last executing test programs: 17.453779493s ago: executing program 1 (id=2): r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xffffffffffffffff) keyctl$clear(0x7, r0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./dbg\x00', 0x1ff) sendmsg$kcm(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000400)=[{&(0x7f0000000000)="1400000010003507d25a806f8c6394f90324fc60", 0x14}], 0x1}, 0x8800) mount(0x0, &(0x7f0000000000)='./dbg\x00', &(0x7f0000000040)='debugfs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./dbg/failslab/ignore-gfp-wait\x00', 0x1, 0x0) write(r1, &(0x7f00000000c0)='N', 0x1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./dbg/failslab/times\x00', 0x1, 0x0) setsockopt$XDP_RX_RING(r1, 0x11b, 0x2, &(0x7f0000000680)=0x1130581, 0x4) write(r2, &(0x7f0000000140)='1000\x00', 0x4) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./dbg/failslab/space\x00', 0x8001, 0xc1) write(r3, &(0x7f00000001c0)='0\x00', 0x1) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./dbg/failslab/probability\x00', 0x1, 0x0) write(r5, &(0x7f0000000280)='1\x00', 0x1) ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000040)='./bus\x00', 0x0, &(0x7f00000001c0)={[{@resgid}, {@barrier_val={'barrier', 0x3d, 0x2}}, {@oldalloc}]}, 0x1, 0x400, &(0x7f0000000280)="$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") r6 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0) write$binfmt_script(r6, &(0x7f0000000780)={'#! ', './file0', [], 0xa, "14369afd9845f99c94b94f5a16b48fe862b18b5b66068a37565a6a9ba7ff235fdee7d61f5bc28914df6dfd94bc86b23047a5"}, 0x3d) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r6, 0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9) syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) openat$fuse(0xffffffffffffff9c, &(0x7f0000000280), 0x42, 0x0) r7 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r7, 0x29, 0x20, &(0x7f0000000280)={@mcast2, 0x800, 0x0, 0x103, 0x1}, 0x20) unshare(0x44040000) 0s ago: executing program 32 (id=2): r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xffffffffffffffff) keyctl$clear(0x7, r0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./dbg\x00', 0x1ff) sendmsg$kcm(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000400)=[{&(0x7f0000000000)="1400000010003507d25a806f8c6394f90324fc60", 0x14}], 0x1}, 0x8800) mount(0x0, &(0x7f0000000000)='./dbg\x00', &(0x7f0000000040)='debugfs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./dbg/failslab/ignore-gfp-wait\x00', 0x1, 0x0) write(r1, &(0x7f00000000c0)='N', 0x1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./dbg/failslab/times\x00', 0x1, 0x0) setsockopt$XDP_RX_RING(r1, 0x11b, 0x2, &(0x7f0000000680)=0x1130581, 0x4) write(r2, &(0x7f0000000140)='1000\x00', 0x4) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./dbg/failslab/space\x00', 0x8001, 0xc1) write(r3, &(0x7f00000001c0)='0\x00', 0x1) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./dbg/failslab/probability\x00', 0x1, 0x0) write(r5, &(0x7f0000000280)='1\x00', 0x1) ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000040)='./bus\x00', 0x0, &(0x7f00000001c0)={[{@resgid}, {@barrier_val={'barrier', 0x3d, 0x2}}, {@oldalloc}]}, 0x1, 0x400, &(0x7f0000000280)="$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") r6 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0) write$binfmt_script(r6, &(0x7f0000000780)={'#! ', './file0', [], 0xa, "14369afd9845f99c94b94f5a16b48fe862b18b5b66068a37565a6a9ba7ff235fdee7d61f5bc28914df6dfd94bc86b23047a5"}, 0x3d) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r6, 0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9) syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) openat$fuse(0xffffffffffffff9c, &(0x7f0000000280), 0x42, 0x0) r7 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r7, 0x29, 0x20, &(0x7f0000000280)={@mcast2, 0x800, 0x0, 0x103, 0x1}, 0x20) unshare(0x44040000) kernel console output (not intermixed with test programs): x20 [ 122.197122][ C0] ? load_image+0x410/0x410 [ 122.201632][ C0] ? prandom_u32+0x217/0x250 [ 122.206249][ C0] should_fail+0x383/0x4b0 [ 122.210693][ C0] should_failslab+0x5/0x20 [ 122.215198][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 122.220167][ C0] __kmalloc_node_track_caller+0x68/0x3a0 [ 122.225888][ C0] ? __netdev_alloc_skb+0x110/0x4c0 [ 122.231097][ C0] ? __alloc_skb+0xf4/0x750 [ 122.235638][ C0] ? __netdev_alloc_skb+0x110/0x4c0 [ 122.240843][ C0] __alloc_skb+0x22c/0x750 [ 122.245266][ C0] __netdev_alloc_skb+0x110/0x4c0 [ 122.250303][ C0] ? __alloc_skb+0x750/0x750 [ 122.254918][ C0] ? do_raw_spin_unlock+0x11d/0x230 [ 122.260127][ C0] batadv_iv_ogm_queue_add+0x833/0xdb0 [ 122.265588][ C0] ? __lock_acquire+0x7b50/0x7b50 [ 122.270634][ C0] batadv_iv_ogm_schedule+0x81f/0x1000 [ 122.276100][ C0] ? pskb_expand_head+0xb45/0x1100 [ 122.281237][ C0] ? batadv_iv_send_outstanding_bat_ogm_packet+0x800/0x800 [ 122.288459][ C0] ? batadv_send_skb_packet+0x36e/0x580 [ 122.294011][ C0] batadv_iv_send_outstanding_bat_ogm_packet+0x6e9/0x800 [ 122.301055][ C0] process_one_work+0x867/0xff0 [ 122.305921][ C0] ? worker_detach_from_pool+0x240/0x240 [ 122.311567][ C0] ? lockdep_hardirqs_off+0x70/0x100 [ 122.316869][ C0] ? _raw_spin_lock_irq+0xb7/0xf0 [ 122.321907][ C0] ? _raw_spin_lock_irqsave+0x100/0x100 [ 122.327466][ C0] ? wq_worker_running+0x97/0x170 [ 122.332501][ C0] worker_thread+0xad7/0x12a0 [ 122.337208][ C0] kthread+0x42e/0x520 [ 122.341288][ C0] ? rcu_lock_release+0x20/0x20 [ 122.346151][ C0] ? kthread_blkcg+0xd0/0xd0 [ 122.350767][ C0] ret_from_fork+0x1f/0x30 [ 122.355201][ C0] [ 122.360606][ T3852] FAULT_INJECTION: forcing a failure. [ 122.360606][ T3852] name failslab, interval 1, probability 1, space 0, times 834 [ 122.371780][ T3548] CPU: 0 PID: 3548 Comm: klogd Not tainted syzkaller #0 [ 122.380535][ T3548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 122.390619][ T3548] Call Trace: [ 122.393922][ T3548] [ 122.396869][ T3548] dump_stack_lvl+0x188/0x250 [ 122.401579][ T3548] ? show_regs_print_info+0x20/0x20 [ 122.404860][ T23] FAULT_INJECTION: forcing a failure. [ 122.404860][ T23] name failslab, interval 1, probability 1, space 0, times 834 [ 122.406802][ T3548] ? load_image+0x410/0x410 [ 122.424078][ T3548] ? prandom_u32+0x217/0x250 [ 122.428726][ T3548] should_fail+0x383/0x4b0 [ 122.433172][ T3548] should_failslab+0x5/0x20 [ 122.437697][ T3548] slab_pre_alloc_hook+0x51/0xc0 [ 122.442683][ T3548] __kmalloc_node_track_caller+0x68/0x3a0 [ 122.448427][ T3548] ? alloc_skb_with_frags+0xa7/0x720 [ 122.453728][ T3548] ? __alloc_skb+0xf4/0x750 [ 122.458250][ T3548] ? alloc_skb_with_frags+0xa7/0x720 [ 122.463560][ T3548] __alloc_skb+0x22c/0x750 [ 122.468002][ T3548] alloc_skb_with_frags+0xa7/0x720 [ 122.473140][ T3548] ? _raw_spin_unlock_irqrestore+0x10d/0x120 [ 122.479144][ T3548] sock_alloc_send_pskb+0x87f/0x9a0 [ 122.484388][ T3548] ? sock_kzfree_s+0x50/0x50 [ 122.489014][ T3548] ? do_raw_spin_lock+0x128/0x2f0 [ 122.494059][ T3548] ? __rwlock_init+0x140/0x140 [ 122.498835][ T3548] ? mark_lock+0x94/0x320 [ 122.503182][ T3548] ? do_raw_spin_unlock+0x11d/0x230 [ 122.508418][ T3548] unix_dgram_sendmsg+0x6f8/0x19c0 [ 122.513561][ T3548] ? aa_sk_perm+0x7dc/0x910 [ 122.518103][ T3548] ? aa_af_perm+0x340/0x340 [ 122.522644][ T3548] ? unix_dgram_poll+0x680/0x680 [ 122.527608][ T3548] ? tomoyo_socket_sendmsg_permission+0x1dd/0x2f0 [ 122.534091][ T3548] ? apparmor_socket_sendmsg+0x88/0x230 [ 122.539658][ T3548] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 122.544964][ T3548] ? security_socket_sendmsg+0x7c/0xa0 [ 122.550450][ T3548] __sys_sendto+0x46d/0x620 [ 122.554973][ T3548] ? __ia32_sys_getpeername+0x80/0x80 [ 122.560384][ T3548] ? lock_chain_count+0x20/0x20 [ 122.565259][ T3548] __x64_sys_sendto+0xda/0xf0 [ 122.569963][ T3548] do_syscall_64+0x4c/0xa0 [ 122.574420][ T3548] ? clear_bhb_loop+0x30/0x80 [ 122.579150][ T3548] ? clear_bhb_loop+0x30/0x80 [ 122.583875][ T3548] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 122.589808][ T3548] RIP: 0033:0x7f0e5eb9f407 [ 122.594247][ T3548] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 122.613959][ T3548] RSP: 002b:00007ffc9f94a530 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 122.622419][ T3548] RAX: ffffffffffffffda RBX: 00007f0e5ea4fc80 RCX: 00007f0e5eb9f407 [ 122.630415][ T3548] RDX: 000000000000004f RSI: 00007ffc9f94a670 RDI: 0000000000000003 [ 122.638513][ T3548] RBP: 00007ffc9f94aaa0 R08: 0000000000000000 R09: 0000000000000000 [ 122.646500][ T3548] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffc9f94aab8 [ 122.654512][ T3548] R13: 00007ffc9f94a670 R14: 0000000000000034 R15: 00007ffc9f94a670 [ 122.662511][ T3548] [ 122.665550][ T23] CPU: 1 PID: 23 Comm: kworker/1:1 Not tainted syzkaller #0 [ 122.670296][ T4231] FAULT_INJECTION: forcing a failure. [ 122.670296][ T4231] name failslab, interval 1, probability 1, space 0, times 834 [ 122.672869][ T23] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 122.672886][ T23] Workqueue: events nsim_dev_trap_report_work [ 122.672928][ T23] Call Trace: [ 122.672938][ T23] [ 122.672947][ T23] dump_stack_lvl+0x188/0x250 [ 122.712744][ T23] ? show_regs_print_info+0x20/0x20 [ 122.717969][ T23] ? load_image+0x410/0x410 [ 122.722491][ T23] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 122.728499][ T23] ? prandom_u32+0x217/0x250 [ 122.733121][ T23] should_fail+0x383/0x4b0 [ 122.737563][ T23] should_failslab+0x5/0x20 [ 122.742083][ T23] slab_pre_alloc_hook+0x51/0xc0 [ 122.747129][ T23] kmem_cache_alloc_node+0x47/0x2c0 [ 122.752347][ T23] ? __alloc_skb+0xf4/0x750 [ 122.756875][ T23] __alloc_skb+0xf4/0x750 [ 122.761230][ T23] nsim_dev_trap_report_work+0x25c/0xab0 [ 122.766920][ T23] process_one_work+0x867/0xff0 [ 122.771809][ T23] ? worker_detach_from_pool+0x240/0x240 [ 122.777462][ T23] ? lockdep_hardirqs_off+0x70/0x100 [ 122.782772][ T23] ? _raw_spin_lock_irq+0xb7/0xf0 [ 122.787820][ T23] ? _raw_spin_lock_irqsave+0x100/0x100 [ 122.793515][ T23] ? wq_worker_running+0x97/0x170 [ 122.798566][ T23] worker_thread+0xad7/0x12a0 [ 122.803299][ T23] kthread+0x42e/0x520 [ 122.807389][ T23] ? rcu_lock_release+0x20/0x20 [ 122.812271][ T23] ? kthread_blkcg+0xd0/0xd0 [ 122.816897][ T23] ret_from_fork+0x1f/0x30 [ 122.821347][ T23] [ 122.824389][ T4231] CPU: 0 PID: 4231 Comm: kworker/0:6 Not tainted syzkaller #0 [ 122.831892][ T4231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 122.841762][ T3548] FAULT_INJECTION: forcing a failure. [ 122.841762][ T3548] name failslab, interval 1, probability 1, space 0, times 832 [ 122.841979][ T4231] Workqueue: events nsim_dev_trap_report_work [ 122.860954][ T4231] Call Trace: [ 122.864254][ T4231] [ 122.867272][ T4231] dump_stack_lvl+0x188/0x250 [ 122.871997][ T4231] ? show_regs_print_info+0x20/0x20 [ 122.877238][ T4231] ? load_image+0x410/0x410 [ 122.881796][ T4231] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 122.887936][ T4231] ? prandom_u32+0x217/0x250 [ 122.892562][ T4231] should_fail+0x383/0x4b0 [ 122.897018][ T4231] should_failslab+0x5/0x20 [ 122.901558][ T4231] slab_pre_alloc_hook+0x51/0xc0 [ 122.906526][ T4231] kmem_cache_alloc_node+0x47/0x2c0 [ 122.911747][ T4231] ? __alloc_skb+0xf4/0x750 [ 122.916287][ T4231] __alloc_skb+0xf4/0x750 [ 122.920651][ T4231] nsim_dev_trap_report_work+0x25c/0xab0 [ 122.926329][ T4231] process_one_work+0x867/0xff0 [ 122.931221][ T4231] ? worker_detach_from_pool+0x240/0x240 [ 122.936932][ T4231] ? lockdep_hardirqs_off+0x70/0x100 [ 122.942250][ T4231] ? _raw_spin_lock_irq+0xb7/0xf0 [ 122.947391][ T4231] ? _raw_spin_lock_irqsave+0x100/0x100 [ 122.952964][ T4231] ? wq_worker_running+0x97/0x170 [ 122.958024][ T4231] worker_thread+0xad7/0x12a0 [ 122.962753][ T4231] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 122.968680][ T4231] kthread+0x42e/0x520 [ 122.972773][ T4231] ? rcu_lock_release+0x20/0x20 [ 122.977661][ T4231] ? kthread_blkcg+0xd0/0xd0 [ 122.982293][ T4231] ret_from_fork+0x1f/0x30 [ 122.986789][ T4231] [ 122.989837][ T3852] CPU: 1 PID: 3852 Comm: dhcpcd Not tainted syzkaller #0 [ 122.996910][ T3852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 123.000183][ T3559] udevd[3559]: fork of child failed: Cannot allocate memory [ 123.006996][ T3852] Call Trace: [ 123.007006][ T3852] [ 123.007015][ T3852] dump_stack_lvl+0x188/0x250 [ 123.007057][ T3852] ? show_regs_print_info+0x20/0x20 [ 123.007083][ T3852] ? load_image+0x410/0x410 [ 123.017766][ T3559] FAULT_INJECTION: forcing a failure. [ 123.017766][ T3559] name failslab, interval 1, probability 1, space 0, times 830 [ 123.020618][ T3852] ? prandom_u32+0x217/0x250 [ 123.052521][ T3852] should_fail+0x383/0x4b0 [ 123.057061][ T3852] should_failslab+0x5/0x20 [ 123.061590][ T3852] slab_pre_alloc_hook+0x51/0xc0 [ 123.066565][ T3852] ? copy_mm+0x8b6/0x13d0 [ 123.070938][ T3852] kmem_cache_alloc+0x3d/0x280 [ 123.075758][ T3852] copy_mm+0x8b6/0x13d0 [ 123.079955][ T3852] ? copy_signal+0x610/0x610 [ 123.084565][ T3852] ? __init_rwsem+0x11e/0x160 [ 123.089405][ T3852] ? copy_signal+0x501/0x610 [ 123.094030][ T3852] copy_process+0x17fb/0x3ec0 [ 123.098749][ T3852] ? lockdep_hardirqs_on_prepare+0x7c0/0x7c0 [ 123.104806][ T3852] ? __pidfd_prepare+0x140/0x140 [ 123.109792][ T3852] ? verify_lock_unused+0x140/0x140 [ 123.115029][ T3852] kernel_clone+0x23f/0x990 [ 123.119561][ T3852] ? create_io_thread+0x180/0x180 [ 123.124634][ T3852] __x64_sys_clone+0x19a/0x210 [ 123.129431][ T3852] ? __ia32_sys_vfork+0x130/0x130 [ 123.134499][ T3852] ? lockdep_hardirqs_on+0x94/0x140 [ 123.139725][ T3852] do_syscall_64+0x4c/0xa0 [ 123.144175][ T3852] ? clear_bhb_loop+0x30/0x80 [ 123.148882][ T3852] ? clear_bhb_loop+0x30/0x80 [ 123.153592][ T3852] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 123.159509][ T3852] RIP: 0033:0x7f6363605636 [ 123.163947][ T3852] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 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 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 123.183586][ T3852] RSP: 002b:00007ffd0b6a47a0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 123.192053][ T3852] RAX: ffffffffffffffda RBX: 00007ffd0b6a47a8 RCX: 00007f6363605636 [ 123.200064][ T3852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 123.208067][ T3852] RBP: 00007ffd0b6c4cf0 R08: 0000000000000000 R09: 0000000000000001 [ 123.208070][ T154] FAULT_INJECTION: forcing a failure. [ 123.208070][ T154] name failslab, interval 1, probability 1, space 0, times 829 [ 123.228981][ T3852] R10: 00007f6363531a10 R11: 0000000000000246 R12: 00007ffd0b6a48e0 [ 123.236998][ T3852] R13: 0000000000000000 R14: 0000000000000000 R15: 000055c36ac1cac0 [ 123.245013][ T3852] [ 123.248059][ T154] CPU: 0 PID: 154 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 123.250941][ C1] FAULT_INJECTION: forcing a failure. [ 123.250941][ C1] name failslab, interval 1, probability 1, space 0, times 829 [ 123.255575][ T154] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 123.255593][ T154] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 123.286349][ T154] Call Trace: [ 123.289660][ T154] [ 123.292622][ T154] dump_stack_lvl+0x188/0x250 [ 123.297338][ T154] ? show_regs_print_info+0x20/0x20 [ 123.302572][ T154] ? load_image+0x410/0x410 [ 123.307135][ T154] ? prandom_u32+0x217/0x250 [ 123.311782][ T154] should_fail+0x383/0x4b0 [ 123.316241][ T154] should_failslab+0x5/0x20 [ 123.320785][ T154] slab_pre_alloc_hook+0x51/0xc0 [ 123.325915][ T154] kmem_cache_alloc_trace+0x47/0x290 [ 123.331248][ T154] ? batadv_forw_packet_alloc+0x174/0x360 [ 123.337032][ T154] batadv_forw_packet_alloc+0x174/0x360 [ 123.342612][ T154] batadv_iv_ogm_queue_add+0x86a/0xdb0 [ 123.348201][ T154] batadv_iv_ogm_schedule+0xb35/0x1000 [ 123.353703][ T154] ? pskb_expand_head+0xb45/0x1100 [ 123.358874][ T154] ? batadv_iv_send_outstanding_bat_ogm_packet+0x800/0x800 [ 123.366099][ T154] ? batadv_send_skb_packet+0x36e/0x580 [ 123.371681][ T154] batadv_iv_send_outstanding_bat_ogm_packet+0x6e9/0x800 [ 123.378750][ T154] process_one_work+0x867/0xff0 [ 123.383646][ T154] ? worker_detach_from_pool+0x240/0x240 [ 123.389306][ T154] ? lockdep_hardirqs_off+0x70/0x100 [ 123.394623][ T154] ? _raw_spin_lock_irq+0xb7/0xf0 [ 123.399676][ T154] ? _raw_spin_lock_irqsave+0x100/0x100 [ 123.405250][ T154] ? wq_worker_running+0x97/0x170 [ 123.410305][ T154] worker_thread+0xad7/0x12a0 [ 123.415047][ T154] kthread+0x42e/0x520 [ 123.419154][ T154] ? rcu_lock_release+0x20/0x20 [ 123.424031][ T154] ? kthread_blkcg+0xd0/0xd0 [ 123.428648][ T154] ret_from_fork+0x1f/0x30 [ 123.433116][ T154] [ 123.436170][ C1] CPU: 1 PID: 3852 Comm: dhcpcd Not tainted syzkaller #0 [ 123.443250][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 123.451983][ T458] FAULT_INJECTION: forcing a failure. [ 123.451983][ T458] name failslab, interval 1, probability 1, space 0, times 828 [ 123.453351][ C1] Call Trace: [ 123.453363][ C1] [ 123.472289][ C1] dump_stack_lvl+0x188/0x250 [ 123.477084][ C1] ? show_regs_print_info+0x20/0x20 [ 123.482308][ C1] ? load_image+0x410/0x410 [ 123.486840][ C1] ? prandom_u32+0x217/0x250 [ 123.491456][ C1] should_fail+0x383/0x4b0 [ 123.495898][ C1] should_failslab+0x5/0x20 [ 123.500417][ C1] slab_pre_alloc_hook+0x51/0xc0 [ 123.505376][ C1] kmem_cache_alloc_node+0x47/0x2c0 [ 123.510593][ C1] ? __alloc_skb+0xf4/0x750 [ 123.515117][ C1] __alloc_skb+0xf4/0x750 [ 123.519476][ C1] __netdev_alloc_skb+0x110/0x4c0 [ 123.524610][ C1] ? __alloc_skb+0x750/0x750 [ 123.529248][ C1] ? mark_lock+0x94/0x320 [ 123.533643][ C1] __ieee80211_beacon_get+0xa8f/0x1ff0 [ 123.539150][ C1] ? verify_lock_unused+0x140/0x140 [ 123.544374][ C1] ? ieee80211_beacon_get_template+0x30/0x30 [ 123.550392][ C1] ? verify_lock_unused+0x140/0x140 [ 123.555651][ C1] ieee80211_beacon_get_tim+0x48/0x840 [ 123.561165][ C1] mac80211_hwsim_beacon_tx+0x104/0x900 [ 123.566780][ C1] __iterate_interfaces+0x225/0x4c0 [ 123.572004][ C1] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 123.578290][ C1] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 123.584558][ C1] ieee80211_iterate_active_interfaces_atomic+0xb3/0x140 [ 123.591612][ C1] mac80211_hwsim_beacon+0x9b/0x180 [ 123.596836][ C1] ? hw_scan_work+0xef0/0xef0 [ 123.601539][ C1] __hrtimer_run_queues+0x4ea/0xb60 [ 123.606781][ C1] ? hrtimer_interrupt+0x8b0/0x8b0 [ 123.611921][ C1] hrtimer_run_softirq+0x176/0x240 [ 123.617103][ C1] handle_softirqs+0x336/0x830 [ 123.621920][ C1] ? __irq_exit_rcu+0x13b/0x230 [ 123.626803][ C1] ? do_softirq+0x210/0x210 [ 123.631331][ C1] ? hrtimer_interrupt+0x6a2/0x8b0 [ 123.636467][ C1] ? irqtime_account_irq+0xb2/0x1b0 [ 123.641688][ C1] __irq_exit_rcu+0x13b/0x230 [ 123.646384][ C1] ? irq_exit_rcu+0x20/0x20 [ 123.650919][ C1] irq_exit_rcu+0x5/0x20 [ 123.655180][ C1] sysvec_apic_timer_interrupt+0xa0/0xc0 [ 123.660849][ C1] [ 123.663805][ C1] [ 123.666780][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 123.672790][ C1] RIP: 0010:preempt_schedule_irq+0xb6/0x160 [ 123.678716][ C1] Code: 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 7f bf 01 00 00 00 e8 f5 e6 89 f7 e8 e0 c7 b6 f7 fb bf 01 00 00 00 d5 b5 ff ff 43 c6 44 37 08 00 48 c7 44 24 40 00 00 00 00 9c 8f [ 123.698440][ C1] RSP: 0018:ffffc9000353f640 EFLAGS: 00000286 [ 123.704634][ C1] RAX: cd36590a7d2ca100 RBX: 0000000000000000 RCX: cd36590a7d2ca100 [ 123.712633][ C1] RDX: dffffc0000000000 RSI: ffffffff8a2b2be0 RDI: 0000000000000001 [ 123.720629][ C1] RBP: ffffc9000353f6e0 R08: ffffffff901ee177 R09: 1ffffffff203dc2e [ 123.728626][ C1] R10: dffffc0000000000 R11: fffffbfff203dc2f R12: 0000000000000000 [ 123.736636][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920006a7ec8 [ 123.744650][ C1] ? __cond_resched+0xd0/0xd0 [ 123.744922][ T2302] Bluetooth: hci5: command 0x0409 tx timeout [ 123.749376][ C1] ? rcu_irq_exit_check_preempt+0xdb/0x200 [ 123.755972][ C0] FAULT_INJECTION: forcing a failure. [ 123.755972][ C0] name failslab, interval 1, probability 1, space 0, times 828 [ 123.761171][ C1] irqentry_exit+0x63/0x70 [ 123.761200][ C1] asm_sysvec_reschedule_ipi+0x16/0x20 [ 123.783929][ C1] RIP: 0010:dump_stack_lvl+0x20e/0x250 [ 123.789414][ C1] Code: e8 77 d5 c0 f7 48 bb 00 00 00 00 00 fc ff df 4d 85 ed 75 07 e8 63 d5 c0 f7 eb 06 e8 5c d5 c0 f7 fb 48 c7 44 24 20 0e 36 e0 45 <31> c0 49 89 04 1f 49 89 44 1f 08 65 48 8b 04 25 28 00 00 00 48 3b [ 123.809039][ C1] RSP: 0018:ffffc9000353f7a0 EFLAGS: 00000293 [ 123.815129][ C1] RAX: ffffffff89b82c24 RBX: dffffc0000000000 RCX: ffff88802a001dc0 [ 123.823212][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 123.831202][ C1] RBP: ffffc9000353f898 R08: ffffffff901ee177 R09: 1ffffffff203dc2e [ 123.839218][ C1] R10: dffffc0000000000 R11: fffffbfff203dc2f R12: dffffc0000000004 [ 123.847228][ C1] R13: 0000000000000200 R14: 0000000000000000 R15: 1ffff920006a7ef8 [ 123.855236][ C1] ? dump_stack_lvl+0x204/0x250 [ 123.860131][ C1] ? show_regs_print_info+0x20/0x20 [ 123.865346][ C1] ? load_image+0x410/0x410 [ 123.869897][ C1] ? prandom_u32+0x217/0x250 [ 123.874613][ C1] should_fail+0x383/0x4b0 [ 123.879057][ C1] should_failslab+0x5/0x20 [ 123.883681][ C1] slab_pre_alloc_hook+0x51/0xc0 [ 123.888661][ C1] ? copy_mm+0x8b6/0x13d0 [ 123.893012][ C1] kmem_cache_alloc+0x3d/0x280 [ 123.897800][ C1] copy_mm+0x8b6/0x13d0 [ 123.901979][ C1] ? copy_signal+0x610/0x610 [ 123.906584][ C1] ? __init_rwsem+0x11e/0x160 [ 123.911287][ C1] ? copy_signal+0x501/0x610 [ 123.915896][ C1] copy_process+0x17fb/0x3ec0 [ 123.920609][ C1] ? lockdep_hardirqs_on_prepare+0x7c0/0x7c0 [ 123.926612][ C1] ? __pidfd_prepare+0x140/0x140 [ 123.931566][ C1] ? verify_lock_unused+0x140/0x140 [ 123.936788][ C1] kernel_clone+0x23f/0x990 [ 123.941314][ C1] ? create_io_thread+0x180/0x180 [ 123.946391][ C1] __x64_sys_clone+0x19a/0x210 [ 123.951175][ C1] ? __ia32_sys_vfork+0x130/0x130 [ 123.956256][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 123.961506][ C1] do_syscall_64+0x4c/0xa0 [ 123.965935][ C1] ? clear_bhb_loop+0x30/0x80 [ 123.970629][ C1] ? clear_bhb_loop+0x30/0x80 [ 123.975322][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 123.981272][ C1] RIP: 0033:0x7f6363605636 [ 123.985711][ C1] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 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 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 124.005342][ C1] RSP: 002b:00007ffd0b6a47a0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 124.013877][ C1] RAX: ffffffffffffffda RBX: 00007ffd0b6a47a8 RCX: 00007f6363605636 [ 124.021866][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 124.029853][ C1] RBP: 00007ffd0b6c4cf0 R08: 0000000000000000 R09: 0000000000000001 [ 124.037923][ C1] R10: 00007f6363531a10 R11: 0000000000000246 R12: 00007ffd0b6a48e0 [ 124.045908][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 000055c36ac1cac0 [ 124.053907][ C1] [ 124.056945][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Not tainted syzkaller #0 [ 124.064263][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 124.074339][ C0] Call Trace: [ 124.077654][ C0] [ 124.080589][ C0] dump_stack_lvl+0x188/0x250 [ 124.085317][ C0] ? show_regs_print_info+0x20/0x20 [ 124.090529][ C0] ? load_image+0x410/0x410 [ 124.095044][ C0] ? prandom_u32+0x217/0x250 [ 124.099653][ C0] should_fail+0x383/0x4b0 [ 124.104082][ C0] should_failslab+0x5/0x20 [ 124.108595][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 124.113541][ C0] kmem_cache_alloc_node+0x47/0x2c0 [ 124.118748][ C0] ? __alloc_skb+0xf4/0x750 [ 124.123263][ C0] __alloc_skb+0xf4/0x750 [ 124.127600][ C0] skb_copy+0x122/0x6f0 [ 124.131771][ C0] mac80211_hwsim_tx_frame_no_nl+0xc88/0x15c0 [ 124.137859][ C0] ? seqcount_lockdep_reader_access+0xa0/0x1d0 [ 124.144040][ C0] ? mac80211_hwsim_tx_frame_nl+0xba0/0xba0 [ 124.149958][ C0] mac80211_hwsim_tx_frame+0x1b5/0x200 [ 124.155433][ C0] mac80211_hwsim_beacon_tx+0x4d0/0x900 [ 124.160998][ C0] __iterate_interfaces+0x225/0x4c0 [ 124.166205][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 124.172471][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 124.178744][ C0] ieee80211_iterate_active_interfaces_atomic+0xb3/0x140 [ 124.185775][ C0] mac80211_hwsim_beacon+0x9b/0x180 [ 124.190990][ C0] ? hw_scan_work+0xef0/0xef0 [ 124.195767][ C0] __hrtimer_run_queues+0x4ea/0xb60 [ 124.200997][ C0] ? hrtimer_interrupt+0x8b0/0x8b0 [ 124.206130][ C0] hrtimer_run_softirq+0x176/0x240 [ 124.211277][ C0] handle_softirqs+0x336/0x830 [ 124.216060][ C0] ? run_ksoftirqd+0xa4/0x100 [ 124.220750][ C0] ? do_softirq+0x210/0x210 [ 124.225261][ C0] ? run_ksoftirqd+0x81/0x100 [ 124.229968][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 124.235174][ C0] ? lockdep_hardirqs_off+0x70/0x100 [ 124.240478][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 124.245709][ C0] run_ksoftirqd+0xa4/0x100 [ 124.250244][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 124.255453][ C0] smpboot_thread_fn+0x520/0x990 [ 124.260413][ C0] kthread+0x42e/0x520 [ 124.264499][ C0] ? cpu_report_death+0x180/0x180 [ 124.269540][ C0] ? kthread_blkcg+0xd0/0xd0 [ 124.274143][ C0] ret_from_fork+0x1f/0x30 [ 124.278582][ C0] [ 124.282224][ T3548] CPU: 1 PID: 3548 Comm: klogd Not tainted syzkaller #0 [ 124.289296][ T3548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 124.299399][ T3548] Call Trace: [ 124.302710][ T3548] [ 124.305707][ T3548] dump_stack_lvl+0x188/0x250 [ 124.310428][ T3548] ? show_regs_print_info+0x20/0x20 [ 124.315661][ T3548] ? load_image+0x410/0x410 [ 124.320201][ T3548] ? prandom_u32+0x217/0x250 [ 124.324831][ T3548] should_fail+0x383/0x4b0 [ 124.329297][ T3548] should_failslab+0x5/0x20 [ 124.333826][ T3548] slab_pre_alloc_hook+0x51/0xc0 [ 124.338800][ T3548] kmem_cache_alloc_node+0x47/0x2c0 [ 124.344063][ T3548] ? __alloc_skb+0xf4/0x750 [ 124.348593][ T3548] __alloc_skb+0xf4/0x750 [ 124.352980][ T3548] alloc_skb_with_frags+0xa7/0x720 [ 124.353096][ T4232] FAULT_INJECTION: forcing a failure. [ 124.353096][ T4232] name failslab, interval 1, probability 1, space 0, times 826 [ 124.358129][ T3548] ? _raw_spin_unlock_irqrestore+0x10d/0x120 [ 124.376862][ T3548] sock_alloc_send_pskb+0x87f/0x9a0 [ 124.382101][ T3548] ? sock_kzfree_s+0x50/0x50 [ 124.386712][ T3548] ? do_raw_spin_lock+0x128/0x2f0 [ 124.391766][ T3548] ? __rwlock_init+0x140/0x140 [ 124.396547][ T3548] ? mark_lock+0x94/0x320 [ 124.400898][ T3548] ? do_raw_spin_unlock+0x11d/0x230 [ 124.406115][ T3548] unix_dgram_sendmsg+0x6f8/0x19c0 [ 124.411256][ T3548] ? aa_sk_perm+0x7dc/0x910 [ 124.415783][ T3548] ? aa_af_perm+0x340/0x340 [ 124.420306][ T3548] ? unix_dgram_poll+0x680/0x680 [ 124.425265][ T3548] ? tomoyo_socket_sendmsg_permission+0x1dd/0x2f0 [ 124.431711][ T3548] ? apparmor_socket_sendmsg+0x88/0x230 [ 124.437299][ T3548] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 124.442607][ T3548] ? security_socket_sendmsg+0x7c/0xa0 [ 124.448090][ T3548] __sys_sendto+0x46d/0x620 [ 124.452615][ T3548] ? __ia32_sys_getpeername+0x80/0x80 [ 124.458029][ T3548] ? lock_chain_count+0x20/0x20 [ 124.462908][ T3548] __x64_sys_sendto+0xda/0xf0 [ 124.467607][ T3548] do_syscall_64+0x4c/0xa0 [ 124.472038][ T3548] ? clear_bhb_loop+0x30/0x80 [ 124.476732][ T3548] ? clear_bhb_loop+0x30/0x80 [ 124.481425][ T3548] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 124.487359][ T3548] RIP: 0033:0x7f0e5eb9f407 [ 124.491792][ T3548] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 124.511417][ T3548] RSP: 002b:00007ffc9f94a530 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 124.519849][ T3548] RAX: ffffffffffffffda RBX: 00007f0e5ea4fc80 RCX: 00007f0e5eb9f407 [ 124.527858][ T3548] RDX: 0000000000000053 RSI: 00007ffc9f94a670 RDI: 0000000000000003 [ 124.535844][ T3548] RBP: 00007ffc9f94aaa0 R08: 0000000000000000 R09: 0000000000000000 [ 124.543852][ T3548] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffc9f94aab8 [ 124.551835][ T3548] R13: 00007ffc9f94a670 R14: 0000000000000038 R15: 00007ffc9f94a670 [ 124.559842][ T3548] [ 124.562878][ T4232] CPU: 0 PID: 4232 Comm: kworker/0:7 Not tainted syzkaller #0 [ 124.570387][ T4232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 124.580479][ T4232] Workqueue: events nsim_dev_trap_report_work [ 124.586587][ T4232] Call Trace: [ 124.588297][ T3548] FAULT_INJECTION: forcing a failure. [ 124.588297][ T3548] name failslab, interval 1, probability 1, space 0, times 825 [ 124.589931][ T4232] [ 124.604440][ T21] FAULT_INJECTION: forcing a failure. [ 124.604440][ T21] name