Warning: Permanently added '10.128.1.165' (ED25519) to the list of known hosts.
2026/09/27 17:31:48 parsed 1 programs
2026/09/27 17:31:48 serving rpc on tcp://43239
[ 23.498868][ T30] audit: type=1400 audit(1790530308.037:64): 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
[ 23.519722][ T30] audit: type=1400 audit(1790530308.037:65): 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
[ 24.133992][ T30] audit: type=1400 audit(1790530308.677:66): 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
[ 24.135077][ T299] cgroup: Unknown subsys name 'net'
[ 24.156652][ T30] audit: type=1400 audit(1790530308.677:67): 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
[ 24.183963][ T30] audit: type=1400 audit(1790530308.707:68): 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
[ 24.184157][ T299] cgroup: Unknown subsys name 'devices'
[ 24.295169][ T299] cgroup: Unknown subsys name 'hugetlb'
[ 24.300772][ T299] cgroup: Unknown subsys name 'rlimit'
[ 24.441924][ T30] audit: type=1400 audit(1790530308.977:69): 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
[ 24.465097][ T30] audit: type=1400 audit(1790530308.977:70): 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
[ 24.485599][ T30] audit: type=1400 audit(1790530308.977:71): 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
[ 24.490974][ T303] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped).
[ 24.506042][ T30] audit: type=1400 audit(1790530308.977:72): 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
[ 24.534598][ T30] audit: type=1400 audit(1790530308.977:73): 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
[ 24.568022][ T299] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 25.024916][ T312] request_module fs-gadgetfs succeeded, but still no fs?
[ 25.423754][ T333] syz-executor (333) used greatest stack depth: 21280 bytes left
[ 25.452933][ T347] bridge0: port 1(bridge_slave_0) entered blocking state
[ 25.463460][ T347] bridge0: port 1(bridge_slave_0) entered disabled state
[ 25.479026][ T347] device bridge_slave_0 entered promiscuous mode
[ 25.535679][ T347] bridge0: port 2(bridge_slave_1) entered blocking state
[ 25.557113][ T347] bridge0: port 2(bridge_slave_1) entered disabled state
[ 25.571758][ T347] device bridge_slave_1 entered promiscuous mode
[ 25.618095][ T347] bridge0: port 2(bridge_slave_1) entered blocking state
[ 25.625187][ T347] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 25.632453][ T347] bridge0: port 1(bridge_slave_0) entered blocking state
[ 25.639503][ T347] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 25.657294][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 25.664858][ T360] bridge0: port 1(bridge_slave_0) entered disabled state
[ 25.672001][ T360] bridge0: port 2(bridge_slave_1) entered disabled state
[ 25.680554][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 25.688761][ T360] bridge0: port 1(bridge_slave_0) entered blocking state
[ 25.695804][ T360] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 25.714755][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 25.722991][ T360] bridge0: port 2(bridge_slave_1) entered blocking state
[ 25.730051][ T360] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 25.737407][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 25.745353][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 25.755361][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 25.766307][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 25.774269][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 25.781632][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 25.789764][ T347] device veth0_vlan entered promiscuous mode
[ 25.799649][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 25.808482][ T347] device veth1_macvtap entered promiscuous mode
2026/09/27 17:31:50 executed programs: 0
[ 25.817067][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 25.830815][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 26.019122][ T373] bridge0: port 1(bridge_slave_0) entered blocking state
[ 26.026277][ T373] bridge0: port 1(bridge_slave_0) entered disabled state
[ 26.033739][ T373] device bridge_slave_0 entered promiscuous mode
[ 26.041866][ T373] bridge0: port 2(bridge_slave_1) entered blocking state
[ 26.048996][ T373] bridge0: port 2(bridge_slave_1) entered disabled state
[ 26.056390][ T373] device bridge_slave_1 entered promiscuous mode
[ 26.113934][ T375] bridge0: port 1(bridge_slave_0) entered blocking state
[ 26.120979][ T375] bridge0: port 1(bridge_slave_0) entered disabled state
[ 26.128434][ T375] device bridge_slave_0 entered promiscuous mode
[ 26.156531][ T375] bridge0: port 2(bridge_slave_1) entered blocking state
[ 26.163618][ T375] bridge0: port 2(bridge_slave_1) entered disabled state
[ 26.171059][ T375] device bridge_slave_1 entered promiscuous mode
[ 26.219090][ T371] bridge0: port 1(bridge_slave_0) entered blocking state
[ 26.226233][ T371] bridge0: port 1(bridge_slave_0) entered disabled state
[ 26.233693][ T371] device bridge_slave_0 entered promiscuous mode
[ 26.242923][ T371] bridge0: port 2(bridge_slave_1) entered blocking state
[ 26.250034][ T371] bridge0: port 2(bridge_slave_1) entered disabled state
[ 26.257528][ T371] device bridge_slave_1 entered promiscuous mode
[ 26.269780][ T372] bridge0: port 1(bridge_slave_0) entered blocking state
[ 26.276932][ T372] bridge0: port 1(bridge_slave_0) entered disabled state
[ 26.284302][ T372] device bridge_slave_0 entered promiscuous mode
[ 26.302555][ T377] bridge0: port 1(bridge_slave_0) entered blocking state
[ 26.309664][ T377] bridge0: port 1(bridge_slave_0) entered disabled state
[ 26.317048][ T377] device bridge_slave_0 entered promiscuous mode
[ 26.323812][ T372] bridge0: port 2(bridge_slave_1) entered blocking state
[ 26.330835][ T372] bridge0: port 2(bridge_slave_1) entered disabled state
[ 26.338396][ T372] device bridge_slave_1 entered promiscuous mode
[ 26.365748][ T377] bridge0: port 2(bridge_slave_1) entered blocking state
[ 26.372791][ T377] bridge0: port 2(bridge_slave_1) entered disabled state
[ 26.380270][ T377] device bridge_slave_1 entered promiscuous mode
[ 26.563119][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 26.570519][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 26.578123][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 26.586494][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 26.594670][ T360] bridge0: port 1(bridge_slave_0) entered blocking state
[ 26.601675][ T360] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 26.609193][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 26.636358][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 26.654957][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 26.662454][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 26.671065][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 26.679297][ T360] bridge0: port 1(bridge_slave_0) entered blocking state
[ 26.686329][ T360] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 26.693964][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 26.702203][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 26.710343][ T360] bridge0: port 2(bridge_slave_1) entered blocking state
[ 26.717373][ T360] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 26.724861][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 26.732247][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 26.739721][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 26.748074][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 26.756252][ T360] bridge0: port 2(bridge_slave_1) entered blocking state
[ 26.763258][ T360] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 26.770688][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 26.778871][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 26.786806][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 26.794992][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 26.802869][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 26.832012][ T373] device veth0_vlan entered promiscuous mode
[ 26.838489][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 26.846978][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 26.856330][ T360] bridge0: port 1(bridge_slave_0) entered blocking state
[ 26.863339][ T360] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 26.870699][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 26.878785][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 26.886889][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 26.895217][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 26.903271][ T360] bridge0: port 2(bridge_slave_1) entered blocking state
[ 26.910298][ T360] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 26.917709][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 26.926026][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 26.934284][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 26.942058][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 26.950074][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 26.957664][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 26.965138][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 26.986360][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 26.994353][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 27.001726][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 27.009201][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 27.017062][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 27.025165][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 27.033293][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 27.041456][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 27.049749][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 27.058031][ T360] bridge0: port 1(bridge_slave_0) entered blocking state
[ 27.065060][ T360] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 27.080172][ T371] device veth0_vlan entered promiscuous mode
[ 27.093521][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 27.101790][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 27.109782][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 27.117266][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 27.124907][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 27.132443][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 27.140438][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 27.148770][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 27.156919][ T360] bridge0: port 1(bridge_slave_0) entered blocking state
[ 27.163966][ T360] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 27.171345][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 27.179706][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 27.187922][ T360] bridge0: port 2(bridge_slave_1) entered blocking state
[ 27.194950][ T360] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 27.202263][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 27.210827][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 27.219129][ T360] bridge0: port 2(bridge_slave_1) entered blocking state
[ 27.226173][ T360] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 27.233735][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 27.245538][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 27.253512][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 27.265558][ T373] device veth1_macvtap entered promiscuous mode
[ 27.274766][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 27.282924][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 27.291409][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 27.300859][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 27.309076][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 27.322404][ T372] device veth0_vlan entered promiscuous mode
[ 27.330313][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 27.338335][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 27.345872][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 27.354797][ T371] device veth1_macvtap entered promiscuous mode
[ 27.370765][ T372] device veth1_macvtap entered promiscuous mode
[ 27.378619][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 27.386880][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 27.395098][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 27.403370][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 27.411667][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 27.426470][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 27.435077][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 27.449320][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 27.457585][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 27.481379][ T375] device veth0_vlan entered promiscuous mode
[ 27.501964][ T377] device veth0_vlan entered promiscuous mode
[ 27.508292][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 27.516834][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 27.525391][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 27.533805][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 27.542180][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 27.554869][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 27.563356][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 27.571310][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 27.579592][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 27.587642][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 27.596123][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 27.603843][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 27.612162][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 27.619961][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 27.642619][ T377] device veth1_macvtap entered promiscuous mode
[ 27.649820][ T397] ==================================================================
[ 27.657902][ T397] BUG: KASAN: use-after-free in pppol2tp_sock_to_session+0x1a0/0x1b0
[ 27.665999][ T397] Read of size 4 at addr ffff88812dad5c00 by task syz.6.18/397
[ 27.673544][ T397]
[ 27.675879][ T397] CPU: 0 PID: 397 Comm: syz.6.18 Not tainted syzkaller #0
[ 27.682987][ T397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 27.693042][ T397] Call Trace:
[ 27.696305][ T397]
[ 27.699220][ T397] __dump_stack+0x21/0x30
[ 27.703531][ T397] dump_stack_lvl+0x110/0x170
[ 27.708188][ T397] ? show_regs_print_info+0x20/0x20
[ 27.713372][ T397] ? load_image+0x3f0/0x3f0
[ 27.717871][ T397] ? __local_bh_enable_ip+0x58/0x80
[ 27.723047][ T397] print_address_description+0x7f/0x2c0
[ 27.728570][ T397] ? pppol2tp_sock_to_session+0x1a0/0x1b0
[ 27.734267][ T397] kasan_report+0x10f/0x150
[ 27.738754][ T397] ? pppol2tp_sock_to_session+0x1a0/0x1b0
[ 27.744467][ T397] __asan_report_load4_noabort+0x14/0x20
[ 27.750091][ T397] pppol2tp_sock_to_session+0x1a0/0x1b0
[ 27.755638][ T397] pppol2tp_release+0x150/0x2b0
[ 27.760500][ T397] sock_close+0xb8/0x200
[ 27.764746][ T397] ? sock_mmap+0xa0/0xa0
[ 27.768971][ T397] __fput+0x22b/0x900
[ 27.772956][ T397] ____fput+0x15/0x20
[ 27.776916][ T397] task_work_run+0x127/0x190
[ 27.781485][ T397] do_exit+0xb70/0x29a0
[ 27.785623][ T397] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 27.791341][ T397] ? put_task_struct+0x90/0x90
[ 27.796082][ T397] ? __kasan_check_write+0x14/0x20
[ 27.801175][ T397] __x64_sys_exit+0x40/0x40
[ 27.805674][ T397] x64_sys_call+0x44/0x9a0
[ 27.810067][ T397] do_syscall_64+0x4c/0xa0
[ 27.814075][ T430] ------------[ cut here ]------------
[ 27.814457][ T397] ? clear_bhb_loop+0x50/0xa0
[ 27.820826][ T430] WARNING: CPU: 1 PID: 430 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 27.824549][ T397] ? clear_bhb_loop+0x50/0xa0
[ 27.824566][ T397] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 27.824581][ T397] RIP: 0033:0x7fc4d8606159
[ 27.824593][ T397] Code: Unable to access opcode bytes at RIP 0x7fc4d860612f.
