mm subsystem


List(s): linux-mm@kvack.org
Fixed bugs: 423
Parent subsystem(s): kernel (89)
Child subsystems: damon (0)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
general protection fault in validate_mm (2) prio:high mm 2 C 3 3d07h 2d14h PATCH [1d01h]
WARNING in corrupted (4) mm usb -1 syz 1 10d 7d21h 💬 1 [6d02h]
INFO: rcu detected stall in newfstat (4) prio:normal mm 1 39 1d21h 12d
KCSAN: data-race in xas_create / xas_find (10) race:harmful fs mm 6 1 12d 12d PATCH [11d]
KCSAN: data-race in _copy_to_iter / _copy_to_iter (3) race:harmful mm 6 1 13d 13d
WARNING in shrink_one prio:high mm -1 1 16d 15d 💬 3 [15d]
INFO: rcu detected stall in chrdev_open (7) prio:high mm 1 31 8d03h 16d
INFO: rcu detected stall in filemap_fault (4) prio:high mm 1 syz 34 16d 17d 💬 1 [17d]
possible deadlock in igrab prio:high mm 4 1 26d 22d 💬 3 [22d]
INFO: rcu detected stall in kswapd (4) prio:high fs mm 1 syz 10 19h30m 29d
KCSAN: data-race in copy_mm / lru_gen_del_mm (3) prio:low race:harmful mm 6 3 7d21h 44d 💬 1 [44d]
WARNING in v9fs_fid_get_acl (2) prio:high mm -1 syz, C 6 13d 46d PATCH [45d]
inconsistent lock state in fs_reclaim_acquire (4) prio:high cgroups mm 4 syz, C error 19 13d 55d PATCH [54d]
WARNING in vma_add_pgoff prio:low mm -1 syz, C 11 49d 57d 💬 4 [56d]
WARNING in setup_conf prio:low mm -1 syz, C 148 20h25m 71d PATCH [1d06h]
INFO: rcu detected stall in kvm_vm_release (4) prio:high mm 1 34 8d08h 75d 💬 3 [75d]
BUG: Bad page state in corrupted prio:high mm -1 syz, C 2 1d13h 83d PATCH [47d]
WARNING in mmap_region prio:low mm -1 syz 16 88d 87d 💬 1 [85d]
INFO: rcu detected stall in khugepaged (3) prio:normal mm 1 42 2d00h 91d 💬 6 [89d]
WARNING in alloc_vmap_area prio:high mm -1 2 96d 95d
INFO: rcu detected stall in filemap_read prio:normal kasan mm 1 syz error 1 99d 95d
WARNING in mas_nomem prio:low mm -1 syz 14 79d 96d 💬 10 [88d]
possible deadlock in hugetlb_vma_lock_free (2) prio:low fs mm 4 8 2d19h 102d
INFO: rcu detected stall in dentry_kill prio:high mm 1 syz, C error 128 1d20h 137d PATCH [124d]
INFO: rcu detected stall in handle_softirqs (3) prio:low mm netfilter 1 syz, C error 62 4d18h 158d PATCH [8h12m]
INFO: rcu detected stall in clone3 (6) prio:high mm 1 68 10d 160d
WARNING in alloc_frozen_pages_noprof (2) prio:high mm -1 syz, C 47 2d22h 162d PATCH [159d]
BUG: unable to handle kernel NULL pointer dereference in qlist_free_all (10) prio:low mm ext4 10 syz, C 3 153d 167d
KCSAN: data-race in mas_wr_store_entry / mtree_range_walk (2) prio:low mm 6 C 138 1d09h 200d 💬 7 [34d]
INFO: rcu detected stall in kcov_ioctl (3) prio:high mm 1 34 7d09h 209d 💬 1 [209d]
KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) prio:high jfs mm 19 syz, C error 46841 26m 218d PATCH [193d]
KMSAN: uninit-value in copy_from_kernel_nofault prio:high mm 7 22 80d 232d 💬 3 [232d]
INFO: rcu detected stall in __dentry_kill prio:high mm 1 syz error error 132 111d 246d
possible deadlock in lock_mm_and_find_vma (4) prio:low mm 4 2684 9h46m 250d 💬 2 [196d]
WARNING: refcount bug in call_timer_fn (4) prio:high mm 13 39 60d 255d 💬 4 [79d]
kernel BUG in __page_table_check_zero (3) prio:high mm -1 361 9d06h 258d PATCH [139d]
