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| 🐞 Open [572] 🐞 Fixed [296] 🐞 Invalid [718] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
| Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
|---|---|---|---|---|---|---|---|---|---|
| upstream | INFO: task hung in synchronize_rcu (3) | C | done | done | 354 | 1d16h | 800d | 23/24 | upstream: reported C repro on 2020/07/22 18:22 |
| android-49 | INFO: task hung in synchronize_rcu | 1 | 1036d | 1036d | 0/3 | auto-closed as invalid on 2020/03/28 16:57 | |||
| linux-4.14 | INFO: task hung in synchronize_rcu | C | error | 158 | 20d | 1059d | 0/1 | upstream: reported C repro on 2019/11/07 04:32 | |
| upstream | INFO: task hung in synchronize_rcu | syz | done | 1206 | 1036d | 1062d | 15/24 | fixed on 2019/11/29 15:48 | |
| android-414 | INFO: task hung in synchronize_rcu | 1 | 1054d | 1054d | 0/1 | auto-closed as invalid on 2020/03/10 10:42 | |||
| upstream | INFO: task hung in synchronize_rcu (2) | 8 | 1035d | 1036d | 0/24 | closed as invalid on 2019/11/30 16:54 |
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
INFO: task syz-executor305:8241 blocked for more than 140 seconds.
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
Not tainted 4.19.211-syzkaller #0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
syz-executor305 D28648 8241 8104 0x00000004
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
Call Trace:
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
context_switch kernel/sched/core.c:2828 [inline]
__schedule+0x887/0x2040 kernel/sched/core.c:3517
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
schedule+0x8d/0x1b0 kernel/sched/core.c:3561
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
exp_funnel_lock kernel/rcu/tree_exp.h:320 [inline]
_synchronize_rcu_expedited+0x60c/0x6f0 kernel/rcu/tree_exp.h:667
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
synchronize_rcu_bh_expedited include/linux/rcutree.h:71 [inline]
synchronize_rcu_bh+0xc1/0x160 kernel/rcu/tree.c:3193
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
vhost_net_release+0x13d/0x210 drivers/vhost/net.c:1178
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
__fput+0x2ce/0x890 fs/file_table.c:278
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
task_work_run+0x148/0x1c0 kernel/task_work.c:113
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
tracehook_notify_resume include/linux/tracehook.h:193 [inline]
exit_to_usermode_loop+0x251/0x2a0 arch/x86/entry/common.c:167
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline]
syscall_return_slowpath arch/x86/entry/common.c:271 [inline]
do_syscall_64+0x538/0x620 arch/x86/entry/common.c:296
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
entry_SYSCALL_64_after_hwframe+0x49/0xbe
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
RIP: 0033:0x7f0b55b9b793
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
Code: Bad RIP value.
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
RSP: 002b:00007fff65c9ae98 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007f0b55b9b793
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
RDX: 0000000000000000 RSI: 0000000020001880 RDI: 0000000000000004
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
R10: 0000000004000004 R11: 0000000000000246 R12: 00007fff65c9aed0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
R13: 00007fff65c9aec0 R14: 00007fff65c9aeb0 R15: 0000000000000000
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
INFO: task syz-executor305:8242 blocked for more than 140 seconds.
