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mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 370
Parent subsystem(s): kernel (73)
Child subsystems: damon (0)
open (119):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in copy_process mm -1 1 6d04h 2d04h 💬 1 [1d15h]
BUG: soft lockup in dev_ioctl (2) mm 1 5 4d17h 4d17h
linux-next test error: WARNING in __folio_start_writeback fs mm -1 7 1h44m 4d21h
kernel BUG in page_table_check_set mm -1 C 5 4d13h 5d03h 💬 5 [3d13h]
INFO: rcu detected stall in sys_munmap (2) mm 1 syz 24 7d18h 5d03h 💬 2 [4d17h]
INFO: rcu detected stall in hub_event (2) mm 1 32 2d01h 6d05h
INFO: task hung in v9fs_file_fsync fs mm 1 C done 13 9d02h 8d23h PATCH [7d00h]
WARNING in alloc_frozen_pages_noprof mm -1 C 48 19h18m 14d 💬 3 [11d]
WARNING in try_to_migrate_one (3) mm -1 C done 5 16d 17d 💬 4 [16d]
general protection fault in __pte_offset_map_lock (2) mm 2 C 13 13d 20d 💬 1 [20d]
KASAN: slab-use-after-free Read in lru_add (2) mm gfs2 19 C error 1 22d 22d
kernel BUG in set_page_refcounted mm ntfs3 -1 syz error 1 26d 25d 💬 3 [22d]
WARNING in trace_suspend_resume mm -1 C 580 now 26d 💬 1 [25d]
INFO: rcu detected stall in kernfs_fop_open (7) mm kernfs 1 C error 3 26d 29d
WARNING: locking bug in __percpu_counter_limited_add mm 4 1 33d 29d
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error 2 4d22h 37d 💬 2 [36d]
KASAN: slab-use-after-free Read in mas_next_slot (2) mm 19 C done 3 42d 41d 💬 10 [39d]
general protection fault in mas_start mm 2 C error 1 44d 43d 💬 1 [43d]
possible deadlock in lock_next_vma mm 4 C 4 43d 46d 💬 4 [41d]
INFO: rcu detected stall in wb_workfn (4) mm block 1 36 5d00h 46d
WARNING: lock held when returning to user space in lock_next_vma mm 4 C done 3 41d 49d 💬 11 [47d]
stack segment fault in mtree_range_walk mm 2 C done 6 44d 49d 💬 1 [49d]
WARNING in path_noexec fs mm -1 C done 9205 2h31m 50d PATCH [49d]
WARNING in xfs_init_fs_context mm -1 13 4d09h 58d 💬 8 [49d]
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 129 1d00h 66d 💬 1 [29d]
WARNING: bad unlock balance in move_pgt_entry mm 4 C done 8 71d 70d 💬 1 [70d]
INFO: rcu detected stall in sys_unlinkat (3) tomoyo mm 1 31 56d 81d
BUG: soft lockup in sys_sendmsg (2) scsi mm block 1 11 8d19h 83d
WARNING: bad unlock balance in copy_process mm 4 4 24d 87d
INFO: rcu detected stall in vm_area_alloc (6) bpf mm 1 syz error 4 17d 88d
possible deadlock in __vma_start_write mm 4 1 93d 89d 💬 10 [82d]
BUG: unable to handle kernel paging request in percpu_ref_get_many (2) mm cgroups 23 78 4h07m 94d 💬 1 [59d]
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error 43 2d22h 104d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 2 4d05h 106d
INFO: rcu detected stall in inet_rtm_newaddr (2) net mm 1 syz error 2 48d 112d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) wireguard mm 1 syz error 6 68d 114d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error 4 39d 117d
BUG: Bad page state in page_cache_ra_order mm -1 C error 28 4d05h 117d
INFO: task hung in exit_mmap (2) mm 1 C done error 13 4d00h 124d
kernel BUG in __filemap_add_folio mm fs -1 C done 323 4h00m 124d
BUG: soft lockup in sys_bpf mm 1 28 1d00h 126d
INFO: task hung in page_cache_ra_order mm fs 1 C done 44 3d19h 126d 💬 1 [126d]
BUG: soft lockup in cfg80211_wext_siwfreq mm kasan 1 2 91d 141d
INFO: rcu detected stall in clone (7) mm 1 50 9d05h 153d
KASAN: global-out-of-bounds Read in get_mem_cgroup_from_mm cgroups mm 17 C 2 113d 177d
INFO: task hung in rmap_walk_file mm 1 C error 19 34d 201d
KASAN: slab-use-after-free Read in list_lru_del mm 19 syz done 20 9d10h 201d
INFO: rcu detected stall in sys_mkdir (9) ext4 mm 1 syz done 3 7d06h 214d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 18 24d 235d
KASAN: slab-use-after-free Read in filemap_map_pages mm 19 C inconclusive 12 4d00h 238d 💬 1 [238d]
INFO: task hung in hugetlbfs_zero_partial_page mm fs 1 syz done 3 13d 248d
INFO: rcu detected stall in sys_mkdirat (2) mm 1 44 52d 253d
WARNING in __folio_rmap_sanity_checks (2) mm -1 C inconclusive 15 3d23h 259d 💬 26 [92d]
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done 7 51d 260d 💬 6 [170d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done 43 8d21h 261d 💬 2 [8d05h]
possible deadlock in balance_pgdat (2) scsi mm 4 C 4 231d 265d 💬 1 [222d]
