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mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 395
Parent subsystem(s): kernel (81)
Child subsystems: damon (0)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __anon_vma_prepare / __vmf_anon_prepare mm race:harmful 6 3 36d 14h18m 💬 8 [9h35m]
WARNING in xfs_buf_alloc mm -1 1 10d 6d07h
INFO: rcu detected stall in __mmap_complete mm 1 syz error 6 11d 10d
possible deadlock in flush_end_io fs mm 4 315 16h18m 16d
KMSAN: uninit-value in __sigqueue_free cgroups mm 7 1 20d 16d
KMSAN: uninit-value in swap_writeout mm 7 4 2h28m 23d PATCH [8d05h]
INFO: rcu detected stall in sys_newfstat (4) tomoyo mm 1 C error 8 10d 24d
INFO: rcu detected stall in sys_io_uring_enter (3) mm 1 37 2d09h 26d
INFO: rcu detected stall in sys_signalfd4 (2) cgroups mm 1 syz 1 29d 28d
INFO: rcu detected stall in finish_dput mm 1 C error 130 14h27m 31d
WARNING in shrink_lruvec mm -1 1 40d 36d PATCH [27d]
BUG: sleeping function called from invalid context in kvm_mmu_notifier_invalidate_range_start mm 5 2 38d 37d
general protection fault in lru_gen_test_recent (2) mm 2 C 10 6d07h 38d PATCH [3d19h]
WARNING in update_rq_clock mm sound -1 14 10d 40d
WARNING in sched_mm_cid_fork fs mm -1 C error 294 5m 43d PATCH [21d]
kernel BUG in qlist_free_all (3) mm -1 1 57d 53d
WARNING in __page_table_check_ptes_set (3) mm -1 3 43d 62d
general protection fault in __rt_mutex_slowlock_locked mm 2 5 8d11h 64d
WARNING in swap_cache_get_folio mm -1 6 64d 64d PATCH [39d]
possible deadlock in __hugetlb_zap_begin mm 4 1 70d 66d PATCH [66d]
INFO: rcu detected stall in rescuer_thread (2) net mm 1 syz error inconclusive 3 69d 68d
WARNING in lock_list_lru_of_memcg (2) mm -1 3 42d 70d 💬 2 [70d]
kernel BUG in filemap_fault (3) net mm -1 C error 8 20d 77d
INFO: rcu detected stall in sys_symlink (6) tomoyo fs mm 1 C error inconclusive 5 3d15h 79d
INFO: rcu detected stall in shmem_file_write_iter (3) mm 1 66 2d02h 85d
general protection fault in call_timer_fn (2) no-reminders mm 19 8 8d12h 92d
INFO: task hung in migrate_pages_batch (4) mm 1 70 5d08h 92d
possible deadlock in hugetlb_vma_lock_read mm 4 4 31d 97d
WARNING in path_noexec (2) mm fs -1 C error 13625 29m 106d PATCH [96d]
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 25d 121d PATCH [112d]
KMSAN: uninit-value in __run_timer_base (2) mm 8 8 14d 126d PATCH [123d]
INFO: rcu detected stall in sys_madvise (2) mm 1 38 22d 137d
INFO: task hung in writeback_iter (3) fs mm 1 C error 14 1d05h 139d PATCH [3h16m]
WARNING in __alloc_skb (4) mm -1 C 7 25d 140d PATCH [116d]
INFO: rcu detected stall in sys_mount (8) mm 1 C error 24 9d16h 140d 💬 1 [140d]
BUG: soft lockup in dev_ioctl (2) mm 1 6 76d 145d
INFO: rcu detected stall in sys_munmap (2) mm 1 C error 41 1d17h 146d 💬 7 [26d]
WARNING in alloc_frozen_pages_noprof mm -1 C 390 31d 155d 💬 3 [152d]
KASAN: slab-use-after-free Read in lru_add (2) mm 19 C error 10 1d22h 163d
WARNING in trace_suspend_resume mm -1 C 2160 4d19h 167d 💬 1 [39d]
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error 4 18d 170d
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error inconclusive 3 108d 178d 💬 2 [177d]
INFO: rcu detected stall in wb_workfn (4) mm 1 C error 52 3d01h 187d 💬 1 [47d]
INFO: rcu detected stall in linkwatch_event (5) net mm 1 syz error 3 15d 203d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 346 1d00h 207d 💬 1 [170d]
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error 8 10d 229d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error 54 1d06h 245d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 10d 247d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error 10 28d 255d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error 7 4d18h 258d
INFO: task hung in exit_mmap (2) mm 1 C done error 59 2d02h 264d
kernel BUG in __filemap_add_folio fs mm -1 C done 1483 2h54m 265d PATCH [28d]
BUG: soft lockup in sys_bpf mm 1 C error 104 8h23m 267d
INFO: task hung in page_cache_ra_order mm fs 1 C done 80 2d04h 267d 💬 1 [267d]