[ 27.824600][ T397] RSP: 002b:00007fc4d8466ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 27.838100][ T430] Modules linked in:
[ 27.839206][ T397] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007fc4d8606159
[ 27.845271][ T430]
[ 27.849464][ T397] RDX: 00007fc4d84679c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 27.856960][ T430] CPU: 1 PID: 430 Comm: syz.6.32 Not tainted syzkaller #0
[ 27.865190][ T397] RBP: 00007fc4d869d06b R08: 0000000000000000 R09: 0000000000000058
[ 27.865202][ T397] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 27.865215][ T397] R13: 00007fc4d888e038 R14: 00007fc4d888dfa0 R15: 00007ffd8670ca98
[ 27.865228][ T397]
[ 27.865235][ T397]
[ 27.865238][ T397] Allocated by task 396:
[ 27.865245][ T397] __kasan_kmalloc+0xd4/0x100
[ 27.869740][ T430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 27.877102][ T397] __kmalloc+0x13d/0x2c0
[ 27.877122][ T397] l2tp_session_create+0x39/0xb60
[ 27.877138][ T397] pppol2tp_connect+0xbf5/0x1640
[ 27.877153][ T397] __sys_connect+0x3cb/0x450
[ 27.879680][ T430] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 27.887404][ T397] __x64_sys_connect+0x7a/0x90
[ 27.887419][ T397] x64_sys_call+0x7c/0x9a0
[ 27.887432][ T397] do_syscall_64+0x4c/0xa0
[ 27.887445][ T397] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 27.887461][ T397]
[ 27.887465][ T397] Freed by task 394:
[ 27.894885][ T430] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 27.902490][ T397] kasan_set_track+0x4a/0x70
[ 27.910722][ T430] RSP: 0018:ffffc90001537bf0 EFLAGS: 00010293
[ 27.918390][ T397] kasan_set_free_info+0x23/0x40
[ 27.918409][ T397] ____kasan_slab_free+0x125/0x160
[ 27.918421][ T397] __kasan_slab_free+0x11/0x20
[ 27.918433][ T397] slab_free_freelist_hook+0xc2/0x190
[ 27.918446][ T397] kfree+0xc4/0x270
[ 27.918461][ T397] l2tp_session_put+0xaf/0x1a0
[ 27.918476][ T397] l2tp_session_delete+0x3a9/0x4a0
[ 27.918490][ T397] l2tp_tunnel_del_work+0x180/0x3d0
[ 27.922113][ T430]
[ 27.923838][ T397] process_one_work+0x6c8/0xbb0
[ 27.923858][ T397] worker_thread+0xaa0/0x1250
[ 27.923873][ T397] kthread+0x3f5/0x4f0
[ 27.928563][ T430] RAX: ffffffff845ec817 RBX: ffff888114d6d000 RCX: ffff8881130c62c0
[ 27.932738][ T397] ret_from_fork+0x1f/0x30
[ 27.942957][ T430] RDX: 0000000000000000 RSI: 000000002f947600 RDI: 000000000c04eb7d
[ 27.946987][ T397]
[ 27.946991][ T397] The buggy address belongs to the object at ffff88812dad5c00
[ 27.946991][ T397] which belongs to the cache kmalloc-512 of size 512
[ 27.947003][ T397] The buggy address is located 0 bytes inside of
[ 27.947003][ T397] 512-byte region [ffff88812dad5c00, ffff88812dad5e00)
[ 27.947018][ T397] The buggy address belongs to the page:
[ 27.947036][ T397] page:ffffea0004b6b500 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x12dad4
[ 27.952386][ T430] RBP: ffffc90001537c10 R08: ffff888114d6d083 R09: 1ffff110229ada10
[ 27.956928][ T397] head:ffffea0004b6b500 order:2 compound_mapcount:0 compound_pincount:0
[ 27.956941][ T397] flags: 0x4000000000010200(slab|head|zone=1)
[ 27.956970][ T397] raw: 4000000000010200 0000000000000000 dead000000000122 ffff888100042f00
[ 27.956982][ T397] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000
[ 27.956989][ T397] page dumped because: kasan: bad access detected
[ 27.961924][ T430] R10: dffffc0000000000 R11: ffffed10229ada11 R12: dffffc0000000000
[ 27.967876][ T397] page_owner tracks the page as allocated
[ 27.967895][ T397] 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 373, ts 27471336610, free_ts 25931272867
[ 27.973844][ T430] R13: dffffc0000000000 R14: 000000002f947600 R15: ffff88811c08d800
[ 27.977071][ T397] post_alloc_hook+0x192/0x1b0
[ 27.981461][ T430] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 27.987332][ T397] prep_new_page+0x1c/0x110
[ 27.987347][ T397] get_page_from_freelist+0x2c3a/0x2cd0
[ 27.987360][ T397] __alloc_pages+0x1a2/0x460
[ 27.987373][ T397] new_slab+0xa0/0x4d0
[ 27.987385][ T397] ___slab_alloc+0x3ac/0x840
[ 27.990273][ T430] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 27.993683][ T397] __slab_alloc+0x49/0x90
[ 27.993704][ T397] kmem_cache_alloc_trace+0x146/0x270
[ 27.993718][ T397] find_css_set+0x91d/0x1560
[ 27.993732][ T397] cgroup_migrate_prepare_dst+0xc4/0xa00
[ 27.993748][ T397] cgroup_attach_task+0x298/0x520
[ 27.993763][ T397] __cgroup1_procs_write+0x314/0x520
[ 27.993777][ T397] cgroup1_procs_write+0x2a/0x40
[ 28.014051][ T430] CR2: 00007fc4d85c1270 CR3: 000000010d6e2000 CR4: 00000000003506a0
[ 28.017943][ T397] cgroup_file_write+0x294/0x560
[ 28.024172][ T430] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 28.028888][ T397] kernfs_fop_write_iter+0x2bd/0x400
[ 28.034147][ T430] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 28.038711][ T397] vfs_write+0x831/0xfd0
[ 28.044181][ T430] Call Trace:
[ 28.047835][ T397] page last free stack trace:
[ 28.052581][ T430]
[ 28.057662][ T397] free_unref_page_prepare+0x5fa/0x600
[ 28.057680][ T397] free_unref_page+0xae/0x540
[ 28.057693][ T397] __free_pages+0x6c/0x100
[ 28.057706][ T397] __vunmap+0x801/0x980
[ 28.063170][ T430] pppol2tp_release+0x150/0x2b0
[ 28.065177][ T397] vfree+0x8b/0xc0
[ 28.065191][ T397] kcov_close+0x2b/0x50
[ 28.065206][ T397] __fput+0x22b/0x900
[ 28.070258][ T430] sock_close+0xb8/0x200
[ 28.074678][ T397] ____fput+0x15/0x20
[ 28.074693][ T397] task_work_run+0x127/0x190
[ 28.074706][ T397] do_exit+0xb70/0x29a0
[ 28.074719][ T397] do_group_exit+0x149/0x310
[ 28.074733][ T397] get_signal+0x64f/0x1430
[ 28.074747][ T397] arch_do_signal_or_restart+0xe2/0x1100
[ 28.079164][ T430] ? sock_mmap+0xa0/0xa0
[ 28.086738][ T397] exit_to_user_mode_loop+0xa7/0xe0
[ 28.086754][ T397] exit_to_user_mode_prepare+0x87/0xd0
[ 28.086766][ T397] syscall_exit_to_user_mode+0x1a/0x30
[ 28.091399][ T430] __fput+0x22b/0x900
[ 28.099120][ T397]
[ 28.099124][ T397] Memory state around the buggy address:
[ 28.099132][ T397] ffff88812dad5b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 28.099141][ T397] ffff88812dad5b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 28.099150][ T397] >ffff88812dad5c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 28.099156][ T397] ^
[ 28.099163][ T397] ffff88812dad5c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 28.101784][ T430] ____fput+0x15/0x20
[ 28.115498][ T397] ffff88812dad5d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 28.115506][ T397] ==================================================================
[ 28.115512][ T397] Disabling lock debugging due to kernel taint
[ 28.124986][ T397] ------------[ cut here ]------------
[ 28.161451][ T430] task_work_run+0x127/0x190
[ 28.168893][ T397] WARNING: CPU: 0 PID: 397 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 28.175779][ T430] do_exit+0xb70/0x29a0
[ 28.187087][ T397] Modules linked in:
[ 28.192465][ T430] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 28.199377][ T397]
[ 28.206889][ T375] device veth1_macvtap entered promiscuous mode
[ 28.224886][ T430] ? put_task_struct+0x90/0x90
[ 28.244429][ T397] CPU: 1 PID: 397 Comm: syz.6.18 Tainted: G B syzkaller #0
[ 28.246923][ T430] ? __kasan_check_write+0x14/0x20
[ 28.250965][ T397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 28.256843][ T430] __x64_sys_exit+0x40/0x40
[ 28.263260][ T397] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 28.265971][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 28.270038][ T397] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 28.276765][ T430] x64_sys_call+0x44/0x9a0
[ 28.280818][ T397] RSP: 0018:ffffc900014b7bf0 EFLAGS: 00010293
[ 28.286705][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 28.290948][ T397]
[ 28.296884][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 28.301580][ T397] RAX: ffffffff845ec817 RBX: ffff888113acf000 RCX: ffff88810ff94f00
[ 28.307069][ T430] do_syscall_64+0x4c/0xa0
[ 28.311800][ T397] RDX: 0000000000000000 RSI: 0000000031210100 RDI: 000000000c04eb7d
[ 28.320608][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 28.325214][ T397] RBP: ffffc900014b7c10 R08: 0000000000000003 R09: 0000000000000004
[ 28.333162][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 28.338302][ T397] R10: dffffc0000000000 R11: fffffbfff0e18e4c R12: dffffc0000000000
[ 28.347138][ T442] ------------[ cut here ]------------
[ 28.350468][ T397] R13: dffffc0000000000 R14: 0000000031210100 R15: ffff88812dad5c00
[ 28.353921][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 28.358392][ T430] ? clear_bhb_loop+0x50/0xa0
[ 28.361435][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 28.366878][ T397] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 28.371671][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 28.375994][ T430] ? clear_bhb_loop+0x50/0xa0
[ 28.380170][ T442] WARNING: CPU: 0 PID: 442 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 28.384999][ T397] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 28.389093][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 28.392766][ T397] CR2: 00007fc4d93c0060 CR3: 000000010d5a7000 CR4: 00000000003506a0
[ 28.397397][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 28.401816][ T430] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 28.405295][ T442] Modules linked in:
[ 28.409790][ T397] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 28.414156][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 28.418594][ T430] RIP: 0033:0x7fc4d8606159
[ 28.423070][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 28.428597][ T397] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 28.433120][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 28.438133][ T430] Code: Unable to access opcode bytes at RIP 0x7fc4d860612f.
[ 28.443990][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 28.449044][ T442]
[ 28.453095][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 28.455399][ T397] Call Trace:
[ 28.461258][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 28.469046][ T430] RSP: 002b:00007fc4d8466ef8 EFLAGS: 00000246
[ 28.479890][ T442] CPU: 0 PID: 442 Comm: syz.6.36 Tainted: G B syzkaller #0
[ 28.491821][ T397]
[ 28.497533][ T442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 28.501597][ T430] ORIG_RAX: 000000000000003c
[ 28.518618][ T442] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 28.530737][ T397] pppol2tp_release+0x150/0x2b0
[ 28.535775][ T442] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 28.544013][ T397] sock_close+0xb8/0x200
[ 28.548442][ T442] RSP: 0018:ffffc900014f7bf0 EFLAGS: 00010293
[ 28.555056][ T397] ? sock_mmap+0xa0/0xa0
[ 28.569571][ T442]
[ 28.573363][ T430] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007fc4d8606159
[ 28.579629][ T442] RAX: ffffffff845ec817 RBX: ffff8881147f0000 RCX: ffff888114cfbb40
[ 28.592410][ T397] __fput+0x22b/0x900
[ 28.596967][ T442] RDX: 0000000000000000 RSI: 0000000014f9e000 RDI: 000000000c04eb7d
[ 28.601048][ T430] RDX: 00007fc4d84679c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 28.606079][ T442] RBP: ffffc900014f7c10 R08: ffff8881147f0083 R09: 1ffff110228fe010
[ 28.619283][ T397] ____fput+0x15/0x20
[ 28.635018][ T442] R10: dffffc0000000000 R11: ffffed10228fe011 R12: dffffc0000000000
[ 28.638565][ T430] RBP: 00007fc4d869d06b R08: 0000000000000000 R09: 0000000000000058
[ 28.644108][ T442] R13: dffffc0000000000 R14: 0000000014f9e000 R15: ffff888113905800
[ 28.661397][ T397] task_work_run+0x127/0x190
[ 28.671053][ T445] ------------[ cut here ]------------
[ 28.681227][ T430] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 28.682538][ T445] WARNING: CPU: 0 PID: 445 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 28.691850][ T430] R13: 00007fc4d888e038 R14: 00007fc4d888dfa0 R15: 00007ffd8670ca98
[ 28.733701][ T397] do_exit+0xb70/0x29a0
[ 28.736814][ T445] Modules linked in:
[ 28.740587][ T397] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 28.755010][ T442] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 28.758608][ T397] ? put_task_struct+0x90/0x90
[ 28.764438][ T442] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 28.768997][ T397] ? __kasan_check_write+0x14/0x20
[ 28.784173][ T445]
[ 28.793473][ T397] __x64_sys_exit+0x40/0x40
[ 28.803824][ T442] CR2: 00007fc4d8446d58 CR3: 000000012bea3000 CR4: 00000000003506a0
[ 28.832539][ T397] x64_sys_call+0x44/0x9a0
[ 28.839613][ T445] CPU: 1 PID: 445 Comm: syz.6.37 Tainted: G B syzkaller #0
[ 28.854231][ T430]
[ 28.857620][ T445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 28.864988][ T430] ---[ end trace b2050ee455d1859f ]---
[ 28.876576][ T442] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 28.890503][ T445] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 28.894362][ T397] do_syscall_64+0x4c/0xa0
[ 28.907127][ T445] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 28.917815][ T442] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 28.921128][ T445] RSP: 0018:ffffc900014c7bf0 EFLAGS: 00010293
[ 28.932281][ T397] ? clear_bhb_loop+0x50/0xa0
[ 28.963923][ T445]
[ 28.963932][ T445] RAX: ffffffff845ec817 RBX: ffff888115105000 RCX: ffff8881150fcf00
[ 28.964327][ T445] RDX: 0000000000000000 RSI: 000000002f9b27e0 RDI: 000000000c04eb7d
[ 28.982321][ T457] ------------[ cut here ]------------
[ 29.012582][ T397] ? clear_bhb_loop+0x50/0xa0
[ 29.194894][ T442] Call Trace:
[ 29.226317][ T445] RBP: ffffc900014c7c10 R08: ffff888115105083 R09: 1ffff11022a20a10
[ 29.275891][ T457] WARNING: CPU: 0 PID: 457 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 29.330979][ T457] Modules linked in:
[ 29.332055][ T397] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 29.345290][ T457] CPU: 0 PID: 457 Comm: syz.6.39 Tainted: G B W syzkaller #0
[ 29.366561][ T545] ------------[ cut here ]------------
[ 29.372916][ T553] ------------[ cut here ]------------
[ 29.379950][ T554] ------------[ cut here ]------------
[ 29.386293][ T555] ------------[ cut here ]------------
[ 29.393908][ T554] WARNING: CPU: 0 PID: 554 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 29.402336][ T397] RIP: 0033:0x7fc4d8606159
[ 29.404730][ T553] WARNING: CPU: 0 PID: 553 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 29.420929][ T555] WARNING: CPU: 0 PID: 555 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 29.431909][ T550] ------------[ cut here ]------------
[ 29.445105][ T397] Code: Unable to access opcode bytes at RIP 0x7fc4d860612f.
