* [Bug 203169] New: at fs/f2fs/checkpoint.c:160 f2fs_is_valid_blkaddr
@ 2019-04-06 1:30 bugzilla-daemon
2019-04-06 1:31 ` [Bug 203169] crash " bugzilla-daemon
` (6 more replies)
0 siblings, 7 replies; 8+ messages in thread
From: bugzilla-daemon @ 2019-04-06 1:30 UTC (permalink / raw)
To: linux-f2fs-devel
https://bugzilla.kernel.org/show_bug.cgi?id=203169
Bug ID: 203169
Summary: at fs/f2fs/checkpoint.c:160 f2fs_is_valid_blkaddr
Product: File System
Version: 2.5
Kernel Version: 5.0.0
Hardware: All
OS: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: f2fs
Assignee: filesystem_f2fs@kernel-bugs.kernel.org
Reporter: jungyeon@gatech.edu
Regression: No
- Messages
[ 35.253775] F2FS-fs (sdb): Invalid segment count (555819297)
[ 35.253777] F2FS-fs (sdb): Can't find valid F2FS filesystem in 2th
superblock
[ 35.264738] F2FS-fs (sdb): Try to recover 2th superblock, ret: 0
[ 35.264740] F2FS-fs (sdb): Mounted with checkpoint version = 7548c2d7
[ 44.217043] F2FS-fs (sdb): Corrupted max_depth of 3: 65533
[ 44.217508] F2FS-fs (sdb): access invalid blkaddr:56
[ 44.217529] WARNING: CPU: 0 PID: 1036 at fs/f2fs/checkpoint.c:160
f2fs_is_valid_blkaddr+0x121/0x170
[ 44.217530] Modules linked in:
[ 44.217532] CPU: 0 PID: 1036 Comm: touch Not tainted 5.0.0 #3
[ 44.217533] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS
Ubuntu-1.8.2-1ubuntu1 04/01/2014
[ 44.217546] RIP: 0010:f2fs_is_valid_blkaddr+0x121/0x170
[ 44.217547] Code: 31 c0 83 fa 06 75 a8 55 89 f1 48 c7 c2 e4 d4 77 ba 48 c7
c6 73 5b 71 ba 48 89 e5 48 83 ec 08 48 8b 3f 88 45 ff e8 ef 7e ff ff <0f> 0b 0f
b6 45 ff c9 e9 79 ff ff ff 4c 8b 47 10 8b 8f d0 03 00 00
[ 44.217548] RSP: 0018:ffffb6d0810d7a48 EFLAGS: 00010286
[ 44.217549] RAX: 0000000000000000 RBX: fffffffffffffff2 RCX:
0000000000000006
[ 44.217550] RDX: 0000000000000000 RSI: 0000000000000092 RDI:
ffff9949f7a163a0
[ 44.217551] RBP: ffffb6d0810d7a50 R08: 0000000000000001 R09:
ffffffffbaf9f0c4
[ 44.217551] R10: 0000000000000000 R11: 00000000000001f8 R12:
0000000000000001
[ 44.217552] R13: ffff9949f53d9000 R14: 0000000000000038 R15:
ffff9949f49feb70
[ 44.217553] FS: 00007f4a868de700(0000) GS:ffff9949f7a00000(0000)
knlGS:0000000000000000
[ 44.217554] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 44.217555] CR2: 0000000001565008 CR3: 00000002301ce005 CR4:
00000000001606f0
[ 44.217558] Call Trace:
[ 44.217562] f2fs_grab_read_bio+0x41/0x100
[ 44.217564] f2fs_submit_page_read+0x2a/0x2a0
[ 44.217566] f2fs_get_read_data_page+0xb3/0x3b0
[ 44.217568] f2fs_find_data_page+0x68/0x190
[ 44.217572] __f2fs_find_entry+0x196/0x3e0
[ 44.217574] f2fs_find_entry+0x51/0x80
