Warning: Permanently added '10.128.1.211' (ED25519) to the list of known hosts.
2026/01/14 19:44:44 parsed 1 programs
[ 46.057640][ T28] audit: type=1400 audit(1768419884.962:106): avc: denied { unlink } for pid=406 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"
[ 46.130868][ T406] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 47.158073][ T432] bridge0: port 1(bridge_slave_0) entered blocking state
[ 47.180363][ T432] bridge0: port 1(bridge_slave_0) entered disabled state
[ 47.197436][ T432] device bridge_slave_0 entered promiscuous mode
[ 47.240684][ T432] bridge0: port 2(bridge_slave_1) entered blocking state
[ 47.247785][ T432] bridge0: port 2(bridge_slave_1) entered disabled state
[ 47.256361][ T432] device bridge_slave_1 entered promiscuous mode
[ 47.405921][ T28] audit: type=1401 audit(1768419886.302:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768"
[ 47.459312][ T432] bridge0: port 2(bridge_slave_1) entered blocking state
[ 47.466379][ T432] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 47.473865][ T432] bridge0: port 1(bridge_slave_0) entered blocking state
[ 47.481019][ T432] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 47.504199][ T43] bridge0: port 1(bridge_slave_0) entered disabled state
[ 47.511824][ T43] bridge0: port 2(bridge_slave_1) entered disabled state
[ 47.520007][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 47.527798][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 47.541096][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 47.549719][ T43] bridge0: port 1(bridge_slave_0) entered blocking state
[ 47.556766][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 47.564403][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 47.572576][ T43] bridge0: port 2(bridge_slave_1) entered blocking state
[ 47.579727][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 47.589289][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 47.598881][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 47.614359][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 47.624879][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 47.633155][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 47.640664][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 47.650061][ T432] device veth0_vlan entered promiscuous mode
2026/01/14 19:44:46 executed programs: 0
[ 47.659587][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 47.668651][ T432] device veth1_macvtap entered promiscuous mode
[ 47.677514][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 47.687666][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 47.831872][ T479] bridge0: port 1(bridge_slave_0) entered blocking state
[ 47.839087][ T479] bridge0: port 1(bridge_slave_0) entered disabled state
[ 47.846551][ T479] device bridge_slave_0 entered promiscuous mode
[ 47.858270][ T479] bridge0: port 2(bridge_slave_1) entered blocking state
[ 47.865315][ T479] bridge0: port 2(bridge_slave_1) entered disabled state
[ 47.872910][ T479] device bridge_slave_1 entered promiscuous mode
[ 47.958868][ T482] bridge0: port 1(bridge_slave_0) entered blocking state
[ 47.966017][ T482] bridge0: port 1(bridge_slave_0) entered disabled state
[ 47.974097][ T482] device bridge_slave_0 entered promiscuous mode
[ 47.997292][ T482] bridge0: port 2(bridge_slave_1) entered blocking state
[ 48.004334][ T482] bridge0: port 2(bridge_slave_1) entered disabled state
[ 48.011894][ T482] device bridge_slave_1 entered promiscuous mode
[ 48.022260][ T484] bridge0: port 1(bridge_slave_0) entered blocking state
[ 48.029857][ T484] bridge0: port 1(bridge_slave_0) entered disabled state
[ 48.037554][ T484] device bridge_slave_0 entered promiscuous mode
[ 48.048369][ T481] bridge0: port 1(bridge_slave_0) entered blocking state
[ 48.055426][ T481] bridge0: port 1(bridge_slave_0) entered disabled state
[ 48.063093][ T481] device bridge_slave_0 entered promiscuous mode
[ 48.072082][ T481] bridge0: port 2(bridge_slave_1) entered blocking state
[ 48.079425][ T481] bridge0: port 2(bridge_slave_1) entered disabled state
[ 48.086899][ T481] device bridge_slave_1 entered promiscuous mode
[ 48.101834][ T484] bridge0: port 2(bridge_slave_1) entered blocking state
[ 48.109047][ T484] bridge0: port 2(bridge_slave_1) entered disabled state
[ 48.116410][ T484] device bridge_slave_1 entered promiscuous mode
[ 48.173549][ T485] bridge0: port 1(bridge_slave_0) entered blocking state
[ 48.180827][ T485] bridge0: port 1(bridge_slave_0) entered disabled state
[ 48.188328][ T485] device bridge_slave_0 entered promiscuous mode
[ 48.211461][ T485] bridge0: port 2(bridge_slave_1) entered blocking state
[ 48.218574][ T485] bridge0: port 2(bridge_slave_1) entered disabled state
[ 48.226003][ T485] device bridge_slave_1 entered promiscuous mode
[ 48.420684][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 48.428340][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 48.449874][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 48.458731][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 48.467862][ T365] bridge0: port 1(bridge_slave_0) entered blocking state
[ 48.475085][ T365] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 48.482602][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 48.491307][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 48.499542][ T365] bridge0: port 2(bridge_slave_1) entered blocking state
[ 48.506646][ T365] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 48.514243][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 48.522253][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 48.529903][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 48.538250][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 48.546399][ T365] bridge0: port 1(bridge_slave_0) entered blocking state
[ 48.553458][ T365] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 48.561197][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 48.570322][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 48.578593][ T365] bridge0: port 2(bridge_slave_1) entered blocking state
[ 48.586401][ T365] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 48.594093][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 48.602342][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 48.615884][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 48.624241][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 48.652488][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 48.661068][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 48.690547][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 48.698951][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 48.716120][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 48.723842][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 48.752063][ T479] device veth0_vlan entered promiscuous mode
[ 48.768762][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 48.777729][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 48.786169][ T365] bridge0: port 1(bridge_slave_0) entered blocking state
[ 48.793513][ T365] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 48.801251][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 48.809777][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 48.818131][ T365] bridge0: port 2(bridge_slave_1) entered blocking state
[ 48.825233][ T365] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 48.832899][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 48.841555][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 48.850224][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 48.858490][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 48.866647][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 48.874996][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 48.883559][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 48.891503][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 48.899550][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 48.925664][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 48.943358][ T479] device veth1_macvtap entered promiscuous mode
[ 48.954261][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 48.962798][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 48.972922][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 48.981084][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 48.989008][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 48.996650][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 49.004476][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 49.012206][ T484] device veth0_vlan entered promiscuous mode
[ 49.023761][ T482] device veth0_vlan entered promiscuous mode
[ 49.048744][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 49.059376][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 49.066908][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 49.074831][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 49.083519][ T365] bridge0: port 1(bridge_slave_0) entered blocking state
[ 49.091143][ T365] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 49.098753][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 49.107349][ T365] bridge0: port 2(bridge_slave_1) entered blocking state
[ 49.114400][ T365] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 49.122028][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 49.130372][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 49.139030][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 49.147581][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 49.156005][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 49.164447][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 49.180308][ T482] device veth1_macvtap entered promiscuous mode
[ 49.207635][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 49.216033][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 49.224767][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 49.236434][ T28] audit: type=1400 audit(1768419888.122:108): avc: denied { bpf } for pid=532 comm="syz.0.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1
[ 49.258298][ T533] FAULT_INJECTION: forcing a failure.
[ 49.258298][ T533] name fail_usercopy, interval 1, probability 0, space 0, times 1
[ 49.258427][ T28] audit: type=1400 audit(1768419888.122:109): avc: denied { prog_load } for pid=532 comm="syz.0.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1
[ 49.272420][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 49.290631][ T28] audit: type=1400 audit(1768419888.122:110): avc: denied { perfmon } for pid=532 comm="syz.0.17" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1
[ 49.298789][ T533] CPU: 1 PID: 533 Comm: syz.0.17 Not tainted syzkaller #0
[ 49.320133][ T28] audit: type=1400 audit(1768419888.142:111): avc: denied { prog_run } for pid=532 comm="syz.0.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1
[ 49.326630][ T533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 49.346529][ T28] audit: type=1400 audit(1768419888.142:112): avc: denied { open } for pid=532 comm="syz.0.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=perf_event permissive=1
[ 49.356080][ T533] Call Trace:
[ 49.356096][ T533]
[ 49.356103][ T533] __dump_stack+0x21/0x24
[ 49.356138][ T533] dump_stack_lvl+0xee/0x150
[ 49.356152][ T533] ? __cfi_dump_stack_lvl+0x8/0x8
[ 49.356169][ T533] dump_stack+0x15/0x24
[ 49.356183][ T533] should_fail_ex+0x3d4/0x520
[ 49.356204][ T533] should_fail+0xb/0x10
[ 49.356220][ T533] should_fail_usercopy+0x1a/0x20
[ 49.356236][ T533] _copy_to_user+0x1e/0x90
[ 49.356252][ T533] simple_read_from_buffer+0xe9/0x160
[ 49.356269][ T533] proc_fail_nth_read+0x19a/0x210
[ 49.356284][ T533] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 49.356299][ T533] ? security_file_permission+0x94/0xb0
[ 49.356317][ T533] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 49.356331][ T533] vfs_read+0x26e/0x8c0
[ 49.356354][ T533] ? __cfi_vfs_read+0x10/0x10
[ 49.356370][ T533] ? __kasan_check_write+0x14/0x20
[ 49.356385][ T533] ? mutex_lock+0x8d/0x1a0
[ 49.356405][ T533] ? __cfi_mutex_lock+0x10/0x10
[ 49.356425][ T533] ? __fdget_pos+0x2cd/0x380
[ 49.356440][ T533] ? ksys_read+0x71/0x240
[ 49.377860][ T28] audit: type=1400 audit(1768419888.142:113): avc: denied { kernel } for pid=532 comm="syz.0.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=perf_event permissive=1
[ 49.379516][ T533] ksys_read+0x140/0x240
[ 49.383105][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 49.386982][ T533] ? __cfi_ksys_read+0x10/0x10
[ 49.387015][ T533] ? fput+0x15b/0x1a0
[ 49.387032][ T533] ? debug_smp_processor_id+0x17/0x20
[ 49.387047][ T533] __x64_sys_read+0x7b/0x90
[ 49.387060][ T533] x64_sys_call+0x2f/0x9a0
[ 49.392879][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 49.397757][ T533] do_syscall_64+0x4c/0xa0
[ 49.397791][ T533] ? clear_bhb_loop+0x30/0x80
[ 49.397812][ T533] ? clear_bhb_loop+0x30/0x80
[ 49.397830][ T533] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 49.397850][ T533] RIP: 0033:0x7f643c98d5fc
[ 49.403083][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 49.407050][ T533] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 49.407084][ T533] RSP: 002b:00007f643d744030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 49.407114][ T533] RAX: ffffffffffffffda RBX: 00007f643cbb5fa0 RCX: 00007f643c98d5fc
[ 49.407125][ T533] RDX: 000000000000000f RSI: 00007f643d7440a0 RDI: 0000000000000005
[ 49.407134][ T533] RBP: 00007f643d744090 R08: 0000000000000000 R09: 0000000000000000
[ 49.407142][ T533] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 49.407151][ T533] R13: 00007f643cbb6038 R14: 00007f643cbb5fa0 R15: 00007fff1151b0c8
[ 49.407165][ T533]
[ 49.652913][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 49.661781][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 49.671070][ T535] FAULT_INJECTION: forcing a failure.
[ 49.671070][ T535] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 49.671737][ T365] bridge0: port 1(bridge_slave_0) entered blocking state
[ 49.684240][ T535] CPU: 0 PID: 535 Comm: syz.0.22 Not tainted syzkaller #0
[ 49.691218][ T365] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 49.698364][ T535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 49.698375][ T535] Call Trace:
[ 49.698382][ T535]
[ 49.698391][ T535] __dump_stack+0x21/0x24
[ 49.706596][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 49.715740][ T535] dump_stack_lvl+0xee/0x150
[ 49.715776][ T535] ? __cfi_dump_stack_lvl+0x8/0x8
[ 49.715792][ T535] dump_stack+0x15/0x24
[ 49.715806][ T535] should_fail_ex+0x3d4/0x520
[ 49.715828][ T535] should_fail+0xb/0x10
[ 49.715853][ T535] should_fail_usercopy+0x1a/0x20
[ 49.715872][ T535] _copy_to_user+0x1e/0x90
[ 49.715890][ T535] simple_read_from_buffer+0xe9/0x160
[ 49.715909][ T535] proc_fail_nth_read+0x19a/0x210
[ 49.715925][ T535] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 49.715942][ T535] ? security_file_permission+0x94/0xb0
[ 49.715962][ T535] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 49.715978][ T535] vfs_read+0x26e/0x8c0
[ 49.716000][ T535] ? __cfi_vfs_read+0x10/0x10
[ 49.716020][ T535] ? __kasan_check_write+0x14/0x20
[ 49.716036][ T535] ? mutex_lock+0x8d/0x1a0
[ 49.716054][ T535] ? __cfi_mutex_lock+0x10/0x10
[ 49.716072][ T535] ? __fdget_pos+0x2cd/0x380
[ 49.716088][ T535] ? ksys_read+0x71/0x240
[ 49.716101][ T535] ksys_read+0x140/0x240
[ 49.716114][ T535] ? __cfi_ksys_read+0x10/0x10
[ 49.716127][ T535] ? fput+0x15b/0x1a0
[ 49.716146][ T535] ? debug_smp_processor_id+0x17/0x20
[ 49.716163][ T535] __x64_sys_read+0x7b/0x90
[ 49.716174][ T535] x64_sys_call+0x2f/0x9a0
[ 49.716191][ T535] do_syscall_64+0x4c/0xa0
[ 49.716207][ T535] ? clear_bhb_loop+0x30/0x80
[ 49.716227][ T535] ? clear_bhb_loop+0x30/0x80
[ 49.716246][ T535] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 49.716265][ T535] RIP: 0033:0x7f643c98d5fc
[ 49.720302][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 49.722481][ T535] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 49.728340][ T365] bridge0: port 2(bridge_slave_1) entered blocking state
[ 49.734956][ T535] RSP: 002b:00007f643d744030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 49.734977][ T535] RAX: ffffffffffffffda RBX: 00007f643cbb5fa0 RCX: 00007f643c98d5fc
[ 49.739710][ T365] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 49.744697][ T535] RDX: 000000000000000f RSI: 00007f643d7440a0 RDI: 0000000000000005
[ 49.750764][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 49.753596][ T535] RBP: 00007f643d744090 R08: 0000000000000000 R09: 0000000000000000
[ 49.758249][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 49.762823][ T535] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 49.762835][ T535] R13: 00007f643cbb6038 R14: 00007f643cbb5fa0 R15: 00007fff1151b0c8
[ 49.762850][ T535]
[ 49.996350][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 50.005166][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 50.013816][ T537] FAULT_INJECTION: forcing a failure.
[ 50.013816][ T537] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 50.014050][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 50.028084][ T537] CPU: 1 PID: 537 Comm: syz.0.23 Not tainted syzkaller #0
[ 50.043804][ T537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 50.050085][ T484] device veth1_macvtap entered promiscuous mode
[ 50.054779][ T537] Call Trace:
[ 50.054791][ T537]
[ 50.068693][ T537] __dump_stack+0x21/0x24
[ 50.073230][ T537] dump_stack_lvl+0xee/0x150
[ 50.078163][ T537] ? __cfi_dump_stack_lvl+0x8/0x8
[ 50.083808][ T537] dump_stack+0x15/0x24
[ 50.088447][ T537] should_fail_ex+0x3d4/0x520
[ 50.093394][ T537] should_fail+0xb/0x10
[ 50.097847][ T537] should_fail_usercopy+0x1a/0x20
[ 50.103174][ T537] _copy_to_user+0x1e/0x90
[ 50.107795][ T537] simple_read_from_buffer+0xe9/0x160
[ 50.113274][ T537] proc_fail_nth_read+0x19a/0x210
[ 50.118296][ T537] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 50.123908][ T537] ? security_file_permission+0x94/0xb0
[ 50.130136][ T537] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 50.136262][ T537] vfs_read+0x26e/0x8c0
[ 50.140629][ T537] ? __cfi_vfs_read+0x10/0x10
[ 50.145487][ T537] ? __kasan_check_write+0x14/0x20
[ 50.150597][ T537] ? mutex_lock+0x8d/0x1a0
[ 50.155108][ T537] ? __cfi_mutex_lock+0x10/0x10
[ 50.160053][ T537] ? __fdget_pos+0x2cd/0x380
[ 50.164787][ T537] ? ksys_read+0x71/0x240
[ 50.169542][ T537] ksys_read+0x140/0x240
[ 50.173807][ T537] ? __cfi_ksys_read+0x10/0x10
[ 50.178921][ T537] ? fput+0x15b/0x1a0
[ 50.183029][ T537] ? debug_smp_processor_id+0x17/0x20
[ 50.188494][ T537] __x64_sys_read+0x7b/0x90
[ 50.193034][ T537] x64_sys_call+0x2f/0x9a0
[ 50.197539][ T537] do_syscall_64+0x4c/0xa0
[ 50.202045][ T537] ? clear_bhb_loop+0x30/0x80
[ 50.207035][ T537] ? clear_bhb_loop+0x30/0x80
[ 50.211728][ T537] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 50.217818][ T537] RIP: 0033:0x7f643c98d5fc
[ 50.222244][ T537] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 50.242623][ T537] RSP: 002b:00007f643d744030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 50.251056][ T537] RAX: ffffffffffffffda RBX: 00007f643cbb5fa0 RCX: 00007f643c98d5fc
[ 50.259055][ T537] RDX: 000000000000000f RSI: 00007f643d7440a0 RDI: 0000000000000005
[ 50.267225][ T537] RBP: 00007f643d744090 R08: 0000000000000000 R09: 0000000000000000
[ 50.275542][ T537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 50.284177][ T537] R13: 00007f643cbb6038 R14: 00007f643cbb5fa0 R15: 00007fff1151b0c8
[ 50.292233][ T537]
[ 50.303441][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 50.314740][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 50.324565][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 50.334052][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 50.345782][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 50.359739][ T541] FAULT_INJECTION: forcing a failure.
[ 50.359739][ T541] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 50.359862][ T540] FAULT_INJECTION: forcing a failure.
[ 50.359862][ T540] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 50.374415][ T541] CPU: 1 PID: 541 Comm: syz.0.24 Not tainted syzkaller #0
[ 50.389620][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 50.396574][ T541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 50.396593][ T541] Call Trace:
[ 50.396600][ T541]
[ 50.396608][ T541] __dump_stack+0x21/0x24
[ 50.407060][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 50.417643][ T541] dump_stack_lvl+0xee/0x150
[ 50.417683][ T541] ? __cfi_dump_stack_lvl+0x8/0x8
[ 50.417698][ T541] dump_stack+0x15/0x24
[ 50.417711][ T541] should_fail_ex+0x3d4/0x520
[ 50.417730][ T541] should_fail+0xb/0x10
[ 50.417745][ T541] should_fail_usercopy+0x1a/0x20
[ 50.417762][ T541] _copy_to_user+0x1e/0x90
[ 50.421778][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 50.424594][ T541] simple_read_from_buffer+0xe9/0x160
[ 50.424629][ T541] proc_fail_nth_read+0x19a/0x210
[ 50.430587][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 50.438263][ T541] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 50.438302][ T541] ? security_file_permission+0x94/0xb0
[ 50.438320][ T541] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 50.438333][ T541] vfs_read+0x26e/0x8c0
[ 50.452196][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 50.452932][ T541] ? __cfi_vfs_read+0x10/0x10
[ 50.463722][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 50.467043][ T541] ? __kasan_check_write+0x14/0x20
[ 50.467077][ T541] ? mutex_lock+0x8d/0x1a0
[ 50.467095][ T541] ? __cfi_mutex_lock+0x10/0x10
[ 50.557230][ T541] ? __fdget_pos+0x2cd/0x380
[ 50.561903][ T541] ? ksys_read+0x71/0x240
[ 50.566246][ T541] ksys_read+0x140/0x240
[ 50.570555][ T541] ? __cfi_ksys_read+0x10/0x10
[ 50.575318][ T541] ? fput+0x15b/0x1a0
[ 50.579641][ T541] ? debug_smp_processor_id+0x17/0x20
[ 50.585201][ T541] __x64_sys_read+0x7b/0x90
[ 50.590027][ T541] x64_sys_call+0x2f/0x9a0
[ 50.594892][ T541] do_syscall_64+0x4c/0xa0
[ 50.600726][ T541] ? clear_bhb_loop+0x30/0x80
[ 50.606008][ T541] ? clear_bhb_loop+0x30/0x80
[ 50.611169][ T541] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 50.617244][ T541] RIP: 0033:0x7f643c98d5fc
[ 50.621731][ T541] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 50.643765][ T541] RSP: 002b:00007f643d744030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 50.652283][ T541] RAX: ffffffffffffffda RBX: 00007f643cbb5fa0 RCX: 00007f643c98d5fc
[ 50.660253][ T541] RDX: 000000000000000f RSI: 00007f643d7440a0 RDI: 0000000000000005
[ 50.668229][ T541] RBP: 00007f643d744090 R08: 0000000000000000 R09: 0000000000000000
[ 50.676279][ T541] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 50.684497][ T541] R13: 00007f643cbb6038 R14: 00007f643cbb5fa0 R15: 00007fff1151b0c8
[ 50.692740][ T541]
[ 50.707816][ T540] CPU: 0 PID: 540 Comm: syz.4.21 Not tainted syzkaller #0
[ 50.715074][ T540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 50.725417][ T540] Call Trace:
[ 50.728711][ T540]
[ 50.730223][ T543] FAULT_INJECTION: forcing a failure.
