Warning: Permanently added '10.128.1.178' (ED25519) to the list of known hosts. 2024/03/07 21:57:08 ignoring optional flag "sandboxArg"="0" 2024/03/07 21:57:08 parsed 1 programs 2024/03/07 21:57:08 executed programs: 0 [ 48.828446][ T2569] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 50.311388][ T2575] veth0_vlan: entered promiscuous mode [ 50.784393][ T2804] ================================================================== [ 50.792492][ T2804] BUG: KASAN: slab-out-of-bounds in btf_datasec_check_meta+0x250/0x960 [ 50.800908][ T2804] Read of size 1 at addr ffff888117133e37 by task syz-executor.0/2804 [ 50.809649][ T2804] [ 50.811962][ T2804] CPU: 1 PID: 2804 Comm: syz-executor.0 Not tainted 6.8.0-rc6-syzkaller #0 [ 50.821054][ T2804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 50.833798][ T2804] Call Trace: [ 50.837168][ T2804] [ 50.840206][ T2804] dump_stack_lvl+0xf8/0x260 [ 50.845139][ T2804] ? __pfx_dump_stack_lvl+0x10/0x10 [ 50.850415][ T2804] ? __pfx__printk+0x10/0x10 [ 50.855066][ T2804] ? _printk+0xce/0x120 [ 50.859192][ T2804] ? __virt_addr_valid+0x141/0x260 [ 50.864374][ T2804] ? __virt_addr_valid+0x219/0x260 [ 50.869471][ T2804] print_report+0x167/0x540 [ 50.874033][ T2804] ? __virt_addr_valid+0x141/0x260 [ 50.879203][ T2804] ? __virt_addr_valid+0x219/0x260 [ 50.884376][ T2804] ? btf_datasec_check_meta+0x250/0x960 [ 50.889914][ T2804] kasan_report+0x142/0x180 [ 50.894414][ T2804] ? btf_datasec_check_meta+0x250/0x960 [ 50.900144][ T2804] btf_datasec_check_meta+0x250/0x960 [ 50.905885][ T2804] btf_check_all_metas+0x2e9/0x9e0 [ 50.911339][ T2804] btf_parse_type_sec+0x119/0x1470 [ 50.917302][ T2804] ? __pfx_sort+0x10/0x10 [ 50.922060][ T2804] ? __pfx_btf_sec_info_cmp+0x10/0x10 [ 50.927689][ T2804] ? btf_check_sec_info+0x168/0x450 [ 50.933044][ T2804] ? __pfx_btf_parse_type_sec+0x10/0x10 [ 50.938669][ T2804] ? __asan_memcpy+0x40/0x70 [ 50.943241][ T2804] btf_new_fd+0x3b7/0x930 [ 50.947728][ T2804] ? __pfx_btf_new_fd+0x10/0x10 [ 50.953526][ T2804] ? bpf_token_capable+0x4e/0x90 [ 50.958449][ T2804] ? bpf_btf_load+0x94/0x140 [ 50.963019][ T2804] __sys_bpf+0x5ab/0x650 [ 50.967240][ T2804] ? __pfx___sys_bpf+0x10/0x10 [ 50.971978][ T2804] ? __rseq_handle_notify_resume+0x86d/0xe60 [ 50.977938][ T2804] __x64_sys_bpf+0x77/0x90 [ 50.982330][ T2804] do_syscall_64+0x94/0x1a0 [ 50.986808][ T2804] entry_SYSCALL_64_after_hwframe+0x6f/0x77 [ 50.992805][ T2804] RIP: 0033:0x7f4fd6c8bda9 [ 50.997301][ T2804] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 [ 51.017160][ T2804] RSP: 002b:00007f4fd680d0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 51.025554][ T2804] RAX: ffffffffffffffda RBX: 00007f4fd6db9f80 RCX: 00007f4fd6c8bda9 [ 51.033502][ T2804] RDX: 0000000000000020 RSI: 0000000020000300 RDI: 0000000000000012 [ 51.041540][ T2804] RBP: 00007f4fd6cd847a R08: 0000000000000000 R09: 0000000000000000 [ 51.049833][ T2804] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 51.057794][ T2804] R13: 000000000000000b R14: 00007f4fd6db9f80 R15: 00007ffe42692a68 [ 51.066095][ T2804] [ 51.069180][ T2804] [ 51.071688][ T2804] Allocated by task 2804: [ 51.076303][ T2804] kasan_save_track+0x3f/0x80 [ 51.081148][ T2804] __kasan_kmalloc+0x98/0xb0 [ 51.085719][ T2804] __kmalloc_node+0x22f/0x4c0 [ 51.090672][ T2804] kvmalloc_node+0x42/0xf0 [ 51.095089][ T2804] btf_new_fd+0x250/0x930 [ 51.099663][ T2804] __sys_bpf+0x5ab/0x650 [ 51.104003][ T2804] __x64_sys_bpf+0x77/0x90 [ 51.108494][ T2804] do_syscall_64+0x94/0x1a0 [ 