Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.72' (ECDSA) to the list of known hosts. syzkaller login: [ 72.791158][ T8472] FAULT_INJECTION: forcing a failure. [ 72.791158][ T8472] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 72.804394][ T8472] CPU: 1 PID: 8472 Comm: syz-executor501 Not tainted 5.13.0-syzkaller #0 [ 72.812795][ T8472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.822850][ T8472] Call Trace: [ 72.826122][ T8472] dump_stack_lvl+0xcd/0x134 [ 72.830721][ T8472] should_fail.cold+0x5/0xa [ 72.835223][ T8472] _copy_from_user+0x2c/0x180 [ 72.839889][ T8472] simple_attr_write+0x122/0x2d0 [ 72.845117][ T8472] ? simple_rename+0x460/0x460 [ 72.849875][ T8472] ? apparmor_file_permission+0x26e/0x4e0 [ 72.855621][ T8472] debugfs_attr_write+0x6a/0x90 [ 72.860459][ T8472] ? debugfs_attr_read+0x90/0x90 [ 72.865396][ T8472] vfs_write+0x28e/0xa30 [ 72.869630][ T8472] ksys_write+0x12d/0x250 [ 72.874255][ T8472] ? __ia32_sys_read+0xb0/0xb0 [ 72.879006][ T8472] ? syscall_enter_from_user_mode+0x21/0x70 [ 72.884903][ T8472] do_syscall_64+0x35/0xb0 [ 72.889334][ T8472] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 72.895308][ T8472] RIP: 0033:0x407813 [ 72.899208][ T8472] Code: 16 00 00 00 eb ae 90 b8 6e 00 00 00 eb a6 e8 f4 8d 04 00 0f 1f 40 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 72.919154][ T8472] RSP: 002b:00007ffc4809d6c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 72.927561][ T8472] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 0000000000407813 [ 72.935517][ T8472] RDX: 000000000000000b RSI: 00007ffc4809d6f0 RDI: 0000000000000004 [ 72.943473][ T8472] RBP: 0000000000000004 R08: 0000000000000000 R09: 00007ffc4809d640 [ 72.951428][ T8472] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc4809d6f0 [ 72.959383][ T8472] R13: 0000000000000000 R14: 00000000004cb018 R15: 00000000004004e8 executing program executing program [ 73.289231][ T8600] FAULT_INJECTION: forcing a failure. [ 73.289231][ T8600] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 73.310244][ T8609] FAULT_INJECTION: forcing a failure. [ 73.310244][ T8609] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 73.328892][ T8609] CPU: 0 PID: 8609 Comm: syz-executor501 Not tainted 5.13.0-syzkaller #0 [ 73.337351][ T8609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.347427][ T8609] Call Trace: [ 73.350723][ T8609] dump_stack_lvl+0xcd/0x134 [ 73.355353][ T8609] should_fail.cold+0x5/0xa [ 73.359935][ T8609] _copy_from_user+0x2c/0x180 [ 73.364641][ T8609] sock_setsockopt+0x1fb0/0x2490 [ 73.369702][ T8609] ? sock_set_timestamping+0x740/0x740 [ 73.375208][ T8609] ? aa_sk_perm+0x31b/0xab0 [ 73.379745][ T8609] ? aa_af_perm+0x230/0x230 [ 73.384288][ T8609] ? __sys_setsockopt+0x4b5/0x610 executing program executing program [ 73.389371][ T8609] __sys_setsockopt+0x4f8/0x610 [ 73.394247][ T8609] ? __ia32_sys_recv+0x100/0x100 [ 73.399214][ T8609] ? lock_downgrade+0x6e0/0x6e0 [ 73.404081][ T8609] ? lock_downgrade+0x6e0/0x6e0 [ 73.408972][ T8609] __x64_sys_setsockopt+0xba/0x150 [ 73.414104][ T8609] ? syscall_enter_from_user_mode+0x21/0x70 [ 73.417441][ T8626] FAULT_INJECTION: forcing a failure. [ 73.417441][ T8626] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 73.420017][ T8609] do_syscall_64+0x35/0xb0 [ 73.420055][ T8609] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.420092][ T8609] RIP: 0033:0x44ed49 [ 73.420112][ T8609] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 73.444602][ T8628] FAULT_INJECTION: forcing a failure. [ 73.444602][ T8628] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 73.447260][ T8609] RSP: 002b:00007f943c11b208 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 73.447288][ T8609] RAX: ffffffffffffffda RBX: 00000000004cd4a8 RCX: 000000000044ed49 [ 73.447306][ T8609] RDX: 0000000000000025 RSI: 0000000000000001 RDI: 0000000000000005 [ 73.447322][ T8609] RBP: 00000000004cd4a0 R08: 0000000000000008 R09: 