Warning: Permanently added '10.128.1.233' (ED25519) to the list of known hosts. 2026/05/12 05:31:54 parsed 1 programs [ 49.537238][ T28] audit: type=1400 audit(1778563915.295:107): avc: denied { unlink } for pid=414 comm="syz-executor" name="swap-file" dev="sda1" ino=2027 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 49.592049][ T414] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 50.377150][ T28] audit: type=1400 audit(1778563916.135:108): avc: denied { create } for pid=433 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 50.648298][ T28] audit: type=1401 audit(1778563916.405:109): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 50.883043][ T456] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.890595][ T456] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.899003][ T456] device bridge_slave_0 entered promiscuous mode [ 50.906968][ T456] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.914204][ T456] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.922036][ T456] device bridge_slave_1 entered promiscuous mode [ 50.991838][ T456] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.999380][ T456] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.007227][ T456] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.014442][ T456] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.038158][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.046103][ T339] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.054113][ T339] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.063624][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.072061][ T339] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.079101][ T339] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.090092][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.098459][ T339] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.105489][ T339] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.119078][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.128120][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.141962][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.153447][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.162292][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.169970][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.178344][ T456] device veth0_vlan entered promiscuous mode 2026/05/12 05:31:57 executed programs: 0 [ 51.189203][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.198454][ T456] device veth1_macvtap entered promiscuous mode [ 51.208417][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.218910][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.486240][ T481] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.494127][ T481] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.501992][ T481] device bridge_slave_0 entered promiscuous mode [ 51.516482][ T485] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.523709][ T485] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.531805][ T485] device bridge_slave_0 entered promiscuous mode [ 51.544609][ T481] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.551904][ T481] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.559525][ T481] device bridge_slave_1 entered promiscuous mode [ 51.571471][ T485] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.578642][ T485] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.586682][ T485] device bridge_slave_1 entered promiscuous mode [ 51.634790][ T482] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.642176][ T482] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.649888][ T482] device bridge_slave_0 entered promiscuous mode [ 51.674011][ T482] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.681563][ T482] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.689657][ T482] device bridge_slave_1 entered promiscuous mode [ 51.697038][ T483] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.704582][ T483] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.712679][ T483] device bridge_slave_0 entered promiscuous mode [ 51.738440][ T483] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.746091][ T483] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.754227][ T483] device bridge_slave_1 entered promiscuous mode [ 51.791513][ T487] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.799029][ T487] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.807098][ T487] device bridge_slave_0 entered promiscuous mode [ 51.830140][ T487] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.837332][ T487] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.844923][ T487] device bridge_slave_1 entered promiscuous mode [ 52.103853][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.111850][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.119982][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.128167][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.157369][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.165100][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.172810][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.181624][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.190721][ T339] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.197861][ T339] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.205394][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.214339][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.223862][ T339] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.231136][ T339] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.239543][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.248953][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.257969][ T339] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.265333][ T339] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.273105][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.281682][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.290208][ T339] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.297332][ T339] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.304927][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.314023][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.324285][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.332894][ T339] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.340225][ T339] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.348090][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.357038][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.365856][ T339] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.373097][ T339] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.380725][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.388932][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.397125][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.427833][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.436064][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.444163][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.452727][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.461351][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.470584][ T339] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.478934][ T339] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.487850][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.496418][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.505710][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.517987][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.526705][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.534511][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.559750][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.571460][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.583347][ T339] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.591671][ T339] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.602042][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.612052][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.621914][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.631625][ T339] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.639017][ T339] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.647266][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.656155][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.665667][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.674598][ T339] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.682472][ T339] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.690620][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.723122][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.732943][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.741736][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.754042][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.763610][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.782729][ T483] device veth0_vlan entered promiscuous mode [ 52.795930][ T485] device veth0_vlan entered promiscuous mode [ 52.803144][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.812092][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.819978][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.828035][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.838244][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.846989][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.854698][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.865397][ T487] device veth0_vlan entered promiscuous mode [ 52.882532][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.891994][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.902598][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.911546][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.925194][ T482] device veth0_vlan entered promiscuous mode [ 52.939547][ T483] device veth1_macvtap entered promiscuous mode [ 52.952074][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 52.961364][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.970492][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 52.978667][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.987032][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 52.996022][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.023645][ T481] device veth0_vlan entered promiscuous mode [ 53.030444][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.038261][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.046045][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 53.055696][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.064743][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.073697][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.082581][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.091158][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.100314][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 53.108564][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 53.117111][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.124681][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.133218][ T482] device veth1_macvtap entered promiscuous mode [ 53.148097][ T487] device veth1_macvtap entered promiscuous mode [ 53.157340][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.166457][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 53.176165][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.185317][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.200627][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.211960][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.226457][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.235339][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.248750][ T43] device bridge_slave_1 left promiscuous mode [ 53.255628][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.263755][ T43] device bridge_slave_0 left promiscuous mode [ 53.270401][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.277286][ T28] audit: type=1400 audit(1778563919.025:110): avc: denied { bpf } for pid=504 comm="syz.1.18" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 53.298759][ T28] audit: type=1400 audit(1778563919.035:111): avc: denied { prog_load } for pid=504 comm="syz.1.18" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 53.318510][ T28] audit: type=1400 audit(1778563919.035:112): avc: denied { map_create } for pid=504 comm="syz.1.18" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 53.318716][ T43] device veth1_macvtap left promiscuous mode [ 53.345297][ T28] audit: type=1400 audit(1778563919.035:113): avc: denied { map_read map_write } for pid=504 comm="syz.1.18" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 53.345769][ T43] device veth0_vlan left promiscuous mode [ 53.367558][ T28] audit: type=1400 audit(1778563919.035:114): avc: denied { perfmon } for pid=504 comm="syz.1.18" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 53.396770][ T28] audit: type=1400 audit(1778563919.035:115): avc: denied { prog_run } for pid=504 comm="syz.1.18" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 53.418431][ T505] FAULT_INJECTION: forcing a failure. [ 53.418431][ T505] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 53.433143][ T505] CPU: 0 PID: 505 Comm: syz.1.18 Not tainted syzkaller #0 [ 53.440725][ T505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 53.451225][ T505] Call Trace: [ 53.454693][ T505] [ 53.457622][ T505] __dump_stack+0x21/0x24 [ 53.462324][ T505] dump_stack_lvl+0x110/0x170 [ 53.467664][ T505] ? __cfi_dump_stack_lvl+0x8/0x8 [ 53.474004][ T505] dump_stack+0x15/0x24 [ 53.478334][ T505] should_fail_ex+0x3d4/0x520 [ 53.483194][ T505] should_fail+0xb/0x10 [ 53.487631][ T505] should_fail_usercopy+0x1a/0x20 [ 53.492867][ T505] _copy_to_user+0x1e/0x90 [ 53.497643][ T505] simple_read_from_buffer+0xe9/0x160 [ 53.503313][ T505] proc_fail_nth_read+0x1a6/0x220 [ 53.508780][ T505] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 53.515522][ T505] ? security_file_permission+0x94/0xb0 [ 53.522143][ T505] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 53.528099][ T505] vfs_read+0x27a/0x910 [ 53.532575][ T505] ? __cfi_vfs_read+0x10/0x10 [ 53.537518][ T505] ? __kasan_check_write+0x14/0x20 [ 53.543003][ T505] ? mutex_lock+0x93/0x1b0 [ 53.548183][ T505] ? __cfi_mutex_lock+0x10/0x10 [ 53.553122][ T505] ? __fdget_pos+0x2cd/0x380 [ 53.557795][ T505] ? ksys_read+0x71/0x250 [ 53.562643][ T505] ksys_read+0x149/0x250 [ 53.567485][ T505] ? __cfi_ksys_read+0x10/0x10 [ 53.572434][ T505] ? fpregs_restore_userregs+0x128/0x260 [ 53.578275][ T505] __x64_sys_read+0x7b/0x90 [ 53.583070][ T505] x64_sys_call+0x2f/0x9a0 [ 53.587668][ T505] do_syscall_64+0x4c/0xa0 [ 53.592582][ T505] ? clear_bhb_loop+0x30/0x80 [ 53.597255][ T505] ? clear_bhb_loop+0x30/0x80 [ 53.601936][ T505] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 53.608242][ T505] RIP: 0033:0x7f001315ac4e [ 53.613071][ T505] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 53.633158][ T505] RSP: 002b:00007f00140affe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 53.642094][ T505] RAX: ffffffffffffffda RBX: 00007f00140b06c0 RCX: 00007f001315ac4e [ 53.650175][ T505] RDX: 000000000000000f RSI: 00007f00140b00a0 RDI: 0000000000000006 [ 53.658769][ T505] RBP: 00007f00140b0090 R08: 0000000000000000 R09: 0000000000000000 [ 53.667008][ T505] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 53.675075][ T505] R13: 00007f00133e6038 R14: 00007f00133e5fa0 R15: 00007ffdaf3cbdf8 [ 53.683083][ T505] [ 53.706225][ T508] FAULT_INJECTION: forcing a failure. [ 53.706225][ T508] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 53.721398][ T508] CPU: 1 PID: 508 Comm: syz.1.22 Not tainted syzkaller #0 [ 53.728972][ T508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 53.739280][ T508] Call Trace: [ 53.742720][ T508] [ 53.745724][ T508] __dump_stack+0x21/0x24 [ 53.750075][ T508] dump_stack_lvl+0x110/0x170 [ 53.754762][ T508] ? __cfi_dump_stack_lvl+0x8/0x8 [ 53.759868][ T508] dump_stack+0x15/0x24 [ 53.764288][ T508] should_fail_ex+0x3d4/0x520 [ 53.769137][ T508] should_fail+0xb/0x10 [ 53.773305][ T508] should_fail_usercopy+0x1a/0x20 [ 53.778593][ T508] _copy_to_user+0x1e/0x90 [ 53.783106][ T508] simple_read_from_buffer+0xe9/0x160 [ 53.788821][ T508] proc_fail_nth_read+0x1a6/0x220 [ 53.794633][ T508] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 53.800800][ T508] ? security_file_permission+0x94/0xb0 [ 53.806532][ T508] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 53.812341][ T508] vfs_read+0x27a/0x910 [ 53.816587][ T508] ? __cfi_vfs_read+0x10/0x10 [ 53.821519][ T508] ? __kasan_check_write+0x14/0x20 [ 53.827322][ T508] ? mutex_lock+0x93/0x1b0 [ 53.831947][ T508] ? __cfi_mutex_lock+0x10/0x10 [ 53.837532][ T508] ? __fdget_pos+0x2cd/0x380 [ 53.842408][ T508] ? ksys_read+0x71/0x250 [ 53.846836][ T508] ksys_read+0x149/0x250 [ 53.851331][ T508] ? __cfi_ksys_read+0x10/0x10 [ 53.856275][ T508] ? fput+0x15b/0x1a0 [ 53.861036][ T508] ? debug_smp_processor_id+0x17/0x20 [ 53.866724][ T508] __x64_sys_read+0x7b/0x90 [ 53.871507][ T508] x64_sys_call+0x2f/0x9a0 [ 53.876137][ T508] do_syscall_64+0x4c/0xa0 [ 53.880651][ T508] ? clear_bhb_loop+0x30/0x80 [ 53.885473][ T508] ? clear_bhb_loop+0x30/0x80 [ 53.890196][ T508] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 53.896545][ T508] RIP: 0033:0x7f001315ac4e [ 53.901074][ T508] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 53.922469][ T508] RSP: 002b:00007f00140affe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 53.931290][ T508] RAX: ffffffffffffffda RBX: 00007f00140b06c0 RCX: 00007f001315ac4e [ 53.940424][ T508] RDX: 000000000000000f RSI: 00007f00140b00a0 RDI: 0000000000000006 [ 53.948925][ T508] RBP: 00007f00140b0090 R08: 0000000000000000 R09: 0000000000000000 [ 53.957166][ T508] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 53.965578][ T508] R13: 00007f00133e6038 R14: 00007f00133e5fa0 R15: 00007ffdaf3cbdf8 [ 53.974362][ T508] [ 53.984369][ T510] FAULT_INJECTION: forcing a failure. [ 53.984369][ T510] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 53.997852][ T510] CPU: 1 PID: 510 Comm: syz.1.23 Not tainted syzkaller #0 [ 54.005505][ T510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 54.015913][ T510] Call Trace: [ 54.019458][ T510] [ 54.022741][ T510] __dump_stack+0x21/0x24 [ 54.028466][ T510] dump_stack_lvl+0x110/0x170 [ 54.033528][ T510] ? __cfi_dump_stack_lvl+0x8/0x8 [ 54.038809][ T510] dump_stack+0x15/0x24 [ 54.043189][ T510] should_fail_ex+0x3d4/0x520 [ 54.048237][ T510] should_fail+0xb/0x10 [ 54.052504][ T510] should_fail_usercopy+0x1a/0x20 [ 54.058275][ T510] _copy_to_user+0x1e/0x90 [ 54.063233][ T510] simple_read_from_buffer+0xe9/0x160 [ 54.069657][ T510] proc_fail_nth_read+0x1a6/0x220 [ 54.075658][ T510] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 54.081897][ T510] ? security_file_permission+0x94/0xb0 [ 54.088329][ T510] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 54.095775][ T510] vfs_read+0x27a/0x910 [ 54.100713][ T510] ? __cfi_vfs_read+0x10/0x10 [ 54.105690][ T510] ? __kasan_check_write+0x14/0x20 [ 54.111414][ T510] ? mutex_lock+0x93/0x1b0 [ 54.116358][ T510] ? __cfi_mutex_lock+0x10/0x10 [ 54.121598][ T510] ? __fdget_pos+0x2cd/0x380 [ 54.126465][ T510] ? ksys_read+0x71/0x250 [ 54.131347][ T510] ksys_read+0x149/0x250 [ 54.136050][ T510] ? __cfi_ksys_read+0x10/0x10 [ 54.141765][ T510] ? fput+0x15b/0x1a0 [ 54.146011][ T510] ? debug_smp_processor_id+0x17/0x20 [ 54.151738][ T510] __x64_sys_read+0x7b/0x90 [ 54.158008][ T510] x64_sys_call+0x2f/0x9a0 [ 54.163302][ T510] do_syscall_64+0x4c/0xa0 [ 54.169810][ T510] ? clear_bhb_loop+0x30/0x80 [ 54.174941][ T510] ? clear_bhb_loop+0x30/0x80 [ 54.182002][ T510] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 