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mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 321
Parent subsystem(s): kernel (90)
Child subsystems: damon (0)
open (131):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
INFO: rcu detected stall in nsim_fib_event_work mm C error 2 6d12h 2d12h
BUG: Bad page state in page_cache_ra_order mm C 4 6d11h 2d14h
INFO: task hung in exit_mmap (2) mm C done 6 4d05h 8d23h
kernel BUG in __filemap_add_folio fs mm C done 14 19h20m 9d05h
INFO: task hung in page_cache_ra_order fs mm C done 13 4d12h 11d 💬 1 [11d]
WARNING in move_to_new_folio mm C done 13 18d 21d PATCH [2d18h]
BUG: sleeping function called from invalid context in emon mm 1 28d 24d
BUG: unable to handle kernel paging request in clear_page_erms (7) mm 1 30d 25d
general protection fault in mremap mm C done 25 30d 28d 💬 8 [19d]
KCSAN: data-race in getrusage / try_to_unmap_one (2) mm 6 1d08h 30d
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (7) fs mm 2 18d 32d
INFO: rcu detected stall in clone (7) mm 40 2d02h 38d
KCSAN: data-race in try_to_migrate_one / vms_clear_ptes (2) mm 1 39d 39d 💬 1 [38d]
KASAN: slab-use-after-free Read in __mm_populate mm 1 48d 44d
UBSAN: shift-out-of-bounds in shmem_undo_range mm bcachefs syz 1 52d 48d
general protection fault in xas_create bcachefs mm syz 1 52d 48d
KASAN: wild-memory-access Read in lookup_swap_cgroup_id cgroups mm 1 58d 53d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (8) fs mm 2 50d 54d PATCH [54d]
WARNING in depot_fetch_stack mm 6 10m 60d
WARNING: bad unlock balance in __mm_populate xfs mm C 52 47d 62d 💬 12 [49d]
KASAN: global-out-of-bounds Read in get_mem_cgroup_from_mm cgroups mm ntfs3 C 1 63d 62d
WARNING in get_dump_page ext4 mm C done error 5 53d 66d
BUG: unable to handle kernel paging request in shmem_undo_range mm syz 3 38d 75d
kernel BUG in shmem_undo_range mm bcachefs syz 1 76d 75d
WARNING in workingset_update_node mm bcachefs syz 1 77d 75d
KASAN: slab-out-of-bounds Read in folio_try_get bcachefs mm C 3 58d 78d 💬 2 [78d]
KASAN: slab-use-after-free Read in folio_lock_anon_vma_read mm 1 85d 81d 💬 2 [44d]
KASAN: slab-use-after-free Write in folio_get_anon_vma mm 1 88d 84d
INFO: task hung in rmap_walk_file mm C error 19 17d 85d
UBSAN: shift-out-of-bounds in xas_reload bcachefs mm C 4 72d 86d 💬 2 [77d]
KASAN: slab-use-after-free Read in list_lru_del mm syz done 9 8d23h 86d
UBSAN: shift-out-of-bounds in shmem_add_to_page_cache mm bcachefs syz 1 90d 88d 💬 3 [78d]
UBSAN: shift-out-of-bounds in xas_create bcachefs mm C 5 54d 88d 💬 2 [78d]
KASAN: use-after-free Read in ptdump_pte_entry mm 2 88d 103d
kernel BUG in alloc_hugetlb_folio_reserve mm C done 86 23d 119d PATCH [103d]
INFO: rcu detected stall in task_numa_work (2) bpf mm C error 16 41d 120d
KASAN: slab-use-after-free Read in filemap_map_pages xfs mm C inconclusive 7 19d 123d 💬 1 [122d]
possible deadlock in move_pages (2) mm C done 508 110d 132d
INFO: task hung in hugetlbfs_zero_partial_page fs mm syz done 3 33d 133d
INFO: rcu detected stall in sys_mkdirat (2) mm 42 4d17h 138d
WARNING in __folio_rmap_sanity_checks (2) xfs mm C inconclusive 11 33d 144d 💬 25 [41d]
BUG: unable to handle kernel paging request in memcg_rstat_updated mm cgroups 6 31d 145d
INFO: rcu detected stall in mas_preallocate (2) mm syz done 6 23d 145d 💬 6 [55d]
INFO: rcu detected stall in sys_umount (3) mm syz done 35 33d 146d
