[ 403.390560][T17103] FAULT_INJECTION: forcing a failure. [ 403.390560][T17103] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 403.390590][T17103] CPU: 0 UID: 0 PID: 17103 Comm: syz.0.5674 Not tainted syzkaller #0 PREEMPT [ 403.390608][T17103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 403.390615][T17103] Call trace: [ 403.390619][T17103] show_stack+0x2c/0x3c (C) [ 403.390635][T17103] __dump_stack+0x30/0x40 [ 403.390646][T17103] dump_stack_lvl+0xd8/0x12c [ 403.390657][T17103] dump_stack+0x1c/0x28 [ 403.390666][T17103] should_fail_ex+0x41c/0x590 [ 403.390677][T17103] should_fail+0x14/0x24 [ 403.390686][T17103] should_fail_usercopy+0x20/0x30 [ 403.390697][T17103] simple_read_from_buffer+0xc4/0x238 [ 403.390707][T17103] proc_fail_nth_read+0x1a8/0x248 [ 403.390715][T17103] vfs_read+0x230/0x8c8 [ 403.390725][T17103] ksys_read+0x12c/0x228 [ 403.390735][T17103] __arm64_sys_read+0x7c/0x90 [ 403.390745][T17103] invoke_syscall+0x98/0x244 [ 403.390755][T17103] el0_svc_common+0xec/0x23c [ 403.390765][T17103] do_el0_svc+0x4c/0x5c [ 403.390774][T17103] el0_svc+0x64/0x260 [ 403.390783][T17103] el0t_64_sync_handler+0x48/0x148 [ 403.390792][T17103] el0t_64_sync+0x198/0x19c [ 403.449426][T17105] FAULT_INJECTION: forcing a failure. [ 403.449426][T17105] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 403.449457][T17105] CPU: 1 UID: 0 PID: 17105 Comm: syz.0.5675 Not tainted syzkaller #0 PREEMPT [ 403.449473][T17105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 403.449481][T17105] Call trace: [ 403.449485][T17105] show_stack+0x2c/0x3c (C) [ 403.449501][T17105] __dump_stack+0x30/0x40 [ 403.449514][T17105] dump_stack_lvl+0xd8/0x12c [ 403.449524][T17105] dump_stack+0x1c/0x28 [ 403.449534][T17105] should_fail_ex+0x41c/0x590 [ 403.449545][T17105] should_fail+0x14/0x24 [ 403.449555][T17105] should_fail_usercopy+0x20/0x30 [ 403.449565][T17105] simple_read_from_buffer+0xc4/0x238 [ 403.449575][T17105] proc_fail_nth_read+0x1a8/0x248 [ 403.449583][T17105] vfs_read+0x230/0x8c8 [ 403.449593][T17105] ksys_read+0x12c/0x228 [ 403.449608][T17105] __arm64_sys_read+0x7c/0x90 [ 403.449623][T17105] invoke_syscall+0x98/0x244 [ 403.449634][T17105] el0_svc_common+0xec/0x23c [ 403.449644][T17105] do_el0_svc+0x4c/0x5c [ 403.449654][T17105] el0_svc+0x64/0x260 [ 403.449663][T17105] el0t_64_sync_handler+0x48/0x148 [ 403.449672][T17105] el0t_64_sync+0x198/0x19c [ 403.518755][T17107] FAULT_INJECTION: forcing a failure. [ 403.518755][T17107] name failslab, interval 1, probability 0, space 0, times 0 [ 403.518785][T17107] CPU: 0 UID: 0 PID: 17107 Comm: syz.0.5676 Not tainted syzkaller #0 PREEMPT [ 403.518798][T17107] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 403.518805][T17107] Call trace: [ 403.518810][T17107] show_stack+0x2c/0x3c (C) [ 403.518826][T17107] __dump_stack+0x30/0x40 [ 403.518839][T17107] dump_stack_lvl+0xd8/0x12c [ 403.518849][T17107] dump_stack+0x1c/0x28 [ 403.518859][T17107] should_fail_ex+0x41c/0x590 [ 403.518870][T17107] should_failslab+0xc4/0x120 [ 403.518878][T17107] __kmalloc_cache_noprof+0x94/0x5ec [ 403.518888][T17107] qfq_change_class+0x870/0xc30 [ 403.518899][T17107] tc_ctl_tclass+0xa0c/0x11b0 [ 403.518909][T17107] rtnetlink_rcv_msg+0x630/0x9bc [ 403.518921][T17107] netlink_rcv_skb+0x238/0x414 [ 403.518929][T17107] rtnetlink_rcv+0x28/0x38 [ 403.518939][T17107] netlink_unicast+0x600/0x7f8 [ 403.518946][T17107] netlink_sendmsg+0x648/0x948 [ 403.518954][T17107] __sock_sendmsg+0xc8/0x17c [ 403.518962][T17107] ____sys_sendmsg+0x3d0/0x6c8 [ 403.518970][T17107] ___sys_sendmsg+0x198/0x224 [ 403.518978][T17107] __sys_sendmsg+0x158/0x204 [ 403.518986][T17107] __arm64_sys_sendmsg+0x80/0x94 [ 403.518994][T17107] invoke_syscall+0x98/0x244 [ 403.519004][T17107] el0_svc_common+0xec/0x23c [ 403.519014][T17107] do_el0_svc+0x4c/0x5c [ 403.519024][T17107] el0_svc+0x64/0x260 [ 403.519033][T17107] el0t_64_sync_handler+0x48/0x148 [ 403.519042][T17107] el0t_64_sync+0x198/0x19c [ 403.590731][T17109] FAULT_INJECTION: forcing a failure. [ 403.590731][T17109] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 403.590761][T17109] CPU: 1 UID: 0 PID: 17109 Comm: syz.0.5677 Not tainted syzkaller #0 PREEMPT [ 403.590775][T17109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 403.590782][T17109] Call trace: [ 403.590786][T17109] show_stack+0x2c/0x3c (C) [ 403.590803][T17109] __dump_stack+0x30/0x40 [ 403.590814][T17109] dump_stack_lvl+0xd8/0x12c [ 403.590825][T17109] dump_stack+0x1c/0x28 [ 403.590834][T17109] should_fail_ex+0x41c/0x590 [ 403.590845][T17109] should_fail+0x14/0x24 [ 403.590855][T17109] should_fail_usercopy+0x20/0x30 [ 403.590865][T17109] simple_read_from_buffer+0xc4/0x238 [ 403.590875][T17109] proc_fail_nth_read+0x1a8/0x248 [ 403.590884][T17109] vfs_read+0x230/0x8c8 [ 403.590894][T17109] ksys_read+0x12c/0x228 [ 403.590904][T17109] __arm64_sys_read+0x7c/0x90 [ 403.590914][T17109] invoke_syscall+0x98/0x244 [ 403.590924][T17109] el0_svc_common+0xec/0x23c [ 403.590934][T17109] do_el0_svc+0x4c/0x5c [ 403.590944][T17109] el0_svc+0x64/0x260 [ 403.590953][T17109] el0t_64_sync_handler+0x48/0x148 [ 403.590962][T17109] el0t_64_sync+0x198/0x19c [ 403.639883][T17111] FAULT_INJECTION: forcing a failure. [ 403.639883][T17111] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 403.639914][T17111] CPU: 0 UID: 0 PID: 17111 Comm: syz.0.5678 Not tainted syzkaller #0 PREEMPT [ 403.639928][T17111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 403.639935][T17111] Call trace: [ 403.639938][T17111] show_stack+0x2c/0x3c (C) [ 403.639953][T17111] __dump_stack+0x30/0x40 [ 403.639964][T17111] dump_stack_lvl+0xd8/0x12c [ 403.639974][T17111] dump_stack+0x1c/0x28 [ 403.639984][T17111] should_fail_ex+0x41c/0x590 [ 403.639995][T17111] should_fail+0x14/0x24 [ 403.640004][T17111] should_fail_usercopy+0x20/0x30 [ 403.640014][T17111] simple_read_from_buffer+0xc4/0x238 [ 403.640024][T17111] proc_fail_nth_read+0x1a8/0x248 [ 403.640032][T17111] vfs_read+0x230/0x8c8 [ 403.640042][T17111] ksys_read+0x12c/0x228 [ 403.640052][T17111] __arm64_sys_read+0x7c/0x90 [ 403.640062][T17111] invoke_syscall+0x98/0x244 [ 403.640073][T17111] el0_svc_common+0xec/0x23c [ 403.640082][T17111] do_el0_svc+0x4c/0x5c [ 403.640092][T17111] el0_svc+0x64/0x260 [ 403.640101][T17111] el0t_64_sync_handler+0x48/0x148 [ 403.640110][T17111] el0t_64_sync+0x198/0x19c [ 403.709406][T17113] FAULT_INJECTION: forcing a failure. [ 403.709406][T17113] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 403.709435][T17113] CPU: 1 UID: 0 PID: 17113 Comm: syz.0.5679 Not tainted syzkaller #0 PREEMPT [ 403.709446][T17113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 403.709452][T17113] Call trace: [ 403.709456][T17113] show_stack+0x2c/0x3c (C) [ 403.709477][T17113] __dump_stack+0x30/0x40 [ 403.709488][T17113] dump_stack_lvl+0xd8/0x12c [ 403.709499][T17113] dump_stack+0x1c/0x28 [ 403.709508][T17113] should_fail_ex+0x41c/0x590 [ 403.709521][T17113] should_fail+0x14/0x24 [ 403.709530][T17113] should_fail_usercopy+0x20/0x30 [ 403.709541][T17113] simple_read_from_buffer+0xc4/0x238 [ 403.709551][T17113] proc_fail_nth_read+0x1a8/0x248 [ 403.709560][T17113] vfs_read+0x230/0x8c8 [ 403.709571][T17113] ksys_read+0x12c/0x228 [ 403.709581][T17113] __arm64_sys_read+0x7c/0x90 [ 403.709591][T17113] invoke_syscall+0x98/0x244 [ 403.709601][T17113] el0_svc_common+0xec/0x23c [ 403.709617][T17113] do_el0_svc+0x4c/0x5c [ 403.709627][T17113] el0_svc+0x64/0x260 [ 403.709638][T17113] el0t_64_sync_handler+0x48/0x148 [ 403.709647][T17113] el0t_64_sync+0x198/0x19c [ 403.769607][T17115] FAULT_INJECTION: forcing a failure. [ 403.769607][T17115] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 403.769637][T17115] CPU: 0 UID: 0 PID: 17115 Comm: syz.0.5680 Not tainted syzkaller #0 PREEMPT [ 403.769650][T17115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 403.769655][T17115] Call trace: [ 403.769659][T17115] show_stack+0x2c/0x3c (C) [ 403.769674][T17115] __dump_stack+0x30/0x40 [ 403.769686][T17115] dump_stack_lvl+0xd8/0x12c [ 403.769696][T17115] dump_stack+0x1c/0x28 [ 403.769706][T17115] should_fail_ex+0x41c/0x590 [ 403.769718][T17115] should_fail+0x14/0x24 [ 403.769727][T17115] should_fail_usercopy+0x20/0x30 [ 403.769738][T17115] simple_read_from_buffer+0xc4/0x238 [ 403.769748][T17115] proc_fail_nth_read+0x1a8/0x248 [ 403.769756][T17115] vfs_read+0x230/0x8c8 [ 403.769766][T17115] ksys_read+0x12c/0x228 [ 403.769776][T17115] __arm64_sys_read+0x7c/0x90 [ 403.769786][T17115] invoke_syscall+0x98/0x244 [ 403.769796][T17115] el0_svc_common+0xec/0x23c [ 403.769805][T17115] do_el0_svc+0x4c/0x5c [ 403.769815][T17115] el0_svc+0x64/0x260 [ 403.769824][T17115] el0t_64_sync_handler+0x48/0x148 [ 403.769833][T17115] el0t_64_sync+0x198/0x19c [ 403.810150][T17117] FAULT_INJECTION: forcing a failure. [ 403.810150][T17117] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 403.810179][T17117] CPU: 0 UID: 0 PID: 17117 Comm: syz.0.5681 Not tainted syzkaller #0 PREEMPT [ 403.810193][T17117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 403.810199][T17117] Call trace: [ 403.810202][T17117] show_stack+0x2c/0x3c (C) [ 403.810217][T17117] __dump_stack+0x30/0x40 [ 403.810227][T17117] dump_stack_lvl+0xd8/0x12c [ 403.810237][T17117] dump_stack+0x1c/0x28 [ 403.810247][T17117] should_fail_ex+0x41c/0x590 [ 403.810258][T17117] should_fail+0x14/0x24 [ 403.810267][T17117] should_fail_usercopy+0x20/0x30 [ 403.810278][T17117] simple_read_from_buffer+0xc4/0x238 [ 403.810287][T17117] proc_fail_nth_read+0x1a8/0x248 [ 403.810295][T17117] vfs_read+0x230/0x8c8 [ 403.810305][T17117] ksys_read+0x12c/0x228 [ 403.810315][T17117] __arm64_sys_read+0x7c/0x90 [ 403.810325][T17117] invoke_syscall+0x98/0x244 [ 403.810336][T17117] el0_svc_common+0xec/0x23c [ 403.810345][T17117] do_el0_svc+0x4c/0x5c [ 