syzbot

 sign-in | mailing list | source | docs
🐞 Open [1427]
≡ Subsystems
🐞 Fixed [6905]
🐞 Invalid [17969]
⬇ Missing Backports [224]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

Applied filters: Label=subsystems:mm (drop)
open (117) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: wild-memory-access Read in lookup_swap_cgroup_id (2) cgroups mm 17 2 5d00h 1d09h 💬 2 [23h02m]
kernel BUG in page_table_check_set (2) mm -1 2 3d03h 1d17h
INFO: rcu detected stall in schedule_tail (8) mm 1 C error 1 13d 11d
kernel BUG in hpage_collapse_scan_file (2) mm -1 C error 7293 16m 13d 💬 3 [12d]
WARNING in unlink_anon_vmas (2) mm -1 C 6 11d 20d PATCH [20d]
WARNING in memcg1_swapout cgroups mm -1 C error 24 24d 21d 💬 8 [16d]
KASAN: slab-use-after-free Read in lookup_object_or_alloc (3) virt mm 19 10 16d 22d PATCH [18d]
KCSAN: data-race in __anon_vma_prepare / __vmf_anon_prepare race:harmful mm 6 4 4d17h 24d 💬 9 [23d]
WARNING in xfs_buf_alloc mm -1 1 33d 29d
INFO: rcu detected stall in __mmap_complete mm 1 syz error error 6 35d 33d
possible deadlock in flush_end_io fs mm 4 386 12h50m 40d
KMSAN: uninit-value in __sigqueue_free cgroups mm 7 1 44d 40d PATCH [2d18h]
KMSAN: uninit-value in swap_writeout mm 7 8 2d11h 47d PATCH [31d]
INFO: rcu detected stall in sys_io_uring_enter (3) mm 1 39 2d05h 50d
INFO: rcu detected stall in sys_signalfd4 (2) cgroups mm 1 syz 1 53d 52d
INFO: rcu detected stall in finish_dput mm 1 C error 138 18d 54d
WARNING in shrink_lruvec mm -1 1 64d 60d PATCH [50d]
BUG: sleeping function called from invalid context in kvm_mmu_notifier_invalidate_range_start mm 5 3 8d05h 61d
general protection fault in lru_gen_test_recent (2) mm 2 C 10 29d 62d PATCH [27d]
WARNING in update_rq_clock sound mm ext4 -1 16 20d 63d
WARNING in sched_mm_cid_fork fs mm -1 C error 332 4d03h 66d PATCH [45d]
INFO: rcu detected stall in call_usermodehelper_exec_async (4) mm 1 C error 8 38d 72d
kernel BUG in qlist_free_all (3) mm -1 1 81d 77d
WARNING in __page_table_check_ptes_set (3) mm -1 4 6d00h 85d
general protection fault in __rt_mutex_slowlock_locked mm 2 5 31d 87d
WARNING in swap_cache_get_folio mm -1 6 87d 88d PATCH [62d]
possible deadlock in __hugetlb_zap_begin mm 4 1 93d 89d PATCH [89d]
INFO: rcu detected stall in rescuer_thread (2) net mm 1 syz error inconclusive 4 2d05h 92d
WARNING in lock_list_lru_of_memcg (2) mm -1 3 65d 93d 💬 2 [93d]
kernel BUG in filemap_fault (3) mm -1 C error 15 5d05h 100d
INFO: rcu detected stall in sys_symlink (6) mm 1 C error inconclusive 5 27d 102d
INFO: rcu detected stall in shmem_file_write_iter (3) mm 1 C 72 5d23h 108d
general protection fault in call_timer_fn (2) no-reminders mm 19 10 1d03h 115d
INFO: task hung in migrate_pages_batch (4) mm 1 82 4d16h 116d
possible deadlock in hugetlb_vma_lock_read mm 4 4 55d 120d
WARNING in path_noexec (2) mm fs -1 C error 16669 3h41m 129d PATCH [119d]
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 49d 145d PATCH [135d]
KMSAN: uninit-value in __run_timer_base (2) mm 8 9 13d 150d PATCH [147d]
INFO: rcu detected stall in sys_madvise (2) mm 1 42 4d02h 160d
INFO: task hung in writeback_iter (3) fs mm 1 C error 14 10d 163d PATCH [17d]
WARNING in __alloc_skb (4) mm -1 C 7 48d 163d PATCH [139d]
INFO: rcu detected stall in sys_mount (8) mm 1 C error 26 21d 164d 💬 1 [163d]
INFO: rcu detected stall in sys_munmap (2) mm 1 C error 41 25d 169d 💬 7 [49d]
WARNING in alloc_frozen_pages_noprof mm -1 C 390 55d 178d 💬 3 [176d]
KASAN: slab-use-after-free Read in lru_add (2) mm 19 C error 10 11d 186d
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error inconclusive 4 18d 202d 💬 2 [201d]
INFO: rcu detected stall in linkwatch_event (5) net mm 1 syz error error 3 38d 226d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 369 6h55m 231d 💬 1 [193d]
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error error 8 34d 253d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error 54 24d 268d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error error 3 34d 271d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error 14 3h19m 278d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error 7 28d 281d
