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mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 398
Parent subsystem(s): kernel (92)
Child subsystems: damon (0)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
INFO: rcu detected stall in __dentry_kill mm 1 35 19h57m 4d10h
possible deadlock in lock_mm_and_find_vma (4) mm 4 1 13d 9d04h 💬 2 [9d01h]
INFO: rcu detected stall in sys_rename (8) mm 1 syz 10 15d 11d
WARNING in __kfence_free (4) kasan mm -1 1 15d 11d
WARNING in __put_task_struct (6) mm -1 1 16d 12d
kernel BUG in __page_table_check_zero (3) mm -1 44 5h07m 16d
INFO: rcu detected stall in sendfile64 mm 1 32 7h21m 20d
kernel BUG in __khugepaged_enter mm -1 5 23d 21d 💬 4 [18d]
KMSAN: uninit-value in follow_page_pte mm 7 1 26d 22d 💬 1 [17d]
KASAN: slab-use-after-free Read in mas_walk mm 19 C 1 23d 23d 💬 6 [22d]
memory leak in __kfree_rcu_sheaf mm f2fs exfat 3 syz 1 27d 26d 💬 5 [23h48m]
BUG: Bad rss-counter state (6) mm -1 94 8d04h 27d
KASAN: wild-memory-access Read in lookup_swap_cgroup_id (2) mm cgroups 17 3 2d02h 29d 💬 3 [22d]
kernel BUG in page_table_check_set (2) mm -1 94 23h18m 29d 💬 1 [28d]
INFO: rcu detected stall in schedule_tail (8) mm 1 C error error 1 41d 39d
kernel BUG in hpage_collapse_scan_file (2) mm -1 C error 15328 46m 41d 💬 3 [17d]
WARNING in unlink_anon_vmas (2) mm -1 C error 15 3d05h 48d PATCH [48d]
WARNING in memcg1_swapout cgroups mm -1 C error 24 52d 49d 💬 8 [45d]
KASAN: slab-use-after-free Read in lookup_object_or_alloc (3) mm virt 19 10 44d 50d PATCH [46d]
KCSAN: data-race in __anon_vma_prepare / __vmf_anon_prepare race:harmful mm 6 5 21d 52d 💬 9 [51d]
WARNING in xfs_buf_alloc mm -1 1 61d 57d
INFO: rcu detected stall in __mmap_complete mm 1 syz error error 7 27d 61d
possible deadlock in flush_end_io fs mm 4 391 26d 68d
KMSAN: uninit-value in __sigqueue_free mm cgroups 7 1 72d 68d PATCH [30d]
KMSAN: uninit-value in swap_writeout mm 7 8 30d 75d PATCH [59d]
INFO: rcu detected stall in sys_newfstat (4) tomoyo mm 1 C error 13 14d 75d
INFO: rcu detected stall in sys_io_uring_enter (3) mm 1 43 8d12h 78d
INFO: rcu detected stall in sys_signalfd4 (2) mm cgroups 1 syz 1 81d 80d
INFO: rcu detected stall in finish_dput mm 1 C error error 138 47d 82d
WARNING in shrink_lruvec mm -1 1 92d 88d PATCH [78d]
BUG: sleeping function called from invalid context in kvm_mmu_notifier_invalidate_range_start mm 5 3 36d 89d
general protection fault in lru_gen_test_recent (2) mm 2 C 10 57d 90d PATCH [55d]
WARNING in sched_mm_cid_fork fs mm -1 C error error 332 32d 94d PATCH [73d]
INFO: rcu detected stall in call_usermodehelper_exec_async (4) mm 1 C error 9 34m 100d
WARNING in __page_table_check_ptes_set (3) mm -1 5 19d 114d
general protection fault in __rt_mutex_slowlock_locked mm 2 10 10d 115d
WARNING in lock_list_lru_of_memcg (2) mm -1 3 93d 122d 💬 2 [121d]
kernel BUG in filemap_fault (3) mm net -1 C error error 15 33d 129d
INFO: rcu detected stall in sys_symlink (6) mm 1 C error inconclusive 5 55d 130d
INFO: rcu detected stall in shmem_file_write_iter (3) mm 1 C 75 3d12h 136d
general protection fault in call_timer_fn (2) no-reminders mm 19 12 6d16h 143d
INFO: task hung in migrate_pages_batch (4) mm 1 95 1d01h 144d
possible deadlock in hugetlb_vma_lock_read mm 4 4 83d 149d
WARNING in path_noexec (2) fs mm -1 C error 19206 3h33m 157d PATCH [147d]
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 7d10h 173d PATCH [163d]
KMSAN: uninit-value in __run_timer_base (2) mm 22 13 6d11h 178d PATCH [175d]
INFO: rcu detected stall in sys_madvise (2) mm 1 46 2d01h 188d
INFO: task hung in writeback_iter (3) mm fs 1 C error error 15 10h40m 191d PATCH [45d]
WARNING in __alloc_skb (4) mm -1 C 8 8d10h 191d PATCH [167d]
INFO: rcu detected stall in sys_mount (8) mm 1 C error 27 25d 192d 💬 1 [191d]
INFO: rcu detected stall in sys_munmap (2) mm 1 C error error 41 53d 197d 💬 7 [77d]
KASAN: slab-use-after-free Read in lru_add (2) mm 19 C error 10 39d 215d
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error inconclusive 4 46d 230d 💬 2 [229d]
INFO: rcu detected stall in sock_close (5) fs mm tipc 1 syz error 49 3d20h 234d
INFO: rcu detected stall in linkwatch_event (5) net mm 1 syz error error 3 66d 254d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 413 1d19h 259d 💬 1 [221d]
