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mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 314
Parent subsystem(s): kernel (84)
Child subsystems: damon (0)
open (140):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in __mm_populate mm 1 8d01h 4d01h
KCSAN: data-race in bprm_execve / copy_fs (4) fs mm 1 4d16h 4d05h PATCH [2h31m]
BUG: unable to handle kernel paging request in vma_merge_existing_range mm C done 5 1d08h 4d05h 💬 6 [1d00h]
UBSAN: shift-out-of-bounds in shmem_undo_range mm bcachefs syz 1 12d 8d06h
general protection fault in xas_create mm bcachefs syz 1 12d 8d06h
KASAN: wild-memory-access Read in lookup_swap_cgroup_id cgroups mm 1 18d 13d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (8) mm fs 2 10d 14d PATCH [14d]
WARNING in depot_fetch_stack mm 4 11d 19d
WARNING: bad unlock balance in __mm_populate xfs mm C 52 7d03h 22d 💬 12 [8d20h]
KASAN: global-out-of-bounds Read in get_mem_cgroup_from_mm cgroups mm ntfs3 C 1 23d 22d
kernel BUG in try_to_unmap_one mm 1 27d 23d 💬 3 [21d]
kernel BUG in filemap_fault mm 1 28d 24d
WARNING in get_dump_page mm ext4 C done 5 13d 26d
KCSAN: data-race in __unmap_hugepage_range / free_huge_folio mm 1 32d 32d
KCSAN: data-race in try_to_migrate_one / zap_page_range_single mm 1 35d 34d 💬 1 [9d13h]
BUG: unable to handle kernel paging request in shmem_undo_range mm ntfs3 syz 2 21d 35d
kernel BUG in shmem_undo_range mm bcachefs syz 1 36d 35d
WARNING in workingset_update_node mm bcachefs syz 1 36d 35d
KASAN: slab-out-of-bounds Read in folio_try_get bcachefs mm C 3 18d 38d 💬 2 [38d]
KASAN: slab-use-after-free Read in folio_lock_anon_vma_read mm 1 45d 41d 💬 2 [4d03h]
KASAN: slab-use-after-free Write in folio_get_anon_vma mm 1 48d 44d
INFO: task hung in rmap_walk_file mm C error 19 7d16h 45d
UBSAN: shift-out-of-bounds in xas_reload bcachefs mm C 4 32d 46d 💬 2 [37d]
KASAN: slab-use-after-free Read in list_lru_del bcachefs mm syz done 6 3d03h 46d
UBSAN: shift-out-of-bounds in shmem_add_to_page_cache bcachefs mm syz 1 50d 48d 💬 3 [38d]
UBSAN: shift-out-of-bounds in xas_create bcachefs mm C 5 14d 48d 💬 2 [38d]
WARNING: ODEBUG bug in free_unref_page mm 1 61d 56d
BUG: stack guard page was hit in sys_openat mm v9fs C done done 6 63d 59d 💬 1 [31d]
KASAN: use-after-free Read in ptdump_pte_entry mm 2 48d 63d
BUG: stack guard page was hit in loop_process_work mm v9fs 2 67d 63d
WARNING: locking bug in run_posix_cpu_timers mm 1 68d 64d
INFO: rcu detected stall in netlink_release (5) net mm syz error inconclusive 2 62d 66d
BUG: stack guard page was hit in io_wq_worker mm v9fs io-uring C 4 76d 72d
kernel BUG in alloc_hugetlb_folio_reserve mm C done 86 15d 79d PATCH [63d]
INFO: rcu detected stall in task_numa_work (2) mm bpf C error 16 20h24m 79d
KASAN: slab-use-after-free Read in filemap_map_pages xfs mm C inconclusive 6 49d 82d 💬 1 [82d]
KASAN: stack-out-of-bounds Read in save_stack mm 1 92d 88d
general protection fault in __memcg_kmem_charge_page mm cgroups 1 93d 89d
general protection fault in workingset_refault mm 8 90d 92d 💬 1 [90d]
possible deadlock in move_pages (2) mm C done 508 70d 92d
INFO: task hung in hugetlbfs_zero_partial_page fs mm syz done 2 19d 93d
INFO: rcu detected stall in sys_mkdirat (2) mm 41 38d 98d
WARNING in __folio_rmap_sanity_checks (2) xfs mm C inconclusive 10 4d08h 103d 💬 25 [1d02h]
BUG: unable to handle kernel paging request in memcg_rstat_updated cgroups mm 4 14d 105d
