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🐞 Open [1020] ≡ Subsystems 🐞 Fixed [5251] 🐞 Invalid [12567] ⬇ Missing Backports [85] 📈 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 4d16h 18h35m
KMSAN: uninit-value in zswap_rb_insert mm 1 8d02h 4d02h 💬 1 [3d23h]
possible deadlock in __mmap_lock_do_trace_start_locking mm 1 12d 8d05h
possible deadlock in gup_fast_fallback mm 3 17d 13d
KASAN: slab-use-after-free Read in hugetlb_fault mm C done 5 5d22h 16d 💬 2 [15d]
INFO: rcu detected stall in __run_timer_base kasan mm C done 1 24d 20d PATCH [10h42m]
KMSAN: kernel-infoleak in bpf_probe_write_user mm C 3 7d17h 21d 💬 6 [16d]
general protection fault in hpage_collapse_scan_file mm C 22 25d 24d 💬 4 [16d]
BUG: bad usercopy in do_handle_open hardening mm C 446 29d 28d 💬 2 [28d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm C 456 6h07m 30d 💬 2 [4d19h]
KCSAN: data-race in __delete_from_swap_cache / folio_mapping (3) mm 1 32d 31d 💬 2 [30d]
WARNING: bad unlock balance in madvise_cold_or_pageout_pte_range mm C 8 29d 31d 💬 4 [29d]
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 [21d]
INFO: rcu detected stall in sys_clone (8) mm C 19 8h16m 36d
WARNING in validate_chain mm C error 19 8d05h 37d
kernel BUG in const_folio_flags mm 4 23d 44d 💬 4 [43d]
INFO: rcu detected stall in asm_exc_page_fault mm input usb syz 1 59d 55d 💬 3 [53d]
WARNING in try_to_migrate_one (2) mm C 5 9d00h 55d 💬 2 [18d]
WARNING in try_to_unmap_one mm 2 23d 60d
WARNING in kunmap_local_indexed mm C 145 2h01m 67d
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 70d 87d
kernel BUG in validate_mm (3) mm C error 3 95d 95d 💬 2 [94d]
BUG: unable to handle kernel paging request in bpf_probe_read_compat_str mm C done 4 73d 98d 💬 1 [91d]
INFO: rcu detected stall in dput (8) mm C done 17 13h07m 124d
kernel BUG in add_to_swap mm 6 75d 136d 💬 1 [136d]
INFO: rcu detected stall in sys_recvmmsg (3) kasan mm batman 32 95d 136d
KASAN: slab-out-of-bounds Write in shmem_file_read_iter hfs mm C 3 42d 141d
BUG: spinlock recursion in try_to_wake_up mm C 2 21d 172d
WARNING in __gup_longterm_locked (2) mm 15 6d12h 185d
WARNING in __kfence_free (3) kasan mm syz 92 42d 199d 💬 1 [45d]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm C 66 4h51m 212d
KASAN: slab-out-of-bounds Read in generic_perform_write hfs mm C inconclusive 10218 10h51m 223d PATCH [220d]
kernel BUG in filemap_unaccount_folio mm C done 31 1d19h 240d 💬 3 [45d]
BUG: unable to handle kernel paging request in list_lru_add mm syz 48 42d 242d
INFO: rcu detected stall in sys_openat (3) mm kernfs ext4 C error 39 8h53m 243d
kernel BUG in do_page_mkwrite mm C done 16 18h39m 261d
KCSAN: data-race in generic_fillattr / shmem_unlink (3) mm 653 10d 376d 💬 1 [4d19h]
KCSAN: data-race in generic_fillattr / shmem_mknod (2) mm syz 719 11d 376d 💬 5 [4d19h]
INFO: task hung in __unmap_and_move (4) mm C error 4 59d 491d 💬 3 [171d]
possible deadlock in filemap_fault mm ntfs3 C done 902 19m 547d 💬 3 [4d19h]
memory leak in xas_create mm C 15 135d 665d 💬 9 [171d]
WARNING in ext4_dirty_folio mm C inconclusive done 25789 2d06h 769d 💬 1 [4d19h]
INFO: task hung in do_read_cache_folio block kasan mm C error error 179 315d 817d 💬 3 [302d]
INFO: task can't die in shrink_inactive_list (2) mm C error 2 1263d 1260d 💬 10 [1183d]
