Warning: Permanently added '10.128.0.122' (ED25519) to the list of known hosts.
2026/01/16 10:20:39 ignoring optional flag "type"="gce"
2026/01/16 10:20:39 parsed 1 programs
[ 41.175560][ T30] kauditd_printk_skb: 18 callbacks suppressed
[ 41.175576][ T30] audit: type=1400 audit(1768558839.957:92): avc: denied { unlink } for pid=331 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"
2026/01/16 10:20:40 executed programs: 0
[ 41.242206][ T331] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 41.426060][ T349] bridge0: port 1(bridge_slave_0) entered blocking state
[ 41.433367][ T349] bridge0: port 1(bridge_slave_0) entered disabled state
[ 41.440928][ T349] device bridge_slave_0 entered promiscuous mode
[ 41.448172][ T349] bridge0: port 2(bridge_slave_1) entered blocking state
[ 41.455375][ T349] bridge0: port 2(bridge_slave_1) entered disabled state
[ 41.463048][ T349] device bridge_slave_1 entered promiscuous mode
[ 41.489922][ T351] bridge0: port 1(bridge_slave_0) entered blocking state
[ 41.497444][ T351] bridge0: port 1(bridge_slave_0) entered disabled state
[ 41.505165][ T351] device bridge_slave_0 entered promiscuous mode
[ 41.513373][ T351] bridge0: port 2(bridge_slave_1) entered blocking state
[ 41.520668][ T351] bridge0: port 2(bridge_slave_1) entered disabled state
[ 41.528531][ T351] device bridge_slave_1 entered promiscuous mode
[ 41.569827][ T346] bridge0: port 1(bridge_slave_0) entered blocking state
[ 41.577144][ T346] bridge0: port 1(bridge_slave_0) entered disabled state
[ 41.584460][ T346] device bridge_slave_0 entered promiscuous mode
[ 41.593194][ T346] bridge0: port 2(bridge_slave_1) entered blocking state
[ 41.600369][ T346] bridge0: port 2(bridge_slave_1) entered disabled state
[ 41.607817][ T346] device bridge_slave_1 entered promiscuous mode
[ 41.640024][ T350] bridge0: port 1(bridge_slave_0) entered blocking state
[ 41.647127][ T350] bridge0: port 1(bridge_slave_0) entered disabled state
[ 41.654476][ T350] device bridge_slave_0 entered promiscuous mode
[ 41.661570][ T350] bridge0: port 2(bridge_slave_1) entered blocking state
[ 41.668849][ T350] bridge0: port 2(bridge_slave_1) entered disabled state
[ 41.676553][ T350] device bridge_slave_1 entered promiscuous mode
[ 41.758346][ T347] bridge0: port 1(bridge_slave_0) entered blocking state
[ 41.765636][ T347] bridge0: port 1(bridge_slave_0) entered disabled state
[ 41.773033][ T347] device bridge_slave_0 entered promiscuous mode
[ 41.780207][ T347] bridge0: port 2(bridge_slave_1) entered blocking state
[ 41.787275][ T347] bridge0: port 2(bridge_slave_1) entered disabled state
[ 41.794682][ T347] device bridge_slave_1 entered promiscuous mode
[ 41.825938][ T348] bridge0: port 1(bridge_slave_0) entered blocking state
[ 41.832991][ T348] bridge0: port 1(bridge_slave_0) entered disabled state
[ 41.840730][ T348] device bridge_slave_0 entered promiscuous mode
[ 41.865306][ T348] bridge0: port 2(bridge_slave_1) entered blocking state
[ 41.872610][ T348] bridge0: port 2(bridge_slave_1) entered disabled state
[ 41.880069][ T348] device bridge_slave_1 entered promiscuous mode
[ 41.998158][ T346] bridge0: port 2(bridge_slave_1) entered blocking state
[ 42.005528][ T346] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 42.012903][ T346] bridge0: port 1(bridge_slave_0) entered blocking state
[ 42.020053][ T346] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 42.032597][ T349] bridge0: port 2(bridge_slave_1) entered blocking state
[ 42.039790][ T349] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 42.047176][ T349] bridge0: port 1(bridge_slave_0) entered blocking state
[ 42.054190][ T349] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 42.078494][ T351] bridge0: port 2(bridge_slave_1) entered blocking state
[ 42.086192][ T351] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 42.093586][ T351] bridge0: port 1(bridge_slave_0) entered blocking state
[ 42.100736][ T351] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 42.122090][ T350] bridge0: port 2(bridge_slave_1) entered blocking state
[ 42.129167][ T350] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 42.136657][ T350] bridge0: port 1(bridge_slave_0) entered blocking state
[ 42.143772][ T350] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 42.188267][ T348] bridge0: port 2(bridge_slave_1) entered blocking state
[ 42.196139][ T348] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 42.203444][ T348] bridge0: port 1(bridge_slave_0) entered blocking state
[ 42.210539][ T348] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 42.219883][ T8] bridge0: port 1(bridge_slave_0) entered disabled state
[ 42.228076][ T8] bridge0: port 2(bridge_slave_1) entered disabled state
[ 42.235794][ T8] bridge0: port 1(bridge_slave_0) entered disabled state
[ 42.243330][ T8] bridge0: port 2(bridge_slave_1) entered disabled state
[ 42.250892][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 42.258806][ T8] bridge0: port 1(bridge_slave_0) entered disabled state
[ 42.266318][ T8] bridge0: port 2(bridge_slave_1) entered disabled state
[ 42.273590][ T8] bridge0: port 1(bridge_slave_0) entered disabled state
[ 42.281114][ T8] bridge0: port 2(bridge_slave_1) entered disabled state
[ 42.289092][ T8] bridge0: port 1(bridge_slave_0) entered disabled state
[ 42.296545][ T8] bridge0: port 2(bridge_slave_1) entered disabled state
[ 42.323468][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 42.332347][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 42.340988][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 42.348343][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 42.356079][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 42.364555][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 42.371636][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 42.379275][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 42.387656][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 42.395347][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 42.403912][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 42.411048][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 42.418704][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 42.427288][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 42.435371][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 42.443665][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 42.450895][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 42.475187][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 42.483719][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 42.492397][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 42.499784][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 42.507582][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 42.516432][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 42.524611][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 42.531694][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 42.540539][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 42.548308][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 42.574408][ T346] device veth0_vlan entered promiscuous mode
[ 42.586215][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 42.593812][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 42.602279][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 42.609932][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 42.617479][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 42.625878][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 42.634065][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 42.641102][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 42.648930][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 42.657503][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 42.665752][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 42.672853][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 42.680308][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 42.688741][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 42.697013][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 42.704018][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 42.711511][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 42.720132][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 42.728752][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 42.735813][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 42.743377][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 42.751747][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 42.760314][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 42.768465][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 42.776580][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 42.784851][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 42.792998][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 42.801671][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 42.810235][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 42.817452][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 42.824825][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 42.833313][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 42.841580][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 42.848700][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 42.856852][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 42.864616][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 42.872369][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 42.880129][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 42.888473][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 42.915439][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 42.923359][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 42.931568][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 42.940012][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 42.948464][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 42.956632][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 42.965113][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 42.973391][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 42.981686][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 42.998569][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 43.006846][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 43.014827][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 43.032334][ T348] device veth0_vlan entered promiscuous mode
[ 43.043396][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 43.052088][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 43.060412][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 43.067979][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 43.075661][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 43.083920][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 43.092751][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 43.101390][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 43.109759][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 43.117643][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 43.125831][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 43.133254][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 43.142254][ T346] device veth1_macvtap entered promiscuous mode
[ 43.149494][ T351] device veth0_vlan entered promiscuous mode
[ 43.165227][ T348] device veth1_macvtap entered promiscuous mode
[ 43.173951][ T347] device veth0_vlan entered promiscuous mode
[ 43.180973][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 43.189427][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 43.198650][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 43.206305][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 43.214005][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 43.227117][ T351] device veth1_macvtap entered promiscuous mode
[ 43.242608][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 43.251384][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 43.260496][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 43.269060][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 43.277665][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 43.286218][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 43.303388][ T349] device veth0_vlan entered promiscuous mode
[ 43.317123][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 43.325576][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 43.332957][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 43.341617][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 43.350134][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 43.358564][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 43.367072][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 43.375567][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 43.383862][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 43.392483][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 43.400902][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 43.409598][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 43.426189][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 43.434399][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 43.442282][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 43.450557][ T347] device veth1_macvtap entered promiscuous mode
[ 43.462492][ T350] device veth0_vlan entered promiscuous mode
[ 43.471210][ T409] FAULT_INJECTION: forcing a failure.
