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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 8d14h 4d14h 💬 3 [3d10h]
WARNING: bad unlock balance in do_fault mm 4 1 9d14h 5d14h
WARNING: bad unlock balance in folio_remove_rmap_ptes mm 4 1 11d 7d18h
BUG: sleeping function called from invalid context in __tlb_batch_free_encoded_pages mm arch 5 3 7d03h 7d18h
WARNING in __page_cache_release mm -1 1 11d 7d19h
WARNING: lock held when returning to user space in do_fault mm 4 2 10d 8d03h
WARNING: bad unlock balance in finish_fault mm 4 1 12d 8d08h
WARNING: bad unlock balance in do_wp_page mm 4 6 6d05h 11d 💬 9 [10d]
WARNING: lock held when returning to user space in __pte_offset_map mm 4 13 4d13h 12d
WARNING: bad unlock balance in __zap_vma_range mm 4 4 8d21h 13d
WARNING: bad unlock balance in folios_put_refs mm 4 1 17d 13d
BUG: sleeping function called from invalid context in shmem_undo_range mm 5 1 14d 14d 💬 2 [13d]
BUG: sleeping function called from invalid context in tlb_flush_mmu arch mm 5 1 14d 14d
possible deadlock in rhashtable_free_and_destroy mm 4 6 1d09h 16d PATCH [8d17h]
BUG: sleeping function called from invalid context in __zap_vma_range mm 5 3 7d05h 17d 💬 2 [16d]
KCSAN: data-race in mas_wr_store_entry / mtree_range_walk (2) mm 6 26 1d23h 20d 💬 5 [14d]
INFO: rcu detected stall in kcov_ioctl (3) mm 1 30 33d 29d 💬 1 [29d]
WARNING: bad unlock balance in lruvec_stat_mod_folio cgroups mm 4 1 34d 30d PATCH [22d]
KASAN: slab-use-after-free Read in madvise_walk_vmas mm 19 8 36d 37d 💬 3 [37d]
KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) mm 19 C error 6268 7m 38d PATCH [13d]
general protection fault in zap_huge_pmd mm 2 C 7 48d 50d 💬 9 [49d]
KMSAN: uninit-value in copy_from_kernel_nofault mm 7 8 1d22h 52d 💬 3 [52d]
possible deadlock in mfill_get_vma mm 4 C 289 5h11m 53d PATCH [52d]
WARNING: suspicious RCU usage in usb_tx_block mm 4 4 26d 60d
INFO: rcu detected stall in __dentry_kill mm 1 103 2d10h 65d
possible deadlock in lock_mm_and_find_vma (4) mm 4 1179 7m 70d 💬 2 [15d]
INFO: rcu detected stall in sys_rename (8) mm 1 syz 10 76d 72d
WARNING in __kfence_free (4) mm kasan -1 1 76d 72d
WARNING in __put_task_struct (6) mm -1 5 26d 73d
kernel BUG in __page_table_check_zero (3) mm -1 256 10d 78d
INFO: rcu detected stall in sendfile64 mm 1 37 10d 82d
kernel BUG in __khugepaged_enter mm -1 5 85d 82d 💬 4 [79d]
KMSAN: uninit-value in follow_page_pte mm 7 1 87d 83d PATCH [13d]
KASAN: slab-use-after-free Read in mas_walk mm 19 C 1 85d 84d 💬 6 [83d]
memory leak in __kfree_rcu_sheaf mm exfat f2fs 3 syz 1 88d 87d 💬 28 [3d04h]
BUG: Bad rss-counter state (6) mm -1 100 8d10h 89d
KASAN: wild-memory-access Read in lookup_swap_cgroup_id (2) cgroups mm 17 4 27d 90d PATCH [3d13h]
kernel BUG in page_table_check_set (2) mm -1 642 4d14h 91d 💬 1 [89d]
INFO: rcu detected stall in vma_merge_new_range (3) bpf mm 1 syz error error 2 17d 101d
INFO: rcu detected stall in schedule_tail (8) mm 1 C error error 1 102d 101d
WARNING in unlink_anon_vmas (2) mm -1 C error 30 45d 109d PATCH [109d]
INFO: rcu detected stall in __mmap_complete mm 1 syz error error 7 88d 123d
KMSAN: uninit-value in swap_writeout mm 7 8 91d 136d PATCH [121d]
INFO: rcu detected stall in sys_newfstat (4) tomoyo mm 1 C error 21 11h28m 136d
INFO: rcu detected stall in sys_io_uring_enter (3) mm 1 46 46d 139d
INFO: rcu detected stall in finish_dput mm 1 C error error 138 108d 143d
BUG: sleeping function called from invalid context in kvm_mmu_notifier_invalidate_range_start mm 5 syz 6 3d08h 150d PATCH [4d22h]
WARNING in sched_mm_cid_fork mm fs -1 C error error 332 93d 155d PATCH [134d]
INFO: rcu detected stall in call_usermodehelper_exec_async (4) mm 1 C error 10 41d 161d
WARNING in __page_table_check_ptes_set (3) mm -1 6 47d 175d
general protection fault in __rt_mutex_slowlock_locked mm 2 24 24d 177d
kernel BUG in filemap_fault (3) net mm -1 C error error 15 94d 190d
INFO: rcu detected stall in sys_symlink (6) mm 1 C error inconclusive 5 116d 192d
INFO: rcu detected stall in shmem_file_write_iter (3) mm 1 C 78 35d 197d
INFO: task hung in migrate_pages_batch (4) mm 1 120 27d 205d
WARNING in path_noexec (2) fs mm -1 C error 25448 6h31m 219d PATCH [209d]
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 68d 234d PATCH [225d]
