[Bug 1543039] Re: /lib/systemd/systemd-udevd:6:__open_nocancel:open:synthesize_change:on_inotify:source_dispatch

[Martin Pitt]

Interesting part of the stack tracke:

#1  0x0000557ceeaa2b68 in open () at /usr/include/x86_64-linux-gnu/bits/fcntl2.h:53
No locals.
#2  synthesize_change (dev=0x557cefca1860) at ../src/udev/udevd.c:1039
        part_table_read = false
        has_partitions = false
        udev = 0x557cefca1010
        e = 0x0
        item = <optimized out>
        filename = "/run/udev/watch/32\000\354\376\177\000\000\276\343q\024\245\177\000\000\000\000\000\000\000\000\000\000\201\310o\024\245\177\000\000\062:1.0/host9/targ\262#\326\354\376\177\000\000\260#\326\354\376\177\000\000block/sd@(\246\024\245\177\000\000event", '\000' <repeats 19 times>, ".\001\203\024\245\177\000\000\000\000\000\000\000\000\000\000\030$\326\354\376\177", '\000' <repeats 27 times>, "\305\244<\001\000\000\000\001\336)\023\001\200\377\377\377!\326\354\001\000\000\000\001\000\000\000\000\000\000\000\000"...
        r = <optimized out>
#3  on_inotify.lto_priv.258 (s=<optimized out>, fd=<optimized out>, revents=<optimized out>, userdata=<optimized out>) at ../src/udev/udevd.c:1148
        dev = <optimized out>
        manager = <optimized out>
        buffer = {ev = {wd = 32, mask = 8, cookie = 0, len = 0, name = 0x7ffeecd61e00 ""}, raw = " \000\000\000\b", '\000' <repeats 12 times>, "\323\314\357|U\000\000\360\320\314\357|U\000\000\220\020\312\357|U\000\000\000\305\244<\177q\341/\261$\000\000\000\000\000\000\060!\316\357|U\000\000\360)\313\357|U\000\000\377/\213\374\005\000\000\000\060!\316\357|U\000\000\360\320\314\357|U\000\000\220\020\312\357|U\000\000\215\345\251\356|U\000\000\377\232\320\361\005\000\000\000\000\305\244<\177q\341/0!\316\357|U\000\000\261$\000\000\000\000\000\000\000\323\314\357|U\000\000\220\372\251\356|U\000\000\300\002\000\000\000\000\000\000\230!\326\354\376\177\000\000\360\320\314\357|U\000\000\034\260m\024\245\177\000\000\220\020\312\357|U\000\000\000\000\000\000\000\000\000\000"...}

So open("/run/udev/watch/32") crahes for some reason. This isn't
dramatic as this just crashes in a worker, thus setting low priority.

** Changed in: systemd (Ubuntu)
   Importance: Undecided => Low

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https://bugs.launchpad.net/bugs/1543039

Title:
  /lib/systemd/systemd-
  udevd:6:__open_nocancel:open:synthesize_change:on_inotify:source_dispatch

Status in systemd package in Ubuntu:
  New

Bug description:
  The Ubuntu Error Tracker has been receiving reports about a problem
  regarding systemd.  This problem was most recently seen with version
  228-5ubuntu3, the problem page at
  https://errors.ubuntu.com/problem/6e788ab7e0bfbfa5aac15cd5066b41da132f04fd
  contains more details.

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