[ 44.217576] f2fs_lookup+0x10d/0x370
[ 44.217580] path_openat+0x113c/0x1540
[ 44.217582] do_filp_open+0x99/0x110
[ 44.217587] ? __check_object_size+0x17c/0x1b0
[ 44.217590] ? strncpy_from_user+0x50/0x1b0
[ 44.217593] ? __alloc_fd+0x46/0x170
[ 44.217595] do_sys_open+0x128/0x220
[ 44.217596] ? do_sys_open+0x128/0x220
[ 44.217597] __x64_sys_open+0x21/0x30
[ 44.217612] do_syscall_64+0x5a/0x110
[ 44.217617] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 44.217619] RIP: 0033:0x7f4a863ef040
[ 44.217620] Code: 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00
00 00 0f 1f 44 00 00 83 3d 09 27 2d 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01
f0 ff ff 73 31 c3 48 83 ec 08 e8 7e e0 01 00 48 89 04 24
[ 44.217620] RSP: 002b:00007ffe9e459d08 EFLAGS: 00000246 ORIG_RAX:
0000000000000002
[ 44.217621] RAX: ffffffffffffffda RBX: 00007ffe9e459f38 RCX:
00007f4a863ef040
[ 44.217622] RDX: 00000000000001b6 RSI: 0000000000000941 RDI:
00007ffe9e45bec4
[ 44.217623] RBP: 0000000000000000 R08: 0000000000000000 R09:
0000000000000000
[ 44.217623] R10: 000000000000069d R11: 0000000000000246 R12:
0000000000000000
[ 44.217624] R13: 00007ffe9e45bec4 R14: 0000000000000000 R15:
0000000000000000
[ 44.217625] ---[ end trace 581ce323820140e1 ]---
[ 44.217636] F2FS-fs (sdb): access invalid blkaddr:56
[ 44.217658] WARNING: CPU: 0 PID: 1036 at fs/f2fs/checkpoint.c:160
f2fs_is_valid_blkaddr+0x121/0x170
[ 44.217658] Modules linked in:
[ 44.217660] CPU: 0 PID: 1036 Comm: touch Tainted: G W 5.0.0
#3
[ 44.217660] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS
Ubuntu-1.8.2-1ubuntu1 04/01/2014
[ 44.217662] RIP: 0010:f2fs_is_valid_blkaddr+0x121/0x170
[ 44.217663] Code: 31 c0 83 fa 06 75 a8 55 89 f1 48 c7 c2 e4 d4 77 ba 48 c7
c6 73 5b 71 ba 48 89 e5 48 83 ec 08 48 8b 3f 88 45 ff e8 ef 7e ff ff <0f> 0b 0f
b6 45 ff c9 e9 79 ff ff ff 4c 8b 47 10 8b 8f d0 03 00 00
[ 44.217664] RSP: 0018:ffffb6d0810d7958 EFLAGS: 00010282
[ 44.217665] RAX: 0000000000000000 RBX: fffffffffffffff2 RCX:
0000000000000006
[ 44.217665] RDX: 0000000000000000 RSI: 0000000000000092 RDI:
ffff9949f7a163a0
[ 44.217666] RBP: ffffb6d0810d7960 R08: 0000000000000001 R09:
ffffffffbaf9f0c4
[ 44.217667] R10: 0000000074657374 R11: 0000000000000223 R12:
0000000000000001
[ 44.217667] R13: ffff9949f53d9000 R14: 0000000000000038 R15:
ffff9949f49feb70
[ 44.217668] FS: 00007f4a868de700(0000) GS:ffff9949f7a00000(0000)
knlGS:0000000000000000
[ 44.217669] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 44.217670] CR2: 0000000001565008 CR3: 00000002301ce005 CR4:
00000000001606f0
[ 44.217672] Call Trace:
