? mutex_unlock+0x8f/0x230
[ 55.751770][ T574] __x64_sys_clone+0x198/0x210
[ 55.756534][ T574] ? __kasan_check_write+0x14/0x20
[ 55.761729][ T574] ? __ia32_sys_vfork+0x130/0x130
[ 55.766749][ T574] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 55.772819][ T574] x64_sys_call+0x41f/0x9a0
[ 55.777314][ T574] do_syscall_64+0x4c/0xa0
[ 55.781723][ T574] ? clear_bhb_loop+0x50/0xa0
[ 55.786739][ T574] ? clear_bhb_loop+0x50/0xa0
[ 55.791417][ T574] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 55.797311][ T574] RIP: 0033:0x7fc3e8895429
[ 55.801719][ T574] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 55.821519][ T574] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 55.830153][ T574] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 55.838317][ T574] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 55.846288][ T574] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 55.854541][ T574] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 55.862515][ T574] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 55.870498][ T574]
[ 55.873551][ T572] CPU: 0 PID: 572 Comm: syz.4.54 Not tainted syzkaller #0
[ 55.880756][ T572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 55.890988][ T572] Call Trace:
[ 55.894624][ T572]
[ 55.897635][ T572] __dump_stack+0x21/0x30
[ 55.901961][ T572] dump_stack_lvl+0x110/0x170
[ 55.907157][ T572] ? show_regs_print_info+0x20/0x20
[ 55.912379][ T572] dump_stack+0x15/0x20
[ 55.916625][ T572] should_fail+0x3c1/0x510
[ 55.921068][ T572] __should_failslab+0xa4/0xe0
[ 55.926054][ T572] should_failslab+0x9/0x20
[ 55.930554][ T572] slab_pre_alloc_hook+0x3b/0xe0
[ 55.935485][ T572] ? anon_vma_clone+0xc0/0x500
[ 55.940369][ T572] kmem_cache_alloc+0x44/0x260
[ 55.945139][ T572] anon_vma_clone+0xc0/0x500
[ 55.949720][ T572] anon_vma_fork+0x8c/0x510
[ 55.954472][ T572] copy_mm+0x9de/0x13c0
[ 55.958931][ T572] ? copy_signal+0x600/0x600
[ 55.963689][ T572] ? __init_rwsem+0xfc/0x1d0
[ 55.968281][ T572] ? copy_signal+0x4cb/0x600
[ 55.972883][ T572] copy_process+0x117c/0x3250
[ 55.977579][ T572] ? __kasan_check_write+0x14/0x20
[ 55.982785][ T572] ? __pidfd_prepare+0x150/0x150
[ 55.987810][ T572] kernel_clone+0x233/0x960
[ 55.992329][ T572] ? create_io_thread+0x170/0x170
[ 55.997376][ T572] ? __kasan_check_write+0x14/0x20
[ 56.002486][ T572] ? mutex_unlock+0x8f/0x230
[ 56.007161][ T572] __x64_sys_clone+0x198/0x210
[ 56.011920][ T572] ? __kasan_check_write+0x14/0x20
[ 56.016655][ T578] FAULT_INJECTION: forcing a failure.
[ 56.016655][ T578] name failslab, interval 1, probability 0, space 0, times 0
[ 56.017024][ T572] ? __ia32_sys_vfork+0x130/0x130
[ 56.017049][ T572] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 56.041149][ T572] x64_sys_call+0x41f/0x9a0
[ 56.045765][ T572] do_syscall_64+0x4c/0xa0
[ 56.050295][ T572] ? clear_bhb_loop+0x50/0xa0
[ 56.055144][ T572] ? clear_bhb_loop+0x50/0xa0
[ 56.059822][ T572] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 56.065723][ T572] RIP: 0033:0x7fb470ca7429
[ 56.070252][ T572] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 56.090326][ T572] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 56.098826][ T572] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 56.106896][ T572] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 56.114958][ T572] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 56.123024][ T572] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 56.130990][ T572] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 56.139141][ T572]
[ 56.142192][ T577] CPU: 1 PID: 577 Comm: syz.6.57 Not tainted syzkaller #0
[ 56.149484][ T577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 56.159708][ T577] Call Trace:
[ 56.162979][ T577]
[ 56.165906][ T577] __dump_stack+0x21/0x30
[ 56.170228][ T577] dump_stack_lvl+0x110/0x170
[ 56.174985][ T577] ? show_regs_print_info+0x20/0x20
[ 56.180184][ T577] dump_stack+0x15/0x20
[ 56.184676][ T577] should_fail+0x3c1/0x510
[ 56.189107][ T577] __should_failslab+0xa4/0xe0
[ 56.193942][ T577] should_failslab+0x9/0x20
[ 56.198430][ T577] slab_pre_alloc_hook+0x3b/0xe0
[ 56.203454][ T577] ? vm_area_dup+0x26/0x210
[ 56.208097][ T577] kmem_cache_alloc+0x44/0x260
[ 56.212853][ T577] vm_area_dup+0x26/0x210
[ 56.217218][ T577] copy_mm+0x947/0x13c0
[ 56.221363][ T577] ? copy_signal+0x600/0x600
[ 56.225936][ T577] ? __init_rwsem+0xfc/0x1d0
[ 56.230517][ T577] ? copy_signal+0x4cb/0x600
[ 56.235107][ T577] copy_process+0x117c/0x3250
[ 56.239793][ T577] ? __kasan_check_write+0x14/0x20
[ 56.244907][ T577] ? __pidfd_prepare+0x150/0x150
[ 56.249949][ T577] kernel_clone+0x233/0x960
[ 56.254468][ T577] ? create_io_thread+0x170/0x170
[ 56.259483][ T577] ? __kasan_check_write+0x14/0x20
[ 56.264586][ T577] ? mutex_unlock+0x8f/0x230
[ 56.269163][ T577] __x64_sys_clone+0x198/0x210
[ 56.273922][ T577] ? __kasan_check_write+0x14/0x20
[ 56.279040][ T577] ? __ia32_sys_vfork+0x130/0x130
[ 56.284152][ T577] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 56.290302][ T577] x64_sys_call+0x41f/0x9a0
[ 56.294874][ T577] do_syscall_64+0x4c/0xa0
[ 56.299274][ T577] ? clear_bhb_loop+0x50/0xa0
[ 56.304027][ T577] ? clear_bhb_loop+0x50/0xa0
[ 56.308787][ T577] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 56.314686][ T577] RIP: 0033:0x7ff54f483429
[ 56.319177][ T577] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 56.338867][ T577] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 56.347357][ T577] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 56.355320][ T577] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 56.363285][ T577] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 56.371253][ T577] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 56.379242][ T577] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 56.387296][ T577]
[ 56.392062][ T582] FAULT_INJECTION: forcing a failure.
[ 56.392062][ T582] name failslab, interval 1, probability 0, space 0, times 0
[ 56.392974][ T578] CPU: 0 PID: 578 Comm: syz.3.56 Not tainted syzkaller #0
[ 56.405458][ T583] FAULT_INJECTION: forcing a failure.
[ 56.405458][ T583] name failslab, interval 1, probability 0, space 0, times 0
[ 56.412017][ T578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 56.412027][ T578] Call Trace:
[ 56.412031][ T578]
[ 56.412037][ T578] __dump_stack+0x21/0x30
[ 56.445789][ T578] dump_stack_lvl+0x110/0x170
[ 56.450559][ T578] ? show_regs_print_info+0x20/0x20
[ 56.455845][ T578] dump_stack+0x15/0x20
[ 56.460274][ T578] should_fail+0x3c1/0x510
[ 56.464767][ T578] __should_failslab+0xa4/0xe0
[ 56.469653][ T578] should_failslab+0x9/0x20
[ 56.474320][ T578] slab_pre_alloc_hook+0x3b/0xe0
[ 56.479346][ T578] ? anon_vma_fork+0xf2/0x510
[ 56.484105][ T578] kmem_cache_alloc+0x44/0x260
[ 56.489307][ T578] anon_vma_fork+0xf2/0x510
[ 56.493809][ T578] copy_mm+0x9de/0x13c0
[ 56.497972][ T578] ? copy_signal+0x600/0x600
[ 56.502568][ T578] ? __init_rwsem+0xfc/0x1d0
[ 56.507249][ T578] ? copy_signal+0x4cb/0x600
[ 56.511924][ T578] copy_process+0x117c/0x3250
[ 56.516600][ T578] ? __kasan_check_write+0x14/0x20
[ 56.521704][ T578] ? __pidfd_prepare+0x150/0x150
[ 56.526630][ T578] kernel_clone+0x233/0x960
[ 56.531134][ T578] ? create_io_thread+0x170/0x170
[ 56.536250][ T578] ? __kasan_check_write+0x14/0x20
[ 56.541365][ T578] ? mutex_unlock+0x8f/0x230
[ 56.545952][ T578] __x64_sys_clone+0x198/0x210
[ 56.550811][ T578] ? __kasan_check_write+0x14/0x20
[ 56.555929][ T578] ? __ia32_sys_vfork+0x130/0x130
[ 56.561047][ T578] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 56.567176][ T578] x64_sys_call+0x41f/0x9a0
[ 56.571676][ T578] do_syscall_64+0x4c/0xa0
[ 56.576238][ T578] ? clear_bhb_loop+0x50/0xa0
[ 56.581026][ T578] ? clear_bhb_loop+0x50/0xa0
[ 56.585722][ T578] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 56.591619][ T578] RIP: 0033:0x7f94241ac429
[ 56.596120][ T578] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 56.616101][ T578] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 56.624599][ T578] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 56.632655][ T578] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 56.640619][ T578] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 56.648844][ T578] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 56.656894][ T578] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 56.664866][ T578]
[ 56.667877][ T582] CPU: 1 PID: 582 Comm: syz.5.59 Not tainted syzkaller #0
[ 56.674991][ T582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 56.685048][ T582] Call Trace:
[ 56.688524][ T582]
[ 56.691452][ T582] __dump_stack+0x21/0x30
[ 56.695782][ T582] dump_stack_lvl+0x110/0x170
[ 56.700467][ T582] ? show_regs_print_info+0x20/0x20
[ 56.705661][ T582] dump_stack+0x15/0x20
[ 56.709806][ T582] should_fail+0x3c1/0x510
[ 56.714318][ T582] __should_failslab+0xa4/0xe0
[ 56.719079][ T582] should_failslab+0x9/0x20
[ 56.723584][ T582] slab_pre_alloc_hook+0x3b/0xe0
[ 56.728601][ T582] ? vm_area_dup+0x26/0x210
[ 56.733102][ T582] kmem_cache_alloc+0x44/0x260
[ 56.737873][ T582] vm_area_dup+0x26/0x210
[ 56.742197][ T582] copy_mm+0x947/0x13c0
[ 56.746346][ T582] ? copy_signal+0x600/0x600
[ 56.750920][ T582] ? __init_rwsem+0xfc/0x1d0
[ 56.755604][ T582] ? copy_signal+0x4cb/0x600
[ 56.760195][ T582] copy_process+0x117c/0x3250
[ 56.764953][ T582] ? __kasan_check_write+0x14/0x20
[ 56.770095][ T582] ? __pidfd_prepare+0x150/0x150
[ 56.775023][ T582] kernel_clone+0x233/0x960
[ 56.779529][ T582] ? create_io_thread+0x170/0x170
[ 56.784542][ T582] ? __kasan_check_write+0x14/0x20
[ 56.789754][ T582] ? mutex_unlock+0x8f/0x230
[ 56.794531][ T582] __x64_sys_clone+0x198/0x210
[ 56.799295][ T582] ? __kasan_check_write+0x14/0x20
[ 56.804502][ T582] ? __ia32_sys_vfork+0x130/0x130
[ 56.809535][ T582] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 56.815611][ T582] x64_sys_call+0x41f/0x9a0
[ 56.820196][ T582] do_syscall_64+0x4c/0xa0
[ 56.824606][ T582] ? clear_bhb_loop+0x50/0xa0
[ 56.829273][ T582] ? clear_bhb_loop+0x50/0xa0
[ 56.833945][ T582] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 56.839835][ T582] RIP: 0033:0x7fc3e8895429
[ 56.844243][ T582] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 56.863850][ T582] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 56.872358][ T582] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 56.880422][ T582] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 56.888478][ T582] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 56.896442][ T582] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 56.904494][ T582] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 56.912545][ T582]
[ 56.915559][ T583] CPU: 0 PID: 583 Comm: syz.1.58 Not tainted syzkaller #0
[ 56.922678][ T583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 56.932815][ T583] Call Trace:
[ 56.936183][ T583]
[ 56.939099][ T583] __dump_stack+0x21/0x30
[ 56.943420][ T583] dump_stack_lvl+0x110/0x170
[ 56.948202][ T583] ? show_regs_print_info+0x20/0x20
[ 56.953429][ T583] dump_stack+0x15/0x20
[ 56.957594][ T583] should_fail+0x3c1/0x510
[ 56.962155][ T583] __should_failslab+0xa4/0xe0
[ 56.966992][ T583] should_failslab+0x9/0x20
[ 56.971488][ T583] slab_pre_alloc_hook+0x3b/0xe0
[ 56.976498][ T583] ? anon_vma_clone+0xc0/0x500
[ 56.981370][ T583] kmem_cache_alloc+0x44/0x260
[ 56.986225][ T583] anon_vma_clone+0xc0/0x500
[ 56.990816][ T583] anon_vma_fork+0x8c/0x510
[ 56.995322][ T583] copy_mm+0x9de/0x13c0
[ 56.999478][ T583] ? copy_signal+0x600/0x600
[ 57.004074][ T583] ? __init_rwsem+0xfc/0x1d0
[ 57.008742][ T583] ? copy_signal+0x4cb/0x600
[ 57.013327][ T583] copy_process+0x117c/0x3250
[ 57.018025][ T583] ? __kasan_check_write+0x14/0x20
[ 57.023137][ T583] ? __pidfd_prepare+0x150/0x150
[ 57.028064][ T583] kernel_clone+0x233/0x960
[ 57.032562][ T583] ? create_io_thread+0x170/0x170
[ 57.037576][ T583] ? __kasan_check_write+0x14/0x20
[ 57.042683][ T583] ? mutex_unlock+0x8f/0x230
[ 57.047264][ T583] __x64_sys_clone+0x198/0x210
[ 57.052031][ T583] ? __kasan_check_write+0x14/0x20
[ 57.057234][ T583] ? __ia32_sys_vfork+0x130/0x130
[ 57.062352][ T583] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 57.068415][ T583] x64_sys_call+0x41f/0x9a0
[ 57.072900][ T583] do_syscall_64+0x4c/0xa0
[ 57.077302][ T583] ? clear_bhb_loop+0x50/0xa0
[ 57.082054][ T583] ? clear_bhb_loop+0x50/0xa0
[ 57.086804][ T583] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 57.092784][ T583] RIP: 0033:0x7f2d6796e429
[ 57.097190][ T583] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 57.116792][ T583] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 57.125197][ T583] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 57.133156][ T583] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 57.141371][ T583] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 57.149337][ T583] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 57.157295][ T583] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 57.165263][ T583]
[ 57.172472][ T586] FAULT_INJECTION: forcing a failure.
[ 57.172472][ T586] name failslab, interval 1, probability 0, space 0, times 0
[ 57.192593][ T588] FAULT_INJECTION: forcing a failure.
[ 57.192593][ T588] name failslab, interval 1, probability 0, space 0, times 0
[ 57.207502][ T592] FAULT_INJECTION: forcing a failure.
[ 57.207502][ T592] name failslab, interval 1, probability 0, space 0, times 0
[ 57.211004][ T593] FAULT_INJECTION: forcing a failure.
[ 57.211004][ T593] name failslab, interval 1, probability 0, space 0, times 0
[ 57.220335][ T592] CPU: 1 PID: 592 Comm: syz.3.63 Not tainted syzkaller #0
[ 57.240258][ T592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 57.250643][ T592] Call Trace:
[ 57.254010][ T592]
[ 57.256948][ T592] __dump_stack+0x21/0x30
[ 57.261274][ T592] dump_stack_lvl+0x110/0x170
[ 57.266002][ T592] ? show_regs_print_info+0x20/0x20
[ 57.271189][ T592] dump_stack+0x15/0x20
[ 57.275324][ T592] should_fail+0x3c1/0x510
[ 57.279739][ T592] __should_failslab+0xa4/0xe0
[ 57.284578][ T592] should_failslab+0x9/0x20
[ 57.289122][ T592] slab_pre_alloc_hook+0x3b/0xe0
[ 57.294050][ T592] ? alloc_pid+0x9d/0xac0
[ 57.298365][ T592] kmem_cache_alloc+0x44/0x260
[ 57.303297][ T592] alloc_pid+0x9d/0xac0
[ 57.307443][ T592] copy_process+0x1385/0x3250
[ 57.312107][ T592] ? __kasan_check_write+0x14/0x20
[ 57.317315][ T592] ? __pidfd_prepare+0x150/0x150
[ 57.322348][ T592] kernel_clone+0x233/0x960
[ 57.326934][ T592] ? create_io_thread+0x170/0x170
[ 57.332040][ T592] ? __kasan_check_write+0x14/0x20
[ 57.337134][ T592] ? mutex_unlock+0x8f/0x230
[ 57.341799][ T592] __x64_sys_clone+0x198/0x210
[ 57.346548][ T592] ? __kasan_check_write+0x14/0x20
[ 57.351731][ T592] ? __ia32_sys_vfork+0x130/0x130
[ 57.356742][ T592] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 57.362821][ T592] x64_sys_call+0x41f/0x9a0
[ 57.367321][ T592] do_syscall_64+0x4c/0xa0
[ 57.371730][ T592] ? clear_bhb_loop+0x50/0xa0
[ 57.376478][ T592] ? clear_bhb_loop+0x50/0xa0
[ 57.381141][ T592] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 57.387195][ T592] RIP: 0033:0x7f94241ac429
[ 57.391595][ T592] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 57.411382][ T592] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 57.419780][ T592] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 57.427848][ T592] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 57.435896][ T592] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 57.444171][ T592] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 57.452306][ T592] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 57.460469][ T592]
[ 57.464543][ T588] CPU: 1 PID: 588 Comm: syz.4.61 Not tainted syzkaller #0
[ 57.471663][ T588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 57.481725][ T588] Call Trace:
[ 57.484995][ T588]
[ 57.487913][ T588] __dump_stack+0x21/0x30
[ 57.492365][ T588] dump_stack_lvl+0x110/0x170
[ 57.497160][ T588] ? show_regs_print_info+0x20/0x20
[ 57.502457][ T588] dump_stack+0x15/0x20
[ 57.506697][ T588] should_fail+0x3c1/0x510
[ 57.511108][ T588] __should_failslab+0xa4/0xe0
[ 57.515963][ T588] should_failslab+0x9/0x20
[ 57.520455][ T588] slab_pre_alloc_hook+0x3b/0xe0
[ 57.525384][ T588] ? vm_area_dup+0x26/0x210
[ 57.529880][ T588] kmem_cache_alloc+0x44/0x260
[ 57.534637][ T588] vm_area_dup+0x26/0x210
[ 57.538975][ T588] copy_mm+0x947/0x13c0
[ 57.543124][ T588] ? copy_signal+0x600/0x600
[ 57.547873][ T588] ? __init_rwsem+0xfc/0x1d0
[ 57.552452][ T588] ? copy_signal+0x4cb/0x600
[ 57.557121][ T588] copy_process+0x117c/0x3250
[ 57.561801][ T588] ? __kasan_check_write+0x14/0x20
[ 57.566923][ T588] ? __pidfd_prepare+0x150/0x150
[ 57.571856][ T588] kernel_clone+0x233/0x960
[ 57.576367][ T588] ? create_io_thread+0x170/0x170
[ 57.581383][ T588] ? __kasan_check_write+0x14/0x20
[ 57.586606][ T588] ? mutex_unlock+0x8f/0x230
[ 57.591310][ T588] __x64_sys_clone+0x198/0x210
[ 57.596364][ T588] ? __kasan_check_write+0x14/0x20
[ 57.601495][ T588] ? __ia32_sys_vfork+0x130/0x130
[ 57.606527][ T588] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 57.612780][ T588] x64_sys_call+0x41f/0x9a0
[ 57.617277][ T588] do_syscall_64+0x4c/0xa0
[ 57.621713][ T588] ? clear_bhb_loop+0x50/0xa0
[ 57.626476][ T588] ? clear_bhb_loop+0x50/0xa0
[ 57.631279][ T588] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 57.637165][ T588] RIP: 0033:0x7fb470ca7429
[ 57.641862][ T588] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 57.661602][ T588] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 57.670027][ T588] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 57.678002][ T588] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 57.685966][ T588] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 57.693932][ T588] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 57.701893][ T588] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 57.709863][ T588]
[ 57.712911][ T586] CPU: 0 PID: 586 Comm: syz.6.60 Not tainted syzkaller #0
[ 57.720026][ T586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 57.730197][ T586] Call Trace:
[ 57.733473][ T586]
[ 57.736391][ T586] __dump_stack+0x21/0x30
[ 57.740801][ T586] dump_stack_lvl+0x110/0x170
[ 57.745467][ T586] ? show_regs_print_info+0x20/0x20
[ 57.750748][ T586] dump_stack+0x15/0x20
[ 57.754902][ T586] should_fail+0x3c1/0x510
[ 57.759304][ T586] __should_failslab+0xa4/0xe0
[ 57.764059][ T586] should_failslab+0x9/0x20
[ 57.768551][ T586] slab_pre_alloc_hook+0x3b/0xe0
[ 57.773479][ T586] ? anon_vma_clone+0xc0/0x500
[ 57.778224][ T586] kmem_cache_alloc+0x44/0x260
[ 57.782999][ T586] anon_vma_clone+0xc0/0x500
[ 57.787597][ T586] anon_vma_fork+0x8c/0x510
[ 57.792103][ T586] copy_mm+0x9de/0x13c0
[ 57.796330][ T586] ? copy_signal+0x600/0x600
[ 57.800903][ T586] ? __init_rwsem+0xfc/0x1d0
[ 57.805476][ T586] ? copy_signal+0x4cb/0x600
[ 57.810058][ T586] copy_process+0x117c/0x3250
[ 57.814722][ T586] ? __kasan_check_write+0x14/0x20
[ 57.819907][ T586] ? __pidfd_prepare+0x150/0x150
[ 57.824825][ T586] kernel_clone+0x233/0x960
[ 57.829330][ T586] ? create_io_thread+0x170/0x170
[ 57.834340][ T586] ? __kasan_check_write+0x14/0x20
[ 57.839434][ T586] ? mutex_unlock+0x8f/0x230
[ 57.844016][ T586] __x64_sys_clone+0x198/0x210
[ 57.848867][ T586] ? __kasan_check_write+0x14/0x20
[ 57.853967][ T586] ? __ia32_sys_vfork+0x130/0x130
[ 57.858981][ T586] x64_sys_call+0x41f/0x9a0
[ 57.863474][ T586] do_syscall_64+0x4c/0xa0
[ 57.867884][ T586] ? clear_bhb_loop+0x50/0xa0
[ 57.872635][ T586] ? clear_bhb_loop+0x50/0xa0
[ 57.877307][ T586] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 57.883222][ T586] RIP: 0033:0x7ff54f483429
[ 57.887821][ T586] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 57.907698][ T586] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 57.916185][ T586] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 57.924169][ T586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 57.932136][ T586] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 57.940270][ T586] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 57.948316][ T586] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 57.956361][ T586]
[ 57.965255][ T593] CPU: 0 PID: 593 Comm: syz.5.62 Not tainted syzkaller #0
[ 57.972404][ T593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 57.979600][ T597] FAULT_INJECTION: forcing a failure.
[ 57.979600][ T597] name failslab, interval 1, probability 0, space 0, times 0
[ 57.982565][ T593] Call Trace:
[ 57.982573][ T593]
[ 57.982578][ T593] __dump_stack+0x21/0x30
[ 58.006145][ T593] dump_stack_lvl+0x110/0x170
[ 58.010873][ T593] ? show_regs_print_info+0x20/0x20
[ 58.016074][ T593] dump_stack+0x15/0x20
[ 58.020223][ T593] should_fail+0x3c1/0x510
[ 58.024644][ T593] __should_failslab+0xa4/0xe0
[ 58.029418][ T593] should_failslab+0x9/0x20
[ 58.033967][ T593] slab_pre_alloc_hook+0x3b/0xe0
[ 58.038935][ T593] ? anon_vma_clone+0xc0/0x500
[ 58.043700][ T593] kmem_cache_alloc+0x44/0x260
[ 58.048463][ T593] anon_vma_clone+0xc0/0x500
[ 58.053046][ T593] anon_vma_fork+0x8c/0x510
[ 58.057542][ T593] copy_mm+0x9de/0x13c0
[ 58.061694][ T593] ? copy_signal+0x600/0x600
[ 58.066274][ T593] ? __init_rwsem+0xfc/0x1d0
[ 58.070877][ T593] ? copy_signal+0x4cb/0x600
[ 58.075539][ T593] copy_process+0x117c/0x3250
[ 58.080298][ T593] ? __kasan_check_write+0x14/0x20
[ 58.085507][ T593] ? __pidfd_prepare+0x150/0x150
[ 58.090439][ T593] kernel_clone+0x233/0x960
[ 58.094957][ T593] ? create_io_thread+0x170/0x170
[ 58.099972][ T593] ? __kasan_check_write+0x14/0x20
[ 58.105073][ T593] ? mutex_unlock+0x8f/0x230
[ 58.109763][ T593] __x64_sys_clone+0x198/0x210
[ 58.114542][ T593] ? __kasan_check_write+0x14/0x20
[ 58.119667][ T593] ? __ia32_sys_vfork+0x130/0x130
[ 58.124706][ T593] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 58.130786][ T593] x64_sys_call+0x41f/0x9a0
[ 58.135294][ T593] do_syscall_64+0x4c/0xa0
[ 58.139744][ T593] ? clear_bhb_loop+0x50/0xa0
[ 58.144431][ T593] ? clear_bhb_loop+0x50/0xa0
[ 58.149123][ T593] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 58.155360][ T593] RIP: 0033:0x7fc3e8895429
[ 58.159771][ T593] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 58.179640][ T593] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 58.188141][ T593] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 58.196112][ T593] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 58.204163][ T593] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 58.206649][ T598] FAULT_INJECTION: forcing a failure.
[ 58.206649][ T598] name failslab, interval 1, probability 0, space 0, times 0
[ 58.212298][ T593] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 58.212310][ T593] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 58.212323][ T593]
[ 58.214157][ T601] FAULT_INJECTION: forcing a failure.
[ 58.214157][ T601] name failslab, interval 1, probability 0, space 0, times 0
[ 58.227106][ T597] CPU: 1 PID: 597 Comm: syz.3.64 Not tainted syzkaller #0
[ 58.264249][ T597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 58.274340][ T597] Call Trace:
[ 58.277620][ T597]
[ 58.280986][ T597] __dump_stack+0x21/0x30
[ 58.285474][ T597] dump_stack_lvl+0x110/0x170
[ 58.290166][ T597] ? show_regs_print_info+0x20/0x20
[ 58.295371][ T597] dump_stack+0x15/0x20
[ 58.299547][ T597] should_fail+0x3c1/0x510
[ 58.304058][ T597] __should_failslab+0xa4/0xe0
[ 58.308839][ T597] should_failslab+0x9/0x20
[ 58.313343][ T597] slab_pre_alloc_hook+0x3b/0xe0
[ 58.318362][ T597] ? anon_vma_fork+0xf2/0x510
[ 58.323035][ T597] kmem_cache_alloc+0x44/0x260
[ 58.327792][ T597] anon_vma_fork+0xf2/0x510
[ 58.332306][ T597] copy_mm+0x9de/0x13c0
[ 58.336461][ T597] ? copy_signal+0x600/0x600
[ 58.341051][ T597] ? __init_rwsem+0xfc/0x1d0
[ 58.345636][ T597] ? copy_signal+0x4cb/0x600
[ 58.350223][ T597] copy_process+0x117c/0x3250
[ 58.354983][ T597] ? __kasan_check_write+0x14/0x20
[ 58.360088][ T597] ? __pidfd_prepare+0x150/0x150
[ 58.365115][ T597] kernel_clone+0x233/0x960
[ 58.369797][ T597] ? create_io_thread+0x170/0x170
[ 58.374930][ T597] ? __kasan_check_write+0x14/0x20
[ 58.380129][ T597] ? mutex_unlock+0x8f/0x230
[ 58.384744][ T597] __x64_sys_clone+0x198/0x210
[ 58.389540][ T597] ? __kasan_check_write+0x14/0x20
[ 58.394646][ T597] ? __ia32_sys_vfork+0x130/0x130
[ 58.399760][ T597] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 58.405826][ T597] x64_sys_call+0x41f/0x9a0
[ 58.410318][ T597] do_syscall_64+0x4c/0xa0
[ 58.414726][ T597] ? clear_bhb_loop+0x50/0xa0
[ 58.419488][ T597] ? clear_bhb_loop+0x50/0xa0
[ 58.424385][ T597] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 58.430728][ T597] RIP: 0033:0x7f94241ac429
[ 58.435344][ T597] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 58.455623][ T597] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 58.464212][ T597] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 58.472272][ T597] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 58.480806][ T597] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 58.489127][ T597] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 58.497182][ T597] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 58.505237][ T597]
[ 58.508341][ T601] CPU: 0 PID: 601 Comm: syz.4.67 Not tainted syzkaller #0
[ 58.515540][ T601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 58.525681][ T601] Call Trace:
[ 58.529041][ T601]
[ 58.531956][ T601] __dump_stack+0x21/0x30
[ 58.536279][ T601] dump_stack_lvl+0x110/0x170
[ 58.540944][ T601] ? show_regs_print_info+0x20/0x20
[ 58.546138][ T601] dump_stack+0x15/0x20
[ 58.550276][ T601] should_fail+0x3c1/0x510
[ 58.554670][ T601] __should_failslab+0xa4/0xe0
[ 58.559424][ T601] should_failslab+0x9/0x20
[ 58.563910][ T601] slab_pre_alloc_hook+0x3b/0xe0
[ 58.568840][ T601] ? anon_vma_clone+0xc0/0x500
[ 58.573671][ T601] kmem_cache_alloc+0x44/0x260
[ 58.578504][ T601] anon_vma_clone+0xc0/0x500
[ 58.583076][ T601] anon_vma_fork+0x8c/0x510
[ 58.587904][ T601] copy_mm+0x9de/0x13c0
[ 58.592075][ T601] ? copy_signal+0x600/0x600
[ 58.597176][ T601] ? __init_rwsem+0xfc/0x1d0
[ 58.601840][ T601] ? copy_signal+0x4cb/0x600
[ 58.606501][ T601] copy_process+0x117c/0x3250
[ 58.611251][ T601] ? __kasan_check_write+0x14/0x20
[ 58.616430][ T601] ? __pidfd_prepare+0x150/0x150
[ 58.621454][ T601] kernel_clone+0x233/0x960
[ 58.626112][ T601] ? create_io_thread+0x170/0x170
[ 58.631121][ T601] ? __kasan_check_write+0x14/0x20
[ 58.636219][ T601] ? mutex_unlock+0x8f/0x230
[ 58.640794][ T601] __x64_sys_clone+0x198/0x210
[ 58.645551][ T601] ? __kasan_check_write+0x14/0x20
[ 58.650642][ T601] ? __ia32_sys_vfork+0x130/0x130
[ 58.655750][ T601] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 58.661810][ T601] x64_sys_call+0x41f/0x9a0
[ 58.666303][ T601] do_syscall_64+0x4c/0xa0
[ 58.670796][ T601] ? clear_bhb_loop+0x50/0xa0
[ 58.675466][ T601] ? clear_bhb_loop+0x50/0xa0
[ 58.680130][ T601] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 58.686223][ T601] RIP: 0033:0x7fb470ca7429
[ 58.690720][ T601] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 58.710502][ T601] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 58.718930][ T601] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 58.727037][ T601] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 58.735001][ T601] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 58.743076][ T601] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 58.751039][ T601] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 58.759001][ T601]
[ 58.762683][ T598] CPU: 0 PID: 598 Comm: syz.1.65 Not tainted syzkaller #0
[ 58.763640][ T602] FAULT_INJECTION: forcing a failure.
[ 58.763640][ T602] name failslab, interval 1, probability 0, space 0, times 0
[ 58.769803][ T598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 58.769814][ T598] Call Trace:
[ 58.769818][ T598]
[ 58.769823][ T598] __dump_stack+0x21/0x30
[ 58.803123][ T598] dump_stack_lvl+0x110/0x170
[ 58.807813][ T598] ? show_regs_print_info+0x20/0x20
[ 58.813145][ T598] dump_stack+0x15/0x20
[ 58.817298][ T598] should_fail+0x3c1/0x510
[ 58.821704][ T598] __should_failslab+0xa4/0xe0
[ 58.826555][ T598] should_failslab+0x9/0x20
[ 58.831052][ T598] slab_pre_alloc_hook+0x3b/0xe0
[ 58.836077][ T598] ? vm_area_dup+0x26/0x210
[ 58.840582][ T598] kmem_cache_alloc+0x44/0x260
[ 58.845452][ T598] vm_area_dup+0x26/0x210
[ 58.849882][ T598] copy_mm+0x947/0x13c0
[ 58.854034][ T598] ? copy_signal+0x600/0x600
[ 58.858616][ T598] ? __init_rwsem+0xfc/0x1d0
[ 58.863203][ T598] ? copy_signal+0x4cb/0x600
[ 58.867778][ T598] copy_process+0x117c/0x3250
[ 58.872450][ T598] ? __kasan_check_write+0x14/0x20
[ 58.877571][ T598] ? __pidfd_prepare+0x150/0x150
[ 58.882515][ T598] kernel_clone+0x233/0x960
[ 58.887196][ T598] ? create_io_thread+0x170/0x170
[ 58.892209][ T598] ? __kasan_check_write+0x14/0x20
[ 58.897398][ T598] ? mutex_unlock+0x8f/0x230
[ 58.901980][ T598] __x64_sys_clone+0x198/0x210
[ 58.906747][ T598] ? __kasan_check_write+0x14/0x20
[ 58.911860][ T598] ? __ia32_sys_vfork+0x130/0x130
[ 58.916887][ T598] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 58.923027][ T598] x64_sys_call+0x41f/0x9a0
[ 58.927520][ T598] do_syscall_64+0x4c/0xa0
[ 58.931925][ T598] ? clear_bhb_loop+0x50/0xa0
[ 58.936590][ T598] ? clear_bhb_loop+0x50/0xa0
[ 58.941340][ T598] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 58.947232][ T598] RIP: 0033:0x7f2d6796e429
[ 58.951631][ T598] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 58.971400][ T598] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 58.979806][ T598] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 58.988203][ T598] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 58.996168][ T598] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 59.004312][ T598] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 59.012374][ T598] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 59.020332][ T598]
[ 59.025274][ T602] CPU: 0 PID: 602 Comm: syz.6.66 Not tainted syzkaller #0
[ 59.032413][ T602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 59.042727][ T602] Call Trace:
[ 59.045998][ T602]
[ 59.048928][ T602] __dump_stack+0x21/0x30
[ 59.053373][ T602] dump_stack_lvl+0x110/0x170
[ 59.058132][ T602] ? show_regs_print_info+0x20/0x20
[ 59.063470][ T602] dump_stack+0x15/0x20
[ 59.067607][ T602] should_fail+0x3c1/0x510
[ 59.072019][ T602] __should_failslab+0xa4/0xe0
[ 59.076778][ T602] should_failslab+0x9/0x20
[ 59.081271][ T602] slab_pre_alloc_hook+0x3b/0xe0
[ 59.086204][ T602] ? anon_vma_clone+0xc0/0x500
[ 59.091133][ T602] kmem_cache_alloc+0x44/0x260
[ 59.095973][ T602] anon_vma_clone+0xc0/0x500
[ 59.100550][ T602] anon_vma_fork+0x8c/0x510
[ 59.105035][ T602] copy_mm+0x9de/0x13c0
[ 59.109238][ T602] ? copy_signal+0x600/0x600
[ 59.113870][ T602] ? __init_rwsem+0xfc/0x1d0
[ 59.118444][ T602] ? copy_signal+0x4cb/0x600
[ 59.123015][ T602] copy_process+0x117c/0x3250
[ 59.127692][ T602] ? __kasan_check_write+0x14/0x20
[ 59.132805][ T602] ? __pidfd_prepare+0x150/0x150
[ 59.137903][ T602] kernel_clone+0x233/0x960
[ 59.142403][ T602] ? create_io_thread+0x170/0x170
[ 59.147496][ T602] ? __kasan_check_write+0x14/0x20
[ 59.152702][ T602] ? mutex_unlock+0x8f/0x230
[ 59.157274][ T602] __x64_sys_clone+0x198/0x210
[ 59.162021][ T602] ? __kasan_check_write+0x14/0x20
[ 59.167118][ T602] ? __ia32_sys_vfork+0x130/0x130
[ 59.172145][ T602] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 59.178210][ T602] x64_sys_call+0x41f/0x9a0
[ 59.182719][ T602] do_syscall_64+0x4c/0xa0
[ 59.187130][ T602] ? clear_bhb_loop+0x50/0xa0
[ 59.191801][ T602] ? clear_bhb_loop+0x50/0xa0
[ 59.196480][ T602] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 59.202363][ T602] RIP: 0033:0x7ff54f483429
[ 59.206901][ T602] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 59.226504][ T602] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 59.234911][ T602] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 59.242899][ T602] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
2026/04/05 14:26:30 executed programs: 63
[ 59.250851][ T602] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 59.258907][ T602] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 59.266862][ T602] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 59.274825][ T602]
[ 59.282913][ T607] FAULT_INJECTION: forcing a failure.
[ 59.282913][ T607] name failslab, interval 1, probability 0, space 0, times 0
[ 59.298019][ T608] FAULT_INJECTION: forcing a failure.
[ 59.298019][ T608] name failslab, interval 1, probability 0, space 0, times 0
[ 59.301910][ T607] CPU: 1 PID: 607 Comm: syz.5.69 Not tainted syzkaller #0
[ 59.317829][ T607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 59.327876][ T607] Call Trace:
[ 59.331147][ T607]
[ 59.334068][ T607] __dump_stack+0x21/0x30
[ 59.338398][ T607] dump_stack_lvl+0x110/0x170
[ 59.343097][ T607] ? show_regs_print_info+0x20/0x20
[ 59.348296][ T607] dump_stack+0x15/0x20
[ 59.352445][ T607] should_fail+0x3c1/0x510
[ 59.356996][ T607] __should_failslab+0xa4/0xe0
[ 59.361752][ T607] should_failslab+0x9/0x20
[ 59.366245][ T607] slab_pre_alloc_hook+0x3b/0xe0
[ 59.371187][ T607] ? vm_area_dup+0x26/0x210
[ 59.375691][ T607] kmem_cache_alloc+0x44/0x260
[ 59.380904][ T607] vm_area_dup+0x26/0x210
[ 59.385231][ T607] copy_mm+0x947/0x13c0
[ 59.389469][ T607] ? copy_signal+0x600/0x600
[ 59.394137][ T607] ? __init_rwsem+0xfc/0x1d0
[ 59.398721][ T607] ? copy_signal+0x4cb/0x600
[ 59.399976][ T612] FAULT_INJECTION: forcing a failure.
[ 59.399976][ T612] name failslab, interval 1, probability 0, space 0, times 0
[ 59.403313][ T607] copy_process+0x117c/0x3250
[ 59.420819][ T607] ? __kasan_check_write+0x14/0x20
[ 59.426021][ T607] ? __kasan_check_write+0x14/0x20
[ 59.431098][ T613] FAULT_INJECTION: forcing a failure.
[ 59.431098][ T613] name failslab, interval 1, probability 0, space 0, times 0
[ 59.431132][ T607] ? __pidfd_prepare+0x150/0x150
[ 59.448961][ T607] kernel_clone+0x233/0x960
[ 59.453503][ T607] ? create_io_thread+0x170/0x170
[ 59.458553][ T607] ? __kasan_check_write+0x14/0x20
[ 59.463659][ T607] ? mutex_unlock+0x8f/0x230
[ 59.468496][ T607] __x64_sys_clone+0x198/0x210
[ 59.473248][ T607] ? __kasan_check_write+0x14/0x20
[ 59.478348][ T607] ? __ia32_sys_vfork+0x130/0x130
[ 59.483366][ T607] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 59.489428][ T607] x64_sys_call+0x41f/0x9a0
[ 59.494020][ T607] do_syscall_64+0x4c/0xa0
[ 59.498704][ T607] ? clear_bhb_loop+0x50/0xa0
[ 59.503372][ T607] ? clear_bhb_loop+0x50/0xa0
[ 59.508150][ T607] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 59.514246][ T607] RIP: 0033:0x7fc3e8895429
[ 59.518759][ T607] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 59.538462][ T607] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 59.546895][ T607] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 59.554962][ T607] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 59.562942][ T607] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 59.570915][ T607] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 59.578891][ T607] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 59.586871][ T607]
[ 59.589981][ T608] CPU: 0 PID: 608 Comm: syz.4.68 Not tainted syzkaller #0
[ 59.597213][ T608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 59.607277][ T608] Call Trace:
[ 59.610545][ T608]
[ 59.613467][ T608] __dump_stack+0x21/0x30
[ 59.618306][ T608] dump_stack_lvl+0x110/0x170
[ 59.622967][ T608] ? show_regs_print_info+0x20/0x20
[ 59.628266][ T608] dump_stack+0x15/0x20
[ 59.632406][ T608] should_fail+0x3c1/0x510
[ 59.636806][ T608] __should_failslab+0xa4/0xe0
[ 59.641553][ T608] should_failslab+0x9/0x20
[ 59.646473][ T608] slab_pre_alloc_hook+0x3b/0xe0
[ 59.651416][ T608] ? anon_vma_clone+0xc0/0x500
[ 59.656167][ T608] kmem_cache_alloc+0x44/0x260
[ 59.660998][ T608] anon_vma_clone+0xc0/0x500
[ 59.665569][ T608] anon_vma_fork+0x8c/0x510
[ 59.670154][ T608] copy_mm+0x9de/0x13c0
[ 59.674296][ T608] ? copy_signal+0x600/0x600
[ 59.678899][ T608] ? __init_rwsem+0xfc/0x1d0
[ 59.683481][ T608] ? copy_signal+0x4cb/0x600
[ 59.688074][ T608] copy_process+0x117c/0x3250
[ 59.692915][ T608] ? __kasan_check_write+0x14/0x20
[ 59.698128][ T608] ? __pidfd_prepare+0x150/0x150
[ 59.703141][ T608] kernel_clone+0x233/0x960
[ 59.707721][ T608] ? create_io_thread+0x170/0x170
[ 59.712730][ T608] ? __kasan_check_write+0x14/0x20
[ 59.717828][ T608] ? mutex_unlock+0x8f/0x230
[ 59.722435][ T608] __x64_sys_clone+0x198/0x210
[ 59.727200][ T608] ? __kasan_check_write+0x14/0x20
[ 59.732300][ T608] ? __ia32_sys_vfork+0x130/0x130
[ 59.737317][ T608] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 59.743647][ T608] x64_sys_call+0x41f/0x9a0
[ 59.748135][ T608] do_syscall_64+0x4c/0xa0
[ 59.752636][ T608] ? clear_bhb_loop+0x50/0xa0
[ 59.757382][ T608] ? clear_bhb_loop+0x50/0xa0
[ 59.762041][ T608] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 59.767976][ T608] RIP: 0033:0x7fb470ca7429
[ 59.772377][ T608] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 59.792496][ T608] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 59.800904][ T608] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 59.809386][ T608] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 59.817342][ T608] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 59.825561][ T608] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 59.833514][ T608] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 59.841475][ T608]
[ 59.846768][ T615] FAULT_INJECTION: forcing a failure.
