[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.44' (ECDSA) to the list of known hosts. syzkaller login: [ 246.956249][ T8456] FAULT_INJECTION: forcing a failure. [ 246.956249][ T8456] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 246.969561][ T8456] CPU: 1 PID: 8456 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 246.978304][ T8456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 246.988353][ T8456] Call Trace: [ 246.991623][ T8456] dump_stack+0x99/0xc3 [ 246.995782][ T8456] should_fail.cold+0x32/0x37 [ 247.000439][ T8456] strncpy_from_user+0x23/0x290 [ 247.005275][ T8456] ? kmem_cache_alloc+0x110/0x420 [ 247.010275][ T8456] getname_flags.part.0+0x53/0x270 [ 247.015381][ T8456] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 247.021614][ T8456] getname+0x49/0x70 [ 247.025492][ T8456] do_sys_openat2+0x88/0x230 [ 247.030061][ T8456] __x64_sys_open+0x7d/0xe0 [ 247.034540][ T8456] do_syscall_64+0x2d/0x70 [ 247.038936][ T8456] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 247.044804][ T8456] RIP: 0033:0x401920 [ 247.048683][ T8456] Code: 05 48 3d 01 f0 ff ff 0f 83 3d 0e 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 83 3d cd 2d 2f 00 00 75 14 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 14 0e 00 00 c3 48 83 ec 08 e8 7a 03 00 00 [ 247.068274][ T8456] RSP: 002b:00007ffc66900578 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 247.076674][ T8456] RAX: ffffffffffffffda RBX: 00007ffc669005a3 RCX: 0000000000401920 [ 247.084629][ T8456] RDX: 00007ffc669005a6 RSI: 0000000000080001 RDI: 00000000004a39fa [ 247.092574][ T8456] RBP: 00007ffc669005a0 R08: 0000000000000000 R09: 0000000000000003 [ 247.100540][ T8456] R10: 0000000000000019 R11: 0000000000000246 R12: 00000000004a39fa [ 247.108499][ T8456] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 executing program executing program executing program executing program executing program executing program executing program [ 254.014887][ T8464] FAULT_INJECTION: forcing a failure. [ 254.014887][ T8464] name failslab, interval 1, probability 0, space 0, times 1 [ 254.020693][ T8466] FAULT_INJECTION: forcing a failure. [ 254.020693][ T8466] name failslab, interval 1, probability 0, space 0, times 1 [ 254.036781][ T8467] FAULT_INJECTION: forcing a failure. [ 254.036781][ T8467] name failslab, interval 1, probability 0, space 0, times 1 [ 254.041555][ T8468] FAULT_INJECTION: forcing a failure. executing program [ 254.041555][ T8468] name failslab, interval 1, probability 0, space 0, times 1 [ 254.054816][ T8469] FAULT_INJECTION: forcing a failure. [ 254.054816][ T8469] name failslab, interval 1, probability 0, space 0, times 1 [ 254.067784][ T8470] FAULT_INJECTION: forcing a failure. [ 254.067784][ T8470] name failslab, interval 1, probability 0, space 0, times 1 [ 254.079227][ T8471] FAULT_INJECTION: forcing a failure. [ 254.079227][ T8471] name failslab, interval 1, probability 0, space 0, times 1 [ 254.090704][ T8466] CPU: 0 PID: 8466 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 254.103429][ T8472] FAULT_INJECTION: forcing a failure. [ 254.103429][ T8472] name failslab, interval 1, probability 0, space 0, times 1 [ 254.111963][ T8466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.111975][ T8466] Call Trace: [ 254.111981][ T8466] dump_stack+0x99/0xc3 [ 254.141974][ T8466] should_fail.cold+0x32/0x37 [ 254.146653][ T8466] should_failslab+0x5/0x10 [ 254.151164][ T8466] __kmalloc+0x52/0x440 [ 254.155316][ T8466] ? map_id_up+0xba/0x150 [ 254.159638][ T8466] ? tomoyo_init_log+0x9c3/0xe20 [ 254.164573][ T8466] tomoyo_init_log+0x9c3/0xe20 [ 254.169343][ T8466] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 254.175256][ T8466] tomoyo_supervisor+0x1d8/0x8e0 [ 254.180187][ T8466] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 254.186434][ T8466] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 254.192144][ T8466] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 254.198376][ T8466] tomoyo_path_permission+0x92/0xc0 [ 254.203565][ T8466] tomoyo_check_open_permission+0x220/0x240 [ 254.209458][ T8466] tomoyo_file_open+0x4c/0x60 [ 254.214130][ T8466] security_file_open+0x2e/0x220 [ 254.219060][ T8466] do_dentry_open+0x13b/0x620 [ 254.223726][ T8466] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 254.229958][ T8466] ? may_open+0x156/0x290 [ 254.234295][ T8466] path_openat+0x74a/0x1b00 [ 254.238794][ T8466] ? create_prof_cpu_mask+0x20/0x20 [ 254.243982][ T8466] ? arch_stack_walk+0x93/0xe0 [ 254.248737][ T8466] do_filp_open+0xa0/0x190 [ 254.253150][ T8466] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 254.258861][ T8466] ? expand_files+0x1ba/0x2f0 [ 254.263530][ T8466] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 254.269762][ T8466] ? strncpy_from_user+0x1ff/0x290 [ 254.274884][ T8466] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 254.281118][ T8466] ? _find_next_bit.constprop.0+0xe7/0x120 [ 254.286924][ T8466] do_sys_openat2+0xed/0x230 [ 254.291507][ T8466] __x64_sys_openat+0x7f/0xe0 [ 254.296178][ T8466] do_syscall_64+0x2d/0x70 [ 254.300591][ T8466] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 254.306482][ T8466] RIP: 0033:0x442089 [ 254.310370][ T8466] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 254.329976][ T8466] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 254.338389][ T8466] RAX: ffffffffffffffda RBX: 00007ffc66900b30 RCX: 0000000000442089 [ 254.346398][ T8466] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 254.354975][ T8466] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000402c50 [ 254.362939][ T8466] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 254.370901][ T8466] R13: 0000000000402c50 R14: 0000000000000000 R15: 0000000000000000 [ 254.378872][ T8467] CPU: 1 PID: 8467 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 254.387640][ T8467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.397702][ T8467] Call Trace: [ 254.400976][ T8467] dump_stack+0x99/0xc3 [ 254.405131][ T8467] should_fail.cold+0x32/0x37 [ 254.410061][ T8467] should_failslab+0x5/0x10 [ 254.414579][ T8467] __kmalloc+0x52/0x440 [ 254.418744][ T8467] ? map_id_up+0xba/0x150 [ 254.423167][ T8467] ? tomoyo_init_log+0x9c3/0xe20 [ 254.428105][ T8467] tomoyo_init_log+0x9c3/0xe20 [ 254.432867][ T8467] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 254.439126][ T8467] tomoyo_supervisor+0x1d8/0x8e0 [ 254.444058][ T8467] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 254.450292][ T8467] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 254.456021][ T8467] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 254.462256][ T8467] tomoyo_path_permission+0x92/0xc0 [ 254.467448][ T8467] tomoyo_check_open_permission+0x220/0x240 [ 254.473349][ T8467] tomoyo_file_open+0x4c/0x60 [ 254.478023][ T8467] security_file_open+0x2e/0x220 [ 254.482956][ T8467] do_dentry_open+0x13b/0x620 [ 254.487623][ T8467] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 254.493855][ T8467] ? may_open+0x156/0x290 [ 254.498192][ T8467] path_openat+0x74a/0x1b00 [ 254.502698][ T8467] ? create_prof_cpu_mask+0x20/0x20 [ 254.507895][ T8467] ? arch_stack_walk+0x93/0xe0 [ 254.512654][ T8467] do_filp_open+0xa0/0x190 [ 254.517061][ T8467] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 254.522770][ T8467] ? expand_files+0x1ba/0x2f0 [ 254.527438][ T8467] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 254.533682][ T8467] ? strncpy_from_user+0x1ff/0x290 [ 254.538807][ T8467] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 254.545055][ T8467] ? _find_next_bit.constprop.0+0xe7/0x120 [ 254.550861][ T8467] do_sys_openat2+0xed/0x230 [ 254.555445][ T8467] __x64_sys_openat+0x7f/0xe0 [ 254.560112][ T8467] do_syscall_64+0x2d/0x70 [ 254.564523][ T8467] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 254.570414][ T8467] RIP: 0033:0x442089 [ 254.574312][ T8467] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 254.593914][ T8467] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 254.602324][ T8467] RAX: ffffffffffffffda RBX: 00007ffc66900b30 RCX: 0000000000442089 [ 254.610283][ T8467] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 254.618266][ T8467] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000402c50 [ 254.626239][ T8467] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 254.634212][ T8467] R13: 0000000000402c50 R14: 0000000000000000 R15: 0000000000000000 [ 254.642198][ T8471] CPU: 0 PID: 8471 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 254.650972][ T8471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.661019][ T8471] Call Trace: [ 254.664373][ T8471] dump_stack+0x99/0xc3 [ 254.668526][ T8471] should_fail.cold+0x32/0x37 [ 254.673350][ T8471] should_failslab+0x5/0x10 [ 254.677854][ T8471] __kmalloc+0x52/0x440 [ 254.682011][ T8471] ? map_id_up+0xba/0x150 [ 254.686334][ T8471] ? tomoyo_init_log+0x9c3/0xe20 [ 254.691277][ T8471] tomoyo_init_log+0x9c3/0xe20 [ 254.696076][ T8471] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 254.701988][ T8471] tomoyo_supervisor+0x1d8/0x8e0 [ 254.706937][ T8471] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 254.713176][ T8471] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 254.718913][ T8471] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 254.725146][ T8471] tomoyo_path_permission+0x92/0xc0 [ 254.730342][ T8471] tomoyo_check_open_permission+0x220/0x240 [ 254.736243][ T8471] tomoyo_file_open+0x4c/0x60 [ 254.740975][ T8471] security_file_open+0x2e/0x220 [ 254.745912][ T8471] do_dentry_open+0x13b/0x620 [ 254.750672][ T8471] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 254.756923][ T8471] ? may_open+0x156/0x290 [ 254.761265][ T8471] path_openat+0x74a/0x1b00 [ 254.765942][ T8471] ? create_prof_cpu_mask+0x20/0x20 [ 254.771132][ T8471] ? arch_stack_walk+0x93/0xe0 [ 254.775892][ T8471] do_filp_open+0xa0/0x190 [ 254.780347][ T8471] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 254.786077][ T8471] ? expand_files+0x1ba/0x2f0 [ 254.790772][ T8471] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 254.797021][ T8471] ? strncpy_from_user+0x1ff/0x290 [ 254.802817][ T8471] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 254.809055][ T8471] ? _find_next_bit.constprop.0+0xe7/0x120 [ 254.815482][ T8471] do_sys_openat2+0xed/0x230 [ 254.820067][ T8471] __x64_sys_openat+0x7f/0xe0 [ 254.824756][ T8471] do_syscall_64+0x2d/0x70 [ 254.830127][ T8471] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 254.836033][ T8471] RIP: 0033:0x442089 [ 254.839963][ T8471] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 254.859578][ T8471] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 254.868179][ T8471] RAX: ffffffffffffffda RBX: 00007ffc66900b30 RCX: 0000000000442089 [ 254.876149][ T8471] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 254.884117][ T8471] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000402c50 [ 254.892087][ T8471] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 254.900081][ T8471] R13: 0000000000402c50 R14: 0000000000000000 R15: 0000000000000000 [ 254.909877][ T8464] CPU: 1 PID: 8464 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 254.919076][ T8464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.929500][ T8464] Call Trace: [ 254.933907][ T8464] dump_stack+0x99/0xc3 [ 254.938066][ T8464] should_fail.cold+0x32/0x37 [ 254.943192][ T8464] should_failslab+0x5/0x10 [ 254.947694][ T8464] __kmalloc+0x52/0x440 [ 254.951858][ T8464] ? map_id_up+0xba/0x150 [ 254.956180][ T8464] ? tomoyo_init_log+0x9c3/0xe20 [ 254.961129][ T8464] tomoyo_init_log+0x9c3/0xe20 [ 254.965893][ T8464] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 254.971789][ T8464] tomoyo_supervisor+0x1d8/0x8e0 [ 254.976760][ T8464] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 254.983009][ T8464] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 254.988739][ T8464] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 254.995046][ T8464] tomoyo_path_permission+0x92/0xc0 [ 255.000282][ T8464] tomoyo_check_open_permission+0x220/0x240 [ 255.006199][ T8464] tomoyo_file_open+0x4c/0x60 [ 255.010884][ T8464] security_file_open+0x2e/0x220 [ 255.015944][ T8464] do_dentry_open+0x13b/0x620 [ 255.020621][ T8464] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 255.027121][ T8464] ? may_open+0x156/0x290 [ 255.031451][ T8464] path_openat+0x74a/0x1b00 [ 255.035955][ T8464] ? create_prof_cpu_mask+0x20/0x20 [ 255.041319][ T8464] ? arch_stack_walk+0x93/0xe0 [ 255.046081][ T8464] do_filp_open+0xa0/0x190 [ 255.050577][ T8464] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 255.056308][ T8464] ? expand_files+0x1ba/0x2f0 [ 255.060982][ T8464] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 255.067226][ T8464] ? strncpy_from_user+0x1ff/0x290 [ 255.072336][ T8464] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 255.078596][ T8464] ? _find_next_bit.constprop.0+0xe7/0x120 [ 255.084407][ T8464] do_sys_openat2+0xed/0x230 [ 255.088994][ T8464] __x64_sys_openat+0x7f/0xe0 [ 255.093667][ T8464] do_syscall_64+0x2d/0x70 [ 255.098166][ T8464] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 255.104057][ T8464] RIP: 0033:0x442089 [ 255.107940][ T8464] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 255.127542][ T8464] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 255.135969][ T8464] RAX: ffffffffffffffda RBX: 00007ffc66900b30 RCX: 0000000000442089 [ 255.143935][ T8464] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 255.151901][ T8464] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000402c50 [ 255.159881][ T8464] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 255.167848][ T8464] R13: 0000000000402c50 R14: 0000000000000000 R15: 0000000000000000 [ 255.175815][ T8472] CPU: 0 PID: 8472 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 255.184585][ T8472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 255.194632][ T8472] Call Trace: [ 255.197901][ T8472] dump_stack+0x99/0xc3 [ 255.202069][ T8472] should_fail.cold+0x32/0x37 [ 255.206735][ T8472] should_failslab+0x5/0x10 [ 255.211234][ T8472] kmem_cache_alloc+0x24/0x420 [ 255.215991][ T8472] create_object.isra.0+0x36/0x330 [ 255.221101][ T8472] kmem_cache_alloc_trace+0x10f/0x430 [ 255.226481][ T8472] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 255.232216][ T8472] tomoyo_init_log+0x7d/0xe20 [ 255.236893][ T8472] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 255.243124][ T8472] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 255.249035][ T8472] ? tomoyo_domain_quota_is_ok+0x104/0x1c0 [ 255.254843][ T8472] tomoyo_supervisor+0x1d8/0x8e0 [ 255.259773][ T8472] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 255.266013][ T8472] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 255.271729][ T8472] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 255.277966][ T8472] tomoyo_path_permission+0x92/0xc0 [ 255.283166][ T8472] tomoyo_check_open_permission+0x220/0x240 [ 255.289058][ T8472] tomoyo_file_open+0x4c/0x60 [ 255.293732][ T8472] security_file_open+0x2e/0x220 [ 255.298669][ T8472] do_dentry_open+0x13b/0x620 [ 255.303342][ T8472] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 255.309580][ T8472] ? may_open+0x156/0x290 [ 255.313913][ T8472] path_openat+0x74a/0x1b00 [ 255.318415][ T8472] ? create_prof_cpu_mask+0x20/0x20 [ 255.323623][ T8472] ? arch_stack_walk+0x93/0xe0 [ 255.328486][ T8472] do_filp_open+0xa0/0x190 [ 255.332920][ T8472] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 255.338635][ T8472] ? expand_files+0x1ba/0x2f0 [ 255.343309][ T8472] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 255.349721][ T8472] ? strncpy_from_user+0x1ff/0x290 [ 255.354835][ T8472] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 255.361073][ T8472] ? _find_next_bit.constprop.0+0xe7/0x120 [ 255.366894][ T8472] do_sys_openat2+0xed/0x230 [ 255.371484][ T8472] __x64_sys_openat+0x7f/0xe0 [ 255.376154][ T8472] do_syscall_64+0x2d/0x70 [ 255.380565][ T8472] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 255.386455][ T8472] RIP: 0033:0x442089 [ 255.390349][ T8472] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 255.409964][ T8472] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 255.418374][ T8472] RAX: ffffffffffffffda RBX: 00007ffc66900b30 RCX: 0000000000442089 [ 255.426336][ T8472] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 255.434314][ T8472] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000402c50 [ 