./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor240400162
<...>
Warning: Permanently added '10.128.1.145' (ED25519) to the list of known hosts.
execve("./syz-executor240400162", ["./syz-executor240400162"], 0x7ffcf1e895d0 /* 10 vars */) = 0
brk(NULL) = 0x555556987000
brk(0x555556987d00) = 0x555556987d00
arch_prctl(ARCH_SET_FS, 0x555556987380) = 0
set_tid_address(0x555556987650) = 5032
set_robust_list(0x555556987660, 24) = 0
rseq(0x555556987ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor240400162", 4096) = 27
getrandom("\xf2\x68\xf2\x02\xfc\x3d\x9c\x52", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555556987d00
brk(0x5555569a8d00) = 0x5555569a8d00
brk(0x5555569a9000) = 0x5555569a9000
mprotect(0x7f2c659e1000, 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 5033 attached
, child_tidptr=0x555556987650) = 5033
[pid 5033] set_robust_list(0x555556987660, 24) = 0
[pid 5033] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid 5033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5033] setsid() = 1
[pid 5033] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid 5033] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid 5033] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid 5033] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid 5033] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid 5033] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid 5033] unshare(CLONE_NEWNS) = 0
[pid 5033] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid 5033] unshare(CLONE_NEWIPC) = 0
[pid 5033] unshare(CLONE_NEWCGROUP) = 0
[pid 5033] unshare(CLONE_NEWUTS) = 0
[pid 5033] unshare(CLONE_SYSVSEM) = 0
[pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid 5033] write(3, "16777216", 8) = 8
[pid 5033] close(3) = 0
[pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid 5033] write(3, "536870912", 9) = 9
[pid 5033] close(3) = 0
[pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid 5033] write(3, "1024", 4) = 4
[pid 5033] close(3) = 0
[pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid 5033] write(3, "8192", 4) = 4
[pid 5033] close(3) = 0
[pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid 5033] write(3, "1024", 4) = 4
[pid 5033] close(3) = 0
[pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid 5033] write(3, "1024", 4) = 4
[pid 5033] close(3) = 0
[pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid 5033] write(3, "1024 1048576 500 1024", 21) = 21
[pid 5033] close(3) = 0
[pid 5033] getpid() = 1
[pid 5033] 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 5033] 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 5033] unshare(CLONE_NEWNET) = 0
[pid 5033] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid 5033] write(3, "0 65535", 7) = 7
[pid 5033] close(3) = 0
[pid 5033] mkdir("/dev/binderfs", 0777) = 0
[pid 5033] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid 5033] symlink("/dev/binderfs", "./binderfs") = 0
[pid 5033] memfd_create("syzkaller", 0) = 3
[pid 5033] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2c5d52e000
[pid 5033] 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"..., 524288) = 524288
[pid 5033] munmap(0x7f2c5d52e000, 524288) = 0
[pid 5033] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5033] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5033] close(3) = 0
[pid 5033] mkdir("./bus", 0777) = 0
[ 76.343315][ T5033] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5033 'syz-executor240'
[ 76.364953][ T5033] loop0: detected capacity change from 0 to 1024
[ 76.374860][ T5033] =======================================================
[ 76.374860][ T5033] WARNING: The mand mount option has been deprecated and
[pid 5033] mount("/dev/loop0", "./bus", "hfsplus", MS_SYNCHRONOUS|MS_MANDLOCK|MS_STRICTATIME, "") = 0
[pid 5033] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3
[pid 5033] chdir("./bus") = 0
[pid 5033] ioctl(4, LOOP_CLR_FD) = 0
[pid 5033] close(4) = 0
[pid 5033] creat("./bus", 000) = 4
[pid 5033] write(4, "\x74\x68\x72\x65\x61\x64\x65\x64\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\xbf\xbe\x5f\x45\x9e\xe8\xeb\x7d\xac\x6b\x8a\x69\x69\xc9\xe3\x16\x64\x7f\xbc\x6b\x44\x0b\x93\x6d\xbc\x8c\xba\x12\x5c\x73\x83\xbe\x74\xc3"..., 392007683) = 94208
[ 76.374860][ T5033] and is ignored by this kernel. Remove the mand
[ 76.374860][ T5033] option from the mount to silence this warning.
