Warning: Permanently added '10.128.0.253' (ED25519) to the list of known hosts.
2025/11/14 08:16:07 ignoring optional flag "type"="gce"
2025/11/14 08:16:07 parsed 1 programs
2025/11/14 08:16:07 executed programs: 0
[ 31.553724][ T30] kauditd_printk_skb: 18 callbacks suppressed
[ 31.553737][ T30] audit: type=1400 audit(1763108167.520:92): avc: denied { unlink } for pid=328 comm="syz-executor" name="swap-file" dev="sda1" ino=2027 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t"
[ 31.590263][ T328] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 31.773487][ T349] bridge0: port 1(bridge_slave_0) entered blocking state
[ 31.780655][ T349] bridge0: port 1(bridge_slave_0) entered disabled state
[ 31.788180][ T349] device bridge_slave_0 entered promiscuous mode
[ 31.796749][ T349] bridge0: port 2(bridge_slave_1) entered blocking state
[ 31.803827][ T349] bridge0: port 2(bridge_slave_1) entered disabled state
[ 31.811290][ T349] device bridge_slave_1 entered promiscuous mode
[ 31.824191][ T347] bridge0: port 1(bridge_slave_0) entered blocking state
[ 31.831238][ T347] bridge0: port 1(bridge_slave_0) entered disabled state
[ 31.838644][ T347] device bridge_slave_0 entered promiscuous mode
[ 31.845739][ T347] bridge0: port 2(bridge_slave_1) entered blocking state
[ 31.852789][ T347] bridge0: port 2(bridge_slave_1) entered disabled state
[ 31.860276][ T347] device bridge_slave_1 entered promiscuous mode
[ 31.914650][ T346] bridge0: port 1(bridge_slave_0) entered blocking state
[ 31.921703][ T346] bridge0: port 1(bridge_slave_0) entered disabled state
[ 31.929958][ T346] device bridge_slave_0 entered promiscuous mode
[ 31.947166][ T346] bridge0: port 2(bridge_slave_1) entered blocking state
[ 31.954421][ T346] bridge0: port 2(bridge_slave_1) entered disabled state
[ 31.961735][ T346] device bridge_slave_1 entered promiscuous mode
[ 31.999411][ T348] bridge0: port 1(bridge_slave_0) entered blocking state
[ 32.006525][ T348] bridge0: port 1(bridge_slave_0) entered disabled state
[ 32.014100][ T348] device bridge_slave_0 entered promiscuous mode
[ 32.032171][ T348] bridge0: port 2(bridge_slave_1) entered blocking state
[ 32.039287][ T348] bridge0: port 2(bridge_slave_1) entered disabled state
[ 32.046690][ T348] device bridge_slave_1 entered promiscuous mode
[ 32.088174][ T344] bridge0: port 1(bridge_slave_0) entered blocking state
[ 32.095284][ T344] bridge0: port 1(bridge_slave_0) entered disabled state
[ 32.103533][ T344] device bridge_slave_0 entered promiscuous mode
[ 32.110498][ T344] bridge0: port 2(bridge_slave_1) entered blocking state
[ 32.117766][ T344] bridge0: port 2(bridge_slave_1) entered disabled state
[ 32.125121][ T344] device bridge_slave_1 entered promiscuous mode
[ 32.160433][ T345] bridge0: port 1(bridge_slave_0) entered blocking state
[ 32.167757][ T345] bridge0: port 1(bridge_slave_0) entered disabled state
[ 32.175250][ T345] device bridge_slave_0 entered promiscuous mode
[ 32.199389][ T345] bridge0: port 2(bridge_slave_1) entered blocking state
[ 32.206655][ T345] bridge0: port 2(bridge_slave_1) entered disabled state
[ 32.214189][ T345] device bridge_slave_1 entered promiscuous mode
[ 32.338923][ T347] bridge0: port 2(bridge_slave_1) entered blocking state
[ 32.346024][ T347] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 32.353602][ T347] bridge0: port 1(bridge_slave_0) entered blocking state
[ 32.360990][ T347] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 32.388610][ T346] bridge0: port 2(bridge_slave_1) entered blocking state
[ 32.395759][ T346] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 32.403159][ T346] bridge0: port 1(bridge_slave_0) entered blocking state
[ 32.410180][ T346] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 32.426835][ T348] bridge0: port 2(bridge_slave_1) entered blocking state
[ 32.433898][ T348] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 32.441223][ T348] bridge0: port 1(bridge_slave_0) entered blocking state
[ 32.448261][ T348] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 32.470240][ T45] bridge0: port 1(bridge_slave_0) entered disabled state
[ 32.477757][ T45] bridge0: port 2(bridge_slave_1) entered disabled state
[ 32.485203][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 32.492773][ T45] bridge0: port 1(bridge_slave_0) entered disabled state
[ 32.500138][ T45] bridge0: port 2(bridge_slave_1) entered disabled state
[ 32.507655][ T45] bridge0: port 1(bridge_slave_0) entered disabled state
[ 32.515185][ T45] bridge0: port 2(bridge_slave_1) entered disabled state
[ 32.540127][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 32.547717][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 32.555308][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 32.563829][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 32.571960][ T45] bridge0: port 1(bridge_slave_0) entered blocking state
[ 32.579089][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 32.586675][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 32.611022][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 32.619522][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 32.628013][ T45] bridge0: port 2(bridge_slave_1) entered blocking state
[ 32.635205][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 32.643373][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 32.651565][ T45] bridge0: port 1(bridge_slave_0) entered blocking state
[ 32.658622][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 32.666047][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 32.674266][ T45] bridge0: port 2(bridge_slave_1) entered blocking state
[ 32.681373][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 32.703736][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 32.712394][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 32.733878][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 32.742588][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 32.750819][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 32.758795][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 32.767264][ T45] bridge0: port 1(bridge_slave_0) entered blocking state
[ 32.774315][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 32.781654][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 32.790272][ T45] bridge0: port 2(bridge_slave_1) entered blocking state
[ 32.797326][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 32.816971][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 32.830847][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 32.839392][ T45] bridge0: port 1(bridge_slave_0) entered blocking state
[ 32.846494][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 32.854067][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 32.862186][ T45] bridge0: port 2(bridge_slave_1) entered blocking state
[ 32.869310][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 32.877029][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 32.884559][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 32.897724][ T349] device veth0_vlan entered promiscuous mode
[ 32.909908][ T346] device veth0_vlan entered promiscuous mode
[ 32.916193][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 32.923981][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 32.932219][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 32.940660][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 32.949152][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 32.957484][ T45] bridge0: port 1(bridge_slave_0) entered blocking state
[ 32.964523][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 32.971937][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 32.980386][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 32.988600][ T45] bridge0: port 2(bridge_slave_1) entered blocking state
[ 32.995706][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 33.003336][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 33.011190][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 33.019420][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 33.027894][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 33.036279][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 33.044135][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 33.052223][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 33.059792][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 33.067321][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 33.074865][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 33.093509][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 33.101196][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 33.109163][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 33.117407][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 33.125510][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 33.134249][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 33.142132][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 33.150575][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 33.158698][ T45] bridge0: port 1(bridge_slave_0) entered blocking state
[ 33.165766][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 33.173224][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 33.181597][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 33.189871][ T45] bridge0: port 2(bridge_slave_1) entered blocking state
[ 33.196901][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 33.212761][ T349] device veth1_macvtap entered promiscuous mode
[ 33.226418][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 33.234221][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 33.242311][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 33.250654][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 33.258998][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 33.267496][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 33.275248][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 33.283421][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 33.291488][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 33.302733][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 33.320430][ T346] device veth1_macvtap entered promiscuous mode
[ 33.328003][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 33.342442][ T347] device veth0_vlan entered promiscuous mode
[ 33.360110][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 33.368363][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 33.376929][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 33.385346][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 33.393468][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 33.401271][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 33.409349][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 33.417702][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 33.426383][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 33.434753][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 33.443068][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 33.451378][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 33.459842][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 33.468273][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 33.476778][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 33.484314][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 33.498361][ T344] device veth0_vlan entered promiscuous mode
[ 33.512116][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 33.521400][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 33.529660][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 33.537340][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 33.547201][ T347] device veth1_macvtap entered promiscuous mode
[ 33.558951][ T348] device veth0_vlan entered promiscuous mode
[ 33.569196][ T344] device veth1_macvtap entered promiscuous mode
[ 33.576394][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 33.585612][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 33.592601][ T407] FAULT_INJECTION: forcing a failure.
[ 33.592601][ T407] name failslab, interval 1, probability 0, space 0, times 1
[ 33.595314][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 33.606206][ T407] CPU: 0 PID: 407 Comm: syz-executor.4 Not tainted syzkaller #0
[ 33.616446][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 33.620233][ T407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 33.629451][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 33.638687][ T407] Call Trace:
[ 33.638694][ T407]
[ 33.638700][ T407] __dump_stack+0x21/0x30
[ 33.657081][ T407] dump_stack_lvl+0xee/0x150
[ 33.661676][ T407] ? show_regs_print_info+0x20/0x20
[ 33.666862][ T407] dump_stack+0x15/0x20
[ 33.671010][ T407] should_fail+0x3c1/0x510
[ 33.675413][ T407] __should_failslab+0xa4/0xe0
[ 33.680157][ T407] should_failslab+0x9/0x20
[ 33.684640][ T407] slab_pre_alloc_hook+0x3b/0xe0
[ 33.689558][ T407] ? anon_vma_clone+0xc0/0x500
[ 33.694301][ T407] kmem_cache_alloc+0x44/0x260
[ 33.699043][ T407] anon_vma_clone+0xc0/0x500
[ 33.703614][ T407] anon_vma_fork+0x8c/0x510
[ 33.708095][ T407] copy_mm+0x9d1/0x13a0
[ 33.712230][ T407] ? copy_signal+0x600/0x600
[ 33.716796][ T407] ? __init_rwsem+0xfc/0x1d0
[ 33.721366][ T407] ? copy_signal+0x4cb/0x600
[ 33.725946][ T407] copy_process+0x115c/0x3210
[ 33.730614][ T407] ? __kasan_check_write+0x14/0x20
[ 33.735709][ T407] ? __pidfd_prepare+0x150/0x150
[ 33.740631][ T407] ? security_file_permission+0x83/0xa0
[ 33.746242][ T407] kernel_clone+0x23f/0x940
[ 33.750726][ T407] ? create_io_thread+0x130/0x130
[ 33.755730][ T407] ? __kasan_check_write+0x14/0x20
[ 33.760818][ T407] ? mutex_unlock+0x89/0x220
[ 33.765399][ T407] __x64_sys_clone+0x176/0x1d0
[ 33.770236][ T407] ? __kasan_check_write+0x14/0x20
[ 33.775342][ T407] ? __ia32_sys_vfork+0xf0/0xf0
[ 33.780192][ T407] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 33.786429][ T407] x64_sys_call+0x41f/0x9a0
[ 33.790912][ T407] do_syscall_64+0x4c/0xa0
[ 33.795400][ T407] ? clear_bhb_loop+0x50/0xa0
[ 33.800233][ T407] ? clear_bhb_loop+0x50/0xa0
[ 33.804953][ T407] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 33.810920][ T407] RIP: 0033:0x7f66aa283ae9
[ 33.815317][ T407] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 33.835082][ T407] RSP: 002b:00007f66a9e06078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 33.843487][ T407] RAX: ffffffffffffffda RBX: 00007f66aa3a2f80 RCX: 00007f66aa283ae9
[ 33.851463][ T407] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 33.859508][ T407] RBP: 00007f66a9e06120 R08: 0000000000000000 R09: 0000000000000000
[ 33.867548][ T407] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 33.875503][ T407] R13: 000000000000000b R14: 00007f66aa3a2f80 R15: 00007ffcb1240e08
[ 33.883488][ T407]
[ 33.910053][ T413] FAULT_INJECTION: forcing a failure.
