rocess permissive=1
[ 15.449483][ T28] audit: type=1400 audit(1785764426.963:63): avc: denied { siginh } for pid=225 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
Warning: Permanently added '10.128.1.81' (ED25519) to the list of known hosts.
2026/08/03 13:40:37 parsed 1 programs
2026/08/03 13:40:37 serving rpc on tcp://44257
[ 25.734683][ T28] audit: type=1400 audit(1785764437.253:64): avc: denied { node_bind } for pid=295 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1
[ 25.755719][ T28] audit: type=1400 audit(1785764437.253:65): avc: denied { module_request } for pid=295 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
[ 26.890547][ T28] audit: type=1400 audit(1785764438.403:66): avc: denied { mounton } for pid=303 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
[ 26.893655][ T303] cgroup: Unknown subsys name 'net'
[ 26.918736][ T28] audit: type=1400 audit(1785764438.403:67): avc: denied { mount } for pid=303 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
[ 26.941422][ T28] audit: type=1400 audit(1785764438.433:68): avc: denied { unmount } for pid=303 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[ 26.942317][ T303] cgroup: Unknown subsys name 'devices'
[ 27.083432][ T303] cgroup: Unknown subsys name 'hugetlb'
[ 27.089150][ T303] cgroup: Unknown subsys name 'rlimit'
[ 27.200795][ T28] audit: type=1400 audit(1785764438.713:69): avc: denied { setattr } for pid=303 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 27.224009][ T28] audit: type=1400 audit(1785764438.713:70): avc: denied { create } for pid=303 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 27.244435][ T28] audit: type=1400 audit(1785764438.713:71): avc: denied { write } for pid=303 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 27.264826][ T28] audit: type=1400 audit(1785764438.713:72): avc: denied { read } for pid=303 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
Setting up swapspace version 1, size = 127995904 bytes
[ 27.285111][ T28] audit: type=1400 audit(1785764438.713:73): avc: denied { mounton } for pid=303 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1
[ 27.310048][ T306] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped).
[ 27.350640][ T303] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 28.016714][ T308] request_module fs-gadgetfs succeeded, but still no fs?
[ 28.368724][ T327] bridge0: port 1(bridge_slave_0) entered blocking state
[ 28.376128][ T327] bridge0: port 1(bridge_slave_0) entered disabled state
[ 28.383679][ T327] device bridge_slave_0 entered promiscuous mode
[ 28.391535][ T327] bridge0: port 2(bridge_slave_1) entered blocking state
[ 28.398581][ T327] bridge0: port 2(bridge_slave_1) entered disabled state
[ 28.406066][ T327] device bridge_slave_1 entered promiscuous mode
[ 28.451525][ T327] bridge0: port 2(bridge_slave_1) entered blocking state
[ 28.458593][ T327] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 28.465955][ T327] bridge0: port 1(bridge_slave_0) entered blocking state
[ 28.473030][ T327] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 28.494316][ T10] bridge0: port 1(bridge_slave_0) entered disabled state
[ 28.501973][ T10] bridge0: port 2(bridge_slave_1) entered disabled state
[ 28.509347][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 28.516929][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 28.526127][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 28.534482][ T10] bridge0: port 1(bridge_slave_0) entered blocking state
[ 28.541542][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 28.551690][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 28.559870][ T10] bridge0: port 2(bridge_slave_1) entered blocking state
[ 28.566939][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 28.579522][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 28.588854][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 28.603268][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 28.614375][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 28.623423][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 28.630847][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 28.639082][ T327] device veth0_vlan entered promiscuous mode
[ 28.649366][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 28.658924][ T327] device veth1_macvtap entered promiscuous mode