[ 76.374860][ T5033] =======================================================
[pid 5033] creat("./bus", 000) = 5
[pid 5033] exit_group(1) = ?
[ 76.481975][ T2863]
[ 76.484355][ T2863] ============================================
[ 76.490513][ T2863] WARNING: possible recursive locking detected
[ 76.496679][ T2863] 6.5.0-rc1-next-20230714-syzkaller #0 Not tainted
[ 76.503202][ T2863] --------------------------------------------
[ 76.509365][ T2863] kworker/u4:5/2863 is trying to acquire lock:
[ 76.515526][ T2863] ffff88807ef2c0b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x16d/0x200
[ 76.525251][ T2863]
[ 76.525251][ T2863] but task is already holding lock:
[ 76.532623][ T2863] ffff88807ef2c0b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x16d/0x200
[ 76.542329][ T2863]
[ 76.542329][ T2863] other info that might help us debug this:
[ 76.550393][ T2863] Possible unsafe locking scenario:
[ 76.550393][ T2863]
[ 76.557958][ T2863] CPU0
[ 76.561254][ T2863] ----
[ 76.564546][ T2863] lock(&tree->tree_lock/1);
[ 76.569245][ T2863] lock(&tree->tree_lock/1);
[ 76.573944][ T2863]
[ 76.573944][ T2863] *** DEADLOCK ***
[ 76.573944][ T2863]
[ 76.582088][ T2863] May be due to missing lock nesting notation
[ 76.582088][ T2863]
[ 76.590416][ T2863] 5 locks held by kworker/u4:5/2863:
[ 76.595727][ T2863] #0: ffff888144e76138 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x96a/0x16f0
[ 76.606387][ T2863] #1: ffffc9000c5bfd80 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x99e/0x16f0
[ 76.618256][ T2863] #2: ffff88807e042548 (&hip->extents_lock){+.+.}-{3:3}, at: hfsplus_ext_write_extent+0x82/0x200
[ 76.628909][ T2863] #3: ffff88807ef2c0b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x16d/0x200
[ 76.639053][ T2863] #4: ffff88807e040108 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{3:3}, at: hfsplus_file_extend+0x1c5/0xf90
[ 76.650485][ T2863]
[ 76.650485][ T2863] stack backtrace:
[ 76.656375][ T2863] CPU: 0 PID: 2863 Comm: kworker/u4:5 Not tainted 6.5.0-rc1-next-20230714-syzkaller #0
[ 76.666019][ T2863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023
[ 76.676090][ T2863] Workqueue: writeback wb_workfn (flush-7:0)
[ 76.682112][ T2863] Call Trace:
[ 76.685422][ T2863] <TASK>
[ 76.688373][ T2863] dump_stack_lvl+0xd9/0x1b0
[ 76.693016][ T2863] __lock_acquire+0x2971/0x5de0
[ 76.697923][ T2863] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 76.703953][ T2863] ? _raw_spin_unlock_irqrestore+0x3b/0x70
[ 76.709792][ T2863] ? __stack_depot_save+0x247/0x510
[ 76.715137][ T2863] lock_acquire+0x1ae/0x510
[ 76.719671][ T2863] ? hfsplus_find_init+0x16d/0x200
[ 76.724812][ T2863] ? lock_sync+0x190/0x190
[ 76.729260][ T2863] ? ret_from_fork_asm+0x11/0x20
[ 76.734240][ T2863] ? preempt_count_sub+0x150/0x150
[ 76.739404][ T2863] __mutex_lock+0x181/0x1340
[ 76.744039][ T2863] ? hfsplus_find_init+0x16d/0x200
[ 76.749198][ T2863] ? hfsplus_find_init+0x16d/0x200
[ 76.754350][ T2863] ? mutex_lock_io_nested+0x11a0/0x11a0
[ 76.759941][ T2863] ? kasan_set_track+0x25/0x30