[ 43.471210][ T409] name failslab, interval 1, probability 0, space 0, times 1
[ 43.487170][ T409] CPU: 0 PID: 409 Comm: syz-executor.4 Not tainted syzkaller #0
[ 43.488107][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 43.494847][ T409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 43.494870][ T409] Call Trace:
[ 43.516522][ T409]
[ 43.519434][ T409] __dump_stack+0x21/0x30
[ 43.523773][ T409] dump_stack_lvl+0xee/0x150
[ 43.528455][ T409] ? show_regs_print_info+0x20/0x20
[ 43.533764][ T409] dump_stack+0x15/0x20
[ 43.537959][ T409] should_fail+0x3c1/0x510
[ 43.542366][ T409] __should_failslab+0xa4/0xe0
[ 43.547119][ T409] should_failslab+0x9/0x20
[ 43.551611][ T409] slab_pre_alloc_hook+0x3b/0xe0
[ 43.556553][ T409] ? anon_vma_fork+0x200/0x510
[ 43.561293][ T409] kmem_cache_alloc+0x44/0x260
[ 43.566031][ T409] anon_vma_fork+0x200/0x510
[ 43.570606][ T409] copy_mm+0x9d1/0x13a0
[ 43.574766][ T409] ? copy_signal+0x600/0x600
[ 43.579538][ T409] ? __init_rwsem+0xfc/0x1d0
[ 43.584216][ T409] ? copy_signal+0x4cb/0x600
[ 43.588787][ T409] copy_process+0x115c/0x3210
[ 43.593456][ T409] ? __kasan_check_write+0x14/0x20
[ 43.598738][ T409] ? __pidfd_prepare+0x150/0x150
[ 43.603664][ T409] ? security_file_permission+0x83/0xa0
[ 43.609199][ T409] kernel_clone+0x23f/0x940
[ 43.613774][ T409] ? create_io_thread+0x130/0x130
[ 43.618791][ T409] ? __kasan_check_write+0x14/0x20
[ 43.623888][ T409] ? mutex_unlock+0x89/0x220
[ 43.628548][ T409] __x64_sys_clone+0x176/0x1d0
[ 43.633299][ T409] ? __kasan_check_write+0x14/0x20
[ 43.638476][ T409] ? __ia32_sys_vfork+0xf0/0xf0
[ 43.643412][ T409] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 43.649642][ T409] x64_sys_call+0x41f/0x9a0
[ 43.654137][ T409] do_syscall_64+0x4c/0xa0
[ 43.658909][ T409] ? clear_bhb_loop+0x50/0xa0
[ 43.663572][ T409] ? clear_bhb_loop+0x50/0xa0
[ 43.668307][ T409] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 43.674358][ T409] RIP: 0033:0x7fa53195eae9
[ 43.678812][ T409] 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
[ 43.698403][ T409] RSP: 002b:00007fa5314e1078 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
[ 43.706809][ T409] RAX: ffffffffffffffda RBX: 00007fa531a7df80 RCX: 00007fa53195eae9
[ 43.714853][ T409] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000600
[ 43.722969][ T409] RBP: 00007fa5314e1120 R08: 0000000000000000 R09: 0000000000000000
[ 43.731004][ T409] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000002
[ 43.738954][ T409] R13: 000000000000000b R14: 00007fa531a7df80 R15: 00007ffe9319d808
[ 43.747119][ T409]
[ 43.756865][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 43.768308][ T411] FAULT_INJECTION: forcing a failure.
[ 43.768308][ T411] name fail_page_alloc, interval 1, probability 0, space 0, times 1
[ 43.772959][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 43.788604][ T411] CPU: 1 PID: 411 Comm: syz-executor.0 Not tainted syzkaller #0
[ 43.797338][ T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 43.807374][ T413] FAULT_INJECTION: forcing a failure.
[ 43.807374][ T413] name failslab, interval 1, probability 0, space 0, times 0
[ 43.807385][ T411] Call Trace:
[ 43.807393][ T411]
[ 43.807399][ T411] __dump_stack+0x21/0x30
[ 43.830790][ T411] dump_stack_lvl+0xee/0x150
[ 43.835603][ T411] ? show_regs_print_info+0x20/0x20
[ 43.840830][ T411] dump_stack+0x15/0x20
[ 43.845148][ T411] should_fail+0x3c1/0x510
[ 43.849554][ T411] should_fail_alloc_page+0x55/0x80
[ 43.854747][ T411] prepare_alloc_pages+0x156/0x600
[ 43.859962][ T411] ? __alloc_pages_bulk+0xab0/0xab0
[ 43.865357][ T411] __alloc_pages+0x10a/0x440
[ 43.869938][ T411] ? prep_new_page+0x110/0x110
[ 43.874715][ T411] ? __mod_node_page_state+0x9e/0xd0
[ 43.880075][ T411] ? __mod_lruvec_page_state+0x15d/0x1c0
[ 43.885701][ T411] pte_alloc_one+0x70/0x180
[ 43.890189][ T411] ? pfn_modify_allowed+0x2f0/0x2f0
[ 43.895551][ T411] ? stack_trace_save+0x98/0xe0
[ 43.900569][ T411] ? __stack_depot_save+0x34/0x480
[ 43.905669][ T411] ? copy_mm+0x9d1/0x13a0
[ 43.909988][ T411] ? copy_process+0x115c/0x3210
[ 43.914825][ T411] __pte_alloc+0x75/0x290
[ 43.919323][ T411] ? __kasan_check_write+0x14/0x20
[ 43.924419][ T411] ? _raw_spin_lock+0x8e/0xe0
[ 43.929270][ T411] ? free_pgtables+0x280/0x280
[ 43.934109][ T411] ? __kasan_check_write+0x14/0x20
[ 43.939202][ T411] ? add_mm_rss_vec+0x209/0x220
[ 43.944047][ T411] copy_page_range+0x2348/0x2890
[ 43.949064][ T411] ? pfn_valid+0x1d0/0x1d0
[ 43.953647][ T411] ? anon_vma_interval_tree_insert+0x363/0x380
[ 43.959881][ T411] copy_mm+0xbe2/0x13a0
[ 43.964023][ T411] ? copy_signal+0x600/0x600
[ 43.968699][ T411] ? __init_rwsem+0xfc/0x1d0
[ 43.970361][ T350] device veth1_macvtap entered promiscuous mode
[ 43.973288][ T411] ? copy_signal+0x4cb/0x600
[ 43.984076][ T411] copy_process+0x115c/0x3210
[ 43.988872][ T411] ? __kasan_check_write+0x14/0x20
[ 43.993980][ T411] ? __pidfd_prepare+0x150/0x150
[ 43.998921][ T411] ? security_file_permission+0x83/0xa0
[ 44.004498][ T411] kernel_clone+0x23f/0x940
[ 44.009084][ T411] ? create_io_thread+0x130/0x130
[ 44.014098][ T411] ? __kasan_check_write+0x14/0x20
[ 44.019202][ T411] ? mutex_unlock+0x89/0x220
[ 44.023839][ T411] __x64_sys_clone+0x176/0x1d0
[ 44.028690][ T411] ? __kasan_check_write+0x14/0x20
[ 44.033791][ T411] ? __ia32_sys_vfork+0xf0/0xf0
[ 44.038632][ T411] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 44.045027][ T411] x64_sys_call+0x41f/0x9a0
[ 44.049709][ T411] do_syscall_64+0x4c/0xa0
[ 44.054221][ T411] ? clear_bhb_loop+0x50/0xa0
[ 44.058885][ T411] ? clear_bhb_loop+0x50/0xa0
[ 44.063557][ T411] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 44.069616][ T411] RIP: 0033:0x7f7e754feae9
[ 44.074370][ T411] 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
[ 44.094584][ T411] RSP: 002b:00007f7e75081078 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
[ 44.103096][ T411] RAX: ffffffffffffffda RBX: 00007f7e7561df80 RCX: 00007f7e754feae9
[ 44.111674][ T411] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000600
[ 44.119854][ T411] RBP: 00007f7e75081120 R08: 0000000000000000 R09: 0000000000000000
[ 44.127817][ T411] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000002
[ 44.135868][ T411] R13: 000000000000000b R14: 00007f7e7561df80 R15: 00007fff9655db48
[ 44.143864][ T411]
[ 44.146959][ T413] CPU: 0 PID: 413 Comm: syz-executor.4 Not tainted syzkaller #0
[ 44.154605][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 44.159447][ T415] FAULT_INJECTION: forcing a failure.
