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mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 379
Parent subsystem(s): kernel (93)
Child subsystems: damon (0)
open (118):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in path_noexec (2) fs mm -1 C error 663 1h52m 6d00h 💬 2 [9h55m]
possible deadlock in ksm_do_scan mm 4 1 12d 8d04h 💬 1 [7d12h]
KCSAN: data-race in try_to_compact_pages / try_to_compact_pages mm 6 1 12d 10d 💬 1 [10d]
WARNING in memory_failure mm -1 C 3 13d 13d 💬 36 [3d16h]
WARNING: bad unlock balance in hugetlb_vmdelete_list fs mm 4 C 1 13d 13d PATCH [11d]
WARNING in __bch2_writepage mm -1 1 17d 13d
kernel BUG in __free_one_page (2) mm -1 C 4 10d 20d
WARNING in ext4_mb_load_buddy_gfp mm -1 C 4 9d13h 21d PATCH [11d]
KMSAN: uninit-value in __run_timer_base (2) batman mm 7 5 15d 26d PATCH [23d]
INFO: rcu detected stall in sys_madvise (2) mm 1 32 20d 36d
WARNING in __alloc_skb (4) mm -1 C 6 8d17h 39d PATCH [16d]
WARNING in copy_process mm -1 syz 2 39d 42d 💬 4 [39d]
BUG: soft lockup in dev_ioctl (2) mm 1 5 45d 45d
linux-next test error: WARNING in __folio_start_writeback fs mm -1 24 34d 45d 💬 3 [40d]
kernel BUG in page_table_check_set mm -1 C 6 32d 45d 💬 5 [44d]
INFO: rcu detected stall in sys_munmap (2) mm 1 syz 26 25d 45d 💬 7 [39d]
WARNING in alloc_frozen_pages_noprof mm -1 C 146 6h24m 54d 💬 3 [52d]
WARNING in try_to_migrate_one (3) mm -1 C done 6 34d 58d 💬 4 [56d]
general protection fault in __pte_offset_map_lock (2) mm 2 C 13 54d 61d 💬 1 [61d]
KASAN: slab-use-after-free Read in lru_add (2) mm gfs2 19 C error 2 28d 63d
kernel BUG in set_page_refcounted mm ntfs3 -1 syz error 1 66d 66d 💬 3 [62d]
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error 3 26d 69d
WARNING: locking bug in __percpu_counter_limited_add mm 4 1 74d 70d
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error 3 7d21h 78d 💬 2 [77d]
KASAN: slab-use-after-free Read in mas_next_slot (2) mm 19 C done 3 82d 82d 💬 10 [80d]
possible deadlock in lock_next_vma mm 4 C 4 84d 86d 💬 4 [81d]
INFO: rcu detected stall in wb_workfn (4) block mm 1 C error 38 14d 87d 💬 1 [33d]
WARNING: lock held when returning to user space in lock_next_vma mm 4 C done 3 82d 90d 💬 11 [87d]
stack segment fault in mtree_range_walk mm 2 C done 6 85d 90d 💬 1 [89d]
WARNING in xfs_init_fs_context mm -1 syz 23 8h26m 98d 💬 10 [7d13h]
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 164 2d04h 107d 💬 1 [69d]
INFO: rcu detected stall in sys_unlinkat (3) tomoyo mm 1 31 97d 122d
INFO: rcu detected stall in vm_area_alloc (6) bpf mm 1 syz error 4 58d 129d
BUG: unable to handle kernel paging request in percpu_ref_get_many (2) cgroups mm 23 80 39d 134d 💬 1 [38d]
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error 49 15d 144d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 2 10d 147d
INFO: rcu detected stall in inet_rtm_newaddr (2) net mm 1 syz error 2 88d 153d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error 8 35d 155d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error 4 7d16h 158d
BUG: Bad page state in page_cache_ra_order mm -1 C error 37 3d10h 158d
INFO: task hung in exit_mmap (2) mm 1 C done error 18 11h38m 164d
kernel BUG in __filemap_add_folio fs mm -1 C done 699 2h21m 164d
BUG: soft lockup in sys_bpf mm 1 38 5h36m 166d
INFO: task hung in page_cache_ra_order fs mm 1 C done 56 1d19h 167d 💬 1 [166d]
INFO: rcu detected stall in clone (7) mm 1 52 5d12h 193d
KASAN: global-out-of-bounds Read in get_mem_cgroup_from_mm cgroups mm 17 C 2 154d 218d
INFO: task hung in rmap_walk_file mm 1 C error 19 34d 241d
KASAN: slab-use-after-free Read in list_lru_del mm 19 syz done 22 2d13h 242d
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 3 47d 254d
INFO: rcu detected stall in task_numa_work (2) mm bpf 1 C error error 18 65d 275d
KASAN: slab-use-after-free Read in filemap_map_pages mm 19 C inconclusive 17 5d13h 278d 💬 1 [278d]
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 53d 289d
INFO: rcu detected stall in sys_mkdirat (2) mm 1 44 92d 293d
WARNING in __folio_rmap_sanity_checks (2) mm -1 C inconclusive 16 2d10h 299d 💬 26 [133d]
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done 7 92d 301d 💬 6 [210d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done 44 2d05h 302d 💬 2 [48d]
