======================================
| WAIT TIMEOUT stdout
| [   57.409255][ T2306] ip (2306) used greatest stack depth: 24248 bytes left
| [  174.209164][ T5555] netem: version 1.3
| [  456.417711][ T8761] kmemleak: Found object by alias at 0xff1100000c750b40
[  456.417723][ T8761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  456.417725][ T8761] Call Trace:
[  456.417726][ T8761]  <TASK>
[  456.417728][ T8761]  dump_stack_lvl (lib/dump_stack.c:122)
[  456.417737][ T8761]  __lookup_object (mm/kmemleak.c:447)
[  456.417741][ T8761]  delete_object_full (mm/kmemleak.c:618 mm/kmemleak.c:636 mm/kmemleak.c:839)
[  456.417744][ T8761]  kfree (./include/linux/kmemleak.h:50 mm/slub.c:2465 mm/slub.c:6670 mm/slub.c:6878)
[  456.417748][ T8761]  ? mptcp_pm_nl_flush_addrs_doit (./include/linux/list.h:381 (discriminator 2) net/mptcp/pm_kernel.c:1276 (discriminator 2) net/mptcp/pm_kernel.c:1315 (discriminator 2))
[  456.417754][ T8761]  ? mptcp_pm_nl_flush_addrs_doit (./include/linux/list.h:381 (discriminator 2) net/mptcp/pm_kernel.c:1276 (discriminator 2) net/mptcp/pm_kernel.c:1315 (discriminator 2))
[  456.417756][ T8761]  mptcp_pm_nl_flush_addrs_doit (./include/linux/list.h:381 (discriminator 2) net/mptcp/pm_kernel.c:1276 (discriminator 2) net/mptcp/pm_kernel.c:1315 (discriminator 2))
[  456.417759][ T8761]  ? mptcp_pm_nl_del_addr_doit (net/mptcp/pm_kernel.c:1295)
[  456.417762][ T8761]  ? genl_family_rcv_msg_attrs_parse.isra.0 (net/netlink/genetlink.c:947)
[  456.417768][ T8761]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1117)
[  456.417771][ T8761]  ? genl_family_rcv_msg_attrs_parse.isra.0 (net/netlink/genetlink.c:1088)
[  456.417773][ T8761]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  456.417777][ T8761]  ? perf_trace_sched_switch (kernel/sched/core.c:8782)
[  456.417779][ T8761]  ? genl_rcv_msg (net/netlink/genetlink.c:61 net/netlink/genetlink.c:57 net/netlink/genetlink.c:1209)
[  456.417785][ T8761]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  456.417787][ T8761]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 33) security/commoncap.c:130 (discriminator 33))
[  456.417793][ T8761]  genl_family_rcv_msg (net/netlink/genetlink.c:1195)
[  456.417796][ T8761]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1160)
[  456.417799][ T8761]  ? mptcp_pm_nl_del_addr_doit (net/mptcp/pm_kernel.c:1295)
[  456.417802][ T8761]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[  456.417807][ T8761]  genl_rcv_msg (net/netlink/genetlink.c:65 net/netlink/genetlink.c:1211)
[  456.417810][ T8761]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[  456.417813][ T8761]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1201)
[  456.417816][ T8761]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[  456.417818][ T8761]  ? perf_trace_sched_switch (kernel/sched/core.c:8782)
[  456.417824][ T8761]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 (discriminator 1) ./include/linux/rcupdate.h:897 (discriminator 1) ./include/net/netns/generic.h:48 (discriminator 1) net/netlink/af_netlink.c:333 (discriminator 1))
[  456.417826][ T8761]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 (discriminator 1) ./include/linux/rcupdate.h:897 (discriminator 1) net/netlink/af_netlink.c:340 (discriminator 1))
[  456.417829][ T8761]  genl_rcv (net/netlink/genetlink.c:1220)
[  456.417832][ T8761]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[  456.417836][ T8761]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[  456.417837][ T8761]  ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:694 (discriminator 1))