[ 33.910053][ T413] name failslab, interval 1, probability 0, space 0, times 0
[ 33.913664][ T412] FAULT_INJECTION: forcing a failure.
[ 33.913664][ T412] name failslab, interval 1, probability 0, space 0, times 0
[ 33.927693][ T413] CPU: 1 PID: 413 Comm: syz-executor.0 Not tainted syzkaller #0
[ 33.942997][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 33.953051][ T413] Call Trace:
[ 33.956349][ T413]
[ 33.959269][ T413] __dump_stack+0x21/0x30
[ 33.963600][ T413] dump_stack_lvl+0xee/0x150
[ 33.968358][ T413] ? show_regs_print_info+0x20/0x20
[ 33.973544][ T413] ? avc_denied+0x1b0/0x1b0
[ 33.978037][ T413] dump_stack+0x15/0x20
[ 33.982183][ T413] should_fail+0x3c1/0x510
[ 33.986587][ T413] __should_failslab+0xa4/0xe0
[ 33.991344][ T413] should_failslab+0x9/0x20
[ 33.995844][ T413] slab_pre_alloc_hook+0x3b/0xe0
[ 34.000856][ T413] ? vm_area_dup+0x26/0x210
[ 34.005353][ T413] kmem_cache_alloc+0x44/0x260
[ 34.010274][ T413] vm_area_dup+0x26/0x210
[ 34.014591][ T413] copy_mm+0x93a/0x13a0
[ 34.018740][ T413] ? copy_signal+0x600/0x600
[ 34.023317][ T413] ? __init_rwsem+0xfc/0x1d0
[ 34.028401][ T413] ? copy_signal+0x4cb/0x600
[ 34.032986][ T413] copy_process+0x115c/0x3210
[ 34.037655][ T413] ? __kasan_check_write+0x14/0x20
[ 34.042843][ T413] ? __pidfd_prepare+0x150/0x150
[ 34.048088][ T413] ? security_file_permission+0x83/0xa0
[ 34.053632][ T413] kernel_clone+0x23f/0x940
[ 34.058141][ T413] ? create_io_thread+0x130/0x130
[ 34.063206][ T413] ? __kasan_check_write+0x14/0x20
[ 34.068305][ T413] ? mutex_unlock+0x89/0x220
[ 34.072881][ T413] __x64_sys_clone+0x176/0x1d0
[ 34.077630][ T413] ? __kasan_check_write+0x14/0x20
[ 34.082729][ T413] ? __ia32_sys_vfork+0xf0/0xf0
[ 34.087668][ T413] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 34.093724][ T413] x64_sys_call+0x41f/0x9a0
[ 34.098212][ T413] do_syscall_64+0x4c/0xa0
[ 34.102616][ T413] ? clear_bhb_loop+0x50/0xa0
[ 34.107297][ T413] ? clear_bhb_loop+0x50/0xa0
[ 34.111955][ T413] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 34.117834][ T413] RIP: 0033:0x7f271db57ae9
[ 34.122235][ T413] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 34.142240][ T413] RSP: 002b:00007f271d6da078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 34.150646][ T413] RAX: ffffffffffffffda RBX: 00007f271dc76f80 RCX: 00007f271db57ae9
[ 34.158608][ T413] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 34.166773][ T413] RBP: 00007f271d6da120 R08: 0000000000000000 R09: 0000000000000000
[ 34.174846][ T413] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 34.182817][ T413] R13: 000000000000000b R14: 00007f271dc76f80 R15: 00007ffe4a6c19f8
[ 34.190786][ T413]
[ 34.193791][ T412] CPU: 0 PID: 412 Comm: syz-executor.4 Not tainted syzkaller #0
[ 34.196831][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 34.201415][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 34.201427][ T412] Call Trace:
[ 34.201432][ T412]
[ 34.210799][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 34.220206][ T412] __dump_stack+0x21/0x30
[ 34.220235][ T412] dump_stack_lvl+0xee/0x150
[ 34.220250][ T412] ? show_regs_print_info+0x20/0x20
[ 34.220267][ T412] dump_stack+0x15/0x20
[ 34.224948][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 34.226514][ T412] should_fail+0x3c1/0x510
[ 34.234443][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 34.238423][ T412] __should_failslab+0xa4/0xe0
[ 34.243562][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 34.248165][ T412] should_failslab+0x9/0x20
[ 34.252570][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 34.259470][ T412] slab_pre_alloc_hook+0x3b/0xe0
[ 34.259498][ T412] ? anon_vma_clone+0xc0/0x500
[ 34.264263][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 34.271073][ T412] kmem_cache_alloc+0x44/0x260
[ 34.276107][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 34.283761][ T412] anon_vma_clone+0xc0/0x500
[ 34.283782][ T412] anon_vma_fork+0x8c/0x510
[ 34.288636][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 34.296329][ T412] copy_mm+0x9d1/0x13a0
[ 34.296352][ T412] ? copy_signal+0x600/0x600
[ 34.296365][ T412] ? __init_rwsem+0xfc/0x1d0
[ 34.296380][ T412] ? copy_signal+0x4cb/0x600
[ 34.296395][ T412] copy_process+0x115c/0x3210
[ 34.296416][ T412] ? __kasan_check_write+0x14/0x20
[ 34.296434][ T412] ? __pidfd_prepare+0x150/0x150
[ 34.296452][ T412] ? security_file_permission+0x83/0xa0
[ 34.296473][ T412] kernel_clone+0x23f/0x940
[ 34.296488][ T412] ? create_io_thread+0x130/0x130
[ 34.296503][ T412] ? __kasan_check_write+0x14/0x20
[ 34.305615][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 34.306831][ T412] ? mutex_unlock+0x89/0x220
[ 34.315348][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 34.319703][ T412] __x64_sys_clone+0x176/0x1d0
[ 34.328448][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 34.332309][ T412] ? __kasan_check_write+0x14/0x20
[ 34.337616][ T345] device veth0_vlan entered promiscuous mode
[ 34.344762][ T412] ? __ia32_sys_vfork+0xf0/0xf0
[ 34.344789][ T412] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 34.344807][ T412] x64_sys_call+0x41f/0x9a0
[ 34.355970][ T345] device veth1_macvtap entered promiscuous mode
[ 34.358084][ T412] do_syscall_64+0x4c/0xa0
[ 34.468012][ T412] ? clear_bhb_loop+0x50/0xa0
[ 34.472676][ T412] ? clear_bhb_loop+0x50/0xa0
[ 34.477338][ T412] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 34.483211][ T412] RIP: 0033:0x7f66aa283ae9
[ 34.487689][ T412] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 34.508067][ T412] RSP: 002b:00007f66a9e06078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 34.516772][ T412] RAX: ffffffffffffffda RBX: 00007f66aa3a2f80 RCX: 00007f66aa283ae9
[ 34.524736][ T412] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 34.532689][ T412] RBP: 00007f66a9e06120 R08: 0000000000000000 R09: 0000000000000000
[ 34.540640][ T412] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 34.549030][ T412] R13: 000000000000000b R14: 00007f66aa3a2f80 R15: 00007ffcb1240e08
[ 34.557012][ T412]
[ 34.568737][ T417] FAULT_INJECTION: forcing a failure.
[ 34.568737][ T417] name fail_page_alloc, interval 1, probability 0, space 0, times 1
[ 34.582706][ T417] CPU: 1 PID: 417 Comm: syz-executor.0 Not tainted syzkaller #0
[ 34.586204][ T419] FAULT_INJECTION: forcing a failure.
[ 34.586204][ T419] name failslab, interval 1, probability 0, space 0, times 0
[ 34.590476][ T417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 34.590488][ T417] Call Trace:
[ 34.590493][ T417]
[ 34.590498][ T417] __dump_stack+0x21/0x30
[ 34.623571][ T417] dump_stack_lvl+0xee/0x150
[ 34.628156][ T417] ? show_regs_print_info+0x20/0x20
[ 34.633342][ T417] dump_stack+0x15/0x20
[ 34.637498][ T417] should_fail+0x3c1/0x510
[ 34.642336][ T417] should_fail_alloc_page+0x55/0x80
[ 34.647523][ T417] prepare_alloc_pages+0x156/0x600
[ 34.652625][ T417] ? __alloc_pages_bulk+0xab0/0xab0
[ 34.657813][ T417] __alloc_pages+0x10a/0x440
[ 34.662429][ T417] ? prep_new_page+0x110/0x110
[ 34.667183][ T417] ? __alloc_pages+0x18f/0x440
[ 34.672293][ T417] __pmd_alloc+0xa6/0x4a0
[ 34.676697][ T417] ? __kasan_check_write+0x14/0x20
[ 34.681796][ T417] ? _raw_spin_trylock_bh+0x130/0x130
[ 34.687160][ T417] ? __pud_alloc+0x1a0/0x1a0
[ 34.691833][ T417] ? __kasan_slab_alloc+0xcf/0xf0
[ 34.696858][ T417] ? __kasan_slab_alloc+0xbd/0xf0
[ 34.702014][ T417] ? _raw_spin_unlock+0x4d/0x70
[ 34.706867][ T417] ? __pud_alloc+0x17f/0x1a0
[ 34.711457][ T417] copy_page_range+0x254b/0x2890
[ 34.716397][ T417] ? pfn_valid+0x1d0/0x1d0
[ 34.720824][ T417] copy_mm+0xbe2/0x13a0
[ 34.724970][ T417] ? copy_signal+0x600/0x600
[ 34.729554][ T417] ? __init_rwsem+0xfc/0x1d0
[ 34.734133][ T417] ? copy_signal+0x4cb/0x600
[ 34.738885][ T417] copy_process+0x115c/0x3210
[ 34.743648][ T417] ? __kasan_check_write+0x14/0x20
[ 34.748758][ T417] ? __pidfd_prepare+0x150/0x150
[ 34.753694][ T417] ? security_file_permission+0x83/0xa0
[ 34.759243][ T417] kernel_clone+0x23f/0x940
[ 34.763754][ T417] ? create_io_thread+0x130/0x130
[ 34.768871][ T417] ? __kasan_check_write+0x14/0x20
[ 34.774084][ T417] ? mutex_unlock+0x89/0x220
[ 34.778660][ T417] __x64_sys_clone+0x176/0x1d0
[ 34.783414][ T417] ? __kasan_check_write+0x14/0x20
[ 34.788522][ T417] ? __ia32_sys_vfork+0xf0/0xf0
[ 34.793452][ T417] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 34.799510][ T417] x64_sys_call+0x41f/0x9a0
[ 34.804005][ T417] do_syscall_64+0x4c/0xa0
[ 34.808411][ T417] ? clear_bhb_loop+0x50/0xa0
[ 34.813075][ T417] ? clear_bhb_loop+0x50/0xa0
[ 34.817748][ T417] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 34.823761][ T417] RIP: 0033:0x7f271db57ae9
[ 34.828173][ T417] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 34.848080][ T417] RSP: 002b:00007f271d6da078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 34.856585][ T417] RAX: ffffffffffffffda RBX: 00007f271dc76f80 RCX: 00007f271db57ae9
[ 34.865009][ T417] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 34.872983][ T417] RBP: 00007f271d6da120 R08: 0000000000000000 R09: 0000000000000000
[ 34.880947][ T417] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 34.889190][ T417] R13: 000000000000000b R14: 00007f271dc76f80 R15: 00007ffe4a6c19f8
