./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor46706488

<...>
Warning: Permanently added '10.128.10.0' (ECDSA) to the list of known hosts.
execve("./syz-executor46706488", ["./syz-executor46706488"], 0x7ffc93b4f830 /* 10 vars */) = 0
brk(NULL)                               = 0x555555aaa000
brk(0x555555aaac40)                     = 0x555555aaac40
arch_prctl(ARCH_SET_FS, 0x555555aaa300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor46706488", 4096) = 26
brk(0x555555acbc40)                     = 0x555555acbc40
brk(0x555555acc000)                     = 0x555555acc000
mprotect(0x7f17e8076000, 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./strace-static-x86_64: Process 5077 attached
, child_tidptr=0x555555aaa5d0) = 5077
[pid  5077] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid  5077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5077] setsid()                    = 1
[pid  5077] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  5077] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  5077] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  5077] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  5077] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid  5077] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  5077] unshare(CLONE_NEWNS)        = 0
[pid  5077] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  5077] unshare(CLONE_NEWIPC)       = 0
[pid  5077] unshare(CLONE_NEWCGROUP)    = 0
[pid  5077] unshare(CLONE_NEWUTS)       = 0
[pid  5077] unshare(CLONE_SYSVSEM)      = 0
[pid  5077] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5077] write(3, "16777216", 8)     = 8
[pid  5077] close(3)                    = 0
[pid  5077] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  5077] write(3, "536870912", 9)    = 9
[pid  5077] close(3)                    = 0
[pid  5077] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5077] write(3, "1024", 4)         = 4
[pid  5077] close(3)                    = 0
[pid  5077] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5077] write(3, "8192", 4)         = 4
[pid  5077] close(3)                    = 0
[pid  5077] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5077] write(3, "1024", 4)         = 4
[pid  5077] close(3)                    = 0
[pid  5077] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  5077] write(3, "1024", 4)         = 4
[pid  5077] close(3)                    = 0
[pid  5077] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  5077] write(3, "1024 1048576 500 1024", 21) = 21
[pid  5077] close(3)                    = 0
[pid  5077] getpid()                    = 1
[pid  5077] 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  5077] 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  5077] unshare(CLONE_NEWNET)       = 0
[pid  5077] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid  5077] write(3, "0 65535", 7)      = 7
[pid  5077] close(3)                    = 0
[pid  5077] mkdir("/dev/binderfs", 0777) = 0
[pid  5077] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid  5077] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5077] memfd_create("syzkaller", 0) = 3
[pid  5077] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f17dfbbb000
[pid  5077] write(3, "\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\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\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\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"..., 32768) = 32768
[pid  5077] munmap(0x7f17dfbbb000, 32768) = 0
[pid  5077] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid  5077] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5077] close(3)                    = 0
[pid  5077] mkdir("./file0", 0777)      = 0
[pid  5077] mount("/dev/loop0", "./file0", "hfs", MS_REC, "") = 0
[pid  5077] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5077] chdir("./file0")            = 0
[pid  5077] ioctl(4, LOOP_CLR_FD)       = 0
[pid  5077] close(4)                    = 0
[pid  5077] openat(AT_FDCWD, "cpuacct.usage_percpu_user", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4
[pid  5077] exit_group(1)               = ?
syzkaller login: [   66.097038][ T5077] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5077 'syz-executor467'
[   66.111744][ T5077] loop0: detected capacity change from 0 to 64
[   66.160672][   T46] ------------[ cut here ]------------
[   66.166394][   T46] kernel BUG at fs/hfs/inode.c:446!