[  456.417841][ T8761]  ? napi_skb_cache_get (net/core/skbuff.c:673)
[  456.417843][ T8761]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[  456.417847][ T8761]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[  456.417851][ T8761]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[  456.417855][ T8761]  ? __might_fault (mm/memory.c:7174 (discriminator 4))
[  456.417860][ T8761]  __sys_sendto (net/socket.c:730 (discriminator 1) net/socket.c:742 (discriminator 1) net/socket.c:2206 (discriminator 1))
[  456.417864][ T8761]  ? __ia32_sys_getpeername (net/socket.c:2173)
[  456.417870][ T8761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  456.417877][ T8761]  ? update_socket_protocol+0x10/0x10
[  456.417881][ T8761]  __x64_sys_sendto (net/socket.c:2213 (discriminator 1) net/socket.c:2209 (discriminator 1) net/socket.c:2209 (discriminator 1))
[  456.417883][ T8761]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4473)
[  456.417886][ T8761]  ? do_syscall_64 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./include/linux/entry-common.h:108 arch/x86/entry/syscall_64.c:90)
[  456.417889][ T8761]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[  456.417891][ T8761]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:131)
[  456.417894][ T8761] RIP: 0033:0x7f596e8e3c5e
[  456.417898][ T8761] Code: 4d 89 d8 e8 14 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 14 bd 00 00       	call   0xbd1c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 13 ff ff ff       	call   0xffffffffffffff4c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 13 ff ff ff       	call   0xffffffffffffff22
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  456.417899][ T8761] RSP: 002b:00007fffbe582300 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  456.417903][ T8761] RAX: ffffffffffffffda RBX: 00007fffbe5823b0 RCX: 00007f596e8e3c5e
[  456.417904][ T8761] RDX: 0000000000000014 RSI: 00007fffbe5823b0 RDI: 0000000000000005
[  456.417906][ T8761] RBP: 00007fffbe582310 R08: 00007fffbe582374 R09: 000000000000000c
[  456.417906][ T8761] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000014
[  456.417907][ T8761] R13: 0000000000000005 R14: 00007f596eaae000 R15: 0000000000406e00
| [  456.417938][ T8761] ==================================================================
| [  456.425160][ T8761] BUG: KASAN: invalid-free in mptcp_pm_nl_flush_addrs_doit (./include/linux/list.h:381 (discriminator 2) net/mptcp/pm_kernel.c:1276 (discriminator 2) net/mptcp/pm_kernel.c:1315 (discriminator 2))
| [  456.425291][ T8761] Free of addr ff1100000c750b40 by task pm_nl_ctl/8761
| [  456.425399][ T8761]
[  456.425447][ T8761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  456.425448][ T8761] Call Trace:
[  456.425448][ T8761]  <TASK>
[  456.425449][ T8761]  dump_stack_lvl (lib/dump_stack.c:122)
[  456.425452][ T8761]  print_address_description.constprop.0 (mm/kasan/report.c:379)
[  456.425456][ T8761]  ? mptcp_pm_nl_flush_addrs_doit (./include/linux/list.h:381 (discriminator 2) net/mptcp/pm_kernel.c:1276 (discriminator 2) net/mptcp/pm_kernel.c:1315 (discriminator 2))
[  456.425458][ T8761]  print_report (mm/kasan/report.c:483)
[  456.425459][ T8761]  ? mptcp_pm_nl_flush_addrs_doit (./include/linux/list.h:381 (discriminator 2) net/mptcp/pm_kernel.c:1276 (discriminator 2) net/mptcp/pm_kernel.c:1315 (discriminator 2))
[  456.425461][ T8761]  ? __virt_addr_valid (./include/linux/rcupdate.h:981 (discriminator 3) ./include/linux/mmzone.h:2193 (discriminator 3) arch/x86/mm/physaddr.c:54 (discriminator 3))
[  456.425463][ T8761]  ? mptcp_pm_nl_flush_addrs_doit (./include/linux/list.h:381 (discriminator 2) net/mptcp/pm_kernel.c:1276 (discriminator 2) net/mptcp/pm_kernel.c:1315 (discriminator 2))
