mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 426
Parent subsystem(s): kernel (87)
Child subsystems: damon (0)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in dup_mmap mm prio:low 4 1 2d03h 1d03h 💬 1 [20h55m]
possible deadlock in hugetlbfs_file_mmap fs mm prio:low 4 1 12d 10d PATCH [2d18h]
WARNING in corrupted (4) mm usb -1 syz 1 21d 19d 💬 3 [4d10h]
INFO: rcu detected stall in newfstat (4) prio:normal mm 1 48 1h37m 23d
KCSAN: data-race in xas_create / xas_find (10) race:harmful fs mm 6 1 24d 24d PATCH [22d]
KCSAN: data-race in _copy_to_iter / _copy_to_iter (3) race:harmful mm 6 1 24d 24d
WARNING in shrink_one prio:high mm -1 1 27d 26d 💬 3 [26d]
INFO: rcu detected stall in chrdev_open (7) prio:high mm 1 31 19d 27d
INFO: rcu detected stall in filemap_fault (4) prio:high mm 1 syz 35 5d03h 28d 💬 1 [28d]
possible deadlock in igrab prio:high mm 4 1 37d 33d 💬 3 [33d]
INFO: rcu detected stall in kswapd (4) prio:high fs mm 1 syz 10 12d 41d
KCSAN: data-race in copy_mm / lru_gen_del_mm (3) prio:low race:harmful mm 6 3 19d 55d 💬 1 [55d]
WARNING in v9fs_fid_get_acl (2) prio:high mm -1 syz, C 6 25d 57d PATCH [57d]
inconsistent lock state in fs_reclaim_acquire (4) prio:high cgroups mm 4 syz, C error 23 4h38m 66d PATCH [65d]
WARNING in vma_add_pgoff prio:low mm -1 syz, C 11 61d 68d 💬 4 [68d]
WARNING in setup_conf prio:low mm -1 syz, C 204 46m 82d PATCH [9d14h]
INFO: rcu detected stall in kvm_vm_release (4) prio:high mm 1 35 5d14h 87d 💬 3 [86d]
BUG: Bad page state in corrupted prio:high mm -1 syz, C 2 12d 94d PATCH [58d]
WARNING in mmap_region prio:low mm -1 syz 16 100d 98d 💬 1 [97d]
INFO: rcu detected stall in khugepaged (3) prio:normal mm 1 43 5d22h 102d 💬 6 [100d]
INFO: rcu detected stall in filemap_read prio:normal kasan mm 1 syz error 1 111d 106d
WARNING in mas_nomem prio:low mm -1 syz 14 90d 107d 💬 10 [99d]
possible deadlock in hugetlb_vma_lock_free (2) prio:low fs mm 4 9 4d01h 114d
INFO: rcu detected stall in dentry_kill prio:high mm 1 syz, C error 141 13h39m 148d PATCH [135d]
INFO: rcu detected stall in clone3 (6) prio:high mm 1 71 4d09h 171d
WARNING in alloc_frozen_pages_noprof (2) prio:high mm -1 syz, C 47 14d 173d PATCH [171d]
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) prio:low mm ext4 10 syz, C 3 164d 178d
KCSAN: data-race in mas_wr_store_entry / mtree_range_walk (2) prio:low mm 6 C 141 1h51m 212d 💬 7 [46d]
INFO: rcu detected stall in kcov_ioctl (3) prio:high mm 1 34 18d 220d 💬 1 [220d]
KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) prio:high jfs mm 19 syz, C error 48279 16m 230d PATCH [5d06h]
KMSAN: uninit-value in copy_from_kernel_nofault prio:high mm 7 22 92d 244d 💬 3 [244d]
INFO: rcu detected stall in __dentry_kill prio:high mm 1 syz error error 132 123d 257d
possible deadlock in lock_mm_and_find_vma (4) prio:low mm 4 2717 3h34m 262d 💬 2 [207d]
WARNING: refcount bug in call_timer_fn (4) prio:high mm 13 39 71d 266d 💬 4 [91d]
kernel BUG in __page_table_check_zero (3) prio:high mm -1 361 20d 269d PATCH [151d]
INFO: rcu detected stall in sendfile64 prio:high mm 1 43 9d23h 273d