[ 50.730223][ T543] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 50.731639][ T540] __dump_stack+0x21/0x24
[ 50.731666][ T540] dump_stack_lvl+0xee/0x150
[ 50.753813][ T540] ? __cfi_dump_stack_lvl+0x8/0x8
[ 50.758847][ T540] dump_stack+0x15/0x24
[ 50.763023][ T540] should_fail_ex+0x3d4/0x520
[ 50.767809][ T540] should_fail+0xb/0x10
[ 50.772078][ T540] should_fail_usercopy+0x1a/0x20
[ 50.777543][ T540] _copy_to_user+0x1e/0x90
[ 50.782163][ T540] simple_read_from_buffer+0xe9/0x160
[ 50.788276][ T540] proc_fail_nth_read+0x19a/0x210
[ 50.793495][ T540] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 50.799388][ T540] ? security_file_permission+0x94/0xb0
[ 50.804962][ T540] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 50.811123][ T540] vfs_read+0x26e/0x8c0
[ 50.814179][ T485] device veth0_vlan entered promiscuous mode
[ 50.815309][ T540] ? __cfi_vfs_read+0x10/0x10
[ 50.826300][ T540] ? __kasan_check_write+0x14/0x20
[ 50.831618][ T540] ? mutex_lock+0x8d/0x1a0
[ 50.836308][ T540] ? __cfi_mutex_lock+0x10/0x10
[ 50.841319][ T540] ? __fdget_pos+0x2cd/0x380
[ 50.846198][ T540] ? ksys_read+0x71/0x240
[ 50.850633][ T540] ksys_read+0x140/0x240
[ 50.854893][ T540] ? __cfi_ksys_read+0x10/0x10
[ 50.859858][ T540] ? fput+0x15b/0x1a0
[ 50.863884][ T540] ? debug_smp_processor_id+0x17/0x20
[ 50.869381][ T540] __x64_sys_read+0x7b/0x90
[ 50.873947][ T540] x64_sys_call+0x2f/0x9a0
[ 50.878366][ T540] do_syscall_64+0x4c/0xa0
[ 50.882866][ T540] ? clear_bhb_loop+0x30/0x80
[ 50.887553][ T540] ? clear_bhb_loop+0x30/0x80
[ 50.892332][ T540] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 50.898284][ T540] RIP: 0033:0x7f909178d5fc
[ 50.902812][ T540] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 50.922733][ T540] RSP: 002b:00007f90925ca030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 50.931342][ T540] RAX: ffffffffffffffda RBX: 00007f90919b5fa0 RCX: 00007f909178d5fc
[ 50.939518][ T540] RDX: 000000000000000f RSI: 00007f90925ca0a0 RDI: 0000000000000005
[ 50.948701][ T540] RBP: 00007f90925ca090 R08: 0000000000000000 R09: 0000000000000000
[ 50.956693][ T540] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 50.964683][ T540] R13: 00007f90919b6038 R14: 00007f90919b5fa0 R15: 00007ffe780056d8
[ 50.973015][ T540]
[ 50.976127][ T543] CPU: 1 PID: 543 Comm: syz.0.25 Not tainted syzkaller #0
[ 50.983258][ T543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 50.993762][ T543] Call Trace:
[ 50.997078][ T543]
[ 51.000105][ T543] __dump_stack+0x21/0x24
[ 51.004456][ T543] dump_stack_lvl+0xee/0x150
[ 51.009156][ T543] ? __cfi_dump_stack_lvl+0x8/0x8
[ 51.014758][ T543] dump_stack+0x15/0x24
[ 51.018959][ T543] should_fail_ex+0x3d4/0x520
[ 51.023693][ T543] should_fail+0xb/0x10
[ 51.028010][ T543] should_fail_usercopy+0x1a/0x20
[ 51.033146][ T543] _copy_to_user+0x1e/0x90
[ 51.037605][ T543] simple_read_from_buffer+0xe9/0x160
[ 51.042979][ T543] proc_fail_nth_read+0x19a/0x210
[ 51.048283][ T543] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 51.053854][ T543] ? security_file_permission+0x94/0xb0
[ 51.059528][ T543] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 51.065091][ T543] vfs_read+0x26e/0x8c0
[ 51.069364][ T543] ? __cfi_vfs_read+0x10/0x10
[ 51.074255][ T543] ? __kasan_check_write+0x14/0x20
[ 51.079498][ T543] ? mutex_lock+0x8d/0x1a0
[ 51.084016][ T543] ? __cfi_mutex_lock+0x10/0x10
[ 51.088868][ T543] ? __fdget_pos+0x2cd/0x380
[ 51.093641][ T543] ? ksys_read+0x71/0x240
[ 51.097956][ T543] ksys_read+0x140/0x240
[ 51.102218][ T543] ? __cfi_ksys_read+0x10/0x10
[ 51.106968][ T543] ? fput+0x15b/0x1a0
[ 51.110943][ T543] ? debug_smp_processor_id+0x17/0x20
[ 51.116388][ T543] __x64_sys_read+0x7b/0x90
[ 51.120993][ T543] x64_sys_call+0x2f/0x9a0
[ 51.125396][ T543] do_syscall_64+0x4c/0xa0
[ 51.129818][ T543] ? clear_bhb_loop+0x30/0x80
[ 51.134600][ T543] ? clear_bhb_loop+0x30/0x80
[ 51.139422][ T543] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 51.145320][ T543] RIP: 0033:0x7f643c98d5fc
[ 51.149810][ T543] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 51.169928][ T543] RSP: 002b:00007f643d744030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 51.178344][ T543] RAX: ffffffffffffffda RBX: 00007f643cbb5fa0 RCX: 00007f643c98d5fc
[ 51.186431][ T543] RDX: 000000000000000f RSI: 00007f643d7440a0 RDI: 0000000000000005
[ 51.194490][ T543] RBP: 00007f643d744090 R08: 0000000000000000 R09: 0000000000000000
[ 51.202549][ T543] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 51.210535][ T543] R13: 00007f643cbb6038 R14: 00007f643cbb5fa0 R15: 00007fff1151b0c8
[ 51.218526][ T543]
[ 51.233001][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 51.243857][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 51.252838][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 51.262441][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 51.262733][ T546] FAULT_INJECTION: forcing a failure.
[ 51.262733][ T546] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 51.273987][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 51.285345][ T546] CPU: 1 PID: 546 Comm: syz.4.26 Not tainted syzkaller #0
[ 51.293839][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 51.298806][ T546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 51.298818][ T546] Call Trace:
[ 51.298823][ T546]
[ 51.298829][ T546] __dump_stack+0x21/0x24
[ 51.298856][ T546] dump_stack_lvl+0xee/0x150
[ 51.298870][ T546] ? __cfi_dump_stack_lvl+0x8/0x8
[ 51.307117][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 51.316985][ T546] dump_stack+0x15/0x24
[ 51.317014][ T546] should_fail_ex+0x3d4/0x520
[ 51.317034][ T546] should_fail+0xb/0x10
[ 51.320730][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 51.323300][ T546] should_fail_usercopy+0x1a/0x20
[ 51.332927][ T548] FAULT_INJECTION: forcing a failure.
[ 51.332927][ T548] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 51.337294][ T546] _copy_to_user+0x1e/0x90
[ 51.337332][ T546] simple_read_from_buffer+0xe9/0x160
[ 51.337354][ T546] proc_fail_nth_read+0x19a/0x210
[ 51.337370][ T546] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 51.404285][ T546] ? security_file_permission+0x94/0xb0
[ 51.410118][ T546] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 51.415676][ T546] vfs_read+0x26e/0x8c0
[ 51.419950][ T546] ? __cfi_vfs_read+0x10/0x10
[ 51.425319][ T546] ? __kasan_check_write+0x14/0x20
[ 51.430622][ T546] ? mutex_lock+0x8d/0x1a0
[ 51.435171][ T546] ? __cfi_mutex_lock+0x10/0x10
[ 51.440220][ T546] ? __fdget_pos+0x2cd/0x380
[ 51.444849][ T546] ? ksys_read+0x71/0x240
[ 51.449173][ T546] ksys_read+0x140/0x240
[ 51.453412][ T546] ? __cfi_ksys_read+0x10/0x10
[ 51.458255][ T546] ? fput+0x15b/0x1a0
[ 51.462237][ T546] ? debug_smp_processor_id+0x17/0x20
[ 51.467606][ T546] __x64_sys_read+0x7b/0x90
[ 51.472103][ T546] x64_sys_call+0x2f/0x9a0
[ 51.476867][ T546] do_syscall_64+0x4c/0xa0
[ 51.481296][ T546] ? clear_bhb_loop+0x30/0x80
[ 51.486006][ T546] ? clear_bhb_loop+0x30/0x80
[ 51.490826][ T546] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 51.496809][ T546] RIP: 0033:0x7f909178d5fc
[ 51.501241][ T546] 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
[ 51.521196][ T546] RSP: 002b:00007f90925ca030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 51.529819][ T546] RAX: ffffffffffffffda RBX: 00007f90919b5fa0 RCX: 00007f909178d5fc
[ 51.537984][ T546] RDX: 000000000000000f RSI: 00007f90925ca0a0 RDI: 0000000000000005
[ 51.546221][ T546] RBP: 00007f90925ca090 R08: 0000000000000000 R09: 0000000000000000
[ 51.554186][ T546] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 51.562157][ T546] R13: 00007f90919b6038 R14: 00007f90919b5fa0 R15: 00007ffe780056d8
[ 51.570235][ T546]
[ 51.573426][ T548] CPU: 0 PID: 548 Comm: syz.0.27 Not tainted syzkaller #0
[ 51.580628][ T548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 51.590884][ T548] Call Trace:
[ 51.594179][ T548]
[ 51.597146][ T548] __dump_stack+0x21/0x24
[ 51.601470][ T548] dump_stack_lvl+0xee/0x150
[ 51.606038][ T548] ? __cfi_dump_stack_lvl+0x8/0x8
[ 51.611134][ T548] dump_stack+0x15/0x24
[ 51.615273][ T548] should_fail_ex+0x3d4/0x520
[ 51.619942][ T548] should_fail+0xb/0x10
[ 51.624105][ T548] should_fail_usercopy+0x1a/0x20
[ 51.629114][ T548] _copy_to_user+0x1e/0x90
[ 51.633516][ T548] simple_read_from_buffer+0xe9/0x160
[ 51.638957][ T548] proc_fail_nth_read+0x19a/0x210
[ 51.643973][ T548] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 51.649501][ T548] ? security_file_permission+0x94/0xb0
[ 51.655034][ T548] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 51.660579][ T548] vfs_read+0x26e/0x8c0
[ 51.664725][ T548] ? __cfi_vfs_read+0x10/0x10
[ 51.669389][ T548] ? __kasan_check_write+0x14/0x20
[ 51.674578][ T548] ? mutex_lock+0x8d/0x1a0
[ 51.679006][ T548] ? __cfi_mutex_lock+0x10/0x10
[ 51.683873][ T548] ? __fdget_pos+0x2cd/0x380
[ 51.688468][ T548] ? ksys_read+0x71/0x240
[ 51.692825][ T548] ksys_read+0x140/0x240
[ 51.697256][ T548] ? __cfi_ksys_read+0x10/0x10
[ 51.702111][ T548] ? fput+0x15b/0x1a0
[ 51.706123][ T548] ? debug_smp_processor_id+0x17/0x20
[ 51.711491][ T548] __x64_sys_read+0x7b/0x90
[ 51.715986][ T548] x64_sys_call+0x2f/0x9a0
[ 51.720384][ T548] do_syscall_64+0x4c/0xa0
[ 51.724784][ T548] ? clear_bhb_loop+0x30/0x80
[ 51.729592][ T548] ? clear_bhb_loop+0x30/0x80
[ 51.734434][ T548] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 51.740322][ T548] RIP: 0033:0x7f643c98d5fc
[ 51.744930][ T548] 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
[ 51.765234][ T548] RSP: 002b:00007f643d744030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 51.773933][ T548] RAX: ffffffffffffffda RBX: 00007f643cbb5fa0 RCX: 00007f643c98d5fc
[ 51.781910][ T548] RDX: 000000000000000f RSI: 00007f643d7440a0 RDI: 0000000000000005
[ 51.789981][ T548] RBP: 00007f643d744090 R08: 0000000000000000 R09: 0000000000000000
[ 51.798140][ T548] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 51.806287][ T548] R13: 00007f643cbb6038 R14: 00007f643cbb5fa0 R15: 00007fff1151b0c8
[ 51.815009][ T548]
[ 51.853129][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 51.863714][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 51.876939][ T485] device veth1_macvtap entered promiscuous mode
[ 51.887933][ T481] device veth0_vlan entered promiscuous mode
[ 51.895111][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 51.904296][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 51.919308][ T553] FAULT_INJECTION: forcing a failure.
[ 51.919308][ T553] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 51.923710][ T555] FAULT_INJECTION: forcing a failure.
[ 51.923710][ T555] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 51.932975][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 51.946487][ T555] CPU: 0 PID: 555 Comm: syz.0.29 Not tainted syzkaller #0
[ 51.954361][ T551] FAULT_INJECTION: forcing a failure.
[ 51.954361][ T551] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 51.961527][ T555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 51.961547][ T555] Call Trace:
[ 51.961554][ T555]
[ 51.961561][ T555] __dump_stack+0x21/0x24
[ 51.961589][ T555] dump_stack_lvl+0xee/0x150
[ 51.987201][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 51.989031][ T555] ? __cfi_dump_stack_lvl+0x8/0x8
[ 51.998154][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 52.001141][ T555] dump_stack+0x15/0x24
[ 52.026365][ T555] should_fail_ex+0x3d4/0x520
[ 52.031158][ T555] should_fail+0xb/0x10
[ 52.035682][ T555] should_fail_usercopy+0x1a/0x20
[ 52.041006][ T555] _copy_to_user+0x1e/0x90
[ 52.045639][ T555] simple_read_from_buffer+0xe9/0x160
[ 52.051459][ T555] proc_fail_nth_read+0x19a/0x210
[ 52.056678][ T555] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.062568][ T555] ? security_file_permission+0x94/0xb0
[ 52.068200][ T555] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.073861][ T555] vfs_read+0x26e/0x8c0
[ 52.078611][ T555] ? __cfi_vfs_read+0x10/0x10
[ 52.083292][ T555] ? __kasan_check_write+0x14/0x20
[ 52.088602][ T555] ? mutex_lock+0x8d/0x1a0
[ 52.093104][ T555] ? __cfi_mutex_lock+0x10/0x10
[ 52.098036][ T555] ? __fdget_pos+0x2cd/0x380
[ 52.102626][ T555] ? ksys_read+0x71/0x240
[ 52.107029][ T555] ksys_read+0x140/0x240
[ 52.111610][ T555] ? __cfi_ksys_read+0x10/0x10
[ 52.116360][ T555] ? fput+0x15b/0x1a0
[ 52.120336][ T555] ? debug_smp_processor_id+0x17/0x20
[ 52.125795][ T555] __x64_sys_read+0x7b/0x90
[ 52.130289][ T555] x64_sys_call+0x2f/0x9a0
[ 52.134708][ T555] do_syscall_64+0x4c/0xa0
[ 52.139122][ T555] ? clear_bhb_loop+0x30/0x80
[ 52.143895][ T555] ? clear_bhb_loop+0x30/0x80
[ 52.148568][ T555] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 52.154553][ T555] RIP: 0033:0x7f643c98d5fc
[ 52.158972][ T555] 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
[ 52.178886][ T555] RSP: 002b:00007f643d744030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 52.187593][ T555] RAX: ffffffffffffffda RBX: 00007f643cbb5fa0 RCX: 00007f643c98d5fc
[ 52.195651][ T555] RDX: 000000000000000f RSI: 00007f643d7440a0 RDI: 0000000000000005
[ 52.203711][ T555] RBP: 00007f643d744090 R08: 0000000000000000 R09: 0000000000000000
[ 52.211798][ T555] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 52.219802][ T555] R13: 00007f643cbb6038 R14: 00007f643cbb5fa0 R15: 00007fff1151b0c8
[ 52.227779][ T555]
[ 52.230884][ T551] CPU: 1 PID: 551 Comm: syz.4.28 Not tainted syzkaller #0
[ 52.237998][ T551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 52.243493][ T557] FAULT_INJECTION: forcing a failure.
[ 52.243493][ T557] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 52.248049][ T551] Call Trace:
[ 52.248057][ T551]
[ 52.248063][ T551] __dump_stack+0x21/0x24
[ 52.248085][ T551] dump_stack_lvl+0xee/0x150
[ 52.248100][ T551] ? __cfi_dump_stack_lvl+0x8/0x8
[ 52.282035][ T551] dump_stack+0x15/0x24
[ 52.286376][ T551] should_fail_ex+0x3d4/0x520
[ 52.291150][ T551] should_fail+0xb/0x10
[ 52.295401][ T551] should_fail_usercopy+0x1a/0x20
[ 52.300531][ T551] _copy_to_user+0x1e/0x90
[ 52.305038][ T551] simple_read_from_buffer+0xe9/0x160
[ 52.310433][ T551] proc_fail_nth_read+0x19a/0x210
[ 52.315722][ T551] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.321363][ T551] ? security_file_permission+0x94/0xb0
[ 52.326921][ T551] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.332550][ T551] vfs_read+0x26e/0x8c0
[ 52.336881][ T551] ? __cfi_vfs_read+0x10/0x10
[ 52.341639][ T551] ? __kasan_check_write+0x14/0x20
[ 52.346746][ T551] ? mutex_lock+0x8d/0x1a0
[ 52.351265][ T551] ? __cfi_mutex_lock+0x10/0x10
[ 52.356119][ T551] ? __fdget_pos+0x2cd/0x380
[ 52.360695][ T551] ? ksys_read+0x71/0x240
[ 52.365193][ T551] ksys_read+0x140/0x240
[ 52.369421][ T551] ? __cfi_ksys_read+0x10/0x10
[ 52.374961][ T551] ? fput+0x15b/0x1a0
[ 52.379312][ T551] ? debug_smp_processor_id+0x17/0x20
[ 52.385166][ T551] __x64_sys_read+0x7b/0x90
[ 52.391526][ T551] x64_sys_call+0x2f/0x9a0
[ 52.396501][ T551] do_syscall_64+0x4c/0xa0
[ 52.401178][ T551] ? clear_bhb_loop+0x30/0x80
[ 52.406144][ T551] ? clear_bhb_loop+0x30/0x80
[ 52.411389][ T551] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 52.418299][ T551] RIP: 0033:0x7f909178d5fc
[ 52.422899][ T551] 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
[ 52.442847][ T551] RSP: 002b:00007f90925ca030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 52.451265][ T551] RAX: ffffffffffffffda RBX: 00007f90919b5fa0 RCX: 00007f909178d5fc
[ 52.459322][ T551] RDX: 000000000000000f RSI: 00007f90925ca0a0 RDI: 0000000000000005
[ 52.467289][ T551] RBP: 00007f90925ca090 R08: 0000000000000000 R09: 0000000000000000
[ 52.475460][ T551] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 52.483954][ T551] R13: 00007f90919b6038 R14: 00007f90919b5fa0 R15: 00007ffe780056d8
[ 52.492016][ T551]
[ 52.495029][ T557] CPU: 0 PID: 557 Comm: syz.0.30 Not tainted syzkaller #0
[ 52.502252][ T557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 52.512393][ T557] Call Trace:
[ 52.515671][ T557]
[ 52.518609][ T557] __dump_stack+0x21/0x24
[ 52.523191][ T557] dump_stack_lvl+0xee/0x150
[ 52.527937][ T557] ? __cfi_dump_stack_lvl+0x8/0x8
[ 52.533043][ T557] dump_stack+0x15/0x24
[ 52.537207][ T557] should_fail_ex+0x3d4/0x520
[ 52.541895][ T557] should_fail+0xb/0x10
[ 52.546151][ T557] should_fail_usercopy+0x1a/0x20
[ 52.551177][ T557] _copy_to_user+0x1e/0x90
[ 52.555619][ T557] simple_read_from_buffer+0xe9/0x160
[ 52.561095][ T557] proc_fail_nth_read+0x19a/0x210
[ 52.566215][ T557] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.571748][ T557] ? security_file_permission+0x94/0xb0
[ 52.577296][ T557] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.582835][ T557] vfs_read+0x26e/0x8c0
[ 52.586988][ T557] ? __cfi_vfs_read+0x10/0x10
[ 52.591662][ T557] ? __kasan_check_write+0x14/0x20
[ 52.596948][ T557] ? mutex_lock+0x8d/0x1a0
[ 52.601359][ T557] ? __cfi_mutex_lock+0x10/0x10
[ 52.606288][ T557] ? __fdget_pos+0x2cd/0x380
[ 52.610879][ T557] ? ksys_read+0x71/0x240
[ 52.615306][ T557] ksys_read+0x140/0x240
[ 52.619669][ T557] ? __cfi_ksys_read+0x10/0x10
[ 52.624523][ T557] ? fput+0x15b/0x1a0
[ 52.628493][ T557] ? debug_smp_processor_id+0x17/0x20
[ 52.633860][ T557] __x64_sys_read+0x7b/0x90
[ 52.638367][ T557] x64_sys_call+0x2f/0x9a0
[ 52.642884][ T557] do_syscall_64+0x4c/0xa0
[ 52.647292][ T557] ? clear_bhb_loop+0x30/0x80
[ 52.651960][ T557] ? clear_bhb_loop+0x30/0x80
[ 52.656625][ T557] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 52.662686][ T557] RIP: 0033:0x7f643c98d5fc
[ 52.667364][ T557] 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
[ 52.687141][ T557] RSP: 002b:00007f643d744030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 52.695723][ T557] RAX: ffffffffffffffda RBX: 00007f643cbb5fa0 RCX: 00007f643c98d5fc
[ 52.703885][ T557] RDX: 000000000000000f RSI: 00007f643d7440a0 RDI: 0000000000000005
[ 52.711959][ T557] RBP: 00007f643d744090 R08: 0000000000000000 R09: 0000000000000000
[ 52.719933][ T557] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 52.728070][ T557] R13: 00007f643cbb6038 R14: 00007f643cbb5fa0 R15: 00007fff1151b0c8
[ 52.736043][ T557]
[ 52.739118][ T553] CPU: 1 PID: 553 Comm: syz.6.20 Not tainted syzkaller #0
[ 52.746234][ T553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 52.756291][ T553] Call Trace:
[ 52.759665][ T553]
[ 52.762597][ T553] __dump_stack+0x21/0x24
[ 52.767002][ T553] dump_stack_lvl+0xee/0x150
[ 52.771584][ T553] ? __cfi_dump_stack_lvl+0x8/0x8
[ 52.776703][ T553] dump_stack+0x15/0x24
[ 52.780954][ T553] should_fail_ex+0x3d4/0x520
[ 52.785629][ T553] should_fail+0xb/0x10
[ 52.789768][ T553] should_fail_usercopy+0x1a/0x20
[ 52.794973][ T553] _copy_to_user+0x1e/0x90
[ 52.799419][ T553] simple_read_from_buffer+0xe9/0x160
[ 52.804772][ T553] proc_fail_nth_read+0x19a/0x210
[ 52.809783][ T553] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.815307][ T553] ? security_file_permission+0x94/0xb0
[ 52.820838][ T553] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 52.826360][ T553] vfs_read+0x26e/0x8c0
[ 52.830757][ T553] ? __cfi_vfs_read+0x10/0x10
[ 52.835937][ T553] ? __kasan_check_write+0x14/0x20
[ 52.841116][ T553] ? mutex_lock+0x8d/0x1a0
[ 52.845517][ T553] ? __cfi_mutex_lock+0x10/0x10
[ 52.850358][ T553] ? __fdget_pos+0x2cd/0x380
[ 52.854941][ T553] ? ksys_read+0x71/0x240
[ 52.859344][ T553] ksys_read+0x140/0x240
[ 52.863692][ T553] ? __cfi_ksys_read+0x10/0x10
[ 52.868583][ T553] ? fput+0x15b/0x1a0
[ 52.872655][ T553] ? debug_smp_processor_id+0x17/0x20
[ 52.878121][ T553] __x64_sys_read+0x7b/0x90
[ 52.882672][ T553] x64_sys_call+0x2f/0x9a0
[ 52.887101][ T553] do_syscall_64+0x4c/0xa0
[ 52.891603][ T553] ? clear_bhb_loop+0x30/0x80
[ 52.896286][ T553] ? clear_bhb_loop+0x30/0x80
[ 52.901208][ T553] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 52.907089][ T553] RIP: 0033:0x7f0dd298d5fc
[ 52.911570][ 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
[ 52.931489][ T553] RSP: 002b:00007f0dd388e030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 52.939919][ T553] RAX: ffffffffffffffda RBX: 00007f0dd2bb5fa0 RCX: 00007f0dd298d5fc
[ 52.948060][ T553] RDX: 000000000000000f RSI: 00007f0dd388e0a0 RDI: 0000000000000005
[ 52.956106][ T553] RBP: 00007f0dd388e090 R08: 0000000000000000 R09: 0000000000000000
[ 52.964061][ T553] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 52.972011][ T553] R13: 00007f0dd2bb6038 R14: 00007f0dd2bb5fa0 R15: 00007ffc05803978
[ 52.980053][ T553]
2026/01/14 19:44:51 executed programs: 22
[ 53.011366][ T560] FAULT_INJECTION: forcing a failure.
[ 53.011366][ T560] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 53.020833][ T562] FAULT_INJECTION: forcing a failure.
