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mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 396
Parent subsystem(s): kernel (77)
Child subsystems: damon (0)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
kernel BUG in hpage_collapse_scan_file (2) mm -1 C error 3547 5m 1d19h 💬 3 [20h08m]
WARNING in unlink_anon_vmas (2) mm -1 C 6 2h05m 8d14h PATCH [8d09h]
WARNING in memcg1_swapout cgroups mm -1 C error 24 12d 9d12h 💬 8 [5d05h]
KASAN: slab-use-after-free Read in lookup_object_or_alloc (3) virt mm 19 10 4d22h 11d PATCH [7d01h]
KCSAN: data-race in __anon_vma_prepare / __vmf_anon_prepare race:harmful mm 6 3 48d 12d 💬 9 [11d]
WARNING in xfs_buf_alloc mm -1 1 21d 17d
INFO: rcu detected stall in __mmap_complete mm 1 syz error 6 23d 21d
possible deadlock in flush_end_io fs mm 4 345 5h56m 28d
KMSAN: uninit-value in __sigqueue_free cgroups mm 7 1 32d 28d
KMSAN: uninit-value in swap_writeout mm 7 5 6d13h 35d PATCH [19d]
INFO: rcu detected stall in sys_io_uring_enter (3) mm 1 38 8d12h 38d
INFO: rcu detected stall in sys_signalfd4 (2) cgroups mm 1 syz 1 41d 40d
INFO: rcu detected stall in finish_dput mm 1 C error 138 7d04h 42d
WARNING in shrink_lruvec mm -1 1 52d 48d PATCH [38d]
BUG: sleeping function called from invalid context in kvm_mmu_notifier_invalidate_range_start mm 5 2 50d 49d
general protection fault in lru_gen_test_recent (2) mm 2 C 10 17d 50d PATCH [15d]
WARNING in update_rq_clock sound mm ext4 -1 16 8d23h 52d
WARNING in sched_mm_cid_fork fs mm -1 C error 331 3h25m 54d PATCH [33d]
INFO: rcu detected stall in call_usermodehelper_exec_async (4) mm 1 C error 8 26d 60d
kernel BUG in qlist_free_all (3) mm -1 1 69d 65d
WARNING in __page_table_check_ptes_set (3) mm -1 3 55d 74d
general protection fault in __rt_mutex_slowlock_locked mm 2 5 20d 76d
WARNING in swap_cache_get_folio mm -1 6 76d 76d PATCH [50d]
possible deadlock in __hugetlb_zap_begin mm 4 1 81d 77d PATCH [77d]
INFO: rcu detected stall in rescuer_thread (2) net mm 1 syz error inconclusive 3 81d 80d
WARNING in lock_list_lru_of_memcg (2) mm -1 3 54d 82d 💬 2 [81d]
kernel BUG in filemap_fault (3) mm -1 C error 13 7d02h 89d
INFO: rcu detected stall in sys_symlink (6) mm 1 C error inconclusive 5 15d 91d
INFO: rcu detected stall in shmem_file_write_iter (3) mm 1 69 9d02h 96d
general protection fault in call_timer_fn (2) no-reminders mm 19 9 2d07h 103d
INFO: task hung in migrate_pages_batch (4) mm 1 74 3d15h 104d
possible deadlock in hugetlb_vma_lock_read mm 4 4 43d 109d
WARNING in path_noexec (2) mm fs -1 C error 14919 51m 118d PATCH [107d]
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 37d 133d PATCH [123d]
KMSAN: uninit-value in __run_timer_base (2) mm 8 9 1d07h 138d PATCH [135d]
INFO: rcu detected stall in sys_madvise (2) mm 1 39 6d05h 148d
INFO: task hung in writeback_iter (3) fs mm 1 C error 14 12d 151d PATCH [5d19h]
WARNING in __alloc_skb (4) mm -1 C 7 36d 152d PATCH [128d]
INFO: rcu detected stall in sys_mount (8) mm 1 C error 26 9d13h 152d 💬 1 [151d]
BUG: soft lockup in dev_ioctl (2) mm 1 6 88d 157d
INFO: rcu detected stall in sys_munmap (2) mm 1 C error 41 13d 157d 💬 7 [38d]
WARNING in alloc_frozen_pages_noprof mm -1 C 390 43d 167d 💬 3 [164d]
KASAN: slab-use-after-free Read in lru_add (2) mm 19 C error 10 13d 175d
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error inconclusive 4 6d14h 190d 💬 2 [189d]
INFO: rcu detected stall in linkwatch_event (5) net mm 1 syz error 3 26d 214d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 360 37m 219d 💬 1 [181d]
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error 8 22d 241d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error 54 12d 256d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 22d 259d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error 12 10d 267d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error 7 16d 270d
INFO: task hung in exit_mmap (2) mm 1 C done error 59 13d 276d
kernel BUG in __filemap_add_folio mm fs -1 C done 1590 1d11h 276d PATCH [39d]
BUG: soft lockup in sys_bpf mm 1 C error 109 7d05h 278d
