rocess permissive=1
[ 13.942908][ T30] audit: type=1400 audit(1784847139.980:63): avc: denied { siginh } for pid=223 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
Warning: Permanently added '10.128.0.184' (ED25519) to the list of known hosts.
2026/07/23 22:52:32 parsed 1 programs
2026/07/23 22:52:32 serving rpc on tcp://35587
[ 26.505334][ T30] audit: type=1400 audit(1784847152.560:64): avc: denied { node_bind } for pid=293 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1
[ 26.526363][ T30] audit: type=1400 audit(1784847152.560:65): avc: denied { module_request } for pid=293 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
[ 27.129768][ T30] audit: type=1400 audit(1784847153.180:66): avc: denied { mounton } for pid=299 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
[ 27.130829][ T299] cgroup: Unknown subsys name 'net'
[ 27.152440][ T30] audit: type=1400 audit(1784847153.180:67): avc: denied { mount } for pid=299 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
[ 27.179728][ T30] audit: type=1400 audit(1784847153.210:68): avc: denied { unmount } for pid=299 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[ 27.179901][ T299] cgroup: Unknown subsys name 'devices'
[ 27.292435][ T299] cgroup: Unknown subsys name 'hugetlb'
[ 27.298039][ T299] cgroup: Unknown subsys name 'rlimit'
[ 27.438636][ T30] audit: type=1400 audit(1784847153.490:69): avc: denied { setattr } for pid=299 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=254 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 27.461787][ T30] audit: type=1400 audit(1784847153.490:70): avc: denied { create } for pid=299 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 27.482185][ T30] audit: type=1400 audit(1784847153.490:71): avc: denied { write } for pid=299 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 27.487850][ T303] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped).
[ 27.502457][ T30] audit: type=1400 audit(1784847153.490:72): avc: denied { read } for pid=299 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
Setting up swapspace version 1, size = 127995904 bytes
[ 27.531155][ T30] audit: type=1400 audit(1784847153.490:73): avc: denied { mounton } for pid=299 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
[ 27.597615][ T299] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 27.939111][ T305] request_module fs-gadgetfs succeeded, but still no fs?
[ 28.097125][ T317] bridge0: port 1(bridge_slave_0) entered blocking state
[ 28.104287][ T317] bridge0: port 1(bridge_slave_0) entered disabled state
[ 28.111716][ T317] device bridge_slave_0 entered promiscuous mode
[ 28.119316][ T317] bridge0: port 2(bridge_slave_1) entered blocking state
[ 28.126391][ T317] bridge0: port 2(bridge_slave_1) entered disabled state
[ 28.133641][ T317] device bridge_slave_1 entered promiscuous mode
[ 28.167639][ T317] bridge0: port 2(bridge_slave_1) entered blocking state
[ 28.174679][ T317] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 28.181944][ T317] bridge0: port 1(bridge_slave_0) entered blocking state
[ 28.188956][ T317] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 28.204972][ T10] bridge0: port 1(bridge_slave_0) entered disabled state
[ 28.212284][ T10] bridge0: port 2(bridge_slave_1) entered disabled state
[ 28.219600][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 28.227064][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 28.236547][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 28.244742][ T10] bridge0: port 1(bridge_slave_0) entered blocking state
[ 28.251756][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 28.259918][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 28.268183][ T10] bridge0: port 2(bridge_slave_1) entered blocking state
[ 28.275217][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 28.286564][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 28.296222][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 28.308479][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 28.318934][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 28.327212][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 28.334626][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 28.343387][ T317] device veth0_vlan entered promiscuous mode
[ 28.352559][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 28.361482][ T317] device veth1_macvtap entered promiscuous mode
[ 28.369739][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 28.380065][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 28.405532][ T317] syz-executor (317) used greatest stack depth: 20576 bytes left
2026/07/23 22:52:35 executed programs: 0
[ 29.020702][ T367] bridge0: port 1(bridge_slave_0) entered blocking state
[ 29.027823][ T367] bridge0: port 1(bridge_slave_0) entered disabled state
[ 29.035395][ T367] device bridge_slave_0 entered promiscuous mode
[ 29.042701][ T367] bridge0: port 2(bridge_slave_1) entered blocking state
[ 29.049727][ T367] bridge0: port 2(bridge_slave_1) entered disabled state
[ 29.057074][ T367] device bridge_slave_1 entered promiscuous mode
[ 29.093892][ T367] bridge0: port 2(bridge_slave_1) entered blocking state
[ 29.100918][ T367] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 29.108173][ T367] bridge0: port 1(bridge_slave_0) entered blocking state
[ 29.115193][ T367] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 29.124245][ T322] bridge0: port 1(bridge_slave_0) entered disabled state
[ 29.131586][ T322] bridge0: port 2(bridge_slave_1) entered disabled state
[ 29.148308][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 29.155999][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 29.164664][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 29.173495][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 29.181790][ T322] bridge0: port 1(bridge_slave_0) entered blocking state
[ 29.188794][ T322] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 29.197206][ T45] device bridge_slave_1 left promiscuous mode
[ 29.203358][ T45] bridge0: port 2(bridge_slave_1) entered disabled state
[ 29.210682][ T45] device bridge_slave_0 left promiscuous mode
[ 29.216852][ T45] bridge0: port 1(bridge_slave_0) entered disabled state
[ 29.224698][ T45] device veth1_macvtap left promiscuous mode
[ 29.230695][ T45] device veth0_vlan left promiscuous mode
[ 29.325093][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 29.333420][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 29.341544][ T322] bridge0: port 2(bridge_slave_1) entered blocking state
[ 29.348554][ T322] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 29.358701][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 29.366712][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 29.375840][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 29.384178][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 29.395664][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 29.404031][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 29.414281][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 29.422154][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 29.429995][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 29.437568][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 29.445744][ T367] device veth0_vlan entered promiscuous mode
[ 29.454408][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 29.462466][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 29.471312][ T367] device veth1_macvtap entered promiscuous mode
[ 29.479312][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 29.486919][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 29.495224][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 29.504334][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 29.512489][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 29.698977][ T373] ==================================================================
[ 29.707059][ T373] BUG: KASAN: use-after-free in pppol2tp_sock_to_session+0x1a0/0x1b0
[ 29.715120][ T373] Read of size 4 at addr ffff88812b9c8800 by task syz.2.17/373
[ 29.722642][ T373]
[ 29.724948][ T373] CPU: 0 PID: 373 Comm: syz.2.17 Not tainted syzkaller #0
[ 29.732030][ T373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 29.742068][ T373] Call Trace:
[ 29.745368][ T373]
[ 29.748302][ T373] __dump_stack+0x21/0x30
[ 29.752610][ T373] dump_stack_lvl+0x110/0x170
[ 29.757263][ T373] ? show_regs_print_info+0x20/0x20
[ 29.762433][ T373] ? load_image+0x3f0/0x3f0
[ 29.768435][ T373] ? __local_bh_enable_ip+0x58/0x80
[ 29.773644][ T373] print_address_description+0x7f/0x2c0
[ 29.779175][ T373] ? pppol2tp_sock_to_session+0x1a0/0x1b0
[ 29.784876][ T373] kasan_report+0x10f/0x150
[ 29.789378][ T373] ? pppol2tp_sock_to_session+0x1a0/0x1b0
[ 29.795079][ T373] __asan_report_load4_noabort+0x14/0x20
[ 29.800706][ T373] pppol2tp_sock_to_session+0x1a0/0x1b0
[ 29.806231][ T373] pppol2tp_release+0x150/0x2b0
[ 29.811058][ T373] sock_close+0xb8/0x200
[ 29.815274][ T373] ? sock_mmap+0xa0/0xa0
[ 29.819502][ T373] __fput+0x22b/0x900
[ 29.823486][ T373] ____fput+0x15/0x20
[ 29.827443][ T373] task_work_run+0x127/0x190
[ 29.832020][ T373] do_exit+0xb70/0x29a0
[ 29.836175][ T373] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 29.841873][ T373] ? put_task_struct+0x90/0x90
[ 29.846625][ T373] ? __kasan_check_write+0x14/0x20
[ 29.851716][ T373] __x64_sys_exit+0x40/0x40
[ 29.856196][ T373] x64_sys_call+0x44/0x9a0
[ 29.860587][ T373] do_syscall_64+0x4c/0xa0
[ 29.864974][ T373] ? clear_bhb_loop+0x50/0xa0
[ 29.869625][ T373] ? clear_bhb_loop+0x50/0xa0
[ 29.874286][ T373] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 29.880153][ T373] RIP: 0033:0x7f6e56425e99
[ 29.884542][ T373] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 29.891878][ T373] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 29.900274][ T373] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 29.908222][ T373] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 29.916205][ T373] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 29.924155][ T373] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 29.932115][ T373] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 29.940067][ T373]
[ 29.943075][ T373]
[ 29.945372][ T373] Allocated by task 372:
[ 29.949578][ T373] __kasan_kmalloc+0xd4/0x100
[ 29.954260][ T373] __kmalloc+0x13d/0x2c0
[ 29.958472][ T373] l2tp_session_create+0x39/0xb60
[ 29.963469][ T373] pppol2tp_connect+0xbf5/0x1640
[ 29.968377][ T373] __sys_connect+0x3cb/0x450
[ 29.972939][ T373] __x64_sys_connect+0x7a/0x90
[ 29.977669][ T373] x64_sys_call+0x7c/0x9a0
[ 29.982059][ T373] do_syscall_64+0x4c/0xa0
[ 29.986461][ T373] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 29.992337][ T373]
[ 29.994638][ T373] Freed by task 10:
[ 29.998419][ T373] kasan_set_track+0x4a/0x70
[ 30.002983][ T373] kasan_set_free_info+0x23/0x40
[ 30.007902][ T373] ____kasan_slab_free+0x125/0x160
[ 30.012989][ T373] __kasan_slab_free+0x11/0x20
[ 30.017730][ T373] slab_free_freelist_hook+0xc2/0x190
[ 30.023079][ T373] kfree+0xc4/0x270
[ 30.026879][ T373] l2tp_session_put+0xaf/0x1a0
[ 30.031634][ T373] l2tp_session_delete+0x3a9/0x4a0
[ 30.036723][ T373] l2tp_tunnel_del_work+0x180/0x3d0
[ 30.041898][ T373] process_one_work+0x6c8/0xbb0
[ 30.046728][ T373] worker_thread+0xaa0/0x1250
[ 30.051381][ T373] kthread+0x3f5/0x4f0
[ 30.055430][ T373] ret_from_fork+0x1f/0x30