[   66.172521][   T46] invalid opcode: 0000 [#1] PREEMPT SMP KASAN
[   66.178622][   T46] CPU: 0 PID: 46 Comm: kworker/u4:3 Not tainted 6.3.0-rc2-syzkaller-00363-g478a351ce0d6 #0
[   66.188610][   T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
[   66.198672][   T46] Workqueue: writeback wb_workfn (flush-7:0)
[   66.204686][   T46] RIP: 0010:hfs_write_inode+0xeb4/0xec0
[   66.210264][   T46] Code: ff e9 88 fb ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 9d fb ff ff e8 0b d8 7e ff e9 93 fb ff ff e8 c1 15 3f 08 e8 9c 26 29 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 41 57 41 56 41 54
[   66.229908][   T46] RSP: 0018:ffffc90000b77380 EFLAGS: 00010293
[   66.236264][   T46] RAX: ffffffff82614684 RBX: 0000000000000000 RCX: ffff888017dfba80
[   66.245809][   T46] RDX: 0000000000000000 RSI: ffffffff8d116760 RDI: 0000000000000000
[   66.253876][   T46] RBP: ffffc90000b77510 R08: 0000000000000007 R09: ffffffff8261392e
[   66.261857][   T46] R10: 0000000000000003 R11: ffff888017dfba80 R12: 1ffff9200016ee74
[   66.270007][   T46] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88801a970158
[   66.277987][   T46] FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[   66.286923][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.293730][   T46] CR2: 0000557be3923f28 CR3: 000000002be47000 CR4: 00000000003506f0
[   66.301725][   T46] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   66.309814][   T46] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   66.317792][   T46] Call Trace:
[   66.321090][   T46]  <TASK>
[   66.324027][   T46]  ? hfs_inode_write_fork+0x1a0/0x1a0
[   66.329415][   T46]  ? __writeback_single_inode+0x4ac/0xfb0
[   66.335154][   T46]  ? do_raw_spin_unlock+0x13b/0x8b0
[   66.340367][   T46]  __writeback_single_inode+0x69b/0xfb0
[   66.345937][   T46]  writeback_sb_inodes+0x8ef/0x11d0
[   66.351183][   T46]  ? queue_io+0x570/0x570
[   66.355543][   T46]  ? __writeback_inodes_wb+0x260/0x260
[   66.361109][   T46]  ? queue_io+0x3d5/0x570
[   66.365454][   T46]  wb_writeback+0x458/0xc70
[   66.369996][   T46]  ? rcu_lock_release+0x30/0x30
[   66.375307][   T46]  ? lockdep_hardirqs_on_prepare+0x43c/0x7a0
[   66.381402][   T46]  wb_workfn+0x400/0xff0
[   66.385672][   T46]  ? inode_wait_for_writeback+0x290/0x290
[   66.391495][   T46]  ? read_lock_is_recursive+0x20/0x20
[   66.396885][   T46]  ? lockdep_hardirqs_on_prepare+0x43c/0x7a0
[   66.402870][   T46]  ? print_irqtrace_events+0x220/0x220
[   66.408331][   T46]  ? _raw_spin_unlock_irqrestore+0xdd/0x140
[   66.414267][   T46]  process_one_work+0x8a0/0x10e0
[   66.419235][   T46]  ? worker_detach_from_pool+0x290/0x290
[   66.424905][   T46]  ? _raw_spin_lock_irqsave+0x120/0x120
[   66.430463][   T46]  ? kthread_data+0x52/0xc0
[   66.435060][   T46]  ? wq_worker_running+0x9b/0x1a0
[   66.440093][   T46]  worker_thread+0xa63/0x1210
[   66.444784][   T46]  ? _raw_spin_unlock+0x40/0x40
[   66.449651][   T46]  kthread+0x270/0x300
[   66.453754][   T46]  ? pr_cont_work+0x5e0/0x5e0
[   66.459744][   T46]  ? kthread_blkcg+0xd0/0xd0
[   66.464359][   T46]  ret_from_fork+0x1f/0x30
[   66.468832][   T46]  </TASK>
[   66.471856][   T46] Modules linked in:
[   66.478836][   T46] ---[ end trace 0000000000000000 ]---
[   66.484571][   T46] RIP: 0010:hfs_write_inode+0xeb4/0xec0
[   66.490214][   T46] Code: ff e9 88 fb ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 9d fb ff ff e8 0b d8 7e ff e9 93 fb ff ff e8 c1 15 3f 08 e8 9c 26 29 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 41 57 41 56 41 54
[   66.510156][   T46] RSP: 0018:ffffc90000b77380 EFLAGS: 00010293
[   66.516595][   T46] RAX: ffffffff82614684 RBX: 0000000000000000 RCX: ffff888017dfba80
[   66.524839][   T46] RDX: 0000000000000000 RSI: ffffffff8d116760 RDI: 0000000000000000
[   66.532861][   T46] RBP: ffffc90000b77510 R08: 0000000000000007 R09: ffffffff8261392e
[   66.541271][   T46] R10: 0000000000000003 R11: ffff888017dfba80 R12: 1ffff9200016ee74
[   66.549392][   T46] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88801a970158
[   66.557681][   T46] FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[   66.566881][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.573717][   T46] CR2: 0000557be3923f28 CR3: 0000000029035000 CR4: 00000000003506f0
[   66.581739][   T46] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   66.589804][   T46] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   66.597859][   T46] Kernel panic - not syncing: Fatal exception
[   66.604152][   T46] Kernel Offset: disabled
[   66.608498][   T46] Rebooting in 86400 seconds..