54.190061][ T510] RIP: 0033:0x7f001315ac4e [ 54.195311][ T510] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 54.219176][ T510] RSP: 002b:00007f00140affe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 54.229046][ T510] RAX: ffffffffffffffda RBX: 00007f00140b06c0 RCX: 00007f001315ac4e [ 54.237531][ T510] RDX: 000000000000000f RSI: 00007f00140b00a0 RDI: 0000000000000006 [ 54.247152][ T510] RBP: 00007f00140b0090 R08: 0000000000000000 R09: 0000000000000000 [ 54.255805][ T510] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 54.265597][ T510] R13: 00007f00133e6038 R14: 00007f00133e5fa0 R15: 00007ffdaf3cbdf8 [ 54.274132][ T510] [ 54.285510][ T512] FAULT_INJECTION: forcing a failure. [ 54.285510][ T512] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 54.304193][ T512] CPU: 0 PID: 512 Comm: syz.1.24 Not tainted syzkaller #0 [ 54.312968][ T512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 54.325135][ T512] Call Trace: [ 54.328978][ T512] [ 54.332259][ T512] __dump_stack+0x21/0x24 [ 54.337397][ T512] dump_stack_lvl+0x110/0x170 [ 54.343965][ T512] ? __cfi_dump_stack_lvl+0x8/0x8 [ 54.351305][ T512] dump_stack+0x15/0x24 [ 54.356689][ T512] should_fail_ex+0x3d4/0x520 [ 54.362457][ T512] should_fail+0xb/0x10 [ 54.367056][ T512] should_fail_usercopy+0x1a/0x20 [ 54.372700][ T512] _copy_to_user+0x1e/0x90 [ 54.377944][ T512] simple_read_from_buffer+0xe9/0x160 [ 54.385209][ T512] proc_fail_nth_read+0x1a6/0x220 [ 54.390865][ T512] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 54.402428][ T512] ? security_file_permission+0x94/0xb0 [ 54.409132][ T512] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 54.417624][ T512] vfs_read+0x27a/0x910 [ 54.423521][ T512] ? __cfi_vfs_read+0x10/0x10 [ 54.430770][ T512] ? __kasan_check_write+0x14/0x20 [ 54.436420][ T512] ? mutex_lock+0x93/0x1b0 [ 54.441892][ T512] ? __cfi_mutex_lock+0x10/0x10 [ 54.447491][ T512] ? __fdget_pos+0x2cd/0x380 [ 54.452777][ T512] ? ksys_read+0x71/0x250 [ 54.458069][ T512] ksys_read+0x149/0x250 [ 54.462806][ T512] ? __cfi_ksys_read+0x10/0x10 [ 54.468782][ T512] ? fput+0x15b/0x1a0 [ 54.473252][ T512] ? debug_smp_processor_id+0x17/0x20 [ 54.480283][ T512] __x64_sys_read+0x7b/0x90 [ 54.486192][ T512] x64_sys_call+0x2f/0x9a0 [ 54.492101][ T512] do_syscall_64+0x4c/0xa0 [ 54.497088][ T512] ? clear_bhb_loop+0x30/0x80 [ 54.502971][ T512] ? clear_bhb_loop+0x30/0x80 [ 54.508287][ T512] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 54.514384][ T512] RIP: 0033:0x7f001315ac4e [ 54.519454][ T512] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 54.543030][ T512] RSP: 002b:00007f00140affe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 54.552188][ T512] RAX: ffffffffffffffda RBX: 00007f00140b06c0 RCX: 00007f001315ac4e [ 54.561164][ T512] RDX: 000000000000000f RSI: 00007f00140b00a0 RDI: 0000000000000006 [ 54.569835][ T512] RBP: 00007f00140b0090 R08: 0000000000000000 R09: 0000000000000000 [ 54.580191][ T512] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 54.589374][ T512] R13: 00007f00133e6038 R14: 00007f00133e5fa0 R15: 00007ffdaf3cbdf8 [ 54.599363][ T512] [ 54.607730][ T485] device veth1_macvtap entered promiscuous mode [ 54.617001][ T514] FAULT_INJECTION: forcing a failure. [ 54.617001][ T514] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 54.633844][ T514] CPU: 0 PID: 514 Comm: syz.1.25 Not tainted syzkaller #0 [ 54.643420][ T514] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 54.647327][ T481] device veth1_macvtap entered promiscuous mode [ 54.655400][ T514] Call Trace: [ 54.655413][ T514] [ 54.675404][ T514] __dump_stack+0x21/0x24 [ 54.680437][ T514] dump_stack_lvl+0x110/0x170 [ 54.686770][ T514] ? __cfi_dump_stack_lvl+0x8/0x8 [ 54.692431][ T514] dump_stack+0x15/0x24 [ 54.697440][ T514] should_fail_ex+0x3d4/0x520 [ 54.703133][ T514] should_fail+0xb/0x10 [ 54.707816][ T514] should_fail_usercopy+0x1a/0x20 [ 54.713888][ T514] _copy_to_user+0x1e/0x90 [ 54.719259][ T514] simple_read_from_buffer+0xe9/0x160 [ 54.725154][ T514] proc_fail_nth_read+0x1a6/0x220 [ 54.730373][ T514] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 54.736348][ T514] ? security_file_permission+0x94/0xb0 [ 54.741908][ T514] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 54.748147][ T514] vfs_read+0x27a/0x910 [ 54.752653][ T514] ? __cfi_vfs_read+0x10/0x10 [ 54.757487][ T514] ? __kasan_check_write+0x14/0x20 [ 54.763068][ T514] ? mutex_lock+0x93/0x1b0 [ 54.767792][ T514] ? __cfi_mutex_lock+0x10/0x10 [ 54.772912][ T514] ? __fdget_pos+0x2cd/0x380 [ 54.777584][ T514] ? ksys_read+0x71/0x250 [ 54.782018][ T514] ksys_read+0x149/0x250 [ 54.786752][ T514] ? __cfi_ksys_read+0x10/0x10 [ 54.791621][ T514] ? fpregs_restore_userregs+0x128/0x260 [ 54.797401][ T514] __x64_sys_read+0x7b/0x90 [ 54.802379][ T514] x64_sys_call+0x2f/0x9a0 [ 54.806890][ T514] do_syscall_64+0x4c/0xa0 [ 54.812290][ T514] ? clear_bhb_loop+0x30/0x80 [ 54.817342][ T514] ? clear_bhb_loop+0x30/0x80 [ 54.822322][ T514] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 54.829789][ T514] RIP: 0033:0x7f001315ac4e [ 54.834379][ T514] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 54.855106][ T514] RSP: 002b:00007f00140affe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 54.863604][ T514] RAX: ffffffffffffffda RBX: 00007f00140b06c0 RCX: 00007f001315ac4e [ 54.872014][ T514] RDX: 000000000000000f RSI: 00007f00140b00a0 RDI: 0000000000000006 [ 54.880341][ T514] RBP: 00007f00140b0090 R08: 0000000000000000 R09: 0000000000000000 [ 54.889535][ T514] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 54.897775][ T514] R13: 00007f00133e6038 R14: 00007f00133e5fa0 R15: 00007ffdaf3cbdf8 [ 54.906341][ T514] [ 54.927289][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 54.936010][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 54.944915][ T517] FAULT_INJECTION: forcing a failure. [ 54.944915][ T517] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 54.947319][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 54.960167][ T517] CPU: 0 PID: 517 Comm: syz.1.26 Not tainted syzkaller #0 [ 54.968658][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 54.975791][ T517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 54.985669][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 54.995086][ T517] Call Trace: [ 54.995104][ T517] [ 54.995112][ T517] __dump_stack+0x21/0x24 [ 54.995135][ T517] dump_stack_lvl+0x110/0x170 [ 54.995149][ T517] ? __cfi_dump_stack_lvl+0x8/0x8 [ 54.995164][ T517] dump_stack+0x15/0x24 [ 54.995177][ T517] should_fail_ex+0x3d4/0x520 [ 54.995192][ T517] should_fail+0xb/0x10 [ 54.995203][ T517] should_fail_usercopy+0x1a/0x20 [ 54.995219][ T517] _copy_to_user+0x1e/0x90 [ 54.995239][ T517] simple_read_from_buffer+0xe9/0x160 [ 54.995257][ T517] proc_fail_nth_read+0x1a6/0x220 [ 55.005278][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 55.007415][ T517] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 55.007441][ T517] ? security_file_permission+0x94/0xb0 [ 55.007460][ T517] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 55.007476][ T517] vfs_read+0x27a/0x910 [ 55.007491][ T517] ? __cfi_vfs_read+0x10/0x10 [ 55.011623][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 55.015445][ T517] ? __kasan_check_write+0x14/0x20 [ 55.022889][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 55.026572][ T517] ? mutex_lock+0x93/0x1b0 [ 55.031632][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 55.035746][ T517] ? __cfi_mutex_lock+0x10/0x10 [ 55.041070][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 55.046752][ T517] ? __fdget_pos+0x2cd/0x380 [ 55.046781][ T517] ? ksys_read+0x71/0x250 [ 55.046795][ T517] ksys_read+0x149/0x250 [ 55.046808][ T517] ? __cfi_ksys_read+0x10/0x10 [ 55.046822][ T517] ? fpregs_restore_userregs+0x128/0x260 [ 55.055084][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 55.060999][ T517] __x64_sys_read+0x7b/0x90 [ 55.061028][ T517] x64_sys_call+0x2f/0x9a0 [ 55.061045][ T517] do_syscall_64+0x4c/0xa0 [ 55.061059][ T517] ? clear_bhb_loop+0x30/0x80 [ 55.069166][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 55.078507][ T517] ? clear_bhb_loop+0x30/0x80 [ 55.078542][ T517] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 55.078559][ T517] RIP: 0033:0x7f001315ac4e [ 55.078573][ T517] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 55.086338][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 55.092005][ T517] RSP: 002b:00007f00140affe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 55.092033][ T517] RAX: ffffffffffffffda RBX: 00007f00140b06c0 RCX: 00007f001315ac4e [ 55.092043][ T517] RDX: 000000000000000f RSI: 00007f00140b00a0 RDI: 0000000000000006 [ 55.092052][ T517] RBP: 00007f00140b0090 R08: 0000000000000000 R09: 0000000000000000 [ 55.092060][ T517] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 55.092067][ T517] R13: 00007f00133e6038 R14: 00007f00133e5fa0 R15: 00007ffdaf3cbdf8 [ 55.092083][ T517] [ 55.099650][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 55.334525][ T519] FAULT_INJECTION: forcing a failure. [ 55.334525][ T519] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 55.370493][ T506] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 55.381234][ T519] CPU: 1 PID: 519 Comm: syz.1.27 Not tainted syzkaller #0 [ 55.389148][ T519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 55.405040][ T519] Call Trace: [ 55.409695][ T519] [ 55.412813][ T519] __dump_stack+0x21/0x24 [ 55.418616][ T519] dump_stack_lvl+0x110/0x170 [ 55.423654][ T506] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 55.424182][ T519] ? __cfi_dump_stack_lvl+0x8/0x8 [ 55.438540][ T519] dump_stack+0x15/0x24 [ 55.444080][ T519] should_fail_ex+0x3d4/0x520 [ 55.449906][ T519] should_fail+0xb/0x10 [ 55.454441][ T519] should_fail_usercopy+0x1a/0x20 [ 55.460160][ T519] _copy_to_user+0x1e/0x90 [ 55.466395][ T519] simple_read_from_buffer+0xe9/0x160 [ 55.472748][ T519] proc_fail_nth_read+0x1a6/0x220 [ 55.479517][ T519] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 55.485473][ T519] ? security_file_permission+0x94/0xb0 [ 55.491745][ T519] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 55.499630][ T519] vfs_read+0x27a/0x910 [ 55.504782][ T519] ? __cfi_vfs_read+0x10/0x10 [ 55.510068][ T519] ? __kasan_check_write+0x14/0x20 [ 55.515256][ T519] ? mutex_lock+0x93/0x1b0 [ 55.519847][ T519] ? __cfi_mutex_lock+0x10/0x10 [ 55.524819][ T519] ? __fdget_pos+0x2cd/0x380 [ 55.529657][ T519] ? ksys_read+0x71/0x250 [ 55.534082][ T519] ksys_read+0x149/0x250 [ 55.538537][ T519] ? __cfi_ksys_read+0x10/0x10 [ 55.543585][ T519] ? fput+0x15b/0x1a0 [ 55.548169][ T519] ? debug_smp_processor_id+0x17/0x20 [ 55.555511][ T519] __x64_sys_read+0x7b/0x90 [ 55.563494][ T519] x64_sys_call+0x2f/0x9a0 [ 55.570426][ T519] do_syscall_64+0x4c/0xa0 [ 55.576942][ T519] ? clear_bhb_loop+0x30/0x80 [ 55.583120][ T519] ? clear_bhb_loop+0x30/0x80 [ 55.589389][ T519] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 55.596706][ T519] RIP: 0033:0x7f001315ac4e [ 55.601777][ T519] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 55.626978][ T519] RSP: 002b:00007f00140affe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 55.635584][ T519] RAX: ffffffffffffffda RBX: 00007f00140b06c0 RCX: 00007f001315ac4e [ 55.644352][ T519] RDX: 000000000000000f RSI: 00007f00140b00a0 RDI: 0000000000000006 [ 55.652678][ T519] RBP: 00007f00140b0090 R08: 0000000000000000 R09: 0000000000000000 [ 55.661714][ T519] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 55.671774][ T519] R13: 00007f00133e6038 R14: 00007f00133e5fa0 R15: 00007ffdaf3cbdf8 [ 55.681670][ T519] [ 55.724240][ T521] FAULT_INJECTION: forcing a failure. [ 55.724240][ T521] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 55.724518][ T506] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 55.740321][ T521] CPU: 1 PID: 521 Comm: syz.1.28 Not tainted syzkaller #0 [ 55.751764][ T506] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 55.756001][ T521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 55.756018][ T521] Call Trace: [ 55.779576][ T521] [ 55.782946][ T521] __dump_stack+0x21/0x24 [ 55.787463][ T521] dump_stack_lvl+0x110/0x170 [ 55.792473][ T521] ? __cfi_dump_stack_lvl+0x8/0x8 [ 55.797502][ T521] dump_stack+0x15/0x24 [ 55.801688][ T521] should_fail_ex+0x3d4/0x520 [ 55.806647][ T521] should_fail+0xb/0x10 [ 55.810877][ T521] should_fail_usercopy+0x1a/0x20 [ 55.816096][ T521] _copy_to_user+0x1e/0x90 [ 55.820596][ T521] simple_read_from_buffer+0xe9/0x160 [ 55.826146][ T521] proc_fail_nth_read+0x1a6/0x220 [ 55.831289][ T521] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 55.837023][ T521] ? security_file_permission+0x94/0xb0 [ 55.842679][ T521] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 55.848334][ T521] vfs_read+0x27a/0x910 [ 55.852742][ T521] ? __cfi_vfs_read+0x10/0x10 [ 55.857765][ T521] ? __kasan_check_write+0x14/0x20 [ 55.862957][ T521] ? mutex_lock+0x93/0x1b0 [ 55.867604][ T521] ? __cfi_mutex_lock+0x10/0x10 [ 55.872663][ T521] ? __fdget_pos+0x2cd/0x380 [ 55.877425][ T521] ? ksys_read+0x71/0x250 [ 55.881760][ T521] ksys_read+0x149/0x250 [ 55.886167][ T521] ? __cfi_ksys_read+0x10/0x10 [ 55.891026][ T521] ? fput+0x15b/0x1a0 [ 55.895098][ T521] ? debug_smp_processor_id+0x17/0x20 [ 55.900800][ T521] __x64_sys_read+0x7b/0x90 [ 55.905398][ T521] x64_sys_call+0x2f/0x9a0 [ 55.910022][ T521] do_syscall_64+0x4c/0xa0 [ 55.914705][ T521] ? clear_bhb_loop+0x30/0x80 [ 55.919730][ T521] ? clear_bhb_loop+0x30/0x80 [ 55.924594][ T521] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 55.930666][ T521] RIP: 0033:0x7f001315ac4e [ 55.935163][ T521] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 55.955196][ T521] RSP: 002b:00007f00140affe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 55.963883][ T521] RAX: ffffffffffffffda RBX: 00007f00140b06c0 RCX: 00007f001315ac4e [ 55.972281][ T521] RDX: 000000000000000f RSI: 00007f00140b00a0 RDI: 0000000000000006 [ 55.980699][ T521] RBP: 00007f00140b0090 R08: 0000000000000000 R09: 0000000000000000 [ 55.988791][ T521] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 55.996757][ T521] R13: 00007f00133e6038 R14: 00007f00133e5fa0 R15: 00007ffdaf3cbdf8 [ 56.004938][ T521] [ 56.027316][ T523] FAULT_INJECTION: forcing a failure. [ 56.027316][ T523] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 56.041636][ T523] CPU: 1 PID: 523 Comm: syz.2.19 Not tainted syzkaller #0 [ 56.049001][ T523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 56.060364][ T523] Call Trace: [ 56.063651][ T523] [ 56.066965][ T523] __dump_stack+0x21/0x24 [ 56.071758][ T523] dump_stack_lvl+0x110/0x170 [ 56.076716][ T523] ? __cfi_dump_stack_lvl+0x8/0x8 [ 56.081944][ T523] dump_stack+0x15/0x24 [ 56.086214][ T523] should_fail_ex+0x3d4/0x520 [ 56.090961][ T523] should_fail+0xb/0x10 [ 56.095621][ T523] should_fail_usercopy+0x1a/0x20 [ 56.100984][ T523] _copy_to_user+0x1e/0x90 [ 56.105422][ T523] simple_read_from_buffer+0xe9/0x160 [ 56.110962][ T523] proc_fail_nth_read+0x1a6/0x220 [ 56.116425][ T523] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 56.122250][ T523] ? security_file_permission+0x94/0xb0 [ 56.128025][ T523] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 56.134087][ T523] vfs_read+0x27a/0x910 [ 56.138320][ T523] ? __cfi_vfs_read+0x10/0x10 [ 56.143357][ T523] ? __kasan_check_write+0x14/0x20 [ 56.148464][ T523] ? mutex_lock+0x93/0x1b0 [ 56.153320][ T523] ? __cfi_mutex_lock+0x10/0x10 [ 56.159373][ T523] ? __fdget_pos+0x2cd/0x380 [ 56.164743][ T523] ? ksys_read+0x71/0x250 [ 56.169516][ T523] ksys_read+0x149/0x250 [ 56.173953][ T523] ? __cfi_ksys_read+0x10/0x10 [ 56.178710][ T523] ? fput+0x15b/0x1a0 [ 56.182996][ T523] ? debug_smp_processor_id+0x17/0x20 [ 56.188622][ T523] __x64_sys_read+0x7b/0x90 [ 56.193219][ T523] x64_sys_call+0x2f/0x9a0 [ 56.197725][ T523] do_syscall_64+0x4c/0xa0 [ 56.202205][ T523] ? clear_bhb_loop+0x30/0x80 [ 56.206899][ T523] ? clear_bhb_loop+0x30/0x80 [ 56.211714][ T523] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 56.218273][ T523] RIP: 0033:0x7fa2f875ac4e [ 56.222760][ T523] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 56.243773][ T523] RSP: 002b:00007fa2f9649fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 56.252275][ T523] RAX: ffffffffffffffda RBX: 00007fa2f964a6c0 RCX: 00007fa2f875ac4e [ 56.260429][ T523] RDX: 000000000000000f RSI: 00007fa2f964a0a0 RDI: 0000000000000006 [ 56.268671][ T523] RBP: 00007fa2f964a090 R08: 0000000000000000 R09: 0000000000000000 [ 56.276840][ T523] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 56.285516][ T523] R13: 00007fa2f89e6038 R14: 00007fa2f89e5fa0 R15: 00007ffd3d5ff908 [ 56.293846][ T523] [ 56.304285][ T526] FAULT_INJECTION: forcing a failure. [ 56.304285][ T526] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 56.320247][ T526] CPU: 1 PID: 526 Comm: syz.4.21 Not tainted syzkaller #0 [ 56.320333][ T528] FAULT_INJECTION: forcing a failure. [ 56.320333][ T528] name failslab, interval 1, probability 0, space 0, times 1 [ 56.327913][ T526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 56.327931][ T526] Call Trace: [ 56.327937][ T526] [ 56.327944][ T526] __dump_stack+0x21/0x24 [ 56.327966][ T526] dump_stack_lvl+0x110/0x170 [ 56.327982][ T526] ? __cfi_dump_stack_lvl+0x8/0x8 [ 56.373193][ T526] dump_stack+0x15/0x24 [ 56.378616][ T526] should_fail_ex+0x3d4/0x520 [ 56.383749][ T526] should_fail+0xb/0x10 [ 56.387990][ T526] should_fail_usercopy+0x1a/0x20 [ 56.393882][ T526] _copy_to_user+0x1e/0x90 [ 56.398530][ T526] simple_read_from_buffer+0xe9/0x160 [ 56.404093][ T526] proc_fail_nth_read+0x1a6/0x220 [ 56.410276][ T526] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 56.416200][ T526] ? security_file_permission+0x94/0xb0 [ 56.423057][ T526] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 56.430188][ T526] vfs_read+0x27a/0x910 [ 56.434722][ T526] ? __cfi_vfs_read+0x10/0x10 [ 56.439858][ T526] ? __kasan_check_write+0x14/0x20 [ 56.446311][ T526] ? mutex_lock+0x93/0x1b0 [ 56.451089][ T526] ? __cfi_mutex_lock+0x10/0x10 [ 56.456171][ T526] ? __fdget_pos+0x2cd/0x380 [ 56.461004][ T526] ? ksys_read+0x71/0x250 [ 56.465708][ T526] ksys_read+0x149/0x250 [ 56.470402][ T526] ? __cfi_ksys_read+0x10/0x10 [ 56.475661][ T526] ? fput+0x15b/0x1a0 [ 56.481064][ T526] ? debug_smp_processor_id+0x17/0x20 [ 56.486889][ T526] __x64_sys_read+0x7b/0x90 [ 56.491798][ T526] x64_sys_call+0x2f/0x9a0 [ 56.496616][ T526] do_syscall_64+0x4c/0xa0 [ 56.501225][ T526] ? clear_bhb_loop+0x30/0x80 [ 56.506082][ T526] ? clear_bhb_loop+0x30/0x80 [ 56.511026][ T526] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 56.516924][ T526] RIP: 0033:0x7f3a1915ac4e [ 56.521328][ T526] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 56.541723][ T526] RSP: 002b:00007f3a19ff0fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 56.550496][ T526] RAX: ffffffffffffffda RBX: 00007f3a19ff16c0 RCX: 00007f3a1915ac4e [ 56.558736][ T526] RDX: 000000000000000f RSI: 00007f3a19ff10a0 RDI: 0000000000000006 [ 56.567156][ T526] RBP: 00007f3a19ff1090 R08: 0000000000000000 R09: 0000000000000000 2026/05/12 05:32:02 executed programs: 22 [ 56.575651][ T526] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 56.583813][ T526] R13: 00007f3a193e6038 R14: 00007f3a193e5fa0 R15: 00007ffc5b89fe98 [ 56.592153][ T526] [ 56.595428][ T528] CPU: 0 PID: 528 Comm: syz.1.29 Not tainted syzkaller #0 [ 56.603016][ T528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 56.613457][ T528] Call Trace: [ 56.616963][ T528] [ 56.619979][ T528] __dump_stack+0x21/0x24 [ 56.624294][ T528] dump_stack_lvl+0x110/0x170 [ 56.629220][ T528] ? __cfi_dump_stack_lvl+0x8/0x8 [ 56.634520][ T528] ? unwind_get_return_address+0x4d/0x90 [ 56.640409][ T528] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 56.646567][ T528] dump_stack+0x15/0x24 [ 56.651023][ T528] should_fail_ex+0x3d4/0x520 [ 56.656332][ T528] __should_failslab+0xac/0xf0 [ 56.661203][ T528] ? tracepoint_probe_unregister+0x211/0x8e0 [ 56.668007][ T528] should_failslab+0x9/0x20 [ 56.672608][ T528] __kmem_cache_alloc_node+0x3d/0x2c0 [ 56.679373][ T528] ? __cfi_mutex_lock+0x10/0x10 [ 56.684933][ T528] ? delete_node+0x3dc/0xa60 [ 56.689971][ T528] ? tracepoint_probe_unregister+0x211/0x8e0 [ 56.696130][ T528] __kmalloc+0xa1/0x1e0 [ 56.700394][ T528] ? __cfi___bpf_trace_neigh_update+0x10/0x10 [ 56.706687][ T528] tracepoint_probe_unregister+0x211/0x8e0 [ 56.712853][ T528] bpf_probe_unregister+0x61/0x70 [ 56.718472][ T528] bpf_raw_tp_link_release+0x63/0x90 [ 56.724390][ T528] bpf_link_free+0x13a/0x3a0 [ 56.730051][ T528] ? bpf_link_put_deferred+0x20/0x20 [ 56.736395][ T528] bpf_link_release+0x15f/0x170 [ 56.741329][ T528] ? __cfi_bpf_link_release+0x10/0x10 [ 56.746909][ T528] __fput+0x1fc/0x8f0 [ 56.751699][ T528] ____fput+0x15/0x20 [ 56.755780][ T528] task_work_run+0x1e1/0x250 [ 56.760493][ T528] ? __cfi_task_work_run+0x10/0x10 [ 56.765958][ T528] ? fput+0x15b/0x1a0 [ 56.770483][ T528] exit_to_user_mode_loop+0x9b/0xb0 [ 56.776186][ T528] exit_to_user_mode_prepare+0x87/0xd0 [ 56.782022][ T528] syscall_exit_to_user_mode+0x1a/0x30 [ 56.787578][ T528] do_syscall_64+0x58/0xa0 [ 56.791989][ T528] ? clear_bhb_loop+0x30/0x80 [ 56.796856][ T528] ? clear_bhb_loop+0x30/0x80 [ 56.801655][ T528] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 56.807906][ T528] RIP: 0033:0x7f001319a379 [ 56.812484][ T528] 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 [ 56.832691][ T528] RSP: 002b:00007f00140b0028 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 56.841446][ T528] RAX: 0000000000000000 RBX: 00007f00133e5fa0 RCX: 00007f001319a379 [ 56.849594][ T528] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 56.858087][ T528] RBP: 00007f00140b0090 R08: 0000000000000000 R09: 0000000000000000 [ 56.866912][ T528] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 56.869364][ T536] FAULT_INJECTION: forcing a failure. [ 56.869364][ T536] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 56.875418][ T528] R13: 00007f00133e6038 R14: 00007f00133e5fa0 R15: 00007ffdaf3cbdf8 [ 56.875438][ T528] [ 56.879472][ T537] FAULT_INJECTION: forcing a failure. [ 56.879472][ T537] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 56.915696][ T536] CPU: 1 PID: 536 Comm: syz.3.20 Not tainted syzkaller #0 [ 56.916111][ C0] CFI failure at __traceiter_neigh_update+0x9d/0xf0 (target: 0xffffc900000074d0; expected type: 0xcdd4cfdd) [ 56.923184][ T536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 56.923201][ T536] Call Trace: [ 56.923207][ T536] [ 56.923214][ T536] __dump_stack+0x21/0x24 [ 56.923237][ T536] dump_stack_lvl+0x110/0x170 [ 56.923252][ T536] ? __cfi_dump_stack_lvl+0x8/0x8 [ 56.934959][ C0] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 56.945201][ T536] dump_stack+0x15/0x24 [ 56.948654][ C0] CPU: 0 PID: 13 Comm: ksoftirqd/0 Not tainted syzkaller #0 [ 56.951701][ T536] should_fail_ex+0x3d4/0x520 [ 56.956093][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 56.961103][ T536] should_fail+0xb/0x10 [ 56.966420][ C0] RIP: 0010:__traceiter_neigh_update+0x9d/0xf0 [ 56.972768][ T536] should_fail_usercopy+0x1a/0x20 [ 56.977003][ C0] Code: 05 e8 77 41 b1 fd 49 8b 7e 08 48 8b 75 c8 48 8b 55 c0 44 89 e9 44 8b 45 d4 44 8b 4d d0 41 ba 23 30 2b 32 45 03 54 24 fc 74 02 <0f> 0b 41 ff d4 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 [ 56.984544][ T536] _copy_to_user+0x1e/0x90 [ 56.989204][ C0] RSP: 0018:ffffc900000074d0 EFLAGS: 00010282 [ 56.999604][ T536] simple_read_from_buffer+0xe9/0x160 [ 57.005064][ C0] [ 57.005074][ C0] RAX: 1ffff11021283db6 RBX: ffff88810941eda8 RCX: 0000000000000004 [ 57.012350][ T536] proc_fail_nth_read+0x1a6/0x220 [ 57.017617][ C0] RDX: ffff88810f71f456 RSI: ffff888108c05c00 RDI: ffffc9000099d000 [ 57.037773][ T536] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 57.042444][ C0] RBP: ffffc90000007510 R08: 0000000000000001 R09: 0000000000000000 [ 57.049302][ T536] ? security_file_permission+0x94/0xb0 [ 57.055230][ C0] R10: 00000000d76b972f R11: 0000000000000100 R12: ffffffff817296b0 [ 57.057853][ T536] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 57.066428][ C0] R13: 0000000000000004 R14: ffff88810941eda8 R15: dffffc0000000000 [ 57.072184][ T536] vfs_read+0x27a/0x910 [ 57.080679][ C0] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 57.086863][ T536] ? __cfi_vfs_read+0x10/0x10 [ 57.095261][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.101232][ T536] ? __kasan_check_write+0x14/0x20 [ 57.109877][ C0] CR2: 0000000000000000 CR3: 000000010f523000 CR4: 00000000003506b0 [ 57.115758][ T536] ? mutex_lock+0x93/0x1b0 [ 57.124026][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.128285][ T536] ? __cfi_mutex_lock+0x10/0x10 [ 57.137552][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.142312][ T536] ? __fdget_pos+0x2cd/0x380 [ 57.149257][ C0] Call Trace: [ 57.149267][ C0] [ 57.154887][ T536] ? ksys_read+0x71/0x250 [ 57.164943][ C0] __neigh_update+0x1f48/0x2080 [ 57.169610][ T536] ksys_read+0x149/0x250 [ 57.177829][ C0] ? neigh_lookup+0x354/0x410 [ 57.182839][ T536] ? __cfi_ksys_read+0x10/0x10 [ 57.191238][ C0] ? __cfi_arp_key_eq+0x10/0x10 [ 57.196811][ T536] ? debug_smp_processor_id+0x17/0x20 [ 57.200261][ C0] ? __cfi_neigh_lookup+0x10/0x10 [ 57.203190][ T536] __x64_sys_read+0x7b/0x90 [ 57.207523][ C0] neigh_event_ns+0xb3/0x120 [ 57.212720][ T536] x64_sys_call+0x2f/0x9a0 [ 57.217335][ C0] arp_process+0x12fc/0x1910 [ 57.222281][ T536] do_syscall_64+0x4c/0xa0 [ 57.227543][ C0] ? __cfi_arp_process+0x10/0x10 [ 57.232738][ T536] ? clear_bhb_loop+0x30/0x80 [ 57.238358][ C0] ? __cfi_packet_rcv+0x10/0x10 [ 57.243542][ T536] ? clear_bhb_loop+0x30/0x80 [ 57.248574][ C0] ? __netif_receive_skb_core+0x2e2c/0x35d0 [ 57.253486][ T536] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 57.258052][ C0] ? __cfi_arp_process+0x10/0x10 [ 57.262805][ T536] RIP: 0033:0x7fc389d5ac4e [ 57.267239][ C0] NF_HOOK+0x177/0x1d0 [ 57.272284][ T536] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 57.277124][ C0] ? __cfi_arp_process+0x10/0x10 [ 57.282139][ T536] RSP: 002b:00007fc38abeffe8 EFLAGS: 00000246 [ 57.286984][ C0] ? arp_xmit+0x1f0/0x1f0 [ 57.293054][ T536] ORIG_RAX: 0000000000000000 [ 57.299111][ C0] ? qdisc_run+0x240/0x240 [ 57.304193][ T536] RAX: ffffffffffffffda RBX: 00007fc38abf06c0 RCX: 00007fc389d5ac4e [ 57.309191][ C0] ? __kasan_check_read+0x11/0x20 [ 57.313873][ T536] RDX: 000000000000000f RSI: 00007fc38abf00a0 RDI: 0000000000000006 [ 57.336022][ C0] arp_rcv+0x2ef/0x480 [ 57.341089][ T536] RBP: 