strace close(15) = 0 write(13, "\nStart-Date: 2021-12-02 06:56:5"..., 132) = 132 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0xf72d90a8) = 901 wait4(901, [{WIFEXITED(s) && WEXITSTATUS(s) == 0}], 0, NULL) = 901 --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=901, si_uid=0, si_status=0, si_utime=2, si_stime=2} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0xf72d90a8) = 902 wait4(902, [{WIFEXITED(s) && WEXITSTATUS(s) == 0}], 0, NULL) = 902 --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=902, si_uid=0, si_status=0, si_utime=2, si_stime=1} --- ioctl(0, TCGETS, {B38400 opost isig icanon echo ...}) = 0 openat(AT_FDCWD, "/dev/ptmx", O_RDWR|O_NOCTTY) = 15 statfs("/dev/pts", {f_type=DEVPTS_SUPER_MAGIC, f_bsize=4096, f_blocks=0, f_bfree=0, f_bavail=0, f_files=0, f_ffree=0, f_fsid={val=[0, 0]}, f_namelen=255, f_frsize=4096, f_flags=ST_VALID|ST_NOSUID|ST_NOEXEC|ST_RELATIME}) = 0 ioctl(15, TIOCSPTLCK, [0]) = 0 ioctl(15, TCGETS, {B38400 opost isig icanon echo ...}) = 0 ioctl(15, TIOCGPTN, [1]) = 0 stat64("/dev/pts/1", {st_mode=S_IFCHR|0620, st_rdev=makedev(0x88, 0x1), ...}) = 0 ioctl(15, TCGETS, {B38400 opost isig icanon echo ...}) = 0 ioctl(15, TIOCGPTN, [1]) = 0 stat64("/dev/pts/1", {st_mode=S_IFCHR|0620, st_rdev=makedev(0x88, 0x1), ...}) = 0 getuid32() = 0 openat(AT_FDCWD, "/etc/group", O_RDONLY|O_CLOEXEC) = 16 _llseek(16, 0, [0], SEEK_CUR) = 0 fstat64(16, {st_mode=S_IFREG|0644, st_size=762, ...}) = 0 read(16, "root:x:0:\ndaemon:x:1:\nbin:x:2:\ns"..., 4096) = 762 close(16) = 0 ioctl(0, TCGETS, {B38400 opost isig icanon echo ...}) = 0 ioctl(1, TCGETS, {B38400 opost isig icanon echo ...}) = 0 ioctl(1, TIOCGWINSZ, {ws_row=28, ws_col=110, ws_xpixel=0, ws_ypixel=0}) = 0 ioctl(15, TIOCSWINSZ, {ws_row=28, ws_col=110, ws_xpixel=0, ws_ypixel=0}) = 0 ioctl(15, TCGETS, {B38400 opost isig icanon echo ...}) = 0 ioctl(15, SNDCTL_TMR_START or TCSETS, {B38400 opost isig icanon echo ...}) = 0 ioctl(15, TCGETS, {B38400 opost isig icanon echo ...}) = 0 rt_sigprocmask(SIG_BLOCK, [TTOU], [], 8) = 0 ioctl(0, TCGETS, {B38400 opost isig icanon echo ...}) = 0 ioctl(0, SNDCTL_TMR_CONTINUE or TCSETSF, {B38400 -opost isig -icanon -echo ...}) = 0 ioctl(0, TCGETS, {B38400 -opost isig -icanon -echo ...}) = 0 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 openat(AT_FDCWD, "/dev/pts/1", O_RDWR|O_NOCTTY|O_LARGEFILE|O_CLOEXEC) = 16 ioctl(1, TIOCGWINSZ, {ws_row=28, ws_col=110, ws_xpixel=0, ws_ypixel=0}) = 0 write(1, "\n", 1) = 1 write(1, "\0337\33[0;27r\338\33[1A", 15) = 15 ioctl(15, TIOCGWINSZ, {ws_row=28, ws_col=110, ws_xpixel=0, ws_ypixel=0}) = 0 ioctl(15, TIOCSWINSZ, {ws_row=27, ws_col=110, ws_xpixel=0, ws_ypixel=0}) = 0 pipe([17, 18]) = 0 rt_sigaction(SIGQUIT, {sa_handler=SIG_IGN, sa_mask=[QUIT], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0xf776cda0}, {sa_handler=SIG_DFL, sa_mask=[QUIT], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0xf776cda0}, 8) = 0 rt_sigaction(SIGINT, {sa_handler=0xf7b425fc, sa_mask=[INT], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0xf776cda0}, {sa_handler=SIG_DFL, sa_mask=[INT], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0xf776cda0}, 8) = 0 