Warning: Permanently added '10.128.0.57' (ED25519) to the list of known hosts.
2025/09/15 10:41:24 parsed 1 programs
[ 47.471966][ T28] audit: type=1400 audit(1757932885.458:106): avc: denied { unlink } for pid=402 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"
[ 47.544414][ T402] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 48.177229][ T28] audit: type=1401 audit(1757932886.158:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768"
[ 48.362016][ T410] bridge0: port 1(bridge_slave_0) entered blocking state
[ 48.371489][ T410] bridge0: port 1(bridge_slave_0) entered disabled state
[ 48.379074][ T410] device bridge_slave_0 entered promiscuous mode
[ 48.407769][ T410] bridge0: port 2(bridge_slave_1) entered blocking state
[ 48.421504][ T410] bridge0: port 2(bridge_slave_1) entered disabled state
[ 48.429018][ T410] device bridge_slave_1 entered promiscuous mode
[ 48.765199][ T410] bridge0: port 2(bridge_slave_1) entered blocking state
[ 48.772251][ T410] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 48.779467][ T410] bridge0: port 1(bridge_slave_0) entered blocking state
[ 48.786492][ T410] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 48.856882][ T43] bridge0: port 1(bridge_slave_0) entered disabled state
[ 48.864713][ T43] bridge0: port 2(bridge_slave_1) entered disabled state
[ 48.891905][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 48.909629][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 48.936097][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 48.944446][ T43] bridge0: port 1(bridge_slave_0) entered blocking state
[ 48.951515][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 48.958993][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 48.967383][ T43] bridge0: port 2(bridge_slave_1) entered blocking state
[ 48.974470][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 48.994319][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 49.002611][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 49.018954][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 49.030721][ T410] device veth0_vlan entered promiscuous mode
[ 49.038171][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 49.046915][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 49.054943][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 49.067787][ T410] device veth1_macvtap entered promiscuous mode
[ 49.088177][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 49.101192][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 49.111329][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
2025/09/15 10:41:27 executed programs: 0
[ 49.299726][ T474] bridge0: port 1(bridge_slave_0) entered blocking state
[ 49.306853][ T474] bridge0: port 1(bridge_slave_0) entered disabled state
[ 49.314451][ T474] device bridge_slave_0 entered promiscuous mode
[ 49.322673][ T474] bridge0: port 2(bridge_slave_1) entered blocking state
[ 49.329700][ T474] bridge0: port 2(bridge_slave_1) entered disabled state
[ 49.337201][ T474] device bridge_slave_1 entered promiscuous mode
[ 49.350408][ T476] bridge0: port 1(bridge_slave_0) entered blocking state
[ 49.357565][ T476] bridge0: port 1(bridge_slave_0) entered disabled state
[ 49.364895][ T476] device bridge_slave_0 entered promiscuous mode
[ 49.372180][ T476] bridge0: port 2(bridge_slave_1) entered blocking state
[ 49.379215][ T476] bridge0: port 2(bridge_slave_1) entered disabled state
[ 49.386664][ T476] device bridge_slave_1 entered promiscuous mode
[ 49.407808][ T481] bridge0: port 1(bridge_slave_0) entered blocking state
[ 49.414954][ T481] bridge0: port 1(bridge_slave_0) entered disabled state
[ 49.422331][ T481] device bridge_slave_0 entered promiscuous mode
[ 49.445658][ T481] bridge0: port 2(bridge_slave_1) entered blocking state
[ 49.452786][ T481] bridge0: port 2(bridge_slave_1) entered disabled state
[ 49.460214][ T481] device bridge_slave_1 entered promiscuous mode
[ 49.547557][ T480] bridge0: port 1(bridge_slave_0) entered blocking state
[ 49.554769][ T480] bridge0: port 1(bridge_slave_0) entered disabled state
[ 49.562290][ T480] device bridge_slave_0 entered promiscuous mode
[ 49.592542][ T480] bridge0: port 2(bridge_slave_1) entered blocking state
[ 49.599570][ T480] bridge0: port 2(bridge_slave_1) entered disabled state
[ 49.606959][ T480] device bridge_slave_1 entered promiscuous mode
[ 49.622492][ T478] bridge0: port 1(bridge_slave_0) entered blocking state
[ 49.629538][ T478] bridge0: port 1(bridge_slave_0) entered disabled state
[ 49.637218][ T478] device bridge_slave_0 entered promiscuous mode
[ 49.647752][ T478] bridge0: port 2(bridge_slave_1) entered blocking state
[ 49.654841][ T478] bridge0: port 2(bridge_slave_1) entered disabled state
[ 49.662392][ T478] device bridge_slave_1 entered promiscuous mode
[ 49.832578][ T481] bridge0: port 2(bridge_slave_1) entered blocking state
[ 49.839624][ T481] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 49.860764][ T8] bridge0: port 2(bridge_slave_1) entered disabled state
[ 49.868842][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 49.876365][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 49.913583][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 49.922014][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 49.930424][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 49.938847][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 49.945923][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 49.953369][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 49.961688][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 49.969751][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 49.976774][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 49.984114][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 49.992354][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 49.999360][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 50.006812][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 50.015094][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 50.022164][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 50.029504][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 50.037186][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 50.067231][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 50.075165][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 50.083369][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 50.111304][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 50.118989][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 50.126607][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 50.134846][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 50.142427][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 50.150639][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 50.158949][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 50.165986][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 50.173480][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 50.181788][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 50.189867][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 50.196907][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 50.204300][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 50.212325][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 50.240198][ T478] device veth0_vlan entered promiscuous mode
[ 50.252585][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 50.261555][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 50.269882][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 50.278206][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 50.285878][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 50.293501][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 50.301922][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 50.310004][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 50.317059][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 50.324519][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 50.332876][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 50.339917][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 50.347371][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 50.355640][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 50.378343][ T481] device veth0_vlan entered promiscuous mode
[ 50.385486][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 50.393826][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 50.404006][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 50.411470][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 50.419030][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 50.427463][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 50.435578][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 50.447526][ T476] device veth0_vlan entered promiscuous mode
[ 50.455175][ T478] device veth1_macvtap entered promiscuous mode
[ 50.465315][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 50.473799][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 50.482476][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 50.489914][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 50.507663][ T481] device veth1_macvtap entered promiscuous mode
[ 50.517320][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 50.524855][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 50.532394][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 50.540609][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 50.549210][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 50.557589][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 50.565889][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 50.575823][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 50.584107][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 50.595020][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 50.603420][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 50.611813][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 50.618848][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 50.626376][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 50.635117][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 50.643360][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 50.650371][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 50.659633][ T474] device veth0_vlan entered promiscuous mode
[ 50.673151][ T476] device veth1_macvtap entered promiscuous mode
[ 50.682958][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 50.690702][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 50.698615][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 50.706759][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 50.714843][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 50.723267][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 50.732125][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 50.740284][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 50.748732][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 50.756991][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 50.767933][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 50.775490][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 50.783000][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 50.791138][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 50.808070][ T474] device veth1_macvtap entered promiscuous mode
[ 50.814778][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 50.823025][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 50.831236][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 50.839182][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 50.847467][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 50.864442][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 50.872880][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 50.881126][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 50.889419][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 50.898496][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 50.906797][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 50.946462][ T28] audit: type=1400 audit(1757932888.928:108): avc: denied { bpf } for pid=527 comm="syz.3.20" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1
[ 50.961833][ T221] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 50.976663][ T528] FAULT_INJECTION: forcing a failure.
[ 50.976663][ T528] name fail_usercopy, interval 1, probability 0, space 0, times 1
[ 50.985469][ T221] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 50.996352][ T28] audit: type=1400 audit(1757932888.928:109): avc: denied { map_create } for pid=527 comm="syz.3.20" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1
[ 51.002569][ T528] CPU: 1 PID: 528 Comm: syz.3.20 Not tainted syzkaller #0
[ 51.017719][ T28] audit: type=1400 audit(1757932888.928:110): avc: denied { map_read map_write } for pid=527 comm="syz.3.20" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1
[ 51.023625][ T528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 51.023647][ T528] Call Trace:
[ 51.023652][ T528]
[ 51.023657][ T528] __dump_stack+0x21/0x24
[ 51.023692][ T528] dump_stack_lvl+0xee/0x150
[ 51.023713][ T528] ? __cfi_dump_stack_lvl+0x8/0x8
[ 51.023735][ T528] dump_stack+0x15/0x24
[ 51.023748][ T528] should_fail_ex+0x3d4/0x520
[ 51.043750][ T28] audit: type=1400 audit(1757932888.948:111): avc: denied { prog_load } for pid=527 comm="syz.3.20" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1
[ 51.053299][ T528] should_fail+0xb/0x10
[ 51.053323][ T528] should_fail_usercopy+0x1a/0x20
[ 51.056779][ T28] audit: type=1400 audit(1757932888.948:112): avc: denied { perfmon } for pid=527 comm="syz.3.20" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1
[ 51.059511][ T528] _copy_to_user+0x1e/0x90
[ 51.063993][ T28] audit: type=1400 audit(1757932888.948:113): avc: denied { prog_run } for pid=527 comm="syz.3.20" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1
[ 51.068385][ T528] simple_read_from_buffer+0xe9/0x160
[ 51.158967][ T528] proc_fail_nth_read+0x19a/0x210
[ 51.163980][ T528] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 51.169502][ T528] ? security_file_permission+0x94/0xb0
[ 51.175026][ T528] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 51.180555][ T528] vfs_read+0x26e/0x8c0
[ 51.184692][ T528] ? __cfi_vfs_read+0x10/0x10
[ 51.189347][ T528] ? __kasan_check_write+0x14/0x20
[ 51.194435][ T528] ? mutex_lock+0x8d/0x1a0
[ 51.198828][ T528] ? __cfi_mutex_lock+0x10/0x10
[ 51.203654][ T528] ? __fdget_pos+0x2cd/0x380
[ 51.208218][ T528] ? ksys_read+0x71/0x240
[ 51.212524][ T528] ksys_read+0x140/0x240
[ 51.216743][ T528] ? __cfi_ksys_read+0x10/0x10
[ 51.221489][ T528] ? debug_smp_processor_id+0x17/0x20
[ 51.226857][ T528] __x64_sys_read+0x7b/0x90
[ 51.231367][ T528] x64_sys_call+0x2f/0x9a0
[ 51.235770][ T528] do_syscall_64+0x4c/0xa0
[ 51.240169][ T528] ? clear_bhb_loop+0x30/0x80
[ 51.244828][ T528] ? clear_bhb_loop+0x30/0x80
[ 51.249527][ T528] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 51.255409][ T528] RIP: 0033:0x7ffbe778d5fc
[ 51.259822][ 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
[ 51.279589][ T528] RSP: 002b:00007ffbe8631030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 51.287992][ T528] RAX: ffffffffffffffda RBX: 00007ffbe79c5fa0 RCX: 00007ffbe778d5fc
[ 51.295963][ T528] RDX: 000000000000000f RSI: 00007ffbe86310a0 RDI: 0000000000000006
[ 51.303938][ T528] RBP: 00007ffbe8631090 R08: 0000000000000000 R09: 0000000000000000
[ 51.311896][ T528] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 51.319864][ T528] R13: 00007ffbe79c6038 R14: 00007ffbe79c5fa0 R15: 00007ffe63895598
[ 51.327833][ T528]
[ 51.331928][ T534] FAULT_INJECTION: forcing a failure.
[ 51.331928][ T534] name fail_usercopy, interval 1, probability 0, space 0, times 1
[ 51.348790][ T534] CPU: 0 PID: 534 Comm: syz.5.19 Not tainted syzkaller #0
[ 51.355944][ T534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 51.366000][ T534] Call Trace:
[ 51.369280][ T534]
[ 51.372225][ T534] __dump_stack+0x21/0x24
[ 51.376556][ T534] dump_stack_lvl+0xee/0x150
[ 51.381142][ T534] ? __cfi_dump_stack_lvl+0x8/0x8
[ 51.386162][ T534] dump_stack+0x15/0x24
[ 51.390301][ T534] should_fail_ex+0x3d4/0x520
[ 51.394959][ T534] should_fail+0xb/0x10
[ 51.399104][ T534] should_fail_usercopy+0x1a/0x20
[ 51.404138][ T534] _copy_to_user+0x1e/0x90
[ 51.408535][ T534] simple_read_from_buffer+0xe9/0x160
[ 51.413889][ T534] proc_fail_nth_read+0x19a/0x210
[ 51.418905][ T534] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 51.424446][ T534] ? security_file_permission+0x94/0xb0
[ 51.429979][ T534] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 51.435506][ T534] vfs_read+0x26e/0x8c0
[ 51.439647][ T534] ? __cfi_vfs_read+0x10/0x10
[ 51.444305][ T534] ? __kasan_check_write+0x14/0x20
[ 51.449396][ T534] ? mutex_lock+0x8d/0x1a0
[ 51.453789][ T534] ? __cfi_mutex_lock+0x10/0x10
[ 51.458642][ T534] ? __fdget_pos+0x2cd/0x380
[ 51.463207][ T534] ? ksys_read+0x71/0x240
[ 51.467518][ T534] ksys_read+0x140/0x240
[ 51.471856][ T534] ? __cfi_ksys_read+0x10/0x10
[ 51.476607][ T534] ? debug_smp_processor_id+0x17/0x20
[ 51.481977][ T534] __x64_sys_read+0x7b/0x90
[ 51.486462][ T534] x64_sys_call+0x2f/0x9a0
[ 51.490861][ T534] do_syscall_64+0x4c/0xa0
[ 51.495269][ T534] ? clear_bhb_loop+0x30/0x80
[ 51.499924][ T534] ? clear_bhb_loop+0x30/0x80
[ 51.504576][ T534] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 51.510444][ T534] RIP: 0033:0x7f903ed8d5fc
[ 51.514833][ T534] 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
[ 51.534415][ T534] RSP: 002b:00007f903fb60030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 51.542809][ T534] RAX: ffffffffffffffda RBX: 00007f903efc5fa0 RCX: 00007f903ed8d5fc
[ 51.550764][ T534] RDX: 000000000000000f RSI: 00007f903fb600a0 RDI: 0000000000000006
[ 51.558720][ T534] RBP: 00007f903fb60090 R08: 0000000000000000 R09: 0000000000000000
[ 51.566705][ T534] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 51.574673][ T534] R13: 00007f903efc6038 R14: 00007f903efc5fa0 R15: 00007ffe07641f38
[ 51.582638][ T534]
[ 51.587575][ T536] FAULT_INJECTION: forcing a failure.
[ 51.587575][ T536] name failslab, interval 1, probability 0, space 0, times 1
[ 51.600507][ T536] CPU: 0 PID: 536 Comm: syz.3.22 Not tainted syzkaller #0
[ 51.607634][ T536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 51.617687][ T536] Call Trace:
[ 51.620955][ T536]
[ 51.623869][ T536] __dump_stack+0x21/0x24
[ 51.628231][ T536] dump_stack_lvl+0xee/0x150
[ 51.632810][ T536] ? __cfi_dump_stack_lvl+0x8/0x8
[ 51.637819][ T536] dump_stack+0x15/0x24
[ 51.641957][ T536] should_fail_ex+0x3d4/0x520
[ 51.646626][ T536] __should_failslab+0xac/0xf0
[ 51.651472][ T536] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 51.657442][ T536] should_failslab+0x9/0x20
[ 51.661928][ T536] __kmem_cache_alloc_node+0x3d/0x2c0
[ 51.667283][ T536] ? __cfi_mutex_lock+0x10/0x10
[ 51.672124][ T536] ? delete_node+0x3e6/0xa60
[ 51.676694][ T536] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 51.682656][ T536] __kmalloc+0xa1/0x1e0
[ 51.686794][ T536] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 51.692847][ T536] tracepoint_probe_unregister+0x1e6/0x8b0
[ 51.698654][ T536] bpf_probe_unregister+0x61/0x70
[ 51.703668][ T536] bpf_raw_tp_link_release+0x63/0x90
[ 51.708932][ T536] bpf_link_free+0x13a/0x390
[ 51.713505][ T536] ? bpf_link_put_deferred+0x20/0x20
[ 51.718775][ T536] bpf_link_release+0x15f/0x170
[ 51.723605][ T536] ? __cfi_bpf_link_release+0x10/0x10
[ 51.728956][ T536] __fput+0x1fc/0x8f0
[ 51.733005][ T536] ____fput+0x15/0x20
[ 51.736967][ T536] task_work_run+0x1db/0x240
[ 51.741544][ T536] ? __cfi_task_work_run+0x10/0x10
[ 51.746687][ T536] ? filp_close+0x111/0x160
[ 51.751182][ T536] exit_to_user_mode_loop+0x9b/0xb0
[ 51.756360][ T536] exit_to_user_mode_prepare+0x5a/0xa0
[ 51.761802][ T536] syscall_exit_to_user_mode+0x1a/0x30
[ 51.767329][ T536] do_syscall_64+0x58/0xa0
[ 51.771735][ T536] ? clear_bhb_loop+0x30/0x80
[ 51.776394][ T536] ? clear_bhb_loop+0x30/0x80
[ 51.781053][ T536] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 51.787030][ T536] RIP: 0033:0x7ffbe778ebe9
[ 51.791430][ T536] 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
[ 51.811300][ T536] RSP: 002b:00007ffbe8631038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 51.819697][ T536] RAX: 0000000000000000 RBX: 00007ffbe79c5fa0 RCX: 00007ffbe778ebe9
[ 51.827652][ T536] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 51.835606][ T536] RBP: 00007ffbe8631090 R08: 0000000000000000 R09: 0000000000000000
[ 51.843561][ T536] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 51.851513][ T536] R13: 00007ffbe79c6038 R14: 00007ffbe79c5fa0 R15: 00007ffe63895598
[ 51.859580][ T536]
[ 51.865714][ T221] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 51.874222][ T221] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 51.883342][ T530] FAULT_INJECTION: forcing a failure.
[ 51.883342][ T530] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 51.886044][ T221] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 51.902753][ T530] CPU: 1 PID: 530 Comm: syz.0.17 Not tainted syzkaller #0
[ 51.906840][ T221] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 51.911627][ T530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 51.911637][ T530] Call Trace:
[ 51.911642][ T530]
[ 51.911648][ T530] __dump_stack+0x21/0x24
[ 51.920325][ T221] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 51.929737][ T530] dump_stack_lvl+0xee/0x150
[ 51.929764][ T530] ? __cfi_dump_stack_lvl+0x8/0x8
[ 51.933688][ T221] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 51.935968][ T530] dump_stack+0x15/0x24
[ 51.935992][ T530] should_fail_ex+0x3d4/0x520
[ 51.974056][ T530] should_fail+0xb/0x10
[ 51.978201][ T530] should_fail_usercopy+0x1a/0x20
[ 51.983207][ T530] _copy_to_user+0x1e/0x90
[ 51.987615][ T530] simple_read_from_buffer+0xe9/0x160
[ 51.992966][ T530] proc_fail_nth_read+0x19a/0x210
[ 51.998144][ T530] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.003670][ T530] ? security_file_permission+0x94/0xb0
[ 52.009204][ T530] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.014727][ T530] vfs_read+0x26e/0x8c0
[ 52.018870][ T530] ? __cfi_vfs_read+0x10/0x10
[ 52.023530][ T530] ? __kasan_check_write+0x14/0x20
[ 52.028625][ T530] ? mutex_lock+0x8d/0x1a0
[ 52.033021][ T530] ? __cfi_mutex_lock+0x10/0x10
[ 52.037859][ T530] ? __fdget_pos+0x2cd/0x380
[ 52.042427][ T530] ? ksys_read+0x71/0x240
[ 52.046741][ T530] ksys_read+0x140/0x240
[ 52.050969][ T530] ? __cfi_ksys_read+0x10/0x10
[ 52.055716][ T530] ? fpregs_restore_userregs+0x128/0x260
[ 52.061330][ T530] __x64_sys_read+0x7b/0x90
[ 52.065815][ T530] x64_sys_call+0x2f/0x9a0
[ 52.070212][ T530] do_syscall_64+0x4c/0xa0
[ 52.074605][ T530] ? clear_bhb_loop+0x30/0x80
[ 52.079300][ T530] ? clear_bhb_loop+0x30/0x80
[ 52.083959][ T530] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 52.089833][ T530] RIP: 0033:0x7f49a718d5fc
[ 52.094224][ T530] 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
[ 52.113808][ T530] RSP: 002b:00007f49a7f5d030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 52.122222][ T530] RAX: ffffffffffffffda RBX: 00007f49a73c5fa0 RCX: 00007f49a718d5fc
[ 52.130188][ T530] RDX: 000000000000000f RSI: 00007f49a7f5d0a0 RDI: 0000000000000006
[ 52.138225][ T530] RBP: 00007f49a7f5d090 R08: 0000000000000000 R09: 0000000000000000
[ 52.146198][ T530] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 52.154238][ T530] R13: 00007f49a73c6038 R14: 00007f49a73c5fa0 R15: 00007fffb0eb5208
[ 52.162197][ T530]
[ 52.169154][ T541] FAULT_INJECTION: forcing a failure.
[ 52.169154][ T541] name failslab, interval 1, probability 0, space 0, times 0
[ 52.183589][ T541] CPU: 0 PID: 541 Comm: syz.3.24 Not tainted syzkaller #0
[ 52.190735][ T541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 52.200802][ T541] Call Trace:
[ 52.204081][ T541]
[ 52.207006][ T541] __dump_stack+0x21/0x24
[ 52.211340][ T541] dump_stack_lvl+0xee/0x150
[ 52.212040][ T480] device veth0_vlan entered promiscuous mode
[ 52.215928][ T541] ? __cfi_dump_stack_lvl+0x8/0x8
[ 52.226903][ T541] dump_stack+0x15/0x24
[ 52.228698][ T480] device veth1_macvtap entered promiscuous mode
[ 52.231066][ T541] should_fail_ex+0x3d4/0x520
[ 52.241953][ T541] __should_failslab+0xac/0xf0
[ 52.246728][ T541] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 52.252720][ T541] should_failslab+0x9/0x20
[ 52.257241][ T541] __kmem_cache_alloc_node+0x3d/0x2c0
[ 52.262648][ T541] ? __cfi_mutex_lock+0x10/0x10
[ 52.267575][ T541] ? delete_node+0x3e6/0xa60
[ 52.272149][ T541] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 52.278117][ T541] __kmalloc+0xa1/0x1e0
[ 52.282258][ T541] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 52.288311][ T541] tracepoint_probe_unregister+0x1e6/0x8b0
[ 52.294107][ T541] bpf_probe_unregister+0x61/0x70
[ 52.299120][ T541] bpf_raw_tp_link_release+0x63/0x90
[ 52.304390][ T541] bpf_link_free+0x13a/0x390
[ 52.309001][ T541] ? bpf_link_put_deferred+0x20/0x20
[ 52.314267][ T541] bpf_link_release+0x15f/0x170
[ 52.319094][ T541] ? __cfi_bpf_link_release+0x10/0x10
[ 52.324444][ T541] __fput+0x1fc/0x8f0
[ 52.328418][ T541] ____fput+0x15/0x20
[ 52.332379][ T541] task_work_run+0x1db/0x240
[ 52.336957][ T541] ? __cfi_task_work_run+0x10/0x10
[ 52.342058][ T541] ? filp_close+0x111/0x160
[ 52.346537][ T541] exit_to_user_mode_loop+0x9b/0xb0
[ 52.351988][ T541] exit_to_user_mode_prepare+0x5a/0xa0
[ 52.357424][ T541] syscall_exit_to_user_mode+0x1a/0x30
[ 52.362866][ T541] do_syscall_64+0x58/0xa0
[ 52.367253][ T541] ? clear_bhb_loop+0x30/0x80
[ 52.371906][ T541] ? clear_bhb_loop+0x30/0x80
[ 52.376572][ T541] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 52.382490][ T541] RIP: 0033:0x7ffbe778ebe9
[ 52.386935][ 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
[ 52.406569][ T541] RSP: 002b:00007ffbe8631038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 52.415064][ T541] RAX: 0000000000000000 RBX: 00007ffbe79c5fa0 RCX: 00007ffbe778ebe9
[ 52.423033][ T541] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 52.431070][ T541] RBP: 00007ffbe8631090 R08: 0000000000000000 R09: 0000000000000000
[ 52.439022][ T541] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 52.446989][ T541] R13: 00007ffbe79c6038 R14: 00007ffbe79c5fa0 R15: 00007ffe63895598
[ 52.455099][ T541]
[ 52.466396][ T539] FAULT_INJECTION: forcing a failure.
[ 52.466396][ T539] name failslab, interval 1, probability 0, space 0, times 0
[ 52.480272][ T221] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 52.483303][ T539] CPU: 1 PID: 539 Comm: syz.5.23 Not tainted syzkaller #0
[ 52.494590][ T539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 52.504642][ T539] Call Trace:
[ 52.507907][ T539]
[ 52.510823][ T539] __dump_stack+0x21/0x24
[ 52.515150][ T539] dump_stack_lvl+0xee/0x150
[ 52.519728][ T539] ? __cfi_dump_stack_lvl+0x8/0x8
[ 52.524831][ T539] dump_stack+0x15/0x24
[ 52.528967][ T539] should_fail_ex+0x3d4/0x520
[ 52.533724][ T539] __should_failslab+0xac/0xf0
[ 52.538486][ T539] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 52.544453][ T539] should_failslab+0x9/0x20
[ 52.548935][ T539] __kmem_cache_alloc_node+0x3d/0x2c0
[ 52.554377][ T539] ? __cfi_mutex_lock+0x10/0x10
[ 52.559208][ T539] ? delete_node+0x3e6/0xa60
[ 52.563780][ T539] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 52.569742][ T539] __kmalloc+0xa1/0x1e0
[ 52.573990][ T539] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 52.580043][ T539] tracepoint_probe_unregister+0x1e6/0x8b0
[ 52.585835][ T539] bpf_probe_unregister+0x61/0x70
[ 52.590842][ T539] bpf_raw_tp_link_release+0x63/0x90
[ 52.596108][ T539] bpf_link_free+0x13a/0x390
[ 52.600694][ T539] ? bpf_link_put_deferred+0x20/0x20
[ 52.605963][ T539] bpf_link_release+0x15f/0x170
[ 52.610792][ T539] ? __cfi_bpf_link_release+0x10/0x10
[ 52.616147][ T539] __fput+0x1fc/0x8f0
[ 52.620114][ T539] ____fput+0x15/0x20
[ 52.624078][ T539] task_work_run+0x1db/0x240
[ 52.628653][ T539] ? __cfi_task_work_run+0x10/0x10
[ 52.633745][ T539] ? filp_close+0x111/0x160
[ 52.638234][ T539] exit_to_user_mode_loop+0x9b/0xb0
[ 52.643412][ T539] exit_to_user_mode_prepare+0x5a/0xa0
[ 52.648852][ T539] syscall_exit_to_user_mode+0x1a/0x30
[ 52.654295][ T539] do_syscall_64+0x58/0xa0
[ 52.658692][ T539] ? clear_bhb_loop+0x30/0x80
[ 52.663360][ T539] ? clear_bhb_loop+0x30/0x80
[ 52.668020][ T539] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 52.673919][ T539] RIP: 0033:0x7f903ed8ebe9
[ 52.678318][ 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
[ 52.697908][ T539] RSP: 002b:00007f903fb60038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 52.706308][ T539] RAX: 0000000000000000 RBX: 00007f903efc5fa0 RCX: 00007f903ed8ebe9
[ 52.714266][ T539] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 52.722217][ T539] RBP: 00007f903fb60090 R08: 0000000000000000 R09: 0000000000000000
[ 52.730176][ T539] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 52.738128][ T539] R13: 00007f903efc6038 R14: 00007f903efc5fa0 R15: 00007ffe07641f38
[ 52.746087][ T539]
[ 52.753334][ T221] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 52.753470][ T546] FAULT_INJECTION: forcing a failure.
[ 52.753470][ T546] name failslab, interval 1, probability 0, space 0, times 0
[ 52.760898][ T221] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 52.781843][ T221] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 52.782572][ T546] CPU: 0 PID: 546 Comm: syz.0.25 Not tainted syzkaller #0
[ 52.790092][ T221] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 52.796831][ T546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 52.796842][ T546] Call Trace:
[ 52.796847][ T546]
[ 52.796853][ T546] __dump_stack+0x21/0x24
[ 52.796879][ T546] dump_stack_lvl+0xee/0x150
[ 52.796897][ T546] ? __cfi_dump_stack_lvl+0x8/0x8
[ 52.804653][ T221] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 52.814312][ T546] dump_stack+0x15/0x24
[ 52.814333][ T546] should_fail_ex+0x3d4/0x520
[ 52.814352][ T546] __should_failslab+0xac/0xf0
[ 52.814369][ T546] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 52.814388][ T546] should_failslab+0x9/0x20
[ 52.814402][ T546] __kmem_cache_alloc_node+0x3d/0x2c0
[ 52.814419][ T546] ? __cfi_mutex_lock+0x10/0x10
[ 52.814433][ T546] ? delete_node+0x3e6/0xa60
[ 52.814450][ T546] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 52.814466][ T546] __kmalloc+0xa1/0x1e0
[ 52.814485][ T546] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 52.818170][ T221] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 52.820678][ T546] tracepoint_probe_unregister+0x1e6/0x8b0
[ 52.820703][ T546] bpf_probe_unregister+0x61/0x70
[ 52.825441][ T221] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 52.829584][ T546] bpf_raw_tp_link_release+0x63/0x90
[ 52.829606][ T546] bpf_link_free+0x13a/0x390
[ 52.834967][ T221] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 52.842651][ T546] ? bpf_link_put_deferred+0x20/0x20
[ 52.842678][ T546] bpf_link_release+0x15f/0x170
[ 52.842692][ T546] ? __cfi_bpf_link_release+0x10/0x10
[ 52.957573][ T546] __fput+0x1fc/0x8f0
[ 52.961543][ T546] ____fput+0x15/0x20
[ 52.965510][ T546] task_work_run+0x1db/0x240
[ 52.970088][ T546] ? __cfi_task_work_run+0x10/0x10
[ 52.975183][ T546] ? filp_close+0x111/0x160
[ 52.979781][ T546] exit_to_user_mode_loop+0x9b/0xb0
[ 52.984981][ T546] exit_to_user_mode_prepare+0x5a/0xa0
[ 52.990416][ T546] syscall_exit_to_user_mode+0x1a/0x30
[ 52.995865][ T546] do_syscall_64+0x58/0xa0
[ 53.000282][ T546] ? clear_bhb_loop+0x30/0x80
[ 53.004938][ T546] ? clear_bhb_loop+0x30/0x80
[ 53.009599][ T546] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 53.015502][ T546] RIP: 0033:0x7f49a718ebe9
[ 53.019989][ T546] 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
[ 53.033890][ T552] FAULT_INJECTION: forcing a failure.