INFO: task hung in exit_mmap (2) mm 1 C done error 59 11d 288d
kernel BUG in __filemap_add_folio mm fs -1 C done 1621 2h22m 288d PATCH [51d]
BUG: soft lockup in sys_bpf mm 1 C error 110 1d22h 290d
INFO: task hung in page_cache_ra_order fs mm 1 C done 83 23h48m 290d 💬 1 [290d]
INFO: rcu detected stall in clone (7) mm 1 81 9d13h 317d
INFO: task hung in rmap_walk_file mm 1 C error 19 25d 365d
KASAN: slab-use-after-free Read in list_lru_del mm 19 C done done 27 70d 365d 💬 1 [38d]
INFO: rcu detected stall in sys_mkdir (9) mm 1 syz done error 5 31d 378d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 22 10d 399d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 23d 413d
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done error 9 43d 425d 💬 6 [334d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done 50 27d 426d 💬 2 [172d]
possible deadlock in balance_pgdat (2) scsi mm 4 C 4 395d 429d 💬 1 [387d]
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm 1 syz error 85 1d20h 430d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 75 11d 438d 💬 7 [82d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error 51 6d11h 439d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 61 2d08h 439d
BUG: corrupted list in list_lru_add gfs2 mm 19 C inconclusive 398 5d17h 442d PATCH [29d]
kernel BUG in resv_map_release (3) mm -1 C inconclusive 31 17d 452d 💬 1 [452d]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done done 111 16d 454d
INFO: rcu detected stall in brk (2) mm 1 syz 2 401d 464d 💬 8 [463d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 107 17d 465d
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done 44 11d 477d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 74d 479d 💬 1 [478d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 191d 480d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 97 6d11h 484d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 78 22d 492d
INFO: rcu detected stall in vhci_release mm 1 syz done done 12 280d 497d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 201 1d23h 506d PATCH [488d]
INFO: rcu detected stall in sys_execve (6) mm 1 C done 75 4d01h 508d
INFO: rcu detected stall in x64_sys_call mm 1 C error 493 9d09h 515d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 322d 516d 💬 4 [477d]
KMSAN: uninit-value in sw842_compress mm 7 C 105 2d11h 517d 💬 3 [107d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 316d 521d
INFO: task hung in page_cache_ra_unbounded (2) mm fs 1 C done 3651 15d 523d 💬 1 [19d]
INFO: rcu detected stall in kcov_close mm 1 172 6h30m 544d
kernel panic: System is deadlocked on memory (2) mm 2 95 9h09m 544d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 109 21d 545d PATCH [488d]
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive error 77 6d04h 590d PATCH [372d]
INFO: rcu detected stall in addrconf_rs_timer (6) netfilter virt mm 1 syz error error 658 1d23h 616d
WARNING in shmem_evict_inode (3) mm -1 64 7d18h 623d
INFO: rcu detected stall in sendmsg (4) mm 1 C error 62 13d 624d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error 340 22d 626d
INFO: rcu detected stall in validate_mm (3) mm 1 C error error 38 44d 636d 💬 5 [578d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 567d 674d 💬 2 [554d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 375 22h24m 680d 💬 10 [227d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 61d 717d
BUG: soft lockup in pipe_read fs mm 1 syz 5 367d 744d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 680 6h05m 759d
INFO: rcu detected stall in sys_recvmmsg (3) mm 1 230 3d08h 781d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 192 5d14h 800d 💬 6 [795d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 534d 816d
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 576d 856d PATCH [197d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 486 29d 884d 💬 4 [114d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 529 3d03h 888d
