From: "Ludovic Courtès" <ludo@gnu.org>
To: Brice Waegeneire <brice@waegenei.re>
Cc: 41237@debbugs.gnu.org
Subject: bug#41237: guix deploy hangs when a file-system-device is set to a UUID
Date: Wed, 03 Jun 2020 16:56:19 +0200 [thread overview]
Message-ID: <878sh4nqp8.fsf@gnu.org> (raw)
In-Reply-To: <df75b55a25e36f0fa65c96c5699d85dd@waegenei.re> (Brice Waegeneire's message of "Wed, 03 Jun 2020 09:51:36 +0000")
Hi Brice,
Brice Waegeneire <brice@waegenei.re> skribis:
> When manually executing the second 'remote-assertion.scm' file, the one
> containing the 'find-partition-by-uuid-bit', it hangs indefinitely, I
> have
> attached it's strace to this email.
>
> $ cat /gnu/store/wzvn8r2z7lnf5mqzagxzcb64wr69kgk4-remote-assertion.scm
> (eval-when (expand load eval) (let ((extensions (quote ())) (prepend
> (lambda (items lst) (let loop ((items items) (lst lst)) (if (null?
> items) lst (loop (cdr items) (cons (car items) (delete (car items)
> lst)))))))) (set! %load-path (prepend (cons
> "/gnu/store/7jpv8kkq13k9xjazrkpq3cm1vz4m5arv-module-import" (map (lambda
> (extension) (string-append extension "/share/guile/site/"
> (effective-version))) extensions)) %load-path)) (set!
> %load-compiled-path (prepend (cons
> "/gnu/store/gac0pvsnc0zvsfxizfqjgg9lig8sf200-module-import-compiled"
> (map (lambda (extension) (string-append extension "/lib/guile/"
> (effective-version) "/site-ccache")) extensions))
> %load-compiled-path))))(begin (use-modules (gnu build file-systems) (gnu
> system uuid)) (define uuid (string->uuid "B5DE-B0B9"))
> (find-partition-by-uuid uuid))
> # strace -o /tmp/^Crace3.txt guile
> /gnu/store/wzvn8r2z7lnf5mqzagxzcb64wr69kgk4-remote-assertion.scm
It seems to be doing what we expect initially:
> openat(AT_FDCWD, "/dev/sda1", O_RDONLY) = 9
[...]
> fstat(9, {st_mode=S_IFBLK|0660, st_rdev=makedev(0x8, 0x1), ...}) = 0
> lseek(9, 0, SEEK_CUR) = 0
> lseek(9, 32768, SEEK_SET) = 32768
> read(9, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 4096) = 4096
> close(9) = 0
> openat(AT_FDCWD, "/dev/sda1", O_RDONLY) = 9
[...]
> fstat(9, {st_mode=S_IFBLK|0660, st_rdev=makedev(0x8, 0x1), ...}) = 0
> lseek(9, 0, SEEK_CUR) = 0
> lseek(9, 1024, SEEK_SET) = 1024
> read(9, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 4096) = 4096
> close(9) = 0
> openat(AT_FDCWD, "/dev/sda1", O_RDONLY) = 9
[...]
> fstat(9, {st_mode=S_IFBLK|0660, st_rdev=makedev(0x8, 0x1), ...}) = 0
> lseek(9, 0, SEEK_CUR) = 0
> lseek(9, 65536, SEEK_SET) = 65536
> read(9, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 4096) = 4096
> close(9) = 0
> openat(AT_FDCWD, "/dev/sda1", O_RDONLY) = 9
[...]
> fstat(9, {st_mode=S_IFBLK|0660, st_rdev=makedev(0x8, 0x1), ...}) = 0
> mmap(0x7f1806869000, 1576960, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f180662d000
> lseek(9, 0, SEEK_CUR) = 0
> lseek(9, 0, SEEK_SET) = 0
> read(9, "\353X\220mkfs.fat\0\2\10 \0\2\0\0\0\0\370\0\0?\0\377\0\0\10\0\0"..., 4096) = 4096
> close(9) = 0
> openat(AT_FDCWD, "/dev/sda1", O_RDONLY) = 9
[...]
> fstat(9, {st_mode=S_IFBLK|0660, st_rdev=makedev(0x8, 0x1), ...}) = 0
> lseek(9, 0, SEEK_CUR) = 0
> lseek(9, 0, SEEK_SET) = 0
> read(9, "\353X\220mkfs.fat\0\2\10 \0\2\0\0\0\0\370\0\0?\0\377\0\0\10\0\0"..., 4096) = 4096
> close(9) = 0
> openat(AT_FDCWD, "/dev/sda1", O_RDONLY) = 9
[...]
