KASAN: slab-use-after-free Write in binder_add_device ================================================================== BUG: KASAN: slab-use-after-free in hlist_add_head include/linux/list.h:1026 [inline] BUG: KASAN: slab-use-after-free in binder_add_device+0x63/0xa0 drivers/android/binder.c:6932 Write of size 8 at addr ffff88810332ef08 by task syz-executor/320 CPU: 0 UID: 0 PID: 320 Comm: syz-executor Not tainted 6.14.0-rc2-syzkaller-00041-g4dc1d1bec898 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x188/0x200 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:378 [inline] print_report+0x163/0x550 mm/kasan/report.c:489 kasan_report+0x14f/0x190 mm/kasan/report.c:602 __asan_report_store8_noabort+0x1b/0x30 mm/kasan/report_generic.c:386 hlist_add_head include/linux/list.h:1026 [inline] binder_add_device+0x63/0xa0 drivers/android/binder.c:6932 binderfs_binder_device_create+0x7e7/0x9e0 drivers/android/binderfs.c:210 binderfs_fill_super+0x897/0xcb0 drivers/android/binderfs.c:729 vfs_get_super fs/super.c:1280 [inline] get_tree_nodev+0xbd/0x160 fs/super.c:1299 binderfs_fs_context_get_tree+0x20/0x30 drivers/android/binderfs.c:749 vfs_get_tree+0x90/0x2c0 fs/super.c:1814 do_new_mount+0x2be/0xb40 fs/namespace.c:3560 path_mount+0x680/0x1000 fs/namespace.c:3887 do_mount fs/namespace.c:3900 [inline] __do_sys_mount fs/namespace.c:4111 [inline] __se_sys_mount+0x2c5/0x3b0 fs/namespace.c:4088 __x64_sys_mount+0xc3/0xe0 fs/namespace.c:4088 x64_sys_call+0x2ca2/0x2e00 arch/x86/include/generated/asm/syscalls_64.h:166 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x54/0xf0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7f5d6878e58a Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f5d68acff68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f5d6880e663 RCX: 00007f5d6878e58a RDX: 00007f5d6881dda7 RSI: 00007f5d6880e663 RDI: 00007f5d6881dda7 RBP: 00007f5d6880e8ac R08: 0000000000000000 R09: 0000000000000100 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5d687eb1a8 R13: 00007f5d687eb180 R14: 0000000000000009 R15: 0000000000000000 Allocated by task 318: kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 kasan_save_alloc_info+0x3c/0x50 mm/kasan/generic.c:562 poison_kmalloc_redzone mm/kasan/common.c:377 [inline] __kasan_kmalloc+0x9d/0xb0 mm/kasan/common.c:394 kasan_kmalloc include/linux/kasan.h:260 [inline] __kmalloc_cache_noprof+0x17c/0x300 mm/slub.c:4325 kmalloc_noprof include/linux/slab.h:901 [inline] kzalloc_noprof include/linux/slab.h:1037 [inline] binderfs_binder_device_create+0x15b/0x9e0 drivers/android/binderfs.c:147 binderfs_fill_super+0x897/0xcb0 drivers/android/binderfs.c:729 vfs_get_super fs/super.c:1280 [inline] get_tree_nodev+0xbd/0x160 fs/super.c:1299 binderfs_fs_context_get_tree+0x20/0x30 drivers/android/binderfs.c:749 vfs_get_tree+0x90/0x2c0 fs/super.c:1814 do_new_mount+0x2be/0xb40 fs/namespace.c:3560 path_mount+0x680/0x1000 fs/namespace.c:3887 do_mount fs/namespace.c:3900 [inline] __do_sys_mount fs/namespace.c:4111 [inline] __se_sys_mount+0x2c5/0x3b0 fs/namespace.c:4088 __x64_sys_mount+0xc3/0xe0 fs/namespace.c:4088 x64_sys_call+0x2ca2/0x2e00 arch/x86/include/generated/asm/syscalls_64.h:166 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x54/0xf0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x76/0x7e Freed by task 104252160: ------------[ cut here ]------------ pool index 100480 out of bounds (363) for stack id ffff8881 WARNING: CPU: 0 PID: 320 at lib/stackdepot.c:452 depot_fetch_stack