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mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 403
Parent subsystem(s): kernel (89)
Child subsystems: damon (0)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in page_counter_uncharge (2) mm cgroups -1 C error 3 4h03m 25m 💬 1 [22m]
kernel BUG in collapse_scan_file mm -1 C error 967 7d11h 8d22h 💬 16 [7d16h]
general protection fault in zap_huge_pmd mm 2 C 7 8d03h 9d14h 💬 9 [8d19h]
KMSAN: uninit-value in copy_from_kernel_nofault mm 7 1 15d 11d 💬 3 [11d]
possible deadlock in mfill_get_vma mm 4 C 286 7d13h 12d PATCH [12d]
WARNING: suspicious RCU usage in usb_tx_block mm 4 2 21d 19d
WARNING in create_strip_zones mm -1 5 23d 19d PATCH [6d23h]
INFO: rcu detected stall in __dentry_kill mm 1 63 10h12m 24d
possible deadlock in lock_mm_and_find_vma (4) mm 4 226 19m 29d 💬 2 [29d]
INFO: rcu detected stall in sys_rename (8) mm 1 syz 10 35d 31d
WARNING in __kfence_free (4) kasan mm -1 1 36d 32d
WARNING in __put_task_struct (6) mm -1 3 3d01h 32d
kernel BUG in __page_table_check_zero (3) mm -1 110 4h06m 37d
INFO: rcu detected stall in sendfile64 mm 1 32 20d 41d
kernel BUG in __khugepaged_enter mm -1 5 44d 41d 💬 4 [38d]
KMSAN: uninit-value in follow_page_pte mm 7 1 46d 42d 💬 1 [38d]
KASAN: slab-use-after-free Read in mas_walk mm 19 C 1 44d 43d 💬 6 [42d]
memory leak in __kfree_rcu_sheaf mm f2fs exfat 3 syz 1 47d 46d 💬 22 [7d18h]
BUG: Bad rss-counter state (6) mm -1 97 6d06h 48d
KASAN: wild-memory-access Read in lookup_swap_cgroup_id (2) mm cgroups 17 3 22d 49d 💬 3 [42d]
kernel BUG in page_table_check_set (2) mm -1 268 18h05m 50d 💬 1 [48d]
INFO: rcu detected stall in schedule_tail (8) mm 1 C error error 1 61d 60d
kernel BUG in hpage_collapse_scan_file (2) mm -1 C error 17139 11d 62d 💬 3 [4d20h]
WARNING in unlink_anon_vmas (2) mm -1 C error 30 4d19h 68d PATCH [68d]
KASAN: slab-use-after-free Read in lookup_object_or_alloc (3) mm virt 19 10 65d 71d PATCH [67d]
KCSAN: data-race in __anon_vma_prepare / __vmf_anon_prepare race:harmful mm 6 5 41d 72d 💬 9 [71d]
WARNING in xfs_buf_alloc mm -1 1 82d 78d
INFO: rcu detected stall in __mmap_complete mm 1 syz error error 7 47d 82d
possible deadlock in flush_end_io fs mm 4 391 46d 88d
KMSAN: uninit-value in __sigqueue_free cgroups mm 7 1 92d 88d PATCH [51d]
KMSAN: uninit-value in swap_writeout mm 7 8 51d 95d PATCH [80d]
INFO: rcu detected stall in sys_newfstat (4) mm 1 C error 16 6d09h 96d
INFO: rcu detected stall in sys_io_uring_enter (3) mm 1 46 5d22h 98d
INFO: rcu detected stall in finish_dput mm 1 C error error 138 67d 103d
BUG: sleeping function called from invalid context in kvm_mmu_notifier_invalidate_range_start mm 5 4 20d 109d
general protection fault in lru_gen_test_recent (2) mm 2 C 10 78d 110d PATCH [75d]
WARNING in sched_mm_cid_fork mm fs -1 C error error 332 52d 115d PATCH [93d]
INFO: rcu detected stall in call_usermodehelper_exec_async (4) mm 1 C error 10 9h45m 120d
WARNING in __page_table_check_ptes_set (3) mm -1 6 6d07h 134d
general protection fault in __rt_mutex_slowlock_locked mm 2 14 14h18m 136d
kernel BUG in filemap_fault (3) net mm -1 C error error 15 53d 149d
INFO: rcu detected stall in sys_symlink (6) mm 1 C error inconclusive 5 75d 151d
INFO: rcu detected stall in shmem_file_write_iter (3) mm 1 C 76 18d 157d
general protection fault in call_timer_fn (2) no-reminders mm 19 13 17d 164d
INFO: task hung in migrate_pages_batch (4) mm 1 113 2d13h 164d
WARNING in path_noexec (2) fs mm -1 C error 21350 18m 178d PATCH [168d]
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 27d 193d PATCH [184d]
KMSAN: uninit-value in __run_timer_base (2) mm 22 13 26d 198d PATCH [195d]
INFO: rcu detected stall in sys_madvise (2) mm 1 51 4d02h 209d
INFO: task hung in writeback_iter (3) fs mm 1 C error error 16 10d 211d PATCH [66d]
WARNING in __alloc_skb (4) mm -1 C 8 14d 212d PATCH [188d]
INFO: rcu detected stall in sys_mount (8) mm 1 C error 27 46d 212d 💬 1 [212d]
INFO: rcu detected stall in sys_munmap (2) mm 1 C error error 41 73d 218d 💬 7 [98d]
KASAN: slab-use-after-free Read in lru_add (2) mm 19 C error 10 59d 235d
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error error 6 17d 242d
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error inconclusive 4 66d 250d 💬 2 [249d]
INFO: rcu detected stall in sock_close (5) tipc fs mm 1 syz error 53 2d03h 254d