[ 53.033890][ T552] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 53.039573][ T546] RSP: 002b:00007f49a7f5d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 53.039594][ T546] RAX: 0000000000000000 RBX: 00007f49a73c5fa0 RCX: 00007f49a718ebe9
[ 53.069034][ T546] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 53.076999][ T546] RBP: 00007f49a7f5d090 R08: 0000000000000000 R09: 0000000000000000
[ 53.084969][ T546] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 53.092927][ T546] R13: 00007f49a73c6038 R14: 00007f49a73c5fa0 R15: 00007fffb0eb5208
[ 53.100900][ T546]
[ 53.103909][ T552] CPU: 1 PID: 552 Comm: syz.3.26 Not tainted syzkaller #0
[ 53.111021][ T552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 53.121072][ T552] Call Trace:
[ 53.124426][ T552]
[ 53.127346][ T552] __dump_stack+0x21/0x24
[ 53.131667][ T552] dump_stack_lvl+0xee/0x150
[ 53.136241][ T552] ? __cfi_dump_stack_lvl+0x8/0x8
[ 53.141340][ T552] dump_stack+0x15/0x24
[ 53.145472][ T552] should_fail_ex+0x3d4/0x520
[ 53.150146][ T552] should_fail+0xb/0x10
[ 53.154287][ T552] should_fail_usercopy+0x1a/0x20
[ 53.159296][ T552] _copy_to_user+0x1e/0x90
[ 53.163700][ T552] simple_read_from_buffer+0xe9/0x160
[ 53.169052][ T552] proc_fail_nth_read+0x19a/0x210
[ 53.174064][ T552] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 53.179590][ T552] ? security_file_permission+0x94/0xb0
[ 53.185125][ T552] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 53.190648][ T552] vfs_read+0x26e/0x8c0
[ 53.194787][ T552] ? __cfi_vfs_read+0x10/0x10
[ 53.199445][ T552] ? __kasan_check_write+0x14/0x20
[ 53.204542][ T552] ? mutex_lock+0x8d/0x1a0
[ 53.208944][ T552] ? __cfi_mutex_lock+0x10/0x10
[ 53.213779][ T552] ? __fdget_pos+0x2cd/0x380
[ 53.218353][ T552] ? ksys_read+0x71/0x240
[ 53.222665][ T552] ksys_read+0x140/0x240
[ 53.226890][ T552] ? __cfi_ksys_read+0x10/0x10
[ 53.231652][ T552] ? debug_smp_processor_id+0x17/0x20
[ 53.237014][ T552] __x64_sys_read+0x7b/0x90
[ 53.241501][ T552] x64_sys_call+0x2f/0x9a0
[ 53.245918][ T552] do_syscall_64+0x4c/0xa0
[ 53.250328][ T552] ? clear_bhb_loop+0x30/0x80
[ 53.255019][ T552] ? clear_bhb_loop+0x30/0x80
[ 53.259689][ T552] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 53.265568][ T552] RIP: 0033:0x7ffbe778d5fc
[ 53.269965][ T552] 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
[ 53.289654][ T552] RSP: 002b:00007ffbe8610030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 53.298060][ T552] RAX: ffffffffffffffda RBX: 00007ffbe79c6090 RCX: 00007ffbe778d5fc
[ 53.306104][ T552] RDX: 000000000000000f RSI: 00007ffbe86100a0 RDI: 0000000000000006
[ 53.314056][ T552] RBP: 00007ffbe8610090 R08: 0000000000000000 R09: 0000000000000000
[ 53.322033][ T552] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 53.329984][ T552] R13: 00007ffbe79c6128 R14: 00007ffbe79c6090 R15: 00007ffe63895598
[ 53.337948][ T552]
[ 53.341577][ T553] FAULT_INJECTION: forcing a failure.
[ 53.341577][ T553] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 53.359087][ T553] CPU: 1 PID: 553 Comm: syz.5.27 Not tainted syzkaller #0
[ 53.366326][ T553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 53.376389][ T553] Call Trace:
[ 53.379650][ T553]
[ 53.382579][ T553] __dump_stack+0x21/0x24
[ 53.386899][ T553] dump_stack_lvl+0xee/0x150
[ 53.391484][ T553] ? __cfi_dump_stack_lvl+0x8/0x8
[ 53.396503][ T553] dump_stack+0x15/0x24
[ 53.400656][ T553] should_fail_ex+0x3d4/0x520
[ 53.405318][ T553] should_fail+0xb/0x10
[ 53.409463][ T553] should_fail_usercopy+0x1a/0x20
[ 53.414471][ T553] _copy_to_user+0x1e/0x90
[ 53.419055][ T553] simple_read_from_buffer+0xe9/0x160
[ 53.424444][ T553] proc_fail_nth_read+0x19a/0x210
[ 53.429447][ T553] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 53.434990][ T553] ? security_file_permission+0x94/0xb0
[ 53.440534][ T553] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 53.446064][ T553] vfs_read+0x26e/0x8c0
[ 53.450205][ T553] ? __cfi_vfs_read+0x10/0x10
[ 53.454860][ T553] ? __kasan_check_write+0x14/0x20
[ 53.460042][ T553] ? mutex_lock+0x8d/0x1a0
[ 53.464462][ T553] ? __cfi_mutex_lock+0x10/0x10
[ 53.469299][ T553] ? __fdget_pos+0x2cd/0x380
[ 53.473977][ T553] ? ksys_read+0x71/0x240
[ 53.478462][ T553] ksys_read+0x140/0x240
[ 53.482691][ T553] ? __cfi_ksys_read+0x10/0x10
[ 53.487435][ T553] ? debug_smp_processor_id+0x17/0x20
[ 53.492801][ T553] __x64_sys_read+0x7b/0x90
[ 53.497286][ T553] x64_sys_call+0x2f/0x9a0
[ 53.501687][ T553] do_syscall_64+0x4c/0xa0
[ 53.506080][ T553] ? clear_bhb_loop+0x30/0x80
[ 53.510735][ T553] ? clear_bhb_loop+0x30/0x80
[ 53.515390][ T553] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 53.521262][ T553] RIP: 0033:0x7f903ed8d5fc
[ 53.525683][ T553] 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
[ 53.545372][ T553] RSP: 002b:00007f903fb3f030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 53.553772][ T553] RAX: ffffffffffffffda RBX: 00007f903efc6090 RCX: 00007f903ed8d5fc
[ 53.561737][ T553] RDX: 000000000000000f RSI: 00007f903fb3f0a0 RDI: 0000000000000006
[ 53.569864][ T553] RBP: 00007f903fb3f090 R08: 0000000000000000 R09: 0000000000000000
[ 53.577819][ T553] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 53.585813][ T553] R13: 00007f903efc6128 R14: 00007f903efc6090 R15: 00007ffe07641f38
[ 53.593766][ T553]
[ 53.622682][ T557] FAULT_INJECTION: forcing a failure.
[ 53.622682][ T557] name failslab, interval 1, probability 0, space 0, times 0
[ 53.635375][ T557] CPU: 0 PID: 557 Comm: syz.1.29 Not tainted syzkaller #0
[ 53.642498][ T557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 53.652556][ T557] Call Trace:
[ 53.655830][ T557]
[ 53.658748][ T557] __dump_stack+0x21/0x24
[ 53.663063][ T557] dump_stack_lvl+0xee/0x150
[ 53.667637][ T557] ? __cfi_dump_stack_lvl+0x8/0x8
[ 53.672653][ T557] dump_stack+0x15/0x24
[ 53.676799][ T557] should_fail_ex+0x3d4/0x520
[ 53.681463][ T557] __should_failslab+0xac/0xf0
[ 53.686209][ T557] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 53.692170][ T557] should_failslab+0x9/0x20
[ 53.696651][ T557] __kmem_cache_alloc_node+0x3d/0x2c0
[ 53.702001][ T557] ? __cfi_mutex_lock+0x10/0x10
[ 53.706833][ T557] ? delete_node+0x3dc/0xa60
[ 53.711425][ T557] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 53.717578][ T557] __kmalloc+0xa1/0x1e0
[ 53.721730][ T557] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 53.727808][ T557] tracepoint_probe_unregister+0x1e6/0x8b0
[ 53.733610][ T557] bpf_probe_unregister+0x61/0x70
[ 53.738627][ T557] bpf_raw_tp_link_release+0x63/0x90
[ 53.743902][ T557] bpf_link_free+0x13a/0x390
[ 53.748477][ T557] ? bpf_link_put_deferred+0x20/0x20
[ 53.753747][ T557] bpf_link_release+0x15f/0x170
[ 53.758581][ T557] ? __cfi_bpf_link_release+0x10/0x10
[ 53.763932][ T557] __fput+0x1fc/0x8f0
[ 53.767897][ T557] ____fput+0x15/0x20
[ 53.771872][ T557] task_work_run+0x1db/0x240
[ 53.776561][ T557] ? __cfi_task_work_run+0x10/0x10
[ 53.781663][ T557] ? filp_close+0x111/0x160
[ 53.786156][ T557] exit_to_user_mode_loop+0x9b/0xb0
[ 53.791341][ T557] exit_to_user_mode_prepare+0x5a/0xa0
[ 53.796786][ T557] syscall_exit_to_user_mode+0x1a/0x30
[ 53.802233][ T557] do_syscall_64+0x58/0xa0
[ 53.806633][ T557] ? clear_bhb_loop+0x30/0x80
[ 53.811293][ T557] ? clear_bhb_loop+0x30/0x80
[ 53.815950][ T557] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 53.821830][ T557] RIP: 0033:0x7f9e5c98ebe9
[ 53.826266][ T557] 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
[ 53.845852][ T557] RSP: 002b:00007f9e5d8cf038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 53.854246][ T557] RAX: 0000000000000000 RBX: 00007f9e5cbc5fa0 RCX: 00007f9e5c98ebe9
[ 53.862203][ T557] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 53.870338][ T557] RBP: 00007f9e5d8cf090 R08: 0000000000000000 R09: 0000000000000000
[ 53.878290][ T557] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 53.886239][ T557] R13: 00007f9e5cbc6038 R14: 00007f9e5cbc5fa0 R15: 00007fffdfde4248
[ 53.894210][ T557]
[ 53.900830][ T555] FAULT_INJECTION: forcing a failure.
[ 53.900830][ T555] name failslab, interval 1, probability 0, space 0, times 0
[ 53.913535][ T555] CPU: 0 PID: 555 Comm: syz.0.28 Not tainted syzkaller #0
[ 53.920649][ T555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 53.930698][ T555] Call Trace:
[ 53.933969][ T555]
[ 53.936888][ T555] __dump_stack+0x21/0x24
[ 53.941216][ T555] dump_stack_lvl+0xee/0x150
[ 53.945802][ T555] ? __cfi_dump_stack_lvl+0x8/0x8
[ 53.950835][ T555] dump_stack+0x15/0x24
[ 53.954982][ T555] should_fail_ex+0x3d4/0x520
[ 53.959661][ T555] __should_failslab+0xac/0xf0
[ 53.964424][ T555] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 53.970485][ T555] should_failslab+0x9/0x20
[ 53.974977][ T555] __kmem_cache_alloc_node+0x3d/0x2c0
[ 53.980345][ T555] ? __cfi_mutex_lock+0x10/0x10
[ 53.985184][ T555] ? delete_node+0x3dc/0xa60
[ 53.989766][ T555] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 53.995736][ T555] __kmalloc+0xa1/0x1e0
[ 53.999891][ T555] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 54.005959][ T555] tracepoint_probe_unregister+0x1e6/0x8b0
[ 54.011765][ T555] bpf_probe_unregister+0x61/0x70
[ 54.016789][ T555] bpf_raw_tp_link_release+0x63/0x90
[ 54.022065][ T555] bpf_link_free+0x13a/0x390
[ 54.026648][ T555] ? bpf_link_put_deferred+0x20/0x20
[ 54.031971][ T555] bpf_link_release+0x15f/0x170
[ 54.036809][ T555] ? __cfi_bpf_link_release+0x10/0x10
[ 54.042166][ T555] __fput+0x1fc/0x8f0
[ 54.046140][ T555] ____fput+0x15/0x20
[ 54.050108][ T555] task_work_run+0x1db/0x240
[ 54.054692][ T555] ? __cfi_task_work_run+0x10/0x10
[ 54.059797][ T555] ? filp_close+0x111/0x160
[ 54.064292][ T555] exit_to_user_mode_loop+0x9b/0xb0
[ 54.069596][ T555] exit_to_user_mode_prepare+0x5a/0xa0
[ 54.075051][ T555] syscall_exit_to_user_mode+0x1a/0x30
[ 54.080505][ T555] do_syscall_64+0x58/0xa0
[ 54.084913][ T555] ? clear_bhb_loop+0x30/0x80
[ 54.089577][ T555] ? clear_bhb_loop+0x30/0x80
[ 54.094247][ T555] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 54.100142][ T555] RIP: 0033:0x7f49a718ebe9
[ 54.104555][ T555] 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
[ 54.124161][ T555] RSP: 002b:00007f49a7f5d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 54.132603][ T555] RAX: 0000000000000000 RBX: 00007f49a73c5fa0 RCX: 00007f49a718ebe9
[ 54.140567][ T555] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 54.148613][ T555] RBP: 00007f49a7f5d090 R08: 0000000000000000 R09: 0000000000000000
[ 54.156573][ T555] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 54.164544][ T555] R13: 00007f49a73c6038 R14: 00007f49a73c5fa0 R15: 00007fffb0eb5208
[ 54.172516][ T555]
[ 54.177514][ T565] FAULT_INJECTION: forcing a failure.
[ 54.177514][ T565] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 54.192079][ T565] CPU: 0 PID: 565 Comm: syz.3.30 Not tainted syzkaller #0
[ 54.199297][ T565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 54.209342][ T565] Call Trace:
[ 54.212604][ T565]
[ 54.215517][ T565] __dump_stack+0x21/0x24
[ 54.219834][ T565] dump_stack_lvl+0xee/0x150
[ 54.224408][ T565] ? __cfi_dump_stack_lvl+0x8/0x8
[ 54.229444][ T565] dump_stack+0x15/0x24
[ 54.233577][ T565] should_fail_ex+0x3d4/0x520
[ 54.238251][ T565] should_fail+0xb/0x10
[ 54.242413][ T565] should_fail_usercopy+0x1a/0x20
[ 54.247527][ T565] _copy_to_user+0x1e/0x90
[ 54.251935][ T565] simple_read_from_buffer+0xe9/0x160
[ 54.257295][ T565] proc_fail_nth_read+0x19a/0x210
[ 54.262301][ T565] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 54.267846][ T565] ? security_file_permission+0x94/0xb0
[ 54.273384][ T565] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 54.278914][ T565] vfs_read+0x26e/0x8c0
[ 54.283056][ T565] ? __cfi_vfs_read+0x10/0x10
[ 54.287719][ T565] ? __kasan_check_write+0x14/0x20
[ 54.292816][ T565] ? mutex_lock+0x8d/0x1a0
[ 54.297214][ T565] ? __cfi_mutex_lock+0x10/0x10
[ 54.302056][ T565] ? __fdget_pos+0x2cd/0x380
[ 54.306648][ T565] ? ksys_read+0x71/0x240
[ 54.310974][ T565] ksys_read+0x140/0x240
[ 54.315208][ T565] ? __cfi_ksys_read+0x10/0x10
[ 54.319958][ T565] ? debug_smp_processor_id+0x17/0x20
[ 54.325314][ T565] __x64_sys_read+0x7b/0x90
[ 54.329803][ T565] x64_sys_call+0x2f/0x9a0
[ 54.334202][ T565] do_syscall_64+0x4c/0xa0
[ 54.338603][ T565] ? clear_bhb_loop+0x30/0x80
[ 54.343269][ T565] ? clear_bhb_loop+0x30/0x80
[ 54.347929][ T565] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 54.353805][ T565] RIP: 0033:0x7ffbe778d5fc
[ 54.358205][ T565] 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
[ 54.377799][ T565] RSP: 002b:00007ffbe8610030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 54.386196][ T565] RAX: ffffffffffffffda RBX: 00007ffbe79c6090 RCX: 00007ffbe778d5fc
[ 54.394151][ T565] RDX: 000000000000000f RSI: 00007ffbe86100a0 RDI: 0000000000000006
[ 54.402197][ T565] RBP: 00007ffbe8610090 R08: 0000000000000000 R09: 0000000000000000
[ 54.410151][ T565] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 54.418109][ T565] R13: 00007ffbe79c6128 R14: 00007ffbe79c6090 R15: 00007ffe63895598
2025/09/15 10:41:32 executed programs: 25
[ 54.426154][ T565]
[ 54.431576][ T563] FAULT_INJECTION: forcing a failure.
[ 54.431576][ T563] name failslab, interval 1, probability 0, space 0, times 0
[ 54.448461][ T563] CPU: 1 PID: 563 Comm: syz.1.31 Not tainted syzkaller #0
[ 54.455601][ T563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 54.465724][ T563] Call Trace:
[ 54.469077][ T563]
[ 54.471991][ T563] __dump_stack+0x21/0x24
[ 54.476305][ T563] dump_stack_lvl+0xee/0x150
[ 54.481157][ T563] ? __cfi_dump_stack_lvl+0x8/0x8
[ 54.486169][ T563] dump_stack+0x15/0x24
[ 54.490303][ T563] should_fail_ex+0x3d4/0x520
[ 54.494988][ T563] __should_failslab+0xac/0xf0
[ 54.499765][ T563] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 54.505749][ T563] should_failslab+0x9/0x20
[ 54.510259][ T563] __kmem_cache_alloc_node+0x3d/0x2c0
[ 54.515617][ T563] ? __cfi_mutex_lock+0x10/0x10
[ 54.520455][ T563] ? delete_node+0x3dc/0xa60
[ 54.525026][ T563] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 54.531013][ T563] __kmalloc+0xa1/0x1e0
[ 54.535158][ T563] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 54.541217][ T563] tracepoint_probe_unregister+0x1e6/0x8b0
[ 54.547039][ T563] bpf_probe_unregister+0x61/0x70
[ 54.552050][ T563] bpf_raw_tp_link_release+0x63/0x90
[ 54.557324][ T563] bpf_link_free+0x13a/0x390
[ 54.561930][ T563] ? bpf_link_put_deferred+0x20/0x20
[ 54.567215][ T563] bpf_link_release+0x15f/0x170
[ 54.572045][ T563] ? __cfi_bpf_link_release+0x10/0x10
[ 54.577393][ T563] __fput+0x1fc/0x8f0
[ 54.581369][ T563] ____fput+0x15/0x20
[ 54.585330][ T563] task_work_run+0x1db/0x240
[ 54.589913][ T563] ? __cfi_task_work_run+0x10/0x10
[ 54.595003][ T563] ? filp_close+0x111/0x160
[ 54.599510][ T563] exit_to_user_mode_loop+0x9b/0xb0
[ 54.604717][ T563] exit_to_user_mode_prepare+0x5a/0xa0
[ 54.610162][ T563] syscall_exit_to_user_mode+0x1a/0x30
[ 54.615689][ T563] do_syscall_64+0x58/0xa0
[ 54.620084][ T563] ? clear_bhb_loop+0x30/0x80
[ 54.624765][ T563] ? clear_bhb_loop+0x30/0x80
[ 54.629423][ T563] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 54.635294][ T563] RIP: 0033:0x7f9e5c98ebe9
[ 54.639688][ T563] 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
[ 54.659452][ T563] RSP: 002b:00007f9e5d8cf038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 54.668133][ T563] RAX: 0000000000000000 RBX: 00007f9e5cbc5fa0 RCX: 00007f9e5c98ebe9
[ 54.676088][ T563] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 54.684037][ T563] RBP: 00007f9e5d8cf090 R08: 0000000000000000 R09: 0000000000000000
[ 54.691987][ T563] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 54.700027][ T563] R13: 00007f9e5cbc6038 R14: 00007f9e5cbc5fa0 R15: 00007fffdfde4248
[ 54.707986][ T563]
[ 54.712441][ T567] FAULT_INJECTION: forcing a failure.
[ 54.712441][ T567] name failslab, interval 1, probability 0, space 0, times 0
[ 54.725219][ T567] CPU: 1 PID: 567 Comm: syz.0.32 Not tainted syzkaller #0
[ 54.732330][ T567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 54.742395][ T567] Call Trace:
[ 54.745654][ T567]
[ 54.748567][ T567] __dump_stack+0x21/0x24
[ 54.752894][ T567] dump_stack_lvl+0xee/0x150
[ 54.757469][ T567] ? __cfi_dump_stack_lvl+0x8/0x8
[ 54.762566][ T567] dump_stack+0x15/0x24
[ 54.766702][ T567] should_fail_ex+0x3d4/0x520
[ 54.771362][ T567] __should_failslab+0xac/0xf0
[ 54.776196][ T567] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 54.782161][ T567] should_failslab+0x9/0x20
[ 54.786648][ T567] __kmem_cache_alloc_node+0x3d/0x2c0
[ 54.792007][ T567] ? __cfi_mutex_lock+0x10/0x10
[ 54.796846][ T567] ? delete_node+0x3e6/0xa60
[ 54.801418][ T567] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 54.807398][ T567] __kmalloc+0xa1/0x1e0
[ 54.811540][ T567] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 54.817592][ T567] tracepoint_probe_unregister+0x1e6/0x8b0
[ 54.823394][ T567] bpf_probe_unregister+0x61/0x70
[ 54.828405][ T567] bpf_raw_tp_link_release+0x63/0x90
[ 54.833681][ T567] bpf_link_free+0x13a/0x390
[ 54.838255][ T567] ? bpf_link_put_deferred+0x20/0x20
[ 54.843528][ T567] bpf_link_release+0x15f/0x170
[ 54.848369][ T567] ? __cfi_bpf_link_release+0x10/0x10
[ 54.853722][ T567] __fput+0x1fc/0x8f0
[ 54.857775][ T567] ____fput+0x15/0x20
[ 54.861741][ T567] task_work_run+0x1db/0x240
[ 54.866406][ T567] ? __cfi_task_work_run+0x10/0x10
[ 54.871499][ T567] ? filp_close+0x111/0x160
[ 54.875988][ T567] exit_to_user_mode_loop+0x9b/0xb0
[ 54.881171][ T567] exit_to_user_mode_prepare+0x5a/0xa0
[ 54.886607][ T567] syscall_exit_to_user_mode+0x1a/0x30
[ 54.892055][ T567] do_syscall_64+0x58/0xa0
[ 54.896450][ T567] ? clear_bhb_loop+0x30/0x80
[ 54.901108][ T567] ? clear_bhb_loop+0x30/0x80
[ 54.905771][ T567] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 54.911650][ T567] RIP: 0033:0x7f49a718ebe9
[ 54.916056][ T567] 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
[ 54.935644][ T567] RSP: 002b:00007f49a7f5d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 54.944043][ T567] RAX: 0000000000000000 RBX: 00007f49a73c5fa0 RCX: 00007f49a718ebe9
[ 54.952004][ T567] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 54.959979][ T567] RBP: 00007f49a7f5d090 R08: 0000000000000000 R09: 0000000000000000
[ 54.967937][ T567] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 54.975892][ T567] R13: 00007f49a73c6038 R14: 00007f49a73c5fa0 R15: 00007fffb0eb5208
[ 54.983852][ T567]
[ 54.996936][ T569] FAULT_INJECTION: forcing a failure.
[ 54.996936][ T569] name failslab, interval 1, probability 0, space 0, times 0
[ 55.010598][ T569] CPU: 1 PID: 569 Comm: syz.5.33 Not tainted syzkaller #0
[ 55.017731][ T569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 55.027773][ T569] Call Trace:
[ 55.031033][ T569]
[ 55.033944][ T569] __dump_stack+0x21/0x24
[ 55.038264][ T569] dump_stack_lvl+0xee/0x150
[ 55.042840][ T569] ? __cfi_dump_stack_lvl+0x8/0x8
[ 55.047851][ T569] ? call_rcu+0xb83/0xf90
[ 55.052165][ T569] dump_stack+0x15/0x24
[ 55.056303][ T569] should_fail_ex+0x3d4/0x520
[ 55.060965][ T569] __should_failslab+0xac/0xf0
[ 55.065716][ T569] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 55.071684][ T569] should_failslab+0x9/0x20
[ 55.076167][ T569] __kmem_cache_alloc_node+0x3d/0x2c0
[ 55.081523][ T569] ? __cfi_mutex_lock+0x10/0x10
[ 55.086478][ T569] ? delete_node+0x2b3/0xa60
[ 55.091052][ T569] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 55.097015][ T569] __kmalloc+0xa1/0x1e0
[ 55.101156][ T569] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 55.107208][ T569] tracepoint_probe_unregister+0x1e6/0x8b0
[ 55.113088][ T569] bpf_probe_unregister+0x61/0x70
[ 55.118099][ T569] bpf_raw_tp_link_release+0x63/0x90
[ 55.123375][ T569] bpf_link_free+0x13a/0x390
[ 55.127959][ T569] ? bpf_link_put_deferred+0x20/0x20
[ 55.133227][ T569] bpf_link_release+0x15f/0x170
[ 55.138237][ T569] ? __cfi_bpf_link_release+0x10/0x10
[ 55.143590][ T569] __fput+0x1fc/0x8f0
[ 55.147574][ T569] ____fput+0x15/0x20
[ 55.151539][ T569] task_work_run+0x1db/0x240
[ 55.156113][ T569] ? __cfi_task_work_run+0x10/0x10
[ 55.161214][ T569] ? filp_close+0x111/0x160
[ 55.165705][ T569] exit_to_user_mode_loop+0x9b/0xb0
[ 55.170894][ T569] exit_to_user_mode_prepare+0x5a/0xa0
[ 55.176334][ T569] syscall_exit_to_user_mode+0x1a/0x30
[ 55.181867][ T569] do_syscall_64+0x58/0xa0
[ 55.186261][ T569] ? clear_bhb_loop+0x30/0x80
[ 55.190919][ T569] ? clear_bhb_loop+0x30/0x80
[ 55.195581][ T569] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 55.201547][ T569] RIP: 0033:0x7f903ed8ebe9
[ 55.205950][ T569] 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
[ 55.225549][ T569] RSP: 002b:00007f903fb60038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 55.233953][ T569] RAX: 0000000000000000 RBX: 00007f903efc5fa0 RCX: 00007f903ed8ebe9
[ 55.241907][ T569] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 55.249874][ T569] RBP: 00007f903fb60090 R08: 0000000000000000 R09: 0000000000000000
[ 55.257824][ T569] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 55.265782][ T569] R13: 00007f903efc6038 R14: 00007f903efc5fa0 R15: 00007ffe07641f38
[ 55.273759][ T569]
[ 55.278487][ T561] FAULT_INJECTION: forcing a failure.
[ 55.278487][ T561] name failslab, interval 1, probability 0, space 0, times 0
[ 55.291248][ T561] CPU: 1 PID: 561 Comm: syz.4.21 Not tainted syzkaller #0
[ 55.298357][ T561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 55.308396][ T561] Call Trace:
[ 55.311657][ T561]
[ 55.314574][ T561] __dump_stack+0x21/0x24
[ 55.318890][ T561] dump_stack_lvl+0xee/0x150
[ 55.323476][ T561] ? __cfi_dump_stack_lvl+0x8/0x8
[ 55.328479][ T561] dump_stack+0x15/0x24
[ 55.332613][ T561] should_fail_ex+0x3d4/0x520
[ 55.337270][ T561] __should_failslab+0xac/0xf0
[ 55.342015][ T561] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 55.348022][ T561] should_failslab+0x9/0x20
[ 55.352507][ T561] __kmem_cache_alloc_node+0x3d/0x2c0
[ 55.357855][ T561] ? __cfi_mutex_lock+0x10/0x10
[ 55.362689][ T561] ? delete_node+0x3dc/0xa60
[ 55.367258][ T561] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 55.373211][ T561] __kmalloc+0xa1/0x1e0
[ 55.377355][ T561] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 55.383459][ T561] tracepoint_probe_unregister+0x1e6/0x8b0
[ 55.389250][ T561] bpf_probe_unregister+0x61/0x70
[ 55.394269][ T561] bpf_raw_tp_link_release+0x63/0x90
[ 55.399541][ T561] bpf_link_free+0x13a/0x390
[ 55.404123][ T561] ? bpf_link_put_deferred+0x20/0x20
[ 55.409401][ T561] bpf_link_release+0x15f/0x170
[ 55.414225][ T561] ? __cfi_bpf_link_release+0x10/0x10
[ 55.419576][ T561] __fput+0x1fc/0x8f0
[ 55.423540][ T561] ____fput+0x15/0x20
[ 55.427503][ T561] task_work_run+0x1db/0x240
[ 55.432082][ T561] ? __cfi_task_work_run+0x10/0x10
[ 55.437287][ T561] ? filp_close+0x111/0x160
[ 55.441777][ T561] exit_to_user_mode_loop+0x9b/0xb0
[ 55.446973][ T561] exit_to_user_mode_prepare+0x5a/0xa0
[ 55.452439][ T561] syscall_exit_to_user_mode+0x1a/0x30
[ 55.457886][ T561] do_syscall_64+0x58/0xa0
[ 55.462281][ T561] ? clear_bhb_loop+0x30/0x80
[ 55.466959][ T561] ? clear_bhb_loop+0x30/0x80
[ 55.471612][ T561] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 55.477481][ T561] RIP: 0033:0x7ff510f8ebe9
[ 55.481880][ T561] 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
[ 55.501571][ T561] RSP: 002b:00007ff511ef9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 55.509974][ T561] RAX: 0000000000000000 RBX: 00007ff5111c5fa0 RCX: 00007ff510f8ebe9
[ 55.517940][ T561] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 55.525906][ T561] RBP: 00007ff511ef9090 R08: 0000000000000000 R09: 0000000000000000
[ 55.533954][ T561] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 55.541913][ T561] R13: 00007ff5111c6038 R14: 00007ff5111c5fa0 R15: 00007ffe42b94328
[ 55.549876][ T561]
[ 55.561914][ T576] FAULT_INJECTION: forcing a failure.