INFO: rcu detected stall in mas_preallocate (2) mm syz done 5 9d01h 105d 💬 6 [14d]
INFO: rcu detected stall in sys_umount (3) mm syz done 35 23d 106d
WARNING: locking bug in on mm 4 59d 107d
upstream test error: WARNING: locking bug in __rmqueue_pcplist mm 3 65d 107d
possible deadlock in balance_pgdat (2) scsi mm C 4 76d 109d 💬 1 [67d]
INFO: rcu detected stall in sys_symlinkat (5) mm syz error 48 32d 110d
BUG: stack guard page was hit in sys_sendfile64 mm C 7 67d 111d
KASAN: slab-use-after-free Read in lookup_object_or_alloc (2) media mm syz error unreliable 8 36d 118d
KASAN: slab-use-after-free Read in folio_evictable (3) mm C 19 9h46m 118d 💬 7 [48d]
INFO: rcu detected stall in sys_mmap (3) mm C error 20 1d12h 119d
INFO: rcu detected stall in sys_setsockopt (4) mm C done inconclusive 22 37d 119d
BUG: corrupted list in list_lru_add mm bcachefs syz 1 126d 122d
INFO: rcu detected stall in security_file_ioctl (9) tomoyo mm 60 2d16h 122d
possible deadlock in try_to_wake_up (7) mm 2 53d 123d
BUG: Bad page state in iomap_write_begin xfs mm C 158 19h15m 124d 💬 4 [1d02h]
KCSAN: data-race in mprotect_fixup / page_vma_mapped_walk mm 5 46d 131d
kernel BUG in resv_map_release (3) mm C 8 13d 132d 💬 1 [132d]
INFO: rcu detected stall in sys_pipe2 (2) mm syz done 87 4d00h 134d
BUG: unable to handle kernel paging request in schedule mm 21 12d 137d
BUG: stack guard page was hit in v9fs_file_read_iter mm C 26 63d 138d PATCH [101d]
WARNING: locking bug in get_page_from_freelist mm syz 410 50d 140d 💬 1 [95d]
KCSAN: data-race in folios_put_refs / need_mlock_drain (2) mm 14 1d17h 140d
WARNING: locking bug in __set_page_owner mm C error inconclusive 179425 49d 141d 💬 2 [47d]
INFO: rcu detected stall in brk (2) mm syz 2 81d 144d 💬 8 [143d]
KASAN: slab-use-after-free Read in move_to_new_folio (3) mm 79 1d09h 145d
INFO: rcu detected stall in kthreadd (2) mm C unreliable 53 2d16h 145d
WARNING in get_taint (2) mm C 363 119d 150d
INFO: rcu detected stall in sys_readlink (5) fs mm syz done 27 16h13m 157d
INFO: rcu detected stall in seq_read_iter (2) mm C inconclusive error 8 30d 159d 💬 1 [158d]
WARNING: ODEBUG bug in __folio_put (2) usb mm syz 25 2d07h 160d
INFO: rcu detected stall in vma_link_file mm input usb syz 1 165d 161d 💬 6 [159d]
INFO: rcu detected stall in sys_mprotect (8) mm syz done 62 10d 164d
KMSAN: uninit-value in swap_writepage mm syz 25 4d11h 165d 💬 2 [43d]
WARNING in vms_complete_munmap_vmas mm C 1385 6h23m 167d 💬 1 [16d]
INFO: rcu detected stall in kswapd (3) mm C 5 85d 169d
WARNING in page_counter_cancel (5) mm C 11 1d00h 171d 💬 1 [170d]
INFO: rcu detected stall in schedule_tail (6) mm C 8 77d 172d
INFO: rcu detected stall in kjournald2 (2) mm C error 66 3d05h 172d
INFO: rcu detected stall in vhci_release mm syz done 10 3d02h 177d
kernel panic: stack is corrupted in _raw_spin_unlock_irqrestore mm ntfs3 syz 2 178d 178d
KCSAN: data-race in mas_wr_store_entry / mtree_range_walk mm 150 19h25m 182d 💬 4 [182d]
INFO: rcu detected stall in shmem_fault (6) mm 90 4d03h 186d PATCH [168d]
BUG: corrupted list in do_compact_page mm syz 44 1d20h 187d 💬 1 [172d]
INFO: rcu detected stall in sys_execve (6) mm syz done 45 28d 188d
INFO: rcu detected stall in x64_sys_call mm syz error 234 1d05h 196d
BUG: corrupted list in add_to_unbuddied mm syz 43 3d02h 197d 💬 4 [157d]
KMSAN: uninit-value in sw842_compress mm C 62 1h13m 197d 💬 3 [130d]
