syzbot

 sign-in | mailing list | source | docs
🐞 Open [1574]
≡ Subsystems
🐞 Fixed [6346]
🐞 Invalid [16183]
⬇ Missing Backports [193]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

kernel subsystem


List(s): linux-kernel@vger.kernel.org
Fixed bugs: 348
Child subsystems: acpi (0) arch (0) arm (3) arm-msm (1) audit (3) block (49) bluetooth (43) bpf (30) can (6) ceph (0) cgroups (10) crypto (4) cxl (0) dri (21) edac (1) efi (1) fs (129) gpio (1) hardening (0) hwmon (1) i2c (2) ide (0) input (20) integrity (4) io-uring (5) iommu (2) kasan (2) keyrings (2) kvm (3) kvm-x86 (4) lsm (7) media (23) mm (173) modules (2) mtd (1) net (156) nfc (5) nvdimm (0) pci (1) perf (5) pm (5) raid (0) rcu (2) rdma (10) riscv (1) rtc (1) s390 (0) scsi (6) selinux (5) serial (32) sound (3) spi (0) trace (15) usb (94) virt (3)
open (51):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
general protection fault in __cpa_flush_tlb kernel syz error 16 9h44m 1d00h 💬 1 [6h58m]
KASAN: slab-use-after-free Write in flush_tlb_func kernel syz done 1289 13m 1d01h PATCH [1h51m]
possible deadlock in worker_thread (2) kernel 1 14d 10d
KMSAN: uninit-value in flush_tlb_mm_range kernel 1 17d 13d
BUG: unable to handle kernel paging request in netdev_unregister_kobject kernel 1 17d 13d
KMSAN: kernel-infoleak in vmci_host_unlocked_ioctl (3) kernel C 8 10d 13d PATCH [7h50m]
WARNING: refcount bug in delayed_put_task_struct kernel syz 3 15d 15d
INFO: task hung in futex_hash_allocate kernel C 2 10d 23d
possible deadlock in static_key_slow_inc (4) kernel C 27 6d03h 31d
KASAN: slab-out-of-bounds Read in __futex_pivot_hash kernel C 125 4d04h 31d PATCH [31d]
possible deadlock in start_poll_synchronize_rcu_expedited kernel syz done 289 20d 38d
KCSAN: data-race in copy_mm / percpu_counter_destroy_many kernel 6 9d09h 52d 💬 2 [51d]
linux-next test error: kernel BUG in init_IRQ kernel 6 50d 55d
KASAN: slab-use-after-free Read in usb_put_dev kernel 1 70d 66d
INFO: task hung in devtmpfs_submit_req (2) kernel syz error error 69 68d 70d
net test error: UBSAN: negation-overflow in corrupted kernel 2 70d 70d 💬 1 [70d]
WARNING in flush_cpu_slab (3) kernel 1 78d 74d
KMSAN: uninit-value in timerqueue_del kernel 1 98d 98d PATCH [88d]
INFO: rcu detected stall in kthread_worker_fn (2) kernel syz done 6 21d 112d
INFO: task hung in __fput kernel syz done 1 11d 128d
INFO: task hung in hci_dev_open (2) kernel syz done 3 23h23m 137d
INFO: task hung in remove_one kernel syz 46 3d10h 178d
INFO: rcu detected stall in try_check_zero (5) kernel syz error 2 1d18h 182d
WARNING: refcount bug in device_move kernel 88 18h21m 217d
WARNING: refcount bug in bnep_session kernel 95 3d06h 218d
BUG: unable to handle kernel NULL pointer dereference in __put_partials (2) kernel 17 24d 219d
KASAN: slab-use-after-free Read in process_scheduled_works kernel 6 32d 219d
general protection fault in bnep_session kernel syz 689 1h28m 221d
KASAN: slab-use-after-free Read in notifier_chain_register kernel C error error 7659 149d 223d PATCH [206d]
general protection fault in device_move kernel syz error 3882 1h41m 224d
INFO: task hung in uevent_show (2) kernel C inconclusive 8325 13d 236d
INFO: rcu detected stall in schedule_timeout (7) kernel syz error error 18 59d 236d
INFO: task hung in worker_thread (5) kernel C done done 45 20d 276d
INFO: task hung in disable_device kernel 594 16h40m 310d 💬 4 [213d]
WARNING in firmware_fallback_sysfs (2) kernel 55 2d20h 327d
INFO: rcu detected stall in sys_futex (7) kernel syz error 86 1d05h 373d