[ 55.561914][ T576] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 55.577278][ T576] CPU: 1 PID: 576 Comm: syz.1.34 Not tainted syzkaller #0
[ 55.584436][ T576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 55.594492][ T576] Call Trace:
[ 55.597774][ T576]
[ 55.600687][ T576] __dump_stack+0x21/0x24
[ 55.605006][ T576] dump_stack_lvl+0xee/0x150
[ 55.609580][ T576] ? __cfi_dump_stack_lvl+0x8/0x8
[ 55.614601][ T576] dump_stack+0x15/0x24
[ 55.618757][ T576] should_fail_ex+0x3d4/0x520
[ 55.623424][ T576] should_fail+0xb/0x10
[ 55.627563][ T576] should_fail_usercopy+0x1a/0x20
[ 55.632571][ T576] _copy_to_user+0x1e/0x90
[ 55.636975][ T576] simple_read_from_buffer+0xe9/0x160
[ 55.642332][ T576] proc_fail_nth_read+0x19a/0x210
[ 55.647342][ T576] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 55.652868][ T576] ? security_file_permission+0x94/0xb0
[ 55.658394][ T576] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 55.663919][ T576] vfs_read+0x26e/0x8c0
[ 55.668061][ T576] ? __cfi_vfs_read+0x10/0x10
[ 55.672807][ T576] ? __kasan_check_write+0x14/0x20
[ 55.677904][ T576] ? mutex_lock+0x8d/0x1a0
[ 55.682310][ T576] ? __cfi_mutex_lock+0x10/0x10
[ 55.687142][ T576] ? __fdget_pos+0x2cd/0x380
[ 55.691718][ T576] ? ksys_read+0x71/0x240
[ 55.696041][ T576] ksys_read+0x140/0x240
[ 55.700268][ T576] ? __cfi_ksys_read+0x10/0x10
[ 55.705017][ T576] ? debug_smp_processor_id+0x17/0x20
[ 55.710380][ T576] __x64_sys_read+0x7b/0x90
[ 55.714867][ T576] x64_sys_call+0x2f/0x9a0
[ 55.719279][ T576] do_syscall_64+0x4c/0xa0
[ 55.723691][ T576] ? clear_bhb_loop+0x30/0x80
[ 55.728456][ T576] ? clear_bhb_loop+0x30/0x80
[ 55.733193][ T576] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 55.739081][ T576] RIP: 0033:0x7f9e5c98d5fc
[ 55.743502][ T576] 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
[ 55.763098][ T576] RSP: 002b:00007f9e5d8ae030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 55.771495][ T576] RAX: ffffffffffffffda RBX: 00007f9e5cbc6090 RCX: 00007f9e5c98d5fc
[ 55.779448][ T576] RDX: 000000000000000f RSI: 00007f9e5d8ae0a0 RDI: 0000000000000006
[ 55.787419][ T576] RBP: 00007f9e5d8ae090 R08: 0000000000000000 R09: 0000000000000000
[ 55.795372][ T576] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 55.803330][ T576] R13: 00007f9e5cbc6128 R14: 00007f9e5cbc6090 R15: 00007fffdfde4248
[ 55.811296][ T576]
[ 55.817780][ T574] FAULT_INJECTION: forcing a failure.
[ 55.817780][ T574] name failslab, interval 1, probability 0, space 0, times 0
[ 55.832140][ T574] CPU: 1 PID: 574 Comm: syz.0.35 Not tainted syzkaller #0
[ 55.839266][ T574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 55.849307][ T574] Call Trace:
[ 55.852567][ T574]
[ 55.855485][ T574] __dump_stack+0x21/0x24
[ 55.859810][ T574] dump_stack_lvl+0xee/0x150
[ 55.864381][ T574] ? __cfi_dump_stack_lvl+0x8/0x8
[ 55.869388][ T574] dump_stack+0x15/0x24
[ 55.873549][ T574] should_fail_ex+0x3d4/0x520
[ 55.878211][ T574] __should_failslab+0xac/0xf0
[ 55.882962][ T574] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 55.888925][ T574] should_failslab+0x9/0x20
[ 55.893469][ T574] __kmem_cache_alloc_node+0x3d/0x2c0
[ 55.898827][ T574] ? __cfi_mutex_lock+0x10/0x10
[ 55.903680][ T574] ? delete_node+0x3dc/0xa60
[ 55.908340][ T574] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 55.914304][ T574] __kmalloc+0xa1/0x1e0
[ 55.918446][ T574] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 55.924498][ T574] tracepoint_probe_unregister+0x1e6/0x8b0
[ 55.930389][ T574] bpf_probe_unregister+0x61/0x70
[ 55.935412][ T574] bpf_raw_tp_link_release+0x63/0x90
[ 55.940682][ T574] bpf_link_free+0x13a/0x390
[ 55.945254][ T574] ? bpf_link_put_deferred+0x20/0x20
[ 55.950535][ T574] bpf_link_release+0x15f/0x170
[ 55.955365][ T574] ? __cfi_bpf_link_release+0x10/0x10
[ 55.960710][ T574] __fput+0x1fc/0x8f0
[ 55.964675][ T574] ____fput+0x15/0x20
[ 55.968645][ T574] task_work_run+0x1db/0x240
[ 55.973243][ T574] ? __cfi_task_work_run+0x10/0x10
[ 55.978341][ T574] ? filp_close+0x111/0x160
[ 55.982849][ T574] exit_to_user_mode_loop+0x9b/0xb0
[ 55.988028][ T574] exit_to_user_mode_prepare+0x5a/0xa0
[ 55.993562][ T574] syscall_exit_to_user_mode+0x1a/0x30
[ 55.999009][ T574] do_syscall_64+0x58/0xa0
[ 56.003432][ T574] ? clear_bhb_loop+0x30/0x80
[ 56.008090][ T574] ? clear_bhb_loop+0x30/0x80
[ 56.012745][ T574] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 56.018618][ T574] RIP: 0033:0x7f49a718ebe9
[ 56.023017][ T574] 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
[ 56.042603][ T574] RSP: 002b:00007f49a7f5d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 56.051001][ T574] RAX: 0000000000000000 RBX: 00007f49a73c5fa0 RCX: 00007f49a718ebe9
[ 56.058957][ T574] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 56.066911][ T574] RBP: 00007f49a7f5d090 R08: 0000000000000000 R09: 0000000000000000
[ 56.074864][ T574] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 56.082822][ T574] R13: 00007f49a73c6038 R14: 00007f49a73c5fa0 R15: 00007fffb0eb5208
[ 56.090782][ T574]
[ 56.121985][ T579] FAULT_INJECTION: forcing a failure.
[ 56.121985][ T579] name failslab, interval 1, probability 0, space 0, times 0
[ 56.134684][ T579] CPU: 0 PID: 579 Comm: syz.3.37 Not tainted syzkaller #0
[ 56.141894][ T579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 56.152122][ T579] Call Trace:
[ 56.155414][ T579]
[ 56.158333][ T579] __dump_stack+0x21/0x24
[ 56.162644][ T579] dump_stack_lvl+0xee/0x150
[ 56.167229][ T579] ? __cfi_dump_stack_lvl+0x8/0x8
[ 56.172251][ T579] dump_stack+0x15/0x24
[ 56.176467][ T579] should_fail_ex+0x3d4/0x520
[ 56.181130][ T579] __should_failslab+0xac/0xf0
[ 56.185875][ T579] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 56.191840][ T579] should_failslab+0x9/0x20
[ 56.196332][ T579] __kmem_cache_alloc_node+0x3d/0x2c0
[ 56.201692][ T579] ? __cfi_mutex_lock+0x10/0x10
[ 56.206523][ T579] ? delete_node+0x3dc/0xa60
[ 56.211102][ T579] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 56.217073][ T579] __kmalloc+0xa1/0x1e0
[ 56.221236][ T579] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 56.227320][ T579] tracepoint_probe_unregister+0x1e6/0x8b0
[ 56.233117][ T579] bpf_probe_unregister+0x61/0x70
[ 56.238126][ T579] bpf_raw_tp_link_release+0x63/0x90
[ 56.243568][ T579] bpf_link_free+0x13a/0x390
[ 56.248161][ T579] ? bpf_link_put_deferred+0x20/0x20
[ 56.253608][ T579] bpf_link_release+0x15f/0x170
[ 56.258446][ T579] ? __cfi_bpf_link_release+0x10/0x10
[ 56.263814][ T579] __fput+0x1fc/0x8f0
[ 56.267817][ T579] ____fput+0x15/0x20
[ 56.271777][ T579] task_work_run+0x1db/0x240
[ 56.276437][ T579] ? __cfi_task_work_run+0x10/0x10
[ 56.281532][ T579] ? filp_close+0x111/0x160
[ 56.286016][ T579] exit_to_user_mode_loop+0x9b/0xb0
[ 56.291206][ T579] exit_to_user_mode_prepare+0x5a/0xa0
[ 56.296644][ T579] syscall_exit_to_user_mode+0x1a/0x30
[ 56.302084][ T579] do_syscall_64+0x58/0xa0
[ 56.306476][ T579] ? clear_bhb_loop+0x30/0x80
[ 56.311132][ T579] ? clear_bhb_loop+0x30/0x80
[ 56.315807][ T579] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 56.321688][ T579] RIP: 0033:0x7ffbe778ebe9
[ 56.326083][ T579] 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
[ 56.345664][ T579] RSP: 002b:00007ffbe8631038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 56.354063][ T579] RAX: 0000000000000000 RBX: 00007ffbe79c5fa0 RCX: 00007ffbe778ebe9
[ 56.362017][ T579] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 56.369976][ T579] RBP: 00007ffbe8631090 R08: 0000000000000000 R09: 0000000000000000
[ 56.377938][ T579] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 56.385896][ T579] R13: 00007ffbe79c6038 R14: 00007ffbe79c5fa0 R15: 00007ffe63895598
[ 56.393967][ T579]
[ 56.397914][ T588] FAULT_INJECTION: forcing a failure.
[ 56.397914][ T588] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 56.399523][ T578] FAULT_INJECTION: forcing a failure.
[ 56.399523][ T578] name failslab, interval 1, probability 0, space 0, times 0
[ 56.414577][ T588] CPU: 1 PID: 588 Comm: syz.4.38 Not tainted syzkaller #0
[ 56.425495][ T320] device bridge_slave_1 left promiscuous mode
[ 56.430652][ T588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 56.437924][ T320] bridge0: port 2(bridge_slave_1) entered disabled state
[ 56.446744][ T588] Call Trace:
[ 56.446751][ T588]
[ 56.446757][ T588] __dump_stack+0x21/0x24
[ 56.446783][ T588] dump_stack_lvl+0xee/0x150
[ 56.468855][ T588] ? __cfi_dump_stack_lvl+0x8/0x8
[ 56.473891][ T588] dump_stack+0x15/0x24
[ 56.478052][ T588] should_fail_ex+0x3d4/0x520
[ 56.482727][ T588] should_fail+0xb/0x10
[ 56.486874][ T588] should_fail_usercopy+0x1a/0x20
[ 56.491886][ T588] _copy_to_user+0x1e/0x90
[ 56.496289][ T588] simple_read_from_buffer+0xe9/0x160
[ 56.501645][ T588] proc_fail_nth_read+0x19a/0x210
[ 56.506673][ T588] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 56.512203][ T588] ? security_file_permission+0x94/0xb0
[ 56.517758][ T588] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 56.523726][ T588] vfs_read+0x26e/0x8c0
[ 56.527890][ T588] ? __cfi_vfs_read+0x10/0x10
[ 56.532597][ T588] ? __kasan_check_write+0x14/0x20
[ 56.537702][ T588] ? mutex_lock+0x8d/0x1a0
[ 56.542104][ T588] ? __cfi_mutex_lock+0x10/0x10
[ 56.546941][ T588] ? __fdget_pos+0x2cd/0x380
[ 56.551514][ T588] ? ksys_read+0x71/0x240
[ 56.555832][ T588] ksys_read+0x140/0x240
[ 56.560078][ T588] ? __cfi_ksys_read+0x10/0x10
[ 56.564836][ T588] ? debug_smp_processor_id+0x17/0x20
[ 56.570221][ T588] __x64_sys_read+0x7b/0x90
[ 56.574726][ T588] x64_sys_call+0x2f/0x9a0
[ 56.579254][ T588] do_syscall_64+0x4c/0xa0
[ 56.583658][ T588] ? clear_bhb_loop+0x30/0x80
[ 56.588323][ T588] ? clear_bhb_loop+0x30/0x80
[ 56.592999][ T588] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 56.598881][ T588] RIP: 0033:0x7ff510f8d5fc
[ 56.603280][ T588] 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
[ 56.622957][ T588] RSP: 002b:00007ff511ed8030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 56.631356][ T588] RAX: ffffffffffffffda RBX: 00007ff5111c6090 RCX: 00007ff510f8d5fc
[ 56.639312][ T588] RDX: 000000000000000f RSI: 00007ff511ed80a0 RDI: 0000000000000006
[ 56.647271][ T588] RBP: 00007ff511ed8090 R08: 0000000000000000 R09: 0000000000000000
[ 56.655226][ T588] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 56.663178][ T588] R13: 00007ff5111c6128 R14: 00007ff5111c6090 R15: 00007ffe42b94328
[ 56.671131][ T588]
[ 56.674916][ T320] device bridge_slave_0 left promiscuous mode
[ 56.677561][ T578] CPU: 1 PID: 578 Comm: syz.5.36 Not tainted syzkaller #0
[ 56.681084][ T320] bridge0: port 1(bridge_slave_0) entered disabled state
[ 56.688089][ T578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 56.688098][ T578] Call Trace:
[ 56.688103][ T578]
[ 56.688108][ T578] __dump_stack+0x21/0x24
[ 56.688135][ T578] dump_stack_lvl+0xee/0x150
[ 56.720263][ T578] ? __cfi_dump_stack_lvl+0x8/0x8
[ 56.725284][ T578] dump_stack+0x15/0x24
[ 56.729421][ T578] should_fail_ex+0x3d4/0x520
[ 56.734109][ T578] __should_failslab+0xac/0xf0
[ 56.738855][ T578] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 56.744819][ T578] should_failslab+0x9/0x20
[ 56.749301][ T578] __kmem_cache_alloc_node+0x3d/0x2c0
[ 56.754657][ T578] ? __cfi_mutex_lock+0x10/0x10
[ 56.759497][ T578] ? delete_node+0x3dc/0xa60
[ 56.764066][ T578] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 56.770037][ T578] __kmalloc+0xa1/0x1e0
[ 56.774190][ T578] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 56.780255][ T578] tracepoint_probe_unregister+0x1e6/0x8b0
[ 56.786045][ T578] bpf_probe_unregister+0x61/0x70
[ 56.791055][ T578] bpf_raw_tp_link_release+0x63/0x90
[ 56.796322][ T578] bpf_link_free+0x13a/0x390
[ 56.800895][ T578] ? bpf_link_put_deferred+0x20/0x20
[ 56.806167][ T578] bpf_link_release+0x15f/0x170
[ 56.810995][ T578] ? __cfi_bpf_link_release+0x10/0x10
[ 56.816351][ T578] __fput+0x1fc/0x8f0
[ 56.820355][ T578] ____fput+0x15/0x20
[ 56.824331][ T578] task_work_run+0x1db/0x240
[ 56.828912][ T578] ? __cfi_task_work_run+0x10/0x10
[ 56.834003][ T578] ? filp_close+0x111/0x160
[ 56.838491][ T578] exit_to_user_mode_loop+0x9b/0xb0
[ 56.843671][ T578] exit_to_user_mode_prepare+0x5a/0xa0
[ 56.849112][ T578] syscall_exit_to_user_mode+0x1a/0x30
[ 56.854553][ T578] do_syscall_64+0x58/0xa0
[ 56.858948][ T578] ? clear_bhb_loop+0x30/0x80
[ 56.863633][ T578] ? clear_bhb_loop+0x30/0x80
[ 56.868299][ T578] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 56.874260][ T578] RIP: 0033:0x7f903ed8ebe9
[ 56.878942][ T578] 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
[ 56.898558][ T578] RSP: 002b:00007f903fb60038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 56.906955][ T578] RAX: 0000000000000000 RBX: 00007f903efc5fa0 RCX: 00007f903ed8ebe9
[ 56.914908][ T578] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 56.922861][ T578] RBP: 00007f903fb60090 R08: 0000000000000000 R09: 0000000000000000
[ 56.930914][ T578] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 56.938865][ T578] R13: 00007f903efc6038 R14: 00007f903efc5fa0 R15: 00007ffe07641f38
[ 56.946909][ T578]
[ 56.951164][ T591] FAULT_INJECTION: forcing a failure.
[ 56.951164][ T591] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 56.964614][ T592] FAULT_INJECTION: forcing a failure.
[ 56.964614][ T592] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 56.970115][ T594] FAULT_INJECTION: forcing a failure.
[ 56.970115][ T594] name failslab, interval 1, probability 0, space 0, times 0
[ 56.977744][ T592] CPU: 0 PID: 592 Comm: syz.1.40 Not tainted syzkaller #0
[ 56.995032][ T320] device veth1_macvtap left promiscuous mode
[ 56.997477][ T592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 56.997487][ T592] Call Trace:
[ 57.003636][ T320] device veth0_vlan left promiscuous mode
[ 57.013465][ T592]
[ 57.013475][ T592] __dump_stack+0x21/0x24
[ 57.029770][ T592] dump_stack_lvl+0xee/0x150
[ 57.034361][ T592] ? __cfi_dump_stack_lvl+0x8/0x8
[ 57.039378][ T592] dump_stack+0x15/0x24
[ 57.043519][ T592] should_fail_ex+0x3d4/0x520
[ 57.048205][ T592] should_fail+0xb/0x10
[ 57.052348][ T592] should_fail_usercopy+0x1a/0x20
[ 57.057361][ T592] _copy_to_user+0x1e/0x90
[ 57.061765][ T592] simple_read_from_buffer+0xe9/0x160
[ 57.067135][ T592] proc_fail_nth_read+0x19a/0x210
[ 57.072215][ T592] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 57.077842][ T592] ? security_file_permission+0x94/0xb0
[ 57.083404][ T592] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 57.088936][ T592] vfs_read+0x26e/0x8c0
[ 57.093092][ T592] ? __cfi_vfs_read+0x10/0x10
[ 57.097775][ T592] ? __kasan_check_write+0x14/0x20
[ 57.102889][ T592] ? mutex_lock+0x8d/0x1a0
[ 57.107314][ T592] ? __cfi_mutex_lock+0x10/0x10
[ 57.112160][ T592] ? __fdget_pos+0x2cd/0x380
[ 57.116740][ T592] ? ksys_read+0x71/0x240
[ 57.121065][ T592] ksys_read+0x140/0x240
[ 57.125315][ T592] ? __cfi_ksys_read+0x10/0x10
[ 57.130077][ T592] ? debug_smp_processor_id+0x17/0x20
[ 57.135445][ T592] __x64_sys_read+0x7b/0x90
[ 57.139942][ T592] x64_sys_call+0x2f/0x9a0
[ 57.144347][ T592] do_syscall_64+0x4c/0xa0
[ 57.148837][ T592] ? clear_bhb_loop+0x30/0x80
[ 57.153506][ T592] ? clear_bhb_loop+0x30/0x80
[ 57.158174][ T592] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 57.164227][ T592] RIP: 0033:0x7f9e5c98d5fc
[ 57.168624][ T592] 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
[ 57.188307][ T592] RSP: 002b:00007f9e5d8ae030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 57.196743][ T592] RAX: ffffffffffffffda RBX: 00007f9e5cbc6090 RCX: 00007f9e5c98d5fc
[ 57.204702][ T592] RDX: 000000000000000f RSI: 00007f9e5d8ae0a0 RDI: 0000000000000006
[ 57.212748][ T592] RBP: 00007f9e5d8ae090 R08: 0000000000000000 R09: 0000000000000000
[ 57.220709][ T592] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 57.228667][ T592] R13: 00007f9e5cbc6128 R14: 00007f9e5cbc6090 R15: 00007fffdfde4248
[ 57.236718][ T592]
[ 57.239809][ T594] CPU: 1 PID: 594 Comm: syz.5.42 Not tainted syzkaller #0
[ 57.246962][ T594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 57.257107][ T594] Call Trace:
[ 57.260377][ T594]
[ 57.263297][ T594] __dump_stack+0x21/0x24
[ 57.267623][ T594] dump_stack_lvl+0xee/0x150
[ 57.272290][ T594] ? __cfi_dump_stack_lvl+0x8/0x8
[ 57.277306][ T594] dump_stack+0x15/0x24
[ 57.281452][ T594] should_fail_ex+0x3d4/0x520
[ 57.286202][ T594] __should_failslab+0xac/0xf0
[ 57.290960][ T594] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 57.297015][ T594] should_failslab+0x9/0x20
[ 57.301506][ T594] __kmem_cache_alloc_node+0x3d/0x2c0
[ 57.306869][ T594] ? __cfi_mutex_lock+0x10/0x10
[ 57.311793][ T594] ? delete_node+0x3dc/0xa60
[ 57.316371][ T594] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 57.322341][ T594] __kmalloc+0xa1/0x1e0
[ 57.326489][ T594] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 57.332548][ T594] tracepoint_probe_unregister+0x1e6/0x8b0
[ 57.338344][ T594] bpf_probe_unregister+0x61/0x70
[ 57.343373][ T594] bpf_raw_tp_link_release+0x63/0x90
[ 57.348648][ T594] bpf_link_free+0x13a/0x390
[ 57.353225][ T594] ? bpf_link_put_deferred+0x20/0x20
[ 57.358500][ T594] bpf_link_release+0x15f/0x170
[ 57.363330][ T594] ? __cfi_bpf_link_release+0x10/0x10
[ 57.368699][ T594] __fput+0x1fc/0x8f0
[ 57.372670][ T594] ____fput+0x15/0x20
[ 57.376723][ T594] task_work_run+0x1db/0x240
[ 57.381299][ T594] ? __cfi_task_work_run+0x10/0x10
[ 57.386398][ T594] ? filp_close+0x111/0x160
[ 57.390897][ T594] exit_to_user_mode_loop+0x9b/0xb0
[ 57.396084][ T594] exit_to_user_mode_prepare+0x5a/0xa0
[ 57.401536][ T594] syscall_exit_to_user_mode+0x1a/0x30
[ 57.406986][ T594] do_syscall_64+0x58/0xa0
[ 57.411387][ T594] ? clear_bhb_loop+0x30/0x80
[ 57.416065][ T594] ? clear_bhb_loop+0x30/0x80
[ 57.420737][ T594] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 57.426617][ T594] RIP: 0033:0x7f903ed8ebe9
[ 57.431031][ T594] 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
[ 57.450633][ T594] RSP: 002b:00007f903fb60038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 57.459046][ T594] RAX: 0000000000000000 RBX: 00007f903efc5fa0 RCX: 00007f903ed8ebe9
[ 57.467099][ T594] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 57.475058][ T594] RBP: 00007f903fb60090 R08: 0000000000000000 R09: 0000000000000000
[ 57.483023][ T594] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 57.490985][ T594] R13: 00007f903efc6038 R14: 00007f903efc5fa0 R15: 00007ffe07641f38
[ 57.498949][ T594]
[ 57.501964][ T591] CPU: 0 PID: 591 Comm: syz.0.39 Not tainted syzkaller #0
[ 57.509093][ T591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 57.519153][ T591] Call Trace:
[ 57.522460][ T591]
[ 57.525379][ T591] __dump_stack+0x21/0x24
[ 57.529708][ T591] dump_stack_lvl+0xee/0x150
[ 57.534283][ T591] ? __cfi_dump_stack_lvl+0x8/0x8
[ 57.539303][ T591] dump_stack+0x15/0x24
[ 57.543443][ T591] should_fail_ex+0x3d4/0x520
[ 57.548108][ T591] should_fail+0xb/0x10
[ 57.552251][ T591] should_fail_usercopy+0x1a/0x20
[ 57.557259][ T591] _copy_to_user+0x1e/0x90
[ 57.561658][ T591] simple_read_from_buffer+0xe9/0x160
[ 57.567020][ T591] proc_fail_nth_read+0x19a/0x210
[ 57.572030][ T591] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 57.577556][ T591] ? security_file_permission+0x94/0xb0
[ 57.583086][ T591] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 57.588610][ T591] vfs_read+0x26e/0x8c0
[ 57.592757][ T591] ? __cfi_vfs_read+0x10/0x10
[ 57.597420][ T591] ? __kasan_check_write+0x14/0x20
[ 57.602519][ T591] ? mutex_lock+0x8d/0x1a0
[ 57.606918][ T591] ? __cfi_mutex_lock+0x10/0x10
[ 57.611755][ T591] ? __fdget_pos+0x2cd/0x380
[ 57.616329][ T591] ? ksys_read+0x71/0x240
[ 57.620643][ T591] ksys_read+0x140/0x240
[ 57.624907][ T591] ? __cfi_ksys_read+0x10/0x10
[ 57.629658][ T591] ? debug_smp_processor_id+0x17/0x20
[ 57.635014][ T591] __x64_sys_read+0x7b/0x90
[ 57.639503][ T591] x64_sys_call+0x2f/0x9a0
[ 57.643901][ T591] do_syscall_64+0x4c/0xa0
[ 57.648302][ T591] ? clear_bhb_loop+0x30/0x80
[ 57.653026][ T591] ? clear_bhb_loop+0x30/0x80
[ 57.657772][ T591] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 57.663647][ T591] RIP: 0033:0x7f49a718d5fc
[ 57.668045][ T591] 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
[ 57.687639][ T591] RSP: 002b:00007f49a7f3c030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 57.696039][ T591] RAX: ffffffffffffffda RBX: 00007f49a73c6090 RCX: 00007f49a718d5fc
[ 57.703998][ T591] RDX: 000000000000000f RSI: 00007f49a7f3c0a0 RDI: 0000000000000006
[ 57.711955][ T591] RBP: 00007f49a7f3c090 R08: 0000000000000000 R09: 0000000000000000
[ 57.719917][ T591] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 57.727867][ T591] R13: 00007f49a73c6128 R14: 00007f49a73c6090 R15: 00007fffb0eb5208
[ 57.735858][ T591]
[ 57.742798][ T596] FAULT_INJECTION: forcing a failure.
[ 57.742798][ T596] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 57.755966][ T596] CPU: 0 PID: 596 Comm: syz.3.41 Not tainted syzkaller #0
[ 57.763082][ T596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 57.773138][ T596] Call Trace:
[ 57.776406][ T596]
[ 57.779330][ T596] __dump_stack+0x21/0x24
[ 57.783650][ T596] dump_stack_lvl+0xee/0x150
[ 57.788225][ T596] ? __cfi_dump_stack_lvl+0x8/0x8
[ 57.793687][ T596] dump_stack+0x15/0x24
[ 57.797910][ T596] should_fail_ex+0x3d4/0x520
[ 57.802590][ T596] should_fail+0xb/0x10
[ 57.806727][ T596] should_fail_usercopy+0x1a/0x20
[ 57.811739][ T596] _copy_to_user+0x1e/0x90
[ 57.816138][ T596] simple_read_from_buffer+0xe9/0x160
[ 57.821592][ T596] proc_fail_nth_read+0x19a/0x210
[ 57.826596][ T596] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 57.832140][ T596] ? security_file_permission+0x94/0xb0
[ 57.837670][ T596] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 57.843197][ T596] vfs_read+0x26e/0x8c0
[ 57.847341][ T596] ? __cfi_vfs_read+0x10/0x10
[ 57.852017][ T596] ? __kasan_check_write+0x14/0x20
[ 57.857202][ T596] ? mutex_lock+0x8d/0x1a0
[ 57.861599][ T596] ? __cfi_mutex_lock+0x10/0x10
[ 57.866435][ T596] ? __fdget_pos+0x2cd/0x380
[ 57.871007][ T596] ? ksys_read+0x71/0x240
[ 57.875324][ T596] ksys_read+0x140/0x240
[ 57.879552][ T596] ? __cfi_ksys_read+0x10/0x10
[ 57.884305][ T596] ? debug_smp_processor_id+0x17/0x20
[ 57.889672][ T596] __x64_sys_read+0x7b/0x90
[ 57.894160][ T596] x64_sys_call+0x2f/0x9a0
[ 57.898560][ T596] do_syscall_64+0x4c/0xa0
[ 57.902954][ T596] ? clear_bhb_loop+0x30/0x80
[ 57.907620][ T596] ? clear_bhb_loop+0x30/0x80
[ 57.912279][ T596] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 57.918159][ T596] RIP: 0033:0x7ffbe778d5fc
[ 57.922553][ T596] 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
[ 57.942141][ T596] RSP: 002b:00007ffbe8610030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 57.950541][ T596] RAX: ffffffffffffffda RBX: 00007ffbe79c6090 RCX: 00007ffbe778d5fc
[ 57.958586][ T596] RDX: 000000000000000f RSI: 00007ffbe86100a0 RDI: 0000000000000006
[ 57.966537][ T596] RBP: 00007ffbe8610090 R08: 0000000000000000 R09: 0000000000000000
[ 57.974520][ T596] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 57.982471][ T596] R13: 00007ffbe79c6128 R14: 00007ffbe79c6090 R15: 00007ffe63895598
[ 57.990436][ T596]
[ 58.041921][ T601] FAULT_INJECTION: forcing a failure.
[ 58.041921][ T601] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 58.055730][ T601] CPU: 0 PID: 601 Comm: syz.5.44 Not tainted syzkaller #0
[ 58.062862][ T601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 58.072906][ T601] Call Trace:
[ 58.076169][ T601]
[ 58.079104][ T601] __dump_stack+0x21/0x24
[ 58.083572][ T601] dump_stack_lvl+0xee/0x150
[ 58.088160][ T601] ? __cfi_dump_stack_lvl+0x8/0x8
[ 58.093179][ T601] dump_stack+0x15/0x24
[ 58.097318][ T601] should_fail_ex+0x3d4/0x520
[ 58.101989][ T601] should_fail+0xb/0x10
[ 58.106124][ T601] should_fail_usercopy+0x1a/0x20
[ 58.111214][ T601] _copy_to_user+0x1e/0x90
[ 58.115612][ T601] simple_read_from_buffer+0xe9/0x160
[ 58.120980][ T601] proc_fail_nth_read+0x19a/0x210
[ 58.126074][ T601] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 58.131606][ T601] ? security_file_permission+0x94/0xb0
[ 58.137132][ T601] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 58.142655][ T601] vfs_read+0x26e/0x8c0
[ 58.146802][ T601] ? __cfi_vfs_read+0x10/0x10
[ 58.151465][ T601] ? __kasan_check_write+0x14/0x20
[ 58.156560][ T601] ? mutex_lock+0x8d/0x1a0
[ 58.160952][ T601] ? __cfi_mutex_lock+0x10/0x10
[ 58.165786][ T601] ? __fdget_pos+0x2cd/0x380
[ 58.170357][ T601] ? ksys_read+0x71/0x240
[ 58.174694][ T601] ksys_read+0x140/0x240
[ 58.178923][ T601] ? __cfi_ksys_read+0x10/0x10
[ 58.183667][ T601] ? debug_smp_processor_id+0x17/0x20
[ 58.189022][ T601] __x64_sys_read+0x7b/0x90
[ 58.193513][ T601] x64_sys_call+0x2f/0x9a0
[ 58.197906][ T601] do_syscall_64+0x4c/0xa0
[ 58.202323][ T601] ? clear_bhb_loop+0x30/0x80
[ 58.206979][ T601] ? clear_bhb_loop+0x30/0x80
[ 58.211657][ T601] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 58.217554][ T601] RIP: 0033:0x7f903ed8d5fc
[ 58.221952][ T601] 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
[ 58.241553][ T601] RSP: 002b:00007f903fb60030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 58.249950][ T601] RAX: ffffffffffffffda RBX: 00007f903efc5fa0 RCX: 00007f903ed8d5fc
[ 58.257905][ T601] RDX: 000000000000000f RSI: 00007f903fb600a0 RDI: 0000000000000006
[ 58.265854][ T601] RBP: 00007f903fb60090 R08: 0000000000000000 R09: 0000000000000000
[ 58.273811][ T601] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 58.281774][ T601] R13: 00007f903efc6038 R14: 00007f903efc5fa0 R15: 00007ffe07641f38
[ 58.289737][ T601]
[ 58.294451][ T602] FAULT_INJECTION: forcing a failure.