[ 30.059824][ T373]
[ 30.062132][ T373] The buggy address belongs to the object at ffff88812b9c8800
[ 30.062132][ T373] which belongs to the cache kmalloc-512 of size 512
[ 30.076159][ T373] The buggy address is located 0 bytes inside of
[ 30.076159][ T373] 512-byte region [ffff88812b9c8800, ffff88812b9c8a00)
[ 30.089236][ T373] The buggy address belongs to the page:
[ 30.094853][ T373] page:ffffea0004ae7200 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x12b9c8
[ 30.105067][ T373] head:ffffea0004ae7200 order:2 compound_mapcount:0 compound_pincount:0
[ 30.113369][ T373] flags: 0x4000000000010200(slab|head|zone=1)
[ 30.119419][ T373] raw: 4000000000010200 0000000000000000 dead000000000122 ffff888100042f00
[ 30.127989][ T373] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000
[ 30.136552][ T373] page dumped because: kasan: bad access detected
[ 30.142940][ T373] page_owner tracks the page as allocated
[ 30.148638][ T373] 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 367, ts 29524432327, free_ts 29437313267
[ 30.169292][ T373] post_alloc_hook+0x192/0x1b0
[ 30.174047][ T373] prep_new_page+0x1c/0x110
[ 30.178534][ T373] get_page_from_freelist+0x2c3a/0x2cd0
[ 30.184072][ T373] __alloc_pages+0x1a2/0x460
[ 30.188657][ T373] new_slab+0xa0/0x4d0
[ 30.192714][ T373] ___slab_alloc+0x3ac/0x840
[ 30.197289][ T373] __slab_alloc+0x49/0x90
[ 30.201602][ T373] kmem_cache_alloc_trace+0x146/0x270
[ 30.206955][ T373] rtnl_newlink+0x17f/0x1900
[ 30.211528][ T373] rtnetlink_rcv_msg+0x9fd/0xcb0
[ 30.216446][ T373] netlink_rcv_skb+0x1e9/0x430
[ 30.221206][ T373] rtnetlink_rcv+0x1c/0x20
[ 30.225600][ T373] netlink_unicast+0x86c/0xa30
[ 30.230345][ T373] netlink_sendmsg+0x879/0xb80
[ 30.235088][ T373] __sys_sendto+0x46d/0x620
[ 30.239577][ T373] __x64_sys_sendto+0xe5/0x100
[ 30.244321][ T373] page last free stack trace:
[ 30.248969][ T373] __free_pages_ok+0xa13/0xae0
[ 30.253714][ T373] __free_pages+0xf6/0x100
[ 30.258112][ T373] free_nonslab_page+0x86/0xc0
[ 30.262855][ T373] kfree+0x19a/0x270
[ 30.266732][ T373] kvfree+0x35/0x40
[ 30.270517][ T373] wg_destruct+0x299/0x300
[ 30.274916][ T373] netdev_run_todo+0x73d/0x950
[ 30.279660][ T373] rtnl_unlock+0xe/0x10
[ 30.283794][ T373] default_device_exit_batch+0x363/0x3c0
[ 30.289408][ T373] cleanup_net+0x605/0xae0
[ 30.293802][ T373] process_one_work+0x6c8/0xbb0
[ 30.298652][ T373] worker_thread+0xaa0/0x1250
[ 30.303310][ T373] kthread+0x3f5/0x4f0
[ 30.307360][ T373] ret_from_fork+0x1f/0x30
[ 30.311758][ T373]
[ 30.314061][ T373] Memory state around the buggy address:
[ 30.319677][ T373] ffff88812b9c8700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 30.327712][ T373] ffff88812b9c8780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 30.335748][ T373] >ffff88812b9c8800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 30.343781][ T373] ^
[ 30.347823][ T373] ffff88812b9c8880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 30.355859][ T373] ffff88812b9c8900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 30.363907][ T373] ==================================================================
[ 30.371946][ T373] Disabling lock debugging due to kernel taint
[ 30.381929][ T373] ------------[ cut here ]------------
[ 30.387406][ T373] WARNING: CPU: 1 PID: 373 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 30.397533][ T373] Modules linked in:
[ 30.402459][ T373] CPU: 0 PID: 373 Comm: syz.2.17 Tainted: G B syzkaller #0
[ 30.411028][ T373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 30.421129][ T373] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 30.427485][ T373] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 30.447139][ T373] RSP: 0018:ffffc90003fcfbf0 EFLAGS: 00010293
[ 30.453290][ T373] RAX: ffffffff845e1247 RBX: ffff8881113b5000 RCX: ffff8881103e93c0
[ 30.461469][ T373] RDX: 0000000000000000 RSI: 0000000007791a80 RDI: 000000000c04eb7d
[ 30.469467][ T373] RBP: ffffc90003fcfc10 R08: 0000000000000003 R09: 0000000000000004
[ 30.477791][ T373] R10: dffffc0000000000 R11: fffffbfff0e18c4c R12: dffffc0000000000
[ 30.485847][ T373] R13: dffffc0000000000 R14: 0000000007791a80 R15: ffff88812b9c8800
[ 30.493830][ T373] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 30.503075][ T373] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 30.509655][ T373] CR2: 00007f6e563e0fb0 CR3: 000000010d7bf000 CR4: 00000000003506b0
[ 30.517630][ T373] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 30.525603][ T373] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 30.533771][ T373] Call Trace:
[ 30.537051][ T373]
[ 30.539985][ T373] pppol2tp_release+0x150/0x2b0
[ 30.545774][ T409] ------------[ cut here ]------------
[ 30.552029][ T373] sock_close+0xb8/0x200
[ 30.561127][ T373] ? sock_mmap+0xa0/0xa0
[ 30.562786][ T409] WARNING: CPU: 1 PID: 409 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 30.565406][ T373] __fput+0x22b/0x900
[ 30.576564][ T409] Modules linked in:
[ 30.580507][ T373] ____fput+0x15/0x20
[ 30.583347][ T409] CPU: 1 PID: 409 Comm: syz.2.29 Tainted: G B syzkaller #0
[ 30.587410][ T373] task_work_run+0x127/0x190
[ 30.596678][ T409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 30.602101][ T373] do_exit+0xb70/0x29a0
[ 30.610640][ T409] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 30.614791][ T373] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 30.614812][ T373] ? put_task_struct+0x90/0x90
[ 30.614829][ T373] ? __kasan_check_write+0x14/0x20
[ 30.621857][ T409] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 30.627198][ T373] __x64_sys_exit+0x40/0x40
[ 30.631726][ T409] RSP: 0018:ffffc9000408fbf0 EFLAGS: 00010293
[ 30.636876][ T373] x64_sys_call+0x44/0x9a0
[ 30.662173][ T409]
[ 30.669779][ T373] do_syscall_64+0x4c/0xa0
[ 30.675558][ T409] RAX: ffffffff845e1247 RBX: ffff888111a2e000 RCX: ffff888111af13c0
[ 30.678112][ T373] ? clear_bhb_loop+0x50/0xa0
[ 30.690695][ T373] ? clear_bhb_loop+0x50/0xa0
[ 30.692015][ T409] RDX: 0000000000000000 RSI: 0000000007df3820 RDI: 000000000c04eb7d
[ 30.695467][ T373] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 30.703503][ T409] RBP: ffffc9000408fc10 R08: ffff888111a2e083 R09: 1ffff11022345c10
[ 30.709394][ T373] RIP: 0033:0x7f6e56425e99
[ 30.723897][ T409] R10: dffffc0000000000 R11: ffffed1022345c11 R12: dffffc0000000000
[ 30.726287][ T373] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 30.737565][ T409] R13: dffffc0000000000 R14: 0000000007df3820 R15: ffff888120819000
[ 30.740213][ T412] ------------[ cut here ]------------
[ 30.753548][ T412] WARNING: CPU: 0 PID: 412 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 30.755839][ T409] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 30.763858][ T412] Modules linked in:
[ 30.777386][ T412] CPU: 0 PID: 412 Comm: syz.2.30 Tainted: G B syzkaller #0
[ 30.785939][ T373] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 30.785962][ T373] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 30.785974][ T373] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 30.785985][ T373] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 30.785995][ T373] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 30.786005][ T373] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 30.786027][ T373]
[ 30.794589][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 30.803552][ T409] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 30.810545][ T412] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 30.827381][ T373] ---[ end trace 899cbc3da801258c ]---
[ 30.834470][ T412] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 30.853730][ T409] CR2: 00007f6e563e0fb0 CR3: 0000000111aad000 CR4: 00000000003506a0
[ 30.854104][ T412] RSP: 0018:ffffc9000409fbf0 EFLAGS: 00010293
[ 30.860459][ T409] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 30.865895][ T412]
[ 30.887362][ T409] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 30.901444][ T412] RAX: ffffffff845e1247 RBX: ffff88811250d000 RCX: ffff8881115ebb40
[ 30.927092][ T409] Call Trace:
[ 30.930382][ T409]
[ 30.933410][ T412] RDX: 0000000000000000 RSI: 000000002db7d500 RDI: 000000000c04eb7d
[ 30.933647][ T409] pppol2tp_release+0x150/0x2b0
[ 30.944095][ T412] RBP: ffffc9000409fc10 R08: ffff88811250d083 R09: 1ffff110224a1a10
[ 30.955344][ T412] R10: dffffc0000000000 R11: ffffed10224a1a11 R12: dffffc0000000000
[ 30.962453][ T409] sock_close+0xb8/0x200
[ 30.964466][ T412] R13: dffffc0000000000 R14: 000000002db7d500 R15: ffff88812b93a800
[ 30.967812][ T409] ? sock_mmap+0xa0/0xa0
[ 30.978474][ T412] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 30.979947][ T409] __fput+0x22b/0x900
[ 30.989879][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 30.998609][ T409] ____fput+0x15/0x20
[ 30.999581][ T412] CR2: 00007f6e563e0fb0 CR3: 000000011200c000 CR4: 00000000003506a0
[ 31.003925][ T409] task_work_run+0x127/0x190
[ 31.012295][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 31.017216][ T409] do_exit+0xb70/0x29a0
[ 31.024204][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 31.028844][ T409] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 31.036189][ T412] Call Trace:
[ 31.042421][ T409] ? put_task_struct+0x90/0x90
[ 31.045337][ T412]
[ 31.050029][ T409] ? __kasan_check_write+0x14/0x20
[ 31.054644][ T412] pppol2tp_release+0x150/0x2b0
[ 31.058372][ T409] __x64_sys_exit+0x40/0x40
[ 31.067592][ T409] x64_sys_call+0x44/0x9a0
[ 31.067781][ T412] sock_close+0xb8/0x200
[ 31.072302][ T409] do_syscall_64+0x4c/0xa0
[ 31.076482][ T412] ? sock_mmap+0xa0/0xa0
[ 31.080810][ T409] ? clear_bhb_loop+0x50/0xa0
[ 31.089641][ T409] ? clear_bhb_loop+0x50/0xa0
[ 31.092791][ T412] __fput+0x22b/0x900
[ 31.098544][ T412] ____fput+0x15/0x20
[ 31.098590][ T409] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 31.109344][ T434] ------------[ cut here ]------------
[ 31.110073][ T409] RIP: 0033:0x7f6e56425e99
[ 31.115155][ T412] task_work_run+0x127/0x190
[ 31.119270][ T409] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 31.123913][ T434] WARNING: CPU: 1 PID: 434 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 31.131385][ T409] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 31.143548][ T412] do_exit+0xb70/0x29a0
[ 31.149929][ T409] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 31.154014][ T434] Modules linked in:
[ 31.161893][ T412] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 31.162006][ T409] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 31.175275][ T412] ? put_task_struct+0x90/0x90
[ 31.183625][ T409] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 31.184570][ T434]
[ 31.193400][ T409] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 31.194747][ T412] ? __kasan_check_write+0x14/0x20
[ 31.202571][ T409] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 31.207757][ T434] CPU: 1 PID: 434 Comm: syz.2.37 Tainted: G B W syzkaller #0
[ 31.215625][ T409]
[ 31.225087][ T412] __x64_sys_exit+0x40/0x40
[ 31.228316][ T409] ---[ end trace 899cbc3da801258d ]---
[ 31.231827][ T434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 31.237370][ T412] x64_sys_call+0x44/0x9a0
[ 31.247360][ T434] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 31.251855][ T412] do_syscall_64+0x4c/0xa0
[ 31.258091][ T434] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 31.262644][ T412] ? clear_bhb_loop+0x50/0xa0
[ 31.283016][ T434] RSP: 0018:ffffc900040afbf0 EFLAGS: 00010293