[ 34.897159][ T417]
[ 34.900258][ T419] CPU: 0 PID: 419 Comm: syz-executor.4 Not tainted syzkaller #0
[ 34.907978][ T419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 34.918049][ T419] Call Trace:
[ 34.921335][ T419]
[ 34.922545][ T348] device veth1_macvtap entered promiscuous mode
[ 34.924352][ T419] __dump_stack+0x21/0x30
[ 34.924374][ T419] dump_stack_lvl+0xee/0x150
[ 34.924390][ T419] ? show_regs_print_info+0x20/0x20
[ 34.944662][ T419] dump_stack+0x15/0x20
[ 34.948802][ T419] should_fail+0x3c1/0x510
[ 34.953332][ T419] __should_failslab+0xa4/0xe0
[ 34.958111][ T419] should_failslab+0x9/0x20
[ 34.962594][ T419] slab_pre_alloc_hook+0x3b/0xe0
[ 34.967515][ T419] ? anon_vma_clone+0xc0/0x500
[ 34.972254][ T419] kmem_cache_alloc+0x44/0x260
[ 34.977077][ T419] anon_vma_clone+0xc0/0x500
[ 34.981643][ T419] anon_vma_fork+0x8c/0x510
[ 34.986128][ T419] copy_mm+0x9d1/0x13a0
[ 34.990407][ T419] ? copy_signal+0x600/0x600
[ 34.994980][ T419] ? __init_rwsem+0xfc/0x1d0
[ 34.999558][ T419] ? copy_signal+0x4cb/0x600
[ 35.004167][ T419] copy_process+0x115c/0x3210
[ 35.008833][ T419] ? __kasan_check_write+0x14/0x20
[ 35.013933][ T419] ? __pidfd_prepare+0x150/0x150
[ 35.018856][ T419] ? security_file_permission+0x83/0xa0
[ 35.024415][ T419] kernel_clone+0x23f/0x940
[ 35.028970][ T419] ? create_io_thread+0x130/0x130
[ 35.033991][ T419] ? __kasan_check_write+0x14/0x20
[ 35.039089][ T419] ? mutex_unlock+0x89/0x220
[ 35.043874][ T419] __x64_sys_clone+0x176/0x1d0
[ 35.048635][ T419] ? __kasan_check_write+0x14/0x20
[ 35.053742][ T419] ? __ia32_sys_vfork+0xf0/0xf0
[ 35.058589][ T419] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 35.064864][ T419] x64_sys_call+0x41f/0x9a0
[ 35.069444][ T419] do_syscall_64+0x4c/0xa0
[ 35.073842][ T419] ? clear_bhb_loop+0x50/0xa0
[ 35.078493][ T419] ? clear_bhb_loop+0x50/0xa0
[ 35.083406][ T419] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 35.089284][ T419] RIP: 0033:0x7f66aa283ae9
[ 35.093682][ T419] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 35.113267][ T419] RSP: 002b:00007f66a9e06078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 35.121660][ T419] RAX: ffffffffffffffda RBX: 00007f66aa3a2f80 RCX: 00007f66aa283ae9
[ 35.129613][ T419] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 35.137655][ T419] RBP: 00007f66a9e06120 R08: 0000000000000000 R09: 0000000000000000
[ 35.145605][ T419] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 35.153557][ T419] R13: 000000000000000b R14: 00007f66aa3a2f80 R15: 00007ffcb1240e08
[ 35.161512][ T419]
[ 35.176026][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 35.176507][ T422] FAULT_INJECTION: forcing a failure.
[ 35.176507][ T422] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 35.184716][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 35.198542][ T422] CPU: 0 PID: 422 Comm: syz-executor.0 Not tainted syzkaller #0
[ 35.212975][ T422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 35.216417][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 35.223024][ T422] Call Trace:
[ 35.223030][ T422]
[ 35.223036][ T422] __dump_stack+0x21/0x30
[ 35.231169][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 35.233763][ T422] dump_stack_lvl+0xee/0x150
[ 35.233788][ T422] ? show_regs_print_info+0x20/0x20
[ 35.233806][ T422] dump_stack+0x15/0x20
[ 35.237251][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 35.241023][ T422] should_fail+0x3c1/0x510
[ 35.241045][ T422] should_fail_alloc_page+0x55/0x80
[ 35.250114][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 35.253603][ T422] prepare_alloc_pages+0x156/0x600
[ 35.253628][ T422] ? __alloc_pages_bulk+0xab0/0xab0
[ 35.253644][ T422] __alloc_pages+0x10a/0x440
[ 35.259442][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 35.263042][ T422] ? prep_new_page+0x110/0x110
[ 35.263067][ T422] ? __alloc_pages+0x18f/0x440
[ 35.271668][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 35.275513][ T422] __pmd_alloc+0xa6/0x4a0
[ 35.275533][ T422] ? __kasan_check_write+0x14/0x20
[ 35.275550][ T422] ? _raw_spin_trylock_bh+0x130/0x130
[ 35.281335][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 35.288755][ T422] ? __pud_alloc+0x1a0/0x1a0
[ 35.288776][ T422] ? __kasan_slab_alloc+0xcf/0xf0
[ 35.288791][ T422] ? __kasan_slab_alloc+0xbd/0xf0
[ 35.295004][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 35.299046][ T422] ? _raw_spin_unlock+0x4d/0x70
[ 35.299070][ T422] ? __pud_alloc+0x17f/0x1a0
[ 35.304165][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 35.311685][ T422] copy_page_range+0x254b/0x2890
[ 35.311713][ T422] ? pfn_valid+0x1d0/0x1d0
[ 35.316988][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 35.321197][ T422] copy_mm+0xbe2/0x13a0
[ 35.321220][ T422] ? copy_signal+0x600/0x600
[ 35.329668][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 35.333506][ T422] ? __init_rwsem+0xfc/0x1d0
[ 35.333540][ T422] ? copy_signal+0x4cb/0x600
[ 35.333553][ T422] copy_process+0x115c/0x3210
[ 35.333574][ T422] ? __kasan_check_write+0x14/0x20
[ 35.339526][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 35.344201][ T422] ? __pidfd_prepare+0x150/0x150
[ 35.344227][ T422] ? security_file_permission+0x83/0xa0
[ 35.344245][ T422] kernel_clone+0x23f/0x940
[ 35.344261][ T422] ? create_io_thread+0x130/0x130
[ 35.344278][ T422] ? __kasan_check_write+0x14/0x20
[ 35.344295][ T422] ? mutex_unlock+0x89/0x220
[ 35.344312][ T422] __x64_sys_clone+0x176/0x1d0
[ 35.344329][ T422] ? __kasan_check_write+0x14/0x20
[ 35.344344][ T422] ? __ia32_sys_vfork+0xf0/0xf0
[ 35.354329][ T424] FAULT_INJECTION: forcing a failure.
[ 35.354329][ T424] name failslab, interval 1, probability 0, space 0, times 0
[ 35.356845][ T422] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 35.356871][ T422] x64_sys_call+0x41f/0x9a0
[ 35.520836][ T422] do_syscall_64+0x4c/0xa0
[ 35.525331][ T422] ? clear_bhb_loop+0x50/0xa0
[ 35.529989][ T422] ? clear_bhb_loop+0x50/0xa0
[ 35.534648][ T422] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 35.540526][ T422] RIP: 0033:0x7f271db57ae9
[ 35.544925][ T422] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 35.564605][ T422] RSP: 002b:00007f271d6da078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 35.573099][ T422] RAX: ffffffffffffffda RBX: 00007f271dc76f80 RCX: 00007f271db57ae9
[ 35.581067][ T422] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 35.589020][ T422] RBP: 00007f271d6da120 R08: 0000000000000000 R09: 0000000000000000
[ 35.596974][ T422] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 35.604929][ T422] R13: 000000000000000b R14: 00007f271dc76f80 R15: 00007ffe4a6c19f8
[ 35.612983][ T422]
[ 35.616003][ T424] CPU: 1 PID: 424 Comm: syz-executor.4 Not tainted syzkaller #0
[ 35.623635][ T424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 35.634162][ T424] Call Trace:
[ 35.637422][ T424]
[ 35.640426][ T424] __dump_stack+0x21/0x30
[ 35.644740][ T424] dump_stack_lvl+0xee/0x150
[ 35.649301][ T424] ? show_regs_print_info+0x20/0x20
[ 35.654619][ T424] dump_stack+0x15/0x20
[ 35.658770][ T424] should_fail+0x3c1/0x510
[ 35.663174][ T424] __should_failslab+0xa4/0xe0
[ 35.667916][ T424] should_failslab+0x9/0x20
[ 35.672393][ T424] slab_pre_alloc_hook+0x3b/0xe0
[ 35.677308][ T424] ? anon_vma_fork+0x200/0x510
[ 35.682053][ T424] kmem_cache_alloc+0x44/0x260
[ 35.686796][ T424] anon_vma_fork+0x200/0x510
[ 35.691457][ T424] copy_mm+0x9d1/0x13a0
[ 35.695596][ T424] ? copy_signal+0x600/0x600
[ 35.700253][ T424] ? __init_rwsem+0xfc/0x1d0
[ 35.704824][ T424] ? copy_signal+0x4cb/0x600
[ 35.709404][ T424] copy_process+0x115c/0x3210
[ 35.714063][ T424] ? __kasan_check_write+0x14/0x20
[ 35.719167][ T424] ? __pidfd_prepare+0x150/0x150
[ 35.724179][ T424] ? security_file_permission+0x83/0xa0
[ 35.729710][ T424] kernel_clone+0x23f/0x940
[ 35.734194][ T424] ? create_io_thread+0x130/0x130
[ 35.739197][ T424] ? __kasan_check_write+0x14/0x20
[ 35.744287][ T424] ? mutex_unlock+0x89/0x220
[ 35.748872][ T424] __x64_sys_clone+0x176/0x1d0
[ 35.753622][ T424] ? __kasan_check_write+0x14/0x20
[ 35.758716][ T424] ? __ia32_sys_vfork+0xf0/0xf0
[ 35.763553][ T424] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 35.769605][ T424] x64_sys_call+0x41f/0x9a0
[ 35.774087][ T424] do_syscall_64+0x4c/0xa0
[ 35.778485][ T424] ? clear_bhb_loop+0x50/0xa0
[ 35.783138][ T424] ? clear_bhb_loop+0x50/0xa0
[ 35.787795][ T424] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 35.793766][ T424] RIP: 0033:0x7f66aa283ae9
[ 35.798180][ T424] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 35.817773][ T424] RSP: 002b:00007f66a9e06078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 35.826174][ T424] RAX: ffffffffffffffda RBX: 00007f66aa3a2f80 RCX: 00007f66aa283ae9
[ 35.834352][ T424] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 35.842436][ T424] RBP: 00007f66a9e06120 R08: 0000000000000000 R09: 0000000000000000
[ 35.850403][ T424] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 35.858385][ T424] R13: 000000000000000b R14: 00007f66aa3a2f80 R15: 00007ffcb1240e08
[ 35.866382][ T424]
[ 35.874782][ T424] ------------[ cut here ]------------
[ 35.880282][ T424] refcount_t: underflow; use-after-free.