failslab, interval 1, probability 1, space 0, times 825 [ 124.605683][ T4232] dump_stack_lvl+0x188/0x250 [ 124.623123][ T4232] ? show_regs_print_info+0x20/0x20 [ 124.628351][ T4232] ? load_image+0x410/0x410 [ 124.632872][ T4232] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 124.638970][ T4232] ? prandom_u32+0x217/0x250 [ 124.643596][ T4232] should_fail+0x383/0x4b0 [ 124.648035][ T4232] should_failslab+0x5/0x20 [ 124.652559][ T4232] slab_pre_alloc_hook+0x51/0xc0 [ 124.657606][ T4232] kmem_cache_alloc_node+0x47/0x2c0 [ 124.662819][ T4232] ? __alloc_skb+0xf4/0x750 [ 124.667349][ T4232] __alloc_skb+0xf4/0x750 [ 124.671704][ T4232] nsim_dev_trap_report_work+0x25c/0xab0 [ 124.677378][ T4232] process_one_work+0x867/0xff0 [ 124.682266][ T4232] ? worker_detach_from_pool+0x240/0x240 [ 124.687941][ T4232] ? lockdep_hardirqs_off+0x70/0x100 [ 124.693253][ T4232] ? _raw_spin_lock_irq+0xb7/0xf0 [ 124.698295][ T4232] ? _raw_spin_lock_irqsave+0x100/0x100 [ 124.703861][ T4232] ? wq_worker_running+0x97/0x170 [ 124.708907][ T4232] worker_thread+0xad7/0x12a0 [ 124.713617][ T4232] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 124.719536][ T4232] kthread+0x42e/0x520 [ 124.723632][ T4232] ? rcu_lock_release+0x20/0x20 [ 124.728502][ T4232] ? kthread_blkcg+0xd0/0xd0 [ 124.733112][ T4232] ret_from_fork+0x1f/0x30 [ 124.737566][ T4232] [ 124.740602][ T21] CPU: 1 PID: 21 Comm: kworker/1:0 Not tainted syzkaller #0 [ 124.747964][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 124.758050][ T21] Workqueue: events nsim_dev_trap_report_work [ 124.764180][ T21] Call Trace: [ 124.767477][ T21] [ 124.770445][ T21] dump_stack_lvl+0x188/0x250 [ 124.775160][ T21] ? show_regs_print_info+0x20/0x20 [ 124.780379][ T21] ? load_image+0x410/0x410 [ 124.784904][ T21] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 124.790913][ T21] ? prandom_u32+0x217/0x250 [ 124.795532][ T21] should_fail+0x383/0x4b0 [ 124.799971][ T21] should_failslab+0x5/0x20 [ 124.804494][ T21] slab_pre_alloc_hook+0x51/0xc0 [ 124.809452][ T21] kmem_cache_alloc_node+0x47/0x2c0 [ 124.814670][ T21] ? __alloc_skb+0xf4/0x750 [ 124.819201][ T21] __alloc_skb+0xf4/0x750 [ 124.823568][ T21] nsim_dev_trap_report_work+0x25c/0xab0 [ 124.829258][ T21] process_one_work+0x867/0xff0 [ 124.834164][ T21] ? worker_detach_from_pool+0x240/0x240 [ 124.839827][ T21] ? lockdep_hardirqs_off+0x70/0x100 [ 124.845142][ T21] ? _raw_spin_lock_irq+0xb7/0xf0 [ 124.850187][ T21] ? _raw_spin_lock_irqsave+0x100/0x100 [ 124.855762][ T21] ? wq_worker_running+0x97/0x170 [ 124.860810][ T21] worker_thread+0xad7/0x12a0 [ 124.865530][ T21] kthread+0x42e/0x520 [ 124.869613][ T21] ? rcu_lock_release+0x20/0x20 [ 124.874482][ T21] ? kthread_blkcg+0xd0/0xd0 [ 124.879096][ T21] ret_from_fork+0x1f/0x30 [ 124.883548][ T21] [ 124.886590][ T3559] CPU: 0 PID: 3559 Comm: udevd Not tainted syzkaller #0 [ 124.893564][ T3559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 124.903654][ T3559] Call Trace: [ 124.906965][ T3559] [ 124.909919][ T3559] dump_stack_lvl+0x188/0x250 [ 124.914641][ T3559] ? show_regs_print_info+0x20/0x20 [ 124.919869][ T3559] ? load_image+0x410/0x410 [ 124.924398][ T3559] ? prandom_u32+0x217/0x250 [ 124.929028][ T3559] should_fail+0x383/0x4b0 [ 124.933478][ T3559] should_failslab+0x5/0x20 [ 124.938008][ T3559] slab_pre_alloc_hook+0x51/0xc0 [ 124.942980][ T3559] __kmalloc+0x6b/0x340 [ 124.947157][ T3559] ? tomoyo_encode+0x28a/0x550 [ 124.952086][ T3559] tomoyo_encode+0x28a/0x550 [ 124.956726][ T3559] tomoyo_realpath_from_path+0x5a2/0x5e0 [ 124.962408][ T3559] tomoyo_path_perm+0x23f/0x5d0 [ 124.963505][ T154] FAULT_INJECTION: forcing a failure. [ 124.963505][ T154] name failslab, interval 1, probability 1, space 0, times 822 [ 124.967373][ T3559] ? tomoyo_path_permission+0x3a0/0x3a0 [ 124.985719][ T3559] ? lockdep_hardirqs_on+0x94/0x140 [ 124.990967][ T3559] ? rcu_is_watching+0x11/0xa0 [ 124.995769][ T3559] security_inode_getattr+0xcf/0x120 [ 125.001087][ T3559] vfs_getattr+0x26/0x3a0 [ 125.005448][ T3559] ? user_path_at_empty+0x13e/0x190 [ 125.008869][ T9] FAULT_INJECTION: forcing a failure. [ 125.008869][ T9] name failslab, interval 1, probability 1, space 0, times 822 [ 125.010694][ T3559] vfs_statx+0x146/0x4c0 [ 125.027989][ T3559] ? vfs_fstatat+0x40/0x40 [ 125.032458][ T3559] __x64_sys_newfstatat+0x15f/0x200 [ 125.037700][ T3559] ? __ia32_sys_newlstat+0x1c0/0x1c0 [ 125.043033][ T3559] ? lock_chain_count+0x20/0x20 [ 125.047932][ T3559] ? lockdep_hardirqs_on+0x94/0x140 [ 125.053183][ T3559] do_syscall_64+0x4c/0xa0 [ 125.057633][ T3559] ? clear_bhb_loop+0x30/0x80 [ 125.062326][ T3559] ? clear_bhb_loop+0x30/0x80 [ 125.067029][ T3559] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 125.072970][ T3559] RIP: 0033:0x7f27dc3e0b0a [ 125.077400][ T3559] Code: 48 8b 15 f1 f2 0d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 07 31 c0 c3 0f 1f 40 00 48 8b 15 b9 f2 0d 00 f7 [ 125.097055][ T3559] RSP: 002b:00007ffc50d6a928 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 125.105500][ T3559] RAX: ffffffffffffffda RBX: 000055f1ebb25420 RCX: 00007f27dc3e0b0a [ 125.113499][ T3559] RDX: 00007ffc50d6a930 RSI: 000055f1ebb13ef3 RDI: 00000000ffffff9c [ 125.121488][ T3559] RBP: 000055f2048c7148 R08: 00063478c1c69200 R09: 00399effcd37e010 [ 125.129471][ T3559] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 125.137473][ T3559] R13: 00007ffc50d6a930 R14: 0000000000000000 R15: 00063478c1c69200 [ 125.145487][ T3559] [ 125.152078][ T458] CPU: 0 PID: 458 Comm: kworker/u4:4 Not tainted syzkaller #0 [ 125.159588][ T458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 125.169668][ T458] Workqueue: events_unbound cfg80211_wiphy_work [ 125.175940][ T458] Call Trace: [ 125.179243][ T458] [ 125.182196][ T458] dump_stack_lvl+0x188/0x250 [ 125.186900][ T458] ? show_regs_print_info+0x20/0x20 [ 125.192122][ T458] ? load_image+0x410/0x410 [ 125.196667][ T458] should_fail+0x383/0x4b0 [ 125.201261][ T458] should_failslab+0x5/0x20 [ 125.205792][ T458] slab_pre_alloc_hook+0x51/0xc0 [ 125.210749][ T458] __kmalloc+0x6b/0x340 [ 125.214959][ T458] ? ieee802_11_parse_elems_crc+0xb3/0x1090 [ 125.220942][ T458] ieee802_11_parse_elems_crc+0xb3/0x1090 [ 125.226727][ T458] ? __lock_acquire+0x7b50/0x7b50 [ 125.231878][ T458] ? ieee80211_queue_delayed_work+0x150/0x150 [ 125.237998][ T458] ieee80211_bss_info_update+0x74d/0xa80 [ 125.243680][ T458] ? ieee80211_rx_bss_put+0x60/0x60 [ 125.248910][ T458] ? ieee80211_mandatory_rates+0x1c8/0x230 [ 125.254745][ T458] ieee80211_ibss_rx_queued_mgmt+0x1763/0x2b50 [ 125.260946][ T458] ? ieee80211_ibss_rx_no_sta+0x750/0x750 [ 125.266686][ T458] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 125.272605][ T458] ? lockdep_hardirqs_on+0x94/0x140 [ 125.277836][ T458] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 125.283755][ T458] ? _raw_spin_unlock+0x40/0x40 [ 125.288632][ T458] ? kcov_remote_start+0x6a/0x490 [ 125.293691][ T458] ? kcov_remote_start+0xfa/0x490 [ 125.298739][ T458] ieee80211_iface_work+0x714/0xc50 [ 125.303957][ T458] ? _raw_spin_unlock_irq+0x1f/0x40 [ 125.309177][ T458] cfg80211_wiphy_work+0x224/0x260 [ 125.314327][ T458] process_one_work+0x867/0xff0 [ 125.319229][ T458] ? worker_detach_from_pool+0x240/0x240 [ 125.324892][ T458] ? lockdep_hardirqs_off+0x70/0x100 [ 125.330218][ T458] ? _raw_spin_lock_irq+0xb7/0xf0 [ 125.335271][ T458] ? _raw_spin_lock_irqsave+0x100/0x100 [ 125.340843][ T458] ? wq_worker_running+0x97/0x170 [ 125.345888][ T458] worker_thread+0xad7/0x12a0 [ 125.350595][ T458] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 125.356520][ T458] kthread+0x42e/0x520 [ 125.360613][ T458] ? rcu_lock_release+0x20/0x20 [ 125.365487][ T458] ? kthread_blkcg+0xd0/0xd0 [ 125.370099][ T458] ret_from_fork+0x1f/0x30 [ 125.374545][ T458] [ 125.377580][ T154] CPU: 1 PID: 154 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 125.385080][ T154] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 125.395167][ T154] Workqueue: events_unbound cfg80211_wiphy_work [ 125.395287][ T3559] FAULT_INJECTION: forcing a failure. [ 125.395287][ T3559] name failslab, interval 1, probability 1, space 0, times 820 [ 125.401452][ T154] Call Trace: [ 125.401462][ T154] [ 125.401471][ T154] dump_stack_lvl+0x188/0x250 [ 125.401504][ T154] ? show_regs_print_info+0x20/0x20 [ 125.430367][ T154] ? load_image+0x410/0x410 [ 125.434915][ T154] should_fail+0x383/0x4b0 [ 125.436348][ T4231] FAULT_INJECTION: forcing a failure. [ 125.436348][ T4231] name failslab, interval 1, probability 1, space 0, times 820 [ 125.439372][ T154] should_failslab+0x5/0x20 [ 125.456671][ T154] slab_pre_alloc_hook+0x51/0xc0 [ 125.461632][ T154] __kmalloc+0x6b/0x340 [ 125.465812][ T154] ? ieee802_11_parse_elems_crc+0xb3/0x1090 [ 125.471732][ T154] ieee802_11_parse_elems_crc+0xb3/0x1090 [ 125.477490][ T154] ? cfg80211_wiphy_work+0x224/0x260 [ 125.482797][ T154] ? ieee80211_ibss_rx_queued_mgmt+0xff/0x2b50 [ 125.488969][ T154] ? verify_lock_unused+0x140/0x140 [ 125.494184][ T154] ? kasan_set_track+0x62/0x70 [ 125.498964][ T154] ? mutex_lock_io_nested+0x60/0x60 [ 125.504205][ T154] ? ieee80211_iface_work+0x781/0xc50 [ 125.509620][ T154] ? verify_lock_unused+0x140/0x140 [ 125.514840][ T154] ? ieee80211_queue_delayed_work+0x150/0x150 [ 125.520931][ T154] ieee80211_ibss_rx_queued_mgmt+0x36b/0x2b50 [ 125.527023][ T154] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 125.533033][ T154] ? __rwlock_init+0x140/0x140 [ 125.537816][ T154] ? ieee80211_ibss_rx_no_sta+0x750/0x750 [ 125.543553][ T154] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 125.549471][ T154] ? lockdep_hardirqs_on+0x94/0x140 [ 125.554689][ T154] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 125.560611][ T154] ? _raw_spin_unlock+0x40/0x40 [ 125.565481][ T154] ? kcov_remote_start+0x6a/0x490 [ 125.570532][ T154] ? kcov_remote_start+0xfa/0x490 [ 125.575587][ T154] ieee80211_iface_work+0x714/0xc50 [ 125.580810][ T154] ? _raw_spin_unlock_irq+0x1f/0x40 [ 125.586033][ T154] cfg80211_wiphy_work+0x224/0x260 [ 125.591172][ T154] process_one_work+0x867/0xff0 [ 125.596160][ T154] ? worker_detach_from_pool+0x240/0x240 [ 125.601811][ T154] ? lockdep_hardirqs_off+0x70/0x100 [ 125.607117][ T154] ? _raw_spin_lock_irq+0xb7/0xf0 [ 125.612162][ T154] ? _raw_spin_lock_irqsave+0x100/0x100 [ 125.617757][ T154] ? wq_worker_running+0x97/0x170 [ 125.622827][ T154] worker_thread+0xad7/0x12a0 [ 125.627580][ T154] kthread+0x42e/0x520 [ 125.631669][ T154] ? rcu_lock_release+0x20/0x20 [ 125.636547][ T154] ? kthread_blkcg+0xd0/0xd0 [ 125.641160][ T154] ret_from_fork+0x1f/0x30 [ 125.645609][ T154] [ 125.648644][ T3559] CPU: 0 PID: 3559 Comm: udevd Not tainted syzkaller #0 [ 125.655614][ T3559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 125.665695][ T3559] Call Trace: [ 125.668996][ T3559] [ 125.671948][ T3559] dump_stack_lvl+0x188/0x250 [ 125.676659][ T3559] ? show_regs_print_info+0x20/0x20 [ 125.682081][ T3559] ? load_image+0x410/0x410 [ 125.686607][ T3559] ? prandom_u32+0x217/0x250 [ 125.691224][ T3559] should_fail+0x383/0x4b0 [ 125.695674][ T3559] should_failslab+0x5/0x20 [ 125.700207][ T3559] slab_pre_alloc_hook+0x51/0xc0 [ 125.705175][ T3559] ? copy_mm+0x8b6/0x13d0 [ 125.709527][ T3559] kmem_cache_alloc+0x3d/0x280 [ 125.714315][ T3559] copy_mm+0x8b6/0x13d0 [ 125.718505][ T3559] ? copy_signal+0x610/0x610 [ 125.723118][ T3559] ? __init_rwsem+0x11e/0x160 [ 125.727826][ T3559] ? copy_signal+0x501/0x610 [ 125.732458][ T3559] copy_process+0x17fb/0x3ec0 [ 125.737172][ T3559] ? lockdep_hardirqs_on_prepare+0x7c0/0x7c0 [ 125.743183][ T3559] ? __pidfd_prepare+0x140/0x140 [ 125.748144][ T3559] ? verify_lock_unused+0x140/0x140 [ 125.753369][ T3559] kernel_clone+0x23f/0x990 [ 125.757905][ T3559] ? create_io_thread+0x180/0x180 [ 125.762972][ T3559] __x64_sys_clone+0x19a/0x210 [ 125.767858][ T3559] ? __ia32_sys_vfork+0x130/0x130 [ 125.772925][ T3559] ? lockdep_hardirqs_on+0x94/0x140 [ 125.778157][ T3559] do_syscall_64+0x4c/0xa0 [ 125.782617][ T3559] ? clear_bhb_loop+0x30/0x80 [ 125.787350][ T3559] ? clear_bhb_loop+0x30/0x80 [ 125.792064][ T3559] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 125.797981][ T3559] RIP: 0033:0x7f27dc3c0636 [ 125.802413][ T3559] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 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 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 125.822217][ T3559] RSP: 002b:00007ffc50d6a720 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 125.830654][ T3559] RAX: ffffffffffffffda RBX: 00007ffc50d6a728 RCX: 00007f27dc3c0636 [ 125.838642][ T3559] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 125.846636][ T3559] RBP: 000055f2048b4910 R08: 0000000000000000 R09: 000055f2048bc8e0 [ 125.854650][ T3559] R10: 00007f27dc288b50 R11: 0000000000000246 R12: 00007ffc50d6aae0 [ 125.862749][ T3559] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 125.870752][ T3559] [ 125.873791][ T3548] CPU: 1 PID: 3548 Comm: klogd Not tainted syzkaller #0 [ 125.880762][ T3548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 125.890848][ T3548] Call Trace: [ 125.894157][ T3548] [ 125.897151][ T3548] dump_stack_lvl+0x188/0x250 [ 125.901879][ T3548] ? show_regs_print_info+0x20/0x20 [ 125.907122][ T3548] ? load_image+0x410/0x410 [ 125.911662][ T3548] ? prandom_u32+0x217/0x250 [ 125.916360][ T3548] should_fail+0x383/0x4b0 [ 125.920816][ T3548] should_failslab+0x5/0x20 [ 125.925352][ T3548] slab_pre_alloc_hook+0x51/0xc0 [ 125.930320][ T3548] __kmalloc_node_track_caller+0x68/0x3a0 [ 125.936063][ T3548] ? alloc_skb_with_frags+0xa7/0x720 [ 125.941373][ T3548] ? __alloc_skb+0xf4/0x750 [ 125.945918][ T3548] ? alloc_skb_with_frags+0xa7/0x720 [ 125.951240][ T3548] __alloc_skb+0x22c/0x750 [ 125.955693][ T3548] alloc_skb_with_frags+0xa7/0x720 [ 125.960837][ T3548] ? _raw_spin_unlock_irqrestore+0x10d/0x120 [ 125.966846][ T3548] sock_alloc_send_pskb+0x87f/0x9a0 [ 125.972081][ T3548] ? sock_kzfree_s+0x50/0x50 [ 125.974650][ C0] FAULT_INJECTION: forcing a failure. [ 125.974650][ C0] name failslab, interval 1, probability 1, space 0, times 820 [ 125.976695][ T3548] ? do_raw_spin_lock+0x128/0x2f0 [ 125.994505][ T3548] ? __rwlock_init+0x140/0x140 [ 125.999379][ T3548] ? mark_lock+0x94/0x320 [ 126.003730][ T3548] ? do_raw_spin_unlock+0x11d/0x230 [ 126.008946][ T3548] unix_dgram_sendmsg+0x6f8/0x19c0 [ 126.014093][ T3548] ? aa_sk_perm+0x7dc/0x910 [ 126.018617][ T3548] ? aa_af_perm+0x340/0x340 [ 126.023135][ T3548] ? unix_dgram_poll+0x680/0x680 [ 126.028096][ T3548] ? tomoyo_socket_sendmsg_permission+0x1dd/0x2f0 [ 126.034559][ T3548] ? apparmor_socket_sendmsg+0x88/0x230 [ 126.040137][ T3548] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 126.045545][ T3548] ? security_socket_sendmsg+0x7c/0xa0 [ 126.051034][ T3548] __sys_sendto+0x46d/0x620 [ 126.055567][ T3548] ? __ia32_sys_getpeername+0x80/0x80 [ 126.060977][ T3548] ? lock_chain_count+0x20/0x20 [ 126.065854][ T3548] __x64_sys_sendto+0xda/0xf0 [ 126.070634][ T3548] do_syscall_64+0x4c/0xa0 [ 126.075065][ T3548] ? clear_bhb_loop+0x30/0x80 [ 126.079767][ T3548] ? clear_bhb_loop+0x30/0x80 [ 126.084464][ T3548] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 126.090396][ T3548] RIP: 0033:0x7f0e5eb9f407 [ 126.094826][ T3548] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 126.114462][ T3548] RSP: 002b:00007ffc9f94a530 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 126.122892][ T3548] RAX: ffffffffffffffda RBX: 00007f0e5ea4fc80 RCX: 00007f0e5eb9f407 [ 126.130899][ T3548] RDX: 000000000000004a RSI: 00007ffc9f94a670 RDI: 0000000000000003 [ 126.138882][ T3548] RBP: 00007ffc9f94aaa0 R08: 0000000000000000 R09: 0000000000000000 [ 126.146865][ T3548] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffc9f94aab8 [ 126.154848][ T3548] R13: 00007ffc9f94a670 R14: 000000000000002f R15: 00007ffc9f94a670 [ 126.162847][ T3548] [ 126.165881][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Not tainted syzkaller #0 [ 126.173205][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 126.183316][ C0] Call Trace: [ 126.186701][ C0] [ 126.189667][ C0] dump_stack_lvl+0x188/0x250 [ 126.194396][ C0] ? show_regs_print_info+0x20/0x20 [ 126.199613][ C0] ? load_image+0x410/0x410 [ 126.204144][ C0] ? prandom_u32+0x217/0x250 [ 126.208770][ C0] should_fail+0x383/0x4b0 [ 126.213237][ C0] should_failslab+0x5/0x20 [ 126.214016][ T3852] FAULT_INJECTION: forcing a failure. [ 126.214016][ T3852] name failslab, interval 1, probability 1, space 0, times 819 [ 126.217778][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 126.235487][ C0] kmem_cache_alloc_trace+0x47/0x290 [ 126.240798][ C0] ? dst_cow_metrics_generic+0x52/0x1b0 [ 126.246368][ C0] dst_cow_metrics_generic+0x52/0x1b0 [ 126.251780][ C0] icmp6_dst_alloc+0x2ca/0x470 [ 126.256575][ C0] ndisc_send_skb+0x3d1/0x1410 [ 126.261370][ C0] ? ndisc_alloc_skb+0x420/0x420 [ 126.266343][ C0] ? ndisc_send_rs+0x524/0x700 [ 126.271144][ C0] addrconf_rs_timer+0x367/0x640 [ 126.276105][ C0] ? detach_timer+0x33/0x2b0 [ 126.280719][ C0] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 126.286808][ C0] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 126.292917][ C0] call_timer_fn+0x17b/0x540 [ 126.297553][ C0] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 126.303646][ C0] ? __run_timers+0x810/0x810 [ 126.308372][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 126.313587][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 126.318811][ C0] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 126.324911][ C0] __run_timers+0x56c/0x810 [ 126.329446][ C0] ? detach_timer+0x2b0/0x2b0 [ 126.334163][ C0] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 126.334283][ T21] FAULT_INJECTION: forcing a failure. [ 126.334283][ T21] name failslab, interval 1, probability 1, space 0, times 819 [ 126.340622][ C0] ? sched_clock_cpu+0x15/0x3c0 [ 126.358275][ C0] run_timer_softirq+0x63/0xf0 [ 126.363061][ C0] handle_softirqs+0x336/0x830 [ 126.367850][ C0] ? run_ksoftirqd+0xa4/0x100 [ 126.372582][ C0] ? do_softirq+0x210/0x210 [ 126.377108][ C0] ? run_ksoftirqd+0x81/0x100 [ 126.381803][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 126.387026][ C0] ? lockdep_hardirqs_off+0x70/0x100 [ 126.392334][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 126.397550][ C0] run_ksoftirqd+0xa4/0x100 [ 126.402076][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 126.407292][ C0] ? preempt_schedule_thunk+0x16/0x18 [ 126.412689][ C0] ? smpboot_thread_fn+0x5d9/0x990 [ 126.417825][ C0] smpboot_thread_fn+0x520/0x990 [ 126.422790][ C0] kthread+0x42e/0x520 [ 126.426878][ C0] ? cpu_report_death+0x180/0x180 [ 126.431919][ C0] ? kthread_blkcg+0xd0/0xd0 [ 126.436552][ C0] ret_from_fork+0x1f/0x30 [ 126.440996][ C0] [ 126.444044][ T21] CPU: 1 PID: 21 Comm: kworker/1:0 Not tainted syzkaller #0 [ 126.451373][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 126.461504][ T21] Workqueue: events nsim_dev_trap_report_work [ 126.467640][ T21] Call Trace: [ 126.470951][ T21] [ 126.473899][ T21] dump_stack_lvl+0x188/0x250 [ 126.478600][ T21] ? show_regs_print_info+0x20/0x20 [ 126.483820][ T21] ? load_image+0x410/0x410 [ 126.488371][ T21] ? prandom_u32+0x217/0x250 [ 126.493017][ T21] should_fail+0x383/0x4b0 [ 126.497483][ T21] should_failslab+0x5/0x20 [ 126.502020][ T21] slab_pre_alloc_hook+0x51/0xc0 [ 126.506984][ T21] __kmalloc_node_track_caller+0x68/0x3a0 [ 126.512730][ T21] ? nsim_dev_trap_report_work+0x25c/0xab0 [ 126.518567][ T21] ? __alloc_skb+0xf4/0x750 [ 126.523120][ T21] ? nsim_dev_trap_report_work+0x25c/0xab0 [ 126.528976][ T21] __alloc_skb+0x22c/0x750 [ 126.533451][ T21] nsim_dev_trap_report_work+0x25c/0xab0 [ 126.539122][ T21] process_one_work+0x867/0xff0 [ 126.544020][ T21] ? worker_detach_from_pool+0x240/0x240 [ 126.549682][ T21] ? lockdep_hardirqs_off+0x70/0x100 [ 126.555000][ T21] ? _raw_spin_lock_irq+0xb7/0xf0 [ 126.560068][ T21] ? _raw_spin_lock_irqsave+0x100/0x100 [ 126.565645][ T21] ? wq_worker_running+0x97/0x170 [ 126.570693][ T21] worker_thread+0xad7/0x12a0 [ 126.575419][ T21] kthread+0x42e/0x520 [ 126.579512][ T21] ? rcu_lock_release+0x20/0x20 [ 126.584413][ T21] ? kthread_blkcg+0xd0/0xd0 [ 126.589040][ T21] ret_from_fork+0x1f/0x30 [ 126.593597][ T21] [ 126.596632][ T4231] CPU: 0 PID: 4231 Comm: kworker/0:6 Not tainted syzkaller #0 [ 126.604157][ T4231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 126.614245][ T4231] Workqueue: ipv6_addrconf addrconf_dad_work [ 126.620279][ T4231] Call Trace: [ 126.623576][ T4231] [ 126.626529][ T4231] dump_stack_lvl+0x188/0x250 [ 126.631240][ T4231] ? show_regs_print_info+0x20/0x20 [ 126.636466][ T4231] ? load_image+0x410/0x410 [ 126.641017][ T4231] should_fail+0x383/0x4b0 [ 126.645467][ T4231] should_failslab+0x5/0x20 [ 126.649990][ T4231] slab_pre_alloc_hook+0x51/0xc0 [ 126.654944][ T4231] __kmalloc_node_track_caller+0x68/0x3a0 [ 126.660699][ T4231] ? ndisc_alloc_skb+0xa6/0x420 [ 126.665565][ T4231] ? __alloc_skb+0xf4/0x750 [ 126.670105][ T4231] ? ndisc_alloc_skb+0xa6/0x420 [ 126.674979][ T4231] __alloc_skb+0x22c/0x750 [ 126.679439][ T4231] ndisc_alloc_skb+0xa6/0x420 [ 126.684143][ T4231] ndisc_send_rs+0x271/0x700 [ 126.688773][ T4231] ? ipv6_get_lladdr+0x33f/0x3b0 [ 126.693730][ T4231] addrconf_dad_completed+0x75f/0xc80 [ 126.699123][ T4231] ? addrconf_dad_stop+0x420/0x420 [ 126.704285][ T4231] addrconf_dad_work+0xc83/0x1530 [ 126.709334][ T4231] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 126.715334][ T4231] ? rcu_lock_release+0x20/0x20 [ 126.720201][ T4231] ? read_lock_is_recursive+0x10/0x10 [ 126.725599][ T4231] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 126.731562][ T4231] ? _raw_spin_unlock+0x40/0x40 [ 126.736431][ T4231] ? _raw_spin_unlock_irq+0x1f/0x40 [ 126.741653][ T4231] process_one_work+0x867/0xff0 [ 126.746546][ T4231] ? worker_detach_from_pool+0x240/0x240 [ 126.752201][ T4231] ? lockdep_hardirqs_off+0x70/0x100 [ 126.757517][ T4231] ? _raw_spin_lock_irq+0xb7/0xf0 [ 126.762560][ T4231] ? _raw_spin_lock_irqsave+0x100/0x100 [ 126.768129][ T4231] ? wq_worker_running+0x97/0x170 [ 126.773176][ T4231] worker_thread+0xad7/0x12a0 [ 126.777904][ T4231] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 126.783824][ T4231] kthread+0x42e/0x520 [ 126.787919][ T4231] ? rcu_lock_release+0x20/0x20 [ 126.792787][ T4231] ? kthread_blkcg+0xd0/0xd0 [ 126.792948][ T4174] FAULT_INJECTION: forcing a failure. [ 126.792948][ T4174] name failslab, interval 1, probability 1, space 0, times 817 [ 126.797404][ T4231] ret_from_fork+0x1f/0x30 [ 126.814697][ T4231] [ 126.817733][ T9] CPU: 1 PID: 9 Comm: kworker/u4:0 Not tainted syzkaller #0 [ 126.825046][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 126.835125][ T9] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 126.842967][ T9] Call Trace: [ 126.846317][ T9] [ 126.849268][ T9] dump_stack_lvl+0x188/0x250 [ 126.853991][ T9] ? show_regs_print_info+0x20/0x20 [ 126.859220][ T9] ? load_image+0x410/0x410 [ 126.863754][ T9] ? prandom_u32+0x217/0x250 [ 126.868384][ T9] should_fail+0x383/0x4b0 [ 126.872873][ T9] should_failslab+0x5/0x20 [ 126.877422][ T9] slab_pre_alloc_hook+0x51/0xc0 [ 126.882392][ T9] kmem_cache_alloc_trace+0x47/0x290 [ 126.887711][ T9] ? batadv_forw_packet_alloc+0x174/0x360 [ 126.893468][ T9] batadv_forw_packet_alloc+0x174/0x360 [ 126.899045][ T9] batadv_iv_ogm_queue_add+0x86a/0xdb0 [ 126.904535][ T9] ? __lock_acquire+0x7b50/0x7b50 [ 126.909603][ T9] batadv_iv_ogm_schedule+0x81f/0x1000 [ 126.915089][ T9] ? pskb_expand_head+0xb45/0x1100 [ 126.920275][ T9] ? batadv_iv_send_outstanding_bat_ogm_packet+0x800/0x800 [ 126.927532][ T9] ? batadv_send_skb_packet+0x36e/0x580 [ 126.933116][ T9] batadv_iv_send_outstanding_bat_ogm_packet+0x6e9/0x800 [ 126.940195][ T9] process_one_work+0x867/0xff0 [ 126.945106][ T9] ? worker_detach_from_pool+0x240/0x240 [ 126.950769][ T9] ? lockdep_hardirqs_off+0x70/0x100 [ 126.956090][ T9] ? _raw_spin_lock_irq+0xb7/0xf0 [ 126.961139][ T9] ? _raw_spin_lock_irqsave+0x100/0x100 [ 126.966721][ T9] ? wq_worker_running+0x97/0x170 [ 126.971792][ T9] worker_thread+0xad7/0x12a0 [ 126.976528][ T9] kthread+0x42e/0x520 [ 126.980627][ T9] ? rcu_lock_release+0x20/0x20 [ 126.985505][ T9] ? kthread_blkcg+0xd0/0xd0 [ 126.990127][ T9] ret_from_fork+0x1f/0x30 [ 126.994590][ T9] [ 126.997943][ C1] FAULT_INJECTION: forcing a failure. [ 126.997943][ C1] name failslab, interval 1, probability 1, space 0, times 816 [ 127.010776][ C1] CPU: 1 PID: 9 Comm: kworker/u4:0 Not tainted syzkaller #0 [ 127.015180][ T4281] FAULT_INJECTION: forcing a failure. [ 127.015180][ T4281] name failslab, interval 1, probability 1, space 0, times 816 [ 127.018084][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 127.040926][ C1] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 127.048797][ C1] Call Trace: [ 127.050328][ T4280] FAULT_INJECTION: forcing a failure. [ 127.050328][ T4280] name failslab, interval 1, probability 1, space 0, times 816 [ 127.052099][ C1] [ 127.052111][ C1] dump_stack_lvl+0x188/0x250 [ 127.052145][ C1] ? show_regs_print_info+0x20/0x20 [ 127.077630][ C1] ? load_image+0x410/0x410 [ 127.082157][ C1] ? prandom_u32+0x217/0x250 [ 127.086781][ C1] should_fail+0x383/0x4b0 [ 127.091241][ C1] should_failslab+0x5/0x20 [ 127.095761][ C1] slab_pre_alloc_hook+0x51/0xc0 [ 127.100716][ C1] kmem_cache_alloc_node+0x47/0x2c0 [ 127.105958][ C1] ? __alloc_skb+0xf4/0x750 [ 127.110480][ C1] __alloc_skb+0xf4/0x750 [ 127.114831][ C1] ndisc_alloc_skb+0xa6/0x420 [ 127.119531][ C1] ndisc_send_rs+0x271/0x700 [ 127.124153][ C1] ? ipv6_get_lladdr+0x33f/0x3b0 [ 127.129111][ C1] addrconf_rs_timer+0x367/0x640 [ 127.134080][ C1] ? detach_timer+0x33/0x2b0 [ 127.138696][ C1] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 127.144784][ C1] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 127.150869][ C1] call_timer_fn+0x17b/0x540 [ 127.155476][ C1] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 127.161563][ C1] ? __run_timers+0x810/0x810 [ 127.166259][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 127.171473][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 127.176690][ C1] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 127.182777][ C1] __run_timers+0x56c/0x810 [ 127.187316][ C1] ? detach_timer+0x2b0/0x2b0 [ 127.192016][ C1] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 127.198031][ C1] ? sched_clock_cpu+0x15/0x3c0 [ 127.202899][ C1] ? seqcount_lockdep_reader_access+0x177/0x1d0 [ 127.209237][ C1] run_timer_softirq+0x63/0xf0 [ 127.214023][ C1] handle_softirqs+0x336/0x830 [ 127.218812][ C1] ? __irq_exit_rcu+0x13b/0x230 [ 127.223693][ C1] ? do_softirq+0x210/0x210 [ 127.228213][ C1] ? hrtimer_interrupt+0x6a2/0x8b0 [ 127.233354][ C1] __irq_exit_rcu+0x13b/0x230 [ 127.238052][ C1] ? irq_exit_rcu+0x20/0x20 [ 127.242582][ C1] irq_exit_rcu+0x5/0x20 [ 127.246839][ C1] sysvec_apic_timer_interrupt+0xa0/0xc0 [ 127.252490][ C1] [ 127.255438][ C1] [ 127.258387][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 127.264394][ C1] RIP: 0010:dump_stack_lvl+0x20e/0x250 [ 127.269877][ C1] Code: e8 77 d5 c0 f7 48 bb 00 00 00 00 00 fc ff df 4d 85 ed 75 07 e8 63 d5 c0 f7 eb 06 e8 5c d5 c0 f7 fb 48 c7 44 24 20 0e 36 e0 45 <31> c0 49 89 04 1f 49 89 44 1f 08 65 48 8b 04 25 28 00 00 00 48 3b [ 127.289599][ C1] RSP: 0018:ffffc90000ce7760 EFLAGS: 00000293 [ 127.295700][ C1] RAX: ffffffff89b82c24 RBX: dffffc0000000000 RCX: ffff88813fe90000 [ 127.303710][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 127.311747][ C1] RBP: ffffc90000ce7858 R08: ffffffff901ee1b7 R09: 1ffffffff203dc36 [ 127.319743][ C1] R10: dffffc0000000000 R11: fffffbfff203dc37 R12: dffffc0000000004 [ 127.327739][ C1] R13: 0000000000000200 R14: 0000000000000000 R15: 1ffff9200019cef0 [ 127.335769][ C1] ? dump_stack_lvl+0x204/0x250 [ 127.340676][ C1] ? show_regs_print_info+0x20/0x20 [ 127.345902][ C1] ? load_image+0x410/0x410 [ 127.350447][ C1] ? prandom_u32+0x217/0x250 [ 127.355093][ C1] should_fail+0x383/0x4b0 [ 127.359539][ C1] should_failslab+0x5/0x20 [ 127.364065][ C1] slab_pre_alloc_hook+0x51/0xc0 [ 127.364109][ T7] FAULT_INJECTION: forcing a failure. [ 127.364109][ T7] name failslab, interval 1, probability 1, space 0, times 815 [ 127.369039][ C1] kmem_cache_alloc_trace+0x47/0x290 [ 127.387096][ C1] ? batadv_forw_packet_alloc+0x174/0x360 [ 127.392839][ C1] batadv_forw_packet_alloc+0x174/0x360 [ 127.398410][ C1] batadv_iv_ogm_queue_add+0x86a/0xdb0 [ 