lib/stackdepot.c:451 [inline] WARNING: CPU: 0 PID: 320 at lib/stackdepot.c:452 stack_depot_fetch+0x87/0xc0 lib/stackdepot.c:714 Modules linked in: CPU: 0 UID: 0 PID: 320 Comm: syz-executor Not tainted 6.14.0-rc2-syzkaller-00041-g4dc1d1bec898 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 RIP: 0010:depot_fetch_stack lib/stackdepot.c:451 [inline] RIP: 0010:stack_depot_fetch+0x87/0xc0 lib/stackdepot.c:714 Code: 3f 00 00 83 7c 18 1c 00 74 44 48 01 d8 74 1d 48 8d 48 20 49 89 0f 44 8b 70 14 eb 1e 48 c7 c7 23 ad a6 86 89 d9 e8 19 de 7b fe <0f> 0b 48 c7 c7 a3 ac a6 86 e8 0b de 7b fe 0f 0b 44 89 f0 5b 41 5c RSP: 0018:ffffc900033d7760 EFLAGS: 00010046 RAX: d910df5a4de55c00 RBX: 00000000ffff8881 RCX: ffff88812abfd500 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc900033d7780 R08: ffffffff816c2e52 R09: 1ffff1103edc5062 R10: ffffed103edc5063 R11: ffffed103edc5063 R12: ffffc900033d7840 R13: ffff88810332ef08 R14: 0000000000000000 R15: ffffc900033d7790 FS: 0000555579631500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5d6881dda0 CR3: 0000000128a98000 CR4: 00000000003526b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: stack_depot_print+0x2a/0x60 lib/stackdepot.c:752 print_track mm/kasan/report.c:281 [inline] describe_object_stacks mm/kasan/report.c:343 [inline] describe_object mm/kasan/report.c:353 [inline] print_address_description mm/kasan/report.c:382 [inline] print_report+0x20b/0x550 mm/kasan/report.c:489 kasan_report+0x14f/0x190 mm/kasan/report.c:602 __asan_report_store8_noabort+0x1b/0x30 mm/kasan/report_generic.c:386 hlist_add_head include/linux/list.h:1026 [inline] binder_add_device+0x63/0xa0 drivers/android/binder.c:6932 binderfs_binder_device_create+0x7e7/0x9e0 drivers/android/binderfs.c:210 binderfs_fill_super+0x897/0xcb0 drivers/android/binderfs.c:729 vfs_get_super fs/super.c:1280 [inline] get_tree_nodev+0xbd/0x160 fs/super.c:1299 binderfs_fs_context_get_tree+0x20/0x30 drivers/android/binderfs.c:749 vfs_get_tree+0x90/0x2c0 fs/super.c:1814 do_new_mount+0x2be/0xb40 fs/namespace.c:3560 path_mount+0x680/0x1000 fs/namespace.c:3887 do_mount fs/namespace.c:3900 [inline] __do_sys_mount fs/namespace.c:4111 [inline] __se_sys_mount+0x2c5/0x3b0 fs/namespace.c:4088 __x64_sys_mount+0xc3/0xe0 fs/namespace.c:4088 x64_sys_call+0x2ca2/0x2e00 arch/x86/include/generated/asm/syscalls_64.h:166 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x54/0xf0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7f5d6878e58a Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f5d68acff68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f5d6880e663 RCX: 00007f5d6878e58a RDX: 00007f5d6881dda7 RSI: 00007f5d6880e663 RDI: 00007f5d6881dda7 RBP: 00007f5d6880e8ac R08: 0000000000000000 R09: 0000000000000100 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5d687eb1a8 R13: 00007f5d687eb180 R14: 0000000000000009 R15: 0000000000000000 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ corrupt handle or use after stack_depot_put() WARNING: CPU: 0 PID: 320 at lib/stackdepot.c:719 stack_depot_fetch+0x95/0xc0 lib/stackdepot.c:719 Modules linked in: CPU: 0 UID: 0 PID: 320 Comm: syz-executor Tainted: G W 6.14.0-rc2-syzkaller-00041-g4dc1d1bec898 #0 Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 RIP: 0010:stack_depot_fetch+0x95/0xc0 lib/stackdepot.c:719 Code: 1d 48 8d 48 20 49 89 0f 44 8b 70 14 eb 1e 48 c7 c7 23 ad a6 86 89 d9 e8 19 de 7b fe 0f 0b 48 c7 c7 a3 ac a6 86 e8 0b de 7b fe <0f> 0b 44 89 f0 5b 41 5c 41 5e 41 5f 5d c3 cc cc cc cc 0f 0b eb