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error error 9 26d 281d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error error 54 52d 296d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 62d 299d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error 14 28d 307d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error error 7 56d 310d
INFO: task hung in exit_mmap (2) mm 1 C done error 59 25d 316d
kernel BUG in __filemap_add_folio fs mm -1 C done 1685 2h43m 316d PATCH [79d]
BUG: soft lockup in sys_bpf mm 1 C error 119 2d04h 318d
INFO: task hung in page_cache_ra_order mm fs 1 C done 85 12d 319d 💬 1 [318d]
INFO: rcu detected stall in clone (7) mm 1 90 2d07h 345d
INFO: task hung in rmap_walk_file mm 1 C error error 19 53d 393d
KASAN: slab-use-after-free Read in list_lru_del mm 19 C done done 27 98d 394d 💬 1 [66d]
INFO: rcu detected stall in sys_mkdir (9) mm 1 syz done error 5 59d 406d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 22 39d 427d
INFO: task hung in hugetlbfs_zero_partial_page mm fs 1 syz done error 3 51d 441d
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done error 9 71d 453d 💬 6 [362d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done error 52 2d22h 454d 💬 2 [200d]
possible deadlock in balance_pgdat (2) scsi mm 4 C 4 424d 457d 💬 1 [415d]
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm 1 syz error 86 19h57m 458d
INFO: rcu detected stall in sys_sendmmsg (7) mm tipc 1 105 4d05h 462d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 75 39d 466d 💬 7 [110d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error error 53 3d21h 467d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 62 22d 467d
BUG: corrupted list in list_lru_add gfs2 mm 19 C inconclusive 401 26d 470d PATCH [57d]
INFO: rcu detected stall in security_file_ioctl (9) mm tomoyo 1 syz error 121 7d07h 470d
kernel BUG in resv_map_release (3) mm -1 C inconclusive error 33 3d23h 480d PATCH [4h47m]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done done 113 4h45m 482d
INFO: rcu detected stall in brk (2) mm 1 syz 2 429d 492d 💬 8 [491d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 109 5d22h 493d
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done error 44 39d 505d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 102d 507d 💬 1 [506d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 219d 508d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 101 9d04h 512d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 79 13d 520d
INFO: rcu detected stall in vhci_release mm 1 syz done done 13 16d 525d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 214 22h25m 534d PATCH [516d]
INFO: rcu detected stall in sys_execve (6) mm 1 C done 76 21d 536d
INFO: rcu detected stall in x64_sys_call mm 1 C error 506 3d08h 543d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 350d 544d 💬 4 [505d]
KMSAN: uninit-value in sw842_compress mm 7 C 107 26d 545d 💬 3 [135d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 344d 549d
INFO: task hung in page_cache_ra_unbounded (2) mm fs 1 C done error 3651 43d 551d 💬 1 [47d]
INFO: rcu detected stall in kcov_close mm 1 181 11d 572d
kernel panic: System is deadlocked on memory (2) mm 2 121 2d04h 572d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 111 1d13h 573d PATCH [516d]
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive error 78 8d05h 618d PATCH [400d]
INFO: rcu detected stall in addrconf_rs_timer (6) virt mm netfilter 1 syz error error 674 1d20h 644d
WARNING in shmem_evict_inode (3) mm -1 69 3d07h 651d
INFO: rcu detected stall in sendmsg (4) mm 1 C error error 63 1d21h 652d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error error 346 1d03h 655d
INFO: rcu detected stall in validate_mm (3) mm 1 C error error 38 72d 664d 💬 5 [606d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 596d 702d 💬 2 [582d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 383 1d04h 708d 💬 10 [255d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 90d 746d
BUG: soft lockup in pipe_read fs mm 1 syz 5 395d 772d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 685 1d06h 788d
INFO: rcu detected stall in sys_recvmmsg (3) mm 1 232 5d02h 809d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 203 3d08h 828d 💬 6 [823d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 562d 844d
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 604d 885d PATCH [225d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 491 21d 913d 💬 4 [142d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 540 3d05h 916d
