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mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 388
Parent subsystem(s): kernel (93)
Child subsystems: damon (0)
open (117):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in blkdev_common_ioctl mm -1 C 5 4d19h 2d07h PATCH [1d15h]
WARNING in shrink_lruvec mm -1 1 8d17h 4d17h PATCH [21h22m]
BUG: sleeping function called from invalid context in kvm_mmu_notifier_invalidate_range_start mm 5 2 6d22h 5d22h
general protection fault in lru_gen_test_recent (2) mm 2 C 3 6d21h 6d21h PATCH [5d23h]
WARNING in sched_mm_cid_fork fs mm -1 C error 96 12h07m 11d
KASAN: slab-use-after-free Read in __list_lru_walk_one (3) mm 19 21 7h22m 13d PATCH [23h16m]
kernel BUG in qlist_free_all (3) mm -1 1 25d 21d
WARNING in __page_table_check_ptes_set (3) mm -1 3 11d 30d
general protection fault in __rt_mutex_slowlock_locked mm 2 2 36d 32d
WARNING in swap_cache_get_folio mm -1 6 32d 32d PATCH [6d23h]
possible deadlock in __hugetlb_zap_begin mm 4 1 38d 34d PATCH [34d]
INFO: rcu detected stall in rescuer_thread (2) net mm 1 syz error 3 37d 36d
WARNING in lock_list_lru_of_memcg (2) mm -1 3 10d 38d 💬 2 [38d]
INFO: rcu detected stall in shmem_file_write_iter (3) mm 1 38 20h31m 53d
general protection fault in call_timer_fn (2) no-reminders mm 19 7 19d 60d
INFO: task hung in migrate_pages_batch (4) mm 1 53 3h36m 60d
INFO: task hung in __rmap_walk_file mm 1 C error 7 24d 64d 💬 3 [61d]
possible deadlock in hugetlb_vma_lock_read mm 4 3 63d 65d
WARNING in path_noexec (2) mm fs -1 C error 10580 14m 74d PATCH [64d]
possible deadlock in ksm_do_scan mm 4 1 80d 76d 💬 1 [75d]
possible deadlock in xdp_umem_pin_pages bpf net mm 4 2 80d 80d
WARNING: bad unlock balance in hugetlb_vmdelete_list fs mm 4 C 1 82d 81d PATCH [79d]
WARNING in __bch2_writepage mm -1 1 86d 82d
kernel BUG in __free_one_page (2) mm -1 C 4 78d 89d
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 7d22h 89d PATCH [80d]
KMSAN: uninit-value in __run_timer_base (2) batman mm 7 6 4d23h 94d PATCH [91d]
INFO: rcu detected stall in sys_madvise (2) mm 1 37 15d 105d
WARNING in __alloc_skb (4) mm -1 C 7 46d 108d PATCH [84d]
BUG: soft lockup in dev_ioctl (2) mm 1 6 44d 113d
INFO: rcu detected stall in sys_munmap (2) mm 1 syz error 32 3h49m 114d 💬 7 [108d]
INFO: rcu detected stall in hub_event (2) mm 1 C error 87 47m 115d
WARNING in alloc_frozen_pages_noprof mm -1 C 388 5h04m 123d 💬 3 [120d]
KASAN: slab-use-after-free Read in lru_add (2) mm gfs2 19 C error 2 97d 131d
INFO: rcu detected stall in kernfs_fop_open (7) kernfs mm 1 C error 3 28d 138d
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error inconclusive 3 76d 146d 💬 2 [145d]
INFO: rcu detected stall in wb_workfn (4) mm 1 C error 45 17h31m 155d 💬 1 [15d]
INFO: rcu detected stall in linkwatch_event (5) mm net 1 syz error 2 58d 171d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 268 1h15m 175d 💬 1 [138d]
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error 7 30d 197d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error 51 14d 213d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 9d03h 215d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error 9 28d 223d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error 6 5d21h 226d
INFO: task hung in exit_mmap (2) mm 1 C done error 40 1d20h 232d
kernel BUG in __filemap_add_folio fs mm -1 C done 1179 1h12m 233d 💬 3 [3d17h]
BUG: soft lockup in sys_bpf mm 1 C error 61 13h48m 235d
INFO: task hung in page_cache_ra_order mm fs 1 C done 68 4d05h 235d 💬 1 [235d]
INFO: rcu detected stall in clone (7) mm 1 60 13d 262d
INFO: task hung in rmap_walk_file mm 1 C error 19 30d 309d
KASAN: slab-use-after-free Read in list_lru_del mm 19 C done 27 15d 310d 💬 1 [14d]
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 3 24d 323d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 21 38d 344d
KASAN: slab-use-after-free Read in filemap_map_pages mm 19 C inconclusive done 17 73d 347d 💬 1 [37d]
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 122d 357d