0000000000000000 [ 73.447338][ T8609] R10: 00000000200001c0 R11: 0000000000000246 R12: 00000000004cd4ac [ 73.447354][ T8609] R13: 00007ffc4809da7f R14: 00007f943c11b300 R15: 0000000000022000 [ 73.528251][ T8626] CPU: 1 PID: 8626 Comm: syz-executor501 Not tainted 5.13.0-syzkaller #0 [ 73.536693][ T8626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.546775][ T8626] Call Trace: [ 73.550068][ T8626] dump_stack_lvl+0xcd/0x134 [ 73.554661][ T8626] should_fail.cold+0x5/0xa [ 73.559196][ T8626] _copy_from_user+0x2c/0x180 [ 73.563872][ T8626] sock_setsockopt+0x1fb0/0x2490 [ 73.568810][ T8626] ? sock_set_timestamping+0x740/0x740 [ 73.574270][ T8626] ? aa_sk_perm+0x31b/0xab0 [ 73.578775][ T8626] ? aa_af_perm+0x230/0x230 [ 73.583282][ T8626] ? __sys_setsockopt+0x4b5/0x610 [ 73.588300][ T8626] __sys_setsockopt+0x4f8/0x610 [ 73.593148][ T8626] ? __ia32_sys_recv+0x100/0x100 [ 73.598219][ T8626] ? lock_downgrade+0x6e0/0x6e0 [ 73.603112][ T8626] ? lock_downgrade+0x6e0/0x6e0 [ 73.607977][ T8626] __x64_sys_setsockopt+0xba/0x150 [ 73.613088][ T8626] ? syscall_enter_from_user_mode+0x21/0x70 [ 73.618979][ T8626] do_syscall_64+0x35/0xb0 [ 73.623395][ T8626] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.629289][ T8626] RIP: 0033:0x44ed49 [ 73.633225][ T8626] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 73.652825][ T8626] RSP: 002b:00007f943c11b208 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 73.661240][ T8626] RAX: ffffffffffffffda RBX: 00000000004cd4a8 RCX: 000000000044ed49 [ 73.669201][ T8626] RDX: 0000000000000025 RSI: 0000000000000001 RDI: 0000000000000005 [ 73.677162][ T8626] RBP: 00000000004cd4a0 R08: 0000000000000008 R09: 0000000000000000 executing program [ 73.685242][ T8626] R10: 00000000200001c0 R11: 0000000000000246 R12: 00000000004cd4ac [ 73.693228][ T8626] R13: 00007ffc4809da7f R14: 00007f943c11b300 R15: 0000000000022000 [ 73.704942][ T8628] CPU: 0 PID: 8628 Comm: syz-executor501 Not tainted 5.13.0-syzkaller #0 [ 73.713398][ T8628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.723579][ T8628] Call Trace: [ 73.726870][ T8628] dump_stack_lvl+0xcd/0x134 [ 73.726975][ T8631] FAULT_INJECTION: forcing a failure. executing program [ 73.726975][ T8631] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 73.731483][ T8628] should_fail.cold+0x5/0xa [ 73.731514][ T8628] _copy_from_user+0x2c/0x180 [ 73.753696][ T8628] sock_setsockopt+0x1fb0/0x2490 [ 73.758825][ T8628] ? sock_set_timestamping+0x740/0x740 [ 73.764304][ T8628] ? aa_sk_perm+0x31b/0xab0 [ 73.768832][ T8628] ? aa_af_perm+0x230/0x230 [ 73.773537][ T8628] ? __sys_setsockopt+0x4b5/0x610 [ 73.778575][ T8628] __sys_setsockopt+0x4f8/0x610 [ 73.783436][ T8628] ? __ia32_sys_recv+0x100/0x100 [ 73.788466][ T8628] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 73.794646][ T8628] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 73.800910][ T8628] ? trace_hardirqs_on+0x38/0x1c0 [ 73.805945][ T8628] __x64_sys_setsockopt+0xba/0x150 [ 73.811058][ T8628] ? syscall_enter_from_user_mode+0x21/0x70 [ 73.816954][ T8628] do_syscall_64+0x35/0xb0 [ 73.821380][ T8628] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.827272][ T8628] RIP: 0033:0x44ed49 [ 73.831162][ T8628] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 73.851000][ T8628] RSP: 002b:00007f943c11b208 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 73.857075][ T8635] FAULT_INJECTION: forcing a failure. [ 73.857075][ T8635] name fail_futex, interval 1, probability 0, space 0, times 1 [ 73.860136][ T8628] RAX: ffffffffffffffda RBX: 00000000004cd4a8 RCX: 000000000044ed49 [ 73.860156][ T8628] RDX: 0000000000000025 RSI: 0000000000000001 RDI: 0000000000000005 [ 73.860172][ T8628] RBP: 00000000004cd4a0 R08: 0000000000000008 R09: 0000000000000000 [ 73.860188][ T8628] R10: 00000000200001c0 R11: 0000000000000246 R12: 00000000004cd4ac [ 73.904929][ T8628] R13: 00007ffc4809da7f R14: 00007f943c11b300 R15: 0000000000022000 [ 73.916195][ T8630] FAULT_INJECTION: forcing a failure. [ 73.916195][ T8630] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 73.922106][ T8635] CPU: 1 PID: 8635 Comm: syz-executor501 Not tainted 5.13.0-syzkaller #0 [ 73.932612][ T8634] FAULT_INJECTION: forcing a failure. [ 73.932612][ T8634] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 73.938100][ T8635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.938115][ T8635] Call Trace: [ 73.938124][ T8635] dump_stack_lvl+0xcd/0x134 [ 73.938158][ T8635] should_fail.cold+0x5/0xa [ 73.938182][ T8635] ? __schedule+0x93c/0x2710 [ 73.938217][ T8635] get_futex_key+0x872/0x16b0 [ 73.938246][ T8635] ? io_schedule_timeout+0x140/0x140 [ 73.951562][ T8637] FAULT_INJECTION: forcing a failure. [ 73.951562][ T8637] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 73.961281][ T8635] ? attach_to_pi_state+0x2e0/0x2e0 [ 73.961316][ T8635] ? preempt_schedule_thunk+0x16/0x18 [ 73.961353][ T8635] futex_wait_setup+0x74/0x2b0 [ 73.961393][ T8635] futex_wait+0x1b1/0x5f0 [ 73.961424][ T8635] ? futex_wait_setup+0x2b0/0x2b0 [ 74.026035][ T8635] ? wake_up_q+0x8b/0xf0 [ 74.030299][ T8635] ? do_raw_spin_unlock+0x171/0x230 [ 74.035529][ T8635] ? mark_lock+0xef/0x17b0 [ 74.039981][ T8635] do_futex+0x250/0x1770 [ 74.044233][ T8635] ? __lock_acquire+0x162f/0x54a0 [ 74.047622][ T8641] FAULT_INJECTION: forcing a failure. [ 74.047622][ T8641] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 74.049603][ T8635] ? futex_exit_release+0x220/0x220 [ 74.049646][ T8635] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 74.049674][ T8635] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 74.079971][ T8635] ? find_held_lock+0x2d/0x110 [ 74.084757][ T8635] __do_sys_futex+0xdc/0x3b0 [ 74.089365][ T8635] ? do_futex+0x1770/0x1770 [ 74.093872][ T8635] ? syscall_enter_from_user_mode+0x21/0x70 [ 74.099776][ T8635] do_syscall_64+0x35/0xb0 [ 74.104200][ T8635] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.110195][ T8635] RIP: 0033:0x44ed49 [ 74.114087][ T8635] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 74.133789][ T8635] RSP: 002b:00007f943c0fa218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca write to /sys/kernel/debug/x86/nmi_longest_ns failed: Bad address write to /sys/kernel/debug/x86/nmi_longest_ns failed: Bad address [ 74.142216][ T8635] RAX: ffffffffffffffda RBX: 00000000004cd4b8 RCX: 000000000044ed49 [ 74.150188][ T8635] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000004cd4b8 [ 74.158251][ T8635] RBP: 00000000004cd4b0 R08: 0000000000000000 R09: 0000000000000000 [ 74.166222][ T8635] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004cd4bc [ 74.174200][ T8635] R13: 00007ffc4809da7f R14: 00007f943c0fa300 R15: 0000000000022000 [ 74.182197][ T8634] CPU: 0 PID: 8634 Comm: syz-executor501 Not tainted 5.13.0-syzkaller #0 [ 74.190666][ T8634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.200735][ T8634] Call Trace: [ 74.204018][ T8634] dump_stack_lvl+0xcd/0x134 [ 74.208623][ T8634] should_fail.cold+0x5/0xa [ 74.213148][ T8634] _copy_from_user+0x2c/0x180 [ 74.217843][ T8634] sock_setsockopt+0x1fb0/0x2490 [ 74.222796][ T8634] ? sock_set_timestamping+0x740/0x740 [ 74.228281][ T8634] ? aa_sk_perm+0x31b/0xab0 [ 74.232813][ T8634] ? aa_af_perm+0x230/0x230 [ 74.237367][ T8634] ? __sys_setsockopt+0x4b5/0x610 [ 74.242407][ T8634] __sys_setsockopt+0x4f8/0x610 [ 74.247282][ T8634] ? __ia32_sys_recv+0x100/0x100 [ 74.252227][ T8634] ? lock_downgrade+0x6e0/0x6e0 [ 74.257097][ T8634] ? lock_downgrade+0x6e0/0x6e0 [ 74.261979][ T8634] __x64_sys_setsockopt+0xba/0x150 [ 74.267101][ T8634] ? syscall_enter_from_user_mode+0x21/0x70 [ 74.273008][ T8634] do_syscall_64+0x35/0xb0 [ 74.277431][ T8634] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.283421][ T8634] RIP: 0033:0x44ed49 [ 74.287307][ T8634] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 74.306907][ T8634] RSP: 002b:00007f943c0d9208 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 