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🐞 Open [1027] ≡ Subsystems 🐞 Fixed [5251] 🐞 Invalid [12570] ⬇ Missing Backports [86] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes 💬 Send us feedback

Applied filters: Label=subsystems:mm (drop)
open (49):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in hpage_collapse_scan_pmd (2) mm io-uring syz 2 5d07h 1d09h
KMSAN: uninit-value in zswap_rb_insert mm 1 8d16h 4d16h 💬 1 [4d14h]
possible deadlock in __mmap_lock_do_trace_start_locking mm 1 12d 8d20h
possible deadlock in gup_fast_fallback mm 3 17d 13d
KASAN: slab-use-after-free Read in hugetlb_fault mm C done 5 6d12h 17d 💬 2 [16d]
INFO: rcu detected stall in __run_timer_base kasan mm C done 1 24d 20d PATCH [1d01h]
KMSAN: kernel-infoleak in bpf_probe_write_user mm C 3 8d08h 21d 💬 6 [16d]
general protection fault in hpage_collapse_scan_file mm C 22 26d 25d 💬 4 [17d]
BUG: bad usercopy in do_handle_open hardening mm C 446 30d 29d 💬 2 [29d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm C 456 20h35m 30d 💬 2 [5d10h]
KCSAN: data-race in __delete_from_swap_cache / folio_mapping (3) mm 1 33d 32d 💬 2 [31d]
WARNING: bad unlock balance in madvise_cold_or_pageout_pte_range mm C 8 30d 32d 💬 4 [30d]
WARNING in __mod_memcg_lruvec_state cgroups mm 1 36d 32d 💬 5 [20d]
general protection fault in shmem_get_next_id mm C error 19 24d 32d 💬 5 [22d]
INFO: rcu detected stall in sys_clone (8) mm C 20 4h14m 36d
WARNING in validate_chain mm C error 19 8d19h 37d
kernel BUG in const_folio_flags mm 4 24d 44d 💬 4 [43d]
INFO: rcu detected stall in asm_exc_page_fault mm input usb syz 1 60d 56d 💬 3 [54d]
WARNING in try_to_migrate_one (2) mm C 5 9d14h 56d 💬 2 [19d]
WARNING in try_to_unmap_one mm 2 23d 60d
WARNING in kunmap_local_indexed mm C 146 5h04m 68d
possible deadlock in lock_vma mm C done 18 80d 78d
WARNING in move_pages mm C done 8 80d 78d
BUG: unable to handle kernel paging request in bpf_probe_read_kernel_str mm C done 4 71d 87d
kernel BUG in validate_mm (3) mm C error 3 96d 96d 💬 2 [95d]
BUG: unable to handle kernel paging request in bpf_probe_read_compat_str mm C done 4 74d 98d 💬 1 [92d]
INFO: rcu detected stall in dput (8) mm C done 17 1d03h 125d
kernel BUG in add_to_swap mm 6 76d 137d 💬 1 [136d]
INFO: rcu detected stall in sys_recvmmsg (3) kasan mm batman 32 96d 137d
KASAN: slab-out-of-bounds Write in shmem_file_read_iter hfs mm C 3 43d 142d
BUG: spinlock recursion in try_to_wake_up mm C 2 21d 173d
WARNING in __gup_longterm_locked (2) mm 15 7d02h 186d
WARNING in __kfence_free (3) kasan mm syz 92 42d 199d 💬 1 [46d]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm C 67 5h12m 213d
KASAN: slab-out-of-bounds Read in generic_perform_write hfs mm C inconclusive 10218 1d01h 223d PATCH [221d]
kernel BUG in filemap_unaccount_folio mm C done 31 2d10h 241d 💬 3 [46d]
BUG: unable to handle kernel paging request in list_lru_add mm syz 48 43d 243d
INFO: rcu detected stall in sys_openat (3) mm kernfs ext4 C error 39 23h21m 244d
kernel BUG in do_page_mkwrite mm C done 16 1d09h 262d
KCSAN: data-race in generic_fillattr / shmem_unlink (3) mm 653 11d 376d 💬 1 [5d10h]
KCSAN: data-race in generic_fillattr / shmem_mknod (2) mm syz 719 12d 376d 💬 5 [5d10h]
INFO: task hung in __unmap_and_move (4) mm C error 4 59d 492d 💬 3 [171d]
possible deadlock in filemap_fault mm ntfs3 C done 906 1h45m 548d 💬 3 [5d10h]
memory leak in xas_create mm C 15 136d 665d 💬 9 [171d]
WARNING in ext4_dirty_folio mm C inconclusive done 25789 2d21h 770d 💬 1 [5d10h]
INFO: task hung in do_read_cache_folio block kasan mm C error error 179 316d 817d 💬 3 [303d]
INFO: task can't die in shrink_inactive_list (2) mm C error 2 1264d 1260d 💬 10 [1184d]
