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mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 388
Parent subsystem(s): kernel (92)
Child subsystems: damon (0)
open (118):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in shrink_lruvec mm -1 1 4d01h 1h32m
BUG: sleeping function called from invalid context in kvm_mmu_notifier_invalidate_range_start mm 5 2 2d06h 1d06h
general protection fault in lru_gen_test_recent (2) mm 2 C 3 2d04h 2d04h PATCH [1d07h]
WARNING in sched_mm_cid_fork fs mm -1 syz error 69 7h38m 6d08h
KASAN: slab-use-after-free Read in __list_lru_walk_one (3) mm 19 18 2h47m 8d15h
kernel BUG in qlist_free_all (3) mm -1 1 20d 16d
WARNING in __page_table_check_ptes_set (3) mm -1 3 7d06h 25d
general protection fault in __rt_mutex_slowlock_locked mm 2 2 31d 27d
WARNING in swap_cache_get_folio mm -1 6 27d 27d PATCH [2d07h]
possible deadlock in __hugetlb_zap_begin mm 4 1 33d 29d PATCH [29d]
INFO: rcu detected stall in rescuer_thread (2) net mm 1 syz error 3 33d 32d
WARNING in lock_list_lru_of_memcg (2) mm -1 3 5d18h 33d 💬 2 [33d]
INFO: rcu detected stall in shmem_file_write_iter (3) mm 1 37 2d19h 48d
general protection fault in call_timer_fn (2) no-reminders mm 19 7 14d 55d
INFO: task hung in migrate_pages_batch (4) mm 1 52 2d06h 56d
INFO: task hung in __rmap_walk_file mm 1 C error 7 19d 59d 💬 3 [57d]
possible deadlock in hugetlb_vma_lock_read mm 4 3 58d 60d
WARNING in path_noexec (2) mm fs -1 C error 10189 2h52m 69d PATCH [59d]
possible deadlock in ksm_do_scan mm 4 1 75d 71d 💬 1 [71d]
possible deadlock in xdp_umem_pin_pages bpf net mm 4 2 75d 75d
WARNING: bad unlock balance in hugetlb_vmdelete_list fs mm 4 C 1 77d 77d PATCH [75d]
WARNING in __bch2_writepage mm -1 1 81d 77d
kernel BUG in __free_one_page (2) mm -1 C 4 74d 84d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 3d06h 85d PATCH [75d]
KMSAN: uninit-value in __run_timer_base (2) batman mm 7 6 7h16m 90d PATCH [87d]
INFO: rcu detected stall in sys_madvise (2) mm 1 37 10d 100d
WARNING in __alloc_skb (4) mm -1 C 7 41d 103d PATCH [79d]
BUG: soft lockup in dev_ioctl (2) mm 1 6 40d 109d
kernel BUG in page_table_check_set mm -1 C 6 96d 109d 💬 5 [107d]
INFO: rcu detected stall in sys_munmap (2) mm 1 syz error 30 7d13h 109d 💬 7 [103d]
INFO: rcu detected stall in hub_event (2) mm 1 C error 55 8h25m 110d
WARNING in alloc_frozen_pages_noprof mm -1 C 359 7h59m 118d 💬 3 [116d]
KASAN: slab-use-after-free Read in lru_add (2) mm gfs2 19 C error 2 92d 126d
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error 3 23d 133d
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error inconclusive 3 71d 141d 💬 2 [141d]
INFO: rcu detected stall in wb_workfn (4) mm 1 C error 44 10d 151d 💬 1 [10d]
INFO: rcu detected stall in linkwatch_event (5) mm net 1 syz error 2 53d 166d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 262 19h08m 170d 💬 1 [133d]
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error 7 25d 193d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error 51 9d23h 208d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 4d10h 211d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error 9 24d 218d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error 6 1d05h 221d
BUG: Bad page state in page_cache_ra_order mm -1 C error 37 67d 221d
INFO: task hung in exit_mmap (2) mm 1 C done error 35 1d10h 228d
kernel BUG in __filemap_add_folio fs mm -1 C done 1101 1h48m 228d 💬 2 [8d21h]
BUG: soft lockup in sys_bpf mm 1 C error 57 1d07h 230d
INFO: task hung in page_cache_ra_order mm fs 1 C done 67 2d09h 230d 💬 1 [230d]
INFO: rcu detected stall in clone (7) mm 1 60 8d20h 257d
INFO: task hung in rmap_walk_file mm 1 C error 19 25d 305d
KASAN: slab-use-after-free Read in list_lru_del mm 19 C done 27 10d 305d 💬 1 [9d19h]
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 3 20d 318d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 21 33d 339d
KASAN: slab-use-after-free Read in filemap_map_pages mm 19 C inconclusive done 17 69d 342d 💬 1 [33d]
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 117d 353d
