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mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 404
Parent subsystem(s): kernel (89)
Child subsystems: damon (0)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in madvise_walk_vmas mm 19 8 4d12h 5d17h 💬 3 [5d14h]
KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) mm 19 5 6d16h 6d16h
WARNING in page_counter_uncharge (2) mm cgroups -1 C error 5 1d14h 8d21h PATCH [6d06h]
kernel BUG in collapse_scan_file mm -1 C error 967 16d 17d 💬 16 [16d]
general protection fault in zap_huge_pmd mm 2 C 7 16d 18d 💬 9 [17d]
KMSAN: uninit-value in copy_from_kernel_nofault mm 7 2 8d03h 20d 💬 3 [20d]
possible deadlock in mfill_get_vma mm 4 C 286 16d 21d PATCH [20d]
WARNING: suspicious RCU usage in usb_tx_block mm 4 3 6d12h 28d
WARNING in create_strip_zones mm -1 5 32d 28d PATCH [15d]
INFO: rcu detected stall in __dentry_kill mm 1 69 9h52m 33d
possible deadlock in lock_mm_and_find_vma (4) mm 4 505 8m 38d 💬 2 [38d]
INFO: rcu detected stall in sys_rename (8) mm 1 syz 10 44d 40d
WARNING in __kfence_free (4) kasan mm -1 1 44d 40d
WARNING in __put_task_struct (6) mm -1 3 11d 41d
kernel BUG in __page_table_check_zero (3) mm -1 129 4h21m 46d
INFO: rcu detected stall in sendfile64 mm 1 33 1d14h 50d
kernel BUG in __khugepaged_enter mm -1 5 53d 50d 💬 4 [47d]
KMSAN: uninit-value in follow_page_pte mm 7 1 55d 51d PATCH [5d11h]
KASAN: slab-use-after-free Read in mas_walk mm 19 C 1 53d 52d 💬 6 [51d]
memory leak in __kfree_rcu_sheaf mm f2fs exfat 3 syz 1 56d 55d 💬 22 [16d]
BUG: Bad rss-counter state (6) mm -1 97 15d 57d
KASAN: wild-memory-access Read in lookup_swap_cgroup_id (2) cgroups mm 17 3 31d 58d 💬 3 [51d]
kernel BUG in page_table_check_set (2) mm -1 291 6m 59d 💬 1 [57d]
INFO: rcu detected stall in schedule_tail (8) mm 1 C error error 1 70d 69d
kernel BUG in hpage_collapse_scan_file (2) mm -1 C error 17139 20d 70d 💬 3 [13d]
WARNING in unlink_anon_vmas (2) mm -1 C error 30 13d 77d PATCH [77d]
KASAN: slab-use-after-free Read in lookup_object_or_alloc (3) mm virt 19 10 74d 80d PATCH [76d]
KCSAN: data-race in __anon_vma_prepare / __vmf_anon_prepare race:harmful mm 6 5 50d 81d 💬 9 [80d]
WARNING in xfs_buf_alloc mm -1 1 91d 87d
INFO: rcu detected stall in __mmap_complete mm 1 syz error error 7 56d 91d
possible deadlock in flush_end_io fs mm 4 391 55d 97d
KMSAN: uninit-value in swap_writeout mm 7 8 59d 104d PATCH [89d]
INFO: rcu detected stall in sys_newfstat (4) mm 1 C error 17 5d03h 104d
INFO: rcu detected stall in sys_io_uring_enter (3) mm 1 46 14d 107d
INFO: rcu detected stall in finish_dput mm 1 C error error 138 76d 111d
BUG: sleeping function called from invalid context in kvm_mmu_notifier_invalidate_range_start mm 5 4 29d 118d
general protection fault in lru_gen_test_recent (2) mm 2 C 10 87d 119d PATCH [84d]
WARNING in sched_mm_cid_fork mm fs -1 C error error 332 61d 123d PATCH [102d]
INFO: rcu detected stall in call_usermodehelper_exec_async (4) mm 1 C error 10 9d06h 129d
WARNING in __page_table_check_ptes_set (3) mm -1 6 15d 143d
general protection fault in __rt_mutex_slowlock_locked mm 2 18 2d04h 145d
kernel BUG in filemap_fault (3) net mm -1 C error error 15 62d 158d
INFO: rcu detected stall in sys_symlink (6) mm 1 C error inconclusive 5 84d 160d
INFO: rcu detected stall in shmem_file_write_iter (3) mm 1 C 78 3d06h 165d
general protection fault in call_timer_fn (2) no-reminders mm 19 13 26d 173d
INFO: task hung in migrate_pages_batch (4) mm 1 114 2d05h 173d
WARNING in path_noexec (2) fs mm -1 C error 22630 36m 187d PATCH [177d]
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 36d 202d PATCH [193d]
KMSAN: uninit-value in __run_timer_base (2) mm 22 13 35d 207d PATCH [204d]
INFO: rcu detected stall in sys_madvise (2) mm 1 52 1d19h 217d
INFO: task hung in writeback_iter (3) fs mm 1 C error error 17 5d10h 220d PATCH [74d]
WARNING in __alloc_skb (4) mm -1 C 8 23d 221d PATCH [197d]
INFO: rcu detected stall in sys_mount (8) mm 1 C error 27 55d 221d 💬 1 [221d]
INFO: rcu detected stall in sys_munmap (2) mm 1 C error error 41 82d 226d 💬 7 [107d]
KASAN: slab-use-after-free Read in lru_add (2) mm 19 C error 10 68d 244d
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error error 6 25d 251d
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error inconclusive 4 75d 259d 💬 2 [258d]
INFO: rcu detected stall in sock_close (5) tipc fs mm 1 syz error 53 11d 263d
