The same issues exists with cups-filters 1.25.6 in Debian Sid/unstable.
From `/var/log/cups/error_log`:
``` D [01/Oct/2019:11:15:54 +0200] [Job 168] Removing cups-browsed-dest-printer option from argumentsmalloc.c:2389: sysmalloc: Assertion `(old_top == initial_top (av) && old_size == 0) || ((unsigned long) (old_size) >= MINSIZE && prev_inuse (old_top) && ((unsigned long) old_end & (pagesize - 1)) == 0)\' failed. D [01/Oct/2019:11:15:54 +0200] [Job 168] PID 14123 (/usr/lib/cups/filter/pdftopdf) exited with no errors. D [01/Oct/2019:11:15:54 +0200] [Job 168] PID 14124 (/usr/lib/cups/backend/implicitclass) crashed on signal 6. D [01/Oct/2019:11:15:54 +0200] [Job 168] Hint: Try setting the LogLevel to "debug" to find out more. D [01/Oct/2019:11:15:54 +0200] [Job 168] Backend returned status -134 (crashed) ```
The same issues exists with cups-filters 1.25.6 in Debian Sid/unstable.
From `/var/log/ cups/error_ log`:
``` 2019:11: 15:54 +0200] [Job 168] Removing cups-browsed- dest-printer option from argumentsmalloc .c:2389: sysmalloc: Assertion `(old_top == initial_top (av) && old_size == 0) || ((unsigned long) (old_size) >= MINSIZE && prev_inuse (old_top) && ((unsigned long) old_end & (pagesize - 1)) == 0)\' failed. 2019:11: 15:54 +0200] [Job 168] PID 14123 (/usr/lib/ cups/filter/ pdftopdf) exited with no errors. 2019:11: 15:54 +0200] [Job 168] PID 14124 (/usr/lib/ cups/backend/ implicitclass) crashed on signal 6. 2019:11: 15:54 +0200] [Job 168] Hint: Try setting the LogLevel to "debug" to find out more. 2019:11: 15:54 +0200] [Job 168] Backend returned status -134 (crashed)
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