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mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 407
Parent subsystem(s): kernel (94)
Child subsystems: damon (0)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: sleeping function called from invalid context in vma_alloc_folio_noprof (2) mm 5 1 6d20h 2d20h 💬 3 [1d16h]
WARNING: bad unlock balance in do_fault mm 4 1 7d20h 3d20h
WARNING: bad unlock balance in folio_remove_rmap_ptes mm 4 1 10d 6d00h
BUG: sleeping function called from invalid context in __tlb_batch_free_encoded_pages mm arch 5 3 5d09h 6d00h
WARNING in __page_cache_release mm -1 1 10d 6d00h
WARNING: lock held when returning to user space in do_fault mm 4 2 8d16h 6d09h
WARNING: bad unlock balance in finish_fault mm 4 1 10d 6d14h
WARNING: bad unlock balance in do_wp_page mm 4 6 4d11h 9d23h 💬 9 [8d20h]
WARNING: lock held when returning to user space in __pte_offset_map mm 4 13 2d19h 10d
WARNING: bad unlock balance in __zap_vma_range mm 4 4 7d03h 11d
WARNING: bad unlock balance in folios_put_refs mm 4 1 16d 12d
BUG: sleeping function called from invalid context in shmem_undo_range mm 5 1 13d 12d 💬 2 [11d]
BUG: sleeping function called from invalid context in tlb_flush_mmu arch mm 5 1 13d 12d
possible deadlock in rhashtable_free_and_destroy mm 4 5 2h15m 14d PATCH [6d23h]
BUG: sleeping function called from invalid context in __zap_vma_range mm 5 3 5d10h 15d 💬 2 [14d]
KCSAN: data-race in mas_wr_store_entry / mtree_range_walk (2) mm 6 26 5h35m 18d 💬 5 [12d]
INFO: rcu detected stall in kcov_ioctl (3) mm 1 30 31d 27d 💬 1 [27d]
WARNING: bad unlock balance in lruvec_stat_mod_folio cgroups mm 4 1 32d 28d PATCH [20d]
KASAN: slab-use-after-free Read in madvise_walk_vmas mm 19 8 34d 35d 💬 3 [35d]
KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) mm 19 C error 5838 19m 36d PATCH [11d]
general protection fault in zap_huge_pmd mm 2 C 7 47d 48d 💬 9 [47d]
KMSAN: uninit-value in copy_from_kernel_nofault mm 7 8 4h02m 50d 💬 3 [50d]
possible deadlock in mfill_get_vma mm 4 C 287 7d20h 51d PATCH [51d]
WARNING: suspicious RCU usage in usb_tx_block mm 4 4 25d 58d
INFO: rcu detected stall in __dentry_kill mm 1 103 16h43m 63d
possible deadlock in lock_mm_and_find_vma (4) mm 4 1156 3h56m 68d 💬 2 [13d]
INFO: rcu detected stall in sys_rename (8) mm 1 syz 10 74d 70d
WARNING in __kfence_free (4) mm kasan -1 1 75d 71d
WARNING in __put_task_struct (6) mm -1 5 24d 71d
kernel BUG in __page_table_check_zero (3) mm -1 256 8d12h 76d
INFO: rcu detected stall in sendfile64 mm 1 37 8d06h 80d
kernel BUG in __khugepaged_enter mm -1 5 83d 80d 💬 4 [77d]
KMSAN: uninit-value in follow_page_pte mm 7 1 85d 81d PATCH [11d]
KASAN: slab-use-after-free Read in mas_walk mm 19 C 1 83d 82d 💬 6 [81d]
memory leak in __kfree_rcu_sheaf mm exfat f2fs 3 syz 1 86d 85d 💬 28 [1d10h]
BUG: Bad rss-counter state (6) mm -1 100 6d16h 87d
KASAN: wild-memory-access Read in lookup_swap_cgroup_id (2) cgroups mm 17 4 25d 89d PATCH [1d18h]
kernel BUG in page_table_check_set (2) mm -1 642 2d20h 89d 💬 1 [87d]
INFO: rcu detected stall in vma_merge_new_range (3) bpf mm 1 syz error error 2 15d 99d
INFO: rcu detected stall in schedule_tail (8) mm 1 C error error 1 101d 99d
WARNING in unlink_anon_vmas (2) mm -1 C error 30 43d 108d PATCH [107d]
INFO: rcu detected stall in __mmap_complete mm 1 syz error error 7 86d 121d
KMSAN: uninit-value in swap_writeout mm 7 8 90d 134d PATCH [119d]
INFO: rcu detected stall in sys_newfstat (4) tomoyo mm 1 C error 20 15d 135d
INFO: rcu detected stall in sys_io_uring_enter (3) mm 1 46 45d 137d
INFO: rcu detected stall in finish_dput mm 1 C error error 138 106d 142d
BUG: sleeping function called from invalid context in kvm_mmu_notifier_invalidate_range_start mm 5 syz 6 1d14h 149d PATCH [3d04h]
WARNING in sched_mm_cid_fork mm fs -1 C error error 332 91d 154d PATCH [132d]
INFO: rcu detected stall in call_usermodehelper_exec_async (4) mm 1 C error 10 39d 159d
WARNING in __page_table_check_ptes_set (3) mm -1 6 45d 173d
general protection fault in __rt_mutex_slowlock_locked mm 2 24 22d 175d
kernel BUG in filemap_fault (3) net mm -1 C error error 15 92d 188d
INFO: rcu detected stall in sys_symlink (6) mm 1 C error inconclusive 5 114d 190d
INFO: rcu detected stall in shmem_file_write_iter (3) mm 1 C 78 33d 196d
INFO: task hung in migrate_pages_batch (4) mm 1 120 25d 203d