INFO: rcu detected stall in linkwatch_event (5) net mm 1 syz error error 3 96d 284d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 451 1h28m 288d 💬 1 [250d]
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error error 9 55d 310d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error error 54 82d 326d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) ext4 mm 1 C error error 3 91d 328d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error 16 20d 336d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error error 7 85d 339d
INFO: task hung in exit_mmap (2) mm 1 C done error 59 54d 345d
kernel BUG in __filemap_add_folio fs mm -1 C done 1800 5h36m 346d PATCH [108d]
BUG: soft lockup in sys_bpf mm 1 C error 128 1d16h 347d
INFO: task hung in page_cache_ra_order mm fs 1 C done 95 15h47m 348d 💬 1 [347d]
INFO: rcu detected stall in clone (7) mm 1 97 1d22h 374d
INFO: task hung in rmap_walk_file mm 1 C error error 19 82d 422d
INFO: rcu detected stall in sys_mkdir (9) mm 1 syz done error 5 88d 435d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 23 24d 456d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done error 3 80d 470d
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done error 9 100d 482d 💬 6 [391d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done error 53 20d 483d 💬 2 [230d]
possible deadlock in balance_pgdat (2) scsi mm 4 C 4 453d 487d 💬 1 [444d]
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm fs 1 syz error 90 9d11h 487d
INFO: rcu detected stall in sys_sendmmsg (7) mm net 1 111 2d05h 491d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 75 68d 495d 💬 7 [139d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error error 59 15h36m 496d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 67 1d19h 496d
BUG: corrupted list in list_lru_add gfs2 mm 19 C inconclusive 401 55d 499d PATCH [86d]
INFO: rcu detected stall in security_file_ioctl (9) mm 1 syz error 128 15h54m 500d
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done done 113 29d 511d
INFO: rcu detected stall in brk (2) mm 1 syz 2 459d 521d 💬 8 [520d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 113 6d05h 522d
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done error 47 3d15h 534d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 131d 536d 💬 1 [535d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 249d 537d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 109 5d22h 541d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 80 1d18h 549d
INFO: rcu detected stall in vhci_release mm 1 syz done done 13 46d 554d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 224 12h58m 563d PATCH [545d]
INFO: rcu detected stall in sys_execve (6) mm 1 C done 77 26d 565d
INFO: rcu detected stall in x64_sys_call mm 1 C error 519 21h39m 573d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 380d 574d 💬 4 [534d]
KMSAN: uninit-value in sw842_compress mm 7 C 107 55d 574d 💬 3 [164d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 373d 579d
INFO: task hung in page_cache_ra_unbounded (2) fs mm 1 C done error 3651 73d 581d 💬 1 [76d]
INFO: rcu detected stall in kcov_close mm 1 186 6d10h 601d
kernel panic: System is deadlocked on memory (2) mm 2 137 2d08h 601d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 111 30d 602d PATCH [545d]
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive error 81 1d02h 648d PATCH [429d]
INFO: rcu detected stall in addrconf_rs_timer (6) virt mm netfilter 1 syz error error 693 21h49m 673d
WARNING in shmem_evict_inode (3) mm -1 76 2d08h 681d
INFO: rcu detected stall in sendmsg (4) mm 1 C error error 63 31d 681d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error error 350 6d17h 684d
INFO: rcu detected stall in validate_mm (3) mm 1 C error error 38 101d 693d 💬 5 [635d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 625d 732d 💬 2 [611d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 394 18h25m 738d 💬 10 [284d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 119d 775d
BUG: soft lockup in pipe_read fs mm 1 syz 5 424d 802d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 689 9h36m 817d
INFO: rcu detected stall in sys_recvmmsg (3) mm 1 236 12d 838d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 218 2d16h 857d 💬 6 [853d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 591d 874d