WARNING: locking bug in on mm 4 99d 147d
possible deadlock in balance_pgdat (2) scsi mm C 4 116d 150d 💬 1 [107d]
INFO: rcu detected stall in sys_symlinkat (5) mm syz error 53 11d 151d
INFO: rcu detected stall in sys_sendmmsg (7) mm 71 8d01h 154d
KASAN: slab-use-after-free Read in lookup_object_or_alloc (2) media mm syz error unreliable 8 76d 158d
KASAN: slab-use-after-free Read in folio_evictable (3) mm C 32 2d05h 159d 💬 7 [89d]
INFO: rcu detected stall in sys_mmap (3) mm C error 21 14d 159d
INFO: rcu detected stall in sys_setsockopt (4) mm C done inconclusive 24 24d 159d
BUG: corrupted list in list_lru_add mm bcachefs syz 2 21d 162d
INFO: rcu detected stall in security_file_ioctl (9) mm tomoyo 66 6d03h 163d
possible deadlock in try_to_wake_up (7) mm 2 93d 163d
BUG: Bad page state in iomap_write_begin xfs mm C 194 4h12m 164d 💬 4 [41d]
kernel BUG in resv_map_release (3) mm C 9 10d 173d 💬 1 [172d]
INFO: rcu detected stall in sys_pipe2 (2) mm syz done 92 12d 174d
BUG: unable to handle kernel paging request in schedule mm 21 52d 177d
KCSAN: data-race in folios_put_refs / need_mlock_drain (2) mm 17 5d04h 180d
WARNING: locking bug in __set_page_owner mm C error inconclusive 179425 89d 181d 💬 2 [87d]
INFO: rcu detected stall in brk (2) mm syz 2 122d 184d 💬 8 [183d]
KASAN: slab-use-after-free Read in move_to_new_folio (3) mm 81 38d 185d
INFO: rcu detected stall in kthreadd (2) mm C unreliable 67 6d00h 186d
WARNING in get_taint (2) mm C 363 159d 190d
INFO: rcu detected stall in sys_readlink (5) mm fs syz done 29 23d 197d
INFO: rcu detected stall in seq_read_iter (2) mm C inconclusive error 8 70d 199d 💬 1 [198d]
WARNING: ODEBUG bug in __folio_put (2) usb mm syz 27 19d 200d
INFO: rcu detected stall in vma_link_file mm input usb syz 1 205d 201d 💬 6 [199d]
INFO: rcu detected stall in sys_mprotect (8) mm syz done 65 14d 204d
KMSAN: uninit-value in swap_writepage mm syz 25 44d 205d 💬 2 [83d]
WARNING in vms_complete_munmap_vmas mm C 1768 1h04m 207d 💬 1 [24d]
WARNING in page_counter_cancel (5) mm C 14 4d18h 211d 💬 1 [210d]
INFO: rcu detected stall in kjournald2 (2) mm C error 68 5d14h 212d
INFO: rcu detected stall in vhci_release mm syz done 12 14h44m 217d
kernel panic: stack is corrupted in _raw_spin_unlock_irqrestore mm ntfs3 syz 2 218d 218d
KCSAN: data-race in mas_wr_store_entry / mtree_range_walk mm 172 11d 222d 💬 4 [222d]
INFO: rcu detected stall in shmem_fault (6) mm C 104 3d08h 226d PATCH [208d]
BUG: corrupted list in do_compact_page mm syz 46 38d 227d 💬 1 [212d]
INFO: rcu detected stall in sys_execve (6) mm syz done 45 38d 228d
INFO: rcu detected stall in x64_sys_call mm syz error 256 11h58m 236d
BUG: corrupted list in add_to_unbuddied mm syz 43 43d 237d 💬 4 [197d]
KMSAN: uninit-value in sw842_compress mm C 65 10d 238d 💬 3 [170d]
INFO: task hung in hugetlb_fault mm C done 65 18d 239d 💬 2 [203d]
kernel BUG in z3fold_page_migrate mm syz 354 36d 242d
INFO: task hung in page_cache_ra_unbounded (2) mm fs C done 3640 6d21h 244d 💬 1 [56d]
KASAN: slab-use-after-free Read in isolate_migratepages_block mm 44 38d 253d
INFO: task hung in hugetlb_wp mm C done inconclusive 94 69d 260d
INFO: rcu detected stall in kcov_close mm 109 1d10h 264d
kernel panic: System is deadlocked on memory (2) mm 27 13d 264d
INFO: rcu detected stall in vm_mmap_pgoff mm 87 4d22h 265d PATCH [208d]
INFO: task hung in filemap_fault (6) mm 192 9d08h 298d