403.810355][T17117] el0_svc+0x64/0x260 [ 403.810364][T17117] el0t_64_sync_handler+0x48/0x148 [ 403.810372][T17117] el0t_64_sync+0x198/0x19c [ 403.869334][T17119] FAULT_INJECTION: forcing a failure. [ 403.869334][T17119] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 403.869362][T17119] CPU: 1 UID: 0 PID: 17119 Comm: syz.0.5682 Not tainted syzkaller #0 PREEMPT [ 403.869373][T17119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 403.869379][T17119] Call trace: [ 403.869383][T17119] show_stack+0x2c/0x3c (C) [ 403.869401][T17119] __dump_stack+0x30/0x40 [ 403.869412][T17119] dump_stack_lvl+0xd8/0x12c [ 403.869423][T17119] dump_stack+0x1c/0x28 [ 403.869433][T17119] should_fail_ex+0x41c/0x590 [ 403.869443][T17119] should_fail+0x14/0x24 [ 403.869453][T17119] should_fail_usercopy+0x20/0x30 [ 403.869463][T17119] simple_read_from_buffer+0xc4/0x238 [ 403.869473][T17119] proc_fail_nth_read+0x1a8/0x248 [ 403.869481][T17119] vfs_read+0x230/0x8c8 [ 403.869491][T17119] ksys_read+0x12c/0x228 [ 403.869501][T17119] __arm64_sys_read+0x7c/0x90 [ 403.869511][T17119] invoke_syscall+0x98/0x244 [ 403.869521][T17119] el0_svc_common+0xec/0x23c [ 403.869531][T17119] do_el0_svc+0x4c/0x5c [ 403.869540][T17119] el0_svc+0x64/0x260 [ 403.869550][T17119] el0t_64_sync_handler+0x48/0x148 [ 403.869558][T17119] el0t_64_sync+0x198/0x19c [ 403.929271][T17121] FAULT_INJECTION: forcing a failure. [ 403.929271][T17121] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 403.929302][T17121] CPU: 1 UID: 0 PID: 17121 Comm: syz.0.5683 Not tainted syzkaller #0 PREEMPT [ 403.929315][T17121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 403.929321][T17121] Call trace: [ 403.929324][T17121] show_stack+0x2c/0x3c (C) [ 403.929344][T17121] __dump_stack+0x30/0x40 [ 403.929355][T17121] dump_stack_lvl+0xd8/0x12c [ 403.929365][T17121] dump_stack+0x1c/0x28 [ 403.929374][T17121] should_fail_ex+0x41c/0x590 [ 403.929385][T17121] should_fail+0x14/0x24 [ 403.929395][T17121] should_fail_usercopy+0x20/0x30 [ 403.929405][T17121] simple_read_from_buffer+0xc4/0x238 [ 403.929416][T17121] proc_fail_nth_read+0x1a8/0x248 [ 403.929424][T17121] vfs_read+0x230/0x8c8 [ 403.929435][T17121] ksys_read+0x12c/0x228 [ 403.929445][T17121] __arm64_sys_read+0x7c/0x90 [ 403.929455][T17121] invoke_syscall+0x98/0x244 [ 403.929465][T17121] el0_svc_common+0xec/0x23c [ 403.929475][T17121] do_el0_svc+0x4c/0x5c [ 403.929484][T17121] el0_svc+0x64/0x260 [ 403.929494][T17121] el0t_64_sync_handler+0x48/0x148 [ 403.929503][T17121] el0t_64_sync+0x198/0x19c [ 403.970192][T17123] FAULT_INJECTION: forcing a failure. [ 403.970192][T17123] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 403.970221][T17123] CPU: 1 UID: 0 PID: 17123 Comm: syz.0.5684 Not tainted syzkaller #0 PREEMPT [ 403.970234][T17123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 403.970241][T17123] Call trace: [ 403.970246][T17123] show_stack+0x2c/0x3c (C) [ 403.970264][T17123] __dump_stack+0x30/0x40 [ 403.970276][T17123] dump_stack_lvl+0xd8/0x12c [ 403.970286][T17123] dump_stack+0x1c/0x28 [ 403.970296][T17123] should_fail_ex+0x41c/0x590 [ 403.970308][T17123] should_fail+0x14/0x24 [ 403.970317][T17123] should_fail_usercopy+0x20/0x30 [ 403.970327][T17123] simple_read_from_buffer+0xc4/0x238 [ 403.970338][T17123] proc_fail_nth_read+0x1a8/0x248 [ 403.970346][T17123] vfs_read+0x230/0x8c8 [ 403.970357][T17123] ksys_read+0x12c/0x228 [ 403.970367][T17123] __arm64_sys_read+0x7c/0x90 [ 403.970378][T17123] invoke_syscall+0x98/0x244 [ 403.970388][T17123] el0_svc_common+0xec/0x23c [ 403.970398][T17123] do_el0_svc+0x4c/0x5c [ 403.970407][T17123] el0_svc+0x64/0x260 [ 403.970417][T17123] el0t_64_sync_handler+0x48/0x148 [ 403.970425][T17123] el0t_64_sync+0x198/0x19c [ 404.030082][T17125] FAULT_INJECTION: forcing a failure. [ 404.030082][T17125] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.030110][T17125] CPU: 0 UID: 0 PID: 17125 Comm: syz.0.5685 Not tainted syzkaller #0 PREEMPT [ 404.030123][T17125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.030130][T17125] Call trace: [ 404.030134][T17125] show_stack+0x2c/0x3c (C) [ 404.030152][T17125] __dump_stack+0x30/0x40 [ 404.030165][T17125] dump_stack_lvl+0xd8/0x12c [ 404.030175][T17125] dump_stack+0x1c/0x28 [ 404.030185][T17125] should_fail_ex+0x41c/0x590 [ 404.030197][T17125] should_fail+0x14/0x24 [ 404.030206][T17125] should_fail_usercopy+0x20/0x30 [ 404.030217][T17125] simple_read_from_buffer+0xc4/0x238 [ 404.030227][T17125] proc_fail_nth_read+0x1a8/0x248 [ 404.030236][T17125] vfs_read+0x230/0x8c8 [ 404.030246][T17125] ksys_read+0x12c/0x228 [ 404.030256][T17125] __arm64_sys_read+0x7c/0x90 [ 404.030266][T17125] invoke_syscall+0x98/0x244 [ 404.030277][T17125] el0_svc_common+0xec/0x23c [ 404.030286][T17125] do_el0_svc+0x4c/0x5c [ 404.030296][T17125] el0_svc+0x64/0x260 [ 404.030305][T17125] el0t_64_sync_handler+0x48/0x148 [ 404.030314][T17125] el0t_64_sync+0x198/0x19c [ 404.069613][T17127] FAULT_INJECTION: forcing a failure. [ 404.069613][T17127] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.069640][T17127] CPU: 0 UID: 0 PID: 17127 Comm: syz.0.5686 Not tainted syzkaller #0 PREEMPT [ 404.069654][T17127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.069661][T17127] Call trace: [ 404.069665][T17127] show_stack+0x2c/0x3c (C) [ 404.069680][T17127] __dump_stack+0x30/0x40 [ 404.069692][T17127] dump_stack_lvl+0xd8/0x12c [ 404.069702][T17127] dump_stack+0x1c/0x28 [ 404.069711][T17127] should_fail_ex+0x41c/0x590 [ 404.069722][T17127] should_fail+0x14/0x24 [ 404.069732][T17127] should_fail_usercopy+0x20/0x30 [ 404.069742][T17127] simple_read_from_buffer+0xc4/0x238 [ 404.069752][T17127] proc_fail_nth_read+0x1a8/0x248 [ 404.069760][T17127] vfs_read+0x230/0x8c8 [ 404.069770][T17127] ksys_read+0x12c/0x228 [ 404.069780][T17127] __arm64_sys_read+0x7c/0x90 [ 404.069790][T17127] invoke_syscall+0x98/0x244 [ 404.069800][T17127] el0_svc_common+0xec/0x23c [ 404.069810][T17127] do_el0_svc+0x4c/0x5c [ 404.069820][T17127] el0_svc+0x64/0x260 [ 404.069829][T17127] el0t_64_sync_handler+0x48/0x148 [ 404.069838][T17127] el0t_64_sync+0x198/0x19c [ 404.110094][T17129] FAULT_INJECTION: forcing a failure. [ 404.110094][T17129] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.110120][T17129] CPU: 0 UID: 0 PID: 17129 Comm: syz.0.5687 Not tainted syzkaller #0 PREEMPT [ 404.110132][T17129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.110138][T17129] Call trace: [ 404.110142][T17129] show_stack+0x2c/0x3c (C) [ 404.110159][T17129] __dump_stack+0x30/0x40 [ 404.110171][T17129] dump_stack_lvl+0xd8/0x12c [ 404.110181][T17129] dump_stack+0x1c/0x28 [ 404.110191][T17129] should_fail_ex+0x41c/0x590 [ 404.110201][T17129] should_fail+0x14/0x24 [ 404.110211][T17129] should_fail_usercopy+0x20/0x30 [ 404.110221][T17129] simple_read_from_buffer+0xc4/0x238 [ 404.110231][T17129] proc_fail_nth_read+0x1a8/0x248 [ 404.110239][T17129] vfs_read+0x230/0x8c8 [ 404.110249][T17129] ksys_read+0x12c/0x228 [ 404.110259][T17129] __arm64_sys_read+0x7c/0x90 [ 404.110269][T17129] invoke_syscall+0x98/0x244 [ 404.110279][T17129] el0_svc_common+0xec/0x23c [ 404.110289][T17129] do_el0_svc+0x4c/0x5c [ 404.110299][T17129] el0_svc+0x64/0x260 [ 404.110308][T17129] el0t_64_sync_handler+0x48/0x148 [ 404.110316][T17129] el0t_64_sync+0x198/0x19c [ 404.148458][T17131] FAULT_INJECTION: forcing a failure. [ 404.148458][T17131] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.148486][T17131] CPU: 1 UID: 0 PID: 17131 Comm: syz.0.5688 Not tainted syzkaller #0 PREEMPT [ 404.148499][T17131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.148507][T17131] Call trace: [ 404.148511][T17131] show_stack+0x2c/0x3c (C) [ 404.148526][T17131] __dump_stack+0x30/0x40 [ 404.148537][T17131] dump_stack_lvl+0xd8/0x12c [ 404.148548][T17131] dump_stack+0x1c/0x28 [ 404.148557][T17131] should_fail_ex+0x41c/0x590 [ 404.148568][T17131] should_fail+0x14/0x24 [ 404.148577][T17131] should_fail_usercopy+0x20/0x30 [ 404.148587][T17131] simple_read_from_buffer+0xc4/0x238 [ 404.148597][T17131] proc_fail_nth_read+0x1a8/0x248 [ 404.148610][T17131] vfs_read+0x230/0x8c8 [ 404.148621][T17131] ksys_read+0x12c/0x228 [ 404.148632][T17131] __arm64_sys_read+0x7c/0x90 [ 404.148643][T17131] invoke_syscall+0x98/0x244 [ 404.148654][T17131] el0_svc_common+0xec/0x23c [ 404.148664][T17131] do_el0_svc+0x4c/0x5c [ 404.148673][T17131] el0_svc+0x64/0x260 [ 404.148682][T17131] el0t_64_sync_handler+0x48/0x148 [ 404.148691][T17131] el0t_64_sync+0x198/0x19c [ 404.209246][T17133] FAULT_INJECTION: forcing a failure. [ 404.209246][T17133] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.209278][T17133] CPU: 0 UID: 0 PID: 17133 Comm: syz.0.5689 Not tainted syzkaller #0 PREEMPT [ 404.209292][T17133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.209299][T17133] Call trace: [ 404.209304][T17133] show_stack+0x2c/0x3c (C) [ 404.209323][T17133] __dump_stack+0x30/0x40 [ 404.209337][T17133] dump_stack_lvl+0xd8/0x12c [ 404.209347][T17133] dump_stack+0x1c/0x28 [ 404.209357][T17133] should_fail_ex+0x41c/0x590 [ 404.209369][T17133] should_fail+0x14/0x24 [ 404.209379][T17133] should_fail_usercopy+0x20/0x30 [ 404.209389][T17133] simple_read_from_buffer+0xc4/0x238 [ 404.209400][T17133] proc_fail_nth_read+0x1a8/0x248 [ 404.209408][T17133] vfs_read+0x230/0x8c8 [ 404.209418][T17133] ksys_read+0x12c/0x228 [ 404.209428][T17133] __arm64_sys_read+0x7c/0x90 [ 404.209438][T17133] invoke_syscall+0x98/0x244 [ 404.209449][T17133] el0_svc_common+0xec/0x23c [ 404.209458][T17133] do_el0_svc+0x4c/0x5c [ 404.209468][T17133] el0_svc+0x64/0x260 [ 404.209477][T17133] el0t_64_sync_handler+0x48/0x148 [ 404.209486][T17133] el0t_64_sync+0x198/0x19c [ 404.258928][T17135] FAULT_INJECTION: forcing a failure. [ 404.258928][T17135] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.258958][T17135] CPU: 0 