GNU bug report logs - #65858
mumi crashes

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Package: mumi;

Reported by: Maxim Cournoyer <maxim.cournoyer <at> gmail.com>

Date: Mon, 11 Sep 2023 01:30:02 UTC

Severity: normal

Full log

Message #8 received at 65858 <at> debbugs.gnu.org (full text, mbox):

From: Maxim Cournoyer <maxim.cournoyer <at> gmail.com>
To: 65858 <at> debbugs.gnu.org
Cc: guix-sysadmin <guix-sysadmin <at> gnu.org>
Subject: Re: bug#65858: mumi crashes
Date: Sat, 07 Oct 2023 23:13:20 -0400

Hello,

Today, Mumi (version 0.0.5-4.2453a5a) was crashing again, with the
website returning 502 Bad Gateway errors, with the same error, it seems:

--8<---------------cut here---------------start------------->8---
2023-10-07 11:48:52 In procedure fport_write: Broken pipe
2023-10-07 11:48:52 Uncaught exception in fiber ##f:
2023-10-07 11:48:52 In ice-9/boot-9.scm:
2023-10-07 11:48:52   1752:10  5 (with-exception-handler _ _ #:unwind? _ # _)
2023-10-07 11:48:52 In fibers/web/server.scm:
2023-10-07 11:48:52    211:21  4 (_)
2023-10-07 11:48:52 In ice-9/suspendable-ports.scm:
2023-10-07 11:48:52      83:4  3 (write-bytes #<closed: file 7f55f4a47070> #vu8(60 33 …) …)
2023-10-07 11:48:52 In unknown file:
2023-10-07 11:48:52            2 (port-write #<closed: file 7f55f4a47070> #vu8(60 33 # …) …)
2023-10-07 11:48:52 In ice-9/boot-9.scm:
2023-10-07 11:48:52   1685:16  1 (raise-exception _ #:continuable? _)
2023-10-07 11:48:52   1685:16  0 (raise-exception _ #:continuable? _)
2023-10-07 11:48:52 ice-9/boot-9.scm:1685:16: In procedure raise-exception:
2023-10-07 11:48:52 In procedure fport_write: Broken pipe
--8<---------------cut here---------------end--------------->8---

That's from /var/log/mumi.log.1.gz.  The worker is peaking 1 to 4 CPUs;
here's what strace looked like at some point:

