======================================
| [   19.360029][  T385] RCU nest depth: 0, expected: 0
| [   19.360199][  T385] 2 locks held by tc/385:
| [ 19.360324][ T385] #0: ffffffff8cfe7e88 (rtnl_mutex){+.+.}-{4:4}, at: tc_new_tfilter (net/sched/cls_api.c:2261)
| [ 19.360642][ T385] #1: ffff888002967a10 (&tp->lock){+.+.}-{3:3}, at: tc_new_tfilter (net/sched/cls_api.c:2383)
[   19.361212][  T385] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.361418][  T385] Call Trace:
[   19.361552][  T385]  <TASK>
[ 19.361646][ T385] dump_stack_lvl (lib/dump_stack.c:123)
[ 19.361817][ T385] __might_resched (kernel/sched/core.c:8759)
[ 19.361986][ T385] ? tc_new_tfilter (net/sched/cls_api.c:2383)
[ 19.362156][ T385] cpus_read_lock (./include/linux/kernel.h:73 ./include/linux/percpu-rwsem.h:49 kernel/cpu.c:490)
[ 19.362320][ T385] static_key_slow_inc (kernel/jump_label.c:191)
[ 19.362488][ T385] tc_new_tfilter (net/sched/cls_api.c:2385)
[ 19.362661][ T385] ? mark_lock (kernel/locking/lockdep.c:4727 (discriminator 3))
[ 19.362787][ T385] ? __pfx_tc_new_tfilter (net/sched/cls_api.c:2186)
[ 19.362978][ T385] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 19.363172][ T385] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6912)
[ 19.363342][ T385] ? __pfx_tc_new_tfilter (net/sched/cls_api.c:2186)
[ 19.363509][ T385] rtnetlink_rcv_msg (net/core/rtnetlink.c:6914)
[ 19.363791][ T385] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6817)
[ 19.363954][ T385] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228)
[ 19.364116][ T385] ? mark_lock (kernel/locking/lockdep.c:4727 (discriminator 3))
[ 19.364247][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5226)
[ 19.364415][ T385] netlink_rcv_skb (net/netlink/af_netlink.c:2543)
[ 19.364583][ T385] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6817)
[ 19.364748][ T385] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2520)
[ 19.364928][ T385] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340)
[ 19.365094][ T385] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333)
[ 19.365261][ T385] netlink_unicast (net/netlink/af_netlink.c:1322 net/netlink/af_netlink.c:1348)
[ 19.365429][ T385] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1333)
[ 19.365594][ T385] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 19.365770][ T385] netlink_sendmsg (net/netlink/af_netlink.c:1892)
[ 19.365937][ T385] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1811)
[ 19.366112][ T385] ____sys_sendmsg (net/socket.c:713 net/socket.c:728 net/socket.c:2568)
[ 19.366278][ T385] ? __pfx_____sys_sendmsg (net/socket.c:2514)
[ 19.366441][ T385] ? __pfx_copy_msghdr_from_user (net/socket.c:2494)
[ 19.366659][ T385] ___sys_sendmsg (net/socket.c:2624)
[ 19.366833][ T385] ? __debug_check_no_obj_freed (lib/debugobjects.c:1110)
[ 19.367041][ T385] ? __pfx____sys_sendmsg (net/socket.c:2611)
[ 19.367208][ T385] ? __pfx___debug_check_no_obj_freed (lib/debugobjects.c:1070)
[ 19.367406][ T385] ? __pfx_free_object_rcu (mm/kmemleak.c:514)
[ 19.367574][ T385] ? trace_rcu_segcb_stats (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/cpumask.h:570 ./include/linux/cpumask.h:1117 ./include/trace/events/rcu.h:537)
[ 19.367750][ T385] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 19.367958][ T385] ? kmem_cache_free (mm/slub.c:4613 mm/slub.c:4715)
[ 19.368121][ T385] ? do_sys_openat2 (fs/open.c:1405)
[ 19.368287][ T385] ? do_sys_openat2 (fs/open.c:1411)
[ 19.368457][ T385] ? do_sys_openat2 (fs/open.c:1411)
[ 19.368625][ T385] __sys_sendmsg (net/socket.c:2654)
[ 19.368786][ T385] ? __pfx___sys_sendmsg (net/socket.c:2639)
[ 19.368979][ T385] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 19.369144][ T385] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   19.369345][  T385] RIP: 0033:0x7f1e660609a7
[ 19.369530][ T385] Code: Unable to access opcode bytes at 0x7f1e6606097d.