rt_sigaction(SIGHUP, {sa_handler=SIG_IGN, sa_mask=[HUP], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0xf776cda0}, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0xf72d90a8) = 903 close(18) = 0 rt_sigprocmask(SIG_BLOCK, [], [], 8) = 0 wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 1 (in [17], left {tv_sec=0, tv_nsec=28968682}) read(17, "status: libfuse2:armhf: half-ins"..., 1024) = 39 ioctl(1, TIOCGWINSZ, {ws_row=28, ws_col=110, ws_xpixel=0, ws_ypixel=0}) = 0 write(1, "\0337\33[28;0f\33[42m\33[30mProgress: [ 5"..., 45) = 45 write(1, " [##############################"..., 92) = 92 write(1, "\338", 2) = 2 wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 1 (in [15], left {tv_sec=0, tv_nsec=30205081}) read(15, "(Reading database ... \r", 1024) = 23 write(1, "(Reading database ... \r", 23) = 23 write(5, "(Reading database ... \r", 23) = 23 wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 1 (in [15], left {tv_sec=0, tv_nsec=5882690}) read(15, "(Reading database ... 5%\r", 1024) = 25 write(1, "(Reading database ... 5%\r", 25) = 25 write(5, "(Reading database ... 5%\r", 25) = 25 wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 1 (in [15], left {tv_sec=0, tv_nsec=10230422}) read(15, "(Reading database ... 10%\r", 1024) = 26 write(1, "(Reading database ... 10%\r", 26) = 26 write(5, "(Reading database ... 10%\r", 26) = 26 wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 1 (in [15], left {tv_sec=0, tv_nsec=45862892}) read(15, "(Reading database ... 15%\r", 1024) = 26 write(1, "(Reading database ... 15%\r", 26) = 26 write(5, "(Reading database ... 15%\r", 26) = 26 wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 1 (in [15], left {tv_sec=0, tv_nsec=30138674}) read(15, "(Reading database ... 20%\r", 1024) = 26 write(1, "(Reading database ... 20%\r", 26) = 26 write(5, "(Reading database ... 20%\r", 26) = 26 wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 1 (in [15], left {tv_sec=0, tv_nsec=10269380}) read(15, "(Reading database ... 25%\r", 1024) = 26 write(1, "(Reading database ... 25%\r", 26) = 26 write(5, "(Reading database ... 25%\r", 26) = 26 wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 1 (in [15], left {tv_sec=0, tv_nsec=5309987}) read(15, "(Reading database ... 30%\r", 1024) = 26 write(1, "(Reading database ... 30%\r", 26) = 26 write(5, "(Reading database ... 30%\r", 26) = 26 wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 1 (in [15], left {tv_sec=0, tv_nsec=2216674}) read(15, "(Reading database ... 35%\r", 1024) = 26 write(1, "(Reading database ... 35%\r", 26) = 26 write(5, "(Reading database ... 35%\r", 26) = 26 wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 1 (in [15], left {tv_sec=0, tv_nsec=8630745}) read(15, "(Reading database ... 40%\r", 1024) = 26 write(1, "(Reading database ... 40%\r", 26) = 26 write(5, "(Reading database ... 40%\r", 26) = 26 wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 1 (in [15], left {tv_sec=0, tv_nsec=12330669}) read(15, "(Reading database ... 45%\r", 1024) = 26 write(1, "(Reading database ... 45%\r", 26) = 26 write(5, "(Reading database ... 45%\r", 26) = 26 wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 1 (in [15], left {tv_sec=0, tv_nsec=49975053}) read(15, "(Reading database ... 