./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4139541695
<...>
Warning: Permanently added '10.128.0.160' (ECDSA) to the list of known hosts.
execve("./syz-executor4139541695", ["./syz-executor4139541695"], 0x7ffd04650320 /* 10 vars */) = 0
brk(NULL) = 0x555556982000
brk(0x555556982c40) = 0x555556982c40
arch_prctl(ARCH_SET_FS, 0x555556982300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor4139541695", 4096) = 28
brk(0x5555569a3c40) = 0x5555569a3c40
brk(0x5555569a4000) = 0x5555569a4000
mprotect(0x7f30dea17000, 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_CGROUP_SKB, insn_cnt=3, insns=0x200005c0, 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
[ 57.065740][ T5295] ==================================================================
[ 57.073831][ T5295] BUG: KASAN: slab-out-of-bounds in __build_skb_around+0x235/0x340
[ 57.081727][ T5295] Write of size 32 at addr ffff88802aa172c0 by task syz-executor413/5295
[ 57.090120][ T5295]
[ 57.092430][ T5295] CPU: 0 PID: 5295 Comm: syz-executor413 Not tainted 6.1.0-rc6-next-20221124-syzkaller #0
[ 57.102305][ T5295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 57.112349][ T5295] Call Trace:
[ 57.115617][ T5295] <TASK>
[ 57.118537][ T5295] dump_stack_lvl+0xd1/0x138
[ 57.123117][ T5295] print_report+0x15e/0x45d
[ 57.127606][ T5295] ? __phys_addr+0xc8/0x140
[ 57.132100][ T5295] ? __build_skb_around+0x235/0x340
[ 57.137290][ T5295] kasan_report+0xbf/0x1f0
[ 57.141700][ T5295] ? __build_skb_around+0x235/0x340
[ 57.146893][ T5295] kasan_check_range+0x141/0x190
[ 57.151830][ T5295] memset+0x24/0x50
[ 57.155631][ T5295] __build_skb_around+0x235/0x340
[ 57.160654][ T5295] __build_skb+0x4f/0x60
[ 57.164919][ T5295] build_skb+0x22/0x280
[ 57.169099][ T5295] bpf_prog_test_run_skb+0x343/0x1e10
[ 57.174483][ T5295] ? bpf_prog_test_run_raw_tp+0x620/0x620
[ 57.180217][ T5295] ? __fget_light+0x20a/0x270
[ 57.184921][ T5295] ? bpf_prog_test_run_raw_tp+0x620/0x620
[ 57.190651][ T5295] __sys_bpf+0x1599/0x4ff0
[ 57.195070][ T5295] ? lock_release+0x810/0x810
[ 57.199758][ T5295] ? bpf_perf_link_attach+0x520/0x520
[ 57.205129][ T5295] ? do_raw_spin_lock+0x124/0x2b0
[ 57.210157][ T5295] ? rwlock_bug.part.0+0x90/0x90
[ 57.215091][ T5295] ? _raw_spin_lock_irq+0x45/0x50
[ 57.220127][ T5295] ? find_held_lock+0x2d/0x110
[ 57.224902][ T5295] ? _raw_spin_unlock_irq+0x23/0x50
[ 57.230107][ T5295] ? lockdep_hardirqs_on+0x7d/0x100
[ 57.235311][ T5295] __x64_sys_bpf+0x79/0xc0
[ 57.239727][ T5295] do_syscall_64+0x39/0xb0
[ 57.244146][ T5295] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 57.250045][ T5295] RIP: 0033:0x7f30de9aad19
[ 57.254458][ T5295] 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
[ 57.274059][ T5295] RSP: 002b:00007ffeaee34318 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 57.282470][ T5295] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f30de9aad19
[ 57.290437][ T5295] RDX: 0000000000000028 RSI: 0000000020000180 RDI: 000000000000000a
[ 57.298401][ T5295] RBP: 00007f30de96eec0 R08: 0000000000000000 R09: 0000000000000000
[ 57.306367][ T5295] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f30de96ef50
[ 57.314361][ T5295] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 57.322335][ T5295] </TASK>
[ 57.325346][ T5295]
[ 57.327661][ T5295] Allocated by task 5295:
[ 57.331992][ T5295] kasan_save_stack+0x22/0x40
[ 57.336684][ T5295] kasan_set_track+0x25/0x30
[ 57.341288][ T5295] __kasan_kmalloc+0xa5/0xb0
[ 57.345909][ T5295] __kmalloc+0x5a/0xd0
[ 57.349985][ T5295] bpf_test_init.isra.0+0xa5/0x150
[ 57.355101][ T5295] bpf_prog_test_run_skb+0x22e/0x1e10