INFO: rcu detected stall in sys_unlink (3) mm 1 C error 356 2d01h 936d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 933 1d01h 1048d 💬 6 [17d]
possible deadlock in filemap_fault mm 4 C done 3029 16d 1219d 💬 4 [17d]
INFO: rcu detected stall in sys_newfstatat (4) mm tomoyo 1 C error 510 20d 1229d 💬 1 [79d]
memory leak in xas_create mm 3 C 35 3d20h 1337d PATCH [103d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25866 4d06h 1442d 💬 2 [17d]
INFO: task hung in do_read_cache_folio kasan mm block 1 C error error 179 988d 1489d 💬 3 [975d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1664d 2016d
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1333d 2231d 💬 2 [2125d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (5) fs mm -1 1 3d01h 3d01h
KCSAN: data-race in munlock_folio / need_mlock_drain (8) mm 6 1 14d 14d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (11) fs mm 6 1 17d 17d
KCSAN: data-race in filemap_read_folio / filemap_read_folio (4) mm 6 1 21d 21d
upstream test error: KCSAN: data-race in __percpu_counter_limited_add / __percpu_counter_limited_add (4) mm -1 1 22d 22d
KCSAN: data-race in generic_fillattr / shmem_symlink (6) mm 6 3 17d 23d
KCSAN: data-race in copy_mm / vm_mmap_pgoff (2) mm 6 1 27d 27d
KCSAN: data-race in copy_mm / dup_mmap (3) mm 6 1 33d 33d
KCSAN: data-race in copy_mm / mas_wmb_replace race:benign mm 6 2 26d 42d
KCSAN: data-race in __se_sys_mremap / vms_complete_munmap_vmas race:benign mm 6 1 43d 43d
KCSAN: data-race in copy_mm / lru_gen_del_mm mm 6 4 1d03h 48d
KCSAN: data-race in shmem_fallocate / shmem_writeout mm 6 29 15h31m 49d
KCSAN: data-race in _copy_to_iter / copy_folio_from_iter_atomic (3) mm 6 2 5d17h 50d
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (9) cgroups mm 6 2 16d 56d
KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) mm 19 3 46d 67d
KCSAN: data-race in copy_mm / vma_complete (3) mm 6 4 10d 71d
BUG: Bad page map (9) mm -1 1 80d 76d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (10) mm 6 5 6d20h 83d
KCSAN: data-race in copy_process / memcpy_and_pad (2) mm 6 3 42d 86d
KCSAN: data-race in folios_put_refs / need_mlock_drain (3) mm 6 4 55d 90d
KCSAN: data-race in mlock_folio / need_mlock_drain (9) mm 6 5 16d 116d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 6 49d 120d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) fs mm 6 8 24d 161d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 18 15d 174d
KCSAN: data-race in __set_task_comm / strlen mm fs 6 9 9d02h 178d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) mm 6 15 23d 183d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) block mm 6 22 12d 226d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) fs mm 6 12 52d 258d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 120 20h00m 314d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 364 1h39m 315d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 6 16 10d 326d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 138 7d01h 341d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 132 21h39m 470d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 478 5h29m 472d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 6 895 5h06m 473d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 111 14d 506d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 180 3d09h 610d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 189 4h07m 610d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 131 18h57m 612d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 6 844 11h41m 669d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 88 14d 695d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 197 2d14h 698d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 mm 6 163 10h42m 818d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read race:benign mm 6 2474 17h35m 819d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range ext4 mm 6 951 7d10h 1520d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1771 5h44m 1544d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 5145 5h44m 1715d
KCSAN: data-race in __xa_set_mark / xas_find_marked mm fs 6 1642 2d23h 1989d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) mm fs 6 4123 5d12h 2278d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2505 17h36m 2284d