KMSAN: uninit-value in __run_timer_base (2) mm 22 13 67d 239d PATCH [236d]
INFO: rcu detected stall in sys_madvise (2) mm 1 56 3d23h 249d
INFO: task hung in writeback_iter (3) mm fs 1 C error error 18 25d 252d PATCH [106d]
WARNING in __alloc_skb (4) mm -1 C 8 55d 253d PATCH [229d]
INFO: rcu detected stall in sys_mount (8) mm 1 C error 30 10d 253d 💬 1 [253d]
INFO: rcu detected stall in sys_munmap (2) mm 1 C error error 43 10d 258d 💬 7 [139d]
KASAN: slab-use-after-free Read in lru_add (2) mm 19 C error 12 12d 276d
WARNING in trace_suspend_resume mm -1 C 3187 3h34m 280d 💬 1 [36d]
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error error 6 57d 283d
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error inconclusive 4 107d 291d 💬 2 [290d]
INFO: rcu detected stall in sock_close (5) fs mm tipc 1 syz error 61 3d07h 295d
INFO: rcu detected stall in linkwatch_event (5) mm net 1 syz error error 3 128d 316d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 493 17h58m 320d 💬 1 [282d]
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error error 11 14d 342d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error error 55 28d 358d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 123d 360d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error error 17 11d 368d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error error 7 117d 371d
INFO: task hung in exit_mmap (2) mm 1 C done error 59 16d 377d
kernel BUG in __filemap_add_folio fs mm -1 C done 1935 9h13m 378d PATCH [140d]
BUG: soft lockup in sys_bpf mm 1 C error 152 20h19m 379d
INFO: task hung in page_cache_ra_order fs mm 1 C done 103 2d05h 380d 💬 1 [379d]
INFO: rcu detected stall in clone (7) mm 1 101 10d 406d
INFO: rcu detected stall in sys_mkdir (9) mm 1 syz done error 5 120d 467d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 23 56d 488d
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done error 10 7d17h 514d 💬 6 [423d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done error 55 15d 515d 💬 2 [261d]
possible deadlock in balance_pgdat (2) scsi mm 4 C 4 485d 519d 💬 1 [476d]
INFO: rcu detected stall in sys_sendmmsg (7) mm 1 117 22h32m 523d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 75 100d 527d 💬 7 [171d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error error 61 10d 528d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 70 18d 528d
INFO: rcu detected stall in security_file_ioctl (9) mm 1 syz error 131 23d 532d
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done done 117 3d03h 543d
INFO: rcu detected stall in brk (2) mm 1 syz 3 22d 553d 💬 8 [552d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable error 115 3d13h 554d
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done error 48 3d05h 566d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 163d 568d 💬 1 [567d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 281d 569d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done error 109 37d 573d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 83 5d14h 581d
INFO: rcu detected stall in vhci_release mm 1 syz done done 13 78d 586d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 234 1d06h 595d PATCH [577d]
INFO: rcu detected stall in sys_execve (6) mm 1 C done error 77 58d 597d
INFO: rcu detected stall in x64_sys_call mm 1 C error 543 1d00h 605d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 412d 606d 💬 4 [566d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 405d 611d
INFO: task hung in page_cache_ra_unbounded (2) fs mm 1 C done error 3651 105d 613d 💬 1 [108d]
INFO: rcu detected stall in kcov_close mm 1 193 5h33m 633d
kernel panic: System is deadlocked on memory (2) mm 2 148 2d18h 633d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 111 62d 634d PATCH [577d]
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive error 82 2d03h 680d PATCH [461d]
INFO: rcu detected stall in addrconf_rs_timer (6) virt mm netfilter 1 syz error error 701 23d 705d
WARNING in shmem_evict_inode (3) mm -1 84 6d16h 713d
INFO: rcu detected stall in sendmsg (4) mm 1 C error error 64 6d04h 713d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error error 362 8d11h 716d
