./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3929294015

<...>
Warning: Permanently added '10.128.1.43' (ED25519) to the list of known hosts.
execve("./syz-executor3929294015", ["./syz-executor3929294015"], 0x7fffa1ffe770 /* 10 vars */) = 0
brk(NULL)                               = 0x55555c6fa000
brk(0x55555c6fad00)                     = 0x55555c6fad00
arch_prctl(ARCH_SET_FS, 0x55555c6fa380) = 0
set_tid_address(0x55555c6fa650)         = 5822
set_robust_list(0x55555c6fa660, 24)     = 0
rseq(0x55555c6faca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3929294015", 4096) = 28
getrandom("\xff\x2f\x5d\x7f\xf4\x10\x1b\x6d", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x55555c6fad00
brk(0x55555c71bd00)                     = 0x55555c71bd00
brk(0x55555c71c000)                     = 0x55555c71c000
mprotect(0x7fda6eb91000, 16384, PROT_READ) = 0
mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000
mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000
mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5823 attached
, child_tidptr=0x55555c6fa650) = 5823
[pid  5823] set_robust_list(0x55555c6fa660, 24) = 0
[pid  5823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5823] getppid()                   = 0
[pid  5823] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  5823] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  5823] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  5823] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  5823] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid  5823] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  5823] unshare(CLONE_NEWNS)        = 0
[pid  5823] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  5823] unshare(CLONE_NEWIPC)       = 0
[pid  5823] unshare(CLONE_NEWCGROUP)    = 0
[pid  5823] unshare(CLONE_NEWUTS)       = 0
[pid  5823] unshare(CLONE_SYSVSEM)      = 0
[pid  5823] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5823] write(3, "16777216", 8)     = 8
[pid  5823] close(3)                    = 0
[pid  5823] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  5823] write(3, "536870912", 9)    = 9
[pid  5823] close(3)                    = 0
[pid  5823] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5823] write(3, "1024", 4)         = 4
[pid  5823] close(3)                    = 0
[pid  5823] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5823] write(3, "8192", 4)         = 4
[pid  5823] close(3)                    = 0
[pid  5823] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5823] write(3, "1024", 4)         = 4
[pid  5823] close(3)                    = 0
[pid  5823] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  5823] write(3, "1024", 4)         = 4
[pid  5823] close(3)                    = 0
[pid  5823] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  5823] write(3, "1024 1048576 500 1024", 21) = 21
[pid  5823] close(3)                    = 0
[pid  5823] getpid()                    = 1
[pid  5823] 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  5823] 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  5823] unshare(CLONE_NEWNET)       = 0
[pid  5823] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid  5823] write(3, "0 65535", 7)      = 7
[pid  5823] close(3)                    = 0
[pid  5823] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid  5823] write(3, "100000", 6)       = 6
[pid  5823] close(3)                    = 0
[pid  5823] mkdir("./syz-tmp", 0777)    = 0
[pid  5823] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid  5823] mkdir("./syz-tmp/newroot", 0777) = 0
[pid  5823] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid  5823] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5823] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid  5823] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid  5823] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid  5823] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid  5823] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid  5823] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid  5823] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5823] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5823] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5823] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5823] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0
[pid  5823] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid  5823] mkdir("./syz-tmp/pivot", 0777) = 0
[pid  5823] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid  5823] chdir("/")                  = 0
[pid  5823] umount2("./pivot", MNT_DETACH) = 0
[pid  5823] chroot("./newroot")         = 0
[pid  5823] chdir("/")                  = 0
[pid  5823] mkdir("/dev/gadgetfs", 0777) = 0
[pid  5823] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = 0
[pid  5823] mkdir("/dev/binderfs", 0777) = 0
[pid  5823] mount("binder", "/dev/binderfs", "binder", 0, NULL) = -1 ENODEV (No such device)
[pid  5823] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5823] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid  5823] write(1, "executing program\n", 18executing program
) = 18
[pid  5823] memfd_create("syzkaller", 0) = 3
[pid  5823] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fda66600000
[pid  5823] 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"..., 262144) = 262144
[pid  5823] munmap(0x7fda66600000, 138412032) = 0
[pid  5823] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid  5823] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5823] close(3)                    = 0
[pid  5823] close(4)                    = 0
[pid  5823] mkdir("./file0", 0777)      = 0
[   81.452236][ T5823] loop0: detected capacity change from 0 to 512
[   81.471572][ T5823] EXT4-fs: Ignoring removed bh option
[   81.480501][ T5823] EXT4-fs (loop0): mounting ext3 file system using the ext4 subsystem
[   81.496840][ T5823] EXT4-fs (loop0): 1 truncate cleaned up
[pid  5823] mount("/dev/loop0", "./file0", "ext3", MS_SILENT|MS_STRICTATIME|MS_LAZYTIME, "quota,resgid=0x000000000000ee00,bh,noload,data_err=ignore,noload,,errors=continue") = 0
[pid  5823] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5823] chdir("./file0")            = 0
[pid  5823] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid  5823] mount(NULL, "./file0", "afs", 0, "dyn,") = 0
[pid  5823] chdir("./file0")            = 0
[pid  5823] lstat("./file1", NULL)      = -1 EFAULT (Bad address)
[pid  5823] open(".", O_RDONLY)         = 4
[   81.503169][ T5823] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback.