WARNING in path_noexec (2) fs mm -1 C error 25390 11h00m 217d PATCH [207d]
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 66d 233d PATCH [223d]
KMSAN: uninit-value in __run_timer_base (2) mm 22 13 66d 237d PATCH [234d]
INFO: rcu detected stall in sys_madvise (2) mm 1 56 2d05h 248d
INFO: task hung in writeback_iter (3) mm fs 1 C error error 18 24d 250d PATCH [105d]
WARNING in __alloc_skb (4) mm -1 C 8 53d 251d PATCH [227d]
INFO: rcu detected stall in sys_mount (8) mm 1 C error 30 8d23h 251d 💬 1 [251d]
INFO: rcu detected stall in sys_munmap (2) mm 1 C error error 43 8d23h 257d 💬 7 [137d]
KASAN: slab-use-after-free Read in lru_add (2) mm 19 C error 12 10d 274d
WARNING in trace_suspend_resume mm -1 C 3146 29m 278d 💬 1 [35d]
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error error 6 56d 281d
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error inconclusive 4 106d 289d 💬 2 [288d]
INFO: rcu detected stall in sock_close (5) fs mm tipc 1 syz error 61 1d12h 293d
INFO: rcu detected stall in linkwatch_event (5) mm net 1 syz error error 3 126d 314d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 492 16h23m 318d 💬 1 [281d]
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error error 11 12d 341d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error error 55 27d 356d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 121d 358d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error error 17 9d11h 366d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error error 7 115d 369d
INFO: task hung in exit_mmap (2) mm 1 C done error 59 14d 376d
kernel BUG in __filemap_add_folio fs mm -1 C done 1932 1d13h 376d PATCH [139d]
BUG: soft lockup in sys_bpf mm 1 C error 151 1d02h 378d
INFO: task hung in page_cache_ra_order fs mm 1 C done 103 11h20m 378d 💬 1 [378d]
INFO: rcu detected stall in clone (7) mm 1 101 8d16h 405d
INFO: rcu detected stall in sys_mkdir (9) mm 1 syz done error 5 118d 466d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 23 54d 487d
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done error 10 5d23h 512d 💬 6 [422d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done error 55 13d 513d 💬 2 [260d]
possible deadlock in balance_pgdat (2) scsi mm 4 C 4 483d 517d 💬 1 [474d]
INFO: rcu detected stall in sys_sendmmsg (7) mm 1 116 2d18h 521d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 75 98d 526d 💬 7 [170d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error error 61 8d07h 526d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 70 16d 526d
BUG: corrupted list in list_lru_add gfs2 mm 19 C inconclusive 401 85d 529d PATCH [116d]
INFO: rcu detected stall in security_file_ioctl (9) mm 1 syz error 131 21d 530d
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done done 117 1d09h 541d
INFO: rcu detected stall in brk (2) mm 1 syz 3 21d 551d 💬 8 [550d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable error 115 1d19h 553d
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done error 48 1d11h 564d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 162d 566d 💬 1 [565d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 279d 567d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done error 109 36d 572d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 83 3d20h 580d
INFO: rcu detected stall in vhci_release mm 1 syz done done 13 76d 584d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 233 4d10h 593d PATCH [575d]
INFO: rcu detected stall in sys_execve (6) mm 1 C done error 77 56d 595d
INFO: rcu detected stall in x64_sys_call mm 1 C error 541 1d18h 603d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 410d 604d 💬 4 [564d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 403d 609d
INFO: task hung in page_cache_ra_unbounded (2) fs mm 1 C done error 3651 103d 611d 💬 1 [106d]
INFO: rcu detected stall in kcov_close mm 1 192 1d05h 631d
kernel panic: System is deadlocked on memory (2) mm 2 148 1d00h 631d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 111 61d 633d PATCH [575d]
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive error 82 9h19m 678d PATCH [459d]
INFO: rcu detected stall in addrconf_rs_timer (6) virt mm netfilter 1 syz error error 701 21d 703d
WARNING in shmem_evict_inode (3) mm -1 84 4d21h 711d
INFO: rcu detected stall in sendmsg (4) mm 1 C error error 64 4d10h 712d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error error 362 6d17h 714d
