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mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 395
Parent subsystem(s): kernel (80)
Child subsystems: damon (0)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in unlink_anon_vmas (2) mm -1 C 5 1d11h 15h08m PATCH [10h07m]
WARNING in memcg1_swapout cgroups mm -1 C error 24 4d17h 1d13h 💬 4 [1h45m]
KASAN: slab-use-after-free Read in lookup_object_or_alloc (3) mm 19 9 9d18h 3d01h PATCH [1d15h]
KCSAN: data-race in __anon_vma_prepare / __vmf_anon_prepare mm race:harmful 6 3 40d 4d06h 💬 9 [3d06h]
WARNING in xfs_buf_alloc mm -1 1 13d 9d23h
INFO: rcu detected stall in __mmap_complete mm 1 syz error 6 15d 13d
possible deadlock in flush_end_io fs mm 4 326 2h23m 20d
KMSAN: uninit-value in __sigqueue_free cgroups mm 7 1 24d 20d
KMSAN: uninit-value in swap_writeout mm 7 4 3d18h 27d PATCH [11d]
INFO: rcu detected stall in sys_io_uring_enter (3) mm 1 38 12h57m 30d
INFO: rcu detected stall in sys_signalfd4 (2) mm cgroups 1 syz 1 33d 32d
INFO: rcu detected stall in finish_dput mm 1 C error 137 14h56m 34d
WARNING in shrink_lruvec mm -1 1 44d 40d PATCH [30d]
BUG: sleeping function called from invalid context in kvm_mmu_notifier_invalidate_range_start mm 5 2 42d 41d
general protection fault in lru_gen_test_recent (2) mm 2 C 10 9d23h 42d PATCH [7d11h]
WARNING in update_rq_clock mm sound -1 16 1d00h 44d
WARNING in sched_mm_cid_fork fs mm -1 C error 319 28m 46d PATCH [25d]
kernel BUG in qlist_free_all (3) mm -1 1 61d 57d
WARNING in __page_table_check_ptes_set (3) mm -1 3 47d 66d
general protection fault in __rt_mutex_slowlock_locked mm 2 5 12d 68d
WARNING in swap_cache_get_folio mm -1 6 68d 68d PATCH [42d]
possible deadlock in __hugetlb_zap_begin mm 4 1 73d 69d PATCH [69d]
INFO: rcu detected stall in rescuer_thread (2) net mm 1 syz error inconclusive 3 73d 72d
WARNING in lock_list_lru_of_memcg (2) mm -1 3 46d 74d 💬 2 [73d]
kernel BUG in filemap_fault (3) net mm -1 C error 11 21h04m 81d
INFO: rcu detected stall in sys_symlink (6) tomoyo fs mm 1 C error inconclusive 5 7d06h 83d
INFO: rcu detected stall in shmem_file_write_iter (3) mm 1 69 1d03h 88d
general protection fault in call_timer_fn (2) no-reminders mm 19 8 12d 95d
INFO: task hung in migrate_pages_batch (4) mm 1 71 12h28m 96d
possible deadlock in hugetlb_vma_lock_read mm 4 4 35d 101d
WARNING in path_noexec (2) mm fs -1 C error 13915 now 110d PATCH [99d]
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 29d 125d PATCH [115d]
KMSAN: uninit-value in __run_timer_base (2) mm 8 8 18d 130d PATCH [127d]
INFO: rcu detected stall in sys_madvise (2) mm 1 38 26d 140d
INFO: task hung in writeback_iter (3) fs mm 1 C error 14 4d21h 143d PATCH [2d14h]
WARNING in __alloc_skb (4) mm -1 C 7 28d 144d PATCH [120d]
INFO: rcu detected stall in sys_mount (8) mm 1 C error 26 1d13h 144d 💬 1 [144d]
BUG: soft lockup in dev_ioctl (2) mm 1 6 80d 149d
INFO: rcu detected stall in sys_munmap (2) mm 1 C error 41 5d09h 149d 💬 7 [30d]
WARNING in alloc_frozen_pages_noprof mm -1 C 390 35d 159d 💬 3 [156d]
KASAN: slab-use-after-free Read in lru_add (2) mm 19 C error 10 5d14h 167d
WARNING in trace_suspend_resume mm -1 C 2182 7h43m 171d 💬 1 [43d]
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error 4 22d 173d
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error inconclusive 3 111d 182d 💬 2 [181d]
INFO: rcu detected stall in wb_workfn (4) mm 1 C error 52 6d17h 191d 💬 1 [51d]
INFO: rcu detected stall in linkwatch_event (5) net mm 1 syz error 3 19d 206d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 352 1d23h 211d 💬 1 [173d]
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error 8 14d 233d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error 54 4d22h 249d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 14d 251d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error 12 2d17h 259d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error 7 8d10h 262d
INFO: task hung in exit_mmap (2) mm 1 C done error 59 5d17h 268d
kernel BUG in __filemap_add_folio fs mm -1 C done 1522 14m 268d PATCH [31d]
BUG: soft lockup in sys_bpf mm 1 C error 108 1d06h 270d