[   81.528950][ T5823] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:321
[   81.539839][ T5823] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 5823, name: syz-executor392
[   81.550131][ T5823] preempt_count: 0, expected: 0
[   81.555283][ T5823] RCU nest depth: 1, expected: 0
[   81.560249][ T5823] 4 locks held by syz-executor392/5823:
[   81.566168][ T5823]  #0: ffff8880358b3278 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x247/0x310
[   81.575566][ T5823]  #1: ffff88807bce8148 (&type->i_mutex_dir_key#7){.+.+}-{4:4}, at: iterate_dir+0x4a6/0x760
[   81.586037][ T5823]  #2: ffffffff8eb3a760 (rcu_read_lock){....}-{1:3}, at: afs_dynroot_readdir+0x466/0xbe0
[pid  5823] getdents(4, 0x200000001fc0 /* 4 entries */, 184) = 112
[   81.596210][ T5823]  #3: ffff888033140ba0 (&mm->mmap_lock){++++}-{4:4}, at: lock_mm_and_find_vma+0x32/0x2f0
[   81.606528][ T5823] CPU: 1 UID: 0 PID: 5823 Comm: syz-executor392 Not tainted 6.14.0-syzkaller-01103-g2df0c02dab82 #0 PREEMPT(full) 
[   81.606555][ T5823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[   81.606572][ T5823] Call Trace:
[   81.606579][ T5823]  <TASK>
[   81.606588][ T5823]  dump_stack_lvl+0x241/0x360
[   81.606617][ T5823]  ? __pfx_dump_stack_lvl+0x10/0x10
[   81.606654][ T5823]  __might_resched+0x558/0x6c0
[   81.606688][ T5823]  ? down_read_trylock+0xd5/0x3c0
[   81.606709][ T5823]  ? __pfx___might_resched+0x10/0x10
[   81.606747][ T5823]  ? __alloc_frozen_pages_noprof+0x181/0x7b0
[   81.606778][ T5823]  prepare_alloc_pages+0x1cc/0x5c0
[   81.606809][ T5823]  __alloc_frozen_pages_noprof+0x181/0x7b0
[   81.606839][ T5823]  ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[   81.606881][ T5823]  alloc_pages_mpol+0x339/0x690
[   81.606917][ T5823]  ? __pfx_alloc_pages_mpol+0x10/0x10
[   81.606956][ T5823]  vma_alloc_folio_noprof+0x12d/0x260
[   81.606990][ T5823]  ? __pfx_vma_alloc_folio_noprof+0x10/0x10
[   81.607030][ T5823]  folio_prealloc+0x2e/0x170
[   81.607055][ T5823]  __handle_mm_fault+0x32e8/0x6ef0
[   81.607099][ T5823]  ? __pfx___handle_mm_fault+0x10/0x10
[   81.607122][ T5823]  ? cgroup_rstat_updated+0x144/0xc40
[   81.607151][ T5823]  ? mtree_range_walk+0x700/0x8e0
[   81.607188][ T5823]  ? mt_find+0x28a/0x8f0
[   81.607214][ T5823]  ? mt_find+0x28a/0x8f0
[   81.607242][ T5823]  ? mt_find+0x699/0x8f0
[   81.607270][ T5823]  ? mt_find+0x28a/0x8f0
[   81.607319][ T5823]  ? __pfx_mt_find+0x10/0x10
[   81.607362][ T5823]  ? find_vma+0xfa/0x170
[   81.607383][ T5823]  ? __pfx_find_vma+0x10/0x10
[   81.607406][ T5823]  handle_mm_fault+0x2c1/0x7e0