WARNING in __folio_rmap_sanity_checks (2) xfs mm -1 C inconclusive 17 55d 368d 💬 26 [201d]
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done 9 19d 369d 💬 6 [279d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done 48 7d10h 370d 💬 2 [117d]
possible deadlock in balance_pgdat (2) mm scsi 4 C 4 340d 374d 💬 1 [331d]
possible deadlock in lock_mm_and_find_vma (3) ntfs3 mm 4 11 51d 374d
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm fs 1 syz error 76 7d13h 375d
INFO: rcu detected stall in sys_sendmmsg (7) tipc mm 1 96 2d10h 378d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 66 31d 383d 💬 7 [26d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error 40 2d03h 383d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 45 1d01h 383d
BUG: corrupted list in list_lru_add mm 19 C inconclusive 136 3h36m 386d
INFO: rcu detected stall in security_file_ioctl (9) mm 1 syz error 104 3d19h 387d
kernel BUG in resv_map_release (3) mm -1 C inconclusive 28 3d17h 397d 💬 1 [396d]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done 110 19d 398d
INFO: rcu detected stall in brk (2) mm 1 syz 2 346d 408d 💬 8 [407d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 105 18h19m 410d
INFO: rcu detected stall in sys_readlink (5) mm 1 syz done 36 4d01h 421d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 18d 423d 💬 1 [422d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 136d 424d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 93 2h09m 428d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 77 63d 436d
INFO: rcu detected stall in vhci_release mm 1 syz done done 12 224d 441d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 160 2d06h 450d PATCH [432d]
INFO: rcu detected stall in sys_execve (6) mm 1 syz done 67 4h08m 452d
INFO: rcu detected stall in x64_sys_call mm kasan 1 C error 438 9h39m 460d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 267d 461d 💬 4 [421d]
KMSAN: uninit-value in sw842_compress mm 7 C 76 3d06h 462d 💬 3 [51d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 260d 466d
INFO: task hung in page_cache_ra_unbounded (2) mm fs 1 C done 3649 13d 468d 💬 1 [12d]
INFO: rcu detected stall in kcov_close mm 1 157 4d23h 488d
kernel panic: System is deadlocked on memory (2) mm 2 81 22h05m 488d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 100 15d 489d PATCH [432d]
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive 77 6d11h 535d PATCH [316d]
INFO: rcu detected stall in addrconf_rs_timer (6) x86 mm netfilter 1 syz error error 617 3d06h 560d
BUG: unable to handle kernel paging request in free_unref_page mm 8 syz 2 338d 560d
possible deadlock in __mmap_lock_do_trace_acquire_returned (2) mm 4 C error inconclusive 621 502d 566d
WARNING in shmem_evict_inode (3) mm -1 55 15h08m 568d
INFO: rcu detected stall in sendmsg (4) net mm 1 C error 60 13d 568d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error 331 8d11h 571d
INFO: rcu detected stall in validate_mm (3) mm 1 C error 38 19d 580d 💬 5 [522d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 512d 619d 💬 2 [498d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 337 21h34m 625d 💬 10 [171d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 6d11h 662d
BUG: soft lockup in pipe_read mm fs 1 syz 5 311d 689d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 646 13d 704d
INFO: rcu detected stall in sys_recvmmsg (3) mm 1 212 4d08h 725d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 174 7h46m 744d 💬 6 [740d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 479d 761d
INFO: rcu detected stall in worker_thread (9) mm netfilter 1 C done 4664 14h49m 798d PATCH [791d]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 520d 801d PATCH [141d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 485 70d 829d 💬 4 [58d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 488 20h13m 832d
INFO: rcu detected stall in sys_unlink (3) tomoyo mm 1 C error 237 13m 853d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 826 16h21m 964d 💬 6 [89d]
WARNING in v9fs_fid_get_acl mm -1 C error error 5678 65d 1108d PATCH [468d]