INFO: rcu detected stall in validate_mm (3) mm 1 C error error 38 133d 725d 💬 5 [667d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 657d 764d 💬 2 [643d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 406 4d00h 770d 💬 10 [316d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 151d 807d
BUG: soft lockup in pipe_read mm fs 1 syz 5 456d 833d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 691 13d 849d
INFO: rcu detected stall in sys_recvmmsg (3) mm 1 246 4d10h 870d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 230 5d09h 889d 💬 6 [884d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 623d 906d
INFO: rcu detected stall in sys_unshare (9) mm 1 C inconclusive done 139 4d02h 909d 💬 1 [70d]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 665d 946d PATCH [286d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 492 55d 974d 💬 4 [203d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 580 19h14m 977d
INFO: rcu detected stall in sys_unlink (3) tomoyo mm 1 C error 372 4d07h 998d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 986 9h29m 1109d PATCH [45d]
INFO: rcu detected stall in sys_newfstatat (4) mm tomoyo 1 C error 528 4d12h 1291d 💬 1 [140d]
memory leak in xas_create mm 3 C 41 5d04h 1398d PATCH [164d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25877 13d 1503d 💬 2 [15d]
INFO: task hung in do_read_cache_folio kasan mm block 1 C error error 179 1049d 1550d 💬 3 [1036d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1725d 2078d
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1395d 2292d 💬 2 [2186d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in compact_zone / compact_zone (9) mm 6 1 1d07h 1d07h
KCSAN: data-race in folios_put_refs / need_mlock_drain (4) mm 6 1 4d23h 4d23h
KCSAN: data-race in mlock_folio / need_mlock_drain (10) mm 6 1 7d14h 7d14h
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (6) mm 6 1 12d 12d
KASAN: slab-use-after-free Read in debug_check_no_obj_freed mm 19 1 18d 14d
KCSAN: data-race in mas_walk / mas_wmb_replace (2) mm 6 11 2d04h 20d
KCSAN: data-race in mas_wmb_replace / mtree_range_walk (2) mm 6 15 1d15h 21d
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (9) mm fs 6 2 23d 32d
KCSAN: data-race in copy_process / memcpy_and_pad (3) mm 6 2 42d 47d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (11) fs mm 6 1 51d 51d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (5) fs mm -1 3 44d 64d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (11) mm fs 6 3 1d04h 79d
KCSAN: data-race in shmem_fallocate / shmem_writeout mm 6 63 18h15m 110d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 8 19d 181d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 24 12d 235d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 19 20d 244d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 131 22d 375d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 414 22d 377d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 146 11d 402d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 149 10d 531d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 548 1d07h 533d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) mm fs 6 926 7h16m 535d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 114 18d 567d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 201 6d08h 671d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 207 3h51m 672d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 151 21h58m 673d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) mm fs 6 855 4d07h 730d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 89 30d 756d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 204 1d04h 760d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 mm 6 171 4d21h 880d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read race:benign mm 6 2617 2h39m 881d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 6 962 13d 1582d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1864 11h46m 1605d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 5287 11h20m 1776d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1658 2d00h 2050d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4147 8h33m 2340d
KCSAN: data-race in xas_find_marked / xas_set_mark mm fs 6 2530 18d 2345d
corrupted report (2) hfs kasan mm -1 1107467 now 2948d