255.442277][ T8472] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 255.450255][ T8472] R13: 0000000000402c50 R14: 0000000000000000 R15: 0000000000000000 [ 255.458225][ T8469] CPU: 1 PID: 8469 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 255.467606][ T8469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 255.477654][ T8469] Call Trace: [ 255.480927][ T8469] dump_stack+0x99/0xc3 [ 255.485099][ T8469] should_fail.cold+0x32/0x37 [ 255.489773][ T8469] should_failslab+0x5/0x10 [ 255.494274][ T8469] __kmalloc+0x52/0x440 [ 255.498425][ T8469] ? map_id_up+0xba/0x150 [ 255.502748][ T8469] ? tomoyo_init_log+0x9c3/0xe20 [ 255.507680][ T8469] tomoyo_init_log+0x9c3/0xe20 [ 255.512457][ T8469] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 255.518348][ T8469] tomoyo_supervisor+0x1d8/0x8e0 [ 255.523281][ T8469] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 255.529520][ T8469] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 255.535252][ T8469] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 255.541484][ T8469] tomoyo_path_permission+0x92/0xc0 [ 255.546695][ T8469] tomoyo_check_open_permission+0x220/0x240 [ 255.552588][ T8469] tomoyo_file_open+0x4c/0x60 [ 255.557267][ T8469] security_file_open+0x2e/0x220 [ 255.562220][ T8469] do_dentry_open+0x13b/0x620 [ 255.566893][ T8469] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 255.573130][ T8469] ? may_open+0x156/0x290 [ 255.577478][ T8469] path_openat+0x74a/0x1b00 [ 255.581980][ T8469] ? create_prof_cpu_mask+0x20/0x20 [ 255.587173][ T8469] ? arch_stack_walk+0x93/0xe0 [ 255.591947][ T8469] do_filp_open+0xa0/0x190 [ 255.596359][ T8469] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 255.602073][ T8469] ? expand_files+0x1ba/0x2f0 [ 255.606746][ T8469] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 255.612989][ T8469] ? strncpy_from_user+0x1ff/0x290 [ 255.618101][ T8469] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 255.624338][ T8469] ? _find_next_bit.constprop.0+0xe7/0x120 [ 255.630181][ T8469] do_sys_openat2+0xed/0x230 [ 255.634770][ T8469] __x64_sys_openat+0x7f/0xe0 [ 255.639476][ T8469] do_syscall_64+0x2d/0x70 [ 255.643889][ T8469] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 255.649800][ T8469] RIP: 0033:0x442089 [ 255.653689][ T8469] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 255.673294][ T8469] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 255.681704][ T8469] RAX: ffffffffffffffda RBX: 00007ffc66900b30 RCX: 0000000000442089 [ 255.689676][ T8469] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 255.697645][ T8469] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000402c50 [ 255.705618][ T8469] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 255.713610][ T8469] R13: 0000000000402c50 R14: 0000000000000000 R15: 0000000000000000 [ 255.721878][ T8468] CPU: 0 PID: 8468 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 255.730653][ T8468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 255.740710][ T8468] Call Trace: [ 255.743982][ T8468] dump_stack+0x99/0xc3 [ 255.748134][ T8468] should_fail.cold+0x32/0x37 [ 255.752807][ T8468] should_failslab+0x5/0x10 [ 255.757306][ T8468] __kmalloc+0x52/0x440 [ 255.761795][ T8468] ? map_id_up+0xba/0x150 [ 255.766131][ T8468] ? tomoyo_init_log+0x9c3/0xe20 [ 255.771077][ T8468] tomoyo_init_log+0x9c3/0xe20 [ 255.775847][ T8468] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 255.781737][ T8468] tomoyo_supervisor+0x1d8/0x8e0 [ 255.786675][ T8468] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 255.792913][ T8468] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 255.798625][ T8468] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 255.804865][ T8468] tomoyo_path_permission+0x92/0xc0 [ 255.810067][ T8468] tomoyo_check_open_permission+0x220/0x240 [ 255.815959][ T8468] tomoyo_file_open+0x4c/0x60 [ 255.820632][ T8468] security_file_open+0x2e/0x220 [ 255.825577][ T8468] do_dentry_open+0x13b/0x620 [ 255.830249][ T8468] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 255.836568][ T8468] ? may_open+0x156/0x290 [ 255.840901][ T8468] path_openat+0x74a/0x1b00 [ 255.845406][ T8468] ? create_prof_cpu_mask+0x20/0x20 [ 255.850593][ T8468] ? arch_stack_walk+0x93/0xe0 [ 255.855348][ T8468] do_filp_open+0xa0/0x190 [ 255.859843][ T8468] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 255.865553][ T8468] ? expand_files+0x1ba/0x2f0 [ 255.870232][ T8468] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 255.876467][ T8468] ? strncpy_from_user+0x1ff/0x290 [ 255.881577][ T8468] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 255.887809][ T8468] ? _find_next_bit.constprop.0+0xe7/0x120 [ 255.893621][ T8468] do_sys_openat2+0xed/0x230 [ 255.898207][ T8468] __x64_sys_openat+0x7f/0xe0 [ 255.902879][ T8468] do_syscall_64+0x2d/0x70 [ 255.907308][ T8468] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 255.913195][ T8468] RIP: 0033:0x442089 [ 255.917077][ T8468] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 255.936692][ T8468] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 255.945101][ T8468] RAX: ffffffffffffffda RBX: 00007ffc66900b30 RCX: 0000000000442089 [ 255.953069][ T8468] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 255.961049][ T8468] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000402c50 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 255.969101][ T8468] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 255.977073][ T8468] R13: 0000000000402c50 R14: 0000000000000000 R15: 0000000000000000 [ 255.985055][ T8470] CPU: 1 PID: 8470 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 255.993820][ T8470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 256.003881][ T8470] Call Trace: [ 256.007160][ T8470] dump_stack+0x99/0xc3 [ 256.011314][ T8470] should_fail.cold+0x32/0x37 [ 256.015990][ T8470] should_failslab+0x5/0x10 [ 256.020494][ T8470] __kmalloc+0x52/0x440 [ 256.024645][ T8470] ? map_id_up+0xba/0x150 [ 256.028965][ T8470] ? tomoyo_init_log+0x9c3/0xe20 [ 256.033903][ T8470] tomoyo_init_log+0x9c3/0xe20 [ 256.038672][ T8470] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 256.044587][ T8470] tomoyo_supervisor+0x1d8/0x8e0 [ 256.049709][ T8470] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 256.055950][ T8470] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 256.061768][ T8470] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 256.068009][ T8470] tomoyo_path_permission+0x92/0xc0 [ 256.073228][ T8470] tomoyo_check_open_permission+0x220/0x240 [ 256.079145][ T8470] tomoyo_file_open+0x4c/0x60 [ 256.083821][ T8470] security_file_open+0x2e/0x220 [ 256.088756][ T8470] do_dentry_open+0x13b/0x620 [ 256.093515][ T8470] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 256.099751][ T8470] ? may_open+0x156/0x290 [ 256.104080][ T8470] path_openat+0x74a/0x1b00 [ 256.108578][ T8470] ? create_prof_cpu_mask+0x20/0x20 [ 256.114727][ T8470] ? arch_stack_walk+0x93/0xe0 [ 256.119598][ T8470] do_filp_open+0xa0/0x190 [ 256.124041][ T8470] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 256.129847][ T8470] ? expand_files+0x1ba/0x2f0 [ 256.134530][ T8470] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 256.140797][ T8470] ? strncpy_from_user+0x1ff/0x290 [ 256.145906][ T8470] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 256.152276][ T8470] ? _find_next_bit.constprop.0+0xe7/0x120 [ 256.158088][ T8470] do_sys_openat2+0xed/0x230 [ 256.162673][ T8470] __x64_sys_openat+0x7f/0xe0 [ 256.167432][ T8470] do_syscall_64+0x2d/0x70 [ 256.171856][ T8470] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 256.177743][ T8470] RIP: 0033:0x442089 [ 256.181635][ T8470] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 256.201236][ T8470] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 256.209663][ T8470] RAX: ffffffffffffffda RBX: 00007ffc66900b30 RCX: 0000000000442089 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 256.217628][ T8470] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 256.225591][ T8470] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000402c50 [ 256.233577][ T8470] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 256.241538][ T8470] R13: 0000000000402c50 R14: 0000000000000000 R15: 