--8<---------------cut here---------------start------------->8---

rt_sigprocmask(SIG_BLOCK, ~[], [], 8)   = 0
clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f831b49a910, parent_tid=0x7f831b49a910, exit_signal=0, stack=0x7f831ac9a000, stack_size=0x7fff00, tls=0x7f831b49a640} => {parent_tid=[87808]}, 88) = 87808
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
futex(0x7f8328b87f74, FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME, 0, NULL, FUTEX_BITSET_MATCH_ANY) = 0
futex(0x7f831e3177c0, FUTEX_WAKE_PRIVATE, 1) = 0
rt_sigprocmask(SIG_BLOCK, ~[], [], 8)   = 0
clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8319c97910, parent_tid=0x7f8319c97910, exit_signal=0, stack=0x7f8319497000, stack_size=0x7fff00, tls=0x7f8319c97640} => {parent_tid=[87809]}, 88) = 87809
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
futex(0x7f8328b87f70, FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME, 0, NULL, FUTEX_BITSET_MATCH_ANY) = 0
futex(0x7f831e317780, FUTEX_WAKE_PRIVATE, 1) = 0
rt_sigprocmask(SIG_BLOCK, ~[], [], 8)   = 0
clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f831ac99910, parent_tid=0x7f831ac99910, exit_signal=0, stack=0x7f831a499000, stack_size=0x7fff00, tls=0x7f831ac99640} => {parent_tid=[87810]}, 88) = 87810
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
futex(0x7f8328b87f74, FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME, 0, NULL, FUTEX_BITSET_MATCH_ANY) = -1 EAGAIN (Resource temporarily unavailable)
futex(0x7f831e317740, FUTEX_WAKE_PRIVATE, 1) = 0
futex(0x7f8329190c80, FUTEX_WAIT_PRIVATE, 2, NULL) = -1 EAGAIN (Resource temporarily unavailable)
futex(0x7f8329190c80, FUTEX_WAKE_PRIVATE, 1) = 0
rt_sigprocmask(SIG_BLOCK, ~[], [], 8)   = 0
clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f831a498910, parent_tid=0x7f831a498910, exit_signal=0, stack=0x7f8319c98000, stack_size=0x7fff00, tls=0x7f831a498640} => {parent_tid=[87811]}, 88) = 87811
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
futex(0x7f8328b87f70, FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME, 0, NULL, FUTEX_BITSET_MATCH_ANY) = -1 EAGAIN (Resource temporarily unavailable)
futex(0x7f831e317700, FUTEX_WAKE_PRIVATE, 1) = 0
futex(0x7f8328b87f74, FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME, 0, NULL, FUTEX_BITSET_MATCH_ANY) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
--- SIGPWR {si_signo=SIGPWR, si_code=SI_TKILL, si_pid=75049, si_uid=940} ---
futex(0x7f832917fce0, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigsuspend(~[INT QUIT ABRT BUS SEGV TERM XCPU RTMIN RT_1], 8) = ? ERESTARTNOHAND (To be restarted if no handler)
--- SIGXCPU {si_signo=SIGXCPU, si_code=SI_TKILL, si_pid=75049, si_uid=940} ---
rt_sigreturn({mask=~[INT QUIT ABRT BUS KILL SEGV TERM STOP RTMIN RT_1]}) = -1 EINTR (Interrupted system call)
futex(0x7f832917fce0, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigreturn({mask=[]})                 = 202
futex(0x7f8328b87f74, FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME, 0, NULL, FUTEX_BITSET_MATCH_ANY) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
--- SIGPWR {si_signo=SIGPWR, si_code=SI_TKILL, si_pid=75049, si_uid=940} ---
futex(0x7f832917fce0, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigsuspend(~[INT QUIT ABRT BUS SEGV TERM XCPU RTMIN RT_1], 8) = ? ERESTARTNOHAND (To be restarted if no handler)
--- SIGXCPU {si_signo=SIGXCPU, si_code=SI_TKILL, si_pid=75049, si_uid=940} ---
rt_sigreturn({mask=~[INT QUIT ABRT BUS KILL SEGV TERM STOP RTMIN RT_1]}) = -1 EINTR (Interrupted system call)
futex(0x7f832917fce0, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigreturn({mask=[]})                 = 202
futex(0x7f8328b87f74, FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME, 0, NULL, FUTEX_BITSET_MATCH_ANY) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
--- SIGPWR {si_signo=SIGPWR, si_code=SI_TKILL, si_pid=75049, si_uid=940} ---