INFO: rcu detected stall in linkwatch_event (5) net mm 1 syz error error 3 87d 275d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 438 1d01h 279d 💬 1 [242d]
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error error 9 46d 301d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error error 54 73d 317d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) ext4 mm 1 C error error 3 82d 319d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error 16 11d 327d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error error 7 76d 330d
INFO: task hung in exit_mmap (2) mm 1 C done error 59 45d 336d
kernel BUG in __filemap_add_folio fs mm -1 C done 1737 1h58m 337d PATCH [100d]
BUG: soft lockup in sys_bpf mm 1 C error 127 5d05h 338d
INFO: task hung in page_cache_ra_order mm fs 1 C done 91 22h10m 339d 💬 1 [338d]
INFO: rcu detected stall in clone (7) mm 1 96 1d04h 366d
INFO: task hung in rmap_walk_file mm 1 C error error 19 73d 413d
INFO: rcu detected stall in sys_mkdir (9) mm 1 syz done error 5 79d 427d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 23 15d 448d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done error 3 71d 461d
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done error 9 91d 473d 💬 6 [383d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done error 53 11d 474d 💬 2 [221d]
possible deadlock in balance_pgdat (2) scsi mm 4 C 4 444d 478d 💬 1 [435d]
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm fs 1 syz error 90 14h42m 479d
INFO: rcu detected stall in sys_sendmmsg (7) mm net 1 109 7d00h 482d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 75 59d 487d 💬 7 [130d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error error 57 6d00h 487d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 66 9d02h 487d
BUG: corrupted list in list_lru_add gfs2 mm 19 C inconclusive 401 46d 490d PATCH [77d]
INFO: rcu detected stall in security_file_ioctl (9) mm 1 syz error 126 5d17h 491d
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done done 113 20d 502d
INFO: rcu detected stall in brk (2) mm 1 syz 2 450d 512d 💬 8 [511d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 112 8d23h 514d
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done error 46 14h50m 525d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 122d 527d 💬 1 [526d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 240d 528d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 107 8d00h 532d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 79 33d 540d
INFO: rcu detected stall in vhci_release mm 1 syz done done 13 37d 545d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 222 2d23h 554d PATCH [536d]
INFO: rcu detected stall in sys_execve (6) mm 1 C done 77 17d 556d
INFO: rcu detected stall in x64_sys_call mm 1 C error 513 4d02h 564d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 371d 565d 💬 4 [525d]
KMSAN: uninit-value in sw842_compress mm 7 C 107 46d 565d 💬 3 [155d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 364d 570d
INFO: task hung in page_cache_ra_unbounded (2) fs mm 1 C done error 3651 64d 572d 💬 1 [67d]
INFO: rcu detected stall in kcov_close mm 1 185 6d23h 592d
kernel panic: System is deadlocked on memory (2) mm 2 136 4h05m 592d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 111 22d 593d PATCH [536d]
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive error 81 6d07h 639d PATCH [420d]
INFO: rcu detected stall in addrconf_rs_timer (6) virt mm netfilter 1 syz error error 692 10h39m 664d
WARNING in shmem_evict_inode (3) mm -1 74 17h54m 672d
INFO: rcu detected stall in sendmsg (4) mm 1 C error error 63 22d 672d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error error 349 2d17h 675d
INFO: rcu detected stall in validate_mm (3) mm 1 C error error 38 92d 684d 💬 5 [626d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 616d 723d 💬 2 [602d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 390 5d19h 729d 💬 10 [275d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 110d 766d
BUG: soft lockup in pipe_read fs mm 1 syz 5 415d 793d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 687 7d07h 808d
INFO: rcu detected stall in sys_recvmmsg (3) mm 1 236 3d12h 829d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 213 2d11h 848d 💬 6 [844d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 583d 865d