[  456.425465][ T8761]  ? mptcp_pm_nl_flush_addrs_doit (./include/linux/list.h:381 (discriminator 2) net/mptcp/pm_kernel.c:1276 (discriminator 2) net/mptcp/pm_kernel.c:1315 (discriminator 2))
[  456.425467][ T8761]  kasan_report_invalid_free (mm/kasan/report.c:221 mm/kasan/report.c:563)
[  456.425470][ T8761]  ? mptcp_pm_nl_flush_addrs_doit (./include/linux/list.h:381 (discriminator 2) net/mptcp/pm_kernel.c:1276 (discriminator 2) net/mptcp/pm_kernel.c:1315 (discriminator 2))
[  456.425472][ T8761]  check_slab_allocation (mm/kasan/common.c:231)
[  456.425475][ T8761]  kfree (mm/slub.c:2485 (discriminator 1) mm/slub.c:6670 (discriminator 1) mm/slub.c:6878 (discriminator 1))
[  456.425477][ T8761]  ? mptcp_pm_nl_flush_addrs_doit (./include/linux/list.h:381 (discriminator 2) net/mptcp/pm_kernel.c:1276 (discriminator 2) net/mptcp/pm_kernel.c:1315 (discriminator 2))
[  456.425479][ T8761]  ? mptcp_pm_nl_flush_addrs_doit (./include/linux/list.h:381 (discriminator 2) net/mptcp/pm_kernel.c:1276 (discriminator 2) net/mptcp/pm_kernel.c:1315 (discriminator 2))
[  456.425481][ T8761]  mptcp_pm_nl_flush_addrs_doit (./include/linux/list.h:381 (discriminator 2) net/mptcp/pm_kernel.c:1276 (discriminator 2) net/mptcp/pm_kernel.c:1315 (discriminator 2))
[  456.425483][ T8761]  ? mptcp_pm_nl_del_addr_doit (net/mptcp/pm_kernel.c:1295)
[  456.425484][ T8761]  ? genl_family_rcv_msg_attrs_parse.isra.0 (net/netlink/genetlink.c:947)
[  456.425488][ T8761]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1117)
[  456.425490][ T8761]  ? genl_family_rcv_msg_attrs_parse.isra.0 (net/netlink/genetlink.c:1088)
[  456.425492][ T8761]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  456.425494][ T8761]  ? perf_trace_sched_switch (kernel/sched/core.c:8782)
[  456.425495][ T8761]  ? genl_rcv_msg (net/netlink/genetlink.c:61 net/netlink/genetlink.c:57 net/netlink/genetlink.c:1209)
[  456.425498][ T8761]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  456.425501][ T8761]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 33) security/commoncap.c:130 (discriminator 33))
[  456.425503][ T8761]  genl_family_rcv_msg (net/netlink/genetlink.c:1195)
[  456.425505][ T8761]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1160)
[  456.425508][ T8761]  ? mptcp_pm_nl_del_addr_doit (net/mptcp/pm_kernel.c:1295)
[  456.425512][ T8761]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[  456.425515][ T8761]  genl_rcv_msg (net/netlink/genetlink.c:65 net/netlink/genetlink.c:1211)
[  456.425517][ T8761]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[  456.425519][ T8761]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1201)
[  456.425521][ T8761]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[  456.425523][ T8761]  ? perf_trace_sched_switch (kernel/sched/core.c:8782)
[  456.425526][ T8761]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 (discriminator 1) ./include/linux/rcupdate.h:897 (discriminator 1) ./include/net/netns/generic.h:48 (discriminator 1) net/netlink/af_netlink.c:333 (discriminator 1))
[  456.425527][ T8761]  ? netlink_deliver_tap (./include/linux/rcupdate.h:341 (discriminator 1) ./include/linux/rcupdate.h:897 (discriminator 1) net/netlink/af_netlink.c:340 (discriminator 1))
[  456.425530][ T8761]  genl_rcv (net/netlink/genetlink.c:1220)
[  456.425532][ T8761]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[  456.425534][ T8761]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[  456.425536][ T8761]  ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:694 (discriminator 1))