[ 53.020833][ T562] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 53.024717][ T560] CPU: 1 PID: 560 Comm: syz.6.31 Not tainted syzkaller #0
[ 53.044676][ T560] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 53.054731][ T560] Call Trace:
[ 53.058000][ T560]
[ 53.060962][ T560] __dump_stack+0x21/0x24
[ 53.065285][ T560] dump_stack_lvl+0xee/0x150
[ 53.069870][ T560] ? __cfi_dump_stack_lvl+0x8/0x8
[ 53.074904][ T560] dump_stack+0x15/0x24
[ 53.079095][ T560] should_fail_ex+0x3d4/0x520
[ 53.084022][ T560] should_fail+0xb/0x10
[ 53.088208][ T560] should_fail_usercopy+0x1a/0x20
[ 53.093321][ T560] _copy_to_user+0x1e/0x90
[ 53.097736][ T560] simple_read_from_buffer+0xe9/0x160
[ 53.103191][ T560] proc_fail_nth_read+0x19a/0x210
[ 53.108475][ T560] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 53.114317][ T560] ? security_file_permission+0x94/0xb0
[ 53.119864][ T560] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 53.125414][ T560] vfs_read+0x26e/0x8c0
[ 53.129841][ T560] ? __cfi_vfs_read+0x10/0x10
[ 53.134556][ T560] ? __kasan_check_write+0x14/0x20
[ 53.139871][ T560] ? mutex_lock+0x8d/0x1a0
[ 53.144307][ T560] ? __cfi_mutex_lock+0x10/0x10
[ 53.149168][ T560] ? __fdget_pos+0x2cd/0x380
[ 53.153759][ T560] ? ksys_read+0x71/0x240
[ 53.158087][ T560] ksys_read+0x140/0x240
[ 53.162327][ T560] ? __cfi_ksys_read+0x10/0x10
[ 53.167078][ T560] ? fput+0x15b/0x1a0
[ 53.171232][ T560] ? debug_smp_processor_id+0x17/0x20
[ 53.176617][ T560] __x64_sys_read+0x7b/0x90
[ 53.181231][ T560] x64_sys_call+0x2f/0x9a0
[ 53.185650][ T560] do_syscall_64+0x4c/0xa0
[ 53.190073][ T560] ? clear_bhb_loop+0x30/0x80
[ 53.192884][ T564] FAULT_INJECTION: forcing a failure.
[ 53.192884][ T564] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 53.194769][ T560] ? clear_bhb_loop+0x30/0x80
[ 53.212572][ T560] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 53.218486][ T560] RIP: 0033:0x7f0dd298d5fc
[ 53.222904][ T560] 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
[ 53.242864][ T560] RSP: 002b:00007f0dd388e030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 53.251736][ T560] RAX: ffffffffffffffda RBX: 00007f0dd2bb5fa0 RCX: 00007f0dd298d5fc
[ 53.259975][ T560] RDX: 000000000000000f RSI: 00007f0dd388e0a0 RDI: 0000000000000005
[ 53.267966][ T560] RBP: 00007f0dd388e090 R08: 0000000000000000 R09: 0000000000000000
[ 53.276479][ T560] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 53.284645][ T560] R13: 00007f0dd2bb6038 R14: 00007f0dd2bb5fa0 R15: 00007ffc05803978
[ 53.292714][ T560]
[ 53.295730][ T562] CPU: 0 PID: 562 Comm: syz.4.32 Not tainted syzkaller #0
[ 53.302882][ T562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 53.310011][ T566] FAULT_INJECTION: forcing a failure.
[ 53.310011][ T566] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 53.312948][ T562] Call Trace:
[ 53.312957][ T562]
[ 53.312963][ T562] __dump_stack+0x21/0x24
[ 53.336532][ T562] dump_stack_lvl+0xee/0x150
[ 53.341143][ T562] ? __cfi_dump_stack_lvl+0x8/0x8
[ 53.346248][ T562] dump_stack+0x15/0x24
[ 53.350553][ T562] should_fail_ex+0x3d4/0x520
[ 53.355235][ T562] should_fail+0xb/0x10
[ 53.359402][ T562] should_fail_usercopy+0x1a/0x20
[ 53.364537][ T562] _copy_to_user+0x1e/0x90
[ 53.368959][ T562] simple_read_from_buffer+0xe9/0x160
[ 53.374877][ T562] proc_fail_nth_read+0x19a/0x210
[ 53.379927][ T562] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 53.385770][ T562] ? security_file_permission+0x94/0xb0
[ 53.391434][ T562] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 53.397000][ T562] vfs_read+0x26e/0x8c0
[ 53.401256][ T562] ? __cfi_vfs_read+0x10/0x10
[ 53.406058][ T562] ? __kasan_check_write+0x14/0x20
[ 53.411453][ T562] ? mutex_lock+0x8d/0x1a0
[ 53.415884][ T562] ? __cfi_mutex_lock+0x10/0x10
[ 53.420751][ T562] ? __fdget_pos+0x2cd/0x380
[ 53.425418][ T562] ? ksys_read+0x71/0x240
[ 53.430034][ T562] ksys_read+0x140/0x240
[ 53.434301][ T562] ? __cfi_ksys_read+0x10/0x10
[ 53.439089][ T562] ? fput+0x15b/0x1a0
[ 53.443445][ T562] ? debug_smp_processor_id+0x17/0x20
[ 53.448922][ T562] __x64_sys_read+0x7b/0x90
[ 53.453553][ T562] x64_sys_call+0x2f/0x9a0
[ 53.458041][ T562] do_syscall_64+0x4c/0xa0
[ 53.462468][ T562] ? clear_bhb_loop+0x30/0x80
[ 53.467148][ T562] ? clear_bhb_loop+0x30/0x80
[ 53.471830][ T562] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 53.478277][ T562] RIP: 0033:0x7f909178d5fc
[ 53.482705][ T562] 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
[ 53.502344][ T562] RSP: 002b:00007f90925ca030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 53.510789][ T562] RAX: ffffffffffffffda RBX: 00007f90919b5fa0 RCX: 00007f909178d5fc
[ 53.518779][ T562] RDX: 000000000000000f RSI: 00007f90925ca0a0 RDI: 0000000000000005
[ 53.527032][ T562] RBP: 00007f90925ca090 R08: 0000000000000000 R09: 0000000000000000
[ 53.535025][ T562] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 53.543004][ T562] R13: 00007f90919b6038 R14: 00007f90919b5fa0 R15: 00007ffe780056d8
[ 53.551092][ T562]
[ 53.554117][ T564] CPU: 1 PID: 564 Comm: syz.0.33 Not tainted syzkaller #0
[ 53.561233][ T564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 53.571383][ T564] Call Trace:
[ 53.574668][ T564]
[ 53.577608][ T564] __dump_stack+0x21/0x24
[ 53.581969][ T564] dump_stack_lvl+0xee/0x150
[ 53.586555][ T564] ? __cfi_dump_stack_lvl+0x8/0x8
[ 53.591654][ T564] dump_stack+0x15/0x24
[ 53.595859][ T564] should_fail_ex+0x3d4/0x520
[ 53.600525][ T564] should_fail+0xb/0x10
[ 53.604687][ T564] should_fail_usercopy+0x1a/0x20
[ 53.609746][ T564] _copy_to_user+0x1e/0x90
[ 53.614192][ T564] simple_read_from_buffer+0xe9/0x160
[ 53.619681][ T564] proc_fail_nth_read+0x19a/0x210
[ 53.624742][ T564] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 53.630301][ T564] ? security_file_permission+0x94/0xb0
[ 53.636295][ T564] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 53.641867][ T564] vfs_read+0x26e/0x8c0
[ 53.646127][ T564] ? __cfi_vfs_read+0x10/0x10
[ 53.650915][ T564] ? __kasan_check_write+0x14/0x20
[ 53.656052][ T564] ? mutex_lock+0x8d/0x1a0
[ 53.660490][ T564] ? __cfi_mutex_lock+0x10/0x10
[ 53.665520][ T564] ? __fdget_pos+0x2cd/0x380
[ 53.670136][ T564] ? ksys_read+0x71/0x240
[ 53.674572][ T564] ksys_read+0x140/0x240
[ 53.678886][ T564] ? __cfi_ksys_read+0x10/0x10
[ 53.683692][ T564] ? fput+0x15b/0x1a0
[ 53.687691][ T564] ? debug_smp_processor_id+0x17/0x20
[ 53.693050][ T564] __x64_sys_read+0x7b/0x90
[ 53.697713][ T564] x64_sys_call+0x2f/0x9a0
[ 53.702127][ T564] do_syscall_64+0x4c/0xa0
[ 53.706631][ T564] ? clear_bhb_loop+0x30/0x80
[ 53.711328][ T564] ? clear_bhb_loop+0x30/0x80
[ 53.716093][ T564] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 53.722010][ T564] RIP: 0033:0x7f643c98d5fc
[ 53.726433][ T564] 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
[ 53.746559][ T564] RSP: 002b:00007f643d744030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 53.755152][ T564] RAX: ffffffffffffffda RBX: 00007f643cbb5fa0 RCX: 00007f643c98d5fc
[ 53.763127][ T564] RDX: 000000000000000f RSI: 00007f643d7440a0 RDI: 0000000000000005
[ 53.771102][ T564] RBP: 00007f643d744090 R08: 0000000000000000 R09: 0000000000000000
[ 53.779239][ T564] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 53.787820][ T564] R13: 00007f643cbb6038 R14: 00007f643cbb5fa0 R15: 00007fff1151b0c8
[ 53.795879][ T564]
[ 53.801725][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 53.812057][ T566] CPU: 1 PID: 566 Comm: syz.6.34 Not tainted syzkaller #0
[ 53.817457][ T568] FAULT_INJECTION: forcing a failure.
[ 53.817457][ T568] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 53.819363][ T566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 53.819375][ T566] Call Trace:
[ 53.819381][ T566]
[ 53.819387][ T566] __dump_stack+0x21/0x24
[ 53.849723][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 53.853266][ T566] dump_stack_lvl+0xee/0x150
[ 53.853297][ T566] ? __cfi_dump_stack_lvl+0x8/0x8
[ 53.871088][ T566] dump_stack+0x15/0x24
[ 53.873957][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 53.875263][ T566] should_fail_ex+0x3d4/0x520
[ 53.875294][ T566] should_fail+0xb/0x10
[ 53.892282][ T566] should_fail_usercopy+0x1a/0x20
[ 53.894007][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 53.897310][ T566] _copy_to_user+0x1e/0x90
[ 53.897337][ T566] simple_read_from_buffer+0xe9/0x160
[ 53.897353][ T566] proc_fail_nth_read+0x19a/0x210
[ 53.897368][ T566] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 53.897383][ T566] ? security_file_permission+0x94/0xb0
[ 53.931642][ T566] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 53.937201][ T566] vfs_read+0x26e/0x8c0
[ 53.941370][ T566] ? __cfi_vfs_read+0x10/0x10
[ 53.946179][ T566] ? __kasan_check_write+0x14/0x20
[ 53.951315][ T566] ? mutex_lock+0x8d/0x1a0
[ 53.955752][ T566] ? __cfi_mutex_lock+0x10/0x10
[ 53.960621][ T566] ? __fdget_pos+0x2cd/0x380
[ 53.965206][ T566] ? ksys_read+0x71/0x240
[ 53.969527][ T566] ksys_read+0x140/0x240
[ 53.973760][ T566] ? __cfi_ksys_read+0x10/0x10
[ 53.978531][ T566] ? fput+0x15b/0x1a0
[ 53.982508][ T566] ? debug_smp_processor_id+0x17/0x20
[ 53.988051][ T566] __x64_sys_read+0x7b/0x90
[ 53.992589][ T566] x64_sys_call+0x2f/0x9a0
[ 53.997117][ T566] do_syscall_64+0x4c/0xa0
[ 54.001734][ T566] ? clear_bhb_loop+0x30/0x80
[ 54.006508][ T566] ? clear_bhb_loop+0x30/0x80
[ 54.011187][ T566] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 54.017170][ T566] RIP: 0033:0x7f0dd298d5fc
[ 54.021753][ T566] 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
[ 54.041793][ T566] RSP: 002b:00007f0dd388e030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 54.050301][ T566] RAX: ffffffffffffffda RBX: 00007f0dd2bb5fa0 RCX: 00007f0dd298d5fc
[ 54.058625][ T566] RDX: 000000000000000f RSI: 00007f0dd388e0a0 RDI: 0000000000000005
[ 54.066796][ T566] RBP: 00007f0dd388e090 R08: 0000000000000000 R09: 0000000000000000
[ 54.075103][ T566] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 54.083102][ T566] R13: 00007f0dd2bb6038 R14: 00007f0dd2bb5fa0 R15: 00007ffc05803978
[ 54.091101][ T566]
[ 54.094239][ T568] CPU: 0 PID: 568 Comm: syz.4.35 Not tainted syzkaller #0
[ 54.101363][ T568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 54.104393][ T570] FAULT_INJECTION: forcing a failure.
[ 54.104393][ T570] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 54.111416][ T568] Call Trace:
[ 54.111425][ T568]
[ 54.111431][ T568] __dump_stack+0x21/0x24
[ 54.111461][ T568] dump_stack_lvl+0xee/0x150
[ 54.111478][ T568] ? __cfi_dump_stack_lvl+0x8/0x8
[ 54.111496][ T568] dump_stack+0x15/0x24
[ 54.111512][ T568] should_fail_ex+0x3d4/0x520
[ 54.111534][ T568] should_fail+0xb/0x10
[ 54.111552][ T568] should_fail_usercopy+0x1a/0x20
[ 54.111570][ T568] _copy_to_user+0x1e/0x90
[ 54.111589][ T568] simple_read_from_buffer+0xe9/0x160
[ 54.111607][ T568] proc_fail_nth_read+0x19a/0x210
[ 54.111625][ T568] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 54.111642][ T568] ? security_file_permission+0x94/0xb0
[ 54.111662][ T568] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 54.111677][ T568] vfs_read+0x26e/0x8c0
[ 54.111699][ T568] ? __cfi_vfs_read+0x10/0x10
[ 54.111720][ T568] ? __kasan_check_write+0x14/0x20
[ 54.111735][ T568] ? mutex_lock+0x8d/0x1a0
[ 54.111755][ T568] ? __cfi_mutex_lock+0x10/0x10
[ 54.111774][ T568] ? __fdget_pos+0x2cd/0x380
[ 54.111788][ T568] ? ksys_read+0x71/0x240
[ 54.111800][ T568] ksys_read+0x140/0x240
[ 54.111813][ T568] ? __cfi_ksys_read+0x10/0x10
[ 54.237092][ T568] ? fput+0x15b/0x1a0
[ 54.241661][ T568] ? debug_smp_processor_id+0x17/0x20
[ 54.247323][ T568] __x64_sys_read+0x7b/0x90
[ 54.251827][ T568] x64_sys_call+0x2f/0x9a0
[ 54.256232][ T568] do_syscall_64+0x4c/0xa0
[ 54.260726][ T568] ? clear_bhb_loop+0x30/0x80
[ 54.265529][ T568] ? clear_bhb_loop+0x30/0x80
[ 54.270292][ T568] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 54.276180][ T568] RIP: 0033:0x7f909178d5fc
[ 54.280928][ T568] 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
[ 54.300535][ T568] RSP: 002b:00007f90925ca030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 54.309046][ T568] RAX: ffffffffffffffda RBX: 00007f90919b5fa0 RCX: 00007f909178d5fc
[ 54.317099][ T568] RDX: 000000000000000f RSI: 00007f90925ca0a0 RDI: 0000000000000005
[ 54.325144][ T568] RBP: 00007f90925ca090 R08: 0000000000000000 R09: 0000000000000000
[ 54.333196][ T568] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 54.341160][ T568] R13: 00007f90919b6038 R14: 00007f90919b5fa0 R15: 00007ffe780056d8
[ 54.349806][ T568]
[ 54.352833][ T570] CPU: 1 PID: 570 Comm: syz.0.36 Not tainted syzkaller #0
[ 54.360133][ T570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 54.370361][ T570] Call Trace:
[ 54.373723][ T570]
[ 54.376638][ T570] __dump_stack+0x21/0x24
[ 54.381048][ T570] dump_stack_lvl+0xee/0x150
[ 54.385627][ T570] ? __cfi_dump_stack_lvl+0x8/0x8
[ 54.391113][ T570] dump_stack+0x15/0x24
[ 54.395475][ T570] should_fail_ex+0x3d4/0x520
[ 54.400182][ T570] should_fail+0xb/0x10
[ 54.404442][ T570] should_fail_usercopy+0x1a/0x20
[ 54.409580][ T570] _copy_to_user+0x1e/0x90
[ 54.413994][ T570] simple_read_from_buffer+0xe9/0x160
[ 54.419455][ T570] proc_fail_nth_read+0x19a/0x210
[ 54.424991][ T570] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 54.430832][ T570] ? security_file_permission+0x94/0xb0
[ 54.436499][ T570] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 54.442323][ T570] vfs_read+0x26e/0x8c0
[ 54.446510][ T570] ? __cfi_vfs_read+0x10/0x10
[ 54.451440][ T570] ? __kasan_check_write+0x14/0x20
[ 54.456571][ T570] ? mutex_lock+0x8d/0x1a0
[ 54.460998][ T570] ? __cfi_mutex_lock+0x10/0x10
[ 54.465871][ T570] ? __fdget_pos+0x2cd/0x380
[ 54.470459][ T570] ? ksys_read+0x71/0x240
[ 54.474778][ T570] ksys_read+0x140/0x240
[ 54.479026][ T570] ? __cfi_ksys_read+0x10/0x10
[ 54.483949][ T570] ? fput+0x15b/0x1a0
[ 54.488181][ T570] ? debug_smp_processor_id+0x17/0x20
[ 54.493546][ T570] __x64_sys_read+0x7b/0x90
[ 54.498490][ T570] x64_sys_call+0x2f/0x9a0
[ 54.503121][ T570] do_syscall_64+0x4c/0xa0
[ 54.507568][ T570] ? clear_bhb_loop+0x30/0x80
[ 54.512354][ T570] ? clear_bhb_loop+0x30/0x80
[ 54.517152][ T570] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 54.523037][ T570] RIP: 0033:0x7f643c98d5fc
[ 54.527489][ T570] 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
[ 54.547258][ T570] RSP: 002b:00007f643d744030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 54.555853][ T570] RAX: ffffffffffffffda RBX: 00007f643cbb5fa0 RCX: 00007f643c98d5fc
[ 54.563815][ T570] RDX: 000000000000000f RSI: 00007f643d7440a0 RDI: 0000000000000005
[ 54.571775][ T570] RBP: 00007f643d744090 R08: 0000000000000000 R09: 0000000000000000
[ 54.579828][ T570] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 54.587783][ T570] R13: 00007f643cbb6038 R14: 00007f643cbb5fa0 R15: 00007fff1151b0c8
[ 54.595755][ T570]
[ 54.610622][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 54.621439][ T572] FAULT_INJECTION: forcing a failure.
[ 54.621439][ T572] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 54.629497][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 54.643565][ T572] CPU: 1 PID: 572 Comm: syz.6.37 Not tainted syzkaller #0
[ 54.649752][ T574] FAULT_INJECTION: forcing a failure.
[ 54.649752][ T574] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 54.650695][ T572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 54.650706][ T572] Call Trace:
[ 54.665877][ T481] device veth1_macvtap entered promiscuous mode
[ 54.673736][ T572]
[ 54.673746][ T572] __dump_stack+0x21/0x24
[ 54.673773][ T572] dump_stack_lvl+0xee/0x150
[ 54.673786][ T572] ? __cfi_dump_stack_lvl+0x8/0x8
[ 54.673802][ T572] dump_stack+0x15/0x24
[ 54.673815][ T572] should_fail_ex+0x3d4/0x520
[ 54.709747][ T572] should_fail+0xb/0x10
[ 54.713909][ T572] should_fail_usercopy+0x1a/0x20
[ 54.718946][ T572] _copy_to_user+0x1e/0x90
[ 54.723514][ T572] simple_read_from_buffer+0xe9/0x160
[ 54.728885][ T572] proc_fail_nth_read+0x19a/0x210
[ 54.733906][ T572] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 54.737975][ T576] FAULT_INJECTION: forcing a failure.
[ 54.737975][ T576] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 54.739705][ T572] ? security_file_permission+0x94/0xb0
[ 54.758443][ T572] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 54.764015][ T572] vfs_read+0x26e/0x8c0
[ 54.768173][ T572] ? __cfi_vfs_read+0x10/0x10
[ 54.772931][ T572] ? __kasan_check_write+0x14/0x20
[ 54.778211][ T572] ? mutex_lock+0x8d/0x1a0
[ 54.782639][ T572] ? __cfi_mutex_lock+0x10/0x10
[ 54.787508][ T572] ? __fdget_pos+0x2cd/0x380
[ 54.792103][ T572] ? ksys_read+0x71/0x240
[ 54.796512][ T572] ksys_read+0x140/0x240
[ 54.800834][ T572] ? __cfi_ksys_read+0x10/0x10
[ 54.805593][ T572] ? fput+0x15b/0x1a0
[ 54.809604][ T572] ? debug_smp_processor_id+0x17/0x20
[ 54.815155][ T572] __x64_sys_read+0x7b/0x90
[ 54.819840][ T572] x64_sys_call+0x2f/0x9a0
[ 54.824370][ T572] do_syscall_64+0x4c/0xa0
[ 54.828798][ T572] ? clear_bhb_loop+0x30/0x80
[ 54.833527][ T572] ? clear_bhb_loop+0x30/0x80
[ 54.838311][ T572] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 54.844344][ T572] RIP: 0033:0x7f0dd298d5fc
[ 54.848862][ T572] 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
[ 54.868928][ T572] RSP: 002b:00007f0dd388e030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 54.877449][ T572] RAX: ffffffffffffffda RBX: 00007f0dd2bb5fa0 RCX: 00007f0dd298d5fc
[ 54.885566][ T572] RDX: 000000000000000f RSI: 00007f0dd388e0a0 RDI: 0000000000000005
[ 54.893560][ T572] RBP: 00007f0dd388e090 R08: 0000000000000000 R09: 0000000000000000
[ 54.902061][ T572] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 54.910129][ T572] R13: 00007f0dd2bb6038 R14: 00007f0dd2bb5fa0 R15: 00007ffc05803978
[ 54.918200][ T572]
[ 54.921213][ T576] CPU: 0 PID: 576 Comm: syz.4.39 Not tainted syzkaller #0
[ 54.928334][ T576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 54.938408][ T576] Call Trace:
[ 54.941713][ T576]
[ 54.944660][ T576] __dump_stack+0x21/0x24
[ 54.949102][ T576] dump_stack_lvl+0xee/0x150
[ 54.952711][ T578] FAULT_INJECTION: forcing a failure.