[ 59.846768][ T615] name failslab, interval 1, probability 0, space 0, times 0
[ 59.848843][ T613] CPU: 1 PID: 613 Comm: syz.3.71 Not tainted syzkaller #0
[ 59.866649][ T613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 59.877043][ T613] Call Trace:
[ 59.880310][ T613]
[ 59.883488][ T613] __dump_stack+0x21/0x30
[ 59.887945][ T613] dump_stack_lvl+0x110/0x170
[ 59.892652][ T613] ? show_regs_print_info+0x20/0x20
[ 59.897839][ T613] dump_stack+0x15/0x20
[ 59.902447][ T613] should_fail+0x3c1/0x510
[ 59.906949][ T613] __should_failslab+0xa4/0xe0
[ 59.911718][ T613] should_failslab+0x9/0x20
[ 59.916226][ T613] slab_pre_alloc_hook+0x3b/0xe0
[ 59.921335][ T613] ? anon_vma_clone+0xc0/0x500
[ 59.926099][ T613] kmem_cache_alloc+0x44/0x260
[ 59.931032][ T613] anon_vma_clone+0xc0/0x500
[ 59.935612][ T613] anon_vma_fork+0x8c/0x510
[ 59.940183][ T613] copy_mm+0x9de/0x13c0
[ 59.944422][ T613] ? copy_signal+0x600/0x600
[ 59.949084][ T613] ? __init_rwsem+0xfc/0x1d0
[ 59.953663][ T613] ? copy_signal+0x4cb/0x600
[ 59.958361][ T613] copy_process+0x117c/0x3250
[ 59.963034][ T613] ? __kasan_check_write+0x14/0x20
[ 59.968140][ T613] ? __pidfd_prepare+0x150/0x150
[ 59.973188][ T613] kernel_clone+0x233/0x960
[ 59.977684][ T613] ? create_io_thread+0x170/0x170
[ 59.982699][ T613] ? __kasan_check_write+0x14/0x20
[ 59.987913][ T613] ? mutex_unlock+0x8f/0x230
[ 59.992510][ T613] __x64_sys_clone+0x198/0x210
[ 59.997285][ T613] ? __kasan_check_write+0x14/0x20
[ 60.002654][ T613] ? __ia32_sys_vfork+0x130/0x130
[ 60.007788][ T613] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 60.013873][ T613] x64_sys_call+0x41f/0x9a0
[ 60.018382][ T613] do_syscall_64+0x4c/0xa0
[ 60.022913][ T613] ? clear_bhb_loop+0x50/0xa0
[ 60.027584][ T613] ? clear_bhb_loop+0x50/0xa0
[ 60.032255][ T613] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 60.038316][ T613] RIP: 0033:0x7f94241ac429
[ 60.042725][ T613] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 60.062570][ T613] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 60.071001][ T613] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 60.079113][ T613] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 60.087173][ T613] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 60.095141][ T613] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 60.103191][ T613] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 60.111160][ T613]
[ 60.114173][ T615] CPU: 0 PID: 615 Comm: syz.6.72 Not tainted syzkaller #0
[ 60.115540][ T617] FAULT_INJECTION: forcing a failure.
[ 60.115540][ T617] name failslab, interval 1, probability 0, space 0, times 0
[ 60.121283][ T615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 60.121294][ T615] Call Trace:
[ 60.121298][ T615]
[ 60.121303][ T615] __dump_stack+0x21/0x30
[ 60.154579][ T615] dump_stack_lvl+0x110/0x170
[ 60.159258][ T615] ? show_regs_print_info+0x20/0x20
[ 60.164450][ T615] dump_stack+0x15/0x20
[ 60.168689][ T615] should_fail+0x3c1/0x510
[ 60.173096][ T615] __should_failslab+0xa4/0xe0
[ 60.177873][ T615] should_failslab+0x9/0x20
[ 60.182391][ T615] slab_pre_alloc_hook+0x3b/0xe0
[ 60.187319][ T615] ? vm_area_dup+0x26/0x210
[ 60.191821][ T615] kmem_cache_alloc+0x44/0x260
[ 60.196599][ T615] vm_area_dup+0x26/0x210
[ 60.201017][ T615] copy_mm+0x947/0x13c0
[ 60.205178][ T615] ? copy_signal+0x600/0x600
[ 60.209765][ T615] ? __init_rwsem+0xfc/0x1d0
[ 60.214355][ T615] ? copy_signal+0x4cb/0x600
[ 60.218939][ T615] copy_process+0x117c/0x3250
[ 60.223612][ T615] ? __kasan_check_write+0x14/0x20
[ 60.228718][ T615] ? __pidfd_prepare+0x150/0x150
[ 60.233680][ T615] kernel_clone+0x233/0x960
[ 60.238173][ T615] ? create_io_thread+0x170/0x170
[ 60.243283][ T615] ? __kasan_check_write+0x14/0x20
[ 60.248530][ T615] ? mutex_unlock+0x8f/0x230
[ 60.253219][ T615] __x64_sys_clone+0x198/0x210
[ 60.258076][ T615] ? __kasan_check_write+0x14/0x20
[ 60.263189][ T615] ? __ia32_sys_vfork+0x130/0x130
[ 60.268211][ T615] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 60.274290][ T615] x64_sys_call+0x41f/0x9a0
[ 60.279062][ T615] do_syscall_64+0x4c/0xa0
[ 60.283477][ T615] ? clear_bhb_loop+0x50/0xa0
[ 60.288144][ T615] ? clear_bhb_loop+0x50/0xa0
[ 60.292821][ T615] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 60.298843][ T615] RIP: 0033:0x7ff54f483429
[ 60.303334][ T615] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 60.323143][ T615] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 60.331556][ T615] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 60.339526][ T615] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 60.347584][ T615] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 60.355543][ T615] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 60.363507][ T615] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 60.371561][ T615]
[ 60.383701][ T621] FAULT_INJECTION: forcing a failure.
[ 60.383701][ T621] name failslab, interval 1, probability 0, space 0, times 0
[ 60.387248][ T612] CPU: 0 PID: 612 Comm: syz.1.70 Not tainted syzkaller #0
[ 60.403808][ T612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 60.407069][ T623] FAULT_INJECTION: forcing a failure.
[ 60.407069][ T623] name failslab, interval 1, probability 0, space 0, times 0
[ 60.413950][ T612] Call Trace:
[ 60.413957][ T612]
[ 60.432694][ T612] __dump_stack+0x21/0x30
[ 60.437028][ T612] dump_stack_lvl+0x110/0x170
[ 60.441707][ T612] ? show_regs_print_info+0x20/0x20
[ 60.446896][ T612] dump_stack+0x15/0x20
[ 60.451037][ T612] should_fail+0x3c1/0x510
[ 60.455625][ T612] __should_failslab+0xa4/0xe0
[ 60.460407][ T612] should_failslab+0x9/0x20
[ 60.465085][ T612] slab_pre_alloc_hook+0x3b/0xe0
[ 60.470010][ T612] ? anon_vma_fork+0xf2/0x510
[ 60.474767][ T612] kmem_cache_alloc+0x44/0x260
[ 60.479519][ T612] anon_vma_fork+0xf2/0x510
[ 60.484007][ T612] copy_mm+0x9de/0x13c0
[ 60.488154][ T612] ? copy_signal+0x600/0x600
[ 60.492728][ T612] ? __init_rwsem+0xfc/0x1d0
[ 60.497411][ T612] ? copy_signal+0x4cb/0x600
[ 60.501985][ T612] copy_process+0x117c/0x3250
[ 60.506675][ T612] ? __kasan_check_write+0x14/0x20
[ 60.511945][ T612] ? __pidfd_prepare+0x150/0x150
[ 60.517047][ T612] kernel_clone+0x233/0x960
[ 60.521807][ T612] ? create_io_thread+0x170/0x170
[ 60.526823][ T612] ? __kasan_check_write+0x14/0x20
[ 60.531930][ T612] ? mutex_unlock+0x8f/0x230
[ 60.536593][ T612] __x64_sys_clone+0x198/0x210
[ 60.541534][ T612] ? __kasan_check_write+0x14/0x20
[ 60.546631][ T612] ? __ia32_sys_vfork+0x130/0x130
[ 60.551644][ T612] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 60.557783][ T612] x64_sys_call+0x41f/0x9a0
[ 60.562273][ T612] do_syscall_64+0x4c/0xa0
[ 60.566678][ T612] ? clear_bhb_loop+0x50/0xa0
[ 60.571339][ T612] ? clear_bhb_loop+0x50/0xa0
[ 60.575997][ T612] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 60.581882][ T612] RIP: 0033:0x7f2d6796e429
[ 60.586295][ T612] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 60.606233][ T612] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 60.614720][ T612] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 60.622686][ T612] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 60.630643][ T612] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 60.638621][ T612] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 60.646576][ T612] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 60.654539][ T612]
[ 60.659443][ T621] CPU: 1 PID: 621 Comm: syz.3.74 Not tainted syzkaller #0
[ 60.666575][ T621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 60.676718][ T621] Call Trace:
[ 60.679997][ T621]
[ 60.682924][ T621] __dump_stack+0x21/0x30
[ 60.687255][ T621] dump_stack_lvl+0x110/0x170
[ 60.691938][ T621] ? show_regs_print_info+0x20/0x20
[ 60.697136][ T621] dump_stack+0x15/0x20
[ 60.701288][ T621] should_fail+0x3c1/0x510
[ 60.705841][ T621] __should_failslab+0xa4/0xe0
[ 60.710613][ T621] should_failslab+0x9/0x20
[ 60.715219][ T621] slab_pre_alloc_hook+0x3b/0xe0
[ 60.720170][ T621] ? vm_area_dup+0x26/0x210
[ 60.724769][ T621] kmem_cache_alloc+0x44/0x260
[ 60.729637][ T621] vm_area_dup+0x26/0x210
[ 60.733975][ T621] copy_mm+0x947/0x13c0
[ 60.738161][ T621] ? copy_signal+0x600/0x600
[ 60.742767][ T621] ? __init_rwsem+0xfc/0x1d0
[ 60.747360][ T621] ? copy_signal+0x4cb/0x600
[ 60.751975][ T621] copy_process+0x117c/0x3250
[ 60.756922][ T621] ? __kasan_check_write+0x14/0x20
[ 60.762027][ T621] ? __pidfd_prepare+0x150/0x150
[ 60.767067][ T621] kernel_clone+0x233/0x960
[ 60.771581][ T621] ? create_io_thread+0x170/0x170
[ 60.776688][ T621] ? __kasan_check_write+0x14/0x20
[ 60.782078][ T621] ? mutex_unlock+0x8f/0x230
[ 60.786850][ T621] __x64_sys_clone+0x198/0x210
[ 60.791618][ T621] ? __kasan_check_write+0x14/0x20
[ 60.796821][ T621] ? __ia32_sys_vfork+0x130/0x130
[ 60.801879][ T621] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 60.807945][ T621] x64_sys_call+0x41f/0x9a0
[ 60.812444][ T621] do_syscall_64+0x4c/0xa0
[ 60.816858][ T621] ? clear_bhb_loop+0x50/0xa0
[ 60.821531][ T621] ? clear_bhb_loop+0x50/0xa0
[ 60.826285][ T621] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 60.832176][ T621] RIP: 0033:0x7f94241ac429
[ 60.836932][ T621] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 60.856621][ T621] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 60.865045][ T621] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 60.866462][ T625] FAULT_INJECTION: forcing a failure.
[ 60.866462][ T625] name failslab, interval 1, probability 0, space 0, times 0
[ 60.873016][ T621] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 60.873030][ T621] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 60.873040][ T621] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 60.873050][ T621] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 60.873064][ T621]
[ 60.921310][ T623] CPU: 0 PID: 623 Comm: syz.4.75 Not tainted syzkaller #0
[ 60.928424][ T623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 60.938560][ T623] Call Trace:
[ 60.941828][ T623]
[ 60.944771][ T623] __dump_stack+0x21/0x30
[ 60.949391][ T623] dump_stack_lvl+0x110/0x170
[ 60.954086][ T623] ? show_regs_print_info+0x20/0x20
[ 60.959494][ T623] dump_stack+0x15/0x20
[ 60.963651][ T623] should_fail+0x3c1/0x510
[ 60.968072][ T623] __should_failslab+0xa4/0xe0
[ 60.972862][ T623] should_failslab+0x9/0x20
[ 60.977369][ T623] slab_pre_alloc_hook+0x3b/0xe0
[ 60.982298][ T623] ? anon_vma_clone+0xc0/0x500
[ 60.987060][ T623] kmem_cache_alloc+0x44/0x260
[ 60.991912][ T623] anon_vma_clone+0xc0/0x500
[ 60.996490][ T623] anon_vma_fork+0x8c/0x510
[ 61.000983][ T623] copy_mm+0x9de/0x13c0
[ 61.005300][ T623] ? copy_signal+0x600/0x600
[ 61.009876][ T623] ? __init_rwsem+0xfc/0x1d0
[ 61.014460][ T623] ? copy_signal+0x4cb/0x600
[ 61.019037][ T623] copy_process+0x117c/0x3250
[ 61.023711][ T623] ? __kasan_check_write+0x14/0x20
[ 61.028991][ T623] ? __pidfd_prepare+0x150/0x150
[ 61.034029][ T623] kernel_clone+0x233/0x960
[ 61.038885][ T623] ? create_io_thread+0x170/0x170
[ 61.044016][ T623] ? __kasan_check_write+0x14/0x20
[ 61.049129][ T623] ? mutex_unlock+0x8f/0x230
[ 61.053716][ T623] __x64_sys_clone+0x198/0x210
[ 61.058474][ T623] ? __kasan_check_write+0x14/0x20
[ 61.063576][ T623] ? __ia32_sys_vfork+0x130/0x130
[ 61.068595][ T623] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 61.074696][ T623] x64_sys_call+0x41f/0x9a0
[ 61.079190][ T623] do_syscall_64+0x4c/0xa0
[ 61.083602][ T623] ? clear_bhb_loop+0x50/0xa0
[ 61.088265][ T623] ? clear_bhb_loop+0x50/0xa0
[ 61.093044][ T623] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 61.098932][ T623] RIP: 0033:0x7fb470ca7429
[ 61.103337][ T623] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 61.123025][ T623] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 61.131431][ T623] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 61.139388][ T623] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 61.147341][ T623] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 61.155295][ T623] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 61.163252][ T623] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 61.171215][ T623]
[ 61.175521][ T625] CPU: 0 PID: 625 Comm: syz.6.76 Not tainted syzkaller #0
[ 61.182650][ T625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 61.192701][ T625] Call Trace:
[ 61.196065][ T625]
[ 61.198992][ T625] __dump_stack+0x21/0x30
[ 61.203315][ T625] dump_stack_lvl+0x110/0x170
[ 61.207978][ T625] ? show_regs_print_info+0x20/0x20
[ 61.213171][ T625] dump_stack+0x15/0x20
[ 61.217401][ T625] should_fail+0x3c1/0x510
[ 61.221823][ T625] __should_failslab+0xa4/0xe0
[ 61.226574][ T625] should_failslab+0x9/0x20
[ 61.231066][ T625] slab_pre_alloc_hook+0x3b/0xe0
[ 61.235992][ T625] ? anon_vma_clone+0xc0/0x500
[ 61.240737][ T625] kmem_cache_alloc+0x44/0x260
[ 61.245581][ T625] anon_vma_clone+0xc0/0x500
[ 61.250239][ T625] anon_vma_fork+0x8c/0x510
[ 61.254984][ T625] copy_mm+0x9de/0x13c0
[ 61.259383][ T625] ? copy_signal+0x600/0x600
[ 61.263951][ T625] ? __init_rwsem+0xfc/0x1d0
[ 61.268524][ T625] ? copy_signal+0x4cb/0x600
[ 61.273189][ T625] copy_process+0x117c/0x3250
[ 61.277867][ T625] ? __kasan_check_write+0x14/0x20
[ 61.282968][ T625] ? __pidfd_prepare+0x150/0x150
[ 61.287913][ T625] kernel_clone+0x233/0x960
[ 61.292430][ T625] ? create_io_thread+0x170/0x170
[ 61.297587][ T625] ? __kasan_check_write+0x14/0x20
[ 61.302732][ T625] ? mutex_unlock+0x8f/0x230
[ 61.307328][ T625] __x64_sys_clone+0x198/0x210
[ 61.312093][ T625] ? __kasan_check_write+0x14/0x20
[ 61.317457][ T625] ? __ia32_sys_vfork+0x130/0x130
[ 61.322481][ T625] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 61.328540][ T625] x64_sys_call+0x41f/0x9a0
[ 61.333039][ T625] do_syscall_64+0x4c/0xa0
[ 61.337441][ T625] ? clear_bhb_loop+0x50/0xa0
[ 61.342368][ T625] ? clear_bhb_loop+0x50/0xa0
[ 61.347150][ T625] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 61.353048][ T625] RIP: 0033:0x7ff54f483429
[ 61.357456][ T625] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 61.377054][ T625] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 61.385463][ T625] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 61.393420][ T625] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 61.401479][ T625] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 61.409537][ T625] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 61.417507][ T625] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 61.425553][ T625]
[ 61.428897][ T617] CPU: 1 PID: 617 Comm: syz.5.73 Not tainted syzkaller #0
[ 61.436019][ T617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 61.446177][ T617] Call Trace:
[ 61.449449][ T617]
[ 61.452365][ T617] __dump_stack+0x21/0x30
[ 61.456688][ T617] dump_stack_lvl+0x110/0x170
[ 61.461440][ T617] ? show_regs_print_info+0x20/0x20
[ 61.466716][ T617] dump_stack+0x15/0x20
[ 61.470870][ T617] should_fail+0x3c1/0x510
[ 61.475366][ T617] __should_failslab+0xa4/0xe0
[ 61.480118][ T617] should_failslab+0x9/0x20
[ 61.484628][ T617] slab_pre_alloc_hook+0x3b/0xe0
[ 61.489559][ T617] ? vm_area_dup+0x26/0x210
[ 61.494167][ T617] kmem_cache_alloc+0x44/0x260
[ 61.498942][ T617] vm_area_dup+0x26/0x210
[ 61.503457][ T617] copy_mm+0x947/0x13c0
[ 61.507700][ T617] ? copy_signal+0x600/0x600
[ 61.512288][ T617] ? __init_rwsem+0xfc/0x1d0
[ 61.516909][ T617] ? copy_signal+0x4cb/0x600
[ 61.521482][ T617] copy_process+0x117c/0x3250
[ 61.526232][ T617] ? __kasan_check_write+0x14/0x20
[ 61.531423][ T617] ? __pidfd_prepare+0x150/0x150
[ 61.536440][ T617] kernel_clone+0x233/0x960
[ 61.540935][ T617] ? create_io_thread+0x170/0x170
[ 61.546042][ T617] ? __kasan_check_write+0x14/0x20
[ 61.551299][ T617] ? mutex_unlock+0x8f/0x230
[ 61.555874][ T617] __x64_sys_clone+0x198/0x210
[ 61.560623][ T617] ? __kasan_check_write+0x14/0x20
[ 61.565721][ T617] ? __ia32_sys_vfork+0x130/0x130
[ 61.570817][ T617] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 61.576871][ T617] x64_sys_call+0x41f/0x9a0
[ 61.581445][ T617] do_syscall_64+0x4c/0xa0
[ 61.585847][ T617] ? clear_bhb_loop+0x50/0xa0
[ 61.590605][ T617] ? clear_bhb_loop+0x50/0xa0
[ 61.595266][ T617] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 61.601155][ T617] RIP: 0033:0x7fc3e8895429
[ 61.605560][ T617] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 61.625237][ T617] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 61.633723][ T617] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 61.641679][ T617] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 61.649639][ T617] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 61.657604][ T617] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 61.665650][ T617] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 61.673804][ T617]
[ 61.684764][ T630] FAULT_INJECTION: forcing a failure.
[ 61.684764][ T630] name failslab, interval 1, probability 0, space 0, times 0
[ 61.692696][ T631] FAULT_INJECTION: forcing a failure.
[ 61.692696][ T631] name failslab, interval 1, probability 0, space 0, times 0
[ 61.700237][ T630] CPU: 1 PID: 630 Comm: syz.4.77 Not tainted syzkaller #0
[ 61.717423][ T630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 61.727568][ T630] Call Trace:
[ 61.730928][ T630]
[ 61.733856][ T630] __dump_stack+0x21/0x30
[ 61.738272][ T630] dump_stack_lvl+0x110/0x170
[ 61.742949][ T630] ? show_regs_print_info+0x20/0x20
[ 61.748145][ T630] dump_stack+0x15/0x20
[ 61.752391][ T630] should_fail+0x3c1/0x510
[ 61.756805][ T630] __should_failslab+0xa4/0xe0
[ 61.761567][ T630] should_failslab+0x9/0x20
[ 61.766167][ T630] slab_pre_alloc_hook+0x3b/0xe0
[ 61.771097][ T630] ? vm_area_dup+0x26/0x210
[ 61.775605][ T630] kmem_cache_alloc+0x44/0x260
[ 61.780364][ T630] vm_area_dup+0x26/0x210
[ 61.784691][ T630] copy_mm+0x947/0x13c0
[ 61.788874][ T630] ? copy_signal+0x600/0x600
[ 61.793464][ T630] ? __init_rwsem+0xfc/0x1d0
[ 61.798051][ T630] ? copy_signal+0x4cb/0x600
[ 61.802631][ T630] copy_process+0x117c/0x3250
[ 61.807301][ T630] ? __kasan_check_write+0x14/0x20
[ 61.812424][ T630] ? __pidfd_prepare+0x150/0x150
[ 61.816434][ T634] FAULT_INJECTION: forcing a failure.
[ 61.816434][ T634] name failslab, interval 1, probability 0, space 0, times 0
[ 61.817356][ T630] kernel_clone+0x233/0x960
[ 61.817379][ T630] ? create_io_thread+0x170/0x170
[ 61.839528][ T630] ? __kasan_check_write+0x14/0x20
[ 61.844807][ T630] ? mutex_unlock+0x8f/0x230
[ 61.849393][ T630] __x64_sys_clone+0x198/0x210
[ 61.854239][ T630] ? __kasan_check_write+0x14/0x20
[ 61.859352][ T630] ? __ia32_sys_vfork+0x130/0x130
[ 61.864371][ T630] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 61.870434][ T630] x64_sys_call+0x41f/0x9a0
[ 61.874940][ T630] do_syscall_64+0x4c/0xa0
[ 61.879387][ T630] ? clear_bhb_loop+0x50/0xa0
[ 61.884141][ T630] ? clear_bhb_loop+0x50/0xa0
[ 61.889075][ T630] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 61.895073][ T630] RIP: 0033:0x7fb470ca7429
[ 61.899495][ T630] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 61.919209][ T630] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 61.927752][ T630] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 61.935809][ T630] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 61.936416][ T636] FAULT_INJECTION: forcing a failure.
[ 61.936416][ T636] name failslab, interval 1, probability 0, space 0, times 0
[ 61.943945][ T630] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 61.943959][ T630] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 61.943967][ T630] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 61.943981][ T630]
[ 61.946841][ T631] CPU: 1 PID: 631 Comm: syz.1.78 Not tainted syzkaller #0
[ 61.957804][ T637] FAULT_INJECTION: forcing a failure.
[ 61.957804][ T637] name failslab, interval 1, probability 0, space 0, times 0
[ 61.964719][ T631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 62.014054][ T631] Call Trace:
[ 62.017335][ T631]
[ 62.020256][ T631] __dump_stack+0x21/0x30
[ 62.024585][ T631] dump_stack_lvl+0x110/0x170
[ 62.029251][ T631] ? show_regs_print_info+0x20/0x20
[ 62.034445][ T631] dump_stack+0x15/0x20
[ 62.038680][ T631] should_fail+0x3c1/0x510
[ 62.043087][ T631] __should_failslab+0xa4/0xe0
[ 62.048036][ T631] should_failslab+0x9/0x20
[ 62.052953][ T631] slab_pre_alloc_hook+0x3b/0xe0
[ 62.057908][ T631] ? vm_area_dup+0x26/0x210
[ 62.062518][ T631] kmem_cache_alloc+0x44/0x260
[ 62.067400][ T631] vm_area_dup+0x26/0x210
[ 62.071735][ T631] copy_mm+0x947/0x13c0
[ 62.075883][ T631] ? copy_signal+0x600/0x600
[ 62.080556][ T631] ? __init_rwsem+0xfc/0x1d0
[ 62.085142][ T631] ? copy_signal+0x4cb/0x600
[ 62.089853][ T631] copy_process+0x117c/0x3250
[ 62.094531][ T631] ? __kasan_check_write+0x14/0x20
[ 62.099641][ T631] ? __pidfd_prepare+0x150/0x150
[ 62.104589][ T631] kernel_clone+0x233/0x960
[ 62.109090][ T631] ? create_io_thread+0x170/0x170
[ 62.114103][ T631] ? __kasan_check_write+0x14/0x20
[ 62.119416][ T631] ? mutex_unlock+0x8f/0x230
[ 62.124009][ T631] __x64_sys_clone+0x198/0x210
[ 62.128779][ T631] ? __kasan_check_write+0x14/0x20
[ 62.133908][ T631] ? __ia32_sys_vfork+0x130/0x130
[ 62.139133][ T631] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 62.145303][ T631] x64_sys_call+0x41f/0x9a0
[ 62.149886][ T631] do_syscall_64+0x4c/0xa0
[ 62.154384][ T631] ? clear_bhb_loop+0x50/0xa0
[ 62.159056][ T631] ? clear_bhb_loop+0x50/0xa0
[ 62.163724][ T631] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 62.169608][ T631] RIP: 0033:0x7f2d6796e429
[ 62.174014][ T631] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 62.193614][ T631] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 62.202040][ T631] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 62.210094][ T631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 62.218225][ T631] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 62.226206][ T631] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 62.234260][ T631] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 62.242405][ T631]
[ 62.245417][ T636] CPU: 0 PID: 636 Comm: syz.6.81 Not tainted syzkaller #0
[ 62.252531][ T636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 62.262757][ T636] Call Trace:
[ 62.266130][ T636]
[ 62.269182][ T636] __dump_stack+0x21/0x30
[ 62.273505][ T636] dump_stack_lvl+0x110/0x170
[ 62.278177][ T636] ? show_regs_print_info+0x20/0x20
[ 62.283386][ T636] dump_stack+0x15/0x20
[ 62.287549][ T636] should_fail+0x3c1/0x510
[ 62.291971][ T636] __should_failslab+0xa4/0xe0
[ 62.296728][ T636] should_failslab+0x9/0x20
[ 62.301222][ T636] slab_pre_alloc_hook+0x3b/0xe0
[ 62.306329][ T636] ? anon_vma_clone+0xc0/0x500
[ 62.311098][ T636] kmem_cache_alloc+0x44/0x260
[ 62.316028][ T636] anon_vma_clone+0xc0/0x500
[ 62.320608][ T636] anon_vma_fork+0x8c/0x510
[ 62.325101][ T636] copy_mm+0x9de/0x13c0
[ 62.329248][ T636] ? copy_signal+0x600/0x600
[ 62.333857][ T636] ? __init_rwsem+0xfc/0x1d0
[ 62.338447][ T636] ? copy_signal+0x4cb/0x600
[ 62.343027][ T636] copy_process+0x117c/0x3250
[ 62.347695][ T636] ? __kasan_check_write+0x14/0x20
[ 62.352803][ T636] ? __pidfd_prepare+0x150/0x150
[ 62.357741][ T636] kernel_clone+0x233/0x960
[ 62.362248][ T636] ? create_io_thread+0x170/0x170
[ 62.367264][ T636] ? __kasan_check_write+0x14/0x20
[ 62.372367][ T636] ? mutex_unlock+0x8f/0x230
[ 62.377038][ T636] __x64_sys_clone+0x198/0x210
[ 62.381797][ T636] ? __kasan_check_write+0x14/0x20
[ 62.387000][ T636] ? __ia32_sys_vfork+0x130/0x130
[ 62.392036][ T636] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 62.398116][ T636] x64_sys_call+0x41f/0x9a0
[ 62.402706][ T636] do_syscall_64+0x4c/0xa0
[ 62.407155][ T636] ? clear_bhb_loop+0x50/0xa0
[ 62.411815][ T636] ? clear_bhb_loop+0x50/0xa0
[ 62.416479][ T636] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 62.422443][ T636] RIP: 0033:0x7ff54f483429
[ 62.427037][ T636] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 62.446628][ T636] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 62.455031][ T636] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 62.462991][ T636] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 62.471115][ T636] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 62.479129][ T636] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 62.487170][ T636] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 62.495218][ T636]
[ 62.506296][ T637] CPU: 1 PID: 637 Comm: syz.5.80 Not tainted syzkaller #0
[ 62.513628][ T637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 62.523790][ T637] Call Trace:
[ 62.527064][ T637]
[ 62.530012][ T637] __dump_stack+0x21/0x30
[ 62.534347][ T637] dump_stack_lvl+0x110/0x170
[ 62.539044][ T637] ? show_regs_print_info+0x20/0x20
[ 62.544239][ T637] dump_stack+0x15/0x20
[ 62.548387][ T637] should_fail+0x3c1/0x510
[ 62.552792][ T637] __should_failslab+0xa4/0xe0
[ 62.557552][ T637] should_failslab+0x9/0x20
[ 62.562244][ T637] slab_pre_alloc_hook+0x3b/0xe0
[ 62.567174][ T637] ? anon_vma_clone+0xc0/0x500
[ 62.571957][ T637] kmem_cache_alloc+0x44/0x260
[ 62.576740][ T637] anon_vma_clone+0xc0/0x500
[ 62.581321][ T637] anon_vma_fork+0x8c/0x510
[ 62.585827][ T637] copy_mm+0x9de/0x13c0
[ 62.589999][ T637] ? copy_signal+0x600/0x600
[ 62.594867][ T637] ? __init_rwsem+0xfc/0x1d0
[ 62.599451][ T637] ? copy_signal+0x4cb/0x600
[ 62.604058][ T637] copy_process+0x117c/0x3250
[ 62.608729][ T637] ? __kasan_check_write+0x14/0x20
[ 62.613835][ T637] ? __pidfd_prepare+0x150/0x150
[ 62.618769][ T637] kernel_clone+0x233/0x960
[ 62.623267][ T637] ? create_io_thread+0x170/0x170
[ 62.628286][ T637] ? __kasan_check_write+0x14/0x20
[ 62.633385][ T637] ? mutex_unlock+0x8f/0x230
[ 62.638141][ T637] __x64_sys_clone+0x198/0x210
[ 62.642901][ T637] ? __kasan_check_write+0x14/0x20
[ 62.648012][ T637] ? __ia32_sys_vfork+0x130/0x130
[ 62.653042][ T637] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 62.659101][ T637] x64_sys_call+0x41f/0x9a0
[ 62.663599][ T637] do_syscall_64+0x4c/0xa0
[ 62.668010][ T637] ? clear_bhb_loop+0x50/0xa0
[ 62.672726][ T637] ? clear_bhb_loop+0x50/0xa0
[ 62.677392][ T637] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 62.683290][ T637] RIP: 0033:0x7fc3e8895429
[ 62.687696][ T637] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 62.707489][ T637] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 62.708241][ T641] FAULT_INJECTION: forcing a failure.
[ 62.708241][ T641] name failslab, interval 1, probability 0, space 0, times 0
[ 62.715907][ T637] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 62.715922][ T637] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 62.715931][ T637] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 62.715940][ T637] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 62.715950][ T637] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 62.715964][ T637]
[ 62.771882][ T641] CPU: 0 PID: 641 Comm: syz.4.83 Not tainted syzkaller #0
[ 62.774852][ T642] FAULT_INJECTION: forcing a failure.
[ 62.774852][ T642] name failslab, interval 1, probability 0, space 0, times 0
[ 62.779112][ T641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 62.779124][ T641] Call Trace:
[ 62.779129][ T641]
[ 62.779135][ T641] __dump_stack+0x21/0x30
[ 62.812564][ T641] dump_stack_lvl+0x110/0x170
[ 62.817380][ T641] ? show_regs_print_info+0x20/0x20
[ 62.822586][ T641] dump_stack+0x15/0x20
[ 62.826759][ T641] should_fail+0x3c1/0x510
[ 62.831173][ T641] __should_failslab+0xa4/0xe0
[ 62.836033][ T641] should_failslab+0x9/0x20
[ 62.840543][ T641] slab_pre_alloc_hook+0x3b/0xe0
[ 62.845481][ T641] ? vm_area_dup+0x26/0x210
[ 62.850075][ T641] kmem_cache_alloc+0x44/0x260
[ 62.854845][ T641] vm_area_dup+0x26/0x210
[ 62.859265][ T641] copy_mm+0x947/0x13c0
[ 62.863596][ T641] ? copy_signal+0x600/0x600
[ 62.868188][ T641] ? __init_rwsem+0xfc/0x1d0
[ 62.872779][ T641] ? copy_signal+0x4cb/0x600
[ 62.877444][ T641] copy_process+0x117c/0x3250
[ 62.882139][ T641] ? __kasan_check_write+0x14/0x20
[ 62.887414][ T641] ? __pidfd_prepare+0x150/0x150
[ 62.892433][ T641] kernel_clone+0x233/0x960
[ 62.897025][ T641] ? create_io_thread+0x170/0x170
[ 62.902224][ T641] ? __kasan_check_write+0x14/0x20
[ 62.907325][ T641] ? mutex_unlock+0x8f/0x230
[ 62.911915][ T641] __x64_sys_clone+0x198/0x210
[ 62.916671][ T641] ? __kasan_check_write+0x14/0x20
[ 62.921869][ T641] ? __ia32_sys_vfork+0x130/0x130
[ 62.926977][ T641] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 62.933041][ T641] x64_sys_call+0x41f/0x9a0
[ 62.937537][ T641] do_syscall_64+0x4c/0xa0
[ 62.942034][ T641] ? clear_bhb_loop+0x50/0xa0
[ 62.946795][ T641] ? clear_bhb_loop+0x50/0xa0
[ 62.951634][ T641] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 62.957756][ T641] RIP: 0033:0x7fb470ca7429
[ 62.962164][ T641] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 62.981858][ T641] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 62.990277][ T641] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 62.997511][ T646] FAULT_INJECTION: forcing a failure.
[ 62.997511][ T646] name failslab, interval 1, probability 0, space 0, times 0
[ 62.998339][ T641] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 63.018936][ T641] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 63.026896][ T641] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 63.034864][ T641] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 63.043005][ T641]
[ 63.046052][ T634] CPU: 1 PID: 634 Comm: syz.3.79 Not tainted syzkaller #0
[ 63.048401][ T647] FAULT_INJECTION: forcing a failure.
[ 63.048401][ T647] name failslab, interval 1, probability 0, space 0, times 0
[ 63.053251][ T634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 63.075845][ T634] Call Trace:
[ 63.079116][ T634]
[ 63.082035][ T634] __dump_stack+0x21/0x30
[ 63.086450][ T634] dump_stack_lvl+0x110/0x170
[ 63.091106][ T634] ? show_regs_print_info+0x20/0x20
[ 63.096288][ T634] dump_stack+0x15/0x20
[ 63.100605][ T634] should_fail+0x3c1/0x510
[ 63.105011][ T634] __should_failslab+0xa4/0xe0
[ 63.109845][ T634] should_failslab+0x9/0x20
[ 63.114327][ T634] slab_pre_alloc_hook+0x3b/0xe0
[ 63.119246][ T634] ? anon_vma_clone+0xc0/0x500
[ 63.123992][ T634] kmem_cache_alloc+0x44/0x260
[ 63.128823][ T634] anon_vma_clone+0xc0/0x500
[ 63.133417][ T634] anon_vma_fork+0x8c/0x510
[ 63.138018][ T634] copy_mm+0x9de/0x13c0
[ 63.142361][ T634] ? copy_signal+0x600/0x600
[ 63.146953][ T634] ? __init_rwsem+0xfc/0x1d0
[ 63.151542][ T634] ? copy_signal+0x4cb/0x600
[ 63.156204][ T634] copy_process+0x117c/0x3250
[ 63.160868][ T634] ? __kasan_check_write+0x14/0x20
[ 63.166050][ T634] ? __pidfd_prepare+0x150/0x150
[ 63.171071][ T634] kernel_clone+0x233/0x960
[ 63.175576][ T634] ? create_io_thread+0x170/0x170
[ 63.180623][ T634] ? __kasan_check_write+0x14/0x20
[ 63.185723][ T634] ? mutex_unlock+0x8f/0x230
[ 63.190296][ T634] __x64_sys_clone+0x198/0x210
[ 63.195070][ T634] ? __kasan_check_write+0x14/0x20
[ 63.200260][ T634] ? __ia32_sys_vfork+0x130/0x130
[ 63.205274][ T634] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 63.211425][ T634] x64_sys_call+0x41f/0x9a0
[ 63.215939][ T634] do_syscall_64+0x4c/0xa0
[ 63.220339][ T634] ? clear_bhb_loop+0x50/0xa0
[ 63.224994][ T634] ? clear_bhb_loop+0x50/0xa0
[ 63.229663][ T634] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 63.235565][ T634] RIP: 0033:0x7f94241ac429
[ 63.239968][ T634] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 63.259979][ T634] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 63.269010][ T634] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 63.277153][ T634] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 63.285578][ T634] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 63.293966][ T634] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 63.302200][ T634] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 63.310343][ T634]
[ 63.313817][ T642] CPU: 0 PID: 642 Comm: syz.1.82 Not tainted syzkaller #0
[ 63.320948][ T642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 63.330999][ T642] Call Trace:
[ 63.334281][ T642]
[ 63.337209][ T642] __dump_stack+0x21/0x30
[ 63.341542][ T642] dump_stack_lvl+0x110/0x170
[ 63.346221][ T642] ? show_regs_print_info+0x20/0x20
[ 63.351418][ T642] dump_stack+0x15/0x20
[ 63.355562][ T642] should_fail+0x3c1/0x510
[ 63.359966][ T642] __should_failslab+0xa4/0xe0
[ 63.364721][ T642] should_failslab+0x9/0x20
[ 63.369213][ T642] slab_pre_alloc_hook+0x3b/0xe0
[ 63.374146][ T642] ? vm_area_dup+0x26/0x210
[ 63.378674][ T642] kmem_cache_alloc+0x44/0x260
[ 63.383420][ T642] vm_area_dup+0x26/0x210
[ 63.387907][ T642] copy_mm+0x947/0x13c0
[ 63.392223][ T642] ? copy_signal+0x600/0x600
[ 63.397021][ T642] ? __init_rwsem+0xfc/0x1d0
[ 63.401694][ T642] ? copy_signal+0x4cb/0x600
[ 63.406283][ T642] copy_process+0x117c/0x3250
[ 63.410954][ T642] ? __kasan_check_write+0x14/0x20
[ 63.416053][ T642] ? __pidfd_prepare+0x150/0x150
[ 63.420989][ T642] kernel_clone+0x233/0x960
[ 63.425478][ T642] ? create_io_thread+0x170/0x170
[ 63.430700][ T642] ? __kasan_check_write+0x14/0x20
[ 63.435812][ T642] ? mutex_unlock+0x8f/0x230
[ 63.440391][ T642] __x64_sys_clone+0x198/0x210
[ 63.445408][ T642] ? __kasan_check_write+0x14/0x20
[ 63.450698][ T642] ? __ia32_sys_vfork+0x130/0x130
[ 63.455727][ T642] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 63.461783][ T642] x64_sys_call+0x41f/0x9a0
[ 63.466277][ T642] do_syscall_64+0x4c/0xa0
[ 63.470681][ T642] ? clear_bhb_loop+0x50/0xa0
[ 63.475339][ T642] ? clear_bhb_loop+0x50/0xa0
[ 63.480010][ T642] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 63.485890][ T642] RIP: 0033:0x7f2d6796e429
[ 63.490293][ T642] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 63.510056][ T642] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 63.518462][ T642] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 63.526418][ T642] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 63.534376][ T642] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 63.542425][ T642] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 63.550391][ T642] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 63.558351][ T642]
[ 63.563813][ T647] CPU: 0 PID: 647 Comm: syz.6.84 Not tainted syzkaller #0
[ 63.571137][ T647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 63.581453][ T647] Call Trace:
[ 63.583693][ T650] FAULT_INJECTION: forcing a failure.