[  456.425538][ T8761]  ? napi_skb_cache_get (net/core/skbuff.c:673)
[  456.425539][ T8761]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[  456.425542][ T8761]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[  456.425544][ T8761]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[  456.425547][ T8761]  ? __might_fault (mm/memory.c:7174 (discriminator 4))
[  456.425549][ T8761]  __sys_sendto (net/socket.c:730 (discriminator 1) net/socket.c:742 (discriminator 1) net/socket.c:2206 (discriminator 1))
[  456.425551][ T8761]  ? __ia32_sys_getpeername (net/socket.c:2173)
[  456.425554][ T8761]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  456.425558][ T8761]  ? update_socket_protocol+0x10/0x10
[  456.425560][ T8761]  __x64_sys_sendto (net/socket.c:2213 (discriminator 1) net/socket.c:2209 (discriminator 1) net/socket.c:2209 (discriminator 1))
[  456.425562][ T8761]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4473)
[  456.425563][ T8761]  ? do_syscall_64 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./include/linux/entry-common.h:108 arch/x86/entry/syscall_64.c:90)
[  456.425565][ T8761]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[  456.425567][ T8761]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:131)
[  456.425568][ T8761] RIP: 0033:0x7f596e8e3c5e
[  456.425569][ T8761] Code: 4d 89 d8 e8 14 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 14 bd 00 00       	call   0xbd1c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 13 ff ff ff       	call   0xffffffffffffff4c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 13 ff ff ff       	call   0xffffffffffffff22
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  456.425571][ T8761] RSP: 002b:00007fffbe582300 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  456.425573][ T8761] RAX: ffffffffffffffda RBX: 00007fffbe5823b0 RCX: 00007f596e8e3c5e
[  456.425574][ T8761] RDX: 0000000000000014 RSI: 00007fffbe5823b0 RDI: 0000000000000005
[  456.425574][ T8761] RBP: 00007fffbe582310 R08: 00007fffbe582374 R09: 000000000000000c
[  456.425575][ T8761] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000014
[  456.425576][ T8761] R13: 0000000000000005 R14: 00007f596eaae000 R15: 0000000000406e00
| [  461.797289][   T12] #PF: error_code(0x0000) - not-present page
| [  461.797390][   T12] PGD 1000067 P4D 18e6067 PUD 18eb067 PMD 10951067 PTE 0
| [  461.797503][   T12] Oops: Oops: 0000 [#1] SMP KASAN
| [  461.797777][   T12] Tainted: [B]=BAD_PAGE
[  461.797839][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  461.797942][   T12] Workqueue: netns cleanup_net
[  461.798030][   T12] RIP: 0010:pm_nl_exit_net (./include/linux/list.h:119 ./include/linux/list.h:223 ./include/linux/rculist.h:178 net/mptcp/pm_kernel.c:1281 net/mptcp/pm_kernel.c:1610)
[  461.798121][   T12] Code: 4c 01 fd 80 7d 00 00 0f 85 37 02 00 00 4c 8b 73 40 49 8d 76 08 48 89 f0 48 c1 e8 03 42 80 3c 38 00 0f 85 ed 02 00 00 4c 89 f1 <49> 8b 46 08 48 c1 e9 03 42 80 3c 39 00 0f 85 b6 02 00 00 48 89 c7
All code
========
   0:	4c 01 fd             	add    %r15,%rbp
   3:	80 7d 00 00          	cmpb   $0x0,0x0(%rbp)
   7:	0f 85 37 02 00 00    	jne    0x244
   d:	4c 8b 73 40          	mov    0x40(%rbx),%r14
  11:	49 8d 76 08          	lea    0x8(%r14),%rsi
  15:	48 89 f0             	mov    %rsi,%rax
  18:	48 c1 e8 03          	shr    $0x3,%rax
  1c:	42 80 3c 38 00       	cmpb   $0x0,(%rax,%r15,1)
  21:	0f 85 ed 02 00 00    	jne    0x314
  27:	4c 89 f1             	mov    %r14,%rcx
  2a:*	49 8b 46 08          	mov    0x8(%r14),%rax		<-- trapping instruction
  2e:	48 c1 e9 03          	shr    $0x3,%rcx