INFO: rcu detected stall in sys_unlink (3) mm 1 C error 347 10h37m 908d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 895 12h27m 1020d 💬 6 [19d]
possible deadlock in filemap_fault mm 4 C done 3025 11h22m 1191d 💬 4 [19d]
INFO: rcu detected stall in sys_newfstatat (4) mm 1 C error 509 10d 1201d 💬 1 [51d]
memory leak in xas_create mm 3 C 33 3d05h 1309d PATCH [74d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25862 9d01h 1414d 💬 2 [19d]
INFO: task hung in do_read_cache_folio block mm kasan 1 C error error 179 959d 1461d 💬 3 [947d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1636d 1988d
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1305d 2203d 💬 2 [2097d]
moderation (48) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in copy_mm / dup_mmap (3) mm 6 1 5d16h 5d16h
KCSAN: data-race in copy_mm / mas_wmb_replace mm race:benign 6 1 14d 14d
KCSAN: data-race in __se_sys_mremap / vms_complete_munmap_vmas mm race:benign 6 1 14d 14d
KCSAN: data-race in copy_mm / lru_gen_del_mm mm 6 2 8d03h 19d
KCSAN: data-race in shmem_fallocate / shmem_writeout mm 6 10 3d17h 20d
KCSAN: data-race in _copy_to_iter / copy_folio_from_iter_atomic (3) mm 6 1 22d 22d
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (9) mm cgroups 6 1 28d 28d
KCSAN: data-race in begin_new_exec / cgroup_task_dead fs mm 6 1 29d 29d
KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) mm 19 3 18d 39d
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (8) fs mm 6 2 39d 40d
KCSAN: data-race in __se_sys_mremap / vma_complete mm 6 2 30d 40d
KCSAN: data-race in copy_mm / vma_complete (3) mm 6 3 20d 43d
BUG: Bad page map (9) mm -1 1 52d 48d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (10) mm 6 3 14d 55d
KCSAN: data-race in copy_process / memcpy_and_pad (2) mm 6 3 13d 58d
KCSAN: data-race in folios_put_refs / need_mlock_drain (3) mm 6 4 27d 62d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (3) fs mm 6 4 54d 65d
KCSAN: data-race in mlock_folio / need_mlock_drain (9) mm 6 4 12d 88d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 6 21d 92d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) fs mm 6 7 16d 133d
KCSAN: data-race in _copy_to_iter / _copy_to_iter mm 6 7 32d 139d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 17 2d06h 146d
KCSAN: data-race in __set_task_comm / strlen mm fs 6 8 13d 150d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) mm ext4 6 14 40d 155d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) mm 6 20 3d08h 198d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) mm fs 6 12 24d 230d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic mm ext4 6 104 2d11h 247d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 112 10h41m 286d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 321 1d03h 287d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 6 14 51d 298d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 129 11h36m 313d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 125 23h45m 442d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 436 12h43m 444d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 6 855 5h44m 445d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 107 1d01h 478d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 171 10d 582d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 175 14h23m 582d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 124 2d11h 584d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 6 815 1h20m 641d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 84 18h26m 667d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 190 8d08h 670d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read race:benign mm 6 2387 14h20m 791d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 6 949 18h48m 1492d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1721 14h53m 1515d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 5078 13h29m 1686d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1631 5d06h 1961d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4117 6d14h 2250d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2478 8h39m 2256d