[ 63.583693][ T650] name failslab, interval 1, probability 0, space 0, times 0
[ 63.584730][ T647]
[ 63.600215][ T647] __dump_stack+0x21/0x30
[ 63.604632][ T647] dump_stack_lvl+0x110/0x170
[ 63.609387][ T647] ? show_regs_print_info+0x20/0x20
[ 63.614694][ T647] dump_stack+0x15/0x20
[ 63.618859][ T647] should_fail+0x3c1/0x510
[ 63.623278][ T647] __should_failslab+0xa4/0xe0
[ 63.628037][ T647] should_failslab+0x9/0x20
[ 63.632537][ T647] slab_pre_alloc_hook+0x3b/0xe0
[ 63.637477][ T647] ? anon_vma_clone+0xc0/0x500
[ 63.642243][ T647] kmem_cache_alloc+0x44/0x260
[ 63.647087][ T647] anon_vma_clone+0xc0/0x500
[ 63.651672][ T647] anon_vma_fork+0x8c/0x510
[ 63.656338][ T647] copy_mm+0x9de/0x13c0
[ 63.660503][ T647] ? copy_signal+0x600/0x600
[ 63.665095][ T647] ? __init_rwsem+0xfc/0x1d0
[ 63.669684][ T647] ? copy_signal+0x4cb/0x600
[ 63.674271][ T647] copy_process+0x117c/0x3250
[ 63.678963][ T647] ? __kasan_check_write+0x14/0x20
[ 63.684181][ T647] ? __pidfd_prepare+0x150/0x150
[ 63.689215][ T647] kernel_clone+0x233/0x960
[ 63.693732][ T647] ? create_io_thread+0x170/0x170
[ 63.698768][ T647] ? __kasan_check_write+0x14/0x20
[ 63.703885][ T647] ? mutex_unlock+0x8f/0x230
[ 63.708571][ T647] __x64_sys_clone+0x198/0x210
[ 63.713332][ T647] ? __kasan_check_write+0x14/0x20
[ 63.718445][ T647] ? __ia32_sys_vfork+0x130/0x130
[ 63.723493][ T647] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 63.729643][ T647] x64_sys_call+0x41f/0x9a0
[ 63.734143][ T647] do_syscall_64+0x4c/0xa0
[ 63.738813][ T647] ? clear_bhb_loop+0x50/0xa0
[ 63.743483][ T647] ? clear_bhb_loop+0x50/0xa0
[ 63.748146][ T647] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 63.754036][ T647] RIP: 0033:0x7ff54f483429
[ 63.758439][ T647] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 63.778249][ T647] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 63.786660][ T647] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 63.794727][ T647] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 63.802688][ T647] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 63.810785][ T647] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 63.818847][ T647] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 63.826818][ T647]
[ 63.829829][ T650] CPU: 1 PID: 650 Comm: syz.4.86 Not tainted syzkaller #0
[ 63.836943][ T650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 63.847224][ T650] Call Trace:
[ 63.850510][ T650]
[ 63.853439][ T650] __dump_stack+0x21/0x30
[ 63.857761][ T650] dump_stack_lvl+0x110/0x170
[ 63.862431][ T650] ? show_regs_print_info+0x20/0x20
[ 63.867623][ T650] dump_stack+0x15/0x20
[ 63.871884][ T650] should_fail+0x3c1/0x510
[ 63.876290][ T650] __should_failslab+0xa4/0xe0
[ 63.881061][ T650] should_failslab+0x9/0x20
[ 63.885581][ T650] slab_pre_alloc_hook+0x3b/0xe0
[ 63.890690][ T650] ? anon_vma_clone+0xc0/0x500
[ 63.895440][ T650] kmem_cache_alloc+0x44/0x260
[ 63.900191][ T650] anon_vma_clone+0xc0/0x500
[ 63.904775][ T650] anon_vma_fork+0x8c/0x510
[ 63.909352][ T650] copy_mm+0x9de/0x13c0
[ 63.913504][ T650] ? copy_signal+0x600/0x600
[ 63.918162][ T650] ? __init_rwsem+0xfc/0x1d0
[ 63.922740][ T650] ? copy_signal+0x4cb/0x600
[ 63.927315][ T650] copy_process+0x117c/0x3250
[ 63.931982][ T650] ? __kasan_check_write+0x14/0x20
[ 63.937082][ T650] ? __pidfd_prepare+0x150/0x150
[ 63.942307][ T650] kernel_clone+0x233/0x960
[ 63.946823][ T650] ? create_io_thread+0x170/0x170
[ 63.951873][ T650] ? __kasan_check_write+0x14/0x20
[ 63.957219][ T650] ? mutex_unlock+0x8f/0x230
[ 63.961805][ T650] __x64_sys_clone+0x198/0x210
[ 63.966563][ T650] ? __kasan_check_write+0x14/0x20
[ 63.971948][ T650] ? __ia32_sys_vfork+0x130/0x130
[ 63.977117][ T650] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 63.983200][ T650] x64_sys_call+0x41f/0x9a0
[ 63.987875][ T650] do_syscall_64+0x4c/0xa0
[ 63.992327][ T650] ? clear_bhb_loop+0x50/0xa0
[ 63.997023][ T650] ? clear_bhb_loop+0x50/0xa0
[ 64.001956][ T650] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 64.007869][ T650] RIP: 0033:0x7fb470ca7429
[ 64.012293][ T650] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 64.031977][ T650] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 64.040543][ T650] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 64.048681][ T650] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 64.056655][ T650] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 64.064787][ T650] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 64.072743][ T650] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 64.080790][ T650]
[ 64.088815][ T646] CPU: 1 PID: 646 Comm: syz.5.85 Not tainted syzkaller #0
[ 64.093775][ T653] FAULT_INJECTION: forcing a failure.
[ 64.093775][ T653] name failslab, interval 1, probability 0, space 0, times 0
[ 64.095951][ T646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 64.095963][ T646] Call Trace:
[ 64.095967][ T646]
[ 64.095973][ T646] __dump_stack+0x21/0x30
[ 64.095997][ T646] dump_stack_lvl+0x110/0x170
[ 64.096013][ T646] ? show_regs_print_info+0x20/0x20
[ 64.096033][ T646] dump_stack+0x15/0x20
[ 64.096049][ T646] should_fail+0x3c1/0x510
[ 64.096066][ T646] __should_failslab+0xa4/0xe0
[ 64.096083][ T646] should_failslab+0x9/0x20
[ 64.129569][ T656] FAULT_INJECTION: forcing a failure.
[ 64.129569][ T656] name failslab, interval 1, probability 0, space 0, times 0
[ 64.133859][ T646] slab_pre_alloc_hook+0x3b/0xe0
[ 64.165408][ T658] FAULT_INJECTION: forcing a failure.
[ 64.165408][ T658] name failslab, interval 1, probability 0, space 0, times 0
[ 64.169851][ T646] ? anon_vma_clone+0xc0/0x500
[ 64.169874][ T646] kmem_cache_alloc+0x44/0x260
[ 64.169892][ T646] anon_vma_clone+0xc0/0x500
[ 64.201978][ T646] anon_vma_fork+0x8c/0x510
[ 64.206484][ T646] copy_mm+0x9de/0x13c0
[ 64.210758][ T646] ? copy_signal+0x600/0x600
[ 64.215345][ T646] ? __init_rwsem+0xfc/0x1d0
[ 64.217959][ T660] FAULT_INJECTION: forcing a failure.
[ 64.217959][ T660] name failslab, interval 1, probability 0, space 0, times 0
[ 64.219925][ T646] ? copy_signal+0x4cb/0x600
[ 64.237059][ T646] copy_process+0x117c/0x3250
[ 64.241741][ T646] ? __kasan_check_write+0x14/0x20
[ 64.246890][ T646] ? __pidfd_prepare+0x150/0x150
[ 64.251954][ T646] kernel_clone+0x233/0x960
[ 64.256459][ T646] ? create_io_thread+0x170/0x170
[ 64.261484][ T646] ? __kasan_check_write+0x14/0x20
[ 64.266599][ T646] ? mutex_unlock+0x8f/0x230
[ 64.271184][ T646] __x64_sys_clone+0x198/0x210
[ 64.276049][ T646] ? __kasan_check_write+0x14/0x20
[ 64.281254][ T646] ? __ia32_sys_vfork+0x130/0x130
[ 64.286364][ T646] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 64.292516][ T646] x64_sys_call+0x41f/0x9a0
[ 64.297082][ T646] do_syscall_64+0x4c/0xa0
[ 64.301620][ T646] ? clear_bhb_loop+0x50/0xa0
[ 64.306403][ T646] ? clear_bhb_loop+0x50/0xa0
[ 64.311165][ T646] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 64.317088][ T646] RIP: 0033:0x7fc3e8895429
[ 64.321492][ T646] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 64.341088][ T646] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 64.349496][ T646] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 64.357548][ T646] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 64.365586][ T646] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 64.373557][ T646] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 64.381533][ T646] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 64.389623][ T646]
[ 64.392720][ T660] CPU: 0 PID: 660 Comm: syz.1.87 Not tainted syzkaller #0
[ 64.400045][ T660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 64.410278][ T660] Call Trace:
[ 64.413605][ T660]
[ 64.416625][ T660] __dump_stack+0x21/0x30
[ 64.421120][ T660] dump_stack_lvl+0x110/0x170
[ 64.425846][ T660] ? show_regs_print_info+0x20/0x20
[ 64.431038][ T660] dump_stack+0x15/0x20
[ 64.435205][ T660] should_fail+0x3c1/0x510
[ 64.439707][ T660] __should_failslab+0xa4/0xe0
[ 64.444464][ T660] should_failslab+0x9/0x20
[ 64.448971][ T660] slab_pre_alloc_hook+0x3b/0xe0
[ 64.453991][ T660] ? anon_vma_clone+0xc0/0x500
[ 64.458745][ T660] kmem_cache_alloc+0x44/0x260
[ 64.463512][ T660] anon_vma_clone+0xc0/0x500
[ 64.468128][ T660] anon_vma_fork+0x8c/0x510
[ 64.472624][ T660] copy_mm+0x9de/0x13c0
[ 64.476770][ T660] ? copy_signal+0x600/0x600
[ 64.481348][ T660] ? __init_rwsem+0xfc/0x1d0
[ 64.485938][ T660] ? copy_signal+0x4cb/0x600
[ 64.490527][ T660] copy_process+0x117c/0x3250
[ 64.495211][ T660] ? __kasan_check_write+0x14/0x20
[ 64.500320][ T660] ? __pidfd_prepare+0x150/0x150
[ 64.505264][ T660] kernel_clone+0x233/0x960
[ 64.509758][ T660] ? create_io_thread+0x170/0x170
[ 64.514777][ T660] ? __kasan_check_write+0x14/0x20
[ 64.519981][ T660] ? mutex_unlock+0x8f/0x230
[ 64.524566][ T660] __x64_sys_clone+0x198/0x210
[ 64.529326][ T660] ? __kasan_check_write+0x14/0x20
[ 64.534429][ T660] ? __ia32_sys_vfork+0x130/0x130
[ 64.539794][ T660] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 64.545968][ T660] x64_sys_call+0x41f/0x9a0
[ 64.550550][ T660] do_syscall_64+0x4c/0xa0
[ 64.554958][ T660] ? clear_bhb_loop+0x50/0xa0
[ 64.559802][ T660] ? clear_bhb_loop+0x50/0xa0
[ 64.564471][ T660] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 64.570369][ T660] RIP: 0033:0x7f2d6796e429
[ 64.574870][ T660] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 64.594586][ T660] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 64.603091][ T660] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 64.611072][ T660] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 64.619069][ T660] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 64.627137][ T660] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 64.635291][ T660] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 64.643261][ T660]
[ 64.646362][ T656] CPU: 1 PID: 656 Comm: syz.6.89 Not tainted syzkaller #0
[ 64.653470][ T656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 64.663611][ T656] Call Trace:
[ 64.666880][ T656]
[ 64.669798][ T656] __dump_stack+0x21/0x30
[ 64.674201][ T656] dump_stack_lvl+0x110/0x170
[ 64.678864][ T656] ? show_regs_print_info+0x20/0x20
[ 64.684057][ T656] dump_stack+0x15/0x20
[ 64.688197][ T656] should_fail+0x3c1/0x510
[ 64.692611][ T656] __should_failslab+0xa4/0xe0
[ 64.697605][ T656] should_failslab+0x9/0x20
[ 64.702182][ T656] slab_pre_alloc_hook+0x3b/0xe0
[ 64.707192][ T656] ? anon_vma_clone+0xc0/0x500
[ 64.711938][ T656] kmem_cache_alloc+0x44/0x260
[ 64.716774][ T656] anon_vma_clone+0xc0/0x500
[ 64.721458][ T656] anon_vma_fork+0x8c/0x510
[ 64.725948][ T656] copy_mm+0x9de/0x13c0
[ 64.730180][ T656] ? copy_signal+0x600/0x600
[ 64.734753][ T656] ? __init_rwsem+0xfc/0x1d0
[ 64.739340][ T656] ? copy_signal+0x4cb/0x600
[ 64.743910][ T656] copy_process+0x117c/0x3250
[ 64.748623][ T656] ? __kasan_check_write+0x14/0x20
[ 64.753829][ T656] ? __pidfd_prepare+0x150/0x150
[ 64.758759][ T656] kernel_clone+0x233/0x960
[ 64.763247][ T656] ? create_io_thread+0x170/0x170
[ 64.768438][ T656] ? __kasan_check_write+0x14/0x20
[ 64.773662][ T656] ? mutex_unlock+0x8f/0x230
[ 64.778237][ T656] __x64_sys_clone+0x198/0x210
[ 64.782993][ T656] ? __kasan_check_write+0x14/0x20
[ 64.788103][ T656] ? __ia32_sys_vfork+0x130/0x130
[ 64.793146][ T656] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 64.799407][ T656] x64_sys_call+0x41f/0x9a0
[ 64.803998][ T656] do_syscall_64+0x4c/0xa0
[ 64.808409][ T656] ? clear_bhb_loop+0x50/0xa0
[ 64.813207][ T656] ? clear_bhb_loop+0x50/0xa0
[ 64.817888][ T656] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 64.823781][ T656] RIP: 0033:0x7ff54f483429
[ 64.828190][ T656] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 64.848108][ T656] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 64.856531][ T656] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 64.864492][ T656] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 64.872548][ T656] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 64.880507][ T656] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 64.888472][ T656] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 64.896431][ T656]
[ 64.900279][ T653] CPU: 1 PID: 653 Comm: syz.3.88 Not tainted syzkaller #0
[ 64.907494][ T653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 64.917548][ T653] Call Trace:
[ 64.920823][ T653]
[ 64.923740][ T653] __dump_stack+0x21/0x30
[ 64.928062][ T653] dump_stack_lvl+0x110/0x170
[ 64.932831][ T653] ? show_regs_print_info+0x20/0x20
[ 64.938101][ T653] dump_stack+0x15/0x20
[ 64.942244][ T653] should_fail+0x3c1/0x510
[ 64.946649][ T653] __should_failslab+0xa4/0xe0
[ 64.951412][ T653] should_failslab+0x9/0x20
[ 64.956018][ T653] slab_pre_alloc_hook+0x3b/0xe0
[ 64.960941][ T653] ? anon_vma_fork+0xf2/0x510
[ 64.965703][ T653] kmem_cache_alloc+0x44/0x260
[ 64.970569][ T653] anon_vma_fork+0xf2/0x510
[ 64.975145][ T653] copy_mm+0x9de/0x13c0
[ 64.979289][ T653] ? copy_signal+0x600/0x600
[ 64.983861][ T653] ? __init_rwsem+0xfc/0x1d0
[ 64.988437][ T653] ? copy_signal+0x4cb/0x600
[ 64.993012][ T653] copy_process+0x117c/0x3250
[ 64.997832][ T653] ? __kasan_check_write+0x14/0x20
[ 65.002947][ T653] ? __pidfd_prepare+0x150/0x150
[ 65.007887][ T653] kernel_clone+0x233/0x960
[ 65.012378][ T653] ? create_io_thread+0x170/0x170
[ 65.017393][ T653] ? __kasan_check_write+0x14/0x20
[ 65.022924][ T653] ? mutex_unlock+0x8f/0x230
[ 65.027528][ T653] __x64_sys_clone+0x198/0x210
[ 65.032536][ T653] ? __kasan_check_write+0x14/0x20
[ 65.037804][ T653] ? __ia32_sys_vfork+0x130/0x130
[ 65.042817][ T653] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 65.049017][ T653] x64_sys_call+0x41f/0x9a0
[ 65.053528][ T653] do_syscall_64+0x4c/0xa0
[ 65.057982][ T653] ? clear_bhb_loop+0x50/0xa0
[ 65.062820][ T653] ? clear_bhb_loop+0x50/0xa0
[ 65.067578][ T653] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 65.073635][ T653] RIP: 0033:0x7f94241ac429
[ 65.078129][ T653] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 65.098100][ T653] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 65.106682][ T653] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 65.114826][ T653] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 65.122785][ T653] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 65.131014][ T653] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 65.139086][ T653] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 65.147150][ T653]
[ 65.150452][ T658] CPU: 0 PID: 658 Comm: syz.4.90 Not tainted syzkaller #0
[ 65.157660][ T658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 65.167709][ T658] Call Trace:
[ 65.171162][ T658]
[ 65.174089][ T658] __dump_stack+0x21/0x30
[ 65.178501][ T658] dump_stack_lvl+0x110/0x170
[ 65.183249][ T658] ? show_regs_print_info+0x20/0x20
[ 65.188446][ T658] dump_stack+0x15/0x20
[ 65.192597][ T658] should_fail+0x3c1/0x510
[ 65.197025][ T658] __should_failslab+0xa4/0xe0
[ 65.201882][ T658] should_failslab+0x9/0x20
[ 65.206639][ T658] slab_pre_alloc_hook+0x3b/0xe0
[ 65.211566][ T658] ? anon_vma_clone+0xc0/0x500
[ 65.216491][ T658] kmem_cache_alloc+0x44/0x260
[ 65.221240][ T658] anon_vma_clone+0xc0/0x500
[ 65.225819][ T658] anon_vma_fork+0x8c/0x510
[ 65.230399][ T658] copy_mm+0x9de/0x13c0
[ 65.234632][ T658] ? copy_signal+0x600/0x600
[ 65.239320][ T658] ? __init_rwsem+0xfc/0x1d0
[ 65.243905][ T658] ? copy_signal+0x4cb/0x600
[ 65.248533][ T658] copy_process+0x117c/0x3250
[ 65.253214][ T658] ? __kasan_check_write+0x14/0x20
[ 65.258325][ T658] ? __pidfd_prepare+0x150/0x150
[ 65.263382][ T658] kernel_clone+0x233/0x960
[ 65.267892][ T658] ? create_io_thread+0x170/0x170
[ 65.272903][ T658] ? __kasan_check_write+0x14/0x20
[ 65.278003][ T658] ? mutex_unlock+0x8f/0x230
[ 65.282668][ T658] __x64_sys_clone+0x198/0x210
[ 65.287438][ T658] ? __kasan_check_write+0x14/0x20
[ 65.292557][ T658] ? __ia32_sys_vfork+0x130/0x130
[ 65.297656][ T658] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 65.303722][ T658] x64_sys_call+0x41f/0x9a0
[ 65.308295][ T658] do_syscall_64+0x4c/0xa0
[ 65.312873][ T658] ? clear_bhb_loop+0x50/0xa0
[ 65.317538][ T658] ? clear_bhb_loop+0x50/0xa0
[ 65.322200][ T658] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 65.328080][ T658] RIP: 0033:0x7fb470ca7429
[ 65.332483][ T658] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 65.352077][ T658] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 65.360548][ T658] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 65.368592][ T658] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 65.376632][ T658] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 65.384692][ T658] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 65.392736][ T658] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 65.400787][ T658]
[ 65.412625][ T664] FAULT_INJECTION: forcing a failure.
[ 65.412625][ T664] name fail_page_alloc, interval 1, probability 0, space 0, times 1
[ 65.431791][ T670] FAULT_INJECTION: forcing a failure.
[ 65.431791][ T670] name failslab, interval 1, probability 0, space 0, times 0
[ 65.439825][ T664] CPU: 1 PID: 664 Comm: syz.1.91 Not tainted syzkaller #0
[ 65.446215][ T672] FAULT_INJECTION: forcing a failure.
[ 65.446215][ T672] name fail_page_alloc, interval 1, probability 0, space 0, times 1
[ 65.451595][ T664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 65.474817][ T664] Call Trace:
[ 65.478103][ T664]
[ 65.481030][ T664] __dump_stack+0x21/0x30
[ 65.485358][ T664] dump_stack_lvl+0x110/0x170
[ 65.490024][ T664] ? show_regs_print_info+0x20/0x20
[ 65.495216][ T664] dump_stack+0x15/0x20
[ 65.499428][ T664] should_fail+0x3c1/0x510
[ 65.503838][ T664] should_fail_alloc_page+0x55/0x80
[ 65.509034][ T664] prepare_alloc_pages+0x156/0x610
[ 65.514136][ T664] ? __alloc_pages_bulk+0xad0/0xad0
[ 65.519324][ T664] ? __alloc_pages+0x460/0x460
[ 65.524077][ T664] __alloc_pages+0x11d/0x460
[ 65.528659][ T664] ? prep_new_page+0x110/0x110
[ 65.533424][ T664] ? __kasan_check_write+0x14/0x20
[ 65.538530][ T664] ? _raw_spin_lock+0x94/0xf0
[ 65.543200][ T664] pte_alloc_one+0x70/0x190
[ 65.547702][ T664] ? pfn_modify_allowed+0x2f0/0x2f0
[ 65.552898][ T664] ? _raw_spin_unlock+0x4d/0x70
[ 65.557756][ T664] ? __pmd_alloc+0x406/0x4b0
[ 65.562369][ T664] ? __kasan_check_write+0x14/0x20
[ 65.567475][ T664] __pte_alloc+0x75/0x2a0
[ 65.571813][ T664] ? __pud_alloc+0x1a0/0x1a0
[ 65.576400][ T664] ? __kasan_slab_alloc+0xcf/0xf0
[ 65.581437][ T664] ? free_pgtables+0x280/0x280
[ 65.586212][ T664] ? _raw_spin_unlock+0x4d/0x70
[ 65.591239][ T664] copy_page_range+0x237c/0x28d0
[ 65.596177][ T664] ? pfn_valid+0x1d0/0x1d0
[ 65.600771][ T664] copy_mm+0xbf2/0x13c0
[ 65.605006][ T664] ? copy_signal+0x600/0x600
[ 65.609595][ T664] ? __init_rwsem+0xfc/0x1d0
[ 65.614282][ T664] ? copy_signal+0x4cb/0x600
[ 65.618861][ T664] copy_process+0x117c/0x3250
[ 65.623548][ T664] ? __kasan_check_write+0x14/0x20
[ 65.628736][ T664] ? __pidfd_prepare+0x150/0x150
[ 65.633695][ T664] kernel_clone+0x233/0x960
[ 65.638196][ T664] ? create_io_thread+0x170/0x170
[ 65.643213][ T664] ? __kasan_check_write+0x14/0x20
[ 65.648325][ T664] ? mutex_unlock+0x8f/0x230
[ 65.652996][ T664] __x64_sys_clone+0x198/0x210
[ 65.657766][ T664] ? __kasan_check_write+0x14/0x20
[ 65.662996][ T664] ? __ia32_sys_vfork+0x130/0x130
[ 65.668022][ T664] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 65.674177][ T664] x64_sys_call+0x41f/0x9a0
[ 65.678731][ T664] do_syscall_64+0x4c/0xa0
[ 65.683150][ T664] ? clear_bhb_loop+0x50/0xa0
[ 65.687828][ T664] ? clear_bhb_loop+0x50/0xa0
[ 65.692495][ T664] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 65.698393][ T664] RIP: 0033:0x7f2d6796e429
[ 65.702807][ T664] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 65.722581][ T664] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 65.727590][ T669] FAULT_INJECTION: forcing a failure.
[ 65.727590][ T669] name failslab, interval 1, probability 0, space 0, times 0
[ 65.731000][ T664] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 65.731015][ T664] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 65.731024][ T664] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 65.731034][ T664] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 65.775737][ T664] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
2026/04/05 14:26:37 executed programs: 86
[ 65.783743][ T664]
[ 65.786441][ T674] FAULT_INJECTION: forcing a failure.
[ 65.786441][ T674] name failslab, interval 1, probability 0, space 0, times 0
[ 65.799929][ T672] CPU: 0 PID: 672 Comm: syz.6.94 Not tainted syzkaller #0
[ 65.807067][ T672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 65.817124][ T672] Call Trace:
[ 65.820533][ T672]
[ 65.823742][ T672] __dump_stack+0x21/0x30
[ 65.828076][ T672] dump_stack_lvl+0x110/0x170
[ 65.832746][ T672] ? show_regs_print_info+0x20/0x20
[ 65.838029][ T672] dump_stack+0x15/0x20
[ 65.842176][ T672] should_fail+0x3c1/0x510
[ 65.846592][ T672] should_fail_alloc_page+0x55/0x80
[ 65.851795][ T672] prepare_alloc_pages+0x156/0x610
[ 65.856908][ T672] ? __alloc_pages_bulk+0xad0/0xad0
[ 65.862113][ T672] ? __kasan_check_write+0x14/0x20
[ 65.867229][ T672] __alloc_pages+0x11d/0x460
[ 65.871827][ T672] ? prep_new_page+0x110/0x110
[ 65.876588][ T672] ? avc_has_perm_noaudit+0x30b/0x490
[ 65.881956][ T672] new_slab+0xa1/0x4d0
[ 65.886106][ T672] ___slab_alloc+0x381/0x810
[ 65.890787][ T672] ? vm_area_dup+0x26/0x210
[ 65.895384][ T672] ? vm_area_dup+0x26/0x210
[ 65.899887][ T672] __slab_alloc+0x49/0x90
[ 65.904483][ T672] ? vm_area_dup+0x26/0x210
[ 65.908978][ T672] kmem_cache_alloc+0x138/0x260
[ 65.913827][ T672] vm_area_dup+0x26/0x210
[ 65.918160][ T672] copy_mm+0x947/0x13c0
[ 65.922320][ T672] ? copy_signal+0x600/0x600
[ 65.926903][ T672] ? __init_rwsem+0xfc/0x1d0
[ 65.931485][ T672] ? copy_signal+0x4cb/0x600
[ 65.936065][ T672] copy_process+0x117c/0x3250
[ 65.940898][ T672] ? __kasan_check_write+0x14/0x20
[ 65.946006][ T672] ? __pidfd_prepare+0x150/0x150
[ 65.950937][ T672] kernel_clone+0x233/0x960
[ 65.955541][ T672] ? create_io_thread+0x170/0x170
[ 65.960660][ T672] ? __kasan_check_write+0x14/0x20
[ 65.965942][ T672] ? mutex_unlock+0x8f/0x230
[ 65.970531][ T672] __x64_sys_clone+0x198/0x210
[ 65.975384][ T672] ? __kasan_check_write+0x14/0x20
[ 65.980493][ T672] ? __ia32_sys_vfork+0x130/0x130
[ 65.985518][ T672] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 65.991591][ T672] x64_sys_call+0x41f/0x9a0
[ 65.996172][ T672] do_syscall_64+0x4c/0xa0
[ 66.000760][ T672] ? clear_bhb_loop+0x50/0xa0
[ 66.005515][ T672] ? clear_bhb_loop+0x50/0xa0
[ 66.010375][ T672] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 66.016263][ T672] RIP: 0033:0x7ff54f483429
[ 66.020667][ T672] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 66.040262][ T672] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 66.048678][ T672] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 66.056762][ T672] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 66.064731][ T672] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 66.072697][ T672] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 66.080750][ T672] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 66.088715][ T672]
[ 66.094620][ T676] FAULT_INJECTION: forcing a failure.
[ 66.094620][ T676] name failslab, interval 1, probability 0, space 0, times 0
[ 66.095129][ T670] CPU: 0 PID: 670 Comm: syz.5.92 Not tainted syzkaller #0
[ 66.114599][ T670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 66.124698][ T670] Call Trace:
[ 66.127967][ T670]
[ 66.130887][ T670] __dump_stack+0x21/0x30
[ 66.135298][ T670] dump_stack_lvl+0x110/0x170
[ 66.139966][ T670] ? show_regs_print_info+0x20/0x20
[ 66.145153][ T670] dump_stack+0x15/0x20
[ 66.149302][ T670] should_fail+0x3c1/0x510
[ 66.153811][ T670] __should_failslab+0xa4/0xe0
[ 66.158580][ T670] should_failslab+0x9/0x20
[ 66.163257][ T670] slab_pre_alloc_hook+0x3b/0xe0
[ 66.168269][ T670] ? anon_vma_clone+0xc0/0x500
[ 66.173018][ T670] kmem_cache_alloc+0x44/0x260
[ 66.177889][ T670] anon_vma_clone+0xc0/0x500
[ 66.182522][ T670] anon_vma_fork+0x8c/0x510
[ 66.187370][ T670] copy_mm+0x9de/0x13c0
[ 66.191530][ T670] ? copy_signal+0x600/0x600
[ 66.196109][ T670] ? __init_rwsem+0xfc/0x1d0
[ 66.200689][ T670] ? copy_signal+0x4cb/0x600
[ 66.205262][ T670] copy_process+0x117c/0x3250
[ 66.209927][ T670] ? __kasan_check_write+0x14/0x20
[ 66.215041][ T670] ? __pidfd_prepare+0x150/0x150
[ 66.219975][ T670] kernel_clone+0x233/0x960
[ 66.224553][ T670] ? create_io_thread+0x170/0x170
[ 66.229561][ T670] ? __kasan_check_write+0x14/0x20
[ 66.234662][ T670] ? mutex_unlock+0x8f/0x230
[ 66.239418][ T670] __x64_sys_clone+0x198/0x210
[ 66.244176][ T670] ? __kasan_check_write+0x14/0x20
[ 66.249331][ T670] ? __ia32_sys_vfork+0x130/0x130
[ 66.254470][ T670] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 66.260530][ T670] x64_sys_call+0x41f/0x9a0
[ 66.265022][ T670] do_syscall_64+0x4c/0xa0
[ 66.269439][ T670] ? clear_bhb_loop+0x50/0xa0
[ 66.274098][ T670] ? clear_bhb_loop+0x50/0xa0
[ 66.278879][ T670] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 66.284778][ T670] RIP: 0033:0x7fc3e8895429
[ 66.289192][ T670] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 66.308785][ T670] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 66.317187][ T670] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 66.325177][ T670] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 66.333128][ T670] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 66.341168][ T670] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 66.349125][ T670] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 66.357086][ T670]
[ 66.360618][ T669] CPU: 0 PID: 669 Comm: syz.4.93 Not tainted syzkaller #0
[ 66.367746][ T669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 66.377799][ T669] Call Trace:
[ 66.381076][ T669]
[ 66.384085][ T669] __dump_stack+0x21/0x30
[ 66.388414][ T669] dump_stack_lvl+0x110/0x170
[ 66.393087][ T669] ? show_regs_print_info+0x20/0x20
[ 66.398281][ T669] dump_stack+0x15/0x20
[ 66.402450][ T669] should_fail+0x3c1/0x510
[ 66.406867][ T669] __should_failslab+0xa4/0xe0
[ 66.411847][ T669] should_failslab+0x9/0x20
[ 66.416371][ T669] slab_pre_alloc_hook+0x3b/0xe0
[ 66.421307][ T669] ? anon_vma_clone+0xc0/0x500
[ 66.426098][ T669] kmem_cache_alloc+0x44/0x260
[ 66.430866][ T669] anon_vma_clone+0xc0/0x500
[ 66.435540][ T669] anon_vma_fork+0x8c/0x510
[ 66.440035][ T669] copy_mm+0x9de/0x13c0
[ 66.444191][ T669] ? copy_signal+0x600/0x600
[ 66.448959][ T669] ? __init_rwsem+0xfc/0x1d0
[ 66.453632][ T669] ? copy_signal+0x4cb/0x600
[ 66.458218][ T669] copy_process+0x117c/0x3250
[ 66.462993][ T669] ? __kasan_check_write+0x14/0x20
[ 66.468108][ T669] ? __pidfd_prepare+0x150/0x150
[ 66.473166][ T669] kernel_clone+0x233/0x960
[ 66.477669][ T669] ? create_io_thread+0x170/0x170
[ 66.482692][ T669] ? __kasan_check_write+0x14/0x20
[ 66.487889][ T669] ? mutex_unlock+0x8f/0x230
[ 66.492500][ T669] __x64_sys_clone+0x198/0x210
[ 66.497271][ T669] ? __kasan_check_write+0x14/0x20
[ 66.502429][ T669] ? __ia32_sys_vfork+0x130/0x130
[ 66.507459][ T669] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 66.513540][ T669] x64_sys_call+0x41f/0x9a0
[ 66.518045][ T669] do_syscall_64+0x4c/0xa0
[ 66.522460][ T669] ? clear_bhb_loop+0x50/0xa0
[ 66.527132][ T669] ? clear_bhb_loop+0x50/0xa0
[ 66.531800][ T669] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 66.537693][ T669] RIP: 0033:0x7fb470ca7429
[ 66.542128][ T669] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 66.561824][ T669] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 66.570235][ T669] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 66.578201][ T669] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 66.586158][ T669] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 66.594114][ T669] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 66.602080][ T669] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 66.610128][ T669]
[ 66.613801][ T674] CPU: 0 PID: 674 Comm: syz.3.95 Not tainted syzkaller #0
[ 66.621014][ T674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 66.631062][ T674] Call Trace:
[ 66.634337][ T674]
[ 66.637259][ T674] __dump_stack+0x21/0x30
[ 66.641587][ T674] dump_stack_lvl+0x110/0x170
[ 66.646257][ T674] ? show_regs_print_info+0x20/0x20
[ 66.651450][ T674] dump_stack+0x15/0x20
[ 66.655600][ T674] should_fail+0x3c1/0x510
[ 66.660020][ T674] __should_failslab+0xa4/0xe0
[ 66.664790][ T674] should_failslab+0x9/0x20
[ 66.669500][ T674] slab_pre_alloc_hook+0x3b/0xe0
[ 66.674431][ T674] ? anon_vma_clone+0xc0/0x500
[ 66.679304][ T674] kmem_cache_alloc+0x44/0x260
[ 66.684062][ T674] anon_vma_clone+0xc0/0x500
[ 66.688641][ T674] anon_vma_fork+0x8c/0x510
[ 66.693307][ T674] copy_mm+0x9de/0x13c0
[ 66.697458][ T674] ? copy_signal+0x600/0x600
[ 66.702033][ T674] ? __init_rwsem+0xfc/0x1d0
[ 66.706608][ T674] ? copy_signal+0x4cb/0x600
[ 66.711182][ T674] copy_process+0x117c/0x3250
[ 66.715851][ T674] ? __kasan_check_write+0x14/0x20
[ 66.720955][ T674] ? __pidfd_prepare+0x150/0x150
[ 66.725896][ T674] kernel_clone+0x233/0x960
[ 66.730401][ T674] ? create_io_thread+0x170/0x170
[ 66.735424][ T674] ? __kasan_check_write+0x14/0x20
[ 66.740570][ T674] ? mutex_unlock+0x8f/0x230
[ 66.745151][ T674] __x64_sys_clone+0x198/0x210
[ 66.749905][ T674] ? __kasan_check_write+0x14/0x20
[ 66.754999][ T674] ? __ia32_sys_vfork+0x130/0x130
[ 66.760054][ T674] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 66.766189][ T674] x64_sys_call+0x41f/0x9a0
[ 66.770679][ T674] do_syscall_64+0x4c/0xa0
[ 66.775084][ T674] ? clear_bhb_loop+0x50/0xa0
[ 66.779748][ T674] ? clear_bhb_loop+0x50/0xa0
[ 66.784405][ T674] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 66.790374][ T674] RIP: 0033:0x7f94241ac429
[ 66.794860][ T674] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 66.814536][ T674] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 66.822935][ T674] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 66.831066][ T674] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 66.839220][ T674] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 66.847178][ T674] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 66.855144][ T674] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 66.863122][ T674]
[ 66.875132][ T683] FAULT_INJECTION: forcing a failure.
[ 66.875132][ T683] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 66.877352][ T685] FAULT_INJECTION: forcing a failure.
[ 66.877352][ T685] name failslab, interval 1, probability 0, space 0, times 0
[ 66.901634][ T683] CPU: 0 PID: 683 Comm: syz.5.98 Not tainted syzkaller #0
[ 66.908768][ T683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 66.918824][ T683] Call Trace:
[ 66.922101][ T683]
[ 66.925022][ T683] __dump_stack+0x21/0x30
[ 66.929371][ T683] dump_stack_lvl+0x110/0x170
[ 66.934046][ T683] ? show_regs_print_info+0x20/0x20
[ 66.939265][ T683] dump_stack+0x15/0x20
[ 66.943636][ T683] should_fail+0x3c1/0x510
[ 66.948067][ T683] should_fail_alloc_page+0x55/0x80
[ 66.953377][ T683] prepare_alloc_pages+0x156/0x610
[ 66.958498][ T683] ? __alloc_pages_bulk+0xad0/0xad0
[ 66.963789][ T683] ? __alloc_pages+0x460/0x460
[ 66.968545][ T683] __alloc_pages+0x11d/0x460
[ 66.973168][ T683] ? prep_new_page+0x110/0x110
[ 66.977939][ T683] ? __kasan_check_write+0x14/0x20
[ 66.983053][ T683] ? _raw_spin_lock+0x94/0xf0
[ 66.987738][ T683] pte_alloc_one+0x70/0x190
[ 66.992331][ T683] ? pfn_modify_allowed+0x2f0/0x2f0
[ 66.997528][ T683] ? _raw_spin_unlock+0x4d/0x70
[ 67.002401][ T683] ? __pmd_alloc+0x406/0x4b0
[ 67.007075][ T683] __pte_alloc+0x75/0x2a0
[ 67.011487][ T683] ? __pud_alloc+0x1a0/0x1a0
[ 67.016069][ T683] ? __kasan_slab_alloc+0xcf/0xf0
[ 67.021084][ T683] ? free_pgtables+0x280/0x280
[ 67.025947][ T683] ? anon_vma_fork+0x200/0x510
[ 67.030784][ T683] ? copy_process+0x117c/0x3250
[ 67.035719][ T683] ? kernel_clone+0x233/0x960
[ 67.040393][ T683] ? __x64_sys_clone+0x198/0x210
[ 67.045323][ T683] copy_page_range+0x237c/0x28d0
[ 67.050273][ T683] ? pfn_valid+0x1d0/0x1d0
[ 67.054682][ T683] copy_mm+0xbf2/0x13c0
[ 67.058828][ T683] ? copy_signal+0x600/0x600
[ 67.063408][ T683] ? __init_rwsem+0xfc/0x1d0
[ 67.067989][ T683] ? copy_signal+0x4cb/0x600
[ 67.072569][ T683] copy_process+0x117c/0x3250
[ 67.077356][ T683] ? __kasan_check_write+0x14/0x20
[ 67.082482][ T683] ? __pidfd_prepare+0x150/0x150
[ 67.087412][ T683] kernel_clone+0x233/0x960
[ 67.091910][ T683] ? create_io_thread+0x170/0x170
[ 67.096923][ T683] ? __kasan_check_write+0x14/0x20
[ 67.102026][ T683] ? mutex_unlock+0x8f/0x230
[ 67.106697][ T683] __x64_sys_clone+0x198/0x210
[ 67.111465][ T683] ? __kasan_check_write+0x14/0x20
[ 67.116573][ T683] ? __ia32_sys_vfork+0x130/0x130
[ 67.121596][ T683] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 67.127662][ T683] x64_sys_call+0x41f/0x9a0
[ 67.132165][ T683] do_syscall_64+0x4c/0xa0
[ 67.136594][ T683] ? clear_bhb_loop+0x50/0xa0
[ 67.141270][ T683] ? clear_bhb_loop+0x50/0xa0
[ 67.145943][ T683] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 67.151921][ T683] RIP: 0033:0x7fc3e8895429
[ 67.156325][ T683] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 67.176011][ T683] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 67.184505][ T683] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 67.192560][ T683] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 67.200611][ T683] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 67.208571][ T683] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 67.216551][ T683] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 67.224516][ T683]
[ 67.228669][ T676] CPU: 1 PID: 676 Comm: syz.1.96 Not tainted syzkaller #0
[ 67.229860][ T687] FAULT_INJECTION: forcing a failure.
[ 67.229860][ T687] name failslab, interval 1, probability 0, space 0, times 0
[ 67.235792][ T676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 67.235806][ T676] Call Trace:
[ 67.235811][ T676]
[ 67.235817][ T676] __dump_stack+0x21/0x30
[ 67.235839][ T676] dump_stack_lvl+0x110/0x170
[ 67.235856][ T676] ? show_regs_print_info+0x20/0x20
[ 67.235875][ T676] dump_stack+0x15/0x20
[ 67.235890][ T676] should_fail+0x3c1/0x510
[ 67.235906][ T676] __should_failslab+0xa4/0xe0
[ 67.286746][ T688] FAULT_INJECTION: forcing a failure.