  32:	42 80 3c 39 00       	cmpb   $0x0,(%rcx,%r15,1)
  37:	0f 85 b6 02 00 00    	jne    0x2f3
  3d:	48 89 c7             	mov    %rax,%rdi

Code starting with the faulting instruction
===========================================
   0:	49 8b 46 08          	mov    0x8(%r14),%rax
   4:	48 c1 e9 03          	shr    $0x3,%rcx
   8:	42 80 3c 39 00       	cmpb   $0x0,(%rcx,%r15,1)
   d:	0f 85 b6 02 00 00    	jne    0x2c9
  13:	48 89 c7             	mov    %rax,%rdi
[  461.798441][   T12] RSP: 0018:ffa00000000c7a30 EFLAGS: 00010282
[  461.798589][   T12] RAX: 0000000000000000 RBX: ff1100000c750b00 RCX: ffa00000067d7720
[  461.798710][   T12] RDX: 0000000000000000 RSI: ffa00000067d7728 RDI: ffa00000000c79f8
[  461.798830][   T12] RBP: ffe21c00018ea168 R08: 0000000000000008 R09: 0000000000000000
[  461.798987][   T12] R10: 0000000000000003 R11: ffffffffa6995140 R12: ff1100000c750b40
[  461.799108][   T12] R13: dead000000000122 R14: ffa00000067d7720 R15: dffffc0000000000
[  461.799228][   T12] FS:  0000000000000000(0000) GS:ff1100008d7e4000(0000) knlGS:0000000000000000
[  461.799408][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  461.799510][   T12] CR2: ffa00000067d7728 CR3: 0000000019ca0002 CR4: 0000000000771ef0
[  461.799671][   T12] PKRU: 55555554
[  461.799732][   T12] Call Trace:
[  461.799794][   T12]  <TASK>
[  461.799837][   T12]  ops_undo_list (net/core/net_namespace.c:251 (discriminator 4))
[  461.799918][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:223)
[  461.800032][   T12]  cleanup_net (net/core/net_namespace.c:698)
[  461.800115][   T12]  ? net_passive_dec (net/core/net_namespace.c:660)
[  461.800198][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  461.800282][   T12]  ? process_one_work (kernel/workqueue.c:3233 (discriminator 1))
[  461.800367][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
[  461.800451][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  461.800534][   T12]  process_one_work (kernel/workqueue.c:3262)
[  461.800620][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:3159)
[  461.800701][   T12]  ? io_schedule_timeout (kernel/sched/core.c:6719)
[  461.800782][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[  461.800868][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:114)
[  461.800947][   T12]  ? schedule (kernel/sched/core.c:6901 (discriminator 1) kernel/sched/core.c:6959 (discriminator 1))
[  461.801007][   T12]  ? assign_work (kernel/workqueue.c:1200)
[  461.801086][   T12]  worker_thread (kernel/workqueue.c:3334 (discriminator 2) kernel/workqueue.c:3421 (discriminator 2))
[  461.801169][   T12]  ? process_one_work (kernel/workqueue.c:3367)
[  461.801251][   T12]  kthread (kernel/kthread.c:463)
[  461.801313][   T12]  ? kthread_is_per_cpu (kernel/kthread.c:412)
[  461.801395][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  461.801474][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  461.801553][   T12]  ? kthread_is_per_cpu (kernel/kthread.c:412)
[  461.801636][   T12]  ret_from_fork (arch/x86/kernel/process.c:164)
[  461.801716][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  461.801821][   T12]  ? __switch_to (./arch/x86/include/asm/cpufeature.h:101 arch/x86/kernel/process_64.c:377 arch/x86/kernel/process_64.c:665)
[  461.801901][   T12]  ? kthread_is_per_cpu (kernel/kthread.c:412)


Finger prints:
__lookup_object:delete_object_full:kfree:mptcp_pm_nl_flush_addrs_doit:genl_family_rcv_msg_doit
print_report:kasan_report_invalid_free:check_slab_allocation:kfree:mptcp_pm_nl_flush_addrs_doit
pm_nl_exit_net:ops_undo_list:cleanup_net:process_one_work:worker_thread