[ 58.294451][ T602] name failslab, interval 1, probability 0, space 0, times 0
[ 58.307907][ T602] CPU: 1 PID: 602 Comm: syz.4.45 Not tainted syzkaller #0
[ 58.315069][ T602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 58.325110][ T602] Call Trace:
[ 58.328372][ T602]
[ 58.331280][ T602] __dump_stack+0x21/0x24
[ 58.335604][ T602] dump_stack_lvl+0xee/0x150
[ 58.340264][ T602] ? __cfi_dump_stack_lvl+0x8/0x8
[ 58.345365][ T602] dump_stack+0x15/0x24
[ 58.349497][ T602] should_fail_ex+0x3d4/0x520
[ 58.354159][ T602] __should_failslab+0xac/0xf0
[ 58.358899][ T602] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 58.364865][ T602] should_failslab+0x9/0x20
[ 58.369365][ T602] __kmem_cache_alloc_node+0x3d/0x2c0
[ 58.374817][ T602] ? __cfi_mutex_lock+0x10/0x10
[ 58.379747][ T602] ? delete_node+0x3dc/0xa60
[ 58.384325][ T602] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 58.390316][ T602] __kmalloc+0xa1/0x1e0
[ 58.394464][ T602] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 58.400522][ T602] tracepoint_probe_unregister+0x1e6/0x8b0
[ 58.406325][ T602] bpf_probe_unregister+0x61/0x70
[ 58.411356][ T602] bpf_raw_tp_link_release+0x63/0x90
[ 58.416721][ T602] bpf_link_free+0x13a/0x390
[ 58.421300][ T602] ? bpf_link_put_deferred+0x20/0x20
[ 58.426575][ T602] bpf_link_release+0x15f/0x170
[ 58.431425][ T602] ? __cfi_bpf_link_release+0x10/0x10
[ 58.436787][ T602] __fput+0x1fc/0x8f0
[ 58.440753][ T602] ____fput+0x15/0x20
[ 58.444744][ T602] task_work_run+0x1db/0x240
[ 58.449314][ T602] ? __cfi_task_work_run+0x10/0x10
[ 58.454403][ T602] ? filp_close+0x111/0x160
[ 58.458884][ T602] exit_to_user_mode_loop+0x9b/0xb0
[ 58.464068][ T602] exit_to_user_mode_prepare+0x5a/0xa0
[ 58.469524][ T602] syscall_exit_to_user_mode+0x1a/0x30
[ 58.474973][ T602] do_syscall_64+0x58/0xa0
[ 58.479366][ T602] ? clear_bhb_loop+0x30/0x80
[ 58.484056][ T602] ? clear_bhb_loop+0x30/0x80
[ 58.488744][ T602] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 58.494622][ T602] RIP: 0033:0x7ff510f8ebe9
[ 58.499016][ T602] 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
[ 58.518688][ T602] RSP: 002b:00007ff511ef9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 58.527108][ T602] RAX: 0000000000000000 RBX: 00007ff5111c5fa0 RCX: 00007ff510f8ebe9
[ 58.535070][ T602] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 58.543030][ T602] RBP: 00007ff511ef9090 R08: 0000000000000000 R09: 0000000000000000
[ 58.550987][ T602] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 58.558948][ T602] R13: 00007ff5111c6038 R14: 00007ff5111c5fa0 R15: 00007ffe42b94328
[ 58.566910][ T602]
[ 58.570661][ T605] FAULT_INJECTION: forcing a failure.
[ 58.570661][ T605] name failslab, interval 1, probability 0, space 0, times 0
[ 58.583414][ T605] CPU: 0 PID: 605 Comm: syz.0.46 Not tainted syzkaller #0
[ 58.590563][ T605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 58.600658][ T605] Call Trace:
[ 58.601828][ T610] FAULT_INJECTION: forcing a failure.
[ 58.601828][ T610] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 58.603948][ T605]
[ 58.603956][ T605] __dump_stack+0x21/0x24
[ 58.624341][ T605] dump_stack_lvl+0xee/0x150
[ 58.628932][ T605] ? __cfi_dump_stack_lvl+0x8/0x8
[ 58.633952][ T605] dump_stack+0x15/0x24
[ 58.638121][ T605] should_fail_ex+0x3d4/0x520
[ 58.642794][ T605] __should_failslab+0xac/0xf0
[ 58.647552][ T605] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 58.653522][ T605] should_failslab+0x9/0x20
[ 58.658017][ T605] __kmem_cache_alloc_node+0x3d/0x2c0
[ 58.663378][ T605] ? __cfi_mutex_lock+0x10/0x10
[ 58.668215][ T605] ? delete_node+0x3dc/0xa60
[ 58.672798][ T605] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 58.678774][ T605] __kmalloc+0xa1/0x1e0
[ 58.682932][ T605] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 58.688996][ T605] tracepoint_probe_unregister+0x1e6/0x8b0
[ 58.694795][ T605] bpf_probe_unregister+0x61/0x70
[ 58.699811][ T605] bpf_raw_tp_link_release+0x63/0x90
[ 58.705085][ T605] bpf_link_free+0x13a/0x390
[ 58.709667][ T605] ? bpf_link_put_deferred+0x20/0x20
[ 58.714945][ T605] bpf_link_release+0x15f/0x170
[ 58.719794][ T605] ? __cfi_bpf_link_release+0x10/0x10
[ 58.725156][ T605] __fput+0x1fc/0x8f0
[ 58.729133][ T605] ____fput+0x15/0x20
[ 58.733104][ T605] task_work_run+0x1db/0x240
[ 58.737718][ T605] ? __cfi_task_work_run+0x10/0x10
[ 58.742835][ T605] ? filp_close+0x111/0x160
[ 58.747341][ T605] exit_to_user_mode_loop+0x9b/0xb0
[ 58.752535][ T605] exit_to_user_mode_prepare+0x5a/0xa0
[ 58.758009][ T605] syscall_exit_to_user_mode+0x1a/0x30
[ 58.763460][ T605] do_syscall_64+0x58/0xa0
[ 58.767874][ T605] ? clear_bhb_loop+0x30/0x80
[ 58.772556][ T605] ? clear_bhb_loop+0x30/0x80
[ 58.777224][ T605] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 58.783155][ T605] RIP: 0033:0x7f49a718ebe9
[ 58.787558][ T605] 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
[ 58.807158][ T605] RSP: 002b:00007f49a7f5d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 58.815576][ T605] RAX: 0000000000000000 RBX: 00007f49a73c5fa0 RCX: 00007f49a718ebe9
[ 58.823628][ T605] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 58.831590][ T605] RBP: 00007f49a7f5d090 R08: 0000000000000000 R09: 0000000000000000
[ 58.839555][ T605] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 58.847512][ T605] R13: 00007f49a73c6038 R14: 00007f49a73c5fa0 R15: 00007fffb0eb5208
[ 58.855479][ T605]
[ 58.858490][ T610] CPU: 1 PID: 610 Comm: syz.3.47 Not tainted syzkaller #0
[ 58.865602][ T610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 58.875648][ T610] Call Trace:
[ 58.878913][ T610]
[ 58.881824][ T610] __dump_stack+0x21/0x24
[ 58.886176][ T610] dump_stack_lvl+0xee/0x150
[ 58.890753][ T610] ? __cfi_dump_stack_lvl+0x8/0x8
[ 58.895761][ T610] dump_stack+0x15/0x24
[ 58.899896][ T610] should_fail_ex+0x3d4/0x520
[ 58.904557][ T610] should_fail+0xb/0x10
[ 58.908696][ T610] should_fail_usercopy+0x1a/0x20
[ 58.913699][ T610] _copy_to_user+0x1e/0x90
[ 58.918097][ T610] simple_read_from_buffer+0xe9/0x160
[ 58.923454][ T610] proc_fail_nth_read+0x19a/0x210
[ 58.928465][ T610] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 58.933991][ T610] ? security_file_permission+0x94/0xb0
[ 58.939517][ T610] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 58.945039][ T610] vfs_read+0x26e/0x8c0
[ 58.949188][ T610] ? __cfi_vfs_read+0x10/0x10
[ 58.953850][ T610] ? __kasan_check_write+0x14/0x20
[ 58.959036][ T610] ? mutex_lock+0x8d/0x1a0
[ 58.963439][ T610] ? __cfi_mutex_lock+0x10/0x10
[ 58.968271][ T610] ? __fdget_pos+0x2cd/0x380
[ 58.972839][ T610] ? ksys_read+0x71/0x240
[ 58.977154][ T610] ksys_read+0x140/0x240
[ 58.981396][ T610] ? __cfi_ksys_read+0x10/0x10
[ 58.986237][ T610] ? debug_smp_processor_id+0x17/0x20
[ 58.991688][ T610] __x64_sys_read+0x7b/0x90
[ 58.996176][ T610] x64_sys_call+0x2f/0x9a0
[ 59.000584][ T610] do_syscall_64+0x4c/0xa0
[ 59.004987][ T610] ? clear_bhb_loop+0x30/0x80
[ 59.009664][ T610] ? clear_bhb_loop+0x30/0x80
[ 59.014585][ T610] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 59.020460][ T610] RIP: 0033:0x7ffbe778d5fc
[ 59.024863][ T610] 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
[ 59.044534][ T610] RSP: 002b:00007ffbe8610030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 59.052936][ T610] RAX: ffffffffffffffda RBX: 00007ffbe79c6090 RCX: 00007ffbe778d5fc
[ 59.060892][ T610] RDX: 000000000000000f RSI: 00007ffbe86100a0 RDI: 0000000000000006
[ 59.068844][ T610] RBP: 00007ffbe8610090 R08: 0000000000000000 R09: 0000000000000000
[ 59.076799][ T610] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 59.084766][ T610] R13: 00007ffbe79c6128 R14: 00007ffbe79c6090 R15: 00007ffe63895598
[ 59.092723][ T610]
[ 59.099801][ T612] FAULT_INJECTION: forcing a failure.
[ 59.099801][ T612] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 59.123121][ T612] CPU: 0 PID: 612 Comm: syz.5.48 Not tainted syzkaller #0
[ 59.130273][ T612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 59.136855][ T619] FAULT_INJECTION: forcing a failure.
[ 59.136855][ T619] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 59.140335][ T612] Call Trace:
[ 59.140342][ T612]
[ 59.140349][ T612] __dump_stack+0x21/0x24
[ 59.163828][ T612] dump_stack_lvl+0xee/0x150
[ 59.168501][ T612] ? __cfi_dump_stack_lvl+0x8/0x8
[ 59.173554][ T612] dump_stack+0x15/0x24
[ 59.177702][ T612] should_fail_ex+0x3d4/0x520
[ 59.182374][ T612] should_fail+0xb/0x10
[ 59.186522][ T612] should_fail_usercopy+0x1a/0x20
[ 59.191540][ T612] _copy_to_user+0x1e/0x90
[ 59.195948][ T612] simple_read_from_buffer+0xe9/0x160
[ 59.201483][ T612] proc_fail_nth_read+0x19a/0x210
[ 59.206496][ T612] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 59.212041][ T612] ? security_file_permission+0x94/0xb0
[ 59.217583][ T612] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 59.223114][ T612] vfs_read+0x26e/0x8c0
[ 59.227269][ T612] ? __cfi_vfs_read+0x10/0x10
[ 59.232040][ T612] ? __kasan_check_write+0x14/0x20
[ 59.237169][ T612] ? mutex_lock+0x8d/0x1a0
[ 59.241585][ T612] ? __cfi_mutex_lock+0x10/0x10
[ 59.246427][ T612] ? __fdget_pos+0x2cd/0x380
[ 59.251027][ T612] ? ksys_read+0x71/0x240
[ 59.255356][ T612] ksys_read+0x140/0x240
[ 59.259594][ T612] ? __cfi_ksys_read+0x10/0x10
[ 59.264362][ T612] ? debug_smp_processor_id+0x17/0x20
[ 59.269735][ T612] __x64_sys_read+0x7b/0x90
[ 59.274232][ T612] x64_sys_call+0x2f/0x9a0
[ 59.278634][ T612] do_syscall_64+0x4c/0xa0
[ 59.283035][ T612] ? clear_bhb_loop+0x30/0x80
[ 59.287701][ T612] ? clear_bhb_loop+0x30/0x80
[ 59.292466][ T612] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 59.298366][ T612] RIP: 0033:0x7f903ed8d5fc
[ 59.302783][ T612] 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
[ 59.322381][ T612] RSP: 002b:00007f903fb3f030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 59.330800][ T612] RAX: ffffffffffffffda RBX: 00007f903efc6090 RCX: 00007f903ed8d5fc
[ 59.338852][ T612] RDX: 000000000000000f RSI: 00007f903fb3f0a0 RDI: 0000000000000006
[ 59.346856][ T612] RBP: 00007f903fb3f090 R08: 0000000000000000 R09: 0000000000000000
[ 59.354833][ T612] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 59.362794][ T612] R13: 00007f903efc6128 R14: 00007f903efc6090 R15: 00007ffe07641f38
[ 59.370760][ T612]
[ 59.373787][ T619] CPU: 1 PID: 619 Comm: syz.4.49 Not tainted syzkaller #0
[ 59.380909][ T619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 59.390961][ T619] Call Trace:
[ 59.394229][ T619]
[ 59.397143][ T619] __dump_stack+0x21/0x24
[ 59.401466][ T619] dump_stack_lvl+0xee/0x150
[ 59.406062][ T619] ? __cfi_dump_stack_lvl+0x8/0x8
[ 59.411072][ T619] dump_stack+0x15/0x24
[ 59.415212][ T619] should_fail_ex+0x3d4/0x520
[ 59.419885][ T619] should_fail+0xb/0x10
[ 59.424063][ T619] should_fail_usercopy+0x1a/0x20
[ 59.429085][ T619] _copy_to_user+0x1e/0x90
[ 59.433534][ T619] simple_read_from_buffer+0xe9/0x160
[ 59.438906][ T619] proc_fail_nth_read+0x19a/0x210
[ 59.443915][ T619] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 59.449442][ T619] ? security_file_permission+0x94/0xb0
[ 59.454973][ T619] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 59.460504][ T619] vfs_read+0x26e/0x8c0
[ 59.464651][ T619] ? __cfi_vfs_read+0x10/0x10
[ 59.469312][ T619] ? __kasan_check_write+0x14/0x20
[ 59.474408][ T619] ? mutex_lock+0x8d/0x1a0
[ 59.478807][ T619] ? __cfi_mutex_lock+0x10/0x10
[ 59.483640][ T619] ? __fdget_pos+0x2cd/0x380
[ 59.488298][ T619] ? ksys_read+0x71/0x240
[ 59.492700][ T619] ksys_read+0x140/0x240
[ 59.496939][ T619] ? __cfi_ksys_read+0x10/0x10
[ 59.501692][ T619] ? debug_smp_processor_id+0x17/0x20
[ 59.507047][ T619] __x64_sys_read+0x7b/0x90
[ 59.511536][ T619] x64_sys_call+0x2f/0x9a0
[ 59.515938][ T619] do_syscall_64+0x4c/0xa0
[ 59.520333][ T619] ? clear_bhb_loop+0x30/0x80
[ 59.525078][ T619] ? clear_bhb_loop+0x30/0x80
[ 59.529734][ T619] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 59.535618][ T619] RIP: 0033:0x7ff510f8d5fc
[ 59.540015][ T619] 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
[ 59.559686][ T619] RSP: 002b:00007ff511ed8030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 59.568080][ T619] RAX: ffffffffffffffda RBX: 00007ff5111c6090 RCX: 00007ff510f8d5fc
[ 59.576042][ T619] RDX: 000000000000000f RSI: 00007ff511ed80a0 RDI: 0000000000000006
[ 59.584006][ T619] RBP: 00007ff511ed8090 R08: 0000000000000000 R09: 0000000000000000
[ 59.591960][ T619] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 59.599912][ T619] R13: 00007ff5111c6128 R14: 00007ff5111c6090 R15: 00007ffe42b94328
[ 59.608142][ T619]
[ 59.631996][ T614] FAULT_INJECTION: forcing a failure.
[ 59.631996][ T614] name failslab, interval 1, probability 0, space 0, times 0
[ 59.644720][ T614] CPU: 1 PID: 614 Comm: syz.1.51 Not tainted syzkaller #0
2025/09/15 10:41:37 executed programs: 46
[ 59.651831][ T614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 59.662046][ T614] Call Trace:
[ 59.665307][ T614]
[ 59.668279][ T614] __dump_stack+0x21/0x24
[ 59.672605][ T614] dump_stack_lvl+0xee/0x150
[ 59.677182][ T614] ? __cfi_dump_stack_lvl+0x8/0x8
[ 59.682190][ T614] dump_stack+0x15/0x24
[ 59.686322][ T614] should_fail_ex+0x3d4/0x520
[ 59.690977][ T614] __should_failslab+0xac/0xf0
[ 59.695721][ T614] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 59.701684][ T614] should_failslab+0x9/0x20
[ 59.706185][ T614] __kmem_cache_alloc_node+0x3d/0x2c0
[ 59.711564][ T614] ? __cfi_mutex_lock+0x10/0x10
[ 59.716425][ T614] ? delete_node+0x3dc/0xa60
[ 59.720994][ T614] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 59.726949][ T614] __kmalloc+0xa1/0x1e0
[ 59.731090][ T614] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 59.737246][ T614] tracepoint_probe_unregister+0x1e6/0x8b0
[ 59.743054][ T614] bpf_probe_unregister+0x61/0x70
[ 59.748087][ T614] bpf_raw_tp_link_release+0x63/0x90
[ 59.753349][ T614] bpf_link_free+0x13a/0x390
[ 59.757920][ T614] ? bpf_link_put_deferred+0x20/0x20
[ 59.763187][ T614] bpf_link_release+0x15f/0x170
[ 59.768010][ T614] ? __cfi_bpf_link_release+0x10/0x10
[ 59.773372][ T614] __fput+0x1fc/0x8f0
[ 59.777333][ T614] ____fput+0x15/0x20
[ 59.781293][ T614] task_work_run+0x1db/0x240
[ 59.785862][ T614] ? __cfi_task_work_run+0x10/0x10
[ 59.791054][ T614] ? filp_close+0x111/0x160
[ 59.795537][ T614] exit_to_user_mode_loop+0x9b/0xb0
[ 59.800711][ T614] exit_to_user_mode_prepare+0x5a/0xa0
[ 59.806151][ T614] syscall_exit_to_user_mode+0x1a/0x30
[ 59.811678][ T614] do_syscall_64+0x58/0xa0
[ 59.816071][ T614] ? clear_bhb_loop+0x30/0x80
[ 59.820746][ T614] ? clear_bhb_loop+0x30/0x80
[ 59.825404][ T614] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 59.831273][ T614] RIP: 0033:0x7f9e5c98ebe9
[ 59.835680][ T614] 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
[ 59.855264][ T614] RSP: 002b:00007f9e5d8cf038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 59.863659][ T614] RAX: 0000000000000000 RBX: 00007f9e5cbc5fa0 RCX: 00007f9e5c98ebe9
[ 59.871632][ T614] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 59.879610][ T614] RBP: 00007f9e5d8cf090 R08: 0000000000000000 R09: 0000000000000000
[ 59.887559][ T614] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 59.895595][ T614] R13: 00007f9e5cbc6038 R14: 00007f9e5cbc5fa0 R15: 00007fffdfde4248
[ 59.903554][ T614]
[ 59.907604][ T622] FAULT_INJECTION: forcing a failure.
[ 59.907604][ T622] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 59.907609][ T621] FAULT_INJECTION: forcing a failure.
[ 59.907609][ T621] name failslab, interval 1, probability 0, space 0, times 0
[ 59.907628][ T621] CPU: 1 PID: 621 Comm: syz.5.53 Not tainted syzkaller #0
[ 59.940703][ T621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 59.950745][ T621] Call Trace:
[ 59.954013][ T621]
[ 59.956935][ T621] __dump_stack+0x21/0x24
[ 59.961262][ T621] dump_stack_lvl+0xee/0x150
[ 59.965842][ T621] ? __cfi_dump_stack_lvl+0x8/0x8
[ 59.970856][ T621] dump_stack+0x15/0x24
[ 59.974994][ T621] should_fail_ex+0x3d4/0x520
[ 59.979666][ T621] __should_failslab+0xac/0xf0
[ 59.984418][ T621] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 59.990387][ T621] should_failslab+0x9/0x20
[ 59.994882][ T621] __kmem_cache_alloc_node+0x3d/0x2c0
[ 60.000247][ T621] ? __cfi_mutex_lock+0x10/0x10
[ 60.005086][ T621] ? delete_node+0x3dc/0xa60
[ 60.009668][ T621] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 60.015635][ T621] __kmalloc+0xa1/0x1e0
[ 60.019781][ T621] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 60.025837][ T621] tracepoint_probe_unregister+0x1e6/0x8b0
[ 60.031641][ T621] bpf_probe_unregister+0x61/0x70
[ 60.036746][ T621] bpf_raw_tp_link_release+0x63/0x90
[ 60.042018][ T621] bpf_link_free+0x13a/0x390
[ 60.046611][ T621] ? bpf_link_put_deferred+0x20/0x20
[ 60.051893][ T621] bpf_link_release+0x15f/0x170
[ 60.056737][ T621] ? __cfi_bpf_link_release+0x10/0x10
[ 60.062097][ T621] __fput+0x1fc/0x8f0
[ 60.066083][ T621] ____fput+0x15/0x20
[ 60.070054][ T621] task_work_run+0x1db/0x240
[ 60.074634][ T621] ? __cfi_task_work_run+0x10/0x10
[ 60.079795][ T621] ? filp_close+0x111/0x160
[ 60.084327][ T621] exit_to_user_mode_loop+0x9b/0xb0
[ 60.089526][ T621] exit_to_user_mode_prepare+0x5a/0xa0
[ 60.094975][ T621] syscall_exit_to_user_mode+0x1a/0x30
[ 60.100429][ T621] do_syscall_64+0x58/0xa0
[ 60.104832][ T621] ? clear_bhb_loop+0x30/0x80
[ 60.109496][ T621] ? clear_bhb_loop+0x30/0x80
[ 60.114158][ T621] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 60.120039][ T621] RIP: 0033:0x7f903ed8ebe9
[ 60.124438][ T621] 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
[ 60.144037][ T621] RSP: 002b:00007f903fb60038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 60.152531][ T621] RAX: 0000000000000000 RBX: 00007f903efc5fa0 RCX: 00007f903ed8ebe9
[ 60.160484][ T621] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 60.168433][ T621] RBP: 00007f903fb60090 R08: 0000000000000000 R09: 0000000000000000
[ 60.176383][ T621] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 60.184336][ T621] R13: 00007f903efc6038 R14: 00007f903efc5fa0 R15: 00007ffe07641f38
[ 60.192298][ T621]
[ 60.195552][ T622] CPU: 0 PID: 622 Comm: syz.0.50 Not tainted syzkaller #0
[ 60.196527][ T617] FAULT_INJECTION: forcing a failure.
[ 60.196527][ T617] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 60.202667][ T622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 60.202677][ T622] Call Trace:
[ 60.202682][ T622]
[ 60.202687][ T622] __dump_stack+0x21/0x24
[ 60.202713][ T622] dump_stack_lvl+0xee/0x150
[ 60.202734][ T622] ? __cfi_dump_stack_lvl+0x8/0x8
[ 60.202757][ T622] dump_stack+0x15/0x24
[ 60.249996][ T622] should_fail_ex+0x3d4/0x520
[ 60.254666][ T622] should_fail+0xb/0x10
[ 60.258806][ T622] should_fail_usercopy+0x1a/0x20
[ 60.263818][ T622] _copy_to_user+0x1e/0x90
[ 60.268223][ T622] simple_read_from_buffer+0xe9/0x160
[ 60.273574][ T622] proc_fail_nth_read+0x19a/0x210
[ 60.278577][ T622] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 60.284103][ T622] ? security_file_permission+0x94/0xb0
[ 60.289632][ T622] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 60.295154][ T622] vfs_read+0x26e/0x8c0
[ 60.299306][ T622] ? __cfi_vfs_read+0x10/0x10
[ 60.303966][ T622] ? __kasan_check_write+0x14/0x20
[ 60.309061][ T622] ? mutex_lock+0x8d/0x1a0
[ 60.313457][ T622] ? __cfi_mutex_lock+0x10/0x10
[ 60.318294][ T622] ? __fdget_pos+0x2cd/0x380
[ 60.322869][ T622] ? ksys_read+0x71/0x240
[ 60.327212][ T622] ksys_read+0x140/0x240
[ 60.331438][ T622] ? __cfi_ksys_read+0x10/0x10
[ 60.336188][ T622] ? debug_smp_processor_id+0x17/0x20
[ 60.341540][ T622] __x64_sys_read+0x7b/0x90
[ 60.346031][ T622] x64_sys_call+0x2f/0x9a0
[ 60.350428][ T622] do_syscall_64+0x4c/0xa0
[ 60.354821][ T622] ? clear_bhb_loop+0x30/0x80
[ 60.359481][ T622] ? clear_bhb_loop+0x30/0x80
[ 60.364139][ T622] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 60.370019][ T622] RIP: 0033:0x7f49a718d5fc
[ 60.374413][ T622] 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
[ 60.394024][ T622] RSP: 002b:00007f49a7f3c030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 60.402431][ T622] RAX: ffffffffffffffda RBX: 00007f49a73c6090 RCX: 00007f49a718d5fc
[ 60.410394][ T622] RDX: 000000000000000f RSI: 00007f49a7f3c0a0 RDI: 0000000000000006
[ 60.418349][ T622] RBP: 00007f49a7f3c090 R08: 0000000000000000 R09: 0000000000000000
[ 60.426300][ T622] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 60.434431][ T622] R13: 00007f49a73c6128 R14: 00007f49a73c6090 R15: 00007fffb0eb5208
[ 60.442391][ T622]
[ 60.452982][ T617] CPU: 0 PID: 617 Comm: syz.3.52 Not tainted syzkaller #0
[ 60.460128][ T617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 60.470188][ T617] Call Trace:
[ 60.471180][ T629] FAULT_INJECTION: forcing a failure.
[ 60.471180][ T629] name failslab, interval 1, probability 0, space 0, times 0
[ 60.473465][ T617]
[ 60.473473][ T617] __dump_stack+0x21/0x24
[ 60.473498][ T617] dump_stack_lvl+0xee/0x150
[ 60.473518][ T617] ? __cfi_dump_stack_lvl+0x8/0x8
[ 60.503158][ T617] dump_stack+0x15/0x24
[ 60.507308][ T617] should_fail_ex+0x3d4/0x520
[ 60.511979][ T617] should_fail+0xb/0x10
[ 60.516147][ T617] should_fail_usercopy+0x1a/0x20
[ 60.521171][ T617] _copy_to_user+0x1e/0x90
[ 60.525594][ T617] simple_read_from_buffer+0xe9/0x160
[ 60.530956][ T617] proc_fail_nth_read+0x19a/0x210
[ 60.535983][ T617] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 60.541518][ T617] ? security_file_permission+0x94/0xb0
[ 60.547051][ T617] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 60.552581][ T617] vfs_read+0x26e/0x8c0
[ 60.556730][ T617] ? __cfi_vfs_read+0x10/0x10
[ 60.561482][ T617] ? __kasan_check_write+0x14/0x20
[ 60.566588][ T617] ? mutex_lock+0x8d/0x1a0
[ 60.570997][ T617] ? __cfi_mutex_lock+0x10/0x10
[ 60.575844][ T617] ? __fdget_pos+0x2cd/0x380
[ 60.580434][ T617] ? ksys_read+0x71/0x240
[ 60.584754][ T617] ksys_read+0x140/0x240
[ 60.588992][ T617] ? __cfi_ksys_read+0x10/0x10
[ 60.593748][ T617] ? debug_smp_processor_id+0x17/0x20
[ 60.599112][ T617] __x64_sys_read+0x7b/0x90
[ 60.603609][ T617] x64_sys_call+0x2f/0x9a0
[ 60.608013][ T617] do_syscall_64+0x4c/0xa0
[ 60.612413][ T617] ? clear_bhb_loop+0x30/0x80
[ 60.617080][ T617] ? clear_bhb_loop+0x30/0x80
[ 60.621744][ T617] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 60.627748][ T617] RIP: 0033:0x7ffbe778d5fc
[ 60.632152][ T617] 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
[ 60.651832][ T617] RSP: 002b:00007ffbe8631030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 60.660239][ T617] RAX: ffffffffffffffda RBX: 00007ffbe79c5fa0 RCX: 00007ffbe778d5fc
[ 60.668201][ T617] RDX: 000000000000000f RSI: 00007ffbe86310a0 RDI: 0000000000000003
[ 60.676159][ T617] RBP: 00007ffbe8631090 R08: 0000000000000000 R09: 0000000000000000
[ 60.684118][ T617] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 60.692073][ T617] R13: 00007ffbe79c6038 R14: 00007ffbe79c5fa0 R15: 00007ffe63895598
[ 60.700041][ T617]
[ 60.703049][ T629] CPU: 1 PID: 629 Comm: syz.5.55 Not tainted syzkaller #0
[ 60.710160][ T629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 60.720196][ T629] Call Trace:
[ 60.723466][ T629]
[ 60.726406][ T629] __dump_stack+0x21/0x24
[ 60.730720][ T629] dump_stack_lvl+0xee/0x150
[ 60.735291][ T629] ? __cfi_dump_stack_lvl+0x8/0x8
[ 60.740297][ T629] dump_stack+0x15/0x24
[ 60.744425][ T629] should_fail_ex+0x3d4/0x520
[ 60.749076][ T629] __should_failslab+0xac/0xf0
[ 60.753815][ T629] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 60.759773][ T629] should_failslab+0x9/0x20
[ 60.764249][ T629] __kmem_cache_alloc_node+0x3d/0x2c0
[ 60.769597][ T629] ? __cfi_mutex_lock+0x10/0x10
[ 60.774438][ T629] ? delete_node+0x3e6/0xa60
[ 60.779013][ T629] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 60.785054][ T629] __kmalloc+0xa1/0x1e0
[ 60.789191][ T629] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 60.795234][ T629] tracepoint_probe_unregister+0x1e6/0x8b0
[ 60.801019][ T629] bpf_probe_unregister+0x61/0x70
[ 60.806028][ T629] bpf_raw_tp_link_release+0x63/0x90
[ 60.811315][ T629] bpf_link_free+0x13a/0x390
[ 60.815909][ T629] ? bpf_link_put_deferred+0x20/0x20
[ 60.821176][ T629] bpf_link_release+0x15f/0x170
[ 60.826002][ T629] ? __cfi_bpf_link_release+0x10/0x10
[ 60.831348][ T629] __fput+0x1fc/0x8f0
[ 60.835327][ T629] ____fput+0x15/0x20
[ 60.839293][ T629] task_work_run+0x1db/0x240
[ 60.843860][ T629] ? __cfi_task_work_run+0x10/0x10
[ 60.848946][ T629] ? filp_close+0x111/0x160
[ 60.853444][ T629] exit_to_user_mode_loop+0x9b/0xb0
[ 60.858618][ T629] exit_to_user_mode_prepare+0x5a/0xa0
[ 60.864053][ T629] syscall_exit_to_user_mode+0x1a/0x30
[ 60.869488][ T629] do_syscall_64+0x58/0xa0
[ 60.873881][ T629] ? clear_bhb_loop+0x30/0x80
[ 60.878537][ T629] ? clear_bhb_loop+0x30/0x80
[ 60.883192][ T629] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 60.889061][ T629] RIP: 0033:0x7f903ed8ebe9
[ 60.893449][ T629] 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
[ 60.913033][ T629] RSP: 002b:00007f903fb60038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 60.921435][ T629] RAX: 0000000000000000 RBX: 00007f903efc5fa0 RCX: 00007f903ed8ebe9
[ 60.929405][ T629] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 60.937361][ T629] RBP: 00007f903fb60090 R08: 0000000000000000 R09: 0000000000000000
[ 60.945317][ T629] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 60.953263][ T629] R13: 00007f903efc6038 R14: 00007f903efc5fa0 R15: 00007ffe07641f38
[ 60.961218][ T629]
[ 61.001829][ T626] FAULT_INJECTION: forcing a failure.
