Warning: Permanently added '10.128.0.236' (ECDSA) to the list of known hosts. executing program [ 47.634168][ T3962] FAULT_INJECTION: forcing a failure. [ 47.634168][ T3962] name failslab, interval 1, probability 0, space 0, times 1 [ 47.636997][ T3962] CPU: 1 PID: 3962 Comm: syz-executor281 Not tainted 5.15.114-syzkaller #0 [ 47.639045][ T3962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 47.641318][ T3962] Call trace: [ 47.642129][ T3962] dump_backtrace+0x0/0x530 [ 47.643235][ T3962] show_stack+0x2c/0x3c [ 47.644213][ T3962] dump_stack_lvl+0x108/0x170 [ 47.645354][ T3962] dump_stack+0x1c/0x58 [ 47.646410][ T3962] should_fail+0x400/0x5cc [ 47.647457][ T3962] __should_failslab+0xbc/0x110 [ 47.648656][ T3962] should_failslab+0x10/0x28 [ 47.649719][ T3962] slab_pre_alloc_hook+0x64/0xe8 [ 47.650928][ T3962] kmem_cache_alloc_node_trace+0xa0/0x4c4 [ 47.652312][ T3962] __alloc_disk_node+0x7c/0x440 [ 47.653433][ T3962] __blk_mq_alloc_disk+0xe8/0x154 [ 47.654558][ T3962] loop_add+0x260/0x7ac [ 47.655576][ T3962] loop_control_ioctl+0xec/0x62c [ 47.656726][ T3962] __arm64_sys_ioctl+0x14c/0x1c8 [ 47.658035][ T3962] invoke_syscall+0x98/0x2b8 [ 47.659183][ T3962] el0_svc_common+0x138/0x258 [ 47.660189][ T3962] do_el0_svc+0x58/0x14c [ 47.661324][ T3962] el0_svc+0x7c/0x1f0 [ 47.662243][ T3962] el0t_64_sync_handler+0x84/0xe4 [ 47.663396][ T3962] el0t_64_sync+0x1a0/0x1a4 executing program [ 47.671626][ T3963] FAULT_INJECTION: forcing a failure. [ 47.671626][ T3963] name failslab, interval 1, probability 0, space 0, times 0 [ 47.674531][ T3963] CPU: 1 PID: 3963 Comm: syz-executor281 Not tainted 5.15.114-syzkaller #0 [ 47.676578][ T3963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 47.678833][ T3963] Call trace: [ 47.679502][ T3963] dump_backtrace+0x0/0x530 [ 47.680621][ T3963] show_stack+0x2c/0x3c [ 47.681555][ T3963] dump_stack_lvl+0x108/0x170 [ 47.682641][ T3963] dump_stack+0x1c/0x58 [ 47.683558][ T3963] should_fail+0x400/0x5cc [ 47.684583][ T3963] __should_failslab+0xbc/0x110 [ 47.685803][ T3963] should_failslab+0x10/0x28 [ 47.686924][ T3963] slab_pre_alloc_hook+0x64/0xe8 [ 47.688073][ T3963] kmem_cache_alloc_trace+0x9c/0x47c [ 47.689411][ T3963] rand_initialize_disk+0x58/0xc0 [ 47.690580][ T3963] __alloc_disk_node+0x290/0x440 [ 47.691688][ T3963] __blk_mq_alloc_disk+0xe8/0x154 [ 47.692920][ T3963] loop_add+0x260/0x7ac [ 47.693917][ T3963] loop_control_ioctl+0xec/0x62c [ 47.695158][ T3963] __arm64_sys_ioctl+0x14c/0x1c8 [ 47.696273][ T3963] invoke_syscall+0x98/0x2b8 [ 47.697363][ T3963] el0_svc_common+0x138/0x258 [ 47.698532][ T3963] do_el0_svc+0x58/0x14c [ 47.699601][ T3963] el0_svc+0x7c/0x1f0 [ 47.700603][ T3963] el0t_64_sync_handler+0x84/0xe4 [ 47.701882][ T3963] el0t_64_sync+0x1a0/0x1a4 executing program [ 47.712107][ T3964] FAULT_INJECTION: forcing a failure. [ 47.712107][ T3964] name failslab, interval 1, probability 0, space 0, times 0 [ 47.715372][ T3964] CPU: 1 PID: 3964 Comm: syz-executor281 Not tainted 5.15.114-syzkaller #0 [ 47.717278][ T3964] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 47.719584][ T3964] Call trace: [ 47.720357][ T3964] dump_backtrace+0x0/0x530 [ 47.721440][ T3964] show_stack+0x2c/0x3c [ 47.722446][ T3964] dump_stack_lvl+0x108/0x170 [ 47.723563][ T3964] dump_stack+0x1c/0x58 [ 47.724586][ T3964] should_fail+0x400/0x5cc [ 47.725624][ T3964] __should_failslab+0xbc/0x110 [ 47.726777][ T3964] should_failslab+0x10/0x28 [ 47.727883][ T3964] slab_pre_alloc_hook+0x64/0xe8 [ 47.729053][ T3964] __kmalloc_track_caller+0x78/0x3d8 [ 47.730229][ T3964] kstrdup+0xe4/0x15c [ 47.731142][ T3964] kstrdup_const+0x54/0x6c [ 47.732193][ T3964] kvasprintf_const+0x1ac/0x230 [ 47.733399][ T3964] kobject_set_name_vargs+0xd0/0x1b8 [ 47.734673][ T3964] dev_set_name+0xe0/0x12c [ 47.735706][ T3964] device_add_disk+0x230/0xaa0 [ 47.736820][ T3964] loop_add+0x554/0x7ac [ 47.737865][ T3964] loop_control_ioctl+0xec/0x62c [ 47.739003][ T3964] __arm64_sys_ioctl+0x14c/0x1c8 [ 47.740159][ T3964] invoke_syscall+0x98/0x2b8 [ 47.741205][ T3964] el0_svc_common+0x138/0x258 [ 47.742289][ T3964] do_el0_svc+0x58/0x14c [ 47.743351][ T3964] el0_svc+0x7c/0x1f0 [ 47.744303][ T3964] el0t_64_sync_handler+0x84/0xe4 [ 47.745474][ T3964] el0t_64_sync+0x1a0/0x1a4 [ 47.747300][ T3964] ------------[ cut here ]------------ [ 47.748560][ T3964] WARNING: CPU: 1 PID: 3964 at block/genhd.c:546 device_add_disk+0x5bc/0xaa0 [ 47.750579][ T3964] Modules linked in: [ 47.751459][ T3964] CPU: 1 PID: 3964 Comm: syz-executor281 Not tainted 5.15.114-syzkaller #0 [ 47.753488][ T3964] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 47.755842][ T3964] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 47.757766][ T3964] pc : device_add_disk+0x5bc/0xaa0 [ 47.758969][ T3964] lr : device_add_disk+0x5b8/0xaa0 [ 47.760141][ T3964] sp : ffff80001c7e7b10 [ 47.761079][ T3964] x29: ffff80001c7e7b70 x28: dfff800000000000 x27: 0000000000700000 [ 47.763002][ T3964] x26: ffff0000dc7d90bc x25: 00000000ffffffea x24: ffff0000d9ef98a0 [ 47.764963][ T3964] x23: 1fffe0001b3df314 x22: 0000000000000001 x21: ffff0000d9ef9890 [ 47.766784][ T3964] x20: 0000000000000007 x19: ffff0000d9ef9800 x18: 0000000000000001 [ 47.768582][ T3964] x17: ff80800008335ea8 x16: ffff8000082ea770 x15: ffff8000089ba3d8 [ 47.770451][ T3964] x14: ffff80000c01a6c0 x13: ffffffffffffffff x12: 0000000000000000 [ 47.772275][ T3964] x11: ff8080000a821c58 x10: 0000000000000000 x9 : ffff80000a821c58 [ 47.774149][ T3964] x8 : ffff0000c2f38000 x7 : 0000000000000000 x6 : ffff80000805cb6c [ 47.776030][ T3964] x5 : ffff0000c800e7e0 x4 : 0000000000000000 x3 : ffff80000ab3b4ac [ 47.777910][ T3964] x2 : 0000000000000001 x1 : 0000000000000007 x0 : 0000000000000103 [ 47.779766][ T3964] Call trace: [ 47.780524][ T3964] device_add_disk+0x5bc/0xaa0 [ 47.781660][ T3964] loop_add+0x554/0x7ac [ 47.782625][ T3964] loop_control_ioctl+0xec/0x62c [ 47.783814][ T3964] __arm64_sys_ioctl+0x14c/0x1c8 [ 47.784974][ T3964] invoke_syscall+0x98/0x2b8 [ 47.786039][ T3964] el0_svc_common+0x138/0x258 [ 47.787141][ T3964] do_el0_svc+0x58/0x14c [ 47.788120][ T3964] el0_svc+0x7c/0x1f0 [ 47.789108][ T3964] el0t_64_sync_handler+0x84/0xe4 [ 47.790330][ T3964] el0t_64_sync+0x1a0/0x1a4 [ 47.791437][ T3964] irq event stamp: 958 [ 47.792339][ T3964] hardirqs last enabled at (957): [] kasan_quarantine_put+0xdc/0x204 [ 47.794633][ T3964] hardirqs last disabled at (958): [] el1_dbg+0x24/0x80 [ 47.796551][ T3964] softirqs last enabled at (946): [] __do_softirq+0xb5c/0xe20 [ 47.798641][ T3964] softirqs last disabled at (803): [] __irq_exit_rcu+0x28c/0x534 [ 47.800934][ T3964] ---[ end trace ca5da83ed9e0e60a ]--- executing program [ 47.807602][ T3967] FAULT_INJECTION: forcing a failure. [ 47.807602][ T3967] name failslab, interval 1, probability 0, space 0, times 0 [ 47.811057][ T3967] CPU: 0 PID: 3967 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 47.813360][ T3967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 47.815669][ T3967] Call trace: [ 47.816469][ T3967] dump_backtrace+0x0/0x530 [ 47.817475][ T3967] show_stack+0x2c/0x3c [ 47.818422][ T3967] dump_stack_lvl+0x108/0x170 [ 47.819466][ T3967] dump_stack+0x1c/0x58 [ 47.820409][ T3967] should_fail+0x400/0x5cc [ 47.821463][ T3967] __should_failslab+0xbc/0x110 [ 47.822646][ T3967] should_failslab+0x10/0x28 [ 47.823644][ T3967] slab_pre_alloc_hook+0x64/0xe8 [ 47.824785][ T3967] kmem_cache_alloc_trace+0x9c/0x47c [ 47.825999][ T3967] rand_initialize_disk+0x58/0xc0 [ 47.827196][ T3967] __alloc_disk_node+0x290/0x440 [ 47.828335][ T3967] __blk_mq_alloc_disk+0xe8/0x154 [ 47.829459][ T3967] loop_add+0x260/0x7ac [ 47.830447][ T3967] loop_control_ioctl+0xec/0x62c [ 47.831730][ T3967] __arm64_sys_ioctl+0x14c/0x1c8 [ 47.832937][ T3967] invoke_syscall+0x98/0x2b8 [ 47.833997][ T3967] el0_svc_common+0x138/0x258 [ 47.835082][ T3967] do_el0_svc+0x58/0x14c [ 47.836028][ T3967] el0_svc+0x7c/0x1f0 [ 47.836985][ T3967] el0t_64_sync_handler+0x84/0xe4 [ 47.838235][ T3967] el0t_64_sync+0x1a0/0x1a4 executing program [ 47.851816][ T3968] FAULT_INJECTION: forcing a failure. [ 47.851816][ T3968] name failslab, interval 1, probability 0, space 0, times 0 [ 47.854742][ T3968] CPU: 1 PID: 3968 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 47.856984][ T3968] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 47.859231][ T3968] Call trace: [ 47.859994][ T3968] dump_backtrace+0x0/0x530 [ 47.860984][ T3968] show_stack+0x2c/0x3c [ 47.861945][ T3968] dump_stack_lvl+0x108/0x170 [ 47.863026][ T3968] dump_stack+0x1c/0x58 [ 47.864105][ T3968] should_fail+0x400/0x5cc [ 47.865179][ T3968] __should_failslab+0xbc/0x110 [ 47.866330][ T3968] should_failslab+0x10/0x28 [ 47.867372][ T3968] slab_pre_alloc_hook+0x64/0xe8 [ 47.868635][ T3968] kmem_cache_alloc_trace+0x9c/0x47c [ 47.869891][ T3968] rand_initialize_disk+0x58/0xc0 [ 47.871086][ T3968] __alloc_disk_node+0x290/0x440 [ 47.872252][ T3968] __blk_mq_alloc_disk+0xe8/0x154 [ 47.873420][ T3968] loop_add+0x260/0x7ac [ 47.874410][ T3968] loop_control_ioctl+0xec/0x62c [ 47.875618][ T3968] __arm64_sys_ioctl+0x14c/0x1c8 [ 47.876937][ T3968] invoke_syscall+0x98/0x2b8 [ 47.878028][ T3968] el0_svc_common+0x138/0x258 [ 47.879132][ T3968] do_el0_svc+0x58/0x14c [ 47.880165][ T3968] el0_svc+0x7c/0x1f0 [ 47.881114][ T3968] el0t_64_sync_handler+0x84/0xe4 [ 47.882285][ T3968] el0t_64_sync+0x1a0/0x1a4 executing program [ 47.894307][ T3969] FAULT_INJECTION: forcing a failure. [ 47.894307][ T3969] name failslab, interval 1, probability 0, space 0, times 0 [ 47.897315][ T3969] CPU: 1 PID: 3969 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 47.899599][ T3969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 47.902045][ T3969] Call trace: [ 47.902845][ T3969] dump_backtrace+0x0/0x530 [ 47.903786][ T3969] show_stack+0x2c/0x3c [ 47.904841][ T3969] dump_stack_lvl+0x108/0x170 [ 47.905958][ T3969] dump_stack+0x1c/0x58 [ 47.906954][ T3969] should_fail+0x400/0x5cc [ 47.908079][ T3969] __should_failslab+0xbc/0x110 [ 47.909268][ T3969] should_failslab+0x10/0x28 [ 47.910446][ T3969] slab_pre_alloc_hook+0x64/0xe8 [ 47.911673][ T3969] __kmalloc_track_caller+0x78/0x3d8 [ 47.913022][ T3969] kstrdup+0xe4/0x15c [ 47.914023][ T3969] kstrdup_const+0x54/0x6c [ 47.915067][ T3969] kvasprintf_const+0x1ac/0x230 [ 47.916271][ T3969] kobject_set_name_vargs+0xd0/0x1b8 [ 47.917614][ T3969] dev_set_name+0xe0/0x12c [ 47.918661][ T3969] device_add_disk+0x230/0xaa0 [ 47.919856][ T3969] loop_add+0x554/0x7ac [ 47.920892][ T3969] loop_control_ioctl+0xec/0x62c [ 47.922070][ T3969] __arm64_sys_ioctl+0x14c/0x1c8 [ 47.923244][ T3969] invoke_syscall+0x98/0x2b8 [ 47.924364][ T3969] el0_svc_common+0x138/0x258 [ 47.925514][ T3969] do_el0_svc+0x58/0x14c [ 47.926561][ T3969] el0_svc+0x7c/0x1f0 [ 47.927550][ T3969] el0t_64_sync_handler+0x84/0xe4 [ 47.928781][ T3969] el0t_64_sync+0x1a0/0x1a4 executing program [ 47.934733][ T3970] FAULT_INJECTION: forcing a failure. [ 47.934733][ T3970] name failslab, interval 1, probability 0, space 0, times 0 [ 47.937772][ T3970] CPU: 1 PID: 3970 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 47.940166][ T3970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 47.942596][ T3970] Call trace: [ 47.943405][ T3970] dump_backtrace+0x0/0x530 [ 47.944471][ T3970] show_stack+0x2c/0x3c [ 47.945500][ T3970] dump_stack_lvl+0x108/0x170 [ 47.946619][ T3970] dump_stack+0x1c/0x58 [ 47.947602][ T3970] should_fail+0x400/0x5cc [ 47.948728][ T3970] __should_failslab+0xbc/0x110 [ 47.949902][ T3970] should_failslab+0x10/0x28 [ 47.950969][ T3970] slab_pre_alloc_hook+0x64/0xe8 [ 47.952151][ T3970] kmem_cache_alloc_trace+0x9c/0x47c [ 47.953358][ T3970] rand_initialize_disk+0x58/0xc0 [ 47.954613][ T3970] __alloc_disk_node+0x290/0x440 [ 47.955778][ T3970] __blk_mq_alloc_disk+0xe8/0x154 [ 47.956979][ T3970] loop_add+0x260/0x7ac [ 47.958015][ T3970] loop_control_ioctl+0xec/0x62c [ 47.959138][ T3970] __arm64_sys_ioctl+0x14c/0x1c8 [ 47.960322][ T3970] invoke_syscall+0x98/0x2b8 [ 47.961405][ T3970] el0_svc_common+0x138/0x258 [ 47.962622][ T3970] do_el0_svc+0x58/0x14c [ 47.963643][ T3970] el0_svc+0x7c/0x1f0 [ 47.964599][ T3970] el0t_64_sync_handler+0x84/0xe4 [ 47.965866][ T3970] el0t_64_sync+0x1a0/0x1a4 executing program [ 47.975300][ T3971] FAULT_INJECTION: forcing a failure. [ 47.975300][ T3971] name failslab, interval 1, probability 0, space 0, times 0 [ 47.978438][ T3971] CPU: 1 PID: 3971 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 47.980854][ T3971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 47.983280][ T3971] Call trace: [ 47.983995][ T3971] dump_backtrace+0x0/0x530 [ 47.985098][ T3971] show_stack+0x2c/0x3c [ 47.986116][ T3971] dump_stack_lvl+0x108/0x170 [ 47.987328][ T3971] dump_stack+0x1c/0x58 [ 47.988254][ T3971] should_fail+0x400/0x5cc [ 47.989316][ T3971] __should_failslab+0xbc/0x110 [ 47.990478][ T3971] should_failslab+0x10/0x28 [ 47.991551][ T3971] slab_pre_alloc_hook+0x64/0xe8 [ 47.992793][ T3971] kmem_cache_alloc_trace+0x9c/0x47c [ 47.994044][ T3971] rand_initialize_disk+0x58/0xc0 [ 47.995138][ T3971] __alloc_disk_node+0x290/0x440 [ 47.996330][ T3971] __blk_mq_alloc_disk+0xe8/0x154 [ 47.997548][ T3971] loop_add+0x260/0x7ac [ 47.998561][ T3971] loop_control_ioctl+0xec/0x62c [ 47.999724][ T3971] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.000966][ T3971] invoke_syscall+0x98/0x2b8 [ 48.002037][ T3971] el0_svc_common+0x138/0x258 [ 48.003184][ T3971] do_el0_svc+0x58/0x14c [ 48.004304][ T3971] el0_svc+0x7c/0x1f0 [ 48.005228][ T3971] el0t_64_sync_handler+0x84/0xe4 [ 48.006478][ T3971] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.016311][ T3972] FAULT_INJECTION: forcing a failure. [ 48.016311][ T3972] name failslab, interval 1, probability 0, space 0, times 0 [ 48.019433][ T3972] CPU: 1 PID: 3972 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.021842][ T3972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.024263][ T3972] Call trace: [ 48.025015][ T3972] dump_backtrace+0x0/0x530 [ 48.026125][ T3972] show_stack+0x2c/0x3c [ 48.027114][ T3972] dump_stack_lvl+0x108/0x170 [ 48.028178][ T3972] dump_stack+0x1c/0x58 [ 48.029177][ T3972] should_fail+0x400/0x5cc [ 48.030201][ T3972] __should_failslab+0xbc/0x110 [ 48.031361][ T3972] should_failslab+0x10/0x28 [ 48.032499][ T3972] slab_pre_alloc_hook+0x64/0xe8 [ 48.033705][ T3972] __kmalloc_track_caller+0x78/0x3d8 [ 48.034898][ T3972] kstrdup+0xe4/0x15c [ 48.035863][ T3972] kstrdup_const+0x54/0x6c [ 48.036883][ T3972] kvasprintf_const+0x1ac/0x230 [ 48.038059][ T3972] kobject_set_name_vargs+0xd0/0x1b8 [ 48.039283][ T3972] dev_set_name+0xe0/0x12c [ 48.040327][ T3972] device_add_disk+0x230/0xaa0 [ 48.041458][ T3972] loop_add+0x554/0x7ac [ 48.042478][ T3972] loop_control_ioctl+0xec/0x62c [ 48.043675][ T3972] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.044882][ T3972] invoke_syscall+0x98/0x2b8 [ 48.045982][ T3972] el0_svc_common+0x138/0x258 [ 48.047109][ T3972] do_el0_svc+0x58/0x14c [ 48.048122][ T3972] el0_svc+0x7c/0x1f0 [ 48.049111][ T3972] el0t_64_sync_handler+0x84/0xe4 [ 48.050329][ T3972] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.056319][ T3973] FAULT_INJECTION: forcing a failure. [ 48.056319][ T3973] name failslab, interval 1, probability 0, space 0, times 0 [ 48.059292][ T3973] CPU: 1 PID: 3973 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.061762][ T3973] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.064161][ T3973] Call trace: [ 48.064933][ T3973] dump_backtrace+0x0/0x530 [ 48.066067][ T3973] show_stack+0x2c/0x3c [ 48.067047][ T3973] dump_stack_lvl+0x108/0x170 [ 48.068174][ T3973] dump_stack+0x1c/0x58 [ 48.069265][ T3973] should_fail+0x400/0x5cc [ 48.070362][ T3973] __should_failslab+0xbc/0x110 [ 48.071581][ T3973] should_failslab+0x10/0x28 [ 48.072664][ T3973] slab_pre_alloc_hook+0x64/0xe8 [ 48.073882][ T3973] kmem_cache_alloc_trace+0x9c/0x47c [ 48.075137][ T3973] rand_initialize_disk+0x58/0xc0 [ 48.076329][ T3973] __alloc_disk_node+0x290/0x440 [ 48.077547][ T3973] __blk_mq_alloc_disk+0xe8/0x154 [ 48.078785][ T3973] loop_add+0x260/0x7ac [ 48.079775][ T3973] loop_control_ioctl+0xec/0x62c [ 48.080977][ T3973] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.082198][ T3973] invoke_syscall+0x98/0x2b8 [ 48.083268][ T3973] el0_svc_common+0x138/0x258 [ 48.084449][ T3973] do_el0_svc+0x58/0x14c [ 48.085388][ T3973] el0_svc+0x7c/0x1f0 [ 48.086367][ T3973] el0t_64_sync_handler+0x84/0xe4 [ 48.087577][ T3973] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.097531][ T3974] FAULT_INJECTION: forcing a failure. [ 48.097531][ T3974] name failslab, interval 1, probability 0, space 0, times 0 [ 48.100674][ T3974] CPU: 1 PID: 3974 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.102988][ T3974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.105368][ T3974] Call trace: [ 48.106095][ T3974] dump_backtrace+0x0/0x530 [ 48.107183][ T3974] show_stack+0x2c/0x3c [ 48.108193][ T3974] dump_stack_lvl+0x108/0x170 [ 48.109348][ T3974] dump_stack+0x1c/0x58 [ 48.110315][ T3974] should_fail+0x400/0x5cc [ 48.111353][ T3974] __should_failslab+0xbc/0x110 [ 48.112420][ T3974] should_failslab+0x10/0x28 [ 48.113469][ T3974] slab_pre_alloc_hook+0x64/0xe8 [ 48.114616][ T3974] kmem_cache_alloc_trace+0x9c/0x47c [ 48.115897][ T3974] rand_initialize_disk+0x58/0xc0 [ 48.117051][ T3974] __alloc_disk_node+0x290/0x440 [ 48.118198][ T3974] __blk_mq_alloc_disk+0xe8/0x154 [ 48.119378][ T3974] loop_add+0x260/0x7ac [ 48.120338][ T3974] loop_control_ioctl+0xec/0x62c [ 48.121492][ T3974] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.122613][ T3974] invoke_syscall+0x98/0x2b8 [ 48.123659][ T3974] el0_svc_common+0x138/0x258 [ 48.124796][ T3974] do_el0_svc+0x58/0x14c [ 48.125777][ T3974] el0_svc+0x7c/0x1f0 [ 48.126631][ T3974] el0t_64_sync_handler+0x84/0xe4 [ 48.127798][ T3974] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.137594][ T3975] FAULT_INJECTION: forcing a failure. [ 48.137594][ T3975] name failslab, interval 1, probability 0, space 0, times 0 [ 48.141114][ T3975] CPU: 0 PID: 3975 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.143456][ T3975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.145765][ T3975] Call trace: [ 48.146509][ T3975] dump_backtrace+0x0/0x530 [ 48.147498][ T3975] show_stack+0x2c/0x3c [ 48.148465][ T3975] dump_stack_lvl+0x108/0x170 [ 48.149547][ T3975] dump_stack+0x1c/0x58 [ 48.150529][ T3975] should_fail+0x400/0x5cc [ 48.151588][ T3975] __should_failslab+0xbc/0x110 [ 48.152765][ T3975] should_failslab+0x10/0x28 [ 48.153809][ T3975] slab_pre_alloc_hook+0x64/0xe8 [ 48.154965][ T3975] __kmalloc_track_caller+0x78/0x3d8 [ 48.156253][ T3975] kstrdup+0xe4/0x15c [ 48.157136][ T3975] kstrdup_const+0x54/0x6c [ 48.158184][ T3975] kvasprintf_const+0x1ac/0x230 [ 48.159331][ T3975] kobject_set_name_vargs+0xd0/0x1b8 [ 48.160542][ T3975] dev_set_name+0xe0/0x12c [ 48.161601][ T3975] device_add_disk+0x230/0xaa0 [ 48.162675][ T3975] loop_add+0x554/0x7ac [ 48.163616][ T3975] loop_control_ioctl+0xec/0x62c [ 48.164751][ T3975] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.165876][ T3975] invoke_syscall+0x98/0x2b8 [ 48.166921][ T3975] el0_svc_common+0x138/0x258 [ 48.167987][ T3975] do_el0_svc+0x58/0x14c [ 48.168944][ T3975] el0_svc+0x7c/0x1f0 [ 48.169868][ T3975] el0t_64_sync_handler+0x84/0xe4 [ 48.170991][ T3975] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.176883][ T3976] FAULT_INJECTION: forcing a failure. [ 48.176883][ T3976] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 48.180054][ T3976] CPU: 0 PID: 3976 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.182185][ T3976] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.184343][ T3976] Call trace: [ 48.185107][ T3976] dump_backtrace+0x0/0x530 [ 48.186135][ T3976] show_stack+0x2c/0x3c [ 48.187000][ T3976] dump_stack_lvl+0x108/0x170 [ 48.188033][ T3976] dump_stack+0x1c/0x58 [ 48.189014][ T3976] should_fail+0x400/0x5cc [ 48.189997][ T3976] should_fail_alloc_page+0x74/0xa8 [ 48.191177][ T3976] prepare_alloc_pages+0x160/0x4cc [ 48.192400][ T3976] __alloc_pages+0x138/0x674 [ 48.193513][ T3976] alloc_pages+0x390/0x634 [ 48.194591][ T3976] new_slab+0xec/0x56c [ 48.195550][ T3976] ___slab_alloc+0x6bc/0xdbc [ 48.196620][ T3976] kmem_cache_alloc_node_trace+0x324/0x4c4 [ 48.197976][ T3976] bdi_alloc+0x58/0x144 [ 48.198958][ T3976] __alloc_disk_node+0x94/0x440 [ 48.200076][ T3976] __blk_mq_alloc_disk+0xe8/0x154 [ 48.201323][ T3976] loop_add+0x260/0x7ac [ 48.202314][ T3976] loop_control_ioctl+0xec/0x62c [ 48.203513][ T3976] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.204658][ T3976] invoke_syscall+0x98/0x2b8 [ 48.205759][ T3976] el0_svc_common+0x138/0x258 [ 48.206833][ T3976] do_el0_svc+0x58/0x14c [ 48.207845][ T3976] el0_svc+0x7c/0x1f0 [ 48.208763][ T3976] el0t_64_sync_handler+0x84/0xe4 [ 48.209998][ T3976] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.223630][ T3977] FAULT_INJECTION: forcing a failure. [ 48.223630][ T3977] name failslab, interval 1, probability 0, space 0, times 0 [ 48.226597][ T3977] CPU: 1 PID: 3977 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.228894][ T3977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.231241][ T3977] Call trace: [ 48.231993][ T3977] dump_backtrace+0x0/0x530 [ 48.233030][ T3977] show_stack+0x2c/0x3c [ 48.234043][ T3977] dump_stack_lvl+0x108/0x170 [ 48.235118][ T3977] dump_stack+0x1c/0x58 [ 48.236082][ T3977] should_fail+0x400/0x5cc [ 48.237190][ T3977] __should_failslab+0xbc/0x110 [ 48.238340][ T3977] should_failslab+0x10/0x28 [ 48.239400][ T3977] slab_pre_alloc_hook+0x64/0xe8 [ 48.240603][ T3977] kmem_cache_alloc_trace+0x9c/0x47c [ 48.241846][ T3977] device_add+0xc4/0xef4 [ 48.242834][ T3977] device_add_disk+0x2a8/0xaa0 [ 48.243909][ T3977] loop_add+0x554/0x7ac [ 48.244867][ T3977] loop_control_ioctl+0xec/0x62c [ 48.246073][ T3977] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.247287][ T3977] invoke_syscall+0x98/0x2b8 [ 48.248384][ T3977] el0_svc_common+0x138/0x258 [ 48.249448][ T3977] do_el0_svc+0x58/0x14c [ 48.250502][ T3977] el0_svc+0x7c/0x1f0 [ 48.251430][ T3977] el0t_64_sync_handler+0x84/0xe4 [ 48.252599][ T3977] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.258653][ T3978] FAULT_INJECTION: forcing a failure. [ 48.258653][ T3978] name failslab, interval 1, probability 0, space 0, times 0 [ 48.261997][ T3978] CPU: 0 PID: 3978 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.264313][ T3978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.266646][ T3978] Call trace: [ 48.267413][ T3978] dump_backtrace+0x0/0x530 [ 48.268394][ T3978] show_stack+0x2c/0x3c [ 48.269322][ T3978] dump_stack_lvl+0x108/0x170 [ 48.270500][ T3978] dump_stack+0x1c/0x58 [ 48.271482][ T3978] should_fail+0x400/0x5cc [ 48.272561][ T3978] __should_failslab+0xbc/0x110 [ 48.273727][ T3978] should_failslab+0x10/0x28 [ 48.274865][ T3978] slab_pre_alloc_hook+0x64/0xe8 [ 48.276028][ T3978] __kmalloc_track_caller+0x78/0x3d8 [ 48.277352][ T3978] kstrdup+0xe4/0x15c [ 48.278343][ T3978] kstrdup_const+0x54/0x6c [ 48.279410][ T3978] kvasprintf_const+0x1ac/0x230 [ 48.280605][ T3978] kobject_set_name_vargs+0xd0/0x1b8 [ 48.281923][ T3978] dev_set_name+0xe0/0x12c [ 48.283008][ T3978] device_add_disk+0x230/0xaa0 [ 48.284113][ T3978] loop_add+0x554/0x7ac [ 48.285119][ T3978] loop_control_ioctl+0xec/0x62c [ 48.286249][ T3978] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.287367][ T3978] invoke_syscall+0x98/0x2b8 [ 48.288480][ T3978] el0_svc_common+0x138/0x258 [ 48.289594][ T3978] do_el0_svc+0x58/0x14c [ 48.290599][ T3978] el0_svc+0x7c/0x1f0 [ 48.291555][ T3978] el0t_64_sync_handler+0x84/0xe4 [ 48.292788][ T3978] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.298669][ T3979] FAULT_INJECTION: forcing a failure. [ 48.298669][ T3979] name failslab, interval 1, probability 0, space 0, times 0 [ 48.302256][ T3979] CPU: 0 PID: 3979 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.304611][ T3979] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.306957][ T3979] Call trace: [ 48.307671][ T3979] dump_backtrace+0x0/0x530 [ 48.308801][ T3979] show_stack+0x2c/0x3c [ 48.309754][ T3979] dump_stack_lvl+0x108/0x170 [ 48.310892][ T3979] dump_stack+0x1c/0x58 [ 48.311882][ T3979] should_fail+0x400/0x5cc [ 48.312932][ T3979] __should_failslab+0xbc/0x110 [ 48.314101][ T3979] should_failslab+0x10/0x28 [ 48.315223][ T3979] slab_pre_alloc_hook+0x64/0xe8 [ 48.316367][ T3979] kmem_cache_alloc_trace+0x9c/0x47c [ 48.317637][ T3979] blk_iolatency_init+0x64/0x43c [ 48.318913][ T3979] blkcg_init_queue+0x3f4/0x488 [ 48.320136][ T3979] blk_alloc_queue+0x3d4/0x4a8 [ 48.321228][ T3979] __blk_mq_alloc_disk+0x5c/0x154 [ 48.322451][ T3979] loop_add+0x260/0x7ac [ 48.323474][ T3979] loop_control_ioctl+0xec/0x62c [ 48.324703][ T3979] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.325973][ T3979] invoke_syscall+0x98/0x2b8 [ 48.327124][ T3979] el0_svc_common+0x138/0x258 [ 48.328146][ T3979] do_el0_svc+0x58/0x14c [ 48.329195][ T3979] el0_svc+0x7c/0x1f0 [ 48.330196][ T3979] el0t_64_sync_handler+0x84/0xe4 [ 48.331432][ T3979] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.337546][ T3980] FAULT_INJECTION: forcing a failure. [ 48.337546][ T3980] name failslab, interval 1, probability 0, space 0, times 0 [ 48.340559][ T3980] CPU: 0 PID: 3980 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.342788][ T3980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.345076][ T3980] Call trace: [ 48.345773][ T3980] dump_backtrace+0x0/0x530 [ 48.346853][ T3980] show_stack+0x2c/0x3c [ 48.347888][ T3980] dump_stack_lvl+0x108/0x170 [ 48.348961][ T3980] dump_stack+0x1c/0x58 [ 48.349895][ T3980] should_fail+0x400/0x5cc [ 48.350922][ T3980] __should_failslab+0xbc/0x110 [ 48.352163][ T3980] should_failslab+0x10/0x28 [ 48.353302][ T3980] slab_pre_alloc_hook+0x64/0xe8 [ 48.354472][ T3980] kmem_cache_alloc+0x98/0x45c [ 48.355612][ T3980] debug_objects_fill_pool+0x420/0x7d4 [ 48.356926][ T3980] debug_object_activate+0x114/0x790 [ 48.358133][ T3980] __percpu_counter_init+0x11c/0x280 [ 48.359444][ T3980] fprop_local_init_percpu+0x34/0xb8 [ 48.360712][ T3980] wb_init+0x4e8/0x758 [ 48.361641][ T3980] bdi_init+0x1b4/0x304 [ 48.362659][ T3980] bdi_alloc+0x68/0x144 [ 48.363639][ T3980] __alloc_disk_node+0x94/0x440 [ 48.364720][ T3980] __blk_mq_alloc_disk+0xe8/0x154 [ 48.365987][ T3980] loop_add+0x260/0x7ac [ 48.366954][ T3980] loop_control_ioctl+0xec/0x62c [ 48.368142][ T3980] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.369354][ T3980] invoke_syscall+0x98/0x2b8 [ 48.370477][ T3980] el0_svc_common+0x138/0x258 [ 48.371601][ T3980] do_el0_svc+0x58/0x14c [ 48.372591][ T3980] el0_svc+0x7c/0x1f0 [ 48.373490][ T3980] el0t_64_sync_handler+0x84/0xe4 [ 48.374686][ T3980] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.386024][ T3981] FAULT_INJECTION: forcing a failure. [ 48.386024][ T3981] name failslab, interval 1, probability 0, space 0, times 0 [ 48.389037][ T3981] CPU: 0 PID: 3981 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.391299][ T3981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.393746][ T3981] Call trace: [ 48.394553][ T3981] dump_backtrace+0x0/0x530 [ 48.395661][ T3981] show_stack+0x2c/0x3c [ 48.396709][ T3981] dump_stack_lvl+0x108/0x170 [ 48.397871][ T3981] dump_stack+0x1c/0x58 [ 48.398889][ T3981] should_fail+0x400/0x5cc [ 48.399914][ T3981] __should_failslab+0xbc/0x110 [ 48.401086][ T3981] should_failslab+0x10/0x28 [ 48.402206][ T3981] slab_pre_alloc_hook+0x64/0xe8 [ 48.403415][ T3981] kmem_cache_alloc+0x98/0x45c [ 48.404609][ T3981] debug_objects_fill_pool+0x420/0x7d4 [ 48.406003][ T3981] __debug_object_init+0x38/0x5b8 [ 48.407227][ T3981] debug_object_init+0x20/0x2c [ 48.408368][ T3981] __init_work+0x58/0x68 [ 48.409380][ T3981] blk_mq_init_allocated_queue+0x3b8/0x15b8 [ 48.410756][ T3981] __blk_mq_alloc_disk+0x88/0x154 [ 48.411934][ T3981] loop_add+0x260/0x7ac [ 48.412926][ T3981] loop_control_ioctl+0xec/0x62c [ 48.414044][ T3981] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.415281][ T3981] invoke_syscall+0x98/0x2b8 [ 48.416383][ T3981] el0_svc_common+0x138/0x258 [ 48.417491][ T3981] do_el0_svc+0x58/0x14c [ 48.418556][ T3981] el0_svc+0x7c/0x1f0 [ 48.419486][ T3981] el0t_64_sync_handler+0x84/0xe4 [ 48.420625][ T3981] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.429992][ T3982] FAULT_INJECTION: forcing a failure. [ 48.429992][ T3982] name failslab, interval 1, probability 0, space 0, times 0 [ 48.433128][ T3982] CPU: 1 PID: 3982 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.435509][ T3982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.437868][ T3982] Call trace: [ 48.438643][ T3982] dump_backtrace+0x0/0x530 [ 48.439769][ T3982] show_stack+0x2c/0x3c [ 48.440722][ T3982] dump_stack_lvl+0x108/0x170 [ 48.441818][ T3982] dump_stack+0x1c/0x58 [ 48.442808][ T3982] should_fail+0x400/0x5cc [ 48.443800][ T3982] __should_failslab+0xbc/0x110 [ 48.444910][ T3982] should_failslab+0x10/0x28 [ 48.446007][ T3982] slab_pre_alloc_hook+0x64/0xe8 [ 48.447206][ T3982] kmem_cache_alloc_node_trace+0xa0/0x4c4 [ 48.448531][ T3982] iolatency_pd_alloc+0xb4/0x170 [ 48.449620][ T3982] blkcg_activate_policy+0x208/0x9fc [ 48.450899][ T3982] blk_iolatency_init+0x248/0x43c [ 48.452101][ T3982] blkcg_init_queue+0x3f4/0x488 [ 48.453211][ T3982] blk_alloc_queue+0x3d4/0x4a8 [ 48.454390][ T3982] __blk_mq_alloc_disk+0x5c/0x154 [ 48.455626][ T3982] loop_add+0x260/0x7ac [ 48.456562][ T3982] loop_control_ioctl+0xec/0x62c [ 48.457741][ T3982] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.458937][ T3982] invoke_syscall+0x98/0x2b8 [ 48.460012][ T3982] el0_svc_common+0x138/0x258 [ 48.461192][ T3982] do_el0_svc+0x58/0x14c [ 48.462247][ T3982] el0_svc+0x7c/0x1f0 [ 48.463170][ T3982] el0t_64_sync_handler+0x84/0xe4 [ 48.464358][ T3982] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.475270][ T3983] FAULT_INJECTION: forcing a failure. [ 48.475270][ T3983] name failslab, interval 1, probability 0, space 0, times 0 [ 48.478338][ T3983] CPU: 0 PID: 3983 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.480589][ T3983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.482769][ T3983] Call trace: [ 48.483566][ T3983] dump_backtrace+0x0/0x530 [ 48.484707][ T3983] show_stack+0x2c/0x3c [ 48.485679][ T3983] dump_stack_lvl+0x108/0x170 [ 48.486800][ T3983] dump_stack+0x1c/0x58 [ 48.487738][ T3983] should_fail+0x400/0x5cc [ 48.488765][ T3983] __should_failslab+0xbc/0x110 [ 48.490065][ T3983] should_failslab+0x10/0x28 [ 48.491236][ T3983] slab_pre_alloc_hook+0x64/0xe8 [ 48.492437][ T3983] kmem_cache_alloc_trace+0x9c/0x47c [ 48.493671][ T3983] rand_initialize_disk+0x58/0xc0 [ 48.494865][ T3983] __alloc_disk_node+0x290/0x440 [ 48.495995][ T3983] __blk_mq_alloc_disk+0xe8/0x154 [ 48.497141][ T3983] loop_add+0x260/0x7ac [ 48.498202][ T3983] loop_control_ioctl+0xec/0x62c [ 48.499423][ T3983] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.500592][ T3983] invoke_syscall+0x98/0x2b8 [ 48.501651][ T3983] el0_svc_common+0x138/0x258 [ 48.502676][ T3983] do_el0_svc+0x58/0x14c [ 48.503776][ T3983] el0_svc+0x7c/0x1f0 [ 48.504688][ T3983] el0t_64_sync_handler+0x84/0xe4 [ 48.505814][ T3983] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.515332][ T3984] FAULT_INJECTION: forcing a failure. [ 48.515332][ T3984] name failslab, interval 1, probability 0, space 0, times 0 [ 48.518485][ T3984] CPU: 0 PID: 3984 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.520769][ T3984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.523136][ T3984] Call trace: [ 48.523877][ T3984] dump_backtrace+0x0/0x530 [ 48.524912][ T3984] show_stack+0x2c/0x3c [ 48.525905][ T3984] dump_stack_lvl+0x108/0x170 [ 48.526948][ T3984] dump_stack+0x1c/0x58 [ 48.527963][ T3984] should_fail+0x400/0x5cc [ 48.529030][ T3984] __should_failslab+0xbc/0x110 [ 48.530155][ T3984] should_failslab+0x10/0x28 [ 48.531270][ T3984] slab_pre_alloc_hook+0x64/0xe8 [ 48.532390][ T3984] kmem_cache_alloc+0x98/0x45c [ 48.533536][ T3984] debug_objects_fill_pool+0x648/0x7d4 [ 48.534882][ T3984] __debug_object_init+0x38/0x5b8 [ 48.536132][ T3984] debug_object_init+0x20/0x2c [ 48.537323][ T3984] init_timer_key+0x54/0x468 [ 48.538359][ T3984] blk_iolatency_init+0x2e8/0x43c [ 48.539528][ T3984] blkcg_init_queue+0x3f4/0x488 [ 48.540688][ T3984] blk_alloc_queue+0x3d4/0x4a8 [ 48.541831][ T3984] __blk_mq_alloc_disk+0x5c/0x154 [ 48.543033][ T3984] loop_add+0x260/0x7ac [ 48.544118][ T3984] loop_control_ioctl+0xec/0x62c [ 48.545311][ T3984] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.546440][ T3984] invoke_syscall+0x98/0x2b8 [ 48.547506][ T3984] el0_svc_common+0x138/0x258 [ 48.548655][ T3984] do_el0_svc+0x58/0x14c [ 48.549679][ T3984] el0_svc+0x7c/0x1f0 [ 48.550665][ T3984] el0t_64_sync_handler+0x84/0xe4 [ 48.551871][ T3984] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.562523][ T3985] FAULT_INJECTION: forcing a failure. [ 48.562523][ T3985] name failslab, interval 1, probability 0, space 0, times 0 [ 48.565686][ T3985] CPU: 1 PID: 3985 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.568079][ T3985] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.570316][ T3985] Call trace: [ 48.571101][ T3985] dump_backtrace+0x0/0x530 [ 48.572144][ T3985] show_stack+0x2c/0x3c [ 48.573189][ T3985] dump_stack_lvl+0x108/0x170 [ 48.574345][ T3985] dump_stack+0x1c/0x58 [ 48.575349][ T3985] should_fail+0x400/0x5cc [ 48.576465][ T3985] __should_failslab+0xbc/0x110 [ 48.577426][ T3985] should_failslab+0x10/0x28 [ 48.578627][ T3985] slab_pre_alloc_hook+0x64/0xe8 [ 48.579826][ T3985] kmem_cache_alloc+0x98/0x45c [ 48.580968][ T3985] debug_objects_fill_pool+0x510/0x7d4 [ 48.582273][ T3985] __debug_object_init+0x38/0x5b8 [ 48.583543][ T3985] debug_object_init+0x20/0x2c [ 48.584734][ T3985] init_timer_key+0x54/0x468 [ 48.585855][ T3985] blk_mq_realloc_hw_ctxs+0x4ec/0x12ec [ 48.587192][ T3985] blk_mq_init_allocated_queue+0x384/0x15b8 [ 48.588607][ T3985] __blk_mq_alloc_disk+0x88/0x154 [ 48.589739][ T3985] loop_add+0x260/0x7ac [ 48.590734][ T3985] loop_control_ioctl+0xec/0x62c [ 48.591897][ T3985] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.593128][ T3985] invoke_syscall+0x98/0x2b8 [ 48.594216][ T3985] el0_svc_common+0x138/0x258 [ 48.595337][ T3985] do_el0_svc+0x58/0x14c [ 48.596317][ T3985] el0_svc+0x7c/0x1f0 [ 48.597300][ T3985] el0t_64_sync_handler+0x84/0xe4 [ 48.598455][ T3985] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.609554][ T3986] FAULT_INJECTION: forcing a failure. [ 48.609554][ T3986] name failslab, interval 1, probability 0, space 0, times 0 [ 48.612741][ T3986] CPU: 1 PID: 3986 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.615047][ T3986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.617312][ T3986] Call trace: [ 48.618052][ T3986] dump_backtrace+0x0/0x530 [ 48.619114][ T3986] show_stack+0x2c/0x3c [ 48.620075][ T3986] dump_stack_lvl+0x108/0x170 [ 48.621171][ T3986] dump_stack+0x1c/0x58 [ 48.622143][ T3986] should_fail+0x400/0x5cc [ 48.623173][ T3986] __should_failslab+0xbc/0x110 [ 48.624404][ T3986] should_failslab+0x10/0x28 [ 48.625472][ T3986] slab_pre_alloc_hook+0x64/0xe8 [ 48.626714][ T3986] kmem_cache_alloc+0x98/0x45c [ 48.627897][ T3986] debug_objects_fill_pool+0x3c4/0x7d4 [ 48.629093][ T3986] debug_object_activate+0x114/0x790 [ 48.630316][ T3986] __percpu_counter_init+0x11c/0x280 [ 48.631598][ T3986] wb_init+0x5d8/0x758 [ 48.632590][ T3986] bdi_init+0x1b4/0x304 [ 48.633570][ T3986] bdi_alloc+0x68/0x144 [ 48.634615][ T3986] __alloc_disk_node+0x94/0x440 [ 48.635793][ T3986] __blk_mq_alloc_disk+0xe8/0x154 [ 48.636970][ T3986] loop_add+0x260/0x7ac [ 48.637873][ T3986] loop_control_ioctl+0xec/0x62c [ 48.639050][ T3986] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.640249][ T3986] invoke_syscall+0x98/0x2b8 [ 48.641379][ T3986] el0_svc_common+0x138/0x258 [ 48.642516][ T3986] do_el0_svc+0x58/0x14c [ 48.643536][ T3986] el0_svc+0x7c/0x1f0 [ 48.644548][ T3986] el0t_64_sync_handler+0x84/0xe4 [ 48.645752][ T3986] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.655359][ T3987] FAULT_INJECTION: forcing a failure. [ 48.655359][ T3987] name failslab, interval 1, probability 0, space 0, times 0 [ 48.658476][ T3987] CPU: 1 PID: 3987 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.660738][ T3987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.663191][ T3987] Call trace: [ 48.663966][ T3987] dump_backtrace+0x0/0x530 [ 48.665056][ T3987] show_stack+0x2c/0x3c [ 48.666012][ T3987] dump_stack_lvl+0x108/0x170 [ 48.667190][ T3987] dump_stack+0x1c/0x58 [ 48.668248][ T3987] should_fail+0x400/0x5cc [ 48.669290][ T3987] __should_failslab+0xbc/0x110 [ 48.670453][ T3987] should_failslab+0x10/0x28 [ 48.671602][ T3987] slab_pre_alloc_hook+0x64/0xe8 [ 48.672808][ T3987] kmem_cache_alloc_node_trace+0xa0/0x4c4 [ 48.674239][ T3987] iolatency_pd_alloc+0xb4/0x170 [ 48.675522][ T3987] blkcg_activate_policy+0x208/0x9fc [ 48.676927][ T3987] blk_iolatency_init+0x248/0x43c [ 48.678178][ T3987] blkcg_init_queue+0x3f4/0x488 [ 48.679303][ T3987] blk_alloc_queue+0x3d4/0x4a8 [ 48.680475][ T3987] __blk_mq_alloc_disk+0x5c/0x154 [ 48.681703][ T3987] loop_add+0x260/0x7ac [ 48.682633][ T3987] loop_control_ioctl+0xec/0x62c [ 48.683906][ T3987] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.684992][ T3987] invoke_syscall+0x98/0x2b8 [ 48.686064][ T3987] el0_svc_common+0x138/0x258 [ 48.687187][ T3987] do_el0_svc+0x58/0x14c [ 48.688199][ T3987] el0_svc+0x7c/0x1f0 [ 48.689150][ T3987] el0t_64_sync_handler+0x84/0xe4 [ 48.690404][ T3987] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.699145][ T3988] FAULT_INJECTION: forcing a failure. [ 48.699145][ T3988] name failslab, interval 1, probability 0, space 0, times 0 [ 48.702667][ T3988] CPU: 0 PID: 3988 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.704979][ T3988] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.707512][ T3988] Call trace: [ 48.708277][ T3988] dump_backtrace+0x0/0x530 [ 48.709435][ T3988] show_stack+0x2c/0x3c [ 48.710431][ T3988] dump_stack_lvl+0x108/0x170 [ 48.711486][ T3988] dump_stack+0x1c/0x58 [ 48.712450][ T3988] should_fail+0x400/0x5cc [ 48.713488][ T3988] __should_failslab+0xbc/0x110 [ 48.714645][ T3988] should_failslab+0x10/0x28 [ 48.715772][ T3988] slab_pre_alloc_hook+0x64/0xe8 [ 48.716921][ T3988] kmem_cache_alloc+0x98/0x45c [ 48.718036][ T3988] debug_objects_fill_pool+0x3c4/0x7d4 [ 48.719293][ T3988] __debug_object_init+0x38/0x5b8 [ 48.720418][ T3988] debug_object_init+0x20/0x2c [ 48.721590][ T3988] __percpu_counter_init+0x110/0x280 [ 48.722883][ T3988] wb_init+0x530/0x758 [ 48.723863][ T3988] bdi_init+0x1b4/0x304 [ 48.724832][ T3988] bdi_alloc+0x68/0x144 [ 48.725767][ T3988] __alloc_disk_node+0x94/0x440 [ 48.726959][ T3988] __blk_mq_alloc_disk+0xe8/0x154 [ 48.728204][ T3988] loop_add+0x260/0x7ac [ 48.729234][ T3988] loop_control_ioctl+0xec/0x62c [ 48.730368][ T3988] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.731477][ T3988] invoke_syscall+0x98/0x2b8 [ 48.732578][ T3988] el0_svc_common+0x138/0x258 [ 48.733662][ T3988] do_el0_svc+0x58/0x14c [ 48.734657][ T3988] el0_svc+0x7c/0x1f0 [ 48.735605][ T3988] el0t_64_sync_handler+0x84/0xe4 [ 48.736826][ T3988] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.747869][ T3989] FAULT_INJECTION: forcing a failure. [ 48.747869][ T3989] name failslab, interval 1, probability 0, space 0, times 0 [ 48.751253][ T3989] CPU: 1 PID: 3989 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.753434][ T3989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.755707][ T3989] Call trace: [ 48.756421][ T3989] dump_backtrace+0x0/0x530 [ 48.757367][ T3989] show_stack+0x2c/0x3c [ 48.758387][ T3989] dump_stack_lvl+0x108/0x170 [ 48.759436][ T3989] dump_stack+0x1c/0x58 [ 48.760437][ T3989] should_fail+0x400/0x5cc [ 48.761488][ T3989] __should_failslab+0xbc/0x110 [ 48.762655][ T3989] should_failslab+0x10/0x28 [ 48.763777][ T3989] slab_pre_alloc_hook+0x64/0xe8 [ 48.764896][ T3989] kmem_cache_alloc_trace+0x9c/0x47c [ 48.766214][ T3989] rand_initialize_disk+0x58/0xc0 [ 48.767422][ T3989] __alloc_disk_node+0x290/0x440 [ 48.768579][ T3989] __blk_mq_alloc_disk+0xe8/0x154 [ 48.769787][ T3989] loop_add+0x260/0x7ac [ 48.770838][ T3989] loop_control_ioctl+0xec/0x62c [ 48.772008][ T3989] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.773233][ T3989] invoke_syscall+0x98/0x2b8 [ 48.774306][ T3989] el0_svc_common+0x138/0x258 [ 48.775435][ T3989] do_el0_svc+0x58/0x14c [ 48.776447][ T3989] el0_svc+0x7c/0x1f0 [ 48.777388][ T3989] el0t_64_sync_handler+0x84/0xe4 [ 48.778580][ T3989] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.788281][ T3990] FAULT_INJECTION: forcing a failure. [ 48.788281][ T3990] name failslab, interval 1, probability 0, space 0, times 0 [ 48.791305][ T3990] CPU: 1 PID: 3990 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.793561][ T3990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.795937][ T3990] Call trace: [ 48.796719][ T3990] dump_backtrace+0x0/0x530 [ 48.797663][ T3990] show_stack+0x2c/0x3c [ 48.798656][ T3990] dump_stack_lvl+0x108/0x170 [ 48.799794][ T3990] dump_stack+0x1c/0x58 [ 48.800779][ T3990] should_fail+0x400/0x5cc [ 48.801808][ T3990] __should_failslab+0xbc/0x110 [ 48.802991][ T3990] should_failslab+0x10/0x28 [ 48.804097][ T3990] slab_pre_alloc_hook+0x64/0xe8 [ 48.805274][ T3990] kmem_cache_alloc_node_trace+0xa0/0x4c4 [ 48.806676][ T3990] iolatency_pd_alloc+0xb4/0x170 [ 48.807906][ T3990] blkcg_activate_policy+0x208/0x9fc [ 48.809255][ T3990] blk_iolatency_init+0x248/0x43c [ 48.810337][ T3990] blkcg_init_queue+0x3f4/0x488 [ 48.811485][ T3990] blk_alloc_queue+0x3d4/0x4a8 [ 48.812566][ T3990] __blk_mq_alloc_disk+0x5c/0x154 [ 48.813768][ T3990] loop_add+0x260/0x7ac [ 48.814755][ T3990] loop_control_ioctl+0xec/0x62c [ 48.816006][ T3990] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.817105][ T3990] invoke_syscall+0x98/0x2b8 [ 48.818272][ T3990] el0_svc_common+0x138/0x258 [ 48.819383][ T3990] do_el0_svc+0x58/0x14c [ 48.820443][ T3990] el0_svc+0x7c/0x1f0 [ 48.821345][ T3990] el0t_64_sync_handler+0x84/0xe4 [ 48.822459][ T3990] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.833246][ T3991] FAULT_INJECTION: forcing a failure. [ 48.833246][ T3991] name failslab, interval 1, probability 0, space 0, times 0 [ 48.836677][ T3991] CPU: 0 PID: 3991 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.838954][ T3991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.841334][ T3991] Call trace: [ 48.842069][ T3991] dump_backtrace+0x0/0x530 [ 48.843105][ T3991] show_stack+0x2c/0x3c [ 48.844083][ T3991] dump_stack_lvl+0x108/0x170 [ 48.845166][ T3991] dump_stack+0x1c/0x58 [ 48.846208][ T3991] should_fail+0x400/0x5cc [ 48.847280][ T3991] __should_failslab+0xbc/0x110 [ 48.848453][ T3991] should_failslab+0x10/0x28 [ 48.849561][ T3991] slab_pre_alloc_hook+0x64/0xe8 [ 48.850770][ T3991] kmem_cache_alloc+0x98/0x45c [ 48.851897][ T3991] debug_objects_fill_pool+0x450/0x7d4 [ 48.853177][ T3991] __debug_object_init+0x38/0x5b8 [ 48.854396][ T3991] debug_object_init+0x20/0x2c [ 48.855527][ T3991] __init_work+0x58/0x68 [ 48.856561][ T3991] blk_mq_init_allocated_queue+0x3b8/0x15b8 [ 48.857939][ T3991] __blk_mq_alloc_disk+0x88/0x154 [ 48.859077][ T3991] loop_add+0x260/0x7ac [ 48.860036][ T3991] loop_control_ioctl+0xec/0x62c [ 48.861179][ T3991] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.862393][ T3991] invoke_syscall+0x98/0x2b8 [ 48.863447][ T3991] el0_svc_common+0x138/0x258 [ 48.864583][ T3991] do_el0_svc+0x58/0x14c [ 48.865560][ T3991] el0_svc+0x7c/0x1f0 [ 48.866522][ T3991] el0t_64_sync_handler+0x84/0xe4 [ 48.867726][ T3991] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.881179][ T3992] FAULT_INJECTION: forcing a failure. [ 48.881179][ T3992] name failslab, interval 1, probability 0, space 0, times 0 [ 48.884129][ T3992] CPU: 0 PID: 3992 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.886475][ T3992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.888752][ T3992] Call trace: [ 48.889480][ T3992] dump_backtrace+0x0/0x530 [ 48.890582][ T3992] show_stack+0x2c/0x3c [ 48.891579][ T3992] dump_stack_lvl+0x108/0x170 [ 48.892668][ T3992] dump_stack+0x1c/0x58 [ 48.893626][ T3992] should_fail+0x400/0x5cc [ 48.894710][ T3992] __should_failslab+0xbc/0x110 [ 48.895908][ T3992] should_failslab+0x10/0x28 [ 48.896963][ T3992] slab_pre_alloc_hook+0x64/0xe8 [ 48.898078][ T3992] kmem_cache_alloc_node_trace+0xa0/0x4c4 [ 48.899411][ T3992] throtl_pd_alloc+0xb4/0x500 [ 48.900502][ T3992] blkcg_activate_policy+0x208/0x9fc [ 48.901717][ T3992] blk_throtl_init+0x314/0x3f8 [ 48.902893][ T3992] blkcg_init_queue+0x3d0/0x488 [ 48.904033][ T3992] blk_alloc_queue+0x3d4/0x4a8 [ 48.905159][ T3992] __blk_mq_alloc_disk+0x5c/0x154 [ 48.906344][ T3992] loop_add+0x260/0x7ac [ 48.907349][ T3992] loop_control_ioctl+0xec/0x62c [ 48.908550][ T3992] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.909688][ T3992] invoke_syscall+0x98/0x2b8 [ 48.910802][ T3992] el0_svc_common+0x138/0x258 [ 48.911921][ T3992] do_el0_svc+0x58/0x14c [ 48.912924][ T3992] el0_svc+0x7c/0x1f0 [ 48.913860][ T3992] el0t_64_sync_handler+0x84/0xe4 [ 48.915060][ T3992] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.926449][ T3993] FAULT_INJECTION: forcing a failure. [ 48.926449][ T3993] name failslab, interval 1, probability 0, space 0, times 0 [ 48.929646][ T3993] CPU: 0 PID: 3993 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.931927][ T3993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.934263][ T3993] Call trace: [ 48.934998][ T3993] dump_backtrace+0x0/0x530 [ 48.935968][ T3993] show_stack+0x2c/0x3c [ 48.936936][ T3993] dump_stack_lvl+0x108/0x170 [ 48.938089][ T3993] dump_stack+0x1c/0x58 [ 48.938990][ T3993] should_fail+0x400/0x5cc [ 48.940020][ T3993] __should_failslab+0xbc/0x110 [ 48.941201][ T3993] should_failslab+0x10/0x28 [ 48.942289][ T3993] slab_pre_alloc_hook+0x64/0xe8 [ 48.943451][ T3993] kmem_cache_alloc+0x98/0x45c [ 48.944650][ T3993] debug_objects_fill_pool+0x3f0/0x7d4 [ 48.945956][ T3993] __debug_object_init+0x38/0x5b8 [ 48.947071][ T3993] debug_object_init+0x20/0x2c [ 48.948183][ T3993] init_timer_key+0x54/0x468 [ 48.949263][ T3993] wb_init+0x3d4/0x758 [ 48.950151][ T3993] bdi_init+0x1b4/0x304 [ 48.951064][ T3993] bdi_alloc+0x68/0x144 [ 48.952040][ T3993] __alloc_disk_node+0x94/0x440 [ 48.953174][ T3993] __blk_mq_alloc_disk+0xe8/0x154 [ 48.954358][ T3993] loop_add+0x260/0x7ac [ 48.955280][ T3993] loop_control_ioctl+0xec/0x62c [ 48.956424][ T3993] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.957572][ T3993] invoke_syscall+0x98/0x2b8 [ 48.958679][ T3993] el0_svc_common+0x138/0x258 [ 48.959803][ T3993] do_el0_svc+0x58/0x14c [ 48.960774][ T3993] el0_svc+0x7c/0x1f0 [ 48.961788][ T3993] el0t_64_sync_handler+0x84/0xe4 [ 48.963043][ T3993] el0t_64_sync+0x1a0/0x1a4 executing program [ 48.972565][ T3994] FAULT_INJECTION: forcing a failure. [ 48.972565][ T3994] name failslab, interval 1, probability 0, space 0, times 0 [ 48.975687][ T3994] CPU: 1 PID: 3994 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 48.977997][ T3994] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 48.980470][ T3994] Call trace: [ 48.981282][ T3994] dump_backtrace+0x0/0x530 [ 48.982422][ T3994] show_stack+0x2c/0x3c [ 48.983449][ T3994] dump_stack_lvl+0x108/0x170 [ 48.984550][ T3994] dump_stack+0x1c/0x58 [ 48.985533][ T3994] should_fail+0x400/0x5cc [ 48.986550][ T3994] __should_failslab+0xbc/0x110 [ 48.987685][ T3994] should_failslab+0x10/0x28 [ 48.988826][ T3994] slab_pre_alloc_hook+0x64/0xe8 [ 48.990016][ T3994] kmem_cache_alloc+0x98/0x45c [ 48.991127][ T3994] debug_objects_fill_pool+0x5e0/0x7d4 [ 48.992440][ T3994] __debug_object_init+0x38/0x5b8 [ 48.993555][ T3994] debug_object_init+0x20/0x2c [ 48.994649][ T3994] init_timer_key+0x54/0x468 [ 48.995808][ T3994] blk_iolatency_init+0x2e8/0x43c [ 48.997006][ T3994] blkcg_init_queue+0x3f4/0x488 [ 48.998170][ T3994] blk_alloc_queue+0x3d4/0x4a8 [ 48.999277][ T3994] __blk_mq_alloc_disk+0x5c/0x154 [ 49.000366][ T3994] loop_add+0x260/0x7ac [ 49.001346][ T3994] loop_control_ioctl+0xec/0x62c [ 49.002486][ T3994] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.003652][ T3994] invoke_syscall+0x98/0x2b8 [ 49.004719][ T3994] el0_svc_common+0x138/0x258 [ 49.005886][ T3994] do_el0_svc+0x58/0x14c [ 49.006936][ T3994] el0_svc+0x7c/0x1f0 [ 49.007908][ T3994] el0t_64_sync_handler+0x84/0xe4 [ 49.009108][ T3994] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.020429][ T3995] FAULT_INJECTION: forcing a failure. [ 49.020429][ T3995] name failslab, interval 1, probability 0, space 0, times 0 [ 49.023418][ T3995] CPU: 0 PID: 3995 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.025815][ T3995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.028121][ T3995] Call trace: [ 49.028834][ T3995] dump_backtrace+0x0/0x530 [ 49.029990][ T3995] show_stack+0x2c/0x3c [ 49.031099][ T3995] dump_stack_lvl+0x108/0x170 [ 49.032487][ T3995] dump_stack+0x1c/0x58 [ 49.033552][ T3995] should_fail+0x400/0x5cc [ 49.034591][ T3995] __should_failslab+0xbc/0x110 [ 49.035706][ T3995] should_failslab+0x10/0x28 [ 49.036834][ T3995] slab_pre_alloc_hook+0x64/0xe8 [ 49.038010][ T3995] kmem_cache_alloc+0x98/0x45c [ 49.039059][ T3995] debug_objects_fill_pool+0x420/0x7d4 [ 49.040309][ T3995] debug_object_activate+0x114/0x790 [ 49.041648][ T3995] __percpu_counter_init+0x11c/0x280 [ 49.042896][ T3995] wb_init+0x530/0x758 [ 49.043875][ T3995] bdi_init+0x1b4/0x304 [ 49.044889][ T3995] bdi_alloc+0x68/0x144 [ 49.045847][ T3995] __alloc_disk_node+0x94/0x440 [ 49.046950][ T3995] __blk_mq_alloc_disk+0xe8/0x154 [ 49.048161][ T3995] loop_add+0x260/0x7ac [ 49.049141][ T3995] loop_control_ioctl+0xec/0x62c [ 49.050300][ T3995] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.051475][ T3995] invoke_syscall+0x98/0x2b8 [ 49.052608][ T3995] el0_svc_common+0x138/0x258 [ 49.053676][ T3995] do_el0_svc+0x58/0x14c [ 49.054704][ T3995] el0_svc+0x7c/0x1f0 [ 49.055630][ T3995] el0t_64_sync_handler+0x84/0xe4 [ 49.056832][ T3995] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.066121][ T3996] FAULT_INJECTION: forcing a failure. [ 49.066121][ T3996] name failslab, interval 1, probability 0, space 0, times 0 [ 49.069205][ T3996] CPU: 0 PID: 3996 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.071663][ T3996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.073991][ T3996] Call trace: [ 49.074744][ T3996] dump_backtrace+0x0/0x530 [ 49.075765][ T3996] show_stack+0x2c/0x3c [ 49.076774][ T3996] dump_stack_lvl+0x108/0x170 [ 49.077854][ T3996] dump_stack+0x1c/0x58 [ 49.078818][ T3996] should_fail+0x400/0x5cc [ 49.079858][ T3996] __should_failslab+0xbc/0x110 [ 49.080972][ T3996] should_failslab+0x10/0x28 [ 49.082104][ T3996] slab_pre_alloc_hook+0x64/0xe8 [ 49.083253][ T3996] kmem_cache_alloc+0x98/0x45c [ 49.084371][ T3996] debug_objects_fill_pool+0x648/0x7d4 [ 49.085662][ T3996] __debug_object_init+0x38/0x5b8 [ 49.086823][ T3996] debug_object_init+0x20/0x2c [ 49.087898][ T3996] init_timer_key+0x54/0x468 [ 49.088950][ T3996] blk_throtl_init+0x23c/0x3f8 [ 49.090086][ T3996] blkcg_init_queue+0x3d0/0x488 [ 49.091196][ T3996] blk_alloc_queue+0x3d4/0x4a8 [ 49.092362][ T3996] __blk_mq_alloc_disk+0x5c/0x154 [ 49.093569][ T3996] loop_add+0x260/0x7ac [ 49.094515][ T3996] loop_control_ioctl+0xec/0x62c [ 49.095675][ T3996] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.096853][ T3996] invoke_syscall+0x98/0x2b8 [ 49.097980][ T3996] el0_svc_common+0x138/0x258 [ 49.099023][ T3996] do_el0_svc+0x58/0x14c [ 49.100038][ T3996] el0_svc+0x7c/0x1f0 [ 49.101008][ T3996] el0t_64_sync_handler+0x84/0xe4 [ 49.102223][ T3996] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.112294][ T3997] FAULT_INJECTION: forcing a failure. [ 49.112294][ T3997] name failslab, interval 1, probability 0, space 0, times 0 [ 49.115215][ T3997] CPU: 0 PID: 3997 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.117532][ T3997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.119940][ T3997] Call trace: [ 49.120761][ T3997] dump_backtrace+0x0/0x530 [ 49.121853][ T3997] show_stack+0x2c/0x3c [ 49.122880][ T3997] dump_stack_lvl+0x108/0x170 [ 49.124016][ T3997] dump_stack+0x1c/0x58 [ 49.125001][ T3997] should_fail+0x400/0x5cc [ 49.126024][ T3997] __should_failslab+0xbc/0x110 [ 49.127185][ T3997] should_failslab+0x10/0x28 [ 49.128233][ T3997] slab_pre_alloc_hook+0x64/0xe8 [ 49.129339][ T3997] kmem_cache_alloc_node_trace+0xa0/0x4c4 [ 49.130588][ T3997] iolatency_pd_alloc+0xb4/0x170 [ 49.131775][ T3997] blkcg_activate_policy+0x208/0x9fc [ 49.133016][ T3997] blk_iolatency_init+0x248/0x43c [ 49.134195][ T3997] blkcg_init_queue+0x3f4/0x488 [ 49.135356][ T3997] blk_alloc_queue+0x3d4/0x4a8 [ 49.136516][ T3997] __blk_mq_alloc_disk+0x5c/0x154 [ 49.137779][ T3997] loop_add+0x260/0x7ac [ 49.138690][ T3997] loop_control_ioctl+0xec/0x62c [ 49.139873][ T3997] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.141067][ T3997] invoke_syscall+0x98/0x2b8 [ 49.142184][ T3997] el0_svc_common+0x138/0x258 [ 49.143316][ T3997] do_el0_svc+0x58/0x14c [ 49.144334][ T3997] el0_svc+0x7c/0x1f0 [ 49.145273][ T3997] el0t_64_sync_handler+0x84/0xe4 [ 49.146493][ T3997] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.157335][ T3998] FAULT_INJECTION: forcing a failure. [ 49.157335][ T3998] name failslab, interval 1, probability 0, space 0, times 0 [ 49.160801][ T3998] CPU: 1 PID: 3998 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.163290][ T3998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.165650][ T3998] Call trace: [ 49.166393][ T3998] dump_backtrace+0x0/0x530 [ 49.167457][ T3998] show_stack+0x2c/0x3c [ 49.168508][ T3998] dump_stack_lvl+0x108/0x170 [ 49.169675][ T3998] dump_stack+0x1c/0x58 [ 49.170679][ T3998] should_fail+0x400/0x5cc [ 49.171681][ T3998] __should_failslab+0xbc/0x110 [ 49.172906][ T3998] should_failslab+0x10/0x28 [ 49.174016][ T3998] slab_pre_alloc_hook+0x64/0xe8 [ 49.175177][ T3998] kmem_cache_alloc_trace+0x9c/0x47c [ 49.176472][ T3998] rand_initialize_disk+0x58/0xc0 [ 49.177604][ T3998] __alloc_disk_node+0x290/0x440 [ 49.178768][ T3998] __blk_mq_alloc_disk+0xe8/0x154 [ 49.180017][ T3998] loop_add+0x260/0x7ac [ 49.181018][ T3998] loop_control_ioctl+0xec/0x62c [ 49.182229][ T3998] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.183458][ T3998] invoke_syscall+0x98/0x2b8 [ 49.184499][ T3998] el0_svc_common+0x138/0x258 [ 49.185529][ T3998] do_el0_svc+0x58/0x14c [ 49.186477][ T3998] el0_svc+0x7c/0x1f0 [ 49.187415][ T3998] el0t_64_sync_handler+0x84/0xe4 [ 49.188513][ T3998] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.198196][ T3999] FAULT_INJECTION: forcing a failure. [ 49.198196][ T3999] name failslab, interval 1, probability 0, space 0, times 0 [ 49.201384][ T3999] CPU: 1 PID: 3999 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.203732][ T3999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.206083][ T3999] Call trace: [ 49.206872][ T3999] dump_backtrace+0x0/0x530 [ 49.207881][ T3999] show_stack+0x2c/0x3c [ 49.208834][ T3999] dump_stack_lvl+0x108/0x170 [ 49.209935][ T3999] dump_stack+0x1c/0x58 [ 49.210940][ T3999] should_fail+0x400/0x5cc [ 49.212009][ T3999] __should_failslab+0xbc/0x110 [ 49.213133][ T3999] should_failslab+0x10/0x28 [ 49.214273][ T3999] slab_pre_alloc_hook+0x64/0xe8 [ 49.215413][ T3999] kmem_cache_alloc+0x98/0x45c [ 49.216663][ T3999] debug_objects_fill_pool+0x3c4/0x7d4 [ 49.218022][ T3999] __debug_object_init+0x38/0x5b8 [ 49.219291][ T3999] debug_object_init+0x20/0x2c [ 49.220432][ T3999] init_timer_key+0x54/0x468 [ 49.221581][ T3999] wb_init+0x4a0/0x758 [ 49.222514][ T3999] bdi_init+0x1b4/0x304 [ 49.223508][ T3999] bdi_alloc+0x68/0x144 [ 49.224518][ T3999] __alloc_disk_node+0x94/0x440 [ 49.225645][ T3999] __blk_mq_alloc_disk+0xe8/0x154 [ 49.226853][ T3999] loop_add+0x260/0x7ac [ 49.227885][ T3999] loop_control_ioctl+0xec/0x62c [ 49.229022][ T3999] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.230221][ T3999] invoke_syscall+0x98/0x2b8 [ 49.231331][ T3999] el0_svc_common+0x138/0x258 [ 49.232424][ T3999] do_el0_svc+0x58/0x14c [ 49.233499][ T3999] el0_svc+0x7c/0x1f0 [ 49.234479][ T3999] el0t_64_sync_handler+0x84/0xe4 [ 49.235659][ T3999] el0t_64_sync+0x1a0/0x1a4 [ 49.245642][ T4000] FAULT_INJECTION: forcing a failure. [ 49.245642][ T4000] name failslab, interval 1, probability 0, space 0, times 0 executing program [ 49.249087][ T4000] CPU: 0 PID: 4000 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.251511][ T4000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.253918][ T4000] Call trace: [ 49.254685][ T4000] dump_backtrace+0x0/0x530 [ 49.255815][ T4000] show_stack+0x2c/0x3c [ 49.256852][ T4000] dump_stack_lvl+0x108/0x170 [ 49.258008][ T4000] dump_stack+0x1c/0x58 [ 49.259042][ T4000] should_fail+0x400/0x5cc [ 49.260083][ T4000] __should_failslab+0xbc/0x110 [ 49.261243][ T4000] should_failslab+0x10/0x28 [ 49.262412][ T4000] slab_pre_alloc_hook+0x64/0xe8 [ 49.263640][ T4000] kmem_cache_alloc+0x98/0x45c [ 49.264838][ T4000] debug_objects_fill_pool+0x614/0x7d4 [ 49.266230][ T4000] __debug_object_init+0x38/0x5b8 [ 49.267539][ T4000] debug_object_init+0x20/0x2c [ 49.268674][ T4000] init_timer_key+0x54/0x468 [ 49.269881][ T4000] blk_iolatency_init+0x2e8/0x43c [ 49.271112][ T4000] blkcg_init_queue+0x3f4/0x488 [ 49.272313][ T4000] blk_alloc_queue+0x3d4/0x4a8 [ 49.273506][ T4000] __blk_mq_alloc_disk+0x5c/0x154 [ 49.274757][ T4000] loop_add+0x260/0x7ac [ 49.275806][ T4000] loop_control_ioctl+0xec/0x62c [ 49.277049][ T4000] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.278290][ T4000] invoke_syscall+0x98/0x2b8 [ 49.279434][ T4000] el0_svc_common+0x138/0x258 [ 49.280595][ T4000] do_el0_svc+0x58/0x14c [ 49.281614][ T4000] el0_svc+0x7c/0x1f0 [ 49.282644][ T4000] el0t_64_sync_handler+0x84/0xe4 [ 49.283912][ T4000] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.293365][ T4001] FAULT_INJECTION: forcing a failure. [ 49.293365][ T4001] name failslab, interval 1, probability 0, space 0, times 0 [ 49.296393][ T4001] CPU: 0 PID: 4001 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.298609][ T4001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.300926][ T4001] Call trace: [ 49.301687][ T4001] dump_backtrace+0x0/0x530 [ 49.302806][ T4001] show_stack+0x2c/0x3c [ 49.303833][ T4001] dump_stack_lvl+0x108/0x170 [ 49.304916][ T4001] dump_stack+0x1c/0x58 [ 49.305849][ T4001] should_fail+0x400/0x5cc [ 49.306882][ T4001] __should_failslab+0xbc/0x110 [ 49.308107][ T4001] should_failslab+0x10/0x28 [ 49.309158][ T4001] slab_pre_alloc_hook+0x64/0xe8 [ 49.310314][ T4001] kmem_cache_alloc_trace+0x9c/0x47c [ 49.311572][ T4001] blk_iolatency_init+0x64/0x43c [ 49.312723][ T4001] blkcg_init_queue+0x3f4/0x488 [ 49.313961][ T4001] blk_alloc_queue+0x3d4/0x4a8 [ 49.315138][ T4001] __blk_mq_alloc_disk+0x5c/0x154 [ 49.316285][ T4001] loop_add+0x260/0x7ac [ 49.317252][ T4001] loop_control_ioctl+0xec/0x62c [ 49.318417][ T4001] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.319578][ T4001] invoke_syscall+0x98/0x2b8 [ 49.320710][ T4001] el0_svc_common+0x138/0x258 [ 49.321841][ T4001] do_el0_svc+0x58/0x14c [ 49.322847][ T4001] el0_svc+0x7c/0x1f0 [ 49.323833][ T4001] el0t_64_sync_handler+0x84/0xe4 [ 49.325021][ T4001] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.330456][ T4002] FAULT_INJECTION: forcing a failure. [ 49.330456][ T4002] name failslab, interval 1, probability 0, space 0, times 0 [ 49.333569][ T4002] CPU: 0 PID: 4002 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.335930][ T4002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.338170][ T4002] Call trace: [ 49.338892][ T4002] dump_backtrace+0x0/0x530 [ 49.339912][ T4002] show_stack+0x2c/0x3c [ 49.340888][ T4002] dump_stack_lvl+0x108/0x170 [ 49.342028][ T4002] dump_stack+0x1c/0x58 [ 49.342975][ T4002] should_fail+0x400/0x5cc [ 49.343993][ T4002] __should_failslab+0xbc/0x110 [ 49.345146][ T4002] should_failslab+0x10/0x28 [ 49.346243][ T4002] slab_pre_alloc_hook+0x64/0xe8 [ 49.347458][ T4002] kmem_cache_alloc_trace+0x9c/0x47c [ 49.348755][ T4002] blk_iolatency_init+0x64/0x43c [ 49.349828][ T4002] blkcg_init_queue+0x3f4/0x488 [ 49.350951][ T4002] blk_alloc_queue+0x3d4/0x4a8 [ 49.352022][ T4002] __blk_mq_alloc_disk+0x5c/0x154 [ 49.353162][ T4002] loop_add+0x260/0x7ac [ 49.354148][ T4002] loop_control_ioctl+0xec/0x62c [ 49.355326][ T4002] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.356525][ T4002] invoke_syscall+0x98/0x2b8 [ 49.357544][ T4002] el0_svc_common+0x138/0x258 [ 49.358668][ T4002] do_el0_svc+0x58/0x14c [ 49.359658][ T4002] el0_svc+0x7c/0x1f0 [ 49.360625][ T4002] el0t_64_sync_handler+0x84/0xe4 [ 49.361872][ T4002] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.367717][ T4003] FAULT_INJECTION: forcing a failure. [ 49.367717][ T4003] name failslab, interval 1, probability 0, space 0, times 0 [ 49.370994][ T4003] CPU: 1 PID: 4003 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.373293][ T4003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.375620][ T4003] Call trace: [ 49.376372][ T4003] dump_backtrace+0x0/0x530 [ 49.377404][ T4003] show_stack+0x2c/0x3c [ 49.378258][ T4003] dump_stack_lvl+0x108/0x170 [ 49.379342][ T4003] dump_stack+0x1c/0x58 [ 49.380313][ T4003] should_fail+0x400/0x5cc [ 49.381408][ T4003] __should_failslab+0xbc/0x110 [ 49.382511][ T4003] should_failslab+0x10/0x28 [ 49.383607][ T4003] slab_pre_alloc_hook+0x64/0xe8 [ 49.384783][ T4003] kmem_cache_alloc_trace+0x9c/0x47c [ 49.385984][ T4003] rand_initialize_disk+0x58/0xc0 [ 49.387161][ T4003] __alloc_disk_node+0x290/0x440 [ 49.388370][ T4003] __blk_mq_alloc_disk+0xe8/0x154 [ 49.389556][ T4003] loop_add+0x260/0x7ac [ 49.390601][ T4003] loop_control_ioctl+0xec/0x62c [ 49.391819][ T4003] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.392998][ T4003] invoke_syscall+0x98/0x2b8 [ 49.394099][ T4003] el0_svc_common+0x138/0x258 [ 49.395238][ T4003] do_el0_svc+0x58/0x14c [ 49.396270][ T4003] el0_svc+0x7c/0x1f0 [ 49.397258][ T4003] el0t_64_sync_handler+0x84/0xe4 [ 49.398532][ T4003] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.408324][ T4004] FAULT_INJECTION: forcing a failure. [ 49.408324][ T4004] name failslab, interval 1, probability 0, space 0, times 0 [ 49.411324][ T4004] CPU: 1 PID: 4004 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.413585][ T4004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.415870][ T4004] Call trace: [ 49.416637][ T4004] dump_backtrace+0x0/0x530 [ 49.417723][ T4004] show_stack+0x2c/0x3c [ 49.418710][ T4004] dump_stack_lvl+0x108/0x170 [ 49.419781][ T4004] dump_stack+0x1c/0x58 [ 49.420751][ T4004] should_fail+0x400/0x5cc [ 49.421823][ T4004] __should_failslab+0xbc/0x110 [ 49.422988][ T4004] should_failslab+0x10/0x28 [ 49.423988][ T4004] slab_pre_alloc_hook+0x64/0xe8 [ 49.425191][ T4004] kmem_cache_alloc+0x98/0x45c [ 49.426339][ T4004] debug_objects_fill_pool+0x3f0/0x7d4 [ 49.427651][ T4004] debug_object_activate+0x114/0x790 [ 49.428984][ T4004] __percpu_counter_init+0x11c/0x280 [ 49.430241][ T4004] fprop_local_init_percpu+0x34/0xb8 [ 49.431506][ T4004] wb_init+0x4e8/0x758 [ 49.432449][ T4004] bdi_init+0x1b4/0x304 [ 49.433433][ T4004] bdi_alloc+0x68/0x144 [ 49.434458][ T4004] __alloc_disk_node+0x94/0x440 [ 49.435612][ T4004] __blk_mq_alloc_disk+0xe8/0x154 [ 49.436831][ T4004] loop_add+0x260/0x7ac [ 49.437806][ T4004] loop_control_ioctl+0xec/0x62c [ 49.438890][ T4004] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.440075][ T4004] invoke_syscall+0x98/0x2b8 [ 49.441216][ T4004] el0_svc_common+0x138/0x258 [ 49.442319][ T4004] do_el0_svc+0x58/0x14c [ 49.443295][ T4004] el0_svc+0x7c/0x1f0 [ 49.444304][ T4004] el0t_64_sync_handler+0x84/0xe4 [ 49.445523][ T4004] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.454464][ T4005] FAULT_INJECTION: forcing a failure. [ 49.454464][ T4005] name failslab, interval 1, probability 0, space 0, times 0 [ 49.457576][ T4005] CPU: 1 PID: 4005 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.459858][ T4005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.462292][ T4005] Call trace: [ 49.463062][ T4005] dump_backtrace+0x0/0x530 [ 49.464203][ T4005] show_stack+0x2c/0x3c [ 49.465205][ T4005] dump_stack_lvl+0x108/0x170 [ 49.466271][ T4005] dump_stack+0x1c/0x58 [ 49.467287][ T4005] should_fail+0x400/0x5cc [ 49.468337][ T4005] __should_failslab+0xbc/0x110 [ 49.469495][ T4005] should_failslab+0x10/0x28 [ 49.470529][ T4005] slab_pre_alloc_hook+0x64/0xe8 [ 49.471688][ T4005] kmem_cache_alloc+0x98/0x45c [ 49.472825][ T4005] debug_objects_fill_pool+0x5e0/0x7d4 [ 49.474159][ T4005] __debug_object_init+0x38/0x5b8 [ 49.475362][ T4005] debug_object_init+0x20/0x2c [ 49.476480][ T4005] init_timer_key+0x54/0x468 [ 49.477571][ T4005] blk_iolatency_init+0x2e8/0x43c [ 49.478748][ T4005] blkcg_init_queue+0x3f4/0x488 [ 49.479948][ T4005] blk_alloc_queue+0x3d4/0x4a8 [ 49.481105][ T4005] __blk_mq_alloc_disk+0x5c/0x154 [ 49.482317][ T4005] loop_add+0x260/0x7ac [ 49.483290][ T4005] loop_control_ioctl+0xec/0x62c [ 49.484530][ T4005] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.485774][ T4005] invoke_syscall+0x98/0x2b8 [ 49.486867][ T4005] el0_svc_common+0x138/0x258 [ 49.488009][ T4005] do_el0_svc+0x58/0x14c [ 49.488998][ T4005] el0_svc+0x7c/0x1f0 [ 49.489963][ T4005] el0t_64_sync_handler+0x84/0xe4 [ 49.491174][ T4005] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.500244][ T4006] FAULT_INJECTION: forcing a failure. [ 49.500244][ T4006] name failslab, interval 1, probability 0, space 0, times 0 [ 49.503068][ T4006] CPU: 1 PID: 4006 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.505536][ T4006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.507973][ T4006] Call trace: [ 49.508733][ T4006] dump_backtrace+0x0/0x530 [ 49.509745][ T4006] show_stack+0x2c/0x3c [ 49.510741][ T4006] dump_stack_lvl+0x108/0x170 [ 49.511873][ T4006] dump_stack+0x1c/0x58 [ 49.512889][ T4006] should_fail+0x400/0x5cc [ 49.513986][ T4006] __should_failslab+0xbc/0x110 [ 49.515054][ T4006] should_failslab+0x10/0x28 [ 49.515877][ T4006] slab_pre_alloc_hook+0x64/0xe8 [ 49.516762][ T4006] kmem_cache_alloc+0x98/0x45c [ 49.517601][ T4006] debug_objects_fill_pool+0x3c4/0x7d4 [ 49.518574][ T4006] debug_object_activate+0x114/0x790 [ 49.519513][ T4006] __percpu_counter_init+0x11c/0x280 [ 49.520734][ T4006] wb_init+0x564/0x758 [ 49.521663][ T4006] bdi_init+0x1b4/0x304 [ 49.522589][ T4006] bdi_alloc+0x68/0x144 [ 49.523595][ T4006] __alloc_disk_node+0x94/0x440 [ 49.524744][ T4006] __blk_mq_alloc_disk+0xe8/0x154 [ 49.525926][ T4006] loop_add+0x260/0x7ac [ 49.526974][ T4006] loop_control_ioctl+0xec/0x62c [ 49.528172][ T4006] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.529300][ T4006] invoke_syscall+0x98/0x2b8 [ 49.530400][ T4006] el0_svc_common+0x138/0x258 [ 49.531524][ T4006] do_el0_svc+0x58/0x14c [ 49.532597][ T4006] el0_svc+0x7c/0x1f0 [ 49.533657][ T4006] el0t_64_sync_handler+0x84/0xe4 [ 49.534860][ T4006] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.544168][ T4007] FAULT_INJECTION: forcing a failure. [ 49.544168][ T4007] name failslab, interval 1, probability 0, space 0, times 0 [ 49.547184][ T4007] CPU: 0 PID: 4007 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.549478][ T4007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.551808][ T4007] Call trace: [ 49.552574][ T4007] dump_backtrace+0x0/0x530 [ 49.553604][ T4007] show_stack+0x2c/0x3c [ 49.554515][ T4007] dump_stack_lvl+0x108/0x170 [ 49.555621][ T4007] dump_stack+0x1c/0x58 [ 49.556643][ T4007] should_fail+0x400/0x5cc [ 49.557675][ T4007] __should_failslab+0xbc/0x110 [ 49.558841][ T4007] should_failslab+0x10/0x28 [ 49.559896][ T4007] slab_pre_alloc_hook+0x64/0xe8 [ 49.561104][ T4007] kmem_cache_alloc_trace+0x9c/0x47c [ 49.562340][ T4007] rand_initialize_disk+0x58/0xc0 [ 49.563464][ T4007] __alloc_disk_node+0x290/0x440 [ 49.564588][ T4007] __blk_mq_alloc_disk+0xe8/0x154 [ 49.565760][ T4007] loop_add+0x260/0x7ac [ 49.566748][ T4007] loop_control_ioctl+0xec/0x62c [ 49.567873][ T4007] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.569021][ T4007] invoke_syscall+0x98/0x2b8 [ 49.570127][ T4007] el0_svc_common+0x138/0x258 [ 49.571227][ T4007] do_el0_svc+0x58/0x14c [ 49.572238][ T4007] el0_svc+0x7c/0x1f0 [ 49.573169][ T4007] el0t_64_sync_handler+0x84/0xe4 [ 49.574319][ T4007] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.584951][ T4008] FAULT_INJECTION: forcing a failure. [ 49.584951][ T4008] name failslab, interval 1, probability 0, space 0, times 0 [ 49.588036][ T4008] CPU: 1 PID: 4008 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.590327][ T4008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.592700][ T4008] Call trace: [ 49.593500][ T4008] dump_backtrace+0x0/0x530 [ 49.594565][ T4008] show_stack+0x2c/0x3c [ 49.595581][ T4008] dump_stack_lvl+0x108/0x170 [ 49.596664][ T4008] dump_stack+0x1c/0x58 [ 49.597708][ T4008] should_fail+0x400/0x5cc [ 49.598809][ T4008] __should_failslab+0xbc/0x110 [ 49.599970][ T4008] should_failslab+0x10/0x28 [ 49.601112][ T4008] slab_pre_alloc_hook+0x64/0xe8 [ 49.602300][ T4008] __kmalloc_track_caller+0x78/0x3d8 [ 49.603590][ T4008] kstrdup+0xe4/0x15c [ 49.604523][ T4008] kstrdup_const+0x54/0x6c [ 49.605615][ T4008] kvasprintf_const+0x1ac/0x230 [ 49.606786][ T4008] kobject_set_name_vargs+0xd0/0x1b8 [ 49.608021][ T4008] dev_set_name+0xe0/0x12c [ 49.609125][ T4008] device_add_disk+0x230/0xaa0 [ 49.610244][ T4008] loop_add+0x554/0x7ac [ 49.611271][ T4008] loop_control_ioctl+0xec/0x62c [ 49.612545][ T4008] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.613732][ T4008] invoke_syscall+0x98/0x2b8 [ 49.614851][ T4008] el0_svc_common+0x138/0x258 [ 49.615975][ T4008] do_el0_svc+0x58/0x14c [ 49.616969][ T4008] el0_svc+0x7c/0x1f0 [ 49.618043][ T4008] el0t_64_sync_handler+0x84/0xe4 executing program [ 49.619300][ T4008] el0t_64_sync+0x1a0/0x1a4 [ 49.624871][ T4009] FAULT_INJECTION: forcing a failure. [ 49.624871][ T4009] name failslab, interval 1, probability 0, space 0, times 0 [ 49.627963][ T4009] CPU: 1 PID: 4009 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.630276][ T4009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.632685][ T4009] Call trace: [ 49.633442][ T4009] dump_backtrace+0x0/0x530 [ 49.634498][ T4009] show_stack+0x2c/0x3c [ 49.635490][ T4009] dump_stack_lvl+0x108/0x170 [ 49.636524][ T4009] dump_stack+0x1c/0x58 [ 49.637496][ T4009] should_fail+0x400/0x5cc [ 49.638518][ T4009] __should_failslab+0xbc/0x110 [ 49.639616][ T4009] should_failslab+0x10/0x28 [ 49.640657][ T4009] slab_pre_alloc_hook+0x64/0xe8 [ 49.641848][ T4009] kmem_cache_alloc_trace+0x9c/0x47c [ 49.643233][ T4009] blk_iolatency_init+0x64/0x43c [ 49.644418][ T4009] blkcg_init_queue+0x3f4/0x488 [ 49.645669][ T4009] blk_alloc_queue+0x3d4/0x4a8 [ 49.646826][ T4009] __blk_mq_alloc_disk+0x5c/0x154 [ 49.647996][ T4009] loop_add+0x260/0x7ac [ 49.648971][ T4009] loop_control_ioctl+0xec/0x62c [ 49.650200][ T4009] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.651420][ T4009] invoke_syscall+0x98/0x2b8 [ 49.652509][ T4009] el0_svc_common+0x138/0x258 [ 49.653601][ T4009] do_el0_svc+0x58/0x14c [ 49.654583][ T4009] el0_svc+0x7c/0x1f0 [ 49.655508][ T4009] el0t_64_sync_handler+0x84/0xe4 [ 49.656770][ T4009] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.662872][ T4010] FAULT_INJECTION: forcing a failure. [ 49.662872][ T4010] name failslab, interval 1, probability 0, space 0, times 0 [ 49.666093][ T4010] CPU: 0 PID: 4010 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.668445][ T4010] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.670746][ T4010] Call trace: [ 49.671443][ T4010] dump_backtrace+0x0/0x530 [ 49.672512][ T4010] show_stack+0x2c/0x3c [ 49.673501][ T4010] dump_stack_lvl+0x108/0x170 [ 49.674649][ T4010] dump_stack+0x1c/0x58 [ 49.675619][ T4010] should_fail+0x400/0x5cc [ 49.676668][ T4010] __should_failslab+0xbc/0x110 [ 49.677801][ T4010] should_failslab+0x10/0x28 [ 49.678860][ T4010] slab_pre_alloc_hook+0x64/0xe8 [ 49.679943][ T4010] kmem_cache_alloc_trace+0x9c/0x47c [ 49.681165][ T4010] rand_initialize_disk+0x58/0xc0 [ 49.682289][ T4010] __alloc_disk_node+0x290/0x440 [ 49.683492][ T4010] __blk_mq_alloc_disk+0xe8/0x154 [ 49.684676][ T4010] loop_add+0x260/0x7ac [ 49.685711][ T4010] loop_control_ioctl+0xec/0x62c [ 49.686877][ T4010] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.688109][ T4010] invoke_syscall+0x98/0x2b8 [ 49.689209][ T4010] el0_svc_common+0x138/0x258 [ 49.690292][ T4010] do_el0_svc+0x58/0x14c [ 49.691344][ T4010] el0_svc+0x7c/0x1f0 [ 49.692339][ T4010] el0t_64_sync_handler+0x84/0xe4 [ 49.693519][ T4010] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.703649][ T4011] FAULT_INJECTION: forcing a failure. [ 49.703649][ T4011] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 49.706770][ T4011] CPU: 0 PID: 4011 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.709064][ T4011] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.711357][ T4011] Call trace: [ 49.712153][ T4011] dump_backtrace+0x0/0x530 [ 49.713179][ T4011] show_stack+0x2c/0x3c [ 49.714246][ T4011] dump_stack_lvl+0x108/0x170 [ 49.715365][ T4011] dump_stack+0x1c/0x58 [ 49.716339][ T4011] should_fail+0x400/0x5cc [ 49.717365][ T4011] should_fail_alloc_page+0x74/0xa8 [ 49.718570][ T4011] prepare_alloc_pages+0x160/0x4cc [ 49.719730][ T4011] __alloc_pages+0x138/0x674 [ 49.720829][ T4011] alloc_pages+0x390/0x634 [ 49.721906][ T4011] new_slab+0xec/0x56c [ 49.722847][ T4011] ___slab_alloc+0x6bc/0xdbc [ 49.723899][ T4011] kmem_cache_alloc+0x2d8/0x45c [ 49.725026][ T4011] debug_objects_fill_pool+0x420/0x7d4 [ 49.726329][ T4011] __debug_object_init+0x38/0x5b8 [ 49.727548][ T4011] debug_object_init+0x20/0x2c [ 49.728712][ T4011] __init_work+0x58/0x68 [ 49.729703][ T4011] blk_mq_init_allocated_queue+0x3b8/0x15b8 [ 49.731052][ T4011] __blk_mq_alloc_disk+0x88/0x154 [ 49.732136][ T4011] loop_add+0x260/0x7ac [ 49.733149][ T4011] loop_control_ioctl+0xec/0x62c [ 49.734364][ T4011] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.735551][ T4011] invoke_syscall+0x98/0x2b8 [ 49.736635][ T4011] el0_svc_common+0x138/0x258 [ 49.737769][ T4011] do_el0_svc+0x58/0x14c [ 49.738834][ T4011] el0_svc+0x7c/0x1f0 [ 49.739840][ T4011] el0t_64_sync_handler+0x84/0xe4 [ 49.741028][ T4011] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.750403][ T4012] FAULT_INJECTION: forcing a failure. [ 49.750403][ T4012] name failslab, interval 1, probability 0, space 0, times 0 [ 49.753395][ T4012] CPU: 1 PID: 4012 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.755760][ T4012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.757882][ T4012] Call trace: [ 49.758671][ T4012] dump_backtrace+0x0/0x530 [ 49.759755][ T4012] show_stack+0x2c/0x3c [ 49.760681][ T4012] dump_stack_lvl+0x108/0x170 [ 49.761846][ T4012] dump_stack+0x1c/0x58 [ 49.762834][ T4012] should_fail+0x400/0x5cc [ 49.763893][ T4012] __should_failslab+0xbc/0x110 [ 49.765077][ T4012] should_failslab+0x10/0x28 [ 49.766226][ T4012] slab_pre_alloc_hook+0x64/0xe8 [ 49.767391][ T4012] kmem_cache_alloc+0x98/0x45c [ 49.768517][ T4012] bdev_alloc_inode+0x24/0x60 [ 49.769622][ T4012] new_inode_pseudo+0x68/0x200 [ 49.770819][ T4012] new_inode+0x38/0x174 [ 49.771808][ T4012] bdev_alloc+0x30/0x1f4 [ 49.772875][ T4012] __alloc_disk_node+0xc4/0x440 [ 49.774070][ T4012] __blk_mq_alloc_disk+0xe8/0x154 [ 49.775212][ T4012] loop_add+0x260/0x7ac [ 49.776154][ T4012] loop_control_ioctl+0xec/0x62c [ 49.777394][ T4012] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.778595][ T4012] invoke_syscall+0x98/0x2b8 [ 49.779737][ T4012] el0_svc_common+0x138/0x258 [ 49.780838][ T4012] do_el0_svc+0x58/0x14c [ 49.781785][ T4012] el0_svc+0x7c/0x1f0 [ 49.782729][ T4012] el0t_64_sync_handler+0x84/0xe4 [ 49.783933][ T4012] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.792496][ T4013] FAULT_INJECTION: forcing a failure. [ 49.792496][ T4013] name failslab, interval 1, probability 0, space 0, times 0 [ 49.795567][ T4013] CPU: 0 PID: 4013 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.797808][ T4013] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.800206][ T4013] Call trace: [ 49.801052][ T4013] dump_backtrace+0x0/0x530 [ 49.802093][ T4013] show_stack+0x2c/0x3c [ 49.803058][ T4013] dump_stack_lvl+0x108/0x170 [ 49.804186][ T4013] dump_stack+0x1c/0x58 [ 49.805176][ T4013] should_fail+0x400/0x5cc [ 49.806226][ T4013] __should_failslab+0xbc/0x110 [ 49.807445][ T4013] should_failslab+0x10/0x28 [ 49.808595][ T4013] slab_pre_alloc_hook+0x64/0xe8 [ 49.809824][ T4013] kmem_cache_alloc_trace+0x9c/0x47c [ 49.811107][ T4013] rand_initialize_disk+0x58/0xc0 [ 49.812332][ T4013] __alloc_disk_node+0x290/0x440 [ 49.813529][ T4013] __blk_mq_alloc_disk+0xe8/0x154 [ 49.814784][ T4013] loop_add+0x260/0x7ac [ 49.815741][ T4013] loop_control_ioctl+0xec/0x62c [ 49.816915][ T4013] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.818158][ T4013] invoke_syscall+0x98/0x2b8 [ 49.819255][ T4013] el0_svc_common+0x138/0x258 [ 49.820372][ T4013] do_el0_svc+0x58/0x14c [ 49.821374][ T4013] el0_svc+0x7c/0x1f0 [ 49.822369][ T4013] el0t_64_sync_handler+0x84/0xe4 [ 49.823537][ T4013] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.832763][ T4014] FAULT_INJECTION: forcing a failure. [ 49.832763][ T4014] name failslab, interval 1, probability 0, space 0, times 0 [ 49.835861][ T4014] CPU: 0 PID: 4014 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.838228][ T4014] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.840494][ T4014] Call trace: [ 49.841281][ T4014] dump_backtrace+0x0/0x530 [ 49.842260][ T4014] show_stack+0x2c/0x3c [ 49.843207][ T4014] dump_stack_lvl+0x108/0x170 [ 49.844374][ T4014] dump_stack+0x1c/0x58 [ 49.845374][ T4014] should_fail+0x400/0x5cc [ 49.846448][ T4014] __should_failslab+0xbc/0x110 [ 49.847604][ T4014] should_failslab+0x10/0x28 [ 49.848736][ T4014] slab_pre_alloc_hook+0x64/0xe8 [ 49.849928][ T4014] kmem_cache_alloc+0x98/0x45c [ 49.851056][ T4014] debug_objects_fill_pool+0x420/0x7d4 [ 49.852289][ T4014] __debug_object_init+0x38/0x5b8 [ 49.853457][ T4014] debug_object_init+0x20/0x2c [ 49.854552][ T4014] __percpu_counter_init+0x110/0x280 [ 49.855827][ T4014] fprop_local_init_percpu+0x34/0xb8 [ 49.857028][ T4014] wb_init+0x4e8/0x758 [ 49.858003][ T4014] bdi_init+0x1b4/0x304 [ 49.859001][ T4014] bdi_alloc+0x68/0x144 [ 49.860096][ T4014] __alloc_disk_node+0x94/0x440 [ 49.861266][ T4014] __blk_mq_alloc_disk+0xe8/0x154 [ 49.862469][ T4014] loop_add+0x260/0x7ac [ 49.863459][ T4014] loop_control_ioctl+0xec/0x62c [ 49.864685][ T4014] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.865900][ T4014] invoke_syscall+0x98/0x2b8 [ 49.866995][ T4014] el0_svc_common+0x138/0x258 [ 49.868146][ T4014] do_el0_svc+0x58/0x14c [ 49.869133][ T4014] el0_svc+0x7c/0x1f0 [ 49.870071][ T4014] el0t_64_sync_handler+0x84/0xe4 [ 49.871367][ T4014] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.881085][ T4015] FAULT_INJECTION: forcing a failure. [ 49.881085][ T4015] name failslab, interval 1, probability 0, space 0, times 0 [ 49.884177][ T4015] CPU: 1 PID: 4015 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.886505][ T4015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.888874][ T4015] Call trace: [ 49.889589][ T4015] dump_backtrace+0x0/0x530 [ 49.890708][ T4015] show_stack+0x2c/0x3c [ 49.891648][ T4015] dump_stack_lvl+0x108/0x170 [ 49.892795][ T4015] dump_stack+0x1c/0x58 [ 49.893850][ T4015] should_fail+0x400/0x5cc [ 49.894932][ T4015] __should_failslab+0xbc/0x110 [ 49.896074][ T4015] should_failslab+0x10/0x28 [ 49.897187][ T4015] slab_pre_alloc_hook+0x64/0xe8 [ 49.898327][ T4015] kmem_cache_alloc_trace+0x9c/0x47c [ 49.899596][ T4015] device_add+0xc4/0xef4 [ 49.900652][ T4015] device_add_disk+0x2a8/0xaa0 [ 49.901714][ T4015] loop_add+0x554/0x7ac [ 49.902715][ T4015] loop_control_ioctl+0xec/0x62c [ 49.903879][ T4015] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.905065][ T4015] invoke_syscall+0x98/0x2b8 [ 49.906191][ T4015] el0_svc_common+0x138/0x258 [ 49.907317][ T4015] do_el0_svc+0x58/0x14c [ 49.908305][ T4015] el0_svc+0x7c/0x1f0 [ 49.909295][ T4015] el0t_64_sync_handler+0x84/0xe4 [ 49.910470][ T4015] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.916459][ T4016] FAULT_INJECTION: forcing a failure. [ 49.916459][ T4016] name failslab, interval 1, probability 0, space 0, times 0 [ 49.920319][ T4016] CPU: 0 PID: 4016 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.922722][ T4016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.925079][ T4016] Call trace: [ 49.925797][ T4016] dump_backtrace+0x0/0x530 [ 49.926857][ T4016] show_stack+0x2c/0x3c [ 49.927824][ T4016] dump_stack_lvl+0x108/0x170 [ 49.928851][ T4016] dump_stack+0x1c/0x58 [ 49.929741][ T4016] should_fail+0x400/0x5cc [ 49.930766][ T4016] __should_failslab+0xbc/0x110 [ 49.931905][ T4016] should_failslab+0x10/0x28 [ 49.932925][ T4016] slab_pre_alloc_hook+0x64/0xe8 [ 49.934001][ T4016] kmem_cache_alloc_trace+0x9c/0x47c [ 49.935263][ T4016] rand_initialize_disk+0x58/0xc0 [ 49.936517][ T4016] __alloc_disk_node+0x290/0x440 [ 49.937782][ T4016] __blk_mq_alloc_disk+0xe8/0x154 [ 49.939031][ T4016] loop_add+0x260/0x7ac [ 49.940010][ T4016] loop_control_ioctl+0xec/0x62c [ 49.941197][ T4016] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.942412][ T4016] invoke_syscall+0x98/0x2b8 [ 49.943560][ T4016] el0_svc_common+0x138/0x258 [ 49.944630][ T4016] do_el0_svc+0x58/0x14c [ 49.945577][ T4016] el0_svc+0x7c/0x1f0 [ 49.946554][ T4016] el0t_64_sync_handler+0x84/0xe4 [ 49.947753][ T4016] el0t_64_sync+0x1a0/0x1a4 executing program [ 49.956887][ T4017] FAULT_INJECTION: forcing a failure. [ 49.956887][ T4017] name failslab, interval 1, probability 0, space 0, times 0 [ 49.960083][ T4017] CPU: 0 PID: 4017 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 49.962370][ T4017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 49.964662][ T4017] Call trace: [ 49.965444][ T4017] dump_backtrace+0x0/0x530 [ 49.966553][ T4017] show_stack+0x2c/0x3c [ 49.967535][ T4017] dump_stack_lvl+0x108/0x170 [ 49.968673][ T4017] dump_stack+0x1c/0x58 [ 49.969661][ T4017] should_fail+0x400/0x5cc [ 49.970721][ T4017] __should_failslab+0xbc/0x110 [ 49.971830][ T4017] should_failslab+0x10/0x28 [ 49.972954][ T4017] slab_pre_alloc_hook+0x64/0xe8 [ 49.974078][ T4017] kmem_cache_alloc+0x98/0x45c [ 49.975237][ T4017] debug_objects_fill_pool+0x5e0/0x7d4 [ 49.976525][ T4017] __debug_object_init+0x38/0x5b8 [ 49.977708][ T4017] debug_object_init+0x20/0x2c [ 49.978788][ T4017] init_timer_key+0x54/0x468 [ 49.979922][ T4017] blk_stat_alloc_callback+0x16c/0x1e4 [ 49.981257][ T4017] blk_mq_init_allocated_queue+0x8c/0x15b8 [ 49.982594][ T4017] __blk_mq_alloc_disk+0x88/0x154 [ 49.983746][ T4017] loop_add+0x260/0x7ac [ 49.984733][ T4017] loop_control_ioctl+0xec/0x62c [ 49.985935][ T4017] __arm64_sys_ioctl+0x14c/0x1c8 [ 49.987078][ T4017] invoke_syscall+0x98/0x2b8 [ 49.988109][ T4017] el0_svc_common+0x138/0x258 [ 49.989243][ T4017] do_el0_svc+0x58/0x14c [ 49.990260][ T4017] el0_svc+0x7c/0x1f0 [ 49.991210][ T4017] el0t_64_sync_handler+0x84/0xe4 [ 49.992375][ T4017] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.001823][ T4018] FAULT_INJECTION: forcing a failure. [ 50.001823][ T4018] name failslab, interval 1, probability 0, space 0, times 0 [ 50.004865][ T4018] CPU: 0 PID: 4018 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.007249][ T4018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.009558][ T4018] Call trace: [ 50.010315][ T4018] dump_backtrace+0x0/0x530 [ 50.011381][ T4018] show_stack+0x2c/0x3c [ 50.012392][ T4018] dump_stack_lvl+0x108/0x170 [ 50.013438][ T4018] dump_stack+0x1c/0x58 [ 50.014454][ T4018] should_fail+0x400/0x5cc [ 50.015474][ T4018] __should_failslab+0xbc/0x110 [ 50.016678][ T4018] should_failslab+0x10/0x28 [ 50.017800][ T4018] slab_pre_alloc_hook+0x64/0xe8 [ 50.019065][ T4018] kmem_cache_alloc+0x98/0x45c [ 50.020183][ T4018] debug_objects_fill_pool+0x648/0x7d4 [ 50.021492][ T4018] debug_object_activate+0x114/0x790 [ 50.022734][ T4018] __percpu_counter_init+0x11c/0x280 [ 50.024045][ T4018] blkg_rwstat_init+0xa0/0x2a4 [ 50.025226][ T4018] throtl_pd_alloc+0xcc/0x500 [ 50.026307][ T4018] blkcg_activate_policy+0x208/0x9fc [ 50.027584][ T4018] blk_throtl_init+0x314/0x3f8 [ 50.028670][ T4018] blkcg_init_queue+0x3d0/0x488 [ 50.029956][ T4018] blk_alloc_queue+0x3d4/0x4a8 [ 50.031192][ T4018] __blk_mq_alloc_disk+0x5c/0x154 [ 50.032381][ T4018] loop_add+0x260/0x7ac [ 50.033380][ T4018] loop_control_ioctl+0xec/0x62c [ 50.034581][ T4018] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.035777][ T4018] invoke_syscall+0x98/0x2b8 [ 50.036902][ T4018] el0_svc_common+0x138/0x258 [ 50.037963][ T4018] do_el0_svc+0x58/0x14c [ 50.039023][ T4018] el0_svc+0x7c/0x1f0 [ 50.039960][ T4018] el0t_64_sync_handler+0x84/0xe4 [ 50.041201][ T4018] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.051908][ T4019] FAULT_INJECTION: forcing a failure. [ 50.051908][ T4019] name failslab, interval 1, probability 0, space 0, times 0 [ 50.055090][ T4019] CPU: 1 PID: 4019 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.057437][ T4019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.059886][ T4019] Call trace: [ 50.060654][ T4019] dump_backtrace+0x0/0x530 [ 50.061755][ T4019] show_stack+0x2c/0x3c [ 50.062802][ T4019] dump_stack_lvl+0x108/0x170 [ 50.063870][ T4019] dump_stack+0x1c/0x58 [ 50.064852][ T4019] should_fail+0x400/0x5cc [ 50.065921][ T4019] __should_failslab+0xbc/0x110 [ 50.067091][ T4019] should_failslab+0x10/0x28 [ 50.068127][ T4019] slab_pre_alloc_hook+0x64/0xe8 [ 50.069373][ T4019] __kmalloc_track_caller+0x78/0x3d8 [ 50.070708][ T4019] kstrdup+0xe4/0x15c [ 50.071644][ T4019] kstrdup_const+0x54/0x6c [ 50.072709][ T4019] kvasprintf_const+0x1ac/0x230 [ 50.073897][ T4019] kobject_set_name_vargs+0xd0/0x1b8 [ 50.075115][ T4019] dev_set_name+0xe0/0x12c [ 50.076166][ T4019] device_add_disk+0x230/0xaa0 [ 50.077352][ T4019] loop_add+0x554/0x7ac [ 50.078400][ T4019] loop_control_ioctl+0xec/0x62c [ 50.079615][ T4019] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.080793][ T4019] invoke_syscall+0x98/0x2b8 [ 50.081893][ T4019] el0_svc_common+0x138/0x258 [ 50.082967][ T4019] do_el0_svc+0x58/0x14c [ 50.083953][ T4019] el0_svc+0x7c/0x1f0 [ 50.084962][ T4019] el0t_64_sync_handler+0x84/0xe4 [ 50.086188][ T4019] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.092226][ T4020] FAULT_INJECTION: forcing a failure. [ 50.092226][ T4020] name failslab, interval 1, probability 0, space 0, times 0 [ 50.095389][ T4020] CPU: 0 PID: 4020 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.097584][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.099817][ T4020] Call trace: [ 50.100573][ T4020] dump_backtrace+0x0/0x530 [ 50.101684][ T4020] show_stack+0x2c/0x3c [ 50.102711][ T4020] dump_stack_lvl+0x108/0x170 [ 50.103825][ T4020] dump_stack+0x1c/0x58 [ 50.104852][ T4020] should_fail+0x400/0x5cc [ 50.105882][ T4020] __should_failslab+0xbc/0x110 [ 50.107026][ T4020] should_failslab+0x10/0x28 [ 50.108136][ T4020] slab_pre_alloc_hook+0x64/0xe8 [ 50.109221][ T4020] __kmalloc_track_caller+0x78/0x3d8 [ 50.110514][ T4020] kstrdup+0xe4/0x15c [ 50.111476][ T4020] kstrdup_const+0x54/0x6c [ 50.112539][ T4020] kvasprintf_const+0x1ac/0x230 [ 50.113717][ T4020] kobject_set_name_vargs+0xd0/0x1b8 [ 50.114949][ T4020] dev_set_name+0xe0/0x12c [ 50.115950][ T4020] device_add_disk+0x230/0xaa0 [ 50.117065][ T4020] loop_add+0x554/0x7ac [ 50.118007][ T4020] loop_control_ioctl+0xec/0x62c [ 50.119155][ T4020] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.120280][ T4020] invoke_syscall+0x98/0x2b8 [ 50.121374][ T4020] el0_svc_common+0x138/0x258 [ 50.122497][ T4020] do_el0_svc+0x58/0x14c [ 50.123524][ T4020] el0_svc+0x7c/0x1f0 [ 50.124476][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 50.125720][ T4020] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.133039][ T4021] FAULT_INJECTION: forcing a failure. [ 50.133039][ T4021] name failslab, interval 1, probability 0, space 0, times 0 [ 50.136127][ T4021] CPU: 1 PID: 4021 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.138387][ T4021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.140813][ T4021] Call trace: [ 50.141615][ T4021] dump_backtrace+0x0/0x530 [ 50.142638][ T4021] show_stack+0x2c/0x3c [ 50.143637][ T4021] dump_stack_lvl+0x108/0x170 [ 50.144794][ T4021] dump_stack+0x1c/0x58 [ 50.145793][ T4021] should_fail+0x400/0x5cc [ 50.146854][ T4021] __should_failslab+0xbc/0x110 [ 50.147996][ T4021] should_failslab+0x10/0x28 [ 50.149153][ T4021] slab_pre_alloc_hook+0x64/0xe8 [ 50.150267][ T4021] __kmalloc_track_caller+0x78/0x3d8 [ 50.151444][ T4021] kstrdup+0xe4/0x15c [ 50.152398][ T4021] kstrdup_const+0x54/0x6c [ 50.153488][ T4021] kvasprintf_const+0x1ac/0x230 [ 50.154686][ T4021] kobject_set_name_vargs+0xd0/0x1b8 [ 50.156022][ T4021] dev_set_name+0xe0/0x12c [ 50.157093][ T4021] device_add_disk+0x230/0xaa0 [ 50.158237][ T4021] loop_add+0x554/0x7ac [ 50.159204][ T4021] loop_control_ioctl+0xec/0x62c [ 50.160403][ T4021] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.161621][ T4021] invoke_syscall+0x98/0x2b8 [ 50.162713][ T4021] el0_svc_common+0x138/0x258 [ 50.163840][ T4021] do_el0_svc+0x58/0x14c [ 50.164834][ T4021] el0_svc+0x7c/0x1f0 [ 50.165786][ T4021] el0t_64_sync_handler+0x84/0xe4 [ 50.166971][ T4021] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.172483][ T4022] FAULT_INJECTION: forcing a failure. [ 50.172483][ T4022] name failslab, interval 1, probability 0, space 0, times 0 [ 50.175616][ T4022] CPU: 1 PID: 4022 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.177829][ T4022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.180131][ T4022] Call trace: [ 50.180931][ T4022] dump_backtrace+0x0/0x530 [ 50.182089][ T4022] show_stack+0x2c/0x3c [ 50.183005][ T4022] dump_stack_lvl+0x108/0x170 [ 50.184084][ T4022] dump_stack+0x1c/0x58 [ 50.185118][ T4022] should_fail+0x400/0x5cc [ 50.186193][ T4022] __should_failslab+0xbc/0x110 [ 50.187360][ T4022] should_failslab+0x10/0x28 [ 50.188549][ T4022] slab_pre_alloc_hook+0x64/0xe8 [ 50.189749][ T4022] kmem_cache_alloc_trace+0x9c/0x47c [ 50.191031][ T4022] blk_iolatency_init+0x64/0x43c [ 50.192263][ T4022] blkcg_init_queue+0x3f4/0x488 [ 50.193548][ T4022] blk_alloc_queue+0x3d4/0x4a8 [ 50.194716][ T4022] __blk_mq_alloc_disk+0x5c/0x154 [ 50.195918][ T4022] loop_add+0x260/0x7ac [ 50.196926][ T4022] loop_control_ioctl+0xec/0x62c [ 50.198083][ T4022] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.199287][ T4022] invoke_syscall+0x98/0x2b8 [ 50.200473][ T4022] el0_svc_common+0x138/0x258 [ 50.201612][ T4022] do_el0_svc+0x58/0x14c [ 50.202627][ T4022] el0_svc+0x7c/0x1f0 [ 50.203613][ T4022] el0t_64_sync_handler+0x84/0xe4 [ 50.204827][ T4022] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.210467][ T4023] FAULT_INJECTION: forcing a failure. [ 50.210467][ T4023] name failslab, interval 1, probability 0, space 0, times 0 [ 50.213562][ T4023] CPU: 1 PID: 4023 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.215744][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.218008][ T4023] Call trace: [ 50.218745][ T4023] dump_backtrace+0x0/0x530 [ 50.219831][ T4023] show_stack+0x2c/0x3c [ 50.220885][ T4023] dump_stack_lvl+0x108/0x170 [ 50.222057][ T4023] dump_stack+0x1c/0x58 [ 50.223090][ T4023] should_fail+0x400/0x5cc [ 50.224191][ T4023] __should_failslab+0xbc/0x110 [ 50.225436][ T4023] should_failslab+0x10/0x28 [ 50.226581][ T4023] slab_pre_alloc_hook+0x64/0xe8 [ 50.227840][ T4023] kmem_cache_alloc_trace+0x9c/0x47c [ 50.229096][ T4023] blk_iolatency_init+0x64/0x43c [ 50.230375][ T4023] blkcg_init_queue+0x3f4/0x488 [ 50.231570][ T4023] blk_alloc_queue+0x3d4/0x4a8 [ 50.232741][ T4023] __blk_mq_alloc_disk+0x5c/0x154 [ 50.233952][ T4023] loop_add+0x260/0x7ac [ 50.234984][ T4023] loop_control_ioctl+0xec/0x62c [ 50.236160][ T4023] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.237396][ T4023] invoke_syscall+0x98/0x2b8 [ 50.238537][ T4023] el0_svc_common+0x138/0x258 [ 50.239677][ T4023] do_el0_svc+0x58/0x14c [ 50.240616][ T4023] el0_svc+0x7c/0x1f0 [ 50.241603][ T4023] el0t_64_sync_handler+0x84/0xe4 [ 50.242876][ T4023] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.248389][ T4024] FAULT_INJECTION: forcing a failure. [ 50.248389][ T4024] name failslab, interval 1, probability 0, space 0, times 0 [ 50.251957][ T4024] CPU: 1 PID: 4024 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.254194][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.256488][ T4024] Call trace: [ 50.257279][ T4024] dump_backtrace+0x0/0x530 [ 50.258354][ T4024] show_stack+0x2c/0x3c [ 50.259278][ T4024] dump_stack_lvl+0x108/0x170 [ 50.260441][ T4024] dump_stack+0x1c/0x58 [ 50.261552][ T4024] should_fail+0x400/0x5cc [ 50.262629][ T4024] __should_failslab+0xbc/0x110 [ 50.263806][ T4024] should_failslab+0x10/0x28 [ 50.264985][ T4024] slab_pre_alloc_hook+0x64/0xe8 [ 50.266236][ T4024] kmem_cache_alloc_trace+0x9c/0x47c [ 50.267500][ T4024] blk_iolatency_init+0x64/0x43c [ 50.268727][ T4024] blkcg_init_queue+0x3f4/0x488 [ 50.269859][ T4024] blk_alloc_queue+0x3d4/0x4a8 [ 50.271017][ T4024] __blk_mq_alloc_disk+0x5c/0x154 [ 50.272207][ T4024] loop_add+0x260/0x7ac [ 50.273208][ T4024] loop_control_ioctl+0xec/0x62c [ 50.274403][ T4024] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.275588][ T4024] invoke_syscall+0x98/0x2b8 [ 50.276776][ T4024] el0_svc_common+0x138/0x258 [ 50.277907][ T4024] do_el0_svc+0x58/0x14c [ 50.278923][ T4024] el0_svc+0x7c/0x1f0 [ 50.279884][ T4024] el0t_64_sync_handler+0x84/0xe4 [ 50.281109][ T4024] el0t_64_sync+0x1a0/0x1a4 [ 50.286661][ T4025] FAULT_INJECTION: forcing a failure. executing program [ 50.286661][ T4025] name failslab, interval 1, probability 0, space 0, times 0 [ 50.290247][ T4025] CPU: 1 PID: 4025 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.292553][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.294778][ T4025] Call trace: [ 50.295512][ T4025] dump_backtrace+0x0/0x530 [ 50.296578][ T4025] show_stack+0x2c/0x3c [ 50.297478][ T4025] dump_stack_lvl+0x108/0x170 [ 50.298525][ T4025] dump_stack+0x1c/0x58 [ 50.299390][ T4025] should_fail+0x400/0x5cc [ 50.300378][ T4025] __should_failslab+0xbc/0x110 [ 50.301514][ T4025] should_failslab+0x10/0x28 [ 50.302578][ T4025] slab_pre_alloc_hook+0x64/0xe8 [ 50.303757][ T4025] kmem_cache_alloc+0x98/0x45c [ 50.304908][ T4025] debug_objects_fill_pool+0x544/0x7d4 [ 50.306318][ T4025] __debug_object_init+0x38/0x5b8 [ 50.307497][ T4025] debug_object_init+0x20/0x2c [ 50.308580][ T4025] __init_work+0x58/0x68 [ 50.309568][ T4025] blk_mq_realloc_hw_ctxs+0x430/0x12ec [ 50.310889][ T4025] blk_mq_init_allocated_queue+0x384/0x15b8 [ 50.312413][ T4025] __blk_mq_alloc_disk+0x88/0x154 [ 50.313641][ T4025] loop_add+0x260/0x7ac [ 50.314604][ T4025] loop_control_ioctl+0xec/0x62c [ 50.315831][ T4025] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.317007][ T4025] invoke_syscall+0x98/0x2b8 [ 50.318086][ T4025] el0_svc_common+0x138/0x258 [ 50.319240][ T4025] do_el0_svc+0x58/0x14c [ 50.320256][ T4025] el0_svc+0x7c/0x1f0 [ 50.321282][ T4025] el0t_64_sync_handler+0x84/0xe4 [ 50.322540][ T4025] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.332499][ T4026] FAULT_INJECTION: forcing a failure. [ 50.332499][ T4026] name failslab, interval 1, probability 0, space 0, times 0 [ 50.335581][ T4026] CPU: 1 PID: 4026 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.337854][ T4026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.340298][ T4026] Call trace: [ 50.341097][ T4026] dump_backtrace+0x0/0x530 [ 50.342166][ T4026] show_stack+0x2c/0x3c [ 50.343177][ T4026] dump_stack_lvl+0x108/0x170 [ 50.344291][ T4026] dump_stack+0x1c/0x58 [ 50.345289][ T4026] should_fail+0x400/0x5cc [ 50.346369][ T4026] __should_failslab+0xbc/0x110 [ 50.347538][ T4026] should_failslab+0x10/0x28 [ 50.348652][ T4026] slab_pre_alloc_hook+0x64/0xe8 [ 50.349868][ T4026] __kmalloc_track_caller+0x78/0x3d8 [ 50.351153][ T4026] kstrdup+0xe4/0x15c [ 50.352073][ T4026] kstrdup_const+0x54/0x6c [ 50.353159][ T4026] kvasprintf_const+0x1ac/0x230 [ 50.354301][ T4026] kobject_set_name_vargs+0xd0/0x1b8 [ 50.355503][ T4026] dev_set_name+0xe0/0x12c [ 50.356601][ T4026] device_add_disk+0x230/0xaa0 [ 50.357757][ T4026] loop_add+0x554/0x7ac [ 50.358716][ T4026] loop_control_ioctl+0xec/0x62c [ 50.359880][ T4026] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.361050][ T4026] invoke_syscall+0x98/0x2b8 [ 50.362203][ T4026] el0_svc_common+0x138/0x258 [ 50.363372][ T4026] do_el0_svc+0x58/0x14c [ 50.364462][ T4026] el0_svc+0x7c/0x1f0 [ 50.365381][ T4026] el0t_64_sync_handler+0x84/0xe4 [ 50.366631][ T4026] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.373506][ T4027] FAULT_INJECTION: forcing a failure. [ 50.373506][ T4027] name failslab, interval 1, probability 0, space 0, times 0 [ 50.376517][ T4027] CPU: 1 PID: 4027 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.378841][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.381158][ T4027] Call trace: [ 50.381913][ T4027] dump_backtrace+0x0/0x530 [ 50.382923][ T4027] show_stack+0x2c/0x3c [ 50.383885][ T4027] dump_stack_lvl+0x108/0x170 [ 50.384994][ T4027] dump_stack+0x1c/0x58 [ 50.385969][ T4027] should_fail+0x400/0x5cc [ 50.387062][ T4027] __should_failslab+0xbc/0x110 [ 50.388273][ T4027] should_failslab+0x10/0x28 [ 50.389371][ T4027] slab_pre_alloc_hook+0x64/0xe8 [ 50.390497][ T4027] kmem_cache_alloc+0x98/0x45c [ 50.391591][ T4027] debug_objects_fill_pool+0x3f0/0x7d4 [ 50.392597][ T4027] debug_object_activate+0x114/0x790 [ 50.393545][ T4027] __percpu_counter_init+0x11c/0x280 [ 50.394486][ T4027] fprop_local_init_percpu+0x34/0xb8 [ 50.395434][ T4027] wb_init+0x4e8/0x758 [ 50.396157][ T4027] bdi_init+0x1b4/0x304 [ 50.396940][ T4027] bdi_alloc+0x68/0x144 [ 50.397847][ T4027] __alloc_disk_node+0x94/0x440 [ 50.399035][ T4027] __blk_mq_alloc_disk+0xe8/0x154 [ 50.400311][ T4027] loop_add+0x260/0x7ac [ 50.401317][ T4027] loop_control_ioctl+0xec/0x62c [ 50.402459][ T4027] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.403649][ T4027] invoke_syscall+0x98/0x2b8 [ 50.404723][ T4027] el0_svc_common+0x138/0x258 [ 50.405863][ T4027] do_el0_svc+0x58/0x14c [ 50.406860][ T4027] el0_svc+0x7c/0x1f0 [ 50.407828][ T4027] el0t_64_sync_handler+0x84/0xe4 [ 50.409048][ T4027] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.417599][ T4028] FAULT_INJECTION: forcing a failure. [ 50.417599][ T4028] name failslab, interval 1, probability 0, space 0, times 0 [ 50.420928][ T4028] CPU: 1 PID: 4028 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.423292][ T4028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.425765][ T4028] Call trace: [ 50.426510][ T4028] dump_backtrace+0x0/0x530 [ 50.427629][ T4028] show_stack+0x2c/0x3c [ 50.428657][ T4028] dump_stack_lvl+0x108/0x170 [ 50.429796][ T4028] dump_stack+0x1c/0x58 [ 50.430679][ T4028] should_fail+0x400/0x5cc [ 50.431758][ T4028] __should_failslab+0xbc/0x110 [ 50.432934][ T4028] should_failslab+0x10/0x28 [ 50.434011][ T4028] slab_pre_alloc_hook+0x64/0xe8 [ 50.435189][ T4028] kmem_cache_alloc_trace+0x9c/0x47c [ 50.436460][ T4028] blk_iolatency_init+0x64/0x43c [ 50.437572][ T4028] blkcg_init_queue+0x3f4/0x488 [ 50.438786][ T4028] blk_alloc_queue+0x3d4/0x4a8 [ 50.439927][ T4028] __blk_mq_alloc_disk+0x5c/0x154 [ 50.441157][ T4028] loop_add+0x260/0x7ac [ 50.442112][ T4028] loop_control_ioctl+0xec/0x62c [ 50.443260][ T4028] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.444422][ T4028] invoke_syscall+0x98/0x2b8 [ 50.445491][ T4028] el0_svc_common+0x138/0x258 [ 50.446643][ T4028] do_el0_svc+0x58/0x14c [ 50.447669][ T4028] el0_svc+0x7c/0x1f0 [ 50.448593][ T4028] el0t_64_sync_handler+0x84/0xe4 [ 50.449804][ T4028] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.455277][ T4029] FAULT_INJECTION: forcing a failure. [ 50.455277][ T4029] name failslab, interval 1, probability 0, space 0, times 0 [ 50.458326][ T4029] CPU: 0 PID: 4029 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.460634][ T4029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.463115][ T4029] Call trace: [ 50.463948][ T4029] dump_backtrace+0x0/0x530 [ 50.465053][ T4029] show_stack+0x2c/0x3c [ 50.466051][ T4029] dump_stack_lvl+0x108/0x170 [ 50.467202][ T4029] dump_stack+0x1c/0x58 [ 50.468192][ T4029] should_fail+0x400/0x5cc [ 50.469266][ T4029] __should_failslab+0xbc/0x110 [ 50.470418][ T4029] should_failslab+0x10/0x28 [ 50.471635][ T4029] slab_pre_alloc_hook+0x64/0xe8 [ 50.472861][ T4029] kmem_cache_alloc_node_trace+0xa0/0x4c4 [ 50.474252][ T4029] iolatency_pd_alloc+0xb4/0x170 [ 50.475472][ T4029] blkcg_activate_policy+0x208/0x9fc [ 50.476739][ T4029] blk_iolatency_init+0x248/0x43c [ 50.477953][ T4029] blkcg_init_queue+0x3f4/0x488 [ 50.479149][ T4029] blk_alloc_queue+0x3d4/0x4a8 [ 50.480310][ T4029] __blk_mq_alloc_disk+0x5c/0x154 [ 50.481533][ T4029] loop_add+0x260/0x7ac [ 50.482512][ T4029] loop_control_ioctl+0xec/0x62c [ 50.483778][ T4029] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.484940][ T4029] invoke_syscall+0x98/0x2b8 [ 50.486055][ T4029] el0_svc_common+0x138/0x258 [ 50.487182][ T4029] do_el0_svc+0x58/0x14c [ 50.488145][ T4029] el0_svc+0x7c/0x1f0 [ 50.489101][ T4029] el0t_64_sync_handler+0x84/0xe4 [ 50.490366][ T4029] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.501664][ T4030] FAULT_INJECTION: forcing a failure. [ 50.501664][ T4030] name failslab, interval 1, probability 0, space 0, times 0 [ 50.504732][ T4030] CPU: 1 PID: 4030 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.506928][ T4030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.509332][ T4030] Call trace: [ 50.510153][ T4030] dump_backtrace+0x0/0x530 [ 50.511264][ T4030] show_stack+0x2c/0x3c [ 50.512214][ T4030] dump_stack_lvl+0x108/0x170 [ 50.513318][ T4030] dump_stack+0x1c/0x58 [ 50.514318][ T4030] should_fail+0x400/0x5cc [ 50.515365][ T4030] __should_failslab+0xbc/0x110 [ 50.516533][ T4030] should_failslab+0x10/0x28 [ 50.517653][ T4030] slab_pre_alloc_hook+0x64/0xe8 [ 50.518835][ T4030] kmem_cache_alloc+0x98/0x45c [ 50.519958][ T4030] debug_objects_fill_pool+0x3c4/0x7d4 [ 50.521255][ T4030] debug_object_activate+0x114/0x790 [ 50.522536][ T4030] __percpu_counter_init+0x11c/0x280 [ 50.523704][ T4030] wb_init+0x5a0/0x758 [ 50.524704][ T4030] bdi_init+0x1b4/0x304 [ 50.525660][ T4030] bdi_alloc+0x68/0x144 [ 50.526653][ T4030] __alloc_disk_node+0x94/0x440 [ 50.527817][ T4030] __blk_mq_alloc_disk+0xe8/0x154 [ 50.529015][ T4030] loop_add+0x260/0x7ac [ 50.530009][ T4030] loop_control_ioctl+0xec/0x62c [ 50.531263][ T4030] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.532415][ T4030] invoke_syscall+0x98/0x2b8 [ 50.533519][ T4030] el0_svc_common+0x138/0x258 [ 50.534633][ T4030] do_el0_svc+0x58/0x14c [ 50.535609][ T4030] el0_svc+0x7c/0x1f0 [ 50.536562][ T4030] el0t_64_sync_handler+0x84/0xe4 [ 50.537797][ T4030] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.548597][ T4031] FAULT_INJECTION: forcing a failure. [ 50.548597][ T4031] name failslab, interval 1, probability 0, space 0, times 0 [ 50.551601][ T4031] CPU: 0 PID: 4031 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.554008][ T4031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.556397][ T4031] Call trace: [ 50.557154][ T4031] dump_backtrace+0x0/0x530 [ 50.558232][ T4031] show_stack+0x2c/0x3c [ 50.559203][ T4031] dump_stack_lvl+0x108/0x170 [ 50.560314][ T4031] dump_stack+0x1c/0x58 [ 50.561210][ T4031] should_fail+0x400/0x5cc [ 50.562237][ T4031] __should_failslab+0xbc/0x110 [ 50.563449][ T4031] should_failslab+0x10/0x28 [ 50.564487][ T4031] slab_pre_alloc_hook+0x64/0xe8 [ 50.565560][ T4031] kmem_cache_alloc+0x98/0x45c [ 50.566690][ T4031] debug_objects_fill_pool+0x614/0x7d4 [ 50.567961][ T4031] debug_object_activate+0x114/0x790 [ 50.569234][ T4031] __percpu_counter_init+0x11c/0x280 [ 50.570473][ T4031] blkg_rwstat_init+0x104/0x2a4 [ 50.571587][ T4031] throtl_pd_alloc+0xcc/0x500 [ 50.572688][ T4031] blkcg_activate_policy+0x208/0x9fc [ 50.573893][ T4031] blk_throtl_init+0x314/0x3f8 [ 50.574926][ T4031] blkcg_init_queue+0x3d0/0x488 [ 50.576004][ T4031] blk_alloc_queue+0x3d4/0x4a8 [ 50.577134][ T4031] __blk_mq_alloc_disk+0x5c/0x154 [ 50.578296][ T4031] loop_add+0x260/0x7ac [ 50.579235][ T4031] loop_control_ioctl+0xec/0x62c [ 50.580419][ T4031] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.581599][ T4031] invoke_syscall+0x98/0x2b8 [ 50.582720][ T4031] el0_svc_common+0x138/0x258 [ 50.583843][ T4031] do_el0_svc+0x58/0x14c [ 50.584890][ T4031] el0_svc+0x7c/0x1f0 [ 50.585793][ T4031] el0t_64_sync_handler+0x84/0xe4 [ 50.587014][ T4031] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.598668][ T4032] FAULT_INJECTION: forcing a failure. [ 50.598668][ T4032] name failslab, interval 1, probability 0, space 0, times 0 [ 50.601599][ T4032] CPU: 0 PID: 4032 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.603986][ T4032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.606409][ T4032] Call trace: [ 50.607081][ T4032] dump_backtrace+0x0/0x530 [ 50.608145][ T4032] show_stack+0x2c/0x3c [ 50.609157][ T4032] dump_stack_lvl+0x108/0x170 [ 50.610186][ T4032] dump_stack+0x1c/0x58 [ 50.611157][ T4032] should_fail+0x400/0x5cc [ 50.612204][ T4032] __should_failslab+0xbc/0x110 [ 50.613320][ T4032] should_failslab+0x10/0x28 [ 50.614416][ T4032] slab_pre_alloc_hook+0x64/0xe8 [ 50.615677][ T4032] kmem_cache_alloc_node_trace+0xa0/0x4c4 [ 50.617015][ T4032] throtl_pd_alloc+0xb4/0x500 [ 50.618100][ T4032] blkcg_activate_policy+0x208/0x9fc [ 50.619342][ T4032] blk_throtl_init+0x314/0x3f8 [ 50.620459][ T4032] blkcg_init_queue+0x3d0/0x488 [ 50.621627][ T4032] blk_alloc_queue+0x3d4/0x4a8 [ 50.622722][ T4032] __blk_mq_alloc_disk+0x5c/0x154 [ 50.623837][ T4032] loop_add+0x260/0x7ac [ 50.624770][ T4032] loop_control_ioctl+0xec/0x62c [ 50.625940][ T4032] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.627071][ T4032] invoke_syscall+0x98/0x2b8 [ 50.628106][ T4032] el0_svc_common+0x138/0x258 [ 50.629232][ T4032] do_el0_svc+0x58/0x14c [ 50.630355][ T4032] el0_svc+0x7c/0x1f0 [ 50.631348][ T4032] el0t_64_sync_handler+0x84/0xe4 [ 50.632588][ T4032] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.644597][ T4033] FAULT_INJECTION: forcing a failure. [ 50.644597][ T4033] name failslab, interval 1, probability 0, space 0, times 0 [ 50.647582][ T4033] CPU: 0 PID: 4033 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.649950][ T4033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.652362][ T4033] Call trace: [ 50.653115][ T4033] dump_backtrace+0x0/0x530 [ 50.654163][ T4033] show_stack+0x2c/0x3c [ 50.655156][ T4033] dump_stack_lvl+0x108/0x170 [ 50.656338][ T4033] dump_stack+0x1c/0x58 [ 50.657319][ T4033] should_fail+0x400/0x5cc [ 50.658377][ T4033] __should_failslab+0xbc/0x110 [ 50.659580][ T4033] should_failslab+0x10/0x28 [ 50.660648][ T4033] slab_pre_alloc_hook+0x64/0xe8 [ 50.661832][ T4033] kmem_cache_alloc_node_trace+0xa0/0x4c4 [ 50.663158][ T4033] iolatency_pd_alloc+0xb4/0x170 [ 50.664364][ T4033] blkcg_activate_policy+0x208/0x9fc [ 50.665743][ T4033] blk_iolatency_init+0x248/0x43c [ 50.666968][ T4033] blkcg_init_queue+0x3f4/0x488 [ 50.668200][ T4033] blk_alloc_queue+0x3d4/0x4a8 [ 50.669347][ T4033] __blk_mq_alloc_disk+0x5c/0x154 [ 50.670459][ T4033] loop_add+0x260/0x7ac [ 50.671461][ T4033] loop_control_ioctl+0xec/0x62c [ 50.672591][ T4033] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.673763][ T4033] invoke_syscall+0x98/0x2b8 [ 50.674873][ T4033] el0_svc_common+0x138/0x258 [ 50.676054][ T4033] do_el0_svc+0x58/0x14c [ 50.677083][ T4033] el0_svc+0x7c/0x1f0 [ 50.677996][ T4033] el0t_64_sync_handler+0x84/0xe4 [ 50.679144][ T4033] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.691216][ T4034] FAULT_INJECTION: forcing a failure. [ 50.691216][ T4034] name failslab, interval 1, probability 0, space 0, times 0 [ 50.694174][ T4034] CPU: 1 PID: 4034 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.696426][ T4034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.698841][ T4034] Call trace: [ 50.699568][ T4034] dump_backtrace+0x0/0x530 [ 50.700623][ T4034] show_stack+0x2c/0x3c [ 50.701601][ T4034] dump_stack_lvl+0x108/0x170 [ 50.702726][ T4034] dump_stack+0x1c/0x58 [ 50.703726][ T4034] should_fail+0x400/0x5cc [ 50.704727][ T4034] __should_failslab+0xbc/0x110 [ 50.705870][ T4034] should_failslab+0x10/0x28 [ 50.706994][ T4034] slab_pre_alloc_hook+0x64/0xe8 [ 50.708133][ T4034] __kmalloc_track_caller+0x78/0x3d8 [ 50.709410][ T4034] kstrdup+0xe4/0x15c [ 50.710364][ T4034] kstrdup_const+0x54/0x6c [ 50.711424][ T4034] kvasprintf_const+0x1ac/0x230 [ 50.712551][ T4034] kobject_set_name_vargs+0xd0/0x1b8 [ 50.713774][ T4034] dev_set_name+0xe0/0x12c [ 50.714872][ T4034] device_add_disk+0x230/0xaa0 [ 50.716068][ T4034] loop_add+0x554/0x7ac [ 50.717086][ T4034] loop_control_ioctl+0xec/0x62c [ 50.718235][ T4034] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.719446][ T4034] invoke_syscall+0x98/0x2b8 [ 50.720487][ T4034] el0_svc_common+0x138/0x258 [ 50.721562][ T4034] do_el0_svc+0x58/0x14c [ 50.722579][ T4034] el0_svc+0x7c/0x1f0 [ 50.723548][ T4034] el0t_64_sync_handler+0x84/0xe4 [ 50.724774][ T4034] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.730748][ T4035] FAULT_INJECTION: forcing a failure. [ 50.730748][ T4035] name failslab, interval 1, probability 0, space 0, times 0 [ 50.733999][ T4035] CPU: 0 PID: 4035 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.736226][ T4035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.738410][ T4035] Call trace: [ 50.739166][ T4035] dump_backtrace+0x0/0x530 [ 50.740147][ T4035] show_stack+0x2c/0x3c [ 50.741155][ T4035] dump_stack_lvl+0x108/0x170 [ 50.742270][ T4035] dump_stack+0x1c/0x58 [ 50.743221][ T4035] should_fail+0x400/0x5cc [ 50.744314][ T4035] __should_failslab+0xbc/0x110 [ 50.745463][ T4035] should_failslab+0x10/0x28 [ 50.746593][ T4035] slab_pre_alloc_hook+0x64/0xe8 [ 50.747787][ T4035] __kmalloc_track_caller+0x78/0x3d8 [ 50.748975][ T4035] kstrdup+0xe4/0x15c [ 50.749919][ T4035] kstrdup_const+0x54/0x6c [ 50.751005][ T4035] kvasprintf_const+0x1ac/0x230 [ 50.752099][ T4035] kobject_set_name_vargs+0xd0/0x1b8 [ 50.753393][ T4035] dev_set_name+0xe0/0x12c [ 50.754408][ T4035] device_add_disk+0x230/0xaa0 [ 50.755533][ T4035] loop_add+0x554/0x7ac [ 50.756515][ T4035] loop_control_ioctl+0xec/0x62c [ 50.757633][ T4035] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.758782][ T4035] invoke_syscall+0x98/0x2b8 [ 50.759895][ T4035] el0_svc_common+0x138/0x258 [ 50.761002][ T4035] do_el0_svc+0x58/0x14c [ 50.761951][ T4035] el0_svc+0x7c/0x1f0 [ 50.762870][ T4035] el0t_64_sync_handler+0x84/0xe4 [ 50.764074][ T4035] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.771790][ T4036] FAULT_INJECTION: forcing a failure. [ 50.771790][ T4036] name failslab, interval 1, probability 0, space 0, times 0 [ 50.774713][ T4036] CPU: 1 PID: 4036 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.776934][ T4036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.779644][ T4036] Call trace: [ 50.780413][ T4036] dump_backtrace+0x0/0x530 [ 50.781429][ T4036] show_stack+0x2c/0x3c [ 50.782404][ T4036] dump_stack_lvl+0x108/0x170 [ 50.783552][ T4036] dump_stack+0x1c/0x58 [ 50.784629][ T4036] should_fail+0x400/0x5cc [ 50.785633][ T4036] __should_failslab+0xbc/0x110 [ 50.786848][ T4036] should_failslab+0x10/0x28 [ 50.787980][ T4036] slab_pre_alloc_hook+0x64/0xe8 [ 50.789189][ T4036] __kmalloc_track_caller+0x78/0x3d8 [ 50.790483][ T4036] kstrdup+0xe4/0x15c [ 50.791489][ T4036] kstrdup_const+0x54/0x6c [ 50.792559][ T4036] kvasprintf_const+0x1ac/0x230 [ 50.793764][ T4036] kobject_set_name_vargs+0xd0/0x1b8 [ 50.795009][ T4036] dev_set_name+0xe0/0x12c [ 50.796045][ T4036] device_add_disk+0x230/0xaa0 [ 50.797203][ T4036] loop_add+0x554/0x7ac [ 50.798168][ T4036] loop_control_ioctl+0xec/0x62c [ 50.799360][ T4036] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.800567][ T4036] invoke_syscall+0x98/0x2b8 [ 50.801629][ T4036] el0_svc_common+0x138/0x258 [ 50.802734][ T4036] do_el0_svc+0x58/0x14c [ 50.803741][ T4036] el0_svc+0x7c/0x1f0 [ 50.804658][ T4036] el0t_64_sync_handler+0x84/0xe4 [ 50.805857][ T4036] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.812684][ T4037] FAULT_INJECTION: forcing a failure. [ 50.812684][ T4037] name failslab, interval 1, probability 0, space 0, times 0 [ 50.815626][ T4037] CPU: 0 PID: 4037 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.817938][ T4037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.820305][ T4037] Call trace: [ 50.821122][ T4037] dump_backtrace+0x0/0x530 [ 50.822213][ T4037] show_stack+0x2c/0x3c [ 50.823206][ T4037] dump_stack_lvl+0x108/0x170 [ 50.824370][ T4037] dump_stack+0x1c/0x58 [ 50.825364][ T4037] should_fail+0x400/0x5cc [ 50.826464][ T4037] __should_failslab+0xbc/0x110 [ 50.827666][ T4037] should_failslab+0x10/0x28 [ 50.828782][ T4037] slab_pre_alloc_hook+0x64/0xe8 [ 50.829974][ T4037] kmem_cache_alloc_trace+0x9c/0x47c [ 50.831264][ T4037] blk_iolatency_init+0x64/0x43c [ 50.832472][ T4037] blkcg_init_queue+0x3f4/0x488 [ 50.833594][ T4037] blk_alloc_queue+0x3d4/0x4a8 [ 50.834720][ T4037] __blk_mq_alloc_disk+0x5c/0x154 [ 50.835979][ T4037] loop_add+0x260/0x7ac [ 50.836984][ T4037] loop_control_ioctl+0xec/0x62c [ 50.838147][ T4037] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.839275][ T4037] invoke_syscall+0x98/0x2b8 [ 50.840316][ T4037] el0_svc_common+0x138/0x258 [ 50.841336][ T4037] do_el0_svc+0x58/0x14c [ 50.842389][ T4037] el0_svc+0x7c/0x1f0 [ 50.843325][ T4037] el0t_64_sync_handler+0x84/0xe4 [ 50.844543][ T4037] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.851044][ T4038] FAULT_INJECTION: forcing a failure. [ 50.851044][ T4038] name failslab, interval 1, probability 0, space 0, times 0 [ 50.853951][ T4038] CPU: 1 PID: 4038 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.856302][ T4038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.858543][ T4038] Call trace: [ 50.859303][ T4038] dump_backtrace+0x0/0x530 [ 50.860465][ T4038] show_stack+0x2c/0x3c [ 50.861428][ T4038] dump_stack_lvl+0x108/0x170 [ 50.862598][ T4038] dump_stack+0x1c/0x58 [ 50.863561][ T4038] should_fail+0x400/0x5cc [ 50.864640][ T4038] __should_failslab+0xbc/0x110 [ 50.865903][ T4038] should_failslab+0x10/0x28 [ 50.866992][ T4038] slab_pre_alloc_hook+0x64/0xe8 [ 50.868178][ T4038] __kmalloc_track_caller+0x78/0x3d8 [ 50.869445][ T4038] kstrdup+0xe4/0x15c [ 50.870437][ T4038] kstrdup_const+0x54/0x6c [ 50.871452][ T4038] kvasprintf_const+0x1ac/0x230 [ 50.872587][ T4038] kobject_set_name_vargs+0xd0/0x1b8 [ 50.873864][ T4038] dev_set_name+0xe0/0x12c [ 50.874907][ T4038] device_add_disk+0x230/0xaa0 [ 50.876060][ T4038] loop_add+0x554/0x7ac [ 50.877083][ T4038] loop_control_ioctl+0xec/0x62c [ 50.878302][ T4038] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.879561][ T4038] invoke_syscall+0x98/0x2b8 [ 50.880669][ T4038] el0_svc_common+0x138/0x258 [ 50.881838][ T4038] do_el0_svc+0x58/0x14c [ 50.882839][ T4038] el0_svc+0x7c/0x1f0 [ 50.883837][ T4038] el0t_64_sync_handler+0x84/0xe4 [ 50.885066][ T4038] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.890714][ T4039] FAULT_INJECTION: forcing a failure. [ 50.890714][ T4039] name failslab, interval 1, probability 0, space 0, times 0 [ 50.893889][ T4039] CPU: 1 PID: 4039 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.896280][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.898653][ T4039] Call trace: [ 50.899430][ T4039] dump_backtrace+0x0/0x530 [ 50.900486][ T4039] show_stack+0x2c/0x3c [ 50.901515][ T4039] dump_stack_lvl+0x108/0x170 [ 50.902661][ T4039] dump_stack+0x1c/0x58 [ 50.903648][ T4039] should_fail+0x400/0x5cc [ 50.904749][ T4039] __should_failslab+0xbc/0x110 [ 50.905956][ T4039] should_failslab+0x10/0x28 [ 50.907100][ T4039] slab_pre_alloc_hook+0x64/0xe8 [ 50.908262][ T4039] kmem_cache_alloc+0x98/0x45c [ 50.909419][ T4039] debug_objects_fill_pool+0x614/0x7d4 [ 50.910726][ T4039] __debug_object_init+0x38/0x5b8 [ 50.911934][ T4039] debug_object_init+0x20/0x2c [ 50.913099][ T4039] init_timer_key+0x54/0x468 [ 50.914199][ T4039] blk_iolatency_init+0x2e8/0x43c [ 50.915402][ T4039] blkcg_init_queue+0x3f4/0x488 [ 50.916637][ T4039] blk_alloc_queue+0x3d4/0x4a8 [ 50.917806][ T4039] __blk_mq_alloc_disk+0x5c/0x154 [ 50.919047][ T4039] loop_add+0x260/0x7ac [ 50.919985][ T4039] loop_control_ioctl+0xec/0x62c [ 50.921165][ T4039] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.922375][ T4039] invoke_syscall+0x98/0x2b8 [ 50.923506][ T4039] el0_svc_common+0x138/0x258 [ 50.924586][ T4039] do_el0_svc+0x58/0x14c [ 50.925588][ T4039] el0_svc+0x7c/0x1f0 [ 50.926587][ T4039] el0t_64_sync_handler+0x84/0xe4 [ 50.927879][ T4039] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.937660][ T4040] FAULT_INJECTION: forcing a failure. [ 50.937660][ T4040] name failslab, interval 1, probability 0, space 0, times 0 [ 50.940964][ T4040] CPU: 1 PID: 4040 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.943320][ T4040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.945738][ T4040] Call trace: [ 50.946491][ T4040] dump_backtrace+0x0/0x530 [ 50.947613][ T4040] show_stack+0x2c/0x3c [ 50.948723][ T4040] dump_stack_lvl+0x108/0x170 [ 50.949798][ T4040] dump_stack+0x1c/0x58 [ 50.950786][ T4040] should_fail+0x400/0x5cc [ 50.951889][ T4040] __should_failslab+0xbc/0x110 [ 50.953086][ T4040] should_failslab+0x10/0x28 [ 50.954288][ T4040] slab_pre_alloc_hook+0x64/0xe8 [ 50.955463][ T4040] kmem_cache_alloc+0x98/0x45c [ 50.956607][ T4040] debug_objects_fill_pool+0x544/0x7d4 [ 50.957975][ T4040] __debug_object_init+0x38/0x5b8 [ 50.959164][ T4040] debug_object_init+0x20/0x2c [ 50.960322][ T4040] init_timer_key+0x54/0x468 [ 50.961481][ T4040] blk_mq_realloc_hw_ctxs+0x4ec/0x12ec [ 50.962767][ T4040] blk_mq_init_allocated_queue+0x384/0x15b8 [ 50.964154][ T4040] __blk_mq_alloc_disk+0x88/0x154 [ 50.965310][ T4040] loop_add+0x260/0x7ac [ 50.966303][ T4040] loop_control_ioctl+0xec/0x62c [ 50.967423][ T4040] __arm64_sys_ioctl+0x14c/0x1c8 [ 50.968625][ T4040] invoke_syscall+0x98/0x2b8 [ 50.969740][ T4040] el0_svc_common+0x138/0x258 [ 50.970921][ T4040] do_el0_svc+0x58/0x14c [ 50.972004][ T4040] el0_svc+0x7c/0x1f0 [ 50.972962][ T4040] el0t_64_sync_handler+0x84/0xe4 [ 50.974082][ T4040] el0t_64_sync+0x1a0/0x1a4 executing program [ 50.984138][ T4041] FAULT_INJECTION: forcing a failure. [ 50.984138][ T4041] name failslab, interval 1, probability 0, space 0, times 0 [ 50.987174][ T4041] CPU: 0 PID: 4041 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 50.989437][ T4041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 50.991813][ T4041] Call trace: [ 50.992540][ T4041] dump_backtrace+0x0/0x530 [ 50.993584][ T4041] show_stack+0x2c/0x3c [ 50.994495][ T4041] dump_stack_lvl+0x108/0x170 [ 50.995640][ T4041] dump_stack+0x1c/0x58 [ 50.996597][ T4041] should_fail+0x400/0x5cc [ 50.997659][ T4041] __should_failslab+0xbc/0x110 [ 50.998812][ T4041] should_failslab+0x10/0x28 [ 50.999894][ T4041] slab_pre_alloc_hook+0x64/0xe8 [ 51.000974][ T4041] kmem_cache_alloc+0x98/0x45c [ 51.002079][ T4041] debug_objects_fill_pool+0x420/0x7d4 [ 51.003338][ T4041] __debug_object_init+0x38/0x5b8 [ 51.004541][ T4041] debug_object_init+0x20/0x2c [ 51.005679][ T4041] __init_work+0x58/0x68 [ 51.006690][ T4041] wb_init+0x318/0x758 [ 51.007653][ T4041] bdi_init+0x1b4/0x304 [ 51.008554][ T4041] bdi_alloc+0x68/0x144 [ 51.009537][ T4041] __alloc_disk_node+0x94/0x440 [ 51.010713][ T4041] __blk_mq_alloc_disk+0xe8/0x154 [ 51.011845][ T4041] loop_add+0x260/0x7ac [ 51.012807][ T4041] loop_control_ioctl+0xec/0x62c [ 51.013904][ T4041] __arm64_sys_ioctl+0x14c/0x1c8 [ 51.015146][ T4041] invoke_syscall+0x98/0x2b8 [ 51.016252][ T4041] el0_svc_common+0x138/0x258 [ 51.017374][ T4041] do_el0_svc+0x58/0x14c [ 51.018433][ T4041] el0_svc+0x7c/0x1f0 [ 51.019351][ T4041] el0t_64_sync_handler+0x84/0xe4 [ 51.020506][ T4041] el0t_64_sync+0x1a0/0x1a4 executing program [ 51.031892][ T4042] FAULT_INJECTION: forcing a failure. [ 51.031892][ T4042] name failslab, interval 1, probability 0, space 0, times 0 [ 51.034996][ T4042] CPU: 0 PID: 4042 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 51.037280][ T4042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 51.039631][ T4042] Call trace: [ 51.040403][ T4042] dump_backtrace+0x0/0x530 [ 51.041426][ T4042] show_stack+0x2c/0x3c [ 51.042399][ T4042] dump_stack_lvl+0x108/0x170 [ 51.043493][ T4042] dump_stack+0x1c/0x58 [ 51.044540][ T4042] should_fail+0x400/0x5cc [ 51.045593][ T4042] __should_failslab+0xbc/0x110 [ 51.046713][ T4042] should_failslab+0x10/0x28 [ 51.047801][ T4042] slab_pre_alloc_hook+0x64/0xe8 [ 51.049007][ T4042] kmem_cache_alloc_trace+0x9c/0x47c [ 51.050284][ T4042] blk_iolatency_init+0x64/0x43c [ 51.051462][ T4042] blkcg_init_queue+0x3f4/0x488 [ 51.052645][ T4042] blk_alloc_queue+0x3d4/0x4a8 [ 51.053839][ T4042] __blk_mq_alloc_disk+0x5c/0x154 [ 51.055156][ T4042] loop_add+0x260/0x7ac [ 51.056165][ T4042] loop_control_ioctl+0xec/0x62c [ 51.057318][ T4042] __arm64_sys_ioctl+0x14c/0x1c8 [ 51.058458][ T4042] invoke_syscall+0x98/0x2b8 [ 51.059579][ T4042] el0_svc_common+0x138/0x258 [ 51.060722][ T4042] do_el0_svc+0x58/0x14c [ 51.061715][ T4042] el0_svc+0x7c/0x1f0 [ 51.062665][ T4042] el0t_64_sync_handler+0x84/0xe4 [ 51.063911][ T4042] el0t_64_sync+0x1a0/0x1a4 executing program [ 51.069466][ T4043] FAULT_INJECTION: forcing a failure. [ 51.069466][ T4043] name failslab, interval 1, probability 0, space 0, times 0 [ 51.072603][ T4043] CPU: 0 PID: 4043 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 51.074988][ T4043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 51.077363][ T4043] Call trace: [ 51.078133][ T4043] dump_backtrace+0x0/0x530 [ 51.079219][ T4043] show_stack+0x2c/0x3c [ 51.080197][ T4043] dump_stack_lvl+0x108/0x170 [ 51.081325][ T4043] dump_stack+0x1c/0x58 [ 51.082285][ T4043] should_fail+0x400/0x5cc [ 51.083314][ T4043] __should_failslab+0xbc/0x110 [ 51.084496][ T4043] should_failslab+0x10/0x28 [ 51.085585][ T4043] slab_pre_alloc_hook+0x64/0xe8 [ 51.086704][ T4043] kmem_cache_alloc_trace+0x9c/0x47c [ 51.087952][ T4043] blk_iolatency_init+0x64/0x43c [ 51.089054][ T4043] blkcg_init_queue+0x3f4/0x488 [ 51.090181][ T4043] blk_alloc_queue+0x3d4/0x4a8 [ 51.091249][ T4043] __blk_mq_alloc_disk+0x5c/0x154 [ 51.092434][ T4043] loop_add+0x260/0x7ac [ 51.093380][ T4043] loop_control_ioctl+0xec/0x62c [ 51.094603][ T4043] __arm64_sys_ioctl+0x14c/0x1c8 [ 51.095797][ T4043] invoke_syscall+0x98/0x2b8 [ 51.096893][ T4043] el0_svc_common+0x138/0x258 [ 51.097993][ T4043] do_el0_svc+0x58/0x14c [ 51.099011][ T4043] el0_svc+0x7c/0x1f0 [ 51.099943][ T4043] el0t_64_sync_handler+0x84/0xe4 [ 51.101102][ T4043] el0t_64_sync+0x1a0/0x1a4 executing program [ 51.107252][ T4044] FAULT_INJECTION: forcing a failure. [ 51.107252][ T4044] name failslab, interval 1, probability 0, space 0, times 0 [ 51.110523][ T4044] CPU: 1 PID: 4044 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 51.112894][ T4044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 51.115151][ T4044] Call trace: [ 51.115922][ T4044] dump_backtrace+0x0/0x530 [ 51.116989][ T4044] show_stack+0x2c/0x3c [ 51.117941][ T4044] dump_stack_lvl+0x108/0x170 [ 51.118973][ T4044] dump_stack+0x1c/0x58 [ 51.119972][ T4044] should_fail+0x400/0x5cc [ 51.120979][ T4044] __should_failslab+0xbc/0x110 [ 51.122168][ T4044] should_failslab+0x10/0x28 [ 51.123264][ T4044] slab_pre_alloc_hook+0x64/0xe8 [ 51.124488][ T4044] __kmalloc_track_caller+0x78/0x3d8 [ 51.125806][ T4044] kstrdup+0xe4/0x15c [ 51.126807][ T4044] kstrdup_const+0x54/0x6c [ 51.127832][ T4044] kvasprintf_const+0x1ac/0x230 [ 51.129040][ T4044] kobject_set_name_vargs+0xd0/0x1b8 [ 51.130331][ T4044] dev_set_name+0xe0/0x12c [ 51.131424][ T4044] device_add_disk+0x230/0xaa0 [ 51.132540][ T4044] loop_add+0x554/0x7ac [ 51.133582][ T4044] loop_control_ioctl+0xec/0x62c [ 51.134762][ T4044] __arm64_sys_ioctl+0x14c/0x1c8 [ 51.135998][ T4044] invoke_syscall+0x98/0x2b8 [ 51.137024][ T4044] el0_svc_common+0x138/0x258 [ 51.138084][ T4044] do_el0_svc+0x58/0x14c [ 51.139125][ T4044] el0_svc+0x7c/0x1f0 [ 51.140061][ T4044] el0t_64_sync_handler+0x84/0xe4 [ 51.141302][ T4044] el0t_64_sync+0x1a0/0x1a4 executing program [ 51.148736][ T4045] FAULT_INJECTION: forcing a failure. [ 51.148736][ T4045] name failslab, interval 1, probability 0, space 0, times 0 [ 51.151989][ T4045] CPU: 1 PID: 4045 Comm: syz-executor281 Tainted: G W 5.15.114-syzkaller #0 [ 51.154294][ T4045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 51.156541][ T4045] Call trace: [ 51.157335][ T4045] dump_backtrace+0x0/0x530 [ 51.158392][ T4045] show_stack+0x2c/0x3c [ 51.159384][ T4045] dump_stack_lvl+0x108/0x170 [ 51.160525][ T4045] dump_stack+0x1c/0x58 [ 51.161527][ T4045] should_fail+0x400/0x5cc [ 51.162654][ T4045] __should_failslab+0xbc/0x110 [ 51.163838][ T4045] should_failslab+0x10/0x28 [ 51.164939][ T4045] slab_pre_alloc_hook+0x64/0xe8 [ 51.166166][ T4045] kmem_cache_alloc_trace+0x9c/0x47c [ 51.167441][ T4045] rand_initialize_disk+0x58/0xc0 [ 51.168651][ T4045] __alloc_disk_node+0x290/0x440 [ 51.169849][ T4045] __blk_mq_alloc_disk+0xe8/0x154 [ 51.171050][ T4045] loop_add+0x260/0x7ac [ 51.172050][ T4045] loop_control_ioctl+0xec/0x62c [ 51.173227][ T4045] __arm64_sys_ioctl+0x14c/0x1c8 [ 51.174409][ T4045] invoke_syscall+0x98/0x2b8 [ 51.175524][ T4045] el0_svc_common+0x138/0x258 [ 51.176586][ T4045] do_el0_svc+0x58/0x14c [ 51.177630][ T4045] el0_svc+0x7c/0x1f0 [ 51.178582][ T4045] el0t_64_sync_handler+0x84/0xe4 [ 51.179805][ T4045] el0t_64_sync+0x1a0/0x1a4 executing program [ 51.190944][ T4046] FAULT_INJECTION: forcing a failure. [ 51.190944][ T4046] name failslab, interval 1, probability 0, space 0, times 0 [ 51.194091][ T4046] CPU: 0 PID: 4046 Comm: syz-executo