futex(0x7f832917fce0, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigsuspend(~[INT QUIT ABRT BUS SEGV TERM XCPU RTMIN RT_1], 8) = ? ERESTARTNOHAND (To be restarted if no handler)
--- SIGXCPU {si_signo=SIGXCPU, si_code=SI_TKILL, si_pid=75049, si_uid=940} ---
rt_sigreturn({mask=~[INT QUIT ABRT BUS KILL SEGV TERM STOP RTMIN RT_1]}) = -1 EINTR (Interrupted system call)
futex(0x7f832917fce0, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigreturn({mask=[]})                 = 202
futex(0x7f8328b87f74, FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME, 0, NULL, FUTEX_BITSET_MATCH_ANY) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
--- SIGPWR {si_signo=SIGPWR, si_code=SI_TKILL, si_pid=75049, si_uid=940} ---
futex(0x7f832917fce0, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigsuspend(~[INT QUIT ABRT BUS SEGV TERM XCPU RTMIN RT_1], 8) = ? ERESTARTNOHAND (To be restarted if no handler)
--- SIGXCPU {si_signo=SIGXCPU, si_code=SI_TKILL, si_pid=75049, si_uid=940} ---
rt_sigreturn({mask=~[INT QUIT ABRT BUS KILL SEGV TERM STOP RTMIN RT_1]}) = -1 EINTR (Interrupted system call)
futex(0x7f832917fce0, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigreturn({mask=[]})                 = 202
futex(0x7f8328b87f74, FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME, 0, NULL, FUTEX_BITSET_MATCH_ANY) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
--- SIGPWR {si_signo=SIGPWR, si_code=SI_TKILL, si_pid=75049, si_uid=940} ---
futex(0x7f832917fce0, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigsuspend(~[INT QUIT ABRT BUS SEGV TERM XCPU RTMIN RT_1], 8) = ? ERESTARTNOHAND (To be restarted if no handler)
--- SIGXCPU {si_signo=SIGXCPU, si_code=SI_TKILL, si_pid=75049, si_uid=940} ---
rt_sigreturn({mask=~[INT QUIT ABRT BUS KILL SEGV TERM STOP RTMIN RT_1]}) = -1 EINTR (Interrupted system call)
futex(0x7f832917fce0, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigreturn({mask=[]})                 = 202
futex(0x7f8328b87f74, FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME, 0, NULL, FUTEX_BITSET_MATCH_ANY) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
--- SIGPWR {si_signo=SIGPWR, si_code=SI_TKILL, si_pid=75049, si_uid=940} ---
futex(0x7f832917fce0, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigsuspend(~[INT QUIT ABRT BUS SEGV TERM XCPU RTMIN RT_1], 8) = ? ERESTARTNOHAND (To be restarted if no handler)
--- SIGXCPU {si_signo=SIGXCPU, si_code=SI_TKILL, si_pid=75049, si_uid=940} ---
rt_sigreturn({mask=~[INT QUIT ABRT BUS KILL SEGV TERM STOP RTMIN RT_1]}) = -1 EINTR (Interrupted system call)
futex(0x7f832917fce0, FUTEX_WAKE_PRIVATE, 1) = 1
rt_sigreturn({mask=[]})                 = 202
futex(0x7f8328b87f74, FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME, 0, NULL, FUTEX_BITSET_MATCH_ANY) = 0
futex(0x7f831e317700, FUTEX_WAKE_PRIVATE, 1) = 0
futex(0x7f8328b87f70, FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME, 0, NULL, FUTEX_BITSET_MATCH_ANY) = 0
futex(0x7f831e317780, FUTEX_WAKE_PRIVATE, 1) = 0
futex(0x7f8328b87f74, FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME, 0, NULL, FUTEX_BITSET_MATCH_ANY) = 0
futex(0x7f831e3177c0, FUTEX_WAKE_PRIVATE, 1) = 0
newfstatat(AT_FDCWD, "/var/mumi/db/mumi.xapian", {st_mode=S_IFDIR|0755, st_size=144, ...}, 0) = 0
newfstatat(AT_FDCWD, "/var/mumi/db/mumi.xapian/iamchert", 0x7ffcd7e8ec60, 0) = -1 ENOENT (No such file or directory)
newfstatat(AT_FDCWD, "/var/mumi/db/mumi.xapian/iamglass", {st_mode=S_IFREG|0644, st_size=155, ...}, 0) = 0
newfstatat(AT_FDCWD, "/var/mumi/db/mumi.xapian/postlist.glass", {st_mode=S_IFREG|0644, st_size=389939200, ...}, 0) = 0
openat(AT_FDCWD, "/var/mumi/db/mumi.xapian/flintlock", O_WRONLY|O_CREAT|O_TRUNC|O_CLOEXEC, 0666) = 10
fcntl(10, F_OFD_SETLK, {l_type=F_WRLCK, l_whence=SEEK_SET, l_start=0, l_len=1}) = 0
--8<---------------cut here---------------end--------------->8---

Restarting it resolved it for now.

-- 
Thanks,
Maxim
This bug report was last modified 1 year and 224 days ago.

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