[ 54.952711][ T578] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 54.953793][ T576] ? __cfi_dump_stack_lvl+0x8/0x8
[ 54.971973][ T576] dump_stack+0x15/0x24
[ 54.976134][ T576] should_fail_ex+0x3d4/0x520
[ 54.980895][ T576] should_fail+0xb/0x10
[ 54.985182][ T576] should_fail_usercopy+0x1a/0x20
[ 54.990391][ T576] _copy_to_user+0x1e/0x90
[ 54.994893][ T576] simple_read_from_buffer+0xe9/0x160
[ 55.000866][ T576] proc_fail_nth_read+0x19a/0x210
[ 55.005909][ T576] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 55.011906][ T576] ? security_file_permission+0x94/0xb0
[ 55.017479][ T576] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 55.023040][ T576] vfs_read+0x26e/0x8c0
[ 55.027375][ T576] ? __cfi_vfs_read+0x10/0x10
[ 55.032059][ T576] ? __kasan_check_write+0x14/0x20
[ 55.037264][ T576] ? mutex_lock+0x8d/0x1a0
[ 55.041872][ T576] ? __cfi_mutex_lock+0x10/0x10
[ 55.046828][ T576] ? __fdget_pos+0x2cd/0x380
[ 55.051515][ T576] ? ksys_read+0x71/0x240
[ 55.055880][ T576] ksys_read+0x140/0x240
[ 55.060227][ T576] ? __cfi_ksys_read+0x10/0x10
[ 55.064987][ T576] ? fput+0x15b/0x1a0
[ 55.069059][ T576] ? debug_smp_processor_id+0x17/0x20
[ 55.074512][ T576] __x64_sys_read+0x7b/0x90
[ 55.079008][ T576] x64_sys_call+0x2f/0x9a0
[ 55.083517][ T576] do_syscall_64+0x4c/0xa0
[ 55.088024][ T576] ? clear_bhb_loop+0x30/0x80
[ 55.092696][ T576] ? clear_bhb_loop+0x30/0x80
[ 55.097365][ T576] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 55.103265][ T576] RIP: 0033:0x7f909178d5fc
[ 55.107674][ 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
[ 55.127361][ T576] RSP: 002b:00007f90925ca030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 55.135963][ T576] RAX: ffffffffffffffda RBX: 00007f90919b5fa0 RCX: 00007f909178d5fc
[ 55.144020][ T576] RDX: 000000000000000f RSI: 00007f90925ca0a0 RDI: 0000000000000005
[ 55.152167][ T576] RBP: 00007f90925ca090 R08: 0000000000000000 R09: 0000000000000000
[ 55.160312][ T576] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 55.168380][ T576] R13: 00007f90919b6038 R14: 00007f90919b5fa0 R15: 00007ffe780056d8
[ 55.176630][ T576]
[ 55.179744][ T578] CPU: 1 PID: 578 Comm: syz.6.40 Not tainted syzkaller #0
[ 55.187310][ T578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 55.197393][ T578] Call Trace:
[ 55.200762][ T578]
[ 55.203691][ T578] __dump_stack+0x21/0x24
[ 55.208055][ T578] dump_stack_lvl+0xee/0x150
[ 55.212753][ T578] ? __cfi_dump_stack_lvl+0x8/0x8
[ 55.217887][ T578] dump_stack+0x15/0x24
[ 55.222137][ T578] should_fail_ex+0x3d4/0x520
[ 55.226804][ T578] should_fail+0xb/0x10
[ 55.230949][ T578] should_fail_usercopy+0x1a/0x20
[ 55.235985][ T578] _copy_to_user+0x1e/0x90
[ 55.240608][ T578] simple_read_from_buffer+0xe9/0x160
[ 55.245987][ T578] proc_fail_nth_read+0x19a/0x210
[ 55.251266][ T578] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 55.256809][ T578] ? security_file_permission+0x94/0xb0
[ 55.262343][ T578] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 55.267875][ T578] vfs_read+0x26e/0x8c0
[ 55.272112][ T578] ? __cfi_vfs_read+0x10/0x10
[ 55.276776][ T578] ? __kasan_check_write+0x14/0x20
[ 55.281965][ T578] ? mutex_lock+0x8d/0x1a0
[ 55.286367][ T578] ? __cfi_mutex_lock+0x10/0x10
[ 55.291203][ T578] ? __fdget_pos+0x2cd/0x380
[ 55.295773][ T578] ? ksys_read+0x71/0x240
[ 55.300086][ T578] ksys_read+0x140/0x240
[ 55.304418][ T578] ? __cfi_ksys_read+0x10/0x10
[ 55.309281][ T578] ? fput+0x15b/0x1a0
[ 55.313517][ T578] ? debug_smp_processor_id+0x17/0x20
[ 55.318889][ T578] __x64_sys_read+0x7b/0x90
[ 55.323415][ T578] x64_sys_call+0x2f/0x9a0
[ 55.327908][ T578] do_syscall_64+0x4c/0xa0
[ 55.332312][ T578] ? clear_bhb_loop+0x30/0x80
[ 55.336988][ T578] ? clear_bhb_loop+0x30/0x80
[ 55.341660][ T578] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 55.347651][ T578] RIP: 0033:0x7f0dd298d5fc
[ 55.352138][ T578] 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
[ 55.372196][ T578] RSP: 002b:00007f0dd388e030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 55.380789][ T578] RAX: ffffffffffffffda RBX: 00007f0dd2bb5fa0 RCX: 00007f0dd298d5fc
[ 55.389244][ T578] RDX: 000000000000000f RSI: 00007f0dd388e0a0 RDI: 0000000000000005
[ 55.397225][ T578] RBP: 00007f0dd388e090 R08: 0000000000000000 R09: 0000000000000000
[ 55.405441][ T578] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 55.413414][ T578] R13: 00007f0dd2bb6038 R14: 00007f0dd2bb5fa0 R15: 00007ffc05803978
[ 55.421395][ T578]
[ 55.438982][ T574] CPU: 0 PID: 574 Comm: syz.0.38 Not tainted syzkaller #0
[ 55.446148][ T574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 55.456207][ T574] Call Trace:
[ 55.459489][ T574]
[ 55.462428][ T574] __dump_stack+0x21/0x24
[ 55.466771][ T574] dump_stack_lvl+0xee/0x150
[ 55.471412][ T574] ? __cfi_dump_stack_lvl+0x8/0x8
[ 55.476839][ T574] dump_stack+0x15/0x24
[ 55.481014][ T574] should_fail_ex+0x3d4/0x520
[ 55.485709][ T574] should_fail+0xb/0x10
[ 55.490033][ T574] should_fail_usercopy+0x1a/0x20
[ 55.495222][ T574] _copy_to_user+0x1e/0x90
[ 55.499735][ T574] simple_read_from_buffer+0xe9/0x160
[ 55.505093][ T574] proc_fail_nth_read+0x19a/0x210
[ 55.510205][ T574] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 55.515819][ T574] ? security_file_permission+0x94/0xb0
[ 55.521361][ T574] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 55.526984][ T574] vfs_read+0x26e/0x8c0
[ 55.531156][ T574] ? __cfi_vfs_read+0x10/0x10
[ 55.535853][ T574] ? __kasan_check_write+0x14/0x20
[ 55.541046][ T574] ? mutex_lock+0x8d/0x1a0
[ 55.545638][ T574] ? __cfi_mutex_lock+0x10/0x10
[ 55.550475][ T574] ? __fdget_pos+0x2cd/0x380
[ 55.555166][ T574] ? ksys_read+0x71/0x240
[ 55.559616][ T574] ksys_read+0x140/0x240
[ 55.563858][ T574] ? __cfi_ksys_read+0x10/0x10
[ 55.568877][ T574] ? fput+0x15b/0x1a0
[ 55.573015][ T574] ? debug_smp_processor_id+0x17/0x20
[ 55.578826][ T574] __x64_sys_read+0x7b/0x90
[ 55.583636][ T574] x64_sys_call+0x2f/0x9a0
[ 55.588369][ T574] do_syscall_64+0x4c/0xa0
[ 55.592885][ T574] ? clear_bhb_loop+0x30/0x80
[ 55.597666][ T574] ? clear_bhb_loop+0x30/0x80
[ 55.602464][ T574] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 55.608429][ T574] RIP: 0033:0x7f643c98d5fc
[ 55.612834][ T574] 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
[ 55.632876][ T574] RSP: 002b:00007f643d744030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 55.641388][ T574] RAX: ffffffffffffffda RBX: 00007f643cbb5fa0 RCX: 00007f643c98d5fc
[ 55.649363][ T574] RDX: 000000000000000f RSI: 00007f643d7440a0 RDI: 0000000000000005
[ 55.657753][ T574] RBP: 00007f643d744090 R08: 0000000000000000 R09: 0000000000000000
[ 55.665796][ T574] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 55.674014][ T574] R13: 00007f643cbb6038 R14: 00007f643cbb5fa0 R15: 00007fff1151b0c8
[ 55.682074][ T574]
[ 55.693805][ T580] FAULT_INJECTION: forcing a failure.
[ 55.693805][ T580] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 55.709762][ T580] CPU: 0 PID: 580 Comm: syz.4.41 Not tainted syzkaller #0
[ 55.714779][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 55.717108][ T580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 55.717119][ T580] Call Trace:
[ 55.717125][ T580]
[ 55.717131][ T580] __dump_stack+0x21/0x24
[ 55.717158][ T580] dump_stack_lvl+0xee/0x150
[ 55.717173][ T580] ? __cfi_dump_stack_lvl+0x8/0x8
[ 55.717190][ T580] dump_stack+0x15/0x24
[ 55.717206][ T580] should_fail_ex+0x3d4/0x520
[ 55.717234][ T580] should_fail+0xb/0x10
[ 55.717250][ T580] should_fail_usercopy+0x1a/0x20
[ 55.730792][ T582] FAULT_INJECTION: forcing a failure.
[ 55.730792][ T582] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 55.735374][ T580] _copy_to_user+0x1e/0x90
[ 55.735403][ T580] simple_read_from_buffer+0xe9/0x160
[ 55.739244][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 55.741632][ T580] proc_fail_nth_read+0x19a/0x210
[ 55.747930][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 55.750700][ T580] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 55.750726][ T580] ? security_file_permission+0x94/0xb0
[ 55.766636][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 55.769447][ T580] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 55.769472][ T580] vfs_read+0x26e/0x8c0
[ 55.769494][ T580] ? __cfi_vfs_read+0x10/0x10
[ 55.769512][ T580] ? __kasan_check_write+0x14/0x20
[ 55.769527][ T580] ? mutex_lock+0x8d/0x1a0
[ 55.769546][ T580] ? __cfi_mutex_lock+0x10/0x10
[ 55.769562][ T580] ? __fdget_pos+0x2cd/0x380
[ 55.769578][ T580] ? ksys_read+0x71/0x240
[ 55.769590][ T580] ksys_read+0x140/0x240
[ 55.769601][ T580] ? __cfi_ksys_read+0x10/0x10
[ 55.769612][ T580] ? fput+0x15b/0x1a0
[ 55.769628][ T580] ? debug_smp_processor_id+0x17/0x20
[ 55.769642][ T580] __x64_sys_read+0x7b/0x90
[ 55.769656][ T580] x64_sys_call+0x2f/0x9a0
[ 55.769675][ T580] do_syscall_64+0x4c/0xa0
[ 55.769692][ T580] ? clear_bhb_loop+0x30/0x80
[ 55.769713][ T580] ? clear_bhb_loop+0x30/0x80
[ 55.769732][ T580] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 55.769751][ T580] RIP: 0033:0x7f909178d5fc
[ 55.769767][ T580] 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
[ 55.769782][ T580] RSP: 002b:00007f90925ca030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 55.769801][ T580] RAX: ffffffffffffffda RBX: 00007f90919b5fa0 RCX: 00007f909178d5fc
[ 55.769814][ T580] RDX: 000000000000000f RSI: 00007f90925ca0a0 RDI: 0000000000000005
[ 55.769824][ T580] RBP: 00007f90925ca090 R08: 0000000000000000 R09: 0000000000000000
[ 55.769833][ T580] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 55.769844][ T580] R13: 00007f90919b6038 R14: 00007f90919b5fa0 R15: 00007ffe780056d8
[ 55.769859][ T580]
[ 55.781368][ T584] FAULT_INJECTION: forcing a failure.
[ 55.781368][ T584] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 55.796912][ T582] CPU: 1 PID: 582 Comm: syz.6.42 Not tainted syzkaller #0
[ 55.896826][ T586] FAULT_INJECTION: forcing a failure.
[ 55.896826][ T586] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 55.900207][ T582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 55.900227][ T582] Call Trace:
[ 55.900234][ T582]
[ 55.900242][ T582] __dump_stack+0x21/0x24
[ 55.900269][ T582] dump_stack_lvl+0xee/0x150
[ 55.900285][ T582] ? __cfi_dump_stack_lvl+0x8/0x8
[ 56.069914][ T582] dump_stack+0x15/0x24
[ 56.074184][ T582] should_fail_ex+0x3d4/0x520
[ 56.079038][ T582] should_fail+0xb/0x10
[ 56.083281][ T582] should_fail_usercopy+0x1a/0x20
[ 56.088497][ T582] _copy_to_user+0x1e/0x90
[ 56.092907][ T582] simple_read_from_buffer+0xe9/0x160
[ 56.098265][ T582] proc_fail_nth_read+0x19a/0x210
[ 56.103276][ T582] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 56.108807][ T582] ? security_file_permission+0x94/0xb0
[ 56.114524][ T582] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 56.120131][ T582] vfs_read+0x26e/0x8c0
[ 56.124456][ T582] ? __cfi_vfs_read+0x10/0x10
[ 56.129118][ T582] ? __kasan_check_write+0x14/0x20
[ 56.134451][ T582] ? mutex_lock+0x8d/0x1a0
[ 56.138888][ T582] ? __cfi_mutex_lock+0x10/0x10
[ 56.143749][ T582] ? __fdget_pos+0x2cd/0x380
[ 56.148618][ T582] ? ksys_read+0x71/0x240
[ 56.153041][ T582] ksys_read+0x140/0x240
[ 56.157529][ T582] ? __cfi_ksys_read+0x10/0x10
[ 56.162449][ T582] ? fput+0x15b/0x1a0
[ 56.166417][ T582] ? debug_smp_processor_id+0x17/0x20
[ 56.171870][ T582] __x64_sys_read+0x7b/0x90
[ 56.176380][ T582] x64_sys_call+0x2f/0x9a0
[ 56.180805][ T582] do_syscall_64+0x4c/0xa0
[ 56.185323][ T582] ? clear_bhb_loop+0x30/0x80
[ 56.190107][ T582] ? clear_bhb_loop+0x30/0x80
[ 56.194881][ T582] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 56.200882][ T582] RIP: 0033:0x7f0dd298d5fc
[ 56.205306][ T582] 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
[ 56.225547][ T582] RSP: 002b:00007f0dd388e030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 56.234065][ T582] RAX: ffffffffffffffda RBX: 00007f0dd2bb5fa0 RCX: 00007f0dd298d5fc
[ 56.242335][ T582] RDX: 000000000000000f RSI: 00007f0dd388e0a0 RDI: 0000000000000005
[ 56.250413][ T582] RBP: 00007f0dd388e090 R08: 0000000000000000 R09: 0000000000000000
[ 56.258385][ T582] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 56.267087][ T582] R13: 00007f0dd2bb6038 R14: 00007f0dd2bb5fa0 R15: 00007ffc05803978
[ 56.275090][ T582]
[ 56.283631][ T584] CPU: 1 PID: 584 Comm: syz.1.18 Not tainted syzkaller #0
[ 56.290874][ T584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 56.301029][ T584] Call Trace:
[ 56.304307][ T584]
[ 56.307301][ T584] __dump_stack+0x21/0x24
[ 56.311637][ T584] dump_stack_lvl+0xee/0x150
[ 56.316235][ T584] ? __cfi_dump_stack_lvl+0x8/0x8
[ 56.321259][ T584] dump_stack+0x15/0x24
[ 56.325422][ T584] should_fail_ex+0x3d4/0x520
[ 56.330108][ T584] should_fail+0xb/0x10
[ 56.334273][ T584] should_fail_usercopy+0x1a/0x20
[ 56.339413][ T584] _copy_to_user+0x1e/0x90
[ 56.343840][ T584] simple_read_from_buffer+0xe9/0x160
[ 56.349351][ T584] proc_fail_nth_read+0x19a/0x210
[ 56.354478][ T584] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 56.360314][ T584] ? security_file_permission+0x94/0xb0
[ 56.366063][ T584] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 56.371638][ T584] vfs_read+0x26e/0x8c0
[ 56.375878][ T584] ? __cfi_vfs_read+0x10/0x10
[ 56.380568][ T584] ? __kasan_check_write+0x14/0x20
[ 56.385879][ T584] ? mutex_lock+0x8d/0x1a0
[ 56.390308][ T584] ? __cfi_mutex_lock+0x10/0x10
[ 56.395186][ T584] ? __fdget_pos+0x2cd/0x380
[ 56.399967][ T584] ? ksys_read+0x71/0x240
[ 56.404391][ T584] ksys_read+0x140/0x240
[ 56.408651][ T584] ? __cfi_ksys_read+0x10/0x10
[ 56.413416][ T584] ? fput+0x15b/0x1a0
[ 56.417401][ T584] ? debug_smp_processor_id+0x17/0x20
[ 56.422863][ T584] __x64_sys_read+0x7b/0x90
[ 56.427589][ T584] x64_sys_call+0x2f/0x9a0
[ 56.432020][ T584] do_syscall_64+0x4c/0xa0
[ 56.436458][ T584] ? clear_bhb_loop+0x30/0x80
[ 56.441295][ T584] ? clear_bhb_loop+0x30/0x80
[ 56.446754][ T584] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 56.452680][ T584] RIP: 0033:0x7f645238d5fc
[ 56.457151][ T584] 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
[ 56.476767][ T584] RSP: 002b:00007f64531dc030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 56.485190][ T584] RAX: ffffffffffffffda RBX: 00007f64525b5fa0 RCX: 00007f645238d5fc
[ 56.493161][ T584] RDX: 000000000000000f RSI: 00007f64531dc0a0 RDI: 0000000000000005
[ 56.501309][ T584] RBP: 00007f64531dc090 R08: 0000000000000000 R09: 0000000000000000
[ 56.509366][ T584] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 56.517351][ T584] R13: 00007f64525b6038 R14: 00007f64525b5fa0 R15: 00007ffe8fc32a98
[ 56.525706][ T584]
[ 56.529051][ T586] CPU: 0 PID: 586 Comm: syz.4.43 Not tainted syzkaller #0
[ 56.536172][ T586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 56.546410][ T586] Call Trace:
[ 56.546988][ T592] FAULT_INJECTION: forcing a failure.
[ 56.546988][ T592] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 56.549716][ T586]
[ 56.549725][ T586] __dump_stack+0x21/0x24
[ 56.570038][ T586] dump_stack_lvl+0xee/0x150
[ 56.574716][ T586] ? __cfi_dump_stack_lvl+0x8/0x8
[ 56.579840][ T586] dump_stack+0x15/0x24
[ 56.584030][ T586] should_fail_ex+0x3d4/0x520
[ 56.588703][ T586] should_fail+0xb/0x10
[ 56.592859][ T586] should_fail_usercopy+0x1a/0x20
[ 56.597965][ T586] _copy_to_user+0x1e/0x90
[ 56.602645][ T586] simple_read_from_buffer+0xe9/0x160
[ 56.608011][ T586] proc_fail_nth_read+0x19a/0x210
[ 56.613117][ T586] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 56.618708][ T586] ? security_file_permission+0x94/0xb0
[ 56.624945][ T586] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 56.630582][ T586] vfs_read+0x26e/0x8c0
[ 56.634836][ T586] ? __cfi_vfs_read+0x10/0x10
[ 56.639684][ T586] ? __kasan_check_write+0x14/0x20
[ 56.644876][ T586] ? mutex_lock+0x8d/0x1a0
[ 56.649315][ T586] ? __cfi_mutex_lock+0x10/0x10
[ 56.654430][ T586] ? __fdget_pos+0x2cd/0x380
[ 56.659016][ T586] ? ksys_read+0x71/0x240
[ 56.663354][ T586] ksys_read+0x140/0x240
[ 56.667687][ T586] ? __cfi_ksys_read+0x10/0x10
[ 56.672526][ T586] ? fput+0x15b/0x1a0
[ 56.676508][ T586] ? debug_smp_processor_id+0x17/0x20
[ 56.680571][ T588] FAULT_INJECTION: forcing a failure.
[ 56.680571][ T588] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 56.681959][ T586] __x64_sys_read+0x7b/0x90
[ 56.700098][ T586] x64_sys_call+0x2f/0x9a0
[ 56.704622][ T586] do_syscall_64+0x4c/0xa0
[ 56.709033][ T586] ? clear_bhb_loop+0x30/0x80
[ 56.713708][ T586] ? clear_bhb_loop+0x30/0x80
[ 56.718383][ T586] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 56.724274][ T586] RIP: 0033:0x7f909178d5fc
[ 56.728777][ T586] 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
[ 56.748560][ T586] RSP: 002b:00007f90925ca030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 56.757022][ T586] RAX: ffffffffffffffda RBX: 00007f90919b5fa0 RCX: 00007f909178d5fc
[ 56.764988][ T586] RDX: 000000000000000f RSI: 00007f90925ca0a0 RDI: 0000000000000005
[ 56.772952][ T586] RBP: 00007f90925ca090 R08: 0000000000000000 R09: 0000000000000000
[ 56.781091][ T586] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 56.789106][ T586] R13: 00007f90919b6038 R14: 00007f90919b5fa0 R15: 00007ffe780056d8
[ 56.797104][ T586]
[ 56.800121][ T588] CPU: 1 PID: 588 Comm: syz.6.44 Not tainted syzkaller #0
[ 56.807335][ T588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 56.817392][ T588] Call Trace:
[ 56.820747][ T588]
[ 56.823664][ T588] __dump_stack+0x21/0x24
[ 56.827988][ T588] dump_stack_lvl+0xee/0x150
[ 56.832564][ T588] ? __cfi_dump_stack_lvl+0x8/0x8
[ 56.837669][ T588] dump_stack+0x15/0x24
[ 56.841847][ T588] should_fail_ex+0x3d4/0x520
[ 56.846567][ T588] should_fail+0xb/0x10
[ 56.850899][ T588] should_fail_usercopy+0x1a/0x20
[ 56.855930][ T588] _copy_to_user+0x1e/0x90
[ 56.860470][ T588] simple_read_from_buffer+0xe9/0x160
[ 56.865992][ T588] proc_fail_nth_read+0x19a/0x210
[ 56.871069][ T588] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 56.876624][ T588] ? security_file_permission+0x94/0xb0
[ 56.882361][ T588] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 56.887936][ T588] vfs_read+0x26e/0x8c0
[ 56.892286][ T588] ? __cfi_vfs_read+0x10/0x10
[ 56.897113][ T588] ? __kasan_check_write+0x14/0x20
[ 56.902338][ T588] ? mutex_lock+0x8d/0x1a0
[ 56.907047][ T588] ? __cfi_mutex_lock+0x10/0x10
[ 56.912146][ T588] ? __fdget_pos+0x2cd/0x380
[ 56.916843][ T588] ? ksys_read+0x71/0x240
[ 56.921177][ T588] ksys_read+0x140/0x240
[ 56.925427][ T588] ? __cfi_ksys_read+0x10/0x10
[ 56.930229][ T588] ? fput+0x15b/0x1a0
[ 56.934239][ T588] ? debug_smp_processor_id+0x17/0x20
[ 56.939632][ T588] __x64_sys_read+0x7b/0x90
[ 56.944127][ T588] x64_sys_call+0x2f/0x9a0
[ 56.948540][ T588] do_syscall_64+0x4c/0xa0
[ 56.952945][ T588] ? clear_bhb_loop+0x30/0x80
[ 56.957609][ T588] ? clear_bhb_loop+0x30/0x80
[ 56.962374][ T588] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 56.968371][ T588] RIP: 0033:0x7f0dd298d5fc
[ 56.972858][ 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
[ 56.992716][ T588] RSP: 002b:00007f0dd388e030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 57.001227][ T588] RAX: ffffffffffffffda RBX: 00007f0dd2bb5fa0 RCX: 00007f0dd298d5fc
[ 57.009407][ T588] RDX: 000000000000000f RSI: 00007f0dd388e0a0 RDI: 0000000000000005
[ 57.017608][ T588] RBP: 00007f0dd388e090 R08: 0000000000000000 R09: 0000000000000000
[ 57.025982][ T588] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 57.034250][ T588] R13: 00007f0dd2bb6038 R14: 00007f0dd2bb5fa0 R15: 00007ffc05803978
[ 57.042300][ T588]
[ 57.046724][ T592] CPU: 0 PID: 592 Comm: syz.1.46 Not tainted syzkaller #0
[ 57.054562][ T592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 57.065332][ T592] Call Trace:
[ 57.068709][ T592]
[ 57.071659][ T592] __dump_stack+0x21/0x24
[ 57.076102][ T592] dump_stack_lvl+0xee/0x150
[ 57.080820][ T592] ? __cfi_dump_stack_lvl+0x8/0x8
[ 57.081843][ T593] FAULT_INJECTION: forcing a failure.