[ 61.001829][ T626] name failslab, interval 1, probability 0, space 0, times 0
[ 61.014654][ T626] CPU: 0 PID: 626 Comm: syz.1.54 Not tainted syzkaller #0
[ 61.021825][ T626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 61.031868][ T626] Call Trace:
[ 61.035147][ T626]
[ 61.038060][ T626] __dump_stack+0x21/0x24
[ 61.042375][ T626] dump_stack_lvl+0xee/0x150
[ 61.046945][ T626] ? __cfi_dump_stack_lvl+0x8/0x8
[ 61.051969][ T626] dump_stack+0x15/0x24
[ 61.056199][ T626] should_fail_ex+0x3d4/0x520
[ 61.060888][ T626] __should_failslab+0xac/0xf0
[ 61.065631][ T626] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 61.071591][ T626] should_failslab+0x9/0x20
[ 61.076093][ T626] __kmem_cache_alloc_node+0x3d/0x2c0
[ 61.081453][ T626] ? __cfi_mutex_lock+0x10/0x10
[ 61.086300][ T626] ? delete_node+0x3dc/0xa60
[ 61.090869][ T626] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 61.096830][ T626] __kmalloc+0xa1/0x1e0
[ 61.100975][ T626] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 61.107043][ T626] tracepoint_probe_unregister+0x1e6/0x8b0
[ 61.112831][ T626] bpf_probe_unregister+0x61/0x70
[ 61.117872][ T626] bpf_raw_tp_link_release+0x63/0x90
[ 61.123135][ T626] bpf_link_free+0x13a/0x390
[ 61.127706][ T626] ? bpf_link_put_deferred+0x20/0x20
[ 61.132970][ T626] bpf_link_release+0x15f/0x170
[ 61.137797][ T626] ? __cfi_bpf_link_release+0x10/0x10
[ 61.143162][ T626] __fput+0x1fc/0x8f0
[ 61.147127][ T626] ____fput+0x15/0x20
[ 61.151194][ T626] task_work_run+0x1db/0x240
[ 61.155763][ T626] ? __cfi_task_work_run+0x10/0x10
[ 61.160866][ T626] ? filp_close+0x111/0x160
[ 61.165381][ T626] exit_to_user_mode_loop+0x9b/0xb0
[ 61.170560][ T626] exit_to_user_mode_prepare+0x5a/0xa0
[ 61.176530][ T626] syscall_exit_to_user_mode+0x1a/0x30
[ 61.181974][ T626] do_syscall_64+0x58/0xa0
[ 61.186374][ T626] ? clear_bhb_loop+0x30/0x80
[ 61.191031][ T626] ? clear_bhb_loop+0x30/0x80
[ 61.195689][ T626] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 61.201576][ T626] RIP: 0033:0x7f9e5c98ebe9
[ 61.205973][ T626] 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
[ 61.225558][ T626] RSP: 002b:00007f9e5d8cf038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 61.233958][ T626] RAX: 0000000000000000 RBX: 00007f9e5cbc5fa0 RCX: 00007f9e5c98ebe9
[ 61.241920][ T626] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 61.249967][ T626] RBP: 00007f9e5d8cf090 R08: 0000000000000000 R09: 0000000000000000
[ 61.257948][ T626] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 61.265904][ T626] R13: 00007f9e5cbc6038 R14: 00007f9e5cbc5fa0 R15: 00007fffdfde4248
[ 61.273867][ T626]
[ 61.279913][ T632] FAULT_INJECTION: forcing a failure.
[ 61.279913][ T632] name failslab, interval 1, probability 0, space 0, times 0
[ 61.292691][ T632] CPU: 0 PID: 632 Comm: syz.5.57 Not tainted syzkaller #0
[ 61.299816][ T632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 61.310171][ T632] Call Trace:
[ 61.313463][ T632]
[ 61.316390][ T632] __dump_stack+0x21/0x24
[ 61.320706][ T632] dump_stack_lvl+0xee/0x150
[ 61.325280][ T632] ? __cfi_dump_stack_lvl+0x8/0x8
[ 61.330291][ T632] dump_stack+0x15/0x24
[ 61.334424][ T632] should_fail_ex+0x3d4/0x520
[ 61.339100][ T632] __should_failslab+0xac/0xf0
[ 61.343846][ T632] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 61.349819][ T632] should_failslab+0x9/0x20
[ 61.354310][ T632] __kmem_cache_alloc_node+0x3d/0x2c0
[ 61.359671][ T632] ? __cfi_mutex_lock+0x10/0x10
[ 61.364525][ T632] ? delete_node+0x3dc/0xa60
[ 61.369121][ T632] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 61.375095][ T632] __kmalloc+0xa1/0x1e0
[ 61.379248][ T632] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 61.385329][ T632] tracepoint_probe_unregister+0x1e6/0x8b0
[ 61.391156][ T632] bpf_probe_unregister+0x61/0x70
[ 61.396259][ T632] bpf_raw_tp_link_release+0x63/0x90
[ 61.401555][ T632] bpf_link_free+0x13a/0x390
[ 61.406223][ T632] ? bpf_link_put_deferred+0x20/0x20
[ 61.411521][ T632] bpf_link_release+0x15f/0x170
[ 61.416359][ T632] ? __cfi_bpf_link_release+0x10/0x10
[ 61.421711][ T632] __fput+0x1fc/0x8f0
[ 61.425676][ T632] ____fput+0x15/0x20
[ 61.429635][ T632] task_work_run+0x1db/0x240
[ 61.434208][ T632] ? __cfi_task_work_run+0x10/0x10
[ 61.439302][ T632] ? filp_close+0x111/0x160
[ 61.443793][ T632] exit_to_user_mode_loop+0x9b/0xb0
[ 61.448982][ T632] exit_to_user_mode_prepare+0x5a/0xa0
[ 61.454424][ T632] syscall_exit_to_user_mode+0x1a/0x30
[ 61.459890][ T632] do_syscall_64+0x58/0xa0
[ 61.464289][ T632] ? clear_bhb_loop+0x30/0x80
[ 61.468950][ T632] ? clear_bhb_loop+0x30/0x80
[ 61.473629][ T632] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 61.479509][ T632] RIP: 0033:0x7f903ed8ebe9
[ 61.483913][ T632] 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
[ 61.503594][ T632] RSP: 002b:00007f903fb60038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 61.512006][ T632] RAX: 0000000000000000 RBX: 00007f903efc5fa0 RCX: 00007f903ed8ebe9
[ 61.519995][ T632] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 61.527960][ T632] RBP: 00007f903fb60090 R08: 0000000000000000 R09: 0000000000000000
[ 61.535916][ T632] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 61.543888][ T632] R13: 00007f903efc6038 R14: 00007f903efc5fa0 R15: 00007ffe07641f38
[ 61.551849][ T632]
[ 61.556282][ T628] FAULT_INJECTION: forcing a failure.
[ 61.556282][ T628] name failslab, interval 1, probability 0, space 0, times 0
[ 61.569008][ T628] CPU: 1 PID: 628 Comm: syz.4.56 Not tainted syzkaller #0
[ 61.576133][ T628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 61.586193][ T628] Call Trace:
[ 61.589466][ T628]
[ 61.592374][ T628] __dump_stack+0x21/0x24
[ 61.596689][ T628] dump_stack_lvl+0xee/0x150
[ 61.601277][ T628] ? __cfi_dump_stack_lvl+0x8/0x8
[ 61.606287][ T628] dump_stack+0x15/0x24
[ 61.610418][ T628] should_fail_ex+0x3d4/0x520
[ 61.615080][ T628] __should_failslab+0xac/0xf0
[ 61.619831][ T628] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 61.625792][ T628] should_failslab+0x9/0x20
[ 61.630358][ T628] __kmem_cache_alloc_node+0x3d/0x2c0
[ 61.635753][ T628] ? __cfi_mutex_lock+0x10/0x10
[ 61.640600][ T628] ? delete_node+0x3dc/0xa60
[ 61.645165][ T628] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 61.651124][ T628] __kmalloc+0xa1/0x1e0
[ 61.655268][ T628] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 61.661420][ T628] tracepoint_probe_unregister+0x1e6/0x8b0
[ 61.667219][ T628] bpf_probe_unregister+0x61/0x70
[ 61.672227][ T628] bpf_raw_tp_link_release+0x63/0x90
[ 61.677490][ T628] bpf_link_free+0x13a/0x390
[ 61.682078][ T628] ? bpf_link_put_deferred+0x20/0x20
[ 61.687342][ T628] bpf_link_release+0x15f/0x170
[ 61.692178][ T628] ? __cfi_bpf_link_release+0x10/0x10
[ 61.697536][ T628] __fput+0x1fc/0x8f0
[ 61.701497][ T628] ____fput+0x15/0x20
[ 61.705457][ T628] task_work_run+0x1db/0x240
[ 61.710547][ T628] ? __cfi_task_work_run+0x10/0x10
[ 61.715635][ T628] ? filp_close+0x111/0x160
[ 61.720139][ T628] exit_to_user_mode_loop+0x9b/0xb0
[ 61.725319][ T628] exit_to_user_mode_prepare+0x5a/0xa0
[ 61.730790][ T628] syscall_exit_to_user_mode+0x1a/0x30
[ 61.736235][ T628] do_syscall_64+0x58/0xa0
[ 61.740634][ T628] ? clear_bhb_loop+0x30/0x80
[ 61.745286][ T628] ? clear_bhb_loop+0x30/0x80
[ 61.749939][ T628] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 61.755809][ T628] RIP: 0033:0x7ff510f8ebe9
[ 61.760228][ T628] 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
[ 61.779898][ T628] RSP: 002b:00007ff511ef9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 61.788385][ T628] RAX: 0000000000000000 RBX: 00007ff5111c5fa0 RCX: 00007ff510f8ebe9
[ 61.796334][ T628] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 61.804302][ T628] RBP: 00007ff511ef9090 R08: 0000000000000000 R09: 0000000000000000
[ 61.812254][ T628] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 61.820262][ T628] R13: 00007ff5111c6038 R14: 00007ff5111c5fa0 R15: 00007ffe42b94328
[ 61.828218][ T628]
[ 61.832990][ T636] FAULT_INJECTION: forcing a failure.
[ 61.832990][ T636] name failslab, interval 1, probability 0, space 0, times 0
[ 61.845752][ T636] CPU: 1 PID: 636 Comm: syz.3.59 Not tainted syzkaller #0
[ 61.852873][ T636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 61.863340][ T636] Call Trace:
[ 61.866606][ T636]
[ 61.869517][ T636] __dump_stack+0x21/0x24
[ 61.873845][ T636] dump_stack_lvl+0xee/0x150
[ 61.878435][ T636] ? __cfi_dump_stack_lvl+0x8/0x8
[ 61.883452][ T636] ? call_rcu+0xb83/0xf90
[ 61.887767][ T636] dump_stack+0x15/0x24
[ 61.891913][ T636] should_fail_ex+0x3d4/0x520
[ 61.896569][ T636] __should_failslab+0xac/0xf0
[ 61.901311][ T636] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 61.907356][ T636] should_failslab+0x9/0x20
[ 61.911832][ T636] __kmem_cache_alloc_node+0x3d/0x2c0
[ 61.917179][ T636] ? __cfi_mutex_lock+0x10/0x10
[ 61.922009][ T636] ? delete_node+0x2b3/0xa60
[ 61.926578][ T636] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 61.932532][ T636] __kmalloc+0xa1/0x1e0
[ 61.936682][ T636] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 61.942731][ T636] tracepoint_probe_unregister+0x1e6/0x8b0
[ 61.948523][ T636] bpf_probe_unregister+0x61/0x70
[ 61.953535][ T636] bpf_raw_tp_link_release+0x63/0x90
[ 61.959068][ T636] bpf_link_free+0x13a/0x390
[ 61.963635][ T636] ? bpf_link_put_deferred+0x20/0x20
[ 61.968909][ T636] bpf_link_release+0x15f/0x170
[ 61.973747][ T636] ? __cfi_bpf_link_release+0x10/0x10
[ 61.979092][ T636] __fput+0x1fc/0x8f0
[ 61.983066][ T636] ____fput+0x15/0x20
[ 61.987022][ T636] task_work_run+0x1db/0x240
[ 61.991616][ T636] ? __cfi_task_work_run+0x10/0x10
[ 61.996731][ T636] ? filp_close+0x111/0x160
[ 62.001209][ T636] exit_to_user_mode_loop+0x9b/0xb0
[ 62.006382][ T636] exit_to_user_mode_prepare+0x5a/0xa0
[ 62.011827][ T636] syscall_exit_to_user_mode+0x1a/0x30
[ 62.017261][ T636] do_syscall_64+0x58/0xa0
[ 62.021647][ T636] ? clear_bhb_loop+0x30/0x80
[ 62.026297][ T636] ? clear_bhb_loop+0x30/0x80
[ 62.030947][ T636] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 62.036810][ T636] RIP: 0033:0x7ffbe778ebe9
[ 62.041206][ T636] 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
[ 62.060784][ T636] RSP: 002b:00007ffbe8631038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 62.069171][ T636] RAX: 0000000000000000 RBX: 00007ffbe79c5fa0 RCX: 00007ffbe778ebe9
[ 62.077119][ T636] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 62.085064][ T636] RBP: 00007ffbe8631090 R08: 0000000000000000 R09: 0000000000000000
[ 62.093021][ T636] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 62.100977][ T636] R13: 00007ffbe79c6038 R14: 00007ffbe79c5fa0 R15: 00007ffe63895598
[ 62.108939][ T636]
[ 62.113207][ T643] FAULT_INJECTION: forcing a failure.
[ 62.113207][ T643] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 62.129850][ T644] FAULT_INJECTION: forcing a failure.
[ 62.129850][ T644] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 62.134661][ T643] CPU: 1 PID: 643 Comm: syz.1.60 Not tainted syzkaller #0
[ 62.150158][ T643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 62.160209][ T643] Call Trace:
[ 62.163493][ T643]
[ 62.166410][ T643] __dump_stack+0x21/0x24
[ 62.170817][ T643] dump_stack_lvl+0xee/0x150
[ 62.175397][ T643] ? __cfi_dump_stack_lvl+0x8/0x8
[ 62.180413][ T643] dump_stack+0x15/0x24
[ 62.184552][ T643] should_fail_ex+0x3d4/0x520
[ 62.189220][ T643] should_fail+0xb/0x10
[ 62.193363][ T643] should_fail_usercopy+0x1a/0x20
[ 62.198383][ T643] _copy_to_user+0x1e/0x90
[ 62.202781][ T643] simple_read_from_buffer+0xe9/0x160
[ 62.208146][ T643] proc_fail_nth_read+0x19a/0x210
[ 62.213234][ T643] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 62.218759][ T643] ? security_file_permission+0x94/0xb0
[ 62.224285][ T643] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 62.229806][ T643] vfs_read+0x26e/0x8c0
[ 62.233949][ T643] ? __cfi_vfs_read+0x10/0x10
[ 62.238618][ T643] ? __kasan_check_write+0x14/0x20
[ 62.243718][ T643] ? mutex_lock+0x8d/0x1a0
[ 62.248209][ T643] ? __cfi_mutex_lock+0x10/0x10
[ 62.253040][ T643] ? __fdget_pos+0x2cd/0x380
[ 62.257609][ T643] ? ksys_read+0x71/0x240
[ 62.261925][ T643] ksys_read+0x140/0x240
[ 62.266152][ T643] ? __cfi_ksys_read+0x10/0x10
[ 62.270992][ T643] ? debug_smp_processor_id+0x17/0x20
[ 62.276347][ T643] __x64_sys_read+0x7b/0x90
[ 62.280920][ T643] x64_sys_call+0x2f/0x9a0
[ 62.285321][ T643] do_syscall_64+0x4c/0xa0
[ 62.289721][ T643] ? clear_bhb_loop+0x30/0x80
[ 62.294380][ T643] ? clear_bhb_loop+0x30/0x80
[ 62.299065][ T643] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 62.304938][ T643] RIP: 0033:0x7f9e5c98d5fc
[ 62.309374][ T643] 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
[ 62.329013][ T643] RSP: 002b:00007f9e5d8ae030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 62.337419][ T643] RAX: ffffffffffffffda RBX: 00007f9e5cbc6090 RCX: 00007f9e5c98d5fc
[ 62.345371][ T643] RDX: 000000000000000f RSI: 00007f9e5d8ae0a0 RDI: 0000000000000006
[ 62.353323][ T643] RBP: 00007f9e5d8ae090 R08: 0000000000000000 R09: 0000000000000000
[ 62.361277][ T643] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 62.369237][ T643] R13: 00007f9e5cbc6128 R14: 00007f9e5cbc6090 R15: 00007fffdfde4248
[ 62.377219][ T643]
[ 62.380672][ T644] CPU: 1 PID: 644 Comm: syz.5.61 Not tainted syzkaller #0
[ 62.387788][ T644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 62.397833][ T644] Call Trace:
[ 62.401095][ T644]
[ 62.404005][ T644] __dump_stack+0x21/0x24
[ 62.408323][ T644] dump_stack_lvl+0xee/0x150
[ 62.412896][ T644] ? __cfi_dump_stack_lvl+0x8/0x8
[ 62.417905][ T644] dump_stack+0x15/0x24
[ 62.422039][ T644] should_fail_ex+0x3d4/0x520
[ 62.426701][ T644] should_fail+0xb/0x10
[ 62.430851][ T644] should_fail_usercopy+0x1a/0x20
[ 62.435883][ T644] _copy_to_user+0x1e/0x90
[ 62.440292][ T644] simple_read_from_buffer+0xe9/0x160
[ 62.445647][ T644] proc_fail_nth_read+0x19a/0x210
[ 62.450658][ T644] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 62.456193][ T644] ? security_file_permission+0x94/0xb0
[ 62.461721][ T644] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 62.467244][ T644] vfs_read+0x26e/0x8c0
[ 62.471382][ T644] ? __cfi_vfs_read+0x10/0x10
[ 62.476044][ T644] ? __kasan_check_write+0x14/0x20
[ 62.481143][ T644] ? mutex_lock+0x8d/0x1a0
[ 62.485581][ T644] ? __cfi_mutex_lock+0x10/0x10
[ 62.490433][ T644] ? __fdget_pos+0x2cd/0x380
[ 62.495122][ T644] ? ksys_read+0x71/0x240
[ 62.499483][ T644] ksys_read+0x140/0x240
[ 62.503716][ T644] ? __cfi_ksys_read+0x10/0x10
[ 62.508462][ T644] ? debug_smp_processor_id+0x17/0x20
[ 62.513822][ T644] __x64_sys_read+0x7b/0x90
[ 62.518311][ T644] x64_sys_call+0x2f/0x9a0
[ 62.522710][ T644] do_syscall_64+0x4c/0xa0
[ 62.527102][ T644] ? clear_bhb_loop+0x30/0x80
[ 62.531773][ T644] ? clear_bhb_loop+0x30/0x80
[ 62.536447][ T644] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 62.542321][ T644] RIP: 0033:0x7f903ed8d5fc
[ 62.546717][ T644] 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
[ 62.566300][ T644] RSP: 002b:00007f903fb3f030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 62.574698][ T644] RAX: ffffffffffffffda RBX: 00007f903efc6090 RCX: 00007f903ed8d5fc
[ 62.582651][ T644] RDX: 000000000000000f RSI: 00007f903fb3f0a0 RDI: 0000000000000006
[ 62.590600][ T644] RBP: 00007f903fb3f090 R08: 0000000000000000 R09: 0000000000000000
[ 62.598548][ T644] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 62.606495][ T644] R13: 00007f903efc6128 R14: 00007f903efc6090 R15: 00007ffe07641f38
[ 62.614451][ T644]
[ 62.620258][ T650] FAULT_INJECTION: forcing a failure.
[ 62.620258][ T650] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 62.633457][ T650] CPU: 1 PID: 650 Comm: syz.4.62 Not tainted syzkaller #0
[ 62.640659][ T650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 62.650704][ T650] Call Trace:
[ 62.653973][ T650]
[ 62.656884][ T650] __dump_stack+0x21/0x24
[ 62.661199][ T650] dump_stack_lvl+0xee/0x150
[ 62.665774][ T650] ? __cfi_dump_stack_lvl+0x8/0x8
[ 62.670857][ T650] dump_stack+0x15/0x24
[ 62.674990][ T650] should_fail_ex+0x3d4/0x520
[ 62.679654][ T650] should_fail+0xb/0x10
[ 62.683819][ T650] should_fail_usercopy+0x1a/0x20
[ 62.688826][ T650] _copy_to_user+0x1e/0x90
[ 62.693249][ T650] simple_read_from_buffer+0xe9/0x160
[ 62.698622][ T650] proc_fail_nth_read+0x19a/0x210
[ 62.703647][ T650] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 62.709204][ T650] ? security_file_permission+0x94/0xb0
[ 62.714735][ T650] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 62.720258][ T650] vfs_read+0x26e/0x8c0
[ 62.724399][ T650] ? __cfi_vfs_read+0x10/0x10
[ 62.729065][ T650] ? __kasan_check_write+0x14/0x20
[ 62.734176][ T650] ? mutex_lock+0x8d/0x1a0
[ 62.738571][ T650] ? __cfi_mutex_lock+0x10/0x10
[ 62.743405][ T650] ? __fdget_pos+0x2cd/0x380
[ 62.747982][ T650] ? ksys_read+0x71/0x240
[ 62.752303][ T650] ksys_read+0x140/0x240
[ 62.756545][ T650] ? __cfi_ksys_read+0x10/0x10
[ 62.761293][ T650] ? debug_smp_processor_id+0x17/0x20
[ 62.766649][ T650] __x64_sys_read+0x7b/0x90
[ 62.771145][ T650] x64_sys_call+0x2f/0x9a0
[ 62.775544][ T650] do_syscall_64+0x4c/0xa0
[ 62.779946][ T650] ? clear_bhb_loop+0x30/0x80
[ 62.784610][ T650] ? clear_bhb_loop+0x30/0x80
[ 62.789270][ T650] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 62.795144][ T650] RIP: 0033:0x7ff510f8d5fc
[ 62.799550][ T650] 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
[ 62.819483][ T650] RSP: 002b:00007ff511ed8030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 62.827876][ T650] RAX: ffffffffffffffda RBX: 00007ff5111c6090 RCX: 00007ff510f8d5fc
[ 62.835828][ T650] RDX: 000000000000000f RSI: 00007ff511ed80a0 RDI: 0000000000000006
[ 62.843780][ T650] RBP: 00007ff511ed8090 R08: 0000000000000000 R09: 0000000000000000
[ 62.851731][ T650] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 62.859688][ T650] R13: 00007ff5111c6128 R14: 00007ff5111c6090 R15: 00007ffe42b94328
[ 62.867644][ T650]
[ 62.872208][ T651] FAULT_INJECTION: forcing a failure.
[ 62.872208][ T651] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 62.885574][ T651] CPU: 1 PID: 651 Comm: syz.0.64 Not tainted syzkaller #0
[ 62.892730][ T651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 62.902772][ T651] Call Trace:
[ 62.906035][ T651]
[ 62.908946][ T651] __dump_stack+0x21/0x24
[ 62.913267][ T651] dump_stack_lvl+0xee/0x150
[ 62.917839][ T651] ? __cfi_dump_stack_lvl+0x8/0x8
[ 62.922848][ T651] dump_stack+0x15/0x24
[ 62.927067][ T651] should_fail_ex+0x3d4/0x520
[ 62.931727][ T651] should_fail+0xb/0x10
[ 62.935864][ T651] should_fail_usercopy+0x1a/0x20
[ 62.940870][ T651] _copy_to_user+0x1e/0x90
[ 62.945284][ T651] simple_read_from_buffer+0xe9/0x160
[ 62.950637][ T651] proc_fail_nth_read+0x19a/0x210
[ 62.955649][ T651] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 62.961176][ T651] ? security_file_permission+0x94/0xb0
[ 62.966704][ T651] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 62.972228][ T651] vfs_read+0x26e/0x8c0
[ 62.976368][ T651] ? __cfi_vfs_read+0x10/0x10
[ 62.981200][ T651] ? __kasan_check_write+0x14/0x20
[ 62.986295][ T651] ? mutex_lock+0x8d/0x1a0
[ 62.990690][ T651] ? __cfi_mutex_lock+0x10/0x10
[ 62.995521][ T651] ? __fdget_pos+0x2cd/0x380
[ 63.000091][ T651] ? ksys_read+0x71/0x240
[ 63.004414][ T651] ksys_read+0x140/0x240
[ 63.008639][ T651] ? __cfi_ksys_read+0x10/0x10
[ 63.013393][ T651] ? debug_smp_processor_id+0x17/0x20
[ 63.018752][ T651] __x64_sys_read+0x7b/0x90
[ 63.023239][ T651] x64_sys_call+0x2f/0x9a0
[ 63.027638][ T651] do_syscall_64+0x4c/0xa0
[ 63.032041][ T651] ? clear_bhb_loop+0x30/0x80
[ 63.036734][ T651] ? clear_bhb_loop+0x30/0x80
[ 63.041391][ T651] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 63.047269][ T651] RIP: 0033:0x7f49a718d5fc
[ 63.051670][ T651] 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
[ 63.071262][ T651] RSP: 002b:00007f49a7f3c030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 63.079658][ T651] RAX: ffffffffffffffda RBX: 00007f49a73c6090 RCX: 00007f49a718d5fc
[ 63.087636][ T651] RDX: 000000000000000f RSI: 00007f49a7f3c0a0 RDI: 0000000000000006
[ 63.095598][ T651] RBP: 00007f49a7f3c090 R08: 0000000000000000 R09: 0000000000000000
[ 63.103548][ T651] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 63.111605][ T651] R13: 00007f49a73c6128 R14: 00007f49a73c6090 R15: 00007fffb0eb5208
[ 63.119564][ T651]
[ 63.162242][ T653] FAULT_INJECTION: forcing a failure.
[ 63.162242][ T653] name failslab, interval 1, probability 0, space 0, times 0
[ 63.175014][ T653] CPU: 0 PID: 653 Comm: syz.4.66 Not tainted syzkaller #0
[ 63.182149][ T653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 63.192273][ T653] Call Trace:
[ 63.195532][ T653]
[ 63.198446][ T653] __dump_stack+0x21/0x24
[ 63.202777][ T653] dump_stack_lvl+0xee/0x150
[ 63.207363][ T653] ? __cfi_dump_stack_lvl+0x8/0x8
[ 63.212387][ T653] dump_stack+0x15/0x24
[ 63.216546][ T653] should_fail_ex+0x3d4/0x520
[ 63.221225][ T653] __should_failslab+0xac/0xf0
[ 63.226100][ T653] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 63.232071][ T653] should_failslab+0x9/0x20
[ 63.236554][ T653] __kmem_cache_alloc_node+0x3d/0x2c0
[ 63.241908][ T653] ? __cfi_mutex_lock+0x10/0x10
[ 63.246739][ T653] ? delete_node+0x3dc/0xa60
[ 63.251340][ T653] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 63.257336][ T653] __kmalloc+0xa1/0x1e0
[ 63.261488][ T653] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 63.267547][ T653] tracepoint_probe_unregister+0x1e6/0x8b0
[ 63.273345][ T653] bpf_probe_unregister+0x61/0x70
[ 63.278358][ T653] bpf_raw_tp_link_release+0x63/0x90
[ 63.283648][ T653] bpf_link_free+0x13a/0x390
[ 63.288222][ T653] ? bpf_link_put_deferred+0x20/0x20
[ 63.293491][ T653] bpf_link_release+0x15f/0x170
[ 63.298324][ T653] ? __cfi_bpf_link_release+0x10/0x10
[ 63.303674][ T653] __fput+0x1fc/0x8f0
[ 63.307646][ T653] ____fput+0x15/0x20
[ 63.311609][ T653] task_work_run+0x1db/0x240
[ 63.316180][ T653] ? __cfi_task_work_run+0x10/0x10
[ 63.321269][ T653] ? filp_close+0x111/0x160
[ 63.325757][ T653] exit_to_user_mode_loop+0x9b/0xb0
[ 63.330936][ T653] exit_to_user_mode_prepare+0x5a/0xa0
[ 63.336376][ T653] syscall_exit_to_user_mode+0x1a/0x30
[ 63.341818][ T653] do_syscall_64+0x58/0xa0
[ 63.346213][ T653] ? clear_bhb_loop+0x30/0x80
[ 63.351220][ T653] ? clear_bhb_loop+0x30/0x80
[ 63.355898][ T653] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 63.361823][ T653] RIP: 0033:0x7ff510f8ebe9
[ 63.366479][ T653] 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
[ 63.386336][ T653] RSP: 002b:00007ff511ef9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 63.394738][ T653] RAX: 0000000000000000 RBX: 00007ff5111c5fa0 RCX: 00007ff510f8ebe9
[ 63.402696][ T653] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 63.410649][ T653] RBP: 00007ff511ef9090 R08: 0000000000000000 R09: 0000000000000000
[ 63.418599][ T653] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 63.426557][ T653] R13: 00007ff5111c6038 R14: 00007ff5111c5fa0 R15: 00007ffe42b94328
[ 63.434515][ T653]
[ 63.439969][ T655] FAULT_INJECTION: forcing a failure.