[ 44.159447][ T415] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 44.164753][ T413] Call Trace:
[ 44.164761][ T413]
[ 44.164766][ T413] __dump_stack+0x21/0x30
[ 44.189011][ T413] dump_stack_lvl+0xee/0x150
[ 44.193770][ T413] ? show_regs_print_info+0x20/0x20
[ 44.199047][ T413] dump_stack+0x15/0x20
[ 44.203202][ T413] should_fail+0x3c1/0x510
[ 44.207609][ T413] __should_failslab+0xa4/0xe0
[ 44.212378][ T413] should_failslab+0x9/0x20
[ 44.216955][ T413] slab_pre_alloc_hook+0x3b/0xe0
[ 44.221978][ T413] ? anon_vma_fork+0x200/0x510
[ 44.226731][ T413] kmem_cache_alloc+0x44/0x260
[ 44.231575][ T413] anon_vma_fork+0x200/0x510
[ 44.236150][ T413] copy_mm+0x9d1/0x13a0
[ 44.240328][ T413] ? copy_signal+0x600/0x600
[ 44.244937][ T413] ? __init_rwsem+0xfc/0x1d0
[ 44.249863][ T413] ? copy_signal+0x4cb/0x600
[ 44.254460][ T413] copy_process+0x115c/0x3210
[ 44.259543][ T413] ? __kasan_check_write+0x14/0x20
[ 44.264765][ T413] ? __pidfd_prepare+0x150/0x150
[ 44.269802][ T413] ? security_file_permission+0x83/0xa0
[ 44.275349][ T413] kernel_clone+0x23f/0x940
[ 44.279936][ T413] ? create_io_thread+0x130/0x130
[ 44.285098][ T413] ? __kasan_check_write+0x14/0x20
[ 44.290474][ T413] ? mutex_unlock+0x89/0x220
[ 44.295240][ T413] __x64_sys_clone+0x176/0x1d0
[ 44.299998][ T413] ? __kasan_check_write+0x14/0x20
[ 44.305100][ T413] ? __ia32_sys_vfork+0xf0/0xf0
[ 44.310053][ T413] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 44.316209][ T413] x64_sys_call+0x41f/0x9a0
[ 44.320711][ T413] do_syscall_64+0x4c/0xa0
[ 44.325124][ T413] ? clear_bhb_loop+0x50/0xa0
[ 44.329802][ T413] ? clear_bhb_loop+0x50/0xa0
[ 44.334549][ T413] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 44.340424][ T413] RIP: 0033:0x7fa53195eae9
[ 44.344821][ 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
[ 44.364508][ T413] RSP: 002b:00007fa5314e1078 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
[ 44.372998][ T413] RAX: ffffffffffffffda RBX: 00007fa531a7df80 RCX: 00007fa53195eae9
[ 44.382012][ T413] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000600
[ 44.390504][ T413] RBP: 00007fa5314e1120 R08: 0000000000000000 R09: 0000000000000000
[ 44.398640][ T413] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000002
[ 44.406779][ T413] R13: 000000000000000b R14: 00007fa531a7df80 R15: 00007ffe9319d808
[ 44.414924][ T413]
[ 44.417958][ T415] CPU: 1 PID: 415 Comm: syz-executor.0 Not tainted syzkaller #0
[ 44.425678][ T415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 44.435768][ T415] Call Trace:
[ 44.439187][ T415]
[ 44.442107][ T415] __dump_stack+0x21/0x30
[ 44.446455][ T415] dump_stack_lvl+0xee/0x150
[ 44.451135][ T415] ? show_regs_print_info+0x20/0x20
[ 44.456316][ T415] dump_stack+0x15/0x20
[ 44.460627][ T415] should_fail+0x3c1/0x510
[ 44.465027][ T415] should_fail_alloc_page+0x55/0x80
[ 44.470300][ T415] prepare_alloc_pages+0x156/0x600
[ 44.475486][ T415] ? __alloc_pages_bulk+0xab0/0xab0
[ 44.480852][ T415] __alloc_pages+0x10a/0x440
[ 44.485542][ T415] ? prep_new_page+0x110/0x110
[ 44.490560][ T415] ? arch_stack_walk+0xee/0x140
[ 44.495574][ T415] pte_alloc_one+0x70/0x180
[ 44.500057][ T415] ? pfn_modify_allowed+0x2f0/0x2f0
[ 44.505239][ T415] ? stack_trace_save+0x98/0xe0
[ 44.510085][ T415] ? __stack_depot_save+0x34/0x480
[ 44.515182][ T415] ? copy_mm+0x9d1/0x13a0
[ 44.519499][ T415] ? copy_process+0x115c/0x3210
[ 44.524334][ T415] ? kernel_clone+0x23f/0x940
[ 44.529084][ T415] __pte_alloc+0x75/0x290
[ 44.533515][ T415] ? __kasan_slab_alloc+0xcf/0xf0
[ 44.538520][ T415] ? free_pgtables+0x280/0x280
[ 44.543274][ T415] ? anon_vma_fork+0x200/0x510
[ 44.548071][ T415] ? copy_mm+0x9d1/0x13a0
[ 44.552416][ T415] ? copy_process+0x115c/0x3210
[ 44.557379][ T415] ? kernel_clone+0x23f/0x940
[ 44.562058][ T415] ? __x64_sys_clone+0x176/0x1d0
[ 44.567000][ T415] ? do_syscall_64+0x4c/0xa0
[ 44.571607][ T415] copy_page_range+0x2348/0x2890
[ 44.576549][ T415] ? pfn_valid+0x1d0/0x1d0
[ 44.580950][ T415] copy_mm+0xbe2/0x13a0
[ 44.585088][ T415] ? copy_signal+0x600/0x600
[ 44.589678][ T415] ? __init_rwsem+0xfc/0x1d0
[ 44.594357][ T415] ? copy_signal+0x4cb/0x600
[ 44.598935][ T415] copy_process+0x115c/0x3210
[ 44.603853][ T415] ? __kasan_check_write+0x14/0x20
[ 44.608965][ T415] ? __pidfd_prepare+0x150/0x150
[ 44.613892][ T415] ? security_file_permission+0x83/0xa0
[ 44.619511][ T415] kernel_clone+0x23f/0x940
[ 44.624010][ T415] ? create_io_thread+0x130/0x130
[ 44.629567][ T415] ? __kasan_check_write+0x14/0x20
[ 44.634663][ T415] ? mutex_unlock+0x89/0x220
[ 44.639339][ T415] __x64_sys_clone+0x176/0x1d0
[ 44.644458][ T415] ? __kasan_check_write+0x14/0x20
[ 44.649929][ T415] ? __ia32_sys_vfork+0xf0/0xf0
[ 44.654977][ T415] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 44.661714][ T415] x64_sys_call+0x41f/0x9a0
[ 44.666225][ T415] do_syscall_64+0x4c/0xa0
[ 44.670737][ T415] ? clear_bhb_loop+0x50/0xa0
[ 44.675419][ T415] ? clear_bhb_loop+0x50/0xa0
[ 44.680561][ T415] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 44.686716][ T415] RIP: 0033:0x7f7e754feae9
[ 44.691312][ T415] 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
[ 44.711361][ T415] RSP: 002b:00007f7e75081078 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
[ 44.719961][ T415] RAX: ffffffffffffffda RBX: 00007f7e7561df80 RCX: 00007f7e754feae9
[ 44.728381][ T415] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000600
[ 44.736536][ T415] RBP: 00007f7e75081120 R08: 0000000000000000 R09: 0000000000000000
[ 44.744593][ T415] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000002
[ 44.752754][ T415] R13: 000000000000000b R14: 00007f7e7561df80 R15: 00007fff9655db48
[ 44.760810][ T415]
[ 44.772310][ T417] FAULT_INJECTION: forcing a failure.