[ 35.886259][ T424] WARNING: CPU: 0 PID: 424 at lib/refcount.c:28 refcount_warn_saturate+0x120/0x1a0
[ 35.902522][ T426] FAULT_INJECTION: forcing a failure.
[ 35.902522][ T426] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 35.918547][ T424] Modules linked in:
[ 35.922466][ T424] CPU: 0 PID: 424 Comm: syz-executor.4 Not tainted syzkaller #0
[ 35.927602][ T431] FAULT_INJECTION: forcing a failure.
[ 35.927602][ T431] name failslab, interval 1, probability 0, space 0, times 0
[ 35.930708][ T426] CPU: 0 PID: 426 Comm: syz-executor.0 Not tainted syzkaller #0
[ 35.946083][ T429] FAULT_INJECTION: forcing a failure.
[ 35.946083][ T429] name failslab, interval 1, probability 0, space 0, times 0
[ 35.950305][ T426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 35.950317][ T426] Call Trace:
[ 35.950322][ T426]
[ 35.950328][ T426] __dump_stack+0x21/0x30
[ 35.983739][ T426] dump_stack_lvl+0xee/0x150
[ 35.988339][ T426] ? show_regs_print_info+0x20/0x20
[ 35.993735][ T426] dump_stack+0x15/0x20
[ 35.997887][ T426] should_fail+0x3c1/0x510
[ 36.002290][ T426] should_fail_alloc_page+0x55/0x80
[ 36.007479][ T426] prepare_alloc_pages+0x156/0x600
[ 36.012579][ T426] ? __alloc_pages_bulk+0xab0/0xab0
[ 36.017760][ T426] ? arch_stack_walk+0xee/0x140
[ 36.022595][ T426] __alloc_pages+0x10a/0x440
[ 36.027176][ T426] ? prep_new_page+0x110/0x110
[ 36.031928][ T426] ? __kasan_slab_alloc+0xcf/0xf0
[ 36.036944][ T426] ? __kasan_slab_alloc+0xbd/0xf0
[ 36.041964][ T426] ? slab_post_alloc_hook+0x4f/0x2b0
[ 36.047251][ T426] get_zeroed_page+0x1b/0x40
[ 36.051837][ T426] __pud_alloc+0x37/0x1a0
[ 36.056163][ T426] copy_page_range+0x25e3/0x2890
[ 36.061089][ T426] ? vma_gap_callbacks_rotate+0x1d2/0x200
[ 36.066793][ T426] ? pfn_valid+0x1d0/0x1d0
[ 36.071196][ T426] copy_mm+0xbe2/0x13a0
[ 36.075345][ T426] ? copy_signal+0x600/0x600
[ 36.079919][ T426] ? __init_rwsem+0xfc/0x1d0
[ 36.084538][ T426] ? copy_signal+0x4cb/0x600
[ 36.084570][ T433] FAULT_INJECTION: forcing a failure.
[ 36.084570][ T433] name failslab, interval 1, probability 0, space 0, times 0
[ 36.089230][ T426] copy_process+0x115c/0x3210
[ 36.089251][ T426] ? __kasan_check_write+0x14/0x20
[ 36.089271][ T426] ? __pidfd_prepare+0x150/0x150
[ 36.116500][ T426] ? security_file_permission+0x83/0xa0
[ 36.122058][ T426] kernel_clone+0x23f/0x940
[ 36.126558][ T426] ? create_io_thread+0x130/0x130
[ 36.131574][ T426] ? __kasan_check_write+0x14/0x20
[ 36.136767][ T426] ? mutex_unlock+0x89/0x220
[ 36.141356][ T426] __x64_sys_clone+0x176/0x1d0
[ 36.146110][ T426] ? __kasan_check_write+0x14/0x20
[ 36.151302][ T426] ? __ia32_sys_vfork+0xf0/0xf0
[ 36.156150][ T426] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 36.162205][ T426] x64_sys_call+0x41f/0x9a0
[ 36.166709][ T426] do_syscall_64+0x4c/0xa0
[ 36.171205][ T426] ? clear_bhb_loop+0x50/0xa0
[ 36.175890][ T426] ? clear_bhb_loop+0x50/0xa0
[ 36.180562][ T426] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 36.186454][ T426] RIP: 0033:0x7f271db57ae9
[ 36.190879][ T426] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 36.210655][ T426] RSP: 002b:00007f271d6da078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 36.219068][ T426] RAX: ffffffffffffffda RBX: 00007f271dc76f80 RCX: 00007f271db57ae9
[ 36.227029][ T426] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 36.235004][ T426] RBP: 00007f271d6da120 R08: 0000000000000000 R09: 0000000000000000
[ 36.242971][ T426] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 36.250942][ T426] R13: 000000000000000b R14: 00007f271dc76f80 R15: 00007ffe4a6c19f8
[ 36.258912][ T426]
[ 36.261923][ T431] CPU: 1 PID: 431 Comm: syz-executor.5 Not tainted syzkaller #0
[ 36.266794][ T434] FAULT_INJECTION: forcing a failure.
[ 36.266794][ T434] name failslab, interval 1, probability 0, space 0, times 0
[ 36.269550][ T431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 36.282634][ T424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 36.292256][ T431] Call Trace:
[ 36.292265][ T431]
[ 36.292271][ T431] __dump_stack+0x21/0x30
[ 36.292298][ T431] dump_stack_lvl+0xee/0x150
[ 36.317356][ T431] ? show_regs_print_info+0x20/0x20
[ 36.321138][ T424] RIP: 0010:refcount_warn_saturate+0x120/0x1a0
[ 36.322553][ T431] ? avc_denied+0x1b0/0x1b0
[ 36.322573][ T431] dump_stack+0x15/0x20
[ 36.336268][ T424] Code: 04 01 48 c7 c7 40 0d 63 85 e8 1c bb 53 02 0f 0b eb c3 e8 d3 9c 1c ff c6 05 3e eb 99 04 01 48 c7 c7 a0 0d 63 85 e8 00 bb 53 02 <0f> 0b eb a7 e8 b7 9c 1c ff c6 05 1f eb 99 04 01 48 c7 c7 e0 0c 63
[ 36.337394][ T431] should_fail+0x3c1/0x510
[ 36.337419][ T431] __should_failslab+0xa4/0xe0
[ 36.366309][ T431] should_failslab+0x9/0x20
[ 36.370817][ T431] slab_pre_alloc_hook+0x3b/0xe0
[ 36.375768][ T431] ? vm_area_dup+0x26/0x210
[ 36.378904][ T424] RSP: 0018:ffffc90001247928 EFLAGS: 00010246
[ 36.380278][ T431] kmem_cache_alloc+0x44/0x260
[ 36.380300][ T431] vm_area_dup+0x26/0x210
[ 36.395396][ T431] copy_mm+0x93a/0x13a0
[ 36.399554][ T431] ? copy_signal+0x600/0x600
[ 36.404135][ T431] ? __init_rwsem+0xfc/0x1d0
[ 36.408735][ T431] ? copy_signal+0x4cb/0x600
[ 36.413320][ T431] copy_process+0x115c/0x3210
[ 36.417992][ T431] ? __kasan_check_write+0x14/0x20
[ 36.423098][ T431] ? __pidfd_prepare+0x150/0x150
[ 36.428022][ T431] ? security_file_permission+0x83/0xa0
[ 36.433551][ T431] kernel_clone+0x23f/0x940
[ 36.438047][ T431] ? create_io_thread+0x130/0x130
[ 36.443052][ T431] ? __kasan_check_write+0x14/0x20
[ 36.448147][ T431] ? mutex_unlock+0x89/0x220
[ 36.452727][ T431] __x64_sys_clone+0x176/0x1d0
[ 36.457473][ T431] ? __kasan_check_write+0x14/0x20
[ 36.462566][ T431] ? __ia32_sys_vfork+0xf0/0xf0
[ 36.467400][ T431] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 36.473462][ T431] x64_sys_call+0x41f/0x9a0
[ 36.477951][ T431] do_syscall_64+0x4c/0xa0
[ 36.482351][ T431] ? clear_bhb_loop+0x50/0xa0
[ 36.487006][ T431] ? clear_bhb_loop+0x50/0xa0
[ 36.491768][ T431] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 36.497747][ T431] RIP: 0033:0x7ffaa2d00ae9
[ 36.502192][ T431] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 36.521813][ T431] RSP: 002b:00007ffaa2883078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 36.530224][ T431] RAX: ffffffffffffffda RBX: 00007ffaa2e1ff80 RCX: 00007ffaa2d00ae9
[ 36.538190][ T431] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 36.546143][ T431] RBP: 00007ffaa2883120 R08: 0000000000000000 R09: 0000000000000000
[ 36.554094][ T431] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 36.562141][ T431] R13: 000000000000000b R14: 00007ffaa2e1ff80 R15: 00007ffd6434d518
[ 36.570099][ T431]
[ 36.573947][ T434] CPU: 0 PID: 434 Comm: syz-executor.1 Not tainted syzkaller #0
[ 36.581592][ T434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 36.591661][ T434] Call Trace:
[ 36.594925][ T434]
[ 36.597845][ T434] __dump_stack+0x21/0x30
[ 36.602169][ T434] dump_stack_lvl+0xee/0x150
[ 36.606744][ T434] ? show_regs_print_info+0x20/0x20
[ 36.611926][ T434] ? avc_denied+0x1b0/0x1b0
[ 36.616415][ T434] dump_stack+0x15/0x20
[ 36.620557][ T434] should_fail+0x3c1/0x510
[ 36.624964][ T434] __should_failslab+0xa4/0xe0
[ 36.629732][ T434] should_failslab+0x9/0x20
[ 36.634398][ T434] slab_pre_alloc_hook+0x3b/0xe0
[ 36.639338][ T434] ? vm_area_dup+0x26/0x210
[ 36.643928][ T434] kmem_cache_alloc+0x44/0x260
[ 36.648765][ T434] vm_area_dup+0x26/0x210
[ 36.653085][ T434] copy_mm+0x93a/0x13a0
[ 36.657236][ T434] ? copy_signal+0x600/0x600
[ 36.661809][ T434] ? __init_rwsem+0xfc/0x1d0
[ 36.666383][ T434] ? copy_signal+0x4cb/0x600
[ 36.670960][ T434] copy_process+0x115c/0x3210
[ 36.675718][ T434] ? __kasan_check_write+0x14/0x20
2025/11/14 08:16:12 executed programs: 12
[ 36.680824][ T434] ? __pidfd_prepare+0x150/0x150
[ 36.685749][ T434] ? security_file_permission+0x83/0xa0
[ 36.691304][ T434] kernel_clone+0x23f/0x940
[ 36.695800][ T434] ? create_io_thread+0x130/0x130
[ 36.700823][ T434] ? __kasan_check_write+0x14/0x20
[ 36.705920][ T434] ? mutex_unlock+0x89/0x220
[ 36.710496][ T434] __x64_sys_clone+0x176/0x1d0
[ 36.715245][ T434] ? __kasan_check_write+0x14/0x20
[ 36.720344][ T434] ? __ia32_sys_vfork+0xf0/0xf0
[ 36.725201][ T434] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 36.731275][ T434] x64_sys_call+0x41f/0x9a0