INFO: rcu detected stall in sys_symlinkat (5) fs mm tomoyo 1 syz error 70 8d00h 266d
INFO: rcu detected stall in sys_sendmmsg (7) mm tipc 1 85 3d15h 269d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 57 6d21h 274d 💬 7 [12d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error 24 5d19h 274d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 32 8d21h 274d
BUG: corrupted list in list_lru_add mm 19 syz 16 5d09h 277d
INFO: rcu detected stall in security_file_ioctl (9) mm 1 syz 83 5d12h 278d
BUG: Bad page state in iomap_write_begin xfs mm -1 C 271 10d 279d 💬 4 [62d]
kernel BUG in resv_map_release (3) mm -1 C 20 2d20h 288d 💬 1 [287d]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done 102 4d05h 289d
KCSAN: data-race in folios_put_refs / need_mlock_drain (2) mm 6 22 45d 295d
INFO: rcu detected stall in brk (2) mm 1 syz 2 237d 299d 💬 8 [298d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 91 1d21h 301d
WARNING in get_taint (2) mm -1 C 363 274d 305d
INFO: rcu detected stall in sys_readlink (5) mm fs 1 syz done 32 7d12h 312d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 8 185d 314d 💬 1 [313d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 27d 315d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 83 4d00h 320d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 75 4d17h 328d
INFO: rcu detected stall in vhci_release mm 1 syz done done 12 115d 332d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 133 3d05h 341d PATCH [323d]
INFO: rcu detected stall in sys_execve (6) mm 1 syz done 56 9d12h 343d
INFO: rcu detected stall in x64_sys_call mm 1 syz error 352 1d14h 351d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 158d 352d 💬 4 [312d]
KMSAN: uninit-value in sw842_compress mm 7 C 66 13h48m 353d 💬 3 [285d]
INFO: task hung in hugetlb_fault mm 1 C done 65 34d 354d 💬 2 [318d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 151d 357d
INFO: task hung in page_cache_ra_unbounded (2) fs mm 1 C done 3643 6d01h 359d 💬 1 [12d]
INFO: rcu detected stall in kcov_close mm 1 129 4d09h 379d
kernel panic: System is deadlocked on memory (2) mm 2 57 13h32m 379d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 94 16d 381d PATCH [323d]
INFO: rcu detected stall in addrconf_rs_timer (6) netfilter x86 mm 1 syz error error 548 5d03h 451d
BUG: unable to handle kernel paging request in free_unref_page mm 8 syz 2 229d 451d
possible deadlock in __mmap_lock_do_trace_acquire_returned (2) mm 4 C error inconclusive 621 393d 457d
WARNING in shmem_evict_inode (3) mm -1 48 1d02h 459d
INFO: rcu detected stall in sendmsg (4) net mm 1 C error 58 18d 460d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error 297 3d15h 462d
INFO: rcu detected stall in validate_mm (3) mm 1 C error 38 15d 471d 💬 5 [413d]
possible deadlock in gup_fast_fallback ntfs3 mm 4 C done 2729 15d 493d 💬 1 [12d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 403d 510d 💬 2 [389d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 300 8d10h 516d 💬 10 [62d]
WARNING in kunmap_local_indexed mm -1 C 2431 27d 547d
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 39 72d 553d
BUG: soft lockup in pipe_read fs mm 1 syz 5 202d 580d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 577 3d17h 595d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 145 2d12h 635d 💬 6 [631d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 370d 652d
INFO: rcu detected stall in sys_unshare (9) mm kernfs 1 C inconclusive done 53 14d 655d 💬 1 [3d14h]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 411d 692d PATCH [32d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 436 2d05h 720d 💬 4 [265d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 441 6d09h 723d
INFO: rcu detected stall in sys_unlink (3) mm tomoyo 1 C error 196 14d 744d
KCSAN: data-race in generic_fillattr / shmem_mknod (2) mm 6 syz 760 281d 855d 💬 21 [295d]
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm iomap 6 676 14h59m 856d 💬 6 [12d]
WARNING in v9fs_fid_get_acl v9fs mm -1 C error error 5298 7h57m 999d PATCH [360d]
possible deadlock in filemap_fault mm 4 C done 2911 2d14h 1027d 💬 4 [12d]
INFO: rcu detected stall in sys_newfstatat (4) mm 1 C error 449 2d09h 1037d 💬 1 [12d]
memory leak in xas_create mm 3 C 15 615d 1145d 💬 9 [651d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25835 1d07h 1249d 💬 2 [12d]