[ 67.286746][ T688] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 67.287605][ T676] should_failslab+0x9/0x20
[ 67.310184][ T676] slab_pre_alloc_hook+0x3b/0xe0
[ 67.315119][ T676] ? vm_area_dup+0x26/0x210
[ 67.319638][ T676] kmem_cache_alloc+0x44/0x260
[ 67.324398][ T676] vm_area_dup+0x26/0x210
[ 67.328717][ T676] copy_mm+0x947/0x13c0
[ 67.332875][ T676] ? copy_signal+0x600/0x600
[ 67.337540][ T676] ? __init_rwsem+0xfc/0x1d0
[ 67.342124][ T676] ? copy_signal+0x4cb/0x600
[ 67.346703][ T676] copy_process+0x117c/0x3250
[ 67.351380][ T676] ? __kasan_check_write+0x14/0x20
[ 67.356483][ T676] ? __pidfd_prepare+0x150/0x150
[ 67.361412][ T676] kernel_clone+0x233/0x960
[ 67.365933][ T676] ? create_io_thread+0x170/0x170
[ 67.370948][ T676] ? __kasan_check_write+0x14/0x20
[ 67.376048][ T676] ? mutex_unlock+0x8f/0x230
[ 67.380636][ T676] __x64_sys_clone+0x198/0x210
[ 67.385393][ T676] ? __kasan_check_write+0x14/0x20
[ 67.390496][ T676] ? __ia32_sys_vfork+0x130/0x130
[ 67.395521][ T676] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 67.401580][ T676] x64_sys_call+0x41f/0x9a0
[ 67.406071][ T676] do_syscall_64+0x4c/0xa0
[ 67.410489][ T676] ? clear_bhb_loop+0x50/0xa0
[ 67.415155][ T676] ? clear_bhb_loop+0x50/0xa0
[ 67.419820][ T676] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 67.425706][ T676] RIP: 0033:0x7f2d6796e429
[ 67.430108][ T676] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 67.449904][ T676] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 67.458421][ T676] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 67.466392][ T676] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 67.474445][ T676] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 67.482416][ T676] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 67.490552][ T676] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 67.498519][ T676]
[ 67.501529][ T685] CPU: 0 PID: 685 Comm: syz.4.99 Not tainted syzkaller #0
[ 67.508641][ T685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 67.518684][ T685] Call Trace:
[ 67.521961][ T685]
[ 67.524877][ T685] __dump_stack+0x21/0x30
[ 67.529198][ T685] dump_stack_lvl+0x110/0x170
[ 67.533858][ T685] ? show_regs_print_info+0x20/0x20
[ 67.539040][ T685] dump_stack+0x15/0x20
[ 67.543270][ T685] should_fail+0x3c1/0x510
[ 67.547670][ T685] __should_failslab+0xa4/0xe0
[ 67.552418][ T685] should_failslab+0x9/0x20
[ 67.556905][ T685] slab_pre_alloc_hook+0x3b/0xe0
[ 67.561827][ T685] ? anon_vma_clone+0xc0/0x500
[ 67.566583][ T685] kmem_cache_alloc+0x44/0x260
[ 67.571335][ T685] anon_vma_clone+0xc0/0x500
[ 67.575909][ T685] anon_vma_fork+0x8c/0x510
[ 67.580399][ T685] copy_mm+0x9de/0x13c0
[ 67.584626][ T685] ? copy_signal+0x600/0x600
[ 67.589204][ T685] ? __init_rwsem+0xfc/0x1d0
[ 67.593783][ T685] ? copy_signal+0x4cb/0x600
[ 67.598445][ T685] copy_process+0x117c/0x3250
[ 67.603304][ T685] ? __kasan_check_write+0x14/0x20
[ 67.608404][ T685] ? __pidfd_prepare+0x150/0x150
[ 67.613330][ T685] kernel_clone+0x233/0x960
[ 67.617817][ T685] ? create_io_thread+0x170/0x170
[ 67.622827][ T685] ? __kasan_check_write+0x14/0x20
[ 67.627921][ T685] ? mutex_unlock+0x8f/0x230
[ 67.632502][ T685] __x64_sys_clone+0x198/0x210
[ 67.637259][ T685] ? __kasan_check_write+0x14/0x20
[ 67.642480][ T685] ? __ia32_sys_vfork+0x130/0x130
[ 67.647492][ T685] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 67.653556][ T685] x64_sys_call+0x41f/0x9a0
[ 67.658042][ T685] do_syscall_64+0x4c/0xa0
[ 67.662444][ T685] ? clear_bhb_loop+0x50/0xa0
[ 67.667106][ T685] ? clear_bhb_loop+0x50/0xa0
[ 67.671768][ T685] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 67.677649][ T685] RIP: 0033:0x7fb470ca7429
[ 67.682055][ T685] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 67.701645][ T685] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 67.710052][ T685] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 67.718125][ T685] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 67.726097][ T685] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 67.734059][ T685] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 67.742127][ T685] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 67.750527][ T685]
[ 67.754234][ T687] CPU: 0 PID: 687 Comm: syz.3.100 Not tainted syzkaller #0
[ 67.761456][ T687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 67.771510][ T687] Call Trace:
[ 67.774869][ T687]
[ 67.777902][ T687] __dump_stack+0x21/0x30
[ 67.782430][ T687] dump_stack_lvl+0x110/0x170
[ 67.787195][ T687] ? show_regs_print_info+0x20/0x20
[ 67.792386][ T687] dump_stack+0x15/0x20
[ 67.796537][ T687] should_fail+0x3c1/0x510
[ 67.801064][ T687] __should_failslab+0xa4/0xe0
[ 67.805821][ T687] should_failslab+0x9/0x20
[ 67.810555][ T687] slab_pre_alloc_hook+0x3b/0xe0
[ 67.815512][ T687] ? anon_vma_clone+0xc0/0x500
[ 67.820263][ T687] kmem_cache_alloc+0x44/0x260
[ 67.825015][ T687] anon_vma_clone+0xc0/0x500
[ 67.829698][ T687] anon_vma_fork+0x8c/0x510
[ 67.834199][ T687] copy_mm+0x9de/0x13c0
[ 67.838356][ T687] ? copy_signal+0x600/0x600
[ 67.842972][ T687] ? __init_rwsem+0xfc/0x1d0
[ 67.847696][ T687] ? copy_signal+0x4cb/0x600
[ 67.852379][ T687] copy_process+0x117c/0x3250
[ 67.857058][ T687] ? __kasan_check_write+0x14/0x20
[ 67.862166][ T687] ? __pidfd_prepare+0x150/0x150
[ 67.867136][ T687] kernel_clone+0x233/0x960
[ 67.871641][ T687] ? create_io_thread+0x170/0x170
[ 67.876660][ T687] ? __kasan_check_write+0x14/0x20
[ 67.881765][ T687] ? mutex_unlock+0x8f/0x230
[ 67.886437][ T687] __x64_sys_clone+0x198/0x210
[ 67.891189][ T687] ? __kasan_check_write+0x14/0x20
[ 67.896290][ T687] ? __ia32_sys_vfork+0x130/0x130
[ 67.896493][ T690] FAULT_INJECTION: forcing a failure.
[ 67.896493][ T690] name failslab, interval 1, probability 0, space 0, times 0
[ 67.901331][ T687] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 67.901353][ T687] x64_sys_call+0x41f/0x9a0
[ 67.901369][ T687] do_syscall_64+0x4c/0xa0
[ 67.928875][ T687] ? clear_bhb_loop+0x50/0xa0
[ 67.933651][ T687] ? clear_bhb_loop+0x50/0xa0
[ 67.938331][ T687] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 67.944237][ T687] RIP: 0033:0x7f94241ac429
[ 67.948752][ T687] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 67.968365][ T687] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 67.976785][ T687] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 67.984840][ T687] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 67.992831][ T687] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 68.000880][ T687] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 68.008843][ T687] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 68.017093][ T687]
[ 68.020109][ T690] CPU: 1 PID: 690 Comm: syz.5.101 Not tainted syzkaller #0
[ 68.027403][ T690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 68.037457][ T690] Call Trace:
[ 68.040837][ T690]
[ 68.043761][ T690] __dump_stack+0x21/0x30
[ 68.048091][ T690] dump_stack_lvl+0x110/0x170
[ 68.052956][ T690] ? show_regs_print_info+0x20/0x20
[ 68.058175][ T690] dump_stack+0x15/0x20
[ 68.062336][ T690] should_fail+0x3c1/0x510
[ 68.066750][ T690] __should_failslab+0xa4/0xe0
[ 68.071509][ T690] should_failslab+0x9/0x20
[ 68.076005][ T690] slab_pre_alloc_hook+0x3b/0xe0
[ 68.080946][ T690] ? anon_vma_clone+0xc0/0x500
[ 68.085715][ T690] kmem_cache_alloc+0x44/0x260
[ 68.087940][ T695] FAULT_INJECTION: forcing a failure.
[ 68.087940][ T695] name failslab, interval 1, probability 0, space 0, times 0
[ 68.090482][ T690] anon_vma_clone+0xc0/0x500
[ 68.107791][ T690] anon_vma_fork+0x8c/0x510
[ 68.109660][ T697] FAULT_INJECTION: forcing a failure.
[ 68.109660][ T697] name failslab, interval 1, probability 0, space 0, times 0
[ 68.112309][ T690] copy_mm+0x9de/0x13c0
[ 68.129097][ T690] ? copy_signal+0x600/0x600
[ 68.133927][ T690] ? __init_rwsem+0xfc/0x1d0
[ 68.138516][ T690] ? copy_signal+0x4cb/0x600
[ 68.143101][ T690] copy_process+0x117c/0x3250
[ 68.147790][ T690] ? __kasan_check_write+0x14/0x20
[ 68.152904][ T690] ? __pidfd_prepare+0x150/0x150
[ 68.157837][ T690] kernel_clone+0x233/0x960
[ 68.162343][ T690] ? create_io_thread+0x170/0x170
[ 68.167445][ T690] ? __kasan_check_write+0x14/0x20
[ 68.172639][ T690] ? mutex_unlock+0x8f/0x230
[ 68.177338][ T690] __x64_sys_clone+0x198/0x210
[ 68.182107][ T690] ? __kasan_check_write+0x14/0x20
[ 68.187386][ T690] ? __ia32_sys_vfork+0x130/0x130
[ 68.192410][ T690] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 68.198596][ T690] x64_sys_call+0x41f/0x9a0
[ 68.203102][ T690] do_syscall_64+0x4c/0xa0
[ 68.207518][ T690] ? clear_bhb_loop+0x50/0xa0
[ 68.212326][ T690] ? clear_bhb_loop+0x50/0xa0
[ 68.216996][ T690] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 68.223235][ T690] RIP: 0033:0x7fc3e8895429
[ 68.227757][ T690] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 68.247538][ T690] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 68.255947][ T690] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 68.263917][ T690] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 68.271975][ T690] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 68.279937][ T690] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 68.288338][ T690] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 68.296310][ T690]
[ 68.299410][ T697] CPU: 0 PID: 697 Comm: syz.1.102 Not tainted syzkaller #0
[ 68.300689][ T698] FAULT_INJECTION: forcing a failure.
[ 68.300689][ T698] name failslab, interval 1, probability 0, space 0, times 0
[ 68.306605][ T697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 68.306616][ T697] Call Trace:
[ 68.306621][ T697]
[ 68.306626][ T697] __dump_stack+0x21/0x30
[ 68.339883][ T697] dump_stack_lvl+0x110/0x170
[ 68.344588][ T697] ? show_regs_print_info+0x20/0x20
[ 68.349787][ T697] ? avc_denied+0x1b0/0x1b0
[ 68.354283][ T697] dump_stack+0x15/0x20
[ 68.358427][ T697] should_fail+0x3c1/0x510
[ 68.362943][ T697] __should_failslab+0xa4/0xe0
[ 68.367712][ T697] should_failslab+0x9/0x20
[ 68.372291][ T697] slab_pre_alloc_hook+0x3b/0xe0
[ 68.377291][ T697] ? vm_area_dup+0x26/0x210
[ 68.381782][ T697] kmem_cache_alloc+0x44/0x260
[ 68.386537][ T697] vm_area_dup+0x26/0x210
[ 68.390855][ T697] copy_mm+0x947/0x13c0
[ 68.395002][ T697] ? copy_signal+0x600/0x600
[ 68.399580][ T697] ? __init_rwsem+0xfc/0x1d0
[ 68.404244][ T697] ? copy_signal+0x4cb/0x600
[ 68.408818][ T697] copy_process+0x117c/0x3250
[ 68.413484][ T697] ? __kasan_check_write+0x14/0x20
[ 68.418584][ T697] ? __pidfd_prepare+0x150/0x150
[ 68.423509][ T697] kernel_clone+0x233/0x960
[ 68.428002][ T697] ? create_io_thread+0x170/0x170
[ 68.433010][ T697] ? __kasan_check_write+0x14/0x20
[ 68.438162][ T697] ? mutex_unlock+0x8f/0x230
[ 68.442748][ T697] __x64_sys_clone+0x198/0x210
[ 68.447528][ T697] ? __kasan_check_write+0x14/0x20
[ 68.452642][ T697] ? __ia32_sys_vfork+0x130/0x130
[ 68.457667][ T697] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 68.463726][ T697] x64_sys_call+0x41f/0x9a0
[ 68.468216][ T697] do_syscall_64+0x4c/0xa0
[ 68.472617][ T697] ? clear_bhb_loop+0x50/0xa0
[ 68.477293][ T697] ? clear_bhb_loop+0x50/0xa0
[ 68.481956][ T697] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 68.487833][ T697] RIP: 0033:0x7f2d6796e429
[ 68.492247][ T697] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 68.511927][ T697] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 68.520327][ T697] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 68.528291][ T697] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 68.536245][ T697] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 68.544225][ T697] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 68.552277][ T697] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 68.560245][ T697]
[ 68.564098][ T688] CPU: 0 PID: 688 Comm: syz.6.97 Not tainted syzkaller #0
[ 68.571311][ T688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 68.581376][ T688] Call Trace:
[ 68.584654][ T688]
[ 68.587576][ T688] __dump_stack+0x21/0x30
[ 68.591902][ T688] dump_stack_lvl+0x110/0x170
[ 68.596572][ T688] ? show_regs_print_info+0x20/0x20
[ 68.601851][ T688] dump_stack+0x15/0x20
[ 68.605996][ T688] should_fail+0x3c1/0x510
[ 68.610402][ T688] should_fail_alloc_page+0x55/0x80
[ 68.615589][ T688] prepare_alloc_pages+0x156/0x610
[ 68.620783][ T688] ? __alloc_pages_bulk+0xad0/0xad0
[ 68.625971][ T688] ? __kasan_check_write+0x14/0x20
[ 68.631074][ T688] __alloc_pages+0x11d/0x460
[ 68.635652][ T688] ? prep_new_page+0x110/0x110
[ 68.640410][ T688] ? avc_has_perm_noaudit+0x30b/0x490
[ 68.645813][ T688] new_slab+0xa1/0x4d0
[ 68.649873][ T688] ___slab_alloc+0x381/0x810
[ 68.654537][ T688] ? vm_area_dup+0x26/0x210
[ 68.659138][ T688] ? vm_area_dup+0x26/0x210
[ 68.663633][ T688] __slab_alloc+0x49/0x90
[ 68.668045][ T688] ? vm_area_dup+0x26/0x210
[ 68.672811][ T688] kmem_cache_alloc+0x138/0x260
[ 68.677672][ T688] vm_area_dup+0x26/0x210
[ 68.681994][ T688] copy_mm+0x947/0x13c0
[ 68.686150][ T688] ? copy_signal+0x600/0x600
[ 68.690727][ T688] ? __init_rwsem+0xfc/0x1d0
[ 68.695303][ T688] ? copy_signal+0x4cb/0x600
[ 68.699877][ T688] copy_process+0x117c/0x3250
[ 68.704583][ T688] ? __kasan_check_write+0x14/0x20
[ 68.709781][ T688] ? __pidfd_prepare+0x150/0x150
[ 68.714710][ T688] kernel_clone+0x233/0x960
[ 68.719304][ T688] ? create_io_thread+0x170/0x170
[ 68.724335][ T688] ? __kasan_check_write+0x14/0x20
[ 68.729440][ T688] ? mutex_unlock+0x8f/0x230
[ 68.734023][ T688] __x64_sys_clone+0x198/0x210
[ 68.738788][ T688] ? __kasan_check_write+0x14/0x20
[ 68.744076][ T688] ? __ia32_sys_vfork+0x130/0x130
[ 68.749138][ T688] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 68.755225][ T688] x64_sys_call+0x41f/0x9a0
[ 68.759839][ T688] do_syscall_64+0x4c/0xa0
[ 68.764246][ T688] ? clear_bhb_loop+0x50/0xa0
[ 68.768927][ T688] ? clear_bhb_loop+0x50/0xa0
[ 68.773610][ T688] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 68.779584][ T688] RIP: 0033:0x7ff54f483429
[ 68.784082][ T688] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 68.803765][ T688] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 68.812172][ T688] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 68.820146][ T688] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 68.828202][ T688] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 68.836253][ T688] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 68.844227][ T688] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 68.852280][ T688]
[ 68.859781][ T698] CPU: 1 PID: 698 Comm: syz.3.103 Not tainted syzkaller #0
[ 68.867007][ T698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 68.869894][ T701] FAULT_INJECTION: forcing a failure.
[ 68.869894][ T701] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 68.877151][ T698] Call Trace:
[ 68.877158][ T698]
[ 68.877163][ T698] __dump_stack+0x21/0x30
[ 68.877186][ T698] dump_stack_lvl+0x110/0x170
[ 68.877201][ T698] ? show_regs_print_info+0x20/0x20
[ 68.910798][ T698] dump_stack+0x15/0x20
[ 68.914968][ T698] should_fail+0x3c1/0x510
[ 68.919381][ T698] __should_failslab+0xa4/0xe0
[ 68.924137][ T698] should_failslab+0x9/0x20
[ 68.928630][ T698] slab_pre_alloc_hook+0x3b/0xe0
[ 68.933738][ T698] ? anon_vma_clone+0xc0/0x500
[ 68.938507][ T698] kmem_cache_alloc+0x44/0x260
[ 68.943362][ T698] anon_vma_clone+0xc0/0x500
[ 68.947947][ T698] anon_vma_fork+0x8c/0x510
[ 68.952459][ T698] copy_mm+0x9de/0x13c0
[ 68.956697][ T698] ? copy_signal+0x600/0x600
[ 68.961277][ T698] ? __init_rwsem+0xfc/0x1d0
[ 68.965858][ T698] ? copy_signal+0x4cb/0x600
[ 68.970525][ T698] copy_process+0x117c/0x3250
[ 68.975198][ T698] ? __kasan_check_write+0x14/0x20
[ 68.980301][ T698] ? __pidfd_prepare+0x150/0x150
[ 68.985259][ T698] kernel_clone+0x233/0x960
[ 68.989751][ T698] ? create_io_thread+0x170/0x170
[ 68.994769][ T698] ? __kasan_check_write+0x14/0x20
[ 68.999867][ T698] ? mutex_unlock+0x8f/0x230
[ 69.004723][ T698] __x64_sys_clone+0x198/0x210
[ 69.009488][ T698] ? __kasan_check_write+0x14/0x20
[ 69.014602][ T698] ? __ia32_sys_vfork+0x130/0x130
[ 69.019625][ T698] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 69.025787][ T698] x64_sys_call+0x41f/0x9a0
[ 69.030286][ T698] do_syscall_64+0x4c/0xa0
[ 69.034793][ T698] ? clear_bhb_loop+0x50/0xa0
[ 69.039458][ T698] ? clear_bhb_loop+0x50/0xa0
[ 69.044136][ T698] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 69.050039][ T698] RIP: 0033:0x7f94241ac429
[ 69.054443][ T698] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 69.074041][ T698] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 69.082553][ T698] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 69.090609][ T698] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 69.098898][ T698] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 69.106875][ T698] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 69.114872][ T698] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 69.122846][ T698]
[ 69.125858][ T701] CPU: 0 PID: 701 Comm: syz.5.105 Not tainted syzkaller #0
[ 69.133513][ T701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 69.143654][ T701] Call Trace:
[ 69.146933][ T701]
[ 69.149940][ T701] __dump_stack+0x21/0x30
[ 69.154262][ T701] dump_stack_lvl+0x110/0x170
[ 69.158937][ T701] ? show_regs_print_info+0x20/0x20
[ 69.164143][ T701] dump_stack+0x15/0x20
[ 69.168301][ T701] should_fail+0x3c1/0x510
[ 69.172795][ T701] should_fail_alloc_page+0x55/0x80
[ 69.177984][ T701] prepare_alloc_pages+0x156/0x610
[ 69.183112][ T701] ? __alloc_pages_bulk+0xad0/0xad0
[ 69.188305][ T701] ? __kasan_check_write+0x14/0x20
[ 69.193494][ T701] __alloc_pages+0x11d/0x460
[ 69.198067][ T701] ? prep_new_page+0x110/0x110
[ 69.202814][ T701] ? avc_has_perm_noaudit+0x30b/0x490
[ 69.208231][ T701] new_slab+0xa1/0x4d0
[ 69.212462][ T701] ___slab_alloc+0x381/0x810
[ 69.217220][ T701] ? vm_area_dup+0x26/0x210
[ 69.221752][ T701] ? vm_area_dup+0x26/0x210
[ 69.226316][ T701] __slab_alloc+0x49/0x90
[ 69.230718][ T701] ? vm_area_dup+0x26/0x210
[ 69.235243][ T701] kmem_cache_alloc+0x138/0x260
[ 69.240082][ T701] vm_area_dup+0x26/0x210
[ 69.244513][ T701] copy_mm+0x947/0x13c0
[ 69.248751][ T701] ? copy_signal+0x600/0x600
[ 69.253343][ T701] ? __init_rwsem+0xfc/0x1d0
[ 69.258013][ T701] ? copy_signal+0x4cb/0x600
[ 69.262591][ T701] copy_process+0x117c/0x3250
[ 69.267258][ T701] ? __kasan_check_write+0x14/0x20
[ 69.272440][ T701] ? __pidfd_prepare+0x150/0x150
[ 69.277537][ T701] kernel_clone+0x233/0x960
[ 69.282027][ T701] ? create_io_thread+0x170/0x170
[ 69.287129][ T701] ? __kasan_check_write+0x14/0x20
[ 69.292342][ T701] ? mutex_unlock+0x8f/0x230
[ 69.296927][ T701] __x64_sys_clone+0x198/0x210
[ 69.301776][ T701] ? __kasan_check_write+0x14/0x20
[ 69.307137][ T701] ? __ia32_sys_vfork+0x130/0x130
[ 69.312243][ T701] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 69.318301][ T701] x64_sys_call+0x41f/0x9a0
[ 69.322803][ T701] do_syscall_64+0x4c/0xa0
[ 69.327205][ T701] ? clear_bhb_loop+0x50/0xa0
[ 69.331869][ T701] ? clear_bhb_loop+0x50/0xa0
[ 69.336616][ T701] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 69.342624][ T701] RIP: 0033:0x7fc3e8895429
[ 69.347023][ T701] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 69.366822][ T701] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 69.375220][ T701] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 69.383365][ T701] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 69.391333][ T701] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 69.399534][ T701] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 69.407583][ T701] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 69.415631][ T701]
[ 69.419840][ T695] CPU: 0 PID: 695 Comm: syz.4.104 Not tainted syzkaller #0
[ 69.427051][ T695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 69.437268][ T695] Call Trace:
[ 69.440535][ T695]
[ 69.443450][ T695] __dump_stack+0x21/0x30
[ 69.447779][ T695] dump_stack_lvl+0x110/0x170
[ 69.452531][ T695] ? show_regs_print_info+0x20/0x20
[ 69.457807][ T695] dump_stack+0x15/0x20
[ 69.462031][ T695] should_fail+0x3c1/0x510
[ 69.466439][ T695] __should_failslab+0xa4/0xe0
[ 69.471288][ T695] should_failslab+0x9/0x20
[ 69.475785][ T695] slab_pre_alloc_hook+0x3b/0xe0
[ 69.480717][ T695] ? anon_vma_clone+0xc0/0x500
[ 69.485553][ T695] kmem_cache_alloc+0x44/0x260
[ 69.490305][ T695] anon_vma_clone+0xc0/0x500
[ 69.494888][ T695] anon_vma_fork+0x8c/0x510
[ 69.499374][ T695] copy_mm+0x9de/0x13c0
[ 69.503517][ T695] ? copy_signal+0x600/0x600
[ 69.508149][ T695] ? __init_rwsem+0xfc/0x1d0
[ 69.512809][ T695] ? copy_signal+0x4cb/0x600
[ 69.517380][ T695] copy_process+0x117c/0x3250
[ 69.522059][ T695] ? __kasan_check_write+0x14/0x20
[ 69.527167][ T695] ? __pidfd_prepare+0x150/0x150
[ 69.532094][ T695] kernel_clone+0x233/0x960
[ 69.536603][ T695] ? create_io_thread+0x170/0x170
[ 69.541718][ T695] ? __kasan_check_write+0x14/0x20
[ 69.546900][ T695] ? mutex_unlock+0x8f/0x230
[ 69.551563][ T695] __x64_sys_clone+0x198/0x210
[ 69.556340][ T695] ? __kasan_check_write+0x14/0x20
[ 69.561446][ T695] ? __ia32_sys_vfork+0x130/0x130
[ 69.566583][ T695] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 69.572726][ T695] x64_sys_call+0x41f/0x9a0
[ 69.577218][ T695] do_syscall_64+0x4c/0xa0
[ 69.581795][ T695] ? clear_bhb_loop+0x50/0xa0
[ 69.586541][ T695] ? clear_bhb_loop+0x50/0xa0
[ 69.591199][ T695] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 69.597167][ T695] RIP: 0033:0x7fb470ca7429
[ 69.601571][ T695] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 69.621342][ T695] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 69.630115][ T695] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 69.638084][ T695] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 69.646087][ T695] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 69.654131][ T695] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 69.662227][ T695] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 69.670277][ T695]
[ 69.687291][ T708] FAULT_INJECTION: forcing a failure.
[ 69.687291][ T708] name failslab, interval 1, probability 0, space 0, times 0
[ 69.700499][ T708] CPU: 0 PID: 708 Comm: syz.1.107 Not tainted syzkaller #0
[ 69.701672][ T709] FAULT_INJECTION: forcing a failure.
[ 69.701672][ T709] name failslab, interval 1, probability 0, space 0, times 0
[ 69.707886][ T708] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 69.707899][ T708] Call Trace:
[ 69.707904][ T708]
[ 69.707910][ T708] __dump_stack+0x21/0x30
[ 69.707933][ T708] dump_stack_lvl+0x110/0x170
[ 69.707951][ T708] ? show_regs_print_info+0x20/0x20
[ 69.707970][ T708] dump_stack+0x15/0x20
[ 69.707985][ T708] should_fail+0x3c1/0x510
[ 69.746418][ T711] FAULT_INJECTION: forcing a failure.
[ 69.746418][ T711] name failslab, interval 1, probability 0, space 0, times 0
[ 69.751135][ T708] __should_failslab+0xa4/0xe0
[ 69.777159][ T708] should_failslab+0x9/0x20
[ 69.781658][ T708] slab_pre_alloc_hook+0x3b/0xe0
[ 69.786591][ T708] ? anon_vma_clone+0xc0/0x500
[ 69.791344][ T708] kmem_cache_alloc+0x44/0x260
[ 69.796104][ T708] anon_vma_clone+0xc0/0x500
[ 69.800785][ T708] anon_vma_fork+0x8c/0x510
[ 69.805303][ T708] copy_mm+0x9de/0x13c0
[ 69.809471][ T708] ? copy_signal+0x600/0x600
[ 69.814078][ T708] ? __init_rwsem+0xfc/0x1d0
[ 69.818669][ T708] ? copy_signal+0x4cb/0x600
[ 69.823258][ T708] copy_process+0x117c/0x3250
[ 69.828040][ T708] ? __kasan_check_write+0x14/0x20
[ 69.833272][ T708] ? __pidfd_prepare+0x150/0x150
[ 69.838390][ T708] kernel_clone+0x233/0x960
[ 69.842982][ T708] ? create_io_thread+0x170/0x170
[ 69.848086][ T708] ? __kasan_check_write+0x14/0x20
[ 69.853211][ T708] ? mutex_unlock+0x8f/0x230
[ 69.857795][ T708] __x64_sys_clone+0x198/0x210
[ 69.862684][ T708] ? __kasan_check_write+0x14/0x20
[ 69.867906][ T708] ? __ia32_sys_vfork+0x130/0x130
[ 69.873022][ T708] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 69.879102][ T708] x64_sys_call+0x41f/0x9a0
[ 69.883608][ T708] do_syscall_64+0x4c/0xa0
[ 69.888030][ T708] ? clear_bhb_loop+0x50/0xa0
[ 69.892701][ T708] ? clear_bhb_loop+0x50/0xa0
[ 69.897378][ T708] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 69.903363][ T708] RIP: 0033:0x7f2d6796e429
[ 69.907855][ T708] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 69.927577][ T708] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 69.935988][ T708] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 69.944049][ T708] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 69.952051][ T708] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 69.960042][ T708] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 69.968195][ T708] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 69.976358][ T708]
[ 69.979372][ T709] CPU: 1 PID: 709 Comm: syz.3.106 Not tainted syzkaller #0
[ 69.986591][ T709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 69.996831][ T709] Call Trace:
[ 70.000118][ T709]
[ 70.003125][ T709] __dump_stack+0x21/0x30
[ 70.007543][ T709] dump_stack_lvl+0x110/0x170
[ 70.012305][ T709] ? show_regs_print_info+0x20/0x20
[ 70.017511][ T709] dump_stack+0x15/0x20
[ 70.021665][ T709] should_fail+0x3c1/0x510
[ 70.026252][ T709] __should_failslab+0xa4/0xe0
[ 70.031022][ T709] should_failslab+0x9/0x20
[ 70.035520][ T709] slab_pre_alloc_hook+0x3b/0xe0
[ 70.040452][ T709] ? anon_vma_clone+0xc0/0x500
[ 70.045210][ T709] kmem_cache_alloc+0x44/0x260
[ 70.049997][ T709] anon_vma_clone+0xc0/0x500
[ 70.054600][ T709] anon_vma_fork+0x8c/0x510
[ 70.059175][ T709] copy_mm+0x9de/0x13c0
[ 70.063500][ T709] ? copy_signal+0x600/0x600
[ 70.068085][ T709] ? __init_rwsem+0xfc/0x1d0
[ 70.072683][ T709] ? copy_signal+0x4cb/0x600
[ 70.077382][ T709] copy_process+0x117c/0x3250
[ 70.082070][ T709] ? __kasan_check_write+0x14/0x20
[ 70.087183][ T709] ? __pidfd_prepare+0x150/0x150
[ 70.092124][ T709] kernel_clone+0x233/0x960
[ 70.096623][ T709] ? create_io_thread+0x170/0x170
[ 70.101662][ T709] ? __kasan_check_write+0x14/0x20
[ 70.106787][ T709] ? mutex_unlock+0x8f/0x230
[ 70.111575][ T709] __x64_sys_clone+0x198/0x210
[ 70.116348][ T709] ? __kasan_check_write+0x14/0x20
[ 70.121480][ T709] ? __ia32_sys_vfork+0x130/0x130
[ 70.126691][ T709] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 70.133039][ T709] x64_sys_call+0x41f/0x9a0
[ 70.137549][ T709] do_syscall_64+0x4c/0xa0
[ 70.141977][ T709] ? clear_bhb_loop+0x50/0xa0
[ 70.146653][ T709] ? clear_bhb_loop+0x50/0xa0
[ 70.151354][ T709] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 70.157249][ T709] RIP: 0033:0x7f94241ac429
[ 70.157534][ T716] FAULT_INJECTION: forcing a failure.
[ 70.157534][ T716] name failslab, interval 1, probability 0, space 0, times 0
[ 70.161669][ T709] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 70.194165][ T709] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 70.202589][ T709] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 70.210568][ T709] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 70.218526][ T709] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 70.226570][ T709] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 70.234613][ T709] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 70.242665][ T709]
[ 70.246209][ T711] CPU: 0 PID: 711 Comm: syz.5.108 Not tainted syzkaller #0
[ 70.248286][ T717] FAULT_INJECTION: forcing a failure.
[ 70.248286][ T717] name failslab, interval 1, probability 0, space 0, times 0
[ 70.253418][ T711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 70.276084][ T711] Call Trace:
[ 70.279367][ T711]
[ 70.282290][ T711] __dump_stack+0x21/0x30
[ 70.286621][ T711] dump_stack_lvl+0x110/0x170
[ 70.291293][ T711] ? show_regs_print_info+0x20/0x20
[ 70.296574][ T711] dump_stack+0x15/0x20
[ 70.300731][ T711] should_fail+0x3c1/0x510
[ 70.305137][ T711] __should_failslab+0xa4/0xe0
[ 70.309892][ T711] should_failslab+0x9/0x20
[ 70.314404][ T711] slab_pre_alloc_hook+0x3b/0xe0
[ 70.319340][ T711] ? anon_vma_clone+0xc0/0x500
[ 70.324133][ T711] kmem_cache_alloc+0x44/0x260
[ 70.328897][ T711] anon_vma_clone+0xc0/0x500
[ 70.333479][ T711] anon_vma_fork+0x8c/0x510
[ 70.337979][ T711] copy_mm+0x9de/0x13c0
[ 70.342143][ T711] ? copy_signal+0x600/0x600
[ 70.346718][ T711] ? __init_rwsem+0xfc/0x1d0
[ 70.351306][ T711] ? copy_signal+0x4cb/0x600
[ 70.355925][ T711] copy_process+0x117c/0x3250
[ 70.360602][ T711] ? __kasan_check_write+0x14/0x20
[ 70.365708][ T711] ? __pidfd_prepare+0x150/0x150
[ 70.370640][ T711] kernel_clone+0x233/0x960
[ 70.375135][ T711] ? create_io_thread+0x170/0x170
[ 70.380508][ T711] ? __kasan_check_write+0x14/0x20
[ 70.385607][ T711] ? mutex_unlock+0x8f/0x230
[ 70.390282][ T711] __x64_sys_clone+0x198/0x210
[ 70.395217][ T711] ? __kasan_check_write+0x14/0x20
[ 70.400322][ T711] ? __ia32_sys_vfork+0x130/0x130
[ 70.405349][ T711] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 70.411511][ T711] x64_sys_call+0x41f/0x9a0
[ 70.416177][ T711] do_syscall_64+0x4c/0xa0
[ 70.420587][ T711] ? clear_bhb_loop+0x50/0xa0
[ 70.425342][ T711] ? clear_bhb_loop+0x50/0xa0
[ 70.430021][ T711] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 70.435917][ T711] RIP: 0033:0x7fc3e8895429
[ 70.440405][ T711] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 70.460272][ T711] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 70.468773][ T711] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 70.476741][ T711] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 70.484696][ T711] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 70.492747][ T711] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 70.500705][ T711] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 70.508663][ T711]
[ 70.513411][ T718] FAULT_INJECTION: forcing a failure.
[ 70.513411][ T718] name failslab, interval 1, probability 0, space 0, times 0
[ 70.515742][ T717] CPU: 1 PID: 717 Comm: syz.4.110 Not tainted syzkaller #0
[ 70.533210][ T717] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 70.543373][ T717] Call Trace:
[ 70.546653][ T717]
[ 70.549586][ T717] __dump_stack+0x21/0x30
[ 70.553919][ T717] dump_stack_lvl+0x110/0x170
[ 70.558598][ T717] ? show_regs_print_info+0x20/0x20
[ 70.563883][ T717] dump_stack+0x15/0x20
[ 70.568119][ T717] should_fail+0x3c1/0x510
[ 70.572542][ T717] __should_failslab+0xa4/0xe0
[ 70.577477][ T717] should_failslab+0x9/0x20
[ 70.581988][ T717] slab_pre_alloc_hook+0x3b/0xe0
[ 70.586918][ T717] ? anon_vma_fork+0x200/0x510
[ 70.591672][ T717] kmem_cache_alloc+0x44/0x260
[ 70.596453][ T717] anon_vma_fork+0x200/0x510
[ 70.601151][ T717] copy_mm+0x9de/0x13c0
[ 70.605397][ T717] ? copy_signal+0x600/0x600
[ 70.609981][ T717] ? __init_rwsem+0xfc/0x1d0
[ 70.614936][ T717] ? copy_signal+0x4cb/0x600
[ 70.619518][ T717] copy_process+0x117c/0x3250
[ 70.624378][ T717] ? __kasan_check_write+0x14/0x20
[ 70.629592][ T717] ? __pidfd_prepare+0x150/0x150
[ 70.634563][ T717] kernel_clone+0x233/0x960
[ 70.639166][ T717] ? create_io_thread+0x170/0x170
[ 70.644305][ T717] ? __kasan_check_write+0x14/0x20
[ 70.649428][ T717] ? mutex_unlock+0x8f/0x230
[ 70.654022][ T717] __x64_sys_clone+0x198/0x210
[ 70.658786][ T717] ? __kasan_check_write+0x14/0x20
[ 70.663934][ T717] ? __ia32_sys_vfork+0x130/0x130
[ 70.669044][ T717] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 70.675117][ T717] x64_sys_call+0x41f/0x9a0
[ 70.679626][ T717] do_syscall_64+0x4c/0xa0
[ 70.684042][ T717] ? clear_bhb_loop+0x50/0xa0
[ 70.688835][ T717] ? clear_bhb_loop+0x50/0xa0
[ 70.693507][ T717] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 70.699398][ T717] RIP: 0033:0x7fb470ca7429
[ 70.703818][ T717] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 70.723419][ T717] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 70.732802][ T717] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 70.741009][ T717] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 70.749049][ T717] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 70.757188][ T717] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 70.765352][ T717] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 70.773352][ T717]
[ 70.776380][ T716] CPU: 0 PID: 716 Comm: syz.6.109 Not tainted syzkaller #0
[ 70.783591][ T716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 70.793635][ T716] Call Trace:
[ 70.796925][ T716]
[ 70.799872][ T716] __dump_stack+0x21/0x30
[ 70.804187][ T716] dump_stack_lvl+0x110/0x170
[ 70.808847][ T716] ? show_regs_print_info+0x20/0x20
[ 70.814027][ T716] dump_stack+0x15/0x20
[ 70.818181][ T716] should_fail+0x3c1/0x510
[ 70.822576][ T716] __should_failslab+0xa4/0xe0
[ 70.827336][ T716] should_failslab+0x9/0x20
[ 70.831994][ T716] slab_pre_alloc_hook+0x3b/0xe0
[ 70.837002][ T716] ? anon_vma_clone+0xc0/0x500
[ 70.841834][ T716] kmem_cache_alloc+0x44/0x260
[ 70.846585][ T716] anon_vma_clone+0xc0/0x500
[ 70.851158][ T716] anon_vma_fork+0x8c/0x510
[ 70.855641][ T716] copy_mm+0x9de/0x13c0
[ 70.859862][ T716] ? copy_signal+0x600/0x600
[ 70.864435][ T716] ? __init_rwsem+0xfc/0x1d0
[ 70.869011][ T716] ? copy_signal+0x4cb/0x600
[ 70.873583][ T716] copy_process+0x117c/0x3250
[ 70.878519][ T716] ? __kasan_check_write+0x14/0x20
[ 70.883630][ T716] ? __pidfd_prepare+0x150/0x150
[ 70.888573][ T716] kernel_clone+0x233/0x960
[ 70.893067][ T716] ? create_io_thread+0x170/0x170
[ 70.898092][ T716] ? __kasan_check_write+0x14/0x20
[ 70.903208][ T716] ? mutex_unlock+0x8f/0x230
[ 70.907810][ T716] __x64_sys_clone+0x198/0x210
[ 70.912656][ T716] ? __kasan_check_write+0x14/0x20
[ 70.917842][ T716] ? __ia32_sys_vfork+0x130/0x130
[ 70.922852][ T716] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 70.929237][ T716] x64_sys_call+0x41f/0x9a0
[ 70.933738][ T716] do_syscall_64+0x4c/0xa0
[ 70.938140][ T716] ? clear_bhb_loop+0x50/0xa0
[ 70.942823][ T716] ? clear_bhb_loop+0x50/0xa0
[ 70.947594][ T716] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 70.953842][ T716] RIP: 0033:0x7ff54f483429
[ 70.958355][ T716] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 70.978342][ T716] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 70.986948][ T716] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 70.995101][ T716] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 71.003076][ T716] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 71.011033][ T716] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 71.018989][ T716] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 71.027032][ T716]
[ 71.032126][ T721] FAULT_INJECTION: forcing a failure.