[ 44.772310][ T417] name failslab, interval 1, probability 0, space 0, times 0
[ 44.791823][ T349] device veth1_macvtap entered promiscuous mode
[ 44.800073][ T419] FAULT_INJECTION: forcing a failure.
[ 44.800073][ T419] name failslab, interval 1, probability 0, space 0, times 0
[ 44.801646][ T417] CPU: 1 PID: 417 Comm: syz-executor.0 Not tainted syzkaller #0
[ 44.813401][ T421] FAULT_INJECTION: forcing a failure.
[ 44.813401][ T421] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 44.820898][ T417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 44.820914][ T417] Call Trace:
[ 44.820919][ T417]
[ 44.820931][ T417] __dump_stack+0x21/0x30
[ 44.820955][ T417] dump_stack_lvl+0xee/0x150
[ 44.859651][ T417] ? show_regs_print_info+0x20/0x20
[ 44.864975][ T417] ? avc_denied+0x1b0/0x1b0
[ 44.869506][ T417] dump_stack+0x15/0x20
[ 44.873680][ T417] should_fail+0x3c1/0x510
[ 44.878102][ T417] __should_failslab+0xa4/0xe0
[ 44.882861][ T417] should_failslab+0x9/0x20
[ 44.887353][ T417] slab_pre_alloc_hook+0x3b/0xe0
[ 44.892374][ T417] ? vm_area_dup+0x26/0x210
[ 44.896879][ T417] kmem_cache_alloc+0x44/0x260
[ 44.901701][ T417] vm_area_dup+0x26/0x210
[ 44.905208][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 44.906195][ T417] copy_mm+0x93a/0x13a0
[ 44.918577][ T417] ? copy_signal+0x600/0x600
[ 44.923300][ T417] ? __init_rwsem+0xfc/0x1d0
[ 44.925251][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 44.927881][ T417] ? copy_signal+0x4cb/0x600
[ 44.940857][ T417] copy_process+0x115c/0x3210
[ 44.945363][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 44.945534][ T417] ? __kasan_check_write+0x14/0x20
[ 44.953506][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 44.958258][ T417] ? __pidfd_prepare+0x150/0x150
[ 44.958282][ T417] ? security_file_permission+0x83/0xa0
[ 44.976950][ T417] kernel_clone+0x23f/0x940
[ 44.981449][ T417] ? create_io_thread+0x130/0x130
[ 44.985311][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 44.986549][ T417] ? __kasan_check_write+0x14/0x20
[ 44.994922][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 44.999764][ T417] ? mutex_unlock+0x89/0x220
[ 44.999784][ T417] __x64_sys_clone+0x176/0x1d0
[ 44.999801][ T417] ? __kasan_check_write+0x14/0x20
[ 44.999815][ T417] ? __ia32_sys_vfork+0xf0/0xf0
[ 45.025420][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 45.027979][ T417] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 45.042153][ T417] x64_sys_call+0x41f/0x9a0
[ 45.045504][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 45.046821][ T417] do_syscall_64+0x4c/0xa0
[ 45.059344][ T417] ? clear_bhb_loop+0x50/0xa0
[ 45.064022][ T417] ? clear_bhb_loop+0x50/0xa0
[ 45.065251][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 45.068683][ T417] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 45.076970][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 45.082503][ T417] RIP: 0033:0x7f7e754feae9
[ 45.094424][ 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
[ 45.114037][ T417] RSP: 002b:00007f7e75081078 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
[ 45.122736][ T417] RAX: ffffffffffffffda RBX: 00007f7e7561df80 RCX: 00007f7e754feae9
[ 45.130721][ T417] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000600
[ 45.138944][ T417] RBP: 00007f7e75081120 R08: 0000000000000000 R09: 0000000000000000
[ 45.146999][ T417] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000002
[ 45.155216][ T417] R13: 000000000000000b R14: 00007f7e7561df80 R15: 00007fff9655db48
[ 45.163345][ T417]
[ 45.166347][ T419] CPU: 0 PID: 419 Comm: syz-executor.4 Not tainted syzkaller #0
[ 45.174071][ T419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 45.184205][ T419] Call Trace:
[ 45.187484][ T419]
[ 45.190403][ T419] __dump_stack+0x21/0x30
[ 45.194733][ T419] dump_stack_lvl+0xee/0x150
[ 45.199510][ T419] ? show_regs_print_info+0x20/0x20
[ 45.204702][ T419] dump_stack+0x15/0x20
[ 45.208852][ T419] should_fail+0x3c1/0x510
[ 45.213268][ T419] __should_failslab+0xa4/0xe0
[ 45.218029][ T419] should_failslab+0x9/0x20
[ 45.222672][ T419] slab_pre_alloc_hook+0x3b/0xe0
[ 45.227600][ T419] ? anon_vma_fork+0x200/0x510
[ 45.232432][ T419] kmem_cache_alloc+0x44/0x260
[ 45.237278][ T419] anon_vma_fork+0x200/0x510
[ 45.242015][ T419] copy_mm+0x9d1/0x13a0
[ 45.246255][ T419] ? copy_signal+0x600/0x600
[ 45.250923][ T419] ? __init_rwsem+0xfc/0x1d0
[ 45.255493][ T419] ? copy_signal+0x4cb/0x600
[ 45.260072][ T419] copy_process+0x115c/0x3210
[ 45.264737][ T419] ? __kasan_check_write+0x14/0x20
[ 45.269840][ T419] ? __pidfd_prepare+0x150/0x150
[ 45.274854][ T419] ? security_file_permission+0x83/0xa0
[ 45.280475][ T419] kernel_clone+0x23f/0x940
[ 45.284967][ T419] ? create_io_thread+0x130/0x130
[ 45.289976][ T419] ? __kasan_check_write+0x14/0x20
[ 45.295072][ T419] ? mutex_unlock+0x89/0x220
[ 45.299742][ T419] __x64_sys_clone+0x176/0x1d0
[ 45.304706][ T419] ? __kasan_check_write+0x14/0x20
[ 45.310256][ T419] ? __ia32_sys_vfork+0xf0/0xf0
[ 45.315096][ T419] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 45.321177][ T419] x64_sys_call+0x41f/0x9a0
[ 45.325694][ T419] do_syscall_64+0x4c/0xa0
[ 45.330101][ T419] ? clear_bhb_loop+0x50/0xa0
[ 45.334824][ T419] ? clear_bhb_loop+0x50/0xa0
[ 45.339507][ T419] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 45.345405][ T419] RIP: 0033:0x7fa53195eae9
[ 45.349813][ 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
[ 45.369444][ T419] RSP: 002b:00007fa5314e1078 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
[ 45.377938][ T419] RAX: ffffffffffffffda RBX: 00007fa531a7df80 RCX: 00007fa53195eae9
[ 45.386007][ T419] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000600
[ 45.393959][ T419] RBP: 00007fa5314e1120 R08: 0000000000000000 R09: 0000000000000000
[ 45.402334][ T419] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000002
[ 45.410477][ T419] R13: 000000000000000b R14: 00007fa531a7df80 R15: 00007ffe9319d808
[ 45.418442][ T419]
[ 45.421451][ T421] CPU: 1 PID: 421 Comm: syz-executor.3 Not tainted syzkaller #0
[ 45.429170][ T421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 45.439218][ T421] Call Trace:
[ 45.442571][ T421]
[ 45.445569][ T421] __dump_stack+0x21/0x30
[ 45.449985][ T421] dump_stack_lvl+0xee/0x150
[ 45.454743][ T421] ? show_regs_print_info+0x20/0x20
[ 45.460109][ T421] dump_stack+0x15/0x20
[ 45.464481][ T421] should_fail+0x3c1/0x510
[ 45.468912][ T421] should_fail_alloc_page+0x55/0x80
[ 45.474245][ T421] prepare_alloc_pages+0x156/0x600
[ 45.479381][ T421] ? __alloc_pages_bulk+0xab0/0xab0
[ 45.484806][ T421] __alloc_pages+0x10a/0x440
[ 45.489393][ T421] ? prep_new_page+0x110/0x110
[ 45.494270][ T421] ? arch_stack_walk+0xee/0x140