[ 31.292911][ T434] RAX: ffffffff845e1247 RBX: ffff8881130d0000 RCX: ffff8881130de2c0
[ 31.299044][ T412] ? clear_bhb_loop+0x50/0xa0
[ 31.301351][ T434] RDX: 0000000000000000 RSI: 000000000c0483a0 RDI: 000000000c04eb7d
[ 31.307408][ T412] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 31.313661][ T434] RBP: ffffc900040afc10 R08: ffff8881130d0083 R09: 1ffff1102261a010
[ 31.326729][ T412] RIP: 0033:0x7f6e56425e99
[ 31.328582][ T443] ------------[ cut here ]------------
[ 31.333334][ T412] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 31.337361][ T443] WARNING: CPU: 1 PID: 443 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 31.352335][ T412] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 31.356141][ T434] R10: dffffc0000000000 R11: ffffed102261a011 R12: dffffc0000000000
[ 31.364964][ T443] Modules linked in:
[ 31.372104][ T412] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 31.376101][ T434] R13: dffffc0000000000 R14: 000000000c0483a0 R15: ffff888110632c00
[ 31.392426][ T434] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 31.401498][ T434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 31.402734][ T443]
[ 31.408071][ T434] CR2: 00007f6e563e0fb0 CR3: 000000010d7e0000 CR4: 00000000003506a0
[ 31.410383][ T443] CPU: 0 PID: 443 Comm: syz.2.40 Tainted: G B W syzkaller #0
[ 31.428213][ T412] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 31.428568][ T434] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 31.439930][ T412] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 31.453241][ T434] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 31.455484][ T443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 31.464504][ T434] Call Trace:
[ 31.472251][ T412] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 31.478304][ T434]
[ 31.486055][ T434] pppol2tp_release+0x150/0x2b0
[ 31.487273][ T412] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 31.490926][ T434] sock_close+0xb8/0x200
[ 31.499071][ T443] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 31.510624][ T452] ------------[ cut here ]------------
[ 31.516486][ T443] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 31.534490][ T434] ? sock_mmap+0xa0/0xa0
[ 31.541449][ T452] WARNING: CPU: 0 PID: 452 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 31.551551][ T434] __fput+0x22b/0x900
[ 31.551573][ T412]
[ 31.555547][ T434] ____fput+0x15/0x20
[ 31.555563][ T434] task_work_run+0x127/0x190
[ 31.559461][ T412] ---[ end trace 899cbc3da801258e ]---
[ 31.572687][ T452] Modules linked in:
[ 31.576576][ T452] CPU: 0 PID: 452 Comm: syz.2.43 Tainted: G B W syzkaller #0
[ 31.584320][ T434] do_exit+0xb70/0x29a0
[ 31.585618][ T443] RSP: 0018:ffffc900040ffbf0 EFLAGS: 00010293
[ 31.595510][ T434] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 31.611090][ T434] ? put_task_struct+0x90/0x90
[ 31.613973][ T452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 31.615857][ T434] ? __kasan_check_write+0x14/0x20
[ 31.626189][ T452] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 31.633898][ T443] RAX: ffffffff845e1247 RBX: ffff888113079000 RCX: ffff888113083b40
[ 31.637909][ T452] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 31.645681][ T434] __x64_sys_exit+0x40/0x40
[ 31.665480][ T452] RSP: 0018:ffffc9000416fbf0 EFLAGS: 00010293
[ 31.670269][ T443] RDX: 0000000000000000 RSI: 000000000aecbbe0 RDI: 000000000c04eb7d
[ 31.675896][ T452] RAX: ffffffff845e1247 RBX: ffff888113c49000 RCX: ffff888113b32780
[ 31.691794][ T452] RDX: 0000000000000000 RSI: 00000000083f1a00 RDI: 000000000c04eb7d
[ 31.693082][ T467] ------------[ cut here ]------------
[ 31.699758][ T452] RBP: ffffc9000416fc10 R08: ffff888113c49083 R09: 1ffff11022789210
[ 31.705654][ T467] WARNING: CPU: 1 PID: 467 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 31.713435][ T452] R10: dffffc0000000000 R11: ffffed1022789211 R12: dffffc0000000000
[ 31.723708][ T443] RBP: ffffc900040ffc10 R08: ffff888113079083 R09: 1ffff1102260f210
[ 31.731541][ T434] x64_sys_call+0x44/0x9a0
[ 31.739404][ T443] R10: dffffc0000000000 R11: ffffed102260f211 R12: dffffc0000000000
[ 31.743944][ T452] R13: dffffc0000000000 R14: 00000000083f1a00 R15: ffff888111588c00
[ 31.752047][ T443] R13: dffffc0000000000 R14: 000000000aecbbe0 R15: ffff888110636800
[ 31.759789][ T467] Modules linked in:
[ 31.767654][ T434] do_syscall_64+0x4c/0xa0
[ 31.768629][ T443] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 31.771739][ T434] ? clear_bhb_loop+0x50/0xa0
[ 31.776067][ T443] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 31.786286][ T467]
[ 31.796186][ T443] CR2: 00007f6e563e0fb0 CR3: 000000012d76c000 CR4: 00000000003506a0
[ 31.802901][ T452] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 31.811820][ T434] ? clear_bhb_loop+0x50/0xa0
[ 31.819231][ T467] CPU: 0 PID: 467 Comm: syz.2.48 Tainted: G B W syzkaller #0
[ 31.820151][ T443] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 31.828707][ T452] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 31.838641][ T434] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 31.843227][ T467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 31.849137][ T434] RIP: 0033:0x7f6e56425e99
[ 31.859389][ T452] CR2: 000055558c9934e8 CR3: 000000010df09000 CR4: 00000000003506b0
[ 31.863947][ T443] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 31.871589][ T467] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 31.879615][ T434] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 31.885997][ T452] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 31.893271][ T443] Call Trace:
[ 31.901220][ T467] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 31.904522][ T434] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246
[ 31.924645][ T452] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 31.931165][ T474] ------------[ cut here ]------------
[ 31.938696][ T452] Call Trace:
[ 31.944361][ T443]
[ 31.947480][ T467] RSP: 0018:ffffc9000403fbf0 EFLAGS: 00010293
[ 31.950305][ T443] pppol2tp_release+0x150/0x2b0
[ 31.956381][ T452]
[ 31.964525][ T474] WARNING: CPU: 1 PID: 474 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 31.970738][ T452] pppol2tp_release+0x150/0x2b0
[ 31.975937][ T443] sock_close+0xb8/0x200
[ 31.979684][ T467] RAX: ffffffff845e1247 RBX: ffff888113972000 RCX: ffff8881139b93c0
[ 31.983974][ T474] Modules linked in:
[ 31.992040][ T452] sock_close+0xb8/0x200
[ 32.000161][ T452] ? sock_mmap+0xa0/0xa0
[ 32.004750][ T467] RDX: 0000000000000000 RSI: 0000000010639a40 RDI: 000000000c04eb7d
[ 32.012757][ T452] __fput+0x22b/0x900
[ 32.014507][ T443] ? sock_mmap+0xa0/0xa0
[ 32.016831][ T434] ORIG_RAX: 000000000000003c
[ 32.021966][ T474]
[ 32.025757][ T452] ____fput+0x15/0x20
[ 32.028044][ T474] CPU: 1 PID: 474 Comm: syz.2.50 Tainted: G B W syzkaller #0
[ 32.033152][ T434] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 32.040668][ T443] __fput+0x22b/0x900
[ 32.048560][ T467] RBP: ffffc9000403fc10 R08: ffff888113972083 R09: 1ffff1102272e410
[ 32.052994][ T474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 32.060637][ T452] task_work_run+0x127/0x190
[ 32.070661][ T443] ____fput+0x15/0x20
[ 32.075239][ T467] R10: dffffc0000000000 R11: ffffed102272e411 R12: dffffc0000000000
[ 32.079256][ T443] task_work_run+0x127/0x190
[ 32.087212][ T467] R13: dffffc0000000000 R14: 0000000010639a40 R15: ffff88812031d000
[ 32.091810][ T474] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 32.099760][ T452] do_exit+0xb70/0x29a0
[ 32.106673][ T443] do_exit+0xb70/0x29a0
[ 32.110314][ T452] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 32.114445][ T434] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 32.120116][ T467] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 32.137012][ T452] ? put_task_struct+0x90/0x90
[ 32.137335][ T443] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 32.143664][ T452] ? __kasan_check_write+0x14/0x20
[ 32.151813][ T443] ? put_task_struct+0x90/0x90
[ 32.154296][ T452] __x64_sys_exit+0x40/0x40
[ 32.157334][ T443] ? __kasan_check_write+0x14/0x20
[ 32.161834][ T467] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 32.161860][ T467] CR2: 00007f6e566afdac CR3: 0000000113ecb000 CR4: 00000000003506b0
[ 32.161875][ T467] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 32.161885][ T467] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 32.161901][ T467] Call Trace:
[ 32.161905][ T467]
[ 32.161911][ T467] pppol2tp_release+0x150/0x2b0
[ 32.168198][ T483] ------------[ cut here ]------------
[ 32.177210][ T452] x64_sys_call+0x44/0x9a0
[ 32.186098][ T474] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 32.190296][ T467] sock_close+0xb8/0x200
[ 32.198628][ T434] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 32.202203][ T452] do_syscall_64+0x4c/0xa0
[ 32.204029][ T434] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 32.208816][ T452] ? clear_bhb_loop+0x50/0xa0
[ 32.214470][ T474] RSP: 0018:ffffc9000422fbf0 EFLAGS: 00010293
[ 32.219898][ T483] WARNING: CPU: 0 PID: 483 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 32.238587][ T443] __x64_sys_exit+0x40/0x40
[ 32.244158][ T452] ? clear_bhb_loop+0x50/0xa0
[ 32.272755][ T434] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 32.273782][ T467] ? sock_mmap+0xa0/0xa0
[ 32.284930][ T443] x64_sys_call+0x44/0x9a0
[ 32.288162][ T467] __fput+0x22b/0x900
[ 32.294328][ T434]
[ 32.301066][ T467] ____fput+0x15/0x20
[ 32.309602][ T443] do_syscall_64+0x4c/0xa0
[ 32.313430][ T483] Modules linked in:
[ 32.324836][ T467] task_work_run+0x127/0x190
[ 32.334039][ T443] ? clear_bhb_loop+0x50/0xa0
[ 32.334333][ T452] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 32.338876][ T443] ? clear_bhb_loop+0x50/0xa0
[ 32.344630][ T483]
[ 32.344638][ T483] CPU: 0 PID: 483 Comm: syz.2.53 Tainted: G B W syzkaller #0
[ 32.344656][ T483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 32.344665][ T483] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 32.351340][ T474]
[ 32.353073][ T483] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 32.364617][ T434] ---[ end trace 899cbc3da801258f ]---
[ 32.370215][ T467] do_exit+0xb70/0x29a0
[ 32.377240][ T474] RAX: ffffffff845e1247 RBX: ffff888113974000 RCX: ffff888114ea13c0
[ 32.380504][ T452] RIP: 0033:0x7f6e56425e99
[ 32.398752][ T474] RDX: 0000000000000000 RSI: 0000000010638540 RDI: 000000000c04eb7d
[ 32.404477][ T443] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 32.408244][ T474] RBP: ffffc9000422fc10 R08: ffff888113974083 R09: 1ffff1102272e810
[ 32.419235][ T467] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 32.424971][ T474] R10: dffffc0000000000 R11: ffffed102272e811 R12: dffffc0000000000
[ 32.429126][ T467] ? put_task_struct+0x90/0x90
[ 32.437104][ T474] R13: dffffc0000000000 R14: 0000000010638540 R15: ffff888110c9f400
[ 32.442441][ T483] RSP: 0018:ffffc9000425fbf0 EFLAGS: 00010293
[ 32.448125][ T474] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 32.456262][ T443] RIP: 0033:0x7f6e56425e99
[ 32.460943][ T474] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 32.468866][ T452] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 32.494911][ T467] ? __kasan_check_write+0x14/0x20
[ 32.507332][ T467] __x64_sys_exit+0x40/0x40
[ 32.509738][ T443] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 32.512008][ T467] x64_sys_call+0x44/0x9a0
[ 32.521949][ T483]
[ 32.526279][ T443] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 32.527059][ T467] do_syscall_64+0x4c/0xa0