Code starting with the faulting instruction
===========================================
[   19.369738][  T385] RSP: 002b:00007ffee9a9d4a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   19.369983][  T385] RAX: ffffffffffffffda RBX: 000000000047dbc0 RCX: 00007f1e660609a7
[   19.370228][  T385] RDX: 0000000000000000 RSI: 00007ffee9a9d510 RDI: 0000000000000005
[   19.370472][  T385] RBP: 0000000000000081 R08: 0000000000000000 R09: 0000000000000000
[   19.370720][  T385] R10: 00007f1e65f19708 R11: 0000000000000246 R12: 0000000000000000
[   19.370962][  T385] R13: 000000006785897d R14: 0000000000483b60 R15: 00007ffee9aa3986
| [ 19.373066][ T385] #1: ffff888002967a10 (&tp->lock){+.+.}-{3:3}, at: tc_new_tfilter (net/sched/cls_api.c:2383)
| [ 19.373304][ T385] #2: ffffffff8c5ddcd0 (cpu_hotplug_lock){++++}-{0:0}, at: static_key_slow_inc (kernel/jump_label.c:191)
| [   19.373546][  T385] stack backtrace:
| [   19.373880][  T385] Tainted: [W]=WARN
[   19.373982][  T385] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.374149][  T385] Call Trace:
[   19.374252][  T385]  <TASK>
[ 19.374321][ T385] dump_stack_lvl (lib/dump_stack.c:123)
[ 19.374461][ T385] __lock_acquire (kernel/locking/lockdep.c:4828 kernel/locking/lockdep.c:4898 kernel/locking/lockdep.c:5176)
[ 19.374599][ T385] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5851)
[ 19.374734][ T385] ? static_key_slow_inc_cpuslocked (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:1195 kernel/jump_label.c:167 kernel/jump_label.c:151)
[ 19.374903][ T385] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 19.375038][ T385] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 19.375173][ T385] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 19.375307][ T385] ? static_key_slow_inc_cpuslocked (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:1195 kernel/jump_label.c:167 kernel/jump_label.c:151)
[ 19.375478][ T385] __mutex_lock (kernel/locking/mutex.c:587 kernel/locking/mutex.c:735)
[ 19.375617][ T385] ? static_key_slow_inc_cpuslocked (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:1195 kernel/jump_label.c:167 kernel/jump_label.c:151)
[ 19.375789][ T385] ? static_key_slow_inc_cpuslocked (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:1195 kernel/jump_label.c:167 kernel/jump_label.c:151)
[ 19.375954][ T385] ? __pfx___mutex_lock (kernel/locking/mutex.c:734)
[ 19.376087][ T385] ? static_key_slow_inc (kernel/jump_label.c:191)
[ 19.376223][ T385] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 19.376359][ T385] ? static_key_fast_inc_not_disabled (./arch/x86/include/asm/atomic.h:23 (discriminator 3) ./include/linux/atomic/atomic-arch-fallback.h:457 (discriminator 3) ./include/linux/atomic/atomic-instrumented.h:33 (discriminator 3) kernel/jump_label.c:141 (discriminator 3))
[ 19.376526][ T385] ? __pfx_static_key_fast_inc_not_disabled (kernel/jump_label.c:128)
[ 19.376697][ T385] ? static_key_slow_inc_cpuslocked (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:1195 kernel/jump_label.c:167 kernel/jump_label.c:151)
[ 19.376864][ T385] static_key_slow_inc_cpuslocked (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:1195 kernel/jump_label.c:167 kernel/jump_label.c:151)
[ 19.377031][ T385] static_key_slow_inc (kernel/jump_label.c:191)
[ 19.377165][ T385] tc_new_tfilter (net/sched/cls_api.c:2385)
[ 19.377301][ T385] ? mark_lock (kernel/locking/lockdep.c:4727 (discriminator 3))
[ 19.377404][ T385] ? __pfx_tc_new_tfilter (net/sched/cls_api.c:2186)