possible deadlock in balance_pgdat (2) mm scsi 4 C 4 272d 305d 💬 1 [263d]
INFO: rcu detected stall in sys_symlinkat (5) mm tomoyo fs 1 syz error 72 2d20h 306d
INFO: rcu detected stall in sys_sendmmsg (7) mm tipc 1 90 19h03m 310d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 66 3d07h 314d 💬 7 [21d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error 24 10d 315d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 32 49d 315d
BUG: corrupted list in list_lru_add mm 19 C inconclusive 20 7d03h 318d
INFO: rcu detected stall in security_file_ioctl (9) mm 1 syz error 90 9d14h 318d
BUG: Bad page state in iomap_write_begin xfs mm -1 C 271 50d 320d 💬 4 [40d]
kernel BUG in resv_map_release (3) mm -1 C inconclusive 23 3d02h 328d 💬 1 [328d]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done 105 9d08h 330d
KCSAN: data-race in folios_put_refs / need_mlock_drain (2) mm 6 24 1d04h 336d
INFO: rcu detected stall in brk (2) mm 1 syz 2 277d 340d 💬 8 [339d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 96 6h38m 341d
INFO: rcu detected stall in sys_readlink (5) mm fs 1 syz done 32 48d 353d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 8 226d 355d 💬 1 [354d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 67d 356d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 84 15d 360d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 76 3d23h 368d
INFO: rcu detected stall in vhci_release mm 1 syz done done 12 156d 373d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 137 2d12h 382d PATCH [364d]
INFO: rcu detected stall in sys_execve (6) mm 1 syz done 59 1d16h 384d
INFO: rcu detected stall in x64_sys_call mm 1 C error 384 19h54m 391d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 198d 392d 💬 4 [353d]
KMSAN: uninit-value in sw842_compress mm 7 C 68 1d13h 393d 💬 3 [326d]
INFO: task hung in hugetlb_fault mm 1 C done done 65 74d 394d 💬 2 [32d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 192d 397d
INFO: task hung in page_cache_ra_unbounded (2) fs mm 1 C done 3644 6d22h 399d 💬 1 [21d]
INFO: rcu detected stall in kcov_close mm 1 140 2d02h 420d
kernel panic: System is deadlocked on memory (2) mm 2 61 18h12m 420d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 96 2d08h 421d PATCH [364d]
INFO: rcu detected stall in addrconf_rs_timer (6) x86 mm netfilter 1 syz error error 570 7h44m 492d
BUG: unable to handle kernel paging request in free_unref_page mm 8 syz 2 269d 492d
possible deadlock in __mmap_lock_do_trace_acquire_returned (2) mm 4 C error inconclusive 621 434d 497d
WARNING in shmem_evict_inode (3) mm -1 50 33d 499d
INFO: rcu detected stall in sendmsg (4) mm net 1 C error 59 20d 500d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error 306 14h42m 503d
INFO: rcu detected stall in validate_mm (3) mm 1 C error 38 14d 512d 💬 5 [454d]
possible deadlock in gup_fast_fallback mm 4 C done inconclusive 2729 56d 533d 💬 1 [53d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 444d 550d 💬 2 [430d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 309 1d14h 556d 💬 10 [103d]
WARNING in kunmap_local_indexed mm -1 C 2431 67d 588d
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 39 112d 594d
BUG: soft lockup in pipe_read mm fs 1 syz 5 243d 620d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 581 1d08h 636d
INFO: rcu detected stall in sys_recvmmsg (3) mm net 1 188 1d08h 657d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 155 1d00h 676d 💬 6 [671d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 410d 692d
INFO: rcu detected stall in sys_unshare (9) kernfs mm 1 C inconclusive done 61 10h09m 695d 💬 1 [13d]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 452d 733d PATCH [73d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 485 1d20h 761d 💬 4 [21d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 455 1d13h 764d
INFO: rcu detected stall in sys_unlink (3) tomoyo mm 1 C error 203 17h17m 784d
WARNING in v9fs_fid_get_acl v9fs mm -1 C error error 5660 1h07m 1040d PATCH [400d]
possible deadlock in filemap_fault mm 4 C done 2926 1d00h 1067d 💬 4 [21d]
INFO: rcu detected stall in sys_newfstatat (4) mm 1 C error 462 2d03h 1077d 💬 1 [53d]
memory leak in xas_create mm 3 C 15 656d 1185d 💬 9 [691d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25838 1d06h 1290d 💬 2 [21d]