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
Not tainted 4.19.211-syzkaller #0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
syz-executor305 D28648 8242 8107 0x00000004
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
Call Trace:
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
context_switch kernel/sched/core.c:2828 [inline]
__schedule+0x887/0x2040 kernel/sched/core.c:3517
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
schedule+0x8d/0x1b0 kernel/sched/core.c:3561
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
exp_funnel_lock kernel/rcu/tree_exp.h:320 [inline]
_synchronize_rcu_expedited+0x60c/0x6f0 kernel/rcu/tree_exp.h:667
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
synchronize_rcu_bh_expedited include/linux/rcutree.h:71 [inline]
synchronize_rcu_bh+0xc1/0x160 kernel/rcu/tree.c:3193
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
vhost_net_release+0x13d/0x210 drivers/vhost/net.c:1178
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
__fput+0x2ce/0x890 fs/file_table.c:278
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
task_work_run+0x148/0x1c0 kernel/task_work.c:113
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
tracehook_notify_resume include/linux/tracehook.h:193 [inline]
exit_to_usermode_loop+0x251/0x2a0 arch/x86/entry/common.c:167
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline]
syscall_return_slowpath arch/x86/entry/common.c:271 [inline]
do_syscall_64+0x538/0x620 arch/x86/entry/common.c:296
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
entry_SYSCALL_64_after_hwframe+0x49/0xbe
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
RIP: 0033:0x7f0b55b9b793
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
Code: Bad RIP value.
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
RSP: 002b:00007fff65c9ae98 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007f0b55b9b793
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
RDX: 0000000000000000 RSI: 0000000020001880 RDI: 0000000000000004
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
R10: 0000000004000004 R11: 0000000000000246 R12: 00007fff65c9aed0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
R13: 00007fff65c9aec0 R14: 00007fff65c9aeb0 R15: 0000000000000000
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
INFO: task syz-executor305:8243 blocked for more than 140 seconds.
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
Not tainted 4.19.211-syzkaller #0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
syz-executor305 D28648 8243 8109 0x00000004
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
Call Trace:
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
context_switch kernel/sched/core.c:2828 [inline]
__schedule+0x887/0x2040 kernel/sched/core.c:3517
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
schedule+0x8d/0x1b0 kernel/sched/core.c:3561
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
exp_funnel_lock kernel/rcu/tree_exp.h:320 [inline]
_synchronize_rcu_expedited+0x60c/0x6f0 kernel/rcu/tree_exp.h:667
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
synchronize_rcu_bh_expedited include/linux/rcutree.h:71 [inline]
synchronize_rcu_bh+0xc1/0x160 kernel/rcu/tree.c:3193
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
vhost_net_release+0x13d/0x210 drivers/vhost/net.c:1178
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
__fput+0x2ce/0x890 fs/file_table.c:278
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
task_work_run+0x148/0x1c0 kernel/task_work.c:113
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
tracehook_notify_resume include/linux/tracehook.h:193 [inline]
exit_to_usermode_loop+0x251/0x2a0 arch/x86/entry/common.c:167
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline]
syscall_return_slowpath arch/x86/entry/common.c:271 [inline]
do_syscall_64+0x538/0x620 arch/x86/entry/common.c:296
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
entry_SYSCALL_64_after_hwframe+0x49/0xbe
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
RIP: 0033:0x7f0b55b9b793
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