[ 29.452647][ T397] RSP: 002b:00007fc4d8466ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 29.454587][ T554] Modules linked in:
[ 29.461210][ T457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 29.488880][ T554]
[ 29.492031][ T545] WARNING: CPU: 0 PID: 545 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 29.503960][ T553] Modules linked in:
[ 29.508127][ T555] Modules linked in:
[ 29.512025][ T555] CPU: 0 PID: 555 Comm: syz.2.57 Tainted: G B W syzkaller #0
[ 29.521210][ T554] CPU: 0 PID: 554 Comm: syz.5.69 Tainted: G B W syzkaller #0
[ 29.529917][ T553] CPU: 0 PID: 553 Comm: syz.3.63 Tainted: G B W syzkaller #0
[ 29.541041][ T555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 29.555021][ T554] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 29.555100][ T553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 29.576439][ T554] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 29.582875][ T555] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 29.590284][ T579] ------------[ cut here ]------------
[ 29.598280][ T397] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007fc4d8606159
[ 29.604813][ T554] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 29.626284][ T555] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 29.647461][ T550] WARNING: CPU: 0 PID: 550 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 29.657795][ T442]
[ 29.660758][ T442] pppol2tp_release+0x150/0x2b0
[ 29.671503][ T553] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 29.679756][ T555] RSP: 0018:ffffc90001667bf0 EFLAGS: 00010293
[ 29.682055][ T457] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 29.686398][ T545] Modules linked in:
[ 29.694514][ T553] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 29.718215][ T579] WARNING: CPU: 0 PID: 579 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 29.728913][ T555] RAX: ffffffff845ec817 RBX: ffff888116254000 RCX: ffff888116298000
[ 29.737855][ T550] Modules linked in:
[ 29.741793][ T550] CPU: 0 PID: 550 Comm: syz.4.70 Tainted: G B W syzkaller #0
[ 29.753075][ T555] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d
[ 29.763070][ T627] ------------[ cut here ]------------
[ 29.765865][ T397] RDX: 00007fc4d84679c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 29.771897][ T545]
[ 29.781384][ T627] WARNING: CPU: 0 PID: 627 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 29.791193][ T445] R10: dffffc0000000000 R11: ffffed1022a20a11 R12: dffffc0000000000
[ 29.796918][ T555] RBP: ffffc90001667c10 R08: ffff888116254083 R09: 1ffff11022c4a810
[ 29.808259][ T545] CPU: 0 PID: 545 Comm: syz.4.67 Tainted: G B W syzkaller #0
[ 29.818925][ T553] RSP: 0018:ffffc900018a7bf0 EFLAGS: 00010293
[ 29.825935][ T641] ------------[ cut here ]------------
[ 29.831396][ T641] WARNING: CPU: 0 PID: 641 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 29.832238][ T638] ------------[ cut here ]------------
[ 29.855953][ T550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 29.867072][ T442] sock_close+0xb8/0x200
[ 29.870199][ T627] Modules linked in:
[ 29.875647][ T457] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 29.878093][ T555] R10: dffffc0000000000 R11: ffffed1022c4a811 R12: dffffc0000000000
[ 29.903333][ T445] R13: dffffc0000000000 R14: 000000002f9b27e0 R15: ffff888111582400
[ 29.906629][ T579] Modules linked in:
[ 29.911554][ T641] Modules linked in:
[ 29.915387][ T545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 29.915426][ T554] RSP: 0018:ffffc90001647bf0 EFLAGS: 00010293
[ 29.921695][ T627] CPU: 0 PID: 627 Comm: syz.5.88 Tainted: G B W syzkaller #0
[ 29.934676][ T641]
[ 29.936064][ T545] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 29.945987][ T442] ? sock_mmap+0xa0/0xa0
[ 29.948258][ T553] RAX: ffffffff845ec817 RBX: ffff888116253000 RCX: ffff88811629e2c0
[ 29.955642][ T397] RBP: 00007fc4d869d06b R08: 0000000000000000 R09: 0000000000000058
[ 29.981437][ T8] device bridge_slave_1 left promiscuous mode
[ 29.986719][ T641] CPU: 1 PID: 641 Comm: syz.3.98 Tainted: G B W syzkaller #0
[ 29.992953][ T8] bridge0: port 2(bridge_slave_1) entered disabled state
[ 30.005421][ T553] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d
[ 30.005727][ T442] __fput+0x22b/0x900
[ 30.017681][ T442] ____fput+0x15/0x20
[ 30.018482][ T550] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 30.021674][ T442] task_work_run+0x127/0x190
[ 30.029256][ T554]
[ 30.033040][ T442] do_exit+0xb70/0x29a0
[ 30.036095][ T555] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888113a4dc00
[ 30.039202][ T442] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 30.047403][ T579] CPU: 0 PID: 579 Comm: syz.6.48 Tainted: G B W syzkaller #0
[ 30.053839][ T553] RBP: ffffc900018a7c10 R08: ffff888116253083 R09: 1ffff11022c4a610
[ 30.067450][ T554] RAX: ffffffff845ec817 RBX: ffff888116251000 RCX: ffff8881162993c0
[ 30.069491][ T545] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 30.077658][ T8] device bridge_slave_0 left promiscuous mode
[ 30.104134][ T550] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 30.104145][ T627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 30.104155][ T627] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 30.125578][ T682] ------------[ cut here ]------------
[ 30.135303][ T442] ? put_task_struct+0x90/0x90
[ 30.140999][ T641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 30.147233][ T627] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 30.151738][ T638] WARNING: CPU: 0 PID: 638 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 30.163286][ T553] R10: dffffc0000000000 R11: ffffed1022c4a611 R12: dffffc0000000000
[ 30.183655][ T8] bridge0: port 1(bridge_slave_0) entered disabled state
[ 30.192862][ T555] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 30.199260][ T641] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 30.209597][ T627] RSP: 0018:ffffc90001a67bf0 EFLAGS: 00010293
[ 30.220275][ T554] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d
[ 30.236131][ T682] WARNING: CPU: 0 PID: 682 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 30.244748][ T683] ------------[ cut here ]------------
[ 30.246339][ T550] RSP: 0018:ffffc900014a7bf0 EFLAGS: 00010293
[ 30.253318][ T442] ? __kasan_check_write+0x14/0x20
[ 30.263654][ T8] device veth1_macvtap left promiscuous mode
[ 30.268992][ T683] WARNING: CPU: 1 PID: 683 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 30.269669][ T8] device veth0_vlan left promiscuous mode
[ 30.289447][ T682] Modules linked in:
[ 30.293351][ T682] CPU: 0 PID: 682 Comm: syz.2.110 Tainted: G B W syzkaller #0
[ 30.300362][ T696] ------------[ cut here ]------------
[ 30.306936][ T641] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 30.311899][ T555] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 30.329580][ T579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 30.335118][ T445] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 30.357242][ T683] Modules linked in:
[ 30.361159][ T683] CPU: 1 PID: 683 Comm: syz.4.101 Tainted: G B W syzkaller #0
[ 30.363432][ T554] RBP: ffffc90001647c10 R08: ffff888116251083 R09: 1ffff11022c4a210
[ 30.369876][ T627]
[ 30.379644][ T545] RSP: 0018:ffffc900015d7bf0 EFLAGS: 00010293
[ 30.385110][ T457] RSP: 0018:ffffc900015f7bf0 EFLAGS: 00010293
[ 30.392385][ T696] WARNING: CPU: 1 PID: 696 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 30.402879][ T553] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888113a4f800
[ 30.409908][ T550] RAX: ffffffff845ec817 RBX: ffff888115f62000 RCX: ffff888115eee2c0
[ 30.415144][ T397] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 30.426963][ T683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 30.434265][ T641] RSP: 0018:ffffc90001c2fbf0 EFLAGS: 00010293
[ 30.437177][ T627] RAX: ffffffff845ec817 RBX: ffff8881182f8000 RCX: ffff888117e4bb40
[ 30.452403][ T555] CR2: 00007f776ec16270 CR3: 000000010dd98000 CR4: 00000000003506a0
[ 30.461025][ T457] RAX: ffffffff845ec817 RBX: ffff888115a22000 RCX: ffff8881150fa780
[ 30.461516][ T579] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 30.470687][ T707] ------------[ cut here ]------------
[ 30.475698][ T641] RAX: ffffffff845ec817 RBX: ffff8881183b0000 RCX: ffff888118b993c0
[ 30.484614][ T683] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 30.493411][ T545] RAX: ffffffff845ec817 RBX: ffff8881165bd000 RCX: ffff8881164b13c0
[ 30.496695][ T442] __x64_sys_exit+0x40/0x40
[ 30.503320][ T545] RDX: 0000000000000000 RSI: 000000002f8b4500 RDI: 000000000c04eb7d
[ 30.507789][ T707] WARNING: CPU: 1 PID: 707 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 30.515835][ T554] R10: dffffc0000000000 R11: ffffed1022c4a211 R12: dffffc0000000000
[ 30.530603][ T682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 30.544990][ T696] Modules linked in:
[ 30.548900][ T696] CPU: 1 PID: 696 Comm: syz.5.115 Tainted: G B W syzkaller #0
[ 30.558210][ T457] RDX: 0000000000000000 RSI: 000000002f90a7c0 RDI: 000000000c04eb7d
[ 30.566267][ T397] R13: 00007fc4d888e038 R14: 00007fc4d888dfa0 R15: 00007ffd8670ca98
[ 30.566808][ T641] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d
[ 30.575499][ T627] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d
[ 30.590236][ T550] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d
[ 30.590252][ T550] RBP: ffffc900014a7c10 R08: ffff888115f62083 R09: 1ffff11022bec410
[ 30.590263][ T550] R10: dffffc0000000000 R11: ffffed1022bec411 R12: dffffc0000000000
[ 30.590276][ T550] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888113a4fc00
[ 30.590287][ T550] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 30.598451][ T555] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 30.614965][ T553] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 30.623440][ T457] RBP: ffffc900015f7c10 R08: ffff888115a22083 R09: 1ffff11022b44410
[ 30.640264][ T545] RBP: ffffc900015d7c10 R08: ffff8881165bd083 R09: 1ffff11022cb7a10
[ 30.649565][ T704] ------------[ cut here ]------------
[ 30.660777][ T641] RBP: ffffc90001c2fc10 R08: ffff8881183b0083 R09: 1ffff11023076010
[ 30.664593][ T707] Modules linked in:
[ 30.672487][ T682] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 30.682523][ T555] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 30.689595][ T554] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888113a4d800
[ 30.696324][ T707]
[ 30.705739][ T641] R10: dffffc0000000000 R11: ffffed1023076011 R12: dffffc0000000000
[ 30.706834][ T696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 30.716053][ T720] ------------[ cut here ]------------
[ 30.726005][ T704] WARNING: CPU: 1 PID: 704 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 30.731573][ T683] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 30.741231][ T397]
[ 30.761285][ T682] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 30.764395][ T696] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 30.788890][ T555] Call Trace:
[ 30.789247][ T553] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 30.792239][ T555]
[ 30.801857][ T442] x64_sys_call+0x44/0x9a0
[ 30.802065][ T707] CPU: 1 PID: 707 Comm: syz.3.118 Tainted: G B W syzkaller #0
[ 30.815007][ T445] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 30.816047][ T641] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888111c31000
[ 30.821586][ T445] CR2: 00007f9a180d6060 CR3: 000000012bea3000 CR4: 00000000003506a0
[ 30.821602][ T445] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 30.829871][ T554] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 30.837855][ T555] pppol2tp_release+0x150/0x2b0
[ 30.848000][ T442] do_syscall_64+0x4c/0xa0
[ 30.854652][ T704] Modules linked in:
[ 30.866639][ T553] CR2: 00007f776ec16270 CR3: 000000000660f000 CR4: 00000000003506b0
[ 30.868224][ T627] RBP: ffffc90001a67c10 R08: ffff8881182f8083 R09: 1ffff1102305f010
[ 30.870743][ T724] ------------[ cut here ]------------
2026/09/27 17:31:55 executed programs: 122
[ 30.878739][ T579] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 30.892178][ T553] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 30.892192][ T553] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 30.892202][ T553] Call Trace:
[ 30.892207][ T553]
[ 30.917600][ T627] R10: dffffc0000000000 R11: ffffed102305f011 R12: dffffc0000000000
[ 30.923823][ T442] ? clear_bhb_loop+0x50/0xa0
[ 30.927978][ T30] kauditd_printk_skb: 40 callbacks suppressed
[ 30.927988][ T30] audit: type=1400 audit(1790530315.457:114): avc: denied { write } for pid=293 comm="syz-execprog" path="pipe:[14937]" dev="pipefs" ino=14937 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1
[ 30.933198][ T545] R10: dffffc0000000000 R11: ffffed1022cb7a11 R12: dffffc0000000000
[ 30.938500][ T550] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 30.942681][ T545] R13: dffffc0000000000 R14: 000000002f8b4500 R15: ffff8881116cd400
[ 30.946997][ T707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 30.957200][ T682] RSP: 0018:ffffc90001dd7bf0 EFLAGS: 00010293
[ 30.994502][ T555] sock_close+0xb8/0x200
[ 30.999133][ T442] ? clear_bhb_loop+0x50/0xa0
[ 31.011468][ T696] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 31.020151][ T545] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 31.024127][ T704]
[ 31.044633][ T553] pppol2tp_release+0x150/0x2b0
[ 31.052934][ T627] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888115db2c00
[ 31.054996][ T554] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 31.059773][ T627] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 31.067799][ T553] sock_close+0xb8/0x200
[ 31.074408][ T638] Modules linked in:
[ 31.087643][ T555] ? sock_mmap+0xa0/0xa0
[ 31.100468][ T720] WARNING: CPU: 1 PID: 720 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 31.104359][ T724] WARNING: CPU: 0 PID: 724 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 31.111794][ T696] RSP: 0018:ffffc90001d57bf0 EFLAGS: 00010293
[ 31.120544][ T550] CR2: 00007f776ec16270 CR3: 000000012ac53000 CR4: 00000000003506b0
[ 31.141033][ T738] ------------[ cut here ]------------
