-rc6-syzkaller-00009-gfeb9c5e19e91 #0
[   44.632873][ T3600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   44.642933][ T3600] Call Trace:
[   44.646206][ T3600]  <TASK>
[   44.649125][ T3600]  dump_stack_lvl+0x1e3/0x2cb
[   44.653808][ T3600]  ? bfq_pos_tree_add_move+0x436/0x436
[   44.659347][ T3600]  ? panic+0x76e/0x76e
[   44.663423][ T3600]  ? __might_sleep+0xc0/0xc0
[   44.668011][ T3600]  should_fail+0x384/0x4b0
[   44.672426][ T3600]  ? compute_effective_progs+0x2aa/0x630
[   44.678053][ T3600]  should_failslab+0x5/0x20
[   44.682560][ T3600]  __kmalloc+0x8b/0x370
[   44.686805][ T3600]  compute_effective_progs+0x2aa/0x630
[   44.692259][ T3600]  update_effective_progs+0x62/0x240
[   44.697535][ T3600]  __cgroup_bpf_detach+0x2de/0x530
[   44.702639][ T3600]  bpf_cgroup_link_release+0x91/0x1b0
[   44.707996][ T3600]  ? local_lock_release+0x170/0x170
[   44.713177][ T3600]  bpf_link_put+0x21d/0x2b0
[   44.717668][ T3600]  bpf_link_release+0x37/0x40
[   44.722337][ T3600]  __fput+0x3b9/0x820
[   44.726325][ T3600]  task_work_run+0x146/0x1c0
[   44.730917][ T3600]  ptrace_notify+0x29f/0x350
[   44.735509][ T3600]  ? do_notify_parent+0xe60/0xe60
[   44.740528][ T3600]  ? __close_range+0x3d7/0x730
[   44.745299][ T3600]  ? pick_file+0x1f0/0x1f0
[   44.749708][ T3600]  syscall_exit_work+0x8c/0xe0
[   44.754462][ T3600]  syscall_exit_to_user_mode_prepare+0x62/0x80
[   44.760603][ T3600]  syscall_exit_to_user_mode+0xa/0x70
[   44.765979][ T3600]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[   44.771890][ T3600] RIP: 0033:0x7fcdaa11f199
[   44.776295][ T3600] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 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 c0 ff ff ff f7 d8 64 89 01 48
[   44.795887][ T3600] RSP: 002b:00007ffdb55b92a8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
[   44.804288][ T3600] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fcdaa11f199
[   44.812243][ T3600] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000003
[   44.820199][ T3600] RBP: 00007ffdb55b92d0 R08: 0000000000000001 R09: 00007ffdb55b92e0
[   44.828156][ T3600] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000a
[   44.836111][ T3600] R13: 00007ffdb55b92f0 R14: 00007ffdb55b9330 R15: 0000000000000000
[   44.844079][ T3600]  </TASK>
[   44.850300][ T3600] ------------[ cut here ]------------
[   44.855746][ T3600] WARNING: CPU: 1 PID: 3600 at kernel/bpf/cgroup.c:900 bpf_cgroup_link_release+0x157/0x1b0
[   44.866022][ T3600] Modules linked in:
[   44.870533][ T3600] CPU: 1 PID: 3600 Comm: syz-executor512 Not tainted 5.18.0-rc6-syzkaller-00009-gfeb9c5e19e91 #0
[   44.881252][ T3600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   44.891543][ T3600] RIP: 0010:bpf_cgroup_link_release+0x157/0x1b0