[ 32.535660][ T483] RAX: ffffffff845e1247 RBX: ffff888114e03000 RCX: ffff888114e862c0
[ 32.541395][ T467] ? clear_bhb_loop+0x50/0xa0
[ 32.552466][ T467] ? clear_bhb_loop+0x50/0xa0
[ 32.553816][ T474] CR2: 00007f6e566afdac CR3: 000000010d7e0000 CR4: 00000000003506a0
[ 32.557152][ T467] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 32.565233][ T443] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 32.575422][ T467] RIP: 0033:0x7f6e56425e99
[ 32.584577][ T483] RDX: 0000000000000000 RSI: 0000000013ecc240 RDI: 000000000c04eb7d
[ 32.585310][ T467] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 32.592682][ T474] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 32.605163][ T467] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 32.612164][ T443] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 32.616724][ T467] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 32.625481][ T483] RBP: ffffc9000425fc10 R08: ffff888114e03083 R09: 1ffff110229c0610
[ 32.635131][ T467] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 32.646445][ T483] R10: dffffc0000000000 R11: ffffed10229c0611 R12: dffffc0000000000
[ 32.648663][ T452] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246
[ 32.656307][ T443] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 32.657588][ T452] ORIG_RAX: 000000000000003c
[ 32.662562][ T474] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 32.675564][ T452] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 32.686858][ T467] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 32.691331][ T483] R13: dffffc0000000000 R14: 0000000013ecc240 R15: ffff888110b01c00
[ 32.701310][ T467] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 32.708053][ T507] ------------[ cut here ]------------
[ 32.715072][ T443] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 32.720638][ T452] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 32.735939][ T467] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 32.737739][ T507] WARNING: CPU: 1 PID: 507 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 32.744942][ T443] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 32.754671][ T483] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 32.762873][ T474] Call Trace:
[ 32.771479][ T452] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 32.783739][ T507] Modules linked in:
[ 32.785218][ T467]
[ 32.788428][ T507] CPU: 1 PID: 507 Comm: syz.2.61 Tainted: G B W syzkaller #0
[ 32.792034][ T467] ---[ end trace 899cbc3da8012590 ]---
[ 32.799355][ T452] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 32.805630][ T474]
[ 32.812745][ T507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 32.816084][ T483] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 32.825735][ T452] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 32.838340][ T443]
[ 32.840781][ T507] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 32.844793][ T443] ---[ end trace 899cbc3da8012591 ]---
[ 32.850597][ T507] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 32.855938][ T474] pppol2tp_release+0x150/0x2b0
[ 32.874855][ T452]
[ 32.882944][ T452] ---[ end trace 899cbc3da8012592 ]---
[ 32.888661][ T507] RSP: 0018:ffffc90004377bf0 EFLAGS: 00010293
[ 32.889283][ T483] CR2: 000006c596162000 CR3: 000000010d6a0000 CR4: 00000000003506a0
[ 32.894974][ T507] RAX: ffffffff845e1247 RBX: ffff888115899000 RCX: ffff888115b593c0
[ 32.903646][ T474] sock_close+0xb8/0x200
[ 32.911050][ T507] RDX: 0000000000000000 RSI: 0000000009c35b20 RDI: 000000000c04eb7d
[ 32.923046][ T507] RBP: ffffc90004377c10 R08: ffff888115899083 R09: 1ffff11022b13210
[ 32.923173][ T483] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 32.931202][ T507] R10: dffffc0000000000 R11: ffffed1022b13211 R12: dffffc0000000000
[ 32.946864][ T483] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 32.948207][ T507] R13: dffffc0000000000 R14: 0000000009c35b20 R15: ffff8881202e9c00
[ 32.955519][ T474] ? sock_mmap+0xa0/0xa0
[ 32.965374][ T507] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 32.967466][ T483] Call Trace:
[ 32.976383][ T507] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 32.979690][ T474] __fput+0x22b/0x900
[ 32.986317][ T507] CR2: 00007f6e566afdac CR3: 000000011239a000 CR4: 00000000003506a0
[ 32.991471][ T483]
[ 32.998957][ T507] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 33.001436][ T474] ____fput+0x15/0x20
[ 33.013427][ T483] pppol2tp_release+0x150/0x2b0
[ 33.013473][ T507] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 33.026259][ T483] sock_close+0xb8/0x200
[ 33.026748][ T507] Call Trace:
[ 33.030521][ T483] ? sock_mmap+0xa0/0xa0
[ 33.033890][ T507]
[ 33.033897][ T507] pppol2tp_release+0x150/0x2b0
[ 33.033917][ T507] sock_close+0xb8/0x200
[ 33.033932][ T507] ? sock_mmap+0xa0/0xa0
[ 33.033946][ T507] __fput+0x22b/0x900
[ 33.033963][ T507] ____fput+0x15/0x20
[ 33.033977][ T507] task_work_run+0x127/0x190
[ 33.033993][ T507] do_exit+0xb70/0x29a0
[ 33.045739][ T474] task_work_run+0x127/0x190
[ 33.046830][ T507] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 33.050707][ T474] do_exit+0xb70/0x29a0
[ 33.057594][ T483] __fput+0x22b/0x900
[ 33.063037][ T507] ? put_task_struct+0x90/0x90
[ 33.081016][ T483] ____fput+0x15/0x20
[ 33.084062][ T474] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 33.085621][ T483] task_work_run+0x127/0x190
[ 33.089577][ T474] ? put_task_struct+0x90/0x90
[ 33.095388][ T483] do_exit+0xb70/0x29a0
[ 33.107163][ T507] ? __kasan_check_write+0x14/0x20
[ 33.109249][ T483] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 33.114060][ T474] ? __kasan_check_write+0x14/0x20
[ 33.117606][ T483] ? put_task_struct+0x90/0x90
[ 33.122997][ T507] __x64_sys_exit+0x40/0x40
[ 33.131556][ T483] ? __kasan_check_write+0x14/0x20
[ 33.147960][ T483] __x64_sys_exit+0x40/0x40
[ 33.152239][ T474] __x64_sys_exit+0x40/0x40
[ 33.153268][ T483] x64_sys_call+0x44/0x9a0
[ 33.157114][ T474] x64_sys_call+0x44/0x9a0
[ 33.166204][ T483] do_syscall_64+0x4c/0xa0
[ 33.169906][ T507] x64_sys_call+0x44/0x9a0
[ 33.171739][ T483] ? clear_bhb_loop+0x50/0xa0
[ 33.175201][ T474] do_syscall_64+0x4c/0xa0
[ 33.184635][ T483] ? clear_bhb_loop+0x50/0xa0
[ 33.188298][ T507] do_syscall_64+0x4c/0xa0
[ 33.193849][ T474] ? clear_bhb_loop+0x50/0xa0
[ 33.198519][ T474] ? clear_bhb_loop+0x50/0xa0
[ 33.202899][ T483] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 33.203739][ T507] ? clear_bhb_loop+0x50/0xa0
[ 33.212483][ T483] RIP: 0033:0x7f6e56425e99
[ 33.217740][ T474] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 33.218138][ T483] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 33.224098][ T507] ? clear_bhb_loop+0x50/0xa0
[ 33.224115][ T507] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 33.224129][ T507] RIP: 0033:0x7f6e56425e99
[ 33.233093][ T483] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246
[ 33.236305][ T474] RIP: 0033:0x7f6e56425e99
[ 33.243091][ T483] ORIG_RAX: 000000000000003c
[ 33.246589][ T507] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 33.258185][ T483] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 33.266492][ T543] ------------[ cut here ]------------
[ 33.277388][ T483] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 33.286704][ T474] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 33.291341][ T546] ------------[ cut here ]------------
[ 33.298029][ T543] WARNING: CPU: 0 PID: 543 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 33.312578][ T483] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 33.313364][ T474] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246
[ 33.321559][ T507] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246
[ 33.327511][ T483] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 33.331633][ T546] WARNING: CPU: 0 PID: 546 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 33.339118][ T483] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 33.345700][ T507] ORIG_RAX: 000000000000003c
[ 33.355428][ T483]
[ 33.364494][ T474] ORIG_RAX: 000000000000003c
[ 33.371632][ T483] ---[ end trace 899cbc3da8012593 ]---
[ 33.372320][ T546] Modules linked in:
[ 33.377714][ T543] Modules linked in:
[ 33.381874][ T474] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 33.385578][ T543]
[ 33.385787][ T474] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 33.395452][ T543] CPU: 1 PID: 543 Comm: syz.2.73 Tainted: G B W syzkaller #0
[ 33.396356][ T507] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 33.407342][ T543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 33.412767][ T474] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 33.422809][ T546] CPU: 1 PID: 546 Comm: syz.2.74 Tainted: G B W syzkaller #0
[ 33.434745][ T507] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 33.444652][ T543] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 33.452040][ T474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 33.459426][ T546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 33.465195][ T507] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 33.472202][ T543] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 33.480595][ T474] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 33.494232][ T543] RSP: 0018:ffffc900040ffbf0 EFLAGS: 00010293
[ 33.511754][ T546] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 33.518416][ T507] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 33.521536][ T546] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 33.538002][ T507] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 33.560698][ T546] RSP: 0018:ffffc900040efbf0 EFLAGS: 00010293
[ 33.569446][ T546] RAX: ffffffff845e1247 RBX: ffff8881159f8000 RCX: ffff8881158d13c0
[ 33.570455][ T474]
[ 33.577621][ T546] RDX: 0000000000000000 RSI: 0000000009c357a0 RDI: 000000000c04eb7d
[ 33.581284][ T474] ---[ end trace 899cbc3da8012594 ]---
[ 33.594075][ T543]
[ 33.596822][ T543] RAX: ffffffff845e1247 RBX: ffff8881163cd000 RCX: ffff8881164e62c0
[ 33.603847][ T546] RBP: ffffc900040efc10 R08: ffff8881159f8083 R09: 1ffff11022b3f010
[ 33.605017][ T507]
[ 33.619052][ T543] RDX: 0000000000000000 RSI: 0000000009c35c00 RDI: 000000000c04eb7d
[ 33.619489][ T546] R10: dffffc0000000000 R11: ffffed1022b3f011 R12: dffffc0000000000
[ 33.630489][ T507] ---[ end trace 899cbc3da8012595 ]---
[ 33.635319][ T546] R13: dffffc0000000000 R14: 0000000009c357a0 R15: ffff8881202f0c00
[ 33.641882][ T543] RBP: ffffc900040ffc10 R08: ffff8881163cd083 R09: 1ffff11022c79a10
[ 33.648802][ T546] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 33.657520][ T543] R10: dffffc0000000000 R11: ffffed1022c79a11 R12: dffffc0000000000
[ 33.666319][ T546] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 33.673824][ T543] R13: dffffc0000000000 R14: 0000000009c35c00 R15: ffff888115490c00
[ 33.681386][ T546] CR2: 00007f6e563e0fb0 CR3: 0000000123f34000 CR4: 00000000003506b0
[ 33.688220][ T543] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 33.701754][ T546] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 33.712947][ T543] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 33.713063][ T546] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 33.719528][ T543] CR2: 000006c5958ee000 CR3: 000000011bf25000 CR4: 00000000003506a0
[ 33.727831][ T546] Call Trace:
[ 33.737499][ T543] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 33.738954][ T546]
