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mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 406
Parent subsystem(s): kernel (94)
Child subsystems: damon (0)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING: bad unlock balance in folio_remove_rmap_ptes mm 4 1 4d23h 23h14m
BUG: sleeping function called from invalid context in __tlb_batch_free_encoded_pages mm arch 5 3 8h07m 23h14m
WARNING in __page_cache_release mm -1 1 4d23h 23h37m
WARNING: lock held when returning to user space in do_fault mm 4 2 3d14h 1d08h
WARNING: bad unlock balance in finish_fault mm 4 1 5d13h 1d12h
WARNING: bad unlock balance in do_wp_page mm 4 5 22h36m 4d22h 💬 9 [3d19h]
WARNING: lock held when returning to user space in __pte_offset_map mm 4 11 1d15h 5d21h
WARNING: bad unlock balance in __zap_vma_range mm 4 4 2d02h 6d10h
WARNING: bad unlock balance in folios_put_refs mm 4 1 11d 7d01h
BUG: sleeping function called from invalid context in shmem_undo_range mm 5 1 7d23h 7d06h 💬 2 [6d19h]
BUG: sleeping function called from invalid context in tlb_flush_mmu arch mm 5 1 8d01h 7d06h
possible deadlock in rhashtable_free_and_destroy mm 4 3 5d07h 9d15h PATCH [1d22h]
BUG: sleeping function called from invalid context in __zap_vma_range mm 5 3 9h37m 10d 💬 2 [9d09h]
KCSAN: data-race in mas_wr_store_entry / mtree_range_walk (2) mm 6 20 5h31m 13d 💬 5 [7d14h]
INFO: rcu detected stall in kcov_ioctl (3) mm 1 30 26d 22d 💬 1 [22d]
WARNING: bad unlock balance in lruvec_stat_mod_folio mm cgroups 4 1 27d 23d PATCH [15d]
KASAN: slab-use-after-free Read in madvise_walk_vmas mm 19 8 29d 30d 💬 3 [30d]
KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) mm 19 C error 4241 now 31d PATCH [6d09h]
WARNING in page_counter_uncharge (2) mm cgroups -1 C error 7 15d 34d PATCH [5d02h]
general protection fault in zap_huge_pmd mm 2 C 7 42d 43d 💬 9 [42d]
KMSAN: uninit-value in copy_from_kernel_nofault mm 7 6 9d02h 45d 💬 3 [45d]
possible deadlock in mfill_get_vma mm 4 C 287 2d19h 46d PATCH [46d]
WARNING: suspicious RCU usage in usb_tx_block mm 4 4 19d 53d
INFO: rcu detected stall in __dentry_kill mm 1 97 1d03h 58d
possible deadlock in lock_mm_and_find_vma (4) mm 4 1058 28m 63d 💬 2 [8d21h]
INFO: rcu detected stall in sys_rename (8) mm 1 syz 10 69d 65d
WARNING in __kfence_free (4) mm kasan -1 1 70d 66d
WARNING in __put_task_struct (6) mm -1 5 19d 66d
kernel BUG in __page_table_check_zero (3) mm -1 256 3d10h 71d
INFO: rcu detected stall in sendfile64 mm 1 37 3d04h 75d
kernel BUG in __khugepaged_enter mm -1 5 78d 75d 💬 4 [72d]
KMSAN: uninit-value in follow_page_pte mm 7 1 80d 76d PATCH [6d13h]
KASAN: slab-use-after-free Read in mas_walk mm 19 C 1 78d 77d 💬 6 [76d]
memory leak in __kfree_rcu_sheaf mm exfat f2fs 3 syz 1 81d 80d 💬 22 [41d]
BUG: Bad rss-counter state (6) mm -1 100 1d14h 82d
KASAN: wild-memory-access Read in lookup_swap_cgroup_id (2) cgroups mm 17 4 20d 83d 💬 3 [19d]
kernel BUG in page_table_check_set (2) mm -1 640 3d22h 84d 💬 1 [82d]
INFO: rcu detected stall in vma_merge_new_range (3) bpf mm 1 syz error error 2 10d 94d
INFO: rcu detected stall in schedule_tail (8) mm 1 C error error 1 95d 94d
WARNING in unlink_anon_vmas (2) mm -1 C error 30 38d 102d PATCH [102d]
KASAN: slab-use-after-free Read in lookup_object_or_alloc (3) mm virt 19 10 99d 105d PATCH [101d]
INFO: rcu detected stall in __mmap_complete mm 1 syz error error 7 81d 116d
KMSAN: uninit-value in swap_writeout mm 7 8 85d 129d PATCH [114d]
INFO: rcu detected stall in sys_newfstat (4) tomoyo mm 1 C error 20 10d 130d
INFO: rcu detected stall in sys_io_uring_enter (3) mm 1 46 39d 132d
INFO: rcu detected stall in finish_dput mm 1 C error error 138 101d 137d
BUG: sleeping function called from invalid context in kvm_mmu_notifier_invalidate_range_start mm 5 4 54d 143d PATCH [16h19m]
WARNING in sched_mm_cid_fork mm fs -1 C error error 332 86d 149d PATCH [127d]
INFO: rcu detected stall in call_usermodehelper_exec_async (4) mm 1 C error 10 34d 154d
WARNING in __page_table_check_ptes_set (3) mm -1 6 40d 168d
general protection fault in __rt_mutex_slowlock_locked mm 2 24 17d 170d
kernel BUG in filemap_fault (3) net mm -1 C error error 15 87d 183d
INFO: rcu detected stall in sys_symlink (6) mm 1 C error inconclusive 5 109d 185d
INFO: rcu detected stall in shmem_file_write_iter (3) mm 1 C 78 28d 191d
INFO: task hung in migrate_pages_batch (4) mm 1 120 20d 198d
