[ 28.277912][ T8] device bridge_slave_1 left promiscuous mode [ 28.284308][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.291812][ T8] device bridge_slave_0 left promiscuous mode [ 28.297896][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.305855][ T8] device veth1_macvtap left promiscuous mode [ 28.312202][ T8] device veth0_vlan left promiscuous mode [ 28.318294][ T8] device veth1_macvtap left promiscuous mode [ 28.324541][ T8] device veth0_vlan left promiscuous mode [ 37.891718][ T28] kauditd_printk_skb: 31 callbacks suppressed [ 37.891729][ T28] audit: type=1400 audit(1765520712.536:105): avc: denied { write } for pid=379 comm="sftp-server" path="pipe:[15953]" dev="pipefs" ino=15953 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 Warning: Permanently added '10.128.0.45' (ED25519) to the list of known hosts. 2025/12/12 06:25:20 parsed 1 programs [ 46.959572][ T28] audit: type=1400 audit(1765520721.606:106): avc: denied { unlink } for pid=398 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 47.045490][ T398] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 47.703466][ T28] audit: type=1401 audit(1765520722.346:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 48.050705][ T423] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.057887][ T423] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.067588][ T423] device bridge_slave_0 entered promiscuous mode [ 48.099291][ T423] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.106353][ T423] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.114304][ T423] device bridge_slave_1 entered promiscuous mode [ 48.114933][ T28] audit: type=1400 audit(1765520722.756:108): avc: denied { create } for pid=446 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 48.341277][ T423] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.348360][ T423] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.355698][ T423] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.362776][ T423] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.389820][ T373] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.397893][ T373] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.405694][ T373] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.421980][ T373] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.430500][ T373] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.438014][ T373] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.445735][ T373] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.454958][ T373] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.462597][ T373] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.471783][ T373] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.481487][ T373] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.493691][ T373] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.504339][ T373] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.512462][ T373] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.520187][ T373] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.528337][ T423] device veth0_vlan entered promiscuous mode 2025/12/12 06:25:23 executed programs: 0 [ 48.537912][ T373] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.546672][ T423] device veth1_macvtap entered promiscuous mode [ 48.555673][ T373] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.566192][ T373] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.775882][ T470] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.783088][ T470] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.791049][ T470] device bridge_slave_0 entered promiscuous mode [ 48.827887][ T470] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.835106][ T470] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.842834][ T470] device bridge_slave_1 entered promiscuous mode [ 48.893672][ T477] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.901091][ T477] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.908738][ T477] device bridge_slave_0 entered promiscuous mode [ 48.922170][ T477] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.929625][ T477] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.937142][ T477] device bridge_slave_1 entered promiscuous mode [ 48.965853][ T475] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.972971][ T475] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.980462][ T475] device bridge_slave_0 entered promiscuous mode [ 48.995094][ T474] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.002374][ T474] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.010038][ T474] device bridge_slave_0 entered promiscuous mode [ 49.016974][ T474] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.024328][ T474] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.032040][ T474] device bridge_slave_1 entered promiscuous mode [ 49.042348][ T475] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.049512][ T475] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.056840][ T475] device bridge_slave_1 entered promiscuous mode [ 49.114445][ T476] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.121859][ T476] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.129366][ T476] device bridge_slave_0 entered promiscuous mode [ 49.153285][ T476] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.160386][ T476] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.167728][ T476] device bridge_slave_1 entered promiscuous mode [ 49.346148][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.354425][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.384303][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.392714][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.401389][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.408504][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.425703][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.433882][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.441990][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.449608][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.457907][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.466507][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.473762][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.509072][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.516775][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.524309][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.533110][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.541556][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.548593][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.556178][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.564722][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.572948][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.579995][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.587749][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.596035][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.603585][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.611166][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.618681][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.626210][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.634520][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.642928][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.649976][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.657403][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.665753][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.673921][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.681041][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.688536][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.697010][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.705697][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.712835][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.720384][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.728124][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.735954][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.760423][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.768721][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.777137][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.784189][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.791556][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.800221][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.808275][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.816534][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.842186][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.850461][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.857594][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.865294][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.873828][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.880873][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.888279][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.896425][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.904850][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.914967][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.937099][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.946364][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.964148][ T475] device veth0_vlan entered promiscuous mode [ 49.971408][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.980342][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.991941][ T477] device veth0_vlan entered promiscuous mode [ 50.003601][ T474] device veth0_vlan entered promiscuous mode [ 50.011002][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.019465][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.026839][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.034876][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.043132][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.050689][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.058333][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.065904][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.073550][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.084150][ T470] device veth0_vlan entered promiscuous mode [ 50.095550][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 50.103741][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.111929][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.119606][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.130245][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 50.138356][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.146431][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.154731][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.166071][ T475] device veth1_macvtap entered promiscuous mode [ 50.180631][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 50.188970][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.197435][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 50.207053][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 50.215735][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.230165][ T474] device veth1_macvtap entered promiscuous mode [ 50.237418][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 50.245682][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.253989][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 50.261960][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 50.270546][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.281247][ T477] device veth1_macvtap entered promiscuous mode [ 50.293265][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 50.301268][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 50.309722][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.319995][ T470] device veth1_macvtap entered promiscuous mode [ 50.340364][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 50.348240][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 50.356675][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.365122][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 50.374026][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.382739][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.391174][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.413714][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.422045][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.431332][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.440402][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.449139][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 50.457397][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.465875][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.474321][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.511907][ T476] device veth0_vlan entered promiscuous mode [ 50.518428][ T28] audit: type=1400 audit(1765520725.156:109): avc: denied { bpf } for pid=525 comm="syz.6.21" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 50.541444][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 50.550010][ T28] audit: type=1400 audit(1765520725.156:110): avc: denied { prog_load } for pid=525 comm="syz.6.21" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 50.569804][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.571773][ T28] audit: type=1400 audit(1765520725.156:111): avc: denied { perfmon } for pid=527 comm="syz.5.18" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 50.578426][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 50.599767][ T28] audit: type=1400 audit(1765520725.186:112): avc: denied { prog_run } for pid=527 comm="syz.5.18" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 50.625688][ T526] FAULT_INJECTION: forcing a failure. [ 50.625688][ T526] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 50.639541][ T528] FAULT_INJECTION: forcing a failure. [ 50.639541][ T528] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 50.652986][ T526] CPU: 0 PID: 526 Comm: syz.6.21 Not tainted syzkaller #0 [ 50.653356][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.660202][ T526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 50.660213][ T526] Call Trace: [ 50.660217][ T526] [ 50.660224][ T526] __dump_stack+0x21/0x24 [ 50.660248][ T526] dump_stack_lvl+0xee/0x150 [ 50.684145][ T476] device veth1_macvtap entered promiscuous mode [ 50.684248][ T526] ? __cfi_dump_stack_lvl+0x8/0x8 [ 50.704706][ T526] dump_stack+0x15/0x24 [ 50.708926][ T526] should_fail_ex+0x3d4/0x520 [ 50.713718][ T526] should_fail+0xb/0x10 [ 50.718071][ T526] should_fail_usercopy+0x1a/0x20 [ 50.723212][ T526] _copy_to_user+0x1e/0x90 [ 50.727640][ T526] simple_read_from_buffer+0xe9/0x160 [ 50.733028][ T526] proc_fail_nth_read+0x19a/0x210 [ 50.738077][ T526] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 50.743629][ T526] ? security_file_permission+0x94/0xb0 [ 50.749186][ T526] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 50.754819][ T526] vfs_read+0x26e/0x8c0 [ 50.759081][ T526] ? __cfi_vfs_read+0x10/0x10 [ 50.763857][ T526] ? __kasan_check_write+0x14/0x20 [ 50.768968][ T526] ? mutex_lock+0x8d/0x1a0 [ 50.773508][ T526] ? __cfi_mutex_lock+0x10/0x10 [ 50.778459][ T526] ? __fdget_pos+0x2cd/0x380 [ 50.783219][ T526] ? ksys_read+0x71/0x240 [ 50.787642][ T526] ksys_read+0x140/0x240 [ 50.791889][ T526] ? __cfi_ksys_read+0x10/0x10 [ 50.796659][ T526] ? debug_smp_processor_id+0x17/0x20 [ 50.802126][ T526] __x64_sys_read+0x7b/0x90 [ 50.806648][ T526] x64_sys_call+0x2f/0x9a0 [ 50.811159][ T526] do_syscall_64+0x4c/0xa0 [ 50.815846][ T526] ? clear_bhb_loop+0x30/0x80 [ 50.820527][ T526] ? clear_bhb_loop+0x30/0x80 [ 50.825298][ T526] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 50.831291][ T526] RIP: 0033:0x7f93a718d5fc [ 50.835714][ T526] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48 [ 50.855684][ T526] RSP: 002b:00007f93a7fe2030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 50.864204][ T526] RAX: ffffffffffffffda RBX: 00007f93a73b5fa0 RCX: 00007f93a718d5fc [ 50.872184][ T526] RDX: 000000000000000f RSI: 00007f93a7fe20a0 RDI: 0000000000000003 [ 50.880526][ T526] RBP: 00007f93a7fe2090 R08: 0000000000000000 R09: 0000000000000000 [ 50.888668][ T526] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 50.896645][ T526] R13: 00007f93a73b6038 R14: 00007f93a73b5fa0 R15: 00007ffe1e526148 [ 50.904711][ T526] [ 50.907744][ T528] CPU: 1 PID: 528 Comm: syz.5.18 Not tainted syzkaller #0 [ 50.914888][ T528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 50.925038][ T528] Call Trace: [ 50.928311][ T528] [ 50.931307][ T528] __dump_stack+0x21/0x24 [ 50.935625][ T528] dump_stack_lvl+0xee/0x150 [ 50.940216][ T528] ? __cfi_dump_stack_lvl+0x8/0x8 [ 50.945228][ T528] dump_stack+0x15/0x24 [ 50.949369][ T528] should_fail_ex+0x3d4/0x520 [ 50.954080][ T528] should_fail+0xb/0x10 [ 50.958246][ T528] should_fail_usercopy+0x1a/0x20 [ 50.963360][ T528] _copy_to_user+0x1e/0x90 [ 50.967759][ T528] simple_read_from_buffer+0xe9/0x160 [ 50.973152][ T528] proc_fail_nth_read+0x19a/0x210 [ 50.978167][ T528] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 50.983712][ T528] ? security_file_permission+0x94/0xb0 [ 50.989245][ T528] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 50.994783][ T528] vfs_read+0x26e/0x8c0 [ 50.998921][ T528] ? __cfi_vfs_read+0x10/0x10 [ 51.003598][ T528] ? __kasan_check_write+0x14/0x20 [ 51.008683][ T528] ? mutex_lock+0x8d/0x1a0 [ 51.013269][ T528] ? __cfi_mutex_lock+0x10/0x10 [ 51.018280][ T528] ? __fdget_pos+0x2cd/0x380 [ 51.022845][ T528] ? ksys_read+0x71/0x240 [ 51.027243][ T528] ksys_read+0x140/0x240 [ 51.031478][ T528] ? __cfi_ksys_read+0x10/0x10 [ 51.036232][ T528] ? fpregs_restore_userregs+0x128/0x260 [ 51.041858][ T528] __x64_sys_read+0x7b/0x90 [ 51.046427][ T528] x64_sys_call+0x2f/0x9a0 [ 51.050817][ T528] do_syscall_64+0x4c/0xa0 [ 51.055296][ T528] ? clear_bhb_loop+0x30/0x80 [ 51.059970][ T528] ? clear_bhb_loop+0x30/0x80 [ 51.064630][ T528] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 51.070508][ T528] RIP: 0033:0x7f525a18d5fc [ 51.074917][ T528] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48 [ 51.094598][ T528] RSP: 002b:00007f525b089030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 51.103006][ T528] RAX: ffffffffffffffda RBX: 00007f525a3b5fa0 RCX: 00007f525a18d5fc [ 51.111097][ T528] RDX: 000000000000000f RSI: 00007f525b0890a0 RDI: 0000000000000005 [ 51.119073][ T528] RBP: 00007f525b089090 R08: 0000000000000000 R09: 0000000000000000 [ 51.127024][ T528] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 51.134972][ T528] R13: 00007f525a3b6038 R14: 00007f525a3b5fa0 R15: 00007fff38375428 [ 51.142925][ T528] [ 51.151028][ T531] FAULT_INJECTION: forcing a failure. [ 51.151028][ T531] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 51.167762][ T531] CPU: 1 PID: 531 Comm: syz.6.22 Not tainted syzkaller #0 [ 51.175100][ T531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 51.185430][ T531] Call Trace: [ 51.188711][ T531] [ 51.191727][ T531] __dump_stack+0x21/0x24 [ 51.196237][ T531] dump_stack_lvl+0xee/0x150 [ 51.200834][ T531] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.206206][ T531] dump_stack+0x15/0x24 [ 51.210445][ T531] should_fail_ex+0x3d4/0x520 [ 51.215128][ T531] should_fail+0xb/0x10 [ 51.219384][ T531] should_fail_usercopy+0x1a/0x20 [ 51.224448][ T531] _copy_to_user+0x1e/0x90 [ 51.228880][ T531] simple_read_from_buffer+0xe9/0x160 [ 51.234282][ T531] proc_fail_nth_read+0x19a/0x210 [ 51.239408][ T531] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 51.244962][ T531] ? security_file_permission+0x94/0xb0 [ 51.250508][ T531] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 51.256140][ T531] vfs_read+0x26e/0x8c0 [ 51.260438][ T531] ? __cfi_vfs_read+0x10/0x10 [ 51.265122][ T531] ? __kasan_check_write+0x14/0x20 [ 51.270230][ T531] ? mutex_lock+0x8d/0x1a0 [ 51.274735][ T531] ? __cfi_mutex_lock+0x10/0x10 [ 51.279672][ T531] ? __fdget_pos+0x2cd/0x380 [ 51.284278][ T531] ? ksys_read+0x71/0x240 [ 51.288697][ T531] ksys_read+0x140/0x240 [ 51.292939][ T531] ? __cfi_ksys_read+0x10/0x10 [ 51.297887][ T531] ? fput+0x15b/0x1a0 [ 51.302004][ T531] ? debug_smp_processor_id+0x17/0x20 [ 51.307923][ T531] __x64_sys_read+0x7b/0x90 [ 51.312546][ T531] x64_sys_call+0x2f/0x9a0 [ 51.317148][ T531] do_syscall_64+0x4c/0xa0 [ 51.321580][ T531] ? clear_bhb_loop+0x30/0x80 [ 51.326266][ T531] ? clear_bhb_loop+0x30/0x80 [ 51.331213][ T531] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 51.337187][ T531] RIP: 0033:0x7f93a718d5fc [ 51.341599][ T531] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48 [ 51.361212][ T531] RSP: 002b:00007f93a7fe2030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 51.369627][ T531] RAX: ffffffffffffffda RBX: 00007f93a73b5fa0 RCX: 00007f93a718d5fc [ 51.377687][ T531] RDX: 000000000000000f RSI: 00007f93a7fe20a0 RDI: 0000000000000005 [ 51.385745][ T531] RBP: 00007f93a7fe2090 R08: 0000000000000000 R09: 0000000000000000 [ 51.393885][ T531] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 51.401853][ T531] R13: 00007f93a73b6038 R14: 00007f93a73b5fa0 R15: 00007ffe1e526148 [ 51.409998][ T531] [ 51.419536][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.437945][ T535] FAULT_INJECTION: forcing a failure. [ 51.437945][ T535] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 51.441444][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.452253][ T535] CPU: 1 PID: 535 Comm: syz.6.24 Not tainted syzkaller #0 [ 51.459370][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 51.465693][ T535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 51.465705][ T535] Call Trace: [ 51.474630][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.483897][ T535] [ 51.483906][ T535] __dump_stack+0x21/0x24 [ 51.483933][ T535] dump_stack_lvl+0xee/0x150 [ 51.483951][ T535] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.483972][ T535] dump_stack+0x15/0x24 [ 51.483988][ T535] should_fail_ex+0x3d4/0x520 [ 51.484013][ T535] should_fail+0xb/0x10 [ 51.484033][ T535] should_fail_usercopy+0x1a/0x20 [ 51.487685][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 51.495287][ T535] _copy_to_user+0x1e/0x90 [ 51.495310][ T535] simple_read_from_buffer+0xe9/0x160 [ 51.495329][ T535] proc_fail_nth_read+0x19a/0x210 [ 51.495349][ T535] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 51.498592][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 51.502760][ T535] ? security_file_permission+0x94/0xb0 [ 51.502791][ T535] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 51.507704][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.512510][ T535] vfs_read+0x26e/0x8c0 [ 51.512539][ T535] ? __cfi_vfs_read+0x10/0x10 [ 51.512563][ T535] ? __kasan_check_write+0x14/0x20 [ 51.512580][ T535] ? mutex_lock+0x8d/0x1a0 [ 51.512601][ T535] ? __cfi_mutex_lock+0x10/0x10 [ 51.512625][ T535] ? __fdget_pos+0x2cd/0x380 [ 51.517245][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 51.521544][ T535] ? ksys_read+0x71/0x240 [ 51.521571][ T535] ksys_read+0x140/0x240 [ 51.526007][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.530737][ T535] ? __cfi_ksys_read+0x10/0x10 [ 51.530762][ T535] ? fput+0x15b/0x1a0 [ 51.530780][ T535] ? debug_smp_processor_id+0x17/0x20 [ 51.653472][ T535] __x64_sys_read+0x7b/0x90 [ 51.658071][ T535] x64_sys_call+0x2f/0x9a0 [ 51.662478][ T535] do_syscall_64+0x4c/0xa0 [ 51.666899][ T535] ? clear_bhb_loop+0x30/0x80 [ 51.671744][ T535] ? clear_bhb_loop+0x30/0x80 [ 51.676428][ T535] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 51.682524][ T535] RIP: 0033:0x7f93a718d5fc [ 51.686921][ T535] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48 [ 51.706508][ T535] RSP: 002b:00007f93a7fe2030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 51.714918][ T535] RAX: ffffffffffffffda RBX: 00007f93a73b5fa0 RCX: 00007f93a718d5fc [ 51.722868][ T535] RDX: 000000000000000f RSI: 00007f93a7fe20a0 RDI: 0000000000000005 [ 51.730845][ T535] RBP: 00007f93a7fe2090 R08: 0000000000000000 R09: 0000000000000000 [ 51.738828][ T535] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 51.746891][ T535] R13: 00007f93a73b6038 R14: 00007f93a73b5fa0 R15: 00007ffe1e526148 [ 51.754946][ T535] [ 51.759434][ T533] FAULT_INJECTION: forcing a failure. [ 51.759434][ T533] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 51.778496][ T533] CPU: 0 PID: 533 Comm: syz.5.23 Not tainted syzkaller #0 [ 51.785768][ T533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 51.795937][ T533] Call Trace: [ 51.799228][ T533] [ 51.802148][ T533] __dump_stack+0x21/0x24 [ 51.806474][ T533] dump_stack_lvl+0xee/0x150 [ 51.811054][ T533] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.816062][ T533] dump_stack+0x15/0x24 [ 51.820223][ T533] should_fail_ex+0x3d4/0x520 [ 51.824885][ T533] should_fail+0xb/0x10 [ 51.829123][ T533] should_fail_usercopy+0x1a/0x20 [ 51.834326][ T533] _copy_to_user+0x1e/0x90 [ 51.838819][ T533] simple_read_from_buffer+0xe9/0x160 [ 51.844348][ T533] proc_fail_nth_read+0x19a/0x210 [ 51.849442][ T533] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 51.854965][ T533] ? security_file_permission+0x94/0xb0 [ 51.860489][ T533] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 51.866011][ T533] vfs_read+0x26e/0x8c0 [ 51.870149][ T533] ? __cfi_vfs_read+0x10/0x10 [ 51.875177][ T533] ? __kasan_check_write+0x14/0x20 [ 51.880357][ T533] ? mutex_lock+0x8d/0x1a0 [ 51.884765][ T533] ? __cfi_mutex_lock+0x10/0x10 [ 51.889601][ T533] ? __fdget_pos+0x2cd/0x380 [ 51.894442][ T533] ? ksys_read+0x71/0x240 [ 51.898780][ T533] ksys_read+0x140/0x240 [ 51.903099][ T533] ? __cfi_ksys_read+0x10/0x10 [ 51.907946][ T533] ? fput+0x15b/0x1a0 [ 51.912094][ T533] ? debug_smp_processor_id+0x17/0x20 [ 51.917448][ T533] __x64_sys_read+0x7b/0x90 [ 51.922025][ T533] x64_sys_call+0x2f/0x9a0 [ 51.926446][ T533] do_syscall_64+0x4c/0xa0 [ 51.930958][ T533] ? clear_bhb_loop+0x30/0x80 [ 51.935643][ T533] ? clear_bhb_loop+0x30/0x80 [ 51.940406][ T533] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 51.946908][ T533] RIP: 0033:0x7f525a18d5fc [ 51.951356][ T533] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48 [ 51.971055][ T533] RSP: 002b:00007f525b089030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 51.979489][ T533] RAX: ffffffffffffffda RBX: 00007f525a3b5fa0 RCX: 00007f525a18d5fc [ 51.987464][ T533] RDX: 000000000000000f RSI: 00007f525b0890a0 RDI: 0000000000000005 [ 51.995615][ T533] RBP: 00007f525b089090 R08: 0000000000000000 R09: 0000000000000000 [ 52.003583][ T533] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 52.011585][ T533] R13: 00007f525a3b6038 R14: 00007f525a3b5fa0 R15: 00007fff38375428 [ 52.019680][ T533] [ 52.030118][ T543] FAULT_INJECTION: forcing a failure. [ 52.030118][ T543] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 52.043381][ T543] CPU: 1 PID: 543 Comm: syz.0.17 Not tainted syzkaller #0 [ 52.050511][ T543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 52.060584][ T543] Call Trace: [ 52.063969][ T543] [ 52.066900][ T543] __dump_stack+0x21/0x24 [ 52.071238][ T543] dump_stack_lvl+0xee/0x150 [ 52.075980][ T543] ? __cfi_dump_stack_lvl+0x8/0x8 [ 52.081102][ T543] dump_stack+0x15/0x24 [ 52.085345][ T543] should_fail_ex+0x3d4/0x520 [ 52.090029][ T543] should_fail+0xb/0x10 [ 52.094187][ T543] should_fail_usercopy+0x1a/0x20 [ 52.099210][ T543] _copy_to_user+0x1e/0x90 [ 52.103717][ T543] simple_read_from_buffer+0xe9/0x160 [ 52.109086][ T543] proc_fail_nth_read+0x19a/0x210 [ 52.114202][ T543] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 52.119834][ T543] ? security_file_permission+0x94/0xb0 [ 52.125552][ T543] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 52.131269][ T543] vfs_read+0x26e/0x8c0 [ 52.135430][ T543] ? __cfi_vfs_read+0x10/0x10 [ 52.140115][ T543] ? __kasan_check_write+0x14/0x20 [ 52.145223][ T543] ? mutex_lock+0x8d/0x1a0 [ 52.149649][ T543] ? __cfi_mutex_lock+0x10/0x10 [ 52.154590][ T543] ? __fdget_pos+0x2cd/0x380 [ 52.159174][ T543] ? ksys_read+0x71/0x240 [ 52.163594][ T543] ksys_read+0x140/0x240 [ 52.167836][ T543] ? __cfi_ksys_read+0x10/0x10 [ 52.172599][ T543] ? do_user_addr_fault+0x9ac/0x1050 [ 52.177886][ T543] ? debug_smp_processor_id+0x17/0x20 [ 52.183406][ T543] __x64_sys_read+0x7b/0x90 [ 52.187913][ T543] x64_sys_call+0x2f/0x9a0 [ 52.192415][ T543] do_syscall_64+0x4c/0xa0 [ 52.196825][ T543] ? clear_bhb_loop+0x30/0x80 [ 52.201504][ T543] ? clear_bhb_loop+0x30/0x80 [ 52.206182][ T543] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 52.212078][ T543] RIP: 0033:0x7ffbd6f8d5fc [ 52.216603][ T543] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48 [ 52.236306][ T543] RSP: 002b:00007ffbd7d9e030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 52.244839][ T543] RAX: ffffffffffffffda RBX: 00007ffbd71b6090 RCX: 00007ffbd6f8d5fc [ 52.252829][ T543] RDX: 000000000000000f RSI: 00007ffbd7d9e0a0 RDI: 0000000000000005 [ 52.260976][ T543] RBP: 00007ffbd7d9e090 R08: 0000000000000000 R09: 0000000000000000 [ 52.268949][ T543] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 52.277015][ T543] R13: 00007ffbd71b6128 R14: 00007ffbd71b6090 R15: 00007ffdf5e5bd68 [ 52.285077][ T543] [ 52.294936][ T541] FAULT_INJECTION: forcing a failure. [ 52.294936][ T541] name failslab, interval 1, probability 0, space 0, times 1 [ 52.319199][ T541] CPU: 0 PID: 541 Comm: syz.3.20 Not tainted syzkaller #0 [ 52.326464][ T541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 52.336721][ T541] Call Trace: [ 52.340110][ T541] [ 52.343109][ T541] __dump_stack+0x21/0x24 [ 52.347416][ T541] dump_stack_lvl+0xee/0x150 [ 52.352010][ T541] ? __cfi_dump_stack_lvl+0x8/0x8 [ 52.357182][ T541] ? unwind_get_return_address+0x4d/0x90 [ 52.362798][ T541] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 52.368935][ T541] dump_stack+0x15/0x24 [ 52.373067][ T541] should_fail_ex+0x3d4/0x520 [ 52.377729][ T541] __should_failslab+0xac/0xf0 [ 52.382562][ T541] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 52.388537][ T541] should_failslab+0x9/0x20 [ 52.393027][ T541] __kmem_cache_alloc_node+0x3d/0x2c0 [ 52.398385][ T541] ? __cfi_mutex_lock+0x10/0x10 [ 52.403233][ T541] ? delete_node+0x3e6/0xa60 [ 52.407925][ T541] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 52.413920][ T541] __kmalloc+0xa1/0x1e0 [ 52.418070][ T541] ? __cfi___bpf_trace_mm_lru_insertion+0x10/0x10 [ 52.424553][ T541] tracepoint_probe_unregister+0x1e6/0x8b0 [ 52.430415][ T541] bpf_probe_unregister+0x61/0x70 [ 52.435560][ T541] bpf_raw_tp_link_release+0x63/0x90 [ 52.440844][ T541] bpf_link_free+0x13a/0x390 [ 52.445440][ T541] ? bpf_link_put_deferred+0x20/0x20 [ 52.450729][ T541] bpf_link_release+0x15f/0x170 [ 