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mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 398
Parent subsystem(s): kernel (84)
Child subsystems: damon (0)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KMSAN: uninit-value in follow_page_pte mm 7 1 4d00h 41m
KASAN: slab-use-after-free Read in mas_walk mm 19 C 1 1d15h 17h45m 💬 5 [7h08m]
memory leak in __kfree_rcu_sheaf mm f2fs exfat 3 syz 1 5d00h 3d18h
KASAN: wild-memory-access Read in lookup_swap_cgroup_id (2) cgroups mm 17 2 10d 7d05h 💬 2 [6d19h]
kernel BUG in page_table_check_set (2) mm -1 2 8d23h 7d14h 💬 1 [5d19h]
INFO: rcu detected stall in schedule_tail (8) mm 1 C error 1 19d 17d
kernel BUG in hpage_collapse_scan_file (2) mm -1 C error 9480 now 19d 💬 3 [18d]
WARNING in unlink_anon_vmas (2) mm -1 C 6 17d 26d PATCH [26d]
WARNING in memcg1_swapout cgroups mm -1 C error 24 30d 27d 💬 8 [22d]
KASAN: slab-use-after-free Read in lookup_object_or_alloc (3) virt mm 19 10 22d 28d PATCH [24d]
KCSAN: data-race in __anon_vma_prepare / __vmf_anon_prepare race:harmful mm 6 4 10d 29d 💬 9 [28d]
WARNING in xfs_buf_alloc mm -1 1 39d 35d
INFO: rcu detected stall in __mmap_complete mm 1 syz error error 7 5d01h 39d
possible deadlock in flush_end_io fs mm 4 391 4d04h 46d
KMSAN: uninit-value in __sigqueue_free cgroups mm 7 1 50d 46d PATCH [8d15h]
KMSAN: uninit-value in swap_writeout mm 7 8 8d08h 53d PATCH [37d]
INFO: rcu detected stall in sys_io_uring_enter (3) mm 1 39 8d02h 55d
INFO: rcu detected stall in sys_signalfd4 (2) cgroups mm 1 syz 1 59d 57d
INFO: rcu detected stall in finish_dput mm 1 C error 138 24d 60d
WARNING in shrink_lruvec mm -1 1 70d 66d PATCH [56d]
BUG: sleeping function called from invalid context in kvm_mmu_notifier_invalidate_range_start mm 5 3 14d 67d
general protection fault in lru_gen_test_recent (2) mm 2 C 10 35d 68d PATCH [33d]
WARNING in update_rq_clock sound mm ext4 -1 19 2d22h 69d
WARNING in sched_mm_cid_fork fs mm -1 C error 332 10d 72d PATCH [51d]
INFO: rcu detected stall in call_usermodehelper_exec_async (4) mm 1 C error 8 44d 77d
kernel BUG in qlist_free_all (3) mm -1 1 86d 82d
WARNING in __page_table_check_ptes_set (3) mm -1 4 11d 91d
general protection fault in __rt_mutex_slowlock_locked mm 2 5 37d 93d
WARNING in swap_cache_get_folio mm -1 6 93d 93d PATCH [68d]
possible deadlock in __hugetlb_zap_begin mm 4 1 99d 95d PATCH [95d]
INFO: rcu detected stall in rescuer_thread (2) net mm 1 syz error inconclusive 4 8d01h 98d
WARNING in lock_list_lru_of_memcg (2) mm -1 3 71d 99d 💬 2 [99d]
kernel BUG in filemap_fault (3) mm -1 C error 15 11d 106d
INFO: rcu detected stall in sys_symlink (6) mm 1 C error inconclusive 5 32d 108d
INFO: rcu detected stall in shmem_file_write_iter (3) mm 1 C 72 11d 114d
general protection fault in call_timer_fn (2) no-reminders mm 19 10 6d23h 121d
INFO: task hung in migrate_pages_batch (4) mm 1 88 22h19m 122d
possible deadlock in hugetlb_vma_lock_read mm 4 4 61d 126d
WARNING in path_noexec (2) mm fs -1 C error 17150 10m 135d PATCH [125d]
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 55d 151d PATCH [141d]
KMSAN: uninit-value in __run_timer_base (2) mm 8 9 18d 156d PATCH [153d]
INFO: rcu detected stall in sys_madvise (2) mm 1 42 9d22h 166d
INFO: task hung in writeback_iter (3) fs mm 1 C error 14 16d 169d PATCH [23d]
WARNING in __alloc_skb (4) mm -1 C 7 54d 169d PATCH [145d]
INFO: rcu detected stall in sys_mount (8) mm 1 C error 27 3d15h 170d 💬 1 [169d]
INFO: rcu detected stall in sys_munmap (2) mm 1 C error error 41 30d 175d 💬 7 [55d]
WARNING in alloc_frozen_pages_noprof mm -1 C 390 60d 184d 💬 3 [181d]
KASAN: slab-use-after-free Read in lru_add (2) mm 19 C error 10 17d 192d
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error inconclusive 4 24d 207d 💬 2 [207d]
INFO: rcu detected stall in linkwatch_event (5) net mm 1 syz error error 3 44d 232d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 378 10h49m 236d 💬 1 [199d]
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error error 9 4d07h 259d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error error 54 30d 274d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 40d 277d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error 14 5d23h 284d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error error 7 34d 287d