WARNING in __folio_rmap_sanity_checks (2) xfs mm -1 C inconclusive 17 50d 363d 💬 26 [197d]
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done 9 14d 365d 💬 6 [274d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done 48 2d18h 366d 💬 2 [112d]
possible deadlock in balance_pgdat (2) mm scsi 4 C 4 335d 369d 💬 1 [327d]
possible deadlock in lock_mm_and_find_vma (3) ntfs3 mm 4 11 47d 370d
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm fs 1 syz error 76 2d21h 370d
INFO: rcu detected stall in sys_sendmmsg (7) tipc mm 1 95 3d09h 373d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 66 27d 378d 💬 7 [22d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error 38 22h55m 379d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 43 9d00h 379d
BUG: corrupted list in list_lru_add mm 19 C inconclusive 128 3h48m 382d
INFO: rcu detected stall in security_file_ioctl (9) mm 1 syz error 103 7d07h 382d
kernel BUG in resv_map_release (3) mm -1 C inconclusive 27 8d20h 392d 💬 1 [392d]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done 110 14d 393d
INFO: rcu detected stall in brk (2) mm 1 syz 2 341d 403d 💬 8 [403d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 102 5d23h 405d
INFO: rcu detected stall in sys_readlink (5) mm 1 syz done 35 5d10h 417d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 14d 418d 💬 1 [418d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 131d 419d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 91 9h29m 424d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 77 58d 432d
INFO: rcu detected stall in vhci_release mm 1 syz done done 12 219d 437d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 158 3h01m 445d PATCH [428d]
INFO: rcu detected stall in sys_execve (6) mm 1 syz done 65 6d02h 448d
INFO: rcu detected stall in x64_sys_call mm kasan 1 C error 431 3h11m 455d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 262d 456d 💬 4 [417d]
KMSAN: uninit-value in sw842_compress mm 7 C 74 4h49m 457d 💬 3 [47d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 256d 461d
INFO: task hung in page_cache_ra_unbounded (2) mm fs 1 C done 3649 9d05h 463d 💬 1 [8d01h]
INFO: rcu detected stall in kcov_close mm 1 157 7h45m 484d
kernel panic: System is deadlocked on memory (2) mm 2 80 3d14h 484d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 100 10d 485d PATCH [428d]
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive 77 1d19h 530d PATCH [312d]
INFO: rcu detected stall in addrconf_rs_timer (6) x86 mm netfilter 1 syz error error 616 1h46m 555d
BUG: unable to handle kernel paging request in free_unref_page mm 8 syz 2 333d 556d
possible deadlock in __mmap_lock_do_trace_acquire_returned (2) mm 4 C error inconclusive 621 498d 561d
WARNING in shmem_evict_inode (3) mm -1 54 32d 563d
INFO: rcu detected stall in sendmsg (4) net mm 1 C error 60 8d15h 564d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error 331 3d18h 566d
INFO: rcu detected stall in validate_mm (3) mm 1 C error 38 14d 576d 💬 5 [518d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 507d 614d 💬 2 [493d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 336 4h27m 620d 💬 10 [166d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 1d19h 657d
BUG: soft lockup in pipe_read mm fs 1 syz 5 307d 684d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 646 9d02h 699d
INFO: rcu detected stall in sys_recvmmsg (3) mm 1 211 23h45m 721d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 172 5d20h 739d 💬 6 [735d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 474d 756d
INFO: rcu detected stall in worker_thread (9) mm netfilter 1 C done 4655 5h40m 793d PATCH [787d]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 516d 796d PATCH [137d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 485 65d 824d 💬 4 [54d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 485 16h04m 828d
INFO: rcu detected stall in sys_unlink (3) tomoyo mm 1 C error 226 48m 848d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 819 4h33m 960d 💬 6 [85d]
