7229  ioctl(3, NS_GET_USERNS) = 4
7230  ioctl(-1, BLKBSZGET, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKBSZSET, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKFRAGET, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKGETSIZE, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKGETSIZE64, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKPG, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKRAGET, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKROGET, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKROSET, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKSECTGET, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKSECTGET, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKSSZGET, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKALIGNOFF, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKDISCARD, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKDISCARDZEROES, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKIOMIN, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKIOOPT, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKPBSZGET, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKROTATIONAL, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKSECDISCARD, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKZEROOUT, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKGETDISKSEQ, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKTRACESETUP, NULL) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKRASET, 16045690984232390125) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKFRASET, 16045690984232390125) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKROSET, [-559038737]) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKBSZSET, [-559038737]) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKDISCARD, [16045690984232390125, 18072662651950788621]) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKSECDISCARD, [16045690984232390125, 18072662651950788621]) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKZEROOUT, [16045690984232390125, 18072662651950788621]) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKPG, {op=BLKPG_RESIZE_PARTITION, flags=-559038737, datalen=-1159983635, data=0xcafef00dfffffeed}) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKPG, {op=BLKPG_ADD_PARTITION, flags=-559038737, datalen=-1159983635, data={start=-377740712154513676, length=-376614795067539720, pno=-559038737, devname="AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"..., volname="BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB"...}}) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKTRACESETUP, {act_mask=41376, buf_size=2812716452, buf_nr=2880088488, start_lba=13237967942415724976, end_lba=13816689325120338360, pid=7230}) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKRRPART) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKFLSBUF) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKTRACESTART) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKTRACESTOP) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, BLKTRACETEARDOWN) = -1 EBADF (Bad file descriptor)
7230  ioctl(-1, _IOC(_IOC_READ, 0x12, 0xfe, 0xff), 0xdeadbeefbadc0ded) = -1 EBADF (Bad file descriptor)
7230  +++ exited with 0 +++
7229  --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7230, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
7232  ioctl(-1, BLKBSZGET, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKBSZSET, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKFRAGET, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKGETSIZE, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKGETSIZE64, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKPG, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKRAGET, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKROGET, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKROSET, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKSECTGET, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKSECTGET, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKSSZGET, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKALIGNOFF, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKDISCARD, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKDISCARDZEROES, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKIOMIN, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKIOOPT, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKPBSZGET, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKROTATIONAL, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKSECDISCARD, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKZEROOUT, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKGETDISKSEQ, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKTRACESETUP, NULL) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKRASET, 16045690984232390125) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKFRASET, 16045690984232390125) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKROSET, [-559038737]) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKBSZSET, [-559038737]) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKDISCARD, [16045690984232390125, 18072662651950788621]) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKSECDISCARD, [16045690984232390125, 18072662651950788621]) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKZEROOUT, [16045690984232390125, 18072662651950788621]) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKPG, {op=BLKPG_RESIZE_PARTITION, flags=-559038737, datalen=-1159983635, data=0xcafef00dfffffeed}) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKPG, {op=BLKPG_ADD_PARTITION, flags=-559038737, datalen=-1159983635, data={start=-377740712154513676, length=-376614795067539720, pno=-559038737, devname="AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"..., volname="BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB"...}}) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKTRACESETUP, {act_mask=41376, buf_size=2812716452, buf_nr=2880088488, start_lba=13237967942415724976, end_lba=13816689325120338360, pid=2 /* 7232 in strace's PID NS */}) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKRRPART) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKFLSBUF) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKTRACESTART) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKTRACESTOP) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, BLKTRACETEARDOWN) = -1 EBADF (Bad file descriptor)
7232  ioctl(-1, _IOC(_IOC_READ, 0x12, 0xfe, 0xff), 0xdeadbeefbadc0ded) = -1 EBADF (Bad file descriptor)
7232  +++ exited with 0 +++
7229  --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7232, si_uid=65534, si_status=0, si_utime=0, si_stime=0} ---
7233  ioctl(-1, BLKBSZGET, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKBSZSET, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKFRAGET, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKGETSIZE, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKGETSIZE64, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKPG, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKRAGET, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKROGET, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKROSET, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKSECTGET, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKSECTGET, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKSSZGET, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKALIGNOFF, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKDISCARD, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKDISCARDZEROES, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKIOMIN, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKIOOPT, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKPBSZGET, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKROTATIONAL, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKSECDISCARD, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKZEROOUT, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKGETDISKSEQ, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKTRACESETUP, NULL) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKRASET, 16045690984232390125) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKFRASET, 16045690984232390125) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKROSET, [-559038737]) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKBSZSET, [-559038737]) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKDISCARD, [16045690984232390125, 18072662651950788621]) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKSECDISCARD, [16045690984232390125, 18072662651950788621]) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKZEROOUT, [16045690984232390125, 18072662651950788621]) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKPG, {op=BLKPG_RESIZE_PARTITION, flags=-559038737, datalen=-1159983635, data=0xcafef00dfffffeed}) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKPG, {op=BLKPG_ADD_PARTITION, flags=-559038737, datalen=-1159983635, data={start=-377740712154513676, length=-376614795067539720, pno=-559038737, devname="AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"..., volname="BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB"...