bugdavfs2 - Bugs: bug #63170, Stuck after cp command

 
 

bug #63170: Stuck after cp command

Submitter:  f <fengchen_dav>
Submitted:  Thu 06 Oct 2022 12:52:14 PM UTC
   
 
Category:  None Severity:  3 - Normal
Item Group:  None Status:  None
Privacy:  Public Assigned to:  None
Open/Closed:  Open
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Thu 06 Oct 2022 12:52:14 PM UTC, original submission:  

journalctl:
Oct 06 19:45:37 debian sudo[1220]:   debian : TTY=tty1 ; PWD=/home/debian ; USER=root ; COMMAND=/usr/bin/mount -t davfs http://127.0.0.1:18080/ /home/debian/webdav.mount/
Oct 06 19:45:37 debian mount.davfs[1222]: davfs2 1.6.0
Oct 06 20:01:21 debian sudo[1441]:   debian : TTY=pts/2 ; PWD=/home/debian ; USER=root ; COMMAND=/usr/bin/umount webdav.mount
Oct 06 20:03:55 debian mount.davfs[1224]: open files exceed max cache size by 2821 MiBytes
Oct 06 20:03:55 debian systemd[1157]: home-debian-webdav.mount.mount: Succeeded.
Oct 06 20:03:55 debian systemd[1]: home-debian-webdav.mount.mount: Succeeded.
░░ The unit home-debian-webdav.mount.mount has successfully entered the 'dead' state.

dmesg:
Oct  6 20:01:09 debian kernel: [ 1088.254681] task:cp              state:D stack:    0 pid: 1329 ppid:  1266 flags:0x00004004
Oct  6 20:01:09 debian kernel: [ 1088.254687] Call Trace:
Oct  6 20:01:09 debian kernel: [ 1088.254690]  <TASK>
Oct  6 20:01:09 debian kernel: [ 1088.254694]  __schedule+0x308/0x9f0
Oct  6 20:01:09 debian kernel: [ 1088.254707]  schedule+0x4e/0xb0
Oct  6 20:01:09 debian kernel: [ 1088.254714]  request_wait_answer+0x12d/0x210 [fuse]
Oct  6 20:01:09 debian kernel: [ 1088.254727]  ? dequeue_task_stop+0x70/0x70
Oct  6 20:01:09 debian kernel: [ 1088.254734]  fuse_simple_request+0x1a3/0x320 [fuse]
Oct  6 20:01:09 debian kernel: [ 1088.254745]  fuse_send_open+0xac/0x100 [fuse]
Oct  6 20:01:09 debian kernel: [ 1088.254758]  fuse_file_open+0x123/0x190 [fuse]
Oct  6 20:01:09 debian kernel: [ 1088.254769]  fuse_open_common+0x98/0x190 [fuse]
Oct  6 20:01:09 debian kernel: [ 1088.254780]  ? fuse_open_common+0x190/0x190 [fuse]
Oct  6 20:01:09 debian kernel: [ 1088.254789]  do_dentry_open+0x14e/0x370
Oct  6 20:01:09 debian kernel: [ 1088.254796]  path_openat+0xb26/0x1280
Oct  6 20:01:09 debian kernel: [ 1088.254801]  ? xas_load+0x5/0xa0
Oct  6 20:01:09 debian kernel: [ 1088.254807]  ? xa_load+0x70/0xb0
Oct  6 20:01:09 debian kernel: [ 1088.254812]  ? _raw_spin_unlock+0x15/0x30
Oct  6 20:01:09 debian kernel: [ 1088.254816]  ? list_lru_add+0x148/0x190
Oct  6 20:01:09 debian kernel: [ 1088.254820]  do_filp_open+0xa9/0x150
Oct  6 20:01:09 debian kernel: [ 1088.254827]  ? __check_object_size+0x12b/0x170
Oct  6 20:01:09 debian kernel: [ 1088.254832]  ? _raw_spin_unlock+0x15/0x30
Oct  6 20:01:09 debian kernel: [ 1088.254836]  do_sys_openat2+0x9b/0x160
Oct  6 20:01:09 debian kernel: [ 1088.254842]  __x64_sys_openat+0x54/0xa0
Oct  6 20:01:09 debian kernel: [ 1088.254848]  do_syscall_64+0x3b/0xc0
Oct  6 20:01:09 debian kernel: [ 1088.254853]  entry_SYSCALL_64_after_hwframe+0x61/0xcb
Oct  6 20:01:09 debian kernel: [ 1088.254857] RIP: 0033:0x7f9236fd95a7
Oct  6 20:01:09 debian kernel: [ 1088.254861] RSP: 002b:00007ffed2bf8af0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
Oct  6 20:01:09 debian kernel: [ 1088.254865] RAX: ffffffffffffffda RBX: 00007ffed2bf9170 RCX: 00007f9236fd95a7
Oct  6 20:01:09 debian kernel: [ 1088.254867] RDX: 0000000000000000 RSI: 00007ffed2bfb3ab RDI: 00000000ffffff9c
Oct  6 20:01:09 debian kernel: [ 1088.254870] RBP: 00007ffed2bfb3ab R08: 00007ffed2bf9170 R09: 0000000000000000
Oct  6 20:01:09 debian kernel: [ 1088.254872] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
Oct  6 20:01:09 debian kernel: [ 1088.254874] R13: 0000000000000001 R14: 00005567fc6be2d0 R15: 0000000000000000
Oct  6 20:01:09 debian kernel: [ 1088.254878]  </TASK>