[ 31.143074][ T627] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 31.153460][ T638]
[ 31.155847][ T720] Modules linked in:
[ 31.164071][ T696]
[ 31.166442][ T627] CR2: 00007f9c58361960 CR3: 000000010d5a7000 CR4: 00000000003506a0
[ 31.169726][ T554] CR2: 00007f846f717840 CR3: 000000010d6e2000 CR4: 00000000003506b0
[ 31.175298][ T707] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 31.188913][ T555] __fput+0x22b/0x900
[ 31.189682][ T738] WARNING: CPU: 0 PID: 738 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 31.192899][ T555] ____fput+0x15/0x20
[ 31.205831][ T545] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 31.211724][ T638] CPU: 1 PID: 638 Comm: syz.6.96 Tainted: G B W syzkaller #0
[ 31.215340][ T724] Modules linked in:
[ 31.221996][ T720] CPU: 1 PID: 720 Comm: syz.6.119 Tainted: G B W syzkaller #0
[ 31.234586][ T553] ? sock_mmap+0xa0/0xa0
[ 31.239338][ T683] RSP: 0018:ffffc90001d9fbf0 EFLAGS: 00010293
[ 31.240036][ T553] __fput+0x22b/0x900
[ 31.245947][ T696] RAX: ffffffff845ec817 RBX: ffff88811a007000 RCX: ffff888119bf13c0
[ 31.257515][ T724] CPU: 0 PID: 724 Comm: syz.2.124 Tainted: G B W syzkaller #0
[ 31.260644][ T683] RAX: ffffffff845ec817 RBX: ffff8881195be000 RCX: ffff888119518000
[ 31.267237][ T545] CR2: 00007ffda5c8ff80 CR3: 000000012caf5000 CR4: 00000000003506b0
[ 31.274400][ T641] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 31.284931][ T397] ---[ end trace b2050ee455d185a0 ]---
[ 31.291590][ T627] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 31.303306][ T554] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 31.309436][ T638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 31.314612][ T553] ____fput+0x15/0x20
[ 31.326943][ T724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 31.337481][ T445] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 31.337726][ T696] RDX: 0000000000000000 RSI: 0000000011fc24c0 RDI: 000000000c04eb7d
[ 31.356460][ T554] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 31.359043][ T757] ------------[ cut here ]------------
[ 31.366063][ T724] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 31.370431][ T682]
[ 31.380026][ T550] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 31.382636][ T707] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 31.395785][ T553] task_work_run+0x127/0x190
[ 31.416639][ T442] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 31.423270][ T445] Call Trace:
[ 31.423448][ T442] RIP: 0033:0x7fc4d8606159
[ 31.426721][ T704] CPU: 0 PID: 704 Comm: syz.4.113 Tainted: G B W syzkaller #0
[ 31.433771][ T757] WARNING: CPU: 1 PID: 757 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 31.440106][ T554] Call Trace:
[ 31.452874][ T682] RAX: ffffffff845ec817 RBX: ffff88811953b000 RCX: ffff8881195193c0
[ 31.452890][ T682] RDX: 0000000000000000 RSI: 0000000030fdd800 RDI: 000000000c04eb7d
[ 31.452901][ T682] RBP: ffffc90001dd7c10 R08: ffff88811953b083 R09: 1ffff110232a7610
[ 31.463661][ T738] Modules linked in:
[ 31.469314][ T442] Code: Unable to access opcode bytes at RIP 0x7fc4d860612f.
[ 31.477818][ T724] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 31.504970][ T627] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 31.509645][ T770] ------------[ cut here ]------------
[ 31.515949][ T638] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 31.522459][ T683] RDX: 0000000000000000 RSI: 0000000011fc0000 RDI: 000000000c04eb7d
[ 31.540946][ T696] RBP: ffffc90001d57c10 R08: ffff88811a007083 R09: 1ffff11023400e10
[ 31.540950][ T770] WARNING: CPU: 0 PID: 770 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 31.549913][ T627] Call Trace:
[ 31.560323][ T781] ------------[ cut here ]------------
[ 31.563031][ T579] RSP: 0018:ffffc900019bfbf0 EFLAGS: 00010293
[ 31.567838][ T682] R10: dffffc0000000000 R11: ffffed10232a7611 R12: dffffc0000000000
[ 31.568175][ T704] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 31.582249][ T696] R10: dffffc0000000000 R11: ffffed1023400e11 R12: dffffc0000000000
[ 31.593299][ T445]
[ 31.601045][ T757] Modules linked in:
[ 31.603704][ T555] task_work_run+0x127/0x190
[ 31.607038][ T442] RSP: 002b:00007fc4d8466ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 31.611364][ T555] do_exit+0xb70/0x29a0
[ 31.619844][ T550] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 31.625736][ T770] Modules linked in:
[ 31.632040][ T781] WARNING: CPU: 0 PID: 781 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 31.633444][ T682] R13: dffffc0000000000 R14: 0000000030fdd800 R15: ffff888111fc6800
[ 31.637036][ T781] Modules linked in:
[ 31.646155][ T545] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 31.654051][ T770]
[ 31.657958][ T641] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 31.676199][ T554]
[ 31.680279][ T683] RBP: ffffc90001d9fc10 R08: ffff8881195be083 R09: 1ffff110232b7c10
[ 31.681137][ T720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 31.689738][ T554] pppol2tp_release+0x150/0x2b0
[ 31.710118][ T555] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 31.718037][ T798] ------------[ cut here ]------------
[ 31.718244][ T770] CPU: 0 PID: 770 Comm: syz.3.138 Tainted: G B W syzkaller #0
[ 31.732692][ T550] Call Trace:
[ 31.737130][ T555] ? put_task_struct+0x90/0x90
[ 31.739106][ T798] WARNING: CPU: 1 PID: 798 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 31.741912][ T555] ? __kasan_check_write+0x14/0x20
[ 31.752044][ T757] CPU: 1 PID: 757 Comm: syz.4.133 Tainted: G B W syzkaller #0
[ 31.763147][ T445] pppol2tp_release+0x150/0x2b0
[ 31.770617][ T553] do_exit+0xb70/0x29a0
[ 31.773180][ T683] R10: dffffc0000000000 R11: ffffed10232b7c11 R12: dffffc0000000000
[ 31.778836][ T457] R10: dffffc0000000000 R11: ffffed1022b44411 R12: dffffc0000000000
[ 31.790957][ T554] sock_close+0xb8/0x200
[ 31.791913][ T627]
[ 31.798365][ T553] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 31.798655][ T724] RSP: 0018:ffffc90000b87bf0 EFLAGS: 00010293
[ 31.804147][ T682] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 31.804162][ T682] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 31.816515][ T770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 31.840656][ T683] R13: dffffc0000000000 R14: 0000000011fc0000 R15: ffff888111fc4000
[ 31.849107][ T738]
[ 31.851431][ T738] CPU: 0 PID: 738 Comm: syz.6.127 Tainted: G B W syzkaller #0
[ 31.855346][ T627] pppol2tp_release+0x150/0x2b0
[ 31.861110][ T554] ? sock_mmap+0xa0/0xa0
[ 31.865349][ T579]
[ 31.871430][ T579] RAX: ffffffff845ec817 RBX: ffff8881177ca000 RCX: ffff8881177f0000
[ 31.872748][ T809] ------------[ cut here ]------------
[ 31.879432][ T550]
[ 31.879440][ T550] pppol2tp_release+0x150/0x2b0
[ 31.879465][ T550] sock_close+0xb8/0x200
[ 31.879479][ T550] ? sock_mmap+0xa0/0xa0
[ 31.891167][ T704] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 31.896893][ T553] ? put_task_struct+0x90/0x90
[ 31.897514][ T554] __fput+0x22b/0x900
[ 31.901225][ T553] ? __kasan_check_write+0x14/0x20
[ 31.907748][ T445] sock_close+0xb8/0x200
[ 31.912358][ T798] Modules linked in:
[ 31.917805][ T724]
[ 31.921592][ T696] R13: dffffc0000000000 R14: 0000000011fc24c0 R15: ffff888111e42400
[ 31.928014][ T825] ------------[ cut here ]------------
[ 31.929786][ T798]
[ 31.931956][ T825] WARNING: CPU: 0 PID: 825 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 31.940361][ T641] CR2: 00007f9c5862adac CR3: 000000010d5a7000 CR4: 00000000003506a0
[ 31.948636][ T809] WARNING: CPU: 0 PID: 809 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 31.963370][ T457] R13: dffffc0000000000 R14: 000000002f90a7c0 R15: ffff88812db87400
[ 31.966387][ T638] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 31.975756][ T545] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 31.986341][ T554] ____fput+0x15/0x20
[ 32.012167][ T696] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 32.016210][ T770] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 32.035897][ T442] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007fc4d8606159
[ 32.045260][ T553] __x64_sys_exit+0x40/0x40
[ 32.049715][ T682] CR2: 00007f846f52aff8 CR3: 000000011b64b000 CR4: 00000000003506a0
[ 32.053808][ T553] x64_sys_call+0x44/0x9a0
[ 32.058267][ T550] __fput+0x22b/0x900
[ 32.062218][ T707] RSP: 0018:ffffc90001e87bf0 EFLAGS: 00010293
[ 32.066572][ T555] __x64_sys_exit+0x40/0x40
[ 32.066789][ T770] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 32.080958][ T781]
[ 32.098235][ T724] RAX: ffffffff845ec817 RBX: ffff88811b131000 RCX: ffff88811b000000
[ 32.099266][ T553] do_syscall_64+0x4c/0xa0
[ 32.108658][ T757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 32.111885][ T696] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 32.122843][ T579] RDX: 0000000000000000 RSI: 000000001ee31240 RDI: 000000000c04eb7d
[ 32.129584][ T555] x64_sys_call+0x44/0x9a0
[ 32.140850][ T707]
[ 32.142856][ T682] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 32.147262][ T707] RAX: ffffffff845ec817 RBX: ffff888119b3b000 RCX: ffff888119b1e2c0
[ 32.153366][ T720] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 32.159202][ T696] CR2: 00007ffcbdadeee0 CR3: 000000012f7ce000 CR4: 00000000003506a0
[ 32.165716][ T724] RDX: 0000000000000000 RSI: 000000001a81cfc0 RDI: 000000000c04eb7d
[ 32.173555][ T641] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 32.184932][ T550] ____fput+0x15/0x20
[ 32.193342][ T550] task_work_run+0x127/0x190
[ 32.195174][ T704] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 32.198976][ T442] RDX: 00007fc4d84679c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 32.217663][ T809] Modules linked in:
[ 32.225800][ T738] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 32.225885][ T682] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 32.229690][ T738] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 32.242697][ T757] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 32.248334][ T553] ? clear_bhb_loop+0x50/0xa0
[ 32.255297][ T627] sock_close+0xb8/0x200
[ 32.260651][ T555] do_syscall_64+0x4c/0xa0
[ 32.268441][ T554] task_work_run+0x127/0x190
[ 32.270474][ T853] ------------[ cut here ]------------
[ 32.274342][ T770] RSP: 0018:ffffc90000c67bf0 EFLAGS: 00010293
[ 32.281544][ T555] ? clear_bhb_loop+0x50/0xa0
[ 32.285842][ T847] ------------[ cut here ]------------
[ 32.297129][ T707] RDX: 0000000000000000 RSI: 0000000031092ec0 RDI: 000000000c04eb7d
[ 32.301535][ T845] ------------[ cut here ]------------
[ 32.308456][ T809]
[ 32.314169][ T554] do_exit+0xb70/0x29a0
[ 32.327249][ T696] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 32.336146][ T457] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 32.337718][ T683] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 32.345305][ T798] CPU: 0 PID: 798 Comm: syz.5.147 Tainted: G B W syzkaller #0
[ 32.362780][ T555] ? clear_bhb_loop+0x50/0xa0
[ 32.363999][ T550] do_exit+0xb70/0x29a0
[ 32.371591][ T550] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 32.377636][ T720] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 32.380433][ T445] ? sock_mmap+0xa0/0xa0
[ 32.400349][ T724] RBP: ffffc90000b87c10 R08: ffff88811b131083 R09: 1ffff11023626210
[ 32.411652][ T770]
[ 32.412862][ T553] ? clear_bhb_loop+0x50/0xa0
[ 32.415321][ T627] ? sock_mmap+0xa0/0xa0
[ 32.418697][ T641] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 32.422889][ T627] __fput+0x22b/0x900
[ 32.422907][ T627] ____fput+0x15/0x20
[ 32.431265][ T555] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 32.436234][ T865] ------------[ cut here ]------------
[ 32.438937][ T809] CPU: 1 PID: 809 Comm: syz.2.150 Tainted: G B W syzkaller #0
[ 32.446213][ T682] Call Trace:
[ 32.450452][ T853] WARNING: CPU: 1 PID: 853 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 32.460640][ T847] WARNING: CPU: 0 PID: 847 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 32.462269][ T707] RBP: ffffc90001e87c10 R08: ffff888119b3b083 R09: 1ffff11023367610
[ 32.472376][ T770] RAX: ffffffff845ec817 RBX: ffff88811b67c000 RCX: ffff88811b244f00
[ 32.485836][ T825] Modules linked in:
[ 32.490703][ T579] RBP: ffffc900019bfc10 R08: ffff8881177ca083 R09: 1ffff11022ef9410
[ 32.498983][ T555] RIP: 0033:0x7f776ec5b159
[ 32.502191][ T554] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 32.510138][ T781] CPU: 1 PID: 781 Comm: syz.6.134 Tainted: G B W syzkaller #0
[ 32.514974][ T845] WARNING: CPU: 0 PID: 845 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 32.520178][ T696] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 32.528904][ T545] Call Trace:
[ 32.538994][ T445] __fput+0x22b/0x900
[ 32.547655][ T638] RSP: 0018:ffffc9000180fbf0 EFLAGS: 00010293
[ 32.550367][ T553] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 32.554544][ T798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 32.567116][ T683] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 32.577530][ T724] R10: dffffc0000000000 R11: ffffed1023626211 R12: dffffc0000000000
[ 32.583879][ T553] RIP: 0033:0x7f846f6ca159
[ 32.591116][ T457] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 32.595923][ T809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 32.605286][ T682]
[ 32.612482][ T781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 32.615363][ T770] RDX: 0000000000000000 RSI: 000000001afc0a80 RDI: 000000000c04eb7d
[ 32.631657][ T865] WARNING: CPU: 1 PID: 865 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 32.633253][ T757] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 32.643803][ T853] Modules linked in:
[ 32.663035][ T738] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 32.664383][ T638]
[ 32.668127][ T704] RSP: 0018:ffffc90001cdfbf0 EFLAGS: 00010293
[ 32.688341][ T845] Modules linked in:
[ 32.689608][ T641] Call Trace:
[ 32.695106][ T554] ? put_task_struct+0x90/0x90
[ 32.695133][ T554] ? __kasan_check_write+0x14/0x20
[ 32.695151][ T554] __x64_sys_exit+0x40/0x40
[ 32.700790][ T738] RSP: 0018:ffffc90000c27bf0 EFLAGS: 00010293
[ 32.702303][ T554] x64_sys_call+0x44/0x9a0
[ 32.707302][ T553] Code: Unable to access opcode bytes at RIP 0x7f846f6ca12f.