INFO: rcu detected stall in sys_unshare (9) mm 1 C inconclusive done 128 20h37m 877d 💬 1 [38d]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 633d 914d PATCH [254d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 492 23d 942d 💬 4 [171d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 559 3d00h 945d
INFO: rcu detected stall in sys_unlink (3) mm 1 C error 365 21h40m 966d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 960 7h55m 1077d PATCH [13d]
INFO: rcu detected stall in sys_newfstatat (4) mm tomoyo 1 C error 513 4d07h 1259d 💬 1 [108d]
memory leak in xas_create mm 3 C 37 10d 1366d PATCH [132d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25869 3d07h 1471d 💬 2 [13d]
INFO: task hung in do_read_cache_folio kasan mm block 1 C error error 179 1017d 1518d 💬 3 [1004d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1693d 2046d
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1363d 2260d 💬 2 [2154d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (9) mm fs 6 1 10h02m 10h01m
KCSAN: data-race in copy_process / memcpy_and_pad (3) mm 6 2 10d 15d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (11) fs mm 6 1 19d 19d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (4) mm fs 6 1 24d 24d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (5) mm fs -1 3 12d 32d
KCSAN: data-race in munlock_folio / need_mlock_drain (8) mm 6 1 44d 44d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (11) fs mm 6 2 15d 47d
KCSAN: data-race in filemap_read_folio / filemap_read_folio (4) mm 6 1 51d 51d
upstream test error: KCSAN: data-race in __percpu_counter_limited_add / __percpu_counter_limited_add (4) mm -1 1 51d 51d
KCSAN: data-race in generic_fillattr / shmem_symlink (6) mm 6 3 47d 52d
KCSAN: data-race in copy_mm / mas_wmb_replace race:benign mm 6 2 55d 71d
KCSAN: data-race in copy_mm / lru_gen_del_mm mm 6 4 30d 77d
KCSAN: data-race in shmem_fallocate / shmem_writeout mm 6 45 1d20h 78d
KCSAN: data-race in _copy_to_iter / copy_folio_from_iter_atomic (3) mm 6 2 35d 80d
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (9) cgroups mm 6 2 45d 85d
KCSAN: data-race in copy_mm / vma_complete (3) mm 6 4 39d 101d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (10) mm 6 5 36d 112d
KCSAN: data-race in mlock_folio / need_mlock_drain (9) mm 6 5 45d 146d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 7 24d 149d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) fs mm 6 8 54d 190d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 22 10d 203d
KCSAN: data-race in __set_task_comm / strlen fs mm 6 9 38d 208d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 17 17d 212d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) mm 6 23 29d 256d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 mm 6 140 5h32m 305d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 127 17h29m 343d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 404 5h47m 345d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 6 16 39d 356d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 145 5d18h 370d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 141 2d17h 499d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 504 6h59m 501d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 6 921 2d00h 503d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 112 27d 535d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 189 2d09h 639d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 196 2d19h 640d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 139 4d01h 641d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) mm fs 6 853 3d21h 698d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 88 44d 724d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 199 8d00h 728d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) mm 6 166 1d12h 848d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read race:benign mm 6 2555 7h16m 849d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 6 957 7d23h 1550d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1815 4h51m 1573d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) mm fs 6 5209 8h06m 1744d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1651 22h35m 2018d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) mm fs 6 4130 1d00h 2308d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2525 5h34m 2313d
corrupted report (2) mm block -1 1092441 now 2916d