[ 63.439969][ T655] name failslab, interval 1, probability 0, space 0, times 0
[ 63.452786][ T655] CPU: 0 PID: 655 Comm: syz.0.65 Not tainted syzkaller #0
[ 63.459915][ T655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 63.469969][ T655] Call Trace:
[ 63.473233][ T655]
[ 63.476145][ T655] __dump_stack+0x21/0x24
[ 63.480465][ T655] dump_stack_lvl+0xee/0x150
[ 63.485128][ T655] ? __cfi_dump_stack_lvl+0x8/0x8
[ 63.490149][ T655] dump_stack+0x15/0x24
[ 63.494298][ T655] should_fail_ex+0x3d4/0x520
[ 63.498960][ T655] __should_failslab+0xac/0xf0
[ 63.504142][ T655] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 63.510110][ T655] should_failslab+0x9/0x20
[ 63.514636][ T655] __kmem_cache_alloc_node+0x3d/0x2c0
[ 63.520002][ T655] ? __cfi_mutex_lock+0x10/0x10
[ 63.524855][ T655] ? delete_node+0x3dc/0xa60
[ 63.529433][ T655] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 63.535401][ T655] __kmalloc+0xa1/0x1e0
[ 63.539557][ T655] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 63.545636][ T655] tracepoint_probe_unregister+0x1e6/0x8b0
[ 63.551465][ T655] bpf_probe_unregister+0x61/0x70
[ 63.556496][ T655] bpf_raw_tp_link_release+0x63/0x90
[ 63.561774][ T655] bpf_link_free+0x13a/0x390
[ 63.566348][ T655] ? bpf_link_put_deferred+0x20/0x20
[ 63.571653][ T655] bpf_link_release+0x15f/0x170
[ 63.576506][ T655] ? __cfi_bpf_link_release+0x10/0x10
[ 63.581861][ T655] __fput+0x1fc/0x8f0
[ 63.585836][ T655] ____fput+0x15/0x20
[ 63.589923][ T655] task_work_run+0x1db/0x240
[ 63.594497][ T655] ? __cfi_task_work_run+0x10/0x10
[ 63.599603][ T655] ? filp_close+0x111/0x160
[ 63.604087][ T655] exit_to_user_mode_loop+0x9b/0xb0
[ 63.609271][ T655] exit_to_user_mode_prepare+0x5a/0xa0
[ 63.614709][ T655] syscall_exit_to_user_mode+0x1a/0x30
[ 63.620150][ T655] do_syscall_64+0x58/0xa0
[ 63.624561][ T655] ? clear_bhb_loop+0x30/0x80
[ 63.629231][ T655] ? clear_bhb_loop+0x30/0x80
[ 63.633893][ T655] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 63.639776][ T655] RIP: 0033:0x7f49a718ebe9
[ 63.644440][ T655] 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
[ 63.664025][ T655] RSP: 002b:00007f49a7f5d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 63.672426][ T655] RAX: 0000000000000000 RBX: 00007f49a73c5fa0 RCX: 00007f49a718ebe9
[ 63.680384][ T655] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 63.688343][ T655] RBP: 00007f49a7f5d090 R08: 0000000000000000 R09: 0000000000000000
[ 63.696478][ T655] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 63.704442][ T655] R13: 00007f49a73c6038 R14: 00007f49a73c5fa0 R15: 00007fffb0eb5208
[ 63.708020][ T662] FAULT_INJECTION: forcing a failure.
[ 63.708020][ T662] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 63.712507][ T655]
[ 63.730107][ T663] FAULT_INJECTION: forcing a failure.
[ 63.730107][ T663] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 63.731595][ T662] CPU: 1 PID: 662 Comm: syz.1.67 Not tainted syzkaller #0
[ 63.750271][ T662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 63.760321][ T662] Call Trace:
[ 63.763597][ T662]
[ 63.766515][ T662] __dump_stack+0x21/0x24
[ 63.770838][ T662] dump_stack_lvl+0xee/0x150
[ 63.775414][ T662] ? __cfi_dump_stack_lvl+0x8/0x8
[ 63.780429][ T662] dump_stack+0x15/0x24
[ 63.784570][ T662] should_fail_ex+0x3d4/0x520
[ 63.789233][ T662] should_fail+0xb/0x10
[ 63.793378][ T662] should_fail_usercopy+0x1a/0x20
[ 63.798411][ T662] _copy_to_user+0x1e/0x90
[ 63.802825][ T662] simple_read_from_buffer+0xe9/0x160
[ 63.808219][ T662] proc_fail_nth_read+0x19a/0x210
[ 63.813225][ T662] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 63.818784][ T662] ? security_file_permission+0x94/0xb0
[ 63.824398][ T662] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 63.829919][ T662] vfs_read+0x26e/0x8c0
[ 63.834062][ T662] ? __cfi_vfs_read+0x10/0x10
[ 63.838733][ T662] ? __kasan_check_write+0x14/0x20
[ 63.843868][ T662] ? mutex_lock+0x8d/0x1a0
[ 63.848266][ T662] ? __cfi_mutex_lock+0x10/0x10
[ 63.853097][ T662] ? __fdget_pos+0x2cd/0x380
[ 63.857700][ T662] ? ksys_read+0x71/0x240
[ 63.862025][ T662] ksys_read+0x140/0x240
[ 63.866426][ T662] ? __cfi_ksys_read+0x10/0x10
[ 63.871174][ T662] ? debug_smp_processor_id+0x17/0x20
[ 63.876527][ T662] __x64_sys_read+0x7b/0x90
[ 63.881012][ T662] x64_sys_call+0x2f/0x9a0
[ 63.885408][ T662] do_syscall_64+0x4c/0xa0
[ 63.889802][ T662] ? clear_bhb_loop+0x30/0x80
[ 63.894464][ T662] ? clear_bhb_loop+0x30/0x80
[ 63.899130][ T662] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 63.905088][ T662] RIP: 0033:0x7f9e5c98d5fc
[ 63.909483][ T662] 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
[ 63.929242][ T662] RSP: 002b:00007f9e5d8ae030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 63.937635][ T662] RAX: ffffffffffffffda RBX: 00007f9e5cbc6090 RCX: 00007f9e5c98d5fc
[ 63.945771][ T662] RDX: 000000000000000f RSI: 00007f9e5d8ae0a0 RDI: 0000000000000006
[ 63.953739][ T662] RBP: 00007f9e5d8ae090 R08: 0000000000000000 R09: 0000000000000000
[ 63.961694][ T662] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 63.969658][ T662] R13: 00007f9e5cbc6128 R14: 00007f9e5cbc6090 R15: 00007fffdfde4248
[ 63.977613][ T662]
[ 63.984409][ T663] CPU: 1 PID: 663 Comm: syz.5.68 Not tainted syzkaller #0
[ 63.991626][ T663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 64.001667][ T663] Call Trace:
[ 64.004927][ T663]
[ 64.007837][ T663] __dump_stack+0x21/0x24
[ 64.012156][ T663] dump_stack_lvl+0xee/0x150
[ 64.016728][ T663] ? __cfi_dump_stack_lvl+0x8/0x8
[ 64.021740][ T663] dump_stack+0x15/0x24
[ 64.025877][ T663] should_fail_ex+0x3d4/0x520
[ 64.030537][ T663] should_fail+0xb/0x10
[ 64.034674][ T663] should_fail_usercopy+0x1a/0x20
[ 64.039773][ T663] _copy_to_user+0x1e/0x90
[ 64.044174][ T663] simple_read_from_buffer+0xe9/0x160
[ 64.049552][ T663] proc_fail_nth_read+0x19a/0x210
[ 64.054641][ T663] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 64.060169][ T663] ? security_file_permission+0x94/0xb0
[ 64.065705][ T663] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 64.071228][ T663] vfs_read+0x26e/0x8c0
[ 64.075368][ T663] ? __cfi_vfs_read+0x10/0x10
[ 64.080113][ T663] ? __kasan_check_write+0x14/0x20
[ 64.085209][ T663] ? mutex_lock+0x8d/0x1a0
[ 64.089607][ T663] ? __cfi_mutex_lock+0x10/0x10
[ 64.094438][ T663] ? __fdget_pos+0x2cd/0x380
[ 64.099021][ T663] ? ksys_read+0x71/0x240
[ 64.103334][ T663] ksys_read+0x140/0x240
[ 64.107562][ T663] ? __cfi_ksys_read+0x10/0x10
[ 64.112309][ T663] ? debug_smp_processor_id+0x17/0x20
[ 64.117664][ T663] __x64_sys_read+0x7b/0x90
[ 64.122151][ T663] x64_sys_call+0x2f/0x9a0
[ 64.126547][ T663] do_syscall_64+0x4c/0xa0
[ 64.130941][ T663] ? clear_bhb_loop+0x30/0x80
[ 64.135597][ T663] ? clear_bhb_loop+0x30/0x80
[ 64.140254][ T663] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 64.146392][ T663] RIP: 0033:0x7f903ed8d5fc
[ 64.150789][ T663] 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
[ 64.170373][ T663] RSP: 002b:00007f903fb3f030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 64.178768][ T663] RAX: ffffffffffffffda RBX: 00007f903efc6090 RCX: 00007f903ed8d5fc
[ 64.186721][ T663] RDX: 000000000000000f RSI: 00007f903fb3f0a0 RDI: 0000000000000006
[ 64.194676][ T663] RBP: 00007f903fb3f090 R08: 0000000000000000 R09: 0000000000000000
[ 64.202633][ T663] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 64.211202][ T663] R13: 00007f903efc6128 R14: 00007f903efc6090 R15: 00007ffe07641f38
[ 64.219175][ T663]
[ 64.223525][ T670] FAULT_INJECTION: forcing a failure.
[ 64.223525][ T670] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 64.237289][ T669] FAULT_INJECTION: forcing a failure.
[ 64.237289][ T669] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 64.250461][ T670] CPU: 0 PID: 670 Comm: syz.4.69 Not tainted syzkaller #0
[ 64.257580][ T670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 64.267622][ T670] Call Trace:
[ 64.270884][ T670]
[ 64.273804][ T670] __dump_stack+0x21/0x24
[ 64.278124][ T670] dump_stack_lvl+0xee/0x150
[ 64.282703][ T670] ? __cfi_dump_stack_lvl+0x8/0x8
[ 64.287718][ T670] dump_stack+0x15/0x24
[ 64.291852][ T670] should_fail_ex+0x3d4/0x520
[ 64.296524][ T670] should_fail+0xb/0x10
[ 64.300666][ T670] should_fail_usercopy+0x1a/0x20
[ 64.305677][ T670] _copy_to_user+0x1e/0x90
[ 64.310081][ T670] simple_read_from_buffer+0xe9/0x160
[ 64.315433][ T670] proc_fail_nth_read+0x19a/0x210
[ 64.320438][ T670] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 64.325962][ T670] ? security_file_permission+0x94/0xb0
[ 64.331488][ T670] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 64.337012][ T670] vfs_read+0x26e/0x8c0
[ 64.341148][ T670] ? __cfi_vfs_read+0x10/0x10
[ 64.345811][ T670] ? __kasan_check_write+0x14/0x20
[ 64.350908][ T670] ? mutex_lock+0x8d/0x1a0
[ 64.355302][ T670] ? __cfi_mutex_lock+0x10/0x10
[ 64.360392][ T670] ? __fdget_pos+0x2cd/0x380
[ 64.364959][ T670] ? ksys_read+0x71/0x240
[ 64.369271][ T670] ksys_read+0x140/0x240
[ 64.373510][ T670] ? __cfi_ksys_read+0x10/0x10
[ 64.378258][ T670] ? debug_smp_processor_id+0x17/0x20
[ 64.383612][ T670] __x64_sys_read+0x7b/0x90
[ 64.388101][ T670] x64_sys_call+0x2f/0x9a0
[ 64.392500][ T670] do_syscall_64+0x4c/0xa0
[ 64.396894][ T670] ? clear_bhb_loop+0x30/0x80
[ 64.401552][ T670] ? clear_bhb_loop+0x30/0x80
[ 64.406221][ T670] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 64.412094][ T670] RIP: 0033:0x7ff510f8d5fc
[ 64.416503][ T670] 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
[ 64.436089][ T670] RSP: 002b:00007ff511ed8030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 64.444495][ T670] RAX: ffffffffffffffda RBX: 00007ff5111c6090 RCX: 00007ff510f8d5fc
[ 64.452445][ T670] RDX: 000000000000000f RSI: 00007ff511ed80a0 RDI: 0000000000000006
[ 64.460397][ T670] RBP: 00007ff511ed8090 R08: 0000000000000000 R09: 0000000000000000
[ 64.468350][ T670] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 64.476309][ T670] R13: 00007ff5111c6128 R14: 00007ff5111c6090 R15: 00007ffe42b94328
[ 64.484283][ T670]
[ 64.488358][ T668] FAULT_INJECTION: forcing a failure.
[ 64.488358][ T668] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 64.501450][ T669] CPU: 0 PID: 669 Comm: syz.3.70 Not tainted syzkaller #0
[ 64.508569][ T669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 64.518696][ T669] Call Trace:
[ 64.521961][ T669]
[ 64.524874][ T669] __dump_stack+0x21/0x24
[ 64.529279][ T669] dump_stack_lvl+0xee/0x150
[ 64.533896][ T669] ? __cfi_dump_stack_lvl+0x8/0x8
[ 64.538908][ T669] dump_stack+0x15/0x24
[ 64.543049][ T669] should_fail_ex+0x3d4/0x520
[ 64.547829][ T669] should_fail+0xb/0x10
[ 64.551974][ T669] should_fail_usercopy+0x1a/0x20
[ 64.556988][ T669] _copy_to_user+0x1e/0x90
[ 64.561388][ T669] simple_read_from_buffer+0xe9/0x160
[ 64.566857][ T669] proc_fail_nth_read+0x19a/0x210
[ 64.571861][ T669] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 64.577389][ T669] ? security_file_permission+0x94/0xb0
[ 64.582914][ T669] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 64.588464][ T669] vfs_read+0x26e/0x8c0
[ 64.592605][ T669] ? __cfi_vfs_read+0x10/0x10
[ 64.597268][ T669] ? __kasan_check_write+0x14/0x20
[ 64.602467][ T669] ? mutex_lock+0x8d/0x1a0
[ 64.606902][ T669] ? __cfi_mutex_lock+0x10/0x10
[ 64.611851][ T669] ? __fdget_pos+0x2cd/0x380
[ 64.616432][ T669] ? ksys_read+0x71/0x240
[ 64.620795][ T669] ksys_read+0x140/0x240
[ 64.625041][ T669] ? __cfi_ksys_read+0x10/0x10
[ 64.629798][ T669] ? debug_smp_processor_id+0x17/0x20
[ 64.635158][ T669] __x64_sys_read+0x7b/0x90
[ 64.639649][ T669] x64_sys_call+0x2f/0x9a0
[ 64.644052][ T669] do_syscall_64+0x4c/0xa0
[ 64.648453][ T669] ? clear_bhb_loop+0x30/0x80
[ 64.653134][ T669] ? clear_bhb_loop+0x30/0x80
[ 64.657800][ T669] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 64.663710][ T669] RIP: 0033:0x7ffbe778d5fc
[ 64.668123][ T669] 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
[ 64.687723][ T669] RSP: 002b:00007ffbe8610030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 64.696123][ T669] RAX: ffffffffffffffda RBX: 00007ffbe79c6090 RCX: 00007ffbe778d5fc
[ 64.704077][ T669] RDX: 000000000000000f RSI: 00007ffbe86100a0 RDI: 0000000000000004
[ 64.712037][ T669] RBP: 00007ffbe8610090 R08: 0000000000000000 R09: 0000000000000000
[ 64.719989][ T669] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 64.727938][ T669] R13: 00007ffbe79c6128 R14: 00007ffbe79c6090 R15: 00007ffe63895598
[ 64.735925][ T669]
[ 64.739804][ T668] CPU: 0 PID: 668 Comm: syz.0.71 Not tainted syzkaller #0
[ 64.746931][ T668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 64.756976][ T668] Call Trace:
[ 64.760864][ T668]
[ 64.764062][ T668] __dump_stack+0x21/0x24
[ 64.768396][ T668] dump_stack_lvl+0xee/0x150
[ 64.773007][ T668] ? __cfi_dump_stack_lvl+0x8/0x8
[ 64.778027][ T668] dump_stack+0x15/0x24
[ 64.782167][ T668] should_fail_ex+0x3d4/0x520
[ 64.786832][ T668] should_fail+0xb/0x10
[ 64.790968][ T668] should_fail_usercopy+0x1a/0x20
[ 64.795980][ T668] _copy_to_user+0x1e/0x90
[ 64.800377][ T668] simple_read_from_buffer+0xe9/0x160
[ 64.805815][ T668] proc_fail_nth_read+0x19a/0x210
[ 64.810820][ T668] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 64.816342][ T668] ? security_file_permission+0x94/0xb0
[ 64.821870][ T668] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 64.827393][ T668] vfs_read+0x26e/0x8c0
[ 64.831534][ T668] ? __cfi_vfs_read+0x10/0x10
[ 64.836206][ T668] ? __kasan_check_write+0x14/0x20
[ 64.841365][ T668] ? mutex_lock+0x8d/0x1a0
[ 64.845778][ T668] ? __cfi_mutex_lock+0x10/0x10
[ 64.850612][ T668] ? __fdget_pos+0x2cd/0x380
[ 64.855180][ T668] ? ksys_read+0x71/0x240
[ 64.859495][ T668] ksys_read+0x140/0x240
[ 64.863723][ T668] ? __cfi_ksys_read+0x10/0x10
[ 64.868563][ T668] ? debug_smp_processor_id+0x17/0x20
[ 64.873921][ T668] __x64_sys_read+0x7b/0x90
[ 64.878435][ T668] x64_sys_call+0x2f/0x9a0
[ 64.882835][ T668] do_syscall_64+0x4c/0xa0
[ 64.887238][ T668] ? clear_bhb_loop+0x30/0x80
[ 64.891905][ T668] ? clear_bhb_loop+0x30/0x80
[ 64.896573][ T668] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 64.902448][ T668] RIP: 0033:0x7f49a718d5fc
[ 64.906848][ T668] 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
[ 64.926433][ T668] RSP: 002b:00007f49a7f3c030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 64.934835][ T668] RAX: ffffffffffffffda RBX: 00007f49a73c6090 RCX: 00007f49a718d5fc
[ 64.942788][ T668] RDX: 000000000000000f RSI: 00007f49a7f3c0a0 RDI: 0000000000000004
[ 64.950740][ T668] RBP: 00007f49a7f3c090 R08: 0000000000000000 R09: 0000000000000000
[ 64.958699][ T668] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 64.966672][ T668] R13: 00007f49a73c6128 R14: 00007f49a73c6090 R15: 00007fffb0eb5208
[ 64.974721][ T668]
2025/09/15 10:41:43 executed programs: 65
[ 65.011828][ T676] FAULT_INJECTION: forcing a failure.
[ 65.011828][ T676] name failslab, interval 1, probability 0, space 0, times 0
[ 65.024624][ T676] CPU: 1 PID: 676 Comm: syz.1.74 Not tainted syzkaller #0
[ 65.031754][ T676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 65.041898][ T676] Call Trace:
[ 65.045159][ T676]
[ 65.048074][ T676] __dump_stack+0x21/0x24
[ 65.052390][ T676] dump_stack_lvl+0xee/0x150
[ 65.058093][ T676] ? __cfi_dump_stack_lvl+0x8/0x8
[ 65.063114][ T676] dump_stack+0x15/0x24
[ 65.067246][ T676] should_fail_ex+0x3d4/0x520
[ 65.071916][ T676] __should_failslab+0xac/0xf0
[ 65.076687][ T676] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 65.082687][ T676] should_failslab+0x9/0x20
[ 65.087190][ T676] __kmem_cache_alloc_node+0x3d/0x2c0
[ 65.092547][ T676] ? __cfi_mutex_lock+0x10/0x10
[ 65.097378][ T676] ? delete_node+0x3dc/0xa60
[ 65.102031][ T676] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 65.107991][ T676] __kmalloc+0xa1/0x1e0
[ 65.112128][ T676] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 65.118196][ T676] tracepoint_probe_unregister+0x1e6/0x8b0
[ 65.123986][ T676] bpf_probe_unregister+0x61/0x70
[ 65.128993][ T676] bpf_raw_tp_link_release+0x63/0x90
[ 65.134258][ T676] bpf_link_free+0x13a/0x390
[ 65.138829][ T676] ? bpf_link_put_deferred+0x20/0x20
[ 65.144094][ T676] bpf_link_release+0x15f/0x170
[ 65.148946][ T676] ? __cfi_bpf_link_release+0x10/0x10
[ 65.154316][ T676] __fput+0x1fc/0x8f0
[ 65.158349][ T676] ____fput+0x15/0x20
[ 65.162313][ T676] task_work_run+0x1db/0x240
[ 65.166881][ T676] ? __cfi_task_work_run+0x10/0x10
[ 65.171988][ T676] ? filp_close+0x111/0x160
[ 65.176479][ T676] exit_to_user_mode_loop+0x9b/0xb0
[ 65.181747][ T676] exit_to_user_mode_prepare+0x5a/0xa0
[ 65.187203][ T676] syscall_exit_to_user_mode+0x1a/0x30
[ 65.192668][ T676] do_syscall_64+0x58/0xa0
[ 65.197067][ T676] ? clear_bhb_loop+0x30/0x80
[ 65.201726][ T676] ? clear_bhb_loop+0x30/0x80
[ 65.206397][ T676] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 65.212274][ T676] RIP: 0033:0x7f9e5c98ebe9
[ 65.216675][ T676] 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
[ 65.236261][ T676] RSP: 002b:00007f9e5d8cf038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 65.244752][ T676] RAX: 0000000000000000 RBX: 00007f9e5cbc5fa0 RCX: 00007f9e5c98ebe9
[ 65.252714][ T676] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 65.260677][ T676] RBP: 00007f9e5d8cf090 R08: 0000000000000000 R09: 0000000000000000
[ 65.268657][ T676] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 65.276625][ T676] R13: 00007f9e5cbc6038 R14: 00007f9e5cbc5fa0 R15: 00007fffdfde4248
[ 65.284598][ T676]
[ 65.288682][ T678] FAULT_INJECTION: forcing a failure.
[ 65.288682][ T678] name failslab, interval 1, probability 0, space 0, times 0
[ 65.304070][ T678] CPU: 1 PID: 678 Comm: syz.5.75 Not tainted syzkaller #0
[ 65.311206][ T678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 65.321264][ T678] Call Trace:
[ 65.324543][ T678]
[ 65.327472][ T678] __dump_stack+0x21/0x24
[ 65.331818][ T678] dump_stack_lvl+0xee/0x150
[ 65.336429][ T678] ? __cfi_dump_stack_lvl+0x8/0x8
[ 65.341798][ T678] dump_stack+0x15/0x24
[ 65.345957][ T678] should_fail_ex+0x3d4/0x520
[ 65.350631][ T678] __should_failslab+0xac/0xf0
[ 65.355481][ T678] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 65.361475][ T678] should_failslab+0x9/0x20
[ 65.365969][ T678] __kmem_cache_alloc_node+0x3d/0x2c0
[ 65.371335][ T678] ? __cfi_mutex_lock+0x10/0x10
[ 65.376183][ T678] ? delete_node+0x3dc/0xa60
[ 65.380803][ T678] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 65.386778][ T678] __kmalloc+0xa1/0x1e0
[ 65.390956][ T678] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 65.397024][ T678] tracepoint_probe_unregister+0x1e6/0x8b0
[ 65.402823][ T678] bpf_probe_unregister+0x61/0x70
[ 65.407844][ T678] bpf_raw_tp_link_release+0x63/0x90
[ 65.413126][ T678] bpf_link_free+0x13a/0x390
[ 65.417720][ T678] ? bpf_link_put_deferred+0x20/0x20
[ 65.422997][ T678] bpf_link_release+0x15f/0x170
[ 65.427842][ T678] ? __cfi_bpf_link_release+0x10/0x10
[ 65.433202][ T678] __fput+0x1fc/0x8f0
[ 65.437184][ T678] ____fput+0x15/0x20
[ 65.441168][ T678] task_work_run+0x1db/0x240
[ 65.445756][ T678] ? __cfi_task_work_run+0x10/0x10
[ 65.450876][ T678] ? filp_close+0x111/0x160
[ 65.455378][ T678] exit_to_user_mode_loop+0x9b/0xb0
[ 65.460576][ T678] exit_to_user_mode_prepare+0x5a/0xa0
[ 65.466022][ T678] syscall_exit_to_user_mode+0x1a/0x30
[ 65.471496][ T678] do_syscall_64+0x58/0xa0
[ 65.475916][ T678] ? clear_bhb_loop+0x30/0x80
[ 65.480596][ T678] ? clear_bhb_loop+0x30/0x80
[ 65.485265][ T678] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 65.491148][ T678] RIP: 0033:0x7f903ed8ebe9
[ 65.495578][ T678] 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
[ 65.515179][ T678] RSP: 002b:00007f903fb60038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 65.523587][ T678] RAX: 0000000000000000 RBX: 00007f903efc5fa0 RCX: 00007f903ed8ebe9
[ 65.531550][ T678] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 65.539519][ T678] RBP: 00007f903fb60090 R08: 0000000000000000 R09: 0000000000000000
[ 65.547490][ T678] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 65.555536][ T678] R13: 00007f903efc6038 R14: 00007f903efc5fa0 R15: 00007ffe07641f38
[ 65.563514][ T678]
[ 65.571188][ T674] FAULT_INJECTION: forcing a failure.
[ 65.571188][ T674] name failslab, interval 1, probability 0, space 0, times 0
[ 65.586901][ T674] CPU: 1 PID: 674 Comm: syz.3.73 Not tainted syzkaller #0
[ 65.594042][ T674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 65.604103][ T674] Call Trace:
[ 65.607420][ T674]
[ 65.610343][ T674] __dump_stack+0x21/0x24
[ 65.614660][ T674] dump_stack_lvl+0xee/0x150
[ 65.619251][ T674] ? __cfi_dump_stack_lvl+0x8/0x8
[ 65.624267][ T674] dump_stack+0x15/0x24
[ 65.628403][ T674] should_fail_ex+0x3d4/0x520
[ 65.633077][ T674] __should_failslab+0xac/0xf0
[ 65.637826][ T674] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 65.643818][ T674] should_failslab+0x9/0x20
[ 65.648338][ T674] __kmem_cache_alloc_node+0x3d/0x2c0
[ 65.653694][ T674] ? __cfi_mutex_lock+0x10/0x10
[ 65.658525][ T674] ? delete_node+0x3e6/0xa60
[ 65.663097][ T674] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 65.669079][ T674] __kmalloc+0xa1/0x1e0
[ 65.673244][ T674] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 65.679295][ T674] tracepoint_probe_unregister+0x1e6/0x8b0
[ 65.685083][ T674] bpf_probe_unregister+0x61/0x70
[ 65.690100][ T674] bpf_raw_tp_link_release+0x63/0x90
[ 65.695368][ T674] bpf_link_free+0x13a/0x390
[ 65.699964][ T674] ? bpf_link_put_deferred+0x20/0x20
[ 65.705236][ T674] bpf_link_release+0x15f/0x170
[ 65.710067][ T674] ? __cfi_bpf_link_release+0x10/0x10
[ 65.715420][ T674] __fput+0x1fc/0x8f0
[ 65.719383][ T674] ____fput+0x15/0x20
[ 65.723366][ T674] task_work_run+0x1db/0x240
[ 65.727943][ T674] ? __cfi_task_work_run+0x10/0x10
[ 65.733032][ T674] ? filp_close+0x111/0x160
[ 65.737519][ T674] exit_to_user_mode_loop+0x9b/0xb0
[ 65.742696][ T674] exit_to_user_mode_prepare+0x5a/0xa0
[ 65.748160][ T674] syscall_exit_to_user_mode+0x1a/0x30
[ 65.753633][ T674] do_syscall_64+0x58/0xa0
[ 65.758038][ T674] ? clear_bhb_loop+0x30/0x80
[ 65.762691][ T674] ? clear_bhb_loop+0x30/0x80
[ 65.767348][ T674] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 65.773217][ T674] RIP: 0033:0x7ffbe778ebe9
[ 65.777612][ T674] 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
[ 65.797201][ T674] RSP: 002b:00007ffbe8631038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 65.805694][ T674] RAX: 0000000000000000 RBX: 00007ffbe79c5fa0 RCX: 00007ffbe778ebe9
[ 65.813749][ T674] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 65.821701][ T674] RBP: 00007ffbe8631090 R08: 0000000000000000 R09: 0000000000000000
[ 65.829655][ T674] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 65.837606][ T674] R13: 00007ffbe79c6038 R14: 00007ffbe79c5fa0 R15: 00007ffe63895598
[ 65.845565][ T674]
[ 65.861962][ T680] FAULT_INJECTION: forcing a failure.
[ 65.861962][ T680] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 65.875205][ T680] CPU: 1 PID: 680 Comm: syz.1.76 Not tainted syzkaller #0
[ 65.882327][ T680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 65.892362][ T680] Call Trace:
[ 65.895629][ T680]
[ 65.898539][ T680] __dump_stack+0x21/0x24
[ 65.902850][ T680] dump_stack_lvl+0xee/0x150
[ 65.907447][ T680] ? __cfi_dump_stack_lvl+0x8/0x8
[ 65.912455][ T680] dump_stack+0x15/0x24
[ 65.916692][ T680] should_fail_ex+0x3d4/0x520
[ 65.921383][ T680] should_fail+0xb/0x10
[ 65.925538][ T680] should_fail_usercopy+0x1a/0x20
[ 65.930646][ T680] _copy_to_user+0x1e/0x90
[ 65.935048][ T680] simple_read_from_buffer+0xe9/0x160
[ 65.940406][ T680] proc_fail_nth_read+0x19a/0x210
[ 65.945417][ T680] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 65.950948][ T680] ? security_file_permission+0x94/0xb0
[ 65.956480][ T680] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 65.962005][ T680] vfs_read+0x26e/0x8c0
[ 65.966146][ T680] ? __cfi_vfs_read+0x10/0x10
[ 65.970805][ T680] ? __kasan_check_write+0x14/0x20
[ 65.975903][ T680] ? mutex_lock+0x8d/0x1a0
[ 65.980310][ T680] ? __cfi_mutex_lock+0x10/0x10
[ 65.985155][ T680] ? __fdget_pos+0x2cd/0x380
[ 65.989731][ T680] ? ksys_read+0x71/0x240
[ 65.994048][ T680] ksys_read+0x140/0x240
[ 65.998278][ T680] ? __cfi_ksys_read+0x10/0x10
[ 66.003126][ T680] ? debug_smp_processor_id+0x17/0x20
[ 66.008490][ T680] __x64_sys_read+0x7b/0x90
[ 66.013338][ T680] x64_sys_call+0x2f/0x9a0
[ 66.017915][ T680] do_syscall_64+0x4c/0xa0
[ 66.022327][ T680] ? clear_bhb_loop+0x30/0x80
[ 66.026996][ T680] ? clear_bhb_loop+0x30/0x80
[ 66.031664][ T680] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 66.037548][ T680] RIP: 0033:0x7f9e5c98d5fc
[ 66.041966][ T680] 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
[ 66.061554][ T680] RSP: 002b:00007f9e5d8cf030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 66.069955][ T680] RAX: ffffffffffffffda RBX: 00007f9e5cbc5fa0 RCX: 00007f9e5c98d5fc
[ 66.077911][ T680] RDX: 000000000000000f RSI: 00007f9e5d8cf0a0 RDI: 0000000000000006
[ 66.085891][ T680] RBP: 00007f9e5d8cf090 R08: 0000000000000000 R09: 0000000000000000
[ 66.093842][ T680] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 66.101794][ T680] R13: 00007f9e5cbc6038 R14: 00007f9e5cbc5fa0 R15: 00007fffdfde4248
[ 66.109757][ T680]
[ 66.115148][ T684] FAULT_INJECTION: forcing a failure.