52.455564][ T541] ? __cfi_bpf_link_release+0x10/0x10 [ 52.460916][ T541] __fput+0x1fc/0x8f0 [ 52.464887][ T541] ____fput+0x15/0x20 [ 52.468865][ T541] task_work_run+0x1db/0x240 [ 52.473442][ T541] ? __cfi_task_work_run+0x10/0x10 [ 52.478541][ T541] ? fput+0x15b/0x1a0 [ 52.482578][ T541] exit_to_user_mode_loop+0x9b/0xb0 [ 52.487783][ T541] exit_to_user_mode_prepare+0x87/0xd0 [ 52.493316][ T541] syscall_exit_to_user_mode+0x1a/0x30 [ 52.498767][ T541] do_syscall_64+0x58/0xa0 [ 52.503447][ T541] ? clear_bhb_loop+0x30/0x80 [ 52.508179][ T541] ? clear_bhb_loop+0x30/0x80 [ 52.512853][ T541] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 52.518832][ T541] RIP: 0033:0x7f549df8ebe9 [ 52.523232][ T541] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 52.543017][ T541] RSP: 002b:00007f549ee03038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 52.551418][ T541] RAX: 0000000000000000 RBX: 00007f549e1b5fa0 RCX: 00007f549df8ebe9 [ 52.559402][ T541] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 52.567627][ T541] RBP: 00007f549ee03090 R08: 0000000000000000 R09: 0000000000000000 [ 52.575924][ T541] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 52.584047][ T541] R13: 00007f549e1b6038 R14: 00007f549e1b5fa0 R15: 00007ffd0842c248 [ 52.592301][ T541] [ 52.600497][ T539] FAULT_INJECTION: forcing a failure. [ 52.600497][ T539] name failslab, interval 1, probability 0, space 0, times 0 [ 52.613354][ T539] CPU: 0 PID: 539 Comm: syz.6.25 Not tainted syzkaller #0 [ 52.613601][ T412] CFI failure at __traceiter_mm_lru_insertion+0x75/0xc0 (target: tp_stub_func+0x0/0x10; expected type: 0x1afd09c9) [ 52.620566][ T539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 52.633157][ T412] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 52.643384][ T539] Call Trace: [ 52.643397][ T539] [ 52.649631][ T412] CPU: 1 PID: 412 Comm: udevd Not tainted syzkaller #0 [ 52.652922][ T539] __dump_stack+0x21/0x24 [ 52.655866][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 52.662883][ T539] dump_stack_lvl+0xee/0x150 [ 52.667207][ T412] RIP: 0010:__traceiter_mm_lru_insertion+0x75/0xc0 [ 52.677256][ T539] ? __cfi_dump_stack_lvl+0x8/0x8 [ 52.681831][ T412] Code: 49 8d 7e 08 48 89 f8 48 c1 e8 03 42 80 3c 20 00 74 05 e8 ce de 16 00 49 8b 7f 08 48 89 de 41 ba 37 f6 02 e5 45 03 55 fc 74 02 <0f> 0b 41 ff d5 49 83 c6 18 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 [ 52.688505][ T539] ? unwind_get_return_address+0x4d/0x90 [ 52.693631][ T412] RSP: 0018:ffffc90000a47438 EFLAGS: 00010093 [ 52.713402][ T539] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 52.719121][ T412] [ 52.719127][ T412] RAX: 1ffff11023f819a9 RBX: ffffea0004c75740 RCX: ffff8881180c0000 [ 52.725176][ T539] dump_stack+0x15/0x24 [ 52.731310][ T412] RDX: 0000000000000000 RSI: ffffea0004c75740 RDI: ffffc900007f3000 [ 52.733726][ T539] should_fail_ex+0x3d4/0x520 [ 52.741687][ T412] RBP: ffffc90000a47460 R08: dffffc0000000000 R09: ffffc90000a47348 [ 52.745917][ T539] __should_failslab+0xac/0xf0 [ 52.754058][ T412] R10: 000000008a435d43 R11: 1ffff92000148e69 R12: dffffc0000000000 [ 52.758807][ T539] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 52.766765][ T412] R13: ffffffff81714610 R14: ffff88811fc0cd40 R15: ffff88811fc0cd40 [ 52.771512][ T539] should_failslab+0x9/0x20 [ 52.779478][ T412] FS: 00007f7bcafea880(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 52.785626][ T539] __kmem_cache_alloc_node+0x3d/0x2c0 [ 52.793765][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.798491][ T539] ? __cfi_mutex_lock+0x10/0x10 [ 52.807586][ T412] CR2: ffffffffdfa50000 CR3: 0000000114025000 CR4: 00000000003506a0 [ 52.813036][ T539] ? delete_node+0x3dc/0xa60 [ 52.819800][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.824717][ T539] ? tracepoint_probe_unregister+0x1e6/0x8b0 [ 52.832680][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.837256][ T539] __kmalloc+0xa1/0x1e0 [ 52.845316][ T412] Call Trace: [ 52.845323][ T412] [ 52.851290][ T539] ? __cfi___bpf_trace_mm_lru_insertion+0x10/0x10 [ 52.859249][ T412] lru_add_fn+0x616/0x660 [ 52.863396][ T539] tracepoint_probe_unregister+0x1e6/0x8b0 [ 52.866685][ T412] folio_batch_move_lru+0x282/0x470 [ 52.869617][ T539] bpf_probe_unregister+0x61/0x70 [ 52.876015][ T412] ? __cfi___filemap_remove_folio+0x10/0x10 [ 52.880416][ T539] bpf_raw_tp_link_release+0x63/0x90 [ 52.886300][ T412] ? __cfi_lru_add_fn+0x10/0x10 [ 52.891601][ T539] bpf_link_free+0x13a/0x390 [ 52.896614][ T412] ? lru_add_drain_cpu+0x4b0/0x4b0 [ 52.902501][ T539] ? bpf_link_put_deferred+0x20/0x20 [ 52.907948][ T412] lru_add_drain_cpu+0xf8/0x4b0 [ 52.913053][ T539] bpf_link_release+0x15f/0x170 [ 52.917624][ T412] ? __kasan_check_write+0x14/0x20 [ 52.923156][ T539] ? __cfi_bpf_link_release+0x10/0x10 [ 52.928431][ T412] ? __cfi_lru_add_drain_cpu+0x10/0x10 [ 52.933269][ T539] __fput+0x1fc/0x8f0 [ 52.938111][ T412] ? __cfi_filemap_remove_folio+0x10/0x10 [ 52.943209][ T539] ____fput+0x15/0x20 [ 52.948562][ T412] ? truncate_cleanup_folio+0x244/0x2b0 [ 52.954009][ T539] task_work_run+0x1db/0x240 [ 52.957985][ T412] lru_add_drain+0x3d/0xc0 [ 52.963865][ T539] ? __cfi_task_work_run+0x10/0x10 [ 52.967840][ T412] __pagevec_release+0x48/0xe0 [ 52.973456][ T539] ? fput+0x15b/0x1a0 [ 52.978041][ T412] shmem_undo_range+0x51a/0x1470 [ 52.982444][ T539] exit_to_user_mode_loop+0x9b/0xb0 [ 52.987547][ T412] ? avc_has_perm_noaudit+0x2f4/0x460 [ 52.992298][ T539] exit_to_user_mode_prepare+0x87/0xd0 [ 52.996262][ T412] ? shmem_truncate_range+0xc0/0xc0 [ 53.001188][ T539] syscall_exit_to_user_mode+0x1a/0x30 [ 53.008641][ T412] ? avc_has_perm_noaudit+0x2f4/0x460 [ 53.014112][ T539] do_syscall_64+0x58/0xa0 [ 53.019577][ T412] ? __kasan_check_write+0x14/0x20 [ 53.024761][ T539] ? clear_bhb_loop+0x30/0x80 [ 53.030205][ T412] ? _raw_spin_lock+0x8e/0xe0 [ 53.035559][ T539] ? clear_bhb_loop+0x30/0x80 [ 53.039959][ T412] ? __cfi__raw_spin_lock+0x10/0x10 [ 53.045055][ T539] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 53.049716][ T412] shmem_evict_inode+0x242/0xa10 [ 53.054381][ T539] RIP: 0033:0x7f93a718ebe9 [ 53.059046][ T412] ? inode_wait_for_writeback+0x1b0/0x200 [ 53.064248][ T539] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 53.070226][ T412] ? __cfi_shmem_evict_inode+0x10/0x10 [ 53.075144][ T539] RSP: 002b:00007f93a7fe2038 EFLAGS: 00000246 [ 53.079557][ T412] ? __cfi_wake_bit_function+0x10/0x10 [ 53.085286][ T539] ORIG_RAX: 0000000000000003 [ 53.104884][ T412] ? __kasan_check_write+0x14/0x20 [ 53.110431][ T539] RAX: 0000000000000000 RBX: 00007f93a73b5fa0 RCX: 00007f93a718ebe9 [ 53.116497][ T412] ? __cfi_shmem_evict_inode+0x10/0x10 [ 53.122026][ T539] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 53.126782][ T412] evict+0x493/0x890 [ 53.131879][ T539] RBP: 00007f93a7fe2090 R08: 0000000000000000 R09: 0000000000000000 [ 53.139847][ T412] ? proc_nr_inodes+0x2f0/0x2f0 [ 53.145291][ T539] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 53.153253][ T412] ? _raw_spin_lock+0x8e/0xe0 [ 53.157136][ T539] R13: 00007f93a73b6038 R14: 00007f93a73b5fa0 R15: 00007ffe1e526148 [ 53.165185][ T412] ? __cfi__raw_spin_lock+0x10/0x10 [ 53.170033][ T539] [ 53.178083][ T412] ? __cfi_fsnotify+0x10/0x10 [ 53.204052][ T412] ? __kasan_check_write+0x14/0x20 [ 53.209146][ T412] iput+0x620/0x670 [ 53.212931][ T412] dentry_unlink_inode+0x33d/0x3f0 [ 53.218021][ T412] __dentry_kill+0x460/0x670 [ 53.222586][ T412] dentry_kill+0xc0/0x2a0 [ 53.226897][ T412] dput+0x42/0x80 [ 53.230604][ T412] do_renameat2+0x8ba/0xf60 [ 53.235085][ T412] ? __cfi_do_renameat2+0x10/0x10 [ 53.240083][ T412] ? strncpy_from_user+0x17a/0x2d0 [ 53.245253][ T412] ? getname_flags+0x206/0x500 [ 53.250018][ T412] __x64_sys_rename+0x86/0x90 [ 53.254685][ T412] x64_sys_call+0x300/0x9a0 [ 53.259250][ T412] do_syscall_64+0x4c/0xa0 [ 53.263802][ T412] ? clear_bhb_loop+0x30/0x80 [ 53.268592][ T412] ? clear_bhb_loop+0x30/0x80 [ 53.273441][ T412] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 53.279531][ T412] RIP: 0033:0x7f7bca87acc7 [ 53.283966][ T412] Code: e8 5e a7 09 00 f7 d8 19 c0 5b c3 0f 1f 84 00 00 00 00 00 b8 ff ff ff ff 5b c3 66 0f 1f 84 00 00 00 00 00 b8 52 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 01 61 17 00 f7 d8 64 89 02 b8 [ 53.303830][ T412] RSP: 002b:00007ffe829262f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000052 [ 53.312410][ T412] RAX: ffffffffffffffda RBX: 00005581b87d4580 RCX: 00007f7bca87acc7 [ 53.320633][ T412] RDX: 00005581b8583010 RSI: 00007ffe82926310 RDI: 00007ffe82926710 [ 53.328929][ T412] RBP: 00005581b8874f10 R08: 00000000000001e0 R09: 0000000000000000 [ 53.336891][ T412] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe82926310 [ 53.344865][ T412] R13: 00007ffe82926710 R14: 0000000000000000 R15: 00005581924b99dd [ 53.352828][ T412] [ 53.356012][ T412] Modules linked in: [ 53.359902][ T412] ---[ end trace 0000000000000000 ]--- [ 53.365630][ T412] RIP: 0010:__traceiter_mm_lru_insertion+0x75/0xc0 [ 53.372231][ T412] Code: 49 8d 7e 08 48 89 f8 48 c1 e8 03 42 80 3c 20 00 74 05 e8 ce de 16 00 49 8b 7f 08 48 89 de 41 ba 37 f6 02 e5 45 03 55 fc 74 02 <0f> 0b 41 ff d5 49 83 c6 18 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 [ 53.392085][ T412] RSP: 0018:ffffc90000a47438 EFLAGS: 00010093 [ 53.398325][ T412] RAX: 1ffff11023f819a9 RBX: ffffea0004c75740 RCX: ffff8881180c0000 [ 53.406296][ T412] RDX: 0000000000000000 RSI: ffffea0004c75740 RDI: ffffc900007f3000 [ 53.414432][ T412] RBP: ffffc90000a47460 R08: dffffc0000000000 R09: ffffc90000a47348 [ 53.422506][ T412] R10: 000000008a435d43 R11: 1ffff92000148e69 R12: dffffc0000000000 [ 53.430453][ T412] R13: ffffffff81714610 R14: ffff88811fc0cd40 R15: ffff88811fc0cd40 [ 53.438578][ T412] FS: 00007f7bcafea880(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 53.447522][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.454178][ T412] CR2: ffffffffdfa50000 CR3: 0000000114025000 CR4: 00000000003506a0 [ 53.462324][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.470275][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.478464][ T412] Kernel panic - not syncing: Fatal exception [ 54.605201][ T412] Shutting down cpus with NMI [ 54.610488][ T412] Kernel Offset: disabled [ 54.614899][ T412] Rebooting in 86400 seconds..