[ 57.081843][ T593] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 57.085869][ T592] dump_stack+0x15/0x24
[ 57.085900][ T592] should_fail_ex+0x3d4/0x520
[ 57.107736][ T592] should_fail+0xb/0x10
[ 57.111899][ T592] should_fail_usercopy+0x1a/0x20
[ 57.117078][ T592] _copy_to_user+0x1e/0x90
[ 57.121518][ T592] simple_read_from_buffer+0xe9/0x160
[ 57.126905][ T592] proc_fail_nth_read+0x19a/0x210
[ 57.131958][ T592] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 57.137521][ T592] ? security_file_permission+0x94/0xb0
[ 57.143063][ T592] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 57.148613][ T592] vfs_read+0x26e/0x8c0
[ 57.152797][ T592] ? __cfi_vfs_read+0x10/0x10
[ 57.157580][ T592] ? __kasan_check_write+0x14/0x20
[ 57.162688][ T592] ? mutex_lock+0x8d/0x1a0
[ 57.167281][ T592] ? __cfi_mutex_lock+0x10/0x10
[ 57.172137][ T592] ? __fdget_pos+0x2cd/0x380
[ 57.176826][ T592] ? ksys_read+0x71/0x240
[ 57.181180][ T592] ksys_read+0x140/0x240
[ 57.185705][ T592] ? __cfi_ksys_read+0x10/0x10
[ 57.190598][ T592] ? fput+0x15b/0x1a0
[ 57.194787][ T592] ? debug_smp_processor_id+0x17/0x20
[ 57.200258][ T592] __x64_sys_read+0x7b/0x90
[ 57.204800][ T592] x64_sys_call+0x2f/0x9a0
[ 57.209260][ T592] do_syscall_64+0x4c/0xa0
[ 57.213784][ T592] ? clear_bhb_loop+0x30/0x80
[ 57.218642][ T592] ? clear_bhb_loop+0x30/0x80
[ 57.223532][ T592] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 57.229534][ T592] RIP: 0033:0x7f645238d5fc
[ 57.234245][ 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
[ 57.251764][ T596] FAULT_INJECTION: forcing a failure.
[ 57.251764][ T596] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 57.255137][ T592] RSP: 002b:00007f64531dc030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 57.255170][ T592] RAX: ffffffffffffffda RBX: 00007f64525b5fa0 RCX: 00007f645238d5fc
[ 57.255181][ T592] RDX: 000000000000000f RSI: 00007f64531dc0a0 RDI: 0000000000000005
[ 57.255190][ T592] RBP: 00007f64531dc090 R08: 0000000000000000 R09: 0000000000000000
[ 57.255200][ T592] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 57.309065][ T592] R13: 00007f64525b6038 R14: 00007f64525b5fa0 R15: 00007ffe8fc32a98
[ 57.317075][ T592]
[ 57.320431][ T593] CPU: 1 PID: 593 Comm: syz.0.45 Not tainted syzkaller #0
[ 57.327542][ T593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 57.337700][ T593] Call Trace:
[ 57.340997][ T593]
[ 57.343945][ T593] __dump_stack+0x21/0x24
[ 57.348290][ T593] dump_stack_lvl+0xee/0x150
[ 57.352877][ T593] ? __cfi_dump_stack_lvl+0x8/0x8
[ 57.357898][ T593] dump_stack+0x15/0x24
[ 57.362263][ T593] should_fail_ex+0x3d4/0x520
[ 57.366966][ T593] should_fail+0xb/0x10
[ 57.371213][ T593] should_fail_usercopy+0x1a/0x20
[ 57.376336][ T593] _copy_to_user+0x1e/0x90
[ 57.380775][ T593] simple_read_from_buffer+0xe9/0x160
[ 57.386231][ T593] proc_fail_nth_read+0x19a/0x210
[ 57.391258][ T593] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 57.396807][ T593] ? security_file_permission+0x94/0xb0
[ 57.402444][ T593] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 57.407983][ T593] vfs_read+0x26e/0x8c0
[ 57.409011][ T597] FAULT_INJECTION: forcing a failure.
[ 57.409011][ T597] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 57.412152][ T593] ? __cfi_vfs_read+0x10/0x10
[ 57.429989][ T593] ? __kasan_check_write+0x14/0x20
[ 57.435287][ T593] ? mutex_lock+0x8d/0x1a0
[ 57.439720][ T593] ? __cfi_mutex_lock+0x10/0x10
[ 57.444661][ T593] ? __fdget_pos+0x2cd/0x380
[ 57.449430][ T593] ? ksys_read+0x71/0x240
[ 57.453757][ T593] ksys_read+0x140/0x240
[ 57.458010][ T593] ? __cfi_ksys_read+0x10/0x10
[ 57.462834][ T593] ? fput+0x15b/0x1a0
[ 57.466818][ T593] ? debug_smp_processor_id+0x17/0x20
[ 57.472190][ T593] __x64_sys_read+0x7b/0x90
[ 57.476782][ T593] x64_sys_call+0x2f/0x9a0
[ 57.481377][ T593] do_syscall_64+0x4c/0xa0
[ 57.485968][ T593] ? clear_bhb_loop+0x30/0x80
[ 57.490747][ T593] ? clear_bhb_loop+0x30/0x80
[ 57.495475][ T593] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 57.501392][ T593] RIP: 0033:0x7f643c98d5fc
[ 57.505896][ T593] 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
[ 57.525794][ T593] RSP: 002b:00007f643d723030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 57.534306][ T593] RAX: ffffffffffffffda RBX: 00007f643cbb6090 RCX: 00007f643c98d5fc
[ 57.542367][ T593] RDX: 000000000000000f RSI: 00007f643d7230a0 RDI: 0000000000000005
[ 57.550336][ T593] RBP: 00007f643d723090 R08: 0000000000000000 R09: 0000000000000000
[ 57.558387][ T593] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 57.566529][ T593] R13: 00007f643cbb6128 R14: 00007f643cbb6090 R15: 00007fff1151b0c8
[ 57.574601][ T593]
[ 57.577740][ T597] CPU: 0 PID: 597 Comm: syz.4.47 Not tainted syzkaller #0
[ 57.585017][ T597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 57.595216][ T597] Call Trace:
[ 57.598676][ T597]
[ 57.601699][ T597] __dump_stack+0x21/0x24
[ 57.606099][ T597] dump_stack_lvl+0xee/0x150
[ 57.610677][ T597] ? __cfi_dump_stack_lvl+0x8/0x8
[ 57.615709][ T597] dump_stack+0x15/0x24
[ 57.619963][ T597] should_fail_ex+0x3d4/0x520
[ 57.624639][ T597] should_fail+0xb/0x10
[ 57.628886][ T597] should_fail_usercopy+0x1a/0x20
[ 57.633953][ T597] _copy_to_user+0x1e/0x90
[ 57.638383][ T597] simple_read_from_buffer+0xe9/0x160
[ 57.643765][ T597] proc_fail_nth_read+0x19a/0x210
[ 57.648793][ T597] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 57.654534][ T597] ? security_file_permission+0x94/0xb0
[ 57.660102][ T597] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 57.665829][ T597] vfs_read+0x26e/0x8c0
[ 57.670072][ T597] ? __cfi_vfs_read+0x10/0x10
[ 57.674743][ T597] ? __kasan_check_write+0x14/0x20
[ 57.679853][ T597] ? mutex_lock+0x8d/0x1a0
[ 57.684294][ T597] ? __cfi_mutex_lock+0x10/0x10
[ 57.689193][ T597] ? __fdget_pos+0x2cd/0x380
[ 57.693802][ T597] ? ksys_read+0x71/0x240
[ 57.698209][ T597] ksys_read+0x140/0x240
[ 57.702441][ T597] ? __cfi_ksys_read+0x10/0x10
[ 57.707448][ T597] ? fput+0x15b/0x1a0
[ 57.711424][ T597] ? debug_smp_processor_id+0x17/0x20
[ 57.716807][ T597] __x64_sys_read+0x7b/0x90
[ 57.721520][ T597] x64_sys_call+0x2f/0x9a0
[ 57.725949][ T597] do_syscall_64+0x4c/0xa0
[ 57.730391][ T597] ? clear_bhb_loop+0x30/0x80
[ 57.735092][ T597] ? clear_bhb_loop+0x30/0x80
[ 57.739898][ T597] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 57.745998][ T597] RIP: 0033:0x7f909178d5fc
[ 57.750425][ T597] 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
[ 57.770299][ T597] RSP: 002b:00007f90925ca030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 57.778978][ T597] RAX: ffffffffffffffda RBX: 00007f90919b5fa0 RCX: 00007f909178d5fc
[ 57.786936][ T597] RDX: 000000000000000f RSI: 00007f90925ca0a0 RDI: 0000000000000005
[ 57.795162][ T597] RBP: 00007f90925ca090 R08: 0000000000000000 R09: 0000000000000000
[ 57.803122][ T597] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 57.811267][ T597] R13: 00007f90919b6038 R14: 00007f90919b5fa0 R15: 00007ffe780056d8
[ 57.819352][ T597]
[ 57.823679][ T600] FAULT_INJECTION: forcing a failure.
[ 57.823679][ T600] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 57.825977][ T596] CPU: 0 PID: 596 Comm: syz.6.48 Not tainted syzkaller #0
[ 57.843916][ T596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 57.854165][ T596] Call Trace:
[ 57.857535][ T596]
[ 57.860551][ T596] __dump_stack+0x21/0x24
[ 57.864904][ T596] dump_stack_lvl+0xee/0x150
[ 57.869483][ T596] ? __cfi_dump_stack_lvl+0x8/0x8
[ 57.874500][ T596] dump_stack+0x15/0x24
[ 57.878639][ T596] should_fail_ex+0x3d4/0x520
[ 57.883324][ T596] should_fail+0xb/0x10
[ 57.887550][ T596] should_fail_usercopy+0x1a/0x20
[ 57.892561][ T596] _copy_to_user+0x1e/0x90
[ 57.897002][ T596] simple_read_from_buffer+0xe9/0x160
[ 57.902464][ T596] proc_fail_nth_read+0x19a/0x210
[ 57.907577][ T596] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 57.913283][ T596] ? security_file_permission+0x94/0xb0
[ 57.918820][ T596] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 57.924359][ T596] vfs_read+0x26e/0x8c0
[ 57.928517][ T596] ? __cfi_vfs_read+0x10/0x10
[ 57.933192][ T596] ? __kasan_check_write+0x14/0x20
[ 57.938368][ T596] ? mutex_lock+0x8d/0x1a0
[ 57.942941][ T596] ? __cfi_mutex_lock+0x10/0x10
[ 57.947874][ T596] ? __fdget_pos+0x2cd/0x380
[ 57.952475][ T596] ? ksys_read+0x71/0x240
[ 57.956810][ T596] ksys_read+0x140/0x240
[ 57.961226][ T596] ? __cfi_ksys_read+0x10/0x10
[ 57.966042][ T596] ? fput+0x15b/0x1a0
[ 57.970076][ T596] ? debug_smp_processor_id+0x17/0x20
[ 57.975439][ T596] __x64_sys_read+0x7b/0x90
[ 57.979962][ T596] x64_sys_call+0x2f/0x9a0
[ 57.984368][ T596] do_syscall_64+0x4c/0xa0
[ 57.988772][ T596] ? clear_bhb_loop+0x30/0x80
[ 57.993461][ T596] ? clear_bhb_loop+0x30/0x80
[ 57.998172][ T596] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 58.004061][ T596] RIP: 0033:0x7f0dd298d5fc
[ 58.008556][ 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
[ 58.028774][ T596] RSP: 002b:00007f0dd388e030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 58.037395][ T596] RAX: ffffffffffffffda RBX: 00007f0dd2bb5fa0 RCX: 00007f0dd298d5fc
[ 58.045599][ T596] RDX: 000000000000000f RSI: 00007f0dd388e0a0 RDI: 0000000000000005
[ 58.053949][ T596] RBP: 00007f0dd388e090 R08: 0000000000000000 R09: 0000000000000000
[ 58.062033][ T596] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 58.070023][ T596] R13: 00007f0dd2bb6038 R14: 00007f0dd2bb5fa0 R15: 00007ffc05803978
[ 58.078023][ T596]
[ 58.091408][ T601] FAULT_INJECTION: forcing a failure.
[ 58.091408][ T601] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 58.111588][ T600] CPU: 0 PID: 600 Comm: syz.0.50 Not tainted syzkaller #0
[ 58.118839][ T600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 58.129180][ T600] Call Trace:
[ 58.132466][ T600]
[ 58.135569][ T600] __dump_stack+0x21/0x24
[ 58.140054][ T600] dump_stack_lvl+0xee/0x150
[ 58.144636][ T600] ? __cfi_dump_stack_lvl+0x8/0x8
[ 58.149650][ T600] dump_stack+0x15/0x24
[ 58.153796][ T600] should_fail_ex+0x3d4/0x520
[ 58.158568][ T600] should_fail+0xb/0x10
[ 58.162735][ T600] should_fail_usercopy+0x1a/0x20
[ 58.167851][ T600] _copy_to_user+0x1e/0x90
[ 58.172367][ T600] simple_read_from_buffer+0xe9/0x160
[ 58.177759][ T600] proc_fail_nth_read+0x19a/0x210
[ 58.182808][ T600] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 58.188371][ T600] ? security_file_permission+0x94/0xb0
[ 58.193975][ T600] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 58.199508][ T600] vfs_read+0x26e/0x8c0
[ 58.203728][ T600] ? __cfi_vfs_read+0x10/0x10
[ 58.208451][ T600] ? __kasan_check_write+0x14/0x20
[ 58.213595][ T600] ? mutex_lock+0x8d/0x1a0
[ 58.218058][ T600] ? __cfi_mutex_lock+0x10/0x10
[ 58.222928][ T600] ? __fdget_pos+0x2cd/0x380
[ 58.227714][ T600] ? ksys_read+0x71/0x240
[ 58.232045][ T600] ksys_read+0x140/0x240
[ 58.236335][ T600] ? __cfi_ksys_read+0x10/0x10
[ 58.241116][ T600] ? fput+0x15b/0x1a0
[ 58.245202][ T600] ? debug_smp_processor_id+0x17/0x20
[ 58.250578][ T600] __x64_sys_read+0x7b/0x90
[ 58.255209][ T600] x64_sys_call+0x2f/0x9a0
[ 58.259651][ T600] do_syscall_64+0x4c/0xa0
[ 58.264179][ T600] ? clear_bhb_loop+0x30/0x80
[ 58.268874][ T600] ? clear_bhb_loop+0x30/0x80
[ 58.273549][ T600] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 58.279536][ T600] RIP: 0033:0x7f643c98d5fc
[ 58.284156][ T600] 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
[ 58.303744][ T600] RSP: 002b:00007f643d744030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
2026/01/14 19:44:57 executed programs: 44
[ 58.312147][ T600] RAX: ffffffffffffffda RBX: 00007f643cbb5fa0 RCX: 00007f643c98d5fc
[ 58.320709][ T600] RDX: 000000000000000f RSI: 00007f643d7440a0 RDI: 0000000000000005
[ 58.328849][ T600] RBP: 00007f643d744090 R08: 0000000000000000 R09: 0000000000000000
[ 58.336902][ T600] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 58.345060][ T600] R13: 00007f643cbb6038 R14: 00007f643cbb5fa0 R15: 00007fff1151b0c8
[ 58.353052][ T600]
[ 58.359338][ T601] CPU: 0 PID: 601 Comm: syz.1.49 Not tainted syzkaller #0
[ 58.366570][ T601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 58.376821][ T601] Call Trace:
[ 58.380146][ T601]
[ 58.383112][ T601] __dump_stack+0x21/0x24
[ 58.387679][ T601] dump_stack_lvl+0xee/0x150
[ 58.392313][ T601] ? __cfi_dump_stack_lvl+0x8/0x8
[ 58.397364][ T601] dump_stack+0x15/0x24
[ 58.401530][ T601] should_fail_ex+0x3d4/0x520
[ 58.406226][ T601] should_fail+0xb/0x10
[ 58.410401][ T601] should_fail_usercopy+0x1a/0x20
[ 58.415424][ T601] _copy_to_user+0x1e/0x90
[ 58.419909][ T601] simple_read_from_buffer+0xe9/0x160
[ 58.425457][ T601] proc_fail_nth_read+0x19a/0x210
[ 58.430495][ T601] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 58.436147][ T601] ? security_file_permission+0x94/0xb0
[ 58.441816][ T601] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 58.447451][ T601] vfs_read+0x26e/0x8c0
[ 58.451695][ T601] ? __cfi_vfs_read+0x10/0x10
[ 58.456447][ T601] ? __kasan_check_write+0x14/0x20
[ 58.461543][ T601] ? mutex_lock+0x8d/0x1a0
[ 58.465952][ T601] ? __cfi_mutex_lock+0x10/0x10
[ 58.470857][ T601] ? __fdget_pos+0x2cd/0x380
[ 58.475615][ T601] ? ksys_read+0x71/0x240
[ 58.479950][ T601] ksys_read+0x140/0x240
[ 58.484185][ T601] ? __cfi_ksys_read+0x10/0x10
[ 58.488931][ T601] ? fput+0x15b/0x1a0
[ 58.492917][ T601] ? debug_smp_processor_id+0x17/0x20
[ 58.498275][ T601] __x64_sys_read+0x7b/0x90
[ 58.502853][ T601] x64_sys_call+0x2f/0x9a0
[ 58.507355][ T601] do_syscall_64+0x4c/0xa0
[ 58.511797][ T601] ? clear_bhb_loop+0x30/0x80
[ 58.516489][ T601] ? clear_bhb_loop+0x30/0x80
[ 58.521193][ T601] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 58.527091][ T601] RIP: 0033:0x7f645238d5fc
[ 58.531705][ 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
[ 58.551664][ T601] RSP: 002b:00007f64531dc030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 58.560079][ T601] RAX: ffffffffffffffda RBX: 00007f64525b5fa0 RCX: 00007f645238d5fc
[ 58.568052][ T601] RDX: 000000000000000f RSI: 00007f64531dc0a0 RDI: 0000000000000005
[ 58.576026][ T601] RBP: 00007f64531dc090 R08: 0000000000000000 R09: 0000000000000000
[ 58.584092][ T601] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 58.593098][ T601] R13: 00007f64525b6038 R14: 00007f64525b5fa0 R15: 00007ffe8fc32a98
[ 58.601363][ T601]
[ 58.614102][ T609] FAULT_INJECTION: forcing a failure.
[ 58.614102][ T609] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 58.615488][ T605] FAULT_INJECTION: forcing a failure.
[ 58.615488][ T605] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 58.627393][ T609] CPU: 1 PID: 609 Comm: syz.0.53 Not tainted syzkaller #0
[ 58.643884][ T607] FAULT_INJECTION: forcing a failure.
[ 58.643884][ T607] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 58.647732][ T609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 58.647745][ T609] Call Trace:
[ 58.647750][ T609]
[ 58.647756][ T609] __dump_stack+0x21/0x24
[ 58.647781][ T609] dump_stack_lvl+0xee/0x150
[ 58.665551][ T611] FAULT_INJECTION: forcing a failure.
[ 58.665551][ T611] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 58.670946][ T609] ? __cfi_dump_stack_lvl+0x8/0x8
[ 58.670985][ T609] dump_stack+0x15/0x24
[ 58.671001][ T609] should_fail_ex+0x3d4/0x520
[ 58.713260][ T609] should_fail+0xb/0x10
[ 58.717435][ T609] should_fail_usercopy+0x1a/0x20
[ 58.722468][ T609] _copy_to_user+0x1e/0x90
[ 58.727054][ T609] simple_read_from_buffer+0xe9/0x160
[ 58.732425][ T609] proc_fail_nth_read+0x19a/0x210
[ 58.737447][ T609] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 58.743016][ T609] ? security_file_permission+0x94/0xb0
[ 58.748589][ T609] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 58.754240][ T609] vfs_read+0x26e/0x8c0
[ 58.758419][ T609] ? __cfi_vfs_read+0x10/0x10
[ 58.763291][ T609] ? __kasan_check_write+0x14/0x20
[ 58.768584][ T609] ? mutex_lock+0x8d/0x1a0
[ 58.773046][ T609] ? __cfi_mutex_lock+0x10/0x10
[ 58.778010][ T609] ? __fdget_pos+0x2cd/0x380
[ 58.782611][ T609] ? ksys_read+0x71/0x240
[ 58.787039][ T609] ksys_read+0x140/0x240
[ 58.791370][ T609] ? __cfi_ksys_read+0x10/0x10
[ 58.796327][ T609] ? fput+0x15b/0x1a0
[ 58.800493][ T609] ? debug_smp_processor_id+0x17/0x20
[ 58.806069][ T609] __x64_sys_read+0x7b/0x90
[ 58.810670][ T609] x64_sys_call+0x2f/0x9a0
[ 58.815197][ T609] do_syscall_64+0x4c/0xa0
[ 58.819633][ T609] ? clear_bhb_loop+0x30/0x80
[ 58.824317][ T609] ? clear_bhb_loop+0x30/0x80
[ 58.829008][ T609] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 58.834997][ T609] RIP: 0033:0x7f643c98d5fc
[ 58.839524][ T609] 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
[ 58.859224][ T609] RSP: 002b:00007f643d744030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 58.867666][ T609] RAX: ffffffffffffffda RBX: 00007f643cbb5fa0 RCX: 00007f643c98d5fc
[ 58.867696][ T612] FAULT_INJECTION: forcing a failure.