74.315316][ T8634] RAX: ffffffffffffffda RBX: 00000000004cd4c8 RCX: 000000000044ed49 [ 74.323280][ T8634] RDX: 0000000000000025 RSI: 0000000000000001 RDI: 0000000000000004 [ 74.331335][ T8634] RBP: 00000000004cd4c0 R08: 0000000000000008 R09: 0000000000000000 write to /sys/kernel/debug/x86/nmi_longest_ns failed: Bad address write to /sys/kernel/debug/x86/nmi_longest_ns failed: Bad address [ 74.339298][ T8634] R10: 00000000200001c0 R11: 0000000000000246 R12: 00000000004cd4cc [ 74.347346][ T8634] R13: 00007ffc4809da7f R14: 00007f943c0d9300 R15: 0000000000022000 [ 74.356015][ T8641] CPU: 0 PID: 8641 Comm: syz-executor501 Not tainted 5.13.0-syzkaller #0 [ 74.364450][ T8641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.374523][ T8641] Call Trace: [ 74.377806][ T8641] dump_stack_lvl+0xcd/0x134 [ 74.382412][ T8641] should_fail.cold+0x5/0xa [ 74.386938][ T8641] _copy_from_user+0x2c/0x180 [ 74.391631][ T8641] sock_setsockopt+0x1fb0/0x2490 [ 74.396673][ T8641] ? sock_set_timestamping+0x740/0x740 [ 74.402141][ T8641] ? aa_sk_perm+0x31b/0xab0 [ 74.406647][ T8641] ? aa_af_perm+0x230/0x230 [ 74.411161][ T8641] ? __sys_setsockopt+0x4b5/0x610 [ 74.416202][ T8641] __sys_setsockopt+0x4f8/0x610 [ 74.421073][ T8641] ? __ia32_sys_recv+0x100/0x100 [ 74.426017][ T8641] ? lock_downgrade+0x6e0/0x6e0 [ 74.430874][ T8641] ? lock_downgrade+0x6e0/0x6e0 [ 74.435740][ T8641] __x64_sys_setsockopt+0xba/0x150 [ 74.440857][ T8641] ? syscall_enter_from_user_mode+0x21/0x70 [ 74.446749][ T8641] do_syscall_64+0x35/0xb0 [ 74.451172][ T8641] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.457068][ T8641] RIP: 0033:0x44ed49 [ 74.460959][ T8641] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 74.482257][ T8641] RSP: 002b:00007f943c0d9208 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 74.490699][ T8641] RAX: ffffffffffffffda RBX: 00000000004cd4c8 RCX: 000000000044ed49 [ 74.498758][ T8641] RDX: 0000000000000025 RSI: 0000000000000001 RDI: 0000000000000004 [ 74.506744][ T8641] RBP: 00000000004cd4c0 R08: 0000000000000008 R09: 0000000000000000 [ 74.508554][ T8626] [ 74.514708][ T8641] R10: 00000000200001c0 R11: 0000000000000246 R12: 00000000004cd4cc [ 74.517027][ T8626] ====================================================== [ 74.517035][ T8626] WARNING: possible circular locking dependency detected [ 74.525159][ T8641] R13: 00007ffc4809da7f R14: 00007f943c0d9300 R15: 0000000000022000 [ 74.532255][ T8626] 5.13.0-syzkaller #0 Not tainted [ 74.539667][ T8637] CPU: 0 PID: 8637 Comm: syz-executor501 Not tainted 5.13.0-syzkaller #0 [ 74.547727][ T8626] ------------------------------------------------------ [ 74.547736][ T8626] syz-executor501/8626 is trying to acquire lock: [ 74.552732][ T8637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.561312][ T8626] ffff888039ffec10 ( [ 74.568325][ T8637] Call Trace: [ 74.574950][ T8626] &sb->s_type->i_mutex_key#13 [ 74.584993][ T8637] dump_stack_lvl+0xcd/0x134 [ 74.588857][ T8626] ){+.+.}-{3:3} [ 74.592118][ T8637] should_fail.cold+0x5/0xa [ 74.596771][ T8626] , at: __sock_release+0x86/0x280 [ 74.601425][ T8637] _copy_from_user+0x2c/0x180 [ 74.604858][ T8626] [ 74.604858][ T8626] but task is already holding lock: [ 74.604866][ T8626] ffff888028d5b520 [ 74.609438][ T8637] sock_setsockopt+0x1fb0/0x2490 [ 74.614442][ T8626] (sk_lock-AF_TIPC [ 74.619163][ T8637] ? sock_set_timestamping+0x740/0x740 [ 74.626531][ T8626] ){+.+.}-{0:0} [ 74.630249][ T8637] ? aa_sk_perm+0x31b/0xab0 [ 74.635160][ T8626] , at: sock_setsockopt+0x1e3/0x2490 [ 74.638943][ T8637] ? aa_af_perm+0x230/0x230 [ 74.644372][ T8626] [ 74.644372][ T8626] which lock already depends on the new lock. [ 74.644372][ T8626] [ 74.644380][ T8626] [ 74.644380][ T8626] the existing dependency chain (in reverse order) is: [ 74.647826][ T8637] ? __sys_setsockopt+0x4b5/0x610 [ 74.652301][ T8626] [ 74.652301][ T8626] -> #1 ( [ 74.657577][ T8637] __sys_setsockopt+0x4f8/0x610 [ 74.662068][ T8626] sk_lock-AF_TIPC){+.