Code: Bad RIP value.
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
RSP: 002b:00007fff65c9ae98 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007f0b55b9b793
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
RDX: 0000000000000000 RSI: 0000000020001880 RDI: 0000000000000004
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
R10: 0000000004000004 R11: 0000000000000246 R12: 00007fff65c9aed0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
R13: 00007fff65c9aec0 R14: 00007fff65c9aeb0 R15: 0000000000000000
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
Showing all locks held in the system:
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
1 lock held by khungtaskd/1570:
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
#0: 000000003458d367 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
6 locks held by kworker/1:2/3460:
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
1 lock held by in:imklog/7798:
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
1 lock held by syz-executor305/8231:
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
#0: 00000000dd4d0d64 (rcu_sched_state.exp_mutex){+.+.}, at: exp_funnel_lock kernel/rcu/tree_exp.h:329 [inline]
#0: 00000000dd4d0d64 (rcu_sched_state.exp_mutex){+.+.}, at: _synchronize_rcu_expedited+0x256/0x6f0 kernel/rcu/tree_exp.h:667
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
1 lock held by syz-executor305/8264:
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
#0: 00000000dd4d0d64 (rcu_sched_state.exp_mutex){+.+.}, at: exp_funnel_lock kernel/rcu/tree_exp.h:329 [inline]
#0: 00000000dd4d0d64 (rcu_sched_state.exp_mutex){+.+.}, at: _synchronize_rcu_expedited+0x256/0x6f0 kernel/rcu/tree_exp.h:667
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
=============================================
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
NMI backtrace for cpu 0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
CPU: 0 PID: 1570 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
nmi_cpu_backtrace.cold+0x63/0xa2 lib/nmi_backtrace.c:101
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
nmi_trigger_cpumask_backtrace+0x1a6/0x1f0 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:203 [inline]
watchdog+0x991/0xe60 kernel/hung_task.c:287
kthread+0x33f/0x460 kernel/kthread.c:259
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
Sending NMI from CPU 0 to CPUs 1:
hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0
NMI backtrace for cpu 1
CPU: 1 PID: 3460 Comm: kworker/1:2 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
Workqueue: events uhid_device_add_worker
RIP: 0010:number+0x46c/0xa90 lib/vsprintf.c:505
Code: e0 4c 89 e2 48 be 00 00 00 00 00 fc ff df 48 c1 e8 03 83 e2 07 0f b6 04 30 38 d0 7f 08 84 c0 0f 85 fe 05 00 00 41 c6 04 24 20 <e8> ef 80 72 f9 83 eb 01 31 ff 49 83 c4 01 89 de e8 4f 82 72 f9 83
RSP: 0018:ffff8880a9fd7000 EFLAGS: 00000046
RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff87f00439
RDX: 0000000000000001 RSI: dffffc0000000000 RDI: 0000000000000005
RBP: 0000000000000002 R08: 0000000000000009 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: ffffffff8d202321
R13: 0000000000000003 R14: ffffffffffffffff R15: ffffffff8d202321
FS: 0000000000000000(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6a840051b8 CR3: 00000000a194c000 CR4: 00000000003406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
vsnprintf+0xf07/0x14f0 lib/vsprintf.c:2385
sprintf+0xc0/0x100 lib/vsprintf.c:2521
print_time kernel/printk/printk.c:1264 [inline]
print_prefix+0x265/0x3f0 kernel/printk/printk.c:1287
msg_print_text+0xcd/0x1c0 kernel/printk/printk.c:1314
console_unlock+0x321/0x1110 kernel/printk/printk.c:2434
vprintk_emit+0x2d1/0x740 kernel/printk/printk.c:1965
dev_vprintk_emit+0x2e3/0x640 drivers/base/core.c:3264
dev_printk_emit+0xbb/0xf0 drivers/base/core.c:3275
__dev_printk+0x108/0x260 drivers/base/core.c:3287
_dev_warn+0xd8/0x110 drivers/base/core.c:3331
hid_parser_main+0x65d/0xb60 drivers/hid/hid-core.c:629
hid_open_report+0x355/0x6e0 drivers/hid/hid-core.c:1089
hid_parse include/linux/hid.h:1032 [inline]