INFO: rcu detected stall in validate_mm (3) mm 1 C error error 38 131d 723d 💬 5 [666d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 655d 762d 💬 2 [641d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 406 2d06h 768d 💬 10 [314d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 149d 805d
BUG: soft lockup in pipe_read mm fs 1 syz 5 454d 832d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 691 11d 847d
INFO: rcu detected stall in sys_recvmmsg (3) mm 1 246 2d16h 868d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 230 3d15h 887d 💬 6 [883d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 622d 904d
INFO: rcu detected stall in sys_unshare (9) mm 1 C inconclusive done 139 2d08h 907d 💬 1 [68d]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 663d 944d PATCH [284d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 492 53d 972d 💬 4 [201d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 578 2d02h 975d
INFO: rcu detected stall in sys_unlink (3) tomoyo mm 1 C error 372 2d13h 996d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 985 1d17h 1108d PATCH [43d]
INFO: rcu detected stall in sys_newfstatat (4) mm tomoyo 1 C error 528 2d18h 1289d 💬 1 [138d]
memory leak in xas_create mm 3 C 41 3d10h 1397d PATCH [162d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25877 11d 1501d 💬 2 [13d]
INFO: task hung in do_read_cache_folio kasan mm block 1 C error error 179 1047d 1549d 💬 3 [1034d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1723d 2076d
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1393d 2291d 💬 2 [2184d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in folios_put_refs / need_mlock_drain (4) mm 6 1 3d05h 3d05h
KCSAN: data-race in mlock_folio / need_mlock_drain (10) mm 6 1 5d20h 5d20h
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (6) mm 6 1 10d 10d
KASAN: slab-use-after-free Read in debug_check_no_obj_freed mm 19 1 16d 12d
KCSAN: data-race in mas_walk / mas_wmb_replace (2) mm 6 11 10h48m 18d
KCSAN: data-race in mas_wmb_replace / mtree_range_walk (2) mm 6 14 1d07h 20d
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (9) mm fs 6 2 21d 30d
KCSAN: data-race in copy_process / memcpy_and_pad (3) mm 6 2 41d 45d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (11) fs mm 6 1 50d 50d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (4) fs mm 6 1 54d 54d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (5) fs mm -1 3 42d 62d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (11) mm fs 6 2 45d 77d
KCSAN: data-race in shmem_fallocate / shmem_writeout mm 6 62 16h49m 108d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 8 18d 180d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 24 10d 233d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 19 18d 243d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 131 21d 374d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 414 20d 375d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 146 9d20h 400d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 149 8d07h 530d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 547 9h05m 531d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) mm fs 6 924 4h06m 533d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 114 16d 566d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 201 4d14h 669d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 206 1d09h 670d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 150 6h47m 671d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) mm fs 6 855 2d13h 728d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 89 28d 755d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 203 2d07h 758d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 mm 6 171 3d03h 878d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read race:benign mm 6 2614 7h24m 879d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 6 962 11d 1580d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1862 6h58m 1603d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 5284 8h49m 1774d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1658 6h17m 2048d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4145 8h34m 2338d
KCSAN: data-race in xas_find_marked / xas_set_mark mm fs 6 2530 17d 2344d
corrupted report (2) hfs kasan mm -1 1106903 now 2946d