./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2088833238
<...>
DUID 00:04:f2:7f:36:b6:03:80:f9:c3:71:03:f9:5e:f9:cf:ad:4a
forked to background, child pid 4735
[ 44.595811][ T4736] 8021q: adding VLAN 0 to HW filter on device bond0
[ 44.627343][ T4736] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.0.243' (ED25519) to the list of known hosts.
execve("./syz-executor2088833238", ["./syz-executor2088833238"], 0x7ffc1f108990 /* 10 vars */) = 0
brk(NULL) = 0x5555561ca000
brk(0x5555561cad00) = 0x5555561cad00
arch_prctl(ARCH_SET_FS, 0x5555561ca380) = 0
set_tid_address(0x5555561ca650) = 5070
set_robust_list(0x5555561ca660, 24) = 0
rseq(0x5555561caca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2088833238", 4096) = 28
getrandom("\x7b\x40\x63\x78\x81\x4c\x27\x76", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x5555561cad00
brk(0x5555561ebd00) = 0x5555561ebd00
brk(0x5555561ec000) = 0x5555561ec000
mprotect(0x7fdd22002000, 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_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=8, insns=0x20001000, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3
syzkaller login: [ 72.770145][ T5070] ------------[ cut here ]------------
[ 72.775768][ T5070] Please remove unsupported % in format string
[ 72.783011][ T5070] WARNING: CPU: 0 PID: 5070 at lib/vsprintf.c:2680 format_decode+0x1193/0x1bb0
[ 72.792014][ T5070] Modules linked in:
[ 72.795935][ T5070] CPU: 0 PID: 5070 Comm: syz-executor208 Not tainted 6.8.0-rc5-syzkaller-00129-g2a770cdc4382 #0
[ 72.806395][ T5070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 72.816502][ T5070] RIP: 0010:format_decode+0x1193/0x1bb0
[ 72.822115][ T5070] Code: 4c 33 f6 c6 05 d0 ff 0f 04 01 90 43 0f b6 04 34 84 c0 0f 85 14 0a 00 00 41 0f b6 75 00 48 c7 c7 c0 11 c6 8c e8 de 56 f7 f5 90 <0f> 0b 90 90 e9 0e fd ff ff 48 8b 4c 24 10 80 e1 07 38 c1 0f 8c 14
[ 72.841784][ T5070] RSP: 0018:ffffc900039c7660 EFLAGS: 00010246
[ 72.847924][ T5070] RAX: ed7d819061430600 RBX: 0000000000000000 RCX: ffff88802be3d940
[ 72.855912][ T5070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 72.863938][ T5070] RBP: ffffc900039c7750 R08: ffffffff81577ab2 R09: 1ffff92000738e20
[ 72.871962][ T5070] R10: dffffc0000000000 R11: fffff52000738e21 R12: 1ffff92000738f31
[ 72.879990][ T5070] R13: ffffc900039c798c R14: dffffc0000000000 R15: ffff0000ffffff00
[ 72.888030][ T5070] FS: 00005555561ca380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
[ 72.897025][ T5070] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 72.903647][ T5070] CR2: 0000000001b6b398 CR3: 000000007fa4e000 CR4: 00000000003506f0
[ 72.911682][ T5070] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 72.919713][ T5070] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 72.927742][ T5070] Call Trace:
[ 72.931050][ T5070]
[ 72.933981][ T5070] ? __warn+0x162/0x4b0
[ 72.938196][ T5070] ? format_decode+0x1193/0x1bb0
[ 72.943172][ T5070] ? report_bug+0x2b3/0x500
[ 72.947752][ T5070] ? format_decode+0x1193/0x1bb0
[ 72.952726][ T5070] ? handle_bug+0x3e/0x70
[ 72.957157][ T5070] ? exc_invalid_op+0x1a/0x50
[ 72.961875][ T5070] ? asm_exc_invalid_op+0x1a/0x20
[ 72.966982][ T5070] ? __warn_printk+0x292/0x360
[ 72.971789][ T5070] ? format_decode+0x1193/0x1bb0
[ 72.976824][ T5070] ? __pfx_format_decode+0x10/0x10
