======================================
| [   26.873559][ T1050] RCU nest depth: 0, expected: 0
| [   26.873736][ T1050] 2 locks held by tc/1050:
| [ 26.873899][ T1050] #0: ffffffffade09c08 (rtnl_mutex){+.+.}-{4:4}, at: tc_new_tfilter (net/sched/cls_api.c:2261)
| [ 26.874195][ T1050] #1: ffff888008fbf110 (&tp->lock){+.+.}-{3:3}, at: tc_new_tfilter (net/sched/cls_api.c:2383)
[   26.874727][ T1050] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.874924][ T1050] Call Trace:
[   26.875047][ T1050]  <TASK>
[ 26.875134][ T1050] dump_stack_lvl (lib/dump_stack.c:123)
[ 26.875300][ T1050] __might_resched (kernel/sched/core.c:8759)
[ 26.875460][ T1050] ? tc_new_tfilter (net/sched/cls_api.c:2383)
[ 26.875626][ T1050] cpus_read_lock (./include/linux/kernel.h:73 ./include/linux/percpu-rwsem.h:49 kernel/cpu.c:490)
[ 26.875788][ T1050] static_key_slow_inc (kernel/jump_label.c:191)
[ 26.875951][ T1050] tc_new_tfilter (net/sched/cls_api.c:2385)
[ 26.876119][ T1050] ? mark_lock (kernel/locking/lockdep.c:4727 (discriminator 3))
[ 26.876243][ T1050] ? __pfx_tc_new_tfilter (net/sched/cls_api.c:2186)
[ 26.876430][ T1050] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 26.876599][ T1050] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6912)
[ 26.876759][ T1050] ? __pfx_tc_new_tfilter (net/sched/cls_api.c:2186)
[ 26.876918][ T1050] rtnetlink_rcv_msg (net/core/rtnetlink.c:6914)
[ 26.877085][ T1050] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6817)
[ 26.877245][ T1050] ? 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)
[ 26.877406][ T1050] ? mark_lock (kernel/locking/lockdep.c:4727 (discriminator 3))
[ 26.877535][ T1050] ? __lock_acquire (kernel/locking/lockdep.c:5226)
[ 26.877701][ T1050] netlink_rcv_skb (net/netlink/af_netlink.c:2543)
[ 26.877861][ T1050] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6817)
[ 26.878024][ T1050] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2520)
[ 26.878203][ T1050] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340)
[ 26.878367][ T1050] ? 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)
[ 26.878531][ T1050] netlink_unicast (net/netlink/af_netlink.c:1322 net/netlink/af_netlink.c:1348)
[ 26.878693][ T1050] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1333)
[ 26.878851][ T1050] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 26.879015][ T1050] netlink_sendmsg (net/netlink/af_netlink.c:1892)
[ 26.879179][ T1050] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1811)
[ 26.879353][ T1050] ____sys_sendmsg (net/socket.c:713 net/socket.c:728 net/socket.c:2568)
[ 26.879523][ T1050] ? __pfx_____sys_sendmsg (net/socket.c:2514)
[ 26.879683][ T1050] ? __pfx_copy_msghdr_from_user (net/socket.c:2494)
[ 26.879892][ T1050] ___sys_sendmsg (net/socket.c:2624)
[ 26.880049][ T1050] ? __debug_check_no_obj_freed (lib/debugobjects.c:1110)
[ 26.880248][ T1050] ? __pfx____sys_sendmsg (net/socket.c:2611)
[ 26.880412][ T1050] ? __pfx___debug_check_no_obj_freed (lib/debugobjects.c:1070)
[ 26.880612][ T1050] ? __pfx_free_object_rcu (mm/kmemleak.c:514)
[ 26.880769][ T1050] ? 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)
[ 26.880934][ T1050] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 26.881137][ T1050] ? kmem_cache_free (mm/slub.c:4613 mm/slub.c:4715)
[ 26.881294][ T1050] ? do_sys_openat2 (fs/open.c:1405)
[ 26.881452][ T1050] ? do_sys_openat2 (fs/open.c:1411)
[ 26.881631][ T1050] ? do_sys_openat2 (fs/open.c:1411)
[ 26.881800][ T1050] __sys_sendmsg (net/socket.c:2654)
[ 26.881957][ T1050] ? __pfx___sys_sendmsg (net/socket.c:2639)
[ 26.882135][ T1050] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 26.882297][ T1050] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   26.882493][ T1050] RIP: 0033:0x7f265ef709a7
[ 26.882664][ T1050] Code: Unable to access opcode bytes at 0x7f265ef7097d.