[ 71.032126][ T721] name failslab, interval 1, probability 0, space 0, times 0
[ 71.033170][ T718] CPU: 0 PID: 718 Comm: syz.1.111 Not tainted syzkaller #0
[ 71.051911][ T718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 71.062044][ T718] Call Trace:
[ 71.065320][ T718]
[ 71.068264][ T718] __dump_stack+0x21/0x30
[ 71.072588][ T718] dump_stack_lvl+0x110/0x170
[ 71.077265][ T718] ? show_regs_print_info+0x20/0x20
[ 71.082476][ T718] dump_stack+0x15/0x20
[ 71.086637][ T718] should_fail+0x3c1/0x510
[ 71.091050][ T718] __should_failslab+0xa4/0xe0
[ 71.095819][ T718] should_failslab+0x9/0x20
[ 71.100332][ T718] slab_pre_alloc_hook+0x3b/0xe0
[ 71.105269][ T718] ? anon_vma_clone+0xc0/0x500
[ 71.110296][ T718] kmem_cache_alloc+0x44/0x260
[ 71.115064][ T718] anon_vma_clone+0xc0/0x500
[ 71.119646][ T718] anon_vma_fork+0x8c/0x510
[ 71.124139][ T718] copy_mm+0x9de/0x13c0
[ 71.128290][ T718] ? copy_signal+0x600/0x600
[ 71.132894][ T718] ? __init_rwsem+0xfc/0x1d0
[ 71.137494][ T718] ? copy_signal+0x4cb/0x600
[ 71.142175][ T718] copy_process+0x117c/0x3250
[ 71.146853][ T718] ? __kasan_check_write+0x14/0x20
[ 71.152043][ T718] ? __pidfd_prepare+0x150/0x150
2026/04/05 14:26:42 executed programs: 108
[ 71.157064][ T718] kernel_clone+0x233/0x960
[ 71.161818][ T718] ? create_io_thread+0x170/0x170
[ 71.166832][ T718] ? __kasan_check_write+0x14/0x20
[ 71.171931][ T718] ? mutex_unlock+0x8f/0x230
[ 71.176609][ T718] __x64_sys_clone+0x198/0x210
[ 71.181370][ T718] ? __kasan_check_write+0x14/0x20
[ 71.186481][ T718] ? __ia32_sys_vfork+0x130/0x130
[ 71.191528][ T718] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 71.197588][ T718] x64_sys_call+0x41f/0x9a0
[ 71.202081][ T718] do_syscall_64+0x4c/0xa0
[ 71.206611][ T718] ? clear_bhb_loop+0x50/0xa0
[ 71.211282][ T718] ? clear_bhb_loop+0x50/0xa0
[ 71.215951][ T718] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 71.221836][ T718] RIP: 0033:0x7f2d6796e429
[ 71.226239][ T718] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 71.245855][ T718] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 71.254346][ T718] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 71.262312][ T718] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 71.270277][ T718] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 71.278254][ T718] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 71.286224][ T718] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 71.294391][ T718]
[ 71.297445][ T721] CPU: 1 PID: 721 Comm: syz.3.112 Not tainted syzkaller #0
[ 71.304653][ T721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 71.310600][ T724] FAULT_INJECTION: forcing a failure.
[ 71.310600][ T724] name failslab, interval 1, probability 0, space 0, times 0
[ 71.314794][ T721] Call Trace:
[ 71.314803][ T721]
[ 71.314809][ T721] __dump_stack+0x21/0x30
[ 71.337875][ T721] dump_stack_lvl+0x110/0x170
[ 71.342549][ T721] ? show_regs_print_info+0x20/0x20
[ 71.347745][ T721] dump_stack+0x15/0x20
[ 71.351905][ T721] should_fail+0x3c1/0x510
[ 71.356401][ T721] __should_failslab+0xa4/0xe0
[ 71.361161][ T721] should_failslab+0x9/0x20
[ 71.365652][ T721] slab_pre_alloc_hook+0x3b/0xe0
[ 71.370591][ T721] ? anon_vma_clone+0xc0/0x500
[ 71.375370][ T721] kmem_cache_alloc+0x44/0x260
[ 71.380128][ T721] anon_vma_clone+0xc0/0x500
[ 71.384710][ T721] anon_vma_fork+0x8c/0x510
[ 71.389302][ T721] copy_mm+0x9de/0x13c0
[ 71.393564][ T721] ? copy_signal+0x600/0x600
[ 71.398250][ T721] ? __init_rwsem+0xfc/0x1d0
[ 71.402850][ T721] ? copy_signal+0x4cb/0x600
[ 71.407697][ T721] copy_process+0x117c/0x3250
[ 71.412372][ T721] ? __kasan_check_write+0x14/0x20
[ 71.417478][ T721] ? __pidfd_prepare+0x150/0x150
[ 71.422412][ T721] kernel_clone+0x233/0x960
[ 71.426908][ T721] ? create_io_thread+0x170/0x170
[ 71.432026][ T721] ? __kasan_check_write+0x14/0x20
[ 71.437127][ T721] ? mutex_unlock+0x8f/0x230
[ 71.441802][ T721] __x64_sys_clone+0x198/0x210
[ 71.446647][ T721] ? __kasan_check_write+0x14/0x20
[ 71.451764][ T721] ? __ia32_sys_vfork+0x130/0x130
[ 71.456806][ T721] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 71.462879][ T721] x64_sys_call+0x41f/0x9a0
[ 71.467377][ T721] do_syscall_64+0x4c/0xa0
[ 71.471786][ T721] ? clear_bhb_loop+0x50/0xa0
[ 71.476540][ T721] ? clear_bhb_loop+0x50/0xa0
[ 71.481209][ T721] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 71.487187][ T721] RIP: 0033:0x7f94241ac429
[ 71.491678][ T721] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 71.507577][ T730] FAULT_INJECTION: forcing a failure.
[ 71.507577][ T730] name failslab, interval 1, probability 0, space 0, times 0
[ 71.511368][ T721] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 71.532800][ T721] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 71.540946][ T721] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 71.548908][ T721] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 71.557046][ T721] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 71.565028][ T721] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 71.573099][ T721]
[ 71.576119][ T730] CPU: 0 PID: 730 Comm: syz.4.114 Not tainted syzkaller #0
[ 71.579955][ T732] FAULT_INJECTION: forcing a failure.
[ 71.579955][ T732] name failslab, interval 1, probability 0, space 0, times 0
[ 71.583324][ T730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 71.606109][ T730] Call Trace:
[ 71.609384][ T730]
[ 71.612310][ T730] __dump_stack+0x21/0x30
[ 71.616730][ T730] dump_stack_lvl+0x110/0x170
[ 71.621399][ T730] ? show_regs_print_info+0x20/0x20
[ 71.626589][ T730] dump_stack+0x15/0x20
[ 71.630747][ T730] should_fail+0x3c1/0x510
[ 71.635159][ T730] __should_failslab+0xa4/0xe0
[ 71.639925][ T730] should_failslab+0x9/0x20
[ 71.644427][ T730] slab_pre_alloc_hook+0x3b/0xe0
[ 71.649352][ T730] ? vm_area_dup+0x26/0x210
[ 71.653842][ T730] kmem_cache_alloc+0x44/0x260
[ 71.658590][ T730] vm_area_dup+0x26/0x210
[ 71.662920][ T730] copy_mm+0x947/0x13c0
[ 71.667149][ T730] ? copy_signal+0x600/0x600
[ 71.671731][ T730] ? __init_rwsem+0xfc/0x1d0
[ 71.676313][ T730] ? copy_signal+0x4cb/0x600
[ 71.680890][ T730] copy_process+0x117c/0x3250
[ 71.685553][ T730] ? __kasan_check_write+0x14/0x20
[ 71.690647][ T730] ? __pidfd_prepare+0x150/0x150
[ 71.695572][ T730] kernel_clone+0x233/0x960
[ 71.700068][ T730] ? create_io_thread+0x170/0x170
[ 71.705083][ T730] ? __kasan_check_write+0x14/0x20
[ 71.710179][ T730] ? mutex_unlock+0x8f/0x230
[ 71.714755][ T730] __x64_sys_clone+0x198/0x210
[ 71.719502][ T730] ? __kasan_check_write+0x14/0x20
[ 71.724597][ T730] ? __ia32_sys_vfork+0x130/0x130
[ 71.729609][ T730] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 71.735660][ T730] x64_sys_call+0x41f/0x9a0
[ 71.740148][ T730] do_syscall_64+0x4c/0xa0
[ 71.744567][ T730] ? clear_bhb_loop+0x50/0xa0
[ 71.749230][ T730] ? clear_bhb_loop+0x50/0xa0
[ 71.753898][ T730] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 71.759862][ T730] RIP: 0033:0x7fb470ca7429
[ 71.764263][ T730] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 71.784066][ T730] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 71.792473][ T730] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 71.800545][ T730] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 71.808597][ T730] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 71.816774][ T730] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 71.824740][ T730] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 71.832712][ T730]
[ 71.836954][ T45] device bridge_slave_1 left promiscuous mode
[ 71.837945][ T731] FAULT_INJECTION: forcing a failure.
[ 71.837945][ T731] name failslab, interval 1, probability 0, space 0, times 0
[ 71.843087][ T732] CPU: 1 PID: 732 Comm: syz.1.116 Not tainted syzkaller #0
[ 71.862913][ T732] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 71.873228][ T732] Call Trace:
[ 71.876529][ T732]
[ 71.879462][ T732] __dump_stack+0x21/0x30
[ 71.883784][ T732] dump_stack_lvl+0x110/0x170
[ 71.888451][ T732] ? show_regs_print_info+0x20/0x20
[ 71.893655][ T732] dump_stack+0x15/0x20
[ 71.897800][ T732] should_fail+0x3c1/0x510
[ 71.902208][ T732] __should_failslab+0xa4/0xe0
[ 71.907035][ T732] should_failslab+0x9/0x20
[ 71.911565][ T732] slab_pre_alloc_hook+0x3b/0xe0
[ 71.916670][ T732] ? anon_vma_fork+0xf2/0x510
[ 71.921428][ T732] kmem_cache_alloc+0x44/0x260
[ 71.926182][ T732] anon_vma_fork+0xf2/0x510
[ 71.930689][ T732] copy_mm+0x9de/0x13c0
[ 71.934867][ T732] ? copy_signal+0x600/0x600
[ 71.939502][ T732] ? __init_rwsem+0xfc/0x1d0
[ 71.944185][ T732] ? copy_signal+0x4cb/0x600
[ 71.947517][ T735] FAULT_INJECTION: forcing a failure.
[ 71.947517][ T735] name failslab, interval 1, probability 0, space 0, times 0
[ 71.948861][ T732] copy_process+0x117c/0x3250
[ 71.948888][ T732] ? __kasan_check_write+0x14/0x20
[ 71.971854][ T732] ? __pidfd_prepare+0x150/0x150
[ 71.976888][ T732] kernel_clone+0x233/0x960
[ 71.981399][ T732] ? create_io_thread+0x170/0x170
[ 71.986860][ T732] ? __kasan_check_write+0x14/0x20
[ 71.991973][ T732] ? mutex_unlock+0x8f/0x230
[ 71.996554][ T732] __x64_sys_clone+0x198/0x210
[ 72.001487][ T732] ? __kasan_check_write+0x14/0x20
[ 72.006681][ T732] ? __ia32_sys_vfork+0x130/0x130
[ 72.011704][ T732] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 72.017768][ T732] x64_sys_call+0x41f/0x9a0
[ 72.022268][ T732] do_syscall_64+0x4c/0xa0
[ 72.022493][ T45] bridge0: port 2(bridge_slave_1) entered disabled state
[ 72.026672][ T732] ? clear_bhb_loop+0x50/0xa0
[ 72.026689][ T732] ? clear_bhb_loop+0x50/0xa0
[ 72.026703][ T732] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 72.049221][ T732] RIP: 0033:0x7f2d6796e429
[ 72.053657][ T732] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 72.073353][ T732] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 72.081991][ T732] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 72.090062][ T732] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 72.098070][ T732] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 72.106142][ T732] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 72.114189][ T732] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 72.122277][ T732]
[ 72.125308][ T735] CPU: 0 PID: 735 Comm: syz.3.117 Not tainted syzkaller #0
[ 72.132678][ T735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 72.142734][ T735] Call Trace:
[ 72.146043][ T735]
[ 72.148966][ T735] __dump_stack+0x21/0x30
[ 72.153289][ T735] dump_stack_lvl+0x110/0x170
[ 72.158252][ T735] ? show_regs_print_info+0x20/0x20
[ 72.163438][ T735] dump_stack+0x15/0x20
[ 72.167665][ T735] should_fail+0x3c1/0x510
[ 72.172068][ T735] __should_failslab+0xa4/0xe0
[ 72.176819][ T735] should_failslab+0x9/0x20
[ 72.181304][ T735] slab_pre_alloc_hook+0x3b/0xe0
[ 72.186233][ T735] ? vm_area_dup+0x26/0x210
[ 72.190724][ T735] kmem_cache_alloc+0x44/0x260
[ 72.195484][ T735] vm_area_dup+0x26/0x210
[ 72.199797][ T735] copy_mm+0x947/0x13c0
[ 72.204049][ T735] ? copy_signal+0x600/0x600
[ 72.208722][ T735] ? __init_rwsem+0xfc/0x1d0
[ 72.213423][ T735] ? copy_signal+0x4cb/0x600
[ 72.218178][ T735] copy_process+0x117c/0x3250
[ 72.222937][ T735] ? __kasan_check_write+0x14/0x20
[ 72.228314][ T735] ? __pidfd_prepare+0x150/0x150
[ 72.233329][ T735] kernel_clone+0x233/0x960
[ 72.237826][ T735] ? create_io_thread+0x170/0x170
[ 72.242836][ T735] ? __kasan_check_write+0x14/0x20
[ 72.247951][ T735] ? mutex_unlock+0x8f/0x230
[ 72.252544][ T735] __x64_sys_clone+0x198/0x210
[ 72.257383][ T735] ? __kasan_check_write+0x14/0x20
[ 72.262489][ T735] ? __ia32_sys_vfork+0x130/0x130
[ 72.267504][ T735] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 72.273735][ T735] x64_sys_call+0x41f/0x9a0
[ 72.278255][ T735] do_syscall_64+0x4c/0xa0
[ 72.282660][ T735] ? clear_bhb_loop+0x50/0xa0
[ 72.287320][ T735] ? clear_bhb_loop+0x50/0xa0
[ 72.291979][ T735] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 72.297990][ T735] RIP: 0033:0x7f94241ac429
[ 72.302395][ T735] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 72.322012][ T735] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 72.330500][ T735] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 72.338544][ T735] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 72.346529][ T735] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 72.354499][ T735] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 72.362464][ T735] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 72.370430][ T735]
[ 72.374766][ T45] device bridge_slave_0 left promiscuous mode
[ 72.380941][ T724] CPU: 1 PID: 724 Comm: syz.5.113 Not tainted syzkaller #0
[ 72.388155][ T724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 72.391294][ T45] bridge0: port 1(bridge_slave_0) entered disabled state
[ 72.398216][ T724] Call Trace:
[ 72.398229][ T724]
[ 72.398235][ T724] __dump_stack+0x21/0x30
[ 72.398258][ T724] dump_stack_lvl+0x110/0x170
[ 72.398274][ T724] ? show_regs_print_info+0x20/0x20
[ 72.425725][ T724] dump_stack+0x15/0x20
[ 72.429887][ T724] should_fail+0x3c1/0x510
[ 72.434314][ T724] __should_failslab+0xa4/0xe0
[ 72.439165][ T724] should_failslab+0x9/0x20
[ 72.443663][ T724] slab_pre_alloc_hook+0x3b/0xe0
[ 72.448679][ T724] ? vm_area_dup+0x26/0x210
[ 72.453178][ T724] kmem_cache_alloc+0x44/0x260
[ 72.457937][ T724] vm_area_dup+0x26/0x210
[ 72.462262][ T724] copy_mm+0x947/0x13c0
[ 72.466407][ T724] ? copy_signal+0x600/0x600
[ 72.470984][ T724] ? __init_rwsem+0xfc/0x1d0
[ 72.475561][ T724] ? copy_signal+0x4cb/0x600
[ 72.480139][ T724] copy_process+0x117c/0x3250
[ 72.484814][ T724] ? __kasan_check_write+0x14/0x20
[ 72.489920][ T724] ? __pidfd_prepare+0x150/0x150
[ 72.494866][ T724] kernel_clone+0x233/0x960
[ 72.499363][ T724] ? create_io_thread+0x170/0x170
[ 72.504377][ T724] ? __kasan_check_write+0x14/0x20
[ 72.509480][ T724] ? mutex_unlock+0x8f/0x230
[ 72.514064][ T724] __x64_sys_clone+0x198/0x210
[ 72.518826][ T724] ? __kasan_check_write+0x14/0x20
[ 72.523932][ T724] ? __ia32_sys_vfork+0x130/0x130
[ 72.528958][ T724] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 72.535018][ T724] x64_sys_call+0x41f/0x9a0
[ 72.539513][ T724] do_syscall_64+0x4c/0xa0
[ 72.543953][ T724] ? clear_bhb_loop+0x50/0xa0
[ 72.548620][ T724] ? clear_bhb_loop+0x50/0xa0
[ 72.553460][ T724] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 72.559433][ T724] RIP: 0033:0x7fc3e8895429
[ 72.563846][ T724] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 72.583618][ T724] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 72.592045][ T724] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 72.600443][ T724] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 72.608411][ T724] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 72.616397][ T724] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 72.624365][ T724] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 72.632334][ T724]
[ 72.635347][ T731] CPU: 0 PID: 731 Comm: syz.6.115 Not tainted syzkaller #0
[ 72.637277][ T738] FAULT_INJECTION: forcing a failure.
[ 72.637277][ T738] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 72.642544][ T731] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 72.665958][ T731] Call Trace:
[ 72.669238][ T731]
[ 72.672165][ T731] __dump_stack+0x21/0x30
[ 72.676668][ T731] dump_stack_lvl+0x110/0x170
[ 72.681335][ T731] ? show_regs_print_info+0x20/0x20
[ 72.686524][ T731] dump_stack+0x15/0x20
[ 72.690672][ T731] should_fail+0x3c1/0x510
[ 72.695096][ T731] __should_failslab+0xa4/0xe0
[ 72.699892][ T731] should_failslab+0x9/0x20
[ 72.704391][ T731] slab_pre_alloc_hook+0x3b/0xe0
[ 72.709322][ T731] ? vm_area_dup+0x26/0x210
[ 72.713822][ T731] kmem_cache_alloc+0x44/0x260
[ 72.718650][ T731] vm_area_dup+0x26/0x210
[ 72.722987][ T731] copy_mm+0x947/0x13c0
[ 72.727143][ T731] ? copy_signal+0x600/0x600
[ 72.731727][ T731] ? __init_rwsem+0xfc/0x1d0
[ 72.736397][ T731] ? copy_signal+0x4cb/0x600
[ 72.740977][ T731] copy_process+0x117c/0x3250
[ 72.745834][ T731] ? __kasan_check_write+0x14/0x20
[ 72.750954][ T731] ? __pidfd_prepare+0x150/0x150
[ 72.755886][ T731] kernel_clone+0x233/0x960
[ 72.760470][ T731] ? create_io_thread+0x170/0x170
[ 72.765580][ T731] ? __kasan_check_write+0x14/0x20
[ 72.770685][ T731] ? mutex_unlock+0x8f/0x230
[ 72.775363][ T731] __x64_sys_clone+0x198/0x210
[ 72.780124][ T731] ? __kasan_check_write+0x14/0x20
[ 72.782075][ T739] FAULT_INJECTION: forcing a failure.
[ 72.782075][ T739] name failslab, interval 1, probability 0, space 0, times 0
[ 72.785329][ T731] ? __ia32_sys_vfork+0x130/0x130
[ 72.785355][ T731] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 72.808962][ T731] x64_sys_call+0x41f/0x9a0
[ 72.813475][ T731] do_syscall_64+0x4c/0xa0
[ 72.817886][ T731] ? clear_bhb_loop+0x50/0xa0
[ 72.822642][ T731] ? clear_bhb_loop+0x50/0xa0
[ 72.827306][ T731] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 72.833376][ T731] RIP: 0033:0x7ff54f483429
[ 72.837843][ T731] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 72.857619][ T731] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 72.866026][ T731] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 72.873994][ T731] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 72.881958][ T731] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 72.890007][ T731] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 72.898070][ T731] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 72.906126][ T731]
[ 72.909152][ T739] CPU: 1 PID: 739 Comm: syz.1.118 Not tainted syzkaller #0
[ 72.916365][ T739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 72.926443][ T739] Call Trace:
[ 72.929733][ T739]
[ 72.932668][ T739] __dump_stack+0x21/0x30
[ 72.936996][ T739] dump_stack_lvl+0x110/0x170
[ 72.941664][ T739] ? show_regs_print_info+0x20/0x20
[ 72.946856][ T739] dump_stack+0x15/0x20
[ 72.951002][ T739] should_fail+0x3c1/0x510
[ 72.955412][ T739] __should_failslab+0xa4/0xe0
[ 72.960257][ T739] should_failslab+0x9/0x20
[ 72.964755][ T739] slab_pre_alloc_hook+0x3b/0xe0
[ 72.969686][ T739] ? vm_area_dup+0x26/0x210
[ 72.974195][ T739] kmem_cache_alloc+0x44/0x260
[ 72.978950][ T739] vm_area_dup+0x26/0x210
[ 72.983273][ T739] copy_mm+0x947/0x13c0
[ 72.987416][ T739] ? copy_signal+0x600/0x600
[ 72.992000][ T739] ? __init_rwsem+0xfc/0x1d0
[ 72.996585][ T739] ? copy_signal+0x4cb/0x600
[ 73.001186][ T739] copy_process+0x117c/0x3250
[ 73.005877][ T739] ? __kasan_check_write+0x14/0x20
[ 73.011001][ T739] ? __pidfd_prepare+0x150/0x150
[ 73.015997][ T739] kernel_clone+0x233/0x960
[ 73.020504][ T739] ? create_io_thread+0x170/0x170
[ 73.025521][ T739] ? __kasan_check_write+0x14/0x20
[ 73.030624][ T739] ? mutex_unlock+0x8f/0x230
[ 73.035208][ T739] __x64_sys_clone+0x198/0x210
[ 73.040166][ T739] ? __kasan_check_write+0x14/0x20
[ 73.045267][ T739] ? __ia32_sys_vfork+0x130/0x130
[ 73.050375][ T739] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 73.056633][ T739] x64_sys_call+0x41f/0x9a0
[ 73.061143][ T739] do_syscall_64+0x4c/0xa0
[ 73.065563][ T739] ? clear_bhb_loop+0x50/0xa0
[ 73.070229][ T739] ? clear_bhb_loop+0x50/0xa0
[ 73.074888][ T739] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 73.080766][ T739] RIP: 0033:0x7f2d6796e429
[ 73.085173][ T739] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 73.104764][ T739] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 73.113250][ T739] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 73.121209][ T739] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 73.129425][ T739] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 73.137446][ T739] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 73.145411][ T739] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 73.153373][ T739]
[ 73.157826][ T45] device veth1_macvtap left promiscuous mode
[ 73.160038][ T743] FAULT_INJECTION: forcing a failure.
[ 73.160038][ T743] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 73.164487][ T744] FAULT_INJECTION: forcing a failure.
[ 73.164487][ T744] name failslab, interval 1, probability 0, space 0, times 0
[ 73.179272][ T745] FAULT_INJECTION: forcing a failure.
[ 73.179272][ T745] name failslab, interval 1, probability 0, space 0, times 0
[ 73.191905][ T45] device veth0_vlan left promiscuous mode
[ 73.204147][ T738] CPU: 1 PID: 738 Comm: syz.4.119 Not tainted syzkaller #0
[ 73.215407][ T738] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 73.225471][ T738] Call Trace:
[ 73.228746][ T738]
[ 73.231668][ T738] __dump_stack+0x21/0x30
[ 73.235993][ T738] dump_stack_lvl+0x110/0x170
[ 73.240662][ T738] ? show_regs_print_info+0x20/0x20
[ 73.245847][ T738] dump_stack+0x15/0x20
[ 73.249991][ T738] should_fail+0x3c1/0x510
[ 73.254419][ T738] should_fail_alloc_page+0x55/0x80
[ 73.259688][ T738] prepare_alloc_pages+0x156/0x610
[ 73.264795][ T738] ? __alloc_pages_bulk+0xad0/0xad0
[ 73.269974][ T738] ? __alloc_pages+0x460/0x460
[ 73.274751][ T738] __alloc_pages+0x11d/0x460
[ 73.279328][ T738] ? prep_new_page+0x110/0x110
[ 73.284077][ T738] ? __kasan_check_write+0x14/0x20
[ 73.289258][ T738] ? _raw_spin_lock+0x94/0xf0
[ 73.294018][ T738] pte_alloc_one+0x70/0x190
[ 73.298502][ T738] ? pfn_modify_allowed+0x2f0/0x2f0
[ 73.303690][ T738] ? _raw_spin_unlock+0x4d/0x70
[ 73.308536][ T738] ? __pmd_alloc+0x406/0x4b0
[ 73.313198][ T738] __pte_alloc+0x75/0x2a0
[ 73.317540][ T738] ? __pud_alloc+0x1a0/0x1a0
[ 73.322114][ T738] ? __kasan_slab_alloc+0xcf/0xf0
[ 73.327137][ T738] ? free_pgtables+0x280/0x280
[ 73.332051][ T738] ? anon_vma_fork+0x200/0x510
[ 73.336882][ T738] ? copy_process+0x117c/0x3250
[ 73.341716][ T738] ? kernel_clone+0x233/0x960
[ 73.346467][ T738] ? __x64_sys_clone+0x198/0x210
[ 73.351389][ T738] copy_page_range+0x237c/0x28d0
[ 73.356324][ T738] ? pfn_valid+0x1d0/0x1d0
[ 73.360721][ T738] copy_mm+0xbf2/0x13c0
[ 73.364865][ T738] ? copy_signal+0x600/0x600
[ 73.369435][ T738] ? __init_rwsem+0xfc/0x1d0
[ 73.374070][ T738] ? copy_signal+0x4cb/0x600
[ 73.378734][ T738] copy_process+0x117c/0x3250
[ 73.383397][ T738] ? __kasan_check_write+0x14/0x20
[ 73.388499][ T738] ? __pidfd_prepare+0x150/0x150
[ 73.393431][ T738] kernel_clone+0x233/0x960
[ 73.397939][ T738] ? create_io_thread+0x170/0x170
[ 73.403036][ T738] ? __kasan_check_write+0x14/0x20
[ 73.408137][ T738] ? mutex_unlock+0x8f/0x230
[ 73.412727][ T738] __x64_sys_clone+0x198/0x210
[ 73.417656][ T738] ? __kasan_check_write+0x14/0x20
[ 73.423460][ T738] ? __ia32_sys_vfork+0x130/0x130
[ 73.428484][ T738] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 73.434801][ T738] x64_sys_call+0x41f/0x9a0
[ 73.439473][ T738] do_syscall_64+0x4c/0xa0
[ 73.443885][ T738] ? clear_bhb_loop+0x50/0xa0
[ 73.448646][ T738] ? clear_bhb_loop+0x50/0xa0
[ 73.453313][ T738] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 73.459282][ T738] RIP: 0033:0x7fb470ca7429
[ 73.463769][ T738] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 73.483537][ T738] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 73.491943][ T738] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 73.499904][ T738] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 73.507946][ T738] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 73.515994][ T738] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 73.524124][ T738] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 73.532087][ T738]
[ 73.535164][ T743] CPU: 0 PID: 743 Comm: syz.6.122 Not tainted syzkaller #0
[ 73.542504][ T743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 73.553062][ T743] Call Trace:
[ 73.556347][ T743]
[ 73.559305][ T743] __dump_stack+0x21/0x30
[ 73.563639][ T743] dump_stack_lvl+0x110/0x170
[ 73.568319][ T743] ? show_regs_print_info+0x20/0x20
[ 73.573526][ T743] dump_stack+0x15/0x20
[ 73.577800][ T743] should_fail+0x3c1/0x510
[ 73.582237][ T743] should_fail_alloc_page+0x55/0x80
[ 73.587548][ T743] prepare_alloc_pages+0x156/0x610
[ 73.592780][ T743] ? __alloc_pages_bulk+0xad0/0xad0
[ 73.597970][ T743] ? __alloc_pages+0x460/0x460
[ 73.602734][ T743] __alloc_pages+0x11d/0x460
[ 73.607321][ T743] ? prep_new_page+0x110/0x110
[ 73.612083][ T743] ? __kasan_check_write+0x14/0x20
[ 73.617279][ T743] ? _raw_spin_lock+0x94/0xf0
[ 73.621951][ T743] pte_alloc_one+0x70/0x190
[ 73.626529][ T743] ? pfn_modify_allowed+0x2f0/0x2f0
[ 73.631719][ T743] ? _raw_spin_unlock+0x4d/0x70
[ 73.636561][ T743] ? __pmd_alloc+0x406/0x4b0
[ 73.641142][ T743] __pte_alloc+0x75/0x2a0
[ 73.645564][ T743] ? __pud_alloc+0x1a0/0x1a0
[ 73.650143][ T743] ? __kasan_slab_alloc+0xcf/0xf0
[ 73.655160][ T743] ? free_pgtables+0x280/0x280
[ 73.659911][ T743] ? anon_vma_fork+0x200/0x510
[ 73.664664][ T743] ? copy_process+0x117c/0x3250
[ 73.669596][ T743] ? kernel_clone+0x233/0x960
[ 73.674264][ T743] ? __x64_sys_clone+0x198/0x210
[ 73.679204][ T743] copy_page_range+0x237c/0x28d0
[ 73.684245][ T743] ? pfn_valid+0x1d0/0x1d0
[ 73.688754][ T743] copy_mm+0xbf2/0x13c0
[ 73.692902][ T743] ? copy_signal+0x600/0x600
[ 73.697740][ T743] ? __init_rwsem+0xfc/0x1d0
[ 73.702318][ T743] ? copy_signal+0x4cb/0x600
[ 73.706980][ T743] copy_process+0x117c/0x3250
[ 73.711745][ T743] ? __kasan_check_write+0x14/0x20
[ 73.716867][ T743] ? __pidfd_prepare+0x150/0x150
[ 73.721813][ T743] kernel_clone+0x233/0x960
[ 73.726308][ T743] ? create_io_thread+0x170/0x170
[ 73.731323][ T743] ? __kasan_check_write+0x14/0x20
[ 73.736512][ T743] ? mutex_unlock+0x8f/0x230
[ 73.741102][ T743] __x64_sys_clone+0x198/0x210
[ 73.745868][ T743] ? __kasan_check_write+0x14/0x20
[ 73.751058][ T743] ? __ia32_sys_vfork+0x130/0x130
[ 73.756164][ T743] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 73.762224][ T743] x64_sys_call+0x41f/0x9a0
[ 73.766750][ T743] do_syscall_64+0x4c/0xa0
[ 73.771158][ T743] ? clear_bhb_loop+0x50/0xa0
[ 73.775908][ T743] ? clear_bhb_loop+0x50/0xa0
[ 73.780575][ T743] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 73.786461][ T743] RIP: 0033:0x7ff54f483429
[ 73.790872][ T743] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 73.810466][ T743] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 73.819050][ T743] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 73.827018][ T743] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 73.835078][ T743] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 73.843050][ T743] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 73.851031][ T743] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 73.859256][ T743]
[ 73.862266][ T744] CPU: 1 PID: 744 Comm: syz.5.120 Not tainted syzkaller #0
[ 73.869466][ T744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 73.879603][ T744] Call Trace:
[ 73.882881][ T744]
[ 73.885853][ T744] __dump_stack+0x21/0x30
[ 73.890172][ T744] dump_stack_lvl+0x110/0x170
[ 73.894895][ T744] ? show_regs_print_info+0x20/0x20
[ 73.900110][ T744] dump_stack+0x15/0x20
[ 73.904259][ T744] should_fail+0x3c1/0x510
[ 73.908658][ T744] __should_failslab+0xa4/0xe0
[ 73.913495][ T744] should_failslab+0x9/0x20
[ 73.918155][ T744] slab_pre_alloc_hook+0x3b/0xe0
[ 73.923080][ T744] ? anon_vma_clone+0xc0/0x500
[ 73.927911][ T744] kmem_cache_alloc+0x44/0x260
[ 73.932665][ T744] anon_vma_clone+0xc0/0x500
[ 73.937243][ T744] anon_vma_fork+0x8c/0x510
[ 73.941731][ T744] copy_mm+0x9de/0x13c0
[ 73.945875][ T744] ? copy_signal+0x600/0x600
[ 73.950447][ T744] ? __init_rwsem+0xfc/0x1d0
[ 73.955023][ T744] ? copy_signal+0x4cb/0x600
[ 73.960162][ T744] copy_process+0x117c/0x3250
[ 73.964954][ T744] ? __kasan_check_write+0x14/0x20
[ 73.970055][ T744] ? __pidfd_prepare+0x150/0x150
[ 73.974988][ T744] kernel_clone+0x233/0x960
[ 73.979492][ T744] ? create_io_thread+0x170/0x170
[ 73.984850][ T744] ? __kasan_check_write+0x14/0x20
[ 73.989996][ T744] ? mutex_unlock+0x8f/0x230
[ 73.994580][ T744] __x64_sys_clone+0x198/0x210
[ 73.999336][ T744] ? __kasan_check_write+0x14/0x20
[ 74.004438][ T744] ? __ia32_sys_vfork+0x130/0x130
[ 74.009450][ T744] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 74.015512][ T744] x64_sys_call+0x41f/0x9a0
[ 74.020005][ T744] do_syscall_64+0x4c/0xa0
[ 74.024423][ T744] ? clear_bhb_loop+0x50/0xa0
[ 74.029119][ T744] ? clear_bhb_loop+0x50/0xa0
[ 74.033780][ T744] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 74.039727][ T744] RIP: 0033:0x7fc3e8895429
[ 74.044143][ T744] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 74.063734][ T744] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 74.072309][ T744] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 74.080265][ T744] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 74.088247][ T744] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 74.096201][ T744] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 74.104155][ T744] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 74.112111][ T744]
[ 74.116125][ T745] CPU: 1 PID: 745 Comm: syz.3.121 Not tainted syzkaller #0
[ 74.123341][ T745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 74.133401][ T745] Call Trace:
[ 74.136762][ T745]
[ 74.139681][ T745] __dump_stack+0x21/0x30
[ 74.144002][ T745] dump_stack_lvl+0x110/0x170
[ 74.148763][ T745] ? show_regs_print_info+0x20/0x20
[ 74.154041][ T745] dump_stack+0x15/0x20
[ 74.158208][ T745] should_fail+0x3c1/0x510
[ 74.162612][ T745] __should_failslab+0xa4/0xe0
[ 74.167363][ T745] should_failslab+0x9/0x20
[ 74.171860][ T745] slab_pre_alloc_hook+0x3b/0xe0
[ 74.176791][ T745] ? anon_vma_clone+0xc0/0x500
[ 74.181550][ T745] kmem_cache_alloc+0x44/0x260
[ 74.186300][ T745] anon_vma_clone+0xc0/0x500
[ 74.190879][ T745] anon_vma_fork+0x8c/0x510
[ 74.195378][ T745] copy_mm+0x9de/0x13c0
[ 74.199543][ T745] ? copy_signal+0x600/0x600
[ 74.204124][ T745] ? __init_rwsem+0xfc/0x1d0
[ 74.208795][ T745] ? copy_signal+0x4cb/0x600
[ 74.213373][ T745] copy_process+0x117c/0x3250
[ 74.218056][ T745] ? __kasan_check_write+0x14/0x20
[ 74.223151][ T745] ? __pidfd_prepare+0x150/0x150
[ 74.228082][ T745] kernel_clone+0x233/0x960
[ 74.232587][ T745] ? create_io_thread+0x170/0x170
[ 74.237682][ T745] ? __kasan_check_write+0x14/0x20
[ 74.242866][ T745] ? mutex_unlock+0x8f/0x230
[ 74.247442][ T745] __x64_sys_clone+0x198/0x210
[ 74.252193][ T745] ? __kasan_check_write+0x14/0x20
[ 74.257288][ T745] ? __ia32_sys_vfork+0x130/0x130
[ 74.262299][ T745] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 74.268436][ T745] x64_sys_call+0x41f/0x9a0
[ 74.272922][ T745] do_syscall_64+0x4c/0xa0
[ 74.277333][ T745] ? clear_bhb_loop+0x50/0xa0
[ 74.282008][ T745] ? clear_bhb_loop+0x50/0xa0
[ 74.286687][ T745] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 74.292733][ T745] RIP: 0033:0x7f94241ac429
[ 74.297146][ T745] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 74.316747][ T745] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 74.325154][ T745] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 74.333118][ T745] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 74.341073][ T745] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 74.349030][ T745] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 74.357076][ T745] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 74.365041][ T745]
[ 74.376402][ T751] FAULT_INJECTION: forcing a failure.
[ 74.376402][ T751] name failslab, interval 1, probability 0, space 0, times 0
[ 74.389384][ T751] CPU: 0 PID: 751 Comm: syz.5.125 Not tainted syzkaller #0
[ 74.396693][ T751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 74.399965][ T753] FAULT_INJECTION: forcing a failure.
[ 74.399965][ T753] name failslab, interval 1, probability 0, space 0, times 0
[ 74.406836][ T751] Call Trace:
[ 74.406843][ T751]
[ 74.406849][ T751] __dump_stack+0x21/0x30
[ 74.430064][ T751] dump_stack_lvl+0x110/0x170
[ 74.434824][ T751] ? show_regs_print_info+0x20/0x20
[ 74.440013][ T751] dump_stack+0x15/0x20
[ 74.444163][ T751] should_fail+0x3c1/0x510
[ 74.448582][ T751] __should_failslab+0xa4/0xe0
[ 74.453359][ T751] should_failslab+0x9/0x20
[ 74.457940][ T751] slab_pre_alloc_hook+0x3b/0xe0
[ 74.462874][ T751] ? anon_vma_clone+0xc0/0x500
[ 74.467716][ T751] kmem_cache_alloc+0x44/0x260
[ 74.472573][ T751] anon_vma_clone+0xc0/0x500
[ 74.477154][ T751] anon_vma_fork+0x8c/0x510
[ 74.481652][ T751] copy_mm+0x9de/0x13c0
[ 74.485799][ T751] ? copy_signal+0x600/0x600
[ 74.490463][ T751] ? __init_rwsem+0xfc/0x1d0
[ 74.495053][ T751] ? copy_signal+0x4cb/0x600
[ 74.499676][ T751] copy_process+0x117c/0x3250
[ 74.504383][ T751] ? __kasan_check_write+0x14/0x20
[ 74.509489][ T751] ? __pidfd_prepare+0x150/0x150
[ 74.514426][ T751] kernel_clone+0x233/0x960
[ 74.519017][ T751] ? create_io_thread+0x170/0x170
[ 74.524044][ T751] ? __kasan_check_write+0x14/0x20
[ 74.529180][ T751] ? mutex_unlock+0x8f/0x230
[ 74.533768][ T751] __x64_sys_clone+0x198/0x210
[ 74.538533][ T751] ? __kasan_check_write+0x14/0x20
[ 74.543633][ T751] ? __ia32_sys_vfork+0x130/0x130
[ 74.548646][ T751] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 74.554704][ T751] x64_sys_call+0x41f/0x9a0
[ 74.559195][ T751] do_syscall_64+0x4c/0xa0
[ 74.563597][ T751] ? clear_bhb_loop+0x50/0xa0
[ 74.568256][ T751] ? clear_bhb_loop+0x50/0xa0
[ 74.572923][ T751] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 74.578802][ T751] RIP: 0033:0x7fc3e8895429
[ 74.583208][ T751] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 74.603156][ T751] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 74.611568][ T751] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 74.619642][ T751] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 74.627602][ T751] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 74.635560][ T751] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 74.643703][ T751] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 74.651766][ T751]
[ 74.656223][ T752] FAULT_INJECTION: forcing a failure.
[ 74.656223][ T752] name failslab, interval 1, probability 0, space 0, times 0
[ 74.669933][ T753] CPU: 0 PID: 753 Comm: syz.1.123 Not tainted syzkaller #0
[ 74.677091][ T755] FAULT_INJECTION: forcing a failure.