possible deadlock in filemap_fault mm 4 C done 2967 10h18m 1136d 💬 4 [58d]
INFO: rcu detected stall in sys_newfstatat (4) mm 1 C error 497 1d01h 1146d 💬 1 [58d]
memory leak in xas_create mm 3 C 21 11h43m 1253d PATCH [19d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25849 5d20h 1358d 💬 2 [58d]
INFO: task hung in do_read_cache_folio block kasan mm 1 C error error 179 904d 1406d 💬 3 [891d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1580d 1933d
KASAN: use-after-free Read in corrupted (4) mm 19 C done error 14 297d 1950d 💬 2 [1291d]
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1250d 2147d 💬 2 [2041d]
moderation (49):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in copy_process / memcpy_and_pad (2) mm 6 1 2d19h 2d19h
KCSAN: data-race in copy_fs / free_bprm (2) mm fs 6 1 5d06h 5d06h
KCSAN: data-race in folios_put_refs / need_mlock_drain (3) mm 6 1 7d03h 7d03h
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (3) mm fs 6 3 16h05m 10d
KCSAN: data-race in filemap_read_folio / filemap_read_folio (3) mm 6 1 13d 13d
KCSAN: data-race in copy_mm / vm_mmap_pgoff mm 6 1 21d 21d
KCSAN: data-race in __filemap_remove_folio / evict_folios mm 6 1 27d 27d
KCSAN: data-race in file_update_time / shmem_fallocate mm 6 1 30d 30d
KCSAN: data-race in mlock_folio / need_mlock_drain (9) mm 6 2 5d23h 33d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 5 13d 36d
KCSAN: data-race in copy_mm / vm_stat_account mm 6 1 42d 42d
possible deadlock in flush_end_io mm fs 4 196 20h06m 48d
KCSAN: data-race in _copy_to_iter / copy_folio_from_iter_atomic (2) mm 6 5 36d 56d
KCSAN: data-race in copy_mm / vma_complete (2) mm 6 2 44d 60d
KCSAN: data-race in generic_fillattr / shmem_symlink (5) mm 6 2 33d 61d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (4) fs mm -1 2 15d 63d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) fs mm 6 4 11d 78d
KCSAN: data-race in compact_zone / compact_zone (8) mm 6 2 30d 81d
KCSAN: data-race in _copy_to_iter / _copy_to_iter mm 6 6 13d 84d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 10 4d09h 90d
KCSAN: data-race in __set_task_comm / strlen fs mm 6 6 9d21h 95d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 13 1d18h 99d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (10) fs mm 6 4 18d 105d
KCSAN: data-race in __anon_vma_prepare / __vmf_anon_prepare mm 6 3 4d13h 107d
KCSAN: data-race in munlock_folio / need_mlock_drain (7) mm 6 5 4d22h 154d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) fs mm 6 9 50d 174d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 mm 6 73 10h54m 192d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 99 1d03h 231d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 247 2h18m 232d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 6 12 3d05h 243d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 78 15h32m 257d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 111 4d11h 387d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 391 7h23m 388d
KCSAN: data-race in fill_mg_cmtime / shmem_unlink mm 6 114 14d 389d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 6 764 6h11m 390d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 95 22h48m 423d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 158 7d11h 526d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 154 1d06h 527d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 113 8h55m 528d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 6 723 6h10m 585d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 80 21d 612d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 182 19d 615d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read mm 6 2211 10h58m 736d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1635 3h22m 1460d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 4985 11h07m 1631d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1606 2d14h 1905d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4111 20d 2195d
KCSAN: data-race in xas_find_marked / xas_set_mark mm fs 6 2372 10h34m 2201d
corrupted report (2) mm -1 1031566 now 2803d