INFO: rcu detected stall in sendfile64 prio:high mm 1 42 56d 262d
BUG: Bad rss-counter state (6) prio:high mm -1 syz 114 18d 269d
kernel BUG in page_table_check_set (2) prio:low mm -1 1166 7d03h 271d 💬 3 [7d18h]
INFO: rcu detected stall in vma_merge_new_range (3) prio:low mm 1 syz error error 4 16d 281d
INFO: rcu detected stall in schedule_tail (8) prio:low mm 1 syz, C error error 1 283d 281d
INFO: rcu detected stall in __mmap_complete prio:normal mm 1 syz, C error error 12 62d 303d PATCH [62d]
INFO: rcu detected stall in sys_newfstat (4) prio:low mm 1 syz, C error 94 17d 317d
INFO: rcu detected stall in sys_io_uring_enter (3) mm prio:low 1 61 9d18h 319d
INFO: rcu detected stall in finish_dput prio:low mm 1 syz, C error error 138 288d 324d
WARNING in sched_mm_cid_fork prio:low mm fs -1 syz, C error error 332 273d 336d PATCH [314d]
INFO: rcu detected stall in call_usermodehelper_exec_async (4) prio:low mm 1 syz, C error 19 4h09m 341d
INFO: rcu detected stall in sys_symlink (6) prio:high mm 1 syz, C error inconclusive 8 45d 372d
INFO: rcu detected stall in shmem_file_write_iter (3) prio:low mm 1 syz, C 102 4d19h 378d
INFO: task hung in migrate_pages_batch (4) prio:high mm 1 309 26d 385d 💬 1 [25d]
WARNING in ext4_mb_load_buddy_gfp prio:high ext4 mm -1 syz, C 508 8h30m 415d PATCH [405d]
INFO: rcu detected stall in sys_madvise (2) prio:high mm 1 66 13d 430d
INFO: task hung in writeback_iter (3) prio:high fs mm 1 syz, C error error 25 5d17h 432d PATCH [287d]
WARNING in __alloc_skb (4) mm -1 syz, C 8 235d 433d PATCH [409d]
INFO: rcu detected stall in sys_mount (8) prio:low mm overlayfs 1 syz, C error 50 5d15h 433d 💬 2 [102d]
INFO: rcu detected stall in sys_munmap (2) prio:low mm 1 syz, C error error 52 20d 439d PATCH [62d]
KASAN: slab-use-after-free Read in lru_add (2) prio:high gfs2 mm 19 syz, C error 12 35d 456d PATCH [111d]
WARNING in trace_suspend_resume prio:high mm -1 syz, C 7410 6m 460d 💬 1 [8d12h]
INFO: rcu detected stall in devtmpfsd (3) prio:low mm 1 syz, C error inconclusive 6 99d 471d 💬 2 [471d]
INFO: rcu detected stall in linkwatch_event (5) prio:normal net mm 1 syz error error 3 308d 496d
INFO: rcu detected stall in exit_to_user_mode_loop prio:low mm 1 syz, C error 1013 2h59m 500d PATCH [62d]
INFO: rcu detected stall in vm_area_alloc (6) prio:normal mm 1 syz error error 26 4d20h 523d
INFO: rcu detected stall in vms_gather_munmap_vmas prio:normal mm 1 syz error error 83 23h31m 538d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) prio:normal mm ext4 1 syz, C error error 3 303d 540d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) prio:normal wireguard mm 1 syz error error 20 49d 548d
INFO: rcu detected stall in nsim_fib_event_work prio:high mm 1 syz, C error error 9 125d 551d
kernel BUG in __filemap_add_folio prio:low fs mm -1 syz, C done 2370 13h48m 558d PATCH [321d]
BUG: soft lockup in sys_bpf prio:low mm 1 syz, C error 297 5h54m 560d
INFO: task hung in page_cache_ra_order prio:low mm fs 1 syz, C done 137 1d02h 560d 💬 1 [560d]
INFO: rcu detected stall in clone (7) prio:high mm 1 140 17d 587d