[ 28.668672][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 28.678762][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
2026/08/03 13:40:40 executed programs: 0
[ 29.219604][ T369] bridge0: port 1(bridge_slave_0) entered blocking state
[ 29.227075][ T369] bridge0: port 1(bridge_slave_0) entered disabled state
[ 29.234604][ T369] device bridge_slave_0 entered promiscuous mode
[ 29.243599][ T369] bridge0: port 2(bridge_slave_1) entered blocking state
[ 29.250649][ T369] bridge0: port 2(bridge_slave_1) entered disabled state
[ 29.258177][ T369] device bridge_slave_1 entered promiscuous mode
[ 29.304843][ T369] bridge0: port 2(bridge_slave_1) entered blocking state
[ 29.311975][ T369] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 29.319243][ T369] bridge0: port 1(bridge_slave_0) entered blocking state
[ 29.326311][ T369] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 29.350411][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 29.358231][ T333] bridge0: port 1(bridge_slave_0) entered disabled state
[ 29.365730][ T333] bridge0: port 2(bridge_slave_1) entered disabled state
[ 29.376131][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 29.384483][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 29.393861][ T333] bridge0: port 1(bridge_slave_0) entered blocking state
[ 29.400903][ T333] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 29.409720][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 29.418168][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 29.426388][ T333] bridge0: port 2(bridge_slave_1) entered blocking state
[ 29.433420][ T333] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 29.447219][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 29.455396][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 29.464633][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 29.472846][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 29.487964][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 29.496519][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 29.508253][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 29.516240][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 29.524560][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 29.532199][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 29.540241][ T369] device veth0_vlan entered promiscuous mode
[ 29.550835][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 29.559089][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 29.568594][ T369] device veth1_macvtap entered promiscuous mode
[ 29.577955][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 29.585628][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 29.594168][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 29.603605][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 29.612349][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 29.638898][ T374] ==================================================================
[ 29.646988][ T374] BUG: KASAN: use-after-free in pppol2tp_sock_to_session+0x1a0/0x1b0
[ 29.655160][ T374] Read of size 4 at addr ffff88810d806400 by task syz.2.17/374
[ 29.662741][ T374]
[ 29.665072][ T374] CPU: 1 PID: 374 Comm: syz.2.17 Not tainted syzkaller #0
[ 29.672205][ T374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 29.682304][ T374] Call Trace:
[ 29.685585][ T374]
[ 29.688512][ T374] __dump_stack+0x21/0x24
[ 29.692846][ T374] dump_stack_lvl+0x110/0x170
[ 29.697523][ T374] ? __cfi_dump_stack_lvl+0x8/0x8
[ 29.702547][ T374] ? pppol2tp_sock_to_session+0x1a0/0x1b0
[ 29.708272][ T374] print_address_description+0x71/0x200
[ 29.713833][ T374] print_report+0x4a/0x60
[ 29.718177][ T374] kasan_report+0x122/0x150
[ 29.722686][ T374] ? pppol2tp_sock_to_session+0x1a0/0x1b0
[ 29.728409][ T374] __asan_report_load4_noabort+0x14/0x20
[ 29.734063][ T374] pppol2tp_sock_to_session+0x1a0/0x1b0
[ 29.739613][ T374] pppol2tp_release+0x150/0x2b0
[ 29.744462][ T374] sock_close+0xc9/0x220
[ 29.748722][ T374] ? __cfi_sock_close+0x10/0x10
[ 29.753574][ T374] __fput+0x1fd/0x8f0
[ 29.757560][ T374] ____fput+0x15/0x20
[ 29.761559][ T374] task_work_run+0x1e1/0x250
[ 29.766153][ T374] ? __cfi_task_work_run+0x10/0x10
[ 29.771273][ T374] ? __cfi___close_range+0x10/0x10
[ 29.776402][ T374] exit_to_user_mode_loop+0x9b/0xb0