127.403888][ C1] ? __lock_acquire+0x7b50/0x7b50 [ 127.408946][ C1] batadv_iv_ogm_schedule+0x81f/0x1000 [ 127.414444][ C1] ? pskb_expand_head+0xb45/0x1100 [ 127.419594][ C1] ? batadv_iv_send_outstanding_bat_ogm_packet+0x800/0x800 [ 127.426830][ C1] ? batadv_send_skb_packet+0x36e/0x580 [ 127.432397][ C1] batadv_iv_send_outstanding_bat_ogm_packet+0x6e9/0x800 [ 127.439469][ C1] process_one_work+0x867/0xff0 [ 127.444353][ C1] ? worker_detach_from_pool+0x240/0x240 [ 127.450003][ C1] ? lockdep_hardirqs_off+0x70/0x100 [ 127.455309][ C1] ? _raw_spin_lock_irq+0xb7/0xf0 [ 127.460348][ C1] ? _raw_spin_lock_irqsave+0x100/0x100 [ 127.465909][ C1] ? wq_worker_running+0x97/0x170 [ 127.470970][ C1] worker_thread+0xad7/0x12a0 [ 127.475682][ C1] kthread+0x42e/0x520 [ 127.479771][ C1] ? rcu_lock_release+0x20/0x20 [ 127.484650][ C1] ? kthread_blkcg+0xd0/0xd0 [ 127.489271][ C1] ret_from_fork+0x1f/0x30 [ 127.493714][ C1] [ 127.496747][ T7] CPU: 0 PID: 7 Comm: kworker/0:0 Not tainted syzkaller #0 [ 127.497300][ C1] FAULT_INJECTION: forcing a failure. [ 127.497300][ C1] name failslab, interval 1, probability 1, space 0, times 814 [ 127.503979][ T7] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 127.503995][ T7] Workqueue: events nsim_dev_trap_report_work [ 127.532910][ T7] Call Trace: [ 127.536216][ T7] [ 127.539161][ T7] dump_stack_lvl+0x188/0x250 [ 127.543867][ T7] ? show_regs_print_info+0x20/0x20 [ 127.549084][ T7] ? load_image+0x410/0x410 [ 127.553613][ T7] ? prandom_u32+0x217/0x250 [ 127.558238][ T7] should_fail+0x383/0x4b0 [ 127.562676][ T7] should_failslab+0x5/0x20 [ 127.567199][ T7] slab_pre_alloc_hook+0x51/0xc0 [ 127.572157][ T7] __kmalloc_node_track_caller+0x68/0x3a0 [ 127.577895][ T7] ? nsim_dev_trap_report_work+0x25c/0xab0 [ 127.583717][ T7] ? __alloc_skb+0xf4/0x750 [ 127.588238][ T7] ? nsim_dev_trap_report_work+0x25c/0xab0 [ 127.594063][ T7] __alloc_skb+0x22c/0x750 [ 127.598504][ T7] nsim_dev_trap_report_work+0x25c/0xab0 [ 127.604172][ T7] process_one_work+0x867/0xff0 [ 127.609060][ T7] ? worker_detach_from_pool+0x240/0x240 [ 127.614716][ T7] ? lockdep_hardirqs_off+0x70/0x100 [ 127.620029][ T7] ? _raw_spin_lock_irq+0xb7/0xf0 [ 127.625079][ T7] ? _raw_spin_lock_irqsave+0x100/0x100 [ 127.630650][ T7] ? wq_worker_running+0x97/0x170 [ 127.635695][ T7] worker_thread+0xad7/0x12a0 [ 127.640422][ T7] kthread+0x42e/0x520 [ 127.644503][ T7] ? rcu_lock_release+0x20/0x20 [ 127.649369][ T7] ? kthread_blkcg+0xd0/0xd0 [ 127.653980][ T7] ret_from_fork+0x1f/0x30 [ 127.658430][ T7] [ 127.661464][ C1] CPU: 1 PID: 9 Comm: kworker/u4:0 Not tainted syzkaller #0 [ 127.668782][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 127.678858][ C1] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 127.686729][ C1] Call Trace: [ 127.690024][ C1] [ 127.692888][ C1] dump_stack_lvl+0x188/0x250 [ 127.697598][ C1] ? show_regs_print_info+0x20/0x20 [ 127.703422][ C1] ? load_image+0x410/0x410 [ 127.707947][ C1] ? prandom_u32+0x217/0x250 [ 127.712568][ C1] should_fail+0x383/0x4b0 [ 127.717007][ C1] should_failslab+0x5/0x20 [ 127.721533][ C1] slab_pre_alloc_hook+0x51/0xc0 [ 127.726500][ C1] kmem_cache_alloc_node+0x47/0x2c0 [ 127.731718][ C1] ? __alloc_skb+0xf4/0x750 [ 127.736245][ C1] __alloc_skb+0xf4/0x750 [ 127.740593][ C1] ndisc_alloc_skb+0xa6/0x420 [ 127.745294][ C1] ndisc_send_rs+0x271/0x700 [ 127.749902][ C1] ? ipv6_get_lladdr+0x33f/0x3b0 [ 127.754976][ C1] addrconf_rs_timer+0x367/0x640 [ 127.759937][ C1] ? detach_timer+0x33/0x2b0 [ 127.764556][ C1] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 127.770673][ C1] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 127.776783][ C1] call_timer_fn+0x17b/0x540 [ 127.781407][ C1] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 127.787522][ C1] ? __run_timers+0x810/0x810 [ 127.792232][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 127.797455][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 127.802678][ C1] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 127.808770][ C1] __run_timers+0x56c/0x810 [ 127.813306][ C1] ? detach_timer+0x2b0/0x2b0 [ 127.818002][ C1] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 127.824001][ C1] ? sched_clock_cpu+0x15/0x3c0 [ 127.828874][ C1] ? seqcount_lockdep_reader_access+0x177/0x1d0 [ 127.835143][ C1] run_timer_softirq+0x63/0xf0 [ 127.839942][ C1] handle_softirqs+0x336/0x830 [ 127.844727][ C1] ? __irq_exit_rcu+0x13b/0x230 [ 127.849593][ C1] ? do_softirq+0x210/0x210 [ 127.854114][ C1] ? hrtimer_interrupt+0x6a2/0x8b0 [ 127.859251][ C1] __irq_exit_rcu+0x13b/0x230 [ 127.863943][ C1] ? irq_exit_rcu+0x20/0x20 [ 127.868583][ C1] irq_exit_rcu+0x5/0x20 [ 127.872839][ C1] sysvec_apic_timer_interrupt+0xa0/0xc0 [ 127.878504][ C1] [ 127.881452][ C1] [ 127.884394][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 127.890403][ C1] RIP: 0010:dump_stack_lvl+0x20e/0x250 [ 127.895877][ C1] Code: e8 77 d5 c0 f7 48 bb 00 00 00 00 00 fc ff df 4d 85 ed 75 07 e8 63 d5 c0 f7 eb 06 e8 5c d5 c0 f7 fb 48 c7 44 24 20 0e 36 e0 45 <31> c0 49 89 04 1f 49 89 44 1f 08 65 48 8b 04 25 28 00 00 00 48 3b [ 127.915506][ C1] RSP: 0018:ffffc90000ce7760 EFLAGS: 00000293 [ 127.921596][ C1] RAX: ffffffff89b82c24 RBX: dffffc0000000000 RCX: ffff88813fe90000 [ 127.929587][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 127.937619][ C1] RBP: ffffc90000ce7858 R08: ffffffff901ee1b7 R09: 1ffffffff203dc36 [ 127.945695][ C1] R10: dffffc0000000000 R11: fffffbfff203dc37 R12: dffffc0000000004 [ 127.953697][ C1] R13: 0000000000000200 R14: 0000000000000000 R15: 1ffff9200019cef0 [ 127.961696][ C1] ? dump_stack_lvl+0x204/0x250 [ 127.966601][ C1] ? show_regs_print_info+0x20/0x20 [ 127.971822][ C1] ? load_image+0x410/0x410 [ 127.976355][ C1] ? prandom_u32+0x217/0x250 [ 127.980974][ C1] should_fail+0x383/0x4b0 [ 127.985472][ C1] should_failslab+0x5/0x20 [ 127.990084][ C1] slab_pre_alloc_hook+0x51/0xc0 [ 127.995047][ C1] kmem_cache_alloc_trace+0x47/0x290 [ 128.000348][ C1] ? batadv_forw_packet_alloc+0x174/0x360 [ 128.006093][ C1] batadv_forw_packet_alloc+0x174/0x360 [ 128.011659][ C1] batadv_iv_ogm_queue_add+0x86a/0xdb0 [ 128.017138][ C1] ? __lock_acquire+0x7b50/0x7b50 [ 128.022329][ C1] batadv_iv_ogm_schedule+0x81f/0x1000 [ 128.027824][ C1] ? pskb_expand_head+0xb45/0x1100 [ 128.032976][ C1] ? batadv_iv_send_outstanding_bat_ogm_packet+0x800/0x800 [ 128.040199][ C1] ? batadv_send_skb_packet+0x36e/0x580 [ 128.045774][ C1] batadv_iv_send_outstanding_bat_ogm_packet+0x6e9/0x800 [ 128.047479][ T4187] FAULT_INJECTION: forcing a failure. [ 128.047479][ T4187] name failslab, interval 1, probability 1, space 0, times 813 [ 128.052978][ C1] process_one_work+0x867/0xff0 [ 128.053018][ C1] ? worker_detach_from_pool+0x240/0x240 [ 128.053039][ C1] ? lockdep_hardirqs_off+0x70/0x100 [ 128.053063][ C1] ? _raw_spin_lock_irq+0xb7/0xf0 [ 128.053083][ C1] ? _raw_spin_lock_irqsave+0x100/0x100 [ 128.053112][ C1] ? wq_worker_running+0x97/0x170 [ 128.053135][ C1] worker_thread+0xad7/0x12a0 [ 128.053201][ C1] kthread+0x42e/0x520 [ 128.053220][ C1] ? rcu_lock_release+0x20/0x20 [ 128.053238][ C1] ? kthread_blkcg+0xd0/0xd0 [ 128.053258][ C1] ret_from_fork+0x1f/0x30 [ 128.053291][ C1] [ 128.125288][ T3852] CPU: 0 PID: 3852 Comm: dhcpcd Not tainted syzkaller #0 [ 128.132352][ T3852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 128.142442][ T3852] Call Trace: [ 128.145745][ T3852] [ 128.148702][ T3852] dump_stack_lvl+0x188/0x250 [ 128.153410][ T3852] ? show_regs_print_info+0x20/0x20 [ 128.158643][ T3852] ? load_image+0x410/0x410 [ 128.163174][ T3852] ? prandom_u32+0x217/0x250 [ 128.167795][ T3852] should_fail+0x383/0x4b0 [ 128.172233][ T3852] should_failslab+0x5/0x20 [ 128.176768][ T3852] slab_pre_alloc_hook+0x51/0xc0 [ 128.181731][ T3852] __kmalloc_node_track_caller+0x68/0x3a0 [ 128.187485][ T3852] ? alloc_skb_with_frags+0xa7/0x720 [ 128.192836][ T3852] ? __alloc_skb+0xf4/0x750 [ 128.197375][ T3852] ? alloc_skb_with_frags+0xa7/0x720 [ 128.202696][ T3852] __alloc_skb+0x22c/0x750 [ 128.207147][ T3852] alloc_skb_with_frags+0xa7/0x720 [ 128.212290][ T3852] sock_alloc_send_pskb+0x87f/0x9a0 [ 128.217520][ T3852] ? sock_kzfree_s+0x50/0x50 [ 128.222152][ T3852] ? do_raw_spin_lock+0x128/0x2f0 [ 128.227210][ T3852] ? __rwlock_init+0x140/0x140 [ 128.231993][ T3852] ? do_raw_spin_unlock+0x11d/0x230 [ 128.237226][ T3852] unix_dgram_sendmsg+0x6f8/0x19c0 [ 128.242372][ T3852] ? aa_sk_perm+0x7dc/0x910 [ 128.246912][ T3852] ? aa_af_perm+0x340/0x340 [ 128.251437][ T3852] ? unix_dgram_poll+0x680/0x680 [ 128.256402][ T3852] ? tomoyo_socket_sendmsg_permission+0x1dd/0x2f0 [ 128.262842][ T3852] ? apparmor_socket_sendmsg+0x88/0x230 [ 128.268424][ T3852] ? unix_seqpacket_sendmsg+0x108/0x1d0 [ 128.273987][ T3852] sock_write_iter+0x2a6/0x3a0 [ 128.278769][ T3852] ? sock_read_iter+0x380/0x380 [ 128.283661][ T3852] do_iter_readv_writev+0x47d/0x5f0 [ 128.288904][ T3852] ? aa_path_link+0x8a0/0x8a0 [ 128.293607][ T3852] ? generic_file_rw_checks+0x280/0x280 [ 128.299188][ T3852] ? common_file_perm+0x171/0x1c0 [ 128.304236][ T3852] ? fsnotify_perm+0x5d/0x560 [ 128.308929][ T3852] ? security_file_permission+0x75/0xa0 [ 128.314495][ T3852] do_iter_write+0x1f8/0x7a0 [ 128.319112][ T3852] ? import_iovec+0x6f/0xa0 [ 128.323651][ T3852] do_writev+0x281/0x480 [ 128.327912][ T3852] ? do_readv+0x460/0x460 [ 128.332280][ T3852] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 128.338299][ T3852] ? lock_chain_count+0x20/0x20 [ 128.343189][ T3852] ? lockdep_hardirqs_on+0x94/0x140 [ 128.348428][ T3852] do_syscall_64+0x4c/0xa0 [ 128.352870][ T3852] ? clear_bhb_loop+0x30/0x80 [ 128.357566][ T3852] ? clear_bhb_loop+0x30/0x80 [ 128.362259][ T3852] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 128.368172][ T3852] RIP: 0033:0x7f63635bb407 [ 128.372631][ T3852] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 128.392256][ T3852] RSP: 002b:00007ffd0b6a4870 EFLAGS: 00000202 ORIG_RAX: 0000000000000014 [ 128.400705][ T3852] RAX: ffffffffffffffda RBX: 00007f6363531740 RCX: 00007f63635bb407 [ 128.408702][ T3852] RDX: 0000000000000005 RSI: 00007ffd0b6a48d0 RDI: 0000000000000013 [ 128.416696][ T3852] RBP: 000055c3a10418b0 R08: 0000000000000000 R09: 0000000000000000 [ 128.424682][ T3852] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd0b6c4cf0 [ 128.432670][ T3852] R13: 0000000000000004 R14: 0000000000000148 R15: 00007ffd0b6b4ac0 [ 128.440681][ T3852] [ 128.447523][ T4280] CPU: 1 PID: 4280 Comm: syz-executor Not tainted syzkaller #0 [ 128.455224][ T4280] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 128.465308][ T4280] Call Trace: [ 128.468631][ T4280] [ 128.471587][ T4280] dump_stack_lvl+0x188/0x250 [ 128.476292][ T4280] ? show_regs_print_info+0x20/0x20 [ 128.481522][ T4280] ? load_image+0x410/0x410 [ 128.486084][ T4280] should_fail+0x383/0x4b0 [ 128.490539][ T4280] should_failslab+0x5/0x20 [ 128.495069][ T4280] slab_pre_alloc_hook+0x51/0xc0 [ 128.500026][ T4280] ? security_file_alloc+0x30/0x110 [ 128.505262][ T4280] kmem_cache_alloc+0x3d/0x280 [ 128.510075][ T4280] ? rcu_is_watching+0x11/0xa0 [ 128.514864][ T4280] security_file_alloc+0x30/0x110 [ 128.519926][ T4280] __alloc_file+0xc2/0x240 [ 128.524363][ T4280] alloc_empty_file+0x90/0x180 [ 128.529148][ T4280] path_openat+0x11c/0x2fb0 [ 128.533673][ T4280] ? __lock_acquire+0x13dc/0x7b50 [ 128.538722][ T4280] ? stack_trace_snprint+0xe0/0xe0 [ 128.543865][ T4280] ? verify_lock_unused+0x140/0x140 [ 128.549098][ T4280] ? verify_lock_unused+0x140/0x140 [ 128.554314][ T4280] ? __kasan_slab_alloc+0xa9/0xc0 [ 128.559355][ T4280] ? __kasan_slab_alloc+0x92/0xc0 [ 128.564399][ T4280] ? slab_post_alloc_hook+0x4c/0x380 [ 128.569720][ T4280] ? verify_lock_unused+0x140/0x140 [ 128.574955][ T4280] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 128.581051][ T4280] ? do_filp_open+0x400/0x400 [ 128.584946][ T3559] udevd[3559]: fork of child failed: Cannot allocate memory [ 128.585784][ T4280] do_filp_open+0x1df/0x400 [ 128.597576][ T4280] ? vfs_tmpfile+0x300/0x300 [ 128.602208][ T4280] ? _raw_spin_unlock+0x24/0x40 [ 128.607085][ T4280] ? alloc_fd+0x59e/0x650 [ 128.611444][ T4280] do_sys_openat2+0x14b/0x500 [ 128.616157][ T4280] ? __lock_acquire+0x7b50/0x7b50 [ 128.621210][ T4280] ? do_sys_open+0xe0/0xe0 [ 128.625653][ T4280] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 128.631674][ T4280] ? lock_chain_count+0x20/0x20 [ 128.636574][ T4280] __x64_sys_openat+0x135/0x160 [ 128.641447][ T4280] do_syscall_64+0x4c/0xa0 [ 128.645891][ T4280] ? clear_bhb_loop+0x30/0x80 [ 128.650586][ T4280] ? clear_bhb_loop+0x30/0x80 [ 128.652144][ T3559] FAULT_INJECTION: forcing a failure. [ 128.652144][ T3559] name failslab, interval 1, probability 1, space 0, times 810 [ 128.655282][ T4280] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 128.672958][ T154] FAULT_INJECTION: forcing a failure. [ 128.672958][ T154] name failslab, interval 1, probability 1, space 0, times 810 [ 128.673956][ T4280] RIP: 0033:0x7f101a36c017 [ 128.691136][ T4280] Code: 48 89 fa 4c 89 df e8 a8 56 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 128.710787][ T4280] RSP: 002b:00007ffd17603530 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 128.719219][ T4280] RAX: ffffffffffffffda RBX: 0000555583d54500 RCX: 00007f101a36c017 [ 128.727207][ T4280] RDX: 0000000000000002 RSI: 00007f101a446577 RDI: ffffffffffffff9c [ 128.735195][ T4280] RBP: 00007f101a6393f8 R08: 0000000000000000 R09: 0000000000000000 [ 128.743185][ T4280] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 128.751175][ T4280] R13: 0000000000000003 R14: 00007ffd17603828 R15: 0000000000000000 [ 128.759175][ T4280] [ 128.762214][ T4281] CPU: 0 PID: 4281 Comm: syz-executor Not tainted syzkaller #0 [ 128.769795][ T4281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 128.779901][ T4281] Call Trace: [ 128.783217][ T4281] [ 128.786177][ T4281] dump_stack_lvl+0x188/0x250 [ 128.790916][ T4281] ? show_regs_print_info+0x20/0x20 [ 128.796233][ T4281] ? load_image+0x410/0x410 [ 128.800780][ T4281] should_fail+0x383/0x4b0 [ 128.805226][ T4281] should_failslab+0x5/0x20 [ 128.809755][ T4281] slab_pre_alloc_hook+0x51/0xc0 [ 128.814729][ T4281] kmem_cache_alloc_node_trace+0x4a/0x2f0 [ 128.820483][ T4281] ? __get_vm_area_node+0x119/0x2d0 [ 128.825713][ T4281] __get_vm_area_node+0x119/0x2d0 [ 128.830766][ T4281] __vmalloc_node_range+0xef/0x8b0 [ 128.835898][ T4281] ? kcov_mmap+0x27/0x120 [ 128.840290][ T4281] ? slab_post_alloc_hook+0x68/0x380 [ 128.845604][ T4281] vmalloc_user+0x70/0x80 [ 128.849956][ T4281] ? kcov_mmap+0x27/0x120 [ 128.854305][ T4281] kcov_mmap+0x27/0x120 [ 128.858480][ T4281] mmap_file+0x5d/0xb0 [ 128.862574][ T4281] mmap_region+0x1048/0x1730 [ 128.867209][ T4281] do_mmap+0x801/0xe30 [ 128.871313][ T4281] vm_mmap_pgoff+0x1c1/0x2d0 [ 128.875947][ T4281] ? account_locked_vm+0xe0/0xe0 [ 128.880924][ T4281] ksys_mmap_pgoff+0x4e2/0x790 [ 128.885726][ T4281] ? mmap_region+0x1730/0x1730 [ 128.890533][ T4281] ? lockdep_hardirqs_on+0x94/0x140 [ 128.895762][ T4281] do_syscall_64+0x4c/0xa0 [ 128.900216][ T4281] ? clear_bhb_loop+0x30/0x80 [ 128.904919][ T4281] ? clear_bhb_loop+0x30/0x80 [ 128.909629][ T4281] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 128.915560][ T4281] RIP: 0033:0x7f2900aa0c02 [ 128.920000][ T4281] Code: 4f 01 00 0f 1f 44 00 00 41 f7 c1 ff 0f 00 00 75 27 55 89 cd 53 48 89 fb 48 85 ff 74 3b 41 89 ea 48 89 df b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 6e 5b 5d c3 0f 1f 00 48 c7 c0 e8 ff ff ff 64 [ 128.932686][ T3548] FAULT_INJECTION: forcing a failure. [ 128.932686][ T3548] name failslab, interval 1, probability 1, space 0, times 808 [ 128.939628][ T4281] RSP: 002b:00007ffdd22e3c68 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 [ 128.960830][ T4281] RAX: ffffffffffffffda RBX: 00007f28ffcfe000 RCX: 00007f2900aa0c02 [ 128.968818][ T4281] RDX: 0000000000000003 RSI: 0000000000400000 RDI: 00007f28ffcfe000 [ 128.976815][ T4281] RBP: 0000000000000011 R08: 00000000000000da R09: 0000000000000000 [ 128.984808][ T4281] R10: 0000000000000011 R11: 0000000000000206 R12: 0000000000000003 [ 128.992809][ T4281] R13: 0000000000000003 R14: 00007ffdd22e3ed8 R15: 0000000000000000 [ 129.000858][ T4281] [ 129.003922][ T3548] CPU: 1 PID: 3548 Comm: klogd Not tainted syzkaller #0 [ 129.010908][ T3548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 129.021009][ T3548] Call Trace: [ 129.024329][ T3548] [ 129.027304][ T3548] dump_stack_lvl+0x188/0x250 [ 129.032013][ T3548] ? show_regs_print_info+0x20/0x20 [ 129.037229][ T3548] ? load_image+0x410/0x410 [ 129.041770][ T3548] ? prandom_u32+0x217/0x250 [ 129.046386][ T3548] should_fail+0x383/0x4b0 [ 129.050827][ T3548] should_failslab+0x5/0x20 [ 129.055347][ T3548] slab_pre_alloc_hook+0x51/0xc0 [ 129.060334][ T3548] kmem_cache_alloc_node+0x47/0x2c0 [ 129.065552][ T3548] ? __alloc_skb+0xf4/0x750 [ 129.070085][ T3548] __alloc_skb+0xf4/0x750 [ 129.074436][ T3548] alloc_skb_with_frags+0xa7/0x720 [ 129.077095][ T7] Bluetooth: hci5: command 0x041b tx timeout [ 129.079601][ T3548] ? _raw_spin_unlock_irqrestore+0x10d/0x120 [ 129.091572][ T3548] sock_alloc_send_pskb+0x87f/0x9a0 [ 129.096814][ T3548] ? sock_kzfree_s+0x50/0x50 [ 129.101423][ T3548] ? do_raw_spin_lock+0x128/0x2f0 [ 129.106472][ T3548] ? __rwlock_init+0x140/0x140 [ 129.111258][ T3548] ? mark_lock+0x94/0x320 [ 129.115612][ T3548] ? do_raw_spin_unlock+0x11d/0x230 [ 129.120835][ T3548] unix_dgram_sendmsg+0x6f8/0x19c0 [ 129.125981][ T3548] ? aa_sk_perm+0x7dc/0x910 [ 129.130522][ T3548] ? aa_af_perm+0x340/0x340 [ 129.135050][ T3548] ? unix_dgram_poll+0x680/0x680 [ 129.140008][ T3548] ? tomoyo_socket_sendmsg_permission+0x1dd/0x2f0 [ 129.146486][ T3548] ? apparmor_socket_sendmsg+0x88/0x230 [ 129.152076][ T3548] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 129.157386][ T3548] ? security_socket_sendmsg+0x7c/0xa0 [ 129.162872][ T3548] __sys_sendto+0x46d/0x620 [ 129.167403][ T3548] ? __ia32_sys_getpeername+0x80/0x80 [ 129.172814][ T3548] ? lock_chain_count+0x20/0x20 [ 129.177703][ T3548] __x64_sys_sendto+0xda/0xf0 [ 129.182400][ T3548] do_syscall_64+0x4c/0xa0 [ 129.186847][ T3548] ? clear_bhb_loop+0x30/0x80 [ 129.188454][ T4254] FAULT_INJECTION: forcing a failure. [ 129.188454][ T4254] name failslab, interval 1, probability 1, space 0, times 808 [ 129.191549][ T3548] ? clear_bhb_loop+0x30/0x80 [ 129.191575][ T3548] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 129.191599][ T3548] RIP: 0033:0x7f0e5eb9f407 [ 129.219451][ T3548] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 129.239083][ T3548] RSP: 002b:00007ffc9f94a530 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 129.247528][ T3548] RAX: ffffffffffffffda RBX: 00007f0e5ea4fc80 RCX: 00007f0e5eb9f407 [ 129.255663][ T3548] RDX: 0000000000000039 RSI: 00007ffc9f94a670 RDI: 0000000000000003 [ 129.263663][ T3548] RBP: 00007ffc9f94aaa0 R08: 0000000000000000 R09: 0000000000000000 [ 129.271656][ T3548] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffc9f94aab8 [ 129.279649][ T3548] R13: 00007ffc9f94a670 R14: 000000000000001e R15: 00007ffc9f94a670 [ 129.286755][ C0] FAULT_INJECTION: forcing a failure. [ 129.286755][ C0] name failslab, interval 1, probability 1, space 0, times 808 [ 129.287678][ T3548] [ 129.303477][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Not tainted syzkaller #0 [ 129.308132][ T4262] FAULT_INJECTION: forcing a failure. [ 129.308132][ T4262] name failslab, interval 1, probability 1, space 0, times 808 [ 129.310784][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 129.333637][ C0] Call Trace: [ 129.336963][ C0] [ 129.339918][ C0] dump_stack_lvl+0x188/0x250 [ 129.344647][ C0] ? show_regs_print_info+0x20/0x20 [ 129.349874][ C0] ? load_image+0x410/0x410 [ 129.354410][ C0] ? ip6_mc_input+0x9c6/0xbc0 [ 129.359151][ C0] ? prandom_u32+0x217/0x250 [ 129.363788][ C0] should_fail+0x383/0x4b0 [ 129.368264][ C0] should_failslab+0x5/0x20 [ 129.372787][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 129.377750][ C0] kmem_cache_alloc_node+0x47/0x2c0 [ 129.382962][ C0] ? __alloc_skb+0xf4/0x750 [ 129.387493][ C0] __alloc_skb+0xf4/0x750 [ 129.391853][ C0] __netdev_alloc_skb+0x110/0x4c0 [ 129.396903][ C0] ? __alloc_skb+0x750/0x750 [ 129.401508][ C0] ? mark_lock+0x94/0x320 [ 129.405856][ C0] __ieee80211_beacon_get+0xa8f/0x1ff0 [ 129.411342][ C0] ? verify_lock_unused+0x140/0x140 [ 129.416563][ C0] ? ieee80211_beacon_get_template+0x30/0x30 [ 129.422583][ C0] ? verify_lock_unused+0x140/0x140 [ 129.427827][ C0] ieee80211_beacon_get_tim+0x48/0x840 [ 129.433315][ C0] mac80211_hwsim_beacon_tx+0x104/0x900 [ 129.438893][ C0] __iterate_interfaces+0x225/0x4c0 [ 129.444104][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 129.450361][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 129.456620][ C0] ieee80211_iterate_active_interfaces_atomic+0xb3/0x140 [ 129.463665][ C0] mac80211_hwsim_beacon+0x9b/0x180 [ 129.468883][ C0] ? hw_scan_work+0xef0/0xef0 [ 129.473574][ C0] __hrtimer_run_queues+0x4ea/0xb60 [ 129.478835][ C0] ? hrtimer_interrupt+0x8b0/0x8b0 [ 129.483985][ C0] hrtimer_run_softirq+0x176/0x240 [ 129.489122][ C0] handle_softirqs+0x336/0x830 [ 129.493933][ C0] ? run_ksoftirqd+0xa4/0x100 [ 129.498627][ C0] ? do_softirq+0x210/0x210 [ 129.503144][ C0] ? run_ksoftirqd+0x81/0x100 [ 129.507839][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 129.513058][ C0] ? lockdep_hardirqs_off+0x70/0x100 [ 129.518362][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 129.523575][ C0] run_ksoftirqd+0xa4/0x100 [ 129.528093][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 129.533310][ C0] smpboot_thread_fn+0x520/0x990 [ 129.538279][ C0] kthread+0x42e/0x520 [ 129.542361][ C0] ? cpu_report_death+0x180/0x180 [ 129.547494][ C0] ? kthread_blkcg+0xd0/0xd0 [ 129.552105][ C0] ret_from_fork+0x1f/0x30 [ 129.556546][ C0] [ 129.559578][ T4262] CPU: 1 PID: 4262 Comm: kworker/1:5 Not tainted syzkaller #0 [ 129.567083][ T4262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 129.577313][ T4262] Workqueue: events nsim_dev_trap_report_work [ 129.583431][ T4262] Call Trace: [ 129.586723][ T4262] [ 129.589669][ T4262] dump_stack_lvl+0x188/0x250 [ 129.594375][ T4262] ? show_regs_print_info+0x20/0x20 [ 129.599592][ T4262] ? load_image+0x410/0x410 [ 129.604144][ T4262] ? prandom_u32+0x217/0x250 [ 129.608767][ T4262] should_fail+0x383/0x4b0 [ 129.613203][ T4262] should_failslab+0x5/0x20 [ 129.617741][ T4262] slab_pre_alloc_hook+0x51/0xc0 [ 129.622701][ T4262] __kmalloc_node_track_caller+0x68/0x3a0 [ 129.628438][ T4262] ? nsim_dev_trap_report_work+0x25c/0xab0 [ 129.634341][ T4262] ? __alloc_skb+0xf4/0x750 [ 129.638884][ T4262] ? nsim_dev_trap_report_work+0x25c/0xab0 [ 129.644719][ T4262] __alloc_skb+0x22c/0x750 [ 129.649162][ T4262] nsim_dev_trap_report_work+0x25c/0xab0 [ 129.654829][ T4262] process_one_work+0x867/0xff0 [ 129.659710][ T4262] ? worker_detach_from_pool+0x240/0x240 [ 129.665357][ T4262] ? lockdep_hardirqs_off+0x70/0x100 [ 129.670667][ T4262] ? _raw_spin_lock_irq+0xb7/0xf0 [ 129.675710][ T4262] ? _raw_spin_lock_irqsave+0x100/0x100 [ 129.681273][ T4262] ? wq_worker_running+0x97/0x170 [ 129.686309][ T4262] worker_thread+0xad7/0x12a0 [ 129.691034][ T4262] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 129.696958][ T4262] kthread+0x42e/0x520 [ 129.701045][ T4262] ? rcu_lock_release+0x20/0x20 [ 129.705929][ T4262] ? kthread_blkcg+0xd0/0xd0 [ 129.710563][ T4262] ret_from_fork+0x1f/0x30 [ 129.715012][ T4262] [ 129.718044][ T3559] CPU: 0 PID: 3559 Comm: udevd Not tainted syzkaller #0 [ 129.718274][ T4262] FAULT_INJECTION: forcing a failure. [ 129.718274][ T4262] name failslab, interval 1, probability 1, space 0, times 806 [ 129.725010][ T3559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 129.725026][ T3559] Call Trace: [ 129.725034][ T3559] [ 129.725043][ T3559] dump_stack_lvl+0x188/0x250 [ 129.758778][ T3559] ? show_regs_print_info+0x20/0x20 [ 129.764011][ T3559] ? load_image+0x410/0x410 [ 129.768544][ T3559] ? prandom_u32+0x217/0x250 [ 129.773161][ T3559] should_fail+0x383/0x4b0 [ 129.777600][ T3559] should_failslab+0x5/0x20 [ 129.782125][ T3559] slab_pre_alloc_hook+0x51/0xc0 [ 129.787086][ T3559] ? copy_mm+0x8b6/0x13d0 [ 129.791622][ T3559] kmem_cache_alloc+0x3d/0x280 [ 129.796409][ T3559] copy_mm+0x8b6/0x13d0 [ 129.800618][ T3559] ? copy_signal+0x610/0x610 [ 129.805226][ T3559] ? __init_rwsem+0x11e/0x160 [ 129.809920][ T3559] ? copy_signal+0x501/0x610 [ 129.814528][ T3559] copy_process+0x17fb/0x3ec0 [ 129.819241][ T3559] ? lockdep_hardirqs_on_prepare+0x7c0/0x7c0 [ 129.825260][ T3559] ? __pidfd_prepare+0x140/0x140 [ 129.830220][ T3559] ? verify_lock_unused+0x140/0x140 [ 129.835523][ T3559] kernel_clone+0x23f/0x990 [ 129.840047][ T3559] ? create_io_thread+0x180/0x180 [ 129.845101][ T3559] __x64_sys_clone+0x19a/0x210 [ 129.849905][ T3559] ? __ia32_sys_vfork+0x130/0x130 [ 129.854961][ T3559] ? lockdep_hardirqs_on+0x94/0x140 [ 129.860268][ T3559] do_syscall_64+0x4c/0xa0 [ 129.864698][ T3559] ? clear_bhb_loop+0x30/0x80 [ 129.869394][ T3559] ? clear_bhb_loop+0x30/0x80 [ 129.874083][ T3559] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 129.880019][ T3559] RIP: 0033:0x7f27dc3c0636 [ 129.884447][ T3559] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 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 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 129.904069][ T3559] RSP: 002b:00007ffc50d6a720 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 129.912503][ T3559] RAX: ffffffffffffffda RBX: 00007ffc50d6a728 RCX: 00007f27dc3c0636 [ 129.920494][ T3559] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 129.928480][ T3559] RBP: 000055f2048b4910 R08: 0000000000000000 R09: 000055f2048bc8e0 [ 129.936466][ T3559] R10: 00007f27dc288b50 R11: 0000000000000246 R12: 00007ffc50d6aae0 [ 129.944457][ T3559] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 129.952466][ T3559] [ 129.955525][ T4262] CPU: 1 PID: 4262 Comm: kworker/1:5 Not tainted syzkaller #0 [ 129.963009][ T4262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 129.973115][ T4262] Workqueue: events nsim_dev_trap_report_work [ 129.979223][ T4262] Call Trace: [ 129.982530][ T4262] [ 129.985480][ T4262] dump_stack_lvl+0x188/0x250 [ 129.990204][ T4262] ? show_regs_print_info+0x20/0x20 [ 129.995434][ T4262] ? load_image+0x410/0x410 [ 129.999967][ T4262] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 130.005981][ T4262] ? prandom_u32+0x217/0x250 [ 130.010605][ T4262] should_fail+0x383/0x4b0 [ 130.015046][ T4262] should_failslab+0x5/0x20 [ 130.019568][ T4262] slab_pre_alloc_hook+0x51/0xc0 [ 130.024525][ T4262] kmem_cache_alloc_node+0x47/0x2c0 [ 130.029739][ T4262] ? __alloc_skb+0xf4/0x750 [ 130.034263][ T4262] __alloc_skb+0xf4/0x750 [ 130.038617][ T4262] nsim_dev_trap_report_work+0x25c/0xab0 [ 130.044294][ T4262] process_one_work+0x867/0xff0 [ 130.049179][ T4262] ? worker_detach_from_pool+0x240/0x240 [ 130.054832][ T4262] ? lockdep_hardirqs_off+0x70/0x100 [ 130.060151][ T4262] ? _raw_spin_lock_irq+0xb7/0xf0 [ 130.065199][ T4262] ? _raw_spin_lock_irqsave+0x100/0x100 [ 130.070769][ T4262] ? wq_worker_running+0x97/0x170 [ 130.075828][ T4262] worker_thread+0xad7/0x12a0 [ 130.080543][ T4262] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 130.086504][ T4262] kthread+0x42e/0x520 [ 130.090611][ T4262] ? rcu_lock_release+0x20/0x20 [ 130.095478][ T4262] ? kthread_blkcg+0xd0/0xd0 [ 130.100172][ T4262] ret_from_fork+0x1f/0x30 [ 130.104619][ T4262] [ 130.107658][ T4254] CPU: 0 PID: 4254 Comm: kworker/u4:6 Not tainted syzkaller #0 [ 130.115243][ T4254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 130.125335][ T4254] Workqueue: events_unbound cfg80211_wiphy_work [ 130.131613][ T4254] Call Trace: [ 130.134914][ T4254] [ 130.137873][ T4254] dump_stack_lvl+0x188/0x250 [ 130.142586][ T4254] ? show_regs_print_info+0x20/0x20 [ 130.147808][ T4254] ? load_image+0x410/0x410 [ 130.152355][ T4254] should_fail+0x383/0x4b0 [ 130.156805][ T4254] should_failslab+0x5/0x20 [ 130.161358][ T4254] slab_pre_alloc_hook+0x51/0xc0 [ 130.166345][ T4254] __kmalloc+0x6b/0x340 [ 130.170524][ T4254] ? ieee802_11_parse_elems_crc+0xb3/0x1090 [ 130.176449][ T4254] ieee802_11_parse_elems_crc+0xb3/0x1090 [ 130.182307][ T4254] ? __lock_acquire+0x7b50/0x7b50 [ 130.187372][ T4254] ? ieee80211_queue_delayed_work+0x150/0x150 [ 130.193615][ T4254] ieee80211_bss_info_update+0x74d/0xa80 [ 130.199294][ T4254] ? ieee80211_rx_bss_put+0x60/0x60 [ 130.204548][ T4254] ? ieee80211_mandatory_rates+0x1c8/0x230 [ 130.210383][ T4254] ieee80211_ibss_rx_queued_mgmt+0x1763/0x2b50 [ 130.216584][ T4254] ? ieee80211_ibss_rx_no_sta+0x750/0x750 [ 130.220220][ T9] FAULT_INJECTION: forcing a failure. [ 130.220220][ T9] name failslab, interval 1, probability 1, space 0, times 805 [ 130.222333][ T4254] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 130.222361][ T4254] ? lockdep_hardirqs_on+0x94/0x140 [ 130.246232][ T4254] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 130.252148][ T4254] ? _raw_spin_unlock+0x40/0x40 [ 130.257016][ T4254] ? kcov_remote_start+0x6a/0x490 [ 130.262177][ T4254] ? kcov_remote_start+0xfa/0x490 [ 130.267257][ T4254] ieee80211_iface_work+0x714/0xc50 [ 130.272487][ T4254] ? _raw_spin_unlock_irq+0x1f/0x40 [ 130.277706][ T4254] cfg80211_wiphy_work+0x224/0x260 [ 130.282845][ T4254] process_one_work+0x867/0xff0 [ 130.287738][ T4254] ? worker_detach_from_pool+0x240/0x240 [ 130.293394][ T4254] ? lockdep_hardirqs_off+0x70/0x100 [ 130.298711][ T4254] ? _raw_spin_lock_irq+0xb7/0xf0 [ 130.303755][ T4254] ? _raw_spin_lock_irqsave+0x100/0x100 [ 130.309326][ T4254] ? wq_worker_running+0x97/0x170 [ 130.314381][ T4254] worker_thread+0xad7/0x12a0 [ 130.319092][ T4254] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 130.325013][ T4254] kthread+0x42e/0x520 [ 130.329097][ T4254] ? rcu_lock_release+0x20/0x20 [ 130.333987][ T4254] ? kthread_blkcg+0xd0/0xd0 [ 130.338601][ T4254] ret_from_fork+0x1f/0x30 [ 130.343060][ T4254] [ 130.346091][ T154] CPU: 1 PID: 154 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 130.353596][ T154] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 130.363675][ T154] Workqueue: events_unbound cfg80211_wiphy_work [ 130.369946][ T154] Call Trace: [ 130.373239][ T154] [ 130.376190][ T154] dump_stack_lvl+0x188/0x250 [ 130.380896][ T154] ? show_regs_print_info+0x20/0x20 [ 130.386121][ T154] ? load_image+0x410/0x410 [ 130.390827][ T154] should_fail+0x383/0x4b0 [ 130.395291][ T154] should_failslab+0x5/0x20 [ 130.399827][ T154] slab_pre_alloc_hook+0x51/0xc0 [ 130.404798][ T154] __kmalloc+0x6b/0x340 [ 130.409015][ T154] ? ieee802_11_parse_elems_crc+0xb3/0x1090 [ 130.414933][ T154] ieee802_11_parse_elems_crc+0xb3/0x1090 [ 130.420680][ T154] ? ieee80211_ibss_rx_queued_mgmt+0xff/0x2b50 [ 130.426873][ T154] ? verify_lock_unused+0x140/0x140 [ 130.432108][ T154] ? mutex_lock_io_nested+0x60/0x60 [ 130.437355][ T154] ? verify_lock_unused+0x140/0x140 [ 130.442583][ T154] ? ieee80211_queue_delayed_work+0x150/0x150 [ 130.448671][ T154] ? verify_lock_unused+0x140/0x140 [ 130.453889][ T154] ieee80211_ibss_rx_queued_mgmt+0x36b/0x2b50 [ 130.459981][ T154] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 130.465988][ T154] ? __rwlock_init+0x140/0x140 [ 130.470793][ T154] ? ieee80211_ibss_rx_no_sta+0x750/0x750 [ 130.476551][ T154] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 130.482467][ T154] ? lockdep_hardirqs_on+0x94/0x140 [ 130.487689][ T154] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 130.493598][ T154] ? _raw_spin_unlock+0x40/0x40 [ 130.498465][ T154] ? kcov_remote_start+0x6a/0x490 [ 130.503641][ T154] ? kcov_remote_start+0xfa/0x490 [ 130.508715][ T154] ieee80211_iface_work+0x714/0xc50 [ 130.513953][ T154] ? _raw_spin_unlock_irq+0x1f/0x40 [ 130.519185][ T154] cfg80211_wiphy_work+0x224/0x260 [ 130.524339][ T154] process_one_work+0x867/0xff0 [ 130.529254][ T154] ? worker_detach_from_pool+0x240/0x240 [ 130.534906][ T154] ? lockdep_hardirqs_off+0x70/0x100 [ 130.540217][ T154] ? _raw_spin_lock_irq+0xb7/0xf0 [ 130.545262][ T154] ? _raw_spin_lock_irqsave+0x100/0x100 [ 130.550831][ T154] ? wq_worker_running+0x97/0x170 [ 130.555880][ T154] worker_thread+0xad7/0x12a0 [ 130.560629][ T154] kthread+0x42e/0x520 [ 130.564718][ T154] ? rcu_lock_release+0x20/0x20 [ 130.569590][ T154] ? kthread_blkcg+0xd0/0xd0 [ 130.571255][ T4281] syz-executor: vmalloc error: size 4194304, vm_struct allocation failed, mode:0xdc0(GFP_KERNEL|__GFP_ZERO), nodemask=(null),cpuset= [ 130.574209][ T154] ret_from_fork+0x1f/0x30 [ 130.574223][ T4281] / [ 130.574249][ T154] [ 130.576206][ T9] CPU: 1 PID: 9 Comm: kworker/u4:0 Not tainted syzkaller #0 [ 130.605404][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 130.615585][ T9] Workqueue: bat_events batadv_mcast_mla_update [ 130.621229][ T4281] ,mems_allowed=0-1 [ 130.621856][ T9] Call Trace: [ 130.621861][ T4281] [ 130.631291][ T9] [ 130.634322][ T9] dump_stack_lvl+0x188/0x250 [ 130.639029][ T9] ? show_regs_print_info+0x20/0x20 [ 130.644248][ T9] ? load_image+0x410/0x410 [ 130.648779][ T9] ? prandom_u32+0x217/0x250 [ 130.653399][ T9] should_fail+0x383/0x4b0 [ 130.657838][ T9] should_failslab+0x5/0x20 [ 130.662356][ T9] slab_pre_alloc_hook+0x51/0xc0 [ 130.667318][ T9] kmem_cache_alloc_trace+0x47/0x290 [ 130.672615][ T9] ? batadv_mcast_mla_update+0xae5/0x3150 [ 130.678362][ T9] batadv_mcast_mla_update+0xae5/0x3150 [ 130.683938][ T9] ? batadv_mcast_tvlv_ogm_handler+0x230/0x230 [ 130.690114][ T9] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 130.696115][ T9] ? __lock_acquire+0x7b50/0x7b50 [ 130.701161][ T9] ? read_lock_is_recursive+0x10/0x10 [ 130.706565][ T9] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 130.712481][ T9] ? _raw_spin_unlock_irq+0x1f/0x40 [ 130.717701][ T9] process_one_work+0x867/0xff0 [ 130.722586][ T9] ? worker_detach_from_pool+0x240/0x240 [ 130.728236][ T9] ? lockdep_hardirqs_off+0x70/0x100 [ 130.733543][ T9] ? _raw_spin_lock_irq+0xb7/0xf0 [ 130.738594][ T9] ? _raw_spin_lock_irqsave+0x100/0x100 [ 130.744166][ T9] ? wq_worker_running+0x97/0x170 [ 130.749310][ T9] worker_thread+0xad7/0x12a0 [ 130.754051][ T9] kthread+0x42e/0x520 [ 130.758138][ T9] ? rcu_lock_release+0x20/0x20 [ 130.763037][ T9] ? kthread_blkcg+0xd0/0xd0 [ 130.767656][ T9] ret_from_fork+0x1f/0x30 [ 130.772111][ T9] [ 130.775156][ T4281] CPU: 0 PID: 4281 Comm: syz-executor Not tainted syzkaller #0 [ 130.782752][ T4281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 130.782969][ T3852] FAULT_INJECTION: forcing a failure. [ 130.782969][ T3852] name failslab, interval 1, probability 1, space 0, times 803 [ 130.792839][ T4281] Call Trace: [ 130.792849][ T4281] [ 130.792858][ T4281] dump_stack_lvl+0x188/0x250 [ 130.816578][ T4281] ? rcu_lock_release+0x5/0x20 [ 130.821368][ T4281] ? show_regs_print_info+0x20/0x20 [ 130.826595][ T4281] ? load_image+0x410/0x410 [ 130.831135][ T4281] ? __rcu_read_unlock+0x78/0xd0 [ 130.836107][ T4281] warn_alloc+0x245/0x320 [ 130.840461][ T4281] ? zone_watermark_ok_safe+0x250/0x250 [ 130.846035][ T4281] ? rcu_is_watching+0x11/0xa0 [ 130.850839][ T4281] ? __get_vm_area_node+0x119/0x2d0 [ 130.856056][ T4281] ? __get_vm_area_node+0x2b5/0x2d0 [ 130.861278][ T4281] __vmalloc_node_range+0x2b1/0x8b0 [ 130.866534][ T4281] ? slab_post_alloc_hook+0x68/0x380 [ 130.866775][ T3559] udevd[3559]: fork of child failed: Cannot allocate memory [ 130.871846][ T4281] vmalloc_user+0x70/0x80 [ 130.871869][ T4281] ? kcov_mmap+0x27/0x120 [ 130.871890][ T4281] kcov_mmap+0x27/0x120 [ 130.871912][ T4281] mmap_file+0x5d/0xb0 [ 130.871935][ T4281] mmap_region+0x1048/0x1730 [ 130.872008][ T4281] do_mmap+0x801/0xe30 [ 130.902404][ T3559] FAULT_INJECTION: forcing a failure. [ 130.902404][ T3559] name failslab, interval 1, probability 1, space 0, times 802 [ 130.904838][ T4281] vm_mmap_pgoff+0x1c1/0x2d0 [ 130.922186][ T4281] ? account_locked_vm+0xe0/0xe0 [ 130.927160][ T4281] ksys_mmap_pgoff+0x4e2/0x790 [ 130.931958][ T4281] ? mmap_region+0x1730/0x1730 [ 130.936743][ T4281] ? lockdep_hardirqs_on+0x94/0x140 [ 130.941960][ T4281] do_syscall_64+0x4c/0xa0 [ 130.946392][ T4281] ? clear_bhb_loop+0x30/0x80 [ 130.951084][ T4281] ? clear_bhb_loop+0x30/0x80 [ 130.955780][ T4281] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 130.961703][ T4281] RIP: 0033:0x7f2900aa0c02 [ 130.966133][ T4281] Code: 4f 01 00 0f 1f 44 00 00 41 f7 c1 ff 0f 00 00 75 27 55 89 cd 53 48 89 fb 48 85 ff 74 3b 41 89 ea 48 89 df b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 6e 5b 5d c3 0f 1f 00 48 c7 c0 e8 ff ff ff 64 [ 130.985753][ T4281] RSP: 002b:00007ffdd22e3c68 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 [ 130.994195][ T4281] RAX: ffffffffffffffda RBX: 00007f28ffcfe000 RCX: 00007f2900aa0c02 [ 131.002184][ T4281] RDX: 0000000000000003 RSI: 0000000000400000 RDI: 00007f28ffcfe000 [ 131.010192][ T4281] RBP: 0000000000000011 R08: 00000000000000da R09: 0000000000000000 [ 131.018175][ T4281] R10: 0000000000000011 R11: 0000000000000206 R12: 0000000000000003 [ 131.026159][ T4281] R13: 0000000000000003 R14: 00007ffdd22e3ed8 R15: 0000000000000000 [ 131.034178][ T4281] [ 131.038107][ T4187] CPU: 0 PID: 4187 Comm: syz-executor Not tainted syzkaller #0 [ 131.045689][ T4187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 131.055770][ T4187] Call Trace: [ 131.059078][ T4187] [ 131.062069][ T4187] dump_stack_lvl+0x188/0x250 [ 131.062500][ T3548] FAULT_INJECTION: forcing a failure. [ 131.062500][ T3548] name failslab, interval 1, probability 1, space 0, times 800 [ 131.066787][ T4187] ? show_regs_print_info+0x20/0x20 [ 131.084883][ T4187] ? load_image+0x410/0x410 [ 131.089419][ T4187] ? prandom_u32+0x217/0x250 [ 131.094130][ T4187] should_fail+0x383/0x4b0 [ 131.098585][ T4187] should_failslab+0x5/0x20 [ 131.103150][ T4187] slab_pre_alloc_hook+0x51/0xc0 [ 131.108106][ T4187] ? __d_alloc+0x27/0x6d0 [ 131.112477][ T4187] kmem_cache_alloc+0x3d/0x280 [ 131.117272][ T4187] __d_alloc+0x27/0x6d0 [ 131.121458][ T4187] d_alloc_parallel+0x7b/0x1320 [ 131.126340][ T4187] ? __init_waitqueue_head+0xa4/0x140 [ 131.131739][ T4187] __lookup_slow+0x134/0x410 [ 131.136362][ T4187] ? lookup_one_len+0x2d0/0x2d0 [ 131.141269][ T4187] lookup_one_len+0x19d/0x2d0 [ 131.145974][ T4187] ? lookup_one_common+0x460/0x460 [ 131.151114][ T4187] ? do_raw_spin_unlock+0x11d/0x230 [ 131.156338][ T4187] ? mntput+0x64/0xc0 [ 131.160345][ T4187] start_creating+0x184/0x310 [ 131.165045][ T4187] __debugfs_create_file+0x6f/0x500 [ 131.170274][ T4187] ieee80211_debugfs_add_netdev+0x3ae/0xee0 [ 131.176190][ T4187] ? sta_aql_write+0x360/0x360 [ 131.180976][ T4187] ? ieee80211_sta_setup_sdata+0x7a7/0x8c0 [ 131.186807][ T4187] ? ieee80211_setup_sdata+0xa94/0xd30 [ 131.192293][ T4187] ieee80211_if_add+0xddd/0x1e00 [ 131.197309][ T4187] ieee80211_register_hw+0x2b39/0x3a60 [ 131.202805][ T4187] ? ieee80211_register_hw+0xb21/0x3a60 [ 131.208385][ T4187] ? ieee80211_tasklet_handler+0x20/0x20 [ 131.214053][ T4187] ? hrtimer_init+0x10c/0x220 [ 131.218761][ T4187] mac80211_hwsim_new_radio+0x209d/0x4050 [ 131.224557][ T4187] hwsim_new_radio_nl+0xa7d/0xc50 [ 131.229626][ T4187] genl_rcv_msg+0xd0b/0xfa0 [ 131.234166][ T4187] ? genl_bind+0x370/0x370 [ 131.238634][ T4187] ? __dev_queue_xmit+0x1b64/0x2e50 [ 131.243879][ T4187] ? verify_lock_unused+0x140/0x140 [ 131.249142][ T4187] ? dev_queue_xmit+0x20/0x20 [ 131.253848][ T4187] ? hwsim_tx_info_frame_received_nl+0xec0/0xec0 [ 131.260232][ T4187] netlink_rcv_skb+0x1e9/0x430 [ 131.265028][ T4187] ? genl_bind+0x370/0x370 [ 131.269471][ T4187] ? netlink_ack+0xb10/0xb10 [ 131.274088][ T4187] ? down_read+0x1aa/0x2e0 [ 131.278533][ T4187] genl_rcv+0x24/0x40 [ 131.282533][ T4187] netlink_unicast+0x78f/0x940 [ 131.287330][ T4187] netlink_sendmsg+0x8ba/0xbe0 [ 131.292131][ T4187] ? netlink_getsockopt+0x570/0x570 [ 131.297357][ T4187] ? aa_sock_msg_perm+0x94/0x150 [ 131.302328][ T4187] ? apparmor_socket_sendmsg+0x88/0x230 [ 131.307892][ T4187] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 131.313280][ T4187] ? security_socket_sendmsg+0x7c/0xa0 [ 131.318760][ T4187] __sys_sendto+0x46d/0x620 [ 131.323286][ T4187] ? __ia32_sys_getpeername+0x80/0x80 [ 131.328695][ T4187] ? lock_chain_count+0x20/0x20 [ 131.333576][ T4187] __x64_sys_sendto+0xda/0xf0 [ 131.338310][ T4187] do_syscall_64+0x4c/0xa0 [ 131.339611][ T154] FAULT_INJECTION: forcing a failure. [ 131.339611][ T154] name failslab, interval 1, probability 1, space 0, times 799 [ 131.342750][ T4187] ? clear_bhb_loop+0x30/0x80 [ 131.342774][ T4187] ? clear_bhb_loop+0x30/0x80 [ 131.342798][ T4187] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 131.342820][ T4187] RIP: 0033:0x7fa720d0a6ce [ 131.342842][ T4187] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 131.342861][ T4187] RSP: 002b:00007ffef8d2bc38 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 131.342887][ T4187] RAX: ffffffffffffffda RBX: 000055557dec9500 RCX: 00007fa720d0a6ce [ 131.342904][ T4187] RDX: 0000000000000024 RSI: 00007fa721b00670 RDI: 0000000000000003 [ 131.342930][ T4187] RBP: 0000000000000001 R08: 00007ffef8d2bcb4 R09: 000000000000000c [ 131.342945][ T4187] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 131.342958][ T4187] R13: 0000000000000000 R14: 00007fa721b00670 R15: 0000000000000000 [ 131.443291][ T4187] [ 131.446329][ T3559] CPU: 1 PID: 3559 Comm: udevd Not tainted syzkaller #0 [ 131.453301][ T3559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 131.463369][ T3559] Call Trace: [ 131.466656][ T3559] [ 131.469609][ T3559] dump_stack_lvl+0x188/0x250 [ 131.472083][ C0] FAULT_INJECTION: forcing a failure. [ 131.472083][ C0] name failslab, interval 1, probability 1, space 0, times 799 [ 131.474307][ T3559] ? show_regs_print_info+0x20/0x20 [ 131.492264][ T3559] ? load_image+0x410/0x410 [ 131.496879][ T3559] ? prandom_u32+0x217/0x250 [ 131.501500][ T3559] should_fail+0x383/0x4b0 [ 131.505940][ T3559] should_failslab+0x5/0x20 [ 131.510459][ T3559] slab_pre_alloc_hook+0x51/0xc0 [ 131.515432][ T3559] ? copy_mm+0x8b6/0x13d0 [ 131.519784][ T3559] kmem_cache_alloc+0x3d/0x280 [ 131.524572][ T3559] copy_mm+0x8b6/0x13d0 [ 131.528759][ T3559] ? copy_signal+0x610/0x610 [ 131.533363][ T3559] ? __init_rwsem+0x11e/0x160 [ 131.538054][ T3559] ? copy_signal+0x501/0x610 [ 131.542666][ T3559] copy_process+0x17fb/0x3ec0 [ 131.547744][ T3559] ? lockdep_hardirqs_on_prepare+0x7c0/0x7c0 [ 131.553774][ T3559] ? __pidfd_prepare+0x140/0x140 [ 131.558750][ T3559] ? verify_lock_unused+0x140/0x140 [ 131.564001][ T3559] kernel_clone+0x23f/0x990 [ 131.568533][ T3559] ? create_io_thread+0x180/0x180 [ 131.573603][ T3559] __x64_sys_clone+0x19a/0x210 [ 131.578391][ T3559] ? __ia32_sys_vfork+0x130/0x130 [ 131.583440][ T3559] ? lockdep_hardirqs_on+0x94/0x140 [ 131.588654][ T3559] do_syscall_64+0x4c/0xa0 [ 131.593083][ T3559] ? clear_bhb_loop+0x30/0x80 [ 131.597781][ T3559] ? clear_bhb_loop+0x30/0x80 [ 131.602476][ T3559] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 131.608386][ T3559] RIP: 0033:0x7f27dc3c0636 [ 131.612820][ T3559] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 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 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 131.632444][ T3559] RSP: 002b:00007ffc50d6a720 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 131.640884][ T3559] RAX: ffffffffffffffda RBX: 00007ffc50d6a728 RCX: 00007f27dc3c0636 [ 131.648868][ T3559] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 131.656856][ T3559] RBP: 000055f2048b4910 R08: 0000000000000000 R09: 000055f2048bc8e0 [ 131.664840][ T3559] R10: 00007f27dc288b50 R11: 0000000000000246 R12: 00007ffc50d6aae0 [ 131.672831][ T3559] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 131.680839][ T3559] [ 131.683878][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Not tainted syzkaller #0 [ 131.691195][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 131.701277][ C0] Call Trace: [ 131.704573][ C0] [ 131.707519][ C0] dump_stack_lvl+0x188/0x250 [ 131.712226][ C0] ? show_regs_print_info+0x20/0x20 [ 131.717451][ C0] ? load_image+0x410/0x410 [ 131.721984][ C0] ? prandom_u32+0x217/0x250 [ 131.726626][ C0] should_fail+0x383/0x4b0 [ 131.731062][ C0] should_failslab+0x5/0x20 [ 131.735583][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 131.740538][ C0] kmem_cache_alloc_trace+0x47/0x290 [ 131.745843][ C0] ? dst_cow_metrics_generic+0x52/0x1b0 [ 131.751418][ C0] dst_cow_metrics_generic+0x52/0x1b0 [ 131.756817][ C0] icmp6_dst_alloc+0x2ca/0x470 [ 131.761606][ C0] ndisc_send_skb+0x3d1/0x1410 [ 131.766396][ C0] ? ndisc_alloc_skb+0x420/0x420 [ 131.771364][ C0] ? ndisc_send_rs+0x524/0x700 [ 131.776149][ C0] addrconf_rs_timer+0x367/0x640 [ 131.781135][ C0] ? detach_timer+0x33/0x2b0 [ 131.785764][ C0] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 131.791857][ C0] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 131.797959][ C0] call_timer_fn+0x17b/0x540 [ 131.802570][ C0] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 131.808661][ C0] ? __run_timers+0x810/0x810 [ 131.813356][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 131.818581][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 131.823822][ C0] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 131.829916][ C0] __run_timers+0x56c/0x810 [ 131.834458][ C0] ? detach_timer+0x2b0/0x2b0 [ 131.839155][ C0] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 131.845175][ C0] ? sched_clock_cpu+0x15/0x3c0 [ 131.850063][ C0] run_timer_softirq+0x63/0xf0 [ 131.854856][ C0] handle_softirqs+0x336/0x830 [ 131.859651][ C0] ? run_ksoftirqd+0xa4/0x100 [ 131.864349][ C0] ? do_softirq+0x210/0x210 [ 131.868866][ C0] ? run_ksoftirqd+0x81/0x100 [ 131.873559][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 131.878773][ C0] ? lockdep_hardirqs_off+0x70/0x100 [ 131.884107][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 131.889319][ C0] run_ksoftirqd+0xa4/0x100 [ 131.893839][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 131.899054][ C0] ? preempt_schedule_thunk+0x16/0x18 [ 131.904454][ C0] ? smpboot_thread_fn+0x5d9/0x990 [ 131.909590][ C0] smpboot_thread_fn+0x520/0x990 [ 131.914561][ C0] kthread+0x42e/0x520 [ 131.918651][ C0] ? cpu_report_death+0x180/0x180 [ 131.923705][ C0] ? kthread_blkcg+0xd0/0xd0 [ 131.928318][ C0] ret_from_fork+0x1f/0x30 [ 131.932760][ C0] [ 131.935794][ T3852] CPU: 1 PID: 3852 Comm: dhcpcd Not tainted syzkaller #0 [ 131.937240][ C0] FAULT_INJECTION: forcing a failure. [ 131.937240][ C0] name failslab, interval 1, probability 1, space 0, times 797 [ 131.942853][ T3852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 131.942869][ T3852] Call Trace: [ 131.942877][ T3852] [ 131.942886][ T3852] dump_stack_lvl+0x188/0x250 [ 131.976611][ T3852] ? show_regs_print_info+0x20/0x20 [ 131.981832][ T3852] ? load_image+0x410/0x410 [ 131.986361][ T3852] ? prandom_u32+0x217/0x250 [ 131.990987][ T3852] should_fail+0x383/0x4b0 [ 131.995441][ T3852] should_failslab+0x5/0x20 [ 131.999974][ T3852] slab_pre_alloc_hook+0x51/0xc0 [ 132.004939][ T3852] __kmalloc+0x6b/0x340 [ 132.009141][ T3852] ? security_task_alloc+0x42/0x130 [ 132.014370][ T3852] security_task_alloc+0x42/0x130 [ 132.019419][ T3852] copy_process+0x1664/0x3ec0 [ 132.024227][ T3852] ? lockdep_hardirqs_on_prepare+0x7c0/0x7c0 [ 132.030233][ T3852] ? __pidfd_prepare+0x140/0x140 [ 132.035194][ T3852] ? verify_lock_unused+0x140/0x140 [ 132.040421][ T3852] kernel_clone+0x23f/0x990 [ 132.044949][ T3852] ? create_io_thread+0x180/0x180 [ 132.049999][ T3852] __x64_sys_clone+0x19a/0x210 [ 132.054780][ T3852] ? __ia32_sys_vfork+0x130/0x130 [ 132.059836][ T3852] ? lockdep_hardirqs_on+0x94/0x140 [ 132.065057][ T3852] do_syscall_64+0x4c/0xa0 [ 132.069490][ T3852] ? clear_bhb_loop+0x30/0x80 [ 132.074185][ T3852] ? clear_bhb_loop+0x30/0x80 [ 132.078877][ T3852] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 132.084792][ T3852] RIP: 0033:0x7f6363605636 [ 132.089256][ T3852] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 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 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 132.108891][ T3852] RSP: 002b:00007ffd0b6a47a0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 132.117341][ T3852] RAX: ffffffffffffffda RBX: 00007ffd0b6a47a8 RCX: 00007f6363605636 [ 132.125343][ T3852] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 132.133329][ T3852] RBP: 00007ffd0b6c4cf0 R08: 0000000000000000 R09: 0000000000000001 [ 132.141314][ T3852] R10: 00007f6363531a10 R11: 0000000000000246 R12: 00007ffd0b6a48e0 [ 132.149298][ T3852] R13: 0000000000000000 R14: 0000000000000000 R15: 000055c36ac1cac0 [ 132.157299][ T3852] [ 132.160333][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Not tainted syzkaller #0 [ 132.167645][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 132.177762][ C0] Call Trace: [ 132.181089][ C0] [ 132.184040][ C0] dump_stack_lvl+0x188/0x250 [ 132.188754][ C0] ? show_regs_print_info+0x20/0x20 [ 132.193984][ C0] ? load_image+0x410/0x410 [ 132.198525][ C0] ? prandom_u32+0x217/0x250 [ 132.203158][ C0] should_fail+0x383/0x4b0 [ 132.207688][ C0] should_failslab+0x5/0x20 [ 132.212208][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 132.217172][ C0] kmem_cache_alloc_trace+0x47/0x290 [ 132.222481][ C0] ? dst_cow_metrics_generic+0x52/0x1b0 [ 132.228051][ C0] dst_cow_metrics_generic+0x52/0x1b0 [ 132.233450][ C0] icmp6_dst_alloc+0x2ca/0x470 [ 132.238240][ C0] ndisc_send_skb+0x3d1/0x1410 [ 132.243081][ C0] ? ndisc_alloc_skb+0x420/0x420 [ 132.248185][ C0] ? memset+0x1e/0x40 [ 132.252200][ C0] ? ndisc_send_rs+0x524/0x700 [ 132.256998][ C0] addrconf_rs_timer+0x367/0x640 [ 132.261963][ C0] ? detach_timer+0x33/0x2b0 [ 132.266593][ C0] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 132.272696][ C0] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 132.278790][ C0] call_timer_fn+0x17b/0x540 [ 132.283412][ C0] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 132.289507][ C0] ? __run_timers+0x810/0x810 [ 132.294217][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 132.299522][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 132.304747][ C0] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 132.310846][ C0] __run_timers+0x56c/0x810 [ 132.315382][ C0] ? detach_timer+0x2b0/0x2b0 [ 132.320166][ C0] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 132.326172][ C0] ? sched_clock_cpu+0x15/0x3c0 [ 132.331049][ C0] run_timer_softirq+0x63/0xf0 [ 132.335840][ C0] handle_softirqs+0x336/0x830 [ 132.340649][ C0] ? run_ksoftirqd+0xa4/0x100 [ 132.345352][ C0] ? do_softirq+0x210/0x210 [ 132.349871][ C0] ? run_ksoftirqd+0x81/0x100 [ 132.354576][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 132.359809][ C0] ? lockdep_hardirqs_off+0x70/0x100 [ 132.365121][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 132.370343][ C0] run_ksoftirqd+0xa4/0x100 [ 132.374865][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 132.380265][ C0] ? preempt_schedule_thunk+0x16/0x18 [ 132.385657][ C0] ? smpboot_thread_fn+0x5d9/0x990 [ 132.390799][ C0] smpboot_thread_fn+0x520/0x990 [ 132.395766][ C0] kthread+0x42e/0x520 [ 132.399849][ C0] ? cpu_report_death+0x180/0x180 [ 132.404906][ C0] ? kthread_blkcg+0xd0/0xd0 [ 132.409513][ C0] ret_from_fork+0x1f/0x30 [ 132.413958][ C0] [ 132.416993][ T154] CPU: 1 PID: 154 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 132.423579][ C0] FAULT_INJECTION: forcing a failure. [ 132.423579][ C0] name failslab, interval 1, probability 1, space 0, times 796 [ 132.424487][ T154] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 132.447320][ T154] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 132.455153][ T154] Call Trace: [ 132.458452][ T154] [ 132.461396][ T154] dump_stack_lvl+0x188/0x250 [ 132.466097][ T154] ? show_regs_print_info+0x20/0x20 [ 132.471315][ T154] ? load_image+0x410/0x410 [ 132.475839][ T154] ? prandom_u32+0x217/0x250 [ 132.480452][ T154] should_fail+0x383/0x4b0 [ 132.484893][ T154] should_failslab+0x5/0x20 [ 132.489410][ T154] slab_pre_alloc_hook+0x51/0xc0 [ 132.494366][ T154] __kmalloc_node_track_caller+0x68/0x3a0 [ 132.500124][ T154] ? __netdev_alloc_skb+0x110/0x4c0 [ 132.505343][ T154] ? __alloc_skb+0xf4/0x750 [ 132.509865][ T154] ? __netdev_alloc_skb+0x110/0x4c0 [ 132.515086][ T154] __alloc_skb+0x22c/0x750 [ 132.519525][ T154] __netdev_alloc_skb+0x110/0x4c0 [ 132.524575][ T154] ? __alloc_skb+0x750/0x750 [ 132.529184][ T154] ? do_raw_spin_unlock+0x11d/0x230 [ 132.534402][ T154] batadv_iv_ogm_queue_add+0x833/0xdb0 [ 132.539910][ T154] batadv_iv_ogm_schedule+0xb35/0x1000 [ 132.545392][ T154] ? pskb_expand_head+0xb45/0x1100 [ 132.550536][ T154] ? batadv_iv_send_outstanding_bat_ogm_packet+0x800/0x800 [ 132.557757][ T154] ? batadv_send_skb_packet+0x36e/0x580 [ 132.563325][ T154] batadv_iv_send_outstanding_bat_ogm_packet+0x6e9/0x800 [ 132.570376][ T154] process_one_work+0x867/0xff0 [ 132.575277][ T154] ? worker_detach_from_pool+0x240/0x240 [ 132.580931][ T154] ? lockdep_hardirqs_off+0x70/0x100 [ 132.586234][ T154] ? _raw_spin_lock_irq+0xb7/0xf0 [ 132.591296][ T154] ? _raw_spin_lock_irqsave+0x100/0x100 [ 132.596857][ T154] ? wq_worker_running+0x97/0x170 [ 132.601905][ T154] worker_thread+0xad7/0x12a0 [ 132.606648][ T154] kthread+0x42e/0x520 [ 132.610733][ T154] ? rcu_lock_release+0x20/0x20 [ 132.615599][ T154] ? kthread_blkcg+0xd0/0xd0 [ 132.620215][ T154] ret_from_fork+0x1f/0x30 [ 132.624665][ T154] [ 132.627698][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Not tainted syzkaller #0 [ 132.635014][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 132.645080][ C0] Call Trace: [ 132.648369][ C0] [ 132.651303][ C0] dump_stack_lvl+0x188/0x250 [ 132.655999][ C0] ? show_regs_print_info+0x20/0x20 [ 132.661327][ C0] ? load_image+0x410/0x410 [ 132.665873][ C0] ? prandom_u32+0x217/0x250 [ 132.670492][ C0] should_fail+0x383/0x4b0 [ 132.674930][ C0] should_failslab+0x5/0x20 [ 132.679451][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 132.684400][ C0] kmem_cache_alloc_node+0x47/0x2c0 [ 132.689609][ C0] ? __alloc_skb+0xf4/0x750 [ 132.694117][ C0] __alloc_skb+0xf4/0x750 [ 132.698479][ C0] skb_copy+0x122/0x6f0 [ 132.702657][ C0] mac80211_hwsim_tx_frame_no_nl+0xc88/0x15c0 [ 132.708751][ C0] ? seqcount_lockdep_reader_access+0xa0/0x1d0 [ 132.714924][ C0] ? mac80211_hwsim_tx_frame_nl+0xba0/0xba0 [ 132.720840][ C0] mac80211_hwsim_tx_frame+0x1b5/0x200 [ 132.726320][ C0] mac80211_hwsim_beacon_tx+0x4d0/0x900 [ 132.731886][ C0] __iterate_interfaces+0x225/0x4c0 [ 132.737094][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 132.743348][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 132.749599][ C0] ieee80211_iterate_active_interfaces_atomic+0xb3/0x140 [ 132.756629][ C0] mac80211_hwsim_beacon+0x9b/0x180 [ 132.761840][ C0] ? hw_scan_work+0xef0/0xef0 [ 132.766538][ C0] __hrtimer_run_queues+0x4ea/0xb60 [ 132.771771][ C0] ? hrtimer_interrupt+0x8b0/0x8b0 [ 132.776907][ C0] hrtimer_run_softirq+0x176/0x240 [ 132.782025][ C0] handle_softirqs+0x336/0x830 [ 132.786814][ C0] ? run_ksoftirqd+0xa4/0x100 [ 132.791503][ C0] ? do_softirq+0x210/0x210 [ 132.796017][ C0] ? run_ksoftirqd+0x81/0x100 [ 132.800710][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 132.805913][ C0] ? lockdep_hardirqs_off+0x70/0x100 [ 132.811218][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 132.816423][ C0] run_ksoftirqd+0xa4/0x100 [ 132.820945][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 132.826145][ C0] ? preempt_schedule_thunk+0x16/0x18 [ 132.831532][ C0] ? smpboot_thread_fn+0x5d9/0x990 [ 132.836664][ C0] smpboot_thread_fn+0x520/0x990 [ 132.841645][ C0] kthread+0x42e/0x520 [ 132.845729][ C0] ? cpu_report_death+0x180/0x180 [ 132.850763][ C0] ? kthread_blkcg+0xd0/0xd0 [ 132.855351][ C0] ret_from_fork+0x1f/0x30 [ 132.859787][ C0] [ 132.864719][ T3548] CPU: 1 PID: 3548 Comm: klogd Not tainted syzkaller #0 [ 132.865668][ C0] FAULT_INJECTION: forcing a failure. [ 132.865668][ C0] name failslab, interval 1, probability 1, space 0, times 795 [ 132.871806][ T3548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 132.871822][ T3548] Call Trace: [ 132.871830][ T3548] [ 132.871839][ T3548] dump_stack_lvl+0x188/0x250 [ 132.905601][ T3548] ? show_regs_print_info+0x20/0x20 [ 132.910818][ T3548] ? load_image+0x410/0x410 [ 132.915346][ T3548] ? prandom_u32+0x217/0x250 [ 132.919960][ T3548] should_fail+0x383/0x4b0 [ 132.924395][ T3548] should_failslab+0x5/0x20 [ 132.928927][ T3548] slab_pre_alloc_hook+0x51/0xc0 [ 132.933882][ T3548] __kmalloc_node_track_caller+0x68/0x3a0 [ 132.939651][ T3548] ? alloc_skb_with_frags+0xa7/0x720 [ 132.944963][ T3548] ? __alloc_skb+0xf4/0x750 [ 132.949486][ T3548] ? alloc_skb_with_frags+0xa7/0x720 [ 132.954794][ T3548] __alloc_skb+0x22c/0x750 [ 132.959233][ T3548] alloc_skb_with_frags+0xa7/0x720 [ 132.964391][ T3548] ? _raw_spin_unlock_irqrestore+0x10d/0x120 [ 132.970391][ T3548] sock_alloc_send_pskb+0x87f/0x9a0 [ 132.975637][ T3548] ? sock_kzfree_s+0x50/0x50 [ 132.980240][ T3548] ? do_raw_spin_lock+0x128/0x2f0 [ 132.985288][ T3548] ? __rwlock_init+0x140/0x140 [ 132.990067][ T3548] ? mark_lock+0x94/0x320 [ 132.994412][ T3548] ? do_raw_spin_unlock+0x11d/0x230 [ 132.999633][ T3548] unix_dgram_sendmsg+0x6f8/0x19c0 [ 133.004770][ T3548] ? aa_sk_perm+0x7dc/0x910 [ 133.009296][ T3548] ? aa_af_perm+0x340/0x340 [ 133.013827][ T3548] ? unix_dgram_poll+0x680/0x680 [ 133.018791][ T3548] ? tomoyo_socket_sendmsg_permission+0x1dd/0x2f0 [ 133.025374][ T3548] ? apparmor_socket_sendmsg+0x88/0x230 [ 133.030952][ T3548] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 133.036270][ T3548] ? security_socket_sendmsg+0x7c/0xa0 [ 133.041818][ T3548] __sys_sendto+0x46d/0x620 [ 133.046345][ T3548] ? __ia32_sys_getpeername+0x80/0x80 [ 133.051771][ T3548] ? lock_chain_count+0x20/0x20 [ 133.056652][ T3548] __x64_sys_sendto+0xda/0xf0 [ 133.061437][ T3548] do_syscall_64+0x4c/0xa0 [ 133.065870][ T3548] ? clear_bhb_loop+0x30/0x80 [ 133.070687][ T3548] ? clear_bhb_loop+0x30/0x80 [ 133.075378][ T3548] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 133.081288][ T3548] RIP: 0033:0x7f0e5eb9f407 [ 133.085750][ T3548] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 133.105372][ T3548] RSP: 002b:00007ffc9f94a530 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 133.113891][ T3548] RAX: ffffffffffffffda RBX: 00007f0e5ea4fc80 RCX: 00007f0e5eb9f407 [ 133.121883][ T3548] RDX: 0000000000000039 RSI: 00007ffc9f94a670 RDI: 0000000000000003 [ 133.129870][ T3548] RBP: 00007ffc9f94aaa0 R08: 0000000000000000 R09: 0000000000000000 [ 133.137856][ T3548] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffc9f94aab8 [ 133.145847][ T3548] R13: 00007ffc9f94a670 R14: 000000000000001e R15: 00007ffc9f94a670 [ 133.153844][ T3548] [ 133.156901][ C0] CPU: 0 PID: 4228 Comm: kworker/0:4 Not tainted syzkaller #0 [ 133.159524][ T3559] udevd[3559]: fork of child failed: Cannot allocate memory [ 133.164419][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 133.164437][ C0] Workqueue: events nsim_dev_trap_report_work [ 133.180638][ T3559] FAULT_INJECTION: forcing a failure. [ 133.180638][ T3559] name failslab, interval 1, probability 1, space 0, times 794 [ 133.181864][ C0] Call Trace: [ 133.181875][ C0] [ 133.181884][ C0] dump_stack_lvl+0x188/0x250 [ 133.211568][ C0] ? show_regs_print_info+0x20/0x20 [ 133.216791][ C0] ? load_image+0x410/0x410 [ 133.221315][ C0] ? prandom_u32+0x217/0x250 [ 133.225932][ C0] should_fail+0x383/0x4b0 [ 133.230374][ C0] should_failslab+0x5/0x20 [ 133.234904][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 133.239901][ C0] __kmalloc_node_track_caller+0x68/0x3a0 [ 133.245642][ C0] ? aoecmd_cfg+0x282/0x910 [ 133.250165][ C0] ? __alloc_skb+0xf4/0x750 [ 133.254689][ C0] ? aoecmd_cfg+0x282/0x910 [ 133.259220][ C0] __alloc_skb+0x22c/0x750 [ 133.263652][ C0] ? aoecmd_cfg+0x4ef/0x910 [ 133.268176][ C0] aoecmd_cfg+0x282/0x910 [ 133.272539][ C0] ? ktcomplete+0x2a0/0x2a0 [ 133.277073][ C0] ? skbfree+0x340/0x340 [ 133.281373][ C0] call_timer_fn+0x17b/0x540 [ 133.285994][ C0] ? skbfree+0x340/0x340 [ 133.290257][ C0] ? __run_timers+0x810/0x810 [ 133.294957][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 133.300174][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 133.305392][ C0] ? skbfree+0x340/0x340 [ 133.309665][ C0] __run_timers+0x56c/0x810 [ 133.314188][ C0] ? hrtimer_interrupt+0x4c1/0x8b0 [ 133.319344][ C0] ? detach_timer+0x2b0/0x2b0 [ 133.324050][ C0] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 133.330071][ C0] ? sched_clock_cpu+0x15/0x3c0 [ 133.335092][ C0] run_timer_softirq+0x63/0xf0 [ 133.339901][ C0] handle_softirqs+0x336/0x830 [ 133.344702][ C0] ? do_softirq+0x142/0x210 [ 133.349240][ C0] ? do_softirq+0x210/0x210 [ 133.353809][ C0] do_softirq+0x142/0x210 [ 133.358159][ C0] [ 133.361191][ C0] [ 133.364135][ C0] ? __local_bh_enable_ip+0x1c0/0x1c0 [ 133.369525][ C0] ? lockdep_hardirqs_on_prepare+0x7c0/0x7c0 [ 133.375525][ C0] ? __local_bh_enable_ip+0xd7/0x1c0 [ 133.380832][ C0] ? lockdep_hardirqs_off+0x70/0x100 [ 133.386143][ C0] ? nsim_dev_trap_report_work+0x769/0xab0 [ 133.392050][ C0] __local_bh_enable_ip+0x180/0x1c0 [ 133.397269][ C0] ? _local_bh_enable+0xa0/0xa0 [ 133.402244][ C0] ? do_raw_spin_unlock+0x11d/0x230 [ 133.407463][ C0] ? nsim_dev_trap_report_work+0x769/0xab0 [ 133.413285][ C0] nsim_dev_trap_report_work+0x769/0xab0 [ 133.418944][ C0] process_one_work+0x867/0xff0 [ 133.423819][ C0] ? worker_detach_from_pool+0x240/0x240 [ 133.429490][ C0] ? lockdep_hardirqs_off+0x70/0x100 [ 133.434793][ C0] ? _raw_spin_lock_irq+0xb7/0xf0 [ 133.439832][ C0] ? _raw_spin_lock_irqsave+0x100/0x100 [ 133.445392][ C0] ? wq_worker_running+0x97/0x170 [ 133.450426][ C0] worker_thread+0xad7/0x12a0 [ 133.455129][ C0] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 133.461043][ C0] kthread+0x42e/0x520 [ 133.465126][ C0] ? rcu_lock_release+0x20/0x20 [ 133.469985][ C0] ? kthread_blkcg+0xd0/0xd0 [ 133.474585][ C0] ret_from_fork+0x1f/0x30 [ 133.479023][ C0] [ 133.482118][ C0] aoe: skb alloc failure [ 133.483269][ T3559] CPU: 1 PID: 3559 Comm: udevd Not tainted syzkaller #0 [ 133.493324][ T3559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 133.497520][ T1428] ieee802154 phy0 wpan0: encryption failed: -22 [ 133.503408][ T3559] Call Trace: [ 133.503418][ T3559] [ 133.503428][ T3559] dump_stack_lvl+0x188/0x250 [ 133.509800][ T1428] ieee802154 phy1 wpan1: encryption failed: -22 [ 133.513011][ T3559] ? show_regs_print_info+0x20/0x20 [ 133.513041][ T3559] ? load_image+0x410/0x410 [ 133.516701][ T4254] FAULT_INJECTION: forcing a failure. [ 133.516701][ T4254] name failslab, interval 1, probability 1, space 0, times 792 [ 133.520674][ T3559] ? prandom_u32+0x217/0x250 [ 133.536601][ T4228] Bluetooth: hci5: command 0x040f tx timeout [ 133.559973][ T3559] should_fail+0x383/0x4b0 [ 133.564541][ T3559] should_failslab+0x5/0x20 [ 133.569069][ T3559] slab_pre_alloc_hook+0x51/0xc0 [ 133.574018][ T3559] ? anon_vma_fork+0x1f4/0x520 [ 133.578820][ T3559] kmem_cache_alloc+0x3d/0x280 [ 133.583611][ T3559] anon_vma_fork+0x1f4/0x520 [ 133.588224][ T3559] copy_mm+0x9df/0x13d0 [ 133.592406][ T3559] ? copy_signal+0x610/0x610 [ 133.597018][ T3559] ? __init_rwsem+0x11e/0x160 [ 133.601716][ T3559] ? copy_signal+0x501/0x610 [ 133.606367][ T3559] copy_process+0x17fb/0x3ec0 [ 133.611078][ T3559] ? lockdep_hardirqs_on_prepare+0x7c0/0x7c0 [ 133.617106][ T3559] ? __pidfd_prepare+0x140/0x140 [ 133.622066][ T3559] ? verify_lock_unused+0x140/0x140 [ 133.627299][ T3559] kernel_clone+0x23f/0x990 [ 133.631827][ T3559] ? create_io_thread+0x180/0x180 [ 133.636887][ T3559] __x64_sys_clone+0x19a/0x210 [ 133.641667][ T3559] ? __ia32_sys_vfork+0x130/0x130 [ 133.646729][ T3559] ? lockdep_hardirqs_on+0x94/0x140 [ 133.651949][ T3559] do_syscall_64+0x4c/0xa0 [ 133.656380][ T3559] ? clear_bhb_loop+0x30/0x80 [ 133.661068][ T3559] ? clear_bhb_loop+0x30/0x80 [ 133.665778][ T3559] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 133.671697][ T3559] RIP: 0033:0x7f27dc3c0636 [ 133.676165][ T3559] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 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 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 133.695784][ T3559] RSP: 002b:00007ffc50d6a720 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 133.704324][ T3559] RAX: ffffffffffffffda RBX: 00007ffc50d6a728 RCX: 00007f27dc3c0636 [ 133.712314][ T3559] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 133.720302][ T3559] RBP: 000055f2048b4910 R08: 0000000000000000 R09: 000055f2048bc8e0 [ 133.728288][ T3559] R10: 00007f27dc288b50 R11: 0000000000000246 R12: 00007ffc50d6aae0 [ 133.736272][ T3559] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 133.744280][ T3559] [ 133.747316][ T4174] CPU: 0 PID: 4174 Comm: syz-executor Not tainted syzkaller #0 [ 133.754887][ T4174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 133.756779][ T154] FAULT_INJECTION: forcing a failure. [ 133.756779][ T154] name failslab, interval 1, probability 1, space 0, times 791 [ 133.764965][ T4174] Call Trace: [ 133.764975][ T4174] [ 133.764984][ T4174] dump_stack_lvl+0x188/0x250 [ 133.765016][ T4174] ? show_regs_print_info+0x20/0x20 [ 133.794255][ T4174] ? load_image+0x410/0x410 [ 133.798782][ T4174] ? prandom_u32+0x217/0x250 [ 133.803399][ T4174] should_fail+0x383/0x4b0 [ 133.807839][ T4174] should_failslab+0x5/0x20 [ 133.812363][ T4174] slab_pre_alloc_hook+0x51/0xc0 [ 133.817312][ T4174] ? __alloc_file+0x25/0x240 [ 133.821918][ T4174] kmem_cache_alloc+0x3d/0x280 [ 133.826702][ T4174] __alloc_file+0x25/0x240 [ 133.831135][ T4174] alloc_empty_file+0x90/0x180 [ 133.836018][ T4174] alloc_file+0x5c/0x510 [ 133.840277][ T4174] alloc_file_clone+0x23/0xa0 [ 133.844974][ T4174] create_pipe_files+0x409/0x6b0 [ 133.849950][ T4174] __do_pipe_flags+0x46/0x1f0 [ 133.854643][ T4174] do_pipe2+0xa7/0x190 [ 133.858725][ T4174] ? pipe_fcntl+0x530/0x530 [ 133.863241][ T4174] ? lock_chain_count+0x20/0x20 [ 133.868123][ T4174] ? syscall_enter_from_user_mode+0x21/0x70 [ 133.874045][ T4174] __x64_sys_pipe2+0x56/0x60 [ 133.878652][ T4174] do_syscall_64+0x4c/0xa0 [ 133.883087][ T4174] ? clear_bhb_loop+0x30/0x80 [ 133.887776][ T4174] ? clear_bhb_loop+0x30/0x80 [ 133.892473][ T4174] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 133.898383][ T4174] RIP: 0033:0x7fe018e65ec9 [ 133.902821][ T4174] Code: 38 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 eb aa e8 ea 34 00 00 66 2e 0f 1f 84 00 00 00 00 00 31 f6 b8 25 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 07 c3 66 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff [ 133.922445][ T4174] RSP: 002b:00007ffd9359ecd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000125 [ 133.930886][ T4174] RAX: ffffffffffffffda RBX: 000055556cab4fb0 RCX: 00007fe018e65ec9 [ 133.938870][ T4174] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffd9359ecf8 [ 133.946864][ T4174] RBP: 00007ffd9359f2b0 R08: 0000000000000000 R09: 0000000000000000 [ 133.954850][ T4174] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd9359ee10 [ 133.962839][ T4174] R13: 000055556cab3948 R14: 000055556cab4b58 R15: 00007ffd9359ee30 [ 133.970970][ T4174] [ 133.974020][ T154] CPU: 1 PID: 154 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 133.981516][ T154] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 133.991646][ T154] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 133.999505][ T154] Call Trace: [ 134.002803][ T154] [ 134.005750][ T154] dump_stack_lvl+0x188/0x250 [ 134.010453][ T154] ? show_regs_print_info+0x20/0x20 [ 134.015672][ T154] ? load_image+0x410/0x410 [ 134.020200][ T154] should_fail+0x383/0x4b0 [ 134.024644][ T154] should_failslab+0x5/0x20 [ 134.029164][ T154] slab_pre_alloc_hook+0x51/0xc0 [ 134.034139][ T154] __kmalloc+0x6b/0x340 [ 134.038324][ T154] ? batadv_tvlv_container_register+0x3b/0x360 [ 134.044519][ T154] batadv_tvlv_container_register+0x3b/0x360 [ 134.050532][ T154] batadv_tt_tvlv_container_update+0x50a/0x600 [ 134.056725][ T154] batadv_tt_local_commit_changes_nolock+0xc18/0xd40 [ 134.063438][ T154] ? do_raw_spin_lock+0x128/0x2f0 [ 134.068489][ T154] ? batadv_tt_local_commit_changes+0x30/0x30 [ 134.074582][ T154] ? batadv_iv_ogm_queue_add+0xdb0/0xdb0 [ 134.080232][ T154] ? batadv_tt_local_commit_changes+0x1a/0x30 [ 134.086318][ T154] batadv_tt_local_commit_changes+0x22/0x30 [ 134.092230][ T154] batadv_iv_ogm_schedule+0x264/0x1000 [ 134.097713][ T154] ? pskb_expand_head+0xb45/0x1100 [ 134.102855][ T154] ? batadv_iv_send_outstanding_bat_ogm_packet+0x800/0x800 [ 134.110094][ T154] ? batadv_send_skb_packet+0x36e/0x580 [ 134.115661][ T154] batadv_iv_send_outstanding_bat_ogm_packet+0x6e9/0x800 [ 134.122718][ T154] process_one_work+0x867/0xff0 [ 134.127603][ T154] ? worker_detach_from_pool+0x240/0x240 [ 134.133254][ T154] ? lockdep_hardirqs_off+0x70/0x100 [ 134.138557][ T154] ? _raw_spin_lock_irq+0xb7/0xf0 [ 134.143597][ T154] ? _raw_spin_lock_irqsave+0x100/0x100 [ 134.149155][ T154] ? wq_worker_running+0x97/0x170 [ 134.154200][ T154] worker_thread+0xad7/0x12a0 [ 134.158921][ T154] kthread+0x42e/0x520 [ 134.163012][ T154] ? rcu_lock_release+0x20/0x20 [ 134.167881][ T154] ? kthread_blkcg+0xd0/0xd0 [ 134.172490][ T154] ret_from_fork+0x1f/0x30 [ 134.176936][ T154] [ 134.179978][ T4254] CPU: 0 PID: 4254 Comm: kworker/u4:6 Not tainted syzkaller #0 [ 134.187562][ T4254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 134.197669][ T4254] Workqueue: events_unbound cfg80211_wiphy_work SYZFAIL: pipe failed (errno 12: Cannot allocate memory) [ 134.203993][ T4254] Call Trace: [ 134.207304][ T4254] [ 134.210260][ T4254] dump_stack_lvl+0x188/0x250 [ 134.214988][ T4254] ? show_regs_print_info+0x20/0x20 [ 134.220225][ T4254] ? load_image+0x410/0x410 [ 134.224780][ T4254] should_fail+0x383/0x4b0 [ 134.229252][ T4254] should_failslab+0x5/0x20 [ 134.233790][ T4254] slab_pre_alloc_hook+0x51/0xc0 [ 134.238765][ T4254] __kmalloc+0x6b/0x340 [ 134.242960][ T4254] ? ieee802_11_parse_elems_crc+0xb3/0x1090 [ 134.248890][ T4254] ieee802_11_parse_elems_crc+0xb3/0x1090 [ 134.254659][ T4254] ? __lock_acquire+0x7b50/0x7b50 [ 134.259706][ T4254] ? ieee80211_queue_delayed_work+0x150/0x150 [ 134.265806][ T4254] ieee80211_bss_info_update+0x74d/0xa80 [ 134.271497][ T4254] ? ieee80211_rx_bss_put+0x60/0x60 [ 134.276759][ T4254] ? ieee80211_mandatory_rates+0x1c8/0x230 [ 134.282618][ T4254] ieee80211_ibss_rx_queued_mgmt+0x1763/0x2b50 [ 134.288813][ T4254] ? ieee80211_ibss_rx_no_sta+0x750/0x750 [ 134.294546][ T4254] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 134.300466][ T4254] ? lockdep_hardirqs_on+0x94/0x140 [ 134.305813][ T4254] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 134.311742][ T4254] ? _raw_spin_unlock+0x40/0x40 [ 134.316622][ T4254] ? kcov_remote_start+0x6a/0x490 [ 134.321667][ T4254] ? kcov_remote_start+0xfa/0x490 [ 134.326712][ T4254] ieee80211_iface_work+0x714/0xc50 [ 134.331927][ T4254] ? _raw_spin_unlock_irq+0x1f/0x40 [ 134.337143][ T4254] cfg80211_wiphy_work+0x224/0x260 [ 134.342278][ T4254] process_one_work+0x867/0xff0 [ 134.347160][ T4254] ? worker_detach_from_pool+0x240/0x240 [ 134.352810][ T4254] ? lockdep_hardirqs_off+0x70/0x100 [ 134.358119][ T4254] ? _raw_spin_lock_irq+0xb7/0xf0 [ 134.363156][ T4254] ? _raw_spin_lock_irqsave+0x100/0x100 [ 134.368718][ T4254] ? wq_worker_running+0x97/0x170 [ 134.373763][ T4254] worker_thread+0xad7/0x12a0 [ 134.378481][ T4254] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 134.384394][ T4254] kthread+0x42e/0x520 [ 134.388487][ T4254] ? rcu_lock_release+0x20/0x20 [ 134.393348][ T4254] ? kthread_blkcg+0xd0/0xd0 [ 134.397952][ T4254] ret_from_fork+0x1f/0x30 [ 134.402395][ T4254] [ 134.406277][ T3548] FAULT_INJECTION: forcing a failure. [ 134.406277][ T3548] name failslab, interval 1, probability 1, space 0, times 788 [ 134.421215][ T4281] Mem-Info: [ 134.424387][ T4281] active_anon:268 inactive_anon:5150 isolated_anon:0 [ 134.424387][ T4281] active_file:4415 inactive_file:36232 isolated_file:0 [ 134.424387][ T4281] unevictable:768 dirty:50 writeback:0 [ 134.424387][ T4281] slab_reclaimable:19989 slab_unreclaimable:90139 [ 134.424387][ T4281] mapped:25515 shmem:1696 pagetables:384 bounce:0 [ 134.424387][ T4281] kernel_misc_reclaimable:0 [ 134.424387][ T4281] free:1404555 free_pcp:10727 free_cma:0 [ 134.435436][ T3548] CPU: 1 PID: 3548 Comm: klogd Not tainted syzkaller #0 [ 134.472918][ T3548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 134.473896][ T4281] Node 0 active_anon:1044kB inactive_anon:20084kB active_file:17456kB inactive_file:144928kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:101660kB dirty:196kB writeback:0kB shmem:4704kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:9904kB pagetables:1536kB all_unreclaimable? no [ 134.483023][ T3548] Call Trace: [ 134.483035][ T3548] [ 134.483044][ T3548] dump_stack_lvl+0x188/0x250 [ 134.483078][ T3548] ? show_regs_print_info+0x20/0x20 [ 134.516558][ T4281] Node 1 active_anon:28kB inactive_anon:516kB active_file:204kB inactive_file:0kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:4kB writeback:0kB shmem:2080kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:16kB pagetables:0kB all_unreclaimable? no [ 134.517392][ T3548] ? load_image+0x410/0x410 [ 134.520357][ T4281] Node 0 [ 134.525012][ T3548] ? prandom_u32+0x217/0x250 [ 134.525048][ T3548] should_fail+0x383/0x4b0 [ 134.525072][ T3548] should_failslab+0x5/0x20 [ 134.525108][ T3548] slab_pre_alloc_hook+0x51/0xc0 [ 134.525133][ T3548] __kmalloc_node_track_caller+0x68/0x3a0 [ 134.535549][ T4281] DMA free:15360kB min:204kB low:252kB high:300kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 134.559315][ T3548] ? alloc_skb_with_frags+0xa7/0x720 [ 134.559345][ T3548] ? __alloc_skb+0xf4/0x750 [ 134.559387][ T3548] ? alloc_skb_with_frags+0xa7/0x720 [ 134.559412][ T3548] __alloc_skb+0x22c/0x750 [ 134.559446][ T3548] alloc_skb_with_frags+0xa7/0x720 [ 134.559475][ T3548] ? _raw_spin_unlock_irqrestore+0x10d/0x120 [ 134.559502][ T3548] sock_alloc_send_pskb+0x87f/0x9a0 [ 134.564350][ T4281] lowmem_reserve[]: [ 134.566981][ T3548] ? sock_kzfree_s+0x50/0x50 [ 134.582506][ T4281] 0 [ 134.585394][ T3548] ? do_raw_spin_lock+0x128/0x2f0 [ 134.593034][ T3559] udevd[3559]: fork of child failed: Cannot allocate memory [ 134.616647][ T3548] ? __rwlock_init+0x140/0x140 [ 134.616672][ T3548] ? mark_lock+0x94/0x320 [ 134.616695][ T3548] ? do_raw_spin_unlock+0x11d/0x230 [ 134.616719][ T3548] unix_dgram_sendmsg+0x6f8/0x19c0 [ 134.616751][ T3548] ? aa_sk_perm+0x7dc/0x910 [ 134.616780][ T3548] ? aa_af_perm+0x340/0x340 [ 134.616802][ T3548] ? unix_dgram_poll+0x680/0x680 [ 134.616823][ T3548] ? tomoyo_socket_sendmsg_permission+0x1dd/0x2f0 [ 134.616838][ C0] FAULT_INJECTION: forcing a failure. [ 134.616838][ C0] name failslab, interval 1, probability 1, space 0, times 787 [ 134.616855][ T3548] ? apparmor_socket_sendmsg+0x88/0x230 [ 134.616877][ T3548] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 134.616898][ T3548] ? security_socket_sendmsg+0x7c/0xa0 [ 134.616928][ T3548] __sys_sendto+0x46d/0x620 [ 134.616951][ T3548] ? __ia32_sys_getpeername+0x80/0x80 [ 134.616990][ T3548] ? lock_chain_count+0x20/0x20 [ 134.617017][ T3548] __x64_sys_sendto+0xda/0xf0 [ 134.617039][ T3548] do_syscall_64+0x4c/0xa0 [ 134.617057][ T3548] ? clear_bhb_loop+0x30/0x80 [ 134.617075][ T3548] ? clear_bhb_loop+0x30/0x80 [ 134.617095][ T3548] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 134.617115][ T3548] RIP: 0033:0x7f0e5eb9f407 [ 134.617132][ T3548] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 134.617150][ T3548] RSP: 002b:00007ffc9f94a530 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 134.617171][ T3548] RAX: ffffffffffffffda RBX: 00007f0e5ea4fc80 RCX: 00007f0e5eb9f407 [ 134.617186][ T3548] RDX: 0000000000000046 RSI: 00007ffc9f94a670 RDI: 0000000000000003 [ 134.617199][ T3548] RBP: 00007ffc9f94aaa0 R08: 0000000000000000 R09: 0000000000000000 [ 134.617212][ T3548] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffc9f94aab8 [ 134.617225][ T3548] R13: 00007ffc9f94a670 R14: 000000000000002b R15: 00007ffc9f94a670 [ 134.617250][ T3548] [ 134.617258][ C0] CPU: 0 PID: 3559 Comm: udevd Not tainted syzkaller #0 [ 134.617280][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 134.617292][ C0] Call Trace: [ 134.617301][ C0] [ 134.617309][ C0] dump_stack_lvl+0x188/0x250 [ 134.617338][ C0] ? show_regs_print_info+0x20/0x20 [ 134.617361][ C0] ? load_image+0x410/0x410 [ 134.617388][ C0] ? prandom_u32+0x217/0x250 [ 134.617418][ C0] should_fail+0x383/0x4b0 [ 134.617453][ C0] should_failslab+0x5/0x20 [ 134.617471][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 134.617494][ C0] __kmalloc_node_track_caller+0x68/0x3a0 [ 134.617515][ C0] ? __netdev_alloc_skb+0x110/0x4c0 [ 134.617537][ C0] ? __alloc_skb+0xf4/0x750 [ 134.617558][ C0] ? __netdev_alloc_skb+0x110/0x4c0 [ 134.617582][ C0] __alloc_skb+0x22c/0x750 [ 134.617609][ C0] __netdev_alloc_skb+0x110/0x4c0 [ 134.617635][ C0] ? __alloc_skb+0x750/0x750 [ 134.617654][ C0] ? mark_lock+0x94/0x320 [ 134.617683][ C0] __ieee80211_beacon_get+0xa8f/0x1ff0 [ 134.617716][ C0] ? verify_lock_unused+0x140/0x140 [ 134.617744][ C0] ? ieee80211_beacon_get_template+0x30/0x30 [ 134.617769][ C0] ? verify_lock_unused+0x140/0x140 [ 134.617794][ C0] ? verify_lock_unused+0x140/0x140 [ 134.617820][ C0] ? ieee80211_get_buffered_bc+0x75e/0x860 [ 134.617873][ C0] ieee80211_beacon_get_tim+0x48/0x840 [ 134.617904][ C0] mac80211_hwsim_beacon_tx+0x104/0x900 [ 134.617937][ C0] __iterate_interfaces+0x225/0x4c0 [ 134.617957][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 134.617984][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 134.618007][ C0] ieee80211_iterate_active_interfaces_atomic+0xb3/0x140 [ 134.618031][ C0] mac80211_hwsim_beacon+0x9b/0x180 [ 134.618053][ C0] ? hw_scan_work+0xef0/0xef0 [ 134.618076][ C0] __hrtimer_run_queues+0x4ea/0xb60 [ 134.618116][ C0] ? hrtimer_interrupt+0x8b0/0x8b0 [ 134.618149][ C0] hrtimer_run_softirq+0x176/0x240 [ 134.618180][ C0] handle_softirqs+0x336/0x830 [ 134.618206][ C0] ? __irq_exit_rcu+0x13b/0x230 [ 134.618227][ C0] ? do_softirq+0x210/0x210 [ 134.618245][ C0] ? hrtimer_interrupt+0x6a2/0x8b0 [ 134.618272][ C0] ? irqtime_account_irq+0xb2/0x1b0 [ 134.618299][ C0] __irq_exit_rcu+0x13b/0x230 [ 134.618319][ C0] ? irq_exit_rcu+0x20/0x20 [ 134.618349][ C0] irq_exit_rcu+0x5/0x20 [ 134.618371][ C0] sysvec_apic_timer_interrupt+0xa0/0xc0 [ 134.618411][ C0] [ 134.618444][ C0] [ 134.618454][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 134.618478][ C0] RIP: 0010:console_trylock_spinning+0x301/0x370 [ 134.618503][ C0] Code: 85 db 74 89 e8 e0 f0 18 00 fb 31 c0 eb 48 e8 d6 f0 18 00 e8 e1 03 60 08 48 85 db 74 d1 e8 c7 f0 18 00 fb 48 c7 c7 a0 3a 31 8c <31> f6 ba 01 00 00 00 31 c9 41 b8 01 00 00 00 45 31 c9 68 ba 10 60 [ 134.618524][ C0] RSP: 0018:ffffc90002e6f880 EFLAGS: 00000293 [ 134.618546][ C0] RAX: ffffffff816010b9 RBX: 0000000000000200 RCX: ffff88807de59dc0 [ 134.618563][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8c313aa0 [ 134.618577][ C0] RBP: ffffc90002e6f950 R08: ffffffff8d8b0def R09: 1ffffffff1b161bd [ 134.618594][ C0] R10: dffffc0000000000 R11: fffffbfff1b161be R12: dffffc0000000000 [ 134.618611][ C0] R13: 0000000000000003 R14: 0000000000000000 R15: 1ffff920005cdf10 [ 134.618633][ C0] ? console_trylock_spinning+0x2f9/0x370 [ 134.618661][ C0] ? vprintk_emit+0x150/0x150 [ 134.618680][ C0] ? do_syscall_64+0x4c/0xa0 [ 134.618716][ C0] vprintk_emit+0xa7/0x150 [ 134.618740][ C0] devkmsg_emit+0xe1/0x130 [ 134.618765][ C0] ? simple_strntoull+0x10e/0x180 [ 134.618792][ C0] ? _printk_deferred+0x130/0x130 [ 134.618820][ C0] ? __virt_addr_valid+0x3c6/0x470 [ 134.618841][ C0] ? __phys_addr_symbol+0x2b/0x70 [ 134.618861][ C0] ? __check_object_size+0x30c/0x410 [ 134.618889][ C0] devkmsg_write+0x335/0x3f0 [ 134.618912][ C0] ? devkmsg_read+0x9b0/0x9b0 [ 134.618941][ C0] do_iter_readv_writev+0x47d/0x5f0 [ 134.618964][ C0] ? aa_path_link+0x8a0/0x8a0 [ 134.618990][ C0] ? generic_file_rw_checks+0x280/0x280 [ 134.619020][ C0] ? common_file_perm+0x171/0x1c0 [ 134.619044][ C0] ? fsnotify_perm+0x5d/0x560 [ 134.619065][ C0] ? security_file_permission+0x75/0xa0 [ 134.619091][ C0] do_iter_write+0x1f8/0x7a0 [ 134.619119][ C0] ? import_iovec+0x6f/0xa0 [ 134.619146][ C0] do_writev+0x281/0x480 [ 134.619174][ C0] ? do_readv+0x460/0x460 [ 134.619213][ C0] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 134.619244][ C0] ? lock_chain_count+0x20/0x20 [ 134.619275][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 134.619303][ C0] do_syscall_64+0x4c/0xa0 [ 134.619323][ C0] ? clear_bhb_loop+0x30/0x80 [ 134.619344][ C0] ? clear_bhb_loop+0x30/0x80 [ 134.619367][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 134.619389][ C0] RIP: 0033:0x7f27dc376407 [ 134.619408][ C0] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 134.619433][ C0] RSP: 002b:00007ffc50d69d20 EFLAGS: 00000202 ORIG_RAX: 0000000000000014 [ 134.619456][ C0] RAX: ffffffffffffffda RBX: 00007f27dc288880 RCX: 00007f27dc376407 [ 134.619473][ C0] RDX: 0000000000000005 RSI: 00007ffc50d69de0 RDI: 0000000000000005 [ 134.619488][ C0] RBP: 00007ffc50d69f10 R08: 0000000000000000 R09: 0000000000000000 [ 134.619503][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc50d69de0 [ 134.619517][ C0] R13: 00007ffc50d69e70 R14: 0000000000000000 R15: 00007ffc50d69e50 [ 134.619548][ C0] [ 134.619680][ C0] FAULT_INJECTION: forcing a failure. [ 134.619680][ C0] name failslab, interval 1, probability 1, space 0, times 786 [ 134.619705][ C0] CPU: 0 PID: 3559 Comm: udevd Not tainted syzkaller #0 [ 134.619727][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 134.619740][ C0] Call Trace: [ 134.619747][ C0] [ 134.619756][ C0] dump_stack_lvl+0x188/0x250 [ 134.619784][ C0] ? show_regs_print_info+0x20/0x20 [ 134.619810][ C0] ? load_image+0x410/0x410 [ 134.619846][ C0] should_fail+0x383/0x4b0 [ 134.619875][ C0] should_failslab+0x5/0x20 [ 134.619895][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 134.619919][ C0] __kmalloc_node_track_caller+0x68/0x3a0 [ 134.619941][ C0] ? skb_copy+0x122/0x6f0 [ 134.619963][ C0] ? __alloc_skb+0xf4/0x750 [ 134.619985][ C0] ? skb_copy+0x122/0x6f0 [ 134.620008][ C0] __alloc_skb+0x22c/0x750 [ 134.620035][ C0] skb_copy+0x122/0x6f0 [ 134.620067][ C0] mac80211_hwsim_tx_frame_no_nl+0xc88/0x15c0 [ 134.620109][ C0] ? seqcount_lockdep_reader_access+0xa0/0x1d0 [ 134.620132][ C0] ? mac80211_hwsim_tx_frame_nl+0xba0/0xba0 [ 134.620174][ C0] mac80211_hwsim_tx_frame+0x1b5/0x200 [ 134.620203][ C0] mac80211_hwsim_beacon_tx+0x4d0/0x900 [ 134.620235][ C0] __iterate_interfaces+0x225/0x4c0 [ 134.620257][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 134.620286][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 134.620312][ C0] ieee80211_iterate_active_interfaces_atomic+0xb3/0x140 [ 134.620339][ C0] mac80211_hwsim_beacon+0x9b/0x180 [ 134.620363][ C0] ? hw_scan_work+0xef0/0xef0 [ 134.620387][ C0] __hrtimer_run_queues+0x4ea/0xb60 [ 134.620436][ C0] ? hrtimer_interrupt+0x8b0/0x8b0 [ 134.620470][ C0] hrtimer_run_softirq+0x176/0x240 [ 134.620500][ C0] handle_softirqs+0x336/0x830 [ 134.620527][ C0] ? __irq_exit_rcu+0x13b/0x230 [ 134.620552][ C0] ? do_softirq+0x210/0x210 [ 134.620573][ C0] ? hrtimer_interrupt+0x6a2/0x8b0 [ 134.620600][ C0] ? irqtime_account_irq+0xb2/0x1b0 [ 134.620626][ C0] __irq_exit_rcu+0x13b/0x230 [ 134.620647][ C0] ? irq_exit_rcu+0x20/0x20 [ 134.620679][ C0] irq_exit_rcu+0x5/0x20 [ 134.620698][ C0] sysvec_apic_timer_interrupt+0xa0/0xc0 [ 134.620722][ C0] [ 134.620729][ C0] [ 134.620738][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 134.620761][ C0] RIP: 0010:console_trylock_spinning+0x301/0x370 [ 134.620783][ C0] Code: 85 db 74 89 e8 e0 f0 18 00 fb 31 c0 eb 48 e8 d6 f0 18 00 e8 e1 03 60 08 48 85 db 74 d1 e8 c7 f0 18 00 fb 48 c7 c7 a0 3a 31 8c <31> f6 ba 01 00 00 00 31 c9 41 b8 01 00 00 00 45 31 c9 68 ba 10 60 [ 134.620802][ C0] RSP: 0018:ffffc90002e6f880 EFLAGS: 00000293 [ 134.620822][ C0] RAX: ffffffff816010b9 RBX: 0000000000000200 RCX: ffff88807de59dc0 [ 134.620839][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8c313aa0 [ 134.620854][ C0] RBP: ffffc90002e6f950 R08: ffffffff8d8b0def R09: 1ffffffff1b161bd [ 134.620870][ C0] R10: dffffc0000000000 R11: fffffbfff1b161be R12: dffffc0000000000 [ 134.620886][ C0] R13: 0000000000000003 R14: 0000000000000000 R15: 1ffff920005cdf10 [ 134.620909][ C0] ? console_trylock_spinning+0x2f9/0x370 [ 134.620938][ C0] ? vprintk_emit+0x150/0x150 [ 134.620957][ C0] ? do_syscall_64+0x4c/0xa0 [ 134.620993][ C0] vprintk_emit+0xa7/0x150 [ 134.621017][ C0] devkmsg_emit+0xe1/0x130 [ 134.621041][ C0] ? simple_strntoull+0x10e/0x180 [ 134.621067][ C0] ? _printk_deferred+0x130/0x130 [ 134.621094][ C0] ? __virt_addr_valid+0x3c6/0x470 [ 134.621119][ C0] ? __phys_addr_symbol+0x2b/0x70 [ 134.621139][ C0] ? __check_object_size+0x30c/0x410 [ 134.621166][ C0] devkmsg_write+0x335/0x3f0 [ 134.621189][ C0] ? devkmsg_read+0x9b0/0x9b0 [ 134.621219][ C0] do_iter_readv_writev+0x47d/0x5f0 [ 134.621242][ C0] ? aa_path_link+0x8a0/0x8a0 [ 134.621267][ C0] ? generic_file_rw_checks+0x280/0x280 [ 134.621297][ C0] ? common_file_perm+0x171/0x1c0 [ 134.621320][ C0] ? fsnotify_perm+0x5d/0x560 [ 134.621340][ C0] ? security_file_permission+0x75/0xa0 [ 134.621366][ C0] do_iter_write+0x1f8/0x7a0 [ 134.621392][ C0] ? import_iovec+0x6f/0xa0 [ 134.621418][ C0] do_writev+0x281/0x480 [ 134.621452][ C0] ? do_readv+0x460/0x460 [ 134.621489][ C0] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 134.621517][ C0] ? lock_chain_count+0x20/0x20 [ 134.621549][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 134.621576][ C0] do_syscall_64+0x4c/0xa0 [ 134.621595][ C0] ? clear_bhb_loop+0x30/0x80 [ 134.621616][ C0] ? clear_bhb_loop+0x30/0x80 [ 134.621639][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 134.621661][ C0] RIP: 0033:0x7f27dc376407 [ 134.621679][ C0] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 134.621702][ C0] RSP: 002b:00007ffc50d69d20 EFLAGS: 00000202 ORIG_RAX: 0000000000000014 [ 134.621724][ C0] RAX: ffffffffffffffda RBX: 00007f27dc288880 RCX: 00007f27dc376407 [ 134.621740][ C0] RDX: 0000000000000005 RSI: 00007ffc50d69de0 RDI: 0000000000000005 [ 134.621754][ C0] RBP: 00007ffc50d69f10 R08: 0000000000000000 R09: 0000000000000000 [ 134.621768][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc50d69de0 [ 134.621783][ C0] R13: 00007ffc50d69e70 R14: 0000000000000000 R15: 00007ffc50d69e50 [ 134.621814][ C0] [ 134.733418][ T4187] FAULT_INJECTION: forcing a failure. [ 134.733418][ T4187] name failslab, interval 1, probability 1, space 0, times 783 [ 134.741640][ T4232] FAULT_INJECTION: forcing a failure. [ 134.741640][ T4232] name failslab, interval 1, probability 1, space 0, times 783 [ 134.788696][ T4187] CPU: 1 PID: 4187 Comm: syz-executor Not tainted syzkaller #0 [ 135.948865][ T4187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 135.958936][ T4187] Call Trace: [ 135.962232][ T4187] [ 135.965177][ T4187] dump_stack_lvl+0x188/0x250 [ 135.969966][ T4187] ? show_regs_print_info+0x20/0x20 [ 135.975180][ T4187] ? load_image+0x410/0x410 [ 135.979703][ T4187] ? prandom_u32+0x217/0x250 [ 135.984317][ T4187] should_fail+0x383/0x4b0 [ 135.988758][ T4187] should_failslab+0x5/0x20 [ 135.993284][ T4187] slab_pre_alloc_hook+0x51/0xc0 [ 135.998250][ T4187] ? __d_alloc+0x27/0x6d0 [ 136.002750][ T4187] kmem_cache_alloc+0x3d/0x280 [ 136.007538][ T4187] __d_alloc+0x27/0x6d0 [ 136.011714][ T4187] d_alloc_parallel+0x7b/0x1320 [ 136.016599][ T4187] ? __init_waitqueue_head+0xa4/0x140 [ 136.022006][ T4187] __lookup_slow+0x134/0x410 [ 136.026634][ T4187] ? lookup_one_len+0x2d0/0x2d0 [ 136.031696][ T4187] lookup_one_len+0x19d/0x2d0 [ 136.036429][ T4187] ? lookup_one_common+0x460/0x460 [ 136.041560][ T4187] ? do_raw_spin_unlock+0x11d/0x230 [ 136.046783][ T4187] ? mntput+0x64/0xc0 [ 136.050793][ T4187] start_creating+0x184/0x310 [ 136.055503][ T4187] __debugfs_create_file+0x6f/0x500 [ 136.060764][ T4187] ieee80211_debugfs_add_netdev+0x418/0xee0 [ 136.066683][ T4187] ? sta_aql_write+0x360/0x360 [ 136.071466][ T4187] ? ieee80211_sta_setup_sdata+0x7a7/0x8c0 [ 136.077290][ T4187] ? ieee80211_setup_sdata+0xa94/0xd30 [ 136.082771][ T4187] ieee80211_if_add+0xddd/0x1e00 [ 136.087760][ T4187] ieee80211_register_hw+0x2b39/0x3a60 [ 136.093242][ T4187] ? ieee80211_register_hw+0xb21/0x3a60 [ 136.098815][ T4187] ? ieee80211_tasklet_handler+0x20/0x20 [ 136.104478][ T4187] ? hrtimer_init+0x10c/0x220 [ 136.109181][ T4187] mac80211_hwsim_new_radio+0x209d/0x4050 [ 136.114933][ T4187] hwsim_new_radio_nl+0xa7d/0xc50 [ 136.119986][ T4187] genl_rcv_msg+0xd0b/0xfa0 [ 136.124513][ T4187] ? genl_bind+0x370/0x370 [ 136.128948][ T4187] ? __dev_queue_xmit+0x1b64/0x2e50 [ 136.134157][ T4187] ? verify_lock_unused+0x140/0x140 [ 136.139390][ T4187] ? dev_queue_xmit+0x20/0x20 [ 136.144104][ T4187] ? hwsim_tx_info_frame_received_nl+0xec0/0xec0 [ 136.150593][ T4187] netlink_rcv_skb+0x1e9/0x430 [ 136.155392][ T4187] ? genl_bind+0x370/0x370 [ 136.159830][ T4187] ? netlink_ack+0xb10/0xb10 [ 136.164441][ T4187] ? down_read+0x1aa/0x2e0 [ 136.168878][ T4187] genl_rcv+0x24/0x40 [ 136.172898][ T4187] netlink_unicast+0x78f/0x940 [ 136.177689][ T4187] netlink_sendmsg+0x8ba/0xbe0 [ 136.182479][ T4187] ? netlink_getsockopt+0x570/0x570 [ 136.187699][ T4187] ? aa_sock_msg_perm+0x94/0x150 [ 136.192652][ T4187] ? apparmor_socket_sendmsg+0x88/0x230 [ 136.198218][ T4187] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 136.203536][ T4187] ? security_socket_sendmsg+0x7c/0xa0 [ 136.209044][ T4187] __sys_sendto+0x46d/0x620 [ 136.213571][ T4187] ? __ia32_sys_getpeername+0x80/0x80 [ 136.218984][ T4187] ? lock_chain_count+0x20/0x20 [ 136.223863][ T4187] __x64_sys_sendto+0xda/0xf0 [ 136.228564][ T4187] do_syscall_64+0x4c/0xa0 [ 136.233003][ T4187] ? clear_bhb_loop+0x30/0x80 [ 136.237696][ T4187] ? clear_bhb_loop+0x30/0x80 [ 136.242391][ T4187] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 136.248309][ T4187] RIP: 0033:0x7fa720d0a6ce [ 136.252750][ T4187] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 136.272375][ T4187] RSP: 002b:00007ffef8d2bc38 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 136.280812][ T4187] RAX: ffffffffffffffda RBX: 000055557dec9500 RCX: 00007fa720d0a6ce [ 136.288798][ T4187] RDX: 0000000000000024 RSI: 00007fa721b00670 RDI: 0000000000000003 [ 136.296790][ T4187] RBP: 0000000000000001 R08: 00007ffef8d2bcb4 R09: 000000000000000c [ 136.304778][ T4187] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 136.312765][ T4187] R13: 0000000000000000 R14: 00007fa721b00670 R15: 0000000000000000 [ 136.320774][ T4187] [ 136.323817][ T4232] CPU: 0 PID: 4232 Comm: kworker/0:7 Not tainted syzkaller #0 [ 136.331315][ T4232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 136.341402][ T4232] Workqueue: events nsim_dev_trap_report_work [ 136.347513][ T4232] Call Trace: [ 136.350830][ T4232] [ 136.353787][ T4232] dump_stack_lvl+0x188/0x250 [ 136.357495][ T4281] 2539 2540 2540 [ 136.358512][ T4232] ? show_regs_print_info+0x20/0x20 [ 136.367409][ T4232] ? load_image+0x410/0x410 [ 136.371947][ T4232] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 136.377949][ T4232] ? prandom_u32+0x217/0x250 [ 136.382562][ T4232] should_fail+0x383/0x4b0 [ 136.386999][ T4232] should_failslab+0x5/0x20 [ 136.391520][ T4232] slab_pre_alloc_hook+0x51/0xc0 [ 136.396474][ T4232] kmem_cache_alloc_node+0x47/0x2c0 [ 136.401692][ T4232] ? __alloc_skb+0xf4/0x750 [ 136.406226][ T4232] __alloc_skb+0xf4/0x750 [ 136.410573][ T4232] nsim_dev_trap_report_work+0x25c/0xab0 [ 136.416260][ T4232] process_one_work+0x867/0xff0 [ 136.421144][ T4232] ? worker_detach_from_pool+0x240/0x240 [ 136.426804][ T4232] ? lockdep_hardirqs_off+0x70/0x100 [ 136.432117][ T4232] ? _raw_spin_lock_irq+0xb7/0xf0 [ 136.437156][ T4232] ? _raw_spin_lock_irqsave+0x100/0x100 [ 136.442717][ T4232] ? wq_worker_running+0x97/0x170 [ 136.447755][ T4232] worker_thread+0xad7/0x12a0 [ 136.452455][ T4232] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 136.458373][ T4232] kthread+0x42e/0x520 [ 136.462460][ T4232] ? rcu_lock_release+0x20/0x20 [ 136.467331][ T4232] ? kthread_blkcg+0xd0/0xd0 [ 136.471941][ T4232] ret_from_fork+0x1f/0x30 [ 136.476385][ T4232] [ 136.487603][ T3559] FAULT_INJECTION: forcing a failure. [ 136.487603][ T3559] name failslab, interval 1, probability 1, space 0, times 781 [ 136.490696][ T3548] FAULT_INJECTION: forcing a failure. [ 136.490696][ T3548] name failslab, interval 1, probability 1, space 0, times 781 [ 136.515434][ T4281] 2540 [ 136.518296][ T4281] Node 0 DMA32 free:1695188kB min:34784kB low:43480kB high:52176kB reserved_highatomic:0KB active_anon:1044kB inactive_anon:18184kB active_file:17556kB inactive_file:144828kB unevictable:1536kB writepending:196kB present:3129332kB managed:2606516kB mlocked:0kB bounce:0kB free_pcp:30092kB local_pcp:21240kB free_cma:0kB [ 136.531272][ T3559] CPU: 0 PID: 3559 Comm: udevd Not tainted syzkaller #0 [ 136.555208][ T3559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 136.565286][ T3559] Call Trace: [ 136.568590][ T3559] [ 136.571203][ T4281] lowmem_reserve[]: 0 0 [ 136.571560][ T3559] dump_stack_lvl+0x188/0x250 [ 136.575745][ T4281] 0 0 0 [ 136.580433][ T3559] ? show_regs_print_info+0x20/0x20 [ 136.588497][ T3559] ? load_image+0x410/0x410 [ 136.591344][ T4281] [ 136.593025][ T3559] ? prandom_u32+0x217/0x250 [ 136.595355][ T4281] Node 0 [ 136.599948][ T3559] should_fail+0x383/0x4b0 [ 136.599942][ T4281] Normal free:0kB min:8kB low:8kB high:8kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:660kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 136.602916][ T3559] should_failslab+0x5/0x20 [ 136.602938][ T3559] slab_pre_alloc_hook+0x51/0xc0 [ 136.621195][ T4281] lowmem_reserve[]: [ 136.632261][ T3559] ? anon_vma_fork+0x1f4/0x520 [ 136.632287][ T3559] kmem_cache_alloc+0x3d/0x280 [ 136.655110][ T3559] anon_vma_fork+0x1f4/0x520 [ 136.659726][ T3559] copy_mm+0x9df/0x13d0 [ 136.661189][ T4281] 0 0 0 0 [ 136.663912][ T3559] ? copy_signal+0x610/0x610 [ 136.663938][ T3559] ? __init_rwsem+0x11e/0x160 [ 136.666957][ T4281] 0 [ 136.671586][ T3559] ? copy_signal+0x501/0x610 [ 136.671615][ T3559] copy_process+0x17fb/0x3ec0 [ 136.688080][ T3559] ? lockdep_hardirqs_on_prepare+0x7c0/0x7c0 [ 136.691585][ T4281] [ 136.694085][ T3559] ? __pidfd_prepare+0x140/0x140 [ 136.696410][ T4281] Node 1 [ 136.701356][ T3559] ? verify_lock_unused+0x140/0x140 [ 136.701391][ T3559] kernel_clone+0x23f/0x990 [ 136.714035][ T3559] ? create_io_thread+0x180/0x180 [ 136.719097][ T3559] __x64_sys_clone+0x19a/0x210 [ 136.723882][ T3559] ? __ia32_sys_vfork+0x130/0x130 [ 136.728940][ T3559] ? lockdep_hardirqs_on+0x94/0x140 [ 136.734179][ T3559] do_syscall_64+0x4c/0xa0 [ 136.738610][ T3559] ? clear_bhb_loop+0x30/0x80 [ 136.743326][ T3559] ? clear_bhb_loop+0x30/0x80 [ 136.748024][ T3559] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 136.753932][ T3559] RIP: 0033:0x7f27dc3c0636 [ 136.758360][ T3559] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 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 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 136.778090][ T3559] RSP: 002b:00007ffc50d6a720 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 136.786527][ T3559] RAX: ffffffffffffffda RBX: 00007ffc50d6a728 RCX: 00007f27dc3c0636 [ 136.794537][ T3559] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 136.802525][ T3559] RBP: 000055f2048b4910 R08: 0000000000000000 R09: 000055f2048bc8e0 [ 136.810518][ T3559] R10: 00007f27dc288b50 R11: 0000000000000246 R12: 00007ffc50d6aae0 [ 136.818508][ T3559] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 136.826508][ T3559] [ 136.829853][ C0] FAULT_INJECTION: forcing a failure. [ 136.829853][ C0] name failslab, interval 1, probability 1, space 0, times 781 [ 136.842693][ C0] CPU: 0 PID: 3559 Comm: udevd Not tainted syzkaller #0 [ 136.844918][ T4281] Normal free:3910016kB min:55108kB low:68884kB high:82660kB reserved_highatomic:0KB active_anon:28kB inactive_anon:516kB active_file:204kB inactive_file:0kB unevictable:1536kB writepending:4kB present:4194304kB managed:4119672kB mlocked:0kB bounce:0kB free_pcp:13072kB local_pcp:2116kB free_cma:0kB [ 136.849655][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 136.887968][ C0] Call Trace: [ 136.891267][ C0] [ 136.894141][ C0] dump_stack_lvl+0x188/0x250 [ 136.898849][ C0] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 136.904921][ C0] ? show_regs_print_info+0x20/0x20 [ 136.910132][ C0] ? load_image+0x410/0x410 [ 136.914745][ C0] should_fail+0x383/0x4b0 [ 136.919180][ C0] should_failslab+0x5/0x20 [ 136.923688][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 136.928632][ C0] __kmalloc_node_track_caller+0x68/0x3a0 [ 136.934375][ C0] ? skb_copy+0x122/0x6f0 [ 136.938715][ C0] ? __alloc_skb+0xf4/0x750 [ 136.943416][ C0] ? skb_copy+0x122/0x6f0 [ 136.947765][ C0] __alloc_skb+0x22c/0x750 [ 136.952211][ C0] skb_copy+0x122/0x6f0 [ 136.956402][ C0] mac80211_hwsim_tx_frame_no_nl+0xc88/0x15c0 [ 136.962865][ C0] ? seqcount_lockdep_reader_access+0xa0/0x1d0 [ 136.969056][ C0] ? mac80211_hwsim_tx_frame_nl+0xba0/0xba0 [ 136.975056][ C0] mac80211_hwsim_tx_frame+0x1b5/0x200 [ 136.980537][ C0] mac80211_hwsim_beacon_tx+0x4d0/0x900 [ 136.986092][ C0] __iterate_interfaces+0x225/0x4c0 [ 136.991302][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 136.997559][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 137.003820][ C0] ieee80211_iterate_active_interfaces_atomic+0xb3/0x140 [ 137.010862][ C0] mac80211_hwsim_beacon+0x9b/0x180 [ 137.016072][ C0] ? hw_scan_work+0xef0/0xef0 [ 137.020779][ C0] __hrtimer_run_queues+0x4ea/0xb60 [ 137.025998][ C0] ? hrtimer_interrupt+0x8b0/0x8b0 [ 137.031150][ C0] hrtimer_run_softirq+0x176/0x240 [ 137.036279][ C0] handle_softirqs+0x336/0x830 [ 137.041058][ C0] ? __irq_exit_rcu+0x13b/0x230 [ 137.045924][ C0] ? do_softirq+0x210/0x210 [ 137.050450][ C0] ? hrtimer_interrupt+0x6a2/0x8b0 [ 137.055580][ C0] ? irqtime_account_irq+0xb2/0x1b0 [ 137.060819][ C0] __irq_exit_rcu+0x13b/0x230 [ 137.065507][ C0] ? irq_exit_rcu+0x20/0x20 [ 137.070029][ C0] irq_exit_rcu+0x5/0x20 [ 137.074289][ C0] sysvec_apic_timer_interrupt+0xa0/0xc0 [ 137.079949][ C0] [ 137.082887][ C0] [ 137.085840][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 137.091837][ C0] RIP: 0010:preempt_schedule_irq+0xb6/0x160 [ 137.097738][ C0] Code: 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 7f bf 01 00 00 00 e8 f5 e6 89 f7 e8 e0 c7 b6 f7 fb bf 01 00 00 00 d5 b5 ff ff 43 c6 44 37 08 00 48 c7 44 24 40 00 00 00 00 9c 8f [ 137.117342][ C0] RSP: 0018:ffffc90002e6f5e0 EFLAGS: 00000282 [ 137.123413][ C0] RAX: 14c082fff73fe000 RBX: 0000000000000000 RCX: 14c082fff73fe000 [ 137.131409][ C0] RDX: dffffc0000000000 RSI: ffffffff8a2b2be0 RDI: 0000000000000001 [ 137.139396][ C0] RBP: ffffc90002e6f680 R08: ffffffff901ee177 R09: 1ffffffff203dc2e [ 137.147368][ C0] R10: dffffc0000000000 R11: fffffbfff203dc2f R12: 0000000000000000 [ 137.155345][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920005cdebc [ 137.163340][ C0] ? __cond_resched+0xd0/0xd0 [ 137.168032][ C0] ? rcu_irq_exit_check_preempt+0xdb/0x200 [ 137.173844][ C0] irqentry_exit+0x63/0x70 [ 137.178287][ C0] asm_sysvec_reschedule_ipi+0x16/0x20 [ 137.183758][ C0] RIP: 0010:dump_stack_lvl+0x20e/0x250 [ 137.189225][ C0] Code: e8 77 d5 c0 f7 48 bb 00 00 00 00 00 fc ff df 4d 85 ed 75 07 e8 63 d5 c0 f7 eb 06 e8 5c d5 c0 f7 fb 48 c7 44 24 20 0e 36 e0 45 <31> c0 49 89 04 1f 49 89 44 1f 08 65 48 8b 04 25 28 00 00 00 48 3b [ 137.208842][ C0] RSP: 0018:ffffc90002e6f740 EFLAGS: 00000293 [ 137.214911][ C0] RAX: ffffffff89b82c24 RBX: dffffc0000000000 RCX: ffff88807de59dc0 [ 137.222905][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 137.230907][ C0] RBP: ffffc90002e6f830 R08: ffffffff901ee177 R09: 1ffffffff203dc2e [ 137.238878][ C0] R10: dffffc0000000000 R11: fffffbfff203dc2f R12: dffffc0000000004 [ 137.246860][ C0] R13: 0000000000000200 R14: 0000000000000000 R15: 1ffff920005cdeec [ 137.254838][ C0] ? dump_stack_lvl+0x204/0x250 [ 137.259721][ C0] ? show_regs_print_info+0x20/0x20 [ 137.265010][ C0] ? load_image+0x410/0x410 [ 137.269524][ C0] ? prandom_u32+0x217/0x250 [ 137.274211][ C0] should_fail+0x383/0x4b0 [ 137.278654][ C0] should_failslab+0x5/0x20 [ 137.283161][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 137.288123][ C0] ? anon_vma_fork+0x1f4/0x520 [ 137.292891][ C0] kmem_cache_alloc+0x3d/0x280 [ 137.297694][ C0] anon_vma_fork+0x1f4/0x520 [ 137.302290][ C0] copy_mm+0x9df/0x13d0 [ 137.306470][ C0] ? copy_signal+0x610/0x610 [ 137.311081][ C0] ? __init_rwsem+0x11e/0x160 [ 137.315789][ C0] ? copy_signal+0x501/0x610 [ 137.320392][ C0] copy_process+0x17fb/0x3ec0 [ 137.325092][ C0] ? lockdep_hardirqs_on_prepare+0x7c0/0x7c0 [ 137.331087][ C0] ? __pidfd_prepare+0x140/0x140 [ 137.336060][ C0] ? verify_lock_unused+0x140/0x140 [ 137.341278][ C0] kernel_clone+0x23f/0x990 [ 137.345799][ C0] ? create_io_thread+0x180/0x180 [ 137.350862][ C0] __x64_sys_clone+0x19a/0x210 [ 137.355633][ C0] ? __ia32_sys_vfork+0x130/0x130 [ 137.360686][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 137.366016][ C0] do_syscall_64+0x4c/0xa0 [ 137.370472][ C0] ? clear_bhb_loop+0x30/0x80 [ 137.375158][ C0] ? clear_bhb_loop+0x30/0x80 [ 137.379848][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 137.385751][ C0] RIP: 0033:0x7f27dc3c0636 [ 137.390202][ C0] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 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 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 137.409828][ C0] RSP: 002b:00007ffc50d6a720 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 137.418270][ C0] RAX: ffffffffffffffda RBX: 00007ffc50d6a728 RCX: 00007f27dc3c0636 [ 137.426255][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 137.434243][ C0] RBP: 000055f2048b4910 R08: 0000000000000000 R09: 000055f2048bc8e0 [ 137.442236][ C0] R10: 00007f27dc288b50 R11: 0000000000000246 R12: 00007ffc50d6aae0 [ 137.450224][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 137.458235][ C0] [ 137.461432][ C0] FAULT_INJECTION: forcing a failure. [ 137.461432][ C0] name failslab, interval 1, probability 1, space 0, times 780 [ 137.469229][ T3548] CPU: 1 PID: 3548 Comm: klogd Not tainted syzkaller #0 [ 137.481175][ T3548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 137.491248][ T3548] Call Trace: [ 137.494542][ T3548] [ 137.497500][ T3548] dump_stack_lvl+0x188/0x250 [ 137.502203][ T3548] ? show_regs_print_info+0x20/0x20 [ 137.507426][ T3548] ? load_image+0x410/0x410 [ 137.511948][ T3548] ? prandom_u32+0x217/0x250 [ 137.516572][ T3548] should_fail+0x383/0x4b0 [ 137.521009][ T3548] should_failslab+0x5/0x20 [ 137.525527][ T3548] slab_pre_alloc_hook+0x51/0xc0 [ 137.530528][ T3548] kmem_cache_alloc_node+0x47/0x2c0 [ 137.535748][ T3548] ? __alloc_skb+0xf4/0x750 [ 137.540271][ T3548] __alloc_skb+0xf4/0x750 [ 137.544620][ T3548] alloc_skb_with_frags+0xa7/0x720 [ 137.549763][ T3548] ? _raw_spin_unlock_irqrestore+0x10d/0x120 [ 137.555771][ T3548] sock_alloc_send_pskb+0x87f/0x9a0 [ 137.560997][ T3548] ? sock_kzfree_s+0x50/0x50 [ 137.565594][ T3548] ? do_raw_spin_lock+0x128/0x2f0 [ 137.570644][ T3548] ? __rwlock_init+0x140/0x140 [ 137.575456][ T3548] ? mark_lock+0x94/0x320 [ 137.579818][ T3548] ? do_raw_spin_unlock+0x11d/0x230 [ 137.585051][ T3548] unix_dgram_sendmsg+0x6f8/0x19c0 [ 137.590186][ T3548] ? aa_sk_perm+0x7dc/0x910 [ 137.594724][ T3548] ? aa_af_perm+0x340/0x340 [ 137.599248][ T3548] ? unix_dgram_poll+0x680/0x680 [ 137.604199][ T3548] ? tomoyo_socket_sendmsg_permission+0x1dd/0x2f0 [ 137.610635][ T3548] ? apparmor_socket_sendmsg+0x88/0x230 [ 137.616283][ T3548] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 137.621582][ T3548] ? security_socket_sendmsg+0x7c/0xa0 [ 137.627054][ T3548] __sys_sendto+0x46d/0x620 [ 137.631576][ T3548] ? __ia32_sys_getpeername+0x80/0x80 [ 137.636982][ T3548] ? lock_chain_count+0x20/0x20 [ 137.641860][ T3548] __x64_sys_sendto+0xda/0xf0 [ 137.646578][ T3548] do_syscall_64+0x4c/0xa0 [ 137.651028][ T3548] ? clear_bhb_loop+0x30/0x80 [ 137.655735][ T3548] ? clear_bhb_loop+0x30/0x80 [ 137.660585][ T3548] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 137.666495][ T3548] RIP: 0033:0x7f0e5eb9f407 [ 137.670932][ T3548] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 137.690561][ T3548] RSP: 002b:00007ffc9f94a530 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 137.699019][ T3548] RAX: ffffffffffffffda RBX: 00007f0e5ea4fc80 RCX: 00007f0e5eb9f407 [ 137.707012][ T3548] RDX: 0000000000000054 RSI: 00007ffc9f94a670 RDI: 0000000000000003 [ 137.714999][ T3548] RBP: 00007ffc9f94aaa0 R08: 0000000000000000 R09: 0000000000000000 [ 137.722982][ T3548] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffc9f94aab8 [ 137.731110][ T3548] R13: 00007ffc9f94a670 R14: 0000000000000039 R15: 00007ffc9f94a670 [ 137.739114][ T3548] [ 137.742146][ C0] CPU: 0 PID: 3559 Comm: udevd Not tainted syzkaller #0 [ 137.749126][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 137.759215][ C0] Call Trace: [ 137.762511][ C0] [ 137.765371][ C0] dump_stack_lvl+0x188/0x250 [ 137.770085][ C0] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 137.776153][ C0] ? show_regs_print_info+0x20/0x20 [ 137.781376][ C0] ? load_image+0x410/0x410 [ 137.785899][ C0] should_fail+0x383/0x4b0 [ 137.790324][ C0] should_failslab+0x5/0x20 [ 137.794830][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 137.799780][ C0] __kmalloc_node_track_caller+0x68/0x3a0 [ 137.805505][ C0] ? skb_copy+0x122/0x6f0 [ 137.809843][ C0] ? __alloc_skb+0xf4/0x750 [ 137.814347][ C0] ? skb_copy+0x122/0x6f0 [ 137.818685][ C0] __alloc_skb+0x22c/0x750 [ 137.823109][ C0] skb_copy+0x122/0x6f0 [ 137.827279][ C0] mac80211_hwsim_tx_frame_no_nl+0xc88/0x15c0 [ 137.833376][ C0] ? seqcount_lockdep_reader_access+0xa0/0x1d0 [ 137.839543][ C0] ? mac80211_hwsim_tx_frame_nl+0xba0/0xba0 [ 137.845447][ C0] mac80211_hwsim_tx_frame+0x1b5/0x200 [ 137.850916][ C0] mac80211_hwsim_beacon_tx+0x4d0/0x900 [ 137.856472][ C0] __iterate_interfaces+0x225/0x4c0 [ 137.861691][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 137.867971][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 137.874221][ C0] ieee80211_iterate_active_interfaces_atomic+0xb3/0x140 [ 137.881264][ C0] mac80211_hwsim_beacon+0x9b/0x180 [ 137.886471][ C0] ? hw_scan_work+0xef0/0xef0 [ 137.891160][ C0] __hrtimer_run_queues+0x4ea/0xb60 [ 137.896396][ C0] ? hrtimer_interrupt+0x8b0/0x8b0 [ 137.901523][ C0] hrtimer_run_softirq+0x176/0x240 [ 137.906654][ C0] handle_softirqs+0x336/0x830 [ 137.911436][ C0] ? __irq_exit_rcu+0x13b/0x230 [ 137.916301][ C0] ? do_softirq+0x210/0x210 [ 137.920819][ C0] ? hrtimer_interrupt+0x6a2/0x8b0 [ 137.925938][ C0] ? irqtime_account_irq+0xb2/0x1b0 [ 137.931163][ C0] __irq_exit_rcu+0x13b/0x230 [ 137.935855][ C0] ? irq_exit_rcu+0x20/0x20 [ 137.940385][ C0] irq_exit_rcu+0x5/0x20 [ 137.944630][ C0] sysvec_apic_timer_interrupt+0xa0/0xc0 [ 137.950276][ C0] [ 137.953217][ C0] [ 137.956163][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 137.962342][ C0] RIP: 0010:preempt_schedule_irq+0xb6/0x160 [ 137.968250][ C0] Code: 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 7f bf 01 00 00 00 e8 f5 e6 89 f7 e8 e0 c7 b6 f7 fb bf 01 00 00 00 d5 b5 ff ff 43 c6 44 37 08 00 48 c7 44 24 40 00 00 00 00 9c 8f [ 137.987853][ C0] RSP: 0018:ffffc90002e6f5e0 EFLAGS: 00000282 [ 137.993924][ C0] RAX: 14c082fff73fe000 RBX: 0000000000000000 RCX: 14c082fff73fe000 [ 138.001924][ C0] RDX: dffffc0000000000 RSI: ffffffff8a2b2be0 RDI: 0000000000000001 [ 138.009907][ C0] RBP: ffffc90002e6f680 R08: ffffffff901ee177 R09: 1ffffffff203dc2e [ 138.017898][ C0] R10: dffffc0000000000 R11: fffffbfff203dc2f R12: 0000000000000000 [ 138.025876][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920005cdebc [ 138.033913][ C0] ? __cond_resched+0xd0/0xd0 [ 138.038606][ C0] ? rcu_irq_exit_check_preempt+0xdb/0x200 [ 138.044416][ C0] irqentry_exit+0x63/0x70 [ 138.048843][ C0] asm_sysvec_reschedule_ipi+0x16/0x20 [ 138.054305][ C0] RIP: 0010:dump_stack_lvl+0x20e/0x250 [ 138.059773][ C0] Code: e8 77 d5 c0 f7 48 bb 00 00 00 00 00 fc ff df 4d 85 ed 75 07 e8 63 d5 c0 f7 eb 06 e8 5c d5 c0 f7 fb 48 c7 44 24 20 0e 36 e0 45 <31> c0 49 89 04 1f 49 89 44 1f 08 65 48 8b 04 25 28 00 00 00 48 3b [ 138.079376][ C0] RSP: 0018:ffffc90002e6f740 EFLAGS: 00000293 [ 138.085454][ C0] RAX: ffffffff89b82c24 RBX: dffffc0000000000 RCX: ffff88807de59dc0 [ 138.093441][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 138.101426][ C0] RBP: ffffc90002e6f830 R08: ffffffff901ee177 R09: 1ffffffff203dc2e [ 138.109416][ C0] R10: dffffc0000000000 R11: fffffbfff203dc2f R12: dffffc0000000004 [ 138.117480][ C0] R13: 0000000000000200 R14: 0000000000000000 R15: 1ffff920005cdeec [ 138.125461][ C0] ? dump_stack_lvl+0x204/0x250 [ 138.130329][ C0] ? show_regs_print_info+0x20/0x20 [ 138.135534][ C0] ? load_image+0x410/0x410 [ 138.140055][ C0] ? prandom_u32+0x217/0x250 [ 138.144674][ C0] should_fail+0x383/0x4b0 [ 138.149117][ C0] should_failslab+0x5/0x20 [ 138.153651][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 138.158593][ C0] ? anon_vma_fork+0x1f4/0x520 [ 138.163371][ C0] kmem_cache_alloc+0x3d/0x280 [ 138.168147][ C0] anon_vma_fork+0x1f4/0x520 [ 138.172760][ C0] copy_mm+0x9df/0x13d0 [ 138.176944][ C0] ? copy_signal+0x610/0x610 [ 138.181541][ C0] ? __init_rwsem+0x11e/0x160 [ 138.186229][ C0] ? copy_signal+0x501/0x610 [ 138.190832][ C0] copy_process+0x17fb/0x3ec0 [ 138.195527][ C0] ? lockdep_hardirqs_on_prepare+0x7c0/0x7c0 [ 138.201529][ C0] ? __pidfd_prepare+0x140/0x140 [ 138.206482][ C0] ? verify_lock_unused+0x140/0x140 [ 138.211701][ C0] kernel_clone+0x23f/0x990 [ 138.216221][ C0] ? create_io_thread+0x180/0x180 [ 138.221359][ C0] __x64_sys_clone+0x19a/0x210 [ 138.226142][ C0] ? __ia32_sys_vfork+0x130/0x130 [ 138.231201][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 138.236415][ C0] do_syscall_64+0x4c/0xa0 [ 138.240853][ C0] ? clear_bhb_loop+0x30/0x80 [ 138.245530][ C0] ? clear_bhb_loop+0x30/0x80 [ 138.250214][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 138.256107][ C0] RIP: 0033:0x7f27dc3c0636 [ 138.260616][ C0] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 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 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 138.280234][ C0] RSP: 002b:00007ffc50d6a720 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 138.288661][ C0] RAX: ffffffffffffffda RBX: 00007ffc50d6a728 RCX: 00007f27dc3c0636 [ 138.296638][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 138.304641][ C0] RBP: 000055f2048b4910 R08: 0000000000000000 R09: 000055f2048bc8e0 [ 138.312627][ C0] R10: 00007f27dc288b50 R11: 0000000000000246 R12: 00007ffc50d6aae0 [ 138.320609][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 138.328588][ C0] [ 138.332909][ T4281] lowmem_reserve[]: 0 0 0 0 0 [ 138.338011][ T4281] Node 0 DMA: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15360kB [ 138.351401][ T4281] Node 0 DMA32: 216*4kB (UME) 88*8kB (UME) 53*16kB (UME) 55*32kB (UME) 54*64kB (UME) 44*128kB (UME) 7*256kB (UME) 7*512kB (UM) 4*1024kB (UM) 2*2048kB (UE) 408*4096kB (M) = 1698000kB [ 138.369760][ T4281] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 138.381368][ T4281] Node 1 Normal: 86*4kB (UME) 33*8kB (UME) 24*16kB (UME) 79*32kB (UME) 25*64kB (UE) 11*128kB (UE) 10*256kB (UME) 3*512kB (U) 2*1024kB (UE) 1*2048kB (M) 951*4096kB (M) = 3910016kB [ 138.400103][ T4281] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 138.409989][ T4281] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 138.424128][ T3548] FAULT_INJECTION: forcing a failure. [ 138.424128][ T3548] name failslab, interval 1, probability 1, space 0, times 778 [ 138.437344][ T4281] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 138.449616][ T3548] CPU: 0 PID: 3548 Comm: klogd Not tainted syzkaller #0 [ 138.456606][ T3548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 138.466678][ T3548] Call Trace: [ 138.469970][ T3548] [ 138.472931][ T3548] dump_stack_lvl+0x188/0x250 [ 138.477637][ T3548] ? show_regs_print_info+0x20/0x20 [ 138.482853][ T3548] ? load_image+0x410/0x410 [ 138.487397][ T3548] ? prandom_u32+0x217/0x250 [ 138.492010][ T3548] should_fail+0x383/0x4b0 [ 138.496452][ T3548] should_failslab+0x5/0x20 [ 138.500978][ T3548] slab_pre_alloc_hook+0x51/0xc0 [ 138.505931][ T3548] kmem_cache_alloc_trace+0x47/0x290 [ 138.511259][ T3548] ? syslog_print+0x108/0x8d0 [ 138.515963][ T3548] ? __lock_acquire+0x13dc/0x7b50 [ 138.521036][ T3548] syslog_print+0x108/0x8d0 [ 138.525559][ T3548] ? do_syslog+0x930/0x930 [ 138.529991][ T3548] ? aa_get_newest_label+0xf5/0x5a0 [ 138.535204][ T3548] ? verify_lock_unused+0x140/0x140 [ 138.540418][ T3548] ? end_current_label_crit_section+0x170/0x170 [ 138.546672][ T3548] ? __might_sleep+0xf0/0xf0 [ 138.551280][ T3548] ? apparmor_capable+0x12c/0x190 [ 138.556317][ T3548] ? bpf_lsm_capable+0x5/0x10 [ 138.561011][ T3548] ? security_capable+0x85/0xb0 [ 138.565880][ T3548] do_syslog+0x83f/0x930 [ 138.570137][ T3548] ? log_buf_vmcoreinfo_setup+0x450/0x450 [ 138.575876][ T3548] ? __lock_acquire+0x7b50/0x7b50 [ 138.580925][ T3548] ? lock_chain_count+0x20/0x20 [ 138.585798][ T3548] __x64_sys_syslog+0x78/0x90 [ 138.590490][ T3548] do_syscall_64+0x4c/0xa0 [ 138.594913][ T3548] ? clear_bhb_loop+0x30/0x80 [ 138.599598][ T3548] ? clear_bhb_loop+0x30/0x80 [ 138.604306][ T3548] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 138.610220][ T3548] RIP: 0033:0x7f0e5ec19a37 [ 138.614649][ T3548] Code: 