| Title | Replies (including bot) | Last reply |
|---|---|---|
| [PATCH] btrfs: fix memory leak of fs_devices in degraded seed device path | 3 (3) | 2025/12/11 23:55 |
| [syzbot] [btrfs?] memory leak in btrfs_read_chunk_tree | 0 (5) | 2025/12/10 13:00 |
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| Title | Replies (including bot) | Last reply |
|---|---|---|
| [PATCH] btrfs: fix memory leak of fs_devices in degraded seed device path | 3 (3) | 2025/12/11 23:55 |
| [syzbot] [btrfs?] memory leak in btrfs_read_chunk_tree | 0 (5) | 2025/12/10 13:00 |
| Created | Duration | User | Patch | Repo | Result |
|---|---|---|---|---|---|
| 2025/12/10 13:00 | 21m | kartikey406@gmail.com | patch | upstream | OK log |
| 2025/12/10 10:05 | 1h07m | hariconscious@gmail.com | patch | upstream | report log |
| 2025/12/09 16:59 | 8m | hariconscious@gmail.com | patch | upstream | error |
| 2025/12/09 16:53 | 1m | hariconscious@gmail.com | patch | upstream | error |
BUG: memory leak
unreferenced object 0xffff8881092fce00 (size 512):
comm "syz.0.17", pid 6092, jiffies 4294942574
hex dump (first 32 bytes):
00 fe 44 da de 57 40 6a 82 41 57 ec 7d 44 12 cf ..D..W@j.AW.}D..
00 fe 44 da de 57 40 6a 82 41 57 ec 7d 44 12 cf ..D..W@j.AW.}D..
backtrace (crc d3ac311e):
kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
slab_post_alloc_hook mm/slub.c:4953 [inline]
slab_alloc_node mm/slub.c:5258 [inline]
__kmalloc_cache_noprof+0x3a6/0x570 mm/slub.c:5766
kmalloc_noprof include/linux/slab.h:957 [inline]
kzalloc_noprof include/linux/slab.h:1094 [inline]
alloc_fs_devices+0x20/0xc0 fs/btrfs/volumes.c:381
open_seed_devices fs/btrfs/volumes.c:7172 [inline]
read_one_dev fs/btrfs/volumes.c:7228 [inline]
btrfs_read_chunk_tree+0xa8f/0xcf0 fs/btrfs/volumes.c:7521
open_ctree+0xe0a/0x2410 fs/btrfs/disk-io.c:3459
btrfs_fill_super fs/btrfs/super.c:987 [inline]
btrfs_get_tree_super fs/btrfs/super.c:1951 [inline]
btrfs_get_tree_subvol fs/btrfs/super.c:2094 [inline]
btrfs_get_tree+0x735/0xe00 fs/btrfs/super.c:2128
vfs_get_tree+0x31/0x120 fs/super.c:1759
fc_mount fs/namespace.c:1199 [inline]
do_new_mount_fc fs/namespace.c:3636 [inline]
do_new_mount fs/namespace.c:3712 [inline]
path_mount+0x5b5/0x1320 fs/namespace.c:4022
do_mount fs/namespace.c:4035 [inline]
__do_sys_mount fs/namespace.c:4224 [inline]
__se_sys_mount fs/namespace.c:4201 [inline]
__x64_sys_mount+0x1a2/0x1e0 fs/namespace.c:4201
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xa4/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
BUG: memory leak
unreferenced object 0xffff8881251dfc00 (size 1024):
comm "syz.0.17", pid 6092, jiffies 4294942574
hex dump (first 32 bytes):
90 ce 2f 09 81 88 ff ff 90 ce 2f 09 81 88 ff ff ../......./.....
10 fc 1d 25 81 88 ff ff 10 fc 1d 25 81 88 ff ff ...%.......%....
backtrace (crc 3c4c04f1):
kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
slab_post_alloc_hook mm/slub.c:4953 [inline]
slab_alloc_node mm/slub.c:5258 [inline]
__kmalloc_cache_noprof+0x3a6/0x570 mm/slub.c:5766
kmalloc_noprof include/linux/slab.h:957 [inline]
kzalloc_noprof include/linux/slab.h:1094 [inline]
btrfs_alloc_device+0x5c/0x1f0 fs/btrfs/volumes.c:6907
add_missing_dev+0x4b/0xf0 fs/btrfs/volumes.c:6867
read_one_dev fs/btrfs/volumes.c:7241 [inline]
btrfs_read_chunk_tree+0x7cf/0xcf0 fs/btrfs/volumes.c:7521
open_ctree+0xe0a/0x2410 fs/btrfs/disk-io.c:3459
btrfs_fill_super fs/btrfs/super.c:987 [inline]
btrfs_get_tree_super fs/btrfs/super.c:1951 [inline]
btrfs_get_tree_subvol fs/btrfs/super.c:2094 [inline]
btrfs_get_tree+0x735/0xe00 fs/btrfs/super.c:2128
vfs_get_tree+0x31/0x120 fs/super.c:1759
fc_mount fs/namespace.c:1199 [inline]
do_new_mount_fc fs/namespace.c:3636 [inline]
do_new_mount fs/namespace.c:3712 [inline]
path_mount+0x5b5/0x1320 fs/namespace.c:4022
do_mount fs/namespace.c:4035 [inline]
__do_sys_mount fs/namespace.c:4224 [inline]
__se_sys_mount fs/namespace.c:4201 [inline]
__x64_sys_mount+0x1a2/0x1e0 fs/namespace.c:4201
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xa4/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
BUG: memory leak
unreferenced object 0xffff888126e4a400 (size 512):
comm "syz.0.18", pid 6135, jiffies 4294942600
hex dump (first 32 bytes):
00 fe 44 da de 57 40 6a 82 41 57 ec 7d 44 12 cf ..D..W@j.AW.}D..
