./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2411022278 <...> [ 37.046798][ T4636] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.060058][ T4636] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller syzkaller login: [ 45.545251][ T26] kauditd_printk_skb: 37 callbacks suppressed [ 45.545263][ T26] audit: type=1400 audit(1672224112.470:73): avc: denied { transition } for pid=4844 comm="sshd" path="/bin/sh" dev="sda1" ino=73 scontext=system_u:system_r:initrc_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 45.575302][ T26] audit: type=1400 audit(1672224112.500:74): avc: denied { write } for pid=4844 comm="sh" path="pipe:[29006]" dev="pipefs" ino=29006 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:initrc_t tclass=fifo_file permissive=1 Warning: Permanently added '10.128.10.16' (ECDSA) to the list of known hosts. execve("./syz-executor2411022278", ["./syz-executor2411022278"], 0x7ffd3826b310 /* 10 vars */) = 0 brk(NULL) = 0x555555caf000 brk(0x555555cafc40) = 0x555555cafc40 arch_prctl(ARCH_SET_FS, 0x555555caf300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor2411022278", 4096) = 28 brk(0x555555cd0c40) = 0x555555cd0c40 brk(0x555555cd1000) = 0x555555cd1000 mprotect(0x7f6c33ce8000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=NULL, values=NULL, count=2147483649, map_fd=1, elem_flags=BPF_F_LOCK, flags=0}}, 56) = -1 EINVAL (Invalid argument) [ 57.868189][ T26] audit: type=1400 audit(1672224124.790:75): avc: denied { execmem } for pid=5058 comm="syz-executor241" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 57.874323][ T5058] ------------[ cut here ]------------ [ 57.888697][ T26] audit: type=1400 audit(1672224124.800:76): avc: denied { bpf } for pid=5058 comm="syz-executor241" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 57.893936][ T5058] verifier log line truncated - local buffer too short [ 57.921857][ T5058] WARNING: CPU: 0 PID: 5058 at kernel/bpf/verifier.c:301 bpf_verifier_vlog+0x26b/0x3c0 [ 57.931626][ T5058] Modules linked in: [ 57.935537][ T5058] CPU: 0 PID: 5058 Comm: syz-executor241 Not tainted 6.2.0-rc1-syzkaller #0 [ 57.944271][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 57.954479][ T5058] RIP: 0010:bpf_verifier_vlog+0x26b/0x3c0 [ 57.960274][ T5058] Code: 06 d7 cb 0c 31 ff 89 ee e8 f2 54 ef ff 40 84 ed 75 1a e8 78 58 ef ff 48 c7 c7 40 49 53 8a c6 05 e5 d6 cb 0c 01 e8 6a 61 2d 08 <0f> 0b e8 5e 58 ef ff 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 [ 57.980220][ T5058] RSP: 0018:ffffc9000334f868 EFLAGS: 00010286 [ 57.986569][ T5058] RAX: 0000000000000000 RBX: ffff8880223b8210 RCX: 0000000000000000 [ 57.994814][ T5058] RDX: ffff888075d2c280 RSI: ffffffff8165927c RDI: fffff52000669eff [ 58.002921][ T5058] RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 [ 58.010969][ T5058] R10: 0000000080000000 R11: 0000000000000000 R12: ffffffff8a550c40 [ 58.018962][ T5058] R13: 00000000000003ff R14: ffff8880223b8214 R15: ffff888029e15a00 [ 58.027107][ T5058] FS: 0000555555caf300(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 58.036147][ T5058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.042817][ T5058] CR2: 0000000020100000 CR3: 0000000078f93000 CR4: 00000000003506f0 [ 58.051835][ T5058] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.060393][ T5058] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.070704][ T5058] Call Trace: [ 58.074738][ T5058] [ 58.077708][ T5058] __btf_verifier_log+0xbb/0xf0 [ 58.082803][ T5058] ? btf_get_field_type+0x400/0x400 [ 58.088326][ T5058] __btf_verifier_log_type+0x44b/0x8f0 [ 58.093902][ T5058] ? __get_type_size.part.0+0x4b0/0x4b0 [ 58.099578][ T5058] ? btf_field_offs_swap+0x130/0x130 [ 58.104983][ T5058] ? sort+0x96/0xd0 [ 58.108838][ T5058] ? sort_r+0x420/0x420 [ 58.113095][ T5058] ? lockdep_hardirqs_on+0x7d/0x100 [ 58.118321][ T5058] ? btf_field_offs_swap+0x130/0x130 [ 58.123755][ T5058] ? exc_page_fault+0xc0/0x170 [ 58.128549][ T5058] btf_func_proto_check_meta+0x11b/0x160 [ 58.134815][ T5058] btf_check_all_metas+0x3c1/0xa70 [ 58.140160][ T5058] ? btf_parse_str_sec+0x1ee/0x2e0 [ 58.145310][ T5058] btf_new_fd+0x8c1/0x2ea0 [ 58.149811][ T5058] ? cred_has_capability.isra.0+0x143/0x2b0 [ 58.155834][ T5058] ? cred_has_capability.isra.0+0x14e/0x2b0 [ 58.161809][ T5058] ? check_nnp_nosuid.isra.0+0x2a0/0x2a0 [ 58.167458][ T5058] ? __might_fault+0xd9/0x180 [ 58.172243][ T5058] ? btf_type_snprintf_show+0x3b0/0x3b0 [ 58.177822][ T5058] ? cap_capable+0x1e4/0x270 [ 58.182494][ T5058] ? security_capable+0x93/0xc0 [ 58.187374][ T5058] __sys_bpf+0x18f1/0x5000 [ 58.191853][ T5058] ? lock_release+0x810/0x810 [ 58.196571][ T5058] ? bpf_perf_link_attach+0x520/0x520 [ 58.202029][ T5058] ? do_raw_spin_lock+0x124/0x2b0 [ 58.207175][ T5058] ? rwlock_bug.part.0+0x90/0x90 [ 58.213480][ T5058] ? _raw_spin_lock_irq+0x45/0x50 [ 58.218552][ T5058] ? find_held_lock+0x2d/0x110 [ 58.223774][ T5058] ? _raw_spin_unlock_irq+0x23/0x50 [ 58.229184][ T5058] ? lockdep_hardirqs_on+0x7d/0x100 [ 58.235150][ T5058] __x64_sys_bpf+0x79/0xc0 [ 58.239704][ T5058] do_syscall_64+0x39/0xb0 [ 58.244183][ T5058] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 58.250240][ T5058] RIP: 0033:0x7f6c33c7ac29 [ 58.254797][ T5058] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 58.274593][ T5058] RSP: 002b:00007ffe31a175f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 58.284006][ T5058] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6c33c7ac29 [ 58.293124][ T5058] RDX: 0000000000000020 RSI: 0000000020000240 RDI: 0000000000000012 [ 58.301332][ T5058] RBP: 00007f6c33c3edd0 R08: 0000000000000000 R09: 0000000000000000 [ 58.309321][ T5058] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6c33c3ee60 [ 58.317426][ T5058] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 58.325505][ T5058] [ 58.328533][ T5058] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 58.336000][ T5058] CPU: 0 PID: 5058 Comm: syz-executor241 Not tainted 6.2.0-rc1-syzkaller #0 [ 58.344663][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 58.354841][ T5058] Call Trace: [ 58.358126][ T5058] [ 58.361060][ T5058] dump_stack_lvl+0xd1/0x138 [ 58.365677][ T5058] panic+0x2cc/0x626 [ 58.369589][ T5058] ? panic_print_sys_info.part.0+0x110/0x110 [ 58.375619][ T5058] ? bpf_verifier_vlog+0x26b/0x3c0 [ 58.380785][ T5058] check_panic_on_warn.cold+0x19/0x35 [ 58.386180][ T5058] __warn+0xf2/0x1a0 [ 58.390087][ T5058] ? bpf_verifier_vlog+0x26b/0x3c0 [ 58.395213][ T5058] report_bug+0x1c0/0x210 [ 58.399555][ T5058] handle_bug+0x3c/0x70 [ 58.403718][ T5058] exc_invalid_op+0x18/0x50 [ 58.408232][ T5058] asm_exc_invalid_op+0x1a/0x20 [ 58.413101][ T5058] RIP: 