+.}-{0:0} [ 74.672476][ T8637] ? __ia32_sys_recv+0x100/0x100 [ 74.681466][ T8626] : [ 74.681473][ T8626] lock_sock_nested+0xca/0x120 [ 74.686465][ T8637] ? lock_downgrade+0x6e0/0x6e0 [ 74.691549][ T8626] tipc_release+0xc2/0x1a00 [ 74.696377][ T8637] ? lock_downgrade+0x6e0/0x6e0 [ 74.701116][ T8626] __sock_release+0xcd/0x280 [ 74.706034][ T8637] __x64_sys_setsockopt+0xba/0x150 [ 74.708424][ T8626] sock_close+0x18/0x20 [ 74.713688][ T8637] ? syscall_enter_from_user_mode+0x21/0x70 [ 74.718513][ T8626] __fput+0x288/0x920 [ 74.723516][ T8637] do_syscall_64+0x35/0xb0 [ 74.728344][ T8626] task_work_run+0xdd/0x1a0 [ 74.733431][ T8637] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.738532][ T8626] exit_to_user_mode_prepare+0x27e/0x290 [ 74.743415][ T8637] RIP: 0033:0x44ed49 [ 74.749562][ T8626] syscall_exit_to_user_mode+0x19/0x60 [ 74.754058][ T8637] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 74.758453][ T8626] do_syscall_64+0x42/0xb0 [ 74.763456][ T8637] RSP: 002b:00007f943c0d9208 EFLAGS: 00000246 [ 74.769325][ T8626] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.775457][ T8637] ORIG_RAX: 0000000000000036 [ 74.779327][ T8626] [ 74.779327][ T8626] -> #0 ( [ 74.785284][ T8637] RAX: ffffffffffffffda RBX: 00000000004cd4c8 RCX: 000000000044ed49 [ 74.804867][ T8626] &sb->s_type->i_mutex_key#13 [ 74.809789][ T8637] RDX: 0000000000000025 RSI: 0000000000000001 RDI: 0000000000000004 [ 74.815841][ T8626] ){+.+.}-{3:3} [ 74.822232][ T8637] RBP: 00000000004cd4c0 R08: 0000000000000008 R09: 0000000000000000 [ 74.826884][ T8626] : [ 74.826891][ T8626] __lock_acquire+0x2a07/0x54a0 [ 74.831973][ T8637] R10: 00000000200001c0 R11: 0000000000000246 R12: 00000000004cd4cc [ 74.839922][ T8626] lock_acquire+0x1ab/0x510 [ 74.844702][ T8637] R13: 00007ffc4809da7f R14: 00007f943c0d9300 R15: 0000000000022000 [ 74.852673][ T8626] down_write+0x92/0x150 [ 74.856632][ T8630] CPU: 0 PID: 8630 Comm: syz-executor501 Not tainted 5.13.0-syzkaller #0 [ 74.864070][ T8626] __sock_release+0x86/0x280 [ 74.866471][ T8630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.871941][ T8626] sock_close+0x18/0x20 [ 74.879894][ T8630] Call Trace: [ 74.879904][ T8630] dump_stack_lvl+0xcd/0x134 [ 74.884896][ T8626] __fput+0x288/0x920 [ 74.892847][ T8630] should_fail.cold+0x5/0xa [ 74.897600][ T8626] task_work_run+0xdd/0x1a0 [ 74.905997][ T8630] _copy_from_user+0x2c/0x180 [ 74.911081][ T8626] get_signal+0x1bb0/0x2150 [ 74.921119][ T8630] sock_setsockopt+0x1fb0/0x2490 [ 74.925770][ T8626] arch_do_signal_or_restart+0x2a9/0x1eb0 [ 74.929208][ T8630] ? sock_set_timestamping+0x740/0x740 [ 74.933771][ T8626] exit_to_user_mode_prepare+0x17d/0x290 [ 74.938372][ T8630] ? aa_sk_perm+0x31b/0xab0 [ 74.942848][ T8626] syscall_exit_to_user_mode+0x19/0x60 [ 74.947850][ T8630] ? aa_af_perm+0x230/0x230 [ 74.952502][ T8626] do_syscall_64+0x42/0xb0 [ 74.957504][ T8630] ? __sys_setsockopt+0x4b5/0x610 [ 74.962413][ T8626] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.968640][ T8630] __sys_setsockopt+0x4f8/0x610 [ 74.974074][ T8626] [ 74.974074][ T8626] other info that might help us debug this: [ 74.974074][ T8626] [ 74.974082][ T8626] Possible unsafe locking scenario: [ 74.974082][ T8626] [ 74.980225][ T8630] ? __ia32_sys_recv+0x100/0x100 [ 74.984907][ T8626] CPU0 CPU1 [ 74.984914][ T8626] ---- ---- [ 74.990857][ T8630] ? lock_downgrade+0x6e0/0x6e0 [ 74.995334][ T8626] lock(sk_lock-AF_TIPC [ 75.000416][ T8630] ? lock_downgrade+0x6e0/0x6e0 [ 75.005520][ T8626] ); [ 75.005526][ T8626] lock( [ 75.011997][ T8630] __x64_sys_setsockopt+0xba/0x150 [ 75.016925][ T8626] &sb->s_type->i_mutex_key#13 [ 75.027309][ T8630] ? syscall_enter_from_user_mode+0x21/0x70 [ 75.034736][ T8626] ); [ 75.034742][ T8626] lock( [ 75.039645][ T8630] do_syscall_64+0x35/0xb0 [ 75.045077][ T8626] sk_lock-AF_TIPC); [ 75.050442][ T8630] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 75.055259][ T8626] lock(&sb->s_type->i_mutex_key [ 75.059472][ T8630] RIP: 0033:0x44ed49 [ 75.064640][ T8626] #13); [ 75.067137][ T8630] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 75.072564][ T8626] [ 75.072564][ T8626] *** DEADLOCK *** [ 75.072564][ T8626] [ 75.072570][ T8626] 1 lock held by syz-executor501/8626: [ 75.077908][ T8630] RSP: 002b:00007f943c0d9208 EFLAGS: 00000246 [ 75.082736][ T8626] #0: ffff888028d5b520 [ 75.088775][ T8630] ORIG_RAX: 0000000000000036 [ 75.091257][ T8626] (sk_lock-AF_TIPC [ 75.096686][ T8630] RAX: ffffffffffffffda RBX: 00000000004cd4c8 RCX: 000000000044ed49 [ 75.101076][ T8626] ){+.+.}-{0:0} [ 75.104944][ T8630] RDX: 0000000000000025 RSI: 0000000000000001 RDI: 0000000000000004 [ 75.110808][ T8626] , at: sock_setsockopt+0x1e3/0x2490 [ 75.115806][ T8630] RBP: 00000000004cd4c0 R08: 0000000000000008 R09: 0000000000000000 [ 75.119701][ T8626] [ 75.119701][ T8626] stack backtrace: [ 75.213037][ T8630] R10: 00000000200001c0 R11: 0000000000000246 R12: 00000000004cd4cc [ 75.220999][ T8630] R13: 00007ffc4809da7f R14: 00007f943c0d9300 R15: 0000000000022000 [ 75.228971][ T8626] CPU: 1 PID: 8626 Comm: syz-executor501 Not tainted 5.13.0-syzkaller #0 [ 75.237387][ T8626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.248002][ T8626] Call Trace: [ 75.251276][ T8626] dump_stack_lvl+0xcd/0x134 [ 75.255949][ T8626] check_noncircular+0x25f/0x2e0 [ 75.260882][ T8626] ? print_circular_bug+0x1e0/0x1e0 [ 75.266254][ T8626] ? register_lock_class+0xb7/0x10c0 [ 75.271530][ T8626] ? kernel_text_address+0xbd/0xf0 [ 75.276629][ T8626] ? lockdep_lock+0xc6/0x200 [ 75.281208][ T8626] ? call_rcu_zapped+0xb0/0xb0 [ 75.285965][ T8626] __lock_acquire+0x2a07/0x54a0 [ 75.290894][ T8626] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 75.296868][ T8626] lock_acquire+0x1ab/0x510 [ 75.301358][ T8626] ? __sock_release+0x86/0x280 [ 75.306214][ T8626] ? lock_release+0x720/0x720 [ 75.310882][ T8626] down_write+0x92/0x150 [ 75.315116][ T8626] ? __sock_release+0x86/0x280 [ 75.319869][ T8626] ? down_write_killable_nested+0x180/0x180 [ 75.325748][ T8626] ? locks_remove_file+0x312/0x560 [ 75.330872][ T8626] ? fcntl_setlk+0xe90/0xe90 [ 75.335540][ T8626] __sock_release+0x86/0x280 [ 75.340210][ T8626] sock_close+0x18/0x20 [ 75.344356][ T8626] __fput+0x288/0x920 [ 75.348330][ T8626] ? __sock_release+0x280/0x280 [ 75.353185][ T8626] task_work_run+0xdd/0x1a0 [ 75.357677][ T8626] get_signal+0x1bb0/0x2150 [ 75.362172][ T8626] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 75.368409][ T8626] ? mark_lock+0xef/0x17b0 [ 75.372818][ T8626] arch_do_signal_or_restart+0x2a9/0x1eb0 [ 75.378550][ T8626] ? lock_chain_count+0x20/0x20 [ 75.383504][ T8626] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 75.389738][ T8626] ? fput_many.part.0+0xc6/0x170 [ 75.394671][ T8626] ? fput+0x3b/0x50 [ 75.398474][ T8626] ? __sys_setsockopt+0x31c/0x610 [ 75.403487][ T8626] ? copy_siginfo_to_user32+0xa0/0xa0 [ 75.409371][ T8626] ? __ia32_sys_recv+0x100/0x100 [ 75.414296][ T8626] ? lock_downgrade+0x6e0/0x6e0 [ 75.419141][ T8626] ? lock_downgrade+0x6e0/0x6e0 [ 75.423987][ T8626] ? mark_held_locks+0x9f/0xe0 [ 75.428743][ T8626] exit_to_user_mode_prepare+0x17d/0x290 [ 75.434368][ T8626] syscall_exit_to_user_mode+0x19/0x60 [ 75.439819][ T8626] do_syscall_64+0x42/0xb0 [ 75.444404][ T8626] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 75.450305][ T8626] RIP: 0033:0x44ed49 [ 75.454186][ T8626] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 75.473781][ T8626] RSP: 002b:00007f943c11b208 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 75.482274][ T8626] RAX: fffffffffffffff2 RBX: 00000000004cd4a8 RCX: 000000000044ed49 [ 75.490404][ T8626] RDX: 0000000000000025 RSI: 0000000000000001 RDI: 0000000000000005 [ 75.498475][ T8626] RBP: 00000000004cd4a0 R08: 0000000000000008 R09: 0000000000000000 [ 75.506484][ T8626] R10: 00000000200001c0 R11: 0000000000000246 R12: 00000000004cd4ac [ 75.514455][ T8626] R13: 00007ffc4809da7f