[ 33.746861][ T543] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 33.749951][ T546] pppol2tp_release+0x150/0x2b0
[ 33.758455][ T543] Call Trace:
[ 33.763932][ T546] sock_close+0xb8/0x200
[ 33.766029][ T543]
[ 33.771142][ T546] ? sock_mmap+0xa0/0xa0
[ 33.773241][ T543] pppol2tp_release+0x150/0x2b0
[ 33.777374][ T546] __fput+0x22b/0x900
[ 33.782147][ T543] sock_close+0xb8/0x200
[ 33.790315][ T543] ? sock_mmap+0xa0/0xa0
[ 33.790432][ T546] ____fput+0x15/0x20
[ 33.794791][ T543] __fput+0x22b/0x900
[ 33.798759][ T546] task_work_run+0x127/0x190
[ 33.803693][ T543] ____fput+0x15/0x20
[ 33.808244][ T546] do_exit+0xb70/0x29a0
[ 33.813277][ T543] task_work_run+0x127/0x190
[ 33.819514][ T546] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 33.825689][ T546] ? put_task_struct+0x90/0x90
[ 33.830445][ T546] ? __kasan_check_write+0x14/0x20
[ 33.832170][ T543] do_exit+0xb70/0x29a0
[ 33.836014][ T546] __x64_sys_exit+0x40/0x40
[ 33.839838][ T543] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 33.844357][ T546] x64_sys_call+0x44/0x9a0
[ 33.849984][ T543] ? put_task_struct+0x90/0x90
[ 33.854541][ T546] do_syscall_64+0x4c/0xa0
[ 33.859268][ T543] ? __kasan_check_write+0x14/0x20
[ 33.863812][ T546] ? clear_bhb_loop+0x50/0xa0
[ 33.869429][ T543] __x64_sys_exit+0x40/0x40
[ 33.877945][ T543] x64_sys_call+0x44/0x9a0
[ 33.878088][ T546] ? clear_bhb_loop+0x50/0xa0
[ 33.882777][ T543] do_syscall_64+0x4c/0xa0
[ 33.887211][ T546] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 33.891575][ T543] ? clear_bhb_loop+0x50/0xa0
[ 33.902048][ T543] ? clear_bhb_loop+0x50/0xa0
[ 33.902339][ T546] RIP: 0033:0x7f6e56425e99
[ 33.909649][ T543] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 33.915231][ T546] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 33.924539][ T543] RIP: 0033:0x7f6e56425e99
[ 33.924551][ T546] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 33.928953][ T543] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 33.937468][ T546] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 33.946812][ T543] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246
[ 33.953135][ T546] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 33.953797][ T543] ORIG_RAX: 000000000000003c
[ 33.959276][ T546] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 33.967513][ T543] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 33.972344][ T546] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 33.980126][ T543] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 33.988062][ T546] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 33.996228][ T543] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
2026/07/23 22:52:40 executed programs: 80
[ 34.004782][ T546]
[ 34.012209][ T543] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 34.021126][ T546] ---[ end trace 899cbc3da8012596 ]---
[ 34.034369][ T543] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 34.044438][ T543]
[ 34.047455][ T543] ---[ end trace 899cbc3da8012597 ]---
[ 34.155692][ T606] ------------[ cut here ]------------
[ 34.162631][ T606] WARNING: CPU: 0 PID: 606 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 34.172713][ T606] Modules linked in:
[ 34.176595][ T606] CPU: 0 PID: 606 Comm: syz.2.94 Tainted: G B W syzkaller #0
[ 34.185481][ T606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 34.195664][ T606] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 34.202467][ T606] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 34.222136][ T606] RSP: 0018:ffffc90004547bf0 EFLAGS: 00010293
[ 34.228199][ T606] RAX: ffffffff845e1247 RBX: ffff888117039000 RCX: ffff8881175be2c0
[ 34.236180][ T606] RDX: 0000000000000000 RSI: 0000000012de6540 RDI: 000000000c04eb7d
[ 34.244163][ T606] RBP: ffffc90004547c10 R08: ffff888117039083 R09: 1ffff11022e07210
[ 34.257462][ T606] R10: dffffc0000000000 R11: ffffed1022e07211 R12: dffffc0000000000
[ 34.265477][ T606] R13: dffffc0000000000 R14: 0000000012de6540 R15: ffff88811125f800
[ 34.273466][ T606] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 34.282517][ T606] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 34.289126][ T606] CR2: 000055558c9934e8 CR3: 000000010d7bf000 CR4: 00000000003506a0
[ 34.297252][ T606] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 34.305371][ T606] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 34.313470][ T606] Call Trace:
[ 34.316743][ T606]
[ 34.319661][ T606] pppol2tp_release+0x150/0x2b0
[ 34.324560][ T606] sock_close+0xb8/0x200
[ 34.328822][ T606] ? sock_mmap+0xa0/0xa0
[ 34.333070][ T606] __fput+0x22b/0x900
[ 34.337061][ T606] ____fput+0x15/0x20
[ 34.341098][ T606] task_work_run+0x127/0x190
[ 34.345689][ T606] do_exit+0xb70/0x29a0
[ 34.349839][ T606] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 34.355591][ T606] ? put_task_struct+0x90/0x90
[ 34.360385][ T606] ? __kasan_check_write+0x14/0x20
[ 34.365536][ T606] __x64_sys_exit+0x40/0x40
[ 34.370040][ T606] x64_sys_call+0x44/0x9a0
[ 34.374761][ T606] do_syscall_64+0x4c/0xa0
[ 34.379186][ T606] ? clear_bhb_loop+0x50/0xa0
[ 34.384072][ T606] ? clear_bhb_loop+0x50/0xa0
[ 34.384135][ T633] ------------[ cut here ]------------
[ 34.388749][ T606] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 34.394414][ T633] WARNING: CPU: 0 PID: 633 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 34.401033][ T606] RIP: 0033:0x7f6e56425e99
[ 34.410999][ T633] Modules linked in:
[ 34.416454][ T606] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 34.419126][ T633] CPU: 0 PID: 633 Comm: syz.2.103 Tainted: G B W syzkaller #0
[ 34.426646][ T606] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 34.435360][ T633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 34.443706][ T606] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 34.453815][ T633] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 34.461936][ T606] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 34.468998][ T633] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 34.476419][ T606] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 34.495753][ T633] RSP: 0018:ffffc9000478fbf0 EFLAGS: 00010293
[ 34.503799][ T606] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 34.503812][ T606] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 34.503827][ T606]
[ 34.503833][ T606] ---[ end trace 899cbc3da8012598 ]---
[ 34.518957][ T633]
[ 34.536690][ T633] RAX: ffffffff845e1247 RBX: ffff888118162000 RCX: ffff888117e93b40
[ 34.544788][ T633] RDX: 0000000000000000 RSI: 0000000017d76b00 RDI: 000000000c04eb7d
[ 34.554089][ T633] RBP: ffffc9000478fc10 R08: ffff888118162083 R09: 1ffff1102302c410
[ 34.562261][ T633] R10: dffffc0000000000 R11: ffffed102302c411 R12: dffffc0000000000
[ 34.570231][ T633] R13: dffffc0000000000 R14: 0000000017d76b00 R15: ffff8881166ec400
[ 34.578345][ T633] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 34.587675][ T633] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 34.594383][ T633] CR2: 00007f6e566afdac CR3: 000000010d6a0000 CR4: 00000000003506a0
[ 34.602600][ T633] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 34.610577][ T633] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 34.618809][ T633] Call Trace:
[ 34.622227][ T633]
[ 34.625154][ T633] pppol2tp_release+0x150/0x2b0
[ 34.630013][ T633] sock_close+0xb8/0x200
[ 34.634448][ T633] ? sock_mmap+0xa0/0xa0
[ 34.638696][ T633] __fput+0x22b/0x900
[ 34.642899][ T633] ____fput+0x15/0x20
[ 34.646875][ T633] task_work_run+0x127/0x190
[ 34.651591][ T633] do_exit+0xb70/0x29a0
[ 34.655757][ T633] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 34.661743][ T633] ? put_task_struct+0x90/0x90
[ 34.666504][ T633] ? __kasan_check_write+0x14/0x20
[ 34.671054][ T651] ------------[ cut here ]------------
[ 34.671780][ T633] __x64_sys_exit+0x40/0x40
[ 34.677061][ T651] WARNING: CPU: 0 PID: 651 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 34.685938][ T633] x64_sys_call+0x44/0x9a0
[ 34.696283][ T651] Modules linked in:
[ 34.696539][ T633] do_syscall_64+0x4c/0xa0
[ 34.700179][ T651] CPU: 0 PID: 651 Comm: syz.2.109 Tainted: G B W syzkaller #0
[ 34.704841][ T633] ? clear_bhb_loop+0x50/0xa0
[ 34.714294][ T651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 34.719329][ T633] ? clear_bhb_loop+0x50/0xa0
[ 34.728138][ T651] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 34.739071][ T651] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 34.742767][ T633] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 34.758880][ T651] RSP: 0018:ffffc90004527bf0 EFLAGS: 00010293
[ 34.768251][ T633] RIP: 0033:0x7f6e56425e99
[ 34.772748][ T651] RAX: ffffffff845e1247 RBX: ffff888118808000 RCX: ffff88811884e2c0
[ 34.776231][ T633] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 34.786829][ T651] RDX: 0000000000000000 RSI: 0000000010bdef40 RDI: 000000000c04eb7d
[ 34.790498][ T633] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246
[ 34.800668][ T651] RBP: ffffc90004527c10 R08: ffff888118808083 R09: 1ffff11023101010
[ 34.802142][ T633] ORIG_RAX: 000000000000003c
[ 34.808933][ T651] R10: dffffc0000000000 R11: ffffed1023101011 R12: dffffc0000000000
[ 34.816775][ T633] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 34.820085][ T651] R13: dffffc0000000000 R14: 0000000010bdef40 R15: ffff888117c01c00
[ 34.827701][ T633] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 34.836194][ T651] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 34.844514][ T672] ------------[ cut here ]------------
[ 34.851567][ T651] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 34.860336][ T672] WARNING: CPU: 1 PID: 672 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 34.866031][ T651] CR2: 00007f6e56286ff8 CR3: 000000012d66e000 CR4: 00000000003506b0
[ 34.872695][ T633] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 34.882639][ T651] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 34.890423][ T672] Modules linked in:
[ 34.898532][ T651] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 34.906380][ T633] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 34.918353][ T651] Call Trace:
[ 34.927188][ T672]
[ 34.929819][ T651]
[ 34.934867][ T651] pppol2tp_release+0x150/0x2b0
[ 34.937129][ T672] CPU: 1 PID: 672 Comm: syz.2.116 Tainted: G B W syzkaller #0
[ 34.941837][ T651] sock_close+0xb8/0x200
[ 34.949577][ T633] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 34.953511][ T651] ? sock_mmap+0xa0/0xa0
[ 34.964896][ T651] __fput+0x22b/0x900
[ 34.968884][ T651] ____fput+0x15/0x20
[ 34.972031][ T633]
[ 34.973031][ T651] task_work_run+0x127/0x190
[ 34.975889][ T633] ---[ end trace 899cbc3da8012599 ]---
[ 34.976928][ T672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 34.980618][ T651] do_exit+0xb70/0x29a0
[ 34.986675][ T672] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 35.006708][ T651] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 35.009430][ T672] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 35.032100][ T651] ? put_task_struct+0x90/0x90
[ 35.032348][ T672] RSP: 0018:ffffc90004577bf0 EFLAGS: 00010293
[ 35.036881][ T651] ? __kasan_check_write+0x14/0x20
[ 35.042946][ T672] RAX: ffffffff845e1247 RBX: ffff88811703f000 RCX: ffff888117868000
[ 35.048243][ T651] __x64_sys_exit+0x40/0x40
[ 35.056633][ T672] RDX: 0000000000000000 RSI: 000000000ac1aa20 RDI: 000000000c04eb7d
[ 35.060671][ T651] x64_sys_call+0x44/0x9a0
[ 35.068469][ T672] RBP: ffffc90004577c10 R08: ffff88811703f083 R09: 1ffff11022e07e10