> fstat(9, {st_mode=S_IFBLK|0660, st_rdev=makedev(0x8, 0x1), ...}) = 0
> lseek(9, 0, SEEK_CUR) = 0
> lseek(9, 32768, SEEK_SET) = 32768
> read(9, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 4096) = 4096
> close(9) = 0
> openat(AT_FDCWD, "/dev/sda1", O_RDONLY) = 9
[...]
> fstat(9, {st_mode=S_IFBLK|0660, st_rdev=makedev(0x8, 0x1), ...}) = 0
> lseek(9, 0, SEEK_CUR) = 0
> lseek(9, 1024, SEEK_SET) = 1024
> read(9, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 4096) = 4096
> close(9) = 0
And then it seems to enter an endless loop:
> write(6, "\0", 1) = 1
> clock_gettime(CLOCK_PROCESS_CPUTIME_ID, {tv_sec=0, tv_nsec=104694235}) = 0
> rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
> futex(0x7f180a6c5f68, FUTEX_WAKE_PRIVATE, 2147483647) = 3
> futex(0x7f180a6c5b40, FUTEX_WAKE_PRIVATE, 1) = 1
> futex(0x7f180a6c5f54, FUTEX_WAIT_PRIVATE, 3, NULL) = -1 EAGAIN (Resource temporarily unavailable)
> futex(0x7f180a6c5f60, FUTEX_WAKE_PRIVATE, 1) = 1
> futex(0x7f180a6c5f68, FUTEX_WAKE_PRIVATE, 2147483647) = 2
> futex(0x7f180a6c5f6c, FUTEX_WAKE_PRIVATE, 2147483647) = 3
> futex(0x7f180a6c5b40, FUTEX_WAKE_PRIVATE, 1) = 1
> futex(0x7f180a6c5b40, FUTEX_WAKE_PRIVATE, 1) = 0
> futex(0x7f180a6c5f6c, FUTEX_WAKE_PRIVATE, 2147483647) = 3
> clock_gettime(CLOCK_PROCESS_CPUTIME_ID, {tv_sec=0, tv_nsec=111569830}) = 0
> clock_gettime(CLOCK_PROCESS_CPUTIME_ID, {tv_sec=0, tv_nsec=114489967}) = 0
> rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
[...]
> madvise(0x7f1806e01000, 12288, MADV_DONTNEED) = 0
> futex(0x7f180a6c5f68, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable)
> futex(0x7f180a6c5b40, FUTEX_WAKE_PRIVATE, 1) = 0
> futex(0x7f180a6c5f6c, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable)
> futex(0x7f180a6c5b40, FUTEX_WAKE_PRIVATE, 1) = 0
> futex(0x7f180a6c5f68, FUTEX_WAIT_PRIVATE, 0, NULL) = 0
> futex(0x7f180a6c5f50, FUTEX_WAKE_PRIVATE, 2147483647) = 1
> futex(0x7f180a6c5b40, FUTEX_WAKE_PRIVATE, 1) = 0
> futex(0x7f180a6c5b40, FUTEX_WAKE_PRIVATE, 1) = 0
> futex(0x7f180a6c5f6c, FUTEX_WAKE_PRIVATE, 2147483647) = 3
> clock_gettime(CLOCK_PROCESS_CPUTIME_ID, {tv_sec=14, tv_nsec=400254621}) = 0
> --- SIGINT {si_signo=SIGINT, si_code=SI_KERNEL} ---
> +++ killed by SIGINT +++
Could you try running this at the REPL:
(load "/gnu/store/wzvn8r2z7lnf5mqzagxzcb64wr69kgk4-remote-assertion.scm")
and then hit C-c and type “,bt” to get a backtrace?
Thanks,
Ludo’.
next prev parent reply other threads:[~2020-06-03 15:00 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-13 15:57 bug#41237: guix deploy hangs when a file-system-device is set to a UUID Brice Waegeneire
2020-05-17 22:44 ` Ludovic Courtès
2020-06-03 9:51 ` Brice Waegeneire
2020-06-03 14:56 ` Ludovic Courtès [this message]
2020-06-03 16:15 ` Brice Waegeneire
2020-06-04 9:41 ` Ludovic Courtès
2020-06-04 10:03 ` Brice Waegeneire
2020-06-04 11:29 ` Ludovic Courtès
2020-06-04 12:23 ` Brice Waegeneire
2020-06-05 17:11 ` Brice Waegeneire
2020-06-07 19:42 ` Ludovic Courtès
2020-06-19 3:31 ` Maxim Cournoyer
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