INFO: task hung in do_read_cache_folio block mm kasan 1 C error error 179 836d 1337d 💬 3 [823d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1512d 1864d
KASAN: use-after-free Read in corrupted (4) mm 19 C done error 14 229d 1882d 💬 2 [1223d]
INFO: task hung in do_read_cache_page (3) mm fs 1 C done inconclusive 88 1182d 2079d 💬 2 [1973d]
moderation (55):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __wb_writeout_add / __wb_writeout_add mm fs 6 1 2d17h 2d17h
KASAN: slab-use-after-free Read in __list_lru_walk_one (3) mm 19 1 7d01h 3d01h
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) mm fs 6 2 4d03h 9d18h
KCSAN: data-race in compact_zone / compact_zone (8) mm 6 1 12d 12d
KCSAN: data-race in _copy_to_iter / _copy_to_iter mm 6 1 15d 15d
KCSAN: data-race in invalidate_inode_pages2_range / xas_store (3) mm 6 1 16d 16d
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (8) cgroups mm 6 1 19d 19d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 2 3d21h 22d
KCSAN: data-race in copy_mm / dup_mmap (2) mm 6 1 24d 24d
KCSAN: data-race in copy_mm / mmap_region mm 6 1 26d 26d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (9) mm 6 1 26d 26d
KCSAN: data-race in __set_task_comm / strlen fs mm 6 1 26d 26d
KCSAN: data-race in copy_mm / copy_page_range (2) mm 6 1 28d 28d
KCSAN: data-race in getrusage / try_to_migrate_one (3) mm 6 3 13d 28d
KCSAN: data-race in exec_mmap / vms_clear_ptes (4) mm 6 1 30d 30d
general protection fault in call_timer_fn (2) kernfs x86 mm 19 3 11d 35d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (10) fs mm 6 2 27d 37d
KCSAN: data-race in __anon_vma_prepare / __vmf_anon_prepare mm 6 1 38d 38d
KCSAN: data-race in mlock_folio / need_mlock_drain (8) mm 6 1 41d 41d
general protection fault in mod_objcg_mlstate cgroups mm 2 1 59d 55d
WARNING in __folio_mark_dirty (3) mm fs -1 1 61d 57d
KCSAN: data-race in page_cache_sync_ra / page_cache_sync_ra (3) ext4 mm 6 16 3d23h 57d
BUG: unable to handle kernel paging request in page_cache_ra_unbounded fs mm 8 1 74d 70d
general protection fault in vma_start_read mm 2 1 85d 81d
KCSAN: data-race in munlock_folio / need_mlock_drain (7) mm 6 2 37d 86d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) mm fs 6 7 2d09h 106d
KCSAN: data-race in filemap_write_and_wait_range / xas_clear_mark (2) fs mm 6 9 29d 137d
KCSAN: data-race in mas_replace_node / mas_state_walk (2) mm 6 36 13d 160d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 66 5d16h 162d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 174 7h10m 163d
KCSAN: data-race in call_rcu / mas_state_walk (2) mm 6 169 4d11h 164d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 6 10 3d19h 174d
KCSAN: data-race in __xa_set_mark / filemap_write_and_wait_range fs mm 6 25 3d23h 187d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 54 9d05h 189d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (2) mm fs 6 230 2d18h 243d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 89 19h36m 318d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 337 1d06h 320d
KCSAN: data-race in fill_mg_cmtime / shmem_unlink mm 6 95 3d18h 321d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 6 642 2d02h 321d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 76 4h23m 354d
KCSAN: data-race in __delete_from_swap_cache / folio_mapping (5) mm 6 55 5d03h 357d
KCSAN: data-race in getrusage / vms_clear_ptes mm 6 189 4d02h 378d 💬 1 [205d]
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 142 2d01h 458d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 130 3d05h 458d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 95 1d06h 460d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 6 617 7h46m 517d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 74 1d23h 543d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 168 18h49m 546d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read mm 6 1952 8h42m 667d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm ext4 6 932 20h54m 1369d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1525 7h06m 1392d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 4860 8h48m 1563d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1555 6h08m 1837d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4101 2h28m 2126d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2243 12h49m 2132d