50%\r(Readi"..., 1024) = 360 write(1, "(Reading database ... 50%\r(Readi"..., 360) = 360 write(5, "(Reading database ... 50%\r(Readi"..., 360) = 360 wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 1 (in [15], left {tv_sec=0, tv_nsec=38900960}) read(15, "Removing libfuse2:armhf (2.9.9-5"..., 1024) = 39 write(1, "Removing libfuse2:armhf (2.9.9-5"..., 39) = 39 write(5, "Removing libfuse2:armhf (2.9.9-5"..., 39) = 39 wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 1 (in [17], left {tv_sec=0, tv_nsec=49974896}) read(17, "processing: remove: libfuse2:arm"..., 1024) = 35 wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 1 (in [17], left {tv_sec=0, tv_nsec=42313593}) read(17, "status: libc-bin: triggers-pendi"..., 1024) = 35 wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 pselect6(18, [0 15 17], NULL, NULL, {tv_sec=0, tv_nsec=50000000}, {[], 8}) = 0 (Timeout) wait4(903, 0xff9c6574, WNOHANG, NULL) = 0 On Wed, Dec 1, 2021 at 6:56 PM Carl Karsten <carl@xxxxxxxxxxxxxxxx> wrote: > > there is overlayfs in the middle of the stack dump, so I think this is > the place to post. happy to post it somewhere else if directed. > > currently very reproducible - 3 times in a row, rebooting both clent > and server between. > > tt may be related to me setting nfsvers=3. I plan on testing this > guess, but it may be a while. hours or maybe a day or 2. > > I tried to pin down the file operation client side, but that hasn't > happened yet either. > > client and server Details: > > server: raspberry pi v3, > pi@rpi-cb-1f-f7:~$ uname -a > Linux rpi-cb-1f-f7 5.10.63-v7+ #1488 SMP Thu Nov 18 16:14:44 GMT 2021 > armv7l GNU/Linux > > pi@rpi-cb-1f-f7:~$ cat /etc/exports > /srv/nfs/rpi/bullseye/root/merged > *(rw,sync,no_subtree_check,no_root_squash,fsid=2) > > pi@rpi-cb-1f-f7:~$ findmnt /srv/nfs/rpi/bullseye/root/merged | cat > TARGET SOURCE FSTYPE OPTIONS > /srv/nfs/rpi/bullseye/root/merged overlay overlay > rw,relatime,lowerdir=/srv/nfs/rpi/bullseye/root/setup:/srv/nfs/rpi/bullseye/root/base,upperdir=/srv/nfs/rpi/bullseye/root/updates,workdir=/srv/nfs/rpi/bullseye/root/work,index=on,nfs_export=on > > pi@rpi-cb-1f-f7:~$ findmnt / > TARGET SOURCE FSTYPE OPTIONS > / /dev/mmcblk0p2 ext4 rw,noatime > > client: also a pi: > pi@raspberrypi:~ $ uname -a > Linux raspberrypi 5.10.63-v8+ #1488 SMP PREEMPT Thu Nov 18 16:16:16 > GMT 2021 aarch64 GNU/Linux > > root@raspberrypi:~# cat /etc/fstab > # proc /proc proc defaults 0 0 > 10.21.0.1:/srv/nfs/rpi/bullseye/root/merged / nfs defaults,auto,rw,nfsvers=3 0 0 > > root@raspberrypi:~# findmnt /|cat > / 10.21.0.1:/srv/nfs/rpi/bullseye/root/merged nfs > rw,relatime,vers=3,rsize=4096,wsize=4096,namlen=255,hard,nolock,proto=tcp,timeo=600,retrans=2,sec=sys,mountaddr=10.21.0.1,mountvers=3,mountproto=tcp,local_lock=all,addr=10.21.0.1 > > on the client, I run > apt autoremove --assume-yes > > > > > [ 1103.834869] INFO: task nfsd:1029 blocked for more than 122 seconds. > [ 1103.834889] Tainted: G C 5.10.63-v7+ #1488 > [ 1103.834901] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" > disables this message. > [ 1103.834915] task:nfsd state:D stack: 0 pid: 