INFO: task hung in exit_mmap (2) mm 1 C done error 59 3d05h 294d
kernel BUG in __filemap_add_folio mm fs -1 C done 1638 4h34m 294d PATCH [57d]
BUG: soft lockup in sys_bpf mm 1 C error 113 3d14h 296d
INFO: task hung in page_cache_ra_order fs mm 1 C done 83 6d20h 296d 💬 1 [296d]
INFO: rcu detected stall in clone (7) mm 1 81 15d 323d
INFO: task hung in rmap_walk_file mm 1 C error error 19 31d 371d
KASAN: slab-use-after-free Read in list_lru_del mm 19 C done done 27 76d 371d 💬 1 [44d]
INFO: rcu detected stall in sys_mkdir (9) mm 1 syz done error 5 37d 384d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 22 16d 405d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 29d 419d
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done error 9 49d 431d 💬 6 [340d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done error 50 33d 432d 💬 2 [178d]
possible deadlock in balance_pgdat (2) scsi mm 4 C 4 401d 435d 💬 1 [393d]
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm 1 syz error 85 7d17h 436d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 75 17d 444d 💬 7 [88d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error 51 12d 444d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 61 8d05h 445d
BUG: corrupted list in list_lru_add gfs2 mm 19 C inconclusive 401 4d00h 448d PATCH [35d]
kernel BUG in resv_map_release (3) mm -1 C inconclusive 31 23d 458d 💬 1 [458d]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done done 111 22d 459d
INFO: rcu detected stall in brk (2) mm 1 syz 2 407d 469d 💬 8 [469d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 107 23d 471d
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done 44 17d 483d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 80d 484d 💬 1 [484d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 197d 485d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 97 12d 490d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 78 28d 498d
INFO: rcu detected stall in vhci_release mm 1 syz done done 12 285d 503d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 201 7d20h 511d PATCH [494d]
INFO: rcu detected stall in sys_execve (6) mm 1 C done 75 9d21h 514d
INFO: rcu detected stall in x64_sys_call mm 1 C error 493 1d01h 521d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 328d 522d 💬 4 [483d]
KMSAN: uninit-value in sw842_compress mm 7 C 107 4d05h 523d 💬 3 [113d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 322d 527d
INFO: task hung in page_cache_ra_unbounded (2) mm fs 1 C done 3651 21d 529d 💬 1 [25d]
INFO: rcu detected stall in kcov_close mm 1 174 23h55m 550d
kernel panic: System is deadlocked on memory (2) mm 2 97 23h05m 550d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 109 27d 551d PATCH [494d]
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive error 77 12d 596d PATCH [378d]
INFO: rcu detected stall in addrconf_rs_timer (6) netfilter virt mm 1 syz error error 663 1d01h 621d
WARNING in shmem_evict_inode (3) mm -1 66 1d03h 629d
INFO: rcu detected stall in sendmsg (4) mm 1 C error 62 18d 630d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error 340 28d 632d
INFO: rcu detected stall in validate_mm (3) mm 1 C error error 38 50d 642d 💬 5 [584d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 573d 680d 💬 2 [559d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 380 1d00h 686d 💬 10 [232d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 67d 723d
BUG: soft lockup in pipe_read fs mm 1 syz 5 373d 750d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 684 10h59m 765d
INFO: rcu detected stall in sys_recvmmsg (3) mm 1 231 2d08h 787d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 194 4d19h 805d 💬 6 [801d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 540d 822d
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 582d 862d PATCH [203d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 490 1d07h 890d 💬 4 [120d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 531 5d09h 894d
INFO: rcu detected stall in sys_unlink (3) mm 1 C error 348 5h50m 914d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 902 5h28m 1026d 💬 6 [25d]
