[   15.039410][  T314] mpls_gso: MPLS GSO support
[   16.060373][  T327] Mirror/redirect action on
[   17.208781][  T337] ip (337) used greatest stack depth: 23600 bytes left
[   23.801512][   T11] ==================================================================
[   23.801847][   T11] BUG: KASAN: slab-use-after-free in cleanup_net+0xa5d/0xb90
[   23.802059][   T11] Read of size 8 at addr ffff8880057200f8 by task kworker/u16:0/11
[   23.802267][   T11] 
[   23.802341][   T11] CPU: 3 UID: 0 PID: 11 Comm: kworker/u16:0 Not tainted 6.12.0-virtme #1
[   23.802557][   T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.802732][   T11] Workqueue: netns cleanup_net
[   23.802874][   T11] Call Trace:
[   23.802981][   T11]  <TASK>
[   23.803055][   T11]  dump_stack_lvl+0x82/0xd0
[   23.803197][   T11]  print_address_description.constprop.0+0x2c/0x3b0
[   23.803367][   T11]  ? cleanup_net+0xa5d/0xb90
[   23.803508][   T11]  print_report+0xb4/0x270
[   23.803640][   T11]  ? kasan_addr_to_slab+0x25/0x80
[   23.803777][   T11]  kasan_report+0xbd/0xf0
[   23.803879][   T11]  ? cleanup_net+0xa5d/0xb90
[   23.804018][   T11]  cleanup_net+0xa5d/0xb90
[   23.804159][   T11]  ? __pfx_lock_acquire.part.0+0x10/0x10
[   23.804299][   T11]  ? __pfx_cleanup_net+0x10/0x10
[   23.804434][   T11]  ? trace_lock_acquire+0x148/0x1f0
[   23.804571][   T11]  ? lock_acquire+0x32/0xc0
[   23.804704][   T11]  ? process_one_work+0xe0b/0x16d0
[   23.804847][   T11]  process_one_work+0xe55/0x16d0
[   23.804988][   T11]  ? __pfx___lock_release+0x10/0x10
[   23.805119][   T11]  ? __pfx_process_one_work+0x10/0x10
[   23.805259][   T11]  ? assign_work+0x16c/0x240
[   23.805394][   T11]  worker_thread+0x58c/0xce0
[   23.805532][   T11]  ? __pfx_worker_thread+0x10/0x10
[   23.805668][   T11]  kthread+0x28a/0x350
[   23.805771][   T11]  ? __pfx_kthread+0x10/0x10
[   23.805907][   T11]  ret_from_fork+0x31/0x70
[   23.806041][   T11]  ? __pfx_kthread+0x10/0x10
[   23.806175][   T11]  ret_from_fork_asm+0x1a/0x30
[   23.806320][   T11]  </TASK>
[   23.806424][   T11] 
[   23.806492][   T11] Allocated by task 257:
[   23.806596][   T11]  kasan_save_stack+0x24/0x50
[   23.806734][   T11]  kasan_save_track+0x14/0x30
[   23.806868][   T11]  __kasan_slab_alloc+0x59/0x70
[   23.807001][   T11]  kmem_cache_alloc_noprof+0x10b/0x350
[   23.807145][   T11]  copy_net_ns+0xc6/0x540
[   23.807246][   T11]  create_new_namespaces+0x35f/0x920
[   23.807382][   T11]  unshare_nsproxy_namespaces+0x8a/0x1b0
[   23.807524][   T11]  ksys_unshare+0x2c4/0x6e0
[   23.807658][   T11]  __x64_sys_unshare+0x31/0x40
[   23.807788][   T11]  do_syscall_64+0xc1/0x1d0
[   23.807924][   T11]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   23.808090][   T11] 
[   23.808160][   T11] Freed by task 11:
[   23.808259][   T11]  kasan_save_stack+0x24/0x50
[   23.808392][   T11]  kasan_save_track+0x14/0x30
[   23.808526][   T11]  kasan_save_free_info+0x3b/0x60
[   23.808658][   T11]  __kasan_slab_free+0x38/0x50
[   23.808789][   T11]  kmem_cache_free+0xf8/0x330
[   23.808920][   T11]  cleanup_net+0x5a8/0xb90
[   23.809052][   T11]  process_one_work+0xe55/0x16d0
[   23.809185][   T11]  worker_thread+0x58c/0xce0
[   23.809313][   T11]  kthread+0x28a/0x350
[   23.809413][   T11]  ret_from_fork+0x31/0x70
[   23.809545][   T11]  ret_from_fork_asm+0x1a/0x30
[   23.809676][   T11] 
[   23.809745][   T11] Last potentially related work creation:
[   23.809877][   T11]  kasan_save_stack+0x24/0x50
[   23.810012][   T11]  __kasan_record_aux_stack+0x8e/0xa0
[   23.810145][   T11]  insert_work+0x34/0x230
[   23.810249][   T11]  __queue_work+0x5fd/0xa40
[   23.810384][   T11]  queue_delayed_work_on+0x8c/0xa0