UID: 0 PID: 17135 Comm: syz.0.5690 Not tainted syzkaller #0 PREEMPT [ 404.258971][T17135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.258979][T17135] Call trace: [ 404.258983][T17135] show_stack+0x2c/0x3c (C) [ 404.259000][T17135] __dump_stack+0x30/0x40 [ 404.259011][T17135] dump_stack_lvl+0xd8/0x12c [ 404.259022][T17135] dump_stack+0x1c/0x28 [ 404.259031][T17135] should_fail_ex+0x41c/0x590 [ 404.259043][T17135] should_fail+0x14/0x24 [ 404.259053][T17135] should_fail_usercopy+0x20/0x30 [ 404.259063][T17135] simple_read_from_buffer+0xc4/0x238 [ 404.259073][T17135] proc_fail_nth_read+0x1a8/0x248 [ 404.259081][T17135] vfs_read+0x230/0x8c8 [ 404.259091][T17135] ksys_read+0x12c/0x228 [ 404.259101][T17135] __arm64_sys_read+0x7c/0x90 [ 404.259111][T17135] invoke_syscall+0x98/0x244 [ 404.259122][T17135] el0_svc_common+0xec/0x23c [ 404.259131][T17135] do_el0_svc+0x4c/0x5c [ 404.259141][T17135] el0_svc+0x64/0x260 [ 404.259150][T17135] el0t_64_sync_handler+0x48/0x148 [ 404.259159][T17135] el0t_64_sync+0x198/0x19c [ 404.318524][T17137] FAULT_INJECTION: forcing a failure. [ 404.318524][T17137] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.318554][T17137] CPU: 1 UID: 0 PID: 17137 Comm: syz.0.5691 Not tainted syzkaller #0 PREEMPT [ 404.318567][T17137] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.318574][T17137] Call trace: [ 404.318578][T17137] show_stack+0x2c/0x3c (C) [ 404.318596][T17137] __dump_stack+0x30/0x40 [ 404.318613][T17137] dump_stack_lvl+0xd8/0x12c [ 404.318623][T17137] dump_stack+0x1c/0x28 [ 404.318632][T17137] should_fail_ex+0x41c/0x590 [ 404.318643][T17137] should_fail+0x14/0x24 [ 404.318652][T17137] should_fail_usercopy+0x20/0x30 [ 404.318663][T17137] simple_read_from_buffer+0xc4/0x238 [ 404.318672][T17137] proc_fail_nth_read+0x1a8/0x248 [ 404.318681][T17137] vfs_read+0x230/0x8c8 [ 404.318691][T17137] ksys_read+0x12c/0x228 [ 404.318701][T17137] __arm64_sys_read+0x7c/0x90 [ 404.318711][T17137] invoke_syscall+0x98/0x244 [ 404.318721][T17137] el0_svc_common+0xec/0x23c [ 404.318731][T17137] do_el0_svc+0x4c/0x5c [ 404.318740][T17137] el0_svc+0x64/0x260 [ 404.318749][T17137] el0t_64_sync_handler+0x48/0x148 [ 404.318758][T17137] el0t_64_sync+0x198/0x19c [ 404.369642][T17139] FAULT_INJECTION: forcing a failure. [ 404.369642][T17139] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.369671][T17139] CPU: 1 UID: 0 PID: 17139 Comm: syz.0.5692 Not tainted syzkaller #0 PREEMPT [ 404.369685][T17139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.369693][T17139] Call trace: [ 404.369697][T17139] show_stack+0x2c/0x3c (C) [ 404.369711][T17139] __dump_stack+0x30/0x40 [ 404.369722][T17139] dump_stack_lvl+0xd8/0x12c [ 404.369732][T17139] dump_stack+0x1c/0x28 [ 404.369742][T17139] should_fail_ex+0x41c/0x590 [ 404.369752][T17139] should_fail+0x14/0x24 [ 404.369762][T17139] should_fail_usercopy+0x20/0x30 [ 404.369772][T17139] simple_read_from_buffer+0xc4/0x238 [ 404.369782][T17139] proc_fail_nth_read+0x1a8/0x248 [ 404.369790][T17139] vfs_read+0x230/0x8c8 [ 404.369801][T17139] ksys_read+0x12c/0x228 [ 404.369811][T17139] __arm64_sys_read+0x7c/0x90 [ 404.369821][T17139] invoke_syscall+0x98/0x244 [ 404.369831][T17139] el0_svc_common+0xec/0x23c [ 404.369841][T17139] do_el0_svc+0x4c/0x5c [ 404.369850][T17139] el0_svc+0x64/0x260 [ 404.369860][T17139] el0t_64_sync_handler+0x48/0x148 [ 404.369868][T17139] el0t_64_sync+0x198/0x19c [ 404.439359][T17141] FAULT_INJECTION: forcing a failure. [ 404.439359][T17141] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.439391][T17141] CPU: 0 UID: 0 PID: 17141 Comm: syz.0.5693 Not tainted syzkaller #0 PREEMPT [ 404.439405][T17141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.439413][T17141] Call trace: [ 404.439417][T17141] show_stack+0x2c/0x3c (C) [ 404.439433][T17141] __dump_stack+0x30/0x40 [ 404.439445][T17141] dump_stack_lvl+0xd8/0x12c [ 404.439455][T17141] dump_stack+0x1c/0x28 [ 404.439465][T17141] should_fail_ex+0x41c/0x590 [ 404.439476][T17141] should_fail+0x14/0x24 [ 404.439486][T17141] should_fail_usercopy+0x20/0x30 [ 404.439496][T17141] simple_read_from_buffer+0xc4/0x238 [ 404.439507][T17141] proc_fail_nth_read+0x1a8/0x248 [ 404.439515][T17141] vfs_read+0x230/0x8c8 [ 404.439525][T17141] ksys_read+0x12c/0x228 [ 404.439535][T17141] __arm64_sys_read+0x7c/0x90 [ 404.439546][T17141] invoke_syscall+0x98/0x244 [ 404.439556][T17141] el0_svc_common+0xec/0x23c [ 404.439565][T17141] do_el0_svc+0x4c/0x5c [ 404.439575][T17141] el0_svc+0x64/0x260 [ 404.439584][T17141] el0t_64_sync_handler+0x48/0x148 [ 404.439598][T17141] el0t_64_sync+0x198/0x19c [ 404.518698][T17143] FAULT_INJECTION: forcing a failure. [ 404.518698][T17143] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.518731][T17143] CPU: 1 UID: 0 PID: 17143 Comm: syz.0.5694 Not tainted syzkaller #0 PREEMPT [ 404.518745][T17143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.518753][T17143] Call trace: [ 404.518758][T17143] show_stack+0x2c/0x3c (C) [ 404.518776][T17143] __dump_stack+0x30/0x40 [ 404.518787][T17143] dump_stack_lvl+0xd8/0x12c [ 404.518797][T17143] dump_stack+0x1c/0x28 [ 404.518807][T17143] should_fail_ex+0x41c/0x590 [ 404.518818][T17143] should_fail+0x14/0x24 [ 404.518827][T17143] should_fail_usercopy+0x20/0x30 [ 404.518838][T17143] simple_read_from_buffer+0xc4/0x238 [ 404.518848][T17143] proc_fail_nth_read+0x1a8/0x248 [ 404.518856][T17143] vfs_read+0x230/0x8c8 [ 404.518867][T17143] ksys_read+0x12c/0x228 [ 404.518877][T17143] __arm64_sys_read+0x7c/0x90 [ 404.518887][T17143] invoke_syscall+0x98/0x244 [ 404.518897][T17143] el0_svc_common+0xec/0x23c [ 404.518907][T17143] do_el0_svc+0x4c/0x5c [ 404.518917][T17143] el0_svc+0x64/0x260 [ 404.518926][T17143] el0t_64_sync_handler+0x48/0x148 [ 404.518935][T17143] el0t_64_sync+0x198/0x19c [ 404.568666][T17145] FAULT_INJECTION: forcing a failure. [ 404.568666][T17145] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.568695][T17145] CPU: 0 UID: 0 PID: 17145 Comm: syz.0.5695 Not tainted syzkaller #0 PREEMPT [ 404.568709][T17145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.568716][T17145] Call trace: [ 404.568721][T17145] show_stack+0x2c/0x3c (C) [ 404.568735][T17145] __dump_stack+0x30/0x40 [ 404.568746][T17145] dump_stack_lvl+0xd8/0x12c [ 404.568757][T17145] dump_stack+0x1c/0x28 [ 404.568766][T17145] should_fail_ex+0x41c/0x590 [ 404.568777][T17145] should_fail+0x14/0x24 [ 404.568787][T17145] should_fail_usercopy+0x20/0x30 [ 404.568797][T17145] simple_read_from_buffer+0xc4/0x238 [ 404.568807][T17145] proc_fail_nth_read+0x1a8/0x248 [ 404.568815][T17145] vfs_read+0x230/0x8c8 [ 404.568825][T17145] ksys_read+0x12c/0x228 [ 404.568835][T17145] __arm64_sys_read+0x7c/0x90 [ 404.568845][T17145] invoke_syscall+0x98/0x244 [ 404.568855][T17145] el0_svc_common+0xec/0x23c [ 404.568865][T17145] do_el0_svc+0x4c/0x5c [ 404.568874][T17145] el0_svc+0x64/0x260 [ 404.568883][T17145] el0t_64_sync_handler+0x48/0x148 [ 404.568891][T17145] el0t_64_sync+0x198/0x19c [ 404.618879][T17147] FAULT_INJECTION: forcing a failure. [ 404.618879][T17147] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.618910][T17147] CPU: 1 UID: 0 PID: 17147 Comm: syz.0.5696 Not tainted syzkaller #0 PREEMPT [ 404.618923][T17147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.618929][T17147] Call trace: [ 404.618932][T17147] show_stack+0x2c/0x3c (C) [ 404.618948][T17147] __dump_stack+0x30/0x40 [ 404.618959][T17147] dump_stack_lvl+0xd8/0x12c [ 404.618969][T17147] dump_stack+0x1c/0x28 [ 404.618978][T17147] should_fail_ex+0x41c/0x590 [ 404.618989][T17147] should_fail+0x14/0x24 [ 404.618999][T17147] should_fail_usercopy+0x20/0x30 [ 404.619009][T17147] simple_read_from_buffer+0xc4/0x238 [ 404.619019][T17147] proc_fail_nth_read+0x1a8/0x248 [ 404.619027][T17147] vfs_read+0x230/0x8c8 [ 404.619037][T17147] ksys_read+0x12c/0x228 [ 404.619047][T17147] __arm64_sys_read+0x7c/0x90 [ 404.619057][T17147] invoke_syscall+0x98/0x244 [ 404.619067][T17147] el0_svc_common+0xec/0x23c [ 404.619077][T17147] do_el0_svc+0x4c/0x5c [ 404.619087][T17147] el0_svc+0x64/0x260 [ 404.619096][T17147] el0t_64_sync_handler+0x48/0x148 [ 404.619104][T17147] el0t_64_sync+0x198/0x19c [ 404.670140][T17149] FAULT_INJECTION: forcing a failure. [ 404.670140][T17149] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.670170][T17149] CPU: 1 UID: 0 PID: 17149 Comm: syz.0.5697 Not tainted syzkaller #0 PREEMPT [ 404.670184][T17149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.670192][T17149] Call trace: [ 404.670196][T17149] show_stack+0x2c/0x3c (C) [ 404.670212][T17149] __dump_stack+0x30/0x40 [ 404.670223][T17149] dump_stack_lvl+0xd8/0x12c [ 404.670233][T17149] dump_stack+0x1c/0x28 [ 404.670243][T17149] should_fail_ex+0x41c/0x590 [ 404.670254][T17149] should_fail+0x14/0x24 [ 404.670263][T17149] should_fail_usercopy+0x20/0x30 [ 404.670274][T17149] simple_read_from_buffer+0xc4/0x238 [ 404.670284][T17149] proc_fail_nth_read+0x1a8/0x248 [ 404.670292][T17149] vfs_read+0x230/0x8c8 [ 404.670302][T17149] ksys_read+0x12c/0x228 [ 404.670312][T17149] __arm64_sys_read+0x7c/0x90 [ 404.670322][T17149] invoke_syscall+0x98/0x244 [ 404.670332][T17149] el0_svc_common+0xec/0x23c [ 404.670342][T17149] do_el0_svc+0x4c/0x5c [ 404.670352][T17149] el0_svc+0x64/0x260 [ 404.670361][T17149] el0t_64_sync_handler+0x48/0x148 [ 404.670370][T17149] el0t_64_sync+0x198/0x19c [ 404.729367][T17151] FAULT_INJECTION: forcing a failure. [ 404.729367][T17151] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.729398][T17151] CPU: 0 UID: 0 PID: 17151 Comm: syz.0.5698 Not tainted syzkaller #0 PREEMPT [ 404.729410][T17151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.729416][T17151] Call trace: [ 404.729420][T17151] show_stack+0x2c/0x3c (C) [ 404.729436][T17151] __dump_stack+0x30/0x40 [ 404.729448][T17151] dump_stack_lvl+0xd8/0x12c [ 404.729458][T17151] dump_stack+0x1c/0x28 [ 404.729467][T17151] should_fail_ex+0x41c/0x590 [ 404.729479][T17151] should_fail+0x14/0x24 [ 404.729489][T17151] should_fail_usercopy+0x20/0x30 [ 404.729499][T17151] simple_read_from_buffer+0xc4/0x238 [ 404.729509][T17151] proc_fail_nth_read+0x1a8/0x248 [ 404.729517][T17151] vfs_read+0x230/0x8c8 [ 404.729527][T17151] ksys_read+0x12c/0x228 [ 404.729537][T17151] __arm64_sys_read+0x7c/0x90 [ 404.729547][T17151] invoke_syscall+0x98/0x244 [ 404.729558][T17151] el0_svc_common+0xec/0x23c [ 404.729567][T17151] do_el0_svc+0x4c/0x5c [ 404.729577][T17151] el0_svc+0x64/0x260 [ 404.729586][T17151] el0t_64_sync_handler+0x48/0x148 [ 404.729601][T17151] el0t_64_sync+0x198/0x19c [ 404.779510][T17153] FAULT_INJECTION: forcing a failure. [ 404.779510][T17153] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.779540][T17153] CPU: 0 UID: 0 PID: 17153 Comm: syz.0.5699 Not tainted syzkaller #0 PREEMPT [ 404.779553][T17153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.779559][T17153] Call trace: [ 404.779562][T17153] show_stack+0x2c/0x3c (C) [ 404.779578][T17153] __dump_stack+0x30/0x40 [ 404.779589][T17153] dump_stack_lvl+0xd8/0x12c [ 404.779604][T17153] dump_stack+0x1c/0x28 [ 404.779614][T17153] should_fail_ex+0x41c/0x590 [ 404.779625][T17153] should_fail+0x14/0x24 [ 404.779635][T17153] should_fail_usercopy+0x20/0x30 [ 404.779645][T17153] simple_read_from_buffer+0xc4/0x238 [ 404.779655][T17153] proc_fail_nth_read+0x1a8/0x248 [ 404.779663][T17153] vfs_read+0x230/0x8c8 [ 404.779674][T17153] ksys_read+0x12c/0x228 [ 404.779684][T17153] __arm64_sys_read+0x7c/0x90 [ 404.779694][T17153] invoke_syscall+0x98/0x244 [ 404.779704][T17153] el0_svc_common+0xec/0x23c [ 404.779714][T17153] do_el0_svc+0x4c/0x5c [ 404.779723][T17153] el0_svc+0x64/0x260 [ 404.779733][T17153] el0t_64_sync_handler+0x48/0x148 [ 404.779742][T17153] el0t_64_sync+0x198/0x19c [ 404.840303][T17155] FAULT_INJECTION: forcing a failure. [ 404.840303][T17155] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.840334][T17155] CPU: 0 UID: 0 PID: 17155 Comm: syz.0.5700 Not tainted syzkaller #0 PREEMPT [ 404.840348][T17155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.840353][T17155] Call trace: [ 404.840356][T17155] show_stack+0x2c/0x3c (C) [ 404.840372][T17155] __dump_stack+0x30/0x40 [ 404.840383][T17155] dump_stack_lvl+0xd8/0x12c [ 404.840393][T17155] dump_stack+0x1c/0x28 [ 404.840402][T17155] should_fail_ex+0x41c/0x590 [ 404.840413][T17155] should_fail+0x14/0x24 [ 404.840423][T17155] should_fail_usercopy+0x20/0x30 [ 404.840433][T17155] simple_read_from_buffer+0xc4/0x238 [ 404.840443][T17155] proc_fail_nth_read+0x1a8/0x248 [ 404.840451][T17155] vfs_read+0x230/0x8c8 [ 404.840462][T17155] ksys_read+0x12c/0x228 [ 404.840472][T17155] __arm64_sys_read+0x7c/0x90 [ 404.840482][T17155] invoke_syscall+0x98/0x244 [ 404.840492][T17155] el0_svc_common+0xec/0x23c [ 404.840502][T17155] do_el0_svc+0x4c/0x5c [ 404.840511][T17155] el0_svc+0x64/0x260 [ 404.840521][T17155] el0t_64_sync_handler+0x48/0x148 [ 404.840530][T17155] el0t_64_sync+0x198/0x19c [ 404.909471][T17157] FAULT_INJECTION: forcing a failure. [ 404.909471][T17157] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.909498][T17157] CPU: 0 UID: 0 PID: 17157 Comm: syz.0.5701 Not tainted syzkaller #0 PREEMPT [ 404.909511][T17157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.909518][T17157] Call trace: [ 404.909521][T17157] show_stack+0x2c/0x3c (C) [ 404.909541][T17157] __dump_stack+0x30/0x40 [ 404.909554][T17157] dump_stack_lvl+0xd8/0x12c [ 404.909564][T17157] dump_stack+0x1c/0x28 [ 404.909574][T17157] should_fail_ex+0x41c/0x590 [ 404.909587][T17157] should_fail+0x14/0x24 [ 404.909603][T17157] should_fail_usercopy+0x20/0x30 [ 404.909614][T17157] simple_read_from_buffer+0xc4/0x238 [ 404.909624][T17157] proc_fail_nth_read+0x1a8/0x248 [ 404.909633][T17157] vfs_read+0x230/0x8c8 [ 404.909643][T17157] ksys_read+0x12c/0x228 [ 404.909653][T17157] __arm64_sys_read+0x7c/0x90 [ 404.909664][T17157] invoke_syscall+0x98/0x244 [ 404.909674][T17157] el0_svc_common+0xec/0x23c [ 404.909684][T17157] do_el0_svc+0x4c/0x5c [ 404.909693][T17157] el0_svc+0x64/0x260 [ 404.909703][T17157] el0t_64_sync_handler+0x48/0x148 [ 404.909711][T17157] el0t_64_sync+0x198/0x19c [ 404.950274][T17159] FAULT_INJECTION: forcing a failure. [ 404.950274][T17159] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.950304][T17159] CPU: 0 UID: 0 PID: 17159 Comm: syz.0.5702 Not tainted syzkaller #0 PREEMPT [ 404.950318][T17159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 404.950325][T17159] Call trace: [ 404.950329][T17159] show_stack+0x2c/0x3c (C) [ 404.950346][T17159] __dump_stack+0x30/0x40 [ 404.950357][T17159] dump_stack_lvl+0xd8/0x12c [ 404.950367][T17159] dump_stack+0x1c/0x28 [ 404.950377][T17159] should_fail_ex+0x41c/0x590 [ 404.950387][T17159] should_fail+0x14/0x24 [ 404.950397][T17159] should_fail_usercopy+0x20/0x30 [ 404.950407][T17159] simple_read_from_buffer+0xc4/0x238 [ 404.950418][T17159] proc_fail_nth_read+0x1a8/0x248 [ 404.950426][T17159] vfs_read+0x230/0x8c8 [ 404.950436][T17159] ksys_read+0x12c/0x228 [ 404.950446][T17159] __arm64_sys_read+0x7c/0x90 [ 404.950456][T17159] invoke_syscall+0x98/0x244 [ 404.950466][T17159] el0_svc_common+0xec/0x23c [ 404.950476][T17159] do_el0_svc+0x4c/0x5c [ 404.950486][T17159] el0_svc+0x64/0x260 [ 404.950495][T17159] el0t_64_sync_handler+0x48/0x148 [ 404.950503][T17159] el0t_64_sync+0x198/0x19c [ 405.009888][T17161] FAULT_INJECTION: forcing a failure. [ 405.009888][T17161] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.009919][T17161] CPU: 0 UID: 0 PID: 17161 Comm: syz.0.5703 Not tainted syzkaller #0 PREEMPT [ 405.009934][T17161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.009940][T17161] Call trace: [ 405.009943][T17161] show_stack+0x2c/0x3c (C) [ 405.009961][T17161] __dump_stack+0x30/0x40 [ 405.009973][T17161] dump_stack_lvl+0xd8/0x12c [ 405.009983][T17161] dump_stack+0x1c/0x28 [ 405.009992][T17161] should_fail_ex+0x41c/0x590 [ 405.010005][T17161] should_fail+0x14/0x24 [ 405.010014][T17161] should_fail_usercopy+0x20/0x30 [ 405.010024][T17161] simple_read_from_buffer+0xc4/0x238 [ 405.010035][T17161] proc_fail_nth_read+0x1a8/0x248 [ 405.010044][T17161] vfs_read+0x230/0x8c8 [ 405.010054][T17161] ksys_read+0x12c/0x228 [ 405.010064][T17161] __arm64_sys_read+0x7c/0x90 [ 405.010074][T17161] invoke_syscall+0x98/0x244 [ 405.010084][T17161] el0_svc_common+0xec/0x23c [ 405.010094][T17161] do_el0_svc+0x4c/0x5c [ 405.010103][T17161] el0_svc+0x64/0x260 [ 405.010113][T17161] el0t_64_sync_handler+0x48/0x148 [ 405.010122][T17161] el0t_64_sync+0x198/0x19c [ 405.069191][T17163] FAULT_INJECTION: forcing a failure. [ 405.069191][T17163] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.069223][T17163] CPU: 1 UID: 0 PID: 17163 Comm: syz.0.5704 Not tainted syzkaller #0 PREEMPT [ 405.069236][T17163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.069243][T17163] Call trace: [ 405.069246][T17163] show_stack+0x2c/0x3c (C) [ 405.069264][T17163] __dump_stack+0x30/0x40 [ 405.069275][T17163] dump_stack_lvl+0xd8/0x12c [ 405.069285][T17163] dump_stack+0x1c/0x28 [ 405.069294][T17163] should_fail_ex+0x41c/0x590 [ 405.069305][T17163] should_fail+0x14/0x24 [ 405.069315][T17163] should_fail_usercopy+0x20/0x30 [ 405.069325][T17163] simple_read_from_buffer+0xc4/0x238 [ 405.069335][T17163] proc_fail_nth_read+0x1a8/0x248 [ 405.069344][T17163] vfs_read+0x230/0x8c8 [ 405.069354][T17163] ksys_read+0x12c/0x228 [ 405.069364][T17163] __arm64_sys_read+0x7c/0x90 [ 405.069374][T17163] invoke_syscall+0x98/0x244 [ 405.069384][T17163] el0_svc_common+0xec/0x23c [ 405.069394][T17163] do_el0_svc+0x4c/0x5c [ 405.069403][T17163] el0_svc+0x64/0x260 [ 405.069412][T17163] el0t_64_sync_handler+0x48/0x148 [ 405.069421][T17163] el0t_64_sync+0x198/0x19c [ 405.129515][T17165] FAULT_INJECTION: forcing a failure. [ 405.129515][T17165] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.129544][T17165] CPU: 1 UID: 0 PID: 17165 Comm: syz.0.5705 Not tainted syzkaller #0 PREEMPT [ 405.129558][T17165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.129565][T17165] Call trace: [ 405.129569][T17165] show_stack+0x2c/0x3c (C) [ 405.129586][T17165] __dump_stack+0x30/0x40 [ 405.129598][T17165] dump_stack_lvl+0xd8/0x12c [ 405.129613][T17165] dump_stack+0x1c/0x28 [ 405.129624][T17165] should_fail_ex+0x41c/0x590 [ 405.129635][T17165] should_fail+0x14/0x24 [ 405.129645][T17165] should_fail_usercopy+0x20/0x30 [ 405.129656][T17165] simple_read_from_buffer+0xc4/0x238 [ 405.129667][T17165] proc_fail_nth_read+0x1a8/0x248 [ 405.129675][T17165] vfs_read+0x230/0x8c8 [ 405.129685][T17165] ksys_read+0x12c/0x228 [ 405.129695][T17165] __arm64_sys_read+0x7c/0x90 [ 405.129705][T17165] invoke_syscall+0x98/0x244 [ 405.129716][T17165] el0_svc_common+0xec/0x23c [ 405.129725][T17165] do_el0_svc+0x4c/0x5c [ 405.129735][T17165] el0_svc+0x64/0x260 [ 405.129744][T17165] el0t_64_sync_handler+0x48/0x148 [ 405.129753][T17165] el0t_64_sync+0x198/0x19c [ 405.169694][T17167] FAULT_INJECTION: forcing a failure. [ 405.169694][T17167] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.169722][T17167] CPU: 1 UID: 0 PID: 17167 Comm: syz.0.5706 Not tainted syzkaller #0 PREEMPT [ 405.169737][T17167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.169744][T17167] Call trace: [ 405.169748][T17167] show_stack+0x2c/0x3c (C) [ 405.169764][T17167] __dump_stack+0x30/0x40 [ 405.169775][T17167] dump_stack_lvl+0xd8/0x12c [ 405.169785][T17167] dump_stack+0x1c/0x28 [ 405.169795][T17167] should_fail_ex+0x41c/0x590 [ 405.169806][T17167] should_fail+0x14/0x24 [ 405.169816][T17167] should_fail_usercopy+0x20/0x30 [ 405.169826][T17167] simple_read_from_buffer+0xc4/0x238 [ 405.169836][T17167] proc_fail_nth_read+0x1a8/0x248 [ 405.169843][T17167] vfs_read+0x230/0x8c8 [ 405.169854][T17167] ksys_read+0x12c/0x228 [ 405.169863][T17167] __arm64_sys_read+0x7c/0x90 [ 405.169874][T17167] invoke_syscall+0x98/0x244 [ 405.169884][T17167] el0_svc_common+0xec/0x23c [ 405.169893][T17167] do_el0_svc+0x4c/0x5c [ 405.169903][T17167] el0_svc+0x64/0x260 [ 405.169912][T17167] el0t_64_sync_handler+0x48/0x148 [ 405.169921][T17167] el0t_64_sync+0x198/0x19c [ 405.229968][T17169] FAULT_INJECTION: forcing a failure. [ 405.229968][T17169] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.230000][T17169] CPU: 0 UID: 0 PID: 17169 Comm: syz.0.5707 Not tainted syzkaller #0 PREEMPT [ 405.230014][T17169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.230020][T17169] Call trace: [ 405.230023][T17169] show_stack+0x2c/0x3c (C) [ 405.230042][T17169] __dump_stack+0x30/0x40 [ 405.230055][T17169] dump_stack_lvl+0xd8/0x12c [ 405.230065][T17169] dump_stack+0x1c/0x28 [ 405.230074][T17169] should_fail_ex+0x41c/0x590 [ 405.230088][T17169] should_fail+0x14/0x24 [ 405.230098][T17169] should_fail_usercopy+0x20/0x30 [ 405.230108][T17169] simple_read_from_buffer+0xc4/0x238 [ 405.230118][T17169] proc_fail_nth_read+0x1a8/0x248 [ 405.230126][T17169] vfs_read+0x230/0x8c8 [ 405.230137][T17169] ksys_read+0x12c/0x228 [ 405.230147][T17169] __arm64_sys_read+0x7c/0x90 [ 405.230157][T17169] invoke_syscall+0x98/0x244 [ 405.230167][T17169] el0_svc_common+0xec/0x23c [ 405.230177][T17169] do_el0_svc+0x4c/0x5c [ 405.230186][T17169] el0_svc+0x64/0x260 [ 405.230196][T17169] el0t_64_sync_handler+0x48/0x148 [ 405.230205][T17169] el0t_64_sync+0x198/0x19c [ 405.309032][T17171] FAULT_INJECTION: forcing a failure. [ 405.309032][T17171] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.309060][T17171] CPU: 1 UID: 0 PID: 17171 Comm: syz.0.5708 Not tainted syzkaller #0 PREEMPT [ 405.309072][T17171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.309079][T17171] Call trace: [ 405.309083][T17171] show_stack+0x2c/0x3c (C) [ 405.309101][T17171] __dump_stack+0x30/0x40 [ 405.309113][T17171] dump_stack_lvl+0xd8/0x12c [ 405.309123][T17171] dump_stack+0x1c/0x28 [ 405.309133][T17171] should_fail_ex+0x41c/0x590 [ 405.309146][T17171] should_fail+0x14/0x24 [ 405.309155][T17171] should_fail_usercopy+0x20/0x30 [ 405.309166][T17171] simple_read_from_buffer+0xc4/0x238 [ 405.309176][T17171] proc_fail_nth_read+0x1a8/0x248 [ 405.309184][T17171] vfs_read+0x230/0x8c8 [ 405.309196][T17171] ksys_read+0x12c/0x228 [ 405.309206][T17171] __arm64_sys_read+0x7c/0x90 [ 405.309216][T17171] invoke_syscall+0x98/0x244 [ 405.309226][T17171] el0_svc_common+0xec/0x23c [ 405.309236][T17171] do_el0_svc+0x4c/0x5c [ 405.309246][T17171] el0_svc+0x64/0x260 [ 405.309255][T17171] el0t_64_sync_handler+0x48/0x148 [ 405.309264][T17171] el0t_64_sync+0x198/0x19c [ 405.369135][T17173] FAULT_INJECTION: forcing a failure. [ 405.369135][T17173] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.369164][T17173] CPU: 0 UID: 0 PID: 17173 Comm: syz.0.5709 Not tainted syzkaller #0 PREEMPT [ 405.369177][T17173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.369183][T17173] Call trace: [ 405.369186][T17173] show_stack+0x2c/0x3c (C) [ 405.369201][T17173] __dump_stack+0x30/0x40 [ 405.369213][T17173] dump_stack_lvl+0xd8/0x12c [ 405.369222][T17173] dump_stack+0x1c/0x28 [ 405.369232][T17173] should_fail_ex+0x41c/0x590 [ 405.369244][T17173] should_fail+0x14/0x24 [ 405.369253][T17173] should_fail_usercopy+0x20/0x30 [ 405.369264][T17173] simple_read_from_buffer+0xc4/0x238 [ 405.369274][T17173] proc_fail_nth_read+0x1a8/0x248 [ 405.369282][T17173] vfs_read+0x230/0x8c8 [ 405.369292][T17173] ksys_read+0x12c/0x228 [ 405.369302][T17173] __arm64_sys_read+0x7c/0x90 [ 405.369312][T17173] invoke_syscall+0x98/0x244 [ 405.369323][T17173] el0_svc_common+0xec/0x23c [ 405.369332][T17173] do_el0_svc+0x4c/0x5c [ 405.369342][T17173] el0_svc+0x64/0x260 [ 405.369351][T17173] el0t_64_sync_handler+0x48/0x148 [ 405.369360][T17173] el0t_64_sync+0x198/0x19c [ 405.420156][T17175] FAULT_INJECTION: forcing a failure. [ 405.420156][T17175] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.420187][T17175] CPU: 0 UID: 0 PID: 17175 Comm: syz.0.5710 Not tainted syzkaller #0 PREEMPT [ 405.420200][T17175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.420205][T17175] Call trace: [ 405.420209][T17175] show_stack+0x2c/0x3c (C) [ 405.420225][T17175] __dump_stack+0x30/0x40 [ 405.420236][T17175] dump_stack_lvl+0xd8/0x12c [ 405.420246][T17175] dump_stack+0x1c/0x28 [ 405.420256][T17175] should_fail_ex+0x41c/0x590 [ 405.420267][T17175] should_fail+0x14/0x24 [ 405.420276][T17175] should_fail_usercopy+0x20/0x30 [ 405.420286][T17175] simple_read_from_buffer+0xc4/0x238 [ 405.420296][T17175] proc_fail_nth_read+0x1a8/0x248 [ 405.420304][T17175] vfs_read+0x230/0x8c8 [ 405.420315][T17175] ksys_read+0x12c/0x228 [ 405.420324][T17175] __arm64_sys_read+0x7c/0x90 [ 405.420335][T17175] invoke_syscall+0x98/0x244 [ 405.420345][T17175] el0_svc_common+0xec/0x23c [ 405.420354][T17175] do_el0_svc+0x4c/0x5c [ 405.420364][T17175] el0_svc+0x64/0x260 [ 405.420373][T17175] el0t_64_sync_handler+0x48/0x148 [ 405.420382][T17175] el0t_64_sync+0x198/0x19c [ 405.488892][T17177] FAULT_INJECTION: forcing a failure. [ 405.488892][T17177] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.488924][T17177] CPU: 1 UID: 0 PID: 17177 Comm: syz.0.5711 Not tainted syzkaller #0 PREEMPT [ 405.488937][T17177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.488944][T17177] Call trace: [ 405.488948][T17177] show_stack+0x2c/0x3c (C) [ 405.488968][T17177] __dump_stack+0x30/0x40 [ 405.488979][T17177] dump_stack_lvl+0xd8/0x12c [ 405.488990][T17177] dump_stack+0x1c/0x28 [ 405.489000][T17177] should_fail_ex+0x41c/0x590 [ 405.489011][T17177] should_fail+0x14/0x24 [ 405.489021][T17177] should_fail_usercopy+0x20/0x30 [ 405.489031][T17177] simple_read_from_buffer+0xc4/0x238 [ 405.489041][T17177] proc_fail_nth_read+0x1a8/0x248 [ 405.489050][T17177] vfs_read+0x230/0x8c8 [ 405.489060][T17177] ksys_read+0x12c/0x228 [ 405.489070][T17177] __arm64_sys_read+0x7c/0x90 [ 405.489080][T17177] invoke_syscall+0x98/0x244 [ 405.489091][T17177] el0_svc_common+0xec/0x23c [ 405.489100][T17177] do_el0_svc+0x4c/0x5c [ 405.489110][T17177] el0_svc+0x64/0x260 [ 405.489120][T17177] el0t_64_sync_handler+0x48/0x148 [ 405.489128][T17177] el0t_64_sync+0x198/0x19c [ 405.549199][T17179] FAULT_INJECTION: forcing a failure. [ 405.549199][T17179] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.549230][T17179] CPU: 0 UID: 0 PID: 17179 Comm: syz.0.5712 Not tainted syzkaller #0 PREEMPT [ 405.549243][T17179] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.549250][T17179] Call trace: [ 405.549254][T17179] show_stack+0x2c/0x3c (C) [ 405.549270][T17179] __dump_stack+0x30/0x40 [ 405.549281][T17179] dump_stack_lvl+0xd8/0x12c [ 405.549291][T17179] dump_stack+0x1c/0x28 [ 405.549301][T17179] should_fail_ex+0x41c/0x590 [ 405.549312][T17179] should_fail+0x14/0x24 [ 405.549322][T17179] should_fail_usercopy+0x20/0x30 [ 405.549332][T17179] simple_read_from_buffer+0xc4/0x238 [ 405.549342][T17179] proc_fail_nth_read+0x1a8/0x248 [ 405.549350][T17179] vfs_read+0x230/0x8c8 [ 405.549360][T17179] ksys_read+0x12c/0x228 [ 405.549370][T17179] __arm64_sys_read+0x7c/0x90 [ 405.549380][T17179] invoke_syscall+0x98/0x244 [ 405.549391][T17179] el0_svc_common+0xec/0x23c [ 405.549400][T17179] do_el0_svc+0x4c/0x5c [ 405.549410][T17179] el0_svc+0x64/0x260 [ 405.549420][T17179] el0t_64_sync_handler+0x48/0x148 [ 405.549428][T17179] el0t_64_sync+0x198/0x19c [ 405.610296][T17181] FAULT_INJECTION: forcing a failure. [ 405.610296][T17181] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.610328][T17181] CPU: 1 UID: 0 PID: 17181 Comm: syz.0.5713 Not tainted syzkaller #0 PREEMPT [ 405.610346][T17181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.610354][T17181] Call trace: [ 405.610358][T17181] show_stack+0x2c/0x3c (C) [ 405.610379][T17181] __dump_stack+0x30/0x40 [ 405.610391][T17181] dump_stack_lvl+0xd8/0x12c [ 405.610401][T17181] dump_stack+0x1c/0x28 [ 405.610411][T17181] should_fail_ex+0x41c/0x590 [ 405.610423][T17181] should_fail+0x14/0x24 [ 405.610432][T17181] should_fail_usercopy+0x20/0x30 [ 405.610442][T17181] simple_read_from_buffer+0xc4/0x238 [ 405.610452][T17181] proc_fail_nth_read+0x1a8/0x248 [ 405.610461][T17181] vfs_read+0x230/0x8c8 [ 405.610471][T17181] ksys_read+0x12c/0x228 [ 405.610481][T17181] __arm64_sys_read+0x7c/0x90 [ 405.610491][T17181] invoke_syscall+0x98/0x244 [ 405.610501][T17181] el0_svc_common+0xec/0x23c [ 405.610511][T17181] do_el0_svc+0x4c/0x5c [ 405.610521][T17181] el0_svc+0x64/0x260 [ 405.610530][T17181] el0t_64_sync_handler+0x48/0x148 [ 405.610538][T17181] el0t_64_sync+0x198/0x19c [ 405.668815][T17183] FAULT_INJECTION: forcing a failure. [ 405.668815][T17183] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.668844][T17183] CPU: 1 UID: 0 PID: 17183 Comm: syz.0.5714 Not tainted syzkaller #0 PREEMPT [ 405.668856][T17183] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.668862][T17183] Call trace: [ 405.668866][T17183] show_stack+0x2c/0x3c (C) [ 405.668886][T17183] __dump_stack+0x30/0x40 [ 405.668897][T17183] dump_stack_lvl+0xd8/0x12c [ 405.668907][T17183] dump_stack+0x1c/0x28 [ 405.668917][T17183] should_fail_ex+0x41c/0x590 [ 405.668928][T17183] should_fail+0x14/0x24 [ 405.668937][T17183] should_fail_usercopy+0x20/0x30 [ 405.668948][T17183] simple_read_from_buffer+0xc4/0x238 [ 405.668959][T17183] proc_fail_nth_read+0x1a8/0x248 [ 405.668967][T17183] vfs_read+0x230/0x8c8 [ 405.668977][T17183] ksys_read+0x12c/0x228 [ 405.668987][T17183] __arm64_sys_read+0x7c/0x90 [ 405.668997][T17183] invoke_syscall+0x98/0x244 [ 405.669007][T17183] el0_svc_common+0xec/0x23c [ 405.669017][T17183] do_el0_svc+0x4c/0x5c [ 405.669027][T17183] el0_svc+0x64/0x260 [ 405.669037][T17183] el0t_64_sync_handler+0x48/0x148 [ 405.669046][T17183] el0t_64_sync+0x198/0x19c [ 405.729310][T17185] FAULT_INJECTION: forcing a failure. [ 405.729310][T17185] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.729343][T17185] CPU: 0 UID: 0 PID: 17185 Comm: syz.0.5715 Not tainted syzkaller #0 PREEMPT [ 405.729358][T17185] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.729365][T17185] Call trace: [ 405.729369][T17185] show_stack+0x2c/0x3c (C) [ 405.729388][T17185] __dump_stack+0x30/0x40 [ 405.729399][T17185] dump_stack_lvl+0xd8/0x12c [ 405.729409][T17185] dump_stack+0x1c/0x28 [ 405.729419][T17185] should_fail_ex+0x41c/0x590 [ 405.729430][T17185] should_fail+0x14/0x24 [ 405.729440][T17185] should_fail_usercopy+0x20/0x30 [ 405.729450][T17185] simple_read_from_buffer+0xc4/0x238 [ 405.729460][T17185] proc_fail_nth_read+0x1a8/0x248 [ 405.729469][T17185] vfs_read+0x230/0x8c8 [ 405.729479][T17185] ksys_read+0x12c/0x228 [ 405.729489][T17185] __arm64_sys_read+0x7c/0x90 [ 405.729499][T17185] invoke_syscall+0x98/0x244 [ 405.729509][T17185] el0_svc_common+0xec/0x23c [ 405.729519][T17185] do_el0_svc+0x4c/0x5c [ 405.729529][T17185] el0_svc+0x64/0x260 [ 405.729538][T17185] el0t_64_sync_handler+0x48/0x148 [ 405.729547][T17185] el0t_64_sync+0x198/0x19c [ 405.790641][T17187] FAULT_INJECTION: forcing a failure. [ 405.790641][T17187] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.790675][T17187] CPU: 1 UID: 0 PID: 17187 Comm: syz.0.5716 Not tainted syzkaller #0 PREEMPT [ 405.790686][T17187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.790692][T17187] Call trace: [ 405.790695][T17187] show_stack+0x2c/0x3c (C) [ 405.790711][T17187] __dump_stack+0x30/0x40 [ 405.790722][T17187] dump_stack_lvl+0xd8/0x12c [ 405.790732][T17187] dump_stack+0x1c/0x28 [ 405.790742][T17187] should_fail_ex+0x41c/0x590 [ 405.790754][T17187] should_fail+0x14/0x24 [ 405.790763][T17187] should_fail_usercopy+0x20/0x30 [ 405.790773][T17187] simple_read_from_buffer+0xc4/0x238 [ 405.790789][T17187] proc_fail_nth_read+0x1a8/0x248 [ 405.790797][T17187] vfs_read+0x230/0x8c8 [ 405.790808][T17187] ksys_read+0x12c/0x228 [ 405.790818][T17187] __arm64_sys_read+0x7c/0x90 [ 405.790828][T17187] invoke_syscall+0x98/0x244 [ 405.790838][T17187] el0_svc_common+0xec/0x23c [ 405.790848][T17187] do_el0_svc+0x4c/0x5c [ 405.790858][T17187] el0_svc+0x64/0x260 [ 405.790867][T17187] el0t_64_sync_handler+0x48/0x148 [ 405.790876][T17187] el0t_64_sync+0x198/0x19c [ 405.850628][T17189] FAULT_INJECTION: forcing a failure. [ 405.850628][T17189] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.850660][T17189] CPU: 1 UID: 0 PID: 17189 Comm: syz.0.5717 Not tainted syzkaller #0 PREEMPT [ 405.850673][T17189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.850679][T17189] Call trace: [ 405.850682][T17189] show_stack+0x2c/0x3c (C) [ 405.850700][T17189] __dump_stack+0x30/0x40 [ 405.850712][T17189] dump_stack_lvl+0xd8/0x12c [ 405.850722][T17189] dump_stack+0x1c/0x28 [ 405.850731][T17189] should_fail_ex+0x41c/0x590 [ 405.850744][T17189] should_fail+0x14/0x24 [ 405.850754][T17189] should_fail_usercopy+0x20/0x30 [ 405.850764][T17189] simple_read_from_buffer+0xc4/0x238 [ 405.850775][T17189] proc_fail_nth_read+0x1a8/0x248 [ 405.850784][T17189] vfs_read+0x230/0x8c8 [ 405.850795][T17189] ksys_read+0x12c/0x228 [ 405.850805][T17189] __arm64_sys_read+0x7c/0x90 [ 405.850815][T17189] invoke_syscall+0x98/0x244 [ 405.850825][T17189] el0_svc_common+0xec/0x23c [ 405.850835][T17189] do_el0_svc+0x4c/0x5c [ 405.850844][T17189] el0_svc+0x64/0x260 [ 405.850854][T17189] el0t_64_sync_handler+0x48/0x148 [ 405.850863][T17189] el0t_64_sync+0x198/0x19c [ 405.890395][T17191] FAULT_INJECTION: forcing a failure. [ 405.890395][T17191] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.890424][T17191] CPU: 1 UID: 0 PID: 17191 Comm: syz.0.5718 Not tainted syzkaller #0 PREEMPT [ 405.890437][T17191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.890443][T17191] Call trace: [ 405.890447][T17191] show_stack+0x2c/0x3c (C) [ 405.890464][T17191] __dump_stack+0x30/0x40 Warning: Permanently added '10.128.1.13' (ED25519) to the list of known hosts. [ 405.890477][T17191] dump_stack_lvl+0xd8/0x12c [ 405.890487][T17191] dump_stack+0x1c/0x28 [ 405.890497][T17191] should_fail_ex+0x41c/0x590 [ 405.890510][T17191] should_fail+0x14/0x24 [ 405.890519][T17191] should_fail_usercopy+0x20/0x30 [ 405.890530][T17191] simple_read_from_buffer+0xc4/0x238 [ 405.890540][T17191] proc_fail_nth_read+0x1a8/0x248 [ 405.890549][T17191] vfs_read+0x230/0x8c8 [ 405.890559][T17191] ksys_read+0x12c/0x228 [ 405.890569][T17191] __arm64_sys_read+0x7c/0x90 [ 405.890579][T17191] invoke_syscall+0x98/0x244 [ 405.890589][T17191] el0_svc_common+0xec/0x23c [ 405.890599][T17191] do_el0_svc+0x4c/0x5c [ 405.890614][T17191] el0_svc+0x64/0x260 [ 405.890624][T17191] el0t_64_sync_handler+0x48/0x148 [ 405.890633][T17191] el0t_64_sync+0x198/0x19c [ 405.930095][T17193] FAULT_INJECTION: forcing a failure. [ 405.930095][T17193] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.930124][T17193] CPU: 1 UID: 0 PID: 17193 Comm: syz.0.5719 Not tainted syzkaller #0 PREEMPT [ 405.930139][T17193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.930146][T17193] Call trace: [ 405.930150][T17193] show_stack+0x2c/0x3c (C) [ 405.930166][T17193] __dump_stack+0x30/0x40 [ 405.930177][T17193] dump_stack_lvl+0xd8/0x12c [ 405.930187][T17193] dump_stack+0x1c/0x28 [ 405.930197][T17193] should_fail_ex+0x41c/0x590 [ 405.930209][T17193] should_fail+0x14/0x24 [ 405.930218][T17193] should_fail_usercopy+0x20/0x30 [ 405.930229][T17193] simple_read_from_buffer+0xc4/0x238 [ 405.930239][T17193] proc_fail_nth_read+0x1a8/0x248 [ 405.930248][T17193] vfs_read+0x230/0x8c8 [ 405.930258][T17193] ksys_read+0x12c/0x228 [ 405.930268][T17193] __arm64_sys_read+0x7c/0x90 [ 405.930278][T17193] invoke_syscall+0x98/0x244 [ 405.930288][T17193] el0_svc_common+0xec/0x23c [ 405.930298][T17193] do_el0_svc+0x4c/0x5c [ 405.930308][T17193] el0_svc+0x64/0x260 [ 405.930317][T17193] el0t_64_sync_handler+0x48/0x148 [ 405.930326][T17193] el0t_64_sync+0x198/0x19c [ 405.989774][T17195] FAULT_INJECTION: forcing a failure. [ 405.989774][T17195] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 405.989803][T17195] CPU: 1 UID: 0 PID: 17195 Comm: syz.0.5720 Not tainted syzkaller #0 PREEMPT [ 405.989817][T17195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 405.989822][T17195] Call trace: [ 405.989826][T17195] show_stack+0x2c/0x3c (C) [ 405.989844][T17195] __dump_stack+0x30/0x40 [ 405.989854][T17195] dump_stack_lvl+0xd8/0x12c [ 405.989864][T17195] dump_stack+0x1c/0x28 [ 405.989874][T17195] should_fail_ex+0x41c/0x590 [ 405.989885][T17195] should_fail+0x14/0x24 [ 405.989894][T17195] should_fail_usercopy+0x20/0x30 [ 405.989905][T17195] simple_read_from_buffer+0xc4/0x238 [ 405.989915][T17195] proc_fail_nth_read+0x1a8/0x248 [ 405.989923][T17195] vfs_read+0x230/0x8c8 [ 405.989934][T17195] ksys_read+0x12c/0x228 [ 405.989944][T17195] __arm64_sys_read+0x7c/0x90 [ 405.989954][T17195] invoke_syscall+0x98/0x244 [ 405.989964][T17195] el0_svc_common+0xec/0x23c [ 405.989974][T17195] do_el0_svc+0x4c/0x5c [ 405.989984][T17195] el0_svc+0x64/0x260 [ 405.989993][T17195] el0t_64_sync_handler+0x48/0x148 [ 405.990002][T17195] el0t_64_sync+0x198/0x19c [ 406.049985][T17197] FAULT_INJECTION: forcing a failure. [ 406.049985][T17197] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 406.050018][T17197] CPU: 1 UID: 0 PID: 17197 Comm: syz.0.5721 Not tainted syzkaller #0 PREEMPT [ 406.050031][T17197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 406.050036][T17197] Call trace: [ 406.050040][T17197] show_stack+0x2c/0x3c (C) [ 406.050058][T17197] __dump_stack+0x30/0x40 [ 406.050068][T17197] dump_stack_lvl+0xd8/0x12c [ 406.050078][T17197] dump_stack+0x1c/0x28 [ 406.050088][T17197] should_fail_ex+0x41c/0x590 [ 406.050099][T17197] should_fail+0x14/0x24 [ 406.050108][T17197] should_fail_usercopy+0x20/0x30 [ 406.050119][T17197] simple_read_from_buffer+0xc4/0x238 [ 406.050129][T17197] proc_fail_nth_read+0x1a8/0x248 [ 406.050137][T17197] vfs_read+0x230/0x8c8 [ 406.050148][T17197] ksys_read+0x12c/0x228 [ 406.050158][T17197] __arm64_sys_read+0x7c/0x90 [ 406.050168][T17197] invoke_syscall+0x98/0x244 [ 406.050178][T17197] el0_svc_common+0xec/0x23c [ 406.050188][T17197] do_el0_svc+0x4c/0x5c [ 406.050198][T17197] el0_svc+0x64/0x260 [ 406.050208][T17197] el0t_64_sync_handler+0x48/0x148 [ 406.050216][T17197] el0t_64_sync+0x198/0x19c [ 406.089649][T17199] FAULT_INJECTION: forcing a failure. [ 406.089649][T17199] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 406.089680][T17199] CPU: 1 UID: 0 PID: 17199 Comm: syz.0.5722 Not tainted syzkaller #0 PREEMPT [ 406.089694][T17199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 406.089702][T17199] Call trace: [ 406.089705][T17199] show_stack+0x2c/0x3c (C) [ 406.089723][T17199] __dump_stack+0x30/0x40 [ 406.089734][T17199] dump_stack_lvl+0xd8/0x12c [ 406.089744][T17199] dump_stack+0x1c/0x28 [ 406.089754][T17199] should_fail_ex+0x41c/0x590 [ 406.089764][T17199] should_fail+0x14/0x24 [ 406.089774][T17199] should_fail_usercopy+0x20/0x30 [ 406.089784][T17199] simple_read_from_buffer+0xc4/0x238 [ 406.089794][T17199] proc_fail_nth_read+0x1a8/0x248 [ 406.089803][T17199] vfs_read+0x230/0x8c8 [ 406.089813][T17199] ksys_read+0x12c/0x228 [ 406.089823][T17199] __arm64_sys_read+0x7c/0x90 [ 406.089833][T17199] invoke_syscall+0x98/0x244 [ 406.089843][T17199] el0_svc_common+0xec/0x23c [ 406.089853][T17199] do_el0_svc+0x4c/0x5c [ 406.089862][T17199] el0_svc+0x64/0x260 [ 406.089871][T17199] el0t_64_sync_handler+0x48/0x148 [ 406.089880][T17199] el0t_64_sync+0x198/0x19c [ 406.148924][T17201] FAULT_INJECTION: forcing a failure. [ 