hid_generic_probe+0x4a/0x90 drivers/hid/hid-generic.c:66
hid_device_probe+0x29e/0x3d0 drivers/hid/hid-core.c:2105
really_probe+0x622/0xbd0 drivers/base/dd.c:506
driver_probe_device+0x218/0x340 drivers/base/dd.c:667
__device_attach_driver+0x29e/0x370 drivers/base/dd.c:754
bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:464
__device_attach+0x226/0x470 drivers/base/dd.c:822
bus_probe_device+0x1ea/0x2a0 drivers/base/bus.c:524
device_add+0xb37/0x16d0 drivers/base/core.c:2170
hid_add_device+0x344/0x9e0 drivers/hid/hid-core.c:2257
uhid_device_add_worker+0x3a/0x150 drivers/hid/uhid.c:65
process_one_work+0x864/0x1570 kernel/workqueue.c:2153
worker_thread+0x64c/0x1130 kernel/workqueue.c:2296
kthread+0x33f/0x460 kernel/kthread.c:259
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
| Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ci2-linux-4-19 | 2022/09/29 09:17 | linux-4.19.y | 3f8a27f9e27b | a41a2080 | .config | log | report | syz | C | INFO: task hung in synchronize_rcu | |
| ci2-linux-4-19 | 2022/07/18 19:53 | linux-4.19.y | 3f8a27f9e27b | ff988920 | .config | log | report | syz | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/09/29 04:16 | linux-4.19.y | 3f8a27f9e27b | a41a2080 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/09/24 01:12 | linux-4.19.y | 3f8a27f9e27b | 0042f2b4 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/09/20 18:26 | linux-4.19.y | 3f8a27f9e27b | c4b8ccfd | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/08/27 12:17 | linux-4.19.y | 3f8a27f9e27b | 07177916 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/08/16 02:47 | linux-4.19.y | 3f8a27f9e27b | 7a7cb304 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/05/20 06:35 | linux-4.19.y | 3f8a27f9e27b | cb1ac2e7 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/05/13 11:16 | linux-4.19.y | 3f8a27f9e27b | 7ce5a022 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/04/07 10:10 | linux-4.19.y | 3f8a27f9e27b | 53c67432 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/04/02 04:06 | linux-4.19.y | 3f8a27f9e27b | 79a2a8fc | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/03/22 04:13 | linux-4.19.y | 3f8a27f9e27b | e2d91b1d | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/02/26 11:46 | linux-4.19.y | 3f8a27f9e27b | 45a13a73 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/02/15 12:36 | linux-4.19.y | 3f8a27f9e27b | 8b9ca619 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/02/10 21:05 | linux-4.19.y | 3f8a27f9e27b | 0b33604d | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/02/08 16:57 | linux-4.19.y | 3f8a27f9e27b | 0b33604d | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/01/16 09:53 | linux-4.19.y | 3f8a27f9e27b | 723cfaf0 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/01/14 07:48 | linux-4.19.y | 3f8a27f9e27b | b8d780ab | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/01/13 01:44 | linux-4.19.y | 3f8a27f9e27b | 44d1319a | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/01/12 22:50 | linux-4.19.y | 3f8a27f9e27b | 44d1319a | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/01/12 20:36 | linux-4.19.y | 3f8a27f9e27b | 44d1319a | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/01/12 15:06 | linux-4.19.y | 3f8a27f9e27b | 44d1319a | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/01/11 05:23 | linux-4.19.y | 3f8a27f9e27b | ddb0ab8c | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/01/10 09:25 | linux-4.19.y | 3f8a27f9e27b | 2ca0d385 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/01/09 06:14 | linux-4.19.y | 3f8a27f9e27b | 2ca0d385 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/01/09 02:46 | linux-4.19.y | 3f8a27f9e27b | 2ca0d385 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2022/01/07 11:48 | linux-4.19.y | 3f8a27f9e27b | 6acc789a | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/12/30 02:24 | linux-4.19.y | 3f8a27f9e27b | 6cc879d4 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/12/25 22:30 | linux-4.19.y | 3f8a27f9e27b | 6caa12e4 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/12/24 14:55 | linux-4.19.y | 