[   23.810515][   T11]  __inet_insert_ifa+0x751/0xb10
[   23.810653][   T11]  inet_rtm_newaddr+0x833/0xbd0
[   23.810784][   T11]  rtnetlink_rcv_msg+0x712/0xc10
[   23.810940][   T11]  netlink_rcv_skb+0x130/0x360
[   23.811074][   T11]  netlink_unicast+0x44b/0x710
[   23.811214][   T11]  netlink_sendmsg+0x723/0xbe0
[   23.811347][   T11]  ____sys_sendmsg+0x7ac/0xa10
[   23.811486][   T11]  ___sys_sendmsg+0xee/0x170
[   23.811624][   T11]  __sys_sendmsg+0x109/0x1a0
[   23.811759][   T11]  do_syscall_64+0xc1/0x1d0
[   23.811894][   T11]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   23.812057][   T11] 
[   23.812123][   T11] Second to last potentially related work creation:
[   23.812287][   T11]  kasan_save_stack+0x24/0x50
[   23.812423][   T11]  __kasan_record_aux_stack+0x8e/0xa0
[   23.812554][   T11]  insert_work+0x34/0x230
[   23.812655][   T11]  __queue_work+0x5fd/0xa40
[   23.812796][   T11]  queue_delayed_work_on+0x8c/0xa0
[   23.812932][   T11]  __inet_insert_ifa+0x751/0xb10
[   23.813066][   T11]  inet_rtm_newaddr+0x833/0xbd0
[   23.813201][   T11]  rtnetlink_rcv_msg+0x712/0xc10
[   23.813348][   T11]  netlink_rcv_skb+0x130/0x360
[   23.813481][   T11]  netlink_unicast+0x44b/0x710
[   23.813616][   T11]  netlink_sendmsg+0x723/0xbe0
[   23.813748][   T11]  ____sys_sendmsg+0x7ac/0xa10
[   23.813879][   T11]  ___sys_sendmsg+0xee/0x170
[   23.814017][   T11]  __sys_sendmsg+0x109/0x1a0
[   23.814158][   T11]  do_syscall_64+0xc1/0x1d0
[   23.814295][   T11]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   23.814467][   T11] 
[   23.814537][   T11] The buggy address belongs to the object at ffff888005720040
[   23.814537][   T11]  which belongs to the cache net_namespace of size 6528
[   23.814903][   T11] The buggy address is located 184 bytes inside of
[   23.814903][   T11]  freed 6528-byte region [ffff888005720040, ffff8880057219c0)
[   23.815221][   T11] 
[   23.815295][   T11] The buggy address belongs to the physical page:
[   23.815463][   T11] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x5720
[   23.815703][   T11] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[   23.815907][   T11] flags: 0x80000000000040(head|node=0|zone=1)
[   23.816079][   T11] page_type: f5(slab)
[   23.816182][   T11] raw: 0080000000000040 ffff888001975240 ffff88800197a0a8 ffff88800197a0a8
[   23.816420][   T11] raw: 0000000000000000 0000000000040004 00000001f5000000 0000000000000000
[   23.816652][   T11] head: 0080000000000040 ffff888001975240 ffff88800197a0a8 ffff88800197a0a8
[   23.816887][   T11] head: 0000000000000000 0000000000040004 00000001f5000000 0000000000000000
[   23.817114][   T11] head: 0080000000000003 ffffea000015c801 ffffffffffffffff 0000000000000000
[   23.817351][   T11] head: 0000000000000008 0000000000000000 00000000ffffffff 0000000000000000
[   23.817579][   T11] page dumped because: kasan: bad access detected
[   23.817741][   T11] 
[   23.817810][   T11] Memory state around the buggy address:
[   23.817943][   T11]  ffff88800571ff80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   23.818142][   T11]  ffff888005720000: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb
[   23.818334][   T11] >ffff888005720080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   23.818530][   T11]                                                                 ^
[   23.818724][   T11]  ffff888005720100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   23.818911][   T11]  ffff888005720180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   23.819097][   T11] ==================================================================
[   23.819311][   T11] Disabling lock debugging due to kernel taint