[ 66.115148][ T684] name failslab, interval 1, probability 0, space 0, times 0
[ 66.127843][ T684] CPU: 1 PID: 684 Comm: syz.5.78 Not tainted syzkaller #0
[ 66.134977][ T684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 66.145118][ T684] Call Trace:
[ 66.148395][ T684]
[ 66.151317][ T684] __dump_stack+0x21/0x24
[ 66.155646][ T684] dump_stack_lvl+0xee/0x150
[ 66.160275][ T684] ? __cfi_dump_stack_lvl+0x8/0x8
[ 66.165308][ T684] dump_stack+0x15/0x24
[ 66.169448][ T684] should_fail_ex+0x3d4/0x520
[ 66.174120][ T684] __should_failslab+0xac/0xf0
[ 66.178899][ T684] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 66.184992][ T684] should_failslab+0x9/0x20
[ 66.189650][ T684] __kmem_cache_alloc_node+0x3d/0x2c0
[ 66.195002][ T684] ? __cfi_mutex_lock+0x10/0x10
[ 66.199830][ T684] ? delete_node+0x3dc/0xa60
[ 66.204397][ T684] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 66.210377][ T684] __kmalloc+0xa1/0x1e0
[ 66.214524][ T684] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 66.220578][ T684] tracepoint_probe_unregister+0x1e6/0x8b0
[ 66.226378][ T684] bpf_probe_unregister+0x61/0x70
[ 66.231392][ T684] bpf_raw_tp_link_release+0x63/0x90
[ 66.236687][ T684] bpf_link_free+0x13a/0x390
[ 66.241353][ T684] ? bpf_link_put_deferred+0x20/0x20
[ 66.246620][ T684] bpf_link_release+0x15f/0x170
[ 66.251465][ T684] ? __cfi_bpf_link_release+0x10/0x10
[ 66.256816][ T684] __fput+0x1fc/0x8f0
[ 66.260779][ T684] ____fput+0x15/0x20
[ 66.264745][ T684] task_work_run+0x1db/0x240
[ 66.269336][ T684] ? __cfi_task_work_run+0x10/0x10
[ 66.274460][ T684] ? filp_close+0x111/0x160
[ 66.278945][ T684] exit_to_user_mode_loop+0x9b/0xb0
[ 66.284124][ T684] exit_to_user_mode_prepare+0x5a/0xa0
[ 66.289564][ T684] syscall_exit_to_user_mode+0x1a/0x30
[ 66.295101][ T684] do_syscall_64+0x58/0xa0
[ 66.299510][ T684] ? clear_bhb_loop+0x30/0x80
[ 66.304716][ T684] ? clear_bhb_loop+0x30/0x80
[ 66.309377][ T684] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 66.315253][ T684] RIP: 0033:0x7f903ed8ebe9
[ 66.319649][ T684] 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
[ 66.339236][ T684] RSP: 002b:00007f903fb60038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 66.347678][ T684] RAX: 0000000000000000 RBX: 00007f903efc5fa0 RCX: 00007f903ed8ebe9
[ 66.355639][ T684] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 66.363593][ T684] RBP: 00007f903fb60090 R08: 0000000000000000 R09: 0000000000000000
[ 66.371639][ T684] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 66.379600][ T684] R13: 00007f903efc6038 R14: 00007f903efc5fa0 R15: 00007ffe07641f38
[ 66.387598][ T684]
[ 66.391258][ T688] FAULT_INJECTION: forcing a failure.
[ 66.391258][ T688] name failslab, interval 1, probability 0, space 0, times 0
[ 66.404473][ T688] CPU: 0 PID: 688 Comm: syz.0.80 Not tainted syzkaller #0
[ 66.411616][ T688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 66.421692][ T688] Call Trace:
[ 66.424959][ T688]
[ 66.427876][ T688] __dump_stack+0x21/0x24
[ 66.432227][ T688] dump_stack_lvl+0xee/0x150
[ 66.436930][ T688] ? __cfi_dump_stack_lvl+0x8/0x8
[ 66.441942][ T688] dump_stack+0x15/0x24
[ 66.446109][ T688] should_fail_ex+0x3d4/0x520
[ 66.450775][ T688] __should_failslab+0xac/0xf0
[ 66.455532][ T688] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 66.461510][ T688] should_failslab+0x9/0x20
[ 66.466018][ T688] __kmem_cache_alloc_node+0x3d/0x2c0
[ 66.471377][ T688] ? __cfi_mutex_lock+0x10/0x10
[ 66.476222][ T688] ? delete_node+0x3e6/0xa60
[ 66.480794][ T688] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 66.486786][ T688] __kmalloc+0xa1/0x1e0
[ 66.490929][ T688] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 66.496990][ T688] tracepoint_probe_unregister+0x1e6/0x8b0
[ 66.502785][ T688] bpf_probe_unregister+0x61/0x70
[ 66.507795][ T688] bpf_raw_tp_link_release+0x63/0x90
[ 66.513068][ T688] bpf_link_free+0x13a/0x390
[ 66.517653][ T688] ? bpf_link_put_deferred+0x20/0x20
[ 66.522923][ T688] bpf_link_release+0x15f/0x170
[ 66.527754][ T688] ? __cfi_bpf_link_release+0x10/0x10
[ 66.533102][ T688] __fput+0x1fc/0x8f0
[ 66.537067][ T688] ____fput+0x15/0x20
[ 66.541028][ T688] task_work_run+0x1db/0x240
[ 66.545599][ T688] ? __cfi_task_work_run+0x10/0x10
[ 66.550691][ T688] ? filp_close+0x111/0x160
[ 66.555191][ T688] exit_to_user_mode_loop+0x9b/0xb0
[ 66.560376][ T688] exit_to_user_mode_prepare+0x5a/0xa0
[ 66.565990][ T688] syscall_exit_to_user_mode+0x1a/0x30
[ 66.571443][ T688] do_syscall_64+0x58/0xa0
[ 66.575854][ T688] ? clear_bhb_loop+0x30/0x80
[ 66.580526][ T688] ? clear_bhb_loop+0x30/0x80
[ 66.585200][ T688] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 66.591077][ T688] RIP: 0033:0x7f49a718ebe9
[ 66.595475][ T688] 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
[ 66.615064][ T688] RSP: 002b:00007f49a7f5d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 66.623463][ T688] RAX: 0000000000000000 RBX: 00007f49a73c5fa0 RCX: 00007f49a718ebe9
[ 66.631430][ T688] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 66.639406][ T688] RBP: 00007f49a7f5d090 R08: 0000000000000000 R09: 0000000000000000
[ 66.647393][ T688] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 66.655349][ T688] R13: 00007f49a73c6038 R14: 00007f49a73c5fa0 R15: 00007fffb0eb5208
[ 66.663310][ T688]
[ 66.667751][ T682] FAULT_INJECTION: forcing a failure.
[ 66.667751][ T682] name failslab, interval 1, probability 0, space 0, times 0
[ 66.680380][ T682] CPU: 0 PID: 682 Comm: syz.4.77 Not tainted syzkaller #0
[ 66.687491][ T682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 66.697529][ T682] Call Trace:
[ 66.700789][ T682]
[ 66.703710][ T682] __dump_stack+0x21/0x24
[ 66.708026][ T682] dump_stack_lvl+0xee/0x150
[ 66.712600][ T682] ? __cfi_dump_stack_lvl+0x8/0x8
[ 66.717615][ T682] dump_stack+0x15/0x24
[ 66.721756][ T682] should_fail_ex+0x3d4/0x520
[ 66.726413][ T682] __should_failslab+0xac/0xf0
[ 66.731156][ T682] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 66.737125][ T682] should_failslab+0x9/0x20
[ 66.741612][ T682] __kmem_cache_alloc_node+0x3d/0x2c0
[ 66.746961][ T682] ? __cfi_mutex_lock+0x10/0x10
[ 66.751787][ T682] ? delete_node+0x3dc/0xa60
[ 66.756353][ T682] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 66.762499][ T682] __kmalloc+0xa1/0x1e0
[ 66.766734][ T682] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 66.772785][ T682] tracepoint_probe_unregister+0x1e6/0x8b0
[ 66.778582][ T682] bpf_probe_unregister+0x61/0x70
[ 66.783630][ T682] bpf_raw_tp_link_release+0x63/0x90
[ 66.788899][ T682] bpf_link_free+0x13a/0x390
[ 66.793476][ T682] ? bpf_link_put_deferred+0x20/0x20
[ 66.798744][ T682] bpf_link_release+0x15f/0x170
[ 66.803593][ T682] ? __cfi_bpf_link_release+0x10/0x10
[ 66.808943][ T682] __fput+0x1fc/0x8f0
[ 66.813344][ T682] ____fput+0x15/0x20
[ 66.817325][ T682] task_work_run+0x1db/0x240
[ 66.821908][ T682] ? __cfi_task_work_run+0x10/0x10
[ 66.826997][ T682] ? filp_close+0x111/0x160
[ 66.831484][ T682] exit_to_user_mode_loop+0x9b/0xb0
[ 66.836667][ T682] exit_to_user_mode_prepare+0x5a/0xa0
[ 66.842110][ T682] syscall_exit_to_user_mode+0x1a/0x30
[ 66.847593][ T682] do_syscall_64+0x58/0xa0
[ 66.851989][ T682] ? clear_bhb_loop+0x30/0x80
[ 66.856645][ T682] ? clear_bhb_loop+0x30/0x80
[ 66.861406][ T682] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 66.867295][ T682] RIP: 0033:0x7ff510f8ebe9
[ 66.871686][ T682] 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
[ 66.891357][ T682] RSP: 002b:00007ff511ef9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 66.899776][ T682] RAX: 0000000000000000 RBX: 00007ff5111c5fa0 RCX: 00007ff510f8ebe9
[ 66.907741][ T682] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 66.915718][ T682] RBP: 00007ff511ef9090 R08: 0000000000000000 R09: 0000000000000000
[ 66.923678][ T682] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 66.931630][ T682] R13: 00007ff5111c6038 R14: 00007ff5111c5fa0 R15: 00007ffe42b94328
[ 66.939605][ T682]
[ 66.943286][ T690] FAULT_INJECTION: forcing a failure.
[ 66.943286][ T690] name failslab, interval 1, probability 0, space 0, times 0
[ 66.956111][ T690] CPU: 0 PID: 690 Comm: syz.1.81 Not tainted syzkaller #0
[ 66.959880][ T698] FAULT_INJECTION: forcing a failure.
[ 66.959880][ T698] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 66.963226][ T690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 66.963237][ T690] Call Trace:
[ 66.963242][ T690]
[ 66.963248][ T690] __dump_stack+0x21/0x24
[ 66.963273][ T690] dump_stack_lvl+0xee/0x150
[ 66.963291][ T690] ? __cfi_dump_stack_lvl+0x8/0x8
[ 67.006420][ T690] ? call_rcu+0xb83/0xf90
[ 67.010755][ T690] dump_stack+0x15/0x24
[ 67.014896][ T690] should_fail_ex+0x3d4/0x520
[ 67.019561][ T690] __should_failslab+0xac/0xf0
[ 67.024311][ T690] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 67.030280][ T690] should_failslab+0x9/0x20
[ 67.034776][ T690] __kmem_cache_alloc_node+0x3d/0x2c0
[ 67.040139][ T690] ? __cfi_mutex_lock+0x10/0x10
[ 67.044977][ T690] ? delete_node+0x3e6/0xa60
[ 67.049658][ T690] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 67.055626][ T690] __kmalloc+0xa1/0x1e0
[ 67.059773][ T690] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 67.065831][ T690] tracepoint_probe_unregister+0x1e6/0x8b0
[ 67.071627][ T690] bpf_probe_unregister+0x61/0x70
[ 67.076645][ T690] bpf_raw_tp_link_release+0x63/0x90
[ 67.081924][ T690] bpf_link_free+0x13a/0x390
[ 67.086504][ T690] ? bpf_link_put_deferred+0x20/0x20
[ 67.091783][ T690] bpf_link_release+0x15f/0x170
[ 67.096619][ T690] ? __cfi_bpf_link_release+0x10/0x10
[ 67.101984][ T690] __fput+0x1fc/0x8f0
[ 67.105980][ T690] ____fput+0x15/0x20
[ 67.109949][ T690] task_work_run+0x1db/0x240
[ 67.114527][ T690] ? __cfi_task_work_run+0x10/0x10
[ 67.119627][ T690] ? filp_close+0x111/0x160
[ 67.124130][ T690] exit_to_user_mode_loop+0x9b/0xb0
[ 67.129318][ T690] exit_to_user_mode_prepare+0x5a/0xa0
[ 67.134765][ T690] syscall_exit_to_user_mode+0x1a/0x30
[ 67.140213][ T690] do_syscall_64+0x58/0xa0
[ 67.144621][ T690] ? clear_bhb_loop+0x30/0x80
[ 67.149291][ T690] ? clear_bhb_loop+0x30/0x80
[ 67.154050][ T690] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 67.159931][ T690] RIP: 0033:0x7f9e5c98ebe9
[ 67.164338][ T690] 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
[ 67.183931][ T690] RSP: 002b:00007f9e5d8cf038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 67.192332][ T690] RAX: 0000000000000000 RBX: 00007f9e5cbc5fa0 RCX: 00007f9e5c98ebe9
[ 67.200288][ T690] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 67.208240][ T690] RBP: 00007f9e5d8cf090 R08: 0000000000000000 R09: 0000000000000000
[ 67.216202][ T690] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 67.224158][ T690] R13: 00007f9e5cbc6038 R14: 00007f9e5cbc5fa0 R15: 00007fffdfde4248
[ 67.232125][ T690]
[ 67.235357][ T698] CPU: 1 PID: 698 Comm: syz.5.82 Not tainted syzkaller #0
[ 67.242487][ T698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 67.252540][ T698] Call Trace:
[ 67.255808][ T698]
[ 67.258750][ T698] __dump_stack+0x21/0x24
[ 67.263069][ T698] dump_stack_lvl+0xee/0x150
[ 67.267644][ T698] ? __cfi_dump_stack_lvl+0x8/0x8
[ 67.272661][ T698] dump_stack+0x15/0x24
[ 67.276793][ T698] should_fail_ex+0x3d4/0x520
[ 67.281455][ T698] should_fail+0xb/0x10
[ 67.285595][ T698] should_fail_usercopy+0x1a/0x20
[ 67.290601][ T698] _copy_to_user+0x1e/0x90
[ 67.295005][ T698] simple_read_from_buffer+0xe9/0x160
[ 67.300360][ T698] proc_fail_nth_read+0x19a/0x210
[ 67.305450][ T698] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 67.311323][ T698] ? security_file_permission+0x94/0xb0
[ 67.316849][ T698] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 67.322376][ T698] vfs_read+0x26e/0x8c0
[ 67.326519][ T698] ? __cfi_vfs_read+0x10/0x10
[ 67.331177][ T698] ? __kasan_check_write+0x14/0x20
[ 67.336274][ T698] ? mutex_lock+0x8d/0x1a0
[ 67.340670][ T698] ? __cfi_mutex_lock+0x10/0x10
[ 67.345513][ T698] ? __fdget_pos+0x2cd/0x380
[ 67.350121][ T698] ? ksys_read+0x71/0x240
[ 67.354441][ T698] ksys_read+0x140/0x240
[ 67.358677][ T698] ? __cfi_ksys_read+0x10/0x10
[ 67.363445][ T698] ? debug_smp_processor_id+0x17/0x20
[ 67.368817][ T698] __x64_sys_read+0x7b/0x90
[ 67.373317][ T698] x64_sys_call+0x2f/0x9a0
[ 67.377715][ T698] do_syscall_64+0x4c/0xa0
[ 67.382112][ T698] ? clear_bhb_loop+0x30/0x80
[ 67.386772][ T698] ? clear_bhb_loop+0x30/0x80
[ 67.391431][ T698] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 67.397308][ T698] RIP: 0033:0x7f903ed8d5fc
[ 67.401704][ T698] 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
[ 67.421451][ T698] RSP: 002b:00007f903fb3f030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 67.429864][ T698] RAX: ffffffffffffffda RBX: 00007f903efc6090 RCX: 00007f903ed8d5fc
[ 67.437819][ T698] RDX: 000000000000000f RSI: 00007f903fb3f0a0 RDI: 0000000000000006
[ 67.445771][ T698] RBP: 00007f903fb3f090 R08: 0000000000000000 R09: 0000000000000000
[ 67.453756][ T698] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 67.461797][ T698] R13: 00007f903efc6128 R14: 00007f903efc6090 R15: 00007ffe07641f38
[ 67.469764][ T698]
[ 67.474072][ T699] FAULT_INJECTION: forcing a failure.
[ 67.474072][ T699] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 67.488476][ T699] CPU: 1 PID: 699 Comm: syz.0.83 Not tainted syzkaller #0
[ 67.495611][ T699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 67.505669][ T699] Call Trace:
[ 67.508949][ T699]
[ 67.511865][ T699] __dump_stack+0x21/0x24
[ 67.516262][ T699] dump_stack_lvl+0xee/0x150
[ 67.520942][ T699] ? __cfi_dump_stack_lvl+0x8/0x8
[ 67.525944][ T699] dump_stack+0x15/0x24
[ 67.530160][ T699] should_fail_ex+0x3d4/0x520
[ 67.534826][ T699] should_fail+0xb/0x10
[ 67.539047][ T699] should_fail_usercopy+0x1a/0x20
[ 67.544055][ T699] _copy_to_user+0x1e/0x90
[ 67.548463][ T699] simple_read_from_buffer+0xe9/0x160
[ 67.553816][ T699] proc_fail_nth_read+0x19a/0x210
[ 67.558821][ T699] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 67.564432][ T699] ? security_file_permission+0x94/0xb0
[ 67.569984][ T699] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 67.575510][ T699] vfs_read+0x26e/0x8c0
[ 67.579662][ T699] ? __cfi_vfs_read+0x10/0x10
[ 67.584331][ T699] ? __kasan_check_write+0x14/0x20
[ 67.589426][ T699] ? mutex_lock+0x8d/0x1a0
[ 67.593853][ T699] ? __cfi_mutex_lock+0x10/0x10
[ 67.598688][ T699] ? __fdget_pos+0x2cd/0x380
[ 67.603342][ T699] ? ksys_read+0x71/0x240
[ 67.607656][ T699] ksys_read+0x140/0x240
[ 67.612320][ T699] ? __cfi_ksys_read+0x10/0x10
[ 67.617067][ T699] ? debug_smp_processor_id+0x17/0x20
[ 67.622425][ T699] __x64_sys_read+0x7b/0x90
[ 67.626913][ T699] x64_sys_call+0x2f/0x9a0
[ 67.631314][ T699] do_syscall_64+0x4c/0xa0
[ 67.635712][ T699] ? clear_bhb_loop+0x30/0x80
[ 67.640372][ T699] ? clear_bhb_loop+0x30/0x80
[ 67.645037][ T699] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 67.650936][ T699] RIP: 0033:0x7f49a718d5fc
[ 67.655426][ T699] 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
[ 67.675010][ T699] RSP: 002b:00007f49a7f3c030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 67.683406][ T699] RAX: ffffffffffffffda RBX: 00007f49a73c6090 RCX: 00007f49a718d5fc
[ 67.691450][ T699] RDX: 000000000000000f RSI: 00007f49a7f3c0a0 RDI: 0000000000000006
[ 67.699417][ T699] RBP: 00007f49a7f3c090 R08: 0000000000000000 R09: 0000000000000000
[ 67.707367][ T699] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 67.715317][ T699] R13: 00007f49a73c6128 R14: 00007f49a73c6090 R15: 00007fffb0eb5208
[ 67.723312][ T699]
[ 67.728315][ T704] FAULT_INJECTION: forcing a failure.
[ 67.728315][ T704] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 67.741982][ T704] CPU: 0 PID: 704 Comm: syz.4.84 Not tainted syzkaller #0
[ 67.749116][ T704] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 67.759198][ T704] Call Trace:
[ 67.762461][ T704]
[ 67.765373][ T704] __dump_stack+0x21/0x24
[ 67.769692][ T704] dump_stack_lvl+0xee/0x150
[ 67.774263][ T704] ? __cfi_dump_stack_lvl+0x8/0x8
[ 67.779359][ T704] dump_stack+0x15/0x24
[ 67.783494][ T704] should_fail_ex+0x3d4/0x520
[ 67.788205][ T704] should_fail+0xb/0x10
[ 67.792344][ T704] should_fail_usercopy+0x1a/0x20
[ 67.797350][ T704] _copy_to_user+0x1e/0x90
[ 67.801746][ T704] simple_read_from_buffer+0xe9/0x160
[ 67.807097][ T704] proc_fail_nth_read+0x19a/0x210
[ 67.812101][ T704] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 67.817646][ T704] ? security_file_permission+0x94/0xb0
[ 67.823177][ T704] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 67.828700][ T704] vfs_read+0x26e/0x8c0
[ 67.832839][ T704] ? __cfi_vfs_read+0x10/0x10
[ 67.837499][ T704] ? __kasan_check_write+0x14/0x20
[ 67.842593][ T704] ? mutex_lock+0x8d/0x1a0
[ 67.847002][ T704] ? __cfi_mutex_lock+0x10/0x10
[ 67.852009][ T704] ? __fdget_pos+0x2cd/0x380
[ 67.856581][ T704] ? ksys_read+0x71/0x240
[ 67.860910][ T704] ksys_read+0x140/0x240
[ 67.865139][ T704] ? __cfi_ksys_read+0x10/0x10
[ 67.869889][ T704] ? debug_smp_processor_id+0x17/0x20
[ 67.875247][ T704] __x64_sys_read+0x7b/0x90
[ 67.879735][ T704] x64_sys_call+0x2f/0x9a0
[ 67.884130][ T704] do_syscall_64+0x4c/0xa0
[ 67.888525][ T704] ? clear_bhb_loop+0x30/0x80
[ 67.893203][ T704] ? clear_bhb_loop+0x30/0x80
[ 67.897880][ T704] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 67.903754][ T704] RIP: 0033:0x7ff510f8d5fc
[ 67.908203][ T704] 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
[ 67.927802][ T704] RSP: 002b:00007ff511ed8030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 67.936200][ T704] RAX: ffffffffffffffda RBX: 00007ff5111c6090 RCX: 00007ff510f8d5fc
[ 67.944243][ T704] RDX: 000000000000000f RSI: 00007ff511ed80a0 RDI: 0000000000000006
[ 67.952288][ T704] RBP: 00007ff511ed8090 R08: 0000000000000000 R09: 0000000000000000
[ 67.960238][ T704] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 67.968292][ T704] R13: 00007ff5111c6128 R14: 00007ff5111c6090 R15: 00007ffe42b94328
[ 67.976249][ T704]
[ 68.002387][ T701] FAULT_INJECTION: forcing a failure.
[ 68.002387][ T701] name failslab, interval 1, probability 0, space 0, times 0
[ 68.015184][ T701] CPU: 1 PID: 701 Comm: syz.3.85 Not tainted syzkaller #0
[ 68.022313][ T701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 68.032365][ T701] Call Trace:
[ 68.035631][ T701]
[ 68.038560][ T701] __dump_stack+0x21/0x24
[ 68.042870][ T701] dump_stack_lvl+0xee/0x150
[ 68.047440][ T701] ? __cfi_dump_stack_lvl+0x8/0x8
[ 68.052461][ T701] dump_stack+0x15/0x24
[ 68.056619][ T701] should_fail_ex+0x3d4/0x520
[ 68.058884][ T709] FAULT_INJECTION: forcing a failure.
[ 68.058884][ T709] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 68.061325][ T701] __should_failslab+0xac/0xf0
[ 68.061349][ T701] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 68.085144][ T701] should_failslab+0x9/0x20
[ 68.089641][ T701] __kmem_cache_alloc_node+0x3d/0x2c0
[ 68.095005][ T701] ? __cfi_mutex_lock+0x10/0x10
[ 68.099844][ T701] ? delete_node+0x2f4/0xa60
[ 68.104424][ T701] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 68.110397][ T701] __kmalloc+0xa1/0x1e0
[ 68.114546][ T701] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 68.120607][ T701] tracepoint_probe_unregister+0x1e6/0x8b0
[ 68.126406][ T701] bpf_probe_unregister+0x61/0x70
[ 68.131424][ T701] bpf_raw_tp_link_release+0x63/0x90
[ 68.136704][ T701] bpf_link_free+0x13a/0x390
[ 68.141296][ T701] ? bpf_link_put_deferred+0x20/0x20
[ 68.146587][ T701] bpf_link_release+0x15f/0x170
[ 68.151433][ T701] ? __cfi_bpf_link_release+0x10/0x10
[ 68.156796][ T701] __fput+0x1fc/0x8f0
[ 68.160783][ T701] ____fput+0x15/0x20
[ 68.164750][ T701] task_work_run+0x1db/0x240
[ 68.169329][ T701] ? __cfi_task_work_run+0x10/0x10
[ 68.174428][ T701] ? filp_close+0x111/0x160
[ 68.178931][ T701] exit_to_user_mode_loop+0x9b/0xb0
[ 68.184117][ T701] exit_to_user_mode_prepare+0x5a/0xa0
[ 68.189568][ T701] syscall_exit_to_user_mode+0x1a/0x30
[ 68.195086][ T701] do_syscall_64+0x58/0xa0
[ 68.199493][ T701] ? clear_bhb_loop+0x30/0x80
[ 68.204158][ T701] ? clear_bhb_loop+0x30/0x80
[ 68.208822][ T701] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 68.214707][ T701] RIP: 0033:0x7ffbe778ebe9
[ 68.219107][ T701] 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
[ 68.238795][ T701] RSP: 002b:00007ffbe8631038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 68.247215][ T701] RAX: 0000000000000000 RBX: 00007ffbe79c5fa0 RCX: 00007ffbe778ebe9
[ 68.255174][ T701] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 68.263140][ T701] RBP: 00007ffbe8631090 R08: 0000000000000000 R09: 0000000000000000
[ 68.271118][ T701] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 68.279080][ T701] R13: 00007ffbe79c6038 R14: 00007ffbe79c5fa0 R15: 00007ffe63895598
[ 68.287046][ T701]
[ 68.290054][ T709] CPU: 0 PID: 709 Comm: syz.1.86 Not tainted syzkaller #0
[ 68.291273][ T706] FAULT_INJECTION: forcing a failure.
[ 68.291273][ T706] name failslab, interval 1, probability 0, space 0, times 0
[ 68.297165][ T709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 68.297176][ T709] Call Trace:
[ 68.297181][ T709]
[ 68.297187][ T709] __dump_stack+0x21/0x24
[ 68.330258][ T709] dump_stack_lvl+0xee/0x150
[ 68.334847][ T709] ? __cfi_dump_stack_lvl+0x8/0x8
[ 68.339865][ T709] dump_stack+0x15/0x24
[ 68.344005][ T709] should_fail_ex+0x3d4/0x520
[ 68.348673][ T709] should_fail+0xb/0x10
[ 68.352816][ T709] should_fail_usercopy+0x1a/0x20
[ 68.357831][ T709] _copy_to_user+0x1e/0x90
[ 68.362234][ T709] simple_read_from_buffer+0xe9/0x160
[ 68.367592][ T709] proc_fail_nth_read+0x19a/0x210
[ 68.372600][ T709] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 68.378138][ T709] ? security_file_permission+0x94/0xb0
[ 68.383672][ T709] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 68.389297][ T709] vfs_read+0x26e/0x8c0
[ 68.393446][ T709] ? __cfi_vfs_read+0x10/0x10
[ 68.398111][ T709] ? __kasan_check_write+0x14/0x20
[ 68.403215][ T709] ? mutex_lock+0x8d/0x1a0
[ 68.407620][ T709] ? __cfi_mutex_lock+0x10/0x10
[ 68.412456][ T709] ? __fdget_pos+0x2cd/0x380
[ 68.417029][ T709] ? ksys_read+0x71/0x240
[ 68.421382][ T709] ksys_read+0x140/0x240
[ 68.425616][ T709] ? __cfi_ksys_read+0x10/0x10
[ 68.430460][ T709] ? debug_smp_processor_id+0x17/0x20
[ 68.435907][ T709] __x64_sys_read+0x7b/0x90
[ 68.440407][ T709] x64_sys_call+0x2f/0x9a0
[ 68.444832][ T709] do_syscall_64+0x4c/0xa0
[ 68.449257][ T709] ? clear_bhb_loop+0x30/0x80
[ 68.453938][ T709] ? clear_bhb_loop+0x30/0x80
[ 68.458698][ T709] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 68.464581][ T709] RIP: 0033:0x7f9e5c98d5fc
[ 68.468987][ T709] 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
[ 68.488589][ T709] RSP: 002b:00007f9e5d8ae030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 68.497004][ T709] RAX: ffffffffffffffda RBX: 00007f9e5cbc6090 RCX: 00007f9e5c98d5fc
[ 68.504973][ T709] RDX: 000000000000000f RSI: 00007f9e5d8ae0a0 RDI: 0000000000000006
[ 68.512934][ T709] RBP: 00007f9e5d8ae090 R08: 0000000000000000 R09: 0000000000000000
[ 68.520894][ T709] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 68.528852][ T709] R13: 00007f9e5cbc6128 R14: 00007f9e5cbc6090 R15: 00007fffdfde4248
[ 68.536817][ T709]
[ 68.540533][ T706] CPU: 0 PID: 706 Comm: syz.5.87 Not tainted syzkaller #0
[ 68.547655][ T706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 68.557740][ T706] Call Trace:
[ 68.561022][ T706]
[ 68.563952][ T706] __dump_stack+0x21/0x24
[ 68.568293][ T706] dump_stack_lvl+0xee/0x150
[ 68.572900][ T706] ? __cfi_dump_stack_lvl+0x8/0x8
[ 68.577927][ T706] dump_stack+0x15/0x24
[ 68.582085][ T706] should_fail_ex+0x3d4/0x520
[ 68.586748][ T706] __should_failslab+0xac/0xf0
[ 68.591493][ T706] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 68.597473][ T706] should_failslab+0x9/0x20
[ 68.601959][ T706] __kmem_cache_alloc_node+0x3d/0x2c0
[ 68.607368][ T706] ? __cfi_mutex_lock+0x10/0x10
[ 68.612199][ T706] ? delete_node+0x2f4/0xa60
[ 68.616771][ T706] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 68.622830][ T706] __kmalloc+0xa1/0x1e0
[ 68.626969][ T706] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 68.633037][ T706] tracepoint_probe_unregister+0x1e6/0x8b0
[ 68.638943][ T706] bpf_probe_unregister+0x61/0x70
[ 68.643948][ T706] bpf_raw_tp_link_release+0x63/0x90
[ 68.649226][ T706] bpf_link_free+0x13a/0x390
[ 68.653798][ T706] ? bpf_link_put_deferred+0x20/0x20
[ 68.659059][ T706] bpf_link_release+0x15f/0x170
[ 68.663885][ T706] ? __cfi_bpf_link_release+0x10/0x10
[ 68.669234][ T706] __fput+0x1fc/0x8f0
[ 68.673207][ T706] ____fput+0x15/0x20
[ 68.677175][ T706] task_work_run+0x1db/0x240
[ 68.681746][ T706] ? __cfi_task_work_run+0x10/0x10
[ 68.686861][ T706] ? filp_close+0x111/0x160
[ 68.691343][ T706] exit_to_user_mode_loop+0x9b/0xb0
[ 68.696518][ T706] exit_to_user_mode_prepare+0x5a/0xa0
[ 68.701952][ T706] syscall_exit_to_user_mode+0x1a/0x30
[ 68.707396][ T706] do_syscall_64+0x58/0xa0
[ 68.712045][ T706] ? clear_bhb_loop+0x30/0x80
[ 68.716701][ T706] ? clear_bhb_loop+0x30/0x80
[ 68.721360][ T706] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 68.727231][ T706] RIP: 0033:0x7f903ed8ebe9
[ 68.731644][ T706] 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
[ 68.751228][ T706] RSP: 002b:00007f903fb60038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 68.759618][ T706] RAX: 0000000000000000 RBX: 00007f903efc5fa0 RCX: 00007f903ed8ebe9
[ 68.767597][ T706] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 68.775549][ T706] RBP: 00007f903fb60090 R08: 0000000000000000 R09: 0000000000000000
[ 68.783523][ T706] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 68.791472][ T706] R13: 00007f903efc6038 R14: 00007f903efc5fa0 R15: 00007ffe07641f38
[ 68.799446][ T706]
[ 68.803345][ T712] FAULT_INJECTION: forcing a failure.