INFO: task hung in hugetlb_fault mm C done 65 8d12h 198d 💬 2 [163d]
kernel BUG in z3fold_page_migrate mm syz 337 4h21m 202d
INFO: task hung in page_cache_ra_unbounded (2) fs mm C done 3639 3d07h 204d 💬 1 [16d]
KASAN: slab-use-after-free Read in isolate_migratepages_block mm 42 64d 213d
INFO: task hung in hugetlb_wp mm C done 94 29d 220d
INFO: rcu detected stall in kcov_close mm fs 102 8d11h 224d
kernel panic: System is deadlocked on memory (2) mm 25 7h33m 224d
INFO: rcu detected stall in vm_mmap_pgoff mm 81 28d 225d PATCH [168d]
BUG: Bad page map (8) mm C done done 10 66d 249d 💬 10 [87d]
INFO: task hung in filemap_fault (6) mm 188 16d 258d
WARNING in __page_table_check_ptes_set (2) mm C done inconclusive 120 70d 285d 💬 4 [175d]
WARNING: locking bug in __schedule mm 1943 1h28m 289d 💬 1 [16d]
BUG: unable to handle kernel paging request in free_unref_page mm syz 2 74d 296d
possible deadlock in __mmap_lock_do_trace_acquire_returned (2) mm C error inconclusive 621 238d 301d
INFO: rcu detected stall in shmem_file_write_iter (2) mm 142 32d 302d
WARNING in shmem_evict_inode (3) mm 29 27d 304d
INFO: rcu detected stall in sys_sendto (7) mm net C error 257 5d18h 307d
INFO: task hung in __lru_add_drain_all (2) mm syz 271 3d12h 311d
BUG: Bad rss-counter state (5) mm bcachefs C done 2318 2d14h 315d 💬 3 [16d]
INFO: rcu detected stall in validate_mm (3) mm C error 33 9d10h 316d 💬 5 [258d]
general protection fault in __pte_offset_map_lock mm C done done 90 103d 323d
possible deadlock in gup_fast_fallback ntfs3 mm C done 1695 14h54m 337d 💬 1 [16d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm C error inconclusive 498 248d 355d 💬 2 [234d]
INFO: rcu detected stall in sys_clone (8) mm bpf C error 242 11d 361d 💬 10 [1d02h]
INFO: rcu detected stall in asm_exc_page_fault mm syz error 4 21d 380d 💬 3 [234d]
WARNING in kunmap_local_indexed mm C 1380 245d 392d
INFO: rcu detected stall in sys_syslog (2) mm C error 37 7d04h 398d
BUG: soft lockup in pipe_read mm fs syz 5 47d 424d
INFO: task hung in _vm_unmap_aliases (3) mm C 509 120d 440d
INFO: rcu detected stall in dput (8) mm fs C done 297 2d14h 449d
INFO: rcu detected stall in sys_socket (10) mm C done 111 1d12h 480d 💬 6 [475d]
BUG: spinlock recursion in try_to_wake_up mm crypto C 9 214d 497d
INFO: rcu detected stall in worker_thread (9) mm C done 3353 1h01m 534d PATCH [527d]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm C 138 256d 537d
KASAN: slab-out-of-bounds Read in generic_perform_write hfs mm C inconclusive 10467 4d09h 547d PATCH [263d]
kernel BUG in filemap_unaccount_folio mm C done done 369 16d 565d 💬 4 [110d]
INFO: rcu detected stall in sys_openat (3) mm C error 372 9d19h 568d
INFO: rcu detected stall in sys_unlink (3) tomoyo mm fs C error 173 2d23h 589d
KCSAN: data-race in generic_fillattr / shmem_mknod (2) mm syz 760 126d 700d 💬 21 [140d]
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 470 2h44m 700d 💬 6 [172d]
possible deadlock in filemap_fault mm C done 2572 2d07h 872d 💬 4 [16d]
INFO: rcu detected stall in sys_newfstatat (4) mm C error 398 4d21h 882d 💬 1 [223d]
memory leak in xas_create mm C 15 460d 989d 💬 9 [495d]
WARNING in ext4_dirty_folio mm C inconclusive done 25805 3d09h 1094d 💬 2 [16d]
INFO: task hung in do_read_cache_folio kasan mm block C error error 179 640d 1141d 💬 3 [627d]
INFO: rcu detected stall in corrupted (4) mm pci C done inconclusive 644 4d10h 1662d 💬 7 [109d]