[   44.897783][ T3600] Code: fa de ff 48 c7 c7 00 1a b4 8c 5b 41 5c 41 5e 41 5f 5d e9 2c 84 7d 08 e8 e7 f9 de ff 5b 41 5c 41 5e 41 5f 5d c3 e8 d9 f9 de ff <0f> 0b 42 80 7c 25 00 00 0f 85 4e ff ff ff e9 51 ff ff ff 89 f9 80
[   44.917745][ T3600] RSP: 0018:ffffc90002f1fcc8 EFLAGS: 00010293
[   44.924073][ T3600] RAX: ffffffff81a71b47 RBX: ffff888024898d68 RCX: ffff88801a35d880
[   44.932259][ T3600] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000
[   44.940385][ T3600] RBP: 1ffff110049131ad R08: ffffffff81a71a8d R09: fffffbfff197fc8b
[   44.948367][ T3600] R10: fffffbfff197fc8b R11: 1ffffffff197fc8a R12: dffffc0000000000
[   44.956571][ T3600] R13: ffffffff8a961ba0 R14: 00000000fffffff4 R15: ffff8880216ae000
[   44.964721][ T3600] FS:  0000555556189300(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
[   44.973836][ T3600] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.980796][ T3600] CR2: 00007fcdaa191140 CR3: 000000001bb52000 CR4: 00000000003506e0
[   44.988774][ T3600] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   44.997349][ T3600] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   45.005482][ T3600] Call Trace:
[   45.008774][ T3600]  <TASK>
[   45.011916][ T3600]  ? local_lock_release+0x170/0x170
[   45.017121][ T3600]  bpf_link_put+0x21d/0x2b0
[   45.021832][ T3600]  bpf_link_release+0x37/0x40
[   45.026518][ T3600]  __fput+0x3b9/0x820
[   45.030706][ T3600]  task_work_run+0x146/0x1c0
[   45.035315][ T3600]  ptrace_notify+0x29f/0x350
[   45.040058][ T3600]  ? do_notify_parent+0xe60/0xe60
[   45.045079][ T3600]  ? __close_range+0x3d7/0x730
[   45.049922][ T3600]  ? pick_file+0x1f0/0x1f0
[   45.054341][ T3600]  syscall_exit_work+0x8c/0xe0
[   45.059173][ T3600]  syscall_exit_to_user_mode_prepare+0x62/0x80
[   45.065326][ T3600]  syscall_exit_to_user_mode+0xa/0x70
[   45.070753][ T3600]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[   45.076649][ T3600] RIP: 0033:0x7fcdaa11f199
[   45.081115][ T3600] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 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 c0 ff ff ff f7 d8 64 89 01 48
[   45.100977][ T3600] RSP: 002b:00007ffdb55b92a8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
[   45.109429][ T3600] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fcdaa11f199
[   45.117636][ T3600] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000003
[   45.125663][ T3600] RBP: 00007ffdb55b92d0 R08: 0000000000000001 R09: 00007ffdb55b92e0
[   45.133670][ T3600] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000a
[   45.141692][ T3600] R13: 00007ffdb55b92f0 R14: 00007ffdb55b9330 R15: 0000000000000000
[   45.149693][ T3600]  </TASK>
[   45.152705][ T3600] Kernel panic - not syncing: panic_on_warn set ...