INFO: rcu detected stall in clone (7) mm 1 78 7h42m 294d
INFO: task hung in rmap_walk_file mm 1 C error 19 1d20h 341d
KASAN: slab-use-after-free Read in list_lru_del mm 19 C done done 27 47d 342d 💬 1 [15d]
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 5 7d18h 355d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 21 70d 376d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 30d 389d
WARNING in __folio_rmap_sanity_checks (2) xfs mm -1 C inconclusive 17 87d 400d 💬 26 [233d]
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done 9 19d 401d 💬 6 [311d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done 50 4d11h 402d 💬 2 [149d]
possible deadlock in balance_pgdat (2) mm scsi 4 C 4 372d 406d 💬 1 [363d]
possible deadlock in lock_mm_and_find_vma (3) mm ntfs3 4 11 83d 406d
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm 1 syz error 81 3d05h 407d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 75 1d22h 415d 💬 7 [58d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error 49 1d14h 415d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 59 1d07h 415d
BUG: corrupted list in list_lru_add gfs2 mm 19 C inconclusive 336 1d15h 418d PATCH [5d21h]
INFO: rcu detected stall in security_file_ioctl (9) tomoyo mm 1 syz error 111 3d15h 419d
kernel BUG in resv_map_release (3) mm -1 C inconclusive 31 7d22h 429d 💬 1 [428d]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done done 110 51d 430d
INFO: rcu detected stall in brk (2) mm 1 syz 2 378d 440d 💬 8 [439d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 106 5d13h 442d
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done 42 4d08h 453d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 51d 455d 💬 1 [454d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 168d 456d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 96 7d11h 460d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 77 95d 468d
INFO: rcu detected stall in vhci_release mm 1 syz done done 12 256d 473d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 194 7h39m 482d PATCH [464d]
INFO: rcu detected stall in sys_execve (6) mm 1 syz done 73 1d05h 484d
INFO: rcu detected stall in x64_sys_call mm 1 C error 486 11h37m 492d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 299d 493d 💬 4 [453d]
KMSAN: uninit-value in sw842_compress mm 7 C 100 3d12h 494d 💬 3 [83d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 292d 498d
INFO: task hung in page_cache_ra_unbounded (2) mm fs 1 C done 3650 30d 500d 💬 1 [27d]
INFO: rcu detected stall in kcov_close mm 1 168 7d21h 520d
kernel panic: System is deadlocked on memory (2) mm 2 88 7d19h 520d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 107 7d08h 521d PATCH [464d]
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive 77 20d 567d PATCH [348d]
INFO: rcu detected stall in addrconf_rs_timer (6) x86 mm netfilter 1 syz error error 639 4d22h 592d
WARNING in shmem_evict_inode (3) mm -1 61 3d04h 600d
INFO: rcu detected stall in sendmsg (4) mm 1 C error 61 27d 601d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error 338 17h52m 603d
INFO: rcu detected stall in validate_mm (3) mm 1 C error 38 20d 612d 💬 5 [554d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 544d 651d 💬 2 [530d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 369 21h57m 657d 💬 10 [203d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 38d 694d
BUG: soft lockup in pipe_read fs mm 1 syz 5 343d 721d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 672 11d 736d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 186 12d 776d 💬 6 [772d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 511d 793d
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 552d 833d PATCH [173d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 486 5d14h 861d 💬 4 [90d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 524 23h20m 864d
INFO: rcu detected stall in sys_unlink (3) mm 1 C error 336 13h42m 885d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 859 9h11m 996d 💬 6 [27d]