[ 76.764744][ T2863] ? hfsplus_find_init+0x16d/0x200
[ 76.769885][ T2863] hfsplus_find_init+0x16d/0x200
[ 76.774858][ T2863] hfsplus_ext_read_extent+0x199/0xb00
[ 76.780344][ T2863] ? _raw_spin_unlock+0x28/0x40
[ 76.785218][ T2863] ? hfsplus_free_extents+0x510/0x510
[ 76.790619][ T2863] ? rcu_is_watching+0x12/0xb0
[ 76.795418][ T2863] hfsplus_file_extend+0x699/0xf90
[ 76.800558][ T2863] ? hfsplus_free_fork+0x820/0x820
[ 76.805694][ T2863] ? hfsplus_find_init+0x16d/0x200
[ 76.810920][ T2863] ? hfsplus_brec_find+0x3e8/0x520
[ 76.816076][ T2863] ? hfsplus_brec_remove+0x4f0/0x4f0
[ 76.821406][ T2863] hfsplus_bmap_reserve+0x318/0x410
[ 76.826645][ T2863] __hfsplus_ext_write_extent+0x470/0x5e0
[ 76.832395][ T2863] hfsplus_ext_write_extent+0x1c5/0x200
[ 76.837969][ T2863] ? hfsplus_ext_cmp_key+0x300/0x300
[ 76.843285][ T2863] ? reacquire_held_locks+0x4b0/0x4b0
[ 76.848687][ T2863] ? do_raw_spin_lock+0x12e/0x2b0
[ 76.853762][ T2863] hfsplus_write_inode+0x22/0x4f0
[ 76.858811][ T2863] __writeback_single_inode+0xa81/0xe70
[ 76.864391][ T2863] ? __mark_inode_dirty+0xd50/0xd50
[ 76.869620][ T2863] ? _raw_spin_unlock+0x28/0x40
[ 76.874488][ T2863] ? wbc_attach_and_unlock_inode+0x568/0x910
[ 76.880506][ T2863] writeback_sb_inodes+0x599/0x1010
[ 76.885746][ T2863] ? sync_inode_metadata+0xe0/0xe0
[ 76.890896][ T2863] ? rcu_is_watching+0x12/0xb0
[ 76.895693][ T2863] ? queue_io+0x3ed/0x4e0
[ 76.900055][ T2863] wb_writeback+0x2a5/0xa90
[ 76.904592][ T2863] ? __writeback_inodes_wb+0x2d0/0x2d0
[ 76.910083][ T2863] ? reacquire_held_locks+0x4b0/0x4b0
[ 76.915488][ T2863] ? mark_held_locks+0x9f/0xe0
[ 76.920291][ T2863] wb_workfn+0x29c/0xfd0
[ 76.924569][ T2863] ? inode_wait_for_writeback+0x30/0x30
[ 76.930152][ T2863] ? lock_sync+0x190/0x190
[ 76.934599][ T2863] ? reacquire_held_locks+0x4b0/0x4b0
[ 76.940037][ T2863] ? spin_bug+0x1d0/0x1d0
[ 76.944440][ T2863] process_one_work+0xaa2/0x16f0
[ 76.949410][ T2863] ? lock_sync+0x190/0x190
[ 76.953852][ T2863] ? pwq_dec_nr_in_flight+0x2a0/0x2a0
[ 76.959268][ T2863] ? spin_bug+0x1d0/0x1d0
[ 76.963631][ T2863] worker_thread+0x687/0x1110
[ 76.968337][ T2863] ? __kthread_parkme+0x152/0x220
[ 76.973379][ T2863] ? process_one_work+0x16f0/0x16f0
[ 76.978604][ T2863] kthread+0x33a/0x430
[ 76.982695][ T2863] ? kthread_complete_and_exit+0x40/0x40
[ 76.988349][ T2863] ret_from_fork+0x2c/0x70
[ 76.992809][ T2863] ? kthread_complete_and_exit+0x40/0x40
[ 76.998465][ T2863] ret_from_fork_asm+0x11/0x20
[ 77.003265][ T2863] RIP: 0000:0x0
[ 77.006743][ T2863] Code: Unable to access opcode bytes at 0xffffffffffffffd6.
[ 77.014115][ T2863] RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
[ 77.022546][ T2863] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 77.030535][ T2863] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 77.038525][ T2863] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 77.046508][ T2863] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 77.054498][ T2863] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 77.062497][ T2863] </TASK>