406.148924][T17201] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 406.148955][T17201] CPU: 1 UID: 0 PID: 17201 Comm: syz.0.5723 Not tainted syzkaller #0 PREEMPT [ 406.148969][T17201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 406.148976][T17201] Call trace: [ 406.148981][T17201] show_stack+0x2c/0x3c (C) [ 406.148997][T17201] __dump_stack+0x30/0x40 [ 406.149008][T17201] dump_stack_lvl+0xd8/0x12c [ 406.149018][T17201] dump_stack+0x1c/0x28 [ 406.149028][T17201] should_fail_ex+0x41c/0x590 [ 406.149040][T17201] should_fail+0x14/0x24 [ 406.149049][T17201] should_fail_usercopy+0x20/0x30 [ 406.149059][T17201] simple_read_from_buffer+0xc4/0x238 [ 406.149069][T17201] proc_fail_nth_read+0x1a8/0x248 [ 406.149077][T17201] vfs_read+0x230/0x8c8 [ 406.149088][T17201] ksys_read+0x12c/0x228 [ 406.149097][T17201] __arm64_sys_read+0x7c/0x90 [ 406.149107][T17201] invoke_syscall+0x98/0x244 [ 406.149117][T17201] el0_svc_common+0xec/0x23c [ 406.149127][T17201] do_el0_svc+0x4c/0x5c [ 406.149137][T17201] el0_svc+0x64/0x260 [ 406.149147][T17201] el0t_64_sync_handler+0x48/0x148 [ 406.149155][T17201] el0t_64_sync+0x198/0x19c [ 406.219439][T17203] FAULT_INJECTION: forcing a failure. [ 406.219439][T17203] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 406.219469][T17203] CPU: 0 UID: 0 PID: 17203 Comm: syz.0.5724 Not tainted syzkaller #0 PREEMPT [ 406.219482][T17203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 406.219489][T17203] Call trace: [ 406.219493][T17203] show_stack+0x2c/0x3c (C) [ 406.219512][T17203] __dump_stack+0x30/0x40 [ 406.219525][T17203] dump_stack_lvl+0xd8/0x12c [ 406.219535][T17203] dump_stack+0x1c/0x28 [ 406.219545][T17203] should_fail_ex+0x41c/0x590 [ 406.219557][T17203] should_fail+0x14/0x24 [ 406.219567][T17203] should_fail_usercopy+0x20/0x30 [ 406.219577][T17203] simple_read_from_buffer+0xc4/0x238 [ 406.219588][T17203] proc_fail_nth_read+0x1a8/0x248 [ 406.219601][T17203] vfs_read+0x230/0x8c8 [ 406.219612][T17203] ksys_read+0x12c/0x228 [ 406.219622][T17203] __arm64_sys_read+0x7c/0x90 [ 406.219633][T17203] invoke_syscall+0x98/0x244 [ 406.219645][T17203] el0_svc_common+0xec/0x23c [ 406.219655][T17203] do_el0_svc+0x4c/0x5c [ 406.219664][T17203] el0_svc+0x64/0x260 [ 406.219674][T17203] el0t_64_sync_handler+0x48/0x148 [ 406.219683][T17203] el0t_64_sync+0x198/0x19c [ 406.279629][T17205] FAULT_INJECTION: forcing a failure. [ 406.279629][T17205] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 406.279662][T17205] CPU: 1 UID: 0 PID: 17205 Comm: syz.0.5725 Not tainted syzkaller #0 PREEMPT [ 406.279676][T17205] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 406.279681][T17205] Call trace: [ 406.279685][T17205] show_stack+0x2c/0x3c (C) [ 406.279705][T17205] __dump_stack+0x30/0x40 [ 406.279716][T17205] dump_stack_lvl+0xd8/0x12c [ 406.279726][T17205] dump_stack+0x1c/0x28 [ 406.279735][T17205] should_fail_ex+0x41c/0x590 [ 406.279747][T17205] should_fail+0x14/0x24 [ 406.279756][T17205] should_fail_usercopy+0x20/0x30 [ 406.279766][T17205] simple_read_from_buffer+0xc4/0x238 [ 406.279776][T17205] proc_fail_nth_read+0x1a8/0x248 [ 406.279784][T17205] vfs_read+0x230/0x8c8 [ 406.279795][T17205] ksys_read+0x12c/0x228 [ 406.279805][T17205] __arm64_sys_read+0x7c/0x90 [ 406.279815][T17205] invoke_syscall+0x98/0x244 [ 406.279825][T17205] el0_svc_common+0xec/0x23c [ 406.279835][T17205] do_el0_svc+0x4c/0x5c [ 406.279845][T17205] el0_svc+0x64/0x260 [ 406.279854][T17205] el0t_64_sync_handler+0x48/0x148 [ 406.279863][T17205] el0t_64_sync+0x198/0x19c [ 406.339490][T17207] FAULT_INJECTION: forcing a failure. [ 406.339490][T17207] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 406.339522][T17207] CPU: 0 UID: 0 PID: 17207 Comm: syz.0.5726 Not tainted syzkaller #0 PREEMPT [ 406.339535][T17207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 406.339543][T17207] Call trace: [ 406.339547][T17207] show_stack+0x2c/0x3c (C) [ 406.339565][T17207] __dump_stack+0x30/0x40 [ 406.339577][T17207] dump_stack_lvl+0xd8/0x12c [ 406.339587][T17207] dump_stack+0x1c/0x28 [ 406.339603][T17207] should_fail_ex+0x41c/0x590 [ 406.339615][T17207] should_fail+0x14/0x24 [ 406.339625][T17207] should_fail_usercopy+0x20/0x30 [ 406.339636][T17207] simple_read_from_buffer+0xc4/0x238 [ 406.339646][T17207] proc_fail_nth_read+0x1a8/0x248 [ 406.339654][T17207] vfs_read+0x230/0x8c8 [ 406.339664][T17207] ksys_read+0x12c/0x228 [ 406.339674][T17207] __arm64_sys_read+0x7c/0x90 [ 406.339685][T17207] invoke_syscall+0x98/0x244 [ 406.339695][T17207] el0_svc_common+0xec/0x23c [ 406.339704][T17207] do_el0_svc+0x4c/0x5c [ 406.339714][T17207] el0_svc+0x64/0x260 [ 406.339723][T17207] el0t_64_sync_handler+0x48/0x148 [ 406.339732][T17207] el0t_64_sync+0x198/0x19c [ 406.419341][T17209] FAULT_INJECTION: forcing a failure. [ 406.419341][T17209] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 406.419378][T17209] CPU: 1 UID: 0 PID: 17209 Comm: syz.0.5727 Not tainted syzkaller #0 PREEMPT [ 406.419392][T17209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 406.419399][T17209] Call trace: [ 406.419402][T17209] show_stack+0x2c/0x3c (C) [ 406.419423][T17209] __dump_stack+0x30/0x40 [ 406.419434][T17209] dump_stack_lvl+0xd8/0x12c [ 406.419444][T17209] dump_stack+0x1c/0x28 [ 406.419453][T17209] should_fail_ex+0x41c/0x590 [ 406.419465][T17209] should_fail+0x14/0x24 [ 406.419474][T17209] should_fail_usercopy+0x20/0x30 [ 406.419485][T17209] simple_read_from_buffer+0xc4/0x238 [ 406.419495][T17209] proc_fail_nth_read+0x1a8/0x248 [ 406.419504][T17209] vfs_read+0x230/0x8c8 [ 406.419514][T17209] ksys_read+0x12c/0x228 [ 406.419524][T17209] __arm64_sys_read+0x7c/0x90 [ 406.419534][T17209] invoke_syscall+0x98/0x244 [ 406.419544][T17209] el0_svc_common+0xec/0x23c [ 406.419554][T17209] do_el0_svc+0x4c/0x5c [ 406.419564][T17209] el0_svc+0x64/0x260 [ 406.419574][T17209] el0t_64_sync_handler+0x48/0x148 [ 406.419583][T17209] el0t_64_sync+0x198/0x19c [ 406.470093][T17211] FAULT_INJECTION: forcing a failure. [ 406.470093][T17211] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 406.470128][T17211] CPU: 0 UID: 0 PID: 17211 Comm: syz.0.5728 Not tainted syzkaller #0 PREEMPT [ 406.470142][T17211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 406.470149][T17211] Call trace: [ 406.470154][T17211] show_stack+0x2c/0x3c (C) [ 406.470172][T17211] __dump_stack+0x30/0x40 [ 406.470184][T17211] dump_stack_lvl+0xd8/0x12c [ 406.470194][T17211] dump_stack+0x1c/0x28 [ 406.470204][T17211] should_fail_ex+0x41c/0x590 [ 406.470217][T17211] should_fail+0x14/0x24 [ 406.470226][T17211] should_fail_usercopy+0x20/0x30 [ 406.470236][T17211] simple_read_from_buffer+0xc4/0x238 [ 406.470247][T17211] proc_fail_nth_read+0x1a8/0x248 [ 406.470255][T17211] vfs_read+0x230/0x8c8 [ 406.470266][T17211] ksys_read+0x12c/0x228 [ 406.470276][T17211] __arm64_sys_read+0x7c/0x90 [ 406.470286][T17211] invoke_syscall+0x98/0x244 [ 406.470296][T17211] el0_svc_common+0xec/0x23c [ 406.470305][T17211] do_el0_svc+0x4c/0x5c [ 406.470315][T17211] el0_svc+0x64/0x260 [ 406.470324][T17211] el0t_64_sync_handler+0x48/0x148 [ 406.470333][T17211] el0t_64_sync+0x198/0x19c [ 406.529849][T17213] FAULT_INJECTION: forcing a failure. [ 406.529849][T17213] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 406.529881][T17213] CPU: 0 UID: 0 PID: 17213 Comm: syz.0.5729 Not tainted syzkaller #0 PREEMPT [ 406.529896][T17213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 406.529903][T17213] Call trace: [ 406.529908][T17213] show_stack+0x2c/0x3c (C) [ 406.529928][T17213] __dump_stack+0x30/0x40 [ 406.529942][T17213] dump_stack_lvl+0xd8/0x12c [ 406.529953][T17213] dump_stack+0x1c/0x28 [ 406.529963][T17213] should_fail_ex+0x41c/0x590 [ 406.529974][T17213] should_fail+0x14/0x24 [ 406.529984][T17213] should_fail_usercopy+0x20/0x30 [ 406.529994][T17213] simple_read_from_buffer+0xc4/0x238 [ 406.530005][T17213] proc_fail_nth_read+0x1a8/0x248 [ 406.530013][T17213] vfs_read+0x230/0x8c8 [ 406.530024][T17213] ksys_read+0x12c/0x228 [ 406.530034][T17213] __arm64_sys_read+0x7c/0x90 [ 406.530044][T17213] invoke_syscall+0x98/0x244 [ 406.530054][T17213] el0_svc_common+0xec/0x23c [ 406.530064][T17213] do_el0_svc+0x4c/0x5c [ 406.530074][T17213] el0_svc+0x64/0x260 [ 406.530083][T17213] el0t_64_sync_handler+0x48/0x148 [ 406.530092][T17213] el0t_64_sync+0x198/0x19c [ 406.589457][T17215] FAULT_INJECTION: forcing a failure. [ 406.589457][T17215] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 406.589490][T17215] CPU: 1 UID: 0 PID: 17215 Comm: syz.0.5730 Not tainted syzkaller #0 PREEMPT [ 406.589500][T17215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 406.589506][T17215] Call trace: [ 406.589510][T17215] show_stack+0x2c/0x3c (C) [ 406.589532][T17215] __dump_stack+0x30/0x40 [ 406.589544][T17215] dump_stack_lvl+0xd8/0x12c [ 406.589555][T17215] dump_stack+0x1c/0x28 [ 406.589565][T17215] should_fail_ex+0x41c/0x590 [ 406.589578][T17215] should_fail+0x14/0x24 [ 406.589587][T17215] should_fail_usercopy+0x20/0x30 [ 406.589598][T17215] simple_read_from_buffer+0xc4/0x238 [ 406.589616][T17215] proc_fail_nth_read+0x1a8/0x248 [ 406.589625][T17215] vfs_read+0x230/0x8c8 [ 406.589638][T17215] ksys_read+0x12c/0x228 [ 406.589648][T17215] __arm64_sys_read+0x7c/0x90 [ 406.589658][T17215] invoke_syscall+0x98/0x244 [ 406.589669][T17215] el0_svc_common+0xec/0x23c [ 406.589679][T17215] do_el0_svc+0x4c/0x5c [ 406.589689][T17215] el0_svc+0x64/0x260 [ 406.589699][T17215] el0t_64_sync_handler+0x48/0x148 [ 406.589708][T17215] el0t_64_sync+0x198/0x19c [ 406.649544][T17217] FAULT_INJECTION: forcing a failure. [ 406.649544][T17217] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 406.649577][T17217] CPU: 1 UID: 0 PID: 17217 Comm: syz.0.5731 Not tainted syzkaller #0 PREEMPT [ 406.649592][T17217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 406.649600][T17217] Call