syzbot

 sign-in | mailing list | source | docs
🐞 Open [1456]
≡ Subsystems
🐞 Fixed [6881]
🐞 Invalid [17873]
⬇ 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
kernel BUG in hpage_collapse_scan_file (2) mm -1 C error 3068 now 7h27m
WARNING in unlink_anon_vmas (2) mm -1 C 5 7d22h 7d02h PATCH [6d21h]
WARNING in memcg1_swapout cgroups mm -1 C error 24 11d 8d00h 💬 8 [3d16h]
KASAN: slab-use-after-free Read in lookup_object_or_alloc (3) virt mm 19 10 3d10h 9d13h PATCH [5d13h]
KCSAN: data-race in __anon_vma_prepare / __vmf_anon_prepare race:harmful mm 6 3 46d 10d 💬 9 [9d18h]
WARNING in xfs_buf_alloc mm -1 1 20d 16d
INFO: rcu detected stall in __mmap_complete mm 1 syz error 6 22d 20d
possible deadlock in flush_end_io fs mm 4 339 2h48m 26d
KMSAN: uninit-value in __sigqueue_free cgroups mm 7 1 31d 27d
KMSAN: uninit-value in swap_writeout mm 7 5 5d01h 33d PATCH [18d]
INFO: rcu detected stall in sys_io_uring_enter (3) mm 1 38 7d00h 36d
INFO: rcu detected stall in sys_signalfd4 (2) cgroups mm 1 syz 1 40d 38d
INFO: rcu detected stall in finish_dput mm 1 C error 138 5d16h 41d
WARNING in shrink_lruvec mm -1 1 50d 46d PATCH [37d]
BUG: sleeping function called from invalid context in kvm_mmu_notifier_invalidate_range_start mm 5 2 49d 48d
general protection fault in lru_gen_test_recent (2) mm 2 C 10 16d 49d PATCH [13d]
WARNING in update_rq_clock sound mm ext4 -1 16 7d11h 50d
WARNING in sched_mm_cid_fork fs mm -1 C error 329 5d01h 53d PATCH [31d]
INFO: rcu detected stall in call_usermodehelper_exec_async (4) mm 1 C error 8 25d 58d
kernel BUG in qlist_free_all (3) mm -1 1 67d 63d
WARNING in __page_table_check_ptes_set (3) mm -1 3 54d 72d
general protection fault in __rt_mutex_slowlock_locked mm 2 5 18d 74d
WARNING in swap_cache_get_folio mm -1 6 74d 74d PATCH [49d]
possible deadlock in __hugetlb_zap_begin mm 4 1 80d 76d PATCH [76d]
INFO: rcu detected stall in rescuer_thread (2) net mm 1 syz error inconclusive 3 79d 79d
WARNING in lock_list_lru_of_memcg (2) mm -1 3 52d 80d 💬 2 [80d]
kernel BUG in filemap_fault (3) mm -1 C error 13 5d14h 87d
INFO: rcu detected stall in sys_symlink (6) mm 1 C error inconclusive 5 13d 89d
INFO: rcu detected stall in shmem_file_write_iter (3) mm 1 69 7d14h 95d
general protection fault in call_timer_fn (2) no-reminders mm 19 9 19h20m 102d
INFO: task hung in migrate_pages_batch (4) mm 1 74 2d03h 102d
possible deadlock in hugetlb_vma_lock_read mm 4 4 41d 107d
WARNING in path_noexec (2) mm fs -1 C error 14639 3h15m 116d PATCH [106d]
WARNING in ext4_mb_load_buddy_gfp ext4 mm -1 C 7 36d 132d PATCH [122d]
KMSAN: uninit-value in __run_timer_base (2) mm 8 8 24d 136d PATCH [134d]
INFO: rcu detected stall in sys_madvise (2) mm 1 39 4d17h 147d
INFO: task hung in writeback_iter (3) fs mm 1 C error 14 11d 150d PATCH [4d07h]
WARNING in __alloc_skb (4) mm -1 C 7 35d 150d PATCH [126d]
INFO: rcu detected stall in sys_mount (8) mm 1 C error 26 8d00h 150d 💬 1 [150d]
BUG: soft lockup in dev_ioctl (2) mm 1 6 86d 155d
INFO: rcu detected stall in sys_munmap (2) mm 1 C error 41 11d 156d 💬 7 [36d]
WARNING in alloc_frozen_pages_noprof mm -1 C 390 41d 165d 💬 3 [162d]