INFO: task can't die in wait_on_page_bit_common fs mm C done 5 992d 1345d
INFO: task hung in do_read_cache_page (3) mm fs C done inconclusive 88 662d 1559d 💬 2 [1453d]
moderation (47):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __lru_add_drain_all / deactivate_file_folio (3) mm 1 2d02h 2d02h
KCSAN: data-race in _copy_from_iter / _copy_from_iter (3) mm 1 5d12h 5d12h
KCSAN: data-race in ondemand_readahead / read_pages (3) fs mm 1 6d08h 6d08h
KCSAN: data-race in munlock_folio / need_mlock_drain (4) mm 1 8d11h 8d11h
KCSAN: data-race in __lru_add_drain_all / folio_activate (5) mm 1 10d 10d
KCSAN: data-race in mlock_folio / need_mlock_drain (4) mm 1 11d 11d
KCSAN: data-race in __filemap_remove_folio / migrate_pages_batch mm 1 13d 13d
KCSAN: data-race in bprm_execve / copy_fs (2) fs mm 1 17d 17d
KCSAN: data-race in ondemand_readahead / ondemand_readahead (11) fs mm 23 18h08m 18d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (4) mm 3 12d 22d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 4 6d10h 23d
KCSAN: data-race in getrusage / unmap_region mm 7 3d12h 25d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 9 2d15h 26d
WARNING: refcount bug in __set_page_owner mm 2 24d 27d
KCSAN: data-race in getrusage / try_to_unmap_one mm 1 30d 30d
KCSAN: data-race in list_lru_add / list_lru_count_node (10) mm 2 28d 33d
KCSAN: data-race in __filemap_add_folio / file_write_and_wait_range (5) mm 7 9h01m 73d
KCSAN: data-race in __mod_memcg_state / mem_cgroup_css_rstat_flush cgroups mm 264 8h06m 83d
KCSAN: data-race in __count_memcg_events / mem_cgroup_css_rstat_flush cgroups mm 223 8h08m 83d
KCSAN: data-race in __mod_memcg_lruvec_state / mem_cgroup_css_rstat_flush cgroups mm 248 8h05m 83d
general protection fault in khugepaged (3) mm 2 13d 87d
INFO: task hung in page_cache_ra_unbounded (2) fs mm 110 1d21h 95d
KCSAN: data-race in mas_walk / mas_wmb_replace mm 68 2d02h 113d
KCSAN: data-race in mas_wmb_replace / mtree_range_walk mm 176 5h50m 115d
KCSAN: data-race in mas_wr_modify / mtree_range_walk mm 178 9h21m 115d
KCSAN: data-race in call_rcu / mtree_range_walk mm 264 4h04m 115d
KCSAN: data-race in mas_replace_node / mtree_range_walk mm 218 13h07m 115d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (6) fs mm 5 31d 125d
KCSAN: data-race in fprop_new_period / fprop_reflect_period_percpu (10) fs mm 30 11d 146d
KCSAN: data-race in __filemap_remove_folio / filemap_write_and_wait_range (3) mm 69 3d06h 147d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read mm 183 17h29m 147d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (2) mm 123 7d23h 147d
KCSAN: data-race in __refill_stock / drain_all_stock (2) cgroups mm 119 34d 147d
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (4) mm fs 128 5d11h 148d
KCSAN: data-race in __wb_writeout_add / writeout_period (4) fs mm 143 3d10h 148d
KCSAN: data-race in drain_all_stock / try_charge_memcg (2) mm cgroups 188 11d 148d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru_vma mm 266 20h45m 148d
KCSAN: data-race in generic_fillattr / shmem_symlink (2) mm 247 9d19h 149d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (7) fs mm 281 3d09h 149d
KCSAN: data-race in __anon_vma_prepare / lock_vma_under_rcu mm 58 3d00h 361d
KCSAN: data-race in filemap_fdatawrite_wbc / xas_set_mark fs mm 662 6h55m 725d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 711 1d22h 849d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 786 5d04h 872d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 3579 8h19m 1043d
KCSAN: data-race in __xa_set_mark / xas_find_marked mm fs 1334 19h33m 1317d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 3512 21h28m 1607d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 1295 8h06m 1612d