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mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 392
Parent subsystem(s): kernel (82)
Child subsystems: damon (0)
open (118):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
kernel BUG in swap_cgroup_record (2) mm cgroups -1 C error 189 26m 2d20h PATCH [1d05h]
WARNING in xfs_buf_alloc mm -1 1 7d06h 3d05h
INFO: rcu detected stall in __mmap_complete mm 1 syz error 6 8d20h 7d06h
possible deadlock in flush_end_io fs mm 4 297 1d04h 13d
KMSAN: uninit-value in __sigqueue_free cgroups mm 7 1 17d 13d
KMSAN: uninit-value in swap_writeout mm 7 3 13d 20d PATCH [5d03h]
INFO: rcu detected stall in sys_newfstat (4) tomoyo mm 1 C error 8 7d06h 21d
INFO: rcu detected stall in sys_io_uring_enter (3) mm 1 36 19h30m 23d
INFO: rcu detected stall in sys_signalfd4 (2) cgroups mm 1 syz 1 26d 25d
INFO: rcu detected stall in finish_dput mm 1 C error 123 5h53m 28d
WARNING in shrink_lruvec mm -1 1 37d 33d PATCH [23d]
BUG: sleeping function called from invalid context in kvm_mmu_notifier_invalidate_range_start mm 5 2 35d 34d
general protection fault in lru_gen_test_recent (2) mm 2 C 10 3d05h 35d PATCH [17h29m]
WARNING in update_rq_clock mm sound -1 14 7d05h 37d
WARNING in sched_mm_cid_fork fs mm -1 C error 278 now 39d PATCH [18d]
kernel BUG in qlist_free_all (3) mm -1 1 54d 50d
WARNING in __page_table_check_ptes_set (3) mm -1 3 40d 59d
general protection fault in __rt_mutex_slowlock_locked mm 2 5 5d09h 61d
WARNING in swap_cache_get_folio mm -1 6 61d 61d PATCH [35d]
possible deadlock in __hugetlb_zap_begin mm 4 1 67d 63d PATCH [62d]
INFO: rcu detected stall in rescuer_thread (2) net mm 1 syz error inconclusive 3 66d 65d
WARNING in lock_list_lru_of_memcg (2) mm -1 3 39d 67d 💬 2 [66d]
kernel BUG in filemap_fault (3) net mm -1 C error 8 17d 74d
INFO: rcu detected stall in sys_symlink (6) tomoyo fs mm 1 C error inconclusive 5 13h15m 76d
INFO: rcu detected stall in shmem_file_write_iter (3) mm 1 65 1d06h 82d
general protection fault in call_timer_fn (2) no-reminders mm 19 8 5d11h 89d
INFO: task hung in migrate_pages_batch (4) mm 1 70 2d06h 89d
INFO: task hung in __rmap_walk_file mm 1 C error 7 3d15h 93d PATCH [2d13h]
possible deadlock in hugetlb_vma_lock_read mm 4 4 28d 94d
WARNING in path_noexec (2) mm fs -1 C error 13171 11m 103d PATCH [93d]
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 22d 118d PATCH [109d]
KMSAN: uninit-value in __run_timer_base (2) mm 8 8 11d 123d PATCH [120d]
INFO: rcu detected stall in sys_madvise (2) mm 1 38 19d 134d
INFO: task hung in writeback_iter (3) fs mm 1 C error 13 8d08h 136d
WARNING in __alloc_skb (4) mm -1 C 7 21d 137d PATCH [113d]
INFO: rcu detected stall in sys_mount (8) mm 1 C error 24 6d14h 137d 💬 1 [137d]
BUG: soft lockup in dev_ioctl (2) mm 1 6 73d 142d
INFO: rcu detected stall in sys_munmap (2) mm 1 C error 40 7d16h 143d 💬 7 [23d]
WARNING in alloc_frozen_pages_noprof mm -1 C 390 28d 152d 💬 3 [149d]
KASAN: slab-use-after-free Read in lru_add (2) mm 19 C error 7 6d21h 160d
WARNING in trace_suspend_resume mm -1 C 2160 1d17h 164d 💬 1 [36d]
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error 4 15d 167d
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error inconclusive 3 105d 175d 💬 2 [174d]
INFO: rcu detected stall in wb_workfn (4) mm 1 C error 51 10h18m 184d 💬 1 [44d]
INFO: rcu detected stall in linkwatch_event (5) net mm 1 syz error 3 12d 200d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 342 6h59m 204d 💬 1 [167d]
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error 8 7d17h 226d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error 53 4h24m 242d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 7d19h 244d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error 10 25d 252d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error 7 1d16h 255d
INFO: task hung in exit_mmap (2) mm 1 C done error 57 10h46m 261d
kernel BUG in __filemap_add_folio fs mm -1 C done 1469 12m 262d PATCH [25d]
BUG: soft lockup in sys_bpf mm 1 C error 99 1d06h 263d