INFO: task can't die in wait_on_page_bit_common mm fs C done 5 1316d 1669d
KASAN: use-after-free Read in corrupted (4) mm C done error 14 33d 1686d 💬 2 [1027d]
INFO: task hung in do_read_cache_page (3) fs mm C done inconclusive 88 986d 1883d 💬 2 [1777d]
moderation (44):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in file_write_and_wait_range / xas_clear_mark (2) fs mm 1 21h30m 21h29m
KCSAN: data-race in _copy_to_iter / copy_page_from_iter_atomic (3) mm 1 3d02h 3d02h
general protection fault in refill_obj_stock mm cgroups 1 11d 7d09h
BUG: stack guard page was hit in sys_sendmmsg (2) mm 1 18d 14d
BUG: corrupted list in __folio_split mm 1 42d 38d
KCSAN: data-race in xas_create / xas_find (9) mm fs 2 27d 39d
KCSAN: data-race in getrusage / try_to_migrate_one mm 8 27d 40d 💬 1 [9d13h]
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (2) fs mm 2 7d14h 47d
BUG: stack guard page was hit in sys_mount mm 1 55d 51d
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (7) fs mm 3 17d 56d
KCSAN: data-race in munlock_folio / need_mlock_drain (6) mm 5 8d23h 57d
BUG: unable to handle kernel paging request in __folio_batch_add_and_move mm 2 63d 73d
general protection fault in trace_event_raw_event_hugetlbfs_alloc_inode fs mm 1 88d 84d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (9) mm fs 4 31d 91d
KCSAN: data-race in generic_fillattr / shmem_symlink (4) mm 6 4d12h 104d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (6) fs mm 4 18d 111d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 31 1d19h 122d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 166 1d01h 124d
KCSAN: data-race in fill_mg_cmtime / shmem_unlink mm 39 3d15h 125d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 280 7h03m 126d
BUG: workqueue leaked atomic, lock or RCU: syz.NUM.NUM[NUM] mm usb 4 82d 129d
general protection fault in call_timer_fn mm rdma acpi 3 46d 157d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 26 1d10h 158d
KCSAN: data-race in __delete_from_swap_cache / folio_mapping (5) mm 29 5d12h 162d
KCSAN: data-race in getrusage / vms_clear_ptes mm 94 1d04h 182d 💬 1 [9d13h]
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (6) fs mm 6 51d 188d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 78 6d14h 262d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 75 1d11h 263d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 57 3d19h 264d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 347 8h52m 321d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 57 12h34m 347d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 106 6d19h 351d
KCSAN: data-race in mas_walk / mas_wmb_replace mm 226 19h42m 437d
KCSAN: data-race in mas_wmb_replace / mtree_range_walk mm 541 2h31m 439d
KCSAN: data-race in call_rcu / mtree_range_walk mm 820 4h37m 439d
KCSAN: data-race in mas_replace_node / mtree_range_walk mm 570 1h13m 439d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read mm 1144 9h02m 472d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 871 13h12m 1173d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 1222 1d00h 1196d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 4505 9h14m 1367d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 1499 2d14h 1641d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 4065 2d13h 1931d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 1828 8h55m 1936d
corrupted report (2) bcachefs mm 856425 now 2539d