[ 44.217674] f2fs_grab_read_bio+0x41/0x100
[ 44.217676] f2fs_submit_page_read+0x2a/0x2a0
[ 44.217678] f2fs_get_read_data_page+0xb3/0x3b0
[ 44.217680] f2fs_find_data_page+0x68/0x190
[ 44.217681] __f2fs_find_entry+0x196/0x3e0
[ 44.217683] f2fs_find_entry+0x51/0x80
[ 44.217685] f2fs_lookup+0x10d/0x370
[ 44.217687] __lookup_slow+0x9b/0x150
[ 44.217689] lookup_slow+0x3a/0x60
[ 44.217691] walk_component+0x1c5/0x360
[ 44.217693] ? mntput+0x24/0x40
[ 44.217694] path_lookupat+0x67/0x200
[ 44.217696] filename_lookup+0xb8/0x1a0
[ 44.217699] ? __check_object_size+0x17c/0x1b0
[ 44.217700] ? strncpy_from_user+0x50/0x1b0
[ 44.217702] user_path_at_empty+0x36/0x40
[ 44.217704] ? user_path_at_empty+0x36/0x40
[ 44.217706] do_utimes+0x115/0x160
[ 44.217708] __x64_sys_utimensat+0x88/0xd0
[ 44.217710] ? exit_to_usermode_loop+0xd7/0x120
[ 44.217712] do_syscall_64+0x5a/0x110
[ 44.217713] ? do_syscall_64+0x5a/0x110
[ 44.217715] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 44.217716] RIP: 0033:0x7f4a863f3ad2
[ 44.217717] Code: 2c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00
00 00 00 66 90 48 85 f6 74 2d 4c 63 d1 48 63 ff b8 18 01 00 00 0f 05 <48> 3d 00
f0 ff ff 77 06 f3 c3 0f 1f 40 00 48 8b 15 91 83 2c 00 f7
[ 44.217718] RSP: 002b:00007ffe9e459c18 EFLAGS: 00000202 ORIG_RAX:
0000000000000118
[ 44.217719] RAX: ffffffffffffffda RBX: 0000000000000000 RCX:
00007f4a863f3ad2
[ 44.217719] RDX: 0000000000000000 RSI: 00007ffe9e45bec4 RDI:
ffffffffffffff9c
[ 44.217720] RBP: 00007ffe9e45bec4 R08: 0000000000000000 R09:
0000000000000000
[ 44.217721] R10: 0000000000000000 R11: 0000000000000202 R12:
0000000000000000
[ 44.217721] R13: 00000000ffffff9c R14: 00007ffe9e45bec4 R15:
000000000000000e
[ 44.217723] ---[ end trace 581ce323820140e2 ]---
--
You are receiving this mail because:
You are watching the assignee of the bug.
^ permalink raw reply [flat|nested] 8+ messages in thread* [Bug 203169] crash at fs/f2fs/checkpoint.c:160 f2fs_is_valid_blkaddr
2019-04-06 1:30 [Bug 203169] New: at fs/f2fs/checkpoint.c:160 f2fs_is_valid_blkaddr bugzilla-daemon
@ 2019-04-06 1:31 ` bugzilla-daemon
2019-04-06 1:35 ` bugzilla-daemon
` (5 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: bugzilla-daemon @ 2019-04-06 1:31 UTC (permalink / raw)
To: linux-f2fs-devel
https://bugzilla.kernel.org/show_bug.cgi?id=203169
Jungyeon (jungyeon@gatech.edu) changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|at fs/f2fs/checkpoint.c:160 |crash at
|f2fs_is_valid_blkaddr |fs/f2fs/checkpoint.c:160
| |f2fs_is_valid_blkaddr
--
You are receiving this mail because:
You are watching the assignee of the bug.