INFO: rcu detected stall in sys_mkdir (9) prio:high mm 1 syz done error 8 23d 648d
INFO: rcu detected stall in task_numa_work (2) mm bpf 1 syz, C error error 31 6d02h 669d
possible deadlock in btrfs_dirty_inode (2) prio:high mm 4 79 19d 688d
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done error 14 43d 694d 💬 6 [604d]
INFO: rcu detected stall in sys_umount (3) prio:low mm 1 syz, C done error 61 2d17h 696d 💬 2 [442d]
possible deadlock in balance_pgdat (2) scsi mm 4 syz, C 4 665d 699d 💬 1 [656d]
INFO: rcu detected stall in sys_symlinkat (5) prio:normal tomoyo mm 1 syz error error 156 2d02h 700d
INFO: rcu detected stall in sys_sendmmsg (7) prio:high mm 1 150 10d 703d
KASAN: slab-use-after-free Read in folio_evictable (3) prio:high gfs2 mm 19 syz, C 80 22d 708d 💬 7 [70d]
INFO: rcu detected stall in sys_mmap (3) mm 1 syz, C error error 71 5d11h 708d
INFO: rcu detected stall in sys_setsockopt (4) prio:high mm 1 syz, C done inconclusive 126 3d10h 709d
INFO: rcu detected stall in security_file_ioctl (9) prio:normal tomoyo mm 1 syz error 235 2d18h 712d
INFO: rcu detected stall in sys_pipe2 (2) prio:low mm 1 syz done done 153 7d14h 723d
INFO: rcu detected stall in kthreadd (2) mm 1 syz, C unreliable error 152 17d 735d
INFO: rcu detected stall in seq_read_iter (2) mm 1 syz, C inconclusive error 10 169d 748d 💬 1 [747d]
WARNING: ODEBUG bug in __folio_put (2) prio:high usb mm -1 syz 28 461d 749d
INFO: rcu detected stall in sys_mprotect (8) prio:normal mm 1 syz done error 159 2d06h 754d
INFO: rcu detected stall in kjournald2 (2) prio:normal block mm 1 syz, C error error 96 22h29m 762d
INFO: rcu detected stall in vhci_release prio:high mm 1 syz done done 17 8d05h 766d
INFO: rcu detected stall in shmem_fault (6) mm prio:low 1 syz, C 290 23h48m 775d PATCH [757d]
INFO: rcu detected stall in sys_execve (6) prio:normal mm 1 syz, C done error 96 10d 777d
INFO: rcu detected stall in x64_sys_call prio:low mm 1 syz, C error 689 2d20h 785d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 592d 786d 💬 4 [747d]
INFO: task hung in page_cache_ra_unbounded (2) mm fs 1 syz, C done error 3651 285d 793d 💬 1 [289d]
INFO: rcu detected stall in kcov_close prio:normal mm 1 265 1d16h 813d
kernel panic: System is deadlocked on memory (2) prio:high mm 2 syz, C 337 18h33m 813d PATCH [43d]
INFO: rcu detected stall in vm_mmap_pgoff prio:normal mm 1 syz 129 2h25m 815d PATCH [757d]
WARNING in shmem_evict_inode (3) prio:normal mm -1 101 78d 893d
INFO: rcu detected stall in sendmsg (4) prio:high mm 1 syz, C error error 66 78d 894d
INFO: rcu detected stall in validate_mm (3) mm 1 syz, C error error 41 79d 905d 💬 5 [848d]
INFO: rcu detected stall in sys_clone (8) mm 1 syz, C error 537 5d18h 950d 💬 10 [496d]
INFO: rcu detected stall in sys_syslog (2) mm 1 syz, C error error 57 19h56m 987d
BUG: soft lockup in pipe_read fs mm 1 syz 5 636d 1014d
INFO: task hung in _vm_unmap_aliases (3) prio:low mm 1 syz, C 743 4d12h 1029d
INFO: rcu detected stall in sys_recvmmsg (3) prio:low net mm 1 299 8d10h 1050d
INFO: rcu detected stall in sys_socket (10) mm 1 syz, C done 386 10h35m 1069d 💬 6 [1065d]