[ 57.360477][ T5295] __sys_bpf+0x1599/0x4ff0
[ 57.364893][ T5295] __x64_sys_bpf+0x79/0xc0
[ 57.369307][ T5295] do_syscall_64+0x39/0xb0
[ 57.373728][ T5295] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 57.379628][ T5295]
[ 57.381945][ T5295] The buggy address belongs to the object at ffff88802aa17000
[ 57.381945][ T5295] which belongs to the cache kmalloc-1k of size 1024
[ 57.395993][ T5295] The buggy address is located 704 bytes inside of
[ 57.395993][ T5295] 1024-byte region [ffff88802aa17000, ffff88802aa17400)
[ 57.409353][ T5295]
[ 57.411671][ T5295] The buggy address belongs to the physical page:
[ 57.418071][ T5295] page:ffffea0000aa8400 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x2aa10
[ 57.428213][ T5295] head:ffffea0000aa8400 order:3 compound_mapcount:0 subpages_mapcount:0 compound_pincount:0
[ 57.438270][ T5295] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff)
[ 57.446251][ T5295] raw: 00fff00000010200 ffff888012441dc0 dead000000000122 0000000000000000
[ 57.454835][ T5295] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
[ 57.463411][ T5295] page dumped because: kasan: bad access detected
[ 57.469813][ T5295] page_owner tracks the page as allocated
[ 57.475518][ T5295] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5295, tgid 5295 (strace-static-x), ts 57049914920, free_ts 56991966201
[ 57.496359][ T5295] get_page_from_freelist+0x119c/0x2cd0
[ 57.501911][ T5295] __alloc_pages+0x1cb/0x5b0
[ 57.506503][ T5295] alloc_pages+0x1aa/0x270
[ 57.510931][ T5295] allocate_slab+0x25e/0x350
[ 57.515523][ T5295] ___slab_alloc+0xa91/0x1400
[ 57.520209][ T5295] __slab_alloc.constprop.0+0x56/0xa0
[ 57.525586][ T5295] __kmem_cache_alloc_node+0x1a9/0x430
[ 57.531051][ T5295] __kmalloc+0x4a/0xd0
[ 57.535125][ T5295] tomoyo_init_log+0x1282/0x1ec0
[ 57.540064][ T5295] tomoyo_supervisor+0x354/0xf10
[ 57.545005][ T5295] tomoyo_env_perm+0x183/0x200
[ 57.549771][ T5295] tomoyo_find_next_domain+0x13d2/0x1f80
[ 57.555408][ T5295] tomoyo_bprm_check_security+0x133/0x1c0
[ 57.561126][ T5295] security_bprm_check+0x49/0xb0
[ 57.566078][ T5295] bprm_execve+0x732/0x19f0
[ 57.570589][ T5295] do_execveat_common+0x724/0x890
[ 57.575622][ T5295] page last free stack trace:
[ 57.580283][ T5295] free_pcp_prepare+0x65c/0xc00
[ 57.585131][ T5295] free_unref_page+0x1d/0x490
[ 57.589805][ T5295] __unfreeze_partials+0x17c/0x1a0
[ 57.594942][ T5295] qlist_free_all+0x6a/0x170
[ 57.599544][ T5295] kasan_quarantine_reduce+0x192/0x220
[ 57.605015][ T5295] __kasan_slab_alloc+0x66/0x90
[ 57.609896][ T5295] kmem_cache_alloc+0x1e3/0x430
[ 57.614756][ T5295] vm_area_alloc+0x20/0x100
[ 57.619267][ T5295] mmap_region+0x44c/0x1dd0
[ 57.623766][ T5295] do_mmap+0x831/0xf60
[ 57.627833][ T5295] vm_mmap_pgoff+0x1af/0x280
[ 57.632431][ T5295] ksys_mmap_pgoff+0x7d/0x5a0
[ 57.637118][ T5295] do_syscall_64+0x39/0xb0
[ 57.641532][ T5295] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 57.647443][ T5295]
[ 57.649768][ T5295] Memory state around the buggy address:
[ 57.655393][ T5295] ffff88802aa17180: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 57.663455][ T5295] ffff88802aa17200: 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc
[ 57.671531][ T5295] >ffff88802aa17280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 57.679595][ T5295] ^
[ 57.685740][ T5295] ffff88802aa17300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 57.693801][ T5295] ffff88802aa17380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 57.701857][ T5295] ==================================================================
[ 57.710111][ T5295] Kernel panic - not syncing: panic_on_warn set ...