KASAN: slab-use-after-free Read in lru_add (2) mm 19 C error 10 12d 173d
INFO: rcu detected stall in devtmpfsd (3) mm 1 C error inconclusive 4 5d02h 188d 💬 2 [188d]
INFO: rcu detected stall in linkwatch_event (5) net mm 1 syz error 3 25d 213d
INFO: rcu detected stall in exit_to_user_mode_loop mm 1 C error 359 8h50m 217d 💬 1 [180d]
INFO: rcu detected stall in vm_area_alloc (6) mm 1 syz error 8 20d 240d
INFO: rcu detected stall in vms_gather_munmap_vmas mm 1 syz error 54 11d 255d
INFO: rcu detected stall in ext4_end_io_rsv_work (3) mm ext4 1 C error 3 20d 258d
INFO: rcu detected stall in wg_packet_handshake_receive_worker (3) mm 1 syz error 12 9d04h 265d
INFO: rcu detected stall in nsim_fib_event_work mm 1 C error 7 14d 268d
INFO: task hung in exit_mmap (2) mm 1 C done error 59 12d 275d
kernel BUG in __filemap_add_folio mm fs -1 C done 1588 11h23m 275d PATCH [38d]
BUG: soft lockup in sys_bpf mm 1 C error 109 5d17h 277d
INFO: task hung in page_cache_ra_order fs mm 1 C done 81 7d20h 277d 💬 1 [277d]
INFO: rcu detected stall in clone (7) mm 1 79 4d13h 304d
INFO: task hung in rmap_walk_file mm 1 C error 19 11d 352d
KASAN: slab-use-after-free Read in list_lru_del mm 19 C done done 27 57d 352d 💬 1 [25d]
INFO: rcu detected stall in sys_mkdir (9) mm 1 syz done 5 17d 365d
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 21 80d 386d
INFO: task hung in hugetlbfs_zero_partial_page fs mm 1 syz done 3 10d 399d
WARNING in __folio_rmap_sanity_checks (2) xfs mm -1 C inconclusive 17 97d 410d 💬 26 [243d]
INFO: rcu detected stall in mas_preallocate (2) mm 1 syz done error 9 30d 412d 💬 6 [321d]
INFO: rcu detected stall in sys_umount (3) mm 1 C done 50 14d 413d 💬 2 [159d]
possible deadlock in balance_pgdat (2) scsi mm 4 C 4 382d 416d 💬 1 [373d]
possible deadlock in lock_mm_and_find_vma (3) mm ntfs3 4 11 93d 417d
INFO: rcu detected stall in sys_symlinkat (5) tomoyo mm 1 syz error 83 6d13h 417d
KASAN: slab-use-after-free Read in folio_evictable (3) gfs2 mm 19 C 75 12d 425d 💬 7 [69d]
INFO: rcu detected stall in sys_mmap (3) mm 1 C error 50 8d08h 425d
INFO: rcu detected stall in sys_setsockopt (4) mm 1 C done inconclusive 60 6d17h 426d
BUG: corrupted list in list_lru_add gfs2 mm 19 C inconclusive 380 2h19m 428d PATCH [16d]
kernel BUG in resv_map_release (3) mm -1 C inconclusive 31 4d01h 439d 💬 1 [438d]
INFO: rcu detected stall in sys_pipe2 (2) mm 1 syz done done 111 2d22h 440d
INFO: rcu detected stall in brk (2) mm 1 syz 2 388d 450d 💬 8 [449d]
INFO: rcu detected stall in kthreadd (2) mm 1 C unreliable 107 4d00h 452d
INFO: rcu detected stall in sys_readlink (5) kernfs mm 1 syz done 43 9d17h 463d
INFO: rcu detected stall in seq_read_iter (2) mm 1 C inconclusive error 9 61d 465d 💬 1 [464d]
WARNING: ODEBUG bug in __folio_put (2) usb mm -1 syz 28 178d 466d
INFO: rcu detected stall in sys_mprotect (8) mm 1 syz done 96 17d 471d
INFO: rcu detected stall in kjournald2 (2) mm 1 C error error 78 8d23h 479d
INFO: rcu detected stall in vhci_release mm 1 syz done done 12 266d 483d
INFO: rcu detected stall in shmem_fault (6) mm 1 C 199 6d09h 492d PATCH [474d]
INFO: rcu detected stall in sys_execve (6) mm 1 C done 74 7d10h 494d