[ 32.712204][ T724] R13: dffffc0000000000 R14: 000000001a81cfc0 R15: ffff88811abe3c00
[ 32.717371][ T555] Code: Unable to access opcode bytes at RIP 0x7f776ec5b12f.
[ 32.724681][ T682] pppol2tp_release+0x150/0x2b0
[ 32.727629][ T445] ____fput+0x15/0x20
[ 32.734818][ T627] task_work_run+0x127/0x190
[ 32.734836][ T627] do_exit+0xb70/0x29a0
[ 32.734853][ T627] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 32.734872][ T627] ? put_task_struct+0x90/0x90
[ 32.734888][ T627] ? __kasan_check_write+0x14/0x20
[ 32.743112][ T641]
[ 32.765208][ T579] R10: dffffc0000000000 R11: ffffed1022ef9411 R12: dffffc0000000000
[ 32.770215][ T696] Call Trace:
[ 32.774707][ T550] ? put_task_struct+0x90/0x90
[ 32.778489][ T738]
[ 32.784217][ T770] RBP: ffffc90000c67c10 R08: ffff88811b67c083 R09: 1ffff110236cf810
[ 32.787446][ T825]
[ 32.803012][ T845]
[ 32.805791][ T809] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 32.814516][ T845] CPU: 0 PID: 845 Comm: syz.2.161 Tainted: G B W syzkaller #0
[ 32.815394][ T696]
[ 32.817426][ T845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 32.824737][ T781] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 32.835176][ T457] CR2: 00007f846f685270 CR3: 0000000101d93000 CR4: 00000000003506b0
[ 32.835829][ T865] Modules linked in:
[ 32.845663][ T847] Modules linked in:
[ 32.851788][ T853]
[ 32.859624][ T707] R10: dffffc0000000000 R11: ffffed1023367611 R12: dffffc0000000000
[ 32.863705][ T555] RSP: 002b:00007f776eabbef8 EFLAGS: 00000246
[ 32.878130][ T445] task_work_run+0x127/0x190
[ 32.889211][ T545]
[ 32.892143][ T545] pppol2tp_release+0x150/0x2b0
[ 32.897222][ T553] RSP: 002b:00007f846f52aef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 32.905514][ T554] do_syscall_64+0x4c/0xa0
[ 32.905929][ T545] sock_close+0xb8/0x200
[ 32.910028][ T554] ? clear_bhb_loop+0x50/0xa0
[ 32.910046][ T554] ? clear_bhb_loop+0x50/0xa0
[ 32.923770][ T442] RBP: 00007fc4d869d06b R08: 0000000000000000 R09: 0000000000000058
[ 32.923785][ T442] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 32.923796][ T442] R13: 00007fc4d888e038 R14: 00007fc4d888dfa0 R15: 00007ffd8670ca98
[ 32.923810][ T442]
[ 32.923816][ T442] ---[ end trace b2050ee455d185a1 ]---
[ 32.923960][ T720] RSP: 0018:ffffc90001a77bf0 EFLAGS: 00010293
[ 32.932461][ T579] R13: dffffc0000000000 R14: 000000001ee31240 R15: ffff888113a47c00
[ 32.951659][ T696] pppol2tp_release+0x150/0x2b0
[ 32.959154][ T682] sock_close+0xb8/0x200
[ 32.965388][ T683] CR2: 00007f9c5915b060 CR3: 000000012caf5000 CR4: 00000000003506a0
[ 32.974945][ T707] R13: dffffc0000000000 R14: 0000000031092ec0 R15: ffff888111cd6c00
[ 32.976559][ T553] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f846f6ca159
[ 32.979774][ T707] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 32.987951][ T798] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 32.998116][ T847]
[ 33.006277][ T550] ? __kasan_check_write+0x14/0x20
[ 33.017140][ T845] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 33.021601][ T809] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 33.031377][ T627] __x64_sys_exit+0x40/0x40
[ 33.032957][ T865]
[ 33.053097][ T704]
[ 33.057477][ T738] RAX: ffffffff845ec817 RBX: ffff88811b091000 RCX: ffff88810df6cf00
[ 33.072959][ T696] sock_close+0xb8/0x200
[ 33.075257][ T457] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 33.077434][ T825] CPU: 1 PID: 825 Comm: syz.4.155 Tainted: G B W syzkaller #0
[ 33.086228][ T770] R10: dffffc0000000000 R11: ffffed10236cf811 R12: dffffc0000000000
[ 33.094029][ T724] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 33.102368][ T682] ? sock_mmap+0xa0/0xa0
[ 33.111028][ T853] CPU: 1 PID: 853 Comm: syz.5.162 Tainted: G B W syzkaller #0
[ 33.124027][ T445] do_exit+0xb70/0x29a0
[ 33.128237][ T445] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 33.134129][ T545] ? sock_mmap+0xa0/0xa0
[ 33.135579][ T847] CPU: 0 PID: 847 Comm: syz.4.160 Tainted: G B W syzkaller #0
[ 33.138460][ T545] __fput+0x22b/0x900
[ 33.148049][ T892] ------------[ cut here ]------------
[ 33.151298][ T555] ORIG_RAX: 000000000000003c
[ 33.157460][ T898] ------------[ cut here ]------------
[ 33.161353][ T781] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 33.168526][ T641] pppol2tp_release+0x150/0x2b0
[ 33.186617][ T696] ? sock_mmap+0xa0/0xa0
[ 33.196454][ T809] RSP: 0018:ffffc90000d77bf0 EFLAGS: 00010293
[ 33.202523][ T809] RAX: ffffffff845ec817 RBX: ffff88811cc0b000 RCX: ffff88811ce34f00
[ 33.211563][ T896] ------------[ cut here ]------------
[ 33.213710][ T900] ------------[ cut here ]------------
[ 33.217075][ T798] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 33.222471][ T900] WARNING: CPU: 0 PID: 900 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 33.242408][ T683] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 33.253639][ T627] x64_sys_call+0x44/0x9a0
[ 33.260406][ T553] RDX: 00007f846f52b9c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 33.266949][ T892] WARNING: CPU: 0 PID: 892 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 33.272824][ T555] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f776ec5b159
[ 33.291090][ T896] WARNING: CPU: 1 PID: 896 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 33.301224][ T638] RAX: ffffffff845ec817 RBX: ffff8881186e3000 RCX: ffff8881189662c0
[ 33.305053][ T898] WARNING: CPU: 0 PID: 898 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 33.309477][ T550] __x64_sys_exit+0x40/0x40
[ 33.319595][ T770] R13: dffffc0000000000 R14: 000000001afc0a80 R15: ffff88811af9bc00
[ 33.323816][ T445] ? put_task_struct+0x90/0x90
[ 33.332883][ T845] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 33.336571][ T853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 33.357050][ T457] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 33.366778][ T896] Modules linked in:
[ 33.374470][ T553] RBP: 00007f846f76106b R08: 0000000000000000 R09: 0000000000000058
[ 33.374667][ T627] do_syscall_64+0x4c/0xa0
[ 33.378395][ T865] CPU: 1 PID: 865 Comm: syz.3.163 Tainted: G B W syzkaller #0
[ 33.399652][ T738] RDX: 0000000000000000 RSI: 000000001a81ca80 RDI: 000000000c04eb7d
[ 33.403724][ T757] RSP: 0018:ffffc90000bc7bf0 EFLAGS: 00010293
[ 33.407793][ T545] ____fput+0x15/0x20
[ 33.417779][ T724] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 33.417847][ T641] sock_close+0xb8/0x200
[ 33.424507][ T638] RDX: 0000000000000000 RSI: 000000003074c540 RDI: 000000000c04eb7d
[ 33.436976][ T554] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 33.442888][ T554] RIP: 0033:0x7f9a1731c159
[ 33.445731][ T682] __fput+0x22b/0x900
[ 33.447570][ T825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 33.451255][ T682] ____fput+0x15/0x20
[ 33.466616][ T809] RDX: 0000000000000000 RSI: 000000001af51240 RDI: 000000000c04eb7d
[ 33.474101][ T757] RAX: ffffffff845ec817 RBX: ffff88811ae4d000 RCX: ffff88811a70cf00
[ 33.474852][ T707] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 33.482574][ T757] RDX: 0000000000000000 RSI: 0000000030f3ed40 RDI: 000000000c04eb7d
[ 33.489276][ T696] __fput+0x22b/0x900
[ 33.498315][ T720]
[ 33.503169][ T724] CR2: 00007f9a175a5dac CR3: 000000010d5a7000 CR4: 00000000003506a0
[ 33.503677][ T903] ------------[ cut here ]------------
[ 33.511588][ T738] RBP: ffffc90000c27c10 R08: ffff88811b091083 R09: 1ffff11023612210
[ 33.519219][ T770] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 33.525417][ T724] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 33.535017][ T912] ------------[ cut here ]------------
[ 33.543303][ T696] ____fput+0x15/0x20
[ 33.551540][ T704] RAX: ffffffff845ec817 RBX: ffff888119ad7000 RCX: ffff88811a398000
[ 33.559685][ T554] Code: Unable to access opcode bytes at RIP 0x7f9a1731c12f.