[ 29.781609][ T374] exit_to_user_mode_prepare+0x87/0xd0
[ 29.787087][ T374] syscall_exit_to_user_mode+0x1a/0x30
[ 29.792554][ T374] do_syscall_64+0x58/0xa0
[ 29.796991][ T374] ? clear_bhb_loop+0x30/0x80
[ 29.801677][ T374] ? clear_bhb_loop+0x30/0x80
[ 29.806363][ T374] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 29.812267][ T374] RIP: 0033:0x7f50e079e019
[ 29.816700][ T374] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 29.836295][ T374] RSP: 002b:00007ffd2dc764e8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
[ 29.844715][ T374] RAX: 0000000000000000 RBX: 00007ffd2dc765d0 RCX: 00007f50e079e019
[ 29.852685][ T374] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
[ 29.860654][ T374] RBP: 00000000000073a5 R08: 0000000000000001 R09: 0000000000000000
[ 29.868620][ T374] R10: 0000001b33020000 R11: 0000000000000246 R12: 0000000000000000
[ 29.876593][ T374] R13: 00007f50e0a25fac R14: 00007f50e0a25fa8 R15: 00007f50e0a25fa0
[ 29.884567][ T374]
[ 29.887581][ T374]
[ 29.889897][ T374] Allocated by task 374:
[ 29.894122][ T374] kasan_set_track+0x4b/0x70
[ 29.898721][ T374] kasan_save_alloc_info+0x1f/0x30
[ 29.903826][ T374] __kasan_kmalloc+0x95/0xb0
[ 29.908416][ T374] __kmalloc+0xb4/0x1e0
[ 29.912565][ T374] l2tp_session_create+0x38/0xbd0
[ 29.917602][ T374] pppol2tp_connect+0xbf5/0x1640
[ 29.922539][ T374] __sys_connect+0x3da/0x460
[ 29.927138][ T374] __x64_sys_connect+0x7a/0x90
[ 29.931930][ T374] x64_sys_call+0x88d/0x9a0
[ 29.936441][ T374] do_syscall_64+0x4c/0xa0
[ 29.940868][ T374] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 29.946765][ T374]
[ 29.949083][ T374] Freed by task 10:
[ 29.952893][ T374] kasan_set_track+0x4b/0x70
[ 29.957521][ T374] kasan_save_free_info+0x2b/0x40
[ 29.962543][ T374] ____kasan_slab_free+0x132/0x180
[ 29.967659][ T374] __kasan_slab_free+0x11/0x20
[ 29.972434][ T374] slab_free_freelist_hook+0xc2/0x190
[ 29.977807][ T374] __kmem_cache_free+0xb7/0x1b0
[ 29.982669][ T374] kfree+0x6f/0xf0
[ 29.986401][ T374] l2tp_session_put+0xaf/0x1a0
[ 29.991180][ T374] l2tp_session_delete+0x3df/0x4d0
[ 29.996312][ T374] l2tp_tunnel_del_work+0x199/0x410
[ 30.001527][ T374] process_one_work+0x717/0xc30
[ 30.006388][ T374] worker_thread+0xa4d/0x11d0
[ 30.011068][ T374] kthread+0x281/0x320
[ 30.015148][ T374] ret_from_fork+0x1f/0x30
[ 30.019576][ T374]
[ 30.021905][ T374] The buggy address belongs to the object at ffff88810d806400
[ 30.021905][ T374] which belongs to the cache kmalloc-512 of size 512
[ 30.035969][ T374] The buggy address is located 0 bytes inside of
[ 30.035969][ T374] 512-byte region [ffff88810d806400, ffff88810d806600)
[ 30.049088][ T374]
[ 30.051515][ T374] The buggy address belongs to the physical page:
[ 30.057945][ T374] page:ffffea0004360100 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10d804
[ 30.068191][ T374] head:ffffea0004360100 order:2 compound_mapcount:0 compound_pincount:0
[ 30.076520][ T374] flags: 0x4000000000010200(slab|head|zone=1)
[ 30.082607][ T374] raw: 4000000000010200 0000000000000000 dead000000000122 ffff888100042f00
[ 30.091200][ T374] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
[ 30.099785][ T374] page dumped because: kasan: bad access detected
[ 30.106208][ T374] page_owner tracks the page as allocated
[ 30.112022][ T374] page last allocated via order 2, migratetype Unmovable, gfp_mask 0x152a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_HARDWALL), pid 373, tgid 373 (kworker/1:3), ts 29625637538, free_ts 28304610598
[ 30.132434][ T374] post_alloc_hook+0x1f5/0x210
[ 30.137229][ T374] prep_new_page+0x1c/0x110
[ 30.141748][ T374] get_page_from_freelist+0x2ca9/0x2d20
[ 30.147307][ T374] __alloc_pages+0x1fa/0x610
[ 30.151901][ T374] alloc_slab_page+0x6e/0xf0
[ 30.156510][ T374] new_slab+0x98/0x3e0
[ 30.160594][ T374] ___slab_alloc+0x70f/0xb70
[ 30.165196][ T374] __slab_alloc+0x5e/0xa0
[ 30.169543][ T374] __kmem_cache_alloc_node+0x204/0x2d0
[ 30.175011][ T374] __kmalloc+0xa4/0x1e0
[ 30.179175][ T374] ___neigh_create+0x6e3/0x1db0
[ 30.184036][ T374] __neigh_create+0x31/0x40
[ 30.188553][ T374] ip6_finish_output2+0xaaf/0x18b0
[ 30.193678][ T374] ip6_finish_output+0x60b/0xbe0
[ 30.198625][ T374] ip6_output+0x1fa/0x410
[ 30.202961][ T374] ndisc_send_skb+0x7c8/0xcd0
[ 30.207640][ T374] page last free stack trace:
[ 30.212313][ T374] free_unref_page_prepare+0x80c/0x820
[ 30.217798][ T374] free_unref_page+0x93/0x530