INFO: task hung in page_cache_ra_order mm fs 1 C done 81 1d09h 271d 💬 1 [270d]
INFO: rcu detected stall in clone (7) mm 1 78 3d23h 297d
INFO: task hung in rmap_walk_file mm 1 C error 19 5d11h 345d
KASAN: slab-use-after-free Read in list_lru_del mm 19 C done done 27 51d 346d 💬 1 [18d]
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 5 11d 358d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 21 74d 379d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 3d14h 393d
WARNING in __folio_rmap_sanity_checks (2) xfs mm -1 C inconclusive 17 91d 403d 💬 26 [237d]
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done 9 23d 405d 💬 6 [314d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done 50 8d02h 406d 💬 2 [152d]
possible deadlock in balance_pgdat (2) mm scsi 4 C 4 376d 409d 💬 1 [367d]
possible deadlock in lock_mm_and_find_vma (3) mm ntfs3 4 11 87d 410d
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm 1 syz error 83 1h57m 410d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 75 5d14h 418d 💬 7 [62d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error 50 1d21h 419d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 60 6h20m 419d
BUG: corrupted list in list_lru_add gfs2 mm 19 C inconclusive 353 43m 422d PATCH [9d13h]
kernel BUG in resv_map_release (3) mm -1 C inconclusive 31 11d 432d 💬 1 [432d]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done done 110 54d 434d
INFO: rcu detected stall in brk (2) mm 1 syz 2 381d 444d 💬 8 [443d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 106 9d05h 445d
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done 43 3d06h 457d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 54d 459d 💬 1 [458d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 172d 460d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 96 11d 464d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 78 2d12h 472d
INFO: rcu detected stall in vhci_release mm 1 syz done done 12 260d 477d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 198 16h49m 486d PATCH [468d]
INFO: rcu detected stall in sys_execve (6) mm 1 C done 74 23h20m 488d
INFO: rcu detected stall in x64_sys_call mm 1 C error 488 3d00h 496d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 302d 497d 💬 4 [457d]
KMSAN: uninit-value in sw842_compress mm 7 C 101 19h21m 497d 💬 3 [87d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 296d 501d
INFO: task hung in page_cache_ra_unbounded (2) mm fs 1 C done 3650 3d10h 503d 💬 1 [31d]
INFO: rcu detected stall in kcov_close mm 1 168 11d 524d
kernel panic: System is deadlocked on memory (2) mm 2 89 1d07h 524d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 109 1d11h 525d PATCH [468d]
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive 77 23d 571d PATCH [352d]
INFO: rcu detected stall in addrconf_rs_timer (6) x86 mm netfilter 1 syz error error 645 2h06m 596d
WARNING in shmem_evict_inode (3) mm -1 62 3d10h 603d
INFO: rcu detected stall in sendmsg (4) mm 1 C error 61 16h52m 604d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error 340 2d12h 607d
INFO: rcu detected stall in validate_mm (3) mm 1 C error 38 24d 616d 💬 5 [558d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 548d 654d 💬 2 [534d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 372 2h38m 660d 💬 10 [207d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 42d 698d
BUG: soft lockup in pipe_read fs mm 1 syz 5 347d 724d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 673 3d04h 740d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 188 2h42m 780d 💬 6 [775d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 514d 797d
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 556d 837d PATCH [177d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 486 9d06h 865d 💬 4 [94d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 526 2d07h 868d
INFO: rcu detected stall in sys_unlink (3) mm 1 C error 340 2h44m 888d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 864 5h20m 1000d 💬 6 [31d]
possible deadlock in filemap_fault mm 4 C done 3012 15h55m 1172d 💬 4 [31d]