[ 33.565152][ T914] ------------[ cut here ]------------
[ 33.569367][ T550] x64_sys_call+0x44/0x9a0
[ 33.577131][ T809] RBP: ffffc90000d77c10 R08: ffff88811cc0b083 R09: 1ffff11023981610
[ 33.585257][ T553] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 33.593220][ T553] R13: 00007f846f952038 R14: 00007f846f951fa0 R15: 00007ffede93ff78
[ 33.593746][ T627] ? clear_bhb_loop+0x50/0xa0
[ 33.602185][ T696] task_work_run+0x127/0x190
[ 33.608866][ T641] ? sock_mmap+0xa0/0xa0
[ 33.610872][ T892] Modules linked in:
[ 33.614866][ T720] RAX: ffffffff845ec817 RBX: ffff888116bc9000 RCX: ffff88811a39e2c0
[ 33.619711][ T847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 33.628199][ T914] WARNING: CPU: 0 PID: 914 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 33.638460][ T892]
[ 33.647114][ T641] __fput+0x22b/0x900
[ 33.650727][ T554] RSP: 002b:00007f9a1717cef8 EFLAGS: 00000246
[ 33.653160][ T641] ____fput+0x15/0x20
[ 33.653182][ T641] task_work_run+0x127/0x190
[ 33.659464][ T724] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 33.664237][ T903] WARNING: CPU: 0 PID: 903 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 33.668121][ T896]
[ 33.688718][ T457] Call Trace:
[ 33.691992][ T457]
[ 33.695185][ T545] task_work_run+0x127/0x190
[ 33.699788][ T545] do_exit+0xb70/0x29a0
[ 33.703052][ T579] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 33.704176][ T898] Modules linked in:
[ 33.715020][ T683] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 33.718228][ T696] do_exit+0xb70/0x29a0
[ 33.729165][ T457] pppol2tp_release+0x150/0x2b0
[ 33.729223][ T638] RBP: ffffc9000180fc10 R08: ffff8881186e3083 R09: 1ffff110230dc610
[ 33.742446][ T704] RDX: 0000000000000000 RSI: 0000000018009200 RDI: 000000000c04eb7d
[ 33.750693][ T457] sock_close+0xb8/0x200
[ 33.754466][ T555] RDX: 00007f776eabc9c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 33.755297][ T550] do_syscall_64+0x4c/0xa0
[ 33.765302][ T798] RSP: 0018:ffffc90000d37bf0 EFLAGS: 00010293
[ 33.771271][ T707] CR2: 00007f776ec16270 CR3: 000000010dd98000 CR4: 00000000003506b0
[ 33.774308][ T770] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 33.782331][ T809] R10: dffffc0000000000 R11: ffffed1023981611 R12: dffffc0000000000
[ 33.789890][ T798] RAX: ffffffff845ec817 RBX: ffff88810dcae000 RCX: ffff88810ef913c0
[ 33.796999][ T912] WARNING: CPU: 1 PID: 912 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 33.805457][ T445] ? __kasan_check_write+0x14/0x20
[ 33.815229][ T545] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 33.824998][ T627] ? clear_bhb_loop+0x50/0xa0
[ 33.829708][ T554] ORIG_RAX: 000000000000003c
[ 33.834689][ T553]
[ 33.837701][ T553] ---[ end trace b2050ee455d185a2 ]---
[ 33.843288][ T825] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 33.845605][ T555] RBP: 00007f776ecf206b R08: 0000000000000000 R09: 0000000000000058
[ 33.849937][ T627] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 33.858087][ T683] Call Trace:
[ 33.863807][ T724] Call Trace:
[ 33.867735][ T853] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 33.870157][ T865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 33.878981][ T641] do_exit+0xb70/0x29a0
[ 33.886980][ T704] RBP: ffffc90001cdfc10 R08: ffff888119ad7083 R09: 1ffff1102335ae10
[ 33.898815][ T738] R10: dffffc0000000000 R11: ffffed1023612211 R12: dffffc0000000000
[ 33.907926][ T724]
[ 33.910862][ T724] pppol2tp_release+0x150/0x2b0
[ 33.916894][ T845] RSP: 0018:ffffc90000d27bf0 EFLAGS: 00010293
[ 33.922991][ T845] RAX: ffffffff845ec817 RBX: ffff8881203ad000 RCX: ffff888120168000
[ 33.923955][ T903] Modules linked in:
[ 33.931930][ T825] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 33.931983][ T579] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 33.936034][ T892] CPU: 1 PID: 892 Comm: syz.6.175 Tainted: G B W syzkaller #0
[ 33.962997][ T914] Modules linked in:
[ 33.970777][ T683]
[ 33.971088][ T847] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 33.984886][ T853] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 33.985342][ T947] ------------[ cut here ]------------
[ 34.010352][ T696] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 34.011471][ T770] CR2: 00007f846f953dac CR3: 000000011cd71000 CR4: 00000000003506b0
[ 34.016609][ T898] CPU: 1 PID: 898 Comm: syz.2.176 Tainted: G B W syzkaller #0
[ 34.025364][ T683] pppol2tp_release+0x150/0x2b0
[ 34.034302][ T545] ? put_task_struct+0x90/0x90
[ 34.039271][ T555] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 34.042413][ T550] ? clear_bhb_loop+0x50/0xa0
[ 34.050415][ T896] CPU: 0 PID: 896 Comm: syz.3.174 Tainted: G B W syzkaller #0
[ 34.055359][ T554] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f9a1731c159
[ 34.063873][ T720] RDX: 0000000000000000 RSI: 000000001ed17180 RDI: 000000000c04eb7d
[ 34.072828][ T809] R13: dffffc0000000000 R14: 000000001af51240 R15: ffff88811abe3400
[ 34.081602][ T903]
[ 34.087840][ T947] WARNING: CPU: 1 PID: 947 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 34.090162][ T798] RDX: 0000000000000000 RSI: 000000001af9da40 RDI: 000000000c04eb7d
[ 34.100331][ T825] RSP: 0018:ffffc90000db7bf0 EFLAGS: 00010293
[ 34.109133][ T707] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 34.109197][ T545] ? __kasan_check_write+0x14/0x20
[ 34.115385][ T682] task_work_run+0x127/0x190
[ 34.123728][ T724] sock_close+0xb8/0x200
[ 34.128654][ T900] Modules linked in:
[ 34.133982][ T955] ------------[ cut here ]------------
[ 34.146354][ T457] ? sock_mmap+0xa0/0xa0
[ 34.146551][ T696] ? put_task_struct+0x90/0x90
[ 34.150654][ T457] __fput+0x22b/0x900
[ 34.155901][ T704] R10: dffffc0000000000 R11: ffffed102335ae11 R12: dffffc0000000000
[ 34.167516][ T865] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 34.173990][ T898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 34.184189][ T865] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 34.185100][ T707] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 34.204167][ T825]
[ 34.214433][ T781] RSP: 0018:ffffc90000c37bf0 EFLAGS: 00010293
[ 34.220514][ T781] RAX: ffffffff845ec817 RBX: ffff88811c740000 RCX: ffff88811affbb40
[ 34.220573][ T555] R13: 00007f776eee3038 R14: 00007f776eee2fa0 R15: 00007fffd7ab63b8
[ 34.228772][ T627] RIP: 0033:0x7f9a1731c159
[ 34.237863][ T903] CPU: 0 PID: 903 Comm: syz.5.177 Tainted: G B W syzkaller #0
[ 34.241199][ T724] ? sock_mmap+0xa0/0xa0
[ 34.254001][ T545] __x64_sys_exit+0x40/0x40
[ 34.258518][ T545] x64_sys_call+0x44/0x9a0
[ 34.262932][ T545] do_syscall_64+0x4c/0xa0
[ 34.267737][ T638] R10: dffffc0000000000 R11: ffffed10230dc611 R12: dffffc0000000000
[ 34.270351][ T900]
[ 34.276747][ T696] ? __kasan_check_write+0x14/0x20
[ 34.283246][ T554] RDX: 00007f9a1717d9c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 34.291317][ T914]
[ 34.294688][ T845] RDX: 0000000000000000 RSI: 000000001cce4660 RDI: 000000000c04eb7d
[ 34.302665][ T845] RBP: ffffc90000d27c10 R08: ffff8881203ad083 R09: 1ffff11024075a10
[ 34.303664][ T896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 34.310703][ T445] __x64_sys_exit+0x40/0x40
[ 34.326272][ T757] RBP: ffffc90000bc7c10 R08: ffff88811ae4d083 R09: 1ffff110235c9a10
[ 34.330593][ T900] CPU: 0 PID: 900 Comm: syz.4.173 Tainted: G B W syzkaller #0
[ 34.334508][ T696] __x64_sys_exit+0x40/0x40
[ 34.345397][ T798] RBP: ffffc90000d37c10 R08: ffff88810dcae083 R09: 1ffff11021b95c10
[ 34.347551][ T641] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 34.356254][ T457] ____fput+0x15/0x20
[ 34.361621][ T847] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 34.365756][ T682] do_exit+0xb70/0x29a0
[ 34.385233][ T738] R13: dffffc0000000000 R14: 000000001a81ca80 R15: ffff8881187f4c00
[ 34.390263][ T720] RBP: ffffc90001a77c10 R08: ffff888116bc9083 R09: 1ffff11022d79210
[ 34.397666][ T914] CPU: 1 PID: 914 Comm: syz.2.180 Tainted: G B W syzkaller #0
[ 34.407487][ T974] ------------[ cut here ]------------
[ 34.414326][ T627] Code: Unable to access opcode bytes at RIP 0x7f9a1731c12f.
[ 34.427130][ T770] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 34.436641][ T770] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 34.445312][ T550] ? clear_bhb_loop+0x50/0xa0
[ 34.445433][ T638] R13: dffffc0000000000 R14: 000000003074c540 R15: ffff8881168ea400
[ 34.450008][ T550] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 34.450028][ T550] RIP: 0033:0x7f9c583a1159
[ 34.458117][ T554] RBP: 00007f9a173b306b R08: 0000000000000000 R09: 0000000000000058
[ 34.464830][ T903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 34.469665][ T898] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 34.477357][ T707] Call Trace:
[ 34.486755][ T683] sock_close+0xb8/0x200
[ 34.494009][ T555]
[ 34.498618][ T853] RSP: 0018:ffffc90000e67bf0 EFLAGS: 00010293
[ 34.503617][ T641] ? put_task_struct+0x90/0x90
[ 34.514650][ T704] R13: dffffc0000000000 R14: 0000000018009200 R15: ffff88811809bc00
[ 34.514694][ T555] ---[ end trace b2050ee455d185a3 ]---
[ 34.522624][ T704] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 34.528683][ T798] R10: dffffc0000000000 R11: ffffed1021b95c11 R12: dffffc0000000000
[ 34.537253][ T955] WARNING: CPU: 1 PID: 955 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 34.545490][ T947] Modules linked in:
[ 34.555473][ T696] x64_sys_call+0x44/0x9a0
[ 34.557768][ T982] ------------[ cut here ]------------
[ 34.559519][ T853]
[ 34.565824][ T981] ------------[ cut here ]------------
[ 34.569435][ T696] do_syscall_64+0x4c/0xa0
[ 34.571659][ T981] WARNING: CPU: 0 PID: 981 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 34.577598][ T724] __fput+0x22b/0x900
[ 34.581520][ T896] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 34.591682][ T770] Call Trace:
[ 34.596779][ T982] WARNING: CPU: 0 PID: 982 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 34.601958][ T627] RSP: 002b:00007f9a1717cef8 EFLAGS: 00000246
[ 34.615168][ T865] RSP: 0018:ffffc90000c87bf0 EFLAGS: 00010293
[ 34.623509][ T757] R10: dffffc0000000000 R11: ffffed10235c9a11 R12: dffffc0000000000
[ 34.625453][ T809] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 34.629604][ T757] R13: dffffc0000000000 R14: 0000000030f3ed40 R15: ffff88811afac800
[ 34.637817][ T457] task_work_run+0x127/0x190
[ 34.654603][ T845] R10: dffffc0000000000 R11: ffffed1024075a11 R12: dffffc0000000000
[ 34.654622][ T845] R13: dffffc0000000000 R14: 000000001cce4660 R15: ffff88811b4c9800
[ 34.654634][ T845] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 34.654647][ T845] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 34.654656][ T845] CR2: 00007fc4d93bd6c8 CR3: 000000012bea3000 CR4: 00000000003506a0
[ 34.654671][ T845] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 34.654681][ T845] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 34.654692][ T845] Call Trace:
[ 34.654697][ T845]
[ 34.654704][ T845] pppol2tp_release+0x150/0x2b0
[ 34.654727][ T845] sock_close+0xb8/0x200
[ 34.664586][ T900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 34.667807][ T641] ? __kasan_check_write+0x14/0x20
[ 34.676700][ T903] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 34.684567][ T781] RDX: 0000000000000000 RSI: 000000001c7ae4c0 RDI: 000000000c04eb7d
[ 34.692086][ T974] WARNING: CPU: 0 PID: 974 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 34.699037][ T554] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 34.724562][ T809] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 34.726320][ T825] RAX: ffffffff845ec817 RBX: ffff88811debe000 RCX: ffff88811dfd3b40
[ 34.731429][ T982] Modules linked in:
[ 34.741124][ T914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 34.745578][ T981] Modules linked in:
[ 34.752989][ T720] R10: dffffc0000000000 R11: ffffed1022d79211 R12: dffffc0000000000
[ 34.759905][ T947]
[ 34.769838][ T682] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 34.779677][ T809] CR2: 00007f776fa15060 CR3: 000000012ac53000 CR4: 00000000003506b0
[ 34.785549][ T770]
[ 34.793076][ T903] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 34.796837][ T545] ? clear_bhb_loop+0x50/0xa0
[ 34.833706][ T912] Modules linked in:
[ 34.836224][ T992] ------------[ cut here ]------------
[ 34.839497][ T707]
[ 34.858046][ T898] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 34.865415][ T550] Code: Unable to access opcode bytes at RIP 0x7f9c583a112f.