BUG: Bad rss-counter state (6) prio:high mm -1 syz 114 29d 280d
kernel BUG in page_table_check_set (2) prio:low mm -1 1166 18d 282d 💬 3 [19d]
INFO: rcu detected stall in vma_merge_new_range (3) prio:low mm 1 syz error error 4 28d 292d
INFO: rcu detected stall in schedule_tail (8) prio:low mm 1 syz, C error error 1 294d 292d
INFO: rcu detected stall in __mmap_complete prio:normal mm 1 syz, C error error 12 73d 314d PATCH [73d]
INFO: rcu detected stall in sys_newfstat (4) prio:low mm 1 syz, C error 95 10d 328d
INFO: rcu detected stall in sys_io_uring_enter (3) mm prio:low 1 61 21d 331d
INFO: rcu detected stall in finish_dput prio:low mm 1 syz, C error error 138 299d 335d
WARNING in sched_mm_cid_fork prio:low mm fs -1 syz, C error error 332 285d 347d PATCH [326d]
INFO: rcu detected stall in call_usermodehelper_exec_async (4) prio:low mm 1 syz, C error 20 21h44m 353d
INFO: rcu detected stall in sys_symlink (6) prio:high mm 1 syz, C error inconclusive 9 19h38m 383d
INFO: rcu detected stall in shmem_file_write_iter (3) prio:low mm 1 syz, C 102 16d 389d
INFO: task hung in migrate_pages_batch (4) prio:high mm 1 310 3d08h 397d 💬 1 [36d]
WARNING in ext4_mb_load_buddy_gfp prio:high ext4 mm -1 syz, C 631 44m 426d PATCH [416d]
INFO: rcu detected stall in sys_madvise (2) prio:high mm 1 67 3d18h 441d
INFO: task hung in writeback_iter (3) prio:high fs mm 1 syz, C error error 28 1d01h 444d PATCH [298d]
WARNING in __alloc_skb (4) mm -1 syz, C 8 247d 444d PATCH [420d]
INFO: rcu detected stall in sys_mount (8) prio:low mm overlayfs 1 syz, C error 52 52m 445d 💬 2 [113d]
INFO: rcu detected stall in sys_munmap (2) prio:low mm 1 syz, C error error 52 31d 450d PATCH [73d]
KASAN: slab-use-after-free Read in lru_add (2) prio:high gfs2 mm 19 syz, C error 12 46d 467d PATCH [123d]
WARNING in trace_suspend_resume prio:high mm -1 syz, C 9151 52m 472d 💬 1 [19d]
INFO: rcu detected stall in devtmpfsd (3) prio:low mm 1 syz, C error inconclusive 6 111d 483d 💬 2 [482d]
INFO: rcu detected stall in linkwatch_event (5) prio:normal net mm 1 syz error error 3 319d 507d
INFO: rcu detected stall in exit_to_user_mode_loop prio:low mm 1 syz, C error 1056 4h22m 512d PATCH [73d]
INFO: rcu detected stall in vm_area_alloc (6) prio:normal mm 1 syz error error 27 8d17h 534d
INFO: rcu detected stall in vms_gather_munmap_vmas prio:normal mm 1 syz error error 86 1d05h 549d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) prio:normal mm ext4 1 syz, C error error 3 315d 552d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) prio:normal wireguard mm 1 syz error error 21 4h05m 559d
INFO: rcu detected stall in nsim_fib_event_work prio:high mm 1 syz, C error error 9 136d 562d
kernel BUG in __filemap_add_folio prio:low fs mm -1 syz, C done 2384 19h45m 569d PATCH [332d]
BUG: soft lockup in sys_bpf prio:low mm 1 syz, C error 308 5h01m 571d
INFO: task hung in page_cache_ra_order prio:low mm fs 1 syz, C done 138 1d08h 571d 💬 1 [571d]
INFO: rcu detected stall in clone (7) prio:high mm 1 142 2d06h 598d
INFO: rcu detected stall in sys_mkdir (9) prio:high mm 1 syz done error 9 7d08h 659d