trace: [ 406.649610][T17217] show_stack+0x2c/0x3c (C) [ 406.649637][T17217] __dump_stack+0x30/0x40 [ 406.649652][T17217] dump_stack_lvl+0xd8/0x12c [ 406.649663][T17217] dump_stack+0x1c/0x28 [ 406.649673][T17217] should_fail_ex+0x41c/0x590 [ 406.649685][T17217] should_fail+0x14/0x24 [ 406.649694][T17217] should_fail_usercopy+0x20/0x30 [ 406.649705][T17217] simple_read_from_buffer+0xc4/0x238 [ 406.649715][T17217] proc_fail_nth_read+0x1a8/0x248 [ 406.649724][T17217] vfs_read+0x230/0x8c8 [ 406.649734][T17217] ksys_read+0x12c/0x228 [ 406.649744][T17217] __arm64_sys_read+0x7c/0x90 [ 406.649754][T17217] invoke_syscall+0x98/0x244 [ 406.649765][T17217] el0_svc_common+0xec/0x23c [ 406.649775][T17217] do_el0_svc+0x4c/0x5c [ 406.649784][T17217] el0_svc+0x64/0x260 [ 406.649794][T17217] el0t_64_sync_handler+0x48/0x148 [ 406.649803][T17217] el0t_64_sync+0x198/0x19c [ 406.709709][T17219] FAULT_INJECTION: forcing a failure. [ 406.709709][T17219] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 406.709740][T17219] CPU: 1 UID: 0 PID: 17219 Comm: syz.0.5732 Not tainted syzkaller #0 PREEMPT [ 406.709753][T17219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 406.709760][T17219] Call trace: [ 406.709764][T17219] show_stack+0x2c/0x3c (C) [ 406.709784][T17219] __dump_stack+0x30/0x40 [ 406.709798][T17219] dump_stack_lvl+0xd8/0x12c [ 406.709808][T17219] dump_stack+0x1c/0x28 [ 406.709818][T17219] should_fail_ex+0x41c/0x590 [ 406.709832][T17219] should_fail+0x14/0x24 [ 406.709842][T17219] should_fail_usercopy+0x20/0x30 [ 406.709852][T17219] simple_read_from_buffer+0xc4/0x238 [ 406.709864][T17219] proc_fail_nth_read+0x1a8/0x248 [ 406.709872][T17219] vfs_read+0x230/0x8c8 [ 406.709882][T17219] ksys_read+0x12c/0x228 [ 406.709892][T17219] __arm64_sys_read+0x7c/0x90 [ 406.709902][T17219] invoke_syscall+0x98/0x244 [ 406.709913][T17219] el0_svc_common+0xec/0x23c [ 406.709923][T17219] do_el0_svc+0x4c/0x5c [ 406.709932][T17219] el0_svc+0x64/0x260 [ 406.709942][T17219] el0t_64_sync_handler+0x48/0x148 [ 406.709951][T17219] el0t_64_sync+0x198/0x19c [ 406.769625][T17221] FAULT_INJECTION: forcing a failure. [ 406.769625][T17221] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 406.769658][T17221] CPU: 1 UID: 0 PID: 17221 Comm: syz.0.5733 Not tainted syzkaller #0 PREEMPT [ 406.769671][T17221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 406.769678][T17221] Call trace: [ 406.769682][T17221] show_stack+0x2c/0x3c (C) [ 406.769700][T17221] __dump_stack+0x30/0x40 [ 406.769713][T17221] dump_stack_lvl+0xd8/0x12c [ 406.769723][T17221] dump_stack+0x1c/0x28 [ 406.769733][T17221] should_fail_ex+0x41c/0x590 [ 406.769745][T17221] should_fail+0x14/0x24 [ 406.769755][T17221] should_fail_usercopy+0x20/0x30 [ 406.769765][T17221] simple_read_from_buffer+0xc4/0x238 [ 406.769776][T17221] proc_fail_nth_read+0x1a8/0x248 [ 406.769785][T17221] vfs_read+0x230/0x8c8 [ 406.769795][T17221] ksys_read+0x12c/0x228 [ 406.769805][T17221] __arm64_sys_read+0x7c/0x90 [ 406.769815][T17221] invoke_syscall+0x98/0x244 [ 406.769826][T17221] el0_svc_common+0xec/0x23c [ 406.769836][T17221] do_el0_svc+0x4c/0x5c [ 406.769845][T17221] el0_svc+0x64/0x260 [ 406.769855][T17221] el0t_64_sync_handler+0x48/0x148 [ 406.769864][T17221] el0t_64_sync+0x198/0x19c [ 406.840293][T17223] FAULT_INJECTION: forcing a failure. [ 406.840293][T17223] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 406.840334][T17223] CPU: 1 UID: 0 PID: 17223 Comm: syz.0.5734 Not tainted syzkaller #0 PREEMPT [ 406.840347][T17223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 406.840354][T17223] Call trace: [ 406.840358][T17223] show_stack+0x2c/0x3c (C) [ 406.840377][T17223] __dump_stack+0x30/0x40 [ 406.840389][T17223] dump_stack_lvl+0xd8/0x12c [ 406.840399][T17223] dump_stack+0x1c/0x28 [ 406.840409][T17223] should_fail_ex+0x41c/0x590 [ 406.840421][T17223] should_fail+0x14/0x24 [ 406.840431][T17223] should_fail_usercopy+0x20/0x30 [ 406.840441][T17223] simple_read_from_buffer+0xc4/0x238 [ 406.840453][T17223] proc_fail_nth_read+0x1a8/0x248 [ 406.840461][T17223] vfs_read+0x230/0x8c8 [ 406.840472][T17223] ksys_read+0x12c/0x228 [ 406.840482][T17223] __arm64_sys_read+0x7c/0x90 [ 406.840492][T17223] invoke_syscall+0x98/0x244 [ 406.840502][T17223] el0_svc_common+0xec/0x23c [ 406.840512][T17223] do_el0_svc+0x4c/0x5c [ 406.840522][T17223] el0_svc+0x64/0x260 [ 406.840532][T17223] el0t_64_sync_handler+0x48/0x148 [ 406.840540][T17223] el0t_64_sync+0x198/0x19c [ 407.235536][ T3289] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 407.314207][ T3289] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 407.374280][ T3289] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 407.434978][ T3289] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 407.605745][ T3289] bridge_slave_1: left allmulticast mode [ 407.605778][ T3289] bridge_slave_1: left promiscuous mode [ 407.605875][ T3289] bridge0: port 2(bridge_slave_1) entered disabled state [ 407.615268][ T3289] bridge_slave_0: left allmulticast mode [ 407.615293][ T3289] bridge_slave_0: left promiscuous mode [ 407.615371][ T3289] bridge0: port 1(bridge_slave_0) entered disabled state [ 407.662872][ T3289] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 407.672690][ T3289] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 407.674920][ T3289] bond0 (unregistering): Released all slaves [ 407.789263][ T4401] 8021q: adding VLAN 0 to HW filter on device eth0 [ 407.898485][ T4401] 8021q: adding VLAN 0 to HW filter on device eth1 [ 407.926758][ T3289] hsr_slave_0: left promiscuous mode [ 407.927842][ T3289] hsr_slave_1: left promiscuous mode [ 407.928068][ T3289] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 407.928080][ T3289] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 407.928974][ T3289] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 407.928986][ T3289] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 407.934351][ T3289] veth1_macvtap: left promiscuous mode [ 407.935202][ T3289] veth0_macvtap: left promiscuous mode [ 407.936097][ T3289] veth1_vlan: left promiscuous mode [ 407.937016][ T3289] veth0_vlan: left promiscuous mode [ 408.018791][ T3289] team0 (unregistering): Port device team_slave_1 removed [ 408.024313][ T3289] team0 (unregistering): Port device team_slave_0 removed [ 408.074777][ T4401] 8021q: adding VLAN 0 to HW filter on device eth2 [ 408.199253][ T4401] 8021q: adding VLAN 0 to HW filter on device eth3 [ 408.626597][T17294] bridge0: port 1(bridge_slave_0) entered blocking state [ 408.626680][T17294] bridge0: port 1(bridge_slave_0) entered disabled state [ 408.626732][T17294] bridge_slave_0: entered allmulticast mode [ 408.627165][T17294] bridge_slave_0: entered promiscuous mode [ 408.627970][T17294] bridge0: port 2(bridge_slave_1) entered blocking state [ 408.628013][T17294] bridge0: port 2(bridge_slave_1) entered disabled state [ 408.628091][T17294] bridge_slave_1: entered allmulticast mode [ 408.628460][T17294] bridge_slave_1: entered promiscuous mode [ 408.637427][T17294] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 408.638253][T17294] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 408.645339][T17294] team0: Port device team_slave_0 added [ 408.646476][T17294] team0: Port device team_slave_1 added [ 408.652937][T17294] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 408.652956][T17294] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 408.652972][T17294] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 408.653436][T17294] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 408.653444][T17294] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 408.653458][T17294] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 408.671055][T17294] hsr_slave_0: entered promiscuous mode [ 408.672342][T17294] hsr_slave_1: entered promiscuous mode [ 409.006942][T17294] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 409.009146][T17294] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 409.010863][T17294] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 409.013006][T17294] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 409.014725][T17294] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 409.016914][T17294] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 409.018615][T17294] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 409.020604][T17294] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 409.043321][T17294] 8021q: adding VLAN 0 to HW filter on device bond0 [ 409.048412][T17294] 8021q: adding VLAN 0 to HW filter on device team0 [ 409.052761][ T3289] bridge0: port 1(bridge_slave_0) entered blocking state [ 409.052797][ T3289] bridge0: port 1(bridge_slave_0) entered forwarding state [ 409.063840][ T3289] bridge0: port 2(bridge_slave_1) entered blocking state [ 409.063872][ T3289] bridge0: port 2(bridge_slave_1) entered forwarding state [ 409.126564][T17294] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 409.141559][T17294] veth0_vlan: entered promiscuous mode [ 409.144246][T17294] veth1_vlan: entered promiscuous mode [ 409.154856][T17294] veth0_macvtap: entered promiscuous mode [ 409.157382][T17294] veth1_macvtap: entered promiscuous mode [ 409.162456][T17294] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 409.165454][T17294] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 409.171014][ T3289] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 409.173192][ T3289] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 409.173277][ T3289] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 409.173346][ T3289] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 executing program [ 409.197415][T17294] validate_nla: 73 callbacks suppressed [ 409.198584][T17294] netlink: 'syz-executor332': attribute type 1 has an invalid length.