[ 58.867696][ T612] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 58.875728][ T609] RDX: 000000000000000f RSI: 00007f643d7440a0 RDI: 0000000000000005
[ 58.875750][ T609] RBP: 00007f643d744090 R08: 0000000000000000 R09: 0000000000000000
[ 58.875759][ T609] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 58.875769][ T609] R13: 00007f643cbb6038 R14: 00007f643cbb5fa0 R15: 00007fff1151b0c8
[ 58.875784][ T609]
[ 58.926251][ T607] CPU: 0 PID: 607 Comm: syz.6.52 Not tainted syzkaller #0
[ 58.933408][ T607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 58.943648][ T607] Call Trace:
[ 58.947006][ T607]
[ 58.950078][ T607] __dump_stack+0x21/0x24
[ 58.954426][ T607] dump_stack_lvl+0xee/0x150
[ 58.959025][ T607] ? __cfi_dump_stack_lvl+0x8/0x8
[ 58.964097][ T607] dump_stack+0x15/0x24
[ 58.968367][ T607] should_fail_ex+0x3d4/0x520
[ 58.973075][ T607] should_fail+0xb/0x10
[ 58.977231][ T607] should_fail_usercopy+0x1a/0x20
[ 58.982258][ T607] _copy_to_user+0x1e/0x90
[ 58.986761][ T607] simple_read_from_buffer+0xe9/0x160
[ 58.992227][ T607] proc_fail_nth_read+0x19a/0x210
[ 58.997275][ T607] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 59.002837][ T607] ? security_file_permission+0x94/0xb0
[ 59.008486][ T607] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 59.014038][ T607] vfs_read+0x26e/0x8c0
[ 59.018198][ T607] ? __cfi_vfs_read+0x10/0x10
[ 59.022877][ T607] ? __kasan_check_write+0x14/0x20
[ 59.027982][ T607] ? mutex_lock+0x8d/0x1a0
[ 59.032497][ T607] ? __cfi_mutex_lock+0x10/0x10
[ 59.037359][ T607] ? __fdget_pos+0x2cd/0x380
[ 59.041959][ T607] ? ksys_read+0x71/0x240
[ 59.046293][ T607] ksys_read+0x140/0x240
[ 59.050535][ T607] ? __cfi_ksys_read+0x10/0x10
[ 59.055304][ T607] ? fput+0x15b/0x1a0
[ 59.059314][ T607] ? debug_smp_processor_id+0x17/0x20
[ 59.064863][ T607] __x64_sys_read+0x7b/0x90
[ 59.069366][ T607] x64_sys_call+0x2f/0x9a0
[ 59.074116][ T607] do_syscall_64+0x4c/0xa0
[ 59.079641][ T607] ? clear_bhb_loop+0x30/0x80
[ 59.084505][ T607] ? clear_bhb_loop+0x30/0x80
[ 59.089193][ T607] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 59.095228][ T607] RIP: 0033:0x7f0dd298d5fc
[ 59.099657][ T607] 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
[ 59.119973][ T607] RSP: 002b:00007f0dd388e030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 59.128397][ T607] RAX: ffffffffffffffda RBX: 00007f0dd2bb5fa0 RCX: 00007f0dd298d5fc
[ 59.136456][ T607] RDX: 000000000000000f RSI: 00007f0dd388e0a0 RDI: 0000000000000005
[ 59.144417][ T607] RBP: 00007f0dd388e090 R08: 0000000000000000 R09: 0000000000000000
[ 59.152393][ T607] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 59.160462][ T607] R13: 00007f0dd2bb6038 R14: 00007f0dd2bb5fa0 R15: 00007ffc05803978
[ 59.168443][ T607]
[ 59.171457][ T612] CPU: 1 PID: 612 Comm: syz.2.19 Not tainted syzkaller #0
[ 59.178744][ T612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 59.188980][ T612] Call Trace:
[ 59.192624][ T612]
[ 59.195554][ T612] __dump_stack+0x21/0x24
[ 59.199998][ T612] dump_stack_lvl+0xee/0x150
[ 59.204662][ T612] ? __cfi_dump_stack_lvl+0x8/0x8
[ 59.209674][ T612] dump_stack+0x15/0x24
[ 59.213872][ T612] should_fail_ex+0x3d4/0x520
[ 59.218710][ T612] should_fail+0xb/0x10
[ 59.223044][ T612] should_fail_usercopy+0x1a/0x20
[ 59.228090][ T612] _copy_to_user+0x1e/0x90
[ 59.232694][ T612] simple_read_from_buffer+0xe9/0x160
[ 59.238096][ T612] proc_fail_nth_read+0x19a/0x210
[ 59.243310][ T612] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 59.249107][ T612] ? security_file_permission+0x94/0xb0
[ 59.254864][ T612] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 59.260405][ T612] vfs_read+0x26e/0x8c0
[ 59.264562][ T612] ? __cfi_vfs_read+0x10/0x10
[ 59.269314][ T612] ? __kasan_check_write+0x14/0x20
[ 59.274496][ T612] ? mutex_lock+0x8d/0x1a0
[ 59.278996][ T612] ? __cfi_mutex_lock+0x10/0x10
[ 59.283919][ T612] ? __fdget_pos+0x2cd/0x380
[ 59.288503][ T612] ? ksys_read+0x71/0x240
[ 59.292821][ T612] ksys_read+0x140/0x240
[ 59.297227][ T612] ? __cfi_ksys_read+0x10/0x10
[ 59.302057][ T612] ? fput+0x15b/0x1a0
[ 59.306088][ T612] ? debug_smp_processor_id+0x17/0x20
[ 59.311482][ T612] __x64_sys_read+0x7b/0x90
[ 59.316155][ T612] x64_sys_call+0x2f/0x9a0
[ 59.320645][ T612] do_syscall_64+0x4c/0xa0
[ 59.325048][ T612] ? clear_bhb_loop+0x30/0x80
[ 59.329729][ T612] ? clear_bhb_loop+0x30/0x80
[ 59.334390][ T612] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 59.340442][ T612] RIP: 0033:0x7ff116d8d5fc
[ 59.345069][ 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
[ 59.365067][ T612] RSP: 002b:00007ff117bc7030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 59.373509][ T612] RAX: ffffffffffffffda RBX: 00007ff116fb6090 RCX: 00007ff116d8d5fc
[ 59.381841][ T612] RDX: 000000000000000f RSI: 00007ff117bc70a0 RDI: 0000000000000005
[ 59.390176][ T612] RBP: 00007ff117bc7090 R08: 0000000000000000 R09: 0000000000000000
[ 59.398497][ T612] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 59.407270][ T612] R13: 00007ff116fb6128 R14: 00007ff116fb6090 R15: 00007ffcdb2aeb28
[ 59.415701][ T612]
[ 59.423724][ T605] CPU: 1 PID: 605 Comm: syz.4.51 Not tainted syzkaller #0
[ 59.431018][ T605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 59.441349][ T605] Call Trace:
[ 59.444731][ T605]
[ 59.447663][ T605] __dump_stack+0x21/0x24
[ 59.452096][ T605] dump_stack_lvl+0xee/0x150
[ 59.457017][ T605] ? __cfi_dump_stack_lvl+0x8/0x8
[ 59.462169][ T605] dump_stack+0x15/0x24
[ 59.466678][ T605] should_fail_ex+0x3d4/0x520
[ 59.471618][ T605] should_fail+0xb/0x10
[ 59.475774][ T605] should_fail_usercopy+0x1a/0x20
[ 59.480786][ T605] _copy_to_user+0x1e/0x90
[ 59.485217][ T605] simple_read_from_buffer+0xe9/0x160
[ 59.490604][ T605] proc_fail_nth_read+0x19a/0x210
[ 59.495905][ T605] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 59.501561][ T605] ? security_file_permission+0x94/0xb0
[ 59.507215][ T605] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 59.512946][ T605] vfs_read+0x26e/0x8c0
[ 59.517107][ T605] ? __cfi_vfs_read+0x10/0x10
[ 59.521820][ T605] ? __kasan_check_write+0x14/0x20
[ 59.527079][ T605] ? mutex_lock+0x8d/0x1a0
[ 59.531501][ T605] ? __cfi_mutex_lock+0x10/0x10
[ 59.536369][ T605] ? __fdget_pos+0x2cd/0x380
[ 59.540956][ T605] ? ksys_read+0x71/0x240
[ 59.545303][ T605] ksys_read+0x140/0x240
[ 59.549877][ T605] ? __cfi_ksys_read+0x10/0x10
[ 59.555406][ T605] ? fpregs_restore_userregs+0x128/0x260
[ 59.561123][ T605] __x64_sys_read+0x7b/0x90
[ 59.565730][ T605] x64_sys_call+0x2f/0x9a0
[ 59.570139][ T605] do_syscall_64+0x4c/0xa0
[ 59.574712][ T605] ? clear_bhb_loop+0x30/0x80
[ 59.579638][ T605] ? clear_bhb_loop+0x30/0x80
[ 59.584345][ T605] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 59.590433][ T605] RIP: 0033:0x7f909178d5fc
[ 59.594964][ T605] 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
[ 59.615572][ T605] RSP: 002b:00007f90925ca030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 59.624284][ T605] RAX: ffffffffffffffda RBX: 00007f90919b5fa0 RCX: 00007f909178d5fc
[ 59.632881][ T605] RDX: 000000000000000f RSI: 00007f90925ca0a0 RDI: 0000000000000005
[ 59.641917][ T605] RBP: 00007f90925ca090 R08: 0000000000000000 R09: 0000000000000000
[ 59.650163][ T605] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 59.658665][ T605] R13: 00007f90919b6038 R14: 00007f90919b5fa0 R15: 00007ffe780056d8
[ 59.666724][ T605]
[ 59.684833][ T611] CPU: 0 PID: 611 Comm: syz.1.54 Not tainted syzkaller #0
[ 59.691997][ T611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 59.702141][ T611] Call Trace:
[ 59.705500][ T611]
[ 59.708416][ T611] __dump_stack+0x21/0x24
[ 59.712737][ T611] dump_stack_lvl+0xee/0x150
[ 59.717322][ T611] ? __cfi_dump_stack_lvl+0x8/0x8
[ 59.722326][ T611] dump_stack+0x15/0x24
[ 59.726465][ T611] should_fail_ex+0x3d4/0x520
[ 59.731400][ T611] should_fail+0xb/0x10
[ 59.735540][ T611] should_fail_usercopy+0x1a/0x20
[ 59.740736][ T611] _copy_to_user+0x1e/0x90
[ 59.745148][ T611] simple_read_from_buffer+0xe9/0x160
[ 59.750525][ T611] proc_fail_nth_read+0x19a/0x210
[ 59.755627][ T611] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 59.761255][ T611] ? security_file_permission+0x94/0xb0
[ 59.766831][ T611] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 59.772455][ T611] vfs_read+0x26e/0x8c0
[ 59.776607][ T611] ? __cfi_vfs_read+0x10/0x10
[ 59.781359][ T611] ? __kasan_check_write+0x14/0x20
[ 59.786627][ T611] ? mutex_lock+0x8d/0x1a0
[ 59.791299][ T611] ? __cfi_mutex_lock+0x10/0x10
[ 59.796226][ T611] ? __fdget_pos+0x2cd/0x380
[ 59.800814][ T611] ? ksys_read+0x71/0x240
[ 59.805201][ T611] ksys_read+0x140/0x240
[ 59.809644][ T611] ? __cfi_ksys_read+0x10/0x10
[ 59.814558][ T611] ? fput+0x15b/0x1a0
[ 59.818539][ T611] ? debug_smp_processor_id+0x17/0x20
[ 59.823906][ T611] __x64_sys_read+0x7b/0x90
[ 59.828486][ T611] x64_sys_call+0x2f/0x9a0
[ 59.832924][ T611] do_syscall_64+0x4c/0xa0
[ 59.837338][ T611] ? clear_bhb_loop+0x30/0x80
[ 59.842043][ T611] ? clear_bhb_loop+0x30/0x80
[ 59.846740][ T611] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 59.852641][ T611] RIP: 0033:0x7f645238d5fc
[ 59.857061][ T611] 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
[ 59.877115][ T611] RSP: 002b:00007f64531dc030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 59.885539][ T611] RAX: ffffffffffffffda RBX: 00007f64525b5fa0 RCX: 00007f645238d5fc
[ 59.893638][ T611] RDX: 000000000000000f RSI: 00007f64531dc0a0 RDI: 0000000000000005
[ 59.901687][ T611] RBP: 00007f64531dc090 R08: 0000000000000000 R09: 0000000000000000
[ 59.909825][ T611] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 59.917887][ T611] R13: 00007f64525b6038 R14: 00007f64525b5fa0 R15: 00007ffe8fc32a98
[ 59.926029][ T611]
[ 59.947522][ T620] FAULT_INJECTION: forcing a failure.
[ 59.947522][ T620] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 59.950473][ T614] FAULT_INJECTION: forcing a failure.
[ 59.950473][ T614] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 59.967736][ T620] CPU: 0 PID: 620 Comm: syz.4.58 Not tainted syzkaller #0
[ 59.974580][ T619] FAULT_INJECTION: forcing a failure.
[ 59.974580][ T619] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 59.981108][ T620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 59.981121][ T620] Call Trace:
[ 59.981126][ T620]
[ 59.981132][ T620] __dump_stack+0x21/0x24
[ 59.981158][ T620] dump_stack_lvl+0xee/0x150
[ 59.981174][ T620] ? __cfi_dump_stack_lvl+0x8/0x8
[ 59.997914][ T623] FAULT_INJECTION: forcing a failure.
[ 59.997914][ T623] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 60.004392][ T620] dump_stack+0x15/0x24
[ 60.004429][ T620] should_fail_ex+0x3d4/0x520
[ 60.013356][ T622] FAULT_INJECTION: forcing a failure.
[ 60.013356][ T622] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 60.015345][ T620] should_fail+0xb/0x10
[ 60.069244][ T620] should_fail_usercopy+0x1a/0x20
[ 60.074642][ T620] _copy_to_user+0x1e/0x90
[ 60.079430][ T620] simple_read_from_buffer+0xe9/0x160
[ 60.084905][ T620] proc_fail_nth_read+0x19a/0x210
[ 60.090274][ T620] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 60.096018][ T620] ? security_file_permission+0x94/0xb0
[ 60.101572][ T620] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 60.107288][ T620] vfs_read+0x26e/0x8c0
[ 60.112054][ T620] ? __cfi_vfs_read+0x10/0x10
[ 60.116812][ T620] ? __kasan_check_write+0x14/0x20
[ 60.122138][ T620] ? mutex_lock+0x8d/0x1a0
[ 60.127018][ T620] ? __cfi_mutex_lock+0x10/0x10
[ 60.132129][ T620] ? __fdget_pos+0x2cd/0x380
[ 60.137146][ T620] ? ksys_read+0x71/0x240
[ 60.141511][ T620] ksys_read+0x140/0x240
[ 60.146034][ T620] ? __cfi_ksys_read+0x10/0x10
[ 60.151320][ T620] ? fput+0x15b/0x1a0
[ 60.155583][ T620] ? debug_smp_processor_id+0x17/0x20
[ 60.161214][ T620] __x64_sys_read+0x7b/0x90
[ 60.166359][ T620] x64_sys_call+0x2f/0x9a0
[ 60.170813][ T620] do_syscall_64+0x4c/0xa0
[ 60.175688][ T620] ? clear_bhb_loop+0x30/0x80
[ 60.180629][ T620] ? clear_bhb_loop+0x30/0x80
[ 60.185480][ T620] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 60.191729][ T620] RIP: 0033:0x7f909178d5fc
[ 60.196155][ T620] 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
[ 60.216304][ T620] RSP: 002b:00007f90925ca030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 60.225105][ T620] RAX: ffffffffffffffda RBX: 00007f90919b5fa0 RCX: 00007f909178d5fc
[ 60.233174][ T620] RDX: 000000000000000f RSI: 00007f90925ca0a0 RDI: 0000000000000005
[ 60.241263][ T620] RBP: 00007f90925ca090 R08: 0000000000000000 R09: 0000000000000000
[ 60.249329][ T620] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 60.257485][ T620] R13: 00007f90919b6038 R14: 00007f90919b5fa0 R15: 00007ffe780056d8
[ 60.265557][ T620]
[ 60.268589][ T614] CPU: 1 PID: 614 Comm: syz.6.55 Not tainted syzkaller #0
[ 60.275713][ T614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 60.285949][ T614] Call Trace:
[ 60.289315][ T614]
[ 60.292252][ T614] __dump_stack+0x21/0x24
[ 60.296899][ T614] dump_stack_lvl+0xee/0x150
[ 60.302016][ T614] ? __cfi_dump_stack_lvl+0x8/0x8
[ 60.307705][ T614] dump_stack+0x15/0x24
[ 60.311902][ T614] should_fail_ex+0x3d4/0x520
[ 60.316931][ T614] should_fail+0xb/0x10
[ 60.321480][ T614] should_fail_usercopy+0x1a/0x20
[ 60.326606][ T614] _copy_to_user+0x1e/0x90
[ 60.331162][ T614] simple_read_from_buffer+0xe9/0x160
[ 60.336752][ T614] proc_fail_nth_read+0x19a/0x210
[ 60.341999][ T614] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 60.348272][ T614] ? security_file_permission+0x94/0xb0
[ 60.353932][ T614] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 60.359882][ T614] vfs_read+0x26e/0x8c0
[ 60.364234][ T614] ? __cfi_vfs_read+0x10/0x10
[ 60.369012][ T614] ? __kasan_check_write+0x14/0x20
[ 60.374217][ T614] ? mutex_lock+0x8d/0x1a0
[ 60.378639][ T614] ? __cfi_mutex_lock+0x10/0x10
[ 60.383589][ T614] ? __fdget_pos+0x2cd/0x380
[ 60.388185][ T614] ? ksys_read+0x71/0x240
[ 60.392615][ T614] ksys_read+0x140/0x240
[ 60.397478][ T614] ? __cfi_ksys_read+0x10/0x10
[ 60.402510][ T614] ? fput+0x15b/0x1a0
[ 60.407422][ T614] ? debug_smp_processor_id+0x17/0x20
[ 60.413164][ T614] __x64_sys_read+0x7b/0x90
[ 60.417868][ T614] x64_sys_call+0x2f/0x9a0
[ 60.422305][ T614] do_syscall_64+0x4c/0xa0
[ 60.427015][ T614] ? clear_bhb_loop+0x30/0x80
[ 60.431935][ T614] ? clear_bhb_loop+0x30/0x80
[ 60.436633][ T614] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 60.443208][ T614] RIP: 0033:0x7f0dd298d5fc
[ 60.447638][ T614] 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
[ 60.467504][ T614] RSP: 002b:00007f0dd388e030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 60.476147][ T614] RAX: ffffffffffffffda RBX: 00007f0dd2bb5fa0 RCX: 00007f0dd298d5fc
[ 60.484210][ T614] RDX: 000000000000000f RSI: 00007f0dd388e0a0 RDI: 0000000000000005
[ 60.492365][ T614] RBP: 00007f0dd388e090 R08: 0000000000000000 R09: 0000000000000000
[ 60.500875][ T614] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 60.509120][ T614] R13: 00007f0dd2bb6038 R14: 00007f0dd2bb5fa0 R15: 00007ffc05803978
[ 60.517282][ T614]
[ 60.520504][ T619] CPU: 0 PID: 619 Comm: syz.2.57 Not tainted syzkaller #0
[ 60.527712][ T619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 60.528417][ T625] FAULT_INJECTION: forcing a failure.