INFO: rcu detected stall in task_numa_work (2) mm bpf prio:normal 1 syz, C error error 32 7d09h 680d
possible deadlock in btrfs_dirty_inode (2) prio:high mm 4 79 30d 699d
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done error 14 54d 706d 💬 6 [615d]
INFO: rcu detected stall in sys_umount (3) prio:low mm 1 syz, C done error 63 2d05h 707d 💬 2 [453d]
possible deadlock in balance_pgdat (2) scsi mm prio:high 4 syz, C 4 676d 710d 💬 1 [668d]
INFO: rcu detected stall in sys_symlinkat (5) prio:normal tomoyo mm 1 syz error error 159 5d23h 711d
INFO: rcu detected stall in sys_sendmmsg (7) prio:high mm 1 150 21d 714d
KASAN: slab-use-after-free Read in folio_evictable (3) prio:high gfs2 mm 19 syz, C 80 4d22h 719d 💬 7 [82d]
INFO: rcu detected stall in sys_mmap (3) mm prio:low 1 syz, C error error 71 16d 720d
INFO: rcu detected stall in sys_setsockopt (4) prio:high mm 1 syz, C done inconclusive 128 7d00h 720d
INFO: rcu detected stall in security_file_ioctl (9) prio:normal tomoyo mm 1 syz error 242 12h24m 723d
INFO: rcu detected stall in sys_pipe2 (2) prio:low mm 1 syz done done 154 4d13h 735d
INFO: rcu detected stall in kthreadd (2) mm 1 syz, C unreliable error 152 28d 746d
INFO: rcu detected stall in seq_read_iter (2) mm 1 syz, C inconclusive error 10 180d 760d 💬 1 [759d]
WARNING: ODEBUG bug in __folio_put (2) prio:high usb mm -1 syz 28 472d 761d
INFO: rcu detected stall in sys_mprotect (8) prio:normal mm 1 syz, C done error 166 9h17m 765d
INFO: rcu detected stall in kjournald2 (2) prio:normal block mm 1 syz, C error error 96 12d 773d
INFO: rcu detected stall in vhci_release prio:high mm 1 syz done done 17 19d 778d
INFO: rcu detected stall in shmem_fault (6) mm prio:low 1 syz, C 294 9h06m 787d PATCH [769d]
INFO: rcu detected stall in sys_execve (6) prio:normal mm 1 syz, C done error 99 7d05h 789d
INFO: rcu detected stall in x64_sys_call prio:low mm 1 syz, C error 693 1d14h 796d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 603d 797d 💬 4 [758d]
INFO: task hung in page_cache_ra_unbounded (2) mm fs 1 syz, C done error 3651 296d 804d 💬 1 [300d]
INFO: rcu detected stall in kcov_close prio:normal mm 1 269 13h50m 825d
kernel panic: System is deadlocked on memory (2) prio:high mm 2 syz, C 360 6h14m 825d PATCH [55d]
INFO: rcu detected stall in vm_mmap_pgoff prio:normal mm 1 syz 129 11d 826d PATCH [769d]
WARNING in shmem_evict_inode (3) prio:normal mm -1 101 90d 904d
INFO: rcu detected stall in sendmsg (4) prio:high mm 1 syz, C error error 66 89d 905d
INFO: rcu detected stall in validate_mm (3) mm 1 syz, C error error 41 91d 917d 💬 5 [859d]
INFO: rcu detected stall in sys_clone (8) mm prio:low 1 syz, C error 543 2h52m 961d 💬 10 [508d]
INFO: rcu detected stall in sys_syslog (2) mm prio:high 1 syz, C error error 57 12d 998d
BUG: soft lockup in pipe_read fs mm 1 syz 5 648d 1025d
INFO: task hung in _vm_unmap_aliases (3) prio:low mm 1 syz, C 750 3h34m 1040d
INFO: rcu detected stall in sys_recvmmsg (3) prio:low net mm 1 299 19d 1062d
INFO: rcu detected stall in sys_socket (10) mm 1 syz, C done 406 4h11m 1081d 💬 6 [1076d]