[ 36.735781][ T434] do_syscall_64+0x4c/0xa0
[ 36.740212][ T434] ? clear_bhb_loop+0x50/0xa0
[ 36.744888][ T434] ? clear_bhb_loop+0x50/0xa0
[ 36.749547][ T434] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 36.755608][ T434] RIP: 0033:0x7f7cfea6aae9
[ 36.760012][ T434] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 36.775166][ T424]
[ 36.779694][ T434] RSP: 002b:00007f7cfe5ed078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 36.790494][ T434] RAX: ffffffffffffffda RBX: 00007f7cfeb89f80 RCX: 00007f7cfea6aae9
[ 36.797112][ T424] RAX: 64f1a9e2016db300 RBX: 0000000000000003 RCX: ffff8881125da780
[ 36.798449][ T434] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 36.798461][ T434] RBP: 00007f7cfe5ed120 R08: 0000000000000000 R09: 0000000000000000
[ 36.822322][ T434] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 36.830281][ T434] R13: 000000000000000b R14: 00007f7cfeb89f80 R15: 00007fff243be328
[ 36.836427][ T424] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
[ 36.838248][ T434]
[ 36.847197][ T429] CPU: 0 PID: 429 Comm: syz-executor.3 Not tainted syzkaller #0
[ 36.857018][ T429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 36.867097][ T429] Call Trace:
[ 36.870394][ T429]
[ 36.872068][ T424] RBP: ffffc90001247938 R08: dffffc0000000000 R09: ffffed103ee065e8
[ 36.873304][ T429] __dump_stack+0x21/0x30
[ 36.873329][ T429] dump_stack_lvl+0xee/0x150
[ 36.883630][ T424] R10: ffffed103ee065e8 R11: 1ffff1103ee065e7 R12: 00000000810d0b41
[ 36.885582][ T429] ? show_regs_print_info+0x20/0x20
[ 36.902587][ T424] R13: ffff88810da978b8 R14: 0000000000000003 R15: ffff88811eff42a9
[ 36.903288][ T429] dump_stack+0x15/0x20
[ 36.903313][ T429] should_fail+0x3c1/0x510
[ 36.919805][ T429] __should_failslab+0xa4/0xe0
[ 36.924376][ T424] FS: 00007f66a9e066c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 36.924559][ T429] should_failslab+0x9/0x20
[ 36.937955][ T429] slab_pre_alloc_hook+0x3b/0xe0
[ 36.942887][ T429] ? anon_vma_fork+0x200/0x510
[ 36.947635][ T429] kmem_cache_alloc+0x44/0x260
[ 36.952390][ T429] anon_vma_fork+0x200/0x510
[ 36.952770][ T424] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 36.956981][ T429] copy_mm+0x9d1/0x13a0
[ 36.956999][ T429] ? copy_signal+0x600/0x600
[ 36.957012][ T429] ? __init_rwsem+0xfc/0x1d0
[ 36.976920][ T429] ? copy_signal+0x4cb/0x600
[ 36.981499][ T429] copy_process+0x115c/0x3210
[ 36.985254][ T424] CR2: 00007f271dc53038 CR3: 000000012258c000 CR4: 00000000003506a0
[ 36.986165][ T429] ? __kasan_check_write+0x14/0x20
[ 36.999210][ T429] ? __pidfd_prepare+0x150/0x150
[ 37.004151][ T429] ? security_file_permission+0x83/0xa0
[ 37.009697][ T429] kernel_clone+0x23f/0x940
[ 37.013648][ T424] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 37.014190][ T429] ? create_io_thread+0x130/0x130
[ 37.027146][ T429] ? __kasan_check_write+0x14/0x20
[ 37.032249][ T429] ? mutex_unlock+0x89/0x220
[ 37.036835][ T429] __x64_sys_clone+0x176/0x1d0
[ 37.039494][ T424] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 37.041583][ T429] ? __kasan_check_write+0x14/0x20
[ 37.054624][ T429] ? __ia32_sys_vfork+0xf0/0xf0
[ 37.059473][ T429] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 37.065530][ T429] x64_sys_call+0x41f/0x9a0
[ 37.069914][ T424] Call Trace:
[ 37.070047][ T429] do_syscall_64+0x4c/0xa0
[ 37.077697][ T429] ? clear_bhb_loop+0x50/0xa0
[ 37.079762][ T424]
[ 37.082394][ T429] ? clear_bhb_loop+0x50/0xa0
[ 37.082412][ T429] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 37.095835][ T429] RIP: 0033:0x7f3cef960ae9
[ 37.098642][ T424] vm_area_free_no_check+0x132/0x140
[ 37.100247][ T429] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 37.100262][ T429] RSP: 002b:00007f3cef4e3078 EFLAGS: 00000246
[ 37.119453][ T424] copy_mm+0xe7d/0x13a0
[ 37.125266][ T429] ORIG_RAX: 0000000000000038
[ 37.125275][ T429] RAX: ffffffffffffffda RBX: 00007f3cefa7ff80 RCX: 00007f3cef960ae9
[ 37.125286][ T429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 37.125295][ T429] RBP: 00007f3cef4e3120 R08: 0000000000000000 R09: 0000000000000000
[ 37.125305][ T429] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 37.144172][ T424] ? copy_signal+0x600/0x600
[ 37.148062][ T429] R13: 000000000000000b R14: 00007f3cefa7ff80 R15: 00007ffceaa40b38
[ 37.148078][ T429]
[ 37.153226][ T433] CPU: 0 PID: 433 Comm: syz-executor.2 Not tainted syzkaller #0
[ 37.167737][ T424] ? __init_rwsem+0xfc/0x1d0
[ 37.171982][ T433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 37.171993][ T433] Call Trace:
[ 37.171998][ T433]
[ 37.172004][ T433] __dump_stack+0x21/0x30
[ 37.176720][ T424] ? copy_signal+0x4cb/0x600
[ 37.184618][ T433] dump_stack_lvl+0xee/0x150
[ 37.184635][ T433] ? show_regs_print_info+0x20/0x20
[ 37.184653][ T433] dump_stack+0x15/0x20
[ 37.187682][ T424] copy_process+0x115c/0x3210
[ 37.195252][ T433] should_fail+0x3c1/0x510
[ 37.195270][ T433] __should_failslab+0xa4/0xe0
[ 37.195289][ T433] should_failslab+0x9/0x20
[ 37.199884][ T424] ? __kasan_check_write+0x14/0x20
[ 37.209892][ T433] slab_pre_alloc_hook+0x3b/0xe0
[ 37.209910][ T433] ? anon_vma_clone+0xc0/0x500
[ 37.209924][ T433] kmem_cache_alloc+0x44/0x260
[ 37.209939][ T433] anon_vma_clone+0xc0/0x500
[ 37.209952][ T433] anon_vma_fork+0x8c/0x510
[ 37.209964][ T433] copy_mm+0x9d1/0x13a0
[ 37.209979][ T433] ? copy_signal+0x600/0x600
[ 37.209990][ T433] ? __init_rwsem+0xfc/0x1d0
[ 37.213938][ T424] ? __pidfd_prepare+0x150/0x150
[ 37.216169][ T433] ? copy_signal+0x4cb/0x600
[ 37.216185][ T433] copy_process+0x115c/0x3210
[ 37.220522][ T424] ? security_file_permission+0x83/0xa0
[ 37.225054][ T433] ? __kasan_check_write+0x14/0x20
[ 37.225073][ T433] ? __pidfd_prepare+0x150/0x150
[ 37.229781][ T424] kernel_clone+0x23f/0x940
[ 37.234961][ T433] ? security_file_permission+0x83/0xa0
[ 37.234984][ T433] kernel_clone+0x23f/0x940
[ 37.234999][ T433] ? create_io_thread+0x130/0x130
[ 37.239190][ T424] ? create_io_thread+0x130/0x130
[ 37.243779][ T433] ? __kasan_check_write+0x14/0x20
[ 37.243796][ T433] ? mutex_unlock+0x89/0x220
[ 37.243813][ T433] __x64_sys_clone+0x176/0x1d0
[ 37.248230][ T424] ? __kasan_check_write+0x14/0x20
[ 37.252942][ T433] ? __kasan_check_write+0x14/0x20
[ 37.252960][ T433] ? __ia32_sys_vfork+0xf0/0xf0
[ 37.258481][ T424] ? mutex_unlock+0x89/0x220
[ 37.262515][ T433] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 37.262537][ T433] x64_sys_call+0x41f/0x9a0
[ 37.267494][ T424] __x64_sys_clone+0x176/0x1d0
[ 37.272176][ T433] do_syscall_64+0x4c/0xa0
[ 37.272195][ T433] ? clear_bhb_loop+0x50/0xa0
[ 37.276957][ T424] ? __kasan_check_write+0x14/0x20
[ 37.281491][ T433] ? clear_bhb_loop+0x50/0xa0
[ 37.281506][ T433] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 37.286017][ T424] ? __ia32_sys_vfork+0xf0/0xf0
[ 37.290121][ T433] RIP: 0033:0x7f4898410ae9
[ 37.290138][ T433] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 37.294736][ T424] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 37.299254][ T433] RSP: 002b:00007f4897f93078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 37.304696][ T424] x64_sys_call+0x41f/0x9a0
[ 37.308738][ T433] RAX: ffffffffffffffda RBX: 00007f489852ff80 RCX: 00007f4898410ae9
[ 37.308751][ T433] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 37.308761][ T433] RBP: 00007f4897f93120 R08: 0000000000000000 R09: 0000000000000000
[ 37.313450][ T424] do_syscall_64+0x4c/0xa0
[ 37.318946][ T433] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 37.318957][ T433] R13: 000000000000000b R14: 00007f489852ff80 R15: 00007ffda699b368
[ 37.318971][ T433]
[ 37.324093][ T424] ? clear_bhb_loop+0x50/0xa0
[ 37.366954][ T442] FAULT_INJECTION: forcing a failure.
[ 37.366954][ T442] name failslab, interval 1, probability 0, space 0, times 0
[ 37.372208][ T444] FAULT_INJECTION: forcing a failure.
[ 37.372208][ T444] name failslab, interval 1, probability 0, space 0, times 0
[ 37.374251][ T443] FAULT_INJECTION: forcing a failure.
[ 37.374251][ T443] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 37.380704][ T445] FAULT_INJECTION: forcing a failure.
[ 37.380704][ T445] name failslab, interval 1, probability 0, space 0, times 0
[ 37.386217][ T442] CPU: 0 PID: 442 Comm: syz-executor.2 Not tainted syzkaller #0
[ 37.403719][ T446] FAULT_INJECTION: forcing a failure.