}}) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKTRACESETUP, {act_mask=41376, buf_size=2812716452, buf_nr=2880088488, start_lba=13237967942415724976, end_lba=13816689325120338360, pid=3 /* 7233 in strace's PID NS */}) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKRRPART) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKFLSBUF) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKTRACESTART) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKTRACESTOP) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, BLKTRACETEARDOWN) = -1 EBADF (Bad file descriptor)
7233  ioctl(-1, _IOC(_IOC_READ, 0x12, 0xfe, 0xff), 0xdeadbeefbadc0ded) = -1 EBADF (Bad file descriptor)
7233  +++ exited with 0 +++
7229  --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7233, si_uid=65534, si_status=0, si_utime=0, si_stime=0} ---
7234  ioctl(-1, BLKBSZGET, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKBSZSET, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKFRAGET, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKGETSIZE, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKGETSIZE64, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKPG, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKRAGET, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKROGET, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKROSET, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKSECTGET, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKSECTGET, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKSSZGET, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKALIGNOFF, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKDISCARD, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKDISCARDZEROES, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKIOMIN, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKIOOPT, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKPBSZGET, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKROTATIONAL, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKSECDISCARD, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKZEROOUT, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKGETDISKSEQ, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKTRACESETUP, NULL) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKRASET, 16045690984232390125) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKFRASET, 16045690984232390125) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKROSET, [-559038737]) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKBSZSET, [-559038737]) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKDISCARD, [16045690984232390125, 18072662651950788621]) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKSECDISCARD, [16045690984232390125, 18072662651950788621]) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKZEROOUT, [16045690984232390125, 18072662651950788621]) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKPG, {op=BLKPG_RESIZE_PARTITION, flags=-559038737, datalen=-1159983635, data=0xcafef00dfffffeed}) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKPG, {op=BLKPG_ADD_PARTITION, flags=-559038737, datalen=-1159983635, data={start=-377740712154513676, length=-376614795067539720, pno=-559038737, devname="AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"..., volname="BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB"...}}) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKTRACESETUP, {act_mask=41376, buf_size=2812716452, buf_nr=2880088488, start_lba=13237967942415724976, end_lba=13816689325120338360, pid=4 /* 7234 in strace's PID NS */}) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKRRPART) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKFLSBUF) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKTRACESTART) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKTRACESTOP) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, BLKTRACETEARDOWN) = -1 EBADF (Bad file descriptor)
7234  ioctl(-1, _IOC(_IOC_READ, 0x12, 0xfe, 0xff), 0xdeadbeefbadc0ded) = -1 EBADF (Bad file descriptor)
7234  +++ exited with 0 +++
7229  --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7234, si_uid=65534, si_status=0, si_utime=0, si_stime=0} ---
7235  ioctl(-1, BLKBSZGET, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKBSZSET, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKFRAGET, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKGETSIZE, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKGETSIZE64, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKPG, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKRAGET, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKROGET, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKROSET, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKSECTGET, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKSECTGET, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKSSZGET, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKALIGNOFF, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKDISCARD, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKDISCARDZEROES, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKIOMIN, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKIOOPT, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKPBSZGET, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKROTATIONAL, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKSECDISCARD, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKZEROOUT, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKGETDISKSEQ, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKTRACESETUP, NULL) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKRASET, 16045690984232390125) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKFRASET, 16045690984232390125) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKROSET, [-559038737]) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKBSZSET, [-559038737]) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKDISCARD, [16045690984232390125, 18072662651950788621]) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKSECDISCARD, [16045690984232390125, 18072662651950788621]) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKZEROOUT, [16045690984232390125, 18072662651950788621]) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKPG, {op=BLKPG_RESIZE_PARTITION, flags=-559038737, datalen=-1159983635, data=0xcafef00dfffffeed}) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKPG, {op=BLKPG_ADD_PARTITION, flags=-559038737, datalen=-1159983635, data={start=-377740712154513676, length=-376614795067539720, pno=-559038737, devname="AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"..., volname="BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB"...}}) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKTRACESETUP, {act_mask=41376, buf_size=2812716452, buf_nr=2880088488, start_lba=13237967942415724976, end_lba=13816689325120338360, pid=5 /* 7235 in strace's PID NS */}) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKRRPART) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKFLSBUF) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKTRACESTART) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKTRACESTOP) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, BLKTRACETEARDOWN) = -1 EBADF (Bad file descriptor)
7235  ioctl(-1, _IOC(_IOC_READ, 0x12, 0xfe, 0xff), 0xdeadbeefbadc0ded) = -1 EBADF (Bad file descriptor)
7235  +++ exited with 0 +++
7229  --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7235, si_uid=65534, si_status=0, si_utime=0, si_stime=0} ---
7229  +++ exited with 0 +++
7231  +++ exited with 0 +++