^ permalink raw reply [flat|nested] 8+ messages in thread* [Bug 203169] crash at fs/f2fs/checkpoint.c:160 f2fs_is_valid_blkaddr
2019-04-06 1:30 [Bug 203169] New: at fs/f2fs/checkpoint.c:160 f2fs_is_valid_blkaddr bugzilla-daemon
2019-04-06 1:31 ` [Bug 203169] crash " bugzilla-daemon
@ 2019-04-06 1:35 ` bugzilla-daemon
2019-04-06 1:36 ` bugzilla-daemon
` (4 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: bugzilla-daemon @ 2019-04-06 1:35 UTC (permalink / raw)
To: linux-f2fs-devel
https://bugzilla.kernel.org/show_bug.cgi?id=203169
--- Comment #1 from Jungyeon (jungyeon@gatech.edu) ---
- Overview
When mounting attached crafted image and making an empty file, I got this
error.
- Produces
mkdir test
mount -t f2fs tmp.img test
cd test
sudo touch t
dmesg
--
You are receiving this mail because:
You are watching the assignee of the bug.
^ permalink raw reply [flat|nested] 8+ messages in thread* [Bug 203169] crash at fs/f2fs/checkpoint.c:160 f2fs_is_valid_blkaddr
2019-04-06 1:30 [Bug 203169] New: at fs/f2fs/checkpoint.c:160 f2fs_is_valid_blkaddr bugzilla-daemon
2019-04-06 1:31 ` [Bug 203169] crash " bugzilla-daemon
2019-04-06 1:35 ` bugzilla-daemon
@ 2019-04-06 1:36 ` bugzilla-daemon
2019-04-06 1:53 ` bugzilla-daemon
` (3 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: bugzilla-daemon @ 2019-04-06 1:36 UTC (permalink / raw)
To: linux-f2fs-devel
https://bugzilla.kernel.org/show_bug.cgi?id=203169
--- Comment #2 from Jungyeon (jungyeon@gatech.edu) ---
Created attachment 282155
--> https://bugzilla.kernel.org/attachment.cgi?id=282155&action=edit
The (compressed) crafted image which causes crash
--
You are receiving this mail because:
You are watching the assignee of the bug.
^ permalink raw reply [flat|nested] 8+ messages in thread* [Bug 203169] crash at fs/f2fs/checkpoint.c:160 f2fs_is_valid_blkaddr
2019-04-06 1:30 [Bug 203169] New: at fs/f2fs/checkpoint.c:160 f2fs_is_valid_blkaddr bugzilla-daemon
` (2 preceding siblings ...)
2019-04-06 1:36 ` bugzilla-daemon
@ 2019-04-06 1:53 ` bugzilla-daemon
2019-04-09 19:53 ` bugzilla-daemon
` (2 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: bugzilla-daemon @ 2019-04-06 1:53 UTC (permalink / raw)
To: linux-f2fs-devel
https://bugzilla.kernel.org/show_bug.cgi?id=203169
Chao Yu (chao@kernel.org) changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |chao@kernel.org
--- Comment #3 from Chao Yu (chao@kernel.org) ---
I don't think this is a bug.
[ 44.217508] F2FS-fs (sdb): access invalid blkaddr:56
[ 44.217529] WARNING: CPU: 0 PID: 1036 at fs/f2fs/checkpoint.c:160
fs/f2fs/checkpoint.c:160
f2fs_is_valid_blkaddr() {
...
f2fs_msg(sbi->sb, KERN_WARNING, "access invalid blkaddr:%u", blkaddr);
WARN_ON(1);
...
}
BTW, with your image, I just hit below dmesg during mount:
[34996.986845] F2FS-fs (loop0): Invalid segment count (555819297)
[34996.986845] F2FS-fs (loop0): Can't find valid F2FS filesystem in 2th
superblock
[34996.991449] F2FS-fs (loop0): Mismatch valid blocks 0 vs. 12
[34996.991449] F2FS-fs (loop0): Failed to initialize F2FS segment manager
Are you sure, you attached the right image?
--
You are receiving this mail because:
You are watching the assignee of the bug.