de RSP: 0018:ffffc900033d7760 EFLAGS: 00010046 RAX: d910df5a4de55c00 RBX: 00000000ffff8881 RCX: ffff88812abfd500 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc900033d7780 R08: ffffffff816c2e52 R09: 1ffff1103edc5062 R10: ffffed103edc5063 R11: ffffed103edc5063 R12: ffffc900033d7840 R13: ffff88810332ef08 R14: 0000000000000000 R15: ffffc900033d7790 FS: 0000555579631500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5d6881dda0 CR3: 0000000128a98000 CR4: 00000000003526b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: stack_depot_print+0x2a/0x60 lib/stackdepot.c:752 print_track mm/kasan/report.c:281 [inline] describe_object_stacks mm/kasan/report.c:343 [inline] describe_object mm/kasan/report.c:353 [inline] print_address_description mm/kasan/report.c:382 [inline] print_report+0x20b/0x550 mm/kasan/report.c:489 kasan_report+0x14f/0x190 mm/kasan/report.c:602 __asan_report_store8_noabort+0x1b/0x30 mm/kasan/report_generic.c:386 hlist_add_head include/linux/list.h:1026 [inline] binder_add_device+0x63/0xa0 drivers/android/binder.c:6932 binderfs_binder_device_create+0x7e7/0x9e0 drivers/android/binderfs.c:210 binderfs_fill_super+0x897/0xcb0 drivers/android/binderfs.c:729 vfs_get_super fs/super.c:1280 [inline] get_tree_nodev+0xbd/0x160 fs/super.c:1299 binderfs_fs_context_get_tree+0x20/0x30 drivers/android/binderfs.c:749 vfs_get_tree+0x90/0x2c0 fs/super.c:1814 do_new_mount+0x2be/0xb40 fs/namespace.c:3560 path_mount+0x680/0x1000 fs/namespace.c:3887 do_mount fs/namespace.c:3900 [inline] __do_sys_mount fs/namespace.c:4111 [inline] __se_sys_mount+0x2c5/0x3b0 fs/namespace.c:4088 __x64_sys_mount+0xc3/0xe0 fs/namespace.c:4088 x64_sys_call+0x2ca2/0x2e00 arch/x86/include/generated/asm/syscalls_64.h:166 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x54/0xf0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7f5d6878e58a Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f5d68acff68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f5d6880e663 RCX: 00007f5d6878e58a RDX: 00007f5d6881dda7 RSI: 00007f5d6880e663 RDI: 00007f5d6881dda7 RBP: 00007f5d6880e8ac R08: 0000000000000000 R09: 0000000000000100 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5d687eb1a8 R13: 00007f5d687eb180 R14: 0000000000000009 R15: 0000000000000000 ---[ end trace 0000000000000000 ]--- The buggy address belongs to the object at ffff88810332ef00 which belongs to the cache kmalloc-192 of size 192 The buggy address is located 8 bytes inside of freed 192-byte region [ffff88810332ef00, ffff88810332efc0) The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10332e flags: 0x4000000000000000(zone=1) page_type: f5(slab) raw: 4000000000000000 ffff8881000413c0 ffffea00040cce00 dead000000000002 raw: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x52c00(GFP_NOIO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 1, tgid 1 (swapper/0), ts 3233863897, free_ts 0 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x1eb/0x210 mm/page_alloc.c:1551 prep_new_page mm/page_alloc.c:1559 [inline] get_page_from_freelist+0x482b/0x48c0 mm/page_alloc.c:3477 __alloc_frozen_pages_noprof+0x3e8/0x890 mm/page_alloc.c:4739 allocate_slab+0x76/0x430 mm/slub.c:2587 new_slab mm/slub.c:2640 [inline] ___slab_alloc+0x7e0/0xcf0 mm/slub.c:3826 __slab_alloc+0x5d/0xb0 mm/slub.c:3916 __slab_alloc_node mm/slub.c:3991 [inline] slab_alloc_node mm/slub.c:4152 [inline] __do_kmalloc_node mm/slub.c:4293 [inline] __kmalloc_noprof+0x221/0x420 mm/slub.c:4306 kmalloc_noprof include/linux/slab.h:905 [inline] usb_alloc_urb+0x41/0x140 drivers/usb/core/urb.c:75 usb_internal_control_msg drivers/usb/core/message.c:96 [inline] usb_control_msg+0x189/0x4c0 drivers/usb/core/message.c:154 usb_get_string+0xaa/0x3d0 drivers/usb/core/message.c:844 usb_string_sub+0x7b/0x450 drivers/usb/core/message.c:883 usb_string+0x386/0x690 drivers/usb/core/message.c:988 usb_cache_string+0x82/0x100 drivers/usb/core/message.c:1030 usb_enumerate_device drivers/usb/core/hub.c:2494 [inline] usb_new_device+0x2ab/0x18a0 drivers/usb/core/hub.c:2622 register_root_hub+0x22b/0x440 drivers/usb/core/hcd.c:994 usb_add_hcd+0xccf/0x1200 drivers/usb/core/hcd.c:2976 page_owner free stack trace missing Memory state around the buggy address: ffff88810332ee00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff88810332ee80: 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff88810332ef00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff88810332ef80: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc ffff88810332f000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ================================================================== Warning: Permanently added '10.128.0.173' (ED25519) to the list of known hosts. 2025/02/13 05:22:14 ignoring optional flag "sandboxArg"="0" 2025/02/13 05:22:15 parsed 1 programs [ 29.171237][ T30] audit: type=1400 audit(1739424135.072:66): avc: denied { node_bind } for pid=292 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 30.386409][ T30] audit: type=1400 audit(1739424136.282:67): avc: denied { mounton } for pid=301 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=1926 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 30.387778][ T301] cgroup: Unknown subsys name 'net' [ 30.409231][ T30] audit: type=1400 audit(1739424136.282:68): avc: denied { mount } for pid=301 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 30.436301][ T30] audit: type=1400 audit(1739424136.312:69): avc: denied { unmount } for pid=301 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 30.436478][ T301] cgroup: Unknown subsys name 'devices' [ 30.559377][ T301] cgroup: Unknown subsys name 'cpuset' [ 30.565795][ T301] cgroup: Unknown subsys name 'hugetlb' [ 30.571413][ T301] cgroup: Unknown subsys name 'rlimit' [ 30.576944][ T301] cgroup: Unknown subsys name 'memory' [ 30.692429][ T30] audit: type=1400 audit(1739424136.592:70): avc: denied { setattr } for pid=301 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=251 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 30.715573][ T30] audit: type=1400 audit(1739424136.592:71): avc: denied { create } for pid=301 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 30.735705][ T30] audit: type=1400 audit(1739424136.592:72): avc: denied { write } for pid=301 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 30.756274][ T30] audit: type=1400 audit(1739424136.592:73): avc: denied { read } for pid=301 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 30.761644][ T305] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 30.776268][ T30] audit: type=1400 audit(1739424136.592:74): avc: denied { module_request } for pid=301 comm="syz-executor" kmod="netdev-wpan0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 30.806271][ T30] audit: type=1400 audit(1739424136.592:75): avc: denied { mounton } for pid=301 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 30.831744][ T301] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 31.709206][ T316] request_module fs-gadgetfs