[ 45.499145][ T421] pte_alloc_one+0x70/0x180
[ 45.503758][ T421] ? pfn_modify_allowed+0x2f0/0x2f0
[ 45.509225][ T421] ? stack_trace_save+0x98/0xe0
[ 45.514166][ T421] ? __stack_depot_save+0x34/0x480
[ 45.519351][ T421] ? copy_mm+0x9d1/0x13a0
[ 45.523670][ T421] ? copy_process+0x115c/0x3210
[ 45.528599][ T421] ? kernel_clone+0x23f/0x940
[ 45.533267][ T421] __pte_alloc+0x75/0x290
[ 45.537579][ T421] ? __kasan_slab_alloc+0xcf/0xf0
[ 45.542593][ T421] ? free_pgtables+0x280/0x280
[ 45.547336][ T421] ? anon_vma_fork+0x200/0x510
[ 45.552106][ T421] ? copy_mm+0x9d1/0x13a0
[ 45.556427][ T421] ? copy_process+0x115c/0x3210
[ 45.561261][ T421] ? kernel_clone+0x23f/0x940
[ 45.566033][ T421] ? __x64_sys_clone+0x176/0x1d0
[ 45.571001][ T421] ? do_syscall_64+0x4c/0xa0
[ 45.575713][ T421] copy_page_range+0x2348/0x2890
[ 45.580728][ T421] ? pfn_valid+0x1d0/0x1d0
[ 45.585220][ T421] copy_mm+0xbe2/0x13a0
[ 45.589355][ T421] ? copy_signal+0x600/0x600
[ 45.594022][ T421] ? __init_rwsem+0xfc/0x1d0
[ 45.598800][ T421] ? copy_signal+0x4cb/0x600
[ 45.603470][ T421] copy_process+0x115c/0x3210
[ 45.608232][ T421] ? __kasan_check_write+0x14/0x20
[ 45.613421][ T421] ? __pidfd_prepare+0x150/0x150
[ 45.618345][ T421] ? security_file_permission+0x83/0xa0
[ 45.623962][ T421] kernel_clone+0x23f/0x940
[ 45.628457][ T421] ? create_io_thread+0x130/0x130
[ 45.633476][ T421] ? __kasan_check_write+0x14/0x20
[ 45.638674][ T421] ? mutex_unlock+0x89/0x220
[ 45.643367][ T421] __x64_sys_clone+0x176/0x1d0
[ 45.648213][ T421] ? __kasan_check_write+0x14/0x20
[ 45.653407][ T421] ? __ia32_sys_vfork+0xf0/0xf0
[ 45.658361][ T421] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 45.664561][ T421] x64_sys_call+0x41f/0x9a0
[ 45.669168][ T421] do_syscall_64+0x4c/0xa0
[ 45.673569][ T421] ? clear_bhb_loop+0x50/0xa0
[ 45.678312][ T421] ? clear_bhb_loop+0x50/0xa0
[ 45.682971][ T421] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 45.688849][ T421] RIP: 0033:0x7f42ab4e8ae9
[ 45.693251][ T421] 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
[ 45.713305][ T421] RSP: 002b:00007f42ab06b078 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
[ 45.721820][ T421] RAX: ffffffffffffffda RBX: 00007f42ab607f80 RCX: 00007f42ab4e8ae9
[ 45.729822][ T421] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000600
[ 45.737967][ T421] RBP: 00007f42ab06b120 R08: 0000000000000000 R09: 0000000000000000
[ 45.746016][ T421] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000002
[ 45.753971][ T421] R13: 000000000000000b R14: 00007f42ab607f80 R15: 00007ffdc773a3b8
[ 45.762103][ T421]
[ 45.765508][ T419] ------------[ cut here ]------------
[ 45.782709][ T419] refcount_t: underflow; use-after-free.
[ 45.788845][ T419] WARNING: CPU: 0 PID: 419 at lib/refcount.c:28 refcount_warn_saturate+0x120/0x1a0
[ 45.800119][ T424] FAULT_INJECTION: forcing a failure.
[ 45.800119][ T424] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 45.800342][ T419] Modules linked in:
[ 45.818919][ T419] CPU: 0 PID: 419 Comm: syz-executor.4 Not tainted syzkaller #0
[ 45.823806][ T426] FAULT_INJECTION: forcing a failure.
[ 45.823806][ T426] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 45.826908][ T419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 45.826920][ T419] RIP: 0010:refcount_warn_saturate+0x120/0x1a0
[ 45.826956][ T419] Code: 04 01 48 c7 c7 c0 10 63 85 e8 bc c3 53 02 0f 0b eb c3 e8 d3 95 1c ff c6 05 5e e1 99 04 01 48 c7 c7 20 11 63 85 e8 a0 c3 53 02 <0f> 0b eb a7 e8 b7 95 1c ff c6 05 3f e1 99 04 01 48 c7 c7 60 10 63
[ 45.826969][ T419] RSP: 0018:ffffc900011bf928 EFLAGS: 00010246
[ 45.826985][ T419] RAX: 90501d050bb00100 RBX: 0000000000000003 RCX: ffff888111eebb40
[ 45.826996][ T419] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
[ 45.827005][ T419] RBP: ffffc900011bf938 R08: dffffc0000000000 R09: ffffed103ee065e8
[ 45.827017][ T419] R10: ffffed103ee065e8 R11: 1ffff1103ee065e7 R12: 00000000810d6b41
[ 45.827029][ T419] R13: ffff88810ddf2e80 R14: 0000000000000003 R15: ffff88810d70b621
[ 45.827040][ T419] FS: 00007fa5314e16c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 45.827055][ T419] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 45.827067][ T419] CR2: 00007f7e7561f988 CR3: 0000000127c02000 CR4: 00000000003506b0
[ 45.827082][ T419] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 45.827091][ T419] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 45.827101][ T419] Call Trace:
[ 45.827105][ T419]
[ 45.827111][ T419] vm_area_free_no_check+0x132/0x140
[ 45.847424][ T426] CPU: 1 PID: 426 Comm: syz-executor.2 Not tainted syzkaller #0
[ 45.866451][ T419] copy_mm+0xe7d/0x13a0
[ 45.876283][ T426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 45.876297][ T426] Call Trace:
[ 45.876302][ T426]
[ 45.876307][ T426] __dump_stack+0x21/0x30
[ 45.876326][ T426] dump_stack_lvl+0xee/0x150
[ 45.876340][ T426] ? show_regs_print_info+0x20/0x20
[ 45.876355][ T426] dump_stack+0x15/0x20
[ 45.876369][ T426] should_fail+0x3c1/0x510
[ 45.882957][ T419] ? copy_signal+0x600/0x600
[ 45.890740][ T426] should_fail_alloc_page+0x55/0x80
[ 45.890765][ T426] prepare_alloc_pages+0x156/0x600
[ 45.890778][ T426] ? __alloc_pages_bulk+0xab0/0xab0
[ 45.890793][ T426] __alloc_pages+0x10a/0x440
[ 45.890804][ T426] ? prep_new_page+0x110/0x110
[ 45.890818][ T426] ? arch_stack_walk+0xee/0x140
[ 45.890837][ T426] pte_alloc_one+0x70/0x180
[ 45.890852][ T426] ? pfn_modify_allowed+0x2f0/0x2f0
[ 45.890866][ T426] ? stack_trace_save+0x98/0xe0
[ 45.890881][ T426] ? __stack_depot_save+0x34/0x480
[ 45.899895][ T419] ? __init_rwsem+0xfc/0x1d0
[ 45.907090][ T426] ? copy_mm+0x9d1/0x13a0
[ 45.907109][ T426] ? copy_process+0x115c/0x3210
[ 45.907125][ T426] ? kernel_clone+0x23f/0x940
[ 45.907140][ T426] __pte_alloc+0x75/0x290
[ 45.915555][ T419] ? copy_signal+0x4cb/0x600
[ 45.923222][ T426] ? __kasan_slab_alloc+0xcf/0xf0
[ 45.932652][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 45.938841][ T426] ? free_pgtables+0x280/0x280
[ 45.938866][ T426] ? anon_vma_fork+0x200/0x510
[ 45.938878][ T426] ? copy_mm+0x9d1/0x13a0
[ 45.938890][ T426] ? copy_process+0x115c/0x3210
[ 45.961086][ T419] copy_process+0x115c/0x3210
[ 45.962850][ T426] ? kernel_clone+0x23f/0x940
[ 45.974332][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 45.974427][ T426] ? __x64_sys_clone+0x176/0x1d0
[ 45.982507][ T419] ? __kasan_check_write+0x14/0x20
[ 45.986525][ T426] ? do_syscall_64+0x4c/0xa0
[ 45.986545][ T426] copy_page_range+0x2348/0x2890
[ 45.986564][ T426] ? pfn_valid+0x1d0/0x1d0
[ 45.986579][ T426] copy_mm+0xbe2/0x13a0
[ 45.986594][ T426] ? copy_signal+0x600/0x600
[ 46.005405][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 46.007554][ T426] ? __init_rwsem+0xfc/0x1d0