INFO: task hung in page_cache_ra_order mm fs 1 C done 79 1d12h 264d 💬 1 [263d]
INFO: rcu detected stall in clone (7) mm 1 73 2d16h 291d
INFO: task hung in rmap_walk_file mm 1 C error 19 28d 338d
KASAN: slab-use-after-free Read in list_lru_del mm 19 C done done 27 44d 339d 💬 1 [12d]
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 5 4d16h 352d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 21 67d 373d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 27d 386d
WARNING in __folio_rmap_sanity_checks (2) xfs mm -1 C inconclusive 17 84d 397d 💬 26 [230d]
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done 9 16d 398d 💬 6 [308d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done 50 1d09h 399d 💬 2 [146d]
possible deadlock in balance_pgdat (2) mm scsi 4 C 4 369d 403d 💬 1 [360d]
possible deadlock in lock_mm_and_find_vma (3) mm ntfs3 4 11 80d 403d
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm 1 syz error 81 3h28m 404d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 74 3d06h 412d 💬 7 [55d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error 48 4d11h 412d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 58 2d22h 412d
BUG: corrupted list in list_lru_add gfs2 mm 19 C inconclusive 333 1d08h 415d PATCH [2d19h]
INFO: rcu detected stall in security_file_ioctl (9) tomoyo mm 1 syz error 111 13h54m 416d
kernel BUG in resv_map_release (3) mm -1 C inconclusive 31 4d21h 425d 💬 1 [425d]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done done 110 48d 427d
INFO: rcu detected stall in brk (2) mm 1 syz 2 375d 437d 💬 8 [436d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 106 2d11h 439d
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done 42 1d06h 450d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 47d 452d 💬 1 [451d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 165d 453d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 96 4d10h 457d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 77 92d 465d
INFO: rcu detected stall in vhci_release mm 1 syz done done 12 253d 470d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 189 3h17m 479d PATCH [461d]
INFO: rcu detected stall in sys_execve (6) mm 1 syz done 71 7d16h 481d
INFO: rcu detected stall in x64_sys_call mm 1 C error 484 2h11m 489d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 296d 490d 💬 4 [450d]
KMSAN: uninit-value in sw842_compress mm 7 C 100 11h05m 490d 💬 3 [80d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 289d 495d
INFO: task hung in page_cache_ra_unbounded (2) mm fs 1 C done 3650 27d 497d 💬 1 [24d]
INFO: rcu detected stall in kcov_close mm 1 168 4d20h 517d
kernel panic: System is deadlocked on memory (2) mm 2 88 4d17h 517d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 107 4d06h 518d PATCH [461d]
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive 77 17d 564d PATCH [345d]
INFO: rcu detected stall in addrconf_rs_timer (6) x86 mm netfilter 1 syz error error 639 1d20h 589d
WARNING in shmem_evict_inode (3) mm -1 61 2h57m 597d
INFO: rcu detected stall in sendmsg (4) mm 1 C error 61 24d 597d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error 337 13h09m 600d
INFO: rcu detected stall in validate_mm (3) mm 1 C error 38 17d 609d 💬 5 [551d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 541d 648d 💬 2 [527d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 365 32m 654d 💬 10 [200d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 35d 691d
BUG: soft lockup in pipe_read fs mm 1 syz 5 340d 718d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 672 8d20h 733d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 186 9d12h 773d 💬 6 [769d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 508d 790d
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 549d 830d PATCH [170d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 486 2d12h 858d 💬 4 [87d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 522 8h38m 861d
INFO: rcu detected stall in sys_unlink (3) mm 1 C error 326 14h38m 882d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 851 2d02h 993d 💬 6 [24d]