[ 72.981961][ T5070] ? bstr_printf+0x721/0x1210
[ 72.986712][ T5070] bstr_printf+0x137/0x1210
[ 72.991250][ T5070] ? __pfx_bstr_printf+0x10/0x10
[ 72.996193][ T5070] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 73.002588][ T5070] ? bpf_trace_printk+0x115/0x230
[ 73.007709][ T5070] bpf_trace_printk+0x1a1/0x230
[ 73.012583][ T5070] ? ktime_get+0x1b6/0x280
[ 73.017108][ T5070] ? __pfx_bpf_trace_printk+0x10/0x10
[ 73.022516][ T5070] ? ktime_get+0x1b6/0x280
[ 73.027003][ T5070] ? __kasan_krealloc+0xb8/0xe0
[ 73.031900][ T5070] ? bpf_test_run+0x31d/0x900
[ 73.036663][ T5070] ? __x64_sys_bpf+0x7c/0x90
[ 73.041280][ T5070] ? read_tsc+0x9/0x20
[ 73.045356][ T5070] ? ktime_get+0x24c/0x280
[ 73.049835][ T5070] ? bpf_test_run+0x31d/0x900
[ 73.054544][ T5070] bpf_prog_12183cdb1cd51dab+0x36/0x3a
[ 73.060070][ T5070] bpf_test_run+0x408/0x900
[ 73.064640][ T5070] ? __pfx_bpf_test_run+0x10/0x10
[ 73.069737][ T5070] ? eth_type_trans+0x324/0x6c0
[ 73.074616][ T5070] ? __pfx_eth_type_trans+0x10/0x10
[ 73.079920][ T5070] ? convert___skb_to_skb+0x41/0x620
[ 73.085248][ T5070] bpf_prog_test_run_skb+0xaf9/0x13a0
[ 73.090732][ T5070] ? __pfx_bpf_prog_test_run_skb+0x10/0x10
[ 73.096643][ T5070] ? __pfx_bpf_prog_test_run_skb+0x10/0x10
[ 73.102467][ T5070] bpf_prog_test_run+0x33a/0x3b0
[ 73.107471][ T5070] __sys_bpf+0x448/0x810
[ 73.111751][ T5070] ? __pfx___sys_bpf+0x10/0x10
[ 73.116611][ T5070] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 73.122988][ T5070] ? do_syscall_64+0x108/0x240
[ 73.127871][ T5070] __x64_sys_bpf+0x7c/0x90
[ 73.132316][ T5070] do_syscall_64+0xf9/0x240
[ 73.136907][ T5070] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 73.142844][ T5070] RIP: 0033:0x7fdd21f8f4e9
[ 73.147321][ T5070] 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
[ 73.167013][ T5070] RSP: 002b:00007fff0be5ca98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 73.175448][ T5070] RAX: ffffffffffffffda RBX: 00007fff0be5cc68 RCX: 00007fdd21f8f4e9
[ 73.183473][ T5070] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a
[ 73.191516][ T5070] RBP: 00007fdd22002610 R08: 0000000000000000 R09: 00007fff0be5cc68
[ 73.199552][ T5070] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 73.207579][ T5070] R13: 00007fff0be5cc58 R14: 0000000000000001 R15: 0000000000000001
[ 73.215684][ T5070]
[ 73.218783][ T5070] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 73.226098][ T5070] CPU: 0 PID: 5070 Comm: syz-executor208 Not tainted 6.8.0-rc5-syzkaller-00129-g2a770cdc4382 #0
[ 73.236607][ T5070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 73.246674][ T5070] Call Trace:
[ 73.249954][ T5070]
[ 73.252883][ T5070] dump_stack_lvl+0x1e7/0x2e0
[ 73.257572][ T5070] ? __pfx_dump_stack_lvl+0x10/0x10
[ 73.262798][ T5070] ? __pfx__printk+0x10/0x10
[ 73.267412][ T5070] ? vscnprintf+0x5d/0x90
[ 73.271753][ T5070] panic+0x349/0x860
[ 73.275668][ T5070] ? __warn+0x171/0x4b0
[ 73.280055][ T5070] ? __pfx_panic+0x10/0x10
[ 73.284493][ T5070] __warn+0x31c/0x4b0
[ 73.288482][ T5070] ? format_decode+0x1193/0x1bb0
[ 73.293421][ T5070] report_bug+0x2b3/0x500
[ 73.297754][ T5070] ? format_decode+0x1193/0x1bb0
[ 73.302696][ T5070] handle_bug+0x3e/0x70
[ 73.306874][ T5070] exc_invalid_op+0x1a/0x50
[ 73.311396][ T5070] asm_exc_invalid_op+0x1a/0x20