[ 46.020003][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 46.021518][ T426] ? copy_signal+0x4cb/0x600
[ 46.037296][ T419] ? __pidfd_prepare+0x150/0x150
[ 46.040990][ T426] copy_process+0x115c/0x3210
[ 46.062975][ T419] ? security_file_permission+0x83/0xa0
[ 46.065646][ T426] ? __kasan_check_write+0x14/0x20
[ 46.065671][ T426] ? __pidfd_prepare+0x150/0x150
[ 46.065689][ T426] ? security_file_permission+0x83/0xa0
[ 46.070971][ T419] kernel_clone+0x23f/0x940
[ 46.075878][ T426] kernel_clone+0x23f/0x940
[ 46.075895][ T426] ? create_io_thread+0x130/0x130
[ 46.075910][ T426] ? __kasan_check_write+0x14/0x20
[ 46.075922][ T426] ? mutex_unlock+0x89/0x220
[ 46.075936][ T426] __x64_sys_clone+0x176/0x1d0
[ 46.075949][ T426] ? __kasan_check_write+0x14/0x20
[ 46.075963][ T426] ? __ia32_sys_vfork+0xf0/0xf0
[ 46.103850][ T419] ? create_io_thread+0x130/0x130
[ 46.103967][ T426] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 46.117432][ T419] ? __kasan_check_write+0x14/0x20
[ 46.121784][ T426] x64_sys_call+0x41f/0x9a0
[ 46.121808][ T426] do_syscall_64+0x4c/0xa0
[ 46.142941][ T419] ? mutex_unlock+0x89/0x220
[ 46.145321][ T426] ? clear_bhb_loop+0x50/0xa0
[ 46.145337][ T426] ? clear_bhb_loop+0x50/0xa0
[ 46.145348][ T426] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 46.145364][ T426] RIP: 0033:0x7fb8a13feae9
[ 46.145378][ 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
[ 46.157731][ T419] __x64_sys_clone+0x176/0x1d0
[ 46.158207][ T426] RSP: 002b:00007fb8a0f81078 EFLAGS: 00000206
[ 46.163470][ T419] ? __kasan_check_write+0x14/0x20
[ 46.168553][ T426] ORIG_RAX: 0000000000000038
[ 46.168561][ T426] RAX: ffffffffffffffda RBX: 00007fb8a151df80 RCX: 00007fb8a13feae9
[ 46.168570][ T426] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000600
[ 46.168578][ T426] RBP: 00007fb8a0f81120 R08: 0000000000000000 R09: 0000000000000000
[ 46.168586][ T426] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000002
[ 46.168595][ T426] R13: 000000000000000b R14: 00007fb8a151df80 R15: 00007fffee163248
[ 46.168607][ T426]
[ 46.187559][ T429] FAULT_INJECTION: forcing a failure.
[ 46.187559][ T429] name failslab, interval 1, probability 0, space 0, times 0
[ 46.197882][ T424] CPU: 0 PID: 424 Comm: syz-executor.0 Not tainted syzkaller #0
[ 46.212223][ T432] FAULT_INJECTION: forcing a failure.
[ 46.212223][ T432] name failslab, interval 1, probability 0, space 0, times 0
[ 46.212482][ T424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 46.212493][ T424] Call Trace:
[ 46.212498][ T424]
[ 46.212503][ T424] __dump_stack+0x21/0x30
[ 46.245985][ T419] ? __ia32_sys_vfork+0xf0/0xf0
[ 46.248340][ T424] dump_stack_lvl+0xee/0x150
[ 46.248361][ T424] ? show_regs_print_info+0x20/0x20
[ 46.253123][ T419] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 46.257526][ T424] dump_stack+0x15/0x20
[ 46.257550][ T424] should_fail+0x3c1/0x510
[ 46.257565][ T424] should_fail_alloc_page+0x55/0x80
[ 46.257582][ T424] prepare_alloc_pages+0x156/0x600
[ 46.275563][ T419] x64_sys_call+0x41f/0x9a0
[ 46.277076][ T424] ? __alloc_pages_bulk+0xab0/0xab0
[ 46.277099][ T424] __alloc_pages+0x10a/0x440
[ 46.285627][ T419] do_syscall_64+0x4c/0xa0
[ 46.287230][ T424] ? prep_new_page+0x110/0x110
[ 46.287252][ T424] ? __mod_node_page_state+0x9e/0xd0
[ 46.298610][ T419] ? clear_bhb_loop+0x50/0xa0
[ 46.298647][ T424] ? __mod_lruvec_page_state+0x15d/0x1c0
[ 46.314507][ T419] ? clear_bhb_loop+0x50/0xa0
[ 46.317273][ T424] pte_alloc_one+0x70/0x180
[ 46.317291][ T424] ? pfn_modify_allowed+0x2f0/0x2f0
[ 46.317306][ T424] ? stack_trace_save+0x98/0xe0
[ 46.325225][ T419] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 46.326611][ T424] ? __stack_depot_save+0x34/0x480
[ 46.338933][ T419] RIP: 0033:0x7fa53195eae9
[ 46.356465][ T424] ? copy_mm+0x9d1/0x13a0
[ 46.356491][ T424] ? copy_process+0x115c/0x3210
[ 46.356508][ T424] __pte_alloc+0x75/0x290
[ 46.356523][ T424] ? __kasan_check_write+0x14/0x20
[ 46.356538][ T424] ? _raw_spin_lock+0x8e/0xe0
[ 46.356553][ T424] ? free_pgtables+0x280/0x280
[ 46.356565][ T424] ? __kasan_check_write+0x14/0x20
[ 46.356580][ T424] ? add_mm_rss_vec+0x209/0x220
[ 46.356595][ T424] copy_page_range+0x2348/0x2890
[ 46.356610][ T424] ? pfn_valid+0x1d0/0x1d0
[ 46.356620][ T424] ? anon_vma_interval_tree_insert+0x363/0x380
[ 46.356640][ T424] copy_mm+0xbe2/0x13a0
[ 46.395962][ 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
[ 46.401780][ T424] ? copy_signal+0x600/0x600
[ 46.441618][ T419] RSP: 002b:00007fa5314e1078 EFLAGS: 00000206
[ 46.453971][ T424] ? __init_rwsem+0xfc/0x1d0
[ 46.453997][ T424] ? copy_signal+0x4cb/0x600
[ 46.454010][ T424] copy_process+0x115c/0x3210
[ 46.514216][ T419] ORIG_RAX: 0000000000000038
[ 46.514674][ T424] ? __kasan_check_write+0x14/0x20
[ 46.530315][ T419] RAX: ffffffffffffffda RBX: 00007fa531a7df80 RCX: 00007fa53195eae9
[ 46.533964][ T424] ? __pidfd_prepare+0x150/0x150
[ 46.556026][ T419] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000600
[ 46.559069][ T424] ? security_file_permission+0x83/0xa0
[ 46.571153][ T419] RBP: 00007fa5314e1120 R08: 0000000000000000 R09: 0000000000000000
[ 46.573683][ T424] kernel_clone+0x23f/0x940
[ 46.598051][ T419] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000002
[ 46.598299][ T424] ? create_io_thread+0x130/0x130
[ 46.614830][ T419] R13: 000000000000000b R14: 00007fa531a7df80 R15: 00007ffe9319d808
[ 46.617471][ T424] ? __kasan_check_write+0x14/0x20
[ 46.617495][ T424] ? mutex_unlock+0x89/0x220
[ 46.617512][ T424] __x64_sys_clone+0x176/0x1d0
[ 46.628225][ T419]
[ 46.632526][ T424] ? __kasan_check_write+0x14/0x20
[ 46.632550][ T424] ? __ia32_sys_vfork+0xf0/0xf0
[ 46.632568][ T424] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 46.632584][ T424] x64_sys_call+0x41f/0x9a0
[ 46.632600][ T424] do_syscall_64+0x4c/0xa0
[ 46.632624][ T424] ? clear_bhb_loop+0x50/0xa0
[ 46.632639][ T424] ? clear_bhb_loop+0x50/0xa0
[ 46.632652][ T424] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 46.632670][ T424] RIP: 0033:0x7f7e754feae9
[ 46.632686][ 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
[ 46.632700][ T424] RSP: 002b:00007f7e75081078 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
[ 46.632719][ T424] RAX: ffffffffffffffda RBX: 00007f7e7561df80 RCX: 00007f7e754feae9
[ 46.632731][ T424] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000600
[ 46.632741][ T424] RBP: 00007f7e75081120 R08: 0000000000000000 R09: 0000000000000000
[ 46.632752][ T424] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000002
[ 46.632762][ T424] R13: 000000000000000b R14: 00007f7e7561df80 R15: 00007fff9655db48
[ 46.632774][ T424]
[ 46.640081][ T433] FAULT_INJECTION: forcing a failure.