INFO: task can't die in wait_on_page_bit_common fs mm C done 5 991d 1344d
INFO: task hung in do_read_cache_page (3) mm fs C done inconclusive 88 661d 1559d 💬 2 [1452d]
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 1d11h 1d11h
KCSAN: data-race in _copy_from_iter / _copy_from_iter (3) mm 1 4d21h 4d21h
KCSAN: data-race in ondemand_readahead / read_pages (3) fs mm 1 5d18h 5d18h
KCSAN: data-race in munlock_folio / need_mlock_drain (4) mm 1 7d20h 7d20h
KCSAN: data-race in __lru_add_drain_all / folio_activate (5) mm 1 9d10h 9d10h
KCSAN: data-race in mlock_folio / need_mlock_drain (4) mm 1 10d 10d
KCSAN: data-race in __filemap_remove_folio / migrate_pages_batch mm 1 12d 12d
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 3h40m 18d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (4) mm 3 11d 21d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 4 5d19h 23d
KCSAN: data-race in getrusage / unmap_region mm 7 2d21h 24d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 9 2d01h 26d
WARNING: refcount bug in __set_page_owner mm 2 23d 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 32d
KCSAN: data-race in __filemap_add_folio / file_write_and_wait_range (5) mm 6 14d 72d
KCSAN: data-race in __mod_memcg_state / mem_cgroup_css_rstat_flush cgroups mm 263 7h32m 82d
KCSAN: data-race in __count_memcg_events / mem_cgroup_css_rstat_flush cgroups mm 222 7h38m 82d
KCSAN: data-race in __mod_memcg_lruvec_state / mem_cgroup_css_rstat_flush cgroups mm 247 7h13m 82d
general protection fault in khugepaged (3) mm 2 12d 87d
INFO: task hung in page_cache_ra_unbounded (2) fs mm 110 1d07h 95d
KCSAN: data-race in mas_walk / mas_wmb_replace mm 68 1d11h 112d
KCSAN: data-race in mas_wmb_replace / mtree_range_walk mm 174 20h05m 115d
KCSAN: data-race in mas_wr_modify / mtree_range_walk mm 177 16h14m 115d
KCSAN: data-race in call_rcu / mtree_range_walk mm 263 4h45m 115d
KCSAN: data-race in mas_replace_node / mtree_range_walk mm 217 18h29m 115d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (6) fs mm 5 30d 125d
KCSAN: data-race in fprop_new_period / fprop_reflect_period_percpu (10) fs mm 30 10d 146d
KCSAN: data-race in __filemap_remove_folio / filemap_write_and_wait_range (3) mm 69 2d15h 147d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read mm 183 3h01m 147d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (2) mm 123 7d09h 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 4d20h 148d
KCSAN: data-race in __wb_writeout_add / writeout_period (4) fs mm 143 2d19h 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 6h17m 148d
KCSAN: data-race in generic_fillattr / shmem_symlink (2) mm 247 9d05h 148d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (7) fs mm 281 2d19h 148d
KCSAN: data-race in __anon_vma_prepare / lock_vma_under_rcu mm 58 2d10h 360d
KCSAN: data-race in filemap_fdatawrite_wbc / xas_set_mark fs mm 661 2d01h 725d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 711 1d08h 848d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 786 4d13h 871d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 3575 7h35m 1042d
KCSAN: data-race in __xa_set_mark / xas_find_marked mm fs 1334 5h05m 1316d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 3512 7h00m 1606d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 1294 8h49m 1612d