[ 57.716710][ T5295] CPU: 1 PID: 5295 Comm: syz-executor413 Not tainted 6.1.0-rc6-next-20221124-syzkaller #0
[ 57.726697][ T5295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 57.736751][ T5295] Call Trace:
[ 57.740023][ T5295] <TASK>
[ 57.742950][ T5295] dump_stack_lvl+0xd1/0x138
[ 57.747541][ T5295] panic+0x2cc/0x626
[ 57.751438][ T5295] ? panic_print_sys_info.part.0+0x110/0x110
[ 57.757419][ T5295] ? preempt_schedule_common+0x59/0xc0
[ 57.762884][ T5295] ? preempt_schedule_thunk+0x1a/0x20
[ 57.768278][ T5295] end_report.part.0+0x3f/0x7c
[ 57.773048][ T5295] ? __build_skb_around+0x235/0x340
[ 57.778342][ T5295] kasan_report.cold+0xa/0xf
[ 57.782934][ T5295] ? __build_skb_around+0x235/0x340
[ 57.788141][ T5295] kasan_check_range+0x141/0x190
[ 57.793081][ T5295] memset+0x24/0x50
[ 57.796888][ T5295] __build_skb_around+0x235/0x340
[ 57.801918][ T5295] __build_skb+0x4f/0x60
[ 57.806167][ T5295] build_skb+0x22/0x280
[ 57.810338][ T5295] bpf_prog_test_run_skb+0x343/0x1e10
[ 57.815730][ T5295] ? bpf_prog_test_run_raw_tp+0x620/0x620
[ 57.821454][ T5295] ? __fget_light+0x20a/0x270
[ 57.826137][ T5295] ? bpf_prog_test_run_raw_tp+0x620/0x620
[ 57.831861][ T5295] __sys_bpf+0x1599/0x4ff0
[ 57.836276][ T5295] ? lock_release+0x810/0x810
[ 57.840964][ T5295] ? bpf_perf_link_attach+0x520/0x520
[ 57.846344][ T5295] ? do_raw_spin_lock+0x124/0x2b0
[ 57.851368][ T5295] ? rwlock_bug.part.0+0x90/0x90
[ 57.856307][ T5295] ? _raw_spin_lock_irq+0x45/0x50
[ 57.861352][ T5295] ? find_held_lock+0x2d/0x110
[ 57.866136][ T5295] ? _raw_spin_unlock_irq+0x23/0x50
[ 57.871345][ T5295] ? lockdep_hardirqs_on+0x7d/0x100
[ 57.876555][ T5295] __x64_sys_bpf+0x79/0xc0
[ 57.880970][ T5295] do_syscall_64+0x39/0xb0
[ 57.885386][ T5295] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 57.891286][ T5295] RIP: 0033:0x7f30de9aad19
[ 57.895699][ T5295] 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
[ 57.915303][ T5295] RSP: 002b:00007ffeaee34318 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 57.923716][ T5295] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f30de9aad19
[ 57.931683][ T5295] RDX: 0000000000000028 RSI: 0000000020000180 RDI: 000000000000000a
[ 57.939654][ T5295] RBP: 00007f30de96eec0 R08: 0000000000000000 R09: 0000000000000000
[ 57.947620][ T5295] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f30de96ef50
[ 57.955588][ T5295] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 57.963560][ T5295] </TASK>
[ 57.966731][ T5295] Kernel Offset: disabled
[ 57.971058][ T5295] Rebooting in 86400 seconds..