possible deadlock in filemap_fault mm 4 C done 3025 6d07h 1197d 💬 4 [25d]
INFO: rcu detected stall in sys_newfstatat (4) mm 1 C error 509 15d 1207d 💬 1 [57d]
memory leak in xas_create mm 3 C 33 9d01h 1315d PATCH [80d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25865 17h43m 1419d 💬 2 [25d]
INFO: task hung in do_read_cache_folio block mm kasan 1 C error error 179 965d 1467d 💬 3 [952d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1641d 1994d
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1311d 2209d 💬 2 [2103d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
upstream test error: KCSAN: data-race in __percpu_counter_limited_add / __percpu_counter_limited_add (4) mm -1 1 6h15m 6h14m
KCSAN: data-race in generic_fillattr / shmem_symlink (6) mm 6 1 1d07h 1d07h
KCSAN: data-race in copy_mm / vm_mmap_pgoff (2) mm 6 1 5d15h 5d15h
KCSAN: data-race in copy_mm / dup_mmap (3) mm 6 1 11d 11d
KCSAN: data-race in copy_mm / mas_wmb_replace mm race:benign 6 2 3d21h 20d
KCSAN: data-race in __se_sys_mremap / vms_complete_munmap_vmas mm race:benign 6 1 20d 20d
KCSAN: data-race in copy_mm / lru_gen_del_mm mm 6 2 13d 25d
KCSAN: data-race in shmem_fallocate / shmem_writeout mm 6 18 3h42m 26d
KCSAN: data-race in _copy_to_iter / copy_folio_from_iter_atomic (3) mm 6 1 28d 28d
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (9) mm cgroups 6 1 34d 34d
KCSAN: data-race in begin_new_exec / cgroup_task_dead fs mm 6 1 35d 35d
KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) mm 19 3 24d 45d
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (8) fs mm 6 2 45d 46d
KCSAN: data-race in __se_sys_mremap / vma_complete mm 6 2 35d 46d
KCSAN: data-race in copy_mm / vma_complete (3) mm 6 3 26d 49d
BUG: Bad page map (9) mm -1 1 58d 54d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (10) mm 6 3 19d 61d
KCSAN: data-race in copy_process / memcpy_and_pad (2) mm 6 3 19d 64d
KCSAN: data-race in folios_put_refs / need_mlock_drain (3) mm 6 4 33d 68d
KCSAN: data-race in mlock_folio / need_mlock_drain (9) mm 6 4 18d 94d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 6 27d 98d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) fs mm 6 8 2d16h 139d
KCSAN: data-race in _copy_to_iter / _copy_to_iter mm 6 7 38d 145d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 17 8d03h 152d
KCSAN: data-race in __set_task_comm / strlen mm fs 6 8 18d 156d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) mm ext4 6 15 1d00h 161d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) mm 6 20 9d04h 204d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) mm fs 6 12 30d 235d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic mm ext4 6 107 1d10h 253d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 114 1d02h 292d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 330 2h51m 293d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 6 15 2d14h 304d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 132 15h30m 319d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 128 1d07h 448d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 442 6h04m 450d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 6 861 5h29m 451d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 108 19h09m 484d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 172 5d16h 587d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 178 1d23h 588d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 125 16h59m 590d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 6 821 5h16m 647d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 86 3d13h 673d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 191 1d07h 676d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read race:benign mm 6 2408 5h10m 797d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 6 949 6d15h 1498d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1731 1h48m 1521d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 5094 5h32m 1692d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1632 4h07m 1967d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4118 3d08h 2256d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2483 4h08m 2262d