[ 46.640081][ T433] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 46.646367][ T429] CPU: 1 PID: 429 Comm: syz-executor.3 Not tainted syzkaller #0
[ 46.916385][ T429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 46.926617][ T429] Call Trace:
[ 46.929967][ T429]
[ 46.932879][ T429] __dump_stack+0x21/0x30
[ 46.937199][ T429] dump_stack_lvl+0xee/0x150
[ 46.941868][ T429] ? show_regs_print_info+0x20/0x20
[ 46.947226][ T429] ? avc_denied+0x1b0/0x1b0
[ 46.951714][ T429] dump_stack+0x15/0x20
[ 46.955851][ T429] should_fail+0x3c1/0x510
[ 46.960256][ T429] __should_failslab+0xa4/0xe0
[ 46.965002][ T429] should_failslab+0x9/0x20
[ 46.969485][ T429] slab_pre_alloc_hook+0x3b/0xe0
[ 46.974489][ T429] ? vm_area_dup+0x26/0x210
[ 46.978975][ T429] kmem_cache_alloc+0x44/0x260
[ 46.983719][ T429] vm_area_dup+0x26/0x210
[ 46.988204][ T429] copy_mm+0x93a/0x13a0
[ 46.992340][ T429] ? copy_signal+0x600/0x600
[ 46.997089][ T429] ? __init_rwsem+0xfc/0x1d0
[ 47.001865][ T429] ? copy_signal+0x4cb/0x600
[ 47.006443][ T429] copy_process+0x115c/0x3210
[ 47.011105][ T429] ? __kasan_check_write+0x14/0x20
[ 47.016287][ T429] ? __pidfd_prepare+0x150/0x150
[ 47.021297][ T429] ? security_file_permission+0x83/0xa0
[ 47.026950][ T429] kernel_clone+0x23f/0x940
[ 47.031530][ T429] ? create_io_thread+0x130/0x130
[ 47.036796][ T429] ? __kasan_check_write+0x14/0x20
[ 47.041903][ T429] ? mutex_unlock+0x89/0x220
[ 47.046744][ T429] __x64_sys_clone+0x176/0x1d0
[ 47.051502][ T429] ? __kasan_check_write+0x14/0x20
[ 47.056609][ T429] ? __ia32_sys_vfork+0xf0/0xf0
[ 47.061446][ T429] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 47.067581][ T429] x64_sys_call+0x41f/0x9a0
[ 47.072063][ T429] do_syscall_64+0x4c/0xa0
[ 47.076548][ T429] ? clear_bhb_loop+0x50/0xa0
[ 47.081208][ T429] ? clear_bhb_loop+0x50/0xa0
[ 47.085867][ T429] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 47.091768][ T429] RIP: 0033:0x7f42ab4e8ae9
[ 47.096439][ 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
[ 47.116206][ T429] RSP: 002b:00007f42ab06b078 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
[ 47.124704][ T429] RAX: ffffffffffffffda RBX: 00007f42ab607f80 RCX: 00007f42ab4e8ae9
[ 47.132697][ T429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000600
[ 47.141000][ T429] RBP: 00007f42ab06b120 R08: 0000000000000000 R09: 0000000000000000
[ 47.149042][ T429] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000002
[ 47.156994][ T429] R13: 000000000000000b R14: 00007f42ab607f80 R15: 00007ffdc773a3b8
[ 47.164950][ T429]
[ 47.170836][ T433] CPU: 0 PID: 433 Comm: syz-executor.2 Not tainted syzkaller #0
[ 47.178587][ T433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 47.188828][ T433] Call Trace:
[ 47.192263][ T433]
[ 47.195287][ T433] __dump_stack+0x21/0x30
[ 47.199642][ T433] dump_stack_lvl+0xee/0x150
[ 47.204510][ T433] ? show_regs_print_info+0x20/0x20
[ 47.209793][ T433] dump_stack+0x15/0x20
[ 47.213959][ T433] should_fail+0x3c1/0x510
[ 47.217295][ T419] ---[ end trace 2804a0a416f722fb ]---
[ 47.218457][ T433] should_fail_alloc_page+0x55/0x80
[ 47.228021][ T419] BUG: unable to handle page fault for address: ffffed1800000012
[ 47.229178][ T433] prepare_alloc_pages+0x156/0x600
[ 47.237099][ T419] #PF: supervisor read access in kernel mode
[ 47.242186][ T433] ? __alloc_pages_bulk+0xab0/0xab0
[ 47.248245][ T419] #PF: error_code(0x0000) - not-present page
[ 47.253506][ T433] __alloc_pages+0x10a/0x440
[ 47.259460][ T419] PGD 23fff2067 P4D 23fff2067
[ 47.264142][ T433] ? prep_new_page+0x110/0x110
[ 47.264151][ T419] PUD 0
[ 47.264161][ T433] ? arch_stack_walk+0xee/0x140
[ 47.269063][ T419]
[ 47.269069][ T419] Oops: 0000 [#1] PREEMPT SMP KASAN
[ 47.273805][ T433] pte_alloc_one+0x70/0x180
[ 47.276668][ T419] CPU: 1 PID: 419 Comm: syz-executor.4 Tainted: G W syzkaller #0
[ 47.281585][ T433] ? pfn_modify_allowed+0x2f0/0x2f0
[ 47.283891][ T419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 47.289141][ T433] ? stack_trace_save+0x98/0xe0
[ 47.293617][ T419] RIP: 0010:__rb_erase_color+0x7ca/0xaf0
[ 47.302604][ T433] ? __stack_depot_save+0x34/0x480
[ 47.307783][ T419] Code: 3a ff 4d 89 27 48 8b 45 d0 48 89 18 4d 85 f6 0f 84 87 00 00 00 49 8d 5e 10 49 89 dc 49 c1 ec 03 48 b8 00 00 00 00 00 fc ff df <41> 80 3c 04 00 74 08 48 89 df e8 67 b3 3a ff 48 8b 45 d0 48 39 03
[ 47.318286][ T433] ? copy_mm+0x9d1/0x13a0
[ 47.324466][ T419] RSP: 0018:ffffc900011bf6c0 EFLAGS: 00010a06
[ 47.330254][ T433] ? copy_process+0x115c/0x3210
[ 47.335439][ T419]
[ 47.335446][ T419] RAX: dffffc0000000000 RBX: ffff88c000000090 RCX: dffffc0000000000
[ 47.355131][ T433] ? kernel_clone+0x23f/0x940
[ 47.359450][ T419] RDX: ffffffff819b0830 RSI: 1ffff11021329872 RDI: ffff88810d70b620
[ 47.365586][ T433] __pte_alloc+0x75/0x290
[ 47.370507][ T419] RBP: ffffc900011bf720 R08: dffffc0000000000 R09: ffffed1021329876
[ 47.372848][ T433] ? __kasan_check_write+0x14/0x20
[ 47.381083][ T419] R10: ffffed1021329876 R11: 1ffff11021329875 R12: 1ffff11800000012
[ 47.385754][ T433] ? _raw_spin_lock+0x8e/0xe0
[ 47.394107][ T419] R13: ffff88810d70a058 R14: ffff88c000000080 R15: ffff88810d70be38
[ 47.398523][ T433] ? free_pgtables+0x280/0x280
[ 47.406487][ T419] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 47.411659][ T433] ? __kasan_check_write+0x14/0x20
[ 47.419956][ T419] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 47.424623][ T433] ? add_mm_rss_vec+0x209/0x220
[ 47.432677][ T419] CR2: ffffed1800000012 CR3: 000000000660f000 CR4: 00000000003506a0
[ 47.437413][ T433] copy_page_range+0x2348/0x2890
[ 47.446315][ T419] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 47.451432][ T433] ? pfn_valid+0x1d0/0x1d0