00007fc38abf0090 R08: 0000000000000000 R09: 0000000000000000 [ 57.347747][ C0] ? __cfi_arp_rcv+0x10/0x10 [ 57.352413][ T536] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 57.357418][ C0] __netif_receive_skb_list_core+0x71e/0x780 [ 57.361983][ T536] R13: 00007fc389fe6128 R14: 00007fc389fe6090 R15: 00007ffd7b63df58 [ 57.370314][ C0] ? set_rps_cpu+0x5e0/0x5e0 [ 57.375349][ T536] [ 57.383587][ C0] ? receive_buf+0x207b/0x4960 [ 57.394668][ T537] CPU: 1 PID: 537 Comm: syz.6.17 Not tainted syzkaller #0 [ 57.395946][ C0] netif_receive_skb_list_internal+0x7f8/0xab0 [ 57.400701][ T537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 57.408778][ C0] ? vprintk_default+0x26/0x30 [ 57.415541][ T537] Call Trace: [ 57.415551][ T537] [ 57.424125][ C0] ? __cfi_netif_receive_skb_list_internal+0x10/0x10 [ 57.428784][ T537] __dump_stack+0x21/0x24 [ 57.431964][ C0] ? should_fail+0xb/0x10 [ 57.436974][ T537] dump_stack_lvl+0x110/0x170 [ 57.444264][ C0] ? should_fail_usercopy+0x1a/0x20 [ 57.450850][ T537] ? __cfi_dump_stack_lvl+0x8/0x8 [ 57.461359][ C0] ? _copy_to_user+0x1e/0x90 [ 57.466730][ T537] dump_stack+0x15/0x24 [ 57.470186][ C0] ? simple_read_from_buffer+0xe9/0x160 [ 57.473203][ T537] should_fail_ex+0x3d4/0x520 [ 57.479950][ C0] ? proc_fail_nth_read+0x1a6/0x220 [ 57.484487][ T537] should_fail+0xb/0x10 [ 57.488807][ C0] ? __x64_sys_read+0x7b/0x90 [ 57.493545][ T537] should_fail_usercopy+0x1a/0x20 [ 57.499144][ C0] ? detach_buf_split+0x882/0xa80 [ 57.504245][ T537] _copy_to_user+0x1e/0x90 [ 57.509142][ C0] napi_complete_done+0x36f/0x7a0 [ 57.513308][ T537] simple_read_from_buffer+0xe9/0x160 [ 57.519017][ C0] ? __cfi_napi_complete_done+0x10/0x10 [ 57.523966][ T537] proc_fail_nth_read+0x1a6/0x220 [ 57.529257][ C0] ? virtqueue_enable_cb_prepare+0x22e/0x510 [ 57.533793][ T537] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 57.538638][ C0] virtnet_poll+0x9b7/0x1180 [ 57.543647][ T537] ? security_file_permission+0x94/0xb0 [ 57.548748][ C0] ? __cfi_virtnet_poll+0x10/0x10 [ 57.553731][ T537] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 57.558753][ C0] ? _raw_spin_lock+0x94/0xf0 [ 57.564277][ T537] vfs_read+0x27a/0x910 [ 57.569992][ C0] ? delayed_work_timer_fn+0x61/0x80 [ 57.575429][ T537] ? __cfi_vfs_read+0x10/0x10 [ 57.582220][ C0] __napi_poll+0xd0/0x5e0 [ 57.587760][ T537] ? __kasan_check_write+0x14/0x20 [ 57.592533][ C0] net_rx_action+0x4b6/0xac0 [ 57.598251][ T537] ? mutex_lock+0x93/0x1b0 [ 57.603718][ C0] ? __cfi_net_rx_action+0x10/0x10 [ 57.609427][ T537] ? __cfi_mutex_lock+0x10/0x10 [ 57.614166][ C0] ? kvm_sched_clock_read+0x18/0x40 [ 57.618468][ T537] ? __fdget_pos+0x2cd/0x380 [ 57.624009][ C0] ? irqtime_account_irq+0x75/0x240 [ 57.628790][ T537] ? ksys_read+0x71/0x250 [ 57.634281][ C0] handle_softirqs+0x1d7/0x600 [ 57.640185][ T537] ksys_read+0x149/0x250 [ 57.644774][ C0] ? irqtime_account_irq+0xc4/0x240 [ 57.649399][ T537] ? __cfi_ksys_read+0x10/0x10 [ 57.654866][ C0] __irq_exit_rcu+0x52/0xf0 [ 57.659880][ T537] ? debug_smp_processor_id+0x17/0x20 [ 57.665244][ C0] irq_exit_rcu+0x9/0x10 [ 57.670421][ T537] __x64_sys_read+0x7b/0x90 [ 57.675787][ C0] sysvec_call_function_single+0xa6/0xc0 [ 57.680115][ T537] x64_sys_call+0x2f/0x9a0 [ 57.685147][ C0] [ 57.689887][ T537] do_syscall_64+0x4c/0xa0 [ 57.695596][ C0] [ 57.695613][ C0] asm_sysvec_call_function_single+0x1b/0x20 [ 57.700350][ T537] ? clear_bhb_loop+0x30/0x80 [ 57.705461][ C0] RIP: 0010:smpboot_thread_fn+0x3ff/0x910 [ 57.711085][ T537] ? clear_bhb_loop+0x30/0x80 [ 57.715434][ C0] Code: 8b 4d 90 4c 8b 31 48 8b 45 c0 0f b6 04 18 84 c0 0f 85 78 02 00 00 48 8b 45 d0 8b 38 41 ba 37 3a ac 54 45 03 56 fc 74 02 0f 0b <41> ff d6 41 89 c6 31 ff 89 c6 e8 62 cf 25 00 45 85 f6 0f 84 1c 01 [ 57.720528][ T537] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 57.726393][ C0] RSP: 0018:ffffc900000d7e80 EFLAGS: 00000257 [ 57.730786][ T537] RIP: 0033:0x7f600d95ac4e [ 57.733786][ C0] [ 57.733792][ C0] RAX: ffff88810004e1a0 RBX: dffffc0000000000 RCX: ffffffff870f32b8 [ 57.738523][ T537] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 57.741529][ C0] RDX: ffffffff814ba965 RSI: ffffffff871024b0 RDI: 0000000000000000 [ 57.747596][ T537] RSP: 002b:00007f600e895fe8 EFLAGS: 00000246 [ 57.752318][ C0] RBP: ffffc900000d7f00 R08: ffff888100322880 R09: 0000000000000002 [ 57.758545][ T537] ORIG_RAX: 0000000000000000 [ 57.763297][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff11020009c34 [ 57.783813][ T537] RAX: ffffffffffffffda RBX: 00007f600e8966c0 RCX: 00007f600d95ac4e [ 57.789794][ C0] R13: 0000000000000001 R14: ffffffff814398f0 R15: ffff888100322898 [ 57.796032][ T537] RDX: 000000000000000f RSI: 00007f600e8960a0 RDI: 0000000000000006 [ 57.800445][ C0] ? __cfi_ksoftirqd_should_run+0x10/0x10 [ 57.802837][ T537] RBP: 00007f600e896090 R08: 0000000000000000 R09: 0000000000000000 [ 57.810977][ C0] ? smpboot_thread_fn+0x265/0x910 [ 57.831270][ T537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 57.839339][ C0] kthread+0x281/0x320 [ 57.845494][ T537] R13: 00007f600dbe6128 R14: 00007f600dbe6090 R15: 00007ffc71825f38 [ 57.853909][ C0] ? __cfi_smpboot_thread_fn+0x10/0x10 [ 57.858675][ T537] [ 57.866891][ C0] ? __cfi_kthread+0x10/0x10 [ 57.946429][ C0] ret_from_fork+0x1f/0x30 [ 57.950853][ C0] [ 57.953866][ C0] Modules linked in: [ 57.957777][ C0] ---[ end trace 0000000000000000 ]--- [ 57.963497][ C0] RIP: 0010:__traceiter_neigh_update+0x9d/0xf0 [ 57.969812][ C0] Code: 05 e8 77 41 b1 fd 49 8b 7e 08 48 8b 75 c8 48 8b 55 c0 44 89 e9 44 8b 45 d4 44 8b 4d d0 41 ba 23 30 2b 32 45 03 54 24 fc 74 02 <0f> 0b 41 ff d4 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 [ 57.990763][ C0] RSP: 0018:ffffc900000074d0 EFLAGS: 00010282 [ 57.996983][ C0] RAX: 1ffff11021283db6 RBX: ffff88810941eda8 RCX: 0000000000000004 [ 58.005069][ C0] RDX: ffff88810f71f456 RSI: ffff888108c05c00 RDI: ffffc9000099d000 [ 58.013191][ C0] RBP: ffffc90000007510 R08: 0000000000000001 R09: 0000000000000000 [ 58.021621][ C0] R10: 00000000d76b972f R11: 0000000000000100 R12: ffffffff817296b0 [ 58.029898][ C0] R13: 0000000000000004 R14: ffff88810941eda8 R15: dffffc0000000000 [ 58.038203][ C0] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 58.047426][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.054315][ C0] CR2: 0000000000000000 CR3: 000000010f523000 CR4: 00000000003506b0 [ 58.062358][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.070794][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.079105][ C0] Kernel panic - not syncing: Fatal exception in interrupt [ 58.087310][ C0] Kernel Offset: disabled [ 58.091910][ C0] Rebooting in 86400 seconds..