INFO: rcu detected stall in sys_unshare (9) prio:high kernfs mm 1 syz, C inconclusive done 191 6d12h 1089d 💬 1 [8d12h]
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot prio:low mm 10 syz, C 138 846d 1126d PATCH [466d]
kernel BUG in filemap_unaccount_folio prio:high mm -1 syz, C done error 536 12d 1154d 💬 4 [8d12h]
WARNING in drm_syncobj_array_find prio:low dri mm -1 syz, C 4819 1d00h 1154d PATCH [5h59m]
INFO: rcu detected stall in sys_openat (3) prio:low mm 1 syz, C error 819 1d10h 1157d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) prio:low mm 6 1196 14h36m 1290d PATCH [225d]
INFO: rcu detected stall in sys_newfstatat (4) prio:high mm tomoyo 1 syz, C error 649 2d15h 1471d 💬 1 [8d12h]
memory leak in xas_create prio:high mm 3 syz, C 60 79d 1579d PATCH [344d]
WARNING in ext4_dirty_folio mm prio:low -1 syz, C error 7546 (+18414) 8h48m 1683d 💬 2 [164d]
INFO: task hung in do_read_cache_folio kasan mm block 1 syz, C error error 179 1229d 1731d 💬 3 [1216d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 syz, C done 5 1905d 2258d
INFO: task hung in do_read_cache_page (3) fs mm 1 syz, C done inconclusive 88 1575d 2473d 💬 2 [2366d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in kcompactd / try_to_compact_pages mm prio:low race:benign 6 1 10h18m 9h43m
WARNING: refcount bug in remove_inode_hugepages prio:high mm fs 13 1 19d 15d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (11) race:benign prio:high mm 6 1 26d 26d
KCSAN: data-race in isolate_migratepages_block / isolate_migratepages_block (10) race:benign prio:low mm 6 C 2 4d14h 27d
KCSAN: data-race in __folio_end_writeback / writeout_period (3) race:benign prio:high fs mm 6 1 49d 49d
KASAN: stack-out-of-bounds Read in sched_show_task (2) mm 17 1 59d 55d
KCSAN: data-race in __set_task_comm / strlen (2) race:benign prio:low fs mm 6 C 133 9h30m 92d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (12) race:benign prio:high fs mm 6 C 4 31d 100d PATCH [22d]
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (6) prio:high fs mm -1 8 38d 142d
BUG: soft lockup in pid_child_should_wake prio:low mm 1 3 60d 155d
KCSAN: data-race in mas_walk / mas_wmb_replace (2) prio:low mm 6 48 3d12h 200d
KCSAN: data-race in mas_wmb_replace / mtree_range_walk (2) prio:low mm 6 C 96 1d03h 202d
KCSAN: data-race in shmem_fallocate / shmem_writeout prio:low mm 6 C 200 20h39m 290d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) prio:low mm 6 37 5d03h 415d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) prio:low mm 6 C 157 8d16h 582d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) prio:low fs mm 6 994 1d20h 715d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) prio:low fs mm 6 895 8h47m 911d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read race:benign prio:low mm 6 3303 5h26m 1061d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) prio:high fs mm 6 5643 5h53m 1956d
KCSAN: data-race in __xa_set_mark / xas_find_marked prio:low fs mm 6 1697 8h52m 2231d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) prio:low fs mm 6 C 4180 22h26m 2520d
KCSAN: data-race in xas_find_marked / xas_set_mark prio:low fs mm 6 2639 18h29m 2526d