WARNING: locking bug in sched_core_balance kernel C done error 105 103d 376d 💬 1 [182d]
INFO: rcu detected stall in process_one_work (9) kernel C error 17 8d17h 395d
WARNING in signal_wake_up_state kernel C done done 37 315d 540d 💬 6 [283d]
KMSAN: kernel-infoleak-after-free in copy_siginfo_to_user (2) kernel C 3323 3h52m 620d PATCH [550d]
INFO: rcu detected stall in sys_clock_nanosleep (5) kernel C error done 97 4d18h 686d
kernel panic: hung_task: blocked tasks (2) kernel C done 34 9d12h 712d 💬 2 [706d]
INFO: task hung in uhid_char_release kernel C done 467 2d02h 740d 💬 1 [148d]
WARNING in print_bfs_bug (2) kernel C done 288 6d16h 916d 💬 2 [484d]
BUG: MAX_LOCKDEP_CHAINS too low! (3) no-reminders kernel C error 597939 now 1327d PATCH [743d]
possible deadlock in vmci_qp_broker_detach kernel C unreliable error 63 5d08h 1560d 💬 2 [1463d]
INFO: task can't die in corrupted (2) kernel C error error 294 3h39m 1665d
BUG: soft lockup in smp_call_function kernel C done 1559 1d19h 1816d 💬 1 [831d]
INFO: rcu detected stall in sys_clock_settime kernel C done inconclusive 472 19h21m 1816d
INFO: rcu detected stall in sys_clock_adjtime kernel C done inconclusive 134 1d21h 1822d
WARNING in task_participate_group_stop (2) kernel C inconclusive unreliable 21 11d 2621d 💬 1 [2621d]
moderation (29):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in pcpu_balance_workfn / pcpu_nr_pages (2) kernel 1 5d17h 5d17h PATCH [8h47m]
KCSAN: data-race in __mem_cgroup_flush_stats / tick_do_update_jiffies64 (2) kernel 1 14d 14d
WARNING: ODEBUG bug in handle_softirqs kernel 1 18d 14d
KCSAN: data-race in memchr / number (4) kernel 1 16d 16d
KCSAN: data-race in copy_process / memcpy_and_pad kernel 1 21d 21d
BUG: workqueue leaked atomic, lock or RCU: syz.NUM.NUM[NUM] (2) kernel 1 28d 24d
KCSAN: data-race in memcpy_and_pad / release_task kernel 18 11h33m 26d
Internal error in update_curr_se kernel 4 5h06m 35d
kernel panic: corrupted stack end in do_idle (2) kernel 1 39d 35d
WARNING: ODEBUG bug in release_nodes (2) kernel 1 39d 35d
KCSAN: data-race in memcpy_and_pad / rcu_tasks_trace_pregp_step kernel 7 12d 37d
BUG: spinlock bad magic in rfkill_unregister kernel 1 42d 38d
KCSAN: data-race in prepare_kernel_cred / prepare_kernel_cred kernel 3 1d01h 51d
KCSAN: data-race in data_push_tail / symbol_string (10) kernel 1 52d 52d
BUG: corrupted list in pwq_release_workfn kernel 4 44d 58d
BUG: unable to handle kernel paging request in trace_reschedule_entry kernel 1 69d 65d
BUG: unable to handle kernel NULL pointer dereference in alloc_pid kernel 1 80d 76d
BUG: unable to handle kernel NULL pointer dereference in p9_client_prepare_req kernel 1 87d 83d
KCSAN: data-race in free_pid / zap_pid_ns_processes (7) kernel 11 5d20h 116d PATCH [66d]
KCSAN: data-race in hrtimer_interrupt / print_tickdevice (15) kernel 7 27d 144d
KCSAN: data-race in copy_process / free_pid (14) kernel 69 15h08m 180d PATCH [66d]
KCSAN: data-race in dequeue_signal / ptrace_check_attach (11) kernel 18 29d 229d
KCSAN: data-race in mem_cgroup_flush_stats_ratelimited / tick_do_update_jiffies64 (2) kernel 310 1h59m 307d
KCSAN: data-race in print_cpu / tick_nohz_idle_enter (10) kernel 25 42d 417d
KCSAN: data-race in hrtimer_interrupt / print_cpu (5) kernel 247 2d07h 573d
KCSAN: data-race in process_scheduled_works / process_scheduled_works kernel 1902 36d 573d
KCSAN: data-race in wq_worker_tick / wq_worker_tick kernel 403 13h44m 574d
KCSAN: data-race in exit_mm / mm_update_next_owner kernel syz 3548 346d 1824d
KCSAN: data-race in alloc_pid / copy_process (2) kernel 3113 8h11m 1850d PATCH [66d]