INFO: rcu detected stall in x64_sys_call mm 1 C error 491 3d03h 502d
BUG: corrupted list in add_to_unbuddied mm 8 syz 43 309d 503d 💬 4 [464d]
KMSAN: uninit-value in sw842_compress mm 7 C 101 7d06h 504d 💬 3 [94d]
kernel BUG in z3fold_page_migrate mm -1 syz 354 302d 508d
INFO: task hung in page_cache_ra_unbounded (2) mm fs 1 C done 3651 2d11h 510d 💬 1 [6d01h]
INFO: rcu detected stall in kcov_close mm 1 170 22h21m 530d
kernel panic: System is deadlocked on memory (2) mm 2 91 1h59m 530d
INFO: rcu detected stall in vm_mmap_pgoff mm 1 109 7d22h 532d PATCH [474d]
WARNING in drm_mode_create_lease_ioctl mm -1 C inconclusive error 77 30d 577d PATCH [358d]
INFO: rcu detected stall in addrconf_rs_timer (6) netfilter virt mm 1 syz error error 650 1d07h 602d
WARNING in shmem_evict_inode (3) mm -1 63 5d19h 610d
INFO: rcu detected stall in sendmsg (4) mm 1 C error 61 7d04h 611d
INFO: rcu detected stall in sys_sendto (7) mm 1 C error 340 8d23h 613d
INFO: rcu detected stall in validate_mm (3) mm 1 C error error 38 30d 623d 💬 5 [565d]
inconsistent lock state in __mmap_lock_do_trace_acquire_returned mm 4 C error inconclusive 498 554d 661d 💬 2 [540d]
INFO: rcu detected stall in sys_clone (8) mm 1 C error 373 5d19h 667d 💬 10 [213d]
INFO: rcu detected stall in sys_syslog (2) mm 1 C error error 43 48d 704d
BUG: soft lockup in pipe_read fs mm 1 syz 5 353d 731d
INFO: task hung in _vm_unmap_aliases (3) mm 1 C 674 4d16h 746d
INFO: rcu detected stall in sys_recvmmsg (3) mm 1 226 8d01h 768d
INFO: rcu detected stall in sys_socket (10) mm 1 C done 188 6d13h 786d 💬 6 [782d]
BUG: spinlock recursion in try_to_wake_up mm crypto 4 C 9 521d 803d
BUG: unable to handle kernel NULL pointer dereference in __kmap_local_page_prot mm 10 C 138 563d 843d PATCH [183d]
kernel BUG in filemap_unaccount_folio mm -1 C done error 486 15d 871d 💬 4 [101d]
INFO: rcu detected stall in sys_openat (3) mm 1 C error 527 4d00h 874d
INFO: rcu detected stall in sys_unlink (3) mm 1 C error 341 6d10h 895d
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 876 17h06m 1007d 💬 6 [6d01h]
possible deadlock in filemap_fault mm 4 C done 3021 1d17h 1178d 💬 4 [6d01h]
INFO: rcu detected stall in sys_newfstatat (4) mm 1 C error 509 10d 1188d 💬 1 [37d]
memory leak in xas_create mm 3 C 31 8d13h 1296d PATCH [61d]
WARNING in ext4_dirty_folio mm -1 C inconclusive done 25861 3d03h 1400d 💬 2 [6d01h]
INFO: task hung in do_read_cache_folio block mm kasan 1 C error error 179 946d 1448d 💬 3 [933d]
INFO: task can't die in wait_on_page_bit_common fs mm 1 C done 5 1622d 1975d
INFO: task hung in do_read_cache_page (3) fs mm 1 C done inconclusive 88 1292d 2190d 💬 2 [2083d]
moderation (50) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in copy_mm / mas_wmb_replace mm race:benign 6 1 1d02h 1d02h
KCSAN: data-race in __se_sys_mremap / vms_complete_munmap_vmas mm race:benign 6 1 1d14h 1d14h
KCSAN: data-race in copy_mm / lru_gen_del_mm mm 6 1 6d15h 6d15h
KCSAN: data-race in shmem_fallocate / shmem_writeout mm 6 5 4d01h 7d17h
KCSAN: data-race in _copy_to_iter / copy_folio_from_iter_atomic (3) mm 6 1 9d08h 9d08h
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (9) mm cgroups 6 1 15d 15d