INFO: rcu detected stall in sys_newfstatat (4) mm 1 C error 509 4d10h 1181d 💬 1 [31d]
memory leak in xas_create mm 3 C 31 2d01h 1289d PATCH [55d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25860 21h07m 1394d 💬 2 [31d]
INFO: task hung in do_read_cache_folio kasan mm block 1 C error error 179 940d 1441d 💬 3 [927d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1616d 1969d
KASAN: use-after-free Read in corrupted (4) mm 19 C done error 14 333d 1986d 💬 2 [1327d]
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1286d 2183d 💬 2 [2077d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in copy_mm / lru_gen_del_mm mm 6 1 3h53m 3h52m
KCSAN: data-race in shmem_fallocate / shmem_writeout mm 6 1 1d06h 1d06h
KCSAN: data-race in _copy_to_iter / copy_folio_from_iter_atomic (3) mm 6 1 2d21h 2d21h
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (9) cgroups mm 6 1 8d19h 8d19h
KCSAN: data-race in begin_new_exec / cgroup_task_dead fs mm 6 1 9d21h 9d21h
KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) mm 19 2 16d 20d
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (8) mm fs 6 2 19d 20d
KCSAN: data-race in __se_sys_mremap / vma_complete mm 6 2 10d 20d
KCSAN: data-race in copy_mm / vma_complete (3) mm 6 3 20h53m 24d
BUG: Bad page map (9) mm -1 1 32d 28d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (10) mm 6 2 13d 35d
KCSAN: data-race in copy_process / memcpy_and_pad (2) mm 6 1 38d 38d
KCSAN: data-race in copy_fs / free_bprm (2) mm fs 6 1 40d 40d
KCSAN: data-race in folios_put_refs / need_mlock_drain (3) mm 6 4 8d01h 42d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (3) fs mm 6 4 34d 45d
KCSAN: data-race in filemap_read_folio / filemap_read_folio (3) mm 6 1 48d 48d
KCSAN: data-race in mlock_folio / need_mlock_drain (9) mm 6 3 15m 68d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 6 1d17h 72d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (4) mm fs -1 2 50d 99d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) mm fs 6 6 2d19h 113d
KCSAN: data-race in _copy_to_iter / _copy_to_iter mm 6 7 12d 119d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 13 15d 126d
KCSAN: data-race in __set_task_comm / strlen fs mm 6 6 45d 130d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) mm ext4 6 14 20d 135d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (10) fs mm 6 4 54d 141d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) block mm 6 15 13d 179d
KCSAN: data-race in munlock_folio / need_mlock_drain (7) mm 6 5 40d 190d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) fs mm 6 12 4d09h 210d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 107 18h33m 266d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 285 3h13m 268d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 6 14 31d 279d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 101 17h40m 293d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 119 3d21h 422d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 411 6h51m 424d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) mm fs 6 817 2h43m 425d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 100 5h03m 458d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 167 1h36m 562d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 168 9h22m 562d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 122 7d03h 564d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 6 777 20m 621d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 83 10d 647d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 187 1d09h 650d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read mm race:benign 6 2311 6h19m 771d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 6 942 1d07h 1473d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1683 4h23m 1496d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 5030 6h06m 1667d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1621 19h38m 1941d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4115 19h39m 2231d
KCSAN: data-race in xas_find_marked / xas_set_mark mm fs 6 2427 17h50m 2236d
corrupted report (2) mm hfs -1 1056125 now 2839d