[ 37.403719][ T446] name failslab, interval 1, probability 0, space 0, times 0
[ 37.408090][ T442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 37.476845][ T424] ? clear_bhb_loop+0x50/0xa0
[ 37.484302][ T442] Call Trace:
[ 37.484318][ T442]
[ 37.484326][ T442] __dump_stack+0x21/0x30
[ 37.484351][ T442] dump_stack_lvl+0xee/0x150
[ 37.484366][ T442] ? show_regs_print_info+0x20/0x20
[ 37.523158][ T424] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 37.524213][ T442] dump_stack+0x15/0x20
[ 37.528876][ T424] RIP: 0033:0x7f66aa283ae9
[ 37.541426][ T442] should_fail+0x3c1/0x510
[ 37.541446][ T442] __should_failslab+0xa4/0xe0
[ 37.541463][ T442] should_failslab+0x9/0x20
[ 37.635624][ T424] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 37.641141][ T442] slab_pre_alloc_hook+0x3b/0xe0
[ 37.676267][ T424] RSP: 002b:00007f66a9e06078 EFLAGS: 00000246
[ 37.682834][ T442] ? anon_vma_fork+0x200/0x510
[ 37.698834][ T442] kmem_cache_alloc+0x44/0x260
[ 37.703593][ T442] anon_vma_fork+0x200/0x510
[ 37.708191][ T442] copy_mm+0x9d1/0x13a0
[ 37.712338][ T442] ? copy_signal+0x600/0x600
[ 37.716914][ T442] ? __init_rwsem+0xfc/0x1d0
[ 37.720995][ T424] ORIG_RAX: 0000000000000038
[ 37.721492][ T442] ? copy_signal+0x4cb/0x600
[ 37.730820][ T442] copy_process+0x115c/0x3210
[ 37.735583][ T442] ? __kasan_check_write+0x14/0x20
[ 37.740683][ T442] ? __pidfd_prepare+0x150/0x150
[ 37.742326][ T424] RAX: ffffffffffffffda RBX: 00007f66aa3a2f80 RCX: 00007f66aa283ae9
[ 37.745606][ T442] ? security_file_permission+0x83/0xa0
[ 37.745629][ T442] kernel_clone+0x23f/0x940
[ 37.763780][ T442] ? create_io_thread+0x130/0x130
[ 37.768805][ T442] ? __kasan_check_write+0x14/0x20
[ 37.773912][ T442] ? mutex_unlock+0x89/0x220
[ 37.778496][ T442] __x64_sys_clone+0x176/0x1d0
[ 37.783245][ T442] ? __kasan_check_write+0x14/0x20
[ 37.787014][ T424] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 37.788336][ T442] ? __ia32_sys_vfork+0xf0/0xf0
[ 37.801131][ T442] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 37.807202][ T442] x64_sys_call+0x41f/0x9a0
[ 37.811701][ T442] do_syscall_64+0x4c/0xa0
[ 37.816103][ T442] ? clear_bhb_loop+0x50/0xa0
[ 37.820765][ T442] ? clear_bhb_loop+0x50/0xa0
[ 37.823064][ T424] RBP: 00007f66a9e06120 R08: 0000000000000000 R09: 0000000000000000
[ 37.825509][ T442] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 37.825531][ T442] RIP: 0033:0x7f4898410ae9
[ 37.843747][ T442] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 37.863992][ T442] RSP: 002b:00007f4897f93078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 37.865171][ T424] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 37.872403][ T442] RAX: ffffffffffffffda RBX: 00007f489852ff80 RCX: 00007f4898410ae9
[ 37.872418][ T442] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 37.872427][ T442] RBP: 00007f4897f93120 R08: 0000000000000000 R09: 0000000000000000
[ 37.904219][ T442] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 37.912181][ T442] R13: 000000000000000b R14: 00007f489852ff80 R15: 00007ffda699b368
[ 37.920142][ T442]
[ 37.923147][ T445] CPU: 1 PID: 445 Comm: syz-executor.1 Not tainted syzkaller #0
[ 37.930774][ T445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 37.940834][ T445] Call Trace:
[ 37.944104][ T445]
[ 37.947020][ T445] __dump_stack+0x21/0x30
[ 37.951357][ T445] dump_stack_lvl+0xee/0x150
[ 37.955973][ T445] ? show_regs_print_info+0x20/0x20
[ 37.961166][ T445] dump_stack+0x15/0x20
[ 37.965321][ T445] should_fail+0x3c1/0x510
[ 37.969819][ T445] __should_failslab+0xa4/0xe0
[ 37.974580][ T445] should_failslab+0x9/0x20
[ 37.979078][ T445] slab_pre_alloc_hook+0x3b/0xe0
[ 37.984010][ T445] ? anon_vma_fork+0xf2/0x510
[ 37.988674][ T445] kmem_cache_alloc+0x44/0x260
[ 37.993423][ T445] anon_vma_fork+0xf2/0x510
[ 37.998261][ T445] copy_mm+0x9d1/0x13a0
[ 38.002595][ T445] ? copy_signal+0x600/0x600
[ 38.007178][ T445] ? __init_rwsem+0xfc/0x1d0
[ 38.011856][ T445] ? copy_signal+0x4cb/0x600
[ 38.016461][ T445] copy_process+0x115c/0x3210
[ 38.021145][ T445] ? __kasan_check_write+0x14/0x20
[ 38.026245][ T445] ? __pidfd_prepare+0x150/0x150
[ 38.031192][ T445] ? security_file_permission+0x83/0xa0
[ 38.036724][ T445] kernel_clone+0x23f/0x940
[ 38.041210][ T445] ? create_io_thread+0x130/0x130
[ 38.046217][ T445] ? __kasan_check_write+0x14/0x20
[ 38.051307][ T445] ? mutex_unlock+0x89/0x220
[ 38.055883][ T445] __x64_sys_clone+0x176/0x1d0
[ 38.060648][ T445] ? __kasan_check_write+0x14/0x20
[ 38.065741][ T445] ? __ia32_sys_vfork+0xf0/0xf0
[ 38.070572][ T445] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 38.076649][ T445] x64_sys_call+0x41f/0x9a0
[ 38.081154][ T445] do_syscall_64+0x4c/0xa0
[ 38.085564][ T445] ? clear_bhb_loop+0x50/0xa0
[ 38.090220][ T445] ? clear_bhb_loop+0x50/0xa0
[ 38.094878][ T445] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 38.100764][ T445] RIP: 0033:0x7f7cfea6aae9
[ 38.105161][ T445] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 38.124780][ T445] RSP: 002b:00007f7cfe5ed078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 38.133175][ T445] RAX: ffffffffffffffda RBX: 00007f7cfeb89f80 RCX: 00007f7cfea6aae9
[ 38.141129][ T445] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 38.149104][ T445] RBP: 00007f7cfe5ed120 R08: 0000000000000000 R09: 0000000000000000
[ 38.157069][ T445] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 38.165037][ T445] R13: 000000000000000b R14: 00007f7cfeb89f80 R15: 00007fff243be328
[ 38.172997][ T445]
[ 38.176506][ T424] R13: 000000000000000b R14: 00007f66aa3a2f80 R15: 00007ffcb1240e08
[ 38.177666][ T443] CPU: 1 PID: 443 Comm: syz-executor.5 Not tainted syzkaller #0
[ 38.192094][ T443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 38.202144][ T443] Call Trace:
[ 38.205417][ T443]
[ 38.208349][ T443] __dump_stack+0x21/0x30
[ 38.212682][ T443] dump_stack_lvl+0xee/0x150
[ 38.213180][ T424]
[ 38.217265][ T443] ? show_regs_print_info+0x20/0x20
[ 38.220273][ T424] ---[ end trace fa21163c4306a305 ]---
[ 38.225441][ T443] dump_stack+0x15/0x20
[ 38.225458][ T443] should_fail+0x3c1/0x510
[ 38.225473][ T443] should_fail_alloc_page+0x55/0x80
[ 38.225490][ T443] prepare_alloc_pages+0x156/0x600
[ 38.225506][ T443] ? __alloc_pages_bulk+0xab0/0xab0
[ 38.252279][ T448] FAULT_INJECTION: forcing a failure.
[ 38.252279][ T448] name failslab, interval 1, probability 0, space 0, times 0
[ 38.255394][ T443] __alloc_pages+0x10a/0x440
[ 38.255417][ T443] ? prep_new_page+0x110/0x110
[ 38.255432][ T443] ? arch_stack_walk+0xee/0x140
[ 38.255451][ T443] pte_alloc_one+0x70/0x180
[ 38.255465][ T443] ? pfn_modify_allowed+0x2f0/0x2f0
[ 38.255477][ T443] ? stack_trace_save+0x98/0xe0
[ 38.255493][ T443] ? __stack_depot_save+0x34/0x480
[ 38.255510][ T443] ? copy_mm+0x9d1/0x13a0
[ 38.255524][ T443] ? copy_process+0x115c/0x3210
[ 38.255541][ T443] ? kernel_clone+0x23f/0x940
[ 38.255557][ T443] __pte_alloc+0x75/0x290
[ 38.255572][ T443] ? __kasan_check_write+0x14/0x20
[ 38.255588][ T443] ? _raw_spin_lock+0x8e/0xe0
[ 38.255605][ T443] ? free_pgtables+0x280/0x280
[ 38.255617][ T443] ? __kasan_check_write+0x14/0x20
[ 38.255632][ T443] ? add_mm_rss_vec+0x209/0x220
[ 38.255649][ T443] copy_page_range+0x2348/0x2890
[ 38.255669][ T443] ? pfn_valid+0x1d0/0x1d0
[ 38.255685][ T443] copy_mm+0xbe2/0x13a0
[ 38.255699][ T443] ? copy_signal+0x600/0x600
[ 38.313679][ T450] FAULT_INJECTION: forcing a failure.
