Warning: Permanently added '10.128.0.117' (ED25519) to the list of known hosts. 2026/08/05 22:35:44 parsed 1 programs 2026/08/05 22:35:44 serving rpc on tcp://44387 [ 32.313054][ T28] audit: type=1400 audit(1785969344.465:64): avc: denied { node_bind } for pid=294 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 32.336143][ T28] audit: type=1400 audit(1785969344.475:65): avc: denied { module_request } for pid=294 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 33.589284][ T28] audit: type=1400 audit(1785969345.745:66): avc: denied { mounton } for pid=300 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 33.592782][ T300] cgroup: Unknown subsys name 'net' [ 33.613472][ T28] audit: type=1400 audit(1785969345.745:67): avc: denied { mount } for pid=300 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 33.641918][ T28] audit: type=1400 audit(1785969345.775:68): avc: denied { unmount } for pid=300 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 33.642357][ T300] cgroup: Unknown subsys name 'devices' [ 33.786731][ T300] cgroup: Unknown subsys name 'hugetlb' [ 33.792540][ T300] cgroup: Unknown subsys name 'rlimit' [ 33.905843][ T28] audit: type=1400 audit(1785969346.065:69): avc: denied { setattr } for pid=300 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 33.929962][ T28] audit: type=1400 audit(1785969346.065:70): avc: denied { create } for pid=300 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 33.950870][ T28] audit: type=1400 audit(1785969346.065:71): avc: denied { write } for pid=300 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 33.971792][ T28] audit: type=1400 audit(1785969346.065:72): avc: denied { read } for pid=300 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 33.992821][ T28] audit: type=1400 audit(1785969346.065:73): avc: denied { mounton } for pid=300 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 33.998794][ T305] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 34.069772][ T300] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 34.760288][ T307] request_module fs-gadgetfs succeeded, but still no fs? [ 35.223758][ T332] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.231345][ T332] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.239632][ T332] device bridge_slave_0 entered promiscuous mode [ 35.247042][ T332] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.254509][ T332] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.262271][ T332] device bridge_slave_1 entered promiscuous mode [ 35.315149][ T332] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.322346][ T332] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.329798][ T332] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.337283][ T332] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.358739][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 35.366870][ T37] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.374179][ T37] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.383710][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 35.393199][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.401260][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.411476][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 35.421441][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.429776][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.443551][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 35.453852][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 35.469917][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 35.483039][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 35.492133][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 35.500756][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 35.509686][ T332] device veth0_vlan entered promiscuous mode [ 35.521100][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 35.531491][ T332] device veth1_macvtap entered promiscuous mode [ 35.542327][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 35.553128][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/08/05 22:35:48 executed programs: 0 [ 36.296446][ T370] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.304051][ T370] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.312063][ T370] device bridge_slave_0 entered promiscuous mode [ 36.320155][ T370] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.327476][ T370] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.335177][ T370] device bridge_slave_1 entered promiscuous mode [ 36.389186][ T370] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.396492][ T370] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.404602][ T370] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.412112][ T370] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.434942][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.443046][ T37] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.451470][ T37] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.460929][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.470118][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.477657][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.487047][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.495908][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.503821][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.517578][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 36.527163][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 36.542079][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 36.554310][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 36.562803][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 36.570964][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 36.581599][ T370] device veth0_vlan entered promiscuous mode [ 36.601840][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 36.611739][ T370] device veth1_macvtap entered promiscuous mode [ 36.622828][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 36.634088][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 36.669015][ T374] ================================================================== [ 36.677504][ T374] BUG: KASAN: use-after-free in pppol2tp_sock_to_session+0x1a0/0x1b0 [ 36.686660][ T374] Read of size 4 at addr ffff88812c30e400 by task syz.2.17/374 [ 36.694831][ T374] [ 36.697360][ T374] CPU: 0 PID: 374 Comm: syz.2.17 Not tainted syzkaller #0 [ 36.705454][ T374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.717276][ T374] Call Trace: [ 36.720936][ T374] [ 36.723894][ T374] __dump_stack+0x21/0x24 [ 36.728413][ T374] dump_stack_lvl+0x110/0x170 [ 36.733382][ T374] ? __cfi_dump_stack_lvl+0x8/0x8 [ 36.738702][ T374] ? _raw_spin_lock_bh+0x94/0xf0 [ 36.744121][ T374] ? pppol2tp_sock_to_session+0x1a0/0x1b0 [ 36.750151][ T374] print_address_description+0x71/0x200 [ 36.756190][ T374] print_report+0x4a/0x60 [ 36.760814][ T374] kasan_report+0x122/0x150 [ 36.765471][ T374] ? pppol2tp_sock_to_session+0x1a0/0x1b0 [ 36.771398][ T374] __asan_report_load4_noabort+0x14/0x20 [ 36.777234][ T374] pppol2tp_sock_to_session+0x1a0/0x1b0 [ 36.783077][ T374] pppol2tp_release+0x150/0x2b0 [ 36.787958][ T374] sock_close+0xc9/0x220 [ 36.792235][ T374] ? __cfi_sock_close+0x10/0x10 [ 36.797113][ T374] __fput+0x1fd/0x8f0 [ 36.801311][ T374] ____fput+0x15/0x20 [ 36.805688][ T374] task_work_run+0x1e1/0x250 [ 36.810420][ T374] ? __cfi_task_work_run+0x10/0x10 [ 36.815734][ T374] ? __cfi___close_range+0x10/0x10 [ 36.821580][ T374] exit_to_user_mode_loop+0x9b/0xb0 [ 36.827073][ T374] exit_to_user_mode_prepare+0x87/0xd0 [ 36.832818][ T374] syscall_exit_to_user_mode+0x1a/0x30 [ 36.838606][ T374] do_syscall_64+0x58/0xa0 [ 36.843320][ T374] ? clear_bhb_loop+0x30/0x80 [ 36.848196][ T374] ? clear_bhb_loop+0x30/0x80 [ 36.853370][ T374] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 36.859814][ T374] RIP: 0033:0x7efdde39e0d9 [ 36.864263][ T374] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.885290][ T374] RSP: 002b:00007ffca21739a8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 36.894166][ T374] RAX: 0000000000000000 RBX: 00007ffca2173a90 RCX: 00007efdde39e0d9 [ 36.903321][ T374] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 36.912530][ T374] RBP: 0000000000008f22 R08: 0000000000000001 R09: 0000000000000000 [ 36.921843][ T374] R10: 0000001b33120000 R11: 0000000000000246 R12: 0000000000000000 [ 36.930995][ T374] R13: 00007efdde625fac R14: 00007efdde625fa8 R15: 00007efdde625fa0 [ 36.939946][ T374] [ 36.942972][ T374] [ 36.945324][ T374] Allocated by task 374: [ 36.949699][ T374] kasan_set_track+0x4b/0x70 [ 36.954515][ T374] kasan_save_alloc_info+0x1f/0x30 [ 