WARNING in v9fs_fid_get_acl mm -1 C error error 5678 60d 1104d PATCH [464d]
possible deadlock in filemap_fault mm 4 C done 2964 28m 1131d 💬 4 [54d]
INFO: rcu detected stall in sys_newfstatat (4) mm 1 C error 496 2d07h 1141d 💬 1 [54d]
memory leak in xas_create mm 3 C 20 7d21h 1249d PATCH [14d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25849 1d03h 1353d 💬 2 [54d]
INFO: task hung in do_read_cache_folio block kasan mm 1 C error error 179 899d 1401d 💬 3 [886d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1575d 1928d
KASAN: use-after-free Read in corrupted (4) mm 19 C done error 14 293d 1946d 💬 2 [1286d]
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1245d 2143d 💬 2 [2037d]
moderation (48):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in copy_fs / free_bprm (2) mm fs 6 1 14h27m 14h27m
KCSAN: data-race in folios_put_refs / need_mlock_drain (3) mm 6 1 2d11h 2d11h
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (3) mm fs 6 1 5d07h 5d07h
KCSAN: data-race in filemap_read_folio / filemap_read_folio (3) mm 6 1 8d11h 8d11h
KCSAN: data-race in copy_mm / vm_mmap_pgoff mm 6 1 16d 16d
KCSAN: data-race in __filemap_remove_folio / evict_folios mm 6 1 23d 23d
KCSAN: data-race in file_update_time / shmem_fallocate mm 6 1 25d 25d
KCSAN: data-race in mlock_folio / need_mlock_drain (9) mm 6 2 1d06h 28d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 5 8d22h 32d
KCSAN: data-race in copy_mm / vm_stat_account mm 6 1 37d 37d
possible deadlock in flush_end_io mm fs 4 173 15h08m 44d
KCSAN: data-race in _copy_to_iter / copy_folio_from_iter_atomic (2) mm 6 5 32d 51d
KCSAN: data-race in copy_mm / vma_complete (2) mm 6 2 40d 55d
KCSAN: data-race in generic_fillattr / shmem_symlink (5) mm 6 2 28d 56d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (4) mm fs -1 2 10d 58d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) fs mm 6 4 6d22h 73d
KCSAN: data-race in compact_zone / compact_zone (8) mm 6 2 25d 76d
KCSAN: data-race in _copy_to_iter / _copy_to_iter mm 6 6 9d07h 79d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 9 6d11h 86d
KCSAN: data-race in __set_task_comm / strlen fs mm 6 6 5d05h 90d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 12 27d 95d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (10) fs mm 6 4 14d 100d
KCSAN: data-race in __anon_vma_prepare / __vmf_anon_prepare mm 6 2 48d 102d
KCSAN: data-race in munlock_folio / need_mlock_drain (7) mm 6 5 6h47m 150d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) fs mm 6 9 46d 169d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 mm 6 69 7h59m 187d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 98 10h56m 226d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 241 4h59m 227d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 6 11 13d 238d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 76 2d07h 253d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 110 21h52m 382d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 386 6h17m 384d
KCSAN: data-race in fill_mg_cmtime / shmem_unlink mm 6 114 9d13h 384d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 6 753 7h58m 385d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 94 1d22h 418d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 158 2d19h 521d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 151 4d13h 522d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 111 1d20h 524d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 6 716 3h54m 581d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 80 17d 607d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 182 15d 610d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read mm 6 2190 8h03m 731d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1627 7h01m 1455d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 4979 8h41m 1626d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1605 3d02h 1901d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4111 15d 2190d
KCSAN: data-race in xas_find_marked / xas_set_mark mm fs 6 2365 8h01m 2196d
corrupted report (2) mm -1 1027505 now 2799d