INFO: task hung in do_read_cache_folio kasan block mm 1 C error error 179 795d 1297d 💬 3 [782d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1471d 1824d
KASAN: use-after-free Read in corrupted (4) mm 19 C done error 14 188d 1841d 💬 2 [1182d]
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1141d 2039d 💬 2 [1932d]
moderation (54):
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in mlock_folio / need_mlock_drain (8) mm 6 1 1d07h 1d07h
KCSAN: data-race in __unmap_hugepage_range / alloc_surplus_hugetlb_folio mm 6 1 12d 12d PATCH [1d01h]
general protection fault in mod_objcg_mlstate cgroups mm 2 1 19d 15d
WARNING in __folio_mark_dirty (3) fs mm -1 1 20d 16d
KCSAN: data-race in page_cache_sync_ra / page_cache_sync_ra (3) fs mm 6 2 9d10h 17d
KCSAN: data-race in __xa_clear_mark / file_write_and_wait_range (4) fs mm 6 1 27d 27d
BUG: unable to handle kernel paging request in page_cache_ra_unbounded fs mm 8 1 33d 29d
KCSAN: data-race in __xa_clear_mark / filemap_write_and_wait_range (2) fs mm 6 1 30d 30d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) block mm 6 6 7d18h 34d
general protection fault in vma_start_read mm 2 1 44d 40d
general protection fault in dup_mmap mm 2 1 45d 41d
KCSAN: data-race in munlock_folio / need_mlock_drain (7) mm 6 1 45d 45d
KCSAN: data-race in copy_mm / vms_complete_munmap_vmas mm 6 1 47d 47d
KCSAN: data-race in copy_mm / vma_complete mm 6 1 47d 47d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) mm fs 6 3 17d 65d
BUG: unable to handle kernel paging request in handle_softirqs (2) mm wireless 8 2 51d 66d
KCSAN: data-race in copy_process / memcpy_and_pad mm 6 3 37d 76d
KCSAN: data-race in _copy_to_iter / copy_folio_from_iter_atomic mm 6 2 24d 76d
kernel panic: stack is corrupted in shmem_undo_range mm 2 1 84d 80d
KCSAN: data-race in filemap_write_and_wait_range / xas_clear_mark (2) fs mm 6 7 21h30m 97d
KCSAN: data-race in __percpu_counter_init_many / copy_mm mm 6 5 42d 99d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (3) fs mm -1 4 18d 118d
KCSAN: data-race in mas_replace_node / mas_state_walk (2) mm 6 27 7d09h 119d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (8) mm ext4 6 3 52d 121d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 55 21h45m 122d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 129 8h14m 123d
KCSAN: data-race in call_rcu / mas_state_walk (2) mm 6 134 2d12h 123d
possible deadlock in page_cache_ra_unbounded (2) fs mm 4 3 56d 131d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 6 7 30d 134d
KCSAN: data-race in __xa_set_mark / filemap_write_and_wait_range fs mm 6 15 14h56m 147d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 41 1d21h 148d
KCSAN: data-race in __filemap_remove_folio / filemap_write_and_wait_range (4) mm iomap 6 30 7d09h 151d
KCSAN: data-race in xas_find_marked / xas_init_marks (5) mm 6 7 53d 160d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (2) fs mm 6 158 14h27m 203d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 78 5d14h 278d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 307 9h43m 279d
KCSAN: data-race in fill_mg_cmtime / shmem_unlink mm 6 82 2d11h 280d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) mm fs 6 569 14h22m 281d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 64 2d22h 314d
KCSAN: data-race in __delete_from_swap_cache / folio_mapping (5) mm 6 49 6d08h 317d
KCSAN: data-race in getrusage / vms_clear_ptes mm 6 179 4d04h 338d 💬 1 [164d]
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 134 5d01h 417d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 115 14d 418d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 92 7d20h 419d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) mm fs 6 575 14h44m 476d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 68 4d23h 503d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 157 5d10h 506d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read mm 6 1782 15h04m 627d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range ext4 mm 6 913 3d10h 1328d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1463 10h16m 1351d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) mm fs 6 4792 15h08m 1522d
KCSAN: data-race in __xa_set_mark / xas_find_marked mm fs 6 1543 1d01h 1796d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4093 1d07h 2086d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2158 14h09m 2092d