[ 30.222488][ T374] __free_pages+0x67/0x100
[ 30.226914][ T374] free_pages+0x82/0x90
[ 30.231083][ T374] kasan_depopulate_vmalloc_pte+0x6b/0x90
[ 30.236818][ T374] __apply_to_page_range+0x8db/0xc80
[ 30.242155][ T374] apply_to_existing_page_range+0x38/0x50
[ 30.247899][ T374] kasan_release_vmalloc+0x97/0xb0
[ 30.253023][ T374] __purge_vmap_area_lazy+0xf09/0x1870
[ 30.258490][ T374] drain_vmap_area_work+0x3e/0xd0
[ 30.263523][ T374] process_one_work+0x717/0xc30
[ 30.268383][ T374] worker_thread+0xa4d/0x11d0
[ 30.273068][ T374] kthread+0x281/0x320
[ 30.277150][ T374] ret_from_fork+0x1f/0x30
[ 30.281580][ T374]
[ 30.283918][ T374] Memory state around the buggy address:
[ 30.289543][ T374] ffff88810d806300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 30.297604][ T374] ffff88810d806380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 30.305671][ T374] >ffff88810d806400: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 30.313730][ T374] ^
[ 30.317799][ T374] ffff88810d806480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 30.325862][ T374] ffff88810d806500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 30.333922][ T374] ==================================================================
[ 30.345127][ T374] Disabling lock debugging due to kernel taint
[ 30.351766][ T374] ------------[ cut here ]------------
[ 30.357262][ T374] WARNING: CPU: 0 PID: 374 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0
[ 30.367408][ T374] Modules linked in:
[ 30.371424][ T374] CPU: 0 PID: 374 Comm: syz.2.17 Tainted: G B syzkaller #0
[ 30.380031][ T374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
[ 30.390223][ T374] RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0
[ 30.396667][ T374] Code: 5d c3 e8 5c b3 d5 fc be 02 00 00 00 eb 0a e8 50 b3 d5 fc be 01 00 00 00 4c 89 f7 e8 23 18 cd fd e9 0f ff ff ff e8 39 b3 d5 fc <0f> 0b 48 89 df e8 ff 00 00 00 eb bd e8 28 b3 d5 fc 4c 89 f7 be 03
[ 30.416459][ T374] RSP: 0018:ffffc900009c7cb0 EFLAGS: 00010293
[ 30.422756][ T374] RAX: ffffffff849bb307 RBX: ffff88811471f000 RCX: ffff88810e81a880
[ 30.430734][ T374] RDX: 0000000000000000 RSI: 000000000ffd9c00 RDI: 000000000c04eb7d
[ 30.439081][ T374] RBP: ffffc900009c7cd0 R08: ffffffff87b757e7 R09: 1ffffffff0f6eafc
[ 30.447165][ T374] R10: dffffc0000000000 R11: fffffbfff0f6eafd R12: dffffc0000000000
[ 30.455172][ T374] R13: dffffc0000000000 R14: 000000000ffd9c00 R15: ffff88810d806400
[ 30.463177][ T374] FS: 000055559484e500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
[ 30.472159][ T374] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 30.478757][ T374] CR2: 00007f50e09ee000 CR3: 000000010365a000 CR4: 00000000003506b0
[ 30.486770][ T374] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 30.494765][ T374] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 30.502782][ T374] Call Trace:
[ 30.506076][ T374]
[ 30.509001][ T374] pppol2tp_release+0x150/0x2b0
[ 30.513931][ T374] sock_close+0xc9/0x220
[ 30.518210][ T374] ? __cfi_sock_close+0x10/0x10
[ 30.523109][ T374] __fput+0x1fd/0x8f0
[ 30.527126][ T374] ____fput+0x15/0x20
[ 30.531105][ T374] task_work_run+0x1e1/0x250
[ 30.535743][ T374] ? __cfi_task_work_run+0x10/0x10
[ 30.540873][ T374] ? __cfi___close_range+0x10/0x10
[ 30.546039][ T374] exit_to_user_mode_loop+0x9b/0xb0
[ 30.551286][ T374] exit_to_user_mode_prepare+0x87/0xd0
[ 30.556742][ T374] syscall_exit_to_user_mode+0x1a/0x30
[ 30.562287][ T374] do_syscall_64+0x58/0xa0
[ 30.566745][ T374] ? clear_bhb_loop+0x30/0x80
[ 30.571464][ T374] ? clear_bhb_loop+0x30/0x80
[ 30.576155][ T374] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 30.582095][ T374] RIP: 0033:0x7f50e079e019
[ 30.586569][ T374] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 30.606255][ T374] RSP: 002b:00007ffd2dc764e8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
[ 30.614712][ T374] RAX: 0000000000000000 RBX: 00007ffd2dc765d0 RCX: 00007f50e079e019
[ 30.622728][ T374] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
[ 30.630868][ T374] RBP: 00000000000073a5 R08: 0000000000000001 R09: 0000000000000000
[ 30.638894][ T374] R10: 0000001b33020000 R11: 0000000000000246 R12: 0000000000000000
[ 30.646909][ T374] R13: 00007f50e0a25fac R14: 00007f50e0a25fa8 R15: 00007f50e0a25fa0
[ 30.654961][ T374]
[ 30.657994][ T374] ---[ end trace 0000000000000000 ]---