73 01 c3 48 8b 0d c1 f3 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 67 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 91 f3 0c 00 f7 d8 64 89 01 48 [ 138.634268][ T3548] RSP: 002b:00007ffc9f94ab88 EFLAGS: 00000206 ORIG_RAX: 0000000000000067 [ 138.642696][ T3548] RAX: ffffffffffffffda RBX: 00007f0e5edb9490 RCX: 00007f0e5ec19a37 [ 138.650680][ T3548] RDX: 00000000000003ff RSI: 00007f0e5edb9490 RDI: 0000000000000002 [ 138.658668][ T3548] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 138.666826][ T3548] R10: 0000000000004000 R11: 0000000000000206 R12: 00007f0e5edb9490 [ 138.674815][ T3548] R13: 00007f0e5ed96dfe R14: 00007f0e5edb9862 R15: 00007f0e5edb9862 [ 138.682815][ T3548] [ 138.696924][ T3559] udevd[3559]: fork of child failed: Cannot allocate memory [ 138.704460][ T4281] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 138.714640][ T154] FAULT_INJECTION: forcing a failure. [ 138.714640][ T154] name failslab, interval 1, probability 1, space 0, times 777 [ 138.727851][ T4281] 42343 total pagecache pages [ 138.733804][ T154] CPU: 1 PID: 154 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 138.741314][ T154] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 138.741445][ T4281] 0 pages in swap cache [ 138.751398][ T154] Workqueue: events_unbound cfg80211_wiphy_work [ 138.751431][ T154] Call Trace: [ 138.751439][ T154] [ 138.751449][ T154] dump_stack_lvl+0x188/0x250 [ 138.759508][ T3559] FAULT_INJECTION: forcing a failure. [ 138.759508][ T3559] name failslab, interval 1, probability 1, space 0, times 777 [ 138.761872][ T154] ? show_regs_print_info+0x20/0x20 [ 138.761904][ T154] ? load_image+0x410/0x410 [ 138.789654][ T4281] Swap cache stats: add 0, delete 0, find 0/0 [ 138.790822][ T154] should_fail+0x383/0x4b0 [ 138.801340][ T4281] Free swap = 124996kB [ 138.801413][ T154] should_failslab+0x5/0x20 [ 138.805823][ T4281] Total swap = 124996kB [ 138.809985][ T154] slab_pre_alloc_hook+0x51/0xc0 [ 138.810011][ T154] __kmalloc+0x6b/0x340 [ 138.810029][ T154] ? cfg80211_inform_bss_frame_data+0x525/0x1ed0 [ 138.810059][ T154] cfg80211_inform_bss_frame_data+0x525/0x1ed0 [ 138.810096][ T154] ? verify_lock_unused+0x140/0x140 [ 138.810133][ T154] ? cfg80211_parse_mbssid_data+0x3070/0x3070 [ 138.810176][ T154] ? __lock_acquire+0x7b50/0x7b50 [ 138.810215][ T154] ieee80211_bss_info_update+0x6ba/0xa80 [ 138.810251][ T154] ? ieee80211_rx_bss_put+0x60/0x60 [ 138.810285][ T154] ? ieee80211_mandatory_rates+0x1c8/0x230 [ 138.810316][ T154] ieee80211_ibss_rx_queued_mgmt+0x1763/0x2b50 [ 138.810360][ T154] ? ieee80211_ibss_rx_no_sta+0x750/0x750 [ 138.810381][ T154] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 138.810405][ T154] ? lockdep_hardirqs_on+0x94/0x140 [ 138.824193][ T4254] FAULT_INJECTION: forcing a failure. [ 138.824193][ T4254] name failslab, interval 1, probability 1, space 0, times 777 [ 138.828258][ T154] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 138.851270][ T4281] 2097051 pages RAM [ 138.852099][ T154] ? _raw_spin_unlock+0x40/0x40 [ 138.857142][ T4281] 0 pages HighMem/MovableOnly [ 138.862781][ T154] ? kcov_remote_start+0x6a/0x490 [ 138.862814][ T154] ? kcov_remote_start+0xfa/0x490 [ 138.862840][ T154] ieee80211_iface_work+0x714/0xc50 [ 138.862867][ T154] ? _raw_spin_unlock_irq+0x1f/0x40 [ 138.901330][ T4281] 411499 pages reserved [ 138.909746][ T154] cfg80211_wiphy_work+0x224/0x260 [ 138.941295][ T4281] 0 pages cma reserved [ 138.944306][ T154] process_one_work+0x867/0xff0 [ 138.967700][ T154] ? worker_detach_from_pool+0x240/0x240 [ 138.973353][ T154] ? lockdep_hardirqs_off+0x70/0x100 [ 138.978674][ T154] ? _raw_spin_lock_irq+0xb7/0xf0 [ 138.983726][ T154] ? _raw_spin_lock_irqsave+0x100/0x100 [ 138.989293][ T154] ? wq_worker_running+0x97/0x170 [ 138.994343][ T154] worker_thread+0xad7/0x12a0 [ 138.999065][ T154] kthread+0x42e/0x520 [ 139.003151][ T154] ? rcu_lock_release+0x20/0x20 [ 139.008038][ T154] ? kthread_blkcg+0xd0/0xd0 [ 139.012659][ T154] ret_from_fork+0x1f/0x30 [ 139.013567][ C0] FAULT_INJECTION: forcing a failure. [ 139.013567][ C0] name failslab, interval 1, probability 1, space 0, times 777 [ 139.017135][ T154] [ 139.033543][ C0] CPU: 0 PID: 3559 Comm: udevd Not tainted syzkaller #0 [ 139.040505][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 139.050770][ C0] Call Trace: [ 139.054058][ C0] [ 139.056924][ C0] dump_stack_lvl+0x188/0x250 [ 139.061616][ C0] ? show_regs_print_info+0x20/0x20 [ 139.066827][ C0] ? load_image+0x410/0x410 [ 139.071340][ C0] ? prandom_u32+0x217/0x250 [ 139.075950][ C0] should_fail+0x383/0x4b0 [ 139.080377][ C0] should_failslab+0x5/0x20 [ 139.084881][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 139.089827][ C0] kmem_cache_alloc_node+0x47/0x2c0 [ 139.095023][ C0] ? __alloc_skb+0xf4/0x750 [ 139.099540][ C0] __alloc_skb+0xf4/0x750 [ 139.103899][ C0] skb_copy+0x122/0x6f0 [ 139.108073][ C0] mac80211_hwsim_tx_frame_no_nl+0xc88/0x15c0 [ 139.114155][ C0] ? seqcount_lockdep_reader_access+0xa0/0x1d0 [ 139.120315][ C0] ? mac80211_hwsim_tx_frame_nl+0xba0/0xba0 [ 139.126220][ C0] mac80211_hwsim_tx_frame+0x1b5/0x200 [ 139.131722][ C0] mac80211_hwsim_beacon_tx+0x4d0/0x900 [ 139.137308][ C0] __iterate_interfaces+0x225/0x4c0 [ 139.142513][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 139.148768][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 139.155016][ C0] ieee80211_iterate_active_interfaces_atomic+0xb3/0x140 [ 139.162055][ C0] mac80211_hwsim_beacon+0x9b/0x180 [ 139.167267][ C0] ? hw_scan_work+0xef0/0xef0 [ 139.171950][ C0] __hrtimer_run_queues+0x4ea/0xb60 [ 139.177170][ C0] ? hrtimer_interrupt+0x8b0/0x8b0 [ 139.182289][ C0] hrtimer_run_softirq+0x176/0x240 [ 139.187425][ C0] handle_softirqs+0x336/0x830 [ 139.192194][ C0] ? __irq_exit_rcu+0x13b/0x230 [ 139.197166][ C0] ? do_softirq+0x210/0x210 [ 139.201669][ C0] ? hrtimer_interrupt+0x6a2/0x8b0 [ 139.206812][ C0] __irq_exit_rcu+0x13b/0x230 [ 139.211501][ C0] ? irq_exit_rcu+0x20/0x20 [ 139.216038][ C0] irq_exit_rcu+0x5/0x20 [ 139.220304][ C0] sysvec_apic_timer_interrupt+0xa0/0xc0 [ 139.225948][ C0] [ 139.228891][ C0] [ 139.231848][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 139.237860][ C0] RIP: 0010:__printk_wait_on_cpu_lock+0x7/0x30 [ 139.244019][ C0] Code: 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 30 c2 5d 00 4c 89 33 5b 41 5c 41 5e 41 5f c3 0f 1f 44 00 00 e8 db 9e 18 00 f3 90 <48> c7 c7 00 b7 1f 8c be 04 00 00 00 e8 18 c3 5d 00 8b 05 42 54 bf [ 139.263642][ C0] RSP: 0018:ffffc90002e6f798 EFLAGS: 00000293 [ 139.269769][ C0] RAX: ffffffff816062c8 RBX: 0000000000000200 RCX: ffff88807de59dc0 [ 139.277744][ C0] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffff8c1fb700 [ 139.285719][ C0] RBP: ffffc90002e6f898 R08: 0000000000000003 R09: 0000000000000004 [ 139.293700][ C0] R10: dffffc0000000000 R11: fffffbfff183f6e0 R12: dffffc0000000004 [ 139.301690][ C0] R13: 0000000000000200 R14: 0000000000000000 R15: 1ffff920005cdef8 [ 139.309674][ C0] ? __printk_wait_on_cpu_lock+0x28/0x30 [ 139.315319][ C0] ? __printk_wait_on_cpu_lock+0x28/0x30 [ 139.320980][ C0] dump_stack_lvl+0x161/0x250 [ 139.325679][ C0] ? show_regs_print_info+0x20/0x20 [ 139.330893][ C0] ? load_image+0x410/0x410 [ 139.335404][ C0] ? prandom_u32+0x217/0x250 [ 139.340013][ C0] should_fail+0x383/0x4b0 [ 139.344524][ C0] should_failslab+0x5/0x20 [ 139.349031][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 139.353976][ C0] ? copy_mm+0x8b6/0x13d0 [ 139.358343][ C0] kmem_cache_alloc+0x3d/0x280 [ 139.363132][ C0] ? vma_gap_callbacks_rotate+0x1c1/0x1f0 [ 139.368886][ C0] copy_mm+0x8b6/0x13d0 [ 139.373055][ C0] ? copy_signal+0x610/0x610 [ 139.377659][ C0] ? __init_rwsem+0x11e/0x160 [ 139.382348][ C0] ? copy_signal+0x501/0x610 [ 139.386970][ C0] copy_process+0x17fb/0x3ec0 [ 139.391665][ C0] ? lockdep_hardirqs_on_prepare+0x7c0/0x7c0 [ 139.397688][ C0] ? __pidfd_prepare+0x140/0x140 [ 139.402638][ C0] ? verify_lock_unused+0x140/0x140 [ 139.407871][ C0] kernel_clone+0x23f/0x990 [ 139.412380][ C0] ? create_io_thread+0x180/0x180 [ 139.417428][ C0] __x64_sys_clone+0x19a/0x210 [ 139.422222][ C0] ? __ia32_sys_vfork+0x130/0x130 [ 139.427268][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 139.432473][ C0] do_syscall_64+0x4c/0xa0 [ 139.436902][ C0] ? clear_bhb_loop+0x30/0x80 [ 139.441591][ C0] ? clear_bhb_loop+0x30/0x80 [ 139.446278][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 139.452211][ C0] RIP: 0033:0x7f27dc3c0636 [ 139.456640][ C0] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 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 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 139.476283][ C0] RSP: 002b:00007ffc50d6a720 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 139.484715][ C0] RAX: ffffffffffffffda RBX: 00007ffc50d6a728 RCX: 00007f27dc3c0636 [ 139.492702][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 139.500684][ C0] RBP: 000055f2048b4910 R08: 0000000000000000 R09: 000055f2048bc8e0 [ 139.508652][ C0] R10: 00007f27dc288b50 R11: 0000000000000246 R12: 00007ffc50d6aae0 [ 139.516627][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 139.524618][ C0] [ 139.528348][ T3559] CPU: 0 PID: 3559 Comm: udevd Not tainted syzkaller #0 [ 139.532935][ T9] FAULT_INJECTION: forcing a failure. [ 139.532935][ T9] name failslab, interval 1, probability 1, space 0, times 776 [ 139.535333][ T3559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 139.558189][ T3559] Call Trace: [ 139.561509][ T3559] [ 139.564483][ T3559] dump_stack_lvl+0x188/0x250 [ 139.569194][ T3559] ? show_regs_print_info+0x20/0x20 [ 139.574425][ T3559] ? load_image+0x410/0x410 [ 139.578968][ T3559] ? prandom_u32+0x217/0x250 [ 139.583709][ T3559] should_fail+0x383/0x4b0 [ 139.588178][ T3559] should_failslab+0x5/0x20 [ 139.592712][ T3559] slab_pre_alloc_hook+0x51/0xc0 [ 139.597685][ T3559] ? copy_mm+0x8b6/0x13d0 [ 139.602049][ T3559] kmem_cache_alloc+0x3d/0x280 [ 139.606847][ T3559] ? vma_gap_callbacks_rotate+0x1c1/0x1f0 [ 139.612594][ T3559] copy_mm+0x8b6/0x13d0 [ 139.616790][ T3559] ? copy_signal+0x610/0x610 [ 139.619707][ T458] FAULT_INJECTION: forcing a failure. [ 139.619707][ T458] name failslab, interval 1, probability 1, space 0, times 776 [ 139.621405][ T3559] ? __init_rwsem+0x11e/0x160 [ 139.621435][ T3559] ? copy_signal+0x501/0x610 [ 139.621461][ T3559] copy_process+0x17fb/0x3ec0 [ 139.648368][ T3559] ? lockdep_hardirqs_on_prepare+0x7c0/0x7c0 [ 139.654408][ T3559] ? __pidfd_prepare+0x140/0x140 [ 139.659371][ T3559] ? verify_lock_unused+0x140/0x140 [ 139.664609][ T3559] kernel_clone+0x23f/0x990 [ 139.669137][ T3559] ? create_io_thread+0x180/0x180 [ 139.674200][ T3559] __x64_sys_clone+0x19a/0x210 [ 139.678984][ T3559] ? __ia32_sys_vfork+0x130/0x130 [ 139.684043][ T3559] ? lockdep_hardirqs_on+0x94/0x140 [ 139.689268][ T3559] do_syscall_64+0x4c/0xa0 [ 139.693699][ T3559] ? clear_bhb_loop+0x30/0x80 [ 139.698394][ T3559] ? clear_bhb_loop+0x30/0x80 [ 139.703090][ T3559] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 139.709022][ T3559] RIP: 0033:0x7f27dc3c0636 [ 139.713548][ T3559] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 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 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 139.733171][ T3559] RSP: 002b:00007ffc50d6a720 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 139.741640][ T3559] RAX: ffffffffffffffda RBX: 00007ffc50d6a728 RCX: 00007f27dc3c0636 [ 139.749636][ T3559] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 139.757623][ T3559] RBP: 000055f2048b4910 R08: 0000000000000000 R09: 000055f2048bc8e0 [ 139.765608][ T3559] R10: 00007f27dc288b50 R11: 0000000000000246 R12: 00007ffc50d6aae0 [ 139.773598][ T3559] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 139.781596][ T3559] [ 139.784633][ T458] CPU: 1 PID: 458 Comm: kworker/u4:4 Not tainted syzkaller #0 [ 139.792141][ T458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 139.795241][ T3559] udevd[3559]: fork of child failed: Cannot allocate memory [ 139.802232][ T458] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 139.802266][ T458] Call Trace: [ 139.802275][ T458] [ 139.802283][ T458] dump_stack_lvl+0x188/0x250 [ 139.802315][ T458] ? show_regs_print_info+0x20/0x20 [ 139.802340][ T458] ? load_image+0x410/0x410 [ 139.802369][ T458] ? prandom_u32+0x217/0x250 [ 139.802403][ T458] should_fail+0x383/0x4b0 [ 139.816760][ T4279] FAULT_INJECTION: forcing a failure. [ 139.816760][ T4279] name failslab, interval 1, probability 1, space 0, times 775 [ 139.817508][ T458] should_failslab+0x5/0x20 [ 139.864395][ T458] slab_pre_alloc_hook+0x51/0xc0 [ 139.869386][ T458] __kmalloc+0x6b/0x340 [ 139.873562][ T458] ? batadv_tt_prepare_tvlv_local_data+0x1e9/0x700 [ 139.880096][ T458] batadv_tt_prepare_tvlv_local_data+0x1e9/0x700 [ 139.886475][ T458] batadv_tt_tvlv_container_update+0x109/0x600 [ 139.892664][ T458] batadv_tt_local_commit_changes_nolock+0xc18/0xd40 [ 139.899375][ T458] ? do_raw_spin_lock+0x128/0x2f0 [ 139.904440][ T458] ? batadv_tt_local_commit_changes+0x30/0x30 [ 139.910528][ T458] ? batadv_iv_ogm_queue_add+0xdb0/0xdb0 [ 139.916191][ T458] ? batadv_tt_local_commit_changes+0x1a/0x30 [ 139.922277][ T458] batadv_tt_local_commit_changes+0x22/0x30 [ 139.928197][ T458] batadv_iv_ogm_schedule+0x264/0x1000 [ 139.933686][ T458] ? pskb_expand_head+0xb45/0x1100 [ 139.938832][ T458] ? batadv_iv_send_outstanding_bat_ogm_packet+0x800/0x800 [ 139.946058][ T458] ? batadv_send_skb_packet+0x36e/0x580 [ 139.951754][ T458] batadv_iv_send_outstanding_bat_ogm_packet+0x6e9/0x800 [ 139.958816][ T458] process_one_work+0x867/0xff0 [ 139.963702][ T458] ? worker_detach_from_pool+0x240/0x240 [ 139.969352][ T458] ? lockdep_hardirqs_off+0x70/0x100 [ 139.974657][ T458] ? _raw_spin_lock_irq+0xb7/0xf0 [ 139.979707][ T458] ? _raw_spin_lock_irqsave+0x100/0x100 [ 139.985271][ T458] ? wq_worker_running+0x97/0x170 [ 139.990331][ T458] worker_thread+0xad7/0x12a0 [ 139.995056][ T458] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 140.001073][ T458] kthread+0x42e/0x520 [ 140.005168][ T458] ? rcu_lock_release+0x20/0x20 [ 140.010065][ T458] ? kthread_blkcg+0xd0/0xd0 [ 140.014689][ T458] ret_from_fork+0x1f/0x30 [ 140.019157][ T458] [ 140.022191][ T9] CPU: 0 PID: 9 Comm: kworker/u4:0 Not tainted syzkaller #0 [ 140.027363][ T21] FAULT_INJECTION: forcing a failure. [ 140.027363][ T21] name failslab, interval 1, probability 1, space 0, times 774 [ 140.029511][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 140.052343][ T9] Workqueue: events_unbound cfg80211_wiphy_work [ 140.058613][ T9] Call Trace: [ 140.061914][ T9] [ 140.064863][ T9] dump_stack_lvl+0x188/0x250 [ 140.069562][ T9] ? show_regs_print_info+0x20/0x20 [ 140.074780][ T9] ? load_image+0x410/0x410 [ 140.079401][ T9] should_fail+0x383/0x4b0 [ 140.083840][ T9] should_failslab+0x5/0x20 [ 140.088360][ T9] slab_pre_alloc_hook+0x51/0xc0 [ 140.093335][ T9] __kmalloc+0x6b/0x340 [ 140.097515][ T9] ? ieee802_11_parse_elems_crc+0xb3/0x1090 [ 140.103455][ T9] ieee802_11_parse_elems_crc+0xb3/0x1090 [ 140.109216][ T9] ? __lock_acquire+0x7b50/0x7b50 [ 140.114262][ T9] ? ieee80211_queue_delayed_work+0x150/0x150 [ 140.120357][ T9] ieee80211_bss_info_update+0x74d/0xa80 [ 140.126022][ T9] ? ieee80211_rx_bss_put+0x60/0x60 [ 140.131250][ T9] ? ieee80211_mandatory_rates+0x1c8/0x230 [ 140.137076][ T9] ieee80211_ibss_rx_queued_mgmt+0x1763/0x2b50 [ 140.143285][ T9] ? ieee80211_ibss_rx_no_sta+0x750/0x750 [ 140.149017][ T9] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 140.154928][ T9] ? lockdep_hardirqs_on+0x94/0x140 [ 140.160140][ T9] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 140.166051][ T9] ? _raw_spin_unlock+0x40/0x40 [ 140.170916][ T9] ? kcov_remote_start+0x6a/0x490 [ 140.175962][ T9] ? kcov_remote_start+0xfa/0x490 [ 140.181038][ T9] ieee80211_iface_work+0x714/0xc50 [ 140.186258][ T9] ? _raw_spin_unlock_irq+0x1f/0x40 [ 140.191482][ T9] cfg80211_wiphy_work+0x224/0x260 [ 140.196619][ T9] process_one_work+0x867/0xff0 [ 140.201508][ T9] ? worker_detach_from_pool+0x240/0x240 [ 140.207162][ T9] ? lockdep_hardirqs_off+0x70/0x100 [ 140.212468][ T9] ? _raw_spin_lock_irq+0xb7/0xf0 [ 140.217511][ T9] ? _raw_spin_lock_irqsave+0x100/0x100 [ 140.223080][ T9] ? wq_worker_running+0x97/0x170 [ 140.228129][ T9] worker_thread+0xad7/0x12a0 [ 140.232850][ T9] kthread+0x42e/0x520 [ 140.236967][ T9] ? rcu_lock_release+0x20/0x20 [ 140.241836][ T9] ? kthread_blkcg+0xd0/0xd0 [ 140.246441][ T9] ret_from_fork+0x1f/0x30 [ 140.250898][ T9] [ 140.253932][ T21] CPU: 1 PID: 21 Comm: kworker/1:0 Not tainted syzkaller #0 [ 140.261257][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 140.271341][ T21] Workqueue: events nsim_dev_trap_report_work [ 140.277547][ T21] Call Trace: [ 140.280847][ T21] [ 140.283795][ T21] dump_stack_lvl+0x188/0x250 [ 140.288542][ T21] ? show_regs_print_info+0x20/0x20 [ 140.293770][ T21] ? load_image+0x410/0x410 [ 140.298295][ T21] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 140.304301][ T21] ? prandom_u32+0x217/0x250 [ 140.309006][ T21] should_fail+0x383/0x4b0 [ 140.313451][ T21] should_failslab+0x5/0x20 [ 140.317972][ T21] slab_pre_alloc_hook+0x51/0xc0 [ 140.322982][ T21] kmem_cache_alloc_node+0x47/0x2c0 [ 140.328229][ T21] ? __alloc_skb+0xf4/0x750 [ 140.332768][ T21] __alloc_skb+0xf4/0x750 [ 140.337150][ T21] nsim_dev_trap_report_work+0x25c/0xab0 [ 140.341400][ C0] FAULT_INJECTION: forcing a failure. [ 140.341400][ C0] name failslab, interval 1, probability 1, space 0, times 773 [ 140.342850][ T21] process_one_work+0x867/0xff0 [ 140.360452][ T21] ? worker_detach_from_pool+0x240/0x240 [ 140.366136][ T21] ? lockdep_hardirqs_off+0x70/0x100 [ 140.371445][ T21] ? _raw_spin_lock_irq+0xb7/0xf0 [ 140.376587][ T21] ? _raw_spin_lock_irqsave+0x100/0x100 [ 140.382151][ T21] ? wq_worker_running+0x97/0x170 [ 140.387199][ T21] worker_thread+0xad7/0x12a0 [ 140.391924][ T21] kthread+0x42e/0x520 [ 140.396010][ T21] ? rcu_lock_release+0x20/0x20 [ 140.400872][ T21] ? kthread_blkcg+0xd0/0xd0 [ 140.405476][ T21] ret_from_fork+0x1f/0x30 [ 140.409926][ T21] [ 140.412958][ C0] CPU: 0 PID: 3548 Comm: klogd Not tainted syzkaller #0 [ 140.419924][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 140.430001][ C0] Call Trace: [ 140.433295][ C0] [ 140.436281][ C0] dump_stack_lvl+0x188/0x250 [ 140.441000][ C0] ? verify_lock_unused+0x140/0x140 [ 140.446237][ C0] ? show_regs_print_info+0x20/0x20 [ 140.451464][ C0] ? load_image+0x410/0x410 [ 140.455989][ C0] ? __lock_acquire+0x1305/0x7b50 [ 140.461037][ C0] ? prandom_u32+0x217/0x250 [ 140.465658][ C0] should_fail+0x383/0x4b0 [ 140.470138][ C0] should_failslab+0x5/0x20 [ 140.474660][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 140.479617][ C0] ? dst_alloc+0x101/0x160 [ 140.484055][ C0] kmem_cache_alloc+0x3d/0x280 [ 140.488842][ C0] ? ipv6_sysctl_rtcache_flush+0xf0/0xf0 [ 140.494500][ C0] dst_alloc+0x101/0x160 [ 140.498764][ C0] icmp6_dst_alloc+0x7e/0x470 [ 140.503462][ C0] ? icmpv6_flow_init+0x5e/0x120 [ 140.508444][ C0] ndisc_send_skb+0x3d1/0x1410 [ 140.513234][ C0] ? ndisc_alloc_skb+0x420/0x420 [ 140.518212][ C0] ? ndisc_send_rs+0x524/0x700 [ 140.522998][ C0] addrconf_rs_timer+0x367/0x640 [ 140.527966][ C0] ? detach_timer+0x33/0x2b0 [ 140.532573][ C0] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 140.538665][ C0] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 140.544746][ C0] call_timer_fn+0x17b/0x540 [ 140.549353][ C0] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 140.555535][ C0] ? __run_timers+0x810/0x810 [ 140.560236][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 140.565455][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 140.570675][ C0] ? addrconf_disable_policy_idev+0x4b0/0x4b0 [ 140.576770][ C0] __run_timers+0x56c/0x810 [ 140.581303][ C0] ? detach_timer+0x2b0/0x2b0 [ 140.585992][ C0] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 140.591991][ C0] ? sched_clock_cpu+0x15/0x3c0 [ 140.596857][ C0] ? seqcount_lockdep_reader_access+0x177/0x1d0 [ 140.603216][ C0] run_timer_softirq+0x63/0xf0 [ 140.608002][ C0] handle_softirqs+0x336/0x830 [ 140.612791][ C0] ? __irq_exit_rcu+0x13b/0x230 [ 140.617665][ C0] ? do_softirq+0x210/0x210 [ 140.622185][ C0] ? hrtimer_interrupt+0x6a2/0x8b0 [ 140.627324][ C0] __irq_exit_rcu+0x13b/0x230 [ 140.632016][ C0] ? irq_exit_rcu+0x20/0x20 [ 140.636546][ C0] irq_exit_rcu+0x5/0x20 [ 140.640798][ C0] sysvec_apic_timer_interrupt+0xa0/0xc0 [ 140.646458][ C0] [ 140.649402][ C0] [ 140.652345][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 140.658344][ C0] RIP: 0010:in_task_stack+0x0/0x40 [ 140.663479][ C0] Code: 89 4b 18 5b 41 5c 41 5e 41 5f c3 48 c7 c7 c0 81 15 8c 4c 89 fe e8 30 8d 48 fa b0 01 e9 58 ff ff ff 00 00 cc cc 00 00 cc cc 00 <48> 8b 4e 20 48 8d b1 00 80 00 00 48 39 cf 41 0f 93 c0 48 39 f7 0f [ 140.683125][ C0] RSP: 0018:ffffc90002e7f5b8 EFLAGS: 00000286 [ 140.689210][ C0] RAX: 1ffff920005cfed4 RBX: ffffc90002e7f668 RCX: ffffc90002e7f688 [ 140.691763][ T154] FAULT_INJECTION: forcing a failure. [ 140.691763][ T154] name failslab, interval 1, probability 1, space 0, times 771 [ 140.697193][ C0] RDX: ffffc90002e7f668 RSI: ffff88807e24d940 RDI: ffffc90002e7f618 [ 140.717967][ C0] RBP: ffffc90002e7f690 R08: ffffc90002e7f6c7 R09: ffffc90002e7f668 [ 140.725985][ C0] R10: dffffc0000000000 R11: fffff520005cfed9 R12: ffffc90002e7f618 [ 140.733968][ C0] R13: ffffc90002e7f601 R14: ffffc90002e7f618 R15: ffff88807e24d940 [ 140.741975][ C0] get_stack_info_noinstr+0x15/0x130 [ 140.747291][ C0] get_stack_info+0x36/0xf0 [ 140.751811][ C0] __unwind_start+0x3a2/0x650 [ 140.756510][ C0] ? stack_trace_save+0xf0/0xf0 [ 140.761381][ C0] arch_stack_walk+0xda/0x140 [ 140.766091][ C0] ? __unwind_start+0xe1/0x650 [ 140.770878][ C0] ? kmem_cache_free+0x8f/0x210 [ 140.775753][ C0] stack_trace_save+0xa6/0xf0 [ 140.780451][ C0] ? stack_trace_snprint+0xe0/0xe0 [ 140.785587][ C0] ? kmem_cache_free+0x8f/0x210 [ 140.790454][ C0] ? memset+0x1e/0x40 [ 140.794457][ C0] kasan_set_track+0x4b/0x70 [ 140.799133][ C0] kasan_set_free_info+0x1f/0x40 [ 140.804101][ C0] ____kasan_slab_free+0xd5/0x110 [ 140.809144][ C0] slab_free_freelist_hook+0xec/0x170 [ 140.814531][ C0] ? exit_mmap+0x502/0x640 [ 140.818969][ C0] kmem_cache_free+0x8f/0x210 [ 140.823670][ C0] exit_mmap+0x502/0x640 [ 140.827932][ C0] ? vm_brk+0x20/0x20 [ 140.831939][ C0] ? uprobe_clear_state+0x2f6/0x460 [ 140.837274][ C0] __mmput+0x115/0x390 [ 140.841385][ C0] exit_mm+0x632/0x7b0 [ 140.845492][ C0] ? perf_pmu_migrate_context+0xb70/0xb70 [ 140.851240][ C0] ? acct_collect+0x547/0x710 [ 140.855959][ C0] ? do_exit+0x2110/0x2110 [ 140.860393][ C0] ? __ia32_sys_timer_delete+0x40/0x40 [ 140.865873][ C0] ? hrtimer_try_to_cancel+0x3d6/0x420 [ 140.871357][ C0] ? taskstats_exit+0x451/0xae0 [ 140.876235][ C0] do_exit+0x5b8/0x2110 [ 140.880437][ C0] ? put_task_struct+0x80/0x80 [ 140.885228][ C0] ? lock_chain_count+0x20/0x20 [ 140.890111][ C0] do_group_exit+0x12c/0x2f0 [ 140.894738][ C0] __x64_sys_exit_group+0x3b/0x40 [ 140.899786][ C0] do_syscall_64+0x4c/0xa0 [ 140.904229][ C0] ? clear_bhb_loop+0x30/0x80 [ 140.908944][ C0] ? clear_bhb_loop+0x30/0x80 [ 140.913640][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 140.919549][ C0] RIP: 0033:0x7f0e5ebe96c5 [ 140.923983][ C0] Code: Unable to access opcode bytes at RIP 0x7f0e5ebe969b. [ 140.931384][ C0] RSP: 002b:00007ffc9f94ab78 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 [ 140.939843][ C0] RAX: ffffffffffffffda RBX: 00007f0e5eceafe8 RCX: 00007f0e5ebe96c5 [ 140.947962][ C0] RDX: 00000000000000e7 RSI: ffffffffffffff88 RDI: 0000000000000001 [ 140.955969][ C0] RBP: 0000000000000001 R08: 00007ffc9f94ab08 R09: 0000000000000000 [ 140.964563][ C0] R10: 00007ffc9f94a9a0 R11: 0000000000000206 R12: 0000000000000000 [ 140.972566][ C0] R13: 0000000000000001 R14: 00007f0e5ece9680 R15: 00007f0e5eceb000 [ 140.980571][ C0] [ 140.983608][ T4254] CPU: 1 PID: 4254 Comm: kworker/u4:6 Not tainted syzkaller #0 [ 140.991196][ T4254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 141.001280][ T4254] Workqueue: events_unbound cfg80211_wiphy_work [ 141.007555][ T4254] Call Trace: [ 141.010878][ T4254] [ 141.013827][ T4254] dump_stack_lvl+0x188/0x250 [ 141.018529][ T4254] ? show_regs_print_info+0x20/0x20 [ 141.023752][ T4254] ? load_image+0x410/0x410 [ 141.028285][ T4254] should_fail+0x383/0x4b0 [ 141.032735][ T4254] should_failslab+0x5/0x20 [ 141.037257][ T4254] slab_pre_alloc_hook+0x51/0xc0 [ 141.042216][ T4254] __kmalloc+0x6b/0x340 [ 141.046386][ T4254] ? cfg80211_inform_bss_frame_data+0x525/0x1ed0 [ 141.052770][ T4254] cfg80211_inform_bss_frame_data+0x525/0x1ed0 [ 141.058957][ T4254] ? verify_lock_unused+0x140/0x140 [ 141.064182][ T4254] ? cfg80211_parse_mbssid_data+0x3070/0x3070 [ 141.070374][ T4254] ? __lock_acquire+0x7b50/0x7b50 [ 141.075438][ T4254] ieee80211_bss_info_update+0x6ba/0xa80 [ 141.081099][ T4254] ? ieee80211_rx_bss_put+0x60/0x60 [ 141.086330][ T4254] ? ieee80211_mandatory_rates+0x1c8/0x230 [ 141.092157][ T4254] ieee80211_ibss_rx_queued_mgmt+0x1763/0x2b50 [ 141.098352][ T4254] ? ieee80211_ibss_rx_no_sta+0x750/0x750 [ 141.104088][ T4254] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 141.110001][ T4254] ? lockdep_hardirqs_on+0x94/0x140 [ 141.115231][ T4254] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 141.121146][ T4254] ? _raw_spin_unlock+0x40/0x40 [ 141.126139][ T4254] ? kcov_remote_start+0x6a/0x490 [ 141.131203][ T4254] ? kcov_remote_start+0xfa/0x490 [ 141.136266][ T4254] ieee80211_iface_work+0x714/0xc50 [ 141.141492][ T4254] ? _raw_spin_unlock_irq+0x1f/0x40 [ 141.146714][ T4254] cfg80211_wiphy_work+0x224/0x260 [ 141.151858][ T4254] process_one_work+0x867/0xff0 [ 141.156747][ T4254] ? worker_detach_from_pool+0x240/0x240 [ 141.162407][ T4254] ? lockdep_hardirqs_off+0x70/0x100 [ 141.167724][ T4254] ? _raw_spin_lock_irq+0xb7/0xf0 [ 141.172768][ T4254] ? _raw_spin_lock_irqsave+0x100/0x100 [ 141.178344][ T4254] ? wq_worker_running+0x97/0x170 [ 141.183396][ T4254] worker_thread+0xad7/0x12a0 [ 141.188105][ T4254] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 141.194042][ T4254] kthread+0x42e/0x520 [ 141.198127][ T4254] ? rcu_lock_release+0x20/0x20 [ 141.203001][ T4254] ? kthread_blkcg+0xd0/0xd0 [ 141.207617][ T4254] ret_from_fork+0x1f/0x30 [ 141.212066][ T4254] [ 141.215099][ T4279] CPU: 0 PID: 4279 Comm: udevd Not tainted syzkaller #0 [ 141.222075][ T4279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 141.232159][ T4279] Call Trace: [ 141.235452][ T4279] [ 141.238400][ T4279] dump_stack_lvl+0x188/0x250 [ 141.243107][ T4279] ? show_regs_print_info+0x20/0x20 [ 141.248337][ T4279] ? load_image+0x410/0x410 [ 141.252903][ T4279] should_fail+0x383/0x4b0 [ 141.257353][ T4279] should_failslab+0x5/0x20 [ 141.261875][ T4279] slab_pre_alloc_hook+0x51/0xc0 [ 141.266838][ T4279] ? security_file_alloc+0x30/0x110 [ 141.272060][ T4279] kmem_cache_alloc+0x3d/0x280 [ 141.276839][ T4279] ? rcu_is_watching+0x11/0xa0 [ 141.281625][ T4279] security_file_alloc+0x30/0x110 [ 141.286675][ T4279] __alloc_file+0xc2/0x240 [ 141.291119][ T4279] alloc_empty_file+0x90/0x180 [ 141.295925][ T4279] path_openat+0x11c/0x2fb0 [ 141.300447][ T4279] ? __lock_acquire+0x13dc/0x7b50 [ 141.305498][ T4279] ? stack_trace_snprint+0xe0/0xe0 [ 141.310649][ T4279] ? verify_lock_unused+0x140/0x140 [ 141.315875][ T4279] ? verify_lock_unused+0x140/0x140 [ 141.321116][ T4279] ? __kasan_slab_alloc+0xa9/0xc0 [ 141.326164][ T4279] ? __kasan_slab_alloc+0x92/0xc0 [ 141.331209][ T4279] ? slab_post_alloc_hook+0x4c/0x380 [ 141.336517][ T4279] ? verify_lock_unused+0x140/0x140 [ 141.341732][ T4279] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 141.347826][ T4279] ? do_filp_open+0x400/0x400 [ 141.352539][ T4279] do_filp_open+0x1df/0x400 [ 141.357069][ T4279] ? vfs_tmpfile+0x300/0x300 [ 141.361703][ T4279] ? _raw_spin_unlock+0x24/0x40 [ 141.366583][ T4279] ? alloc_fd+0x59e/0x650 [ 141.370951][ T4279] do_sys_openat2+0x14b/0x500 [ 141.375652][ T4279] ? __lock_acquire+0x7b50/0x7b50 [ 141.380707][ T4279] ? do_sys_open+0xe0/0xe0 [ 141.385153][ T4279] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 141.391169][ T4279] ? lock_chain_count+0x20/0x20 [ 141.396052][ T4279] __x64_sys_openat+0x135/0x160 [ 141.400926][ T4279] do_syscall_64+0x4c/0xa0 [ 141.405362][ T4279] ? clear_bhb_loop+0x30/0x80 [ 141.410060][ T4279] ? clear_bhb_loop+0x30/0x80 [ 141.414756][ T4279] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 141.420683][ T4279] RIP: 0033:0x7f27dc376407 [ 141.425127][ T4279] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 141.443355][ T9] FAULT_INJECTION: forcing a failure. [ 141.443355][ T9] name failslab, interval 1, probability 1, space 0, times 769 [ 141.444746][ T4279] RSP: 002b:00007ffc50d661a0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 141.465934][ T4279] RAX: ffffffffffffffda RBX: 00007f27dc288880 RCX: 00007f27dc376407 [ 141.473934][ T4279] RDX: 0000000000080000 RSI: 00007ffc50d66320 RDI: ffffffffffffff9c [ 141.481928][ T4279] RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000 [ 141.489916][ T4279] R10: 0000000000000000 R11: 0000000000000202 R12: 000055f1ebb137f5 [ 141.497901][ T4279] R13: 000055f1ebb137f5 R14: 0000000000000001 R15: 0000000000000000 [ 141.505911][ T4279] [ 141.508944][ T154] CPU: 1 PID: 154 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 141.516445][ T154] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 141.524672][ T4187] FAULT_INJECTION: forcing a failure. [ 141.524672][ T4187] name failslab, interval 1, probability 1, space 0, times 767 [ 141.526522][ T154] Workqueue: events_unbound cfg80211_wiphy_work [ 141.526553][ T154] Call Trace: [ 141.547640][ T7] Bluetooth: hci5: command 0x0419 tx timeout [ 141.549023][ T154] [ 141.557966][ T154] dump_stack_lvl+0x188/0x250 [ 141.560408][ T4228] FAULT_INJECTION: forcing a failure. [ 141.560408][ T4228] name failslab, interval 1, probability 1, space 0, times 767 [ 141.562688][ T154] ? show_regs_print_info+0x20/0x20 [ 141.562719][ T154] ? load_image+0x410/0x410 [ 141.562758][ T154] should_fail+0x383/0x4b0 [ 141.589726][ T154] should_failslab+0x5/0x20 [ 141.594247][ T154] slab_pre_alloc_hook+0x51/0xc0 [ 141.599218][ T154] __kmalloc+0x6b/0x340 [ 141.603391][ T154] ? ieee802_11_parse_elems_crc+0xb3/0x1090 [ 141.609308][ T154] ieee802_11_parse_elems_crc+0xb3/0x1090 [ 141.615071][ T154] ? __lock_acquire+0x7b50/0x7b50 [ 141.620123][ T154] ? ieee80211_queue_delayed_work+0x150/0x150 [ 141.626234][ T154] ieee80211_bss_info_update+0x74d/0xa80 [ 141.631895][ T154] ? ieee80211_rx_bss_put+0x60/0x60 [ 141.637117][ T154] ? ieee80211_mandatory_rates+0x1c8/0x230 [ 141.642947][ T154] ieee80211_ibss_rx_queued_mgmt+0x1763/0x2b50 [ 141.649138][ T154] ? ieee80211_ibss_rx_no_sta+0x750/0x750 [ 141.654871][ T154] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 141.660783][ T154] ? lockdep_hardirqs_on+0x94/0x140 [ 141.666001][ T154] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 141.671911][ T154] ? _raw_spin_unlock+0x40/0x40 [ 141.676781][ T154] ? kcov_remote_start+0x6a/0x490 [ 141.681827][ T154] ? kcov_remote_start+0xfa/0x490 [ 141.686869][ T154] ieee80211_iface_work+0x714/0xc50 [ 141.692088][ T154] ? _raw_spin_unlock_irq+0x1f/0x40 [ 141.697327][ T154] cfg80211_wiphy_work+0x224/0x260 [ 141.702460][ T154] process_one_work+0x867/0xff0 [ 141.707337][ T154] ? worker_detach_from_pool+0x240/0x240 [ 141.712982][ T154] ? lockdep_hardirqs_off+0x70/0x100 [ 141.718289][ T154] ? _raw_spin_lock_irq+0xb7/0xf0 [ 141.723332][ T154] ? _raw_spin_lock_irqsave+0x100/0x100 [ 141.728896][ T154] ? wq_worker_running+0x97/0x170 [ 141.733962][ T154] worker_thread+0xad7/0x12a0 [ 141.738687][ T154] kthread+0x42e/0x520 [ 141.742776][ T154] ? rcu_lock_release+0x20/0x20 [ 141.747643][ T154] ? kthread_blkcg+0xd0/0xd0 [ 141.752249][ T154] ret_from_fork+0x1f/0x30 [ 141.756699][ T154] [ 141.759751][ T4228] CPU: 0 PID: 4228 Comm: kworker/0:4 Not tainted syzkaller #0 [ 141.767244][ T4228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 141.777330][ T4228] Workqueue: events_power_efficient neigh_periodic_work [ 141.784300][ T4228] Call Trace: [ 141.787600][ T4228] [ 141.790551][ T4228] dump_stack_lvl+0x188/0x250 [ 141.795252][ T4228] ? verify_lock_unused+0x140/0x140 [ 141.800473][ T4228] ? show_regs_print_info+0x20/0x20 [ 141.805696][ T4228] ? load_image+0x410/0x410 [ 141.810222][ T4228] ? prandom_u32+0x217/0x250 [ 141.814843][ T4228] should_fail+0x383/0x4b0 [ 141.819293][ T4228] should_failslab+0x5/0x20 [ 141.823818][ T4228] slab_pre_alloc_hook+0x51/0xc0 [ 141.828773][ T4228] kmem_cache_alloc_node+0x47/0x2c0 [ 141.833989][ T4228] ? __alloc_skb+0xf4/0x750 [ 141.838523][ T4228] __alloc_skb+0xf4/0x750 [ 141.842879][ T4228] __neigh_notify+0x142/0x2e0 [ 141.847586][ T4228] neigh_cleanup_and_release+0x9d/0x250 [ 141.853185][ T4228] neigh_periodic_work+0x406/0xc70 [ 141.858333][ T4228] process_one_work+0x867/0xff0 [ 141.863226][ T4228] ? worker_detach_from_pool+0x240/0x240 [ 141.868876][ T4228] ? lockdep_hardirqs_off+0x70/0x100 [ 141.874204][ T4228] ? _raw_spin_lock_irq+0xb7/0xf0 [ 141.879242][ T4228] ? _raw_spin_lock_irqsave+0x100/0x100 [ 141.884813][ T4228] ? wq_worker_running+0x97/0x170 [ 141.889870][ T4228] worker_thread+0xad7/0x12a0 [ 141.894600][ T4228] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 141.900519][ T4228] kthread+0x42e/0x520 [ 141.903649][ T21] FAULT_INJECTION: forcing a failure. [ 141.903649][ T21] name failslab, interval 1, probability 1, space 0, times 767 [ 141.904602][ T4228] ? rcu_lock_release+0x20/0x20 [ 141.922236][ T4228] ? kthread_blkcg+0xd0/0xd0 [ 141.926846][ T4228] ret_from_fork+0x1f/0x30 [ 141.931296][ T4228] [ 141.934329][ T21] CPU: 1 PID: 21 Comm: kworker/1:0 Not tainted syzkaller #0 [ 141.941642][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 141.941636][ T4228] FAULT_INJECTION: forcing a failure. [ 141.941636][ T4228] name failslab, interval 1, probability 1, space 0, times 766 [ 141.964468][ T21] Workqueue: events nsim_dev_trap_report_work [ 141.970637][ T21] Call Trace: [ 141.973955][ T21] [ 141.976917][ T21] dump_stack_lvl+0x188/0x250 [ 141.981626][ T21] ? show_regs_print_info+0x20/0x20 [ 141.986849][ T21] ? load_image+0x410/0x410 [ 141.991398][ T21] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 141.997401][ T21] ? prandom_u32+0x217/0x250 [ 142.002017][ T21] should_fail+0x383/0x4b0 [ 142.006459][ T21] should_failslab+0x5/0x20 [ 142.010980][ T21] slab_pre_alloc_hook+0x51/0xc0 [ 142.015934][ T21] kmem_cache_alloc_node+0x47/0x2c0 [ 142.021152][ T21] ? __alloc_skb+0xf4/0x750 [ 142.025677][ T21] __alloc_skb+0xf4/0x750 [ 142.030026][ T21] nsim_dev_trap_report_work+0x25c/0xab0 [ 142.035698][ T21] process_one_work+0x867/0xff0 [ 142.040578][ T21] ? worker_detach_from_pool+0x240/0x240 [ 142.046233][ T21] ? lockdep_hardirqs_off+0x70/0x100 [ 142.051539][ T21] ? _raw_spin_lock_irq+0xb7/0xf0 [ 142.056578][ T21] ? _raw_spin_lock_irqsave+0x100/0x100 [ 142.062141][ T21] ? wq_worker_running+0x97/0x170 [ 142.067189][ T21] worker_thread+0xad7/0x12a0 [ 142.071918][ T21] kthread+0x42e/0x520 [ 142.076007][ T21] ? rcu_lock_release+0x20/0x20 [ 142.080877][ T21] ? kthread_blkcg+0xd0/0xd0 [ 142.085482][ T21] ret_from_fork+0x1f/0x30 [ 142.089931][ T21] [ 142.092970][ T4228] CPU: 0 PID: 4228 Comm: kworker/0:4 Not tainted syzkaller #0 [ 142.100481][ T4228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 142.110564][ T4228] Workqueue: events_power_efficient neigh_periodic_work [ 142.117560][ T4228] Call Trace: [ 142.120856][ T4228] [ 142.123801][ T4228] dump_stack_lvl+0x188/0x250 [ 142.128503][ T4228] ? show_regs_print_info+0x20/0x20 [ 142.133722][ T4228] ? load_image+0x410/0x410 [ 142.138261][ T4228] should_fail+0x383/0x4b0 [ 142.142708][ T4228] should_failslab+0x5/0x20 [ 142.147240][ T4228] slab_pre_alloc_hook+0x51/0xc0 [ 142.152202][ T4228] __kmalloc_node_track_caller+0x68/0x3a0 [ 142.157938][ T4228] ? __neigh_notify+0x142/0x2e0 [ 142.162809][ T4228] ? __alloc_skb+0xf4/0x750 [ 142.167326][ T4228] ? __neigh_notify+0x142/0x2e0 [ 142.172191][ T4228] __alloc_skb+0x22c/0x750 [ 142.176637][ T4228] __neigh_notify+0x142/0x2e0 [ 142.181335][ T4228] neigh_cleanup_and_release+0x9d/0x250 [ 142.186901][ T4228] neigh_periodic_work+0x406/0xc70 [ 142.192046][ T4228] process_one_work+0x867/0xff0 [ 142.196945][ T4228] ? worker_detach_from_pool+0x240/0x240 [ 142.202608][ T4228] ? lockdep_hardirqs_off+0x70/0x100 [ 142.207919][ T4228] ? _raw_spin_lock_irq+0xb7/0xf0 [ 142.212985][ T4228] ? _raw_spin_lock_irqsave+0x100/0x100 [ 142.218559][ T4228] ? wq_worker_running+0x97/0x170 [ 142.223612][ T4228] worker_thread+0xad7/0x12a0 [ 142.228331][ T4228] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 142.234256][ T4228] kthread+0x42e/0x520 [ 142.238338][ T4228] ? rcu_lock_release+0x20/0x20 [ 142.243217][ T4228] ? kthread_blkcg+0xd0/0xd0 [ 142.247832][ T4228] ret_from_fork+0x1f/0x30 [ 142.252289][ T4228] [ 142.255419][ T4187] CPU: 1 PID: 4187 Comm: syz-executor Not tainted syzkaller #0 [ 142.262999][ T4187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 142.270432][ T4228] FAULT_INJECTION: forcing a failure. [ 142.270432][ T4228] name failslab, interval 1, probability 1, space 0, times 763 [ 142.273082][ T4187] Call Trace: [ 142.273092][ T4187] [ 142.273102][ T4187] dump_stack_lvl+0x188/0x250 [ 142.273134][ T4187] ? show_regs_print_info+0x20/0x20 [ 142.301979][ T4187] ? load_image+0x410/0x410 [ 142.306513][ T4187] ? prandom_u32+0x217/0x250 [ 142.311151][ T4187] should_fail+0x383/0x4b0 [ 142.315596][ T4187] should_failslab+0x5/0x20 [ 142.320117][ T4187] slab_pre_alloc_hook+0x51/0xc0 [ 142.325084][ T4187] ? __kernfs_new_node+0xe3/0x6b0 [ 142.330134][ T4187] kmem_cache_alloc+0x3d/0x280 [ 142.334919][ T4187] __kernfs_new_node+0xe3/0x6b0 [ 142.339797][ T4187] ? __lock_acquire+0x7b50/0x7b50 [ 142.344850][ T4187] ? kernfs_new_node+0x250/0x250 [ 142.349819][ T4187] ? kernfs_activate+0x1eb/0x210 [ 142.354774][ T4187] kernfs_new_node+0x148/0x250 [ 142.359563][ T4187] __kernfs_create_file+0x47/0x2e0 [ 142.364722][ T4187] sysfs_add_file_mode_ns+0x2d2/0x390 [ 142.370146][ T4187] internal_create_group+0x492/0xd00 [ 142.375462][ T4187] ? sysfs_create_group+0x20/0x20 [ 142.380509][ T4187] ? kernfs_add_one+0x564/0x6c0 [ 142.385381][ T4187] sysfs_create_groups+0x55/0x120 [ 142.390430][ T4187] device_add_attrs+0x82/0x690 [ 142.395212][ T4187] device_add+0x677/0x1050 [ 142.399653][ T4187] netdev_register_kobject+0x184/0x320 [ 142.405139][ T4187] register_netdevice+0x10e8/0x1720 [ 142.410368][ T4187] ? netif_stacked_transfer_operstate+0x200/0x200 [ 142.416801][ T4187] ? ieee80211_debugfs_add_netdev+0xe10/0xee0 [ 142.422901][ T4187] cfg80211_register_netdevice+0x155/0x2f0 [ 142.428760][ T4187] ieee80211_if_add+0x1002/0x1e00 [ 142.433831][ T4187] ieee80211_register_hw+0x2b39/0x3a60 [ 142.439333][ T4187] ? ieee80211_register_hw+0xb21/0x3a60 [ 142.444926][ T4187] ? ieee80211_tasklet_handler+0x20/0x20 [ 142.450585][ T4187] ? hrtimer_init+0x10c/0x220 [ 142.455281][ T4187] mac80211_hwsim_new_radio+0x209d/0x4050 [ 142.461032][ T4187] hwsim_new_radio_nl+0xa7d/0xc50 [ 142.466086][ T4187] genl_rcv_msg+0xd0b/0xfa0 [ 142.470615][ T4187] ? genl_bind+0x370/0x370 [ 142.475056][ T4187] ? __dev_queue_xmit+0x1b64/0x2e50 [ 142.480276][ T4187] ? verify_lock_unused+0x140/0x140 [ 142.485527][ T4187] ? dev_queue_xmit+0x20/0x20 [ 142.490236][ T4187] ? hwsim_tx_info_frame_received_nl+0xec0/0xec0 [ 142.496607][ T4187] netlink_rcv_skb+0x1e9/0x430 [ 142.501397][ T4187] ? genl_bind+0x370/0x370 [ 142.505849][ T4187] ? netlink_ack+0xb10/0xb10 [ 142.510481][ T4187] ? down_read+0x1aa/0x2e0 [ 142.514942][ T4187] genl_rcv+0x24/0x40 [ 142.518945][ T4187] netlink_unicast+0x78f/0x940 [ 142.523745][ T4187] netlink_sendmsg+0x8ba/0xbe0 [ 142.528537][ T4187] ? netlink_getsockopt+0x570/0x570 [ 142.533749][ T4187] ? aa_sock_msg_perm+0x94/0x150 [ 142.538711][ T4187] ? apparmor_socket_sendmsg+0x88/0x230 [ 142.544307][ T4187] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 142.549612][ T4187] ? security_socket_sendmsg+0x7c/0xa0 [ 142.555091][ T4187] __sys_sendto+0x46d/0x620 [ 142.559613][ T4187] ? __ia32_sys_getpeername+0x80/0x80 [ 142.565023][ T4187] ? lock_chain_count+0x20/0x20 [ 142.569899][ T4187] __x64_sys_sendto+0xda/0xf0 [ 142.574608][ T4187] do_syscall_64+0x4c/0xa0 [ 142.579045][ T4187] ? clear_bhb_loop+0x30/0x80 [ 142.583745][ T4187] ? clear_bhb_loop+0x30/0x80 [ 142.588443][ T4187] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 142.594357][ T4187] RIP: 0033:0x7fa720d0a6ce [ 142.598787][ T4187] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 142.618407][ T4187] RSP: 002b:00007ffef8d2bc38 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 142.626863][ T4187] RAX: ffffffffffffffda RBX: 000055557dec9500 RCX: 00007fa720d0a6ce [ 142.634855][ T4187] RDX: 0000000000000024 RSI: 00007fa721b00670 RDI: 0000000000000003 [ 142.642870][ T4187] RBP: 0000000000000001 R08: 00007ffef8d2bcb4 R09: 000000000000000c [ 142.650863][ T4187] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 142.658855][ T4187] R13: 0000000000000000 R14: 00007fa721b00670 R15: 0000000000000000 [ 142.666861][ T4187] [ 142.669901][ T4228] CPU: 0 PID: 4228 Comm: kworker/0:4 Not tainted syzkaller #0 [ 142.677398][ T4228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 142.687509][ T4228] Workqueue: events_power_efficient neigh_periodic_work [ 142.694476][ T4228] Call Trace: [ 142.697774][ T4228] [ 142.700732][ T4228] dump_stack_lvl+0x188/0x250 [ 142.705458][ T4228] ? verify_lock_unused+0x140/0x140 [ 142.706274][ T4254] FAULT_INJECTION: forcing a failure. [ 142.706274][ T4254] name failslab, interval 1, probability 1, space 0, times 763 [ 142.710705][ T4228] ? show_regs_print_info+0x20/0x20 [ 142.728696][ T4228] ? load_image+0x410/0x410 [ 142.733235][ T4228] ? prandom_u32+0x217/0x250 [ 142.737874][ T4228] should_fail+0x383/0x4b0 [ 142.742330][ T4228] should_failslab+0x5/0x20 [ 142.746855][ T4228] slab_pre_alloc_hook+0x51/0xc0 [ 142.751816][ T4228] kmem_cache_alloc_node+0x47/0x2c0 [ 142.757035][ T4228] ? __alloc_skb+0xf4/0x750 [ 142.761565][ T4228] __alloc_skb+0xf4/0x750 [ 142.765915][ T4228] __neigh_notify+0x142/0x2e0 [ 142.770611][ T4228] neigh_cleanup_and_release+0x9d/0x250 [ 142.776179][ T4228] neigh_periodic_work+0x406/0xc70 [ 142.781322][ T4228] process_one_work+0x867/0xff0 [ 142.786224][ T4228] ? worker_detach_from_pool+0x240/0x240 [ 142.791874][ T4228] ? lockdep_hardirqs_off+0x70/0x100 [ 142.797185][ T4228] ? _raw_spin_lock_irq+0xb7/0xf0 [ 142.802228][ T4228] ? _raw_spin_lock_irqsave+0x100/0x100 [ 142.807798][ T4228] ? wq_worker_running+0x97/0x170 [ 142.812838][ T4228] worker_thread+0xad7/0x12a0 [ 142.817542][ T4228] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 142.823462][ T4228] kthread+0x42e/0x520 [ 142.827553][ T4228] ? rcu_lock_release+0x20/0x20 [ 142.832421][ T4228] ? kthread_blkcg+0xd0/0xd0 [ 142.837038][ T4228] ret_from_fork+0x1f/0x30 [ 142.841485][ T4228] [ 142.844529][ T4254] CPU: 1 PID: 4254 Comm: kworker/u4:6 Not tainted syzkaller #0 [ 142.852104][ T4254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 142.853170][ T4228] FAULT_INJECTION: forcing a failure. [ 142.853170][ T4228] name failslab, interval 1, probability 1, space 0, times 761 [ 142.862203][ T4254] Workqueue: bat_events batadv_mcast_mla_update [ 142.862237][ T4254] Call Trace: [ 142.862246][ T4254] [ 142.887452][ T4254] dump_stack_lvl+0x188/0x250 [ 142.892156][ T4254] ? show_regs_print_info+0x20/0x20 [ 142.897374][ T4254] ? load_image+0x410/0x410 [ 142.901895][ T4254] ? prandom_u32+0x217/0x250 [ 142.906511][ T4254] should_fail+0x383/0x4b0 [ 142.910950][ T4254] should_failslab+0x5/0x20 [ 142.915464][ T4254] slab_pre_alloc_hook+0x51/0xc0 [ 142.920422][ T4254] kmem_cache_alloc_trace+0x47/0x290 [ 142.925719][ T4254] ? batadv_mcast_mla_update+0x13c5/0x3150 [ 142.931548][ T4254] batadv_mcast_mla_update+0x13c5/0x3150 [ 142.937209][ T4254] ? batadv_mcast_tvlv_ogm_handler+0x230/0x230 [ 142.943376][ T4254] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 142.949376][ T4254] ? __lock_acquire+0x7b50/0x7b50 [ 142.954415][ T4254] ? read_lock_is_recursive+0x10/0x10 [ 142.959809][ T4254] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 142.965728][ T4254] ? _raw_spin_unlock_irq+0x1f/0x40 [ 142.970945][ T4254] process_one_work+0x867/0xff0 [ 142.975821][ T4254] ? worker_detach_from_pool+0x240/0x240 [ 142.981475][ T4254] ? lockdep_hardirqs_off+0x70/0x100 [ 142.986780][ T4254] ? _raw_spin_lock_irq+0xb7/0xf0 [ 142.991823][ T4254] ? _raw_spin_lock_irqsave+0x100/0x100 [ 142.997422][ T4254] ? wq_worker_running+0x97/0x170 [ 143.002480][ T4254] worker_thread+0xad7/0x12a0 [ 143.007221][ T4254] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 143.013147][ T4254] kthread+0x42e/0x520 [ 143.017239][ T4254] ? rcu_lock_release+0x20/0x20 [ 143.022109][ T4254] ? kthread_blkcg+0xd0/0xd0 [ 143.026720][ T4254] ret_from_fork+0x1f/0x30 [ 143.031176][ T4254] [ 143.034233][ T4228] CPU: 0 PID: 4228 Comm: kworker/0:4 Not tainted syzkaller #0 [ 143.041721][ T4228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 143.051806][ T4228] Workqueue: events_power_efficient neigh_periodic_work [ 143.058779][ T4228] Call Trace: [ 143.062075][ T4228] [ 143.065026][ T4228] dump_stack_lvl+0x188/0x250 [ 143.069734][ T4228] ? show_regs_print_info+0x20/0x20 [ 143.074949][ T4228] ? load_image+0x410/0x410 [ 143.079483][ T4228] should_fail+0x383/0x4b0 [ 143.083943][ T4228] should_failslab+0x5/0x20 [ 143.088483][ T4228] slab_pre_alloc_hook+0x51/0xc0 [ 143.093449][ T4228] __kmalloc_node_track_caller+0x68/0x3a0 [ 143.099202][ T4228] ? __neigh_notify+0x142/0x2e0 [ 143.104075][ T4228] ? __alloc_skb+0xf4/0x750 [ 143.108673][ T4228] ? __neigh_notify+0x142/0x2e0 [ 143.113547][ T4228] __alloc_skb+0x22c/0x750 [ 143.117986][ T4228] __neigh_notify+0x142/0x2e0 [ 143.122688][ T4228] neigh_cleanup_and_release+0x9d/0x250 [ 143.128255][ T4228] neigh_periodic_work+0x406/0xc70 [ 143.133392][ T4228] process_one_work+0x867/0xff0 [ 143.138289][ T4228] ? worker_detach_from_pool+0x240/0x240 [ 143.143950][ T4228] ? lockdep_hardirqs_off+0x70/0x100 [ 143.149254][ T4228] ? _raw_spin_lock_irq+0xb7/0xf0 [ 143.154294][ T4228] ? _raw_spin_lock_irqsave+0x100/0x100 [ 143.159868][ T4228] ? wq_worker_running+0x97/0x170 [ 143.164906][ T4228] worker_thread+0xad7/0x12a0 [ 143.169616][ T4228] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 143.175533][ T4228] kthread+0x42e/0x520 [ 143.179624][ T4228] ? rcu_lock_release+0x20/0x20 [ 143.184488][ T4228] ? kthread_blkcg+0xd0/0xd0 [ 143.189101][ T4228] ret_from_fork+0x1f/0x30 [ 143.193548][ T4228] [ 143.196579][ T9] CPU: 1 PID: 9 Comm: kworker/u4:0 Not tainted syzkaller #0 [ 143.203903][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 143.213989][ T9] Workqueue: events_unbound cfg80211_wiphy_work [ 143.220133][ T4228] FAULT_INJECTION: forcing a failure. [ 143.220133][ T4228] name failslab, interval 1, probability 1, space 0, times 760 [ 143.220266][ T9] Call Trace: [ 143.220277][ T9] [ 143.239250][ T9] dump_stack_lvl+0x188/0x250 [ 143.243951][ T9] ? show_regs_print_info+0x20/0x20 [ 143.249168][ T9] ? load_image+0x410/0x410 [ 143.253700][ T9] should_fail+0x383/0x4b0 [ 143.258141][ T9] should_failslab+0x5/0x20 [ 143.262661][ T9] slab_pre_alloc_hook+0x51/0xc0 [ 143.267618][ T9] __kmalloc+0x6b/0x340 [ 143.271790][ T9] ? cfg80211_inform_bss_frame_data+0x525/0x1ed0 [ 143.278146][ T9] cfg80211_inform_bss_frame_data+0x525/0x1ed0 [ 143.284334][ T9] ? verify_lock_unused+0x140/0x140 [ 143.289559][ T9] ? cfg80211_parse_mbssid_data+0x3070/0x3070 [ 143.295659][ T9] ? __lock_acquire+0x7b50/0x7b50 [ 143.300717][ T9] ieee80211_bss_info_update+0x6ba/0xa80 [ 143.306388][ T9] ? ieee80211_rx_bss_put+0x60/0x60 [ 143.311630][ T9] ? ieee80211_mandatory_rates+0x1c8/0x230 [ 143.317457][ T9] ieee80211_ibss_rx_queued_mgmt+0x1763/0x2b50 [ 143.323650][ T9] ? ieee80211_ibss_rx_no_sta+0x750/0x750 [ 143.329386][ T9] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 143.335311][ T9] ? lockdep_hardirqs_on+0x94/0x140 [ 143.340542][ T9] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 143.346450][ T9] ? _raw_spin_unlock+0x40/0x40 [ 143.351314][ T9] ? kcov_remote_start+0x6a/0x490 [ 143.356362][ T9] ? kcov_remote_start+0xfa/0x490 [ 143.361407][ T9] ieee80211_iface_work+0x714/0xc50 [ 143.366641][ T9] ? _raw_spin_unlock_irq+0x1f/0x40 [ 143.371864][ T9] cfg80211_wiphy_work+0x224/0x260 [ 143.377003][ T9] process_one_work+0x867/0xff0 [ 143.381886][ T9] ? worker_detach_from_pool+0x240/0x240 [ 143.387532][ T9] ? lockdep_hardirqs_off+0x70/0x100 [ 143.392836][ T9] ? _raw_spin_lock_irq+0xb7/0xf0 [ 143.397875][ T9] ? _raw_spin_lock_irqsave+0x100/0x100 [ 143.403441][ T9] ? wq_worker_running+0x97/0x170 [ 143.408500][ T9] worker_thread+0xad7/0x12a0 [ 143.413223][ T9] kthread+0x42e/0x520 [ 143.417311][ T9] ? rcu_lock_release+0x20/0x20 [ 143.422186][ T9] ? kthread_blkcg+0xd0/0xd0 [ 143.426795][ T9] ret_from_fork+0x1f/0x30 [ 143.431246][ T9] [ 143.434277][ T4228] CPU: 0 PID: 4228 Comm: kworker/0:4 Not tainted syzkaller #0 [ 143.438203][ T4262] FAULT_INJECTION: forcing a failure. [ 143.438203][ T4262] name failslab, interval 1, probability 1, space 0, times 760 [ 143.441778][ T4228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 143.441795][ T4228] Workqueue: events_power_efficient neigh_periodic_work [ 143.471568][ T4228] Call Trace: [ 143.474859][ T4228] [ 143.477823][ T4228] dump_stack_lvl+0x188/0x250 [ 143.482527][ T4228] ? show_regs_print_info+0x20/0x20 [ 143.487746][ T4228] ? load_image+0x410/0x410 [ 143.492282][ T4228] should_fail+0x383/0x4b0 [ 143.496726][ T4228] should_failslab+0x5/0x20 [ 143.501248][ T4228] slab_pre_alloc_hook+0x51/0xc0 [ 143.506203][ T4228] __kmalloc_node_track_caller+0x68/0x3a0 [ 143.511944][ T4228] ? __neigh_notify+0x142/0x2e0 [ 143.516814][ T4228] ? __alloc_skb+0xf4/0x750 [ 143.521332][ T4228] ? __neigh_notify+0x142/0x2e0 [ 143.526197][ T4228] __alloc_skb+0x22c/0x750 [ 143.530632][ T4228] __neigh_notify+0x142/0x2e0 [ 143.535326][ T4228] neigh_cleanup_and_release+0x9d/0x250 [ 143.540890][ T4228] neigh_periodic_work+0x406/0xc70 [ 143.546019][ T4228] process_one_work+0x867/0xff0 [ 143.550899][ T4228] ? worker_detach_from_pool+0x240/0x240 [ 143.556544][ T4228] ? lockdep_hardirqs_off+0x70/0x100 [ 143.561852][ T4228] ? _raw_spin_lock_irq+0xb7/0xf0 [ 143.566895][ T4228] ? _raw_spin_lock_irqsave+0x100/0x100 [ 143.572454][ T4228] ? wq_worker_running+0x97/0x170 [ 143.577493][ T4228] worker_thread+0xad7/0x12a0 [ 143.582202][ T4228] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 143.588118][ T4228] kthread+0x42e/0x520 [ 143.592204][ T4228] ? rcu_lock_release+0x20/0x20 [ 143.597071][ T4228] ? kthread_blkcg+0xd0/0xd0 [ 143.601676][ T4228] ret_from_fork+0x1f/0x30 [ 143.606118][ T4228] [ 143.609155][ T4262] CPU: 1 PID: 4262 Comm: kworker/1:5 Not tainted syzkaller #0 [ 143.616644][ T4262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 143.622136][ C0] FAULT_INJECTION: forcing a failure. [ 143.622136][ C0] name failslab, interval 1, probability 1, space 0, times 758 [ 143.626728][ T4262] Workqueue: events nsim_dev_trap_report_work [ 143.645573][ T4262] Call Trace: [ 143.648872][ T4262] [ 143.651823][ T4262] dump_stack_lvl+0x188/0x250 [ 143.656522][ T4262] ? show_regs_print_info+0x20/0x20 [ 143.661739][ T4262] ? load_image+0x410/0x410 [ 143.666260][ T4262] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 143.672259][ T4262] ? prandom_u32+0x217/0x250 [ 143.676879][ T4262] should_fail+0x383/0x4b0 [ 143.681328][ T4262] should_failslab+0x5/0x20 [ 143.685843][ T4262] slab_pre_alloc_hook+0x51/0xc0 [ 143.690813][ T4262] kmem_cache_alloc_node+0x47/0x2c0 [ 143.696027][ T4262] ? __alloc_skb+0xf4/0x750 [ 143.700548][ T4262] __alloc_skb+0xf4/0x750 [ 143.704899][ T4262] nsim_dev_trap_report_work+0x25c/0xab0 [ 143.710563][ T4262] process_one_work+0x867/0xff0 [ 143.715447][ T4262] ? worker_detach_from_pool+0x240/0x240 [ 143.721100][ T4262] ? lockdep_hardirqs_off+0x70/0x100 [ 143.726425][ T4262] ? _raw_spin_lock_irq+0xb7/0xf0 [ 143.731466][ T4262] ? _raw_spin_lock_irqsave+0x100/0x100 [ 143.737033][ T4262] ? wq_worker_running+0x97/0x170 [ 143.742083][ T4262] worker_thread+0xad7/0x12a0 [ 143.746811][ T4262] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 143.752741][ T4262] kthread+0x42e/0x520 [ 143.756828][ T4262] ? rcu_lock_release+0x20/0x20 [ 143.761708][ T4262] ? kthread_blkcg+0xd0/0xd0 [ 143.766327][ T4262] ret_from_fork+0x1f/0x30 [ 143.770787][ T4262] [ 143.773830][ C0] CPU: 0 PID: 4187 Comm: syz-executor Not tainted syzkaller #0 [ 143.776969][ T9] FAULT_INJECTION: forcing a failure. [ 143.776969][ T9] name failslab, interval 1, probability 1, space 0, times 756 [ 143.781415][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 143.781432][ C0] Call Trace: [ 143.781441][ C0] [ 143.781452][ C0] dump_stack_lvl+0x188/0x250 [ 143.815103][ C0] ? show_regs_print_info+0x20/0x20 [ 143.820344][ C0] ? load_image+0x410/0x410 [ 143.824871][ C0] ? prandom_u32+0x217/0x250 [ 143.829488][ C0] should_fail+0x383/0x4b0 [ 143.833927][ C0] should_failslab+0x5/0x20 [ 143.838447][ C0] slab_pre_alloc_hook+0x51/0xc0 [ 143.843405][ C0] kmem_cache_alloc_node+0x47/0x2c0 [ 143.848610][ C0] ? __alloc_skb+0xf4/0x750 [ 143.853128][ C0] __alloc_skb+0xf4/0x750 [ 143.857472][ C0] __netdev_alloc_skb+0x110/0x4c0 [ 143.862511][ C0] ? __alloc_skb+0x750/0x750 [ 143.867118][ C0] ? mark_lock+0x94/0x320 [ 143.871473][ C0] __ieee80211_beacon_get+0xa8f/0x1ff0 [ 143.873639][ T4254] FAULT_INJECTION: forcing a failure. [ 143.873639][ T4254] name failslab, interval 1, probability 1, space 0, times 755 [ 143.876981][ C0] ? verify_lock_unused+0x140/0x140 [ 143.894950][ C0] ? ieee80211_beacon_get_template+0x30/0x30 [ 143.900961][ C0] ? verify_lock_unused+0x140/0x140 [ 143.906206][ C0] ieee80211_beacon_get_tim+0x48/0x840 [ 143.911699][ C0] mac80211_hwsim_beacon_tx+0x104/0x900 [ 143.917271][ C0] __iterate_interfaces+0x225/0x4c0 [ 143.922493][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 143.928756][ C0] ? mac80211_hwsim_vendor_cmd_test+0x2f0/0x2f0 [ 143.935023][ C0] ieee80211_iterate_active_interfaces_atomic+0xb3/0x140 [ 143.942068][ C0] mac80211_hwsim_beacon+0x9b/0x180 [ 143.947281][ C0] ? hw_scan_work+0xef0/0xef0 [ 143.951974][ C0] __hrtimer_run_queues+0x4ea/0xb60 [ 143.957209][ C0] ? hrtimer_interrupt+0x8b0/0x8b0 [ 143.962343][ C0] hrtimer_run_softirq+0x176/0x240 [ 143.967480][ C0] handle_softirqs+0x336/0x830 [ 143.972263][ C0] ? __irq_exit_rcu+0x13b/0x230 [ 143.977131][ C0] ? do_softirq+0x210/0x210 [ 143.981666][ C0] ? hrtimer_interrupt+0x6a2/0x8b0 [ 143.986828][ C0] __irq_exit_rcu+0x13b/0x230 [ 143.991544][ C0] ? irq_exit_rcu+0x20/0x20 [ 143.996065][ C0] irq_exit_rcu+0x5/0x20 [ 144.000328][ C0] sysvec_apic_timer_interrupt+0xa0/0xc0 [ 144.005974][ C0] [ 144.008923][ C0] [ 144.011871][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 144.017875][ C0] RIP: 0010:lock_acquire+0x208/0x400 [ 144.023314][ C0] Code: f7 84 24 80 00 00 00 00 02 00 00 43 c6 44 3d 04 f8 0f 85 f1 00 00 00 41 f7 c6 00 02 00 00 74 01 fb 48 c7 44 24 60 0e 36 e0 45 <4b> c7 44 3d 00 00 00 00 00 43 c7 44 3d 08 00 00 00 00 65 48 8b 04 [ 144.042965][ C0] RSP: 0018:ffffc9000311ed40 EFLAGS: 00000206 [ 144.049068][ C0] RAX: 0000000000000001 RBX: 0000000000000000 RCX: a875216e8b25a500 [ 144.057095][ C0] RDX: ffffffff8fbce030 RSI: ffffffff8a2b3e80 RDI: ffffffff8a7a4200 [ 144.065172][ C0] RBP: ffffc9000311ee48 R08: dffffc0000000000 R09: 1ffffffff2551a04 [ 144.073155][ C0] R10: dffffc0000000000 R11: fffffbfff2551a05 R12: ffff888077392490 [ 144.081143][ C0] R13: 1ffff92000623db4 R14: 0000000000000246 R15: dffffc0000000000 [ 144.089167][ C0] ? lock_chain_count+0x20/0x20 [ 144.094042][ C0] ? read_lock_is_recursive+0x10/0x10 [ 144.099436][ C0] ? up_write+0x1b6/0x410 [ 144.103781][ C0] __kernfs_remove+0x5da/0xcb0 [ 144.108563][ C0] ? kernfs_remove_by_name_ns+0x91/0x100 [ 144.114221][ C0] ? kernfs_next_descendant_post+0x200/0x200 [ 144.120224][ C0] ? kernfs_find_ns+0x49e/0x510 [ 144.125102][ C0] kernfs_remove_by_name_ns+0x91/0x100 [ 144.130594][ C0] internal_create_group+0xbd5/0xd00 [ 144.135908][ C0] ? sysfs_create_group+0x20/0x20 [ 144.140951][ C0] ? kernfs_add_one+0x564/0x6c0 [ 144.145827][ C0] sysfs_create_groups+0x55/0x120 [ 144.150893][ C0] device_add_attrs+0x82/0x690 [ 144.155683][ C0] device_add+0x677/0x1050 [ 144.160128][ C0] netdev_register_kobject+0x184/0x320 [ 144.165614][ C0] register_netdevice+0x10e8/0x1720 [ 144.170835][ C0] ? netif_stacked_transfer_operstate+0x200/0x200 [ 144.177264][ C0] ? ieee80211_debugfs_add_netdev+0xe10/0xee0 [ 144.183370][ C0] cfg80211_register_netdevice+0x155/0x2f0 [ 144.189213][ C0] ieee80211_if_add+0x1002/0x1e00 [ 144.193240][ T4262] FAULT_INJECTION: forcing a failure.