WARNING: locking bug in __schedule mm 1943 40d 329d 💬 1 [56d]
BUG: unable to handle kernel paging request in free_unref_page mm syz 2 114d 336d
possible deadlock in __mmap_lock_do_trace_acquire_returned (2) mm C error inconclusive 621 278d 342d
WARNING in shmem_evict_inode (3) mm 34 10d 344d
INFO: rcu detected stall in sys_sendto (7) mm C error 264 6d14h 347d
INFO: task hung in __lru_add_drain_all (2) mm syz 272 13d 351d
BUG: Bad rss-counter state (5) bcachefs mm C done 2354 1d20h 355d 💬 3 [24d]
INFO: rcu detected stall in validate_mm (3) mm C error 34 38d 356d 💬 5 [298d]
general protection fault in __pte_offset_map_lock mm C done done 90 144d 363d
possible deadlock in gup_fast_fallback ntfs3 mm C done 1960 4h20m 378d 💬 1 [24d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm C error inconclusive 498 288d 395d 💬 2 [274d]
INFO: rcu detected stall in sys_clone (8) mm bpf C error 254 7d06h 401d 💬 10 [9d23h]
BUG: soft lockup in mac80211_hwsim_beacon (2) wireless mm C error inconclusive 83 2d18h 418d 💬 1 [237d]
INFO: rcu detected stall in asm_exc_page_fault mm syz error 4 30d 420d 💬 3 [274d]
WARNING in kunmap_local_indexed mm C 1380 285d 432d
INFO: rcu detected stall in sys_syslog (2) mm C error 39 23d 438d
BUG: soft lockup in pipe_read fs mm syz 5 87d 465d
INFO: task hung in _vm_unmap_aliases (3) mm C 509 160d 480d
INFO: rcu detected stall in dput (8) mm C done 329 1d06h 489d
INFO: rcu detected stall in sys_socket (10) mm C done 117 2d00h 520d 💬 6 [516d]
BUG: spinlock recursion in try_to_wake_up mm crypto C 9 255d 537d
INFO: rcu detected stall in sys_unshare (9) mm C inconclusive done 39 6d23h 540d 💬 1 [53d]
INFO: rcu detected stall in worker_thread (9) netfilter mm C done 3501 1h23m 574d PATCH [567d]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm C 138 296d 577d
KASAN: slab-out-of-bounds Read in generic_perform_write hfs mm C inconclusive 10473 31d 587d PATCH [303d]
kernel BUG in filemap_unaccount_folio mm C done 370 27d 605d 💬 4 [150d]
INFO: rcu detected stall in sys_openat (3) mm C error 391 2d16h 608d
INFO: rcu detected stall in sys_unlink (3) mm C error 178 9d14h 629d
KCSAN: data-race in generic_fillattr / shmem_mknod (2) mm syz 760 166d 740d 💬 21 [180d]
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 517 23h00m 740d 💬 6 [24d]
possible deadlock in filemap_fault mm block C done 2692 1h37m 912d 💬 4 [24d]
INFO: rcu detected stall in sys_newfstatat (4) mm C error 411 9d18h 922d 💬 1 [263d]
memory leak in xas_create mm C 15 500d 1029d 💬 9 [536d]
WARNING in ext4_dirty_folio mm C inconclusive done 25811 9d16h 1134d 💬 2 [24d]
INFO: task hung in do_read_cache_folio kasan mm block C error error 179 680d 1182d 💬 3 [667d]
INFO: rcu detected stall in corrupted (4) mm C done inconclusive 648 8d07h 1702d 💬 7 [24d]
INFO: task can't die in wait_on_page_bit_common fs mm C done 5 1356d 1709d
KASAN: use-after-free Read in corrupted (4) mm C done error 14 73d 1726d 💬 2 [1067d]
INFO: task hung in do_read_cache_page (3) fs mm C done inconclusive 88 1026d 1924d 💬 2 [1817d]
moderation (51):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in mlock_folio / need_mlock_drain (7) mm 1 1h10m 1h09m
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (3) mm fs 1 3d22h 3d22h
KCSAN: data-race in mas_replace_node / mas_state_walk (2) mm 2 2d23h 4d19h
general protection fault in lru_gen_test_recent mm 1 9d03h 5d03h