[ 74.677091][ T755] name failslab, interval 1, probability 0, space 0, times 0
[ 74.677151][ T753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 74.700063][ T753] Call Trace:
[ 74.703344][ T753]
[ 74.706274][ T753] __dump_stack+0x21/0x30
[ 74.710608][ T753] dump_stack_lvl+0x110/0x170
[ 74.715404][ T753] ? show_regs_print_info+0x20/0x20
[ 74.720807][ T753] dump_stack+0x15/0x20
[ 74.725009][ T753] should_fail+0x3c1/0x510
[ 74.729458][ T753] __should_failslab+0xa4/0xe0
[ 74.734222][ T753] should_failslab+0x9/0x20
[ 74.738725][ T753] slab_pre_alloc_hook+0x3b/0xe0
[ 74.743755][ T753] ? anon_vma_clone+0xc0/0x500
[ 74.748590][ T753] kmem_cache_alloc+0x44/0x260
[ 74.753749][ T753] anon_vma_clone+0xc0/0x500
[ 74.758515][ T753] anon_vma_fork+0x8c/0x510
[ 74.763006][ T753] copy_mm+0x9de/0x13c0
[ 74.767150][ T753] ? copy_signal+0x600/0x600
[ 74.771723][ T753] ? __init_rwsem+0xfc/0x1d0
[ 74.776298][ T753] ? copy_signal+0x4cb/0x600
[ 74.780885][ T753] copy_process+0x117c/0x3250
[ 74.785557][ T753] ? __kasan_check_write+0x14/0x20
[ 74.790664][ T753] ? __pidfd_prepare+0x150/0x150
[ 74.795683][ T753] kernel_clone+0x233/0x960
[ 74.800284][ T753] ? create_io_thread+0x170/0x170
[ 74.805302][ T753] ? __kasan_check_write+0x14/0x20
[ 74.810397][ T753] ? mutex_unlock+0x8f/0x230
[ 74.814987][ T753] __x64_sys_clone+0x198/0x210
[ 74.819825][ T753] ? __kasan_check_write+0x14/0x20
[ 74.824923][ T753] ? __ia32_sys_vfork+0x130/0x130
[ 74.830141][ T753] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 74.836204][ T753] x64_sys_call+0x41f/0x9a0
[ 74.840696][ T753] do_syscall_64+0x4c/0xa0
[ 74.845108][ T753] ? clear_bhb_loop+0x50/0xa0
[ 74.849884][ T753] ? clear_bhb_loop+0x50/0xa0
[ 74.854558][ T753] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 74.860439][ T753] RIP: 0033:0x7f2d6796e429
[ 74.864928][ T753] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 74.884665][ T753] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 74.893071][ T753] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 74.901202][ T753] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 74.909159][ T753] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 74.917122][ T753] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 74.925080][ T753] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 74.933476][ T753]
[ 74.938197][ T755] CPU: 1 PID: 755 Comm: syz.4.126 Not tainted syzkaller #0
[ 74.945418][ T755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 74.955568][ T755] Call Trace:
[ 74.958859][ T755]
[ 74.961795][ T755] __dump_stack+0x21/0x30
[ 74.966212][ T755] dump_stack_lvl+0x110/0x170
[ 74.971021][ T755] ? show_regs_print_info+0x20/0x20
[ 74.976217][ T755] dump_stack+0x15/0x20
[ 74.980373][ T755] should_fail+0x3c1/0x510
[ 74.984957][ T755] __should_failslab+0xa4/0xe0
[ 74.989714][ T755] should_failslab+0x9/0x20
[ 74.994313][ T755] slab_pre_alloc_hook+0x3b/0xe0
[ 74.999258][ T755] ? anon_vma_clone+0xc0/0x500
[ 75.004027][ T755] kmem_cache_alloc+0x44/0x260
[ 75.008797][ T755] anon_vma_clone+0xc0/0x500
[ 75.013380][ T755] anon_vma_fork+0x8c/0x510
[ 75.017993][ T755] copy_mm+0x9de/0x13c0
[ 75.022145][ T755] ? copy_signal+0x600/0x600
[ 75.026774][ T755] ? __init_rwsem+0xfc/0x1d0
[ 75.031360][ T755] ? copy_signal+0x4cb/0x600
[ 75.035946][ T755] copy_process+0x117c/0x3250
[ 75.040636][ T755] ? __kasan_check_write+0x14/0x20
[ 75.045761][ T755] ? __pidfd_prepare+0x150/0x150
[ 75.050696][ T755] kernel_clone+0x233/0x960
[ 75.055204][ T755] ? create_io_thread+0x170/0x170
[ 75.060222][ T755] ? __kasan_check_write+0x14/0x20
[ 75.065326][ T755] ? mutex_unlock+0x8f/0x230
[ 75.069937][ T755] __x64_sys_clone+0x198/0x210
[ 75.074704][ T755] ? __kasan_check_write+0x14/0x20
[ 75.079816][ T755] ? __ia32_sys_vfork+0x130/0x130
[ 75.084923][ T755] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 75.090998][ T755] x64_sys_call+0x41f/0x9a0
[ 75.095511][ T755] do_syscall_64+0x4c/0xa0
[ 75.099939][ T755] ? clear_bhb_loop+0x50/0xa0
[ 75.104660][ T755] ? clear_bhb_loop+0x50/0xa0
[ 75.109332][ T755] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 75.115220][ T755] RIP: 0033:0x7fb470ca7429
[ 75.119652][ T755] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 75.139263][ T755] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 75.147788][ T755] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 75.155781][ T755] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 75.163845][ T755] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 75.171822][ T755] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 75.177611][ T762] FAULT_INJECTION: forcing a failure.
[ 75.177611][ T762] name failslab, interval 1, probability 0, space 0, times 0
[ 75.179887][ T755] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 75.179905][ T755]
[ 75.181129][ T761] FAULT_INJECTION: forcing a failure.
[ 75.181129][ T761] name failslab, interval 1, probability 0, space 0, times 0
[ 75.194490][ T752] CPU: 0 PID: 752 Comm: syz.6.124 Not tainted syzkaller #0
[ 75.211849][ T764] FAULT_INJECTION: forcing a failure.
[ 75.211849][ T764] name failslab, interval 1, probability 0, space 0, times 0
[ 75.216577][ T752] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 75.216588][ T752] Call Trace:
[ 75.216593][ T752]
[ 75.216599][ T752] __dump_stack+0x21/0x30
[ 75.257278][ T752] dump_stack_lvl+0x110/0x170
[ 75.261963][ T752] ? show_regs_print_info+0x20/0x20
[ 75.267162][ T752] ? avc_denied+0x1b0/0x1b0
[ 75.271844][ T752] dump_stack+0x15/0x20
[ 75.275992][ T752] should_fail+0x3c1/0x510
[ 75.280400][ T752] __should_failslab+0xa4/0xe0
[ 75.285242][ T752] should_failslab+0x9/0x20
[ 75.290019][ T752] slab_pre_alloc_hook+0x3b/0xe0
[ 75.294967][ T752] ? vm_area_dup+0x26/0x210
[ 75.299472][ T752] kmem_cache_alloc+0x44/0x260
[ 75.304326][ T752] vm_area_dup+0x26/0x210
[ 75.308748][ T752] copy_mm+0x947/0x13c0
[ 75.312902][ T752] ? copy_signal+0x600/0x600
[ 75.317491][ T752] ? __init_rwsem+0xfc/0x1d0
[ 75.322083][ T752] ? copy_signal+0x4cb/0x600
[ 75.326668][ T752] copy_process+0x117c/0x3250
[ 75.331355][ T752] ? __kasan_check_write+0x14/0x20
[ 75.336646][ T752] ? __pidfd_prepare+0x150/0x150
[ 75.341638][ T752] kernel_clone+0x233/0x960
[ 75.346148][ T752] ? create_io_thread+0x170/0x170
[ 75.351175][ T752] ? __kasan_check_write+0x14/0x20
[ 75.356278][ T752] ? mutex_unlock+0x8f/0x230
[ 75.360858][ T752] __x64_sys_clone+0x198/0x210
[ 75.365608][ T752] ? __kasan_check_write+0x14/0x20
[ 75.370705][ T752] ? __ia32_sys_vfork+0x130/0x130
[ 75.375719][ T752] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 75.381773][ T752] x64_sys_call+0x41f/0x9a0
[ 75.386349][ T752] do_syscall_64+0x4c/0xa0
[ 75.390758][ T752] ? clear_bhb_loop+0x50/0xa0
[ 75.395419][ T752] ? clear_bhb_loop+0x50/0xa0
[ 75.400174][ T752] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 75.406065][ T752] RIP: 0033:0x7ff54f483429
[ 75.410468][ T752] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 75.430842][ T752] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 75.439237][ T752] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 75.447192][ T752] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 75.455360][ T752] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 75.463488][ T752] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 75.471437][ T752] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 75.479574][ T752]
[ 75.483131][ T762] CPU: 1 PID: 762 Comm: syz.1.128 Not tainted syzkaller #0
[ 75.484083][ T766] FAULT_INJECTION: forcing a failure.
[ 75.484083][ T766] name failslab, interval 1, probability 0, space 0, times 0
[ 75.490373][ T762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 75.490384][ T762] Call Trace:
[ 75.490389][ T762]
[ 75.490395][ T762] __dump_stack+0x21/0x30
[ 75.490417][ T762] dump_stack_lvl+0x110/0x170
[ 75.490434][ T762] ? show_regs_print_info+0x20/0x20
[ 75.490453][ T762] dump_stack+0x15/0x20
[ 75.490470][ T762] should_fail+0x3c1/0x510
[ 75.542316][ T762] __should_failslab+0xa4/0xe0
[ 75.547176][ T762] should_failslab+0x9/0x20
[ 75.551760][ T762] slab_pre_alloc_hook+0x3b/0xe0
[ 75.556801][ T762] ? anon_vma_clone+0xc0/0x500
[ 75.561624][ T762] kmem_cache_alloc+0x44/0x260
[ 75.566387][ T762] anon_vma_clone+0xc0/0x500
[ 75.570978][ T762] anon_vma_fork+0x8c/0x510
[ 75.575637][ T762] copy_mm+0x9de/0x13c0
[ 75.579795][ T762] ? copy_signal+0x600/0x600
[ 75.584371][ T762] ? __init_rwsem+0xfc/0x1d0
[ 75.589043][ T762] ? copy_signal+0x4cb/0x600
[ 75.593623][ T762] copy_process+0x117c/0x3250
[ 75.598296][ T762] ? __kasan_check_write+0x14/0x20
[ 75.603403][ T762] ? __pidfd_prepare+0x150/0x150
[ 75.608764][ T762] kernel_clone+0x233/0x960
[ 75.613266][ T762] ? create_io_thread+0x170/0x170
[ 75.618282][ T762] ? __kasan_check_write+0x14/0x20
[ 75.623389][ T762] ? mutex_unlock+0x8f/0x230
[ 75.628008][ T762] __x64_sys_clone+0x198/0x210
[ 75.632758][ T762] ? __kasan_check_write+0x14/0x20
[ 75.637950][ T762] ? __ia32_sys_vfork+0x130/0x130
[ 75.642963][ T762] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 75.649104][ T762] x64_sys_call+0x41f/0x9a0
[ 75.653601][ T762] do_syscall_64+0x4c/0xa0
[ 75.658002][ T762] ? clear_bhb_loop+0x50/0xa0
[ 75.662759][ T762] ? clear_bhb_loop+0x50/0xa0
[ 75.667416][ T762] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 75.673299][ T762] RIP: 0033:0x7f2d6796e429
[ 75.677700][ T762] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 75.697438][ T762] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 75.705849][ T762] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 75.713814][ T762] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 75.721786][ T762] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 75.729756][ T762] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 75.737754][ T762] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 75.745716][ T762]
[ 75.751485][ T766] CPU: 0 PID: 766 Comm: syz.4.130 Not tainted syzkaller #0
[ 75.758886][ T766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 75.768966][ T766] Call Trace:
[ 75.772237][ T766]
[ 75.775509][ T766] __dump_stack+0x21/0x30
[ 75.779843][ T766] dump_stack_lvl+0x110/0x170
[ 75.784624][ T766] ? show_regs_print_info+0x20/0x20
[ 75.789905][ T766] dump_stack+0x15/0x20
[ 75.794062][ T766] should_fail+0x3c1/0x510
[ 75.798473][ T766] __should_failslab+0xa4/0xe0
[ 75.803328][ T766] should_failslab+0x9/0x20
[ 75.808030][ T766] slab_pre_alloc_hook+0x3b/0xe0
[ 75.812964][ T766] ? anon_vma_fork+0xf2/0x510
[ 75.817653][ T766] kmem_cache_alloc+0x44/0x260
[ 75.822433][ T766] anon_vma_fork+0xf2/0x510
[ 75.827026][ T766] copy_mm+0x9de/0x13c0
[ 75.831171][ T766] ? copy_signal+0x600/0x600
[ 75.835748][ T766] ? __init_rwsem+0xfc/0x1d0
[ 75.840327][ T766] ? copy_signal+0x4cb/0x600
[ 75.844901][ T766] copy_process+0x117c/0x3250
[ 75.849565][ T766] ? __kasan_check_write+0x14/0x20
[ 75.854663][ T766] ? __pidfd_prepare+0x150/0x150
[ 75.859595][ T766] kernel_clone+0x233/0x960
[ 75.864170][ T766] ? create_io_thread+0x170/0x170
[ 75.869186][ T766] ? __kasan_check_write+0x14/0x20
[ 75.874285][ T766] ? mutex_unlock+0x8f/0x230
[ 75.878885][ T766] __x64_sys_clone+0x198/0x210
[ 75.883640][ T766] ? __kasan_check_write+0x14/0x20
[ 75.888830][ T766] ? __ia32_sys_vfork+0x130/0x130
[ 75.893842][ T766] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 75.900118][ T766] x64_sys_call+0x41f/0x9a0
[ 75.904736][ T766] do_syscall_64+0x4c/0xa0
[ 75.909187][ T766] ? clear_bhb_loop+0x50/0xa0
[ 75.914001][ T766] ? clear_bhb_loop+0x50/0xa0
[ 75.918680][ T766] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 75.924918][ T766] RIP: 0033:0x7fb470ca7429
[ 75.929612][ T766] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 75.949573][ T766] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 75.958153][ T766] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 75.966142][ T766] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 75.974201][ T766] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 75.982162][ T766] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 75.990119][ T766] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 75.998177][ T766]
[ 76.001294][ T761] CPU: 1 PID: 761 Comm: syz.5.129 Not tainted syzkaller #0
[ 76.008508][ T761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 76.018600][ T761] Call Trace:
[ 76.021903][ T761]
[ 76.024845][ T761] __dump_stack+0x21/0x30
[ 76.029177][ T761] dump_stack_lvl+0x110/0x170
[ 76.033850][ T761] ? show_regs_print_info+0x20/0x20
[ 76.039050][ T761] ? avc_denied+0x1b0/0x1b0
[ 76.043642][ T761] dump_stack+0x15/0x20
[ 76.048028][ T761] should_fail+0x3c1/0x510
[ 76.052540][ T761] __should_failslab+0xa4/0xe0
[ 76.057419][ T761] should_failslab+0x9/0x20
[ 76.061937][ T761] slab_pre_alloc_hook+0x3b/0xe0
[ 76.066891][ T761] ? vm_area_dup+0x26/0x210
[ 76.071404][ T761] kmem_cache_alloc+0x44/0x260
[ 76.076295][ T761] vm_area_dup+0x26/0x210
[ 76.080628][ T761] copy_mm+0x947/0x13c0
[ 76.084809][ T761] ? copy_signal+0x600/0x600
[ 76.089473][ T761] ? __init_rwsem+0xfc/0x1d0
[ 76.094063][ T761] ? copy_signal+0x4cb/0x600
[ 76.098641][ T761] copy_process+0x117c/0x3250
[ 76.103314][ T761] ? __kasan_check_write+0x14/0x20
[ 76.108427][ T761] ? __pidfd_prepare+0x150/0x150
[ 76.113366][ T761] kernel_clone+0x233/0x960
[ 76.117865][ T761] ? create_io_thread+0x170/0x170
[ 76.123008][ T761] ? __kasan_check_write+0x14/0x20
[ 76.128295][ T761] ? mutex_unlock+0x8f/0x230
[ 76.133016][ T761] __x64_sys_clone+0x198/0x210
[ 76.137891][ T761] ? __kasan_check_write+0x14/0x20
[ 76.143002][ T761] ? __ia32_sys_vfork+0x130/0x130
[ 76.148115][ T761] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 76.154277][ T761] x64_sys_call+0x41f/0x9a0
[ 76.158770][ T761] do_syscall_64+0x4c/0xa0
[ 76.163366][ T761] ? clear_bhb_loop+0x50/0xa0
[ 76.168115][ T761] ? clear_bhb_loop+0x50/0xa0
[ 76.172782][ T761] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 76.178665][ T761] RIP: 0033:0x7fc3e8895429
[ 76.183239][ T761] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 76.203028][ T761] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 76.211443][ T761] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 76.219438][ T761] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 76.227487][ T761] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 76.235474][ T761] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 76.243591][ T761] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 76.251667][ T761]
[ 76.258095][ T771] FAULT_INJECTION: forcing a failure.
[ 76.258095][ T771] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 76.271653][ T766] ==================================================================
[ 76.279751][ T766] BUG: KASAN: use-after-free in vm_area_free_no_check+0x7e/0x140
[ 76.287481][ T766] Write of size 4 at addr ffff888122bc82a8 by task syz.4.130/766
[ 76.287782][ T764] CPU: 0 PID: 764 Comm: syz.3.127 Not tainted syzkaller #0
[ 76.295285][ T766]
[ 76.304937][ T764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 76.314978][ T764] Call Trace:
[ 76.318243][ T764]
[ 76.321167][ T764] __dump_stack+0x21/0x30
[ 76.325678][ T764] dump_stack_lvl+0x110/0x170
[ 76.330345][ T764] ? show_regs_print_info+0x20/0x20
[ 76.335532][ T764] dump_stack+0x15/0x20
[ 76.339677][ T764] should_fail+0x3c1/0x510
[ 76.344087][ T764] __should_failslab+0xa4/0xe0
[ 76.348847][ T764] should_failslab+0x9/0x20
[ 76.353513][ T764] slab_pre_alloc_hook+0x3b/0xe0
[ 76.358449][ T764] ? vm_area_dup+0x26/0x210
[ 76.362942][ T764] kmem_cache_alloc+0x44/0x260
[ 76.367692][ T764] vm_area_dup+0x26/0x210
[ 76.372011][ T764] copy_mm+0x947/0x13c0
[ 76.376245][ T764] ? copy_signal+0x600/0x600
[ 76.380831][ T764] ? __init_rwsem+0xfc/0x1d0
[ 76.385415][ T764] ? copy_signal+0x4cb/0x600
[ 76.389993][ T764] copy_process+0x117c/0x3250
[ 76.394672][ T764] ? __kasan_check_write+0x14/0x20
[ 76.399772][ T764] ? __pidfd_prepare+0x150/0x150
[ 76.404707][ T764] kernel_clone+0x233/0x960
[ 76.409198][ T764] ? create_io_thread+0x170/0x170
[ 76.414220][ T764] ? __kasan_check_write+0x14/0x20
[ 76.419408][ T764] ? mutex_unlock+0x8f/0x230
[ 76.424083][ T764] __x64_sys_clone+0x198/0x210
[ 76.428839][ T764] ? __kasan_check_write+0x14/0x20
[ 76.434123][ T764] ? __ia32_sys_vfork+0x130/0x130
[ 76.439139][ T764] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 76.445207][ T764] x64_sys_call+0x41f/0x9a0
[ 76.449796][ T764] do_syscall_64+0x4c/0xa0
[ 76.454472][ T764] ? clear_bhb_loop+0x50/0xa0
[ 76.459206][ T764] ? clear_bhb_loop+0x50/0xa0
[ 76.463871][ T764] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 76.469762][ T764] RIP: 0033:0x7f94241ac429
[ 76.474205][ T764] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 76.494150][ T764] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 76.502726][ T764] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 76.510776][ T764] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 76.518760][ T764] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 76.526804][ T764] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 76.534770][ T764] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 76.542745][ T764]
[ 76.545840][ T766] CPU: 1 PID: 766 Comm: syz.4.130 Not tainted syzkaller #0
[ 76.553123][ T766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 76.557329][ T770] FAULT_INJECTION: forcing a failure.
[ 76.557329][ T770] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 76.563436][ T766] Call Trace:
[ 76.563445][ T766]
[ 76.563451][ T766] __dump_stack+0x21/0x30
[ 76.587134][ T766] dump_stack_lvl+0x110/0x170
[ 76.591814][ T766] ? show_regs_print_info+0x20/0x20
[ 76.597114][ T766] ? load_image+0x3e0/0x3e0
[ 76.601614][ T766] ? unlink_anon_vmas+0x2ce/0x590
[ 76.606754][ T766] print_address_description+0x7f/0x2c0
[ 76.612295][ T766] ? vm_area_free_no_check+0x7e/0x140
[ 76.617670][ T766] kasan_report+0xf1/0x140
[ 76.622078][ T766] ? vm_area_free_no_check+0x7e/0x140
[ 76.627441][ T766] kasan_check_range+0x249/0x2a0
2026/04/05 14:26:48 executed programs: 128
[ 76.632460][ T766] __kasan_check_write+0x14/0x20
[ 76.637486][ T766] vm_area_free_no_check+0x7e/0x140
[ 76.642782][ T766] copy_mm+0xe90/0x13c0
[ 76.647044][ T766] ? copy_signal+0x600/0x600
[ 76.651636][ T766] ? __init_rwsem+0xfc/0x1d0
[ 76.656398][ T766] ? copy_signal+0x4cb/0x600
[ 76.661008][ T766] copy_process+0x117c/0x3250
[ 76.665724][ T766] ? __kasan_check_write+0x14/0x20
[ 76.666463][ T773] FAULT_INJECTION: forcing a failure.
[ 76.666463][ T773] name failslab, interval 1, probability 0, space 0, times 0
[ 76.671005][ T766] ? __pidfd_prepare+0x150/0x150
[ 76.671031][ T766] kernel_clone+0x233/0x960
[ 76.693097][ T766] ? create_io_thread+0x170/0x170
[ 76.698213][ T766] ? __kasan_check_write+0x14/0x20
[ 76.703323][ T766] ? mutex_unlock+0x8f/0x230
[ 76.707913][ T766] __x64_sys_clone+0x198/0x210
[ 76.712771][ T766] ? __kasan_check_write+0x14/0x20
[ 76.717965][ T766] ? __ia32_sys_vfork+0x130/0x130
[ 76.722985][ T766] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 76.729178][ T766] x64_sys_call+0x41f/0x9a0
[ 76.733785][ T766] do_syscall_64+0x4c/0xa0
[ 76.738208][ T766] ? clear_bhb_loop+0x50/0xa0
[ 76.742879][ T766] ? clear_bhb_loop+0x50/0xa0
[ 76.747584][ T766] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 76.753473][ T766] RIP: 0033:0x7fb470ca7429
[ 76.757886][ T766] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 76.777749][ T766] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 76.786326][ T766] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 76.794284][ T766] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 76.802330][ T766] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 76.810477][ T766] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 76.818731][ T766] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 76.827007][ T766]
[ 76.830026][ T766]
[ 76.832342][ T766] Allocated by task 755:
[ 76.836698][ T766] __kasan_slab_alloc+0xbd/0xf0
[ 76.841632][ T766] slab_post_alloc_hook+0x4f/0x2b0
[ 76.846820][ T766] kmem_cache_alloc+0xf7/0x260
[ 76.851761][ T766] vm_area_dup+0x26/0x210
[ 76.856077][ T766] copy_mm+0x947/0x13c0
[ 76.860224][ T766] copy_process+0x117c/0x3250
[ 76.864896][ T766] kernel_clone+0x233/0x960
[ 76.869394][ T766] __x64_sys_clone+0x198/0x210
[ 76.874155][ T766] x64_sys_call+0x41f/0x9a0
[ 76.878644][ T766] do_syscall_64+0x4c/0xa0
[ 76.883046][ T766] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 76.889015][ T766]
[ 76.891330][ T766] Freed by task 767:
[ 76.895202][ T766] kasan_set_track+0x4a/0x70
[ 76.899776][ T766] kasan_set_free_info+0x23/0x40
[ 76.904792][ T766] ____kasan_slab_free+0x125/0x160
[ 76.909894][ T766] __kasan_slab_free+0x11/0x20
[ 76.914668][ T766] slab_free_freelist_hook+0xc2/0x190
[ 76.920035][ T766] kmem_cache_free+0x100/0x320
[ 76.924994][ T766] __free_vm_area_struct+0x1c/0x20
[ 76.930126][ T766] rcu_do_batch+0x532/0xbe0
[ 76.934711][ T766] rcu_core+0x5ee/0xf80
[ 76.938852][ T766] rcu_core_si+0x9/0x10
[ 76.942990][ T766] handle_softirqs+0x250/0x560
[ 76.947744][ T766] __do_softirq+0xb/0xd
[ 76.952047][ T766]
[ 76.954369][ T766] Last potentially related work creation:
[ 76.960235][ T766] kasan_save_stack+0x3a/0x60
[ 76.965092][ T766] __kasan_record_aux_stack+0xd2/0x100
[ 76.970547][ T766] kasan_record_aux_stack_noalloc+0xb/0x10
[ 76.976513][ T766] call_rcu+0x10b/0xf80
[ 76.980746][ T766] vm_area_free_no_check+0x10e/0x140
[ 76.986159][ T766] vm_area_free+0x56/0x60
[ 76.990526][ T766] exit_mmap+0x4e6/0x8b0
[ 76.994774][ T766] __mmput+0x93/0x320
[ 76.998742][ T766] mmput+0x50/0x150
[ 77.002628][ T766] do_exit+0x9f2/0x27e0
[ 77.006767][ T766] __ia32_sys_exit+0x0/0x40
[ 77.011261][ T766] x64_sys_call+0x44/0x9a0
[ 77.015674][ T766] do_syscall_64+0x4c/0xa0
[ 77.020100][ T766] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 77.026400][ T766]
[ 77.028712][ T766] The buggy address belongs to the object at ffff888122bc8250
[ 77.028712][ T766] which belongs to the cache vm_area_struct of size 232
[ 77.043012][ T766] The buggy address is located 88 bytes inside of
[ 77.043012][ T766] 232-byte region [ffff888122bc8250, ffff888122bc8338)
[ 77.056191][ T766] The buggy address belongs to the page:
[ 77.062001][ T766] page:ffffea00048af200 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x122bc8
[ 77.072310][ T766] flags: 0x4000000000000200(slab|zone=1)
[ 77.077943][ T766] raw: 4000000000000200 0000000000000000 dead000000000122 ffff888100187800
[ 77.086518][ T766] raw: 0000000000000000 00000000000d000d 00000001ffffffff 0000000000000000
[ 77.095086][ T766] page dumped because: kasan: bad access detected
[ 77.101509][ T766] page_owner tracks the page as allocated
[ 77.107206][ T766] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112cc0(GFP_USER|__GFP_NOWARN|__GFP_NORETRY), pid 755, ts 74676900085, free_ts 74659347297
[ 77.123176][ T766] post_alloc_hook+0x192/0x1b0
[ 77.127944][ T766] prep_new_page+0x1c/0x110
[ 77.132434][ T766] get_page_from_freelist+0x2d3a/0x2dc0
[ 77.138053][ T766] __alloc_pages+0x1a2/0x460
[ 77.142636][ T766] new_slab+0xa1/0x4d0
[ 77.146712][ T766] ___slab_alloc+0x381/0x810
[ 77.151382][ T766] __slab_alloc+0x49/0x90
[ 77.155783][ T766] kmem_cache_alloc+0x138/0x260
[ 77.160628][ T766] vm_area_dup+0x26/0x210
[ 77.164961][ T766] copy_mm+0x947/0x13c0
[ 77.169514][ T766] copy_process+0x117c/0x3250
[ 77.174178][ T766] kernel_clone+0x233/0x960
[ 77.178667][ T766] __x64_sys_clone+0x198/0x210
[ 77.183479][ T766] x64_sys_call+0x41f/0x9a0
[ 77.187965][ T766] do_syscall_64+0x4c/0xa0
[ 77.192376][ T766] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 77.198431][ T766] page last free stack trace:
[ 77.203082][ T766] free_unref_page_prepare+0x542/0x550
[ 77.208536][ T766] free_unref_page_list+0x13a/0x9d0
[ 77.213718][ T766] release_pages+0x1006/0x1060
[ 77.218666][ T766] free_pages_and_swap_cache+0x86/0xa0
[ 77.224198][ T766] tlb_finish_mmu+0x17e/0x310
[ 77.228865][ T766] exit_mmap+0x43b/0x8b0
[ 77.233094][ T766] __mmput+0x93/0x320
[ 77.237062][ T766] mmput+0x50/0x150
[ 77.240854][ T766] do_exit+0x9f2/0x27e0
[ 77.244991][ T766] do_group_exit+0x141/0x310
[ 77.249571][ T766] get_signal+0x66a/0x1480
[ 77.253976][ T766] arch_do_signal_or_restart+0xdf/0x11c0
[ 77.259592][ T766] exit_to_user_mode_loop+0xa7/0xe0
[ 77.264790][ T766] exit_to_user_mode_prepare+0x87/0xd0
[ 77.270264][ T766] syscall_exit_to_user_mode+0x1a/0x30
[ 77.275726][ T766] do_syscall_64+0x58/0xa0
[ 77.280134][ T766]
[ 77.282510][ T766] Memory state around the buggy address:
[ 77.288210][ T766] ffff888122bc8180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 77.296365][ T766] ffff888122bc8200: fb fb fc fc fc fc fc fc fc fc fa fb fb fb fb fb
[ 77.304582][ T766] >ffff888122bc8280: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 77.312889][ T766] ^
[ 77.318326][ T766] ffff888122bc8300: fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc fa
[ 77.326371][ T766] ffff888122bc8380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 77.334688][ T766] ==================================================================
[ 77.342726][ T766] Disabling lock debugging due to kernel taint
[ 77.349562][ T775] FAULT_INJECTION: forcing a failure.
[ 77.349562][ T775] name failslab, interval 1, probability 0, space 0, times 0
[ 77.350907][ T771] CPU: 1 PID: 771 Comm: syz.6.131 Tainted: G B syzkaller #0
[ 77.370739][ T771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 77.380917][ T771] Call Trace:
[ 77.384203][ T771]
[ 77.387128][ T771] __dump_stack+0x21/0x30
[ 77.391449][ T771] dump_stack_lvl+0x110/0x170
[ 77.396110][ T771] ? show_regs_print_info+0x20/0x20
[ 77.401295][ T771] dump_stack+0x15/0x20
[ 77.405437][ T771] should_fail+0x3c1/0x510
[ 77.409836][ T771] should_fail_alloc_page+0x55/0x80
[ 77.415028][ T771] prepare_alloc_pages+0x156/0x610
[ 77.420122][ T771] ? __alloc_pages_bulk+0xad0/0xad0
[ 77.425313][ T771] ? __alloc_pages+0x460/0x460
[ 77.430060][ T771] __alloc_pages+0x11d/0x460
[ 77.434641][ T771] ? prep_new_page+0x110/0x110
[ 77.439388][ T771] ? __kasan_check_write+0x14/0x20
[ 77.444482][ T771] ? _raw_spin_lock+0x94/0xf0
[ 77.449230][ T771] pte_alloc_one+0x70/0x190
[ 77.453715][ T771] ? pfn_modify_allowed+0x2f0/0x2f0
[ 77.458990][ T771] ? _raw_spin_unlock+0x4d/0x70
[ 77.463928][ T771] ? __pmd_alloc+0x406/0x4b0
[ 77.468540][ T771] __pte_alloc+0x75/0x2a0
[ 77.472950][ T771] ? __pud_alloc+0x1a0/0x1a0
[ 77.477531][ T771] ? __kasan_slab_alloc+0xcf/0xf0
[ 77.482548][ T771] ? free_pgtables+0x280/0x280
[ 77.487292][ T771] ? anon_vma_fork+0x200/0x510
[ 77.492137][ T771] ? copy_process+0x117c/0x3250
[ 77.496988][ T771] ? kernel_clone+0x233/0x960
[ 77.501648][ T771] ? __x64_sys_clone+0x198/0x210
[ 77.506594][ T771] copy_page_range+0x237c/0x28d0
[ 77.511526][ T771] ? pfn_valid+0x1d0/0x1d0
[ 77.515933][ T771] copy_mm+0xbf2/0x13c0
[ 77.520159][ T771] ? copy_signal+0x600/0x600
[ 77.524730][ T771] ? __init_rwsem+0xfc/0x1d0
[ 77.529300][ T771] ? copy_signal+0x4cb/0x600
[ 77.533869][ T771] copy_process+0x117c/0x3250
[ 77.538530][ T771] ? __kasan_check_write+0x14/0x20
[ 77.543641][ T771] ? __pidfd_prepare+0x150/0x150
[ 77.548741][ T771] kernel_clone+0x233/0x960
[ 77.553503][ T771] ? create_io_thread+0x170/0x170
[ 77.558654][ T771] ? __kasan_check_write+0x14/0x20
[ 77.563744][ T771] ? mutex_unlock+0x8f/0x230
[ 77.568489][ T771] __x64_sys_clone+0x198/0x210
[ 77.573382][ T771] ? __kasan_check_write+0x14/0x20
[ 77.578628][ T771] ? __ia32_sys_vfork+0x130/0x130
[ 77.583759][ T771] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 77.589848][ T771] x64_sys_call+0x41f/0x9a0
[ 77.594346][ T771] do_syscall_64+0x4c/0xa0
[ 77.598863][ T771] ? clear_bhb_loop+0x50/0xa0
[ 77.603745][ T771] ? clear_bhb_loop+0x50/0xa0
[ 77.608424][ T771] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 77.614308][ T771] RIP: 0033:0x7ff54f483429
[ 77.618719][ T771] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 77.638584][ T771] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 77.646993][ T771] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 77.655218][ T771] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 77.663182][ T771] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 77.671224][ T771] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 77.679177][ T771] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 77.687225][ T771]
[ 77.691035][ T775] CPU: 1 PID: 775 Comm: syz.3.134 Tainted: G B syzkaller #0
[ 77.699736][ T775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 77.709835][ T775] Call Trace:
[ 77.713103][ T775]
[ 77.716019][ T775] __dump_stack+0x21/0x30
[ 77.720339][ T775] dump_stack_lvl+0x110/0x170
[ 77.725002][ T775] ? show_regs_print_info+0x20/0x20
[ 77.730184][ T775] dump_stack+0x15/0x20
[ 77.734492][ T775] should_fail+0x3c1/0x510
[ 77.738898][ T775] __should_failslab+0xa4/0xe0
[ 77.743677][ T775] should_failslab+0x9/0x20
[ 77.748268][ T775] slab_pre_alloc_hook+0x3b/0xe0
[ 77.753290][ T775] ? anon_vma_clone+0xc0/0x500
[ 77.758124][ T775] kmem_cache_alloc+0x44/0x260
[ 77.762874][ T775] anon_vma_clone+0xc0/0x500
[ 77.767447][ T775] anon_vma_fork+0x8c/0x510
[ 77.771933][ T775] copy_mm+0x9de/0x13c0
[ 77.776072][ T775] ? copy_signal+0x600/0x600
[ 77.780647][ T775] ? __init_rwsem+0xfc/0x1d0
[ 77.785225][ T775] ? copy_signal+0x4cb/0x600
[ 77.789797][ T775] copy_process+0x117c/0x3250
[ 77.794465][ T775] ? __kasan_check_write+0x14/0x20
[ 77.799648][ T775] ? __pidfd_prepare+0x150/0x150
[ 77.804569][ T775] kernel_clone+0x233/0x960
[ 77.809077][ T775] ? create_io_thread+0x170/0x170
[ 77.814184][ T775] ? __kasan_check_write+0x14/0x20
[ 77.819374][ T775] ? mutex_unlock+0x8f/0x230
[ 77.823959][ T775] __x64_sys_clone+0x198/0x210
[ 77.828708][ T775] ? __kasan_check_write+0x14/0x20
[ 77.833811][ T775] ? __ia32_sys_vfork+0x130/0x130
[ 77.838826][ T775] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 77.844976][ T775] x64_sys_call+0x41f/0x9a0
[ 77.849487][ T775] do_syscall_64+0x4c/0xa0
[ 77.853887][ T775] ? clear_bhb_loop+0x50/0xa0
[ 77.858549][ T775] ? clear_bhb_loop+0x50/0xa0
[ 77.863397][ T775] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 77.869281][ T775] RIP: 0033:0x7f94241ac429
[ 77.873687][ T775] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 77.893371][ T775] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 77.901853][ T775] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 77.909813][ T775] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 77.917782][ T775] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 77.925744][ T775] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 77.933718][ T775] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 77.941700][ T775]
[ 77.944980][ T770] CPU: 0 PID: 770 Comm: syz.1.132 Tainted: G B syzkaller #0
[ 77.948611][ T30] audit: type=1400 audit(1775399209.575:108): avc: denied { read } for pid=83 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1
[ 77.953831][ T770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 77.980892][ T30] audit: type=1400 audit(1775399209.575:109): avc: denied { search } for pid=83 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1
[ 77.986035][ T770] Call Trace:
[ 77.986045][ T770]
[ 77.986051][ T770] __dump_stack+0x21/0x30
[ 77.986073][ T770] dump_stack_lvl+0x110/0x170
[ 78.007967][ T30] audit: type=1400 audit(1775399209.575:110): avc: denied { write } for pid=83 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1
[ 78.010855][ T770] ? show_regs_print_info+0x20/0x20
[ 78.013781][ T30] audit: type=1400 audit(1775399209.575:111): avc: denied { add_name } for pid=83 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1
[ 78.018107][ T770] dump_stack+0x15/0x20
[ 78.018123][ T770] should_fail+0x3c1/0x510
[ 78.018138][ T770] should_fail_alloc_page+0x55/0x80
[ 78.023175][ T30] audit: type=1400 audit(1775399209.575:112): avc: denied { create } for pid=83 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[ 78.043959][ T770] prepare_alloc_pages+0x156/0x610
[ 78.043985][ T770] ? __alloc_pages_bulk+0xad0/0xad0
[ 78.049416][ T30] audit: type=1400 audit(1775399209.575:113): avc: denied { append open } for pid=83 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[ 78.069626][ T770] ? __alloc_pages+0x460/0x460
[ 78.069650][ T770] __alloc_pages+0x11d/0x460
[ 78.069666][ T770] ? prep_new_page+0x110/0x110
[ 78.074167][ T30] audit: type=1400 audit(1775399209.575:114): avc: denied { getattr } for pid=83 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[ 78.078365][ T770] ? __kasan_check_write+0x14/0x20
[ 78.078386][ T770] ? _raw_spin_lock+0x94/0xf0
[ 78.078403][ T770] pte_alloc_one+0x70/0x190
[ 78.078416][ T770] ? pfn_modify_allowed+0x2f0/0x2f0
[ 78.078432][ T770] ? _raw_spin_unlock+0x4d/0x70
[ 78.093040][ T778] FAULT_INJECTION: forcing a failure.
[ 78.093040][ T778] name failslab, interval 1, probability 0, space 0, times 0
[ 78.104091][ T770] ? __pmd_alloc+0x406/0x4b0
[ 78.104115][ T770] ? __kasan_check_write+0x14/0x20
[ 78.104132][ T770] __pte_alloc+0x75/0x2a0
[ 78.224990][ T770] ? __pud_alloc+0x1a0/0x1a0
[ 78.229581][ T770] ? __kasan_slab_alloc+0xcf/0xf0
[ 78.234608][ T770] ? free_pgtables+0x280/0x280
[ 78.239454][ T770] ? _raw_spin_unlock+0x4d/0x70
[ 78.244313][ T770] copy_page_range+0x237c/0x28d0
[ 78.249358][ T770] ? pfn_valid+0x1d0/0x1d0
[ 78.253776][ T770] copy_mm+0xbf2/0x13c0
[ 78.257930][ T770] ? copy_signal+0x600/0x600
[ 78.262511][ T770] ? __init_rwsem+0xfc/0x1d0
[ 78.267267][ T770] ? copy_signal+0x4cb/0x600
[ 78.271850][ T770] copy_process+0x117c/0x3250
[ 78.276531][ T770] ? __kasan_check_write+0x14/0x20
[ 78.281638][ T770] ? __pidfd_prepare+0x150/0x150
[ 78.286569][ T770] kernel_clone+0x233/0x960
[ 78.291241][ T770] ? create_io_thread+0x170/0x170
[ 78.296370][ T770] ? __kasan_check_write+0x14/0x20
[ 78.301493][ T770] ? mutex_unlock+0x8f/0x230
[ 78.306088][ T770] __x64_sys_clone+0x198/0x210
[ 78.311024][ T770] ? __kasan_check_write+0x14/0x20
[ 78.316128][ T770] ? __ia32_sys_vfork+0x130/0x130
[ 78.321155][ T770] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 78.327285][ T770] x64_sys_call+0x41f/0x9a0
[ 78.331783][ T770] do_syscall_64+0x4c/0xa0
[ 78.336288][ T770] ? clear_bhb_loop+0x50/0xa0
[ 78.340953][ T770] ? clear_bhb_loop+0x50/0xa0
[ 78.345711][ T770] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 78.351599][ T770] RIP: 0033:0x7f2d6796e429
[ 78.356004][ T770] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 78.375781][ T770] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 78.384366][ T770] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 78.392338][ T770] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 78.400303][ T770] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 78.408267][ T770] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 78.416227][ T770] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 78.424194][ T770]
[ 78.427203][ T778] CPU: 1 PID: 778 Comm: syz.3.135 Tainted: G B syzkaller #0
[ 78.436138][ T778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 78.437190][ T780] FAULT_INJECTION: forcing a failure.
[ 78.437190][ T780] name failslab, interval 1, probability 0, space 0, times 0
[ 78.446291][ T778] Call Trace:
[ 78.446304][ T778]
[ 78.446311][ T778] __dump_stack+0x21/0x30
[ 78.446335][ T778] dump_stack_lvl+0x110/0x170
[ 78.446349][ T778] ? show_regs_print_info+0x20/0x20
[ 78.446366][ T778] dump_stack+0x15/0x20
[ 78.484627][ T778] should_fail+0x3c1/0x510
[ 78.489074][ T778] __should_failslab+0xa4/0xe0
[ 78.493841][ T778] should_failslab+0x9/0x20
[ 78.498334][ T778] slab_pre_alloc_hook+0x3b/0xe0
[ 78.503474][ T778] ? alloc_pid+0x9d/0xac0
[ 78.507912][ T778] kmem_cache_alloc+0x44/0x260
[ 78.512783][ T778] alloc_pid+0x9d/0xac0
[ 78.516933][ T778] copy_process+0x1385/0x3250
[ 78.521619][ T778] ? __kasan_check_write+0x14/0x20
[ 78.526904][ T778] ? __pidfd_prepare+0x150/0x150
[ 78.532097][ T778] kernel_clone+0x233/0x960
[ 78.536771][ T778] ? create_io_thread+0x170/0x170
[ 78.541793][ T778] ? __kasan_check_write+0x14/0x20
[ 78.546992][ T778] ? mutex_unlock+0x8f/0x230
[ 78.551575][ T778] __x64_sys_clone+0x198/0x210
[ 78.556338][ T778] ? __kasan_check_write+0x14/0x20
[ 78.561440][ T778] ? __ia32_sys_vfork+0x130/0x130
[ 78.566498][ T778] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 78.572607][ T778] x64_sys_call+0x41f/0x9a0
[ 78.577105][ T778] do_syscall_64+0x4c/0xa0
[ 78.581538][ T778] ? clear_bhb_loop+0x50/0xa0
[ 78.585482][ T782] FAULT_INJECTION: forcing a failure.