R14: 00007f943c11b300 R15: 0000000000022000 [ 75.536282][ T8631] CPU: 1 PID: 8631 Comm: syz-executor501 Not tainted 5.13.0-syzkaller #0 [ 75.544735][ T8631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.554840][ T8631] Call Trace: [ 75.555332][ T8645] FAULT_INJECTION: forcing a failure. [ 75.555332][ T8645] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 75.558117][ T8631] dump_stack_lvl+0xcd/0x134 [ 75.558149][ T8631] should_fail.cold+0x5/0xa [ 75.580364][ T8631] _copy_from_user+0x2c/0x180 [ 75.585066][ T8631] sock_setsockopt+0x1fb0/0x2490 [ 75.590131][ T8631] ? sock_set_timestamping+0x740/0x740 [ 75.595686][ T8631] ? aa_sk_perm+0x31b/0xab0 [ 75.600207][ T8631] ? aa_af_perm+0x230/0x230 [ 75.604728][ T8631] ? __sys_setsockopt+0x4b5/0x610 [ 75.610213][ T8631] __sys_setsockopt+0x4f8/0x610 [ 75.615068][ T8631] ? __ia32_sys_recv+0x100/0x100 [ 75.620005][ T8631] ? lock_downgrade+0x6e0/0x6e0 [ 75.624862][ T8631] ? lock_downgrade+0x6e0/0x6e0 [ 75.629796][ T8631] __x64_sys_setsockopt+0xba/0x150 [ 75.634903][ T8631] ? syscall_enter_from_user_mode+0x21/0x70 [ 75.640789][ T8631] do_syscall_64+0x35/0xb0 [ 75.645221][ T8631] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 75.651130][ T8631] RIP: 0033:0x44ed49 [ 75.655023][ T8631] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 75.674720][ T8631] RSP: 002b:00007f943c11b208 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 75.683148][ T8631] RAX: ffffffffffffffda RBX: 00000000004cd4a8 RCX: 000000000044ed49 [ 75.691110][ T8631] RDX: 0000000000000025 RSI: 0000000000000001 RDI: 0000000000000005 write to /sys/kernel/debug/x86/nmi_longest_ns failed: Bad address executing program [ 75.699157][ T8631] RBP: 00000000004cd4a0 R08: 0000000000000008 R09: 0000000000000000 [ 75.707119][ T8631] R10: 00000000200001c0 R11: 0000000000000246 R12: 00000000004cd4ac [ 75.715085][ T8631] R13: 00007ffc4809da7f R14: 00007f943c11b300 R15: 0000000000022000 [ 75.718989][ T8647] FAULT_INJECTION: forcing a failure. [ 75.718989][ T8647] name fail_futex, interval 1, probability 0, space 0, times 0 [ 75.737283][ T8600] CPU: 0 PID: 8600 Comm: syz-executor501 Not tainted 5.13.0-syzkaller #0 [ 75.745717][ T8600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.755913][ T8600] Call Trace: [ 75.759294][ T8600] dump_stack_lvl+0xcd/0x134 [ 75.763903][ T8600] should_fail.cold+0x5/0xa [ 75.768418][ T8600] _copy_from_user+0x2c/0x180 [ 75.773244][ T8600] sock_setsockopt+0x1fb0/0x2490 [ 75.778203][ T8600] ? sock_set_timestamping+0x740/0x740 [ 75.783673][ T8600] ? aa_sk_perm+0x31b/0xab0 [ 75.788186][ T8600] ? aa_af_perm+0x230/0x230 [ 75.792685][ T8600] ? __sys_setsockopt+0x4b5/0x610 [ 75.797717][ T8600] __sys_setsockopt+0x4f8/0x610 [ 75.802559][ T8600] ? __ia32_sys_recv+0x100/0x100 [ 75.807485][ T8600] ? lock_downgrade+0x6e0/0x6e0 [ 75.812414][ T8600] ? lock_downgrade+0x6e0/0x6e0 [ 75.817256][ T8600] __x64_sys_setsockopt+0xba/0x150 [ 75.822466][ T8600] ? syscall_enter_from_user_mode+0x21/0x70 [ 75.828352][ T8600] do_syscall_64+0x35/0xb0 [ 75.832765][ T8600] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 75.838657][ T8600] RIP: 0033:0x44ed49 [ 75.842540][ T8600] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 75.862156][ T8600] RSP: 002b:00007f943c11b208 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 75.870569][ T8600] RAX: ffffffffffffffda RBX: 00000000004cd4a8 RCX: 000000000044ed49 [ 75.878530][ T8600] RDX: 0000000000000025 RSI: 0000000000000001 RDI: 0000000000000005 [ 75.886490][ T8600] RBP: 00000000004cd4a0 R08: 0000000000000008 R09: 0000000000000000 [ 75.894534][ T8600] R10: 00000000200001c0 R11: 0000000000000246 R12: 00000000004cd4ac [ 75.902670][ T8600] R13: 00007ffc4809da7f R14: 00007f943c11b300 R15: 0000000000022000 [ 75.910656][ T8647] CPU: 1 PID: 8647 Comm: syz-executor501 Not tainted 5.13.0-syzkaller #0 [ 75.919079][ T8647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.929126][ T8647] Call Trace: [ 75.932408][ T8647] dump_stack_lvl+0xcd/0x134 [ 75.937000][ T8647] should_fail.cold+0x5/0xa [ 75.941503][ T8647] ? __schedule+0x93c/0x2710 [ 75.946088][ T8647] get_futex_key+0x872/0x16b0 [ 75.950771][ T8647] ? io_schedule_timeout+0x140/0x140 [ 75.956054][ T8647] ? attach_to_pi_state+0x2e0/0x2e0 [ 75.961243][ T8647] ? preempt_schedule_thunk+0x16/0x18 [ 75.966612][ T8647] futex_wait_setup+0x74/0x2b0 [ 75.971369][ T8647] futex_wait+0x1b1/0x5f0 [ 75.975693][ T8647] ? futex_wait_setup+0x2b0/0x2b0 [ 75.980708][ T8647] ? wake_up_q+0x8b/0xf0 [ 75.985046][ T8647] ? do_raw_spin_unlock+0x171/0x230 [ 75.990233][ T8647] ? futex_wake+0x155/0x490 [ 75.994845][ T8647] do_futex+0x250/0x1770 [ 75.999092][ T8647] ? __fget_files+0x266/0x3d0 [ 76.003757][ T8647] ? lock_downgrade+0x6e0/0x6e0 [ 76.008606][ T8647] ? lock_acquire+0x442/0x510 [ 76.013295][ T8647] ? lock_release+0x522/0x720 [ 76.017959][ T8647] ? futex_exit_release+0x220/0x220 [ 76.023150][ T8647] ? __fget_light+0x155/0x280 [ 76.027816][ T8647] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 76.034047][ T8647] ? sockfd_lookup_light+0xc5/0x180 [ 76.039238][ T8647] ? lock_acquire+0x442/0x510 [ 76.043903][ T8647] ? lock_release+0x522/0x720 [ 76.048590][ T8647] __do_sys_futex+0xdc/0x3b0 [ 76.053272][ T8647] ? do_futex+0x1770/0x1770 [ 76.057768][ T8647] ? syscall_enter_from_user_mode+0x21/0x70 [ 76.063654][ T8647] do_syscall_64+0x35/0xb0 [ 76.068063][ T8647] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 76.073947][ T8647] RIP: 0033:0x44ed49 [ 76.077827][ T8647] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 76.097423][ T8647] RSP: 002b:00007f943c0d9218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 76.105913][ T8647] RAX: ffffffffffffffda RBX: 00000000004cd4c8 RCX: 000000000044ed49 [ 76.113959][ T8647] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000004cd4c8 [ 76.121918][ T8647] RBP: 00000000004cd4c0 R08: 0000000000000000 R09: 0000000000000000 [ 76.129874][ T8647] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004cd4cc [ 76.137831][ T8647] R13: 00007ffc4809da7f R14: 00007f943c0d9300 R15: 0000000000022000 [ 76.146620][ T8645] CPU: 0 PID: 8645 Comm: syz-executor501 Not tainted 5.13.0-syzkaller #0 [ 76.155052][ T8645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.165125][ T8645] Call Trace: [ 76.168394][ T8645] dump_stack_lvl+0xcd/0x134 [ 76.172975][ T8645] should_fail.cold+0x5/0xa [ 76.177467][ T8645] _copy_from_user+0x2c/0x180 [ 76.182151][ T8645] sock_setsockopt+0x1fb0/0x2490 [ 76.187079][ T8645] ? sock_set_timestamping+0x740/0x740 [ 76.192611][ T8645] ? lock_acquire+0x442/0x510 [ 76.197363][ T8645] ? aa_sk_perm+0x31b/0xab0 [ 76.202035][ T8645] ? aa_af_perm+0x230/0x230 [ 76.206528][ T8645] ? __sys_setsockopt+0x4b5/0x610 [ 76.211540][ T8645] __sys_setsockopt+0x4f8/0x610 [ 76.216421][ T8645] ? __ia32_sys_recv+0x100/0x100 [ 76.221443][ T8645] ? lock_downgrade+0x6e0/0x6e0 [ 76.226277][ T8645] ? lock_downgrade+0x6e0/0x6e0 [ 76.231293][ T8645] ? get_vtime_delta+0x26e/0x420 [ 76.236222][ T8645] __x64_sys_setsockopt+0xba/0x150 [ 76.241338][ T8645] ? syscall_enter_from_user_mode+0x21/0x70 [ 76.247218][ T8645] do_syscall_64+0x35/0xb0 [ 76.251621][ T8645] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 76.257502][ T8645] RIP: 0033:0x44ed49 [ 76.261380][ T8645] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 76.280976][ T8645] RSP: 002b:00007f943c11b208 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 76.289371][ T8645] RAX: ffffffffffffffda RBX: 00000000004cd4a8 RCX: 000000000044ed49 [ 76.297324][ T8645] RDX: 0000000000000025 RSI: 0000000000000001 RDI: 0000000000000005 [ 76.305388][ T8645] RBP: 00000000004cd4a0 R08: 0000000000000008 R09: 0000000000000000 [ 76.313428][ T8645] R10: 00000000200001c0 R11: 0000000000000246 R12: 00000000004cd4ac [ 76.321413][ T8645] R13: 00007ffc4809da7f R14: 00007f943c11b300 R15: 0000000000022000 write to /sys/kernel/debug/x86/nmi_longest_ns failed: Bad address