51.113068][ T2804] entry_SYSCALL_64_after_hwframe+0x6f/0x77 [ 51.118932][ T2804] [ 51.121242][ T2804] The buggy address belongs to the object at ffff888117133e00 [ 51.121242][ T2804] which belongs to the cache kmalloc-64 of size 64 [ 51.135353][ T2804] The buggy address is located 0 bytes to the right of [ 51.135353][ T2804] allocated 55-byte region [ffff888117133e00, ffff888117133e37) [ 51.149900][ T2804] [ 51.152200][ T2804] The buggy address belongs to the physical page: [ 51.158586][ T2804] page:ffffea00045c4cc0 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x117133 [ 51.169049][ T2804] anon flags: 0x200000000000800(slab|node=0|zone=2) [ 51.175606][ T2804] page_type: 0xffffffff() [ 51.180341][ T2804] raw: 0200000000000800 ffff888100041640 ffffea0004582a40 dead000000000003 [ 51.188891][ T2804] raw: 0000000000000000 0000000080200020 00000001ffffffff 0000000000000000 [ 51.197442][ T2804] page dumped because: kasan: bad access detected [ 51.203824][ T2804] page_owner tracks the page as allocated [ 51.209509][ T2804] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY), pid 1947, tgid 1947 (udevadm), ts 6313674445, free_ts 5444134392 [ 51.227787][ T2804] post_alloc_hook+0x10f/0x130 [ 51.232611][ T2804] get_page_from_freelist+0x33de/0x3580 [ 51.238230][ T2804] __alloc_pages+0x255/0x650 [ 51.242977][ T2804] alloc_slab_page+0x5f/0x160 [ 51.247645][ T2804] new_slab+0x70/0x270 [ 51.251793][ T2804] ___slab_alloc+0xa79/0x10b0 [ 51.256455][ T2804] __kmalloc+0x2ba/0x480 [ 51.260772][ T2804] kobject_get_path+0x9b/0x1d0 [ 51.265689][ T2804] kobject_uevent_env+0x2bd/0x6b0 [ 51.270691][ T2804] kobject_synth_uevent+0x772/0x910 [ 51.276299][ T2804] uevent_store+0x46/0x60 [ 51.280747][ T2804] kernfs_fop_write_iter+0x2f2/0x440 [ 51.286299][ T2804] vfs_write+0xa56/0xe10 [ 51.290635][ T2804] ksys_write+0x163/0x250 [ 51.294954][ T2804] do_syscall_64+0x94/0x1a0 [ 51.299809][ T2804] entry_SYSCALL_64_after_hwframe+0x6f/0x77 [ 51.306147][ T2804] page last free pid 1 tgid 1 stack trace: [ 51.312122][ T2804] free_unref_page_prepare+0x87f/0x9a0 [ 51.317923][ T2804] free_unref_page+0x37/0x3a0 [ 51.322586][ T2804] kasan_depopulate_vmalloc_pte+0x74/0x90 [ 51.328286][ T2804] __apply_to_page_range+0x770/0x8e0 [ 51.333629][ T2804] kasan_release_vmalloc+0x9a/0xb0 [ 51.338713][ T2804] __purge_vmap_area_lazy+0x1324/0x1550 [ 51.344238][ T2804] _vm_unmap_aliases+0x6aa/0x730 [ 51.349144][ T2804] change_page_attr_set_clr+0x209/0xcf0 [ 51.354659][ T2804] set_memory_nx+0xcf/0x110 [ 51.359131][ T2804] free_initmem+0x83/0xf0 [ 51.363605][ T2804] kernel_init+0x2c/0x1a0 [ 51.367949][ T2804] ret_from_fork+0x32/0x60 [ 51.372343][ T2804] ret_from_fork_asm+0x1b/0x30 [ 51.377082][ T2804] [ 51.379471][ T2804] Memory state around the buggy address: [ 51.385172][ T2804] ffff888117133d00: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 51.393215][ T2804] ffff888117133d80: 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc [ 51.401338][ T2804] >ffff888117133e00: 00 00 00 00 00 00 07 fc fc fc fc fc fc fc fc fc [ 51.409628][ T2804] ^ [ 51.415580][ T2804] ffff888117133e80: 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc [ 51.423793][ T2804] ffff888117133f00: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 51.431827][ T2804] ================================================================== [ 51.440429][ T2804] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 51.448080][ T2804] Kernel Offset: disabled [ 51.452385][ T2804] Rebooting in 86400 seconds..