[   45.159264][ T3600] CPU: 1 PID: 3600 Comm: syz-executor512 Not tainted 5.18.0-rc6-syzkaller-00009-gfeb9c5e19e91 #0
[   45.169751][ T3600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   45.179798][ T3600] Call Trace:
[   45.183068][ T3600]  <TASK>
[   45.185983][ T3600]  dump_stack_lvl+0x1e3/0x2cb
[   45.190653][ T3600]  ? bfq_pos_tree_add_move+0x436/0x436
[   45.196105][ T3600]  ? panic+0x76e/0x76e
[   45.200160][ T3600]  ? vscnprintf+0x59/0x80
[   45.204470][ T3600]  ? bpf_cgroup_link_release+0x110/0x1b0
[   45.210093][ T3600]  panic+0x312/0x76e
[   45.213978][ T3600]  ? __warn+0x131/0x220
[   45.218142][ T3600]  ? fb_is_primary_device+0xcc/0xcc
[   45.223335][ T3600]  ? bpf_cgroup_link_release+0x157/0x1b0
[   45.228950][ T3600]  __warn+0x1fa/0x220
[   45.232926][ T3600]  ? bpf_cgroup_link_release+0x157/0x1b0
[   45.238559][ T3600]  report_bug+0x1b1/0x2e0
[   45.242908][ T3600]  handle_bug+0x3d/0x70
[   45.247066][ T3600]  exc_invalid_op+0x16/0x40
[   45.251573][ T3600]  asm_exc_invalid_op+0x12/0x20
[   45.256420][ T3600] RIP: 0010:bpf_cgroup_link_release+0x157/0x1b0
[   45.262642][ T3600] Code: fa de ff 48 c7 c7 00 1a b4 8c 5b 41 5c 41 5e 41 5f 5d e9 2c 84 7d 08 e8 e7 f9 de ff 5b 41 5c 41 5e 41 5f 5d c3 e8 d9 f9 de ff <0f> 0b 42 80 7c 25 00 00 0f 85 4e ff ff ff e9 51 ff ff ff 89 f9 80
[   45.282228][ T3600] RSP: 0018:ffffc90002f1fcc8 EFLAGS: 00010293
[   45.288280][ T3600] RAX: ffffffff81a71b47 RBX: ffff888024898d68 RCX: ffff88801a35d880
[   45.296240][ T3600] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000
[   45.304207][ T3600] RBP: 1ffff110049131ad R08: ffffffff81a71a8d R09: fffffbfff197fc8b
[   45.312170][ T3600] R10: fffffbfff197fc8b R11: 1ffffffff197fc8a R12: dffffc0000000000
[   45.320135][ T3600] R13: ffffffff8a961ba0 R14: 00000000fffffff4 R15: ffff8880216ae000
[   45.328096][ T3600]  ? bpf_cgroup_link_release+0x9d/0x1b0
[   45.333634][ T3600]  ? bpf_cgroup_link_release+0x157/0x1b0
[   45.339282][ T3600]  ? bpf_cgroup_link_release+0x157/0x1b0
[   45.344923][ T3600]  ? local_lock_release+0x170/0x170
[   45.350120][ T3600]  bpf_link_put+0x21d/0x2b0
[   45.354609][ T3600]  bpf_link_release+0x37/0x40
[   45.359282][ T3600]  __fput+0x3b9/0x820
[   45.363258][ T3600]  task_work_run+0x146/0x1c0
[   45.367835][ T3600]  ptrace_notify+0x29f/0x350
[   45.372408][ T3600]  ? do_notify_parent+0xe60/0xe60
[   45.377413][ T3600]  ? __close_range+0x3d7/0x730
[   45.382162][ T3600]  ? pick_file+0x1f0/0x1f0
[   45.386563][ T3600]  syscall_exit_work+0x8c/0xe0
[   45.391316][ T3600]  syscall_exit_to_user_mode_prepare+0x62/0x80
[   45.397482][ T3600]  syscall_exit_to_user_mode+0xa/0x70
[   45.402842][ T3600]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[   45.408736][ T3600] RIP: 0033:0x7fcdaa11f199
[   45.413144][ T3600] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 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 c0 ff ff ff f7 d8 64 89 01 48
[   45.432729][ T3600] RSP: 002b:00007ffdb55b92a8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
[   45.441128][ T3600] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fcdaa11f199
[   45.449085][ T3600] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000003
[   45.457051][ T3600] RBP: 00007ffdb55b92d0 R08: 0000000000000001 R09: 00007ffdb55b92e0
[   45.465013][ T3600] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000a
[   45.472980][ T3600] R13: 00007ffdb55b92f0 R14: 00007ffdb55b9330 R15: 0000000000000000
[   45.480959][ T3600]  </TASK>
[   45.484246][ T3600] Kernel Offset: disabled
[   45.488643][ T3600] Rebooting in 86400 seconds..