[ 34.866956][ T999] ------------[ cut here ]------------
[ 34.871410][ T550] RSP: 002b:00007f9c58201ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 34.871433][ T550] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f9c583a1159
[ 34.871444][ T550] RDX: 00007f9c582029c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 34.871454][ T550] RBP: 00007f9c5843806b R08: 0000000000000000 R09: 0000000000000058
[ 34.871464][ T550] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 34.875180][ T914] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 34.894481][ T912]
[ 34.904997][ T445] x64_sys_call+0x44/0x9a0
[ 34.909788][ T903] RSP: 0018:ffffc90000f4fbf0 EFLAGS: 00010293
[ 34.915816][ T865]
[ 34.926251][ T809] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 34.931656][ T738] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 34.940603][ T1004] ------------[ cut here ]------------
[ 34.947525][ T853] RAX: ffffffff845ec817 RBX: ffff8881153f0000 RCX: ffff88811c2f3b40
[ 34.953823][ T457] do_exit+0xb70/0x29a0
[ 34.956259][ T770] pppol2tp_release+0x150/0x2b0
[ 34.960583][ T903]
[ 34.966539][ T798] R13: dffffc0000000000 R14: 000000001af9da40 R15: ffff88811c7bfc00
[ 34.970197][ T896] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 34.977314][ T638] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 35.003612][ T900] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 35.010158][ T724] ____fput+0x15/0x20
[ 35.012427][ T809] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 35.020291][ T696] ? clear_bhb_loop+0x50/0xa0
[ 35.039304][ T981]
[ 35.054413][ T683] ? sock_mmap+0xa0/0xa0
[ 35.078002][ T845] ? sock_mmap+0xa0/0xa0
[ 35.082270][ T845] __fput+0x22b/0x900
[ 35.086457][ T865] RAX: ffffffff845ec817 RBX: ffff88811de42000 RCX: ffff88811d08a780
[ 35.094777][ T898] RSP: 0018:ffffc9000103fbf0 EFLAGS: 00010293
[ 35.100862][ T898] RAX: ffffffff845ec817 RBX: ffff888105583000 RCX: ffff8881049b62c0
[ 35.101197][ T974] Modules linked in:
[ 35.109632][ T903] RAX: ffffffff845ec817 RBX: ffff888113b02000 RCX: ffff8881063b62c0
[ 35.113938][ T579] CR2: 00007fc4d93c0060 CR3: 000000012bea3000 CR4: 00000000003506b0
[ 35.126341][ T982]
[ 35.129877][ T641] __x64_sys_exit+0x40/0x40
[ 35.132861][ T900] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 35.136773][ T825] RDX: 0000000000000000 RSI: 000000001b4baa00 RDI: 000000000c04eb7d
[ 35.158258][ T1004] WARNING: CPU: 0 PID: 1004 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 35.164219][ T853] RDX: 0000000000000000 RSI: 000000001823fda0 RDI: 000000000c04eb7d
[ 35.176693][ T974]
[ 35.183288][ T682] ? put_task_struct+0x90/0x90
[ 35.189454][ T724] task_work_run+0x127/0x190
[ 35.194149][ T999] WARNING: CPU: 1 PID: 999 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 35.204183][ T798] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 35.208160][ T457] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 35.213130][ T798] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 35.213145][ T798] CR2: 00007fc4d93c0060 CR3: 000000012bea3000 CR4: 00000000003506a0
[ 35.213160][ T798] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 35.222384][ T896] RSP: 0018:ffffc90000f07bf0 EFLAGS: 00010293
[ 35.225639][ T682] ? __kasan_check_write+0x14/0x20
[ 35.252684][ T865] RDX: 0000000000000000 RSI: 000000001ce83da0 RDI: 000000000c04eb7d
[ 35.255222][ T903] RDX: 0000000000000000 RSI: 0000000023798000 RDI: 000000000c04eb7d
[ 35.265999][ T781] RBP: ffffc90000c37c10 R08: ffff88811c740083 R09: 1ffff110238e8010
[ 35.273106][ T809] Call Trace:
[ 35.276711][ T770] sock_close+0xb8/0x200
[ 35.281200][ T847] RSP: 0018:ffffc90000e0fbf0 EFLAGS: 00010293
[ 35.285033][ T982] CPU: 0 PID: 982 Comm: syz.4.202 Tainted: G B W syzkaller #0
[ 35.285252][ T445] do_syscall_64+0x4c/0xa0
[ 35.304491][ T757] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 35.314043][ T627] ORIG_RAX: 000000000000003c
[ 35.315844][ T809]
[ 35.318792][ T947] CPU: 1 PID: 947 Comm: syz.3.189 Tainted: G B W syzkaller #0
[ 35.321647][ T809] pppol2tp_release+0x150/0x2b0
[ 35.330262][ T845] ____fput+0x15/0x20
[ 35.335731][ T847]
[ 35.339106][ T992] WARNING: CPU: 1 PID: 992 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 35.341391][ T847] RAX: ffffffff845ec817 RBX: ffff8881201a8000 RCX: ffff88812016cf00
[ 35.351417][ T757] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 35.360808][ T1022] ------------[ cut here ]------------
[ 35.366137][ T641] x64_sys_call+0x44/0x9a0
[ 35.372440][ T1029] ------------[ cut here ]------------
[ 35.375881][ T724] do_exit+0xb70/0x29a0
[ 35.381569][ T955] Modules linked in:
[ 35.385504][ T1029] WARNING: CPU: 0 PID: 1029 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 35.385844][ T912] CPU: 1 PID: 912 Comm: syz.6.181 Tainted: G B W syzkaller #0
[ 35.389423][ T1029] Modules linked in:
[ 35.399488][ T627] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f9a1731c159
[ 35.399503][ T627] RDX: 00007f9a1717d9c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 35.399514][ T627] RBP: 00007f9a173b306b R08: 0000000000000000 R09: 0000000000000058
[ 35.399526][ T627] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 35.399536][ T627] R13: 00007f9a175a4038 R14: 00007f9a175a3fa0 R15: 00007ffcbdae02c8
[ 35.408686][ T974] CPU: 0 PID: 974 Comm: syz.3.198 Tainted: G B W syzkaller #0
[ 35.419990][ T898] RDX: 0000000000000000 RSI: 000000000538b740 RDI: 000000000c04eb7d
[ 35.420009][ T898] RBP: ffffc9000103fc10 R08: ffff888105583083 R09: 1ffff11020ab0610
[ 35.420021][ T898] R10: dffffc0000000000 R11: ffffed1020ab0611 R12: dffffc0000000000
[ 35.420033][ T898] R13: dffffc0000000000 R14: 000000000538b740 R15: ffff8881237ad800
[ 35.420046][ T898] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 35.420062][ T898] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 35.420073][ T898] CR2: 0000001b34263fff CR3: 000000010f10e000 CR4: 00000000003506a0
[ 35.428476][ T955]
[ 35.438790][ T999] Modules linked in:
[ 35.445324][ T704] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 35.452143][ T707] pppol2tp_release+0x150/0x2b0
[ 35.461735][ T1034] ------------[ cut here ]------------
[ 35.468676][ T853] RBP: ffffc90000e67c10 R08: ffff8881153f0083 R09: 1ffff11022a7e010
[ 35.496366][ T982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 35.501881][ T683] __fput+0x22b/0x900
[ 35.508541][ T1022] WARNING: CPU: 0 PID: 1022 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 35.516380][ T720] R13: dffffc0000000000 R14: 000000001ed17180 R15: ffff888119a9dc00
[ 35.545344][ T554] R13: 00007f9a175a4038 R14: 00007f9a175a3fa0 R15: 00007ffcbdae02c8
[ 35.547306][ T845] task_work_run+0x127/0x190
[ 35.559105][ T1034] WARNING: CPU: 0 PID: 1034 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 35.561928][ T865] RBP: ffffc90000c87c10 R08: ffff88811de42083 R09: 1ffff11023bc8410
[ 35.571896][ T1004] Modules linked in:
[ 35.587443][ T724] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 35.587472][ T724] ? put_task_struct+0x90/0x90
[ 35.624711][ T550] R13: 00007f9c58629038 R14: 00007f9c58628fa0 R15: 00007ffda5c90088
[ 35.632696][ T550]
[ 35.638831][ T892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 35.642786][ T704] CR2: 00007f846f50ad58 CR3: 0000000101d93000 CR4: 00000000003506a0
[ 35.650180][ T770] ? sock_mmap+0xa0/0xa0
[ 35.658240][ T457] ? put_task_struct+0x90/0x90
[ 35.661291][ T992] Modules linked in:
[ 35.666013][ T757] CR2: 00007fc4d888fdac CR3: 00000001224fe000 CR4: 00000000003506a0
[ 35.672329][ T798] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 35.677940][ T627]
[ 35.677948][ T627] ---[ end trace b2050ee455d185a4 ]---
[ 35.679094][ T696] ? clear_bhb_loop+0x50/0xa0
[ 35.686693][ T682] __x64_sys_exit+0x40/0x40
[ 35.689035][ T738] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 35.701676][ T896]
[ 35.704059][ T641] do_syscall_64+0x4c/0xa0
[ 35.712420][ T982] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 35.712859][ T992]
[ 35.717585][ T809] sock_close+0xb8/0x200
[ 35.724758][ T579] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 35.726015][ T554]
[ 35.729898][ T579] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 35.729917][ T579] Call Trace:
[ 35.746036][ T900] RSP: 0018:ffffc90000f97bf0 EFLAGS: 00010293
[ 35.748969][ T947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 35.752138][ T900]
[ 35.752143][ T900] RAX: ffffffff845ec817 RBX: ffff8881063b8000 RCX: ffff8881049b3b40
[ 35.760276][ T545] ? clear_bhb_loop+0x50/0xa0
[ 35.771061][ T1022] Modules linked in:
[ 35.779216][ T903] RBP: ffffc90000f4fc10 R08: ffff888113b02083 R09: 1ffff11022760410
[ 35.783712][ T457] ? __kasan_check_write+0x14/0x20
[ 35.788209][ T914] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 35.795550][ T682] x64_sys_call+0x44/0x9a0
[ 35.800471][ T770] __fput+0x22b/0x900
[ 35.828787][ T992] CPU: 1 PID: 992 Comm: syz.5.197 Tainted: G B W syzkaller #0
[ 35.830916][ T798] Call Trace:
[ 35.837789][ T981] CPU: 1 PID: 981 Comm: syz.6.199 Tainted: G B W syzkaller #0
[ 35.841386][ T896] RAX: ffffffff845ec817 RBX: ffff888113b00000 RCX: ffff888107980000
[ 35.852388][ T914] RSP: 0018:ffffc90001137bf0 EFLAGS: 00010293
[ 35.858296][ T1056] ------------[ cut here ]------------
[ 35.863688][ T798]
[ 35.865268][ T1046] ------------[ cut here ]------------
[ 35.869815][ T798] pppol2tp_release+0x150/0x2b0
[ 35.872731][ T1046] WARNING: CPU: 1 PID: 1046 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 35.879696][ T683] ____fput+0x15/0x20
[ 35.883107][ T845] do_exit+0xb70/0x29a0
[ 35.894709][ T896] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000c04eb7d
[ 35.897376][ T696] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 35.901297][ T781] R10: dffffc0000000000 R11: ffffed10238e8011 R12: dffffc0000000000
[ 35.911350][ T1056] WARNING: CPU: 1 PID: 1056 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 35.934594][ T457] __x64_sys_exit+0x40/0x40
[ 35.935281][ T1034] Modules linked in:
[ 35.939137][ T1029]
[ 35.942997][ T1034] CPU: 0 PID: 1034 Comm: syz.2.211 Tainted: G B W syzkaller #0
[ 35.945364][ T914]
[ 35.954701][ T896] RBP: ffffc90000f07c10 R08: ffff888113b00083 R09: 1ffff11022760010
[ 35.959752][ T554] ---[ end trace b2050ee455d185a5 ]---
[ 35.964704][ T798] sock_close+0xb8/0x200
2026/09/27 17:32:00 executed programs: 223
[ 35.971690][ T892] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 35.979597][ T683] task_work_run+0x127/0x190
[ 35.981589][ T809] ? sock_mmap+0xa0/0xa0
[ 35.986371][ T898] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 35.990166][ T903] R10: dffffc0000000000 R11: ffffed1022760411 R12: dffffc0000000000
[ 35.997576][ T707] sock_close+0xb8/0x200
[ 36.005743][ T641] ? clear_bhb_loop+0x50/0xa0
[ 36.009765][ T825] RBP: ffffc90000db7c10 R08: ffff88811debe083 R09: 1ffff11023bd7c10
[ 36.015538][ T847] RDX: 0000000000000000 RSI: 000000001afa9500 RDI: 000000000c04eb7d
[ 36.022559][ T982] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 36.032002][ T457] x64_sys_call+0x44/0x9a0
[ 36.050179][ T638] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 36.055455][ T1080] ------------[ cut here ]------------
[ 36.061383][ T898] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 36.067281][ T947] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 36.074773][ T853] R10: dffffc0000000000 R11: ffffed1022a7e011 R12: dffffc0000000000
[ 36.081719][ T1076] ------------[ cut here ]------------
[ 36.096489][ T757] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 36.096903][ T1004]
[ 36.104624][ T974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 36.108107][ T865] R10: dffffc0000000000 R11: ffffed1023bc8411 R12: dffffc0000000000
[ 36.117000][ T809] __fput+0x22b/0x900
[ 36.126565][ T1034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 36.129162][ T1029] CPU: 1 PID: 1029 Comm: syz.5.212 Tainted: G B W syzkaller #0
[ 36.139792][ T955] CPU: 0 PID: 955 Comm: syz.6.191 Tainted: G B W syzkaller #0
[ 36.156450][ T757] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 36.159721][ T845] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 36.170320][ T914] RAX: ffffffff845ec817 RBX: ffff8881063b9000 RCX: ffff888106bee2c0
[ 36.183276][ T896] R10: dffffc0000000000 R11: ffffed1022760011 R12: dffffc0000000000
[ 36.191469][ T798] ? sock_mmap+0xa0/0xa0
[ 36.192233][ T1084] ------------[ cut here ]------------
[ 36.195875][ T912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 36.201332][ T545] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 36.212711][ T825] R10: dffffc0000000000 R11: ffffed1023bd7c11 R12: dffffc0000000000
[ 36.217304][ T1022]
[ 36.226629][ T1004] CPU: 0 PID: 1004 Comm: syz.3.200 Tainted: G B W syzkaller #0
[ 36.227553][ T992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 36.238426][ T798] __fput+0x22b/0x900
[ 36.246405][ T1080] WARNING: CPU: 1 PID: 1080 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 36.260411][ T981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 36.270636][ T641] ? clear_bhb_loop+0x50/0xa0
[ 36.272221][ T898] Call Trace:
[ 36.275593][ T696] RIP: 0033:0x7f9a1731c159
[ 36.279076][ T707] ? sock_mmap+0xa0/0xa0
[ 36.283080][ T781] R13: dffffc0000000000 R14: 000000001c7ae4c0 R15: ffff88811af98c00
[ 36.288204][ T683] do_exit+0xb70/0x29a0
[ 36.299568][ T847] RBP: ffffc90000e0fc10 R08: ffff8881201a8083 R09: 1ffff11024035010
[ 36.304320][ T738] CR2: 00007fc4d8466ff8 CR3: 000000012bea3000 CR4: 00000000003506a0
[ 36.307949][ T682] do_syscall_64+0x4c/0xa0
[ 36.315673][ T724] ? __kasan_check_write+0x14/0x20
[ 36.320038][ T947] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 36.325221][ T896] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88811c5a7800
[ 36.345645][ T1076] WARNING: CPU: 1 PID: 1076 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 36.355300][ T1056] Modules linked in:
[ 36.363148][ T809] ____fput+0x15/0x20
[ 36.366922][ T853] R13: dffffc0000000000 R14: 000000001823fda0 R15: ffff88811cf58c00
[ 36.371863][ T900] RDX: 0000000000000000 RSI: 000000001f8ec540 RDI: 000000000c04eb7d
[ 36.378745][ T1046] Modules linked in:
[ 36.386658][ T1034] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 36.386910][ T1084] WARNING: CPU: 1 PID: 1084 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 36.390610][ T1034] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 36.398178][ T809] task_work_run+0x127/0x190
[ 36.407289][ T999]
[ 36.426809][ T696] Code: Unable to access opcode bytes at RIP 0x7f9a1731c12f.