[ 60.528417][ T625] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 60.538204][ T619] Call Trace:
[ 60.538217][ T619]
[ 60.538224][ T619] __dump_stack+0x21/0x24
[ 60.538248][ T619] dump_stack_lvl+0xee/0x150
[ 60.568524][ T619] ? __cfi_dump_stack_lvl+0x8/0x8
[ 60.573752][ T619] dump_stack+0x15/0x24
[ 60.578388][ T619] should_fail_ex+0x3d4/0x520
[ 60.583970][ T619] should_fail+0xb/0x10
[ 60.588266][ T619] should_fail_usercopy+0x1a/0x20
[ 60.593592][ T619] _copy_to_user+0x1e/0x90
[ 60.598282][ T619] simple_read_from_buffer+0xe9/0x160
[ 60.603667][ T619] proc_fail_nth_read+0x19a/0x210
[ 60.608881][ T619] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 60.614601][ T619] ? security_file_permission+0x94/0xb0
[ 60.620175][ T619] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 60.625718][ T619] vfs_read+0x26e/0x8c0
[ 60.630054][ T619] ? __cfi_vfs_read+0x10/0x10
[ 60.634814][ T619] ? __kasan_check_write+0x14/0x20
[ 60.639919][ T619] ? mutex_lock+0x8d/0x1a0
[ 60.644344][ T619] ? __cfi_mutex_lock+0x10/0x10
[ 60.649377][ T619] ? __fdget_pos+0x2cd/0x380
[ 60.653963][ T619] ? ksys_read+0x71/0x240
[ 60.658369][ T619] ksys_read+0x140/0x240
[ 60.662614][ T619] ? __cfi_ksys_read+0x10/0x10
[ 60.667451][ T619] ? fput+0x15b/0x1a0
[ 60.671418][ T619] ? debug_smp_processor_id+0x17/0x20
[ 60.676770][ T619] __x64_sys_read+0x7b/0x90
[ 60.681351][ T619] x64_sys_call+0x2f/0x9a0
[ 60.685850][ T619] do_syscall_64+0x4c/0xa0
[ 60.690250][ T619] ? clear_bhb_loop+0x30/0x80
[ 60.694953][ T619] ? clear_bhb_loop+0x30/0x80
[ 60.699727][ T619] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 60.706058][ T619] RIP: 0033:0x7ff116d8d5fc
[ 60.710649][ 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
[ 60.730407][ T619] RSP: 002b:00007ff117be8030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 60.739083][ T619] RAX: ffffffffffffffda RBX: 00007ff116fb5fa0 RCX: 00007ff116d8d5fc
[ 60.747121][ T619] RDX: 000000000000000f RSI: 00007ff117be80a0 RDI: 0000000000000005
[ 60.755078][ T619] RBP: 00007ff117be8090 R08: 0000000000000000 R09: 0000000000000000
[ 60.763041][ T619] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 60.771606][ T619] R13: 00007ff116fb6038 R14: 00007ff116fb5fa0 R15: 00007ffcdb2aeb28
[ 60.780097][ T619]
[ 60.789020][ T622] CPU: 1 PID: 622 Comm: syz.1.59 Not tainted syzkaller #0
[ 60.796244][ T622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 60.806492][ T622] Call Trace:
[ 60.809858][ T622]
[ 60.812813][ T622] __dump_stack+0x21/0x24
[ 60.817229][ T622] dump_stack_lvl+0xee/0x150
[ 60.821900][ T622] ? __cfi_dump_stack_lvl+0x8/0x8
[ 60.827092][ T622] dump_stack+0x15/0x24
[ 60.831335][ T622] should_fail_ex+0x3d4/0x520
[ 60.836086][ T622] should_fail+0xb/0x10
[ 60.840225][ T622] should_fail_usercopy+0x1a/0x20
[ 60.845333][ T622] _copy_to_user+0x1e/0x90
[ 60.849750][ T622] simple_read_from_buffer+0xe9/0x160
[ 60.855651][ T622] proc_fail_nth_read+0x19a/0x210
[ 60.861226][ T622] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 60.866853][ T622] ? security_file_permission+0x94/0xb0
[ 60.872387][ T622] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 60.878613][ T622] vfs_read+0x26e/0x8c0
[ 60.883055][ T622] ? __cfi_vfs_read+0x10/0x10
[ 60.888031][ T622] ? __kasan_check_write+0x14/0x20
[ 60.893395][ T622] ? mutex_lock+0x8d/0x1a0
[ 60.898100][ T622] ? __cfi_mutex_lock+0x10/0x10
[ 60.903089][ T622] ? __fdget_pos+0x2cd/0x380
[ 60.907766][ T622] ? ksys_read+0x71/0x240
[ 60.912532][ T622] ksys_read+0x140/0x240
[ 60.916797][ T622] ? __cfi_ksys_read+0x10/0x10
[ 60.921627][ T622] ? fput+0x15b/0x1a0
[ 60.925956][ T622] ? debug_smp_processor_id+0x17/0x20
[ 60.931473][ T622] __x64_sys_read+0x7b/0x90
[ 60.936051][ T622] x64_sys_call+0x2f/0x9a0
[ 60.940511][ T622] do_syscall_64+0x4c/0xa0
[ 60.945548][ T622] ? clear_bhb_loop+0x30/0x80
[ 60.950230][ T622] ? clear_bhb_loop+0x30/0x80
[ 60.955450][ T622] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 60.961360][ T622] RIP: 0033:0x7f645238d5fc
[ 60.965863][ 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
[ 60.985975][ T622] RSP: 002b:00007f64531dc030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 60.994841][ T622] RAX: ffffffffffffffda RBX: 00007f64525b5fa0 RCX: 00007f645238d5fc
[ 61.002970][ T622] RDX: 000000000000000f RSI: 00007f64531dc0a0 RDI: 0000000000000005
[ 61.012143][ T622] RBP: 00007f64531dc090 R08: 0000000000000000 R09: 0000000000000000
[ 61.020156][ T622] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 61.028321][ T622] R13: 00007f64525b6038 R14: 00007f64525b5fa0 R15: 00007ffe8fc32a98
[ 61.037189][ T622]
[ 61.041015][ T625] CPU: 0 PID: 625 Comm: syz.4.60 Not tainted syzkaller #0
[ 61.049453][ T625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 61.059964][ T625] Call Trace:
[ 61.063333][ T625]
[ 61.066266][ T625] __dump_stack+0x21/0x24
[ 61.070597][ T625] dump_stack_lvl+0xee/0x150
[ 61.075276][ T625] ? __cfi_dump_stack_lvl+0x8/0x8
[ 61.080301][ T625] dump_stack+0x15/0x24
[ 61.084527][ T625] should_fail_ex+0x3d4/0x520
[ 61.089230][ T625] should_fail+0xb/0x10
[ 61.093638][ T625] should_fail_usercopy+0x1a/0x20
[ 61.098843][ T625] _copy_to_user+0x1e/0x90
[ 61.103331][ T625] simple_read_from_buffer+0xe9/0x160
[ 61.108725][ T625] proc_fail_nth_read+0x19a/0x210
[ 61.113863][ T625] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 61.119506][ T625] ? security_file_permission+0x94/0xb0
[ 61.125154][ T625] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 61.130785][ T625] vfs_read+0x26e/0x8c0
[ 61.135019][ T625] ? __cfi_vfs_read+0x10/0x10
[ 61.139683][ T625] ? __kasan_check_write+0x14/0x20
[ 61.144808][ T625] ? mutex_lock+0x8d/0x1a0
[ 61.149316][ T625] ? __cfi_mutex_lock+0x10/0x10
[ 61.154162][ T625] ? __fdget_pos+0x2cd/0x380
[ 61.158837][ T625] ? ksys_read+0x71/0x240
[ 61.163361][ T625] ksys_read+0x140/0x240
[ 61.167749][ T625] ? __cfi_ksys_read+0x10/0x10
[ 61.172644][ T625] ? fput+0x15b/0x1a0
[ 61.176638][ T625] ? debug_smp_processor_id+0x17/0x20
[ 61.182123][ T625] __x64_sys_read+0x7b/0x90
[ 61.186612][ T625] x64_sys_call+0x2f/0x9a0
[ 61.191108][ T625] do_syscall_64+0x4c/0xa0
[ 61.195527][ T625] ? clear_bhb_loop+0x30/0x80
[ 61.200251][ T625] ? clear_bhb_loop+0x30/0x80
[ 61.204924][ T625] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 61.211082][ T625] RIP: 0033:0x7f909178d5fc
[ 61.215943][ T625] 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
[ 61.236756][ T625] RSP: 002b:00007f90925ca030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 61.245701][ T625] RAX: ffffffffffffffda RBX: 00007f90919b5fa0 RCX: 00007f909178d5fc
[ 61.253930][ T625] RDX: 000000000000000f RSI: 00007f90925ca0a0 RDI: 0000000000000005
[ 61.262169][ T625] RBP: 00007f90925ca090 R08: 0000000000000000 R09: 0000000000000000
[ 61.270235][ T625] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 61.278220][ T625] R13: 00007f90919b6038 R14: 00007f90919b5fa0 R15: 00007ffe780056d8
[ 61.286475][ T625]
[ 61.298033][ T623] CPU: 1 PID: 623 Comm: syz.0.56 Not tainted syzkaller #0
[ 61.305451][ T623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 61.315676][ T623] Call Trace:
[ 61.318975][ T623]
[ 61.322065][ T623] __dump_stack+0x21/0x24
[ 61.326403][ T623] dump_stack_lvl+0xee/0x150
[ 61.331009][ T623] ? __cfi_dump_stack_lvl+0x8/0x8
[ 61.336036][ T623] dump_stack+0x15/0x24
[ 61.340185][ T623] should_fail_ex+0x3d4/0x520
[ 61.344946][ T623] should_fail+0xb/0x10
[ 61.349167][ T623] should_fail_usercopy+0x1a/0x20
[ 61.354214][ T623] _copy_to_user+0x1e/0x90
[ 61.358622][ T623] simple_read_from_buffer+0xe9/0x160
[ 61.364159][ T623] proc_fail_nth_read+0x19a/0x210
[ 61.369168][ T623] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 61.374874][ T623] ? security_file_permission+0x94/0xb0
[ 61.380615][ T623] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 61.386333][ T623] vfs_read+0x26e/0x8c0
[ 61.390577][ T623] ? __cfi_vfs_read+0x10/0x10
[ 61.395428][ T623] ? __kasan_check_write+0x14/0x20
[ 61.401089][ T623] ? mutex_lock+0x8d/0x1a0
[ 61.405803][ T623] ? __cfi_mutex_lock+0x10/0x10
[ 61.410908][ T623] ? __fdget_pos+0x2cd/0x380
[ 61.415712][ T623] ? ksys_read+0x71/0x240
[ 61.420045][ T623] ksys_read+0x140/0x240
[ 61.424270][ T623] ? __cfi_ksys_read+0x10/0x10
[ 61.429463][ T623] ? fput+0x15b/0x1a0
[ 61.433544][ T623] ? debug_smp_processor_id+0x17/0x20
[ 61.438999][ T623] __x64_sys_read+0x7b/0x90
[ 61.443545][ T623] x64_sys_call+0x2f/0x9a0
[ 61.447997][ T623] do_syscall_64+0x4c/0xa0
[ 61.452557][ T623] ? clear_bhb_loop+0x30/0x80
[ 61.457700][ T623] ? clear_bhb_loop+0x30/0x80
[ 61.462561][ T623] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 61.468763][ T623] RIP: 0033:0x7f643c98d5fc
[ 61.473538][ T623] 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
[ 61.493495][ T623] RSP: 002b:00007f643d723030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 61.502098][ T623] RAX: ffffffffffffffda RBX: 00007f643cbb6090 RCX: 00007f643c98d5fc
[ 61.510169][ T623] RDX: 000000000000000f RSI: 00007f643d7230a0 RDI: 0000000000000005
[ 61.518326][ T623] RBP: 00007f643d723090 R08: 0000000000000000 R09: 0000000000000000
[ 61.526426][ T623] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 61.534418][ T623] R13: 00007f643cbb6128 R14: 00007f643cbb6090 R15: 00007fff1151b0c8
[ 61.542402][ T623]
[ 61.558432][ T627] FAULT_INJECTION: forcing a failure.
[ 61.558432][ T627] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 61.562462][ T634] FAULT_INJECTION: forcing a failure.
[ 61.562462][ T634] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 61.572166][ T630] FAULT_INJECTION: forcing a failure.
[ 61.572166][ T630] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 61.584835][ T634] CPU: 1 PID: 634 Comm: syz.0.64 Not tainted syzkaller #0
[ 61.604187][ T632] FAULT_INJECTION: forcing a failure.
[ 61.604187][ T632] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 61.605017][ T634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 61.605028][ T634] Call Trace:
[ 61.630327][ T636] FAULT_INJECTION: forcing a failure.
[ 61.630327][ T636] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 61.631595][ T634]
[ 61.631606][ T634] __dump_stack+0x21/0x24
[ 61.652151][ T634] dump_stack_lvl+0xee/0x150
[ 61.656953][ T634] ? __cfi_dump_stack_lvl+0x8/0x8
[ 61.662093][ T634] dump_stack+0x15/0x24
[ 61.666276][ T634] should_fail_ex+0x3d4/0x520
[ 61.671009][ T634] should_fail+0xb/0x10
[ 61.675177][ T634] should_fail_usercopy+0x1a/0x20
[ 61.680222][ T634] _copy_to_user+0x1e/0x90
[ 61.684847][ T634] simple_read_from_buffer+0xe9/0x160
[ 61.690508][ T634] proc_fail_nth_read+0x19a/0x210
[ 61.696262][ T634] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 61.701924][ T634] ? security_file_permission+0x94/0xb0
[ 61.707649][ T634] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 61.713196][ T634] vfs_read+0x26e/0x8c0
[ 61.717440][ T634] ? __cfi_vfs_read+0x10/0x10
[ 61.722122][ T634] ? __kasan_check_write+0x14/0x20
[ 61.727234][ T634] ? mutex_lock+0x8d/0x1a0
[ 61.731910][ T634] ? __cfi_mutex_lock+0x10/0x10
[ 61.736755][ T634] ? __fdget_pos+0x2cd/0x380
[ 61.741365][ T634] ? ksys_read+0x71/0x240
[ 61.745770][ T634] ksys_read+0x140/0x240
[ 61.750022][ T634] ? __cfi_ksys_read+0x10/0x10
[ 61.754970][ T634] ? fput+0x15b/0x1a0
[ 61.759138][ T634] ? debug_smp_processor_id+0x17/0x20
[ 61.764682][ T634] __x64_sys_read+0x7b/0x90
[ 61.769181][ T634] x64_sys_call+0x2f/0x9a0
[ 61.773596][ T634] do_syscall_64+0x4c/0xa0
[ 61.778040][ T634] ? clear_bhb_loop+0x30/0x80
[ 61.782814][ T634] ? clear_bhb_loop+0x30/0x80
[ 61.787488][ T634] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 61.793378][ T634] RIP: 0033:0x7f643c98d5fc
[ 61.797784][ T634] 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
[ 61.817479][ T634] RSP: 002b:00007f643d744030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 61.825992][ T634] RAX: ffffffffffffffda RBX: 00007f643cbb5fa0 RCX: 00007f643c98d5fc
[ 61.833978][ T634] RDX: 000000000000000f RSI: 00007f643d7440a0 RDI: 0000000000000005
[ 61.841968][ T634] RBP: 00007f643d744090 R08: 0000000000000000 R09: 0000000000000000
[ 61.850044][ T634] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 61.858128][ T634] R13: 00007f643cbb6038 R14: 00007f643cbb5fa0 R15: 00007fff1151b0c8
[ 61.866278][ T634]
[ 61.869318][ T632] CPU: 0 PID: 632 Comm: syz.4.63 Not tainted syzkaller #0
[ 61.876440][ T632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 61.885903][ T638] FAULT_INJECTION: forcing a failure.
[ 61.885903][ T638] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 61.886645][ T632] Call Trace:
[ 61.886653][ T632]
[ 61.905923][ T632] __dump_stack+0x21/0x24
[ 61.910260][ T632] dump_stack_lvl+0xee/0x150
[ 61.914854][ T632] ? __cfi_dump_stack_lvl+0x8/0x8
[ 61.919967][ T632] dump_stack+0x15/0x24
[ 61.924130][ T632] should_fail_ex+0x3d4/0x520
[ 61.928836][ T632] should_fail+0xb/0x10
[ 61.933117][ T632] should_fail_usercopy+0x1a/0x20
[ 61.938162][ T632] _copy_to_user+0x1e/0x90
[ 61.942677][ T632] simple_read_from_buffer+0xe9/0x160
[ 61.948305][ T632] proc_fail_nth_read+0x19a/0x210
[ 61.953868][ T632] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 61.959871][ T632] ? security_file_permission+0x94/0xb0
[ 61.965443][ T632] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 61.971089][ T632] vfs_read+0x26e/0x8c0
[ 61.975266][ T632] ? __cfi_vfs_read+0x10/0x10
[ 61.980145][ T632] ? __kasan_check_write+0x14/0x20
[ 61.985298][ T632] ? mutex_lock+0x8d/0x1a0
[ 61.990355][ T632] ? __cfi_mutex_lock+0x10/0x10
[ 61.995676][ T632] ? __fdget_pos+0x2cd/0x380
[ 62.000835][ T632] ? ksys_read+0x71/0x240
[ 62.005193][ T632] ksys_read+0x140/0x240
[ 62.009697][ T632] ? __cfi_ksys_read+0x10/0x10
[ 62.014600][ T632] ? fput+0x15b/0x1a0
[ 62.018792][ T632] ? debug_smp_processor_id+0x17/0x20
[ 62.024370][ T632] __x64_sys_read+0x7b/0x90
[ 62.028905][ T632] x64_sys_call+0x2f/0x9a0
[ 62.033519][ T632] do_syscall_64+0x4c/0xa0
[ 62.038211][ T632] ? clear_bhb_loop+0x30/0x80
[ 62.043010][ T632] ? clear_bhb_loop+0x30/0x80
[ 62.047862][ T632] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 62.054053][ T632] RIP: 0033:0x7f909178d5fc
[ 62.058603][ T632] 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
[ 62.078926][ T632] RSP: 002b:00007f90925ca030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 62.087797][ T632] RAX: ffffffffffffffda RBX: 00007f90919b5fa0 RCX: 00007f909178d5fc
[ 62.095976][ T632] RDX: 000000000000000f RSI: 00007f90925ca0a0 RDI: 0000000000000005
[ 62.104155][ T632] RBP: 00007f90925ca090 R08: 0000000000000000 R09: 0000000000000000
[ 62.112763][ T632] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 62.120766][ T632] R13: 00007f90919b6038 R14: 00007f90919b5fa0 R15: 00007ffe780056d8
[ 62.128927][ T632]
[ 62.132451][ T636] CPU: 1 PID: 636 Comm: syz.1.65 Not tainted syzkaller #0
[ 62.139667][ T636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 62.149742][ T636] Call Trace:
[ 62.153025][ T636]
[ 62.155982][ T636] __dump_stack+0x21/0x24
[ 62.160417][ T636] dump_stack_lvl+0xee/0x150
[ 62.165326][ T636] ? __cfi_dump_stack_lvl+0x8/0x8
[ 62.170748][ T636] dump_stack+0x15/0x24
[ 62.174938][ T636] should_fail_ex+0x3d4/0x520
[ 62.179649][ T636] should_fail+0xb/0x10
[ 62.183802][ T636] should_fail_usercopy+0x1a/0x20
[ 62.188857][ T636] _copy_to_user+0x1e/0x90
[ 62.193456][ T636] simple_read_from_buffer+0xe9/0x160
[ 62.198936][ T636] proc_fail_nth_read+0x19a/0x210
[ 62.203982][ T636] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 62.209635][ T636] ? security_file_permission+0x94/0xb0
[ 62.215722][ T636] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 62.221481][ T636] vfs_read+0x26e/0x8c0
[ 62.225852][ T636] ? __cfi_vfs_read+0x10/0x10
[ 62.230606][ T636] ? __kasan_check_write+0x14/0x20
[ 62.235919][ T636] ? mutex_lock+0x8d/0x1a0
[ 62.240552][ T636] ? __cfi_mutex_lock+0x10/0x10
[ 62.245710][ T636] ? __fdget_pos+0x2cd/0x380
[ 62.250324][ T636] ? ksys_read+0x71/0x240
[ 62.254767][ T636] ksys_read+0x140/0x240
[ 62.259018][ T636] ? __cfi_ksys_read+0x10/0x10
[ 62.263876][ T636] ? fput+0x15b/0x1a0
[ 62.268070][ T636] ? debug_smp_processor_id+0x17/0x20
[ 62.273480][ T636] __x64_sys_read+0x7b/0x90
[ 62.278194][ T636] x64_sys_call+0x2f/0x9a0
[ 62.282647][ T636] do_syscall_64+0x4c/0xa0
[ 62.287446][ T636] ? clear_bhb_loop+0x30/0x80
[ 62.292232][ T636] ? clear_bhb_loop+0x30/0x80
[ 62.296907][ T636] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 62.302896][ T636] RIP: 0033:0x7f645238d5fc
[ 62.307475][ T636] 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
[ 62.327668][ T636] RSP: 002b:00007f64531dc030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 62.336098][ T636] RAX: ffffffffffffffda RBX: 00007f64525b5fa0 RCX: 00007f645238d5fc
[ 62.344078][ T636] RDX: 000000000000000f RSI: 00007f64531dc0a0 RDI: 0000000000000005
[ 62.352051][ T636] RBP: 00007f64531dc090 R08: 0000000000000000 R09: 0000000000000000
[ 62.360035][ T636] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 62.368186][ T636] R13: 00007f64525b6038 R14: 00007f64525b5fa0 R15: 00007ffe8fc32a98
[ 62.376199][ T636]
[ 62.395918][ T630] CPU: 0 PID: 630 Comm: syz.2.62 Not tainted syzkaller #0
[ 62.403075][ T630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 62.413151][ T630] Call Trace:
[ 62.416472][ T630]
[ 62.419588][ T630] __dump_stack+0x21/0x24
[ 62.424018][ T630] dump_stack_lvl+0xee/0x150
[ 62.428683][ T630] ? __cfi_dump_stack_lvl+0x8/0x8
[ 62.434016][ T630] dump_stack+0x15/0x24
[ 62.438190][ T630] should_fail_ex+0x3d4/0x520
[ 62.443246][ T630] should_fail+0xb/0x10
[ 62.447786][ T630] should_fail_usercopy+0x1a/0x20
[ 62.452944][ T630] _copy_to_user+0x1e/0x90
[ 62.457422][ T630] simple_read_from_buffer+0xe9/0x160
[ 62.462817][ T630] proc_fail_nth_read+0x19a/0x210
[ 62.468222][ T630] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 62.473799][ T630] ? security_file_permission+0x94/0xb0
[ 62.479354][ T630] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 62.484931][ T630] vfs_read+0x26e/0x8c0
[ 62.489121][ T630] ? __cfi_vfs_read+0x10/0x10
[ 62.493808][ T630] ? __kasan_check_write+0x14/0x20
[ 62.498914][ T630] ? mutex_lock+0x8d/0x1a0
[ 62.503345][ T630] ? __cfi_mutex_lock+0x10/0x10
[ 62.508401][ T630] ? __fdget_pos+0x2cd/0x380
[ 62.513004][ T630] ? ksys_read+0x71/0x240
[ 62.517357][ T630] ksys_read+0x140/0x240
[ 62.521656][ T630] ? __cfi_ksys_read+0x10/0x10
[ 62.526515][ T630] ? fput+0x15b/0x1a0
[ 62.530591][ T630] ? debug_smp_processor_id+0x17/0x20
[ 62.535985][ T630] __x64_sys_read+0x7b/0x90
[ 62.540497][ T630] x64_sys_call+0x2f/0x9a0
[ 62.544922][ T630] do_syscall_64+0x4c/0xa0
[ 62.549339][ T630] ? clear_bhb_loop+0x30/0x80
[ 62.554030][ T630] ? clear_bhb_loop+0x30/0x80
[ 62.558744][ T630] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 62.564876][ T630] RIP: 0033:0x7ff116d8d5fc
[ 62.569308][ T630] 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
[ 62.589372][ T630] RSP: 002b:00007ff117be8030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 62.597810][ T630] RAX: ffffffffffffffda RBX: 00007ff116fb5fa0 RCX: 00007ff116d8d5fc
[ 62.605785][ T630] RDX: 000000000000000f RSI: 00007ff117be80a0 RDI: 0000000000000005
[ 62.613943][ T630] RBP: 00007ff117be8090 R08: 0000000000000000 R09: 0000000000000000
[ 62.621935][ T630] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 62.630090][ T630] R13: 00007ff116fb6038 R14: 00007ff116fb5fa0 R15: 00007ffcdb2aeb28
[ 62.638241][ T630]
[ 62.641533][ T627] CPU: 1 PID: 627 Comm: syz.6.61 Not tainted syzkaller #0
[ 62.648659][ T627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 62.658884][ T627] Call Trace:
[ 62.662258][ T627]
[ 62.665297][ T627] __dump_stack+0x21/0x24
[ 62.669646][ T627] dump_stack_lvl+0xee/0x150
[ 62.674504][ T627] ? __cfi_dump_stack_lvl+0x8/0x8
[ 62.679702][ T627] dump_stack+0x15/0x24
[ 62.683985][ T627] should_fail_ex+0x3d4/0x520
[ 62.688882][ T627] should_fail+0xb/0x10
[ 62.693042][ T627] should_fail_usercopy+0x1a/0x20
[ 62.698086][ T627] _copy_to_user+0x1e/0x90
[ 62.702519][ T627] simple_read_from_buffer+0xe9/0x160
[ 62.707881][ T627] proc_fail_nth_read+0x19a/0x210
[ 62.712894][ T627] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 62.718435][ T627] ? security_file_permission+0x94/0xb0
[ 62.724262][ T627] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 62.729868][ T627] vfs_read+0x26e/0x8c0
[ 62.734055][ T627] ? __cfi_vfs_read+0x10/0x10
[ 62.738845][ T627] ? __kasan_check_write+0x14/0x20
[ 62.744070][ T627] ? mutex_lock+0x8d/0x1a0
[ 62.748597][ T627] ? __cfi_mutex_lock+0x10/0x10
[ 62.753702][ T627] ? __fdget_pos+0x2cd/0x380
[ 62.758539][ T627] ? ksys_read+0x71/0x240
[ 62.762947][ T627] ksys_read+0x140/0x240
[ 62.767174][ T627] ? __cfi_ksys_read+0x10/0x10
[ 62.772212][ T627] ? fput+0x15b/0x1a0
[ 62.776904][ T627] ? debug_smp_processor_id+0x17/0x20
[ 62.782271][ T627] __x64_sys_read+0x7b/0x90
[ 62.786763][ T627] x64_sys_call+0x2f/0x9a0
[ 62.791259][ T627] do_syscall_64+0x4c/0xa0
[ 62.795760][ T627] ? clear_bhb_loop+0x30/0x80
[ 62.800429][ T627] ? clear_bhb_loop+0x30/0x80
[ 62.805215][ T627] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 62.811224][ T627] RIP: 0033:0x7f0dd298d5fc
[ 62.815747][ T627] 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
[ 62.835568][ T627] RSP: 002b:00007f0dd388e030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 62.844377][ T627] RAX: ffffffffffffffda RBX: 00007f0dd2bb5fa0 RCX: 00007f0dd298d5fc
[ 62.852763][ T627] RDX: 000000000000000f RSI: 00007f0dd388e0a0 RDI: 0000000000000005
[ 62.860839][ T627] RBP: 00007f0dd388e090 R08: 0000000000000000 R09: 0000000000000000
[ 62.868829][ T627] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 62.876806][ T627] R13: 00007f0dd2bb6038 R14: 00007f0dd2bb5fa0 R15: 00007ffc05803978
[ 62.884945][ T627]
[ 62.890149][ T638] CPU: 1 PID: 638 Comm: syz.0.66 Not tainted syzkaller #0
[ 62.897293][ T638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 62.907538][ T638] Call Trace:
[ 62.910891][ T638]
[ 62.913887][ T638] __dump_stack+0x21/0x24
[ 62.918306][ T638] dump_stack_lvl+0xee/0x150
[ 62.922900][ T638] ? __cfi_dump_stack_lvl+0x8/0x8
[ 62.928032][ T638] dump_stack+0x15/0x24
[ 62.932271][ T638] should_fail_ex+0x3d4/0x520
[ 62.936946][ T638] should_fail+0xb/0x10
[ 62.941108][ T638] should_fail_usercopy+0x1a/0x20
[ 62.946243][ T638] _copy_to_user+0x1e/0x90
[ 62.950659][ T638] simple_read_from_buffer+0xe9/0x160
[ 62.956472][ T638] proc_fail_nth_read+0x19a/0x210
[ 62.961524][ T638] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 62.967446][ T638] ? security_file_permission+0x94/0xb0
[ 62.973099][ T638] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 62.978730][ T638] vfs_read+0x26e/0x8c0
[ 62.982877][ T638] ? __cfi_vfs_read+0x10/0x10
[ 62.987569][ T638] ? __kasan_check_write+0x14/0x20
[ 62.993046][ T638] ? mutex_lock+0x8d/0x1a0
[ 62.997614][ T638] ? __cfi_mutex_lock+0x10/0x10
[ 63.002764][ T638] ? __fdget_pos+0x2cd/0x380
[ 63.007749][ T638] ? ksys_read+0x71/0x240
[ 63.012311][ T638] ksys_read+0x140/0x240
[ 63.016575][ T638] ? __cfi_ksys_read+0x10/0x10
[ 63.021628][ T638] ? fput+0x15b/0x1a0
[ 63.026183][ T638] ? debug_smp_processor_id+0x17/0x20
[ 63.031845][ T638] __x64_sys_read+0x7b/0x90
[ 63.036380][ T638] x64_sys_call+0x2f/0x9a0
[ 63.040828][ T638] do_syscall_64+0x4c/0xa0
[ 63.045448][ T638] ? clear_bhb_loop+0x30/0x80
[ 63.050432][ T638] ? clear_bhb_loop+0x30/0x80
[ 63.055582][ T638] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 63.061584][ T638] RIP: 0033:0x7f643c98d5fc
[ 63.065991][ T638] 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
[ 63.085681][ T638] RSP: 002b:00007f643d744030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 63.094113][ T638] RAX: ffffffffffffffda RBX: 00007f643cbb5fa0 RCX: 00007f643c98d5fc
[ 63.102079][ T638] RDX: 000000000000000f RSI: 00007f643d7440a0 RDI: 0000000000000005
[ 63.110039][ T638] RBP: 00007f643d744090 R08: 0000000000000000 R09: 0000000000000000
[ 63.118005][ T638] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 63.125982][ T638] R13: 00007f643cbb6038 R14: 00007f643cbb5fa0 R15: 00007fff1151b0c8
[ 63.133963][ T638]
2026/01/14 19:45:02 executed programs: 62
[ 63.178657][ T641] FAULT_INJECTION: forcing a failure.