INFO: task hung in page_cache_ra_order fs mm 1 C done 81 9d08h 279d 💬 1 [278d]
INFO: rcu detected stall in clone (7) mm 1 80 1d00h 305d
INFO: task hung in rmap_walk_file mm 1 C error 19 13d 353d
KASAN: slab-use-after-free Read in list_lru_del mm 19 C done done 27 59d 354d 💬 1 [26d]
INFO: rcu detected stall in sys_mkdir (9) mm 1 syz done 5 19d 366d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 21 82d 387d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 11d 401d
WARNING in __folio_rmap_sanity_checks (2) xfs mm -1 C inconclusive 17 99d 411d 💬 26 [245d]
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done error 9 31d 413d 💬 6 [322d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done 50 16d 414d 💬 2 [160d]
possible deadlock in balance_pgdat (2) scsi mm 4 C 4 384d 417d 💬 1 [375d]
possible deadlock in lock_mm_and_find_vma (3) mm ntfs3 4 11 95d 418d
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm 1 syz error 83 8d01h 418d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 75 13d 426d 💬 7 [70d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error 50 9d20h 427d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 60 8d05h 427d
BUG: corrupted list in list_lru_add gfs2 mm 19 C inconclusive 383 13h34m 430d PATCH [17d]
kernel BUG in resv_map_release (3) mm -1 C inconclusive 31 5d13h 440d 💬 1 [440d]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done done 111 4d10h 442d
INFO: rcu detected stall in brk (2) mm 1 syz 2 389d 452d 💬 8 [451d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 107 5d12h 453d
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done 44 1h28m 465d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 62d 467d 💬 1 [466d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 180d 468d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 96 19d 472d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 78 10d 480d
INFO: rcu detected stall in vhci_release mm 1 syz done done 12 268d 485d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 200 4h33m 494d PATCH [476d]
INFO: rcu detected stall in sys_execve (6) mm 1 C done 74 8d22h 496d
INFO: rcu detected stall in x64_sys_call mm 1 C error 491 4d16h 504d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 310d 504d 💬 4 [465d]
KMSAN: uninit-value in sw842_compress mm 7 C 101 8d18h 505d 💬 3 [95d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 304d 509d
INFO: task hung in page_cache_ra_unbounded (2) mm fs 1 C done 3651 4d00h 511d 💬 1 [7d13h]
INFO: rcu detected stall in kcov_close mm 1 170 2d10h 532d
kernel panic: System is deadlocked on memory (2) mm 2 91 1d14h 532d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 109 9d10h 533d PATCH [476d]
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive error 77 31d 579d PATCH [360d]
INFO: rcu detected stall in addrconf_rs_timer (6) netfilter virt mm 1 syz error error 650 2d19h 604d
WARNING in shmem_evict_inode (3) mm -1 63 7d07h 611d
INFO: rcu detected stall in sendmsg (4) mm 1 C error 62 1d07h 612d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error 340 10d 615d
INFO: rcu detected stall in validate_mm (3) mm 1 C error error 38 32d 624d 💬 5 [566d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 556d 662d 💬 2 [542d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 373 7d07h 668d 💬 10 [215d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 50d 706d
BUG: soft lockup in pipe_read fs mm 1 syz 5 355d 732d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 674 6d04h 748d
INFO: rcu detected stall in sys_recvmmsg (3) mm 1 227 1d04h 769d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 188 8d02h 788d 💬 6 [783d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 522d 805d
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 564d 845d PATCH [185d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 486 17d 873d 💬 4 [102d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 527 5d12h 876d
INFO: rcu detected stall in sys_unlink (3) mm 1 C error 341 7d23h 896d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 877 21h21m 1008d 💬 6 [7d13h]