[ 73.316249][ T5070] RIP: 0010:format_decode+0x1193/0x1bb0
[ 73.321816][ T5070] Code: 4c 33 f6 c6 05 d0 ff 0f 04 01 90 43 0f b6 04 34 84 c0 0f 85 14 0a 00 00 41 0f b6 75 00 48 c7 c7 c0 11 c6 8c e8 de 56 f7 f5 90 <0f> 0b 90 90 e9 0e fd ff ff 48 8b 4c 24 10 80 e1 07 38 c1 0f 8c 14
[ 73.341425][ T5070] RSP: 0018:ffffc900039c7660 EFLAGS: 00010246
[ 73.347520][ T5070] RAX: ed7d819061430600 RBX: 0000000000000000 RCX: ffff88802be3d940
[ 73.355487][ T5070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 73.363466][ T5070] RBP: ffffc900039c7750 R08: ffffffff81577ab2 R09: 1ffff92000738e20
[ 73.371440][ T5070] R10: dffffc0000000000 R11: fffff52000738e21 R12: 1ffff92000738f31
[ 73.379421][ T5070] R13: ffffc900039c798c R14: dffffc0000000000 R15: ffff0000ffffff00
[ 73.387404][ T5070] ? __warn_printk+0x292/0x360
[ 73.392197][ T5070] ? __pfx_format_decode+0x10/0x10
[ 73.397308][ T5070] ? bstr_printf+0x721/0x1210
[ 73.401982][ T5070] bstr_printf+0x137/0x1210
[ 73.406490][ T5070] ? __pfx_bstr_printf+0x10/0x10
[ 73.411429][ T5070] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 73.417782][ T5070] ? bpf_trace_printk+0x115/0x230
[ 73.422815][ T5070] bpf_trace_printk+0x1a1/0x230
[ 73.427673][ T5070] ? ktime_get+0x1b6/0x280
[ 73.432089][ T5070] ? __pfx_bpf_trace_printk+0x10/0x10
[ 73.437472][ T5070] ? ktime_get+0x1b6/0x280
[ 73.441888][ T5070] ? __kasan_krealloc+0xb8/0xe0
[ 73.446750][ T5070] ? bpf_test_run+0x31d/0x900
[ 73.451527][ T5070] ? __x64_sys_bpf+0x7c/0x90
[ 73.456119][ T5070] ? read_tsc+0x9/0x20
[ 73.460188][ T5070] ? ktime_get+0x24c/0x280
[ 73.464604][ T5070] ? bpf_test_run+0x31d/0x900
[ 73.469292][ T5070] bpf_prog_12183cdb1cd51dab+0x36/0x3a
[ 73.474774][ T5070] bpf_test_run+0x408/0x900
[ 73.479298][ T5070] ? __pfx_bpf_test_run+0x10/0x10
[ 73.484360][ T5070] ? eth_type_trans+0x324/0x6c0
[ 73.489219][ T5070] ? __pfx_eth_type_trans+0x10/0x10
[ 73.494421][ T5070] ? convert___skb_to_skb+0x41/0x620
[ 73.499710][ T5070] bpf_prog_test_run_skb+0xaf9/0x13a0
[ 73.505109][ T5070] ? __pfx_bpf_prog_test_run_skb+0x10/0x10
[ 73.510929][ T5070] ? __pfx_bpf_prog_test_run_skb+0x10/0x10
[ 73.516744][ T5070] bpf_prog_test_run+0x33a/0x3b0
[ 73.521701][ T5070] __sys_bpf+0x448/0x810
[ 73.525946][ T5070] ? __pfx___sys_bpf+0x10/0x10
[ 73.530736][ T5070] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 73.537086][ T5070] ? do_syscall_64+0x108/0x240
[ 73.541860][ T5070] __x64_sys_bpf+0x7c/0x90
[ 73.546637][ T5070] do_syscall_64+0xf9/0x240
[ 73.551171][ T5070] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 73.557073][ T5070] RIP: 0033:0x7fdd21f8f4e9
[ 73.561490][ T5070] 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
[ 73.581097][ T5070] RSP: 002b:00007fff0be5ca98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 73.589514][ T5070] RAX: ffffffffffffffda RBX: 00007fff0be5cc68 RCX: 00007fdd21f8f4e9
[ 73.597483][ T5070] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a
[ 73.605449][ T5070] RBP: 00007fdd22002610 R08: 0000000000000000 R09: 00007fff0be5cc68
[ 73.613417][ T5070] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 73.621386][ T5070] R13: 00007fff0be5cc58 R14: 0000000000000001 R15: 0000000000000001
[ 73.629387][ T5070]
[ 73.632705][ T5070] Kernel Offset: disabled
[ 73.637219][ T5070] Rebooting in 86400 seconds..