3f8a27f9e27b | 6caa12e4 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/12/24 08:58 | linux-4.19.y | 3f8a27f9e27b | 6caa12e4 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/12/24 05:05 | linux-4.19.y | 3f8a27f9e27b | 6caa12e4 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/12/23 20:09 | linux-4.19.y | 3f8a27f9e27b | 6caa12e4 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/12/21 14:27 | linux-4.19.y | 3f8a27f9e27b | a938f0b8 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/12/19 13:59 | linux-4.19.y | 3f8a27f9e27b | 44068e19 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/12/10 19:53 | linux-4.19.y | 3f8a27f9e27b | fc17c959 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/11/30 02:47 | linux-4.19.y | 3f8a27f9e27b | d0830353 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/11/29 02:06 | linux-4.19.y | 3f8a27f9e27b | 63eeac02 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/11/03 06:02 | linux-4.19.y | 3f8a27f9e27b | 17f3edd2 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/10/25 08:19 | linux-4.19.y | 3f8a27f9e27b | 4f0000ee | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/10/03 12:50 | linux-4.19.y | c2276d585654 | db0f5787 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/09/15 16:43 | linux-4.19.y | b172b44fcb17 | 07e953c1 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/08/19 08:55 | linux-4.19.y | 59456c9cc40c | a2fe1cb5 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/06/22 02:31 | linux-4.19.y | eb575cd5d7f6 | aba2b2fb | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/06/13 09:07 | linux-4.19.y | 9a2dc0e6c531 | 1ba81399 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/06/06 21:47 | linux-4.19.y | 1722257b8ece | 500c2339 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/05/09 15:48 | linux-4.19.y | 3c8c23092588 | bc5434be | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/04/19 02:08 | linux-4.19.y | 2965db2e004c | 7e2b734b | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/03/11 13:59 | linux-4.19.y | 030194a5b292 | c2ca1f2a | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/03/05 01:53 | linux-4.19.y | dfb571610ba3 | f89ed068 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/02/24 07:03 | linux-4.19.y | 2d19be4653f5 | fcc6d71b | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/02/07 12:06 | linux-4.19.y | 811218eceeaa | 2ce644fc | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/02/03 23:12 | linux-4.19.y | 811218eceeaa | 624dad51 | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/02/01 11:17 | linux-4.19.y | 811218eceeaa | fc9fd31e | .config | log | report | info | INFO: task hung in synchronize_rcu | ||
| ci2-linux-4-19 | 2021/01/09 06:20 | linux-4.19.y | 4143d798313f | c104d4a3 | .config | log | report | info | |||
| ci2-linux-4-19 | 2021/01/05 22:37 | linux-4.19.y | 3207316b3bee | b1c228e1 | .config | log | report | info | |||
| ci2-linux-4-19 | 2020/10/15 05:09 | linux-4.19.y | a1b977b49b66 | fc7735a2 | .config | log | report | info | |||
| ci2-linux-4-19 | 2020/10/02 15:04 | linux-4.19.y | b09c34517e1a | 062c9832 | .config | log | report | info | |||
| ci2-linux-4-19 | 2020/08/07 09:10 | linux-4.19.y | 961f830af065 | cb436c69 | .config | log | report | ||||
| ci2-linux-4-19 | 2020/05/10 03:19 | linux-4.19.y | 84920cc7fbe1 | 8742a2b9 | .config | log | report | ||||
| ci2-linux-4-19 | 2020/02/20 18:48 | linux-4.19.y | 4fccc2503536 | 81230308 | .config | log | report | ||||
| ci2-linux-4-19 | 2020/01/19 05:25 | linux-4.19.y | dc4ba5be1bab | bc8bc756 | .config | log | report | ||||
| ci2-linux-4-19 | 2020/01/16 02:28 | linux-4.19.y | db5b9190ff82 | f9b69507 | .config | log | report | ||||
| ci2-linux-4-19 | 2019/12/30 11:25 | linux-4.19.y | 672481c2deff | af6b8ef8 | .config | log | report | ||||
| ci2-linux-4-19 | 2019/12/14 10:56 | linux-4.19.y | 312017a460d5 | eef6e580 | .config | log | report | ||||
| ci2-linux-4-19 | 2019/12/05 23:21 | linux-4.19.y | fb683b5e3f53 | 9fd5a512 | .config | log | report | ||||
| ci2-linux-4-19 | 2019/11/08 20:26 | linux-4.19.y | 5ee93551c703 | 1e35461e | .config | log | report |