possible deadlock in filemap_fault mm 4 C done 3000 13h30m 1165d 💬 4 [24d]
INFO: rcu detected stall in sys_newfstatat (4) mm 1 C error 506 3d02h 1175d 💬 1 [24d]
memory leak in xas_create mm 3 C 28 2d01h 1282d PATCH [48d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25856 1d15h 1387d 💬 2 [24d]
INFO: task hung in do_read_cache_folio kasan mm block 1 C error error 179 933d 1434d 💬 3 [920d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1609d 1962d
KASAN: use-after-free Read in corrupted (4) mm 19 C done error 14 326d 1979d 💬 2 [1320d]
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1279d 2176d 💬 2 [2070d]
moderation (49):
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 2d01h 2d01h
KCSAN: data-race in begin_new_exec / cgroup_task_dead fs mm 6 1 3d03h 3d03h
KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) mm 19 2 10d 13d
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (8) mm fs 6 2 12d 14d
KCSAN: data-race in __se_sys_mremap / vma_complete mm 6 2 3d13h 14d
KCSAN: data-race in copy_mm / vma_complete (3) mm 6 2 2d12h 17d
BUG: Bad page map (9) mm -1 1 26d 22d
KCSAN: data-race in copy_process / memcpy_and_pad (2) mm 6 1 31d 31d
KCSAN: data-race in copy_fs / free_bprm (2) mm fs 6 1 34d 34d
KCSAN: data-race in folios_put_refs / need_mlock_drain (3) mm 6 4 1d07h 36d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (3) fs mm 6 4 27d 38d
KCSAN: data-race in filemap_read_folio / filemap_read_folio (3) mm 6 1 42d 42d
KCSAN: data-race in copy_mm / vm_mmap_pgoff mm 6 1 50d 50d
KCSAN: data-race in mlock_folio / need_mlock_drain (9) mm 6 2 34d 62d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 5 42d 65d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (4) mm fs -1 2 44d 92d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) mm fs 6 5 24d 107d
KCSAN: data-race in _copy_to_iter / _copy_to_iter mm 6 7 5d19h 113d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 13 8d08h 119d
KCSAN: data-race in __set_task_comm / strlen fs mm 6 6 38d 124d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) mm ext4 6 14 14d 128d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (10) fs mm 6 4 47d 134d
KCSAN: data-race in __anon_vma_prepare / __vmf_anon_prepare mm 6 3 33d 136d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) block mm 6 15 6d23h 172d
KCSAN: data-race in munlock_folio / need_mlock_drain (7) mm 6 5 33d 183d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) fs mm 6 11 4d13h 203d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 105 7d01h 260d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 274 10h16m 261d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 6 14 24d 272d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 96 1d11h 286d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 118 2d06h 416d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 404 5d10h 417d
KCSAN: data-race in fill_mg_cmtime / shmem_unlink mm 6 114 43d 418d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) mm fs 6 802 16h42m 419d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 98 8d05h 452d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 164 2d13h 555d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 165 14h36m 556d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 122 9h23m 557d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 6 764 11h08m 614d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 83 4d03h 641d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 186 1d20h 644d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read mm 6 2287 3h41m 765d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 6 941 25d 1466d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1671 3h45m 1489d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 5019 16h54m 1660d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1615 1d20h 1934d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4114 8d13h 2224d
KCSAN: data-race in xas_find_marked / xas_set_mark mm fs 6 2413 3h44m 2230d
corrupted report (2) mm hfs -1 1051807 now 2832d