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 3 1d06h 7d02h
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 9 46m 8d08h
KCSAN: data-race in call_rcu / mas_state_walk (2) mm 11 18h57m 8d18h
KCSAN: data-race in __filemap_remove_folio / invalidate_bdev mm 1 14d 14d
possible deadlock in page_cache_ra_unbounded (2) mm fs 1 20d 16d
kernel BUG in folio_clear_dirty_for_io fs mm 2 22d 18d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 2 3d02h 19d
upstream test error: KCSAN: data-race in __percpu_counter_limited_add / __percpu_counter_limited_add (3) mm 1 19d 19d
KCSAN: data-race in exec_mmap / vms_clear_ptes (3) mm 1 20d 20d
general protection fault in workingset_refault (2) mm 1 29d 25d
KCSAN: data-race in __xa_set_mark / filemap_write_and_wait_range mm fs 2 32d 32d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 3 8h52m 33d
KCSAN: data-race in __filemap_remove_folio / filemap_write_and_wait_range (4) iomap mm 3 34d 36d
KCSAN: data-race in getrusage / zap_page_range_single mm 3 34d 39d
KCSAN: data-race in file_write_and_wait_range / xas_clear_mark (2) fs mm 1 41d 41d
KCSAN: data-race in _copy_to_iter / copy_page_from_iter_atomic (3) mm 3 35d 43d
general protection fault in refill_obj_stock cgroups mm 1 51d 47d
BUG: stack guard page was hit in sys_sendmmsg (2) mm 1 58d 54d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (2) mm fs 16 7d03h 88d
KCSAN: data-race in munlock_folio / need_mlock_drain (6) mm 7 46m 97d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (9) fs mm 5 15d 131d
KCSAN: data-race in generic_fillattr / shmem_symlink (4) mm 6 44d 145d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 43 3d12h 163d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 215 10h15m 164d
KCSAN: data-race in fill_mg_cmtime / shmem_unlink mm 48 4d22h 165d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 361 20m 166d
general protection fault in call_timer_fn mm rdma acpi 3 86d 197d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 32 7d07h 199d
KCSAN: data-race in __delete_from_swap_cache / folio_mapping (5) mm 33 11d 202d
KCSAN: data-race in getrusage / vms_clear_ptes mm 115 22h59m 223d 💬 1 [49d]
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 92 1d15h 302d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 87 4d02h 303d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 71 15d 304d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 414 17h00m 361d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 63 3h02m 388d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 114 2d03h 391d
KCSAN: data-race in mas_walk / mas_wmb_replace mm 242 9d07h 477d
KCSAN: data-race in mas_wmb_replace / mtree_range_walk mm 566 10d 480d
KCSAN: data-race in call_rcu / mtree_range_walk mm 871 9d09h 480d
KCSAN: data-race in mas_replace_node / mtree_range_walk mm 595 10d 480d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read mm 1319 9h27m 512d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm fs 878 18h48m 1213d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 1290 7h54m 1236d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 4579 9h34m 1407d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 1516 5d10h 1681d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 4069 4d23h 1971d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 1919 23h13m 1977d