possible deadlock in filemap_fault mm 4 C done 3021 3d06h 1179d 💬 4 [7d13h]
INFO: rcu detected stall in sys_newfstatat (4) mm 1 C error 509 12d 1189d 💬 1 [39d]
memory leak in xas_create mm 3 C 31 10d 1297d PATCH [63d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25861 4d15h 1402d 💬 2 [7d13h]
INFO: task hung in do_read_cache_folio block mm kasan 1 C error error 179 948d 1449d 💬 3 [935d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1624d 1976d
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1294d 2191d 💬 2 [2085d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in copy_mm / mas_wmb_replace mm race:benign 6 1 2d14h 2d14h
KCSAN: data-race in __se_sys_mremap / vms_complete_munmap_vmas mm race:benign 6 1 3d02h 3d02h
KCSAN: data-race in copy_mm / lru_gen_del_mm mm 6 1 8d03h 8d03h
KCSAN: data-race in shmem_fallocate / shmem_writeout mm 6 5 5d13h 9d05h
KCSAN: data-race in _copy_to_iter / copy_folio_from_iter_atomic (3) mm 6 1 10d 10d
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (9) mm cgroups 6 1 16d 16d
KCSAN: data-race in begin_new_exec / cgroup_task_dead fs mm 6 1 17d 17d
KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) mm 19 3 6d13h 28d
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (8) fs mm 6 2 27d 28d
KCSAN: data-race in __se_sys_mremap / vma_complete mm 6 2 18d 28d
KCSAN: data-race in copy_mm / vma_complete (3) mm 6 3 8d20h 32d
BUG: Bad page map (9) mm -1 1 40d 36d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (10) mm 6 3 2d07h 43d
KCSAN: data-race in copy_process / memcpy_and_pad (2) mm 6 3 2d03h 46d
KCSAN: data-race in copy_fs / free_bprm (2) fs mm 6 1 48d 48d
KCSAN: data-race in folios_put_refs / need_mlock_drain (3) mm 6 4 16d 50d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (3) fs mm 6 4 42d 53d
KCSAN: data-race in mlock_folio / need_mlock_drain (9) mm 6 4 14h36m 76d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 6 9d16h 80d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) fs mm 6 7 5d01h 121d
KCSAN: data-race in _copy_to_iter / _copy_to_iter mm 6 7 20d 127d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 14 6d19h 134d
KCSAN: data-race in __set_task_comm / strlen mm fs 6 8 1d07h 138d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) mm ext4 6 14 28d 143d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) mm 6 17 3d16h 187d
KCSAN: data-race in munlock_folio / need_mlock_drain (7) mm 6 5 48d 198d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) mm fs 6 12 12d 218d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic mm ext4 6 93 8h17m 236d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 110 18h24m 274d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 299 7h41m 275d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 6 14 39d 286d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 110 17h36m 301d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 121 10h17m 430d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 420 20h37m 432d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 6 831 16h53m 433d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 103 2d03h 466d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 170 9h36m 570d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 170 23h07m 570d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 123 5h57m 572d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 6 797 14h14m 629d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 83 18d 655d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 188 3d10h 658d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read race:benign mm 6 2355 5h15m 779d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 6 944 2d10h 1481d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1699 6h59m 1504d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 5055 9h56m 1675d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1626 9h22m 1949d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4116 5d14h 2239d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2448 9h22m 2244d