./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3702844122 <...> Warning: Permanently added '10.128.0.92' (ED25519) to the list of known hosts. execve("./syz-executor3702844122", ["./syz-executor3702844122"], 0x7ffed8dd8500 /* 10 vars */) = 0 brk(NULL) = 0x55557b1c4000 brk(0x55557b1c4d00) = 0x55557b1c4d00 arch_prctl(ARCH_SET_FS, 0x55557b1c4380) = 0 set_tid_address(0x55557b1c4650) = 5066 set_robust_list(0x55557b1c4660, 24) = 0 rseq(0x55557b1c4ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3702844122", 4096) = 28 getrandom("\xab\xb7\x11\xc9\xc1\xfb\xb6\x8d", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55557b1c4d00 brk(0x55557b1e5d00) = 0x55557b1e5d00 brk(0x55557b1e6000) = 0x55557b1e6000 mprotect(0x7ff0139dd000, 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 [ 71.402579][ T5066] general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] PREEMPT SMP KASAN PTI [ 71.414663][ T5066] KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037] [ 71.423069][ T5066] CPU: 0 PID: 5066 Comm: syz-executor370 Not tainted 6.8.0-syzkaller-05235-g4c2a26fc80bc #0 [ 71.433120][ T5066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 71.443164][ T5066] RIP: 0010:bpf_check+0xa19b/0x190c0 [ 71.448497][ T5066] Code: 48 c1 e8 03 80 3c 08 00 74 12 48 89 df e8 3d 9a 50 00 48 b9 00 00 00 00 00 fc ff df 48 8b 1b 48 83 c3 30 48 89 d8 48 c1 e8 03 <0f> b6 04 08 84 c0 0f 85 e3 4c 00 00 8b 1b be 00 00 04 00 21 de 31 [ 71.468103][ T5066] RSP: 0018:ffffc90003c3f1e0 EFLAGS: 00010206 [ 71.474278][ T5066] RAX: 0000000000000006 RBX: 0000000000000030 RCX: dffffc0000000000 [ 71.482267][ T5066] RDX: ffff88802639da00 RSI: 0000000000010000 RDI: 0000000000000001 [ 71.490240][ T5066] RBP: ffffc90003c3fb50 R08: ffffffff81a7aee8 R09: ffffffff81a7b125 [ 71.498236][ T5066] R10: 0000000000000004 R11: ffff88802639da00 R12: ffffc90000ace072 [ 71.506303][ T5066] R13: 1ffff92000159c0e R14: 1ffff92000159c0e R15: 0000000000010000 [ 71.514283][ T5066] FS: 000055557b1c4380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 71.523214][ T5066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.529796][ T5066] CR2: 000000001a670398 CR3: 000000006bd1a000 CR4: 00000000003506f0 [ 71.537788][ T5066] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.545763][ T5066] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.553752][ T5066] Call Trace: [ 71.557041][ T5066] [ 71.559988][ T5066] ? __die_body+0x88/0xe0 [ 71.564324][ T5066] ? die_addr+0x108/0x140 [ 71.568660][ T5066] ? exc_general_protection+0x3dd/0x5d0 [ 71.574234][ T5066] ? asm_exc_general_protection+0x26/0x30 [ 71.579959][ T5066] ? bpf_check+0xa205/0x190c0 [ 71.584679][ T5066] ? bpf_check+0x9fc8/0x190c0 [ 71.589377][ T5066] ? bpf_check+0xa19b/0x190c0 [ 71.594094][ T5066] ? __pfx_bpf_check+0x10/0x10 [ 71.598859][ T5066] ? validate_chain+0x11b/0x58e0 [ 71.603802][ T5066] ? __pfx_validate_chain+0x10/0x10 [ 71.609007][ T5066] ? mark_lock+0x9a/0x350 [ 71.613359][ T5066] ? mark_lock+0x9a/0x350 [ 71.617693][ T5066] ? __lock_acquire+0x1346/0x1fd0 [ 71.622724][ T5066] ? mark_lock+0x9a/0x350 [ 71.627065][ T5066] ? __lock_acquire+0x1346/0x1fd0 [ 71.632107][ T5066] ? __pfx_lock_acquire+0x10/0x10 [ 71.637133][ T5066] ? ktime_get_with_offset+0x105/0x330 [ 71.642614][ T5066] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 71.648604][ T5066] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 71.654935][ T5066] ? lockdep_hardirqs_on+0x99/0x150 [ 71.660141][ T5066] ? __pfx_seqcount_lockdep_reader_access+0x10/0x10 [ 71.666737][ T5066] ? __check_object_size+0x8e/0xa00 [ 71.671940][ T5066] ? bpf_obj_name_cpy+0x18a/0x1d0 [ 71.676966][ T5066] ? bpf_lsm_bpf_prog_load+0x9/0x10 [ 71.682167][ T5066] ? security_bpf_prog_load+0x87/0xb0 [ 71.687538][ T5066] bpf_prog_load+0x1667/0x20f0 [ 71.692307][ T5066] ? __pfx_bpf_prog_load+0x10/0x10 [ 71.697416][ T5066] ? __pfx___might_resched+0x10/0x10 [ 71.702707][ T5066] ? __might_fault+0xc6/0x120 [ 71.707383][ T5066] ? bpf_lsm_bpf+0x9/0x10 [ 71.711710][ T5066] ? security_bpf+0x87/0xb0 [ 71.716209][ T5066] __sys_bpf+0x4ee/0x810 [ 71.720451][ T5066] ? __pfx___sys_bpf+0x10/0x10 [ 71.725220][ T5066] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 71.731544][ T5066] ? exc_page_fault+0x585/0x890 [ 71.736410][ T5066] __x64_sys_bpf+0x7c/0x90 [ 71.740822][ T5066] do_syscall_64+0xfb/0x240 [ 71.745341][ T5066] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.751246][ T5066] RIP: 0033:0x7ff01396a3e9 [ 71.755661][ T5066] Code: 48 83 c4 28 c3 e8 37 17 00 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 71.775276][ T5066] RSP: 002b:00007fffa54b58e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 71.783691][ T5066] RAX: ffffffffffffffda RBX: 00007fffa54b5ac8 RCX: 00007ff01396a3e9 [ 71.791658][ T5066] RDX: 0000000000000090 RSI: 00000000200000c0 RDI: 0000000000000005 [ 71.799629][ T5066] RBP: 00007ff0139dd610 R08: 0000000000000000 R09: 0000000000000000 [ 71.807611][ T5066] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001 [ 71.815582][ T5066] R13: 00007fffa54b5ab8 R14: 0000000000000001 R15: 0000000000000001 [ 71.823581][ T5066] [ 71.826597][ T5066] Modules linked in: [ 71.832940][ T5066] ---[ end trace 0000000000000000 ]--- [ 71.838455][ T5066] RIP: 0010:bpf_check+0xa19b/0x190c0 [ 71.843759][ T5066] Code: 48 c1 e8 03 80 3c 08 00 74 12 48 89 df e8 3d 9a 50 00 48 b9 00 00 00 00 00 fc ff df 48 8b 1b 48 83 c3 30 48 89 d8 48 c1 e8 03 <0f> b6 04 08 84 c0 0f 85 e3 4c 00 00 8b 1b be 00 00 04 00 21 de 31 [ 71.863402][ T5066] RSP: 0018:ffffc90003c3f1e0 EFLAGS: 00010206 [ 71.869501][ T5066] RAX: 0000000000000006 RBX: 0000000000000030 RCX: dffffc0000000000 [ 71.877503][ T5066] RDX: ffff88802639da00 RSI: 0000000000010000 RDI: 0000000000000001 [ 71.885485][ T5066] RBP: ffffc90003c3fb50 R08: ffffffff81a7aee8 R09: ffffffff81a7b125 [ 71.893486][ T5066] R10: 0000000000000004 R11: ffff88802639da00 R12: ffffc90000ace072 [ 71.901493][ T5066] R13: 1ffff92000159c0e R14: 1ffff92000159c0e R15: 0000000000010000 [ 71.909487][ T5066] FS: 000055557b1c4380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 71.918471][ T5066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.925054][ T5066] CR2: 000055dfeece04b8 CR3: 000000006bd1a000 CR4: 00000000003506f0 [ 71.933050][ T5066] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.941067][ T5066] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.949107][ T5066] Kernel panic - not syncing: Fatal exception [ 71.955495][ T5066] Kernel Offset: disabled [ 71.959810][ T5066] Rebooting in 86400 seconds..