[ 68.803345][ T712] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 68.816651][ T712] CPU: 0 PID: 712 Comm: syz.0.88 Not tainted syzkaller #0
[ 68.823764][ T712] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 68.833805][ T712] Call Trace:
[ 68.837079][ T712]
[ 68.840000][ T712] __dump_stack+0x21/0x24
[ 68.844318][ T712] dump_stack_lvl+0xee/0x150
[ 68.848917][ T712] ? __cfi_dump_stack_lvl+0x8/0x8
[ 68.853926][ T712] dump_stack+0x15/0x24
[ 68.858095][ T712] should_fail_ex+0x3d4/0x520
[ 68.862753][ T712] should_fail+0xb/0x10
[ 68.866887][ T712] should_fail_usercopy+0x1a/0x20
[ 68.871888][ T712] _copy_to_user+0x1e/0x90
[ 68.876284][ T712] simple_read_from_buffer+0xe9/0x160
[ 68.881667][ T712] proc_fail_nth_read+0x19a/0x210
[ 68.886671][ T712] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 68.892199][ T712] ? security_file_permission+0x94/0xb0
[ 68.897751][ T712] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 68.903274][ T712] vfs_read+0x26e/0x8c0
[ 68.907414][ T712] ? __cfi_vfs_read+0x10/0x10
[ 68.912071][ T712] ? __kasan_check_write+0x14/0x20
[ 68.917164][ T712] ? mutex_lock+0x8d/0x1a0
[ 68.921579][ T712] ? __cfi_mutex_lock+0x10/0x10
[ 68.926418][ T712] ? __fdget_pos+0x2cd/0x380
[ 68.931008][ T712] ? ksys_read+0x71/0x240
[ 68.935325][ T712] ksys_read+0x140/0x240
[ 68.939635][ T712] ? __cfi_ksys_read+0x10/0x10
[ 68.944382][ T712] ? debug_smp_processor_id+0x17/0x20
[ 68.949734][ T712] __x64_sys_read+0x7b/0x90
[ 68.954219][ T712] x64_sys_call+0x2f/0x9a0
[ 68.958614][ T712] do_syscall_64+0x4c/0xa0
[ 68.963005][ T712] ? clear_bhb_loop+0x30/0x80
[ 68.967748][ T712] ? clear_bhb_loop+0x30/0x80
[ 68.972425][ T712] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 68.978299][ T712] RIP: 0033:0x7f49a718d5fc
[ 68.982693][ T712] 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
[ 69.002275][ T712] RSP: 002b:00007f49a7f3c030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 69.010671][ T712] RAX: ffffffffffffffda RBX: 00007f49a73c6090 RCX: 00007f49a718d5fc
[ 69.018618][ T712] RDX: 000000000000000f RSI: 00007f49a7f3c0a0 RDI: 0000000000000006
[ 69.026568][ T712] RBP: 00007f49a7f3c090 R08: 0000000000000000 R09: 0000000000000000
[ 69.034603][ T712] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 69.042553][ T712] R13: 00007f49a73c6128 R14: 00007f49a73c6090 R15: 00007fffb0eb5208
[ 69.050516][ T712]
[ 69.072059][ T716] FAULT_INJECTION: forcing a failure.
[ 69.072059][ T716] name failslab, interval 1, probability 0, space 0, times 0
[ 69.086265][ T716] CPU: 0 PID: 716 Comm: syz.4.91 Not tainted syzkaller #0
[ 69.093408][ T716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 69.103460][ T716] Call Trace:
[ 69.106736][ T716]
[ 69.109650][ T716] __dump_stack+0x21/0x24
[ 69.113974][ T716] dump_stack_lvl+0xee/0x150
[ 69.118646][ T716] ? __cfi_dump_stack_lvl+0x8/0x8
[ 69.123653][ T716] dump_stack+0x15/0x24
[ 69.127788][ T716] should_fail_ex+0x3d4/0x520
[ 69.132479][ T716] __should_failslab+0xac/0xf0
[ 69.137234][ T716] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 69.143206][ T716] should_failslab+0x9/0x20
[ 69.147694][ T716] __kmem_cache_alloc_node+0x3d/0x2c0
[ 69.153049][ T716] ? __cfi_mutex_lock+0x10/0x10
[ 69.158034][ T716] ? delete_node+0x2f4/0xa60
[ 69.162625][ T716] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 69.168591][ T716] __kmalloc+0xa1/0x1e0
[ 69.172767][ T716] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 69.178817][ T716] tracepoint_probe_unregister+0x1e6/0x8b0
[ 69.184604][ T716] bpf_probe_unregister+0x61/0x70
[ 69.189618][ T716] bpf_raw_tp_link_release+0x63/0x90
[ 69.194903][ T716] bpf_link_free+0x13a/0x390
[ 69.199477][ T716] ? bpf_link_put_deferred+0x20/0x20
[ 69.204831][ T716] bpf_link_release+0x15f/0x170
[ 69.209708][ T716] ? __cfi_bpf_link_release+0x10/0x10
[ 69.215064][ T716] __fput+0x1fc/0x8f0
[ 69.219051][ T716] ____fput+0x15/0x20
[ 69.223020][ T716] task_work_run+0x1db/0x240
[ 69.227594][ T716] ? __cfi_task_work_run+0x10/0x10
[ 69.232710][ T716] ? filp_close+0x111/0x160
[ 69.237205][ T716] exit_to_user_mode_loop+0x9b/0xb0
[ 69.242393][ T716] exit_to_user_mode_prepare+0x5a/0xa0
[ 69.247841][ T716] syscall_exit_to_user_mode+0x1a/0x30
[ 69.253307][ T716] do_syscall_64+0x58/0xa0
[ 69.257721][ T716] ? clear_bhb_loop+0x30/0x80
[ 69.262378][ T716] ? clear_bhb_loop+0x30/0x80
[ 69.267133][ T716] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 69.273056][ T716] RIP: 0033:0x7ff510f8ebe9
[ 69.277462][ T716] 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
[ 69.297066][ T716] RSP: 002b:00007ff511ef9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 69.305468][ T716] RAX: 0000000000000000 RBX: 00007ff5111c5fa0 RCX: 00007ff510f8ebe9
[ 69.313430][ T716] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 69.321389][ T716] RBP: 00007ff511ef9090 R08: 0000000000000000 R09: 0000000000000000
[ 69.329349][ T716] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 69.337304][ T716] R13: 00007ff5111c6038 R14: 00007ff5111c5fa0 R15: 00007ffe42b94328
[ 69.345264][ T716]
[ 69.348649][ T711] FAULT_INJECTION: forcing a failure.
[ 69.348649][ T711] name failslab, interval 1, probability 0, space 0, times 0
[ 69.361466][ T711] CPU: 0 PID: 711 Comm: syz.3.89 Not tainted syzkaller #0
[ 69.368621][ T711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 69.378668][ T711] Call Trace:
[ 69.381929][ T711]
[ 69.384842][ T711] __dump_stack+0x21/0x24
[ 69.389161][ T711] dump_stack_lvl+0xee/0x150
[ 69.393747][ T711] ? __cfi_dump_stack_lvl+0x8/0x8
[ 69.398761][ T711] dump_stack+0x15/0x24
[ 69.402905][ T711] should_fail_ex+0x3d4/0x520
[ 69.407851][ T711] __should_failslab+0xac/0xf0
[ 69.412598][ T711] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 69.418742][ T711] should_failslab+0x9/0x20
[ 69.423222][ T711] __kmem_cache_alloc_node+0x3d/0x2c0
[ 69.428571][ T711] ? __cfi_mutex_lock+0x10/0x10
[ 69.433397][ T711] ? delete_node+0x2f4/0xa60
[ 69.437966][ T711] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 69.443923][ T711] __kmalloc+0xa1/0x1e0
[ 69.448062][ T711] ? __cfi___bpf_trace_neigh_update+0x10/0x10
[ 69.454108][ T711] tracepoint_probe_unregister+0x1e6/0x8b0
[ 69.459892][ T711] bpf_probe_unregister+0x61/0x70
[ 69.464896][ T711] bpf_raw_tp_link_release+0x63/0x90
[ 69.470343][ T711] bpf_link_free+0x13a/0x390
[ 69.474914][ T711] ? bpf_link_put_deferred+0x20/0x20
[ 69.480184][ T711] bpf_link_release+0x15f/0x170
[ 69.485045][ T711] ? __cfi_bpf_link_release+0x10/0x10
[ 69.490397][ T711] __fput+0x1fc/0x8f0
[ 69.494364][ T711] ____fput+0x15/0x20
[ 69.498325][ T711] task_work_run+0x1db/0x240
[ 69.502906][ T711] ? __cfi_task_work_run+0x10/0x10
[ 69.507996][ T711] ? filp_close+0x111/0x160
[ 69.512487][ T711] exit_to_user_mode_loop+0x9b/0xb0
[ 69.517666][ T711] exit_to_user_mode_prepare+0x5a/0xa0
[ 69.523123][ T711] syscall_exit_to_user_mode+0x1a/0x30
[ 69.528579][ T711] do_syscall_64+0x58/0xa0
[ 69.532983][ T711] ? clear_bhb_loop+0x30/0x80
[ 69.537652][ T711] ? clear_bhb_loop+0x30/0x80
[ 69.542319][ T711] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 69.548197][ T711] RIP: 0033:0x7ffbe778ebe9
[ 69.552596][ T711] 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
[ 69.572188][ T711] RSP: 002b:00007ffbe8631038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 69.580597][ T711] RAX: 0000000000000000 RBX: 00007ffbe79c5fa0 RCX: 00007ffbe778ebe9
[ 69.585216][ C1] CFI failure at __traceiter_neigh_update+0x9d/0xf0 (target: 0xffffc900001b04d0; expected type: 0xcdd4cfdd)
[ 69.588580][ T711] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[ 69.600078][ C1] invalid opcode: 0000 [#1] PREEMPT SMP KASAN
[ 69.607967][ T711] RBP: 00007ffbe8631090 R08: 0000000000000000 R09: 0000000000000000
[ 69.614014][ C1] CPU: 1 PID: 547 Comm: kworker/u4:6 Not tainted syzkaller #0
[ 69.622051][ T711] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 69.629478][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 69.637440][ T711] R13: 00007ffbe79c6038 R14: 00007ffbe79c5fa0 R15: 00007ffe63895598
[ 69.647558][ C1] Workqueue: events_unbound toggle_allocation_gate
[ 69.655505][ T711]
[ 69.665012][ C1] RIP: 0010:__traceiter_neigh_update+0x9d/0xf0
[ 69.671191][ C1] Code: 05 e8 87 41 b9 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
[ 69.690796][ C1] RSP: 0018:ffffc900001b04d0 EFLAGS: 00010282
[ 69.696844][ C1] RAX: 1ffff11021d9b1a9 RBX: ffff88810ecd8d40 RCX: 0000000000000004
[ 69.704962][ C1] RDX: ffff88810c382456 RSI: ffff888100a5e800 RDI: ffffc9000386b000
[ 69.712916][ C1] RBP: ffffc900001b0510 R08: 0000000000000001 R09: 0000000000000000
[ 69.720868][ C1] R10: 00000000d76b972f R11: 0000000000000100 R12: ffffffff817125b0
[ 69.728905][ C1] R13: 0000000000000004 R14: ffff88810ecd8d40 R15: dffffc0000000000
[ 69.733935][ T725] FAULT_INJECTION: forcing a failure.
[ 69.733935][ T725] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 69.736858][ C1] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 69.749992][ T725] CPU: 0 PID: 725 Comm: syz.3.95 Not tainted syzkaller #0
[ 69.758760][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 69.765844][ T725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 69.772427][ C1] CR2: 000000c006c77000 CR3: 0000000006e0f000 CR4: 00000000003506a0
[ 69.782459][ T725] Call Trace:
[ 69.782468][ T725]
[ 69.790404][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 69.793749][ T725] __dump_stack+0x21/0x24
[ 69.796670][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 69.804614][ T725] dump_stack_lvl+0xee/0x150
[ 69.808919][ C1] Call Trace:
[ 69.816867][ T725] ? __cfi_dump_stack_lvl+0x8/0x8
[ 69.821428][ C1]
[ 69.824683][ T725] dump_stack+0x15/0x24
[ 69.829679][ C1] __neigh_update+0x1f4b/0x2080
[ 69.832503][ T725] should_fail_ex+0x3d4/0x520
[ 69.836631][ C1] ? neigh_lookup+0x34e/0x410
[ 69.841632][ T725] should_fail+0xb/0x10
[ 69.846284][ C1] ? __cfi_arp_key_eq+0x10/0x10
[ 69.850931][ T725] should_fail_usercopy+0x1a/0x20
[ 69.855058][ C1] ? __cfi_neigh_lookup+0x10/0x10
[ 69.859878][ T725] _copy_to_user+0x1e/0x90
[ 69.864876][ C1] neigh_event_ns+0xb3/0x120
[ 69.869867][ T725] simple_read_from_buffer+0xe9/0x160
[ 69.874254][ C1] arp_process+0x119c/0x1920
[ 69.878862][ T725] proc_fail_nth_read+0x19a/0x210
[ 69.884211][ C1] ? __cfi_arp_process+0x10/0x10
[ 69.888804][ T725] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 69.893801][ C1] ? __cfi_packet_rcv+0x10/0x10
[ 69.898711][ T725] ? security_file_permission+0x94/0xb0
[ 69.904228][ C1] ? __netif_receive_skb_core+0x2d0e/0x34a0
[ 69.909050][ T725] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 69.914584][ C1] ? __cfi_arp_process+0x10/0x10
[ 69.920533][ T725] vfs_read+0x26e/0x8c0
[ 69.926052][ C1] NF_HOOK+0x14d/0x1a0
[ 69.930965][ T725] ? __cfi_vfs_read+0x10/0x10
[ 69.935120][ C1] ? __cfi_arp_process+0x10/0x10
[ 69.939159][ T725] ? __kasan_check_write+0x14/0x20
[ 69.943814][ C1] ? arp_xmit+0x1d0/0x1d0
[ 69.948720][ T725] ? mutex_lock+0x8d/0x1a0
[ 69.953844][ C1] ? qdisc_run+0x240/0x240
[ 69.958146][ T725] ? __cfi_mutex_lock+0x10/0x10
[ 69.962562][ C1] ? __kasan_check_read+0x11/0x20
[ 69.967046][ T725] ? __fdget_pos+0x2cd/0x380
[ 69.971869][ C1] arp_rcv+0x2ef/0x480
[ 69.976912][ T725] ? ksys_read+0x71/0x240
[ 69.981483][ C1] ? __cfi_arp_rcv+0x10/0x10
[ 69.985521][ T725] ksys_read+0x140/0x240
[ 69.989823][ C1] __netif_receive_skb_list_core+0x713/0x770
[ 69.994384][ T725] ? __cfi_ksys_read+0x10/0x10
[ 69.998600][ C1] ? set_rps_cpu+0x5e0/0x5e0
[ 70.004551][ T725] ? debug_smp_processor_id+0x17/0x20
[ 70.009286][ C1] ? receive_buf+0x22e2/0x4760
[ 70.013869][ T725] __x64_sys_read+0x7b/0x90
[ 70.019298][ C1] netif_receive_skb_list_internal+0x7d2/0xa60
[ 70.024036][ T725] x64_sys_call+0x2f/0x9a0
[ 70.028511][ C1] ? __cfi_netif_receive_skb_list_internal+0x10/0x10
[ 70.034634][ T725] do_syscall_64+0x4c/0xa0
[ 70.039027][ C1] ? __kasan_check_read+0x11/0x20
[ 70.045680][ T725] ? clear_bhb_loop+0x30/0x80
[ 70.050065][ C1] ? resched_curr+0xa6/0x380
[ 70.055058][ T725] ? clear_bhb_loop+0x30/0x80
[ 70.059706][ C1] ? detach_buf_split+0x882/0xa80
[ 70.064269][ T725] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 70.068918][ C1] napi_complete_done+0x36f/0x790
[ 70.073916][ T725] RIP: 0033:0x7ffbe778d5fc
[ 70.079780][ C1] ? __cfi_napi_complete_done+0x10/0x10
[ 70.084776][ T725] 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
[ 70.089163][ C1] ? virtqueue_enable_cb_prepare+0x22e/0x510
[ 70.094678][ T725] RSP: 002b:00007ffbe8610030 EFLAGS: 00000246
[ 70.114255][ C1] virtnet_poll+0x991/0x1150
[ 70.120221][ T725] ORIG_RAX: 0000000000000000
[ 70.126264][ C1] ? __cfi_virtnet_poll+0x10/0x10
[ 70.130819][ T725] RAX: ffffffffffffffda RBX: 00007ffbe79c6090 RCX: 00007ffbe778d5fc
[ 70.135469][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110
[ 70.140461][ T725] RDX: 000000000000000f RSI: 00007ffbe86100a0 RDI: 0000000000000004
[ 70.148501][ C1] ? __cfi__raw_spin_lock_irqsave+0x10/0x10
[ 70.153964][ T725] RBP: 00007ffbe8610090 R08: 0000000000000000 R09: 0000000000000000
[ 70.161914][ C1] __napi_poll+0xd0/0x5e0
[ 70.167776][ T725] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 70.175724][ C1] net_rx_action+0x49b/0xaa0
[ 70.180024][ T725] R13: 00007ffbe79c6128 R14: 00007ffbe79c6090 R15: 00007ffe63895598
[ 70.187974][ C1] ? __cfi_net_rx_action+0x10/0x10
[ 70.192536][ T725]
[ 70.200477][ C1] ? kvm_sched_clock_read+0x18/0x40
[ 70.206911][ T726] FAULT_INJECTION: forcing a failure.
[ 70.206911][ T726] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 70.208562][ C1] ? irqtime_account_irq+0x75/0x240
[ 70.217948][ T726] CPU: 0 PID: 726 Comm: syz.4.94 Not tainted syzkaller #0
[ 70.226727][ C1] handle_softirqs+0x1d7/0x600
[ 70.231908][ T726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 70.231920][ T726] Call Trace:
[ 70.239003][ C1] ? irqtime_account_irq+0xc4/0x240
[ 70.243750][ T726]
[ 70.243764][ T726] __dump_stack+0x21/0x24
[ 70.253790][ C1] __irq_exit_rcu+0x52/0xf0
[ 70.257053][ T726] dump_stack_lvl+0xee/0x150
[ 70.262227][ C1] irq_exit_rcu+0x9/0x10
[ 70.265166][ T726] ? __cfi_dump_stack_lvl+0x8/0x8
[ 70.269468][ C1] common_interrupt+0xbe/0xe0
[ 70.273948][ T726] dump_stack+0x15/0x24
[ 70.278505][ C1]
[ 70.282729][ T726] should_fail_ex+0x3d4/0x520
[ 70.287722][ C1]
[ 70.292370][ T726] should_fail+0xb/0x10
[ 70.296495][ C1] asm_common_interrupt+0x27/0x40
[ 70.299409][ T726] should_fail_usercopy+0x1a/0x20
[ 70.304065][ C1] RIP: 0010:smp_call_function_many_cond+0x872/0x960
[ 70.306998][ T726] _copy_to_user+0x1e/0x90
[ 70.311129][ C1] Code: 41 8b 1f 89 de 83 e6 01 31 ff e8 29 66 09 00 83 e3 01 48 bb 00 00 00 00 00 fc ff df 75 0a e8 f5 61 09 00 e9 38 ff ff ff f3 90 <41> 0f b6 44 1d 00 84 c0 75 14 41 f7 07 01 00 00 00 0f 84 1a ff ff
[ 70.316123][ T726] simple_read_from_buffer+0xe9/0x160
[ 70.321126][ C1] RSP: 0018:ffffc90003007840 EFLAGS: 00000293
[ 70.327772][ T726] proc_fail_nth_read+0x19a/0x210
[ 70.332160][ C1]
[ 70.332167][ C1] RAX: ffffffff8166a78e RBX: dffffc0000000000 RCX: ffff88811fb6e540
[ 70.351737][ T726] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 70.357080][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
[ 70.363136][ T726] ? security_file_permission+0x94/0xb0
[ 70.368131][ C1] RBP: ffffc90003007978 R08: dffffc0000000000 R09: ffffed103ee2721b
[ 70.370439][ T726] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 70.378381][ C1] R10: 0000000000000000 R11: ffffffff81342170 R12: 1ffff1103ee27218
[ 70.383898][ T726] vfs_read+0x26e/0x8c0
[ 70.391843][ C1] R13: 1ffff1103ee07ae1 R14: 0000000000000000 R15: ffff8881f703d708
[ 70.397365][ T726] ? __cfi_vfs_read+0x10/0x10
[ 70.405314][ C1] ? __cfi_x2apic_send_IPI+0x10/0x10
[ 70.410828][ T726] ? __kasan_check_write+0x14/0x20
[ 70.418777][ C1] ? smp_call_function_many_cond+0x88e/0x960
[ 70.422998][ T726] ? mutex_lock+0x8d/0x1a0
[ 70.430989][ C1] ? __cfi_do_sync_core+0x10/0x10
[ 70.435647][ T726] ? __cfi_mutex_lock+0x10/0x10
[ 70.440956][ C1] ? smp_call_function_many+0x40/0x40
[ 70.446039][ T726] ? __fdget_pos+0x2cd/0x380
[ 70.451987][ C1] ? kmem_cache_alloc_bulk+0xfd/0x3c0
[ 70.456376][ T726] ? ksys_read+0x71/0x240
[ 70.461376][ C1] ? text_poke+0x30/0x30
[ 70.466316][ T726] ksys_read+0x140/0x240
[ 70.471659][ C1] ? text_poke_loc_init+0xd6/0x570
[ 70.476224][ T726] ? __cfi_ksys_read+0x10/0x10
[ 70.481566][ C1] ? __cfi_do_sync_core+0x10/0x10
[ 70.485872][ T726] ? debug_smp_processor_id+0x17/0x20
[ 70.490097][ C1] on_each_cpu_cond_mask+0x43/0x80
[ 70.494319][ T726] __x64_sys_read+0x7b/0x90
[ 70.499402][ C1] text_poke_bp_batch+0x1cc/0x580
[ 70.504138][ T726] x64_sys_call+0x2f/0x9a0
[ 70.509133][ C1] ? text_poke_loc_init+0x570/0x570
[ 70.514471][ T726] do_syscall_64+0x4c/0xa0
[ 70.519637][ C1] ? __kasan_check_write+0x14/0x20
[ 70.524117][ T726] ? clear_bhb_loop+0x30/0x80
[ 70.529110][ C1] ? mutex_lock+0x8d/0x1a0
[ 70.533500][ T726] ? clear_bhb_loop+0x30/0x80
[ 70.538667][ C1] ? __cfi_mutex_lock+0x10/0x10
[ 70.543066][ T726] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 70.548145][ C1] ? text_poke_queue+0xdf/0x180
[ 70.552798][ T726] RIP: 0033:0x7ff510f8d5fc
[ 70.557210][ C1] text_poke_finish+0x1a/0x30
[ 70.561873][ T726] 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
[ 70.566714][ C1] arch_jump_label_transform_apply+0x15/0x30
[ 70.572581][ T726] RSP: 002b:00007ff511ed8030 EFLAGS: 00000246
[ 70.577415][ C1] __jump_label_update+0x37c/0x3a0
[ 70.581829][ T726] ORIG_RAX: 0000000000000000
[ 70.586526][ C1] jump_label_update+0x39b/0x450
[ 70.606104][ T726] RAX: ffffffffffffffda RBX: 00007ff5111c6090 RCX: 00007ff510f8d5fc
[ 70.612064][ C1] static_key_enable_cpuslocked+0x126/0x240
[ 70.618129][ T726] RDX: 000000000000000f RSI: 00007ff511ed80a0 RDI: 0000000000000006
[ 70.623227][ C1] static_key_enable+0x1a/0x30
[ 70.627872][ T726] RBP: 00007ff511ed8090 R08: 0000000000000000 R09: 0000000000000000
[ 70.632792][ C1] toggle_allocation_gate+0xb4/0x400
[ 70.640767][ T726] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 70.646643][ C1] ? __cfi_toggle_allocation_gate+0x10/0x10
[ 70.654590][ T726] R13: 00007ff5111c6128 R14: 00007ff5111c6090 R15: 00007ffe42b94328
[ 70.659326][ C1] ? finish_task_switch+0x16b/0x7b0
[ 70.667279][ T726]
[ 70.672529][ C1] ? __switch_to_asm+0x3a/0x60
[ 70.707283][ C1] ? __schedule+0xb8f/0x14e0
[ 70.711949][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10
[ 70.717495][ C1] process_one_work+0x71f/0xc40
[ 70.722326][ C1] worker_thread+0xa29/0x11f0
[ 70.727069][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110
[ 70.732509][ C1] ? __kthread_parkme+0x142/0x180
[ 70.737512][ C1] kthread+0x281/0x320
[ 70.741561][ C1] ? __cfi_worker_thread+0x10/0x10
[ 70.746646][ C1] ? __cfi_kthread+0x10/0x10
[ 70.751220][ C1] ret_from_fork+0x1f/0x30
[ 70.755619][ C1]
[ 70.758628][ C1] Modules linked in:
[ 70.762558][ C1] ---[ end trace 0000000000000000 ]---
[ 70.763385][ T727] FAULT_INJECTION: forcing a failure.
[ 70.763385][ T727] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 70.768017][ C1] RIP: 0010:__traceiter_neigh_update+0x9d/0xf0
[ 70.781611][ T727] CPU: 0 PID: 727 Comm: syz.0.93 Tainted: G D syzkaller #0
[ 70.787199][ C1] Code: 05 e8 87 41 b9 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
[ 70.795734][ T727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 70.795745][ T727] Call Trace:
[ 70.795751][ T727]
[ 70.795758][ T727] __dump_stack+0x21/0x24
[ 70.815372][ C1] RSP: 0018:ffffc900001b04d0 EFLAGS: 00010282
[ 70.825398][ T727] dump_stack_lvl+0xee/0x150
[ 70.828676][ C1]
[ 70.831593][ T727] ? __cfi_dump_stack_lvl+0x8/0x8
[ 70.835910][ C1] RAX: 1ffff11021d9b1a9 RBX: ffff88810ecd8d40 RCX: 0000000000000004
[ 70.841966][ T727] dump_stack+0x15/0x24
[ 70.841983][ T727] should_fail_ex+0x3d4/0x520
[ 70.846541][ C1] RDX: ffff88810c382456 RSI: ffff888100a5e800 RDI: ffffc9000386b000
[ 70.848847][ T727] should_fail+0xb/0x10
[ 70.853866][ C1] RBP: ffffc900001b0510 R08: 0000000000000001 R09: 0000000000000000
[ 70.861784][ T727] should_fail_usercopy+0x1a/0x20
[ 70.865934][ C1] R10: 00000000d76b972f R11: 0000000000000100 R12: ffffffff817125b0
[ 70.870580][ T727] _copy_to_user+0x1e/0x90
[ 70.878630][ C1] R13: 0000000000000004 R14: ffff88810ecd8d40 R15: dffffc0000000000
[ 70.882750][ T727] simple_read_from_buffer+0xe9/0x160
[ 70.882772][ T727] proc_fail_nth_read+0x19a/0x210
[ 70.890710][ C1] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 70.895712][ T727] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 70.895732][ T727] ? security_file_permission+0x94/0xb0
[ 70.903688][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 70.908064][ T727] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 70.916029][ C1] CR2: 000000c006c77000 CR3: 0000000006e0f000 CR4: 00000000003506a0
[ 70.921356][ T727] vfs_read+0x26e/0x8c0
[ 70.926368][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 70.935258][ T727] ? __cfi_vfs_read+0x10/0x10
[ 70.935282][ T727] ? __kasan_check_write+0x14/0x20
[ 70.940802][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 70.946407][ T727] ? mutex_lock+0x8d/0x1a0
[ 70.946426][ T727] ? __cfi_mutex_lock+0x10/0x10
[ 70.953002][ C1] Kernel panic - not syncing: Fatal exception in interrupt
[ 70.958507][ T727] ? __fdget_pos+0x2cd/0x380
[ 70.958525][ T727] ? ksys_read+0x71/0x240
[ 70.958546][ T727] ksys_read+0x140/0x240
[ 70.958567][ T727] ? __cfi_ksys_read+0x10/0x10
[ 70.958587][ T727] ? debug_smp_processor_id+0x17/0x20
[ 70.958608][ T727] __x64_sys_read+0x7b/0x90
[ 70.958628][ T727] x64_sys_call+0x2f/0x9a0
[ 70.958647][ T727] do_syscall_64+0x4c/0xa0
[ 70.958660][ T727] ? clear_bhb_loop+0x30/0x80
[ 70.958678][ T727] ? clear_bhb_loop+0x30/0x80
[ 70.958695][ T727] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 70.958712][ T727] RIP: 0033:0x7f49a718d5fc
[ 70.958727][ T727] 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
[ 70.958741][ T727] RSP: 002b:00007f49a7f3c030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 70.958759][ T727] RAX: ffffffffffffffda RBX: 00007f49a73c6090 RCX: 00007f49a718d5fc
[ 70.958771][ T727] RDX: 000000000000000f RSI: 00007f49a7f3c0a0 RDI: 0000000000000006
[ 70.958782][ T727] RBP: 00007f49a7f3c090 R08: 0000000000000000 R09: 0000000000000000
[ 70.958793][ T727] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 70.958804][ T727] R13: 00007f49a73c6128 R14: 00007f49a73c6090 R15: 00007fffb0eb5208
[ 70.958820][ T727]
[ 70.959086][ C1] Kernel Offset: disabled
[ 71.144614][ C1] Rebooting in 86400 seconds..