1029 > ppid: 2 flags:0x00000000 > [ 1103.834945] Backtrace: > [ 1103.834992] [<809f9df0>] (__schedule) from [<809fa7c8>] (schedule+0x68/0xe4) > [ 1103.835015] r10:00000000 r9:86f67d4c r8:8fc134a0 r7:00000002 > r6:00000001 r5:86dc4d80 > [ 1103.835029] r4:ffffe000 > [ 1103.835056] [<809fa760>] (schedule) from [<8017bcac>] > (rwsem_down_write_slowpath+0x318/0x518) > [ 1103.835072] r5:ffffe000 r4:8fc13490 > [ 1103.835094] [<8017b994>] (rwsem_down_write_slowpath) from > [<809fd700>] (down_write+0x6c/0x70) > [ 1103.835116] r10:7f0f2df4 r9:00000000 r8:8c696bb0 r7:82ba73d0 > r6:85d00600 r5:8fc13490 > [ 1103.835129] r4:8fc13490 > [ 1103.835195] [<809fd694>] (down_write) from [<7f6676b8>] > (ovl_dir_release+0x34/0x70 [overlay]) > [ 1103.835211] r5:8fc13490 r4:96d1eb80 > [ 1103.835267] [<7f667684>] (ovl_dir_release [overlay]) from > [<803359f0>] (__fput+0x90/0x25c) > [ 1103.835286] r7:82ba73d0 r6:000a841d r5:8fc13408 r4:85d00600 > [ 1103.835307] [<80335960>] (__fput) from [<80335c24>] (delayed_fput+0x4c/0x58) > [ 1103.835328] r9:8fc13408 r8:00000122 r7:00000100 r6:80f05008 > r5:86f67e34 r4:85d00180 > [ 1103.835348] [<80335bd8>] (delayed_fput) from [<80335c4c>] > (flush_delayed_fput+0x1c/0x20) > [ 1103.835363] r5:86f67e34 r4:00000001 > [ 1103.835570] [<80335c30>] (flush_delayed_fput) from [<7f0c7ec4>] > (nfsd_file_close_inode_sync+0x180/0x188 [nfsd]) > [ 1103.835916] [<7f0c7d44>] (nfsd_file_close_inode_sync [nfsd]) from > [<7f0c065c>] (nfsd_unlink+0x230/0x270 [nfsd]) > [ 1103.835938] r8:ffffc000 r7:92419068 r6:86f44000 r5:937dd3b8 r4:86fa0008 > [ 1103.836285] [<7f0c042c>] (nfsd_unlink [nfsd]) from [<7f0ca3f4>] > (nfsd3_proc_remove+0x80/0xd8 [nfsd]) > [ 1103.836308] r9:00000018 r8:96dd5000 r7:86f44000 r6:86fa0008 > r5:86fa0000 r4:86f38000 > [ 1103.836650] [<7f0ca374>] (nfsd3_proc_remove [nfsd]) from > [<7f0b973c>] (nfsd_dispatch+0xc8/0x14c [nfsd]) > [ 1103.836669] r7:96dd5014 r6:7f0f2df4 r5:86f45000 r4:86f44000 > [ 1103.836856] [<7f0b9674>] (nfsd_dispatch [nfsd]) from [<809ca22c>] > (svc_process_common+0x374/0x70c) > [ 1103.836878] r9:86f45000 r8:86f45a20 r7:86f44000 r6:80f05008 > r5:00000014 r4:86f44184 > [ 1103.836901] [<809c9eb8>] (svc_process_common) from [<809ca69c>] > (svc_process+0xd8/0xec) > [ 1103.836923] r10:856abcfc r9:86f44000 r8:81016540 r7:7f100bc4 > r6:816cae00 r5:bab24000 > [ 1103.836937] r4:86f44000 > [ 1103.837120] [<809ca5c4>] (svc_process) from [<7f0b9100>] > (nfsd+0xf4/0x164 [nfsd]) > [ 1103.837135] r5:00057e40 r4:86f44000 > [ 1103.837321] [<7f0b900c>] (nfsd [nfsd]) from [<80143790>] > (kthread+0x170/0x174) > [ 1103.837342] r9:86f44000 r8:7f0b900c r7:86f66000 r6:00000000 > r5:892b9580 r4:847acbc0 > [ 1103.837364] [<80143620>] (kthread) from [<801000ec>] > (ret_from_fork+0x14/0x28) > [ 1103.837378] Exception stack(0x86f67fb0 to 0x86f67ff8) > [ 1103.837396] 7fa0: 00000000 > 00000000 00000000 00000000 > [ 1103.837415] 7fc0: 00000000 00000000 00000000 00000000 00000000 > 00000000 00000000 00000000 > [ 1103.837434] 7fe0: 00000000 00000000 00000000 00000000 00000013 00000000 > [ 1103.837454] r10:00000000 r9:00000000 r8:00000000 r7:00000000 > r6:00000000 r5:80143620 > [ 1103.837467] r4:892b9580 > > > -- > Carl K -- Carl K