0010:bpf_verifier_vlog+0x26b/0x3c0 [ 58.418838][ T5058] Code: 06 d7 cb 0c 31 ff 89 ee e8 f2 54 ef ff 40 84 ed 75 1a e8 78 58 ef ff 48 c7 c7 40 49 53 8a c6 05 e5 d6 cb 0c 01 e8 6a 61 2d 08 <0f> 0b e8 5e 58 ef ff 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 [ 58.438486][ T5058] RSP: 0018:ffffc9000334f868 EFLAGS: 00010286 [ 58.445001][ T5058] RAX: 0000000000000000 RBX: ffff8880223b8210 RCX: 0000000000000000 [ 58.452997][ T5058] RDX: ffff888075d2c280 RSI: ffffffff8165927c RDI: fffff52000669eff [ 58.461243][ T5058] RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 [ 58.469243][ T5058] R10: 0000000080000000 R11: 0000000000000000 R12: ffffffff8a550c40 [ 58.477310][ T5058] R13: 00000000000003ff R14: ffff8880223b8214 R15: ffff888029e15a00 [ 58.485300][ T5058] ? vprintk+0x8c/0xa0 [ 58.489421][ T5058] ? bpf_verifier_vlog+0x26b/0x3c0 [ 58.494638][ T5058] __btf_verifier_log+0xbb/0xf0 [ 58.499506][ T5058] ? btf_get_field_type+0x400/0x400 [ 58.504719][ T5058] __btf_verifier_log_type+0x44b/0x8f0 [ 58.510205][ T5058] ? __get_type_size.part.0+0x4b0/0x4b0 [ 58.515766][ T5058] ? btf_field_offs_swap+0x130/0x130 [ 58.521783][ T5058] ? sort+0x96/0xd0 [ 58.526654][ T5058] ? sort_r+0x420/0x420 [ 58.531425][ T5058] ? lockdep_hardirqs_on+0x7d/0x100 [ 58.536902][ T5058] ? btf_field_offs_swap+0x130/0x130 [ 58.542237][ T5058] ? exc_page_fault+0xc0/0x170 [ 58.547016][ T5058] btf_func_proto_check_meta+0x11b/0x160 [ 58.553814][ T5058] btf_check_all_metas+0x3c1/0xa70 [ 58.559812][ T5058] ? btf_parse_str_sec+0x1ee/0x2e0 [ 58.565662][ T5058] btf_new_fd+0x8c1/0x2ea0 [ 58.570105][ T5058] ? cred_has_capability.isra.0+0x143/0x2b0 [ 58.576106][ T5058] ? cred_has_capability.isra.0+0x14e/0x2b0 [ 58.582643][ T5058] ? check_nnp_nosuid.isra.0+0x2a0/0x2a0 [ 58.588634][ T5058] ? __might_fault+0xd9/0x180 [ 58.593327][ T5058] ? btf_type_snprintf_show+0x3b0/0x3b0 [ 58.599064][ T5058] ? cap_capable+0x1e4/0x270 [ 58.605093][ T5058] ? security_capable+0x93/0xc0 [ 58.610777][ T5058] __sys_bpf+0x18f1/0x5000 [ 58.616684][ T5058] ? lock_release+0x810/0x810 [ 58.622935][ T5058] ? bpf_perf_link_attach+0x520/0x520 [ 58.628369][ T5058] ? do_raw_spin_lock+0x124/0x2b0 [ 58.633511][ T5058] ? rwlock_bug.part.0+0x90/0x90 [ 58.639441][ T5058] ? _raw_spin_lock_irq+0x45/0x50 [ 58.646482][ T5058] ? find_held_lock+0x2d/0x110 [ 58.651930][ T5058] ? _raw_spin_unlock_irq+0x23/0x50 [ 58.657233][ T5058] ? lockdep_hardirqs_on+0x7d/0x100 [ 58.662448][ T5058] __x64_sys_bpf+0x79/0xc0 [ 58.667050][ T5058] do_syscall_64+0x39/0xb0 [ 58.671494][ T5058] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 58.677584][ T5058] RIP: 0033:0x7f6c33c7ac29 [ 58.682205][ T5058] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 58.703268][ T5058] RSP: 002b:00007ffe31a175f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 58.712016][ T5058] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6c33c7ac29 [ 58.720088][ T5058] RDX: 0000000000000020 RSI: 0000000020000240 RDI: 0000000000000012 [ 58.728333][ T5058] RBP: 00007f6c33c3edd0 R08: 0000000000000000 R09: 0000000000000000 [ 58.737270][ T5058] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6c33c3ee60 [ 58.746809][ T5058] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 58.756758][ T5058] [ 58.760023][ T5058] Kernel Offset: disabled [ 58.764580][ T5058] Rebooting in 86400 seconds..