[ 63.178657][ T641] name failslab, interval 1, probability 0, space 0, times 1
[ 63.191652][ T641] CPU: 0 PID: 641 Comm: syz.1.68 Not tainted syzkaller #0
[ 63.198801][ T641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 63.202831][ T651] FAULT_INJECTION: forcing a failure.
[ 63.202831][ T651] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 63.208885][ T641] Call Trace:
[ 63.208899][ T641]
[ 63.208907][ T641] __dump_stack+0x21/0x24
[ 63.208933][ T641] dump_stack_lvl+0xee/0x150
[ 63.208948][ T641] ? __cfi_dump_stack_lvl+0x8/0x8
[ 63.208964][ T641] ? __mutex_lock+0x2bf/0x16d0
[ 63.247556][ T641] dump_stack+0x15/0x24
[ 63.251990][ T641] should_fail_ex+0x3d4/0x520
[ 63.256803][ T641] __should_failslab+0xac/0xf0
[ 63.261601][ T641] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 63.267609][ T641] should_failslab+0x9/0x20
[ 63.273034][ T641] __kmem_cache_alloc_node+0x3d/0x2c0
[ 63.278533][ T641] ? __cfi_mutex_lock+0x10/0x10
[ 63.283472][ T641] ? tracepoint_probe_unregister+0x1e6/0x8b0
[ 63.287330][ T650] FAULT_INJECTION: forcing a failure.
[ 63.287330][ T650] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 63.289628][ T641] __kmalloc+0xa1/0x1e0
[ 63.289657][ T641] ? __kasan_check_write+0x14/0x20
[ 63.312380][ T641] ? __cfi_perf_trace_sched_wakeup_template+0x10/0x10
[ 63.319322][ T641] tracepoint_probe_unregister+0x1e6/0x8b0
[ 63.325163][ T641] trace_event_reg+0x21c/0x260
[ 63.330137][ T641] perf_trace_event_unreg+0xcc/0x1c0
[ 63.335971][ T641] perf_trace_destroy+0xbe/0x180
[ 63.340928][ T641] tp_perf_event_destroy+0x15/0x20
[ 63.346055][ T641] ? __cfi_tp_perf_event_destroy+0x10/0x10
[ 63.351880][ T641] _free_event+0x9cd/0xce0
[ 63.356300][ T641] perf_event_release_kernel+0x819/0x8a0
[ 63.361948][ T641] ? __cfi_perf_event_release_kernel+0x10/0x10
[ 63.368578][ T641] perf_release+0x3b/0x40
[ 63.372938][ T641] ? __cfi_perf_release+0x10/0x10
[ 63.378107][ T641] __fput+0x1fc/0x8f0
[ 63.382219][ T641] ____fput+0x15/0x20
[ 63.386585][ T641] task_work_run+0x1db/0x240
[ 63.391283][ T641] ? __cfi_task_work_run+0x10/0x10
[ 63.396402][ T641] ? fput+0x15b/0x1a0
[ 63.400916][ T641] exit_to_user_mode_loop+0x9b/0xb0
[ 63.406500][ T641] exit_to_user_mode_prepare+0x87/0xd0
[ 63.411987][ T641] syscall_exit_to_user_mode+0x1a/0x30
[ 63.417713][ T641] do_syscall_64+0x58/0xa0
[ 63.422238][ T641] ? clear_bhb_loop+0x30/0x80
[ 63.427557][ T641] ? clear_bhb_loop+0x30/0x80
[ 63.432437][ T641] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 63.438338][ T641] RIP: 0033:0x7f645238ebe9
[ 63.442780][ T641] 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
[ 63.463133][ T641] RSP: 002b:00007f64531dc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 63.471762][ T641] RAX: 0000000000000000 RBX: 00007f64525b5fa0 RCX: 00007f645238ebe9
[ 63.480259][ T641] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
[ 63.488662][ T641] RBP: 00007f64531dc090 R08: 0000000000000000 R09: 0000000000000000
[ 63.496908][ T641] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 63.505546][ T641] R13: 00007f64525b6038 R14: 00007f64525b5fa0 R15: 00007ffe8fc32a98
[ 63.513718][ T641]
[ 63.516932][ T651] CPU: 1 PID: 651 Comm: syz.4.67 Not tainted syzkaller #0
[ 63.524068][ T651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 63.534135][ T651] Call Trace:
[ 63.537417][ T651]
[ 63.540435][ T651] __dump_stack+0x21/0x24
[ 63.544770][ T651] dump_stack_lvl+0xee/0x150
[ 63.549402][ T651] ? __cfi_dump_stack_lvl+0x8/0x8
[ 63.554470][ T651] dump_stack+0x15/0x24
[ 63.558635][ T651] should_fail_ex+0x3d4/0x520
[ 63.563394][ T651] should_fail+0xb/0x10
[ 63.567570][ T651] should_fail_usercopy+0x1a/0x20
[ 63.572614][ T651] _copy_to_user+0x1e/0x90
[ 63.577129][ T651] simple_read_from_buffer+0xe9/0x160
[ 63.582606][ T651] proc_fail_nth_read+0x19a/0x210
[ 63.587736][ T651] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 63.593280][ T651] ? security_file_permission+0x94/0xb0
[ 63.598824][ T651] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 63.605572][ T651] vfs_read+0x26e/0x8c0
[ 63.609841][ T651] ? __cfi_vfs_read+0x10/0x10
[ 63.614634][ T651] ? __kasan_check_write+0x14/0x20
[ 63.619741][ T651] ? mutex_lock+0x8d/0x1a0
[ 63.624268][ T651] ? __cfi_mutex_lock+0x10/0x10
[ 63.629140][ T651] ? __fdget_pos+0x2cd/0x380
[ 63.633734][ T651] ? ksys_read+0x71/0x240
[ 63.637562][ T653] FAULT_INJECTION: forcing a failure.
[ 63.637562][ T653] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 63.638069][ T651] ksys_read+0x140/0x240
[ 63.655330][ T651] ? __cfi_ksys_read+0x10/0x10
[ 63.660137][ T651] ? fput+0x15b/0x1a0
[ 63.664140][ T651] ? debug_smp_processor_id+0x17/0x20
[ 63.669606][ T651] __x64_sys_read+0x7b/0x90
[ 63.674126][ T651] x64_sys_call+0x2f/0x9a0
[ 63.678577][ T651] do_syscall_64+0x4c/0xa0
[ 63.683010][ T651] ? clear_bhb_loop+0x30/0x80
[ 63.687696][ T651] ? clear_bhb_loop+0x30/0x80
[ 63.692409][ T651] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 63.698314][ T651] RIP: 0033:0x7f909178d5fc
[ 63.702752][ 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
[ 63.722547][ T651] RSP: 002b:00007f90925a9030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 63.731051][ T651] RAX: ffffffffffffffda RBX: 00007f90919b6090 RCX: 00007f909178d5fc
[ 63.739017][ T651] RDX: 000000000000000f RSI: 00007f90925a90a0 RDI: 0000000000000005
[ 63.747063][ T651] RBP: 00007f90925a9090 R08: 0000000000000000 R09: 0000000000000000
[ 63.755206][ T651] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 63.763207][ T651] R13: 00007f90919b6128 R14: 00007f90919b6090 R15: 00007ffe780056d8
[ 63.771187][ T651]
[ 63.775629][ T652] FAULT_INJECTION: forcing a failure.
[ 63.775629][ T652] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 63.776077][ T653] CPU: 1 PID: 653 Comm: syz.0.71 Not tainted syzkaller #0
[ 63.796147][ T653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 63.806199][ T653] Call Trace:
[ 63.809529][ T653]
[ 63.812451][ T653] __dump_stack+0x21/0x24
[ 63.816781][ T653] dump_stack_lvl+0xee/0x150
[ 63.821374][ T653] ? __cfi_dump_stack_lvl+0x8/0x8
[ 63.826587][ T653] dump_stack+0x15/0x24
[ 63.830736][ T653] should_fail_ex+0x3d4/0x520
[ 63.835410][ T653] should_fail+0xb/0x10
[ 63.839591][ T653] should_fail_usercopy+0x1a/0x20
[ 63.844634][ T653] _copy_to_user+0x1e/0x90
[ 63.849250][ T653] simple_read_from_buffer+0xe9/0x160
[ 63.854813][ T653] proc_fail_nth_read+0x19a/0x210
[ 63.859853][ T653] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 63.865400][ T653] ? security_file_permission+0x94/0xb0
[ 63.870953][ T653] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 63.876574][ T653] vfs_read+0x26e/0x8c0
[ 63.880741][ T653] ? __cfi_vfs_read+0x10/0x10
[ 63.885531][ T653] ? __kasan_check_write+0x14/0x20
[ 63.890840][ T653] ? mutex_lock+0x8d/0x1a0
[ 63.895271][ T653] ? __cfi_mutex_lock+0x10/0x10
[ 63.900111][ T653] ? __fdget_pos+0x2cd/0x380
[ 63.904787][ T653] ? ksys_read+0x71/0x240
[ 63.909387][ T653] ksys_read+0x140/0x240
[ 63.913743][ T653] ? __cfi_ksys_read+0x10/0x10
[ 63.918521][ T653] ? fpregs_restore_userregs+0x128/0x260
[ 63.924235][ T653] __x64_sys_read+0x7b/0x90
[ 63.928727][ T653] x64_sys_call+0x2f/0x9a0
[ 63.933150][ T653] do_syscall_64+0x4c/0xa0
[ 63.937559][ T653] ? clear_bhb_loop+0x30/0x80
[ 63.942228][ T653] ? clear_bhb_loop+0x30/0x80
[ 63.946995][ T653] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 63.952887][ T653] RIP: 0033:0x7f643c98d5fc
[ 63.957295][ T653] 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
[ 63.977347][ T653] RSP: 002b:00007f643d723030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 63.985766][ T653] RAX: ffffffffffffffda RBX: 00007f643cbb6090 RCX: 00007f643c98d5fc
[ 63.993748][ T653] RDX: 000000000000000f RSI: 00007f643d7230a0 RDI: 0000000000000005
[ 64.001822][ T653] RBP: 00007f643d723090 R08: 0000000000000000 R09: 0000000000000000
[ 64.010293][ T653] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 64.018424][ T653] R13: 00007f643cbb6128 R14: 00007f643cbb6090 R15: 00007fff1151b0c8
[ 64.026608][ T653]
[ 64.029648][ T650] CPU: 0 PID: 650 Comm: syz.2.70 Not tainted syzkaller #0
[ 64.036759][ T650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 64.046820][ T650] Call Trace:
[ 64.050213][ T650]
[ 64.053372][ T650] __dump_stack+0x21/0x24
[ 64.057728][ T650] dump_stack_lvl+0xee/0x150
[ 64.062471][ T650] ? __cfi_dump_stack_lvl+0x8/0x8
[ 64.067613][ T650] dump_stack+0x15/0x24
[ 64.071874][ T650] should_fail_ex+0x3d4/0x520
[ 64.076654][ T650] should_fail+0xb/0x10
[ 64.080840][ T650] should_fail_usercopy+0x1a/0x20
[ 64.086057][ T650] _copy_to_user+0x1e/0x90
[ 64.090471][ T650] simple_read_from_buffer+0xe9/0x160
[ 64.095833][ T650] proc_fail_nth_read+0x19a/0x210
[ 64.100876][ T650] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 64.106506][ T650] ? security_file_permission+0x94/0xb0
[ 64.112050][ T650] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 64.117698][ T650] vfs_read+0x26e/0x8c0
[ 64.121876][ T650] ? __cfi_vfs_read+0x10/0x10
[ 64.126537][ T650] ? __kasan_check_write+0x14/0x20
[ 64.131814][ T650] ? mutex_lock+0x8d/0x1a0
[ 64.136235][ T650] ? __cfi_mutex_lock+0x10/0x10
[ 64.141096][ T650] ? __fdget_pos+0x2cd/0x380
[ 64.145677][ T650] ? ksys_read+0x71/0x240
[ 64.149992][ T650] ksys_read+0x140/0x240
[ 64.154213][ T650] ? __cfi_ksys_read+0x10/0x10
[ 64.159044][ T650] ? fput+0x15b/0x1a0
[ 64.163094][ T650] ? debug_smp_processor_id+0x17/0x20
[ 64.168447][ T650] __x64_sys_read+0x7b/0x90
[ 64.172936][ T650] x64_sys_call+0x2f/0x9a0
[ 64.177486][ T650] do_syscall_64+0x4c/0xa0
[ 64.182017][ T650] ? clear_bhb_loop+0x30/0x80
[ 64.186806][ T650] ? clear_bhb_loop+0x30/0x80
[ 64.191646][ T650] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 64.197616][ T650] RIP: 0033:0x7ff116d8d5fc
[ 64.202203][ 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
[ 64.222113][ T650] RSP: 002b:00007ff117bc7030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 64.230735][ T650] RAX: ffffffffffffffda RBX: 00007ff116fb6090 RCX: 00007ff116d8d5fc
[ 64.238818][ T650] RDX: 000000000000000f RSI: 00007ff117bc70a0 RDI: 0000000000000005
[ 64.246783][ T650] RBP: 00007ff117bc7090 R08: 0000000000000000 R09: 0000000000000000
[ 64.254766][ T650] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 64.262737][ T650] R13: 00007ff116fb6128 R14: 00007ff116fb6090 R15: 00007ffcdb2aeb28
[ 64.270708][ T650]
[ 64.274504][ T652] CPU: 1 PID: 652 Comm: syz.6.69 Not tainted syzkaller #0
[ 64.281721][ T652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 64.291879][ T652] Call Trace:
[ 64.295156][ T652]
[ 64.298156][ T652] __dump_stack+0x21/0x24
[ 64.302476][ T652] dump_stack_lvl+0xee/0x150
[ 64.307234][ T652] ? __cfi_dump_stack_lvl+0x8/0x8
[ 64.312245][ T652] dump_stack+0x15/0x24
[ 64.316403][ T652] should_fail_ex+0x3d4/0x520
[ 64.321116][ T652] should_fail+0xb/0x10
[ 64.325289][ T652] should_fail_usercopy+0x1a/0x20
[ 64.330410][ T652] _copy_to_user+0x1e/0x90
[ 64.334934][ T652] simple_read_from_buffer+0xe9/0x160
[ 64.340507][ T652] proc_fail_nth_read+0x19a/0x210
[ 64.345695][ T652] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 64.351245][ T652] ? security_file_permission+0x94/0xb0
[ 64.356830][ T652] ? __cfi_proc_fail_nth_read+0x10/0x10
[ 64.362794][ T652] vfs_read+0x26e/0x8c0
[ 64.366952][ T652] ? __cfi_vfs_read+0x10/0x10
[ 64.371706][ T652] ? __kasan_check_write+0x14/0x20
[ 64.376900][ T652] ? mutex_lock+0x8d/0x1a0
[ 64.381315][ T652] ? __cfi_mutex_lock+0x10/0x10
[ 64.386154][ T652] ? __fdget_pos+0x2cd/0x380
[ 64.390726][ T652] ? ksys_read+0x71/0x240
[ 64.395035][ T652] ksys_read+0x140/0x240
[ 64.399346][ T652] ? __cfi_ksys_read+0x10/0x10
[ 64.404174][ T652] ? fput+0x15b/0x1a0
[ 64.408248][ T652] ? debug_smp_processor_id+0x17/0x20
[ 64.413691][ T652] __x64_sys_read+0x7b/0x90
[ 64.418365][ T652] x64_sys_call+0x2f/0x9a0
[ 64.423384][ T652] do_syscall_64+0x4c/0xa0
[ 64.427812][ T652] ? clear_bhb_loop+0x30/0x80
[ 64.432650][ T652] ? clear_bhb_loop+0x30/0x80
[ 64.437413][ T652] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 64.443493][ T652] RIP: 0033:0x7f0dd298d5fc
[ 64.447999][ T652] 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
[ 64.468047][ T652] RSP: 002b:00007f0dd386d030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 64.476643][ T652] RAX: ffffffffffffffda RBX: 00007f0dd2bb6090 RCX: 00007f0dd298d5fc
[ 64.484869][ T652] RDX: 000000000000000f RSI: 00007f0dd386d0a0 RDI: 0000000000000005
[ 64.492846][ T652] RBP: 00007f0dd386d090 R08: 0000000000000000 R09: 0000000000000000
[ 64.500909][ T652] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 64.508880][ T652] R13: 00007f0dd2bb6128 R14: 00007f0dd2bb6090 R15: 00007ffc05803978
[ 64.517111][ T652]
[ 64.525991][ T485] CFI failure at __traceiter_sched_wakeup_new+0x7d/0xb0 (target: tp_stub_func+0x0/0x10; expected type: 0x389e96a6)
[ 64.538222][ T485] invalid opcode: 0000 [#1] PREEMPT SMP KASAN
[ 64.544273][ T485] CPU: 1 PID: 485 Comm: syz-executor Not tainted syzkaller #0
[ 64.551794][ T485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 64.562051][ T485] RIP: 0010:__traceiter_sched_wakeup_new+0x7d/0xb0
[ 64.568620][ T485] Code: 49 8d 7e 08 48 89 f8 48 c1 e8 03 42 80 3c 20 00 74 05 e8 96 91 69 00 49 8b 7f 08 48 89 de 41 ba 5a 69 61 c7 45 03 55 fc 74 02 <0f> 0b 41 ff d5 49 83 c6 18 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74
[ 64.588562][ T485] RSP: 0018:ffffc900009b7c00 EFLAGS: 00010817
[ 64.594644][ T485] RAX: 1ffff11021c6b986 RBX: ffff888112138000 RCX: ffff88812149d100
[ 64.602603][ T485] RDX: 0000000000000000 RSI: ffff888112138000 RDI: ffffffff86f04040
[ 64.610568][ T485] RBP: ffffc900009b7c28 R08: dffffc0000000000 R09: fffffbfff0ee4f56
[ 64.618621][ T485] R10: 000000006ca1d066 R11: 1ffffffff0ee4f55 R12: dffffc0000000000
[ 64.626673][ T485] R13: ffffffff817147b0 R14: ffff88810e35cc28 R15: ffff88810e35cc28
[ 64.634781][ T485] FS: 000055556ed4a500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 64.643689][ T485] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 64.650256][ T485] CR2: 00007f64530e56c0 CR3: 000000013179c000 CR4: 00000000003506a0
[ 64.658307][ T485] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 64.666299][ T485] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 64.674334][ T485] Call Trace:
[ 64.677684][ T485]
[ 64.680604][ T485] wake_up_new_task+0x951/0x980
[ 64.685614][ T485] kernel_clone+0x41f/0x810
[ 64.690094][ T485] ? __cfi_kernel_clone+0x10/0x10
[ 64.695092][ T485] __x64_sys_clone+0x168/0x1b0
[ 64.699833][ T485] ? __cfi___x64_sys_clone+0x10/0x10
[ 64.705129][ T485] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 64.711346][ T485] x64_sys_call+0x990/0x9a0
[ 64.715825][ T485] do_syscall_64+0x4c/0xa0
[ 64.720211][ T485] ? clear_bhb_loop+0x30/0x80
[ 64.724861][ T485] ? clear_bhb_loop+0x30/0x80
[ 64.729514][ T485] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 64.735379][ T485] RIP: 0033:0x7f6452385453
[ 64.739778][ T485] Code: 1f 84 00 00 00 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 89 c2 85 c0 75 2c 64 48 8b 04 25 10 00 00
[ 64.759531][ T485] RSP: 002b:00007ffe8fc32d18 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 64.768008][ T485] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6452385453
[ 64.775952][ T485] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
[ 64.783987][ T485] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001
[ 64.792195][ T485] R10: 000055556ed4a7d0 R11: 0000000000000246 R12: 0000000000000001
[ 64.800174][ T485] R13: 00000000000927c0 R14: 000000000000f754 R15: 00007ffe8fc32eb0
[ 64.808215][ T485]
[ 64.811218][ T485] Modules linked in:
[ 64.815496][ T485] ---[ end trace 0000000000000000 ]---
[ 64.820934][ T485] RIP: 0010:__traceiter_sched_wakeup_new+0x7d/0xb0
[ 64.827535][ T485] Code: 49 8d 7e 08 48 89 f8 48 c1 e8 03 42 80 3c 20 00 74 05 e8 96 91 69 00 49 8b 7f 08 48 89 de 41 ba 5a 69 61 c7 45 03 55 fc 74 02 <0f> 0b 41 ff d5 49 83 c6 18 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74
[ 64.847303][ T485] RSP: 0018:ffffc900009b7c00 EFLAGS: 00010817
[ 64.853620][ T485] RAX: 1ffff11021c6b986 RBX: ffff888112138000 RCX: ffff88812149d100
[ 64.861761][ T485] RDX: 0000000000000000 RSI: ffff888112138000 RDI: ffffffff86f04040
[ 64.869806][ T485] RBP: ffffc900009b7c28 R08: dffffc0000000000 R09: fffffbfff0ee4f56
[ 64.877768][ T485] R10: 000000006ca1d066 R11: 1ffffffff0ee4f55 R12: dffffc0000000000
[ 64.885813][ T485] R13: ffffffff817147b0 R14: ffff88810e35cc28 R15: ffff88810e35cc28
[ 64.893772][ T485] FS: 000055556ed4a500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 64.902728][ T485] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 64.909295][ T485] CR2: 00007f64530e56c0 CR3: 000000013179c000 CR4: 00000000003506a0
[ 64.917278][ T485] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 64.925347][ T485] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 64.933302][ T485] Kernel panic - not syncing: Fatal exception
[ 66.060263][ T485] Shutting down cpus with NMI
[ 66.065628][ T485] Kernel Offset: disabled
[ 66.069971][ T485] Rebooting in 86400 seconds..