[ 38.313679][ T450] name failslab, interval 1, probability 0, space 0, times 0
[ 38.315922][ T443] ? __init_rwsem+0xfc/0x1d0
[ 38.380082][ T443] ? copy_signal+0x4cb/0x600
[ 38.384678][ T443] copy_process+0x115c/0x3210
[ 38.389481][ T443] ? __kasan_check_write+0x14/0x20
[ 38.394618][ T443] ? __pidfd_prepare+0x150/0x150
[ 38.399556][ T443] ? security_file_permission+0x83/0xa0
[ 38.405088][ T443] kernel_clone+0x23f/0x940
[ 38.409591][ T443] ? create_io_thread+0x130/0x130
[ 38.414779][ T443] ? __kasan_check_write+0x14/0x20
[ 38.419979][ T443] ? mutex_unlock+0x89/0x220
[ 38.424568][ T443] __x64_sys_clone+0x176/0x1d0
[ 38.429333][ T443] ? __kasan_check_write+0x14/0x20
[ 38.434436][ T443] ? __ia32_sys_vfork+0xf0/0xf0
[ 38.439276][ T443] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 38.445419][ T443] x64_sys_call+0x41f/0x9a0
[ 38.449907][ T443] do_syscall_64+0x4c/0xa0
[ 38.454308][ T443] ? clear_bhb_loop+0x50/0xa0
[ 38.458992][ T443] ? clear_bhb_loop+0x50/0xa0
[ 38.463650][ T443] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 38.469539][ T443] RIP: 0033:0x7ffaa2d00ae9
[ 38.474096][ T443] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 38.494013][ T443] RSP: 002b:00007ffaa2883078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 38.502511][ T443] RAX: ffffffffffffffda RBX: 00007ffaa2e1ff80 RCX: 00007ffaa2d00ae9
[ 38.510482][ T443] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 38.518449][ T443] RBP: 00007ffaa2883120 R08: 0000000000000000 R09: 0000000000000000
[ 38.526420][ T443] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 38.534470][ T443] R13: 000000000000000b R14: 00007ffaa2e1ff80 R15: 00007ffd6434d518
[ 38.542435][ T443]
[ 38.545443][ T446] CPU: 0 PID: 446 Comm: syz-executor.0 Tainted: G W syzkaller #0
[ 38.554467][ T446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 38.564605][ T446] Call Trace:
[ 38.567880][ T446]
[ 38.570796][ T446] __dump_stack+0x21/0x30
[ 38.575127][ T446] dump_stack_lvl+0xee/0x150
[ 38.579786][ T446] ? show_regs_print_info+0x20/0x20
[ 38.584969][ T446] dump_stack+0x15/0x20
[ 38.589118][ T446] should_fail+0x3c1/0x510
[ 38.593526][ T446] __should_failslab+0xa4/0xe0
[ 38.598283][ T446] should_failslab+0x9/0x20
[ 38.602790][ T446] slab_pre_alloc_hook+0x3b/0xe0
[ 38.607735][ T446] ? anon_vma_clone+0xc0/0x500
[ 38.612599][ T446] kmem_cache_alloc+0x44/0x260
[ 38.617375][ T446] anon_vma_clone+0xc0/0x500
[ 38.621968][ T446] anon_vma_fork+0x8c/0x510
[ 38.626459][ T446] copy_mm+0x9d1/0x13a0
[ 38.630777][ T446] ? copy_signal+0x600/0x600
[ 38.635352][ T446] ? __init_rwsem+0xfc/0x1d0
[ 38.639931][ T446] ? copy_signal+0x4cb/0x600
[ 38.644516][ T446] copy_process+0x115c/0x3210
[ 38.649208][ T446] ? __kasan_check_write+0x14/0x20
[ 38.654324][ T446] ? __pidfd_prepare+0x150/0x150
[ 38.659274][ T446] ? security_file_permission+0x83/0xa0
[ 38.664812][ T446] kernel_clone+0x23f/0x940
[ 38.669306][ T446] ? create_io_thread+0x130/0x130
[ 38.674319][ T446] ? __kasan_check_write+0x14/0x20
[ 38.679417][ T446] ? mutex_unlock+0x89/0x220
[ 38.684007][ T446] __x64_sys_clone+0x176/0x1d0
[ 38.688760][ T446] ? __kasan_check_write+0x14/0x20
[ 38.693857][ T446] ? __ia32_sys_vfork+0xf0/0xf0
[ 38.698696][ T446] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 38.704749][ T446] x64_sys_call+0x41f/0x9a0
[ 38.709237][ T446] do_syscall_64+0x4c/0xa0
[ 38.713638][ T446] ? clear_bhb_loop+0x50/0xa0
[ 38.718298][ T446] ? clear_bhb_loop+0x50/0xa0
[ 38.723135][ T446] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 38.729022][ T446] RIP: 0033:0x7f271db57ae9
[ 38.733427][ T446] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 38.753137][ T446] RSP: 002b:00007f271d6da078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 38.761557][ T446] RAX: ffffffffffffffda RBX: 00007f271dc76f80 RCX: 00007f271db57ae9
[ 38.769650][ T446] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 38.777618][ T446] RBP: 00007f271d6da120 R08: 0000000000000000 R09: 0000000000000000
[ 38.785574][ T446] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 38.793530][ T446] R13: 000000000000000b R14: 00007f271dc76f80 R15: 00007ffe4a6c19f8
[ 38.801492][ T446]
[ 38.804495][ T450] CPU: 1 PID: 450 Comm: syz-executor.4 Tainted: G W syzkaller #0
[ 38.806010][ T453] FAULT_INJECTION: forcing a failure.
[ 38.806010][ T453] name failslab, interval 1, probability 0, space 0, times 0
[ 38.813514][ T450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 38.813526][ T450] Call Trace:
[ 38.813530][ T450]
[ 38.813535][ T450] __dump_stack+0x21/0x30
[ 38.813556][ T450] dump_stack_lvl+0xee/0x150
[ 38.813571][ T450] ? show_regs_print_info+0x20/0x20
[ 38.813587][ T450] ? avc_denied+0x1b0/0x1b0
[ 38.813603][ T450] dump_stack+0x15/0x20
[ 38.813616][ T450] should_fail+0x3c1/0x510
[ 38.813633][ T450] __should_failslab+0xa4/0xe0
[ 38.813651][ T450] should_failslab+0x9/0x20
[ 38.813666][ T450] slab_pre_alloc_hook+0x3b/0xe0
[ 38.813683][ T450] ? vm_area_dup+0x26/0x210
[ 38.813700][ T450] kmem_cache_alloc+0x44/0x260
[ 38.813717][ T450] vm_area_dup+0x26/0x210
[ 38.813732][ T450] copy_mm+0x93a/0x13a0
[ 38.813749][ T450] ? copy_signal+0x600/0x600
[ 38.813762][ T450] ? __init_rwsem+0xfc/0x1d0
[ 38.813778][ T450] ? copy_signal+0x4cb/0x600
[ 38.813792][ T450] copy_process+0x115c/0x3210
[ 38.813812][ T450] ? __kasan_check_write+0x14/0x20
[ 38.813828][ T450] ? __pidfd_prepare+0x150/0x150
[ 38.930033][ T450] ? security_file_permission+0x83/0xa0
[ 38.935583][ T450] kernel_clone+0x23f/0x940
[ 38.940079][ T450] ? create_io_thread+0x130/0x130
[ 38.945081][ T450] ? __kasan_check_write+0x14/0x20
[ 38.950180][ T450] ? mutex_unlock+0x89/0x220
[ 38.954841][ T450] __x64_sys_clone+0x176/0x1d0
[ 38.959614][ T450] ? __kasan_check_write+0x14/0x20
[ 38.964717][ T450] ? __ia32_sys_vfork+0xf0/0xf0
[ 38.969550][ T450] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 38.975597][ T450] x64_sys_call+0x41f/0x9a0
[ 38.980085][ T450] do_syscall_64+0x4c/0xa0
[ 38.984485][ T450] ? clear_bhb_loop+0x50/0xa0
[ 38.989145][ T450] ? clear_bhb_loop+0x50/0xa0
[ 38.993809][ T450] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 38.999715][ T450] RIP: 0033:0x7f66aa283ae9
[ 39.004125][ T450] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 39.023721][ T450] RSP: 002b:00007f66a9e06078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 39.032131][ T450] RAX: ffffffffffffffda RBX: 00007f66aa3a2f80 RCX: 00007f66aa283ae9
[ 39.040081][ T450] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 39.048028][ T450] RBP: 00007f66a9e06120 R08: 0000000000000000 R09: 0000000000000000
[ 39.055977][ T450] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 39.063923][ T450] R13: 000000000000000b R14: 00007f66aa3a2f80 R15: 00007ffcb1240e08
[ 39.072573][ T450]
[ 39.076256][ T453] CPU: 0 PID: 453 Comm: syz-executor.5 Tainted: G W syzkaller #0
[ 39.080270][ T454] FAULT_INJECTION: forcing a failure.
[ 39.080270][ T454] name failslab, interval 1, probability 0, space 0, times 0
[ 39.085298][ T453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 39.085308][ T453] Call Trace:
[ 39.085313][ T453]
[ 39.085318][ T453] __dump_stack+0x21/0x30
[ 39.118419][ T453] dump_stack_lvl+0xee/0x150
[ 39.123008][ T453] ? show_regs_print_info+0x20/0x20
[ 39.128200][ T453] dump_stack+0x15/0x20
[ 39.132345][ T453] should_fail+0x3c1/0x510
[ 39.136745][ T453] __should_failslab+0xa4/0xe0
[ 39.141498][ T453] should_failslab+0x9/0x20
[ 39.145983][ T453] slab_pre_alloc_hook+0x3b/0xe0
[ 39.150911][ T453] ? anon_vma_fork+0x200/0x510
[ 39.155661][ T453] kmem_cache_alloc+0x44/0x260
[ 39.160423][ T453] anon_vma_fork+0x200/0x510
[ 39.165021][ T453] copy_mm+0x9d1/0x13a0
[ 39.169188][ T453] ? copy_signal+0x600/0x600
[ 39.173779][ T453] ? __init_rwsem+0xfc/0x1d0
[ 39.178357][ T453] ? copy_signal+0x4cb/0x600
[ 39.182948][ T453] copy_process+0x115c/0x3210
[ 39.187621][ T453] ? __kasan_check_write+0x14/0x20
[ 39.192721][ T453] ? __pidfd_prepare+0x150/0x150
[ 39.197654][ T453] ? security_file_permission+0x83/0xa0
[ 39.203193][ T453] kernel_clone+0x23f/0x940
[ 39.207682][ T453] ? create_io_thread+0x130/0x130
[ 39.212688][ T453] ? __kasan_check_write+0x14/0x20
[ 39.217783][ T453] ? mutex_unlock+0x89/0x220
[ 39.222358][ T453] __x64_sys_clone+0x176/0x1d0
[ 39.227116][ T453] ? __kasan_check_write+0x14/0x20
[ 39.232227][ T453] ? __ia32_sys_vfork+0xf0/0xf0
[ 39.237072][ T453] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 39.243131][ T453] x64_sys_call+0x41f/0x9a0
[ 39.247631][ T453] do_syscall_64+0x4c/0xa0
[ 39.252039][ T453] ? clear_bhb_loop+0x50/0xa0
[ 39.256708][ T453] ? clear_bhb_loop+0x50/0xa0
[ 39.261382][ T453] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 39.267298][ T453] RIP: 0033:0x7ffaa2d00ae9
[ 39.271698][ T453] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 39.291331][ T453] RSP: 002b:00007ffaa2883078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 39.299736][ T453] RAX: ffffffffffffffda RBX: 00007ffaa2e1ff80 RCX: 00007ffaa2d00ae9
[ 39.307867][ T453] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 39.315848][ T453] RBP: 00007ffaa2883120 R08: 0000000000000000 R09: 0000000000000000
[ 39.323822][ T453] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 39.331790][ T453] R13: 000000000000000b R14: 00007ffaa2e1ff80 R15: 00007ffd6434d518
[ 39.339753][ T453]
[ 39.342762][ T448] CPU: 1 PID: 448 Comm: syz-executor.1 Tainted: G W syzkaller #0
[ 39.351880][ T448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 39.361922][ T448] Call Trace:
[ 39.365192][ T448]
[ 39.368115][ T448] __dump_stack+0x21/0x30
[ 39.372634][ T448] dump_stack_lvl+0xee/0x150
[ 39.377340][ T448] ? show_regs_print_info+0x20/0x20
[ 39.382536][ T448] ? avc_denied+0x1b0/0x1b0
[ 39.387033][ T448] dump_stack+0x15/0x20
[ 39.391177][ T448] should_fail+0x3c1/0x510
[ 39.395672][ T448] __should_failslab+0xa4/0xe0
[ 39.400419][ T448] should_failslab+0x9/0x20
[ 39.404903][ T448] slab_pre_alloc_hook+0x3b/0xe0
[ 39.409821][ T448] ? vm_area_dup+0x26/0x210
[ 39.414304][ T448] kmem_cache_alloc+0x44/0x260
[ 39.419046][ T448] vm_area_dup+0x26/0x210
[ 39.423354][ T448] copy_mm+0x93a/0x13a0
[ 39.427488][ T448] ? copy_signal+0x600/0x600
[ 39.432057][ T448] ? __init_rwsem+0xfc/0x1d0
[ 39.436716][ T448] ? copy_signal+0x4cb/0x600
[ 39.441283][ T448] copy_process+0x115c/0x3210
[ 39.445949][ T448] ? __kasan_check_write+0x14/0x20
[ 39.451038][ T448] ? __pidfd_prepare+0x150/0x150
[ 39.456041][ T448] ? security_file_permission+0x83/0xa0
[ 39.461577][ T448] kernel_clone+0x23f/0x940
[ 39.466060][ T448] ? create_io_thread+0x130/0x130
[ 39.471239][ T448] ? __kasan_check_write+0x14/0x20
[ 39.476334][ T448] ? mutex_unlock+0x89/0x220
[ 39.480903][ T448] __x64_sys_clone+0x176/0x1d0
[ 39.485652][ T448] ? __kasan_check_write+0x14/0x20
[ 39.490746][ T448] ? __ia32_sys_vfork+0xf0/0xf0
[ 39.495587][ T448] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 39.501642][ T448] x64_sys_call+0x41f/0x9a0
[ 39.506220][ T448] do_syscall_64+0x4c/0xa0
[ 39.510622][ T448] ? clear_bhb_loop+0x50/0xa0
[ 39.515274][ T448] ? clear_bhb_loop+0x50/0xa0
[ 39.519927][ T448] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 39.525800][ T448] RIP: 0033:0x7f7cfea6aae9
[ 39.530284][ T448] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 39.550143][ T448] RSP: 002b:00007f7cfe5ed078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 39.558554][ T448] RAX: ffffffffffffffda RBX: 00007f7cfeb89f80 RCX: 00007f7cfea6aae9
[ 39.566504][ T448] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 39.574450][ T448] RBP: 00007f7cfe5ed120 R08: 0000000000000000 R09: 0000000000000000
[ 39.582404][ T448] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 39.590352][ T448] R13: 000000000000000b R14: 00007f7cfeb89f80 R15: 00007fff243be328
[ 39.598659][ T448]
[ 39.605899][ T459] FAULT_INJECTION: forcing a failure.