possible deadlock in filemap_fault mm 4 C done 3005 20h37m 1168d 💬 4 [27d]
INFO: rcu detected stall in sys_newfstatat (4) mm 1 C error 509 18h21m 1178d 💬 1 [27d]
memory leak in xas_create mm 3 C 29 2d17h 1285d PATCH [51d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25857 2d16h 1390d 💬 2 [27d]
INFO: task hung in do_read_cache_folio kasan mm block 1 C error error 179 936d 1438d 💬 3 [923d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1612d 1965d
KASAN: use-after-free Read in corrupted (4) mm 19 C done error 14 329d 1982d 💬 2 [1323d]
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1282d 2180d 💬 2 [2073d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (9) cgroups mm 6 1 5d03h 5d03h
KCSAN: data-race in begin_new_exec / cgroup_task_dead fs mm 6 1 6d05h 6d05h
KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) mm 19 2 13d 16d
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (8) mm fs 6 2 15d 17d
KCSAN: data-race in __se_sys_mremap / vma_complete mm 6 2 6d15h 17d
KCSAN: data-race in copy_mm / vma_complete (3) mm 6 2 5d14h 20d
BUG: Bad page map (9) mm -1 1 29d 25d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (10) mm 6 2 9d15h 32d
KCSAN: data-race in copy_process / memcpy_and_pad (2) mm 6 1 34d 34d
KCSAN: data-race in copy_fs / free_bprm (2) mm fs 6 1 37d 37d
KCSAN: data-race in folios_put_refs / need_mlock_drain (3) mm 6 4 4d09h 39d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (3) fs mm 6 4 30d 42d
KCSAN: data-race in filemap_read_folio / filemap_read_folio (3) mm 6 1 45d 45d
KCSAN: data-race in copy_mm / vm_mmap_pgoff mm 6 1 53d 53d
KCSAN: data-race in mlock_folio / need_mlock_drain (9) mm 6 2 37d 65d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 5 45d 69d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (4) mm fs -1 2 47d 95d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) mm fs 6 5 27d 110d
KCSAN: data-race in _copy_to_iter / _copy_to_iter mm 6 7 8d21h 116d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 13 11d 122d
KCSAN: data-race in __set_task_comm / strlen fs mm 6 6 41d 127d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) mm ext4 6 14 17d 131d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (10) fs mm 6 4 50d 137d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) block mm 6 15 10d 175d
KCSAN: data-race in munlock_folio / need_mlock_drain (7) mm 6 5 36d 186d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) fs mm 6 12 18h03m 206d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 106 1h53m 263d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 279 14h29m 264d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 6 14 27d 275d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 98 1h17m 289d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 119 5h57m 419d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 406 1d22h 420d
KCSAN: data-race in fill_mg_cmtime / shmem_unlink mm 6 114 46d 421d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) mm fs 6 809 8h46m 422d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 99 2d01h 455d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 165 16h59m 558d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 166 1d13h 559d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 122 3d11h 560d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 6 772 5h37m 617d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 83 7d05h 644d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 186 4d22h 647d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read mm race:benign 6 2295 8h46m 768d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 6 941 28d 1469d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1677 7h55m 1492d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 5025 9h03m 1663d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1619 2d12h 1937d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4114 11d 2227d
KCSAN: data-race in xas_find_marked / xas_set_mark mm fs 6 2421 8h36m 2233d
corrupted report (2) mm hfs -1 1053841 now 2835d