KCSAN: data-race in begin_new_exec / cgroup_task_dead fs mm 6 1 16d 16d
KASAN: use-after-free Read in copy_folio_from_iter_atomic (2) mm 19 3 5d01h 26d
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (8) fs mm 6 2 25d 27d
KCSAN: data-race in __se_sys_mremap / vma_complete mm 6 2 16d 27d
KCSAN: data-race in copy_mm / vma_complete (3) mm 6 3 7d08h 30d
BUG: Bad page map (9) mm -1 1 39d 35d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (10) mm 6 3 19h25m 42d
KCSAN: data-race in copy_process / memcpy_and_pad (2) mm 6 3 15h28m 44d
KCSAN: data-race in copy_fs / free_bprm (2) fs mm 6 1 47d 47d
KCSAN: data-race in folios_put_refs / need_mlock_drain (3) mm 6 4 14d 49d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (3) fs mm 6 4 41d 52d
KCSAN: data-race in filemap_read_folio / filemap_read_folio (3) mm 6 1 55d 55d
KCSAN: data-race in mlock_folio / need_mlock_drain (9) mm 6 3 6d11h 75d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 6 8d04h 79d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (8) fs mm 6 7 3d13h 120d
KCSAN: data-race in _copy_to_iter / _copy_to_iter mm 6 7 19d 126d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 14 5d07h 132d
KCSAN: data-race in __set_task_comm / strlen mm fs 6 7 20h07m 137d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) mm ext4 6 14 27d 142d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) mm 6 17 2d03h 185d
KCSAN: data-race in munlock_folio / need_mlock_drain (7) mm 6 5 47d 196d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (10) mm fs 6 12 10d 216d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic mm ext4 6 91 5h39m 234d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 109 1d08h 273d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 297 4h41m 274d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 6 14 37d 285d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 109 1d03h 299d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 120 4d03h 429d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 419 1d10h 431d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 6 829 1d09h 432d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 103 15h29m 465d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 168 7h40m 568d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 169 5d20h 569d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 122 13d 571d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 6 795 2h35m 628d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 83 17d 654d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 188 1d22h 657d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read race:benign mm 6 2351 8h08m 778d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 6 944 22h00m 1479d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1696 5h06m 1502d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 6 5051 8h58m 1673d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1624 5h40m 1948d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 6 4116 4d02h 2237d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2446 5h41m 2243d