WARNING in path_noexec (2) fs mm -1 C error 25104 7h25m 212d PATCH [202d]
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 61d 227d PATCH [218d]
KMSAN: uninit-value in __run_timer_base (2) mm 22 13 60d 232d PATCH [229d]
INFO: rcu detected stall in sys_madvise (2) mm 1 55 8d04h 243d
INFO: task hung in writeback_iter (3) mm fs 1 C error error 18 19d 245d PATCH [100d]
WARNING in __alloc_skb (4) mm -1 C 8 48d 246d PATCH [222d]
INFO: rcu detected stall in sys_mount (8) mm 1 C error 30 3d22h 246d 💬 1 [246d]
INFO: rcu detected stall in sys_munmap (2) mm 1 C error error 43 3d22h 252d 💬 7 [132d]
KASAN: slab-use-after-free Read in lru_add (2) mm 19 C error 12 5d06h 269d
WARNING in trace_suspend_resume mm -1 C 2945 4h30m 273d 💬 1 [29d]
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error error 6 51d 276d
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error inconclusive 4 100d 284d 💬 2 [283d]
INFO: rcu detected stall in sock_close (5) fs mm tipc 1 syz error 59 4d10h 288d
INFO: rcu detected stall in linkwatch_event (5) mm net 1 syz error error 3 121d 309d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 486 8h13m 313d 💬 1 [276d]
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error error 11 7d17h 335d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error error 55 22d 351d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 116d 353d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error error 17 4d09h 361d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error error 7 110d 364d
INFO: task hung in exit_mmap (2) mm 1 C done error 59 9d20h 370d
kernel BUG in __filemap_add_folio fs mm -1 C done 1929 1d03h 371d PATCH [134d]
BUG: soft lockup in sys_bpf mm 1 C error 146 15h04m 373d
INFO: task hung in page_cache_ra_order fs mm 1 C done 101 5h53m 373d 💬 1 [373d]
INFO: rcu detected stall in clone (7) mm 1 101 3d14h 400d
INFO: rcu detected stall in sys_mkdir (9) mm 1 syz done error 5 113d 461d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 23 49d 482d
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done error 10 21h49m 507d 💬 6 [417d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done error 55 8d11h 508d 💬 2 [255d]
possible deadlock in balance_pgdat (2) scsi mm 4 C 4 478d 512d 💬 1 [469d]
INFO: rcu detected stall in sys_sendmmsg (7) mm 1 115 3d23h 516d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 75 93d 521d 💬 7 [164d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error error 61 3d06h 521d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 70 11d 521d
BUG: corrupted list in list_lru_add gfs2 mm 19 C inconclusive 401 80d 524d PATCH [111d]
INFO: rcu detected stall in security_file_ioctl (9) mm 1 syz error 131 16d 525d
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done done 115 12d 536d
INFO: rcu detected stall in brk (2) mm 1 syz 3 16d 546d 💬 8 [545d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable error 113 31d 548d
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done error 47 28d 559d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 157d 561d 💬 1 [560d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 274d 562d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done error 109 31d 566d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 82 7d13h 574d
INFO: rcu detected stall in vhci_release mm 1 syz done done 13 71d 579d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 232 2d21h 588d PATCH [570d]
INFO: rcu detected stall in sys_execve (6) mm 1 C done error 77 51d 590d
INFO: rcu detected stall in x64_sys_call mm 1 C error 537 8h35m 598d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 405d 599d 💬 4 [559d]
KMSAN: uninit-value in sw842_compress mm 7 C 107 80d 600d 💬 3 [189d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 398d 604d
INFO: task hung in page_cache_ra_unbounded (2) fs mm 1 C done error 3651 98d 606d 💬 1 [101d]
INFO: rcu detected stall in kcov_close mm 1 191 8d00h 626d
kernel panic: System is deadlocked on memory (2) mm 2 145 4d23h 626d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 111 56d 627d PATCH [570d]
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive error 81 12d 673d PATCH [454d]
INFO: rcu detected stall in addrconf_rs_timer (6) virt mm netfilter 1 syz error error 701 16d 698d
WARNING in shmem_evict_inode (3) mm -1 83 1d17h 706d