INFO: rcu detected stall in sys_unshare (9) mm 1 C inconclusive done 120 2d09h 868d 💬 1 [29d]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 624d 905d PATCH [245d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 492 14d 933d 💬 4 [162d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 556 3d09h 936d
INFO: rcu detected stall in sys_unlink (3) mm 1 C error 362 2d08h 957d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 950 2d13h 1068d PATCH [4d18h]
INFO: rcu detected stall in sys_newfstatat (4) mm tomoyo 1 C error 511 17d 1250d 💬 1 [99d]
memory leak in xas_create mm 3 C 37 1d18h 1357d PATCH [123d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25869 8d20h 1462d 💬 2 [4d20h]
INFO: task hung in do_read_cache_folio kasan mm block 1 C error error 179 1008d 1510d 💬 3 [995d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1684d 2037d
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1354d 2251d 💬 2 [2145d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in copy_process / memcpy_and_pad (3) mm 6 2 1d23h 6d03h
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (11) fs mm 6 1 11d 11d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (4) mm fs 6 1 15d 15d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (5) fs mm -1 3 3d12h 23d
KCSAN: data-race in munlock_folio / need_mlock_drain (8) mm 6 1 35d 35d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (11) fs mm 6 2 6d12h 38d
KCSAN: data-race in filemap_read_folio / filemap_read_folio (4) mm 6 1 42d 42d
upstream test error: KCSAN: data-race in __percpu_counter_limited_add / __percpu_counter_limited_add (4) mm -1 1 42d 42d
KCSAN: data-race in generic_fillattr / shmem_symlink (6) mm 6 3 38d 44d
KCSAN: data-race in copy_mm / vm_mmap_pgoff (2) mm 6 1 48d 48d
KCSAN: data-race in copy_mm / dup_mmap (3) mm 6 1 54d 54d
KCSAN: data-race in copy_mm / mas_wmb_replace race:benign mm 6 2 46d 62d
KCSAN: data-race in copy_mm / lru_gen_del_mm mm 6 4 21d 68d
KCSAN: data-race in shmem_fallocate / shmem_writeout mm 6 39 1d15h 69d
KCSAN: data-race in _copy_to_iter / copy_folio_from_iter_atomic (3) mm 6 2 26d 71d
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (9) cgroups mm 6 2 36d 77d
KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) mm 19 3 66d 88d
KCSAN: data-race in copy_mm / vma_complete (3) mm 6 4 31d 92d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (10) mm 6 5 27d 104d
KCSAN: data-race in mlock_folio / need_mlock_drain (9) mm 6 5 36d 137d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 7 15d 140d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) fs mm 6 8 45d 182d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 22 1d12h 194d
KCSAN: data-race in __set_task_comm / strlen fs mm 6 9 29d 199d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 17 8d17h 203d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) mm 6 23 20d 247d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 mm 6 129 2d08h 296d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 124 3d01h 335d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 394 1h02m 336d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 6 16 31d 347d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 143 2d12h 361d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 138 1d04h 491d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 495 1d17h 492d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 6 914 1d08h 494d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 112 18d 527d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 186 3d15h 630d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 192 8d08h 631d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 137 now 632d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) mm fs 6 851 2d17h 689d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 88 35d 716d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 198 11d 719d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) mm 6 164 19d 839d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read race:benign mm 6 2518 21h58m 840d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 6 956 1d08h 1541d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1798 8h13m 1564d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) mm fs 6 5188 4h20m 1735d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1647 2d06h 2009d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) mm fs 6 4127 5h36m 2299d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2515 8h08m 2305d
corrupted report (2) mm block -1 1088408 now 2907d