[ 35.068483][ T672] R10: dffffc0000000000 R11: ffffed1022e07e11 R12: dffffc0000000000
[ 35.081916][ T681] ------------[ cut here ]------------
[ 35.088827][ T672] R13: dffffc0000000000 R14: 000000000ac1aa20 R15: ffff8881166e8800
[ 35.102283][ T651] do_syscall_64+0x4c/0xa0
[ 35.106704][ T651] ? clear_bhb_loop+0x50/0xa0
[ 35.106787][ T672] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 35.120383][ T681] WARNING: CPU: 1 PID: 681 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 35.130444][ T672] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 35.130583][ T651] ? clear_bhb_loop+0x50/0xa0
[ 35.137045][ T681] Modules linked in:
[ 35.137056][ T681] CPU: 1 PID: 681 Comm: syz.2.119 Tainted: G B W syzkaller #0
[ 35.137072][ T681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 35.164240][ T651] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 35.164252][ T672] CR2: 000006c5961aa000 CR3: 000000000660f000 CR4: 00000000003506a0
[ 35.164269][ T672] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 35.170153][ T651] RIP: 0033:0x7f6e56425e99
[ 35.178155][ T672] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 35.199594][ T681] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 35.206248][ T681] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 35.225877][ T651] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 35.225888][ T651] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 35.233352][ T672] Call Trace:
[ 35.245018][ T672]
[ 35.247942][ T672] pppol2tp_release+0x150/0x2b0
[ 35.252931][ T672] sock_close+0xb8/0x200
[ 35.252969][ T651] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 35.257161][ T672] ? sock_mmap+0xa0/0xa0
[ 35.269666][ T681] RSP: 0018:ffffc9000488fbf0 EFLAGS: 00010293
[ 35.275805][ T651] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 35.275877][ T672] __fput+0x22b/0x900
[ 35.287856][ T681] RAX: ffffffff845e1247 RBX: ffff888118ec4000 RCX: ffff888118fb4f00
[ 35.295834][ T651] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 35.295847][ T651] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 35.303927][ T672] ____fput+0x15/0x20
[ 35.315818][ T672] task_work_run+0x127/0x190
[ 35.320029][ T651] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 35.320400][ T672] do_exit+0xb70/0x29a0
[ 35.328436][ T651]
[ 35.332782][ T672] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 35.337243][ T681] RDX: 0000000000000000 RSI: 0000000015abd520 RDI: 000000000c04eb7d
[ 35.343697][ T672] ? put_task_struct+0x90/0x90
[ 35.352119][ T651] ---[ end trace 899cbc3da801259a ]---
[ 35.354345][ T672] ? __kasan_check_write+0x14/0x20
[ 35.359710][ T681] RBP: ffffc9000488fc10 R08: ffff888118ec4083 R09: 1ffff110231d8810
[ 35.367545][ T672] __x64_sys_exit+0x40/0x40
[ 35.374345][ T681] R10: dffffc0000000000 R11: ffffed10231d8811 R12: dffffc0000000000
[ 35.379320][ T672] x64_sys_call+0x44/0x9a0
[ 35.387933][ T681] R13: dffffc0000000000 R14: 0000000015abd520 R15: ffff8881189e5000
[ 35.389851][ T672] do_syscall_64+0x4c/0xa0
[ 35.397548][ T681] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 35.405816][ T672] ? clear_bhb_loop+0x50/0xa0
[ 35.411463][ T681] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 35.420025][ T672] ? clear_bhb_loop+0x50/0xa0
[ 35.424202][ T681] CR2: 00007f6e571e0060 CR3: 000000010d6a0000 CR4: 00000000003506b0
[ 35.427322][ T672] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 35.435062][ T681] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 35.442156][ T672] RIP: 0033:0x7f6e56425e99
[ 35.448998][ T681] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 35.453435][ T672] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 35.461361][ T681] Call Trace:
[ 35.469331][ T672] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 35.472075][ T681]
[ 35.480374][ T672] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 35.483295][ T681] pppol2tp_release+0x150/0x2b0
[ 35.492507][ T672] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 35.504244][ T672] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 35.504291][ T681] sock_close+0xb8/0x200
[ 35.516625][ T681] ? sock_mmap+0xa0/0xa0
[ 35.522688][ T672] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 35.523083][ T681] __fput+0x22b/0x900
[ 35.534709][ T681] ____fput+0x15/0x20
[ 35.537404][ T672] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 35.540492][ T681] task_work_run+0x127/0x190
[ 35.547361][ T672]
[ 35.551347][ T681] do_exit+0xb70/0x29a0
[ 35.555047][ T672] ---[ end trace 899cbc3da801259b ]---
[ 35.558429][ T681] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 35.572400][ T681] ? put_task_struct+0x90/0x90
[ 35.579034][ T681] ? __kasan_check_write+0x14/0x20
[ 35.585094][ T681] __x64_sys_exit+0x40/0x40
[ 35.589609][ T681] x64_sys_call+0x44/0x9a0
[ 35.594181][ T681] do_syscall_64+0x4c/0xa0
[ 35.598595][ T681] ? clear_bhb_loop+0x50/0xa0
[ 35.603395][ T681] ? clear_bhb_loop+0x50/0xa0
[ 35.608069][ T681] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 35.614152][ T681] RIP: 0033:0x7f6e56425e99
[ 35.618587][ T681] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 35.630312][ T681] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 35.638782][ T681] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 35.646789][ T681] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 35.654770][ T681] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 35.664335][ T681] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 35.673212][ T681] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 35.685654][ T681]
[ 35.689632][ T681] ---[ end trace 899cbc3da801259c ]---
[ 36.045345][ T747] ------------[ cut here ]------------
[ 36.050833][ T747] refcount_t: underflow; use-after-free.
[ 36.056662][ T747] WARNING: CPU: 1 PID: 747 at lib/refcount.c:28 refcount_warn_saturate+0x120/0x1a0
[ 36.066101][ T747] Modules linked in:
[ 36.069999][ T747] CPU: 0 PID: 747 Comm: syz.2.141 Tainted: G B W syzkaller #0
[ 36.078647][ T747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 36.088767][ T747] RIP: 0010:refcount_warn_saturate+0x120/0x1a0
[ 36.096800][ T747] Code: 04 01 48 c7 c7 c0 46 63 85 e8 ac 47 5a 02 0f 0b eb c3 e8 43 80 19 ff c6 05 00 ea 95 04 01 48 c7 c7 20 47 63 85 e8 90 47 5a 02 <0f> 0b eb a7 e8 27 80 19 ff c6 05 e1 e9 95 04 01 48 c7 c7 60 46 63
[ 36.116794][ T747] RSP: 0018:ffffc90004957ba0 EFLAGS: 00010246
[ 36.123024][ T747] RAX: a2e2ef8736cea200 RBX: 0000000000000003 RCX: ffff888119efcf00
[ 36.131174][ T747] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
[ 36.139151][ T747] RBP: ffffc90004957bb0 R08: ffff8881f7132f3f R09: 1ffff1103ee265e7
[ 36.147185][ T747] R10: dffffc0000000000 R11: ffffed103ee265e8 R12: ffff8881199bf820
[ 36.155298][ T747] R13: dffffc0000000000 R14: 0000000000000003 R15: 0000000000000000
[ 36.163318][ T747] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 36.172299][ T747] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 36.178886][ T747] CR2: 00007f6e563e0fb0 CR3: 000000010d6a0000 CR4: 00000000003506b0
[ 36.186894][ T747] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 36.194956][ T747] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 36.202971][ T747] Call Trace:
[ 36.206241][ T747]
[ 36.209168][ T747] l2tp_session_put+0xc8/0x1a0
[ 36.214072][ T747] l2tp_session_delete+0x3a9/0x4a0
[ 36.219187][ T747] pppol2tp_release+0x169/0x2b0
[ 36.225056][ T747] sock_close+0xb8/0x200
[ 36.225178][ T774] ------------[ cut here ]------------
[ 36.229308][ T747] ? sock_mmap+0xa0/0xa0
[ 36.236128][ T774] WARNING: CPU: 1 PID: 774 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 36.239692][ T747] __fput+0x22b/0x900
[ 36.249600][ T774] Modules linked in:
[ 36.258052][ T747] ____fput+0x15/0x20
[ 36.263283][ T747] task_work_run+0x127/0x190
[ 36.263800][ T774] CPU: 1 PID: 774 Comm: syz.2.150 Tainted: G B W syzkaller #0
[ 36.267929][ T747] do_exit+0xb70/0x29a0
[ 36.276616][ T774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 36.284616][ T747] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 36.295429][ T774] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 36.297929][ T747] ? put_task_struct+0x90/0x90
[ 36.303731][ T774] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 36.311244][ T747] ? __kasan_check_write+0x14/0x20
[ 36.332121][ T774] RSP: 0018:ffffc90000bf7bf0 EFLAGS: 00010293
[ 36.333742][ T747] __x64_sys_exit+0x40/0x40
[ 36.338291][ T774] RAX: ffffffff845e1247 RBX: ffff88811ab02000 RCX: ffff88811a872780
[ 36.346116][ T747] x64_sys_call+0x44/0x9a0
[ 36.354823][ T774] RDX: 0000000000000000 RSI: 000000002d700f00 RDI: 000000000c04eb7d
[ 36.356740][ T747] do_syscall_64+0x4c/0xa0
[ 36.363212][ T774] RBP: ffffc90000bf7c10 R08: ffff88811ab02083 R09: 1ffff11023560410
[ 36.363227][ T774] R10: dffffc0000000000 R11: ffffed1023560411 R12: dffffc0000000000
[ 36.363239][ T774] R13: dffffc0000000000 R14: 000000002d700f00 R15: ffff8881189f9000
[ 36.363251][ T774] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 36.372299][ T747] ? clear_bhb_loop+0x50/0xa0
[ 36.381200][ T774] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 36.385905][ T747] ? clear_bhb_loop+0x50/0xa0
[ 36.391806][ T774] CR2: 000006c5961fe020 CR3: 000000010d6a0000 CR4: 00000000003506a0
[ 36.404404][ T747] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 36.409518][ T774] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 36.413342][ T747] RIP: 0033:0x7f6e56425e99
[ 36.416487][ T774] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 36.428418][ T747] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 36.435282][ T774] Call Trace:
[ 36.440939][ T747] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246
[ 36.442982][ T774]
[ 36.454437][ T747] ORIG_RAX: 000000000000003c
[ 36.465075][ T774] pppol2tp_release+0x150/0x2b0
[ 36.468024][ T747] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 36.470462][ T774] sock_close+0xb8/0x200
[ 36.475509][ T747] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 36.481482][ T774] ? sock_mmap+0xa0/0xa0
[ 36.494570][ T747] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 36.504918][ T774] __fput+0x22b/0x900
[ 36.516685][ T774] ____fput+0x15/0x20
[ 36.516858][ T747] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 36.520663][ T774] task_work_run+0x127/0x190
[ 36.529481][ T747] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 36.533653][ T774] do_exit+0xb70/0x29a0
[ 36.542608][ T747]
[ 36.548917][ T747] ---[ end trace 899cbc3da801259d ]---
[ 36.550142][ T774] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 36.561349][ T774] ? put_task_struct+0x90/0x90
[ 36.569741][ T774] ? __kasan_check_write+0x14/0x20
[ 36.577875][ T774] __x64_sys_exit+0x40/0x40
[ 36.583348][ T774] x64_sys_call+0x44/0x9a0
[ 36.587795][ T774] do_syscall_64+0x4c/0xa0
[ 36.592357][ T774] ? clear_bhb_loop+0x50/0xa0
[ 36.597056][ T774] ? clear_bhb_loop+0x50/0xa0
[ 36.601888][ T774] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 36.607777][ T774] RIP: 0033:0x7f6e56425e99
[ 36.612369][ T774] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 36.615055][ T813] ------------[ cut here ]------------
[ 36.619710][ T774] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 36.627470][ T813] WARNING: CPU: 1 PID: 813 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 36.635186][ T774] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 36.643703][ T813] Modules linked in:
[ 36.654980][ T774] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 36.660447][ T813] CPU: 1 PID: 813 Comm: syz.2.163 Tainted: G B W syzkaller #0
[ 36.665980][ T774] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 36.672636][ T813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 36.684721][ T774] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 36.694255][ T813] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 36.698683][ T774] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 36.707160][ T813] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 36.714048][ T774]
[ 36.733702][ T813] RSP: 0018:ffffc90000bd7bf0 EFLAGS: 00010293
[ 36.741132][ T813] RAX: ffffffff845e1247 RBX: ffff88811b723000 RCX: ffff88811b72a780
[ 36.749096][ T813] RDX: 0000000000000000 RSI: 000000002bf9ee60 RDI: 000000000c04eb7d
[ 36.750078][ T774] ---[ end trace 899cbc3da801259e ]---
[ 36.759161][ T813] RBP: ffffc90000bd7c10 R08: ffff88811b723083 R09: 1ffff110236e4610
[ 36.770573][ T813] R10: dffffc0000000000 R11: ffffed10236e4611 R12: dffffc0000000000
[ 36.778649][ T813] R13: dffffc0000000000 R14: 000000002bf9ee60 R15: ffff88811a766000
[ 36.786933][ T813] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 36.796011][ T813] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 36.802727][ T813] CR2: 00007f6e56286ff8 CR3: 000000010d6a0000 CR4: 00000000003506b0
[ 36.810701][ T813] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 36.819595][ T834] ------------[ cut here ]------------
[ 36.820269][ T813] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 36.825325][ T834] WARNING: CPU: 0 PID: 834 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 36.836193][ T813] Call Trace:
[ 36.844247][ T834] Modules linked in:
[ 36.847211][ T813]
[ 36.850239][ T834] CPU: 0 PID: 834 Comm: syz.2.170 Tainted: G B W syzkaller #0
[ 36.853826][ T813] pppol2tp_release+0x150/0x2b0
[ 36.862204][ T834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 36.866775][ T813] sock_close+0xb8/0x200
[ 36.876917][ T834] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 36.881152][ T813] ? sock_mmap+0xa0/0xa0
[ 36.887441][ T834] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 36.891571][ T813] __fput+0x22b/0x900
[ 36.911284][ T834] RSP: 0018:ffffc90000db7bf0 EFLAGS: 00010293
[ 36.921259][ T834] RAX: ffffffff845e1247 RBX: ffff88811b791000 RCX: ffff88811b632780
[ 36.929228][ T834] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d
[ 36.937438][ T834] RBP: ffffc90000db7c10 R08: ffff88811b791083 R09: 1ffff110236f2210
[ 36.942404][ T813] ____fput+0x15/0x20
[ 36.946613][ T834] R10: dffffc0000000000 R11: ffffed10236f2211 R12: dffffc0000000000
[ 36.949370][ T813] task_work_run+0x127/0x190
[ 36.959475][ T834] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88811c597800
[ 36.963044][ T813] do_exit+0xb70/0x29a0
[ 36.970172][ T834] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 36.983994][ T834] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 36.990584][ T834] CR2: 00007f6e563e0fb0 CR3: 000000010d6a0000 CR4: 00000000003506b0
[ 36.992530][ T813] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 36.999934][ T834] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 37.004529][ T813] ? put_task_struct+0x90/0x90
[ 37.015588][ T834] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 37.021281][ T813] ? __kasan_check_write+0x14/0x20
[ 37.026658][ T834] Call Trace:
[ 37.030019][ T813] __x64_sys_exit+0x40/0x40
[ 37.036748][ T834]
[ 37.040795][ T834] pppol2tp_release+0x150/0x2b0
[ 37.043954][ T813] x64_sys_call+0x44/0x9a0
[ 37.046280][ T834] sock_close+0xb8/0x200
[ 37.050077][ T813] do_syscall_64+0x4c/0xa0
[ 37.054464][ T834] ? sock_mmap+0xa0/0xa0
[ 37.064259][ T813] ? clear_bhb_loop+0x50/0xa0
[ 37.068950][ T813] ? clear_bhb_loop+0x50/0xa0
[ 37.071100][ T834] __fput+0x22b/0x900
[ 37.077578][ T834] ____fput+0x15/0x20
[ 37.081858][ T813] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 37.086313][ T834] task_work_run+0x127/0x190
[ 37.092993][ T813] RIP: 0033:0x7f6e56425e99
[ 37.096342][ T834] do_exit+0xb70/0x29a0
[ 37.097416][ T813] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 37.101617][ T834] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 37.101639][ T834] ? put_task_struct+0x90/0x90
[ 37.111606][ T813] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246
[ 37.114934][ T834] ? __kasan_check_write+0x14/0x20
[ 37.119498][ T813] ORIG_RAX: 000000000000003c
[ 37.125686][ T834] __x64_sys_exit+0x40/0x40
[ 37.131864][ T813] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 37.135378][ T834] x64_sys_call+0x44/0x9a0
[ 37.139795][ T813] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 37.147795][ T834] do_syscall_64+0x4c/0xa0
[ 37.152378][ T813] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 37.164783][ T834] ? clear_bhb_loop+0x50/0xa0
[ 37.172762][ T813] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 37.177242][ T834] ? clear_bhb_loop+0x50/0xa0
[ 37.185407][ T813] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 37.198653][ T813]
[ 37.199048][ T834] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 37.201865][ T813] ---[ end trace 899cbc3da801259f ]---
[ 37.207585][ T834] RIP: 0033:0x7f6e56425e99
[ 37.217428][ T834] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 37.229562][ T834] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 37.238272][ T834] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 37.246395][ T834] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 37.254514][ T834] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 37.262498][ T864] ------------[ cut here ]------------
[ 37.262833][ T834] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 37.268083][ T864] WARNING: CPU: 0 PID: 864 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 37.286138][ T834] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 37.286158][ T834]
[ 37.286164][ T834] ---[ end trace 899cbc3da80125a0 ]---
[ 37.302802][ T864] Modules linked in:
[ 37.306684][ T864] CPU: 1 PID: 864 Comm: syz.2.180 Tainted: G B W syzkaller #0
[ 37.315440][ T864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 37.318620][ T867] ------------[ cut here ]------------
[ 37.329676][ T864] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 37.332233][ T867] WARNING: CPU: 1 PID: 867 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 37.337521][ T864] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 37.355710][ T867] Modules linked in:
[ 37.371685][ T864] RSP: 0018:ffffc90000cb7bf0 EFLAGS: 00010293
[ 37.372534][ T867] CPU: 1 PID: 867 Comm: syz.2.181 Tainted: G B W syzkaller #0
[ 37.378592][ T864] RAX: ffffffff845e1247 RBX: ffff88811c638000 RCX: ffff88811ccd2780
[ 37.396595][ T867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 37.404904][ T864] RDX: 0000000000000000 RSI: 000000002d700d40 RDI: 000000000c04eb7d
[ 37.407899][ T867] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 37.414894][ T864] RBP: ffffc90000cb7c10 R08: ffff88811c638083 R09: 1ffff110238c7010
[ 37.429580][ T864] R10: dffffc0000000000 R11: ffffed10238c7011 R12: dffffc0000000000
[ 37.432157][ T867] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 37.441670][ T864] R13: dffffc0000000000 R14: 000000002d700d40 R15: ffff88811afb5c00
[ 37.459819][ T867] RSP: 0018:ffffc90000c17bf0 EFLAGS: 00010293
[ 37.465287][ T864] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 37.476072][ T867] RAX: ffffffff845e1247 RBX: ffff88811cfe4000 RCX: ffff88811cec0000
[ 37.484723][ T864] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 37.495120][ T867] RDX: 0000000000000000 RSI: 000000002d7007e0 RDI: 000000000c04eb7d
[ 37.498641][ T864] CR2: 00007f6e56286ff8 CR3: 000000010d6a0000 CR4: 00000000003506b0
[ 37.504090][ T879] ------------[ cut here ]------------
[ 37.511454][ T864] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 37.520082][ T879] WARNING: CPU: 1 PID: 879 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 37.529850][ T864] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 37.536689][ T867] RBP: ffffc90000c17c10 R08: ffff88811cfe4083 R09: 1ffff110239fc810
[ 37.544515][ T864] Call Trace:
[ 37.552255][ T867] R10: dffffc0000000000 R11: ffffed10239fc811 R12: dffffc0000000000
[ 37.554271][ T864]
[ 37.562949][ T879] Modules linked in:
[ 37.565120][ T864] pppol2tp_release+0x150/0x2b0
[ 37.568866][ T879] CPU: 1 PID: 879 Comm: syz.2.185 Tainted: G B W syzkaller #0
[ 37.573947][ T864] sock_close+0xb8/0x200
[ 37.582723][ T867] R13: dffffc0000000000 R14: 000000002d7007e0 R15: ffff88811d0f4000
[ 37.587691][ T864] ? sock_mmap+0xa0/0xa0
[ 37.595373][ T879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 37.599161][ T864] __fput+0x22b/0x900
[ 37.609047][ T867] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 37.613170][ T864] ____fput+0x15/0x20
[ 37.622734][ T879] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 37.632266][ T864] task_work_run+0x127/0x190
[ 37.632551][ T867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 37.637339][ T864] do_exit+0xb70/0x29a0
[ 37.645122][ T879] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 37.648958][ T864] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 37.668078][ T867] CR2: 00007f6e566adfac CR3: 000000011d0b0000 CR4: 00000000003506a0
[ 37.680273][ T864] ? put_task_struct+0x90/0x90
[ 37.682048][ T867] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 37.687477][ T864] ? __kasan_check_write+0x14/0x20
[ 37.694393][ T879] RSP: 0018:ffffc90000f27bf0 EFLAGS: 00010293
[ 37.705715][ T867] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 37.707843][ T864] __x64_sys_exit+0x40/0x40
[ 37.713833][ T879] RAX: ffffffff845e1247 RBX: ffff88811cfe1000 RCX: ffff88811d4293c0
[ 37.726383][ T867] Call Trace:
[ 37.727788][ T864] x64_sys_call+0x44/0x9a0
[ 37.729658][ T867]
[ 37.729665][ T867] pppol2tp_release+0x150/0x2b0
[ 37.741532][ T864] do_syscall_64+0x4c/0xa0
[ 37.742064][ T879] RDX: 0000000000000000 RSI: 000000001cde8fc0 RDI: 000000000c04eb7d
[ 37.746221][ T864] ? clear_bhb_loop+0x50/0xa0
[ 37.754196][ T867] sock_close+0xb8/0x200
[ 37.759888][ T864] ? clear_bhb_loop+0x50/0xa0
[ 37.764797][ T879] RBP: ffffc90000f27c10 R08: ffff88811cfe1083 R09: 1ffff110239fc210
[ 37.768655][ T864] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 37.775801][ T867] ? sock_mmap+0xa0/0xa0
[ 37.783378][ T864] RIP: 0033:0x7f6e56425e99
[ 37.785894][ T867] __fput+0x22b/0x900
[ 37.790281][ T864] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 37.794324][ T879] R10: dffffc0000000000 R11: ffffed10239fc211 R12: dffffc0000000000
[ 37.802564][ T864] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 37.818172][ T879] R13: dffffc0000000000 R14: 000000001cde8fc0 R15: ffff88811d0f6c00
[ 37.818284][ T864] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 37.834304][ T864] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 37.842350][ T867] ____fput+0x15/0x20
[ 37.846356][ T867] task_work_run+0x127/0x190
[ 37.861012][ T879] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 37.862136][ T864] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 37.870848][ T867] do_exit+0xb70/0x29a0
[ 37.881684][ T864] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 37.883602][ T879] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 37.896257][ T864] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 37.898716][ T867] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 37.904790][ T864]