INFO: rcu detected stall in sys_unshare (9) prio:high kernfs mm 1 syz, C inconclusive done 195 1d14h 1100d 💬 1 [19d]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot prio:low mm 10 syz, C 138 857d 1137d PATCH [478d]
kernel BUG in filemap_unaccount_folio prio:high mm -1 syz, C done error 536 23d 1165d 💬 4 [19d]
WARNING in drm_syncobj_array_find prio:low dri mm -1 syz, C 4842 3h17m 1166d PATCH [5d07h]
INFO: rcu detected stall in sys_openat (3) prio:low mm 1 syz, C error 836 1d14h 1169d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) prio:low mm 6 1214 1d03h 1301d PATCH [237d]
INFO: rcu detected stall in sys_newfstatat (4) prio:high mm tomoyo 1 syz, C error 649 13d 1482d 💬 1 [19d]
memory leak in xas_create prio:high mm 3 syz, C 60 90d 1590d PATCH [355d]
WARNING in ext4_dirty_folio mm prio:low -1 syz, C error 7553 (+18414) 3d19h 1695d 💬 2 [176d]
INFO: task hung in do_read_cache_folio kasan mm block 1 syz, C error error 179 1240d 1742d 💬 3 [1228d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 syz, C done 5 1917d 2269d
INFO: task hung in do_read_cache_page (3) fs mm 1 syz, C done inconclusive 88 1586d 2484d 💬 2 [2378d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (4) fs mm race:benign prio:low 6 2 1d14h 10d PATCH [4d09h]
KCSAN: data-race in kcompactd / try_to_compact_pages mm prio:low race:benign 6 1 11d 11d PATCH [3d07h]
WARNING: refcount bug in remove_inode_hugepages prio:high mm fs 13 1 30d 26d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (11) race:benign prio:high mm 6 2 9d22h 38d
KCSAN: data-race in isolate_migratepages_block / isolate_migratepages_block (10) race:benign prio:low mm 6 C 2 15d 38d
KASAN: stack-out-of-bounds Read in sched_show_task (2) mm prio:high 17 1 70d 66d
KCSAN: data-race in __set_task_comm / strlen (2) race:benign prio:low fs mm 6 C 145 7h52m 103d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (12) race:benign prio:high fs mm 6 C 5 2d06h 112d PATCH [33d]
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (6) prio:high fs mm -1 8 49d 154d
BUG: soft lockup in pid_child_should_wake prio:low mm 1 3 71d 166d
KCSAN: data-race in mas_walk / mas_wmb_replace (2) prio:low mm 6 48 14d 212d
KCSAN: data-race in mas_wmb_replace / mtree_range_walk (2) prio:low mm 6 C 101 23h53m 213d
KCSAN: data-race in shmem_fallocate / shmem_writeout prio:low mm 6 C 219 1d02h 301d PATCH [3d17h]
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) prio:low mm 6 37 16d 427d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) prio:low mm 6 C 157 20d 594d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) prio:low fs mm 6 998 2d09h 726d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) prio:low fs mm 6 908 2d23h 922d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read race:benign prio:low mm 6 3339 7h40m 1072d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) prio:high fs mm 6 5655 8h37m 1967d
KCSAN: data-race in __xa_set_mark / xas_find_marked prio:low fs mm 6 1700 4d03h 2242d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) prio:low fs mm 6 C 4185 1d08h 2531d
KCSAN: data-race in xas_find_marked / xas_set_mark prio:low fs mm 6 2653 13h59m 2537d