[ 36.431311][ T550] ---[ end trace b2050ee455d185a6 ]---
[ 36.433821][ T892] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 36.442060][ T704] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 36.448991][ T903] R13: dffffc0000000000 R14: 0000000023798000 R15: ffff88811c7a7c00
[ 36.472180][ T1004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 36.494094][ T798] ____fput+0x15/0x20
[ 36.496567][ T757] Call Trace:
[ 36.499991][ T798] task_work_run+0x127/0x190
[ 36.501634][ T641] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 36.506028][ T898]
[ 36.513254][ T847] R10: dffffc0000000000 R11: ffffed1024035011 R12: dffffc0000000000
[ 36.519363][ T445] ? clear_bhb_loop+0x50/0xa0
[ 36.527448][ T981] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 36.527476][ T981] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 36.527491][ T981] RSP: 0018:ffffc900014d7bf0 EFLAGS: 00010293
[ 36.527506][ T981] RAX: ffffffff845ec817 RBX: ffff88810b00b000 RCX: ffff88810bf33b40
[ 36.537066][ T845] ? put_task_struct+0x90/0x90
[ 36.554445][ T914] RDX: 0000000000000000 RSI: 000000001f8ee4c0 RDI: 000000000c04eb7d
[ 36.562819][ T798] do_exit+0xb70/0x29a0
[ 36.569854][ T757]
[ 36.577607][ T770] ____fput+0x15/0x20
[ 36.582825][ T1022] CPU: 1 PID: 1022 Comm: syz.3.210 Tainted: G B W syzkaller #0
[ 36.588100][ T853] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 36.592152][ T1029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 36.600830][ T683] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 36.609408][ T974] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 36.620646][ T707] __fput+0x22b/0x900
[ 36.626471][ T682] ? clear_bhb_loop+0x50/0xa0
[ 36.631661][ T1046]
[ 36.644842][ T724] __x64_sys_exit+0x40/0x40
[ 36.649598][ T545] RIP: 0033:0x7f9c583a1159
[ 36.652403][ T865] R13: dffffc0000000000 R14: 000000001ce83da0 R15: ffff88811d14f400
[ 36.654455][ T1080] Modules linked in:
[ 36.662110][ T696] RSP: 002b:00007f9a1717cef8 EFLAGS: 00000246
[ 36.662498][ T798] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 36.667466][ T579]
[ 36.672267][ T638] CR2: 00007fc4d8445ff8 CR3: 000000011c7fd000 CR4: 00000000003506a0
[ 36.679157][ T992] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 36.689237][ T724] x64_sys_call+0x44/0x9a0
[ 36.696940][ T847] R13: dffffc0000000000 R14: 000000001afa9500 R15: ffff88811b4c8800
[ 36.700366][ T798] ? put_task_struct+0x90/0x90
[ 36.708697][ T682] ? clear_bhb_loop+0x50/0xa0
[ 36.715083][ T738] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 36.717345][ T1022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 36.726712][ T825] R13: dffffc0000000000 R14: 000000001b4baa00 R15: ffff88811abde400
[ 36.737970][ T781] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 36.746037][ T770] task_work_run+0x127/0x190
[ 36.752628][ T900] RBP: ffffc90000f97c10 R08: ffff8881063b8083 R09: 1ffff11020c77010
[ 36.759512][ T898] pppol2tp_release+0x150/0x2b0
[ 36.767517][ T914] RBP: ffffc90001137c10 R08: ffff8881063b9083 R09: 1ffff11020c77210
[ 36.771803][ T912] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 36.777946][ T696] ORIG_RAX: 000000000000003c
[ 36.785663][ T707] ____fput+0x15/0x20
[ 36.789217][ T757] pppol2tp_release+0x150/0x2b0
[ 36.794047][ T1034] RSP: 0018:ffffc900016a7bf0 EFLAGS: 00010293
[ 36.798145][ T1076] Modules linked in:
[ 36.805155][ T865] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 36.807525][ T1084] Modules linked in:
[ 36.811976][ T898] sock_close+0xb8/0x200
[ 36.818354][ T1080]
[ 36.823734][ T853] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 36.837241][ T545] Code: Unable to access opcode bytes at RIP 0x7f9c583a112f.
[ 36.838021][ T1056] CPU: 0 PID: 1056 Comm: syz.4.220 Tainted: G B W syzkaller #0
[ 36.844979][ T641] RIP: 0033:0x7f846f6ca159
[ 36.854795][ T865] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 36.858568][ T1076]
[ 36.865397][ T638] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 36.867699][ T682] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 36.875142][ T724] do_syscall_64+0x4c/0xa0
[ 36.887066][ T707] task_work_run+0x127/0x190
[ 36.889347][ T982] RSP: 0018:ffffc900014e7bf0 EFLAGS: 00010293
[ 36.891676][ T707] do_exit+0xb70/0x29a0
[ 36.897872][ T696] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f9a1731c159
[ 36.902185][ T1056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 36.910167][ T720] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 36.920387][ T1046] CPU: 0 PID: 1046 Comm: syz.6.218 Tainted: G B W syzkaller #0
[ 36.932363][ T1076] CPU: 1 PID: 1076 Comm: syz.5.228 Tainted: G B W syzkaller #0
[ 36.938261][ T798] ? __kasan_check_write+0x14/0x20
[ 36.950964][ T545] RSP: 002b:00007f9c58201ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[ 36.954297][ T1034]
[ 36.961199][ T974] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 36.962903][ T770] do_exit+0xb70/0x29a0
[ 36.982855][ T914] R10: dffffc0000000000 R11: ffffed1020c77211 R12: dffffc0000000000
[ 36.988542][ T845] ? __kasan_check_write+0x14/0x20
[ 36.994718][ T757] sock_close+0xb8/0x200
[ 36.999758][ T898] ? sock_mmap+0xa0/0xa0
[ 37.004024][ T992] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 37.008337][ T445] ? clear_bhb_loop+0x50/0xa0
[ 37.032433][ T704] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 37.037789][ T955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 37.042637][ T853] CR2: 00007f9a175a5dac CR3: 000000012f325000 CR4: 00000000003506b0
[ 37.051667][ T847] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 37.058769][ T809] do_exit+0xb70/0x29a0
[ 37.067994][ T1080] CPU: 1 PID: 1080 Comm: syz.2.221 Tainted: G B W syzkaller #0
[ 37.072183][ T947] RSP: 0018:ffffc90001157bf0 EFLAGS: 00010293
[ 37.080657][ T825] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 37.082245][ T1029] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 37.087015][ T1034] RAX: ffffffff845ec817 RBX: ffff888123d15000 RCX: ffff88810e2c93c0
[ 37.096905][ T896] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 37.102332][ T892] RSP: 0018:ffffc90000fefbf0 EFLAGS: 00010293
[ 37.111438][ T999] CPU: 1 PID: 999 Comm: syz.6.204 Tainted: G B W syzkaller #0
[ 37.120260][ T865] CR2: 00007f8470484060 CR3: 000000012be82000 CR4: 00000000003506b0
[ 37.126296][ T900] R10: dffffc0000000000 R11: ffffed1020c77011 R12: dffffc0000000000
[ 37.133966][ T683] ? put_task_struct+0x90/0x90
[ 37.142203][ T696] RDX: 00007f9a1717d9c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 37.150724][ T724] ? clear_bhb_loop+0x50/0xa0
[ 37.154776][ T682] RIP: 0033:0x7f776ec5b159
[ 37.163726][ T1142] ------------[ cut here ]------------
[ 37.167328][ T1004] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 37.171651][ T1142] WARNING: CPU: 0 PID: 1142 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 37.177167][ T982] RAX: ffffffff845ec817 RBX: ffff88810adaf000 RCX: ffff888103f8e2c0
[ 37.184151][ T707] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 37.199477][ T1076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 37.207283][ T738] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 37.217736][ T1022] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 37.232721][ T1084]
[ 37.236103][ T1084] CPU: 1 PID: 1084 Comm: syz.6.224 Tainted: G B W syzkaller #0
[ 37.244001][ T845] __x64_sys_exit+0x40/0x40
[ 37.249272][ T845] x64_sys_call+0x44/0x9a0
[ 37.250056][ T545] RAX: ffffffffffffffda RBX: 0000000000000058 RCX: 00007f9c583a1159
[ 37.256979][ T825] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 37.266142][ T914] R13: dffffc0000000000 R14: 000000001f8ee4c0 R15: ffff8881237ae400
[ 37.270242][ T898] __fput+0x22b/0x900
[ 37.276565][ T641] Code: Unable to access opcode bytes at RIP 0x7f846f6ca12f.
[ 37.280330][ T579] pppol2tp_release+0x150/0x2b0
[ 37.287627][ T1029] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 37.293020][ T947]
[ 37.314749][ T457] do_syscall_64+0x4c/0xa0
[ 37.317827][ T757] ? sock_mmap+0xa0/0xa0
[ 37.321122][ T809] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 37.323976][ T955] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 37.330158][ T781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 37.336864][ T1056] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 37.348448][ T1080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 37.354331][ T903] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 37.360144][ T1004] Code: 5d c3 e8 ac ff 0a fd be 02 00 00 00 eb 0a e8 a0 ff 0a fd be 01 00 00 00 4c 89 f7 e8 53 6e f1 fd e9 0f ff ff ff e8 89 ff 0a fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 78 ff 0a fd 4c 89 f7 be 03
[ 37.367582][ T724] ? clear_bhb_loop+0x50/0xa0
[ 37.391930][ T457] ? clear_bhb_loop+0x50/0xa0
[ 37.393949][ T757] __fput+0x22b/0x900
[ 37.399403][ T704] Call Trace:
[ 37.404048][ T798] __x64_sys_exit+0x40/0x40
[ 37.404120][ T781] CR2: 00007fc4d8446d58 CR3: 0000000130b5f000 CR4: 00000000003506a0
[ 37.408560][ T798] x64_sys_call+0x44/0x9a0
[ 37.408578][ T798] do_syscall_64+0x4c/0xa0
[ 37.417690][ T1169] ------------[ cut here ]------------
[ 37.424411][ T545] RDX: 00007f9c582029c8 RSI: 0000000000000000 RDI: 0000000000000000
[ 37.441265][ T865] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 37.450984][ T999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 37.451470][ T853] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 37.462148][ T914] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 37.469245][ T457] ? clear_bhb_loop+0x50/0xa0
[ 37.479460][ T696] RBP: 00007f9a173b306b R08: 0000000000000000 R09: 0000000000000058
[ 37.483106][ T1034] RDX: 0000000000000000 RSI: 000000000af1f2c0 RDI: 000000000c04eb7d
[ 37.492620][ T847] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 37.501152][ T770] ? __se_sys_clock_nanosleep+0x30b/0x3a0
[ 37.506636][ T638] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 37.511310][ T704]
[ 37.519147][ T992] RSP: 0018:ffffc90001497bf0 EFLAGS: 00010293
[ 37.522182][ T579] sock_close+0xb8/0x200
[ 37.528225][ T682] Code: Unable to access opcode bytes at RIP 0x7f776ec5b12f.
[ 37.536023][ T707] ? put_task_struct+0x90/0x90
[ 37.542797][ T900] R13: dffffc0000000000 R14: 000000001f8ec540 R15: ffff8881237adc00
[ 37.546840][ T720] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 37.552956][ T900] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 37.559328][ T1169] WARNING: CPU: 0 PID: 1169 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 37.568215][ T896] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 37.578496][ T809] ? put_task_struct+0x90/0x90
[ 37.585608][ T798] ? clear_bhb_loop+0x50/0xa0
[ 37.590218][ T865] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 37.594183][ T1084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 37.602365][ T903] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 37.614701][ T1076] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 37.619057][ T845] do_syscall_64+0x4c/0xa0
[ 37.629677][ T892]
[ 37.630970][ T757] ____fput+0x15/0x20
[ 37.637604][ T1080] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 37.638232][ T892] RAX: ffffffff845ec817 RBX: ffff88811c6be000 RCX: ffff8881061d4f00
[ 37.644149][ T982] RDX: 0000000000000000 RSI: 000000000af02300 RDI: 000000000c04eb7d
[ 37.652053][ T898] ____fput+0x15/0x20
[ 37.660240][ T992] RAX: ffffffff845ec817 RBX: ffff888120138000 RCX: ffff88810d603b40
[ 37.665167][ T974] RSP: 0018:ffffc9000127fbf0 EFLAGS: 00010293
[ 37.675200][ T981] RDX: 0000000000000000 RSI: 0000000023c38a80 RDI: 000000000c04eb7d
[ 37.678427][ T579] ? sock_mmap+0xa0/0xa0