00 fe 44 da de 57 40 6a 82 41 57 ec 7d 44 12 cf ..D..W@j.AW.}D..
backtrace (crc 8b73c9ef):
kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
slab_post_alloc_hook mm/slub.c:4953 [inline]
slab_alloc_node mm/slub.c:5258 [inline]
__kmalloc_cache_noprof+0x3a6/0x570 mm/slub.c:5766
kmalloc_noprof include/linux/slab.h:957 [inline]
kzalloc_noprof include/linux/slab.h:1094 [inline]
alloc_fs_devices+0x20/0xc0 fs/btrfs/volumes.c:381
open_seed_devices fs/btrfs/volumes.c:7172 [inline]
read_one_dev fs/btrfs/volumes.c:7228 [inline]
btrfs_read_chunk_tree+0xa8f/0xcf0 fs/btrfs/volumes.c:7521
open_ctree+0xe0a/0x2410 fs/btrfs/disk-io.c:3459
btrfs_fill_super fs/btrfs/super.c:987 [inline]
btrfs_get_tree_super fs/btrfs/super.c:1951 [inline]
btrfs_get_tree_subvol fs/btrfs/super.c:2094 [inline]
btrfs_get_tree+0x735/0xe00 fs/btrfs/super.c:2128
vfs_get_tree+0x31/0x120 fs/super.c:1759
fc_mount fs/namespace.c:1199 [inline]
do_new_mount_fc fs/namespace.c:3636 [inline]
do_new_mount fs/namespace.c:3712 [inline]
path_mount+0x5b5/0x1320 fs/namespace.c:4022
do_mount fs/namespace.c:4035 [inline]
__do_sys_mount fs/namespace.c:4224 [inline]
__se_sys_mount fs/namespace.c:4201 [inline]
__x64_sys_mount+0x1a2/0x1e0 fs/namespace.c:4201
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xa4/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
BUG: memory leak
unreferenced object 0xffff88810ea93000 (size 1024):
comm "syz.0.18", pid 6135, jiffies 4294942600
hex dump (first 32 bytes):
90 a4 e4 26 81 88 ff ff 90 a4 e4 26 81 88 ff ff ...&.......&....
10 30 a9 0e 81 88 ff ff 10 30 a9 0e 81 88 ff ff .0.......0......
backtrace (crc 2183446):
kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
slab_post_alloc_hook mm/slub.c:4953 [inline]
slab_alloc_node mm/slub.c:5258 [inline]
__kmalloc_cache_noprof+0x3a6/0x570 mm/slub.c:5766
kmalloc_noprof include/linux/slab.h:957 [inline]
kzalloc_noprof include/linux/slab.h:1094 [inline]
btrfs_alloc_device+0x5c/0x1f0 fs/btrfs/volumes.c:6907
add_missing_dev+0x4b/0xf0 fs/btrfs/volumes.c:6867
read_one_dev fs/btrfs/volumes.c:7241 [inline]
btrfs_read_chunk_tree+0x7cf/0xcf0 fs/btrfs/volumes.c:7521
open_ctree+0xe0a/0x2410 fs/btrfs/disk-io.c:3459
btrfs_fill_super fs/btrfs/super.c:987 [inline]
btrfs_get_tree_super fs/btrfs/super.c:1951 [inline]
btrfs_get_tree_subvol fs/btrfs/super.c:2094 [inline]
btrfs_get_tree+0x735/0xe00 fs/btrfs/super.c:2128
vfs_get_tree+0x31/0x120 fs/super.c:1759
fc_mount fs/namespace.c:1199 [inline]
do_new_mount_fc fs/namespace.c:3636 [inline]
do_new_mount fs/namespace.c:3712 [inline]
path_mount+0x5b5/0x1320 fs/namespace.c:4022
do_mount fs/namespace.c:4035 [inline]
__do_sys_mount fs/namespace.c:4224 [inline]
__se_sys_mount fs/namespace.c:4201 [inline]
__x64_sys_mount+0x1a2/0x1e0 fs/namespace.c:4201
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xa4/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025/12/04 13:14 | upstream | 8f7aa3d3c732 | d6526ea3 | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] | ci-upstream-gce-leak | memory leak in btrfs_read_chunk_tree |