Code starting with the faulting instruction
===========================================
[   26.882867][ T1050] RSP: 002b:00007ffda20ab708 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.883113][ T1050] RAX: ffffffffffffffda RBX: 000000000047dbc0 RCX: 00007f265ef709a7
[   26.883376][ T1050] RDX: 0000000000000000 RSI: 00007ffda20ab770 RDI: 0000000000000005
[   26.883617][ T1050] RBP: 0000000000000300 R08: 0000000000000000 R09: 0000000000000000
[   26.883853][ T1050] R10: 00007f265ee29708 R11: 0000000000000246 R12: 00007ffda20b1984
[   26.884093][ T1050] R13: 0000000067859309 R14: 0000000000483b60 R15: 00007ffda20b1992
| [ 26.886180][ T1050] #1: ffff888008fbf110 (&tp->lock){+.+.}-{3:3}, at: tc_new_tfilter (net/sched/cls_api.c:2383)
| [ 26.886412][ T1050] #2: ffffffffad3f1cd0 (cpu_hotplug_lock){++++}-{0:0}, at: static_key_slow_inc (kernel/jump_label.c:191)
| [   26.886643][ T1050] stack backtrace:
| [   26.886967][ T1050] Tainted: [W]=WARN
[   26.887069][ T1050] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.887231][ T1050] Call Trace:
[   26.887330][ T1050]  <TASK>
[ 26.887398][ T1050] dump_stack_lvl (lib/dump_stack.c:123)
[ 26.887534][ T1050] __lock_acquire (kernel/locking/lockdep.c:4828 kernel/locking/lockdep.c:4898 kernel/locking/lockdep.c:5176)
[ 26.887667][ T1050] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5851)
[ 26.887797][ T1050] ? 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)
[ 26.887963][ T1050] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 26.888101][ T1050] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 26.888232][ T1050] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 26.888362][ T1050] ? 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)
[ 26.888526][ T1050] __mutex_lock (kernel/locking/mutex.c:587 kernel/locking/mutex.c:735)
[ 26.888658][ T1050] ? 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)
[ 26.888820][ T1050] ? 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)
[ 26.888984][ T1050] ? __pfx___mutex_lock (kernel/locking/mutex.c:734)
[ 26.889115][ T1050] ? static_key_slow_inc (kernel/jump_label.c:191)
[ 26.889246][ T1050] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 26.889378][ T1050] ? 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))
[ 26.889548][ T1050] ? __pfx_static_key_fast_inc_not_disabled (kernel/jump_label.c:128)
[ 26.889714][ T1050] ? 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)
[ 26.889876][ T1050] 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)
[ 26.890040][ T1050] static_key_slow_inc (kernel/jump_label.c:191)
[ 26.890172][ T1050] tc_new_tfilter (net/sched/cls_api.c:2385)
[ 26.890305][ T1050] ? mark_lock (kernel/locking/lockdep.c:4727 (discriminator 3))
[ 26.890405][ T1050] ? __pfx_tc_new_tfilter (net/sched/cls_api.c:2186)
[ 26.890542][ T1050] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 26.890677][ T1050] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6912)
[ 26.890809][ T1050] ? __pfx_tc_new_tfilter (net/sched/cls_api.c:2186)
[ 26.890943][ T1050] rtnetlink_rcv_msg (net/core/rtnetlink.c:6914)
[ 26.891074][ T1050] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6817)
[ 26.891206][ T1050] ? 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)
[ 26.891337][ T1050] ? mark_lock (kernel/locking/lockdep.c:4727 (discriminator 3))
[ 26.891438][ T1050] ? __lock_acquire (kernel/locking/lockdep.c:5226)
[ 26.891569][ T1050] netlink_rcv_skb (net/netlink/af_netlink.c:2543)
[ 26.891700][ T1050] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6817)
[ 26.891836][ T1050] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2520)
[ 26.891970][ T1050] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340)
[ 26.892104][ T1050] ? 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)
[ 26.892239][ T1050] netlink_unicast (net/netlink/af_netlink.c:1322 net/netlink/af_netlink.c:1348)
[ 26.892372][ T1050] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1333)
[ 26.892503][ T1050] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 26.892635][ T1050] netlink_sendmsg (net/netlink/af_netlink.c:1892)
[ 26.892770][ T1050] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1811)
[ 26.892904][ T1050] ____sys_sendmsg (net/socket.c:713 net/socket.c:728 net/socket.c:2568)
[ 26.893035][ T1050] ? __pfx_____sys_sendmsg (net/socket.c:2514)
[ 26.893168][ T1050] ? __pfx_copy_msghdr_from_user (net/socket.c:2494)
[ 26.893335][ T1050] ___sys_sendmsg (net/socket.c:2624)
[ 26.893466][ T1050] ? __debug_check_no_obj_freed (lib/debugobjects.c:1110)
[ 26.893629][ T1050] ? __pfx____sys_sendmsg (net/socket.c:2611)
[ 26.893762][ T1050] ? __pfx___debug_check_no_obj_freed (lib/debugobjects.c:1070)
[ 26.893926][ T1050] ? __pfx_free_object_rcu (mm/kmemleak.c:514)
[ 26.894057][ T1050] ? 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)
[ 26.894190][ T1050] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 26.894356][ T1050] ? kmem_cache_free (mm/slub.c:4613 mm/slub.c:4715)
[ 26.894487][ T1050] ? do_sys_openat2 (fs/open.c:1405)
[ 26.894617][ T1050] ? do_sys_openat2 (fs/open.c:1411)
[ 26.894752][ T1050] ? do_sys_openat2 (fs/open.c:1411)
[ 26.894885][ T1050] __sys_sendmsg (net/socket.c:2654)
[ 26.895016][ T1050] ? __pfx___sys_sendmsg (net/socket.c:2639)
[ 26.895152][ T1050] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 26.895282][ T1050] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   26.895445][ T1050] RIP: 0033:0x7f265ef709a7
[ 26.895583][ T1050] Code: Unable to access opcode bytes at 0x7f265ef7097d.

Code starting with the faulting instruction
===========================================
[   26.895755][ T1050] RSP: 002b:00007ffda20ab708 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.895973][ T1050] RAX: ffffffffffffffda RBX: 000000000047dbc0 RCX: 00007f265ef709a7
[   26.896171][ T1050] RDX: 0000000000000000 RSI: 00007ffda20ab770 RDI: 0000000000000005
[   26.896367][ T1050] RBP: 0000000000000300 R08: 0000000000000000 R09: 0000000000000000
[   26.896568][ T1050] R10: 00007f265ee29708 R11: 0000000000000246 R12: 00007ffda20b1984


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