Oct  6 20:03:10 debian kernel: [ 1209.092165] task:cp              state:D stack:    0 pid: 1329 ppid:  1266 flags:0x00004004
Oct  6 20:03:10 debian kernel: [ 1209.092172] Call Trace:
Oct  6 20:03:10 debian kernel: [ 1209.092174]  <TASK>
Oct  6 20:03:10 debian kernel: [ 1209.092179]  __schedule+0x308/0x9f0
Oct  6 20:03:10 debian kernel: [ 1209.092191]  schedule+0x4e/0xb0
Oct  6 20:03:10 debian kernel: [ 1209.092198]  request_wait_answer+0x12d/0x210 [fuse]
Oct  6 20:03:10 debian kernel: [ 1209.092212]  ? dequeue_task_stop+0x70/0x70
Oct  6 20:03:10 debian kernel: [ 1209.092219]  fuse_simple_request+0x1a3/0x320 [fuse]
Oct  6 20:03:10 debian kernel: [ 1209.092230]  fuse_send_open+0xac/0x100 [fuse]
Oct  6 20:03:10 debian kernel: [ 1209.092243]  fuse_file_open+0x123/0x190 [fuse]
Oct  6 20:03:10 debian kernel: [ 1209.092255]  fuse_open_common+0x98/0x190 [fuse]
Oct  6 20:03:10 debian kernel: [ 1209.092266]  ? fuse_open_common+0x190/0x190 [fuse]
Oct  6 20:03:10 debian kernel: [ 1209.092275]  do_dentry_open+0x14e/0x370
Oct  6 20:03:10 debian kernel: [ 1209.092282]  path_openat+0xb26/0x1280
Oct  6 20:03:10 debian kernel: [ 1209.092289]  ? xas_load+0x5/0xa0
Oct  6 20:03:10 debian kernel: [ 1209.092295]  ? xa_load+0x70/0xb0
Oct  6 20:03:10 debian kernel: [ 1209.092301]  ? _raw_spin_unlock+0x15/0x30
Oct  6 20:03:10 debian kernel: [ 1209.092304]  ? list_lru_add+0x148/0x190
Oct  6 20:03:10 debian kernel: [ 1209.092309]  do_filp_open+0xa9/0x150
Oct  6 20:03:10 debian kernel: [ 1209.092315]  ? __check_object_size+0x12b/0x170
Oct  6 20:03:10 debian kernel: [ 1209.092320]  ? _raw_spin_unlock+0x15/0x30
Oct  6 20:03:10 debian kernel: [ 1209.092324]  do_sys_openat2+0x9b/0x160
Oct  6 20:03:10 debian kernel: [ 1209.092331]  __x64_sys_openat+0x54/0xa0
Oct  6 20:03:10 debian kernel: [ 1209.092337]  do_syscall_64+0x3b/0xc0
Oct  6 20:03:10 debian kernel: [ 1209.092341]  entry_SYSCALL_64_after_hwframe+0x61/0xcb
Oct  6 20:03:10 debian kernel: [ 1209.092346] RIP: 0033:0x7f9236fd95a7
Oct  6 20:03:10 debian kernel: [ 1209.092349] RSP: 002b:00007ffed2bf8af0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
Oct  6 20:03:10 debian kernel: [ 1209.092353] RAX: ffffffffffffffda RBX: 00007ffed2bf9170 RCX: 00007f9236fd95a7
Oct  6 20:03:10 debian kernel: [ 1209.092356] RDX: 0000000000000000 RSI: 00007ffed2bfb3ab RDI: 00000000ffffff9c
Oct  6 20:03:10 debian kernel: [ 1209.092358] RBP: 00007ffed2bfb3ab R08: 00007ffed2bf9170 R09: 0000000000000000
Oct  6 20:03:10 debian kernel: [ 1209.092360] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
Oct  6 20:03:10 debian kernel: [ 1209.092362] R13: 0000000000000001 R14: 00005567fc6be2d0 R15: 0000000000000000
Oct  6 20:03:10 debian kernel: [ 1209.092367]  </TASK>

os ver:
debian@debian:~$ cat /etc/debian_version
11.5
debian@debian:~$ uname -a
Linux debian 5.18.0-0.deb11.4-amd64 #1 SMP PREEMPT_DYNAMIC Debian 5.18.16-1~bpo11+1 (2022-08-12) x86_64 GNU/Linux


f <fengchen_dav>

 

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