^ permalink raw reply [flat|nested] 8+ messages in thread* [Bug 203169] crash at fs/f2fs/checkpoint.c:160 f2fs_is_valid_blkaddr
2019-04-06 1:30 [Bug 203169] New: at fs/f2fs/checkpoint.c:160 f2fs_is_valid_blkaddr bugzilla-daemon
` (3 preceding siblings ...)
2019-04-06 1:53 ` bugzilla-daemon
@ 2019-04-09 19:53 ` bugzilla-daemon
2019-04-12 11:31 ` bugzilla-daemon
2019-07-12 12:00 ` [f2fs-dev] " bugzilla-daemon
6 siblings, 0 replies; 8+ messages in thread
From: bugzilla-daemon @ 2019-04-09 19:53 UTC (permalink / raw)
To: linux-f2fs-devel
https://bugzilla.kernel.org/show_bug.cgi?id=203169
--- Comment #4 from Jungyeon (jungyeon@gatech.edu) ---
The image is f2fs image, but fuzzed from the normal f2fs image for testing.
--
You are receiving this mail because:
You are watching the assignee of the bug.
^ permalink raw reply [flat|nested] 8+ messages in thread* [Bug 203169] crash at fs/f2fs/checkpoint.c:160 f2fs_is_valid_blkaddr
2019-04-06 1:30 [Bug 203169] New: at fs/f2fs/checkpoint.c:160 f2fs_is_valid_blkaddr bugzilla-daemon
` (4 preceding siblings ...)
2019-04-09 19:53 ` bugzilla-daemon
@ 2019-04-12 11:31 ` bugzilla-daemon
2019-07-12 12:00 ` [f2fs-dev] " bugzilla-daemon
6 siblings, 0 replies; 8+ messages in thread
From: bugzilla-daemon @ 2019-04-12 11:31 UTC (permalink / raw)
To: linux-f2fs-devel
https://bugzilla.kernel.org/show_bug.cgi?id=203169
Chao Yu (chao@kernel.org) changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |NEEDINFO
--- Comment #5 from Chao Yu (chao@kernel.org) ---
Could you please check that whether there is kernel crash? I only got warning
info with your fuzzed image.
--
You are receiving this mail because:
You are watching the assignee of the bug.
^ permalink raw reply [flat|nested] 8+ messages in thread* [f2fs-dev] [Bug 203169] crash at fs/f2fs/checkpoint.c:160 f2fs_is_valid_blkaddr
2019-04-06 1:30 [Bug 203169] New: at fs/f2fs/checkpoint.c:160 f2fs_is_valid_blkaddr bugzilla-daemon
` (5 preceding siblings ...)
2019-04-12 11:31 ` bugzilla-daemon
@ 2019-07-12 12:00 ` bugzilla-daemon
6 siblings, 0 replies; 8+ messages in thread
From: bugzilla-daemon @ 2019-07-12 12:00 UTC (permalink / raw)
To: linux-f2fs-devel
https://bugzilla.kernel.org/show_bug.cgi?id=203169
Jungyeon (jungyeon@gatech.edu) changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEEDINFO |CLOSED
Resolution|--- |CODE_FIX
--
You are receiving this mail because:
You are watching the assignee of the bug.
_______________________________________________
Linux-f2fs-devel mailing list
Linux-f2fs-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
^ permalink raw reply [flat|nested] 8+ messages in thread
end of thread, other threads:[~2019-07-12 12:00 UTC | newest]
Thread overview: 8+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-04-06 1:30 [Bug 203169] New: at fs/f2fs/checkpoint.c:160 f2fs_is_valid_blkaddr bugzilla-daemon
2019-04-06 1:31 ` [Bug 203169] crash " bugzilla-daemon
2019-04-06 1:35 ` bugzilla-daemon
2019-04-06 1:36 ` bugzilla-daemon
2019-04-06 1:53 ` bugzilla-daemon
2019-04-09 19:53 ` bugzilla-daemon
2019-04-12 11:31 ` bugzilla-daemon
2019-07-12 12:00 ` [f2fs-dev] " bugzilla-daemon
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).