[ 37.911411][ T879] CR2: 00007f6e56286ff8 CR3: 000000011bf25000 CR4: 00000000003506a0
[ 37.913618][ T864] ---[ end trace 899cbc3da80125a1 ]---
[ 37.921417][ T867] ? put_task_struct+0x90/0x90
[ 37.927621][ T879] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 37.939850][ T879] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 37.942980][ T867] ? __kasan_check_write+0x14/0x20
[ 37.951902][ T879] Call Trace:
[ 37.956281][ T879]
[ 37.958750][ T867] __x64_sys_exit+0x40/0x40
[ 37.964809][ T879] pppol2tp_release+0x150/0x2b0
[ 37.966956][ T867] x64_sys_call+0x44/0x9a0
[ 37.973531][ T879] sock_close+0xb8/0x200
[ 37.974285][ T867] do_syscall_64+0x4c/0xa0
[ 37.978469][ T879] ? sock_mmap+0xa0/0xa0
[ 37.984746][ T867] ? clear_bhb_loop+0x50/0xa0
[ 37.987400][ T879] __fput+0x22b/0x900
[ 37.992223][ T867] ? clear_bhb_loop+0x50/0xa0
[ 37.996733][ T879] ____fput+0x15/0x20
[ 38.000572][ T867] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 38.004376][ T879] task_work_run+0x127/0x190
[ 38.010584][ T867] RIP: 0033:0x7f6e56425e99
[ 38.015751][ T879] do_exit+0xb70/0x29a0
[ 38.019716][ T867] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 38.023482][ T879] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 38.030971][ T867] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 38.039971][ T879] ? put_task_struct+0x90/0x90
[ 38.045201][ T867] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 38.049690][ T879] ? __kasan_check_write+0x14/0x20
[ 38.057804][ T867] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 38.070424][ T879] __x64_sys_exit+0x40/0x40
[ 38.071158][ T867] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 38.075445][ T879] x64_sys_call+0x44/0x9a0
[ 38.083568][ T867] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 38.095875][ T867] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 38.096715][ T879] do_syscall_64+0x4c/0xa0
[ 38.104085][ T867]
[ 38.112338][ T867] ---[ end trace 899cbc3da80125a2 ]---
[ 38.114759][ T879] ? clear_bhb_loop+0x50/0xa0
[ 38.122500][ T879] ? clear_bhb_loop+0x50/0xa0
[ 38.127183][ T879] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 38.133114][ T879] RIP: 0033:0x7f6e56425e99
[ 38.137521][ T879] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 38.144930][ T879] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 38.153544][ T879] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 38.161536][ T879] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 38.169501][ T879] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 38.177481][ T879] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 38.185498][ T879] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 38.193522][ T879]
[ 38.197368][ T936] ------------[ cut here ]------------
[ 38.202667][ T879] ---[ end trace 899cbc3da80125a3 ]---
[ 38.202867][ T936] WARNING: CPU: 1 PID: 936 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 38.218343][ T936] Modules linked in:
[ 38.222269][ T936] CPU: 1 PID: 936 Comm: syz.2.204 Tainted: G B W syzkaller #0
[ 38.230846][ T936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 38.241145][ T936] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 38.248360][ T936] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 38.268177][ T936] RSP: 0018:ffffc90001087bf0 EFLAGS: 00010293
[ 38.274378][ T936] RAX: ffffffff845e1247 RBX: ffff88811e907000 RCX: ffff88811e39cf00
[ 38.282629][ T936] RDX: 0000000000000000 RSI: 000000002253e440 RDI: 000000000c04eb7d
[ 38.290606][ T936] RBP: ffffc90001087c10 R08: ffff88811e907083 R09: 1ffff11023d20e10
[ 38.298813][ T936] R10: dffffc0000000000 R11: ffffed1023d20e11 R12: dffffc0000000000
[ 38.314479][ T936] R13: dffffc0000000000 R14: 000000002253e440 R15: ffff88811d119400
[ 38.322563][ T936] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 38.331561][ T936] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 38.338125][ T936] CR2: 00007f6e563e0fb0 CR3: 0000000105dbe000 CR4: 00000000003506a0
[ 38.346110][ T936] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 38.354101][ T936] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 38.362542][ T936] Call Trace:
[ 38.365821][ T936]
[ 38.368735][ T936] pppol2tp_release+0x150/0x2b0
[ 38.373734][ T936] sock_close+0xb8/0x200
[ 38.378003][ T936] ? sock_mmap+0xa0/0xa0
[ 38.382336][ T936] __fput+0x22b/0x900
[ 38.386311][ T936] ____fput+0x15/0x20
[ 38.390266][ T936] task_work_run+0x127/0x190
[ 38.397500][ T936] do_exit+0xb70/0x29a0
[ 38.401954][ T936] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 38.407694][ T936] ? put_task_struct+0x90/0x90
[ 38.413378][ T936] ? __kasan_check_write+0x14/0x20
[ 38.422517][ T936] __x64_sys_exit+0x40/0x40
[ 38.427033][ T936] x64_sys_call+0x44/0x9a0
[ 38.431523][ T936] do_syscall_64+0x4c/0xa0
[ 38.435948][ T936] ? clear_bhb_loop+0x50/0xa0
[ 38.440613][ T936] ? clear_bhb_loop+0x50/0xa0
[ 38.445790][ T936] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 38.455748][ T936] RIP: 0033:0x7f6e56425e99
[ 38.460233][ T936] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 38.468476][ T936] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 38.476994][ T936] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 38.485221][ T936] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 38.493266][ T936] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 38.501274][ T936] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 38.509259][ T936] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 38.518009][ T936]
[ 38.521088][ T936] ---[ end trace 899cbc3da80125a4 ]---
[ 38.714923][ T999] ------------[ cut here ]------------
[ 38.720381][ T999] WARNING: CPU: 1 PID: 999 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 38.732755][ T999] Modules linked in:
[ 38.738498][ T999] CPU: 1 PID: 999 Comm: syz.2.225 Tainted: G B W syzkaller #0
[ 38.747219][ T999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 38.757364][ T999] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 38.763697][ T999] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 38.783330][ T999] RSP: 0018:ffffc90004957bf0 EFLAGS: 00010293
[ 38.789403][ T999] RAX: ffffffff845e1247 RBX: ffff88811ea55000 RCX: ffff88810adabb40
[ 38.797398][ T999] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d
[ 38.805608][ T999] RBP: ffffc90004957c10 R08: ffff88811ea55083 R09: 1ffff11023d4aa10
[ 38.813928][ T999] R10: dffffc0000000000 R11: ffffed1023d4aa11 R12: dffffc0000000000
[ 38.822076][ T999] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88811bf36800
[ 38.830051][ T999] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 38.839124][ T999] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 38.845851][ T999] CR2: 00007f6e566afdac CR3: 000000010d6a0000 CR4: 00000000003506b0
[ 38.857291][ T999] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 38.865416][ T999] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 38.873523][ T999] Call Trace:
[ 38.876825][ T999]
[ 38.879749][ T999] pppol2tp_release+0x150/0x2b0
[ 38.884737][ T999] sock_close+0xb8/0x200
[ 38.888980][ T999] ? sock_mmap+0xa0/0xa0
[ 38.893391][ T999] __fput+0x22b/0x900
[ 38.896113][ T1020] ------------[ cut here ]------------
[ 38.897402][ T999] ____fput+0x15/0x20
[ 38.905999][ T1020] WARNING: CPU: 0 PID: 1020 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 38.911326][ T999] task_work_run+0x127/0x190
[ 38.918356][ T1020] Modules linked in:
[ 38.921551][ T999] do_exit+0xb70/0x29a0
[ 38.925400][ T1020] CPU: 0 PID: 1020 Comm: syz.2.232 Tainted: G B W syzkaller #0
[ 38.929526][ T999] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 38.929550][ T999] ? put_task_struct+0x90/0x90
[ 38.939261][ T1020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 38.944254][ T999] ? __kasan_check_write+0x14/0x20
[ 38.948780][ T1020] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 38.970225][ T999] __x64_sys_exit+0x40/0x40
[ 38.970908][ T1020] Code: 5d c3 e8 bc a4 0b fd be 02 00 00 00 eb 0a e8 b0 a4 0b fd be 01 00 00 00 4c 89 f7 e8 53 23 f2 fd e9 0f ff ff ff e8 99 a4 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 88 a4 0b fd 4c 89 f7 be 03
[ 38.976391][ T999] x64_sys_call+0x44/0x9a0
[ 38.997359][ T1020] RSP: 0018:ffffc90001417bf0 EFLAGS: 00010293
[ 38.999738][ T999] do_syscall_64+0x4c/0xa0
[ 39.006642][ T1020] RAX: ffffffff845e1247 RBX: ffff8881019a1000 RCX: ffff888113d462c0
[ 39.010331][ T999] ? clear_bhb_loop+0x50/0xa0
[ 39.019455][ T1020] RDX: 0000000000000000 RSI: 0000000005990420 RDI: 000000000c04eb7d
[ 39.023222][ T999] ? clear_bhb_loop+0x50/0xa0
[ 39.030716][ T1020] RBP: ffffc90001417c10 R08: ffff8881019a1083 R09: 1ffff11020334210
[ 39.035768][ T999] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 39.043724][ T1020] R10: dffffc0000000000 R11: ffffed1020334211 R12: dffffc0000000000
[ 39.055551][ T999] RIP: 0033:0x7f6e56425e99
2026/07/23 22:52:45 executed programs: 228
[ 39.057482][ T1020] R13: dffffc0000000000 R14: 0000000005990420 R15: ffff88811bf36000
[ 39.062743][ T999] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 39.070702][ T1020] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 39.077307][ T999] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 39.086086][ T1020] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 39.095061][ T999] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 39.101720][ T1020] CR2: 00007f6e566afdac CR3: 0000000122f91000 CR4: 00000000003506b0
[ 39.109177][ T999] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 39.117857][ T1020] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 39.125253][ T999] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 39.133012][ T1020] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 39.141611][ T999] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 39.150125][ T1020] Call Trace:
[ 39.157133][ T999] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 39.168268][ T999]
[ 39.170639][ T1020]
[ 39.174261][ T1020] pppol2tp_release+0x150/0x2b0
[ 39.175645][ T999] ---[ end trace 899cbc3da80125a5 ]---
[ 39.179115][ T1020] sock_close+0xb8/0x200
[ 39.188932][ T1020] ? sock_mmap+0xa0/0xa0
[ 39.193199][ T1020] __fput+0x22b/0x900
[ 39.197173][ T1020] ____fput+0x15/0x20
[ 39.201528][ T1020] task_work_run+0x127/0x190
[ 39.206182][ T1020] do_exit+0xb70/0x29a0
[ 39.210343][ T1020] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 39.217312][ T1020] ? put_task_struct+0x90/0x90
[ 39.222179][ T1020] ? __kasan_check_write+0x14/0x20
[ 39.227540][ T1020] __x64_sys_exit+0x40/0x40
[ 39.232429][ T1020] x64_sys_call+0x44/0x9a0
[ 39.240664][ T1020] do_syscall_64+0x4c/0xa0
[ 39.246025][ T1020] ? clear_bhb_loop+0x50/0xa0
[ 39.250714][ T1020] ? clear_bhb_loop+0x50/0xa0
[ 39.255418][ T1020] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 39.261702][ T1020] RIP: 0033:0x7f6e56425e99
[ 39.266093][ T1020] Code: Unable to access opcode bytes at RIP 0x7f6e56425e6f.
[ 39.273593][ T1020] RSP: 002b:00007f6e56286ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 39.282913][ T1020] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f6e56425e99
[ 39.291320][ T1020] RDX: 00007f6e562879c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 39.299619][ T1020] RBP: 00007f6e564bbeaf R08: 0000000000000000 R09: 0000000000000058
[ 39.307618][ T1020] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 39.315597][ T1020] R13: 00007f6e566ae038 R14: 00007f6e566adfa0 R15: 00007ffc531d8b68
[ 39.323592][ T1020]
[ 39.326613][ T1020] ---[ end trace 899cbc3da80125a6 ]---