[   81.607436][ T5823]  exc_page_fault+0x2bb/0x8b0
[   81.607467][ T5823]  asm_exc_page_fault+0x26/0x30
[   81.607487][ T5823] RIP: 0010:filldir+0x2c4/0x6a0
[   81.607517][ T5823] Code: 87 55 02 00 00 0f 01 cb 0f ae e8 48 8b 44 24 30 49 89 46 08 48 8b 4c 24 10 48 8b 44 24 60 48 89 01 48 8b 44 24 18 8b 6c 24 3c <66> 89 41 10 48 98 40 88 6c 01 ff 48 89 44 24 30 4d 63 f5 42 c6 44
[   81.607533][ T5823] RSP: 0018:ffffc90004127be0 EFLAGS: 00050283
[   81.607551][ T5823] RAX: 0000000000000020 RBX: 0000200000002010 RCX: 0000200000001ff0
[   81.607565][ T5823] RDX: 0000000000000000 RSI: 0000200000001fd8 RDI: 0000200000002010
[   81.607579][ T5823] RBP: 0000000000000004 R08: ffffffff8240768d R09: 1ffff1100fc73b40
[   81.607593][ T5823] R10: dffffc0000000000 R11: ffffed100fc73b41 R12: ffff888029ddf881
[   81.607608][ T5823] R13: 0000000000000005 R14: 0000200000001fd8 R15: 00007ffffffff000
[   81.607627][ T5823]  ? filldir+0x28d/0x6a0
[   81.607670][ T5823]  afs_dynroot_readdir+0x814/0xbe0
[   81.607697][ T5823]  ? __pfx___mutex_lock+0x10/0x10
[   81.607724][ T5823]  ? afs_dynroot_readdir+0x466/0xbe0
[   81.607750][ T5823]  ? __pfx_afs_dynroot_readdir+0x10/0x10
[   81.607783][ T5823]  iterate_dir+0x5a9/0x760
[   81.607815][ T5823]  __se_sys_getdents+0x1ff/0x4e0
[   81.607851][ T5823]  ? __pfx___se_sys_getdents+0x10/0x10
[   81.607878][ T5823]  ? __pfx_filldir+0x10/0x10
[   81.607919][ T5823]  do_syscall_64+0xf3/0x230
[   81.607947][ T5823]  ? clear_bhb_loop+0x45/0xa0
[   81.607971][ T5823]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   81.607991][ T5823] RIP: 0033:0x7fda6eb1ce59
[   81.608013][ T5823] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 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
[   81.608029][ T5823] RSP: 002b:00007ffda87e9678 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[   81.608072][ T5823] RAX: ffffffffffffffda RBX: 00002000000000c0 RCX: 00007fda6eb1ce59
[pid  5823] exit_group(1)               = ?
[   81.608087][ T5823] RDX: 00000000000000b8 RSI: 0000200000001fc0 RDI: 0000000000000004
[   81.608100][ T5823] RBP: 0030656c69662f2e R08: 0000000000000006 R09: 0000000000000006
[   81.608112][ T5823] R10: 0000000000000006 R11: 0000000000000246 R12: 00007fda6eb6b91c
[   81.608125][ T5823] R13: 00007fda6eb660c9 R14: 0000000000000001 R15: 0000000000000001
[   81.608150][ T5823]  </TASK>
[pid  5823] +++ exited with 1 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5823, si_uid=0, si_status=1, si_utime=0, si_stime=23 /* 0.23 s */} ---
exit_group(0)                           = ?
+++ exited with 0 +++
[   82.001818][ T5823] EXT4-fs (loop0): un