36.960195][ T374] __kasan_kmalloc+0x95/0xb0 [ 36.964992][ T374] __kmalloc+0xb4/0x1e0 [ 36.969759][ T374] l2tp_session_create+0x38/0xbd0 [ 36.975264][ T374] pppol2tp_connect+0xbf5/0x1640 [ 36.980346][ T374] __sys_connect+0x3da/0x460 [ 36.985224][ T374] __x64_sys_connect+0x7a/0x90 [ 36.990275][ T374] x64_sys_call+0x88d/0x9a0 [ 36.995147][ T374] do_syscall_64+0x4c/0xa0 [ 37.000366][ T374] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 37.006993][ T374] [ 37.009333][ T374] Freed by task 37: [ 37.013231][ T374] kasan_set_track+0x4b/0x70 [ 37.018024][ T374] kasan_save_free_info+0x2b/0x40 [ 37.023396][ T374] ____kasan_slab_free+0x132/0x180 [ 37.029023][ T374] __kasan_slab_free+0x11/0x20 [ 37.033923][ T374] slab_free_freelist_hook+0xc2/0x190 [ 37.039569][ T374] __kmem_cache_free+0xb7/0x1b0 [ 37.044997][ T374] kfree+0x6f/0xf0 [ 37.049510][ T374] l2tp_session_put+0xaf/0x1a0 [ 37.055069][ T374] l2tp_session_delete+0x3df/0x4d0 [ 37.060963][ T374] l2tp_tunnel_del_work+0x199/0x410 [ 37.066357][ T374] process_one_work+0x717/0xc30 [ 37.071400][ T374] worker_thread+0xa4d/0x11d0 [ 37.076357][ T374] kthread+0x281/0x320 [ 37.081048][ T374] ret_from_fork+0x1f/0x30 [ 37.085923][ T374] [ 37.088255][ T374] The buggy address belongs to the object at ffff88812c30e400 [ 37.088255][ T374] which belongs to the cache kmalloc-512 of size 512 [ 37.102757][ T374] The buggy address is located 0 bytes inside of [ 37.102757][ T374] 512-byte region [ffff88812c30e400, ffff88812c30e600) [ 37.117199][ T374] [ 37.120008][ T374] The buggy address belongs to the physical page: [ 37.126955][ T374] page:ffffea0004b0c300 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x12c30c [ 37.137923][ T374] head:ffffea0004b0c300 order:2 compound_mapcount:0 compound_pincount:0 [ 37.146815][ T374] flags: 0x4000000000010200(slab|head|zone=1) [ 37.154458][ T374] raw: 4000000000010200 0000000000000000 dead000000000122 ffff888100042f00 [ 37.166157][ T374] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 [ 37.175945][ T374] page dumped because: kasan: bad access detected [ 37.182816][ T374] page_owner tracks the page as allocated [ 37.188948][ T374] page last allocated via order 2, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 370, tgid 370 (syz-executor), ts 36656857312, free_ts 35969568742 [ 37.213456][ T374] post_alloc_hook+0x1f5/0x210 [ 37.218336][ T374] prep_new_page+0x1c/0x110 [ 37.222942][ T374] get_page_from_freelist+0x2ca9/0x2d20 [ 37.228814][ T374] __alloc_pages+0x1fa/0x610 [ 37.233709][ T374] alloc_slab_page+0x6e/0xf0 [ 37.238462][ T374] new_slab+0x98/0x3e0 [ 37.242640][ T374] ___slab_alloc+0x70f/0xb70 [ 37.247254][ T374] __slab_alloc+0x5e/0xa0 [ 37.251887][ T374] __kmem_cache_alloc_node+0x204/0x2d0 [ 37.257598][ T374] __kmalloc_node+0xa2/0x1e0 [ 37.262227][ T374] qdisc_alloc+0x82/0x750 [ 37.266803][ T374] qdisc_create_dflt+0x6b/0x3a0 [ 37.271869][ T374] dev_activate+0x30e/0x1110 [ 37.276559][ T374] __dev_open+0x40d/0x520 [ 37.281279][ T374] __dev_change_flags+0x1f2/0x6b0 [ 37.286428][ T374] dev_change_flags+0x80/0x1a0 [ 37.291304][ T374] page last free stack trace: [ 37.296162][ T374] free_unref_page_prepare+0x80c/0x820 [ 37.301830][ T374] free_unref_page+0x93/0x530 [ 37.307293][ T374] __free_pages+0x67/0x100 [ 37.312125][ T374] __vunmap+0xa3c/0xc00 [ 37.316317][ T374] vfree+0x61/0x90 [ 37.320081][ T374] kcov_close+0x2b/0x50 [ 37.324344][ T374] __fput+0x1fd/0x8f0 [ 37.328537][ T374] ____fput+0x15/0x20 [ 37.333049][ T374] task_work_run+0x1e1/0x250 [ 37.337932][ T374] do_exit+0xaf2/0x2850 [ 37.342385][ T374] do_group_exit+0x21b/0x2e0 [ 37.347374][ T374] get_signal+0x167c/0x1700 [ 37.352090][ T374] arch_do_signal_or_restart+0xd1/0x11c0 [ 37.358055][ T374] exit_to_user_mode_loop+0x7a/0xb0 [ 37.363816][ T374] exit_to_user_mode_prepare+0x87/0xd0 [ 37.369339][ T374] syscall_exit_to_user_mode+0x1a/0x30 [ 37.375064][ T374] [ 37.377416][ T374] Memory state around the buggy address: [ 37.383452][ T374] ffff88812c30e300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 37.391990][ T374] ffff88812c30e380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 37.400262][ T374] >ffff88812c30e400: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 37.409097][ T374] ^ [ 37.413763][ T374] ffff88812c30e480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 37.423719][ T374] ffff88812c30e500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 37.432151][ T374] ================================================================== [ 37.446726][ T374] Disabling lock debugging due to kernel taint [ 37.454053][ T374] ------------[ cut here ]------------ [ 37.459976][ T374] WARNING: CPU: 0 PID: 374 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 [ 37.460643][ T28] kauditd_printk_skb: 34 callbacks suppressed [ 37.460676][ T28] audit: type=1400 audit(1785969349.615:108): avc: denied { read } for pid=84 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 37.471103][ T374] Modules linked in: [ 37.471120][ T374] CPU: 0 PID: 374 Comm: syz.2.17 Tainted: G B syzkaller #0 [ 37.471143][ T374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 37.506753][ T28] audit: type=1400 audit(1785969349.635:109): avc: denied { search } for pid=84 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 37.515950][ T374] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 [ 37.527225][ T28] audit: type=1400 audit(1785969349.635:110): avc: denied { write } for pid=84 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 37.549712][ T374] Code: 5d c3 e8 5c b3 d5 fc be 02 00 00 00 eb 0a e8 50 b3 d5 fc be 01 00 00 00 4c 89 f7 e8 23 18 cd fd e9 0f ff ff ff e8 39 b3 d5 fc <0f> 0b 48 89 df e8 ff 00 00 00 eb bd e8 28 b3 d5 fc 4c 89 f7 be 03 [ 37.556960][ T28] audit: type=1400 audit(1785969349.635:111): avc: denied { add_name } for pid=84 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 37.578619][ T374] RSP: 0018:ffffc900007cfcb0 EFLAGS: 00010293 [ 37.602289][ T28] audit: type=1400 audit(1785969349.635:112): avc: denied { create } for pid=84 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 37.624026][ T374] [ 37.631713][ T28] audit: type=1400 audit(1785969349.635:113): avc: denied { append open } for pid=84 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 37.652351][ T374] RAX: ffffffff849bb307 RBX: ffff888115804000 RCX: ffff888113a91440 [ 37.652371][ T374] RDX: 0000000000000000 RSI: 000000002eac34c0 RDI: 000000000c04eb7d [ 37.655649][ T28] audit: type=1400 audit(1785969349.635:114): avc: denied { getattr } for pid=84 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 37.678757][ T374] RBP: ffffc900007cfcd0 R08: ffffffff87b757e7 R09: 1ffffffff0f6eafc [ 37.730178][ T374] R10: dffffc0000000000 R11: fffffbfff0f6eafd R12: dffffc0000000000 [ 37.739141][ T374] R13: dffffc0000000000 R14: 000000002eac34c0 R15: ffff88812c30e400 [ 37.748020][ T374] FS: 000055555d440500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 37.757349][ T374] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.764231][ T374] CR2: 0000000000000000 CR3: 000000012ea91000 CR4: 00000000003506b0 [ 37.773162][ T374] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.781445][ T374] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.790751][ T374] Call Trace: [ 37.794617][ T374] [ 37.797575][ T374] pppol2tp_release+0x150/0x2b0 [ 37.802625][ T374] sock_close+0xc9/0x220 [ 37.806980][ T374] ? __cfi_sock_close+0x10/0x10 [ 37.812153][ T374] __fput+0x1fd/0x8f0 [ 37.816320][ T374] ____fput+0x15/0x20 [ 37.820762][ T374] task_work_run+0x1e1/0x250 [ 37.825729][ T374] ? __cfi_task_work_run+0x10/0x10 [ 37.831053][ T374] ? __cfi___close_range+0x10/0x10 [ 37.836518][ T374] exit_to_user_mode_loop+0x9b/0xb0 [ 37.842129][ T374] exit_to_user_mode_prepare+0x87/0xd0 [ 37.847757][ T374] syscall_exit_to_user_mode+0x1a/0x30 [ 37.853382][ T374] do_syscall_64+0x58/0xa0 [ 37.857882][ T374] ? clear_bhb_loop+0x30/0x80 [ 37.862758][ T374] ? clear_bhb_loop+0x30/0x80 [ 37.867875][ T374] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 37.874073][ T374] RIP: 0033:0x7efdde39e0d9 [ 37.878761][ T374] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 37.900576][ T374] RSP: 002b:00007ffca21739a8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 37.910422][ T374] RAX: 0000000000000000 RBX: 00007ffca2173a90 RCX: 00007efdde39e0d9 [ 37.920824][ T374] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 37.930272][ T374] RBP: 0000000000008f22 R08: 0000000000000001 R09: 0000000000000000 [ 37.939103][ T374] R10: 0000001b33120000 R11: 0000000000000246 R12: 0000000000000000 [ 37.948210][ T374] R13: 00007efdde625fac R14: 00007efdde625fa8 R15: 00007efdde625fa0 [ 37.957138][ T374] [ 37.961066][ T374] ---[ end trace 0000000000000000 ]---