[ 39.605899][ T459] name failslab, interval 1, probability 0, space 0, times 0
[ 39.608310][ T457] FAULT_INJECTION: forcing a failure.
[ 39.608310][ T457] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 39.619790][ T459] CPU: 0 PID: 459 Comm: syz-executor.4 Tainted: G W syzkaller #0
[ 39.641000][ T459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 39.642132][ T348] BUG: unable to handle page fault for address: ffffed1800000012
[ 39.651047][ T459] Call Trace:
[ 39.651054][ T459]
[ 39.658741][ T348] #PF: supervisor read access in kernel mode
[ 39.662089][ T459] __dump_stack+0x21/0x30
[ 39.664995][ T348] #PF: error_code(0x0000) - not-present page
[ 39.670951][ T459] dump_stack_lvl+0xee/0x150
[ 39.675251][ T348] PGD 23fff2067
[ 39.681213][ T459] ? show_regs_print_info+0x20/0x20
[ 39.685874][ T348] P4D 23fff2067
[ 39.689387][ T459] ? avc_denied+0x1b0/0x1b0
[ 39.694550][ T348] PUD 0
[ 39.698065][ T459] dump_stack+0x15/0x20
[ 39.702547][ T348]
[ 39.702556][ T348] Oops: 0000 [#1] PREEMPT SMP KASAN
[ 39.705387][ T459] should_fail+0x3c1/0x510
[ 39.709517][ T348] CPU: 1 PID: 348 Comm: syz-executor.5 Tainted: G W syzkaller #0
[ 39.711828][ T459] __should_failslab+0xa4/0xe0
[ 39.716990][ T348] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 39.721381][ T459] should_failslab+0x9/0x20
[ 39.730374][ T348] RIP: 0010:__rb_insert_augmented+0x3ba/0x720
[ 39.735112][ T459] slab_pre_alloc_hook+0x3b/0xe0
[ 39.745140][ T348] Code: 3a ff 4d 89 37 48 8b 7d d0 4c 89 3f 48 85 db 0f 84 a2 02 00 00 4c 8d 63 10 4d 89 e6 49 c1 ee 03 48 b8 00 00 00 00 00 fc ff df <41> 80 3c 06 00 74 08 4c 89 e7 e8 c7 9e 3a ff 48 8b 45 d0 49 39 04
[ 39.749613][ T459] ? vm_area_dup+0x26/0x210
[ 39.755647][ T348] RSP: 0018:ffffc90000dd78c0 EFLAGS: 00010a06
[ 39.760556][ T459] kmem_cache_alloc+0x44/0x260
[ 39.780142][ T348]
[ 39.780150][ T348] RAX: dffffc0000000000 RBX: ffff88c000000080 RCX: dffffc0000000000
[ 39.784721][ T459] vm_area_dup+0x26/0x210
[ 39.790925][ T348] RDX: 0000000000000000 RSI: ffff888125a80ac0 RDI: ffff88811eff42a8
[ 39.795665][ T459] copy_mm+0x93a/0x13a0
[ 39.798055][ T348] RBP: ffffc90000dd7920 R08: dffffc0000000000 R09: ffff888125a80ac8
[ 39.806001][ T459] ? copy_signal+0x600/0x600
[ 39.810318][ T348] R10: ffffed1024b5015b R11: 1ffff11024b50159 R12: ffff88c000000090
[ 39.818260][ T459] ? __init_rwsem+0xfc/0x1d0
[ 39.822383][ T348] R13: 1ffff110218dfb33 R14: 1ffff11800000012 R15: ffff888125a80ac0
[ 39.830327][ T459] ? copy_signal+0x4cb/0x600
[ 39.834991][ T348] FS: 000055556aecf480(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 39.842950][ T459] copy_process+0x115c/0x3210
[ 39.847508][ T348] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 39.855455][ T459] ? __kasan_check_write+0x14/0x20
[ 39.860113][ T348] CR2: ffffed1800000012 CR3: 000000011ec50000 CR4: 00000000003506a0
[ 39.869122][ T459] ? __pidfd_prepare+0x150/0x150
[ 39.873767][ T348] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 39.880327][ T459] ? security_file_permission+0x83/0xa0
[ 39.885413][ T348] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 39.893361][ T459] kernel_clone+0x23f/0x940
[ 39.898270][ T348] Call Trace:
[ 39.898276][ T348]
[ 39.906216][ T459] ? create_io_thread+0x130/0x130
[ 39.911820][ T348] ? anon_vma_interval_tree_iter_next+0x380/0x380
[ 39.919763][ T459] ? __kasan_check_write+0x14/0x20
[ 39.924241][ T348] vma_interval_tree_insert_after+0x2a1/0x2b0
[ 39.927497][ T459] ? mutex_unlock+0x89/0x220
[ 39.930420][ T348] copy_mm+0xb20/0x13a0
[ 39.935518][ T459] __x64_sys_clone+0x176/0x1d0
[ 39.942009][ T348] ? copy_signal+0x600/0x600
[ 39.947093][ T459] ? __kasan_check_write+0x14/0x20
[ 39.953131][ T348] ? __init_rwsem+0xfc/0x1d0
[ 39.957694][ T459] ? __ia32_sys_vfork+0xf0/0xf0
[ 39.961822][ T348] ? copy_signal+0x4cb/0x600
[ 39.966570][ T459] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 39.971133][ T348] copy_process+0x115c/0x3210
[ 39.976212][ T459] x64_sys_call+0x41f/0x9a0
[ 39.980774][ T348] ? __pidfd_prepare+0x150/0x150
[ 39.985618][ T459] do_syscall_64+0x4c/0xa0
[ 39.990189][ T348] kernel_clone+0x23f/0x940
[ 39.996238][ T459] ? clear_bhb_loop+0x50/0xa0
[ 40.000983][ T348] ? do_user_addr_fault+0xa64/0x1180
[ 40.005455][ T459] ? clear_bhb_loop+0x50/0xa0
[ 40.010361][ T348] ? create_io_thread+0x130/0x130
[ 40.014770][ T459] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 40.019272][ T348] __x64_sys_clone+0x176/0x1d0
[ 40.024019][ T459] RIP: 0033:0x7f66aa283ae9
[ 40.029276][ T348] ? __ia32_sys_vfork+0xf0/0xf0
[ 40.033931][ T459] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 40.038943][ T348] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 40.044986][ T459] RSP: 002b:00007f66a9e06078 EFLAGS: 00000246
[ 40.049942][ T348] x64_sys_call+0x41f/0x9a0
[ 40.054326][ T459] ORIG_RAX: 0000000000000038
[ 40.059148][ T348] do_syscall_64+0x4c/0xa0
[ 40.078748][ T459] RAX: ffffffffffffffda RBX: 00007f66aa3a2f80 RCX: 00007f66aa283ae9
[ 40.084793][ T348] ? clear_bhb_loop+0x50/0xa0
[ 40.090903][ T459] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 40.095389][ T348] ? clear_bhb_loop+0x50/0xa0
[ 40.100039][ T459] RBP: 00007f66a9e06120 R08: 0000000000000000 R09: 0000000000000000
[ 40.104428][ T348] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 40.112370][ T459] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 40.117015][ T348] RIP: 0033:0x7ffaa2cfdb13
[ 40.124958][ T459] R13: 000000000000000b R14: 00007f66aa3a2f80 R15: 00007ffcb1240e08
[ 40.129634][ T348] 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
[ 40.137589][ T459]
[ 40.186424][ T348] RSP: 002b:00007ffd6434d728 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 40.194831][ T348] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffaa2cfdb13
[ 40.202872][ T348] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
[ 40.210831][ T348] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 40.218806][ T348] R10: 000055556aecf750 R11: 0000000000000246 R12: 0000000000000001
[ 40.226775][ T348] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000
[ 40.234733][ T348]
[ 40.237737][ T348] Modules linked in:
[ 40.241620][ T348] CR2: ffffed1800000012
[ 40.245853][ T348] ---[ end trace fa21163c4306a306 ]---
[ 40.251295][ T348] RIP: 0010:__rb_insert_augmented+0x3ba/0x720
[ 40.257350][ T348] Code: 3a ff 4d 89 37 48 8b 7d d0 4c 89 3f 48 85 db 0f 84 a2 02 00 00 4c 8d 63 10 4d 89 e6 49 c1 ee 03 48 b8 00 00 00 00 00 fc ff df <41> 80 3c 06 00 74 08 4c 89 e7 e8 c7 9e 3a ff 48 8b 45 d0 49 39 04
[ 40.277037][ T348] RSP: 0018:ffffc90000dd78c0 EFLAGS: 00010a06
[ 40.283097][ T348] RAX: dffffc0000000000 RBX: ffff88c000000080 RCX: dffffc0000000000
[ 40.291160][ T348] RDX: 0000000000000000 RSI: ffff888125a80ac0 RDI: ffff88811eff42a8
[ 40.299212][ T348] RBP: ffffc90000dd7920 R08: dffffc0000000000 R09: ffff888125a80ac8
[ 40.307268][ T348] R10: ffffed1024b5015b R11: 1ffff11024b50159 R12: ffff88c000000090
[ 40.315222][ T348] R13: 1ffff110218dfb33 R14: 1ffff11800000012 R15: ffff888125a80ac0
[ 40.323176][ T348] FS: 000055556aecf480(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 40.332288][ T348] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 40.338861][ T348] CR2: ffffed1800000012 CR3: 000000011ec50000 CR4: 00000000003506a0
[ 40.347037][ T348] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 40.355029][ T348] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 40.363257][ T348] Kernel panic - not syncing: Fatal exception
[ 40.369497][ T348] Kernel Offset: disabled
[ 40.373804][ T348] Rebooting in 86400 seconds..