| Title | Replies (including bot) | Last reply |
|---|---|---|
| [syzbot] [btrfs?] memory leak in btrfs_add_delayed_tree_ref | 1 (2) | 2023/11/06 20:19 |
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| Title | Replies (including bot) | Last reply |
|---|---|---|
| [syzbot] [btrfs?] memory leak in btrfs_add_delayed_tree_ref | 1 (2) | 2023/11/06 20:19 |
executing program
BUG: memory leak
unreferenced object 0xffff88810f56ca40 (size 64):
comm "kworker/u4:9", pid 2844, jiffies 4294943036 (age 12.910s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
00 00 00 00 00 00 00 00 00 20 52 00 00 00 00 00 ......... R.....
backtrace:
[<ffffffff8163353d>] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline]
[<ffffffff8163353d>] slab_post_alloc_hook mm/slab.h:766 [inline]
[<ffffffff8163353d>] slab_alloc_node mm/slub.c:3478 [inline]
[<ffffffff8163353d>] __kmem_cache_alloc_node+0x2dd/0x3f0 mm/slub.c:3517
[<ffffffff8157e395>] kmalloc_trace+0x25/0x90 mm/slab_common.c:1098
[<ffffffff821382b0>] kmalloc include/linux/slab.h:600 [inline]
[<ffffffff821382b0>] kzalloc include/linux/slab.h:721 [inline]
[<ffffffff821382b0>] btrfs_add_delayed_tree_ref+0x550/0x5b0 fs/btrfs/delayed-ref.c:1045
[<ffffffff8208a2eb>] btrfs_alloc_tree_block+0x65b/0x7c0 fs/btrfs/extent-tree.c:5153
[<ffffffff8206ef8e>] btrfs_force_cow_block+0x1be/0xb30 fs/btrfs/ctree.c:563
[<ffffffff8206fa28>] btrfs_cow_block+0x128/0x3b0 fs/btrfs/ctree.c:741
[<ffffffff82076439>] btrfs_search_slot+0xa49/0x1770 fs/btrfs/ctree.c:2095
[<ffffffff820900cc>] btrfs_lookup_file_extent+0x7c/0xa0 fs/btrfs/file-item.c:270
[<ffffffff820ca3fa>] btrfs_drop_extents+0x1aa/0x1670 fs/btrfs/file.c:251
[<ffffffff820ae42d>] insert_reserved_file_extent+0x10d/0x480 fs/btrfs/inode.c:2898
[<ffffffff820b6947>] insert_ordered_extent_file_extent fs/btrfs/inode.c:3005 [inline]
[<ffffffff820b6947>] btrfs_finish_one_ordered+0x957/0xf00 fs/btrfs/inode.c:3113
[<ffffffff82106858>] btrfs_work_helper+0x158/0x550 fs/btrfs/async-thread.c:315
[<ffffffff812cb50d>] process_one_work+0x23d/0x530 kernel/workqueue.c:2630
[<ffffffff812cc137>] process_scheduled_works kernel/workqueue.c:2703 [inline]
[<ffffffff812cc137>] worker_thread+0x327/0x590 kernel/workqueue.c:2784
[<ffffffff812d8afb>] kthread+0x12b/0x170 kernel/kthread.c:388
[<ffffffff8114b9a5>] ret_from_fork+0x45/0x50 arch/x86/kernel/process.c:147
BUG: memory leak
unreferenced object 0xffff88810f56ca80 (size 64):
comm "kworker/u4:9", pid 2844, jiffies 4294943036 (age 12.910s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
00 00 00 00 00 00 00 00 00 00 69 00 00 00 00 00 ..........i.....
backtrace:
[<ffffffff8163353d>] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline]
[<ffffffff8163353d>] slab_post_alloc_hook mm/slab.h:766 [inline]
[<ffffffff8163353d>] slab_alloc_node mm/slub.c:3478 [inline]
[<ffffffff8163353d>] __kmem_cache_alloc_node+0x2dd/0x3f0 mm/slub.c:3517
[<ffffffff8157e395>] kmalloc_trace+0x25/0x90 mm/slab_common.c:1098
[<ffffffff821382b0>] kmalloc include/linux/slab.h:600 [inline]
[<ffffffff821382b0>] kzalloc include/linux/slab.h:721 [inline]
[<ffffffff821382b0>] btrfs_add_delayed_tree_ref+0x550/0x5b0 fs/btrfs/delayed-ref.c:1045
[<ffffffff82086db1>] btrfs_free_tree_block+0x131/0x450 fs/btrfs/extent-tree.c:3432
[<ffffffff8206f4a8>] btrfs_force_cow_block+0x6d8/0xb30 fs/btrfs/ctree.c:618
[<ffffffff8206fa28>] btrfs_cow_block+0x128/0x3b0 fs/btrfs/ctree.c:741
[<ffffffff82076439>] btrfs_search_slot+0xa49/0x1770 fs/btrfs/ctree.c:2095
[<ffffffff820900cc>] btrfs_lookup_file_extent+0x7c/0xa0 fs/btrfs/file-item.c:270
[<ffffffff820ca3fa>] btrfs_drop_extents+0x1aa/0x1670 fs/btrfs/file.c:251
[<ffffffff820ae42d>] insert_reserved_file_extent+0x10d/0x480 fs/btrfs/inode.c:2898
[<ffffffff820b6947>] insert_ordered_extent_file_extent fs/btrfs/inode.c:3005 [inline]
[<ffffffff820b6947>] btrfs_finish_one_ordered+0x957/0xf00 fs/btrfs/inode.c:3113
[<ffffffff82106858>] btrfs_work_helper+0x158/0x550 fs/btrfs/async-thread.c:315
[<ffffffff812cb50d>] process_one_work+0x23d/0x530 kernel/workqueue.c:2630
[<ffffffff812cc137>] process_scheduled_works kernel/workqueue.c:2703 [inline]
[<ffffffff812cc137>] worker_thread+0x327/0x590 kernel/workqueue.c:2784
[<ffffffff812d8afb>] kthread+0x12b/0x170 kernel/kthread.c:388
[<ffffffff8114b9a5>] ret_from_fork+0x45/0x50 arch/x86/kernel/process.c:147
BUG: memory leak
unreferenced object 0xffff88810f56cb40 (size 64):
comm "kworker/u4:9", pid 2844, jiffies 4294943036 (age 12.910s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
00 00 00 00 00 00 00 00 00 30 52 00 00 00 00 00 .........0R.....