[ 78.585482][ T782] name failslab, interval 1, probability 0, space 0, times 0
[ 78.586214][ T778] ? clear_bhb_loop+0x50/0xa0
[ 78.586234][ T778] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 78.609430][ T778] RIP: 0033:0x7f94241ac429
[ 78.613841][ T778] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 78.633588][ T778] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 78.642103][ T778] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 78.650160][ T778] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 78.658122][ T778] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 78.666085][ T778] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 78.674067][ T778] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 78.682118][ T778]
[ 78.685386][ T780] CPU: 0 PID: 780 Comm: syz.4.136 Tainted: G B syzkaller #0
[ 78.693987][ T780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 78.704055][ T780] Call Trace:
[ 78.707327][ T780]
[ 78.710246][ T780] __dump_stack+0x21/0x30
[ 78.714668][ T780] dump_stack_lvl+0x110/0x170
[ 78.719348][ T780] ? show_regs_print_info+0x20/0x20
[ 78.724540][ T780] dump_stack+0x15/0x20
[ 78.728713][ T780] should_fail+0x3c1/0x510
[ 78.733125][ T780] __should_failslab+0xa4/0xe0
[ 78.737882][ T780] should_failslab+0x9/0x20
[ 78.742389][ T780] slab_pre_alloc_hook+0x3b/0xe0
[ 78.747403][ T780] ? anon_vma_clone+0xc0/0x500
[ 78.752359][ T780] kmem_cache_alloc+0x44/0x260
[ 78.757118][ T780] anon_vma_clone+0xc0/0x500
[ 78.761705][ T780] anon_vma_fork+0x8c/0x510
[ 78.766193][ T780] copy_mm+0x9de/0x13c0
[ 78.770348][ T780] ? copy_signal+0x600/0x600
[ 78.775007][ T780] ? __init_rwsem+0xfc/0x1d0
[ 78.779591][ T780] ? copy_signal+0x4cb/0x600
[ 78.784168][ T780] copy_process+0x117c/0x3250
[ 78.788835][ T780] ? __kasan_check_write+0x14/0x20
[ 78.793936][ T780] ? __pidfd_prepare+0x150/0x150
[ 78.798954][ T780] kernel_clone+0x233/0x960
[ 78.803443][ T780] ? create_io_thread+0x170/0x170
[ 78.808459][ T780] ? __kasan_check_write+0x14/0x20
[ 78.813551][ T780] ? mutex_unlock+0x8f/0x230
[ 78.818124][ T780] __x64_sys_clone+0x198/0x210
[ 78.822966][ T780] ? __kasan_check_write+0x14/0x20
[ 78.828058][ T780] ? __ia32_sys_vfork+0x130/0x130
[ 78.833078][ T780] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 78.839135][ T780] x64_sys_call+0x41f/0x9a0
[ 78.843719][ T780] do_syscall_64+0x4c/0xa0
[ 78.848208][ T780] ? clear_bhb_loop+0x50/0xa0
[ 78.852871][ T780] ? clear_bhb_loop+0x50/0xa0
[ 78.857532][ T780] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 78.863411][ T780] RIP: 0033:0x7fb470ca7429
[ 78.867809][ T780] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 78.887502][ T780] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 78.896000][ T780] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 78.903990][ T780] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 78.911953][ T780] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 78.919931][ T780] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 78.928066][ T780] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 78.936227][ T780]
[ 78.939292][ T773] CPU: 1 PID: 773 Comm: syz.5.133 Tainted: G B syzkaller #0
[ 78.947892][ T773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 78.958030][ T773] Call Trace:
[ 78.961528][ T773]
[ 78.964513][ T773] __dump_stack+0x21/0x30
[ 78.968843][ T773] dump_stack_lvl+0x110/0x170
[ 78.973515][ T773] ? show_regs_print_info+0x20/0x20
[ 78.978726][ T773] dump_stack+0x15/0x20
[ 78.982965][ T773] should_fail+0x3c1/0x510
[ 78.987421][ T773] __should_failslab+0xa4/0xe0
[ 78.992176][ T773] should_failslab+0x9/0x20
[ 78.996692][ T773] slab_pre_alloc_hook+0x3b/0xe0
[ 79.001627][ T773] ? vm_area_dup+0x26/0x210
[ 79.006131][ T773] kmem_cache_alloc+0x44/0x260
[ 79.010994][ T773] vm_area_dup+0x26/0x210
[ 79.015339][ T773] copy_mm+0x947/0x13c0
[ 79.019502][ T773] ? copy_signal+0x600/0x600
[ 79.024093][ T773] ? __init_rwsem+0xfc/0x1d0
[ 79.028683][ T773] ? copy_signal+0x4cb/0x600
[ 79.033267][ T773] copy_process+0x117c/0x3250
[ 79.037942][ T773] ? __kasan_check_write+0x14/0x20
[ 79.043086][ T773] ? __pidfd_prepare+0x150/0x150
[ 79.048024][ T773] kernel_clone+0x233/0x960
[ 79.052530][ T773] ? create_io_thread+0x170/0x170
[ 79.057550][ T773] ? __kasan_check_write+0x14/0x20
[ 79.062675][ T773] ? mutex_unlock+0x8f/0x230
[ 79.067284][ T773] __x64_sys_clone+0x198/0x210
[ 79.072403][ T773] ? __kasan_check_write+0x14/0x20
[ 79.077611][ T773] ? __ia32_sys_vfork+0x130/0x130
[ 79.082665][ T773] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 79.088816][ T773] x64_sys_call+0x41f/0x9a0
[ 79.093352][ T773] do_syscall_64+0x4c/0xa0
[ 79.097765][ T773] ? clear_bhb_loop+0x50/0xa0
[ 79.102525][ T773] ? clear_bhb_loop+0x50/0xa0
[ 79.107311][ T773] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 79.113208][ T773] RIP: 0033:0x7fc3e8895429
[ 79.117622][ T773] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 79.137483][ T773] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 79.146114][ T773] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 79.154098][ T773] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 79.162153][ T773] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 79.170349][ T773] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 79.178347][ T773] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 79.186440][ T773]
[ 79.189452][ T782] CPU: 0 PID: 782 Comm: syz.6.137 Tainted: G B syzkaller #0
[ 79.198044][ T782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 79.208188][ T782] Call Trace:
[ 79.211458][ T782]
[ 79.214380][ T782] __dump_stack+0x21/0x30
[ 79.218800][ T782] dump_stack_lvl+0x110/0x170
[ 79.223466][ T782] ? show_regs_print_info+0x20/0x20
[ 79.228663][ T782] dump_stack+0x15/0x20
[ 79.232815][ T782] should_fail+0x3c1/0x510
[ 79.237216][ T782] __should_failslab+0xa4/0xe0
[ 79.242403][ T782] should_failslab+0x9/0x20
[ 79.246909][ T782] slab_pre_alloc_hook+0x3b/0xe0
[ 79.251939][ T782] ? vm_area_dup+0x26/0x210
[ 79.256475][ T782] kmem_cache_alloc+0x44/0x260
[ 79.261426][ T782] vm_area_dup+0x26/0x210
[ 79.265744][ T782] copy_mm+0x947/0x13c0
[ 79.269895][ T782] ? copy_signal+0x600/0x600
[ 79.274486][ T782] ? __init_rwsem+0xfc/0x1d0
[ 79.279080][ T782] ? copy_signal+0x4cb/0x600
[ 79.283667][ T782] copy_process+0x117c/0x3250
[ 79.288337][ T782] ? __kasan_check_write+0x14/0x20
[ 79.293438][ T782] ? __pidfd_prepare+0x150/0x150
[ 79.298364][ T782] kernel_clone+0x233/0x960
[ 79.302968][ T782] ? create_io_thread+0x170/0x170
[ 79.308412][ T782] ? __kasan_check_write+0x14/0x20
[ 79.313621][ T782] ? mutex_unlock+0x8f/0x230
[ 79.318285][ T782] __x64_sys_clone+0x198/0x210
[ 79.323031][ T782] ? __kasan_check_write+0x14/0x20
[ 79.328126][ T782] ? __ia32_sys_vfork+0x130/0x130
[ 79.333133][ T782] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 79.339313][ T782] x64_sys_call+0x41f/0x9a0
[ 79.343905][ T782] do_syscall_64+0x4c/0xa0
[ 79.348310][ T782] ? clear_bhb_loop+0x50/0xa0
[ 79.352975][ T782] ? clear_bhb_loop+0x50/0xa0
[ 79.357633][ T782] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 79.363540][ T782] RIP: 0033:0x7ff54f483429
[ 79.368028][ T782] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 79.387624][ T782] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 79.396123][ T782] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 79.404080][ T782] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 79.412124][ T782] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 79.420080][ T782] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 79.428206][ T782] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 79.436253][ T782]
[ 79.442326][ T785] FAULT_INJECTION: forcing a failure.
[ 79.442326][ T785] name failslab, interval 1, probability 0, space 0, times 0
[ 79.456120][ T785] CPU: 1 PID: 785 Comm: syz.3.138 Tainted: G B syzkaller #0
[ 79.464829][ T785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 79.465060][ T787] FAULT_INJECTION: forcing a failure.
[ 79.465060][ T787] name failslab, interval 1, probability 0, space 0, times 0
[ 79.475062][ T785] Call Trace:
[ 79.475068][ T785]
[ 79.475074][ T785] __dump_stack+0x21/0x30
[ 79.475095][ T785] dump_stack_lvl+0x110/0x170
[ 79.475112][ T785] ? show_regs_print_info+0x20/0x20
[ 79.475129][ T785] dump_stack+0x15/0x20
[ 79.512310][ T785] should_fail+0x3c1/0x510
[ 79.516720][ T785] __should_failslab+0xa4/0xe0
[ 79.521472][ T785] should_failslab+0x9/0x20
[ 79.525966][ T785] slab_pre_alloc_hook+0x3b/0xe0
[ 79.530980][ T785] ? alloc_pid+0x9d/0xac0
[ 79.535381][ T785] kmem_cache_alloc+0x44/0x260
[ 79.540134][ T785] alloc_pid+0x9d/0xac0
[ 79.544309][ T785] copy_process+0x1385/0x3250
[ 79.548974][ T785] ? __kasan_check_write+0x14/0x20
[ 79.554069][ T785] ? __pidfd_prepare+0x150/0x150
[ 79.558995][ T785] kernel_clone+0x233/0x960
[ 79.563485][ T785] ? create_io_thread+0x170/0x170
[ 79.568492][ T785] ? __kasan_check_write+0x14/0x20
[ 79.573588][ T785] ? mutex_unlock+0x8f/0x230
[ 79.578428][ T785] __x64_sys_clone+0x198/0x210
[ 79.583278][ T785] ? __kasan_check_write+0x14/0x20
[ 79.588549][ T785] ? __ia32_sys_vfork+0x130/0x130
[ 79.593569][ T785] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 79.599620][ T785] x64_sys_call+0x41f/0x9a0
[ 79.604111][ T785] do_syscall_64+0x4c/0xa0
[ 79.608515][ T785] ? clear_bhb_loop+0x50/0xa0
[ 79.613175][ T785] ? clear_bhb_loop+0x50/0xa0
[ 79.617834][ T785] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 79.623714][ T785] RIP: 0033:0x7f94241ac429
[ 79.628114][ T785] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 79.647894][ T785] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 79.656305][ T785] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 79.664269][ T785] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 79.672228][ T785] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 79.680194][ T785] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 79.688151][ T785] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 79.696112][ T785]
[ 79.700980][ T787] CPU: 0 PID: 787 Comm: syz.5.139 Tainted: G B syzkaller #0
[ 79.709592][ T787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 79.719653][ T787] Call Trace:
[ 79.722944][ T787]
[ 79.725999][ T787] __dump_stack+0x21/0x30
[ 79.730347][ T787] dump_stack_lvl+0x110/0x170
[ 79.733522][ T794] FAULT_INJECTION: forcing a failure.
[ 79.733522][ T794] name failslab, interval 1, probability 0, space 0, times 0
[ 79.735209][ T787] ? show_regs_print_info+0x20/0x20
[ 79.753040][ T787] dump_stack+0x15/0x20
[ 79.757195][ T787] should_fail+0x3c1/0x510
[ 79.761612][ T787] __should_failslab+0xa4/0xe0
[ 79.766378][ T787] should_failslab+0x9/0x20
[ 79.770875][ T787] slab_pre_alloc_hook+0x3b/0xe0
[ 79.775990][ T787] ? vm_area_dup+0x26/0x210
[ 79.780505][ T787] kmem_cache_alloc+0x44/0x260
[ 79.785319][ T787] vm_area_dup+0x26/0x210
[ 79.789662][ T787] copy_mm+0x947/0x13c0
[ 79.793913][ T787] ? copy_signal+0x600/0x600
[ 79.798494][ T787] ? __init_rwsem+0xfc/0x1d0
[ 79.803078][ T787] ? copy_signal+0x4cb/0x600
[ 79.807660][ T787] copy_process+0x117c/0x3250
[ 79.812338][ T787] ? __kasan_check_write+0x14/0x20
[ 79.817451][ T787] ? __pidfd_prepare+0x150/0x150
[ 79.822388][ T787] kernel_clone+0x233/0x960
[ 79.826897][ T787] ? create_io_thread+0x170/0x170
[ 79.832177][ T787] ? __kasan_check_write+0x14/0x20
[ 79.837284][ T787] ? mutex_unlock+0x8f/0x230
[ 79.841901][ T787] __x64_sys_clone+0x198/0x210
[ 79.846971][ T787] ? __kasan_check_write+0x14/0x20
[ 79.852091][ T787] ? __ia32_sys_vfork+0x130/0x130
[ 79.857128][ T787] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 79.857625][ T795] FAULT_INJECTION: forcing a failure.
[ 79.857625][ T795] name failslab, interval 1, probability 0, space 0, times 0
[ 79.863216][ T787] x64_sys_call+0x41f/0x9a0
[ 79.863238][ T787] do_syscall_64+0x4c/0xa0
[ 79.863256][ T787] ? clear_bhb_loop+0x50/0xa0
[ 79.889652][ T787] ? clear_bhb_loop+0x50/0xa0
[ 79.894326][ T787] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 79.900240][ T787] RIP: 0033:0x7fc3e8895429
[ 79.904736][ T787] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 79.924421][ T787] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 79.932923][ T787] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 79.941061][ T787] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 79.949023][ T787] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 79.957089][ T787] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 79.965058][ T787] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 79.973151][ T787]
[ 79.976815][ T790] FAULT_INJECTION: forcing a failure.
[ 79.976815][ T790] name failslab, interval 1, probability 0, space 0, times 0
[ 79.977172][ T792] FAULT_INJECTION: forcing a failure.
[ 79.977172][ T792] name failslab, interval 1, probability 0, space 0, times 0
[ 79.989836][ T795] CPU: 1 PID: 795 Comm: syz.1.140 Tainted: G B syzkaller #0
[ 80.010832][ T795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 80.020877][ T795] Call Trace:
[ 80.024156][ T795]
[ 80.027077][ T795] __dump_stack+0x21/0x30
[ 80.031446][ T795] dump_stack_lvl+0x110/0x170
[ 80.036147][ T795] ? show_regs_print_info+0x20/0x20
[ 80.041346][ T795] dump_stack+0x15/0x20
[ 80.045504][ T795] should_fail+0x3c1/0x510
[ 80.049911][ T795] __should_failslab+0xa4/0xe0
[ 80.054773][ T795] should_failslab+0x9/0x20
[ 80.059353][ T795] slab_pre_alloc_hook+0x3b/0xe0
[ 80.064375][ T795] ? anon_vma_clone+0xc0/0x500
[ 80.069392][ T795] kmem_cache_alloc+0x44/0x260
[ 80.074152][ T795] anon_vma_clone+0xc0/0x500
[ 80.078735][ T795] anon_vma_fork+0x8c/0x510
[ 80.083323][ T795] copy_mm+0x9de/0x13c0
[ 80.087470][ T795] ? copy_signal+0x600/0x600
[ 80.092046][ T795] ? __init_rwsem+0xfc/0x1d0
[ 80.096708][ T795] ? copy_signal+0x4cb/0x600
[ 80.101283][ T795] copy_process+0x117c/0x3250
[ 80.106231][ T795] ? __kasan_check_write+0x14/0x20
[ 80.111429][ T795] ? __pidfd_prepare+0x150/0x150
[ 80.116359][ T795] kernel_clone+0x233/0x960
[ 80.120850][ T795] ? create_io_thread+0x170/0x170
[ 80.125862][ T795] ? __kasan_check_write+0x14/0x20
[ 80.130960][ T795] ? mutex_unlock+0x8f/0x230
[ 80.135628][ T795] __x64_sys_clone+0x198/0x210
[ 80.140496][ T795] ? __kasan_check_write+0x14/0x20
[ 80.145689][ T795] ? __ia32_sys_vfork+0x130/0x130
[ 80.150808][ T795] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 80.156878][ T795] x64_sys_call+0x41f/0x9a0
[ 80.161549][ T795] do_syscall_64+0x4c/0xa0
[ 80.166147][ T795] ? clear_bhb_loop+0x50/0xa0
[ 80.170825][ T795] ? clear_bhb_loop+0x50/0xa0
[ 80.175495][ T795] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 80.181477][ T795] RIP: 0033:0x7f2d6796e429
[ 80.185968][ T795] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 80.205741][ T795] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 80.214428][ T795] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 80.222424][ T795] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 80.230390][ T795] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 80.238550][ T795] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 80.246608][ T795] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 80.254680][ T795]
[ 80.257792][ T792] CPU: 0 PID: 792 Comm: syz.4.143 Tainted: G B syzkaller #0
[ 80.266386][ T792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 80.276443][ T792] Call Trace:
[ 80.279834][ T792]
[ 80.282759][ T792] __dump_stack+0x21/0x30
[ 80.287087][ T792] dump_stack_lvl+0x110/0x170
[ 80.291759][ T792] ? show_regs_print_info+0x20/0x20
[ 80.297042][ T792] dump_stack+0x15/0x20
[ 80.301303][ T792] should_fail+0x3c1/0x510
[ 80.305714][ T792] __should_failslab+0xa4/0xe0
[ 80.310676][ T792] should_failslab+0x9/0x20
[ 80.315178][ T792] slab_pre_alloc_hook+0x3b/0xe0
[ 80.320108][ T792] ? vm_area_dup+0x26/0x210
[ 80.324618][ T792] kmem_cache_alloc+0x44/0x260
[ 80.329485][ T792] vm_area_dup+0x26/0x210
[ 80.333988][ T792] copy_mm+0x947/0x13c0
[ 80.338138][ T792] ? copy_signal+0x600/0x600
[ 80.342832][ T792] ? __init_rwsem+0xfc/0x1d0
[ 80.347616][ T792] ? copy_signal+0x4cb/0x600
[ 80.352207][ T792] copy_process+0x117c/0x3250
[ 80.356884][ T792] ? __kasan_check_write+0x14/0x20
[ 80.361986][ T792] ? __pidfd_prepare+0x150/0x150
[ 80.366918][ T792] kernel_clone+0x233/0x960
[ 80.371416][ T792] ? create_io_thread+0x170/0x170
[ 80.376441][ T792] ? __kasan_check_write+0x14/0x20
[ 80.381555][ T792] ? mutex_unlock+0x8f/0x230
[ 80.386413][ T792] __x64_sys_clone+0x198/0x210
[ 80.391294][ T792] ? __kasan_check_write+0x14/0x20
[ 80.396652][ T792] ? __ia32_sys_vfork+0x130/0x130
[ 80.401798][ T792] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 80.408133][ T792] x64_sys_call+0x41f/0x9a0
[ 80.412681][ T792] do_syscall_64+0x4c/0xa0
[ 80.417093][ T792] ? clear_bhb_loop+0x50/0xa0
[ 80.421962][ T792] ? clear_bhb_loop+0x50/0xa0
[ 80.426628][ T792] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 80.432529][ T792] RIP: 0033:0x7fb470ca7429
[ 80.436938][ T792] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 80.456648][ T792] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 80.465246][ T792] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 80.473226][ T792] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 80.481317][ T792] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 80.489735][ T792] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 80.497729][ T792] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 80.505706][ T792]
[ 80.508721][ T794] CPU: 1 PID: 794 Comm: syz.3.142 Tainted: G B syzkaller #0
[ 80.517499][ T794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 80.527646][ T794] Call Trace:
[ 80.530927][ T794]
[ 80.533862][ T794] __dump_stack+0x21/0x30
[ 80.538294][ T794] dump_stack_lvl+0x110/0x170
[ 80.543201][ T794] ? show_regs_print_info+0x20/0x20
[ 80.548497][ T794] dump_stack+0x15/0x20
[ 80.552642][ T794] should_fail+0x3c1/0x510
[ 80.557081][ T794] __should_failslab+0xa4/0xe0
[ 80.561837][ T794] should_failslab+0x9/0x20
[ 80.566321][ T794] slab_pre_alloc_hook+0x3b/0xe0
[ 80.571361][ T794] ? anon_vma_clone+0xc0/0x500
[ 80.576113][ T794] kmem_cache_alloc+0x44/0x260
[ 80.580869][ T794] anon_vma_clone+0xc0/0x500
[ 80.585443][ T794] anon_vma_fork+0x8c/0x510
[ 80.589931][ T794] copy_mm+0x9de/0x13c0
[ 80.594073][ T794] ? copy_signal+0x600/0x600
[ 80.598648][ T794] ? __init_rwsem+0xfc/0x1d0
[ 80.603227][ T794] ? copy_signal+0x4cb/0x600
[ 80.607802][ T794] copy_process+0x117c/0x3250
[ 80.612555][ T794] ? __kasan_check_write+0x14/0x20
[ 80.617663][ T794] ? __pidfd_prepare+0x150/0x150
[ 80.622672][ T794] kernel_clone+0x233/0x960
[ 80.627359][ T794] ? create_io_thread+0x170/0x170
[ 80.632408][ T794] ? __kasan_check_write+0x14/0x20
[ 80.637700][ T794] ? mutex_unlock+0x8f/0x230
[ 80.642328][ T794] __x64_sys_clone+0x198/0x210
[ 80.647172][ T794] ? __kasan_check_write+0x14/0x20
[ 80.652283][ T794] ? __ia32_sys_vfork+0x130/0x130
[ 80.657314][ T794] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 80.663374][ T794] x64_sys_call+0x41f/0x9a0
[ 80.667955][ T794] do_syscall_64+0x4c/0xa0
[ 80.672388][ T794] ? clear_bhb_loop+0x50/0xa0
[ 80.677417][ T794] ? clear_bhb_loop+0x50/0xa0
[ 80.682202][ T794] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 80.688106][ T794] RIP: 0033:0x7f94241ac429
[ 80.692519][ T794] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 80.712614][ T794] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 80.721021][ T794] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 80.729260][ T794] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 80.737319][ T794] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 80.745402][ T794] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 80.753533][ T794] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 80.761507][ T794]
[ 80.766107][ T790] CPU: 0 PID: 790 Comm: syz.6.141 Tainted: G B syzkaller #0
[ 80.774845][ T790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 80.785075][ T790] Call Trace:
[ 80.787866][ T800] FAULT_INJECTION: forcing a failure.
[ 80.787866][ T800] name failslab, interval 1, probability 0, space 0, times 0
[ 80.788356][ T790]
[ 80.788363][ T790] __dump_stack+0x21/0x30
[ 80.801920][ T798] FAULT_INJECTION: forcing a failure.
[ 80.801920][ T798] name failslab, interval 1, probability 0, space 0, times 0
[ 80.803940][ T790] dump_stack_lvl+0x110/0x170
[ 80.826339][ T790] ? show_regs_print_info+0x20/0x20
[ 80.831569][ T790] dump_stack+0x15/0x20
[ 80.835814][ T790] should_fail+0x3c1/0x510
[ 80.840220][ T790] __should_failslab+0xa4/0xe0
[ 80.844982][ T790] should_failslab+0x9/0x20
[ 80.849474][ T790] slab_pre_alloc_hook+0x3b/0xe0
[ 80.854403][ T790] ? anon_vma_clone+0xc0/0x500
[ 80.859239][ T790] kmem_cache_alloc+0x44/0x260
[ 80.863992][ T790] anon_vma_clone+0xc0/0x500
[ 80.868571][ T790] anon_vma_fork+0x8c/0x510
[ 80.873066][ T790] copy_mm+0x9de/0x13c0
[ 80.877342][ T790] ? copy_signal+0x600/0x600
[ 80.882181][ T790] ? __init_rwsem+0xfc/0x1d0
[ 80.886772][ T790] ? copy_signal+0x4cb/0x600
[ 80.891384][ T790] copy_process+0x117c/0x3250
[ 80.896617][ T790] ? __kasan_check_write+0x14/0x20
[ 80.901735][ T790] ? __pidfd_prepare+0x150/0x150
[ 80.906773][ T790] kernel_clone+0x233/0x960
[ 80.911288][ T790] ? create_io_thread+0x170/0x170
[ 80.916320][ T790] ? __kasan_check_write+0x14/0x20
[ 80.921469][ T790] ? mutex_unlock+0x8f/0x230
[ 80.926096][ T790] __x64_sys_clone+0x198/0x210
[ 80.930892][ T790] ? __kasan_check_write+0x14/0x20
[ 80.936489][ T790] ? __ia32_sys_vfork+0x130/0x130
[ 80.941534][ T790] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 80.947867][ T790] x64_sys_call+0x41f/0x9a0
[ 80.952692][ T790] do_syscall_64+0x4c/0xa0
[ 80.957132][ T790] ? clear_bhb_loop+0x50/0xa0
[ 80.961827][ T790] ? clear_bhb_loop+0x50/0xa0
[ 80.967176][ T790] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 80.973974][ T790] RIP: 0033:0x7ff54f483429
[ 80.978484][ T790] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 80.998341][ T790] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 81.006766][ T790] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 81.014946][ T790] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 81.023043][ T790] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 81.031229][ T790] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 81.039494][ T790] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 81.047579][ T790]
[ 81.050696][ T800] CPU: 1 PID: 800 Comm: syz.5.144 Tainted: G B syzkaller #0
[ 81.059409][ T800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 81.069549][ T800] Call Trace:
[ 81.072843][ T800]
[ 81.075760][ T800] __dump_stack+0x21/0x30
[ 81.080093][ T800] dump_stack_lvl+0x110/0x170
[ 81.084754][ T800] ? show_regs_print_info+0x20/0x20
[ 81.089948][ T800] dump_stack+0x15/0x20
[ 81.094094][ T800] should_fail+0x3c1/0x510
[ 81.098503][ T800] __should_failslab+0xa4/0xe0
[ 81.103261][ T800] should_failslab+0x9/0x20
[ 81.107746][ T800] slab_pre_alloc_hook+0x3b/0xe0
[ 81.112671][ T800] ? anon_vma_clone+0xc0/0x500
[ 81.117426][ T800] kmem_cache_alloc+0x44/0x260
[ 81.122175][ T800] anon_vma_clone+0xc0/0x500
[ 81.126757][ T800] anon_vma_fork+0x8c/0x510
[ 81.131732][ T800] copy_mm+0x9de/0x13c0
[ 81.135878][ T800] ? copy_signal+0x600/0x600
[ 81.140540][ T800] ? __init_rwsem+0xfc/0x1d0
[ 81.145114][ T800] ? copy_signal+0x4cb/0x600
[ 81.149863][ T800] copy_process+0x117c/0x3250
[ 81.154660][ T800] ? __kasan_check_write+0x14/0x20
[ 81.159850][ T800] ? __pidfd_prepare+0x150/0x150
[ 81.164777][ T800] kernel_clone+0x233/0x960
[ 81.169370][ T800] ? create_io_thread+0x170/0x170
[ 81.174381][ T800] ? __kasan_check_write+0x14/0x20
[ 81.179563][ T800] ? mutex_unlock+0x8f/0x230
[ 81.184144][ T800] __x64_sys_clone+0x198/0x210
[ 81.189076][ T800] ? __kasan_check_write+0x14/0x20
[ 81.194192][ T800] ? __ia32_sys_vfork+0x130/0x130
[ 81.199208][ T800] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 81.205271][ T800] x64_sys_call+0x41f/0x9a0
[ 81.209762][ T800] do_syscall_64+0x4c/0xa0
[ 81.214165][ T800] ? clear_bhb_loop+0x50/0xa0
[ 81.218827][ T800] ? clear_bhb_loop+0x50/0xa0
[ 81.223760][ T800] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 81.229722][ T800] RIP: 0033:0x7fc3e8895429
[ 81.234120][ T800] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 81.253983][ T800] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 81.262489][ T800] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 81.270541][ T800] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 81.278541][ T800] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 81.286895][ T800] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 81.295025][ T800] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 81.302993][ T800]
[ 81.309588][ T804] FAULT_INJECTION: forcing a failure.
[ 81.309588][ T804] name failslab, interval 1, probability 0, space 0, times 0
[ 81.312237][ T798] CPU: 1 PID: 798 Comm: syz.4.145 Tainted: G B syzkaller #0
[ 81.331246][ T798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 81.341519][ T798] Call Trace:
[ 81.344789][ T798]
[ 81.347708][ T798] __dump_stack+0x21/0x30
[ 81.352042][ T798] dump_stack_lvl+0x110/0x170
[ 81.356713][ T798] ? show_regs_print_info+0x20/0x20
[ 81.361907][ T798] dump_stack+0x15/0x20
[ 81.366051][ T798] should_fail+0x3c1/0x510
[ 81.370460][ T798] __should_failslab+0xa4/0xe0
[ 81.375218][ T798] should_failslab+0x9/0x20
[ 81.379716][ T798] slab_pre_alloc_hook+0x3b/0xe0
[ 81.384669][ T798] ? anon_vma_clone+0xc0/0x500
[ 81.389435][ T798] kmem_cache_alloc+0x44/0x260
[ 81.394198][ T798] anon_vma_clone+0xc0/0x500
[ 81.398785][ T798] anon_vma_fork+0x8c/0x510
[ 81.403278][ T798] copy_mm+0x9de/0x13c0
[ 81.407441][ T798] ? copy_signal+0x600/0x600
[ 81.412041][ T798] ? __init_rwsem+0xfc/0x1d0
[ 81.416629][ T798] ? copy_signal+0x4cb/0x600
[ 81.421296][ T798] copy_process+0x117c/0x3250
[ 81.425968][ T798] ? __kasan_check_write+0x14/0x20
[ 81.431096][ T798] ? __pidfd_prepare+0x150/0x150
[ 81.436125][ T798] kernel_clone+0x233/0x960
[ 81.440620][ T798] ? create_io_thread+0x170/0x170
[ 81.445726][ T798] ? __kasan_check_write+0x14/0x20
[ 81.450830][ T798] ? mutex_unlock+0x8f/0x230
[ 81.455417][ T798] __x64_sys_clone+0x198/0x210
[ 81.460304][ T798] ? __kasan_check_write+0x14/0x20
[ 81.465580][ T798] ? __ia32_sys_vfork+0x130/0x130
[ 81.470600][ T798] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 81.476667][ T798] x64_sys_call+0x41f/0x9a0
[ 81.481178][ T798] do_syscall_64+0x4c/0xa0
[ 81.485622][ T798] ? clear_bhb_loop+0x50/0xa0
[ 81.490347][ T798] ? clear_bhb_loop+0x50/0xa0
[ 81.495044][ T798] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 81.501033][ T798] RIP: 0033:0x7fb470ca7429
[ 81.505538][ T798] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 81.525324][ T798] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 81.533742][ T798] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 81.542082][ T798] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 81.550059][ T798] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 81.558038][ T798] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 81.566012][ T798] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 81.573991][ T798]
[ 81.577006][ T804] CPU: 0 PID: 804 Comm: syz.1.146 Tainted: G B syzkaller #0
[ 81.578530][ T806] FAULT_INJECTION: forcing a failure.
[ 81.578530][ T806] name failslab, interval 1, probability 0, space 0, times 0
[ 81.585597][ T804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 81.608384][ T804] Call Trace:
[ 81.611655][ T804]
[ 81.614576][ T804] __dump_stack+0x21/0x30
[ 81.618903][ T804] dump_stack_lvl+0x110/0x170
[ 81.623560][ T804] ? show_regs_print_info+0x20/0x20
[ 81.628915][ T804] dump_stack+0x15/0x20
[ 81.633751][ T804] should_fail+0x3c1/0x510
[ 81.638348][ T804] __should_failslab+0xa4/0xe0
[ 81.643189][ T804] should_failslab+0x9/0x20
[ 81.647680][ T804] slab_pre_alloc_hook+0x3b/0xe0
[ 81.652601][ T804] ? anon_vma_clone+0xc0/0x500
[ 81.657346][ T804] kmem_cache_alloc+0x44/0x260
[ 81.662090][ T804] anon_vma_clone+0xc0/0x500
[ 81.666675][ T804] anon_vma_fork+0x8c/0x510
[ 81.671158][ T804] copy_mm+0x9de/0x13c0
[ 81.675302][ T804] ? copy_signal+0x600/0x600
[ 81.679873][ T804] ? __init_rwsem+0xfc/0x1d0
[ 81.684457][ T804] ? copy_signal+0x4cb/0x600
[ 81.689028][ T804] copy_process+0x117c/0x3250
[ 81.693702][ T804] ? __kasan_check_write+0x14/0x20
[ 81.698805][ T804] ? __pidfd_prepare+0x150/0x150
[ 81.703734][ T804] kernel_clone+0x233/0x960
[ 81.708226][ T804] ? create_io_thread+0x170/0x170
[ 81.713245][ T804] ? __kasan_check_write+0x14/0x20
[ 81.718342][ T804] ? mutex_unlock+0x8f/0x230
[ 81.722922][ T804] __x64_sys_clone+0x198/0x210
[ 81.727799][ T804] ? __kasan_check_write+0x14/0x20
[ 81.733014][ T804] ? __ia32_sys_vfork+0x130/0x130
[ 81.738034][ T804] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 81.744207][ T804] x64_sys_call+0x41f/0x9a0
[ 81.748717][ T804] do_syscall_64+0x4c/0xa0
[ 81.753198][ T804] ? clear_bhb_loop+0x50/0xa0
[ 81.757873][ T804] ? clear_bhb_loop+0x50/0xa0
[ 81.762543][ T804] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 81.768528][ T804] RIP: 0033:0x7f2d6796e429
[ 81.772932][ T804] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 81.792530][ T804] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 81.800937][ T804] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
2026/04/05 14:26:53 executed programs: 141
[ 81.808897][ T804] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 81.816969][ T804] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 81.824950][ T804] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 81.833193][ T804] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 81.841456][ T804]
[ 81.846676][ T808] FAULT_INJECTION: forcing a failure.
[ 81.846676][ T808] name failslab, interval 1, probability 0, space 0, times 0
[ 81.849295][ T806] CPU: 1 PID: 806 Comm: syz.6.147 Tainted: G B syzkaller #0
[ 81.867936][ T806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 81.878619][ T806] Call Trace:
[ 81.881985][ T806]
[ 81.884924][ T806] __dump_stack+0x21/0x30
[ 81.889534][ T806] dump_stack_lvl+0x110/0x170
[ 81.894201][ T806] ? show_regs_print_info+0x20/0x20
[ 81.899387][ T806] dump_stack+0x15/0x20
[ 81.903530][ T806] should_fail+0x3c1/0x510
[ 81.907934][ T806] __should_failslab+0xa4/0xe0
[ 81.912784][ T806] should_failslab+0x9/0x20
[ 81.917275][ T806] slab_pre_alloc_hook+0x3b/0xe0
[ 81.922328][ T806] ? vm_area_dup+0x26/0x210
[ 81.926838][ T806] kmem_cache_alloc+0x44/0x260
[ 81.931692][ T806] vm_area_dup+0x26/0x210
[ 81.936021][ T806] copy_mm+0x947/0x13c0
[ 81.940184][ T806] ? copy_signal+0x600/0x600
[ 81.944773][ T806] ? __init_rwsem+0xfc/0x1d0
[ 81.949349][ T806] ? copy_signal+0x4cb/0x600
[ 81.953943][ T806] copy_process+0x117c/0x3250
[ 81.958646][ T806] ? __kasan_check_write+0x14/0x20
[ 81.963768][ T806] ? __pidfd_prepare+0x150/0x150
[ 81.968722][ T806] kernel_clone+0x233/0x960
[ 81.973249][ T806] ? create_io_thread+0x170/0x170
[ 81.978267][ T806] ? __kasan_check_write+0x14/0x20
[ 81.983368][ T806] ? mutex_unlock+0x8f/0x230
[ 81.987963][ T806] __x64_sys_clone+0x198/0x210
[ 81.992828][ T806] ? __kasan_check_write+0x14/0x20
[ 81.997930][ T806] ? __ia32_sys_vfork+0x130/0x130
[ 82.003057][ T806] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 82.009115][ T806] x64_sys_call+0x41f/0x9a0
[ 82.013607][ T806] do_syscall_64+0x4c/0xa0
[ 82.018016][ T806] ? clear_bhb_loop+0x50/0xa0
[ 82.022699][ T806] ? clear_bhb_loop+0x50/0xa0
[ 82.027489][ T806] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 82.033380][ T806] RIP: 0033:0x7ff54f483429
[ 82.037878][ T806] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 82.057555][ T806] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 82.065960][ T806] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 82.073916][ T806] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 82.082124][ T806] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 82.090141][ T806] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 82.098113][ T806] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 82.106077][ T806]
[ 82.109750][ T808] CPU: 1 PID: 808 Comm: syz.3.148 Tainted: G B syzkaller #0
[ 82.118349][ T808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 82.128575][ T808] Call Trace:
[ 82.131840][ T808]
[ 82.134759][ T808] __dump_stack+0x21/0x30
[ 82.139163][ T808] dump_stack_lvl+0x110/0x170
[ 82.143861][ T808] ? show_regs_print_info+0x20/0x20
[ 82.149061][ T808] dump_stack+0x15/0x20
[ 82.153223][ T808] should_fail+0x3c1/0x510
[ 82.157732][ T808] __should_failslab+0xa4/0xe0
[ 82.162493][ T808] should_failslab+0x9/0x20
[ 82.166984][ T808] slab_pre_alloc_hook+0x3b/0xe0
[ 82.171917][ T808] ? anon_vma_clone+0xc0/0x500
[ 82.176667][ T808] kmem_cache_alloc+0x44/0x260
[ 82.181423][ T808] anon_vma_clone+0xc0/0x500
[ 82.185998][ T808] anon_vma_fork+0x8c/0x510
[ 82.190483][ T808] copy_mm+0x9de/0x13c0
[ 82.194631][ T808] ? copy_signal+0x600/0x600
[ 82.199203][ T808] ? __init_rwsem+0xfc/0x1d0
[ 82.203866][ T808] ? copy_signal+0x4cb/0x600
[ 82.208447][ T808] copy_process+0x117c/0x3250
[ 82.213123][ T808] ? __kasan_check_write+0x14/0x20
[ 82.218225][ T808] ? __pidfd_prepare+0x150/0x150
[ 82.223246][ T808] kernel_clone+0x233/0x960
[ 82.227755][ T808] ? create_io_thread+0x170/0x170
[ 82.232772][ T808] ? __kasan_check_write+0x14/0x20
[ 82.237962][ T808] ? mutex_unlock+0x8f/0x230
[ 82.242540][ T808] __x64_sys_clone+0x198/0x210
[ 82.247296][ T808] ? __kasan_check_write+0x14/0x20
[ 82.252407][ T808] ? __ia32_sys_vfork+0x130/0x130
[ 82.257512][ T808] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 82.263562][ T808] x64_sys_call+0x41f/0x9a0
[ 82.268050][ T808] do_syscall_64+0x4c/0xa0
[ 82.272451][ T808] ? clear_bhb_loop+0x50/0xa0
[ 82.277111][ T808] ? clear_bhb_loop+0x50/0xa0
[ 82.281772][ T808] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 82.287652][ T808] RIP: 0033:0x7f94241ac429
[ 82.292077][ T808] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 82.311675][ T808] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 82.320247][ T808] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 82.328202][ T808] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 82.336232][ T808] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 82.344709][ T808] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 82.352665][ T808] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 82.360630][ T808]
[ 82.368942][ T813] FAULT_INJECTION: forcing a failure.
[ 82.368942][ T813] name failslab, interval 1, probability 0, space 0, times 0
[ 82.394772][ T817] FAULT_INJECTION: forcing a failure.
[ 82.394772][ T817] name failslab, interval 1, probability 0, space 0, times 0
[ 82.401841][ T813] CPU: 0 PID: 813 Comm: syz.5.149 Tainted: G B syzkaller #0
[ 82.415966][ T813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 82.426057][ T813] Call Trace:
[ 82.429765][ T813]
[ 82.432689][ T813] __dump_stack+0x21/0x30
[ 82.437056][ T813] dump_stack_lvl+0x110/0x170
[ 82.441729][ T813] ? show_regs_print_info+0x20/0x20
[ 82.447019][ T813] dump_stack+0x15/0x20
[ 82.451269][ T813] should_fail+0x3c1/0x510
[ 82.455762][ T813] __should_failslab+0xa4/0xe0
[ 82.460608][ T813] should_failslab+0x9/0x20
[ 82.465125][ T813] slab_pre_alloc_hook+0x3b/0xe0
[ 82.470055][ T813] ? anon_vma_clone+0xc0/0x500
[ 82.474808][ T813] kmem_cache_alloc+0x44/0x260
[ 82.479578][ T813] anon_vma_clone+0xc0/0x500
[ 82.484160][ T813] anon_vma_fork+0x8c/0x510
[ 82.488657][ T813] copy_mm+0x9de/0x13c0
[ 82.492895][ T813] ? copy_signal+0x600/0x600
[ 82.497480][ T813] ? __init_rwsem+0xfc/0x1d0
[ 82.502062][ T813] ? copy_signal+0x4cb/0x600
[ 82.506731][ T813] copy_process+0x117c/0x3250
[ 82.511578][ T813] ? __kasan_check_write+0x14/0x20
[ 82.516788][ T813] ? __pidfd_prepare+0x150/0x150
[ 82.521728][ T813] kernel_clone+0x233/0x960
[ 82.526236][ T813] ? create_io_thread+0x170/0x170
[ 82.531342][ T813] ? __kasan_check_write+0x14/0x20
[ 82.536446][ T813] ? mutex_unlock+0x8f/0x230
[ 82.541027][ T813] __x64_sys_clone+0x198/0x210
[ 82.545782][ T813] ? __kasan_check_write+0x14/0x20
[ 82.550897][ T813] ? __ia32_sys_vfork+0x130/0x130
[ 82.555915][ T813] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 82.561974][ T813] x64_sys_call+0x41f/0x9a0
[ 82.566467][ T813] do_syscall_64+0x4c/0xa0
[ 82.570877][ T813] ? clear_bhb_loop+0x50/0xa0
[ 82.575542][ T813] ? clear_bhb_loop+0x50/0xa0
[ 82.580205][ T813] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 82.586125][ T813] RIP: 0033:0x7fc3e8895429
[ 82.590531][ T813] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 82.610132][ T813] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 82.618567][ T813] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 82.626623][ T813] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 82.634668][ T813] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 82.636369][ T815] FAULT_INJECTION: forcing a failure.