[ 19.377549][ T385] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 19.377688][ T385] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6912)
[ 19.377823][ T385] ? __pfx_tc_new_tfilter (net/sched/cls_api.c:2186)
[ 19.377959][ T385] rtnetlink_rcv_msg (net/core/rtnetlink.c:6914)
[ 19.378099][ T385] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6817)
[ 19.378232][ T385] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228)
[ 19.378364][ T385] ? mark_lock (kernel/locking/lockdep.c:4727 (discriminator 3))
[ 19.378470][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5226)
[ 19.378608][ T385] netlink_rcv_skb (net/netlink/af_netlink.c:2543)
[ 19.378741][ T385] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6817)
[ 19.378884][ T385] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2520)
[ 19.379030][ T385] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340)
[ 19.379167][ T385] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333)
[ 19.379303][ T385] netlink_unicast (net/netlink/af_netlink.c:1322 net/netlink/af_netlink.c:1348)
[ 19.379439][ T385] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1333)
[ 19.379578][ T385] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 19.379716][ T385] netlink_sendmsg (net/netlink/af_netlink.c:1892)
[ 19.379851][ T385] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1811)
[ 19.379988][ T385] ____sys_sendmsg (net/socket.c:713 net/socket.c:728 net/socket.c:2568)
[ 19.380125][ T385] ? __pfx_____sys_sendmsg (net/socket.c:2514)
[ 19.380258][ T385] ? __pfx_copy_msghdr_from_user (net/socket.c:2494)
[ 19.380428][ T385] ___sys_sendmsg (net/socket.c:2624)
[ 19.380566][ T385] ? __debug_check_no_obj_freed (lib/debugobjects.c:1110)
[ 19.380735][ T385] ? __pfx____sys_sendmsg (net/socket.c:2611)
[ 19.380871][ T385] ? __pfx___debug_check_no_obj_freed (lib/debugobjects.c:1070)
[ 19.381037][ T385] ? __pfx_free_object_rcu (mm/kmemleak.c:514)
[ 19.381172][ T385] ? trace_rcu_segcb_stats (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/cpumask.h:570 ./include/linux/cpumask.h:1117 ./include/trace/events/rcu.h:537)
[ 19.381313][ T385] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 19.381487][ T385] ? kmem_cache_free (mm/slub.c:4613 mm/slub.c:4715)
[ 19.381621][ T385] ? do_sys_openat2 (fs/open.c:1405)
[ 19.381755][ T385] ? do_sys_openat2 (fs/open.c:1411)
[ 19.381887][ T385] ? do_sys_openat2 (fs/open.c:1411)
[ 19.382020][ T385] __sys_sendmsg (net/socket.c:2654)
[ 19.382152][ T385] ? __pfx___sys_sendmsg (net/socket.c:2639)
[ 19.382290][ T385] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 19.382422][ T385] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   19.382592][  T385] RIP: 0033:0x7f1e660609a7
[ 19.382733][ T385] Code: Unable to access opcode bytes at 0x7f1e6606097d.

Code starting with the faulting instruction
===========================================
[   19.382906][  T385] RSP: 002b:00007ffee9a9d4a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   19.383106][  T385] RAX: ffffffffffffffda RBX: 000000000047dbc0 RCX: 00007f1e660609a7
[   19.383311][  T385] RDX: 0000000000000000 RSI: 00007ffee9a9d510 RDI: 0000000000000005
[   19.383519][  T385] RBP: 0000000000000081 R08: 0000000000000000 R09: 0000000000000000
[   19.383717][  T385] R10: 00007f1e65f19708 R11: 0000000000000246 R12: 0000000000000000


Finger prints:
__lock_acquire:__mutex_lock:static_key_slow_inc_cpuslocked:static_key_slow_inc:tc_new_tfilter
__might_resched:cpus_read_lock:static_key_slow_inc:tc_new_tfilter:rtnetlink_rcv_msg