I also saw the crash on a new install of transmission on a new install of
Debian unstable x64. The crash doesn't happen when running as root, only as
the user debian-transmission.
[New Thread 0x7ffff3d6e700 (LWP 12280)]
Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7ffff3d6e700 (LWP 12280)]
0x00007ffff67ff4c9 in __readdir (dirp=dirp@entry=0x0) at
../sysdeps/posix/readdir.c:44
44 ../sysdeps/posix/readdir.c: Permission denied.
(gdb) bt
#0 0x00007ffff67ff4c9 in __readdir (dirp=dirp@entry=0x0) at
../sysdeps/posix/readdir.c:44
#1 0x0000555555560318 in loadBlocklists (session=session@entry=0x5555557ce3d0)
at session.c:2226
#2 0x000055555556214d in tr_sessionInitImpl (vdata=0x7fffffffe360) at
session.c:726
#3 0x000055555556f0db in readFromPipe (fd=7, eventType=<optimized out>,
veh=0x5555557ce960) at trevent.c:193
#4 0x00007ffff7592184 in event_base_loop () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#5 0x000055555556f1a8 in libeventThreadFunc (veh=0x5555557ce960) at
trevent.c:249
#6 0x000055555555f5ba in ThreadFunc (_t=0x5555557ce9e0) at platform.c:108
#7 0x00007ffff6afde0e in start_thread (arg=0x7ffff3d6e700) at
pthread_create.c:311
#8 0x00007ffff68329ed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113
(gdb) bt full
#0 0x00007ffff67ff4c9 in __readdir (dirp=dirp@entry=0x0) at
../sysdeps/posix/readdir.c:44
dp = <optimized out>
saved_errno = 2
#1 0x0000555555560318 in loadBlocklists (session=session@entry=0x5555557ce3d0)
at session.c:2226
odir = 0x0
dirname = 0x7fffec001810
"/home/debian-transmission/.config/transmission-daemon/blocklists"
d = <optimized out>
blocklists = 0x0
loadme = {items = 0x0, n_items = 0, n_alloc = 0}
isEnabled = false
#2 0x000055555556214d in tr_sessionInitImpl (vdata=0x7fffffffe360) at
session.c:726
filename = 0x7fffec001810
"/home/debian-transmission/.config/transmission-daemon/blocklists"
settings = {type = 8 '\b', key = 140737328459958, val = {b = false,
d = 1.2648080533535912e-321, i = 256, s = {
type = (unknown: 256), quark = 63, len = 140737152820176, str
= {buf = '\000' <repeats 15 times>, str = 0x0}}, l = {
alloc = 256, count = 63, vals = 0x7fffec0023d0}}}
data = 0x7fffffffe360
clientSettings = <optimized out>
session = 0x5555557ce3d0
#3 0x000055555556f0db in readFromPipe (fd=7, eventType=<optimized out>,
veh=0x5555557ce960) at trevent.c:193
data = {func = 0x555555562050 <tr_sessionInitImpl>, user_data =
0x7fffffffe360}
nwant = 16
ch = 114 'r'
ret = 1
eh = 0x5555557ce960
#4 0x00007ffff7592184 in event_base_loop () from
/usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
No symbol table info available.
#5 0x000055555556f1a8 in libeventThreadFunc (veh=0x5555557ce960) at
trevent.c:249
base = 0x7fffec0008f0
eh = 0x5555557ce960
#6 0x000055555555f5ba in ThreadFunc (_t=0x5555557ce9e0) at platform.c:108
t = 0x5555557ce9e0
#7 0x00007ffff6afde0e in start_thread (arg=0x7ffff3d6e700) at
pthread_create.c:311
__res = <optimized out>
pd = 0x7ffff3d6e700
now = <optimized out>
unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140737284335360,
7434306307216419016, 1, 140737332145376, 4096, 140737284335360,
-7434297709806966584, -7434286929468020536}, mask_was_saved
= 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0,
cleanup = 0x0, canceltype = 0}}}
not_first_call = 0
pagesize_m1 = <optimized out>
sp = <optimized out>
freesize = <optimized out>
__PRETTY_FUNCTION__ = "start_thread"
#8 0x00007ffff68329ed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