[ 82.636369][ T815] name failslab, interval 1, probability 0, space 0, times 0
[ 82.642628][ T813] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 82.642640][ T813] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 82.642655][ T813]
[ 82.649113][ T823] FAULT_INJECTION: forcing a failure.
[ 82.649113][ T823] name failslab, interval 1, probability 0, space 0, times 0
[ 82.656382][ T820] FAULT_INJECTION: forcing a failure.
[ 82.656382][ T820] name failslab, interval 1, probability 0, space 0, times 0
[ 82.663768][ T823] CPU: 0 PID: 823 Comm: syz.3.152 Tainted: G B syzkaller #0
[ 82.708723][ T823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 82.718856][ T823] Call Trace:
[ 82.722124][ T823]
[ 82.725132][ T823] __dump_stack+0x21/0x30
[ 82.729467][ T823] dump_stack_lvl+0x110/0x170
[ 82.734137][ T823] ? show_regs_print_info+0x20/0x20
[ 82.739898][ T823] dump_stack+0x15/0x20
[ 82.744067][ T823] should_fail+0x3c1/0x510
[ 82.748488][ T823] __should_failslab+0xa4/0xe0
[ 82.753250][ T823] should_failslab+0x9/0x20
[ 82.757838][ T823] slab_pre_alloc_hook+0x3b/0xe0
[ 82.762768][ T823] ? anon_vma_clone+0xc0/0x500
[ 82.767525][ T823] kmem_cache_alloc+0x44/0x260
[ 82.772298][ T823] anon_vma_clone+0xc0/0x500
[ 82.776968][ T823] anon_vma_fork+0x8c/0x510
[ 82.781551][ T823] copy_mm+0x9de/0x13c0
[ 82.785707][ T823] ? copy_signal+0x600/0x600
[ 82.790302][ T823] ? __init_rwsem+0xfc/0x1d0
[ 82.794995][ T823] ? copy_signal+0x4cb/0x600
[ 82.799678][ T823] copy_process+0x117c/0x3250
[ 82.804450][ T823] ? __kasan_check_write+0x14/0x20
[ 82.809658][ T823] ? __pidfd_prepare+0x150/0x150
[ 82.814595][ T823] kernel_clone+0x233/0x960
[ 82.819092][ T823] ? create_io_thread+0x170/0x170
[ 82.824118][ T823] ? __kasan_check_write+0x14/0x20
[ 82.829239][ T823] ? mutex_unlock+0x8f/0x230
[ 82.833996][ T823] __x64_sys_clone+0x198/0x210
[ 82.838841][ T823] ? __kasan_check_write+0x14/0x20
[ 82.844028][ T823] ? __ia32_sys_vfork+0x130/0x130
[ 82.849146][ T823] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 82.855304][ T823] x64_sys_call+0x41f/0x9a0
[ 82.859800][ T823] do_syscall_64+0x4c/0xa0
[ 82.864211][ T823] ? clear_bhb_loop+0x50/0xa0
[ 82.868918][ T823] ? clear_bhb_loop+0x50/0xa0
[ 82.873587][ T823] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 82.879474][ T823] RIP: 0033:0x7f94241ac429
[ 82.883879][ T823] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 82.903478][ T823] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 82.911906][ T823] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 82.919879][ T823] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 82.928013][ T823] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 82.936064][ T823] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 82.944033][ T823] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 82.952008][ T823]
[ 82.955121][ T820] CPU: 1 PID: 820 Comm: syz.4.153 Tainted: G B syzkaller #0
[ 82.963802][ T820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 82.973862][ T820] Call Trace:
[ 82.977234][ T820]
[ 82.980260][ T820] __dump_stack+0x21/0x30
[ 82.984602][ T820] dump_stack_lvl+0x110/0x170
[ 82.989282][ T820] ? show_regs_print_info+0x20/0x20
[ 82.994575][ T820] dump_stack+0x15/0x20
[ 82.998723][ T820] should_fail+0x3c1/0x510
[ 83.003145][ T820] __should_failslab+0xa4/0xe0
[ 83.007899][ T820] should_failslab+0x9/0x20
[ 83.012395][ T820] slab_pre_alloc_hook+0x3b/0xe0
[ 83.017318][ T820] ? anon_vma_clone+0xc0/0x500
[ 83.022063][ T820] kmem_cache_alloc+0x44/0x260
[ 83.026812][ T820] anon_vma_clone+0xc0/0x500
[ 83.031475][ T820] anon_vma_fork+0x8c/0x510
[ 83.035968][ T820] copy_mm+0x9de/0x13c0
[ 83.040292][ T820] ? copy_signal+0x600/0x600
[ 83.044864][ T820] ? __init_rwsem+0xfc/0x1d0
[ 83.049554][ T820] ? copy_signal+0x4cb/0x600
[ 83.054129][ T820] copy_process+0x117c/0x3250
[ 83.058968][ T820] ? __kasan_check_write+0x14/0x20
[ 83.064063][ T820] ? __pidfd_prepare+0x150/0x150
[ 83.068985][ T820] kernel_clone+0x233/0x960
[ 83.073476][ T820] ? create_io_thread+0x170/0x170
[ 83.078575][ T820] ? __kasan_check_write+0x14/0x20
[ 83.083668][ T820] ? mutex_unlock+0x8f/0x230
[ 83.088242][ T820] __x64_sys_clone+0x198/0x210
[ 83.093252][ T820] ? __kasan_check_write+0x14/0x20
[ 83.098346][ T820] ? __ia32_sys_vfork+0x130/0x130
[ 83.103357][ T820] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 83.109427][ T820] x64_sys_call+0x41f/0x9a0
[ 83.113934][ T820] do_syscall_64+0x4c/0xa0
[ 83.118360][ T820] ? clear_bhb_loop+0x50/0xa0
[ 83.123055][ T820] ? clear_bhb_loop+0x50/0xa0
[ 83.127728][ T820] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 83.133620][ T820] RIP: 0033:0x7fb470ca7429
[ 83.138193][ T820] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 83.157964][ T820] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 83.166366][ T820] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 83.174517][ T820] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 83.182575][ T820] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 83.190540][ T820] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 83.198584][ T820] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 83.206631][ T820]
[ 83.216397][ T826] FAULT_INJECTION: forcing a failure.
[ 83.216397][ T826] name failslab, interval 1, probability 0, space 0, times 0
[ 83.219391][ T817] CPU: 1 PID: 817 Comm: syz.1.151 Tainted: G B syzkaller #0
[ 83.230161][ T828] FAULT_INJECTION: forcing a failure.
[ 83.230161][ T828] name failslab, interval 1, probability 0, space 0, times 0
[ 83.237743][ T817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 83.237758][ T817] Call Trace:
[ 83.237763][ T817]
[ 83.237770][ T817] __dump_stack+0x21/0x30
[ 83.237791][ T817] dump_stack_lvl+0x110/0x170
[ 83.237807][ T817] ? show_regs_print_info+0x20/0x20
[ 83.281077][ T817] dump_stack+0x15/0x20
[ 83.285348][ T817] should_fail+0x3c1/0x510
[ 83.289759][ T817] __should_failslab+0xa4/0xe0
[ 83.294544][ T817] should_failslab+0x9/0x20
[ 83.299052][ T817] slab_pre_alloc_hook+0x3b/0xe0
[ 83.303984][ T817] ? anon_vma_clone+0xc0/0x500
[ 83.308736][ T817] kmem_cache_alloc+0x44/0x260
[ 83.313491][ T817] anon_vma_clone+0xc0/0x500
[ 83.318070][ T817] anon_vma_fork+0x8c/0x510
[ 83.322560][ T817] copy_mm+0x9de/0x13c0
[ 83.326789][ T817] ? copy_signal+0x600/0x600
[ 83.331370][ T817] ? __init_rwsem+0xfc/0x1d0
[ 83.335956][ T817] ? copy_signal+0x4cb/0x600
[ 83.340535][ T817] copy_process+0x117c/0x3250
[ 83.345210][ T817] ? __kasan_check_write+0x14/0x20
[ 83.350312][ T817] ? __pidfd_prepare+0x150/0x150
[ 83.355242][ T817] kernel_clone+0x233/0x960
[ 83.359833][ T817] ? create_io_thread+0x170/0x170
[ 83.364845][ T817] ? __kasan_check_write+0x14/0x20
[ 83.369947][ T817] ? mutex_unlock+0x8f/0x230
[ 83.374528][ T817] __x64_sys_clone+0x198/0x210
[ 83.379716][ T817] ? __kasan_check_write+0x14/0x20
[ 83.384819][ T817] ? __ia32_sys_vfork+0x130/0x130
[ 83.389936][ T817] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 83.396008][ T817] x64_sys_call+0x41f/0x9a0
[ 83.400506][ T817] do_syscall_64+0x4c/0xa0
[ 83.404909][ T817] ? clear_bhb_loop+0x50/0xa0
[ 83.409573][ T817] ? clear_bhb_loop+0x50/0xa0
[ 83.414240][ T817] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 83.420142][ T817] RIP: 0033:0x7f2d6796e429
[ 83.424631][ T817] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 83.444534][ T817] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 83.452955][ T817] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 83.461097][ T817] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 83.469161][ T817] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 83.477235][ T817] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 83.485259][ T817] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 83.493385][ T817]
[ 83.496404][ T815] CPU: 0 PID: 815 Comm: syz.6.150 Tainted: G B syzkaller #0
[ 83.505178][ T815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 83.515467][ T815] Call Trace:
[ 83.518750][ T815]
[ 83.521672][ T815] __dump_stack+0x21/0x30
[ 83.526080][ T815] dump_stack_lvl+0x110/0x170
[ 83.530841][ T815] ? show_regs_print_info+0x20/0x20
[ 83.536149][ T815] dump_stack+0x15/0x20
[ 83.540296][ T815] should_fail+0x3c1/0x510
[ 83.544903][ T815] __should_failslab+0xa4/0xe0
[ 83.549663][ T815] should_failslab+0x9/0x20
[ 83.554163][ T815] slab_pre_alloc_hook+0x3b/0xe0
[ 83.559180][ T815] ? vm_area_dup+0x26/0x210
[ 83.563677][ T815] kmem_cache_alloc+0x44/0x260
[ 83.568433][ T815] vm_area_dup+0x26/0x210
[ 83.572754][ T815] copy_mm+0x947/0x13c0
[ 83.576923][ T815] ? copy_signal+0x600/0x600
[ 83.581547][ T815] ? __init_rwsem+0xfc/0x1d0
[ 83.586135][ T815] ? copy_signal+0x4cb/0x600
[ 83.590729][ T815] copy_process+0x117c/0x3250
[ 83.595405][ T815] ? __kasan_check_write+0x14/0x20
[ 83.600593][ T815] ? __pidfd_prepare+0x150/0x150
[ 83.605660][ T815] kernel_clone+0x233/0x960
[ 83.610160][ T815] ? create_io_thread+0x170/0x170
[ 83.615207][ T815] ? __kasan_check_write+0x14/0x20
[ 83.620398][ T815] ? mutex_unlock+0x8f/0x230
[ 83.625067][ T815] __x64_sys_clone+0x198/0x210
[ 83.629830][ T815] ? __kasan_check_write+0x14/0x20
[ 83.635041][ T815] ? __ia32_sys_vfork+0x130/0x130
[ 83.640065][ T815] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 83.646244][ T815] x64_sys_call+0x41f/0x9a0
[ 83.650830][ T815] do_syscall_64+0x4c/0xa0
[ 83.655246][ T815] ? clear_bhb_loop+0x50/0xa0
[ 83.659911][ T815] ? clear_bhb_loop+0x50/0xa0
[ 83.664686][ T815] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 83.670572][ T815] RIP: 0033:0x7ff54f483429
[ 83.674984][ T815] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 83.694927][ T815] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 83.703423][ T815] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 83.711480][ T815] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 83.719561][ T815] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 83.727958][ T815] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 83.735930][ T815] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 83.743990][ T815]
[ 83.747005][ T826] CPU: 1 PID: 826 Comm: syz.3.154 Tainted: G B syzkaller #0
[ 83.755867][ T826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 83.765923][ T826] Call Trace:
[ 83.769219][ T826]
[ 83.772138][ T826] __dump_stack+0x21/0x30
[ 83.776552][ T826] dump_stack_lvl+0x110/0x170
[ 83.781223][ T826] ? show_regs_print_info+0x20/0x20
[ 83.786418][ T826] dump_stack+0x15/0x20
[ 83.790605][ T826] should_fail+0x3c1/0x510
[ 83.795014][ T826] __should_failslab+0xa4/0xe0
[ 83.799765][ T826] should_failslab+0x9/0x20
[ 83.804259][ T826] slab_pre_alloc_hook+0x3b/0xe0
[ 83.809366][ T826] ? anon_vma_clone+0xc0/0x500
[ 83.814127][ T826] kmem_cache_alloc+0x44/0x260
[ 83.818974][ T826] anon_vma_clone+0xc0/0x500
[ 83.823673][ T826] anon_vma_fork+0x8c/0x510
[ 83.828259][ T826] copy_mm+0x9de/0x13c0
[ 83.832485][ T826] ? copy_signal+0x600/0x600
[ 83.837059][ T826] ? __init_rwsem+0xfc/0x1d0
[ 83.841734][ T826] ? copy_signal+0x4cb/0x600
[ 83.846312][ T826] copy_process+0x117c/0x3250
[ 83.851120][ T826] ? __kasan_check_write+0x14/0x20
[ 83.856321][ T826] ? __pidfd_prepare+0x150/0x150
[ 83.861256][ T826] kernel_clone+0x233/0x960
[ 83.865749][ T826] ? create_io_thread+0x170/0x170
[ 83.870770][ T826] ? __kasan_check_write+0x14/0x20
[ 83.875868][ T826] ? mutex_unlock+0x8f/0x230
[ 83.880545][ T826] __x64_sys_clone+0x198/0x210
[ 83.885297][ T826] ? __kasan_check_write+0x14/0x20
[ 83.890388][ T826] ? __ia32_sys_vfork+0x130/0x130
[ 83.895400][ T826] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 83.901452][ T826] x64_sys_call+0x41f/0x9a0
[ 83.905948][ T826] do_syscall_64+0x4c/0xa0
[ 83.910369][ T826] ? clear_bhb_loop+0x50/0xa0
[ 83.915040][ T826] ? clear_bhb_loop+0x50/0xa0
[ 83.919925][ T826] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 83.925809][ T826] RIP: 0033:0x7f94241ac429
[ 83.930298][ T826] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 83.950324][ T826] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 83.958728][ T826] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 83.966692][ T826] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 83.974742][ T826] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 83.982791][ T826] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 83.990764][ T826] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 83.998823][ T826]
[ 84.003309][ T828] CPU: 0 PID: 828 Comm: syz.5.155 Tainted: G B syzkaller #0
[ 84.012118][ T828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 84.022310][ T828] Call Trace:
[ 84.025597][ T828]
[ 84.026128][ T832] FAULT_INJECTION: forcing a failure.
[ 84.026128][ T832] name failslab, interval 1, probability 0, space 0, times 0
[ 84.028524][ T828] __dump_stack+0x21/0x30
[ 84.046196][ T828] dump_stack_lvl+0x110/0x170
[ 84.050876][ T828] ? show_regs_print_info+0x20/0x20
[ 84.056088][ T828] dump_stack+0x15/0x20
[ 84.060336][ T828] should_fail+0x3c1/0x510
[ 84.064845][ T828] __should_failslab+0xa4/0xe0
[ 84.069869][ T828] should_failslab+0x9/0x20
[ 84.074384][ T828] slab_pre_alloc_hook+0x3b/0xe0
[ 84.079401][ T828] ? anon_vma_clone+0xc0/0x500
[ 84.084160][ T828] kmem_cache_alloc+0x44/0x260
[ 84.089029][ T828] anon_vma_clone+0xc0/0x500
[ 84.093616][ T828] anon_vma_fork+0x8c/0x510
[ 84.098249][ T828] copy_mm+0x9de/0x13c0
[ 84.102422][ T828] ? copy_signal+0x600/0x600
[ 84.107212][ T828] ? __init_rwsem+0xfc/0x1d0
[ 84.111816][ T828] ? copy_signal+0x4cb/0x600
[ 84.116414][ T828] copy_process+0x117c/0x3250
[ 84.121097][ T828] ? __kasan_check_write+0x14/0x20
[ 84.126204][ T828] ? __pidfd_prepare+0x150/0x150
[ 84.131147][ T828] kernel_clone+0x233/0x960
[ 84.135665][ T828] ? create_io_thread+0x170/0x170
[ 84.140702][ T828] ? __kasan_check_write+0x14/0x20
[ 84.145817][ T828] ? mutex_unlock+0x8f/0x230
[ 84.150575][ T828] __x64_sys_clone+0x198/0x210
[ 84.155569][ T828] ? __kasan_check_write+0x14/0x20
[ 84.160694][ T828] ? __ia32_sys_vfork+0x130/0x130
[ 84.165824][ T828] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 84.172001][ T828] x64_sys_call+0x41f/0x9a0
[ 84.176742][ T828] do_syscall_64+0x4c/0xa0
[ 84.181883][ T828] ? clear_bhb_loop+0x50/0xa0
[ 84.186574][ T828] ? clear_bhb_loop+0x50/0xa0
[ 84.191256][ T828] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 84.197239][ T828] RIP: 0033:0x7fc3e8895429
[ 84.197859][ T838] FAULT_INJECTION: forcing a failure.
[ 84.197859][ T838] name failslab, interval 1, probability 0, space 0, times 0
[ 84.201651][ T828] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 84.201667][ T828] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 84.201685][ T828] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 84.250552][ T828] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 84.258518][ T828] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 84.266673][ T828] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 84.274732][ T828] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 84.282712][ T828]
[ 84.285737][ T832] CPU: 1 PID: 832 Comm: syz.4.156 Tainted: G B syzkaller #0
[ 84.286456][ T836] FAULT_INJECTION: forcing a failure.
[ 84.286456][ T836] name failslab, interval 1, probability 0, space 0, times 0
[ 84.294328][ T832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 84.316923][ T832] Call Trace:
[ 84.320202][ T832]
[ 84.323206][ T832] __dump_stack+0x21/0x30
[ 84.327528][ T832] dump_stack_lvl+0x110/0x170
[ 84.332194][ T832] ? show_regs_print_info+0x20/0x20
[ 84.337383][ T832] dump_stack+0x15/0x20
[ 84.341527][ T832] should_fail+0x3c1/0x510
[ 84.346019][ T832] __should_failslab+0xa4/0xe0
[ 84.350939][ T832] should_failslab+0x9/0x20
[ 84.355427][ T832] slab_pre_alloc_hook+0x3b/0xe0
[ 84.360350][ T832] ? vm_area_dup+0x26/0x210
[ 84.364923][ T832] kmem_cache_alloc+0x44/0x260
[ 84.369757][ T832] vm_area_dup+0x26/0x210
[ 84.374075][ T832] copy_mm+0x947/0x13c0
[ 84.378216][ T832] ? copy_signal+0x600/0x600
[ 84.382822][ T832] ? __init_rwsem+0xfc/0x1d0
[ 84.387402][ T832] ? copy_signal+0x4cb/0x600
[ 84.391972][ T832] copy_process+0x117c/0x3250
[ 84.396645][ T832] ? __kasan_check_write+0x14/0x20
[ 84.401741][ T832] ? __pidfd_prepare+0x150/0x150
[ 84.406762][ T832] kernel_clone+0x233/0x960
[ 84.411263][ T832] ? create_io_thread+0x170/0x170
[ 84.416281][ T832] ? __kasan_check_write+0x14/0x20
[ 84.421377][ T832] ? mutex_unlock+0x8f/0x230
[ 84.426047][ T832] __x64_sys_clone+0x198/0x210
[ 84.430819][ T832] ? __kasan_check_write+0x14/0x20
[ 84.436088][ T832] ? __ia32_sys_vfork+0x130/0x130
[ 84.441185][ T832] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 84.447413][ T832] x64_sys_call+0x41f/0x9a0
[ 84.451974][ T832] do_syscall_64+0x4c/0xa0
[ 84.456561][ T832] ? clear_bhb_loop+0x50/0xa0
[ 84.461310][ T832] ? clear_bhb_loop+0x50/0xa0
[ 84.466231][ T832] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 84.472231][ T832] RIP: 0033:0x7fb470ca7429
[ 84.476664][ T832] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 84.496255][ T832] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 84.504759][ T832] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 84.512714][ T832] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 84.520669][ T832] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 84.528712][ T832] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 84.536669][ T832] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 84.544628][ T832]
[ 84.549165][ T839] FAULT_INJECTION: forcing a failure.
[ 84.549165][ T839] name failslab, interval 1, probability 0, space 0, times 0
[ 84.565623][ T838] CPU: 1 PID: 838 Comm: syz.6.158 Tainted: G B syzkaller #0
[ 84.574232][ T838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 84.584290][ T838] Call Trace:
[ 84.587641][ T838]
[ 84.590556][ T838] __dump_stack+0x21/0x30
[ 84.594873][ T838] dump_stack_lvl+0x110/0x170
[ 84.599529][ T838] ? show_regs_print_info+0x20/0x20
[ 84.604824][ T838] dump_stack+0x15/0x20
[ 84.609346][ T838] should_fail+0x3c1/0x510
[ 84.613772][ T838] __should_failslab+0xa4/0xe0
[ 84.618719][ T838] should_failslab+0x9/0x20
[ 84.623221][ T838] slab_pre_alloc_hook+0x3b/0xe0
[ 84.628151][ T838] ? anon_vma_clone+0xc0/0x500
[ 84.632912][ T838] kmem_cache_alloc+0x44/0x260
[ 84.637787][ T838] anon_vma_clone+0xc0/0x500
[ 84.642465][ T838] anon_vma_fork+0x8c/0x510
[ 84.647065][ T838] copy_mm+0x9de/0x13c0
[ 84.651213][ T838] ? copy_signal+0x600/0x600
[ 84.655803][ T838] ? __init_rwsem+0xfc/0x1d0
[ 84.660397][ T838] ? copy_signal+0x4cb/0x600
[ 84.664977][ T838] copy_process+0x117c/0x3250
[ 84.669744][ T838] ? __kasan_check_write+0x14/0x20
[ 84.674844][ T838] ? __pidfd_prepare+0x150/0x150
[ 84.679772][ T838] kernel_clone+0x233/0x960
[ 84.684264][ T838] ? create_io_thread+0x170/0x170
[ 84.689325][ T838] ? __kasan_check_write+0x14/0x20
[ 84.694419][ T838] ? mutex_unlock+0x8f/0x230
[ 84.698996][ T838] __x64_sys_clone+0x198/0x210
[ 84.703745][ T838] ? __kasan_check_write+0x14/0x20
[ 84.708861][ T838] ? __ia32_sys_vfork+0x130/0x130
[ 84.713875][ T838] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 84.719928][ T838] x64_sys_call+0x41f/0x9a0
[ 84.724416][ T838] do_syscall_64+0x4c/0xa0
[ 84.729087][ T838] ? clear_bhb_loop+0x50/0xa0
[ 84.733744][ T838] ? clear_bhb_loop+0x50/0xa0
[ 84.738403][ T838] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 84.744368][ T838] RIP: 0033:0x7ff54f483429
[ 84.748769][ T838] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 84.768451][ T838] RSP: 002b:00007ff54eef9fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 84.776947][ T838] RAX: ffffffffffffffda RBX: 00007ff54f650f80 RCX: 00007ff54f483429
[ 84.785048][ T838] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 84.793093][ T838] RBP: 00007ff54eefa090 R08: 0000000000000000 R09: 0000000000000000
[ 84.801672][ T838] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 84.809628][ T838] R13: 0000000000000001 R14: 00007ff54f650f80 R15: 00007ffeccd22218
[ 84.817586][ T838]
[ 84.821383][ T836] CPU: 1 PID: 836 Comm: syz.1.157 Tainted: G B syzkaller #0
[ 84.830046][ T836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 84.840279][ T836] Call Trace:
[ 84.843591][ T836]
[ 84.846531][ T836] __dump_stack+0x21/0x30
[ 84.850850][ T836] dump_stack_lvl+0x110/0x170
[ 84.855685][ T836] ? show_regs_print_info+0x20/0x20
[ 84.860866][ T836] dump_stack+0x15/0x20
[ 84.865089][ T836] should_fail+0x3c1/0x510
[ 84.869574][ T836] __should_failslab+0xa4/0xe0
[ 84.874321][ T836] should_failslab+0x9/0x20
[ 84.878818][ T836] slab_pre_alloc_hook+0x3b/0xe0
[ 84.883745][ T836] ? vm_area_dup+0x26/0x210
[ 84.888242][ T836] kmem_cache_alloc+0x44/0x260
[ 84.892992][ T836] vm_area_dup+0x26/0x210
[ 84.897308][ T836] copy_mm+0x947/0x13c0
[ 84.901451][ T836] ? copy_signal+0x600/0x600
[ 84.906020][ T836] ? __init_rwsem+0xfc/0x1d0
[ 84.910603][ T836] ? copy_signal+0x4cb/0x600
[ 84.915177][ T836] copy_process+0x117c/0x3250
[ 84.919842][ T836] ? __kasan_check_write+0x14/0x20
[ 84.924936][ T836] ? __pidfd_prepare+0x150/0x150
[ 84.929861][ T836] kernel_clone+0x233/0x960
[ 84.934791][ T836] ? create_io_thread+0x170/0x170
[ 84.939914][ T836] ? __kasan_check_write+0x14/0x20
[ 84.945014][ T836] ? mutex_unlock+0x8f/0x230
[ 84.949587][ T836] __x64_sys_clone+0x198/0x210
[ 84.954336][ T836] ? __kasan_check_write+0x14/0x20
[ 84.959691][ T836] ? __ia32_sys_vfork+0x130/0x130
[ 84.964792][ T836] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 84.970851][ T836] x64_sys_call+0x41f/0x9a0
[ 84.975342][ T836] do_syscall_64+0x4c/0xa0
[ 84.979740][ T836] ? clear_bhb_loop+0x50/0xa0
[ 84.984411][ T836] ? clear_bhb_loop+0x50/0xa0
[ 84.989071][ T836] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 84.994951][ T836] RIP: 0033:0x7f2d6796e429
[ 84.999349][ T836] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 85.018950][ T836] RSP: 002b:00007f2d673e4fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 85.027699][ T836] RAX: ffffffffffffffda RBX: 00007f2d67b3bf80 RCX: 00007f2d6796e429
[ 85.035655][ T836] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 85.043706][ T836] RBP: 00007f2d673e5090 R08: 0000000000000000 R09: 0000000000000000
[ 85.051749][ T836] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 85.059714][ T836] R13: 0000000000000001 R14: 00007f2d67b3bf80 R15: 00007ffe81b3fb88
[ 85.067759][ T836]
[ 85.073248][ T839] CPU: 1 PID: 839 Comm: syz.3.159 Tainted: G B syzkaller #0
[ 85.081884][ T839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 85.092007][ T839] Call Trace:
[ 85.095305][ T839]
[ 85.098240][ T839] __dump_stack+0x21/0x30
[ 85.102744][ T839] dump_stack_lvl+0x110/0x170
[ 85.107422][ T839] ? show_regs_print_info+0x20/0x20
[ 85.112818][ T839] ? native_flush_tlb_multi+0x144/0x210
[ 85.118354][ T839] dump_stack+0x15/0x20
[ 85.122497][ T839] should_fail+0x3c1/0x510
[ 85.126909][ T839] __should_failslab+0xa4/0xe0
[ 85.131672][ T839] should_failslab+0x9/0x20
[ 85.136162][ T839] slab_pre_alloc_hook+0x3b/0xe0
[ 85.141086][ T839] ? alloc_pid+0x9d/0xac0
[ 85.145402][ T839] kmem_cache_alloc+0x44/0x260
[ 85.150246][ T839] alloc_pid+0x9d/0xac0
[ 85.154388][ T839] copy_process+0x1385/0x3250
[ 85.159062][ T839] ? __kasan_check_write+0x14/0x20
[ 85.164212][ T839] ? __pidfd_prepare+0x150/0x150
[ 85.169144][ T839] kernel_clone+0x233/0x960
[ 85.173647][ T839] ? create_io_thread+0x170/0x170
[ 85.178664][ T839] ? __kasan_check_write+0x14/0x20
[ 85.183764][ T839] ? mutex_unlock+0x8f/0x230
[ 85.188341][ T839] __x64_sys_clone+0x198/0x210
[ 85.193104][ T839] ? __kasan_check_write+0x14/0x20
[ 85.198287][ T839] ? __ia32_sys_vfork+0x130/0x130
[ 85.203300][ T839] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 85.209436][ T839] x64_sys_call+0x41f/0x9a0
[ 85.214018][ T839] do_syscall_64+0x4c/0xa0
[ 85.218423][ T839] ? clear_bhb_loop+0x50/0xa0
[ 85.223215][ T839] ? clear_bhb_loop+0x50/0xa0
[ 85.227875][ T839] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 85.233839][ T839] RIP: 0033:0x7f94241ac429
[ 85.238268][ T839] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 85.258108][ T839] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 85.266714][ T839] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 85.274770][ T839] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 85.283013][ T839] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 85.290977][ T839] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 85.298946][ T839] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 85.306996][ T839]
[ 85.315301][ T843] FAULT_INJECTION: forcing a failure.
[ 85.315301][ T843] name failslab, interval 1, probability 0, space 0, times 0
[ 85.320298][ T845] FAULT_INJECTION: forcing a failure.
[ 85.320298][ T845] name failslab, interval 1, probability 0, space 0, times 0
[ 85.331941][ T843] CPU: 1 PID: 843 Comm: syz.5.160 Tainted: G B syzkaller #0
[ 85.349980][ T843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 85.360238][ T843] Call Trace:
[ 85.364062][ T843]
[ 85.366979][ T843] __dump_stack+0x21/0x30
[ 85.371303][ T843] dump_stack_lvl+0x110/0x170
[ 85.375967][ T843] ? show_regs_print_info+0x20/0x20
[ 85.381152][ T843] dump_stack+0x15/0x20
[ 85.385292][ T843] should_fail+0x3c1/0x510
[ 85.389819][ T843] __should_failslab+0xa4/0xe0
[ 85.394570][ T843] should_failslab+0x9/0x20
[ 85.399055][ T843] slab_pre_alloc_hook+0x3b/0xe0
[ 85.403976][ T843] ? vm_area_dup+0x26/0x210
[ 85.408465][ T843] kmem_cache_alloc+0x44/0x260
[ 85.413215][ T843] vm_area_dup+0x26/0x210
[ 85.417540][ T843] copy_mm+0x947/0x13c0
[ 85.421679][ T843] ? copy_signal+0x600/0x600
[ 85.426251][ T843] ? __init_rwsem+0xfc/0x1d0
[ 85.430827][ T843] ? copy_signal+0x4cb/0x600
[ 85.435670][ T843] copy_process+0x117c/0x3250
[ 85.440941][ T843] ? __kasan_check_write+0x14/0x20
[ 85.446177][ T843] ? __pidfd_prepare+0x150/0x150
[ 85.451203][ T843] kernel_clone+0x233/0x960
[ 85.455696][ T843] ? create_io_thread+0x170/0x170
[ 85.460789][ T843] ? __kasan_check_write+0x14/0x20
[ 85.465991][ T843] ? mutex_unlock+0x8f/0x230
[ 85.470595][ T843] __x64_sys_clone+0x198/0x210
[ 85.475343][ T843] ? __kasan_check_write+0x14/0x20
[ 85.480447][ T843] ? __ia32_sys_vfork+0x130/0x130
[ 85.485546][ T843] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 85.491776][ T843] x64_sys_call+0x41f/0x9a0
[ 85.496266][ T843] do_syscall_64+0x4c/0xa0
[ 85.500752][ T843] ? clear_bhb_loop+0x50/0xa0
[ 85.505411][ T843] ? clear_bhb_loop+0x50/0xa0
[ 85.510069][ T843] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 85.516034][ T843] RIP: 0033:0x7fc3e8895429
[ 85.520431][ T843] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 85.540190][ T843] RSP: 002b:00007fc3e830bfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 85.548586][ T843] RAX: ffffffffffffffda RBX: 00007fc3e8a62f80 RCX: 00007fc3e8895429
[ 85.556801][ T843] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 85.564760][ T843] RBP: 00007fc3e830c090 R08: 0000000000000000 R09: 0000000000000000
[ 85.573077][ T843] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 85.581127][ T843] R13: 0000000000000001 R14: 00007fc3e8a62f80 R15: 00007ffc3bcf1ba8
[ 85.589085][ T843]
[ 85.596976][ T848] FAULT_INJECTION: forcing a failure.
[ 85.596976][ T848] name failslab, interval 1, probability 0, space 0, times 0
[ 85.597128][ T845] CPU: 0 PID: 845 Comm: syz.4.161 Tainted: G B syzkaller #0
[ 85.611713][ T849] FAULT_INJECTION: forcing a failure.
[ 85.611713][ T849] name failslab, interval 1, probability 0, space 0, times 0
[ 85.618451][ T845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 85.618463][ T845] Call Trace:
[ 85.618468][ T845]
[ 85.618474][ T845] __dump_stack+0x21/0x30
[ 85.638548][ T851] FAULT_INJECTION: forcing a failure.
[ 85.638548][ T851] name failslab, interval 1, probability 0, space 0, times 0
[ 85.641435][ T845] dump_stack_lvl+0x110/0x170
[ 85.669344][ T845] ? show_regs_print_info+0x20/0x20
[ 85.674550][ T845] dump_stack+0x15/0x20
[ 85.678694][ T845] should_fail+0x3c1/0x510
[ 85.683103][ T845] __should_failslab+0xa4/0xe0
[ 85.687863][ T845] should_failslab+0x9/0x20
[ 85.692361][ T845] slab_pre_alloc_hook+0x3b/0xe0
[ 85.697382][ T845] ? anon_vma_clone+0xc0/0x500
[ 85.702217][ T845] kmem_cache_alloc+0x44/0x260
[ 85.707078][ T845] anon_vma_clone+0xc0/0x500
[ 85.712023][ T845] anon_vma_fork+0x8c/0x510
[ 85.716688][ T845] copy_mm+0x9de/0x13c0
[ 85.720838][ T845] ? copy_signal+0x600/0x600
[ 85.725414][ T845] ? __init_rwsem+0xfc/0x1d0
[ 85.729990][ T845] ? copy_signal+0x4cb/0x600
[ 85.734571][ T845] copy_process+0x117c/0x3250
[ 85.739250][ T845] ? __kasan_check_write+0x14/0x20
[ 85.744387][ T845] ? __pidfd_prepare+0x150/0x150
[ 85.749351][ T845] kernel_clone+0x233/0x960
[ 85.753944][ T845] ? create_io_thread+0x170/0x170
[ 85.758987][ T845] ? __kasan_check_write+0x14/0x20
[ 85.764098][ T845] ? mutex_unlock+0x8f/0x230
[ 85.768683][ T845] __x64_sys_clone+0x198/0x210
[ 85.773450][ T845] ? __kasan_check_write+0x14/0x20
[ 85.778547][ T845] ? __ia32_sys_vfork+0x130/0x130
[ 85.783673][ T845] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 85.789733][ T845] x64_sys_call+0x41f/0x9a0
[ 85.794228][ T845] do_syscall_64+0x4c/0xa0
[ 85.798720][ T845] ? clear_bhb_loop+0x50/0xa0
[ 85.803396][ T845] ? clear_bhb_loop+0x50/0xa0
[ 85.808116][ T845] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 85.814122][ T845] RIP: 0033:0x7fb470ca7429
[ 85.818545][ T845] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 85.838593][ T845] RSP: 002b:00007fb47071dfd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 85.847125][ T845] RAX: ffffffffffffffda RBX: 00007fb470e74f80 RCX: 00007fb470ca7429
[ 85.855348][ T845] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 85.863306][ T845] RBP: 00007fb47071e090 R08: 0000000000000000 R09: 0000000000000000
[ 85.871682][ T845] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 85.879650][ T845] R13: 0000000000000001 R14: 00007fb470e74f80 R15: 00007ffe2172de18
[ 85.887719][ T845]
[ 85.890793][ T848] CPU: 1 PID: 848 Comm: syz.3.164 Tainted: G B syzkaller #0
[ 85.899007][ T853] FAULT_INJECTION: forcing a failure.
[ 85.899007][ T853] name failslab, interval 1, probability 0, space 0, times 0
[ 85.899395][ T848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 85.922008][ T848] Call Trace:
[ 85.925365][ T848]
[ 85.928287][ T848] __dump_stack+0x21/0x30
[ 85.932708][ T848] dump_stack_lvl+0x110/0x170
[ 85.937497][ T848] ? show_regs_print_info+0x20/0x20
[ 85.942694][ T848] dump_stack+0x15/0x20
[ 85.947024][ T848] should_fail+0x3c1/0x510
[ 85.951450][ T848] __should_failslab+0xa4/0xe0
[ 85.956298][ T848] should_failslab+0x9/0x20
[ 85.960894][ T848] slab_pre_alloc_hook+0x3b/0xe0
[ 85.965921][ T848] ? anon_vma_fork+0xf2/0x510
[ 85.970684][ T848] kmem_cache_alloc+0x44/0x260
[ 85.975447][ T848] anon_vma_fork+0xf2/0x510
[ 85.979978][ T848] copy_mm+0x9de/0x13c0
[ 85.984145][ T848] ? copy_signal+0x600/0x600
[ 85.988910][ T848] ? __init_rwsem+0xfc/0x1d0
[ 85.993811][ T848] ? copy_signal+0x4cb/0x600
[ 85.998489][ T848] copy_process+0x117c/0x3250
[ 86.003174][ T848] ? __kasan_check_write+0x14/0x20
[ 86.008384][ T848] ? __pidfd_prepare+0x150/0x150
[ 86.013426][ T848] kernel_clone+0x233/0x960
[ 86.017940][ T848] ? create_io_thread+0x170/0x170
[ 86.022973][ T848] ? __kasan_check_write+0x14/0x20
[ 86.028169][ T848] ? mutex_unlock+0x8f/0x230
[ 86.032781][ T848] __x64_sys_clone+0x198/0x210
[ 86.038028][ T848] ? __kasan_check_write+0x14/0x20
[ 86.043351][ T848] ? __ia32_sys_vfork+0x130/0x130
[ 86.048388][ T848] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 86.054552][ T848] x64_sys_call+0x41f/0x9a0
[ 86.059051][ T848] do_syscall_64+0x4c/0xa0
[ 86.063466][ T848] ? clear_bhb_loop+0x50/0xa0
[ 86.068139][ T848] ? clear_bhb_loop+0x50/0xa0
[ 86.073270][ T848] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 86.079247][ T848] RIP: 0033:0x7f94241ac429
[ 86.083774][ T848] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 86.103461][ T848] RSP: 002b:00007f9423c22fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 86.111964][ T848] RAX: ffffffffffffffda RBX: 00007f9424379f80 RCX: 00007f94241ac429
[ 86.120086][ T848] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 86.128152][ T848] RBP: 00007f9423c23090 R08: 0000000000000000 R09: 0000000000000000
[ 86.136204][ T848] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 86.144159][ T848] R13: 0000000000000001 R14: 00007f9424379f80 R15: 00007fff5e98a0b8
[ 86.152122][ T848]
[ 86.156281][ T849] CPU: 1 PID: 849 Comm: syz.1.163 Tainted: G B syzkaller #0
[ 86.164896][ T849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 86.175031][ T849] Call Trace:
[ 86.178303][ T849]
[ 86.181391][ T849] __dump_stack+0x21/0x30
[ 86.185844][ T849] dump_stack_lvl+0x110/0x170
[ 86.190524][ T849] ? show_regs_print_info+0x20/0x20
[ 86.195853][ T849] dump_stack+0x15/0x20
[ 86.200024][ T849] should_fail+0x3c1/0x510
[ 86.204446][ T849] __should_failslab+0xa4/0xe0
[ 86.209298][ T849] should_failslab+0x9/0x20
[ 86.213801][ T849] slab_pre_alloc_hook+0x3b/0xe0
[ 86.218746][ T849] ? anon_vma_clone+0xc0/0x500
[ 86.223592][ T849] kmem_cache_alloc+0x44/0x260
[ 86.228370][ T849] anon_vma_clone+0xc0/0x500
[ 86.232948][ T849] anon_vma_fork+0x8c/0x510
[ 86.237438][ T849] copy_mm+0x9de/0x13c0
[ 86.241589][ T849] ? copy_signal+0x600/0x600
[ 86.246173][ T849] ? __init_rwsem+0xfc/0x1d0
[ 86.250748][ T849] ? copy_signal+0x4cb/0x600
[ 86.255319][ T849] copy_process+0x117c/0x3250
[ 86.260002][ T849] ? __kasan_check_write+0x14/0x20
[ 86.265106][ T849] ? __pidfd_prepare+0x150/0x150
[ 86.270029][ T849] kernel_clone+0x233/0x960
[ 86.274525][ T849] ? create_io_thread+0x170/0x170
[ 86.279628][ T849] ? __kasan_check_write+0x14/0x20