0000000000000000 executing program [ 271.406420][ T8473] FAULT_INJECTION: forcing a failure. [ 271.406420][ T8473] name failslab, interval 1, probability 0, space 0, times 0 [ 271.419177][ T8473] CPU: 0 PID: 8473 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 271.427936][ T8473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.437985][ T8473] Call Trace: [ 271.441254][ T8473] dump_stack+0x99/0xc3 [ 271.445403][ T8473] should_fail.cold+0x32/0x37 [ 271.450068][ T8473] should_failslab+0x5/0x10 [ 271.454572][ T8473] kmem_cache_alloc_trace+0x27/0x430 [ 271.459868][ T8473] qrtr_endpoint_register+0x47/0x1d0 [ 271.465153][ T8473] qrtr_tun_open+0x76/0x90 [ 271.469564][ T8473] ? qrtr_tun_read_iter+0x1e0/0x1e0 [ 271.474777][ T8473] misc_open+0x19c/0x1e0 [ 271.479023][ T8473] ? misc_devnode+0x70/0x70 [ 271.483691][ T8473] chrdev_open+0x10d/0x340 [ 271.488102][ T8473] do_dentry_open+0x1e6/0x620 [ 271.492773][ T8473] ? cdev_device_add+0xe0/0xe0 [ 271.497525][ T8473] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 executing program [ 271.503757][ T8473] ? may_open+0x156/0x290 [ 271.508079][ T8473] path_openat+0x74a/0x1b00 [ 271.512579][ T8473] ? create_prof_cpu_mask+0x20/0x20 [ 271.517770][ T8473] ? arch_stack_walk+0x93/0xe0 [ 271.522541][ T8473] do_filp_open+0xa0/0x190 [ 271.526950][ T8473] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 271.532679][ T8473] ? expand_files+0x1ba/0x2f0 [ 271.537375][ T8473] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 271.543610][ T8473] ? strncpy_from_user+0x1ff/0x290 [ 271.548712][ T8473] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 271.554941][ T8473] ? _find_next_bit.constprop.0+0xe7/0x120 [ 271.560775][ T8473] do_sys_openat2+0xed/0x230 [ 271.565376][ T8473] __x64_sys_openat+0x7f/0xe0 [ 271.570049][ T8473] do_syscall_64+0x2d/0x70 [ 271.574469][ T8473] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 271.580371][ T8473] RIP: 0033:0x442089 [ 271.584253][ T8473] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 271.603863][ T8473] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 271.612266][ T8473] RAX: ffffffffffffffda RBX: 000000000003e700 RCX: 0000000000442089 [ 271.620221][ T8473] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 271.628180][ T8473] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000004 [ 271.636139][ T8473] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 271.644107][ T8473] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 271.658105][ T8474] FAULT_INJECTION: forcing a failure. [ 271.658105][ T8474] name failslab, interval 1, probability 0, space 0, times 0 [ 271.682148][ T8474] CPU: 1 PID: 8474 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 271.690923][ T8474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.700973][ T8474] Call Trace: [ 271.704261][ T8474] dump_stack+0x99/0xc3 executing program [ 271.708408][ T8474] should_fail.cold+0x32/0x37 [ 271.713090][ T8474] should_failslab+0x5/0x10 [ 271.717587][ T8474] kmem_cache_alloc_trace+0x27/0x430 [ 271.725213][ T8474] qrtr_endpoint_register+0x47/0x1d0 [ 271.730494][ T8474] qrtr_tun_open+0x76/0x90 [ 271.734901][ T8474] ? qrtr_tun_read_iter+0x1e0/0x1e0 [ 271.740087][ T8474] misc_open+0x19c/0x1e0 [ 271.744340][ T8474] ? misc_devnode+0x70/0x70 [ 271.748835][ T8474] chrdev_open+0x10d/0x340 [ 271.753242][ T8474] do_dentry_open+0x1e6/0x620 executing program executing program [ 271.757923][ T8474] ? cdev_device_add+0xe0/0xe0 [ 271.762693][ T8474] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 271.768926][ T8474] ? may_open+0x156/0x290 [ 271.773251][ T8474] path_openat+0x74a/0x1b00 [ 271.777837][ T8474] ? create_prof_cpu_mask+0x20/0x20 [ 271.783045][ T8474] ? arch_stack_walk+0x93/0xe0 [ 271.787802][ T8474] do_filp_open+0xa0/0x190 [ 271.792572][ T8474] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 271.798285][ T8474] ? expand_files+0x1ba/0x2f0 [ 271.802954][ T8474] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 executing program executing program [ 271.809205][ T8474] ? strncpy_from_user+0x1ff/0x290 [ 271.814336][ T8474] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 271.820573][ T8474] ? _find_next_bit.constprop.0+0xe7/0x120 [ 271.826379][ T8474] do_sys_openat2+0xed/0x230 [ 271.830976][ T8474] __x64_sys_openat+0x7f/0xe0 [ 271.835642][ T8474] do_syscall_64+0x2d/0x70 [ 271.840053][ T8474] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 271.845953][ T8474] RIP: 0033:0x442089 [ 271.849833][ T8474] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 271.869781][ T8474] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 271.878204][ T8474] RAX: ffffffffffffffda RBX: 000000000003e7f8 RCX: 0000000000442089 [ 271.886163][ T8474] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 271.894124][ T8474] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000004 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 271.902089][ T8474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 271.910053][ T8474] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 271.924757][ T8476] FAULT_INJECTION: forcing a failure. [ 271.924757][ T8476] name failslab, interval 1, probability 0, space 0, times 0 [ 271.937647][ T8476] CPU: 0 PID: 8476 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 271.946424][ T8476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.956471][ T8476] Call Trace: [ 271.959754][ T8476] dump_stack+0x99/0xc3 [ 271.963907][ T8476] should_fail.cold+0x32/0x37 [ 271.968597][ T8476] should_failslab+0x5/0x10 [ 271.973098][ T8476] kmem_cache_alloc_trace+0x27/0x430 [ 271.978384][ T8476] qrtr_endpoint_register+0x47/0x1d0 [ 271.983669][ T8476] qrtr_tun_open+0x76/0x90 [ 271.988081][ T8476] ? qrtr_tun_read_iter+0x1e0/0x1e0 [ 271.993278][ T8476] misc_open+0x19c/0x1e0 [ 271.997518][ T8476] ? misc_devnode+0x70/0x70 [ 272.002014][ T8476] chrdev_open+0x10d/0x340 [ 272.006421][ T8476] do_dentry_open+0x1e6/0x620 [ 272.011089][ T8476] ? cdev_device_add+0xe0/0xe0 [ 272.015851][ T8476] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 272.022179][ T8476] ? may_open+0x156/0x290 [ 272.026509][ T8476] path_openat+0x74a/0x1b00 [ 272.031009][ T8476] ? create_prof_cpu_mask+0x20/0x20 [ 272.036200][ T8476] ? arch_stack_walk+0x93/0xe0 [ 272.040961][ T8476] do_filp_open+0xa0/0x190 [ 272.045369][ T8476] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 272.051087][ T8476] ? expand_files+0x1ba/0x2f0 [ 272.055755][ T8476] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 272.061993][ T8476] ? strncpy_from_user+0x1ff/0x290 [ 272.067095][ T8476] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 272.077165][ T8476] ? _find_next_bit.constprop.0+0xe7/0x120 [ 272.082971][ T8476] do_sys_openat2+0xed/0x230 [ 272.087555][ T8476] __x64_sys_openat+0x7f/0xe0 [ 272.092228][ T8476] do_syscall_64+0x2d/0x70 [ 272.096639][ T8476] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 272.102534][ T8476] RIP: 0033:0x442089 [ 272.106425][ T8476] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 272.126033][ T8476] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 272.134469][ T8476] RAX: ffffffffffffffda RBX: 000000000003e6ff RCX: 0000000000442089 [ 272.142442][ T8476] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 272.150412][ T8476] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000004 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 272.158384][ T8476] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 272.166353][ T8476] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 272.175076][ T8477] FAULT_INJECTION: forcing a failure. [ 272.175076][ T8477] name failslab, interval 1, probability 0, space 0, times 0 [ 272.188624][ T8477] CPU: 0 PID: 8477 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 272.197395][ T8477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 272.207627][ T8477] Call Trace: [ 272.210904][ T8477] dump_stack+0x99/0xc3 [ 272.215068][ T8477] should_fail.cold+0x32/0x37 [ 272.219743][ T8477] should_failslab+0x5/0x10 [ 272.224257][ T8477] kmem_cache_alloc_trace+0x27/0x430 [ 272.229561][ T8477] qrtr_endpoint_register+0x47/0x1d0 [ 272.234967][ T8477] qrtr_tun_open+0x76/0x90 [ 272.239414][ T8477] ? qrtr_tun_read_iter+0x1e0/0x1e0 [ 272.244618][ T8477] misc_open+0x19c/0x1e0 [ 272.248865][ T8477] ? misc_devnode+0x70/0x70 [ 272.253366][ T8477] chrdev_open+0x10d/0x340 [ 272.257780][ T8477] do_dentry_open+0x1e6/0x620 [ 272.262469][ T8477] ? cdev_device_add+0xe0/0xe0 [ 272.267226][ T8477] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 272.273461][ T8477] ? may_open+0x156/0x290 [ 272.277809][ T8477] path_openat+0x74a/0x1b00 [ 272.282309][ T8477] ? create_prof_cpu_mask+0x20/0x20 [ 272.287503][ T8477] ? arch_stack_walk+0x93/0xe0 [ 272.292268][ T8477] do_filp_open+0xa0/0x190 [ 272.296677][ T8477] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 272.302393][ T8477] ? expand_files+0x1ba/0x2f0 [ 272.307066][ T8477] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 272.313304][ T8477] ? strncpy_from_user+0x1ff/0x290 [ 272.318428][ T8477] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 272.324666][ T8477] ? _find_next_bit.constprop.0+0xe7/0x120 [ 272.330506][ T8477] do_sys_openat2+0xed/0x230 [ 272.335098][ T8477] __x64_sys_openat+0x7f/0xe0 [ 272.339774][ T8477] do_syscall_64+0x2d/0x70 [ 272.344194][ T8477] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 272.350105][ T8477] RIP: 0033:0x442089 [ 272.353990][ T8477] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 272.373601][ T8477] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 272.382010][ T8477] RAX: ffffffffffffffda RBX: 000000000003e6fc RCX: 0000000000442089 [ 272.390948][ T8477] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 272.398917][ T8477] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000004 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 272.406884][ T8477] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 272.414851][ T8477] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 272.424397][ T8475] FAULT_INJECTION: forcing a failure. [ 272.424397][ T8475] name failslab, interval 1, probability 0, space 0, times 0 [ 272.438215][ T8475] CPU: 0 PID: 8475 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 272.446984][ T8475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 272.457032][ T8475] Call Trace: [ 272.460307][ T8475] dump_stack+0x99/0xc3 [ 272.464462][ T8475] should_fail.cold+0x32/0x37 [ 272.469132][ T8475] should_failslab+0x5/0x10 [ 272.473636][ T8475] kmem_cache_alloc_trace+0x27/0x430 [ 272.478919][ T8475] qrtr_endpoint_register+0x47/0x1d0 [ 272.484202][ T8475] qrtr_tun_open+0x76/0x90 [ 272.488614][ T8475] ? qrtr_tun_read_iter+0x1e0/0x1e0 [ 272.493807][ T8475] misc_open+0x19c/0x1e0 [ 272.498070][ T8475] ? misc_devnode+0x70/0x70 [ 272.502577][ T8475] chrdev_open+0x10d/0x340 [ 272.507005][ T8475] do_dentry_open+0x1e6/0x620 [ 272.511676][ T8475] ? cdev_device_add+0xe0/0xe0 [ 272.516438][ T8475] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 272.522677][ T8475] ? may_open+0x156/0x290 [ 272.527012][ T8475] path_openat+0x74a/0x1b00 [ 272.531516][ T8475] ? create_prof_cpu_mask+0x20/0x20 [ 272.536713][ T8475] ? arch_stack_walk+0x93/0xe0 [ 272.541483][ T8475] do_filp_open+0xa0/0x190 [ 272.545913][ T8475] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 272.551654][ T8475] ? expand_files+0x1ba/0x2f0 [ 272.556329][ T8475] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 272.562581][ T8475] ? strncpy_from_user+0x1ff/0x290 [ 272.567683][ T8475] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 272.573941][ T8475] ? _find_next_bit.constprop.0+0xe7/0x120 [ 272.579744][ T8475] do_sys_openat2+0xed/0x230 [ 272.584334][ T8475] __x64_sys_openat+0x7f/0xe0 [ 272.589003][ T8475] do_syscall_64+0x2d/0x70 [ 272.593414][ T8475] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 272.599317][ T8475] RIP: 0033:0x442089 [ 272.603200][ T8475] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 272.622801][ T8475] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 272.631244][ T8475] RAX: ffffffffffffffda RBX: 000000000003e907 RCX: 0000000000442089 [ 272.639215][ T8475] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 272.647182][ T8475] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000004 [ 272.655168][ T8475] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 272.663134][ T8475] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 272.672712][ T8478] FAULT_INJECTION: forcing a failure. [ 272.672712][ T8478] name failslab, interval 1, probability 0, space 0, times 0 [ 272.686139][ T8478] CPU: 0 PID: 8478 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 272.694907][ T8478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 272.704955][ T8478] Call Trace: [ 272.708228][ T8478] dump_stack+0x99/0xc3 [ 272.712383][ T8478] should_fail.cold+0x32/0x37 [ 272.717054][ T8478] should_failslab+0x5/0x10 [ 272.721551][ T8478] kmem_cache_alloc_trace+0x27/0x430 [ 272.726838][ T8478] qrtr_endpoint_register+0x47/0x1d0 [ 272.732125][ T8478] qrtr_tun_open+0x76/0x90 [ 272.736542][ T8478] ? qrtr_tun_read_iter+0x1e0/0x1e0 [ 272.741734][ T8478] misc_open+0x19c/0x1e0 [ 272.745978][ T8478] ? misc_devnode+0x70/0x70 [ 272.750997][ T8478] chrdev_open+0x10d/0x340 [ 272.755950][ T8478] do_dentry_open+0x1e6/0x620 [ 272.760622][ T8478] ? cdev_device_add+0xe0/0xe0 [ 272.765380][ T8478] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 272.771613][ T8478] ? may_open+0x156/0x290 [ 272.775943][ T8478] path_openat+0x74a/0x1b00 [ 272.780444][ T8478] ? create_prof_cpu_mask+0x20/0x20 [ 272.785635][ T8478] ? arch_stack_walk+0x93/0xe0 [ 272.790398][ T8478] do_filp_open+0xa0/0x190 [ 272.794820][ T8478] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 272.800570][ T8478] ? expand_files+0x1ba/0x2f0 [ 272.805258][ T8478] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 272.811528][ T8478] ? strncpy_from_user+0x1ff/0x290 [ 272.816634][ T8478] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 272.822871][ T8478] ? _find_next_bit.constprop.0+0xe7/0x120 [ 272.828684][ T8478] do_sys_openat2+0xed/0x230 [ 272.833290][ T8478] __x64_sys_openat+0x7f/0xe0 [ 272.837964][ T8478] do_syscall_64+0x2d/0x70 [ 272.842380][ T8478] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 272.848270][ T8478] RIP: 0033:0x442089 [ 272.852159][ T8478] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 272.871769][ T8478] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 272.880185][ T8478] RAX: ffffffffffffffda RBX: 000000000003e5ea RCX: 0000000000442089 [ 272.888262][ T8478] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 272.896231][ T8478] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000004 [ 272.904198][ T8478] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 272.912174][ T8478] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 272.921796][ T8479] FAULT_INJECTION: forcing a failure. [ 272.921796][ T8479] name failslab, interval 1, probability 0, space 0, times 0 [ 272.935150][ T8479] CPU: 0 PID: 8479 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 272.943944][ T8479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 272.953993][ T8479] Call Trace: [ 272.957281][ T8479] dump_stack+0x99/0xc3 [ 272.961432][ T8479] should_fail.cold+0x32/0x37 [ 272.966101][ T8479] should_failslab+0x5/0x10 [ 272.970613][ T8479] kmem_cache_alloc_trace+0x27/0x430 [ 272.976074][ T8479] qrtr_endpoint_register+0x47/0x1d0 [ 272.981377][ T8479] qrtr_tun_open+0x76/0x90 [ 272.985811][ T8479] ? qrtr_tun_read_iter+0x1e0/0x1e0 [ 272.991022][ T8479] misc_open+0x19c/0x1e0 [ 272.995270][ T8479] ? misc_devnode+0x70/0x70 [ 272.999783][ T8479] chrdev_open+0x10d/0x340 [ 273.004215][ T8479] do_dentry_open+0x1e6/0x620 [ 273.008889][ T8479] ? cdev_device_add+0xe0/0xe0 [ 273.013649][ T8479] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 273.019994][ T8479] ? may_open+0x156/0x290 [ 273.024324][ T8479] path_openat+0x74a/0x1b00 [ 273.028837][ T8479] ? create_prof_cpu_mask+0x20/0x20 [ 273.034029][ T8479] ? arch_stack_walk+0x93/0xe0 [ 273.038791][ T8479] do_filp_open+0xa0/0x190 [ 273.043201][ T8479] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 273.048955][ T8479] ? expand_files+0x1ba/0x2f0 [ 273.053710][ T8479] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 273.059946][ T8479] ? strncpy_from_user+0x1ff/0x290 [ 273.065070][ T8479] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 273.071306][ T8479] ? _find_next_bit.constprop.0+0xe7/0x120 [ 273.077128][ T8479] do_sys_openat2+0xed/0x230 [ 273.081734][ T8479] __x64_sys_openat+0x7f/0xe0 [ 273.086412][ T8479] do_syscall_64+0x2d/0x70 [ 273.090844][ T8479] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 273.096747][ T8479] RIP: 0033:0x442089 [ 273.100633][ T8479] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 273.120417][ T8479] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 273.128942][ T8479] RAX: ffffffffffffffda RBX: 000000000003e7f9 RCX: 0000000000442089 [ 273.137043][ T8479] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 273.145014][ T8479] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000004 [ 273.155509][ T8479] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 273.163922][ T8479] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 273.179253][ T8480] FAULT_INJECTION: forcing a failure. [ 273.179253][ T8480] name failslab, interval 1, probability 0, space 0, times 0 [ 273.191927][ T8480] CPU: 1 PID: 8480 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 273.200692][ T8480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 273.210742][ T8480] Call Trace: [ 273.214016][ T8480] dump_stack+0x99/0xc3 [ 273.218169][ T8480] should_fail.cold+0x32/0x37 [ 273.222838][ T8480] should_failslab+0x5/0x10 [ 273.227362][ T8480] kmem_cache_alloc_trace+0x27/0x430 [ 273.232666][ T8480] qrtr_endpoint_register+0x47/0x1d0 [ 273.237955][ T8480] qrtr_tun_open+0x76/0x90 [ 273.242377][ T8480] ? qrtr_tun_read_iter+0x1e0/0x1e0 [ 273.247570][ T8480] misc_open+0x19c/0x1e0 [ 273.251809][ T8480] ? misc_devnode+0x70/0x70 [ 273.256322][ T8480] chrdev_open+0x10d/0x340 [ 273.260823][ T8480] do_dentry_open+0x1e6/0x620 [ 273.265498][ T8480] ? cdev_device_add+0xe0/0xe0 [ 273.270264][ T8480] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 273.276623][ T8480] ? may_open+0x156/0x290 [ 273.280973][ T8480] path_openat+0x74a/0x1b00 [ 273.285479][ T8480] ? create_prof_cpu_mask+0x20/0x20 [ 273.290687][ T8480] ? arch_stack_walk+0x93/0xe0 [ 273.295452][ T8480] do_filp_open+0xa0/0x190 [ 273.299870][ T8480] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 273.305761][ T8480] ? expand_files+0x1ba/0x2f0 [ 273.310434][ T8480] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 273.316667][ T8480] ? strncpy_from_user+0x1ff/0x290 [ 273.321839][ T8480] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 273.328085][ T8480] ? _find_next_bit.constprop.0+0xe7/0x120 [ 273.333905][ T8480] do_sys_openat2+0xed/0x230 [ 273.338501][ T8480] __x64_sys_openat+0x7f/0xe0 [ 273.343193][ T8480] do_syscall_64+0x2d/0x70 [ 273.347625][ T8480] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 273.354046][ T8480] RIP: 0033:0x442089 [ 273.357928][ T8480] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 273.377528][ T8480] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 273.386028][ T8480] RAX: ffffffffffffffda RBX: 000000000003e918 RCX: 0000000000442089 [ 273.393994][ T8480] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 273.401959][ T8480] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000004 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 273.409946][ T8480] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 273.417908][ T8480] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 [ 277.821857][ T8463] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 278.765687][ T8461] kmemleak: 3 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 279.716544][ T8460] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810de80580 (size 64): comm "syz-executor537", pid 8473, jiffies 4294964413 (age 17.490s) hex dump (first 32 bytes): 30 e2 07 84 ff ff ff ff 00 00 00 00 00 00 00 00 0............... 90 05 e8 0d 81 88 ff ff 90 05 e8 0d 81 88 ff ff ................ backtrace: [<00000000e0732b97>] qrtr_tun_open+0x22/0x90 [<000000008b62c2fb>] misc_open+0x19c/0x1e0 [<000000009078b23a>] chrdev_open+0x10d/0x340 [<0000000039d2b995>] do_dentry_open+0x1e6/0x620 [<00000000d767c294>] path_openat+0x74a/0x1b00 [<00000000b7a038ec>] do_filp_open+0xa0/0x190 [<00000000239e7ec7>] do_sys_openat2+0xed/0x230 [<0000000044ae1540>] __x64_sys_openat+0x7f/0xe0 [<000000000dd5320d>] do_syscall_64+0x2d/0x70 [<000000003fb8326b>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88810dcf1ac0 (size 64): comm "syz-executor537", pid 8474, jiffies 4294964438 (age 17.240s) hex dump (first 32 bytes): 30 e2 07 84 ff ff ff ff 00 00 00 00 00 00 00 00 0............... d0 1a cf 0d 81 88 ff ff d0 1a cf 0d 81 88 ff ff ................ backtrace: [<00000000e0732b97>] qrtr_tun_open+0x22/0x90 [<000000008b62c2fb>] misc_open+0x19c/0x1e0 [<000000009078b23a>] chrdev_open+0x10d/0x340 [<0000000039d2b995>] do_dentry_open+0x1e6/0x620 [<00000000d767c294>] path_openat+0x74a/0x1b00 [<00000000b7a038ec>] do_filp_open+0xa0/0x190 [<00000000239e7ec7>] do_sys_openat2+0xed/0x230 [<0000000044ae1540>] __x64_sys_openat+0x7f/0xe0 [<000000000dd5320d>] do_syscall_64+0x2d/0x70 [<000000003fb8326b>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88810dcf1f80 (size 64): comm "syz-executor537", pid 8476, jiffies 4294964465 (age 16.970s) hex dump (first 32 bytes): 30 e2 07 84 ff ff ff ff 00 00 00 00 00 00 00 00 0............... 90 1f cf 0d 81 88 ff ff 90 1f cf 0d 81 88 ff ff ................ backtrace: [<00000000e0732b97>] qrtr_tun_open+0x22/0x90 [<000000008b62c2fb>] misc_open+0x19c/0x1e0 [<000000009078b23a>] chrdev_open+0x10d/0x340 [<0000000039d2b995>] do_dentry_open+0x1e6/0x620 [<00000000d767c294>] path_openat+0x74a/0x1b00 [<00000000b7a038ec>] do_filp_open+0xa0/0x190 [<00000000239e7ec7>] do_sys_openat2+0xed/0x230 [<0000000044ae1540>] __x64_sys_openat+0x7f/0xe0 [<000000000dd5320d>] do_syscall_64+0x2d/0x70 [<000000003fb8326b>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88810de805c0 (size 64): comm "syz-executor537", pid 8477, jiffies 4294964490 (age 16.720s) hex dump (first 32 bytes): 30 e2 07 84 ff ff ff ff 00 00 00 00 00 00 00 00 0............... d0 05 e8 0d 81 88 ff ff d0 05 e8 0d 81 88 ff ff ................ backtrace: [<00000000e0732b97>] qrtr_tun_open+0x22/0x90 [<000000008b62c2fb>] misc_open+0x19c/0x1e0 [<000000009078b23a>] chrdev_open+0x10d/0x340 [<0000000039d2b995>] do_dentry_open+0x1e6/0x620 [<00000000d767c294>] path_openat+0x74a/0x1b00 [<00000000b7a038ec>] do_filp_open+0xa0/0x190 [<00000000239e7ec7>] do_sys_openat2+0xed/0x230 [<0000000044ae1540>] __x64_sys_openat+0x7f/0xe0 [<000000000dd5320d>] do_syscall_64+0x2d/0x70 [<000000003fb8326b>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88810dcf1f40 (size 64): comm "syz-executor537", pid 8475, jiffies 4294964515 (age 16.470s) hex dump (first 32 bytes): 30 e2 07 84 ff ff ff ff 00 00 00 00 00 00 00 00 0............... 50 1f cf 0d 81 88 ff ff 50 1f cf 0d 81 88 ff ff P.......P....... backtrace: [<00000000e0732b97>] qrtr_tun_open+0x22/0x90 [<000000008b62c2fb>] misc_open+0x19c/0x1e0 [<000000009078b23a>] chrdev_open+0x10d/0x340 [<0000000039d2b995>] do_dentry_open+0x1e6/0x620 [<00000000d767c294>] path_openat+0x74a/0x1b00 [<00000000b7a038ec>] do_filp_open+0xa0/0x190 [<00000000239e7ec7>] do_sys_openat2+0xed/0x230 [<0000000044ae1540>] __x64_sys_openat+0x7f/0xe0 [<000000000dd5320d>] do_syscall_64+0x2d/0x70 [<000000003fb8326b>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address executing program [ 296.494739][ T8481] FAULT_INJECTION: forcing a failure. [ 296.494739][ T8481] name failslab, interval 1, probability 0, space 0, times 0 [ 296.508190][ T8481] CPU: 0 PID: 8481 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 296.517118][ T8481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.527720][ T8481] Call Trace: [ 296.531011][ T8481] dump_stack+0x99/0xc3 [ 296.535266][ T8481] should_fail.cold+0x32/0x37 [ 296.540014][ T8481] should_failslab+0x5/0x10 executing program [ 296.544875][ T8481] kmem_cache_alloc_trace+0x27/0x430 [ 296.550172][ T8481] qrtr_endpoint_register+0x47/0x1d0 [ 296.555472][ T8481] qrtr_tun_open+0x76/0x90 [ 296.560235][ T8481] ? qrtr_tun_read_iter+0x1e0/0x1e0 [ 296.565612][ T8481] misc_open+0x19c/0x1e0 [ 296.570026][ T8481] ? misc_devnode+0x70/0x70 [ 296.574543][ T8481] chrdev_open+0x10d/0x340 [ 296.579190][ T8481] do_dentry_open+0x1e6/0x620 [ 296.584167][ T8481] ? cdev_device_add+0xe0/0xe0 [ 296.588941][ T8481] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 executing program executing program executing program [ 296.595417][ T8481] ? may_open+0x156/0x290 [ 296.599929][ T8481] path_openat+0x74a/0x1b00 [ 296.604448][ T8481] ? create_prof_cpu_mask+0x20/0x20 [ 296.609652][ T8481] ? arch_stack_walk+0x93/0xe0 [ 296.614507][ T8481] do_filp_open+0xa0/0x190 [ 296.619160][ T8481] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 296.625143][ T8481] ? expand_files+0x1ba/0x2f0 [ 296.629849][ T8481] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 296.636294][ T8481] ? strncpy_from_user+0x1ff/0x290 [ 296.641815][ T8481] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 296.648420][ T8481] ? _find_next_bit.constprop.0+0xe7/0x120 [ 296.654242][ T8481] do_sys_openat2+0xed/0x230 [ 296.658921][ T8481] __x64_sys_openat+0x7f/0xe0 [ 296.663606][ T8481] do_syscall_64+0x2d/0x70 [ 296.668114][ T8481] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 296.674090][ T8481] RIP: 0033:0x442089 executing program executing program [ 296.678044][ T8481] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 296.698306][ T8481] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 296.707096][ T8481] RAX: ffffffffffffffda RBX: 0000000000042926 RCX: 0000000000442089 [ 296.715197][ T8481] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 296.723644][ T8481] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000004 [ 296.731610][ T8481] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 296.740236][ T8481] R13: 0000000000000004 R14: 00000000006cebc0 R15: 0000000000000000 [ 296.749367][ T8483] FAULT_INJECTION: forcing a failure. [ 296.749367][ T8483] name failslab, interval 1, probability 0, space 0, times 0 [ 296.763430][ T8483] CPU: 0 PID: 8483 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 296.772384][ T8483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.782458][ T8483] Call Trace: [ 296.785914][ T8483] dump_stack+0x99/0xc3 [ 296.790232][ T8483] should_fail.cold+0x32/0x37 [ 296.795048][ T8483] should_failslab+0x5/0x10 [ 296.799929][ T8483] kmem_cache_alloc_trace+0x27/0x430 [ 296.805609][ T8483] qrtr_endpoint_register+0x47/0x1d0 [ 296.811147][ T8483] qrtr_tun_open+0x76/0x90 [ 296.816165][ T8483] ? qrtr_tun_read_iter+0x1e0/0x1e0 [ 296.821806][ T8483] misc_open+0x19c/0x1e0 [ 296.826172][ T8483] ? misc_devnode+0x70/0x70 [ 296.830689][ T8483] chrdev_open+0x10d/0x340 [ 296.835263][ T8483] do_dentry_open+0x1e6/0x620 [ 296.840043][ T8483] ? cdev_device_add+0xe0/0xe0 [ 296.845037][ T8483] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 296.851290][ T8483] ? may_open+0x156/0x290 [ 296.855644][ T8483] path_openat+0x74a/0x1b00 [ 296.860824][ T8483] ? create_prof_cpu_mask+0x20/0x20 [ 296.866360][ T8483] ? arch_stack_walk+0x93/0xe0 [ 296.871229][ T8483] do_filp_open+0xa0/0x190 [ 296.875895][ T8483] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 296.881632][ T8483] ? expand_files+0x1ba/0x2f0 [ 296.886794][ T8483] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 296.893393][ T8483] ? strncpy_from_user+0x1ff/0x290 [ 296.898754][ T8483] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 296.905249][ T8483] ? _find_next_bit.constprop.0+0xe7/0x120 [ 296.911433][ T8483] do_sys_openat2+0xed/0x230 [ 296.917102][ T8483] __x64_sys_openat+0x7f/0xe0 [ 296.922161][ T8483] do_syscall_64+0x2d/0x70 [ 296.926595][ T8483] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 296.932584][ T8483] RIP: 0033:0x442089 [ 296.936599][ T8483] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 296.959005][ T8483] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 296.968734][ T8483] RAX: ffffffffffffffda RBX: 0000000000042a1f RCX: 0000000000442089 [ 296.977162][ T8483] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 296.986788][ T8483] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000004 [ 296.997553][ T8483] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 297.007035][ T8483] R13: 0000000000000004 R14: 00000000006cebc0 R15: 0000000000000000 [ 297.022981][ T8484] FAULT_INJECTION: forcing a failure. [ 297.022981][ T8484] name failslab, interval 1, probability 0, space 0, times 0 [ 297.042696][ T8484] CPU: 0 PID: 8484 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 297.052099][ T8484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.063760][ T8484] Call Trace: [ 297.067712][ T8484] dump_stack+0x99/0xc3 [ 297.073112][ T8484] should_fail.cold+0x32/0x37 [ 297.077970][ T8484] should_failslab+0x5/0x10 [ 297.084030][ T8484] kmem_cache_alloc_trace+0x27/0x430 [ 297.091096][ T8484] qrtr_endpoint_register+0x47/0x1d0 [ 297.097195][ T8484] qrtr_tun_open+0x76/0x90 [ 297.101935][ T8484] ? qrtr_tun_read_iter+0x1e0/0x1e0 [ 297.108338][ T8484] misc_open+0x19c/0x1e0 [ 297.112774][ T8484] ? misc_devnode+0x70/0x70 [ 297.117645][ T8484] chrdev_open+0x10d/0x340 [ 297.122311][ T8484] do_dentry_open+0x1e6/0x620 [ 297.127291][ T8484] ? cdev_device_add+0xe0/0xe0 [ 297.132776][ T8484] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 297.139398][ T8484] ? may_open+0x156/0x290 [ 297.143751][ T8484] path_openat+0x74a/0x1b00 [ 297.148371][ T8484] ? create_prof_cpu_mask+0x20/0x20 [ 297.153580][ T8484] ? arch_stack_walk+0x93/0xe0 [ 297.158360][ T8484] do_filp_open+0xa0/0x190 [ 297.162950][ T8484] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 297.168958][ T8484] ? expand_files+0x1ba/0x2f0 [ 297.174522][ T8484] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 297.181474][ T8484] ? strncpy_from_user+0x1ff/0x290 [ 297.186838][ T8484] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 297.193615][ T8484] ? _find_next_bit.constprop.0+0xe7/0x120 [ 297.199733][ T8484] do_sys_openat2+0xed/0x230 [ 297.204351][ T8484] __x64_sys_openat+0x7f/0xe0 [ 297.209137][ T8484] do_syscall_64+0x2d/0x70 [ 297.213564][ T8484] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 297.219469][ T8484] RIP: 0033:0x442089 [ 297.223369][ T8484] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 297.243939][ T8484] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 297.252435][ T8484] RAX: ffffffffffffffda RBX: 0000000000042b1b RCX: 0000000000442089 [ 297.261002][ T8484] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 297.269566][ T8484] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000004 [ 297.278128][ T8484] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 297.286525][ T8484] R13: 0000000000000004 R14: 00000000006cebc0 R15: 0000000000000000 [ 297.302907][ T8482] FAULT_INJECTION: forcing a failure. [ 297.302907][ T8482] name failslab, interval 1, probability 0, space 0, times 0 [ 297.322663][ T8482] CPU: 1 PID: 8482 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 297.331588][ T8482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.342281][ T8482] Call Trace: [ 297.345921][ T8482] dump_stack+0x99/0xc3 [ 297.350093][ T8482] should_fail.cold+0x32/0x37 [ 297.355069][ T8482] should_failslab+0x5/0x10 [ 297.360139][ T8482] kmem_cache_alloc_trace+0x27/0x430 [ 297.366092][ T8482] qrtr_endpoint_register+0x47/0x1d0 [ 297.371623][ T8482] qrtr_tun_open+0x76/0x90 [ 297.376504][ T8482] ? qrtr_tun_read_iter+0x1e0/0x1e0 [ 297.382016][ T8482] misc_open+0x19c/0x1e0 [ 297.386270][ T8482] ? misc_devnode+0x70/0x70 [ 297.390795][ T8482] chrdev_open+0x10d/0x340 [ 297.395216][ T8482] do_dentry_open+0x1e6/0x620 [ 297.400015][ T8482] ? cdev_device_add+0xe0/0xe0 [ 297.404955][ T8482] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 297.411644][ T8482] ? may_open+0x156/0x290 [ 297.416132][ T8482] path_openat+0x74a/0x1b00 [ 297.420881][ T8482] ? create_prof_cpu_mask+0x20/0x20 [ 297.426310][ T8482] ? arch_stack_walk+0x93/0xe0 [ 297.431088][ T8482] do_filp_open+0xa0/0x190 [ 297.435866][ T8482] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 297.442016][ T8482] ? expand_files+0x1ba/0x2f0 [ 297.446881][ T8482] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 297.453604][ T8482] ? strncpy_from_user+0x1ff/0x290 [ 297.459157][ T8482] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 297.467451][ T8482] ? _find_next_bit.constprop.0+0xe7/0x120 [ 297.474663][ T8482] do_sys_openat2+0xed/0x230 [ 297.480364][ T8482] __x64_sys_openat+0x7f/0xe0 [ 297.485705][ T8482] do_syscall_64+0x2d/0x70 [ 297.491165][ T8482] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 297.498107][ T8482] RIP: 0033:0x442089 [ 297.504650][ T8482] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 297.527189][ T8482] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 297.537300][ T8482] RAX: ffffffffffffffda RBX: 000000000004282e RCX: 0000000000442089 [ 297.545828][ T8482] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 297.553907][ T8482] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000004 [ 297.562415][ T8482] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 297.570677][ T8482] R13: 0000000000000004 R14: 00000000006cebc0 R15: 0000000000000000 [ 297.587316][ T8485] FAULT_INJECTION: forcing a failure. [ 297.587316][ T8485] name failslab, interval 1, probability 0, space 0, times 0 [ 297.600942][ T8485] CPU: 1 PID: 8485 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 297.610714][ T8485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.621022][ T8485] Call Trace: [ 297.624581][ T8485] dump_stack+0x99/0xc3 [ 297.628748][ T8485] should_fail.cold+0x32/0x37 [ 297.633714][ T8485] should_failslab+0x5/0x10 [ 297.638337][ T8485] kmem_cache_alloc_trace+0x27/0x430 [ 297.643813][ T8485] qrtr_endpoint_register+0x47/0x1d0 [ 297.649350][ T8485] qrtr_tun_open+0x76/0x90 [ 297.654099][ T8485] ? qrtr_tun_read_iter+0x1e0/0x1e0 [ 297.659727][ T8485] misc_open+0x19c/0x1e0 [ 297.664083][ T8485] ? misc_devnode+0x70/0x70 [ 297.668773][ T8485] chrdev_open+0x10d/0x340 [ 297.673355][ T8485] do_dentry_open+0x1e6/0x620 [ 297.678274][ T8485] ? cdev_device_add+0xe0/0xe0 [ 297.683355][ T8485] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 297.690177][ T8485] ? may_open+0x156/0x290 [ 297.695010][ T8485] path_openat+0x74a/0x1b00 [ 297.699616][ T8485] ? create_prof_cpu_mask+0x20/0x20 [ 297.704881][ T8485] ? arch_stack_walk+0x93/0xe0 [ 297.709654][ T8485] do_filp_open+0xa0/0x190 [ 297.714213][ T8485] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 297.720412][ T8485] ? expand_files+0x1ba/0x2f0 [ 297.725714][ T8485] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 297.732631][ T8485] ? strncpy_from_user+0x1ff/0x290 [ 297.737762][ T8485] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 297.744306][ T8485] ? _find_next_bit.constprop.0+0xe7/0x120 [ 297.750742][ T8485] do_sys_openat2+0xed/0x230 [ 297.755635][ T8485] __x64_sys_openat+0x7f/0xe0 [ 297.760588][ T8485] do_syscall_64+0x2d/0x70 [ 297.765203][ T8485] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 297.771378][ T8485] RIP: 0033:0x442089 [ 297.775863][ T8485] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 297.796728][ T8485] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 297.805558][ T8485] RAX: ffffffffffffffda RBX: 0000000000042b1d RCX: 0000000000442089 [ 297.813641][ T8485] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 297.822024][ T8485] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000004 [ 297.830364][ T8485] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 297.838439][ T8485] R13: 0000000000000004 R14: 00000000006cebc0 R15: 0000000000000000 [ 297.847741][ T8487] FAULT_INJECTION: forcing a failure. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 297.847741][ T8487] name failslab, interval 1, probability 0, space 0, times 0 [ 297.861476][ T8487] CPU: 1 PID: 8487 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 297.870804][ T8487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.881080][ T8487] Call Trace: [ 297.884466][ T8487] dump_stack+0x99/0xc3 [ 297.888838][ T8487] should_fail.cold+0x32/0x37 [ 297.893950][ T8487] should_failslab+0x5/0x10 [ 297.898462][ T8487] kmem_cache_alloc_trace+0x27/0x430 [ 297.904121][ T8487] qrtr_endpoint_register+0x47/0x1d0 [ 297.909631][ T8487] qrtr_tun_open+0x76/0x90 [ 297.914239][ T8487] ? qrtr_tun_read_iter+0x1e0/0x1e0 [ 297.919813][ T8487] misc_open+0x19c/0x1e0 [ 297.924343][ T8487] ? misc_devnode+0x70/0x70 [ 297.928997][ T8487] chrdev_open+0x10d/0x340 [ 297.933573][ T8487] do_dentry_open+0x1e6/0x620 [ 297.938293][ T8487] ? cdev_device_add+0xe0/0xe0 [ 297.943412][ T8487] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 297.949969][ T8487] ? may_open+0x156/0x290 [ 297.954518][ T8487] path_openat+0x74a/0x1b00 [ 297.959211][ T8487] ? create_prof_cpu_mask+0x20/0x20 [ 297.965557][ T8487] ? arch_stack_walk+0x93/0xe0 [ 297.970747][ T8487] do_filp_open+0xa0/0x190 [ 297.975669][ T8487] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 297.981583][ T8487] ? expand_files+0x1ba/0x2f0 [ 297.986494][ T8487] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 297.993136][ T8487] ? strncpy_from_user+0x1ff/0x290 [ 297.999015][ T8487] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 298.005753][ T8487] ? _find_next_bit.constprop.0+0xe7/0x120 [ 298.012949][ T8487] do_sys_openat2+0xed/0x230 [ 298.018024][ T8487] __x64_sys_openat+0x7f/0xe0 [ 298.022813][ T8487] do_syscall_64+0x2d/0x70 [ 298.027643][ T8487] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 298.033841][ T8487] RIP: 0033:0x442089 [ 298.038584][ T8487] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 298.059143][ T8487] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 298.067755][ T8487] RAX: ffffffffffffffda RBX: 000000000004263c RCX: 0000000000442089 [ 298.075913][ T8487] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 298.085292][ T8487] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000004 [ 298.094115][ T8487] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 298.102537][ T8487] R13: 0000000000000004 R14: 00000000006cebc0 R15: 0000000000000000 [ 298.111620][ T8486] FAULT_INJECTION: forcing a failure. [ 298.111620][ T8486] name failslab, interval 1, probability 0, space 0, times 0 [ 298.125033][ T8486] CPU: 1 PID: 8486 Comm: syz-executor537 Not tainted 5.11.0-rc2-syzkaller #0 [ 298.134152][ T8486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.144432][ T8486] Call Trace: [ 298.148137][ T8486] dump_stack+0x99/0xc3 [ 298.152656][ T8486] should_fail.cold+0x32/0x37 [ 298.157441][ T8486] should_failslab+0x5/0x10 [ 298.162118][ T8486] kmem_cache_alloc_trace+0x27/0x430 [ 298.168213][ T8486] qrtr_endpoint_register+0x47/0x1d0 [ 298.176785][ T8486] qrtr_tun_open+0x76/0x90 [ 298.182978][ T8486] ? qrtr_tun_read_iter+0x1e0/0x1e0 [ 298.188688][ T8486] misc_open+0x19c/0x1e0 [ 298.193392][ T8486] ? misc_devnode+0x70/0x70 [ 298.198323][ T8486] chrdev_open+0x10d/0x340 [ 298.202755][ T8486] do_dentry_open+0x1e6/0x620 [ 298.207508][ T8486] ? cdev_device_add+0xe0/0xe0 [ 298.212375][ T8486] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 298.219309][ T8486] ? may_open+0x156/0x290 [ 298.223927][ T8486] path_openat+0x74a/0x1b00 [ 298.228632][ T8486] ? create_prof_cpu_mask+0x20/0x20 [ 298.234186][ T8486] ? arch_stack_walk+0x93/0xe0 [ 298.239203][ T8486] do_filp_open+0xa0/0x190 [ 298.243916][ T8486] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 298.250570][ T8486] ? expand_files+0x1ba/0x2f0 [ 298.255430][ T8486] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 298.261687][ T8486] ? strncpy_from_user+0x1ff/0x290 [ 298.267766][ T8486] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 298.274915][ T8486] ? _find_next_bit.constprop.0+0xe7/0x120 [ 298.283663][ T8486] do_sys_openat2+0xed/0x230 [ 298.288610][ T8486] __x64_sys_openat+0x7f/0xe0 [ 298.293842][ T8486] do_syscall_64+0x2d/0x70 [ 298.298369][ T8486] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 298.306019][ T8486] RIP: 0033:0x442089 [ 298.310072][ T8486] Code: e8 dc e7 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 298.331115][ T8486] RSP: 002b:00007ffc669008d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 298.342585][ T8486] RAX: ffffffffffffffda RBX: 0000000000042c21 RCX: 0000000000442089 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/fs/mount-max failed: Bad address [ 298.351754][ T8486] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c [ 298.360272][ T8486] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000000004 [ 298.368603][ T8486] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 298.376829][ T8486] R13: 0000000000000004 R14: 00000000006cebc0 R15: 0000000000000000