backtrace:
[<ffffffff8163353d>] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline]
[<ffffffff8163353d>] slab_post_alloc_hook mm/slab.h:766 [inline]
[<ffffffff8163353d>] slab_alloc_node mm/slub.c:3478 [inline]
[<ffffffff8163353d>] __kmem_cache_alloc_node+0x2dd/0x3f0 mm/slub.c:3517
[<ffffffff8157e395>] kmalloc_trace+0x25/0x90 mm/slab_common.c:1098
[<ffffffff821382b0>] kmalloc include/linux/slab.h:600 [inline]
[<ffffffff821382b0>] kzalloc include/linux/slab.h:721 [inline]
[<ffffffff821382b0>] btrfs_add_delayed_tree_ref+0x550/0x5b0 fs/btrfs/delayed-ref.c:1045
[<ffffffff8208a2eb>] btrfs_alloc_tree_block+0x65b/0x7c0 fs/btrfs/extent-tree.c:5153
[<ffffffff8206ef8e>] btrfs_force_cow_block+0x1be/0xb30 fs/btrfs/ctree.c:563
[<ffffffff8206fa28>] btrfs_cow_block+0x128/0x3b0 fs/btrfs/ctree.c:741
[<ffffffff82076439>] btrfs_search_slot+0xa49/0x1770 fs/btrfs/ctree.c:2095
[<ffffffff820900cc>] btrfs_lookup_file_extent+0x7c/0xa0 fs/btrfs/file-item.c:270
[<ffffffff820ca3fa>] btrfs_drop_extents+0x1aa/0x1670 fs/btrfs/file.c:251
[<ffffffff820ae42d>] insert_reserved_file_extent+0x10d/0x480 fs/btrfs/inode.c:2898
[<ffffffff820b6947>] insert_ordered_extent_file_extent fs/btrfs/inode.c:3005 [inline]
[<ffffffff820b6947>] btrfs_finish_one_ordered+0x957/0xf00 fs/btrfs/inode.c:3113
[<ffffffff82106858>] btrfs_work_helper+0x158/0x550 fs/btrfs/async-thread.c:315
[<ffffffff812cb50d>] process_one_work+0x23d/0x530 kernel/workqueue.c:2630
[<ffffffff812cc137>] process_scheduled_works kernel/workqueue.c:2703 [inline]
[<ffffffff812cc137>] worker_thread+0x327/0x590 kernel/workqueue.c:2784
[<ffffffff812d8afb>] kthread+0x12b/0x170 kernel/kthread.c:388
[<ffffffff8114b9a5>] ret_from_fork+0x45/0x50 arch/x86/kernel/process.c:147
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023/11/10 20:51 | upstream | 89cdf9d55601 | 45e9b83e | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-gce-leak | memory leak in btrfs_add_delayed_tree_ref | |
| 2023/11/10 16:07 | upstream | 89cdf9d55601 | 45e9b83e | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-gce-leak | memory leak in btrfs_add_delayed_tree_ref | |
| 2023/11/08 09:45 | upstream | 13d88ac54ddd | 83211397 | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-gce-leak | memory leak in btrfs_add_delayed_tree_ref | |
| 2023/11/04 09:09 | upstream | 8f6f76a6a29f | 500bfdc4 | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-gce-leak | memory leak in btrfs_add_delayed_tree_ref | |
| 2023/11/02 17:45 | upstream | 21e80f3841c0 | b5f07fd3 | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-gce-leak | memory leak in btrfs_add_delayed_tree_ref | |
| 2023/11/08 20:06 | upstream | 305230142ae0 | df3908d6 | .config | console log | report | syz | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-gce-leak | memory leak in btrfs_add_delayed_tree_ref |