[ 47.458244][ T419] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 47.463096][ T433] ? anon_vma_interval_tree_insert+0x363/0x380
[ 47.471140][ T419] Call Trace:
[ 47.476176][ T433] copy_mm+0xbe2/0x13a0
[ 47.484313][ T419]
[ 47.488717][ T433] ? copy_signal+0x600/0x600
[ 47.496724][ T419] ? anon_vma_interval_tree_iter_next+0x380/0x380
[ 47.502957][ T433] ? __init_rwsem+0xfc/0x1d0
[ 47.506228][ T419] vma_interval_tree_remove+0xadf/0xb00
[ 47.510566][ T433] ? copy_signal+0x4cb/0x600
[ 47.513574][ T419] unlink_file_vma+0xda/0xf0
[ 47.518179][ T433] copy_process+0x115c/0x3210
[ 47.524739][ T419] free_pgtables+0x139/0x280
[ 47.529330][ T433] ? __kasan_check_write+0x14/0x20
[ 47.535487][ T419] exit_mmap+0x407/0x860
[ 47.540161][ T433] ? __pidfd_prepare+0x150/0x150
[ 47.544738][ T419] ? vm_brk+0x30/0x30
[ 47.549423][ T433] ? security_file_permission+0x83/0xa0
[ 47.553999][ T419] ? mutex_unlock+0x89/0x220
[ 47.559080][ T433] kernel_clone+0x23f/0x940
[ 47.563300][ T419] ? uprobe_clear_state+0x2c1/0x320
[ 47.568292][ T433] ? create_io_thread+0x130/0x130
[ 47.572402][ T419] __mmput+0x93/0x320
[ 47.578008][ T433] ? __kasan_check_write+0x14/0x20
[ 47.582570][ T419] ? mmput+0x48/0x150
[ 47.587046][ T433] ? mutex_unlock+0x89/0x220
[ 47.592221][ T419] mmput+0x50/0x150
[ 47.597301][ T433] __x64_sys_clone+0x176/0x1d0
[ 47.601260][ T419] do_exit+0x9d2/0x27a0
[ 47.606345][ T433] ? __kasan_check_write+0x14/0x20
[ 47.610296][ T419] ? kasan_save_stack+0x49/0x60
[ 47.614856][ T433] ? __ia32_sys_vfork+0xf0/0xf0
[ 47.618721][ T419] ? syscall_exit_to_user_mode+0x1a/0x30
[ 47.623550][ T433] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 47.627966][ T419] ? put_task_struct+0x90/0x90
[ 47.633050][ T433] x64_sys_call+0x41f/0x9a0
[ 47.638045][ T419] ? futex_exit_release+0x1d0/0x1d0
[ 47.642873][ T433] do_syscall_64+0x4c/0xa0
[ 47.648476][ T419] ? __kasan_check_write+0x14/0x20
[ 47.654509][ T433] ? clear_bhb_loop+0x50/0xa0
[ 47.659238][ T419] ? _raw_spin_lock_irq+0x8f/0xe0
[ 47.663709][ T433] ? clear_bhb_loop+0x50/0xa0
[ 47.669429][ T419] do_group_exit+0x141/0x310
[ 47.673818][ T433] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 47.678992][ T419] ? __kasan_check_write+0x14/0x20
[ 47.683904][ T433] RIP: 0033:0x7fb8a13feae9
[ 47.688903][ T419] get_signal+0x66a/0x1480
[ 47.693551][ 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
[ 47.698109][ T419] arch_do_signal_or_restart+0xc1/0x10f0
[ 47.703965][ T433] RSP: 002b:00007fb8a0f81078 EFLAGS: 00000206
[ 47.709181][ T419] ? rcu_gp_kthread_wake+0x90/0x90
[ 47.713682][ T433] ORIG_RAX: 0000000000000038
[ 47.718164][ T419] ? percpu_counter_add_batch+0x13c/0x160
[ 47.738104][ T433] RAX: ffffffffffffffda RBX: 00007fb8a151df80 RCX: 00007fb8a13feae9
[ 47.743728][ T419] ? get_sigframe_size+0x10/0x10
[ 47.749855][ T433] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000600
[ 47.754945][ T419] ? __se_sys_futex+0x139/0x310
[ 47.759685][ T433] RBP: 00007fb8a0f81120 R08: 0000000000000000 R09: 0000000000000000
[ 47.765375][ T419] ? ____fput+0x15/0x20
[ 47.773415][ T433] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000002
[ 47.778326][ T419] exit_to_user_mode_loop+0xa7/0xe0
[ 47.786270][ T433] R13: 000000000000000b R14: 00007fb8a151df80 R15: 00007fffee163248
[ 47.791094][ T419] exit_to_user_mode_prepare+0x87/0xd0
[ 47.799063][ T433]
[ 47.803282][ T419] syscall_exit_to_user_mode+0x1a/0x30
[ 47.838923][ T419] do_syscall_64+0x58/0xa0
[ 47.843335][ T419] ? clear_bhb_loop+0x50/0xa0
[ 47.848081][ T419] ? clear_bhb_loop+0x50/0xa0
[ 47.852742][ T419] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 47.858615][ T419] RIP: 0033:0x7fa53195eae9
[ 47.863015][ T419] Code: Unable to access opcode bytes at RIP 0x7fa53195eabf.
[ 47.870359][ T419] RSP: 002b:00007fa5314e1178 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 47.878784][ T419] RAX: fffffffffffffe00 RBX: 00007fa531a7df88 RCX: 00007fa53195eae9
[ 47.886917][ T419] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fa531a7df88
[ 47.894957][ T419] RBP: 00007fa531a7df80 R08: 00007fa5314e16c0 R09: 00007fa5314e16c0
[ 47.903019][ T419] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa531a7df8c
[ 47.911065][ T419] R13: 000000000000000b R14: 00007ffe9319d720 R15: 00007ffe9319d808
[ 47.919075][ T419]
[ 47.922106][ T419] Modules linked in:
[ 47.926078][ T419] CR2: ffffed1800000012
[ 47.930221][ T419] ---[ end trace 2804a0a416f722fc ]---
[ 47.935682][ T419] RIP: 0010:__rb_erase_color+0x7ca/0xaf0
[ 47.941410][ T419] Code: 3a ff 4d 89 27 48 8b 45 d0 48 89 18 4d 85 f6 0f 84 87 00 00 00 49 8d 5e 10 49 89 dc 49 c1 ec 03 48 b8 00 00 00 00 00 fc ff df <41> 80 3c 04 00 74 08 48 89 df e8 67 b3 3a ff 48 8b 45 d0 48 39 03
[ 47.961200][ T419] RSP: 0018:ffffc900011bf6c0 EFLAGS: 00010a06
[ 47.967252][ T419] RAX: dffffc0000000000 RBX: ffff88c000000090 RCX: dffffc0000000000
[ 47.975205][ T419] RDX: ffffffff819b0830 RSI: 1ffff11021329872 RDI: ffff88810d70b620
[ 47.983160][ T419] RBP: ffffc900011bf720 R08: dffffc0000000000 R09: ffffed1021329876
[ 47.991372][ T419] R10: ffffed1021329876 R11: 1ffff11021329875 R12: 1ffff11800000012
[ 47.999542][ T419] R13: ffff88810d70a058 R14: ffff88c000000080 R15: ffff88810d70be38
[ 48.007600][ T419] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 48.016651][ T419] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.023596][ T419] CR2: ffffed1800000012 CR3: 000000000660f000 CR4: 00000000003506a0
[ 48.031579][ T419] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 48.039655][ T419] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 48.047708][ T419] Kernel panic - not syncing: Fatal exception
[ 48.054413][ T419] Kernel Offset: disabled
[ 48.058737][ T419] Rebooting in 86400 seconds..