INFO: rcu detected stall in sendmsg (4) mm 1 C error error 63 56d 707d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error error 362 1d16h 709d
INFO: rcu detected stall in validate_mm (3) mm 1 C error error 38 126d 718d 💬 5 [660d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 650d 757d 💬 2 [636d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 405 11d 763d 💬 10 [309d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 144d 800d
BUG: soft lockup in pipe_read mm fs 1 syz 5 449d 827d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 691 6d08h 842d
INFO: rcu detected stall in sys_recvmmsg (3) mm 1 241 19h15m 863d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 229 4d22h 882d 💬 6 [878d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 617d 899d
INFO: rcu detected stall in sys_unshare (9) mm 1 C inconclusive done 137 7d15h 902d 💬 1 [63d]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 658d 939d PATCH [279d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 492 48d 967d 💬 4 [196d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 575 1d21h 970d
INFO: rcu detected stall in sys_unlink (3) tomoyo mm 1 C error 370 2d00h 991d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 984 1d12h 1102d PATCH [38d]
INFO: rcu detected stall in sys_newfstatat (4) mm tomoyo 1 C error 526 1d13h 1284d 💬 1 [133d]
memory leak in xas_create mm 3 C 40 9d01h 1391d PATCH [157d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25877 6d17h 1496d 💬 2 [8d21h]
INFO: task hung in do_read_cache_folio kasan mm block 1 C error error 179 1042d 1544d 💬 3 [1029d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1718d 2071d
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1388d 2286d 💬 2 [2179d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in mlock_folio / need_mlock_drain (10) mm 6 1 18h54m 18h53m
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (6) mm 6 1 5d15h 5d15h
KASAN: slab-use-after-free Read in debug_check_no_obj_freed mm 19 1 11d 7d09h
KCSAN: data-race in mas_walk / mas_wmb_replace (2) mm 6 8 4h36m 13d
KCSAN: data-race in mas_wmb_replace / mtree_range_walk (2) mm 6 10 5d01h 14d
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (9) mm fs 6 2 16d 25d
KCSAN: data-race in copy_process / memcpy_and_pad (3) mm 6 2 36d 40d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (11) fs mm 6 1 45d 45d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (4) fs mm 6 1 49d 49d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (5) mm fs -1 3 37d 57d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (11) mm fs 6 2 40d 72d
KCSAN: data-race in copy_mm / lru_gen_del_mm mm 6 4 55d 102d
KCSAN: data-race in shmem_fallocate / shmem_writeout mm 6 59 3d14h 103d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 8 12d 175d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 24 5d06h 228d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 19 13d 237d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 131 16d 369d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 414 15d 370d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 146 4d19h 395d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 149 3d06h 525d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 536 3h16m 526d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) mm fs 6 922 2d03h 528d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 114 11d 561d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 200 2d12h 664d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 204 11h36m 665d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 147 6d00h 666d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) mm fs 6 853 29d 723d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 89 23d 750d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 201 7d16h 753d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 mm 6 169 3d11h 873d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read race:benign mm 6 2602 2h54m 874d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 6 962 6d08h 1575d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1854 12h16m 1598d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 5271 1h38m 1769d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1657 15h48m 2043d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4137 1d01h 2333d
KCSAN: data-race in xas_find_marked / xas_set_mark mm fs 6 2530 12d 2339d
corrupted report (2) hfs kasan mm -1 1105026 27m 2941d