succeeded, but still no fs? [ 31.839991][ T320] ================================================================== [ 31.847908][ T320] BUG: KASAN: slab-use-after-free in binder_add_device+0x63/0xa0 [ 31.855458][ T320] Write of size 8 at addr ffff88810332ef08 by task syz-executor/320 [ 31.863262][ T320] [ 31.865448][ T320] CPU: 0 UID: 0 PID: 320 Comm: syz-executor Not tainted 6.14.0-rc2-syzkaller-00041-g4dc1d1bec898 #0 [ 31.865477][ T320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 31.865495][ T320] Call Trace: [ 31.865503][ T320] [ 31.865516][ T320] dump_stack_lvl+0x188/0x200 [ 31.865551][ T320] ? __pfx_dump_stack_lvl+0x10/0x10 [ 31.865578][ T320] ? vprintk+0x21/0x30 [ 31.865599][ T320] ? _printk+0xd5/0x120 [ 31.865630][ T320] ? binder_add_device+0x63/0xa0 [ 31.865653][ T320] print_report+0x163/0x550 [ 31.865680][ T320] ? __virt_addr_valid+0x2a8/0x380 [ 31.865699][ T320] ? binder_add_device+0x63/0xa0 [ 31.865721][ T320] ? kasan_complete_mode_report_info+0x75/0x210 [ 31.865757][ T320] ? binder_add_device+0x63/0xa0 [ 31.865779][ T320] kasan_report+0x14f/0x190 [ 31.865806][ T320] ? binder_add_device+0x63/0xa0 [ 31.865830][ T320] __asan_report_store8_noabort+0x1b/0x30 [ 31.865853][ T320] binder_add_device+0x63/0xa0 [ 31.865876][ T320] binderfs_binder_device_create+0x7e7/0x9e0 [ 31.865902][ T320] binderfs_fill_super+0x897/0xcb0 [ 31.865937][ T320] ? __pfx_binderfs_fill_super+0x10/0x10 [ 31.865965][ T320] ? shrinker_register+0x16a/0x230 [ 31.865995][ T320] ? sget_fc+0x908/0x9c0 [ 31.866015][ T320] ? __pfx_set_anon_super_fc+0x10/0x10 [ 31.866038][ T320] get_tree_nodev+0xbd/0x160 [ 31.866060][ T320] ? __pfx_binderfs_fill_super+0x10/0x10 [ 31.866082][ T320] binderfs_fs_context_get_tree+0x20/0x30 [ 31.866104][ T320] vfs_get_tree+0x90/0x2c0 [ 31.866131][ T320] do_new_mount+0x2be/0xb40 [ 31.866159][ T320] ? __pfx_do_new_mount+0x10/0x10 [ 31.866184][ T320] ? security_capable+0x88/0xa0 [ 31.866217][ T320] ? ns_capable+0x8e/0xf0 [ 31.866237][ T320] path_mount+0x680/0x1000 [ 31.866264][ T320] __se_sys_mount+0x2c5/0x3b0 [ 31.866292][ T320] ? __pfx___se_sys_mount+0x10/0x10 [ 31.866320][ T320] __x64_sys_mount+0xc3/0xe0 [ 31.866347][ T320] x64_sys_call+0x2ca2/0x2e00 [ 31.866376][ T320] do_syscall_64+0x54/0xf0 [ 31.866407][ T320] ? clear_bhb_loop+0x35/0x90 [ 31.866434][ T320] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 31.866469][ T320] RIP: 0033:0x7f5d6878e58a [ 31.866493][ T320] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 31.866511][ T320] RSP: 002b:00007f5d68acff68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 31.866542][ T320] RAX: ffffffffffffffda RBX: 00007f5d6880e663 RCX: 00007f5d6878e58a [ 31.866559][ T320] RDX: 00007f5d6881dda7 RSI: 00007f5d6880e663 RDI: 00007f5d6881dda7 [ 31.866574][ T320] RBP: 00007f5d6880e8ac R08: 0000000000000000 R09: 0000000000000100 [ 31.866587][ T320] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5d687eb1a8 [ 31.866601][ T320] R13: 00007f5d687eb180 R14: 0000000000000009 R15: 0000000000000000 [ 31.866619][ T320] [ 31.866627][ T320] [ 32.143056][ T320] Allocated by task 318: [ 32.147130][ T320] kasan_save_track+0x3f/0x80 [ 32.151643][ T320] kasan_save_alloc_info+0x3c/0x50 [ 32.156677][ T320] __kasan_kmalloc+0x9d/0xb0 [ 32.161297][ T320] __kmalloc_cache_noprof+0x17c/0x300 [ 32.166586][ T320] binderfs_binder_device_create+0x15b/0x9e0 [ 32.172403][ T320] binderfs_fill_super+0x897/0xcb0 [ 32.177356][ T320] get_tree_nodev+0xbd/0x160 [ 32.181773][ T320] binderfs_fs_context_get_tree+0x20/0x30 [ 32.187339][ T320] vfs_get_tree+0x90/0x2c0 [ 32.191595][ T320] do_new_mount+0x2be/0xb40 [ 32.195918][ T320] path_mount+0x680/0x1000 [ 32.200173][ T320] __se_sys_mount+0x2c5/0x3b0 [ 32.204695][ T320] __x64_sys_mount+0xc3/0xe0 [ 32.209122][ T320] x64_sys_call+0x2ca2/0x2e00 [ 32.213624][ T320] do_syscall_64+0x54/0xf0 [ 32.217874][ T320] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 32.223693][ T320] [ 32.225959][ T320] Freed by task 104252160: [ 32.230204][ T320] ------------[ cut here ]------------ [ 32.235508][ T320] pool index 100480 out of bounds (363) for stack id ffff8881 [ 32.242924][ T320] WARNING: CPU: 0 PID: 320 at lib/stackdepot.c:452 stack_depot_fetch+0x87/0xc0 [ 32.251699][ T320] Modules linked in: [ 32.255427][ T320] CPU: 0 UID: 0 PID: 320 Comm: syz-executor Not tainted 6.14.0-rc2-syzkaller-00041-g4dc1d1bec898 #0 [ 32.266010][ T320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 32.275932][ T320] RIP: 0010:stack_depot_fetch+0x87/0xc0 [ 32.281286][ T320] Code: 3f 00 00 83 7c 18 1c 00 74 44 48 01 d8 74 1d 48 8d 48 20 49 89 0f 44 8b 70 14 eb 1e 48 c7 c7 23 ad a6 86 89 d9 e8 19 de 7b fe <0f> 0b 48 c7 c7 a3 ac a6 86 e8 0b de 7b fe 0f 0b 44 89 f0 5b 41 5c [ 32.300816][ T320] RSP: 0018:ffffc900033d7760 EFLAGS: 00010046 [ 32.306732][ T320] RAX: d910df5a4de55c00 RBX: 00000000ffff8881 RCX: ffff88812abfd500 [ 32.314535][ T320] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 32.322436][ T320] RBP: ffffc900033d7780 R08: ffffffff816c2e52 R09: 1ffff1103edc5062 [ 32.330324][ T320] R10: ffffed103edc5063 R11: ffffed103edc5063 R12: ffffc900033d7840 [ 32.338141][ T320] R13: ffff88810332ef08 R14: 0000000000000000 R15: ffffc900033d7790 [ 32.346060][ T320] FS: 0000555579631500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 32.354825][ T320] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.361250][ T320] CR2: 00007f5d6881dda0 CR3: 0000000128a98000 CR4: 00000000003526b0 [ 32.369182][ T320] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 32.377497][ T320] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 32.385387][ T320] Call Trace: [ 32.388521][ T320] [ 32.391295][ T320] ? show_regs+0x5d/0x70 [ 32.395365][ T320] ? __warn+0x16a/0x3f0 [ 32.399358][ T320] ? stack_depot_fetch+0x87/0xc0 [ 32.404142][ T320] ? report_bug+0x4d9/0x750 [ 32.408472][ T320] ? stack_depot_fetch+0x87/0xc0 [ 32.413248][ T320] ? handle_bug+0x65/0x90 [ 32.417409][ T320] ? exc_invalid_op+0x1f/0x50 [ 32.421927][ T320] ? asm_exc_invalid_op+0x1f/0x30 [ 32.426797][ T320] ? __warn_printk+0x292/0x360 [ 32.431389][ T320] ? stack_depot_fetch+0x87/0xc0 [ 32.436161][ T320] ? binder_add_device+0x63/0xa0 [ 32.440943][ T320] stack_depot_print+0x2a/0x60 [ 32.445548][ T320] print_report+0x20b/0x550 [ 32.449872][ T320] ? __virt_addr_valid+0x2a8/0x380 [ 32.454904][ T320] ? binder_add_device+0x63/0xa0 [ 32.459683][ T320] ? kasan_complete_mode_report_info+0x75/0x210 [ 32.465752][ T320] ? binder_add_device+0x63/0xa0 [ 32.470529][ T320] kasan_report+0x14f/0x190 [ 32.474881][ T320] ? binder_add_device+0x63/0xa0 [ 32.479751][ T320] __asan_report_store8_noabort+0x1b/0x30 [ 32.485293][ T320] binder_add_device+0x63/0xa0 [ 32.489893][ T320] binderfs_binder_device_create+0x7e7/0x9e0 [ 32.495710][ T320] binderfs_fill_super+0x897/0xcb0 [ 32.500922][ T320] ? __pfx_binderfs_fill_super+0x10/0x10 [ 32.506607][ T320] ? shrinker_register+0x16a/0x230 [ 32.511639][ T320] ? sget_fc+0x908/0x9c0 [ 32.515718][ T320] ? __pfx_set_anon_super_fc+0x10/0x10 [ 32.521100][ T320] get_tree_nodev+0xbd/0x160 [ 32.525523][ T320] ? __pfx_binderfs_fill_super+0x10/0x10 [ 32.531081][ T320] binderfs_fs_context_get_tree+0x20/0x30 [ 32.536630][ T320] vfs_get_tree+0x90/0x2c0 [ 32.540887][ T320] do_new_mount+0x2be/0xb40 [ 32.545227][ T320] ? __pfx_do_new_mount+0x10/0x10 [ 32.550092][ T320] ? security_capable+0x88/0xa0 [ 32.554783][ T320] ? ns_capable+0x8e/0xf0 [ 32.558940][ T320] path_mount+0x680/0x1000 [ 32.563323][ T320] __se_sys_mount+0x2c5/0x3b0 [ 32.567838][ T320] ? __pfx___se_sys_mount+0x10/0x10 [ 32.573299][ T320] __x64_sys_mount+0xc3/0xe0 [ 32.577720][ T320] x64_sys_call+0x2ca2/0x2e00 [ 32.582231][ T320] do_syscall_64+0x54/0xf0 [ 32.586494][ T320] ? clear_bhb_loop+0x35/0x90 [ 32.590999][ T320] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 32.596724][ T320] RIP: 0033:0x7f5d6878e58a [ 32.601066][ T320] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 32.620594][ T320] RSP: 002b:00007f5d68acff68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 32.628840][ T320] RAX: ffffffffffffffda RBX: 00007f5d6880e663 RCX: 00007f5d6878e58a [ 32.636655][ T320] RDX: 00007f5d6881dda7 RSI: 00007f5d6880e663 RDI: 00007f5d6881dda7 [ 32.644460][ T320] RBP: 00007f5d6880e8ac R08: 0000000000000000 R09: 0000000000000100 [ 32.652275][ T320] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5d687eb1a8 [ 32.660083][ T320] R13: 00007f5d687eb180 R14: 0000000000000009 R15: 0000000000000000 [ 32.667902][ T320] [ 32.670795][ T320] ---[ end trace 0000000000000000 ]--- [ 32.676093][ T320] ------------[ cut here ]------------ [ 32.681347][ T320] corrupt handle or use after stack_depot_put() [ 32.681470][ T320] WARNING: CPU: 0 PID: 320 at lib/stackdepot.c:719 stack_depot_fetch+0x95/0xc0 [ 32.696386][ T320] Modules linked in: [ 32.700127][ T320] CPU: 0 UID: 0 PID: 320 Comm: syz-executor Tainted: G W 6.14.0-rc2-syzkaller-00041-g4dc1d1bec898 #0 [ 32.712268][ T320] Tainted: [W]=WARN [ 32.715910][ T320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 32.725806][ T320] RIP: 0010:stack_depot_fetch+0x95/0xc0 [ 32.731192][ T320] Code: 1d 48 8d 48 20 49 89 0f 44 8b 70 14 eb 1e 48 c7 c7 23 ad a6 86 89 d9 e8 19 de 7b fe 0f 0b 48 c7 c7 a3 ac a6 86 e8 0b de 7b fe <0f> 0b 44 89 f0 5b 41 5c 41 5e 41 5f 5d c3 cc cc cc cc 0f 0b eb de [ 32.750633][ T320] RSP: 0018:ffffc900033d7760 EFLAGS: 00010046 [ 32.756614][ T320] RAX: d910df5a4de55c00 RBX: 00000000ffff8881 RCX: ffff88812abfd500 [ 32.764515][ T320] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 32.772327][ T320] RBP: ffffc900033d7780 R08: ffffffff816c2e52 R09: 1ffff1103edc5062 [ 32.780395][ T320] R10: ffffed103edc5063 R11: ffffed103edc5063 R12: ffffc900033d7840 [ 32.788209][ T320] R13: ffff88810332ef08 R14: 0000000000000000 R15: ffffc900033d7790 [ 32.796041][ T320] FS: 0000555579631500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 32.804797][ T320] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.811204][ T320] CR2: 00007f5d6881dda0 CR3: 0000000128a98000 CR4: 00000000003526b0 [ 32.819127][ T320] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 32.826937][ T320] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 32.834744][ T320] Call Trace: [ 32.837864][ T320] [ 32.840645][ T320] ? show_regs+0x5d/0x70 [ 32.844826][ T320] ? __warn+0x16a/0x3f0 [ 32.848817][ T320] ? stack_depot_fetch+0x95/0xc0 [ 32.853592][ T320] ? report_bug+0x4d9/0x750 [ 32.857931][ T320] ? stack_depot_fetch+0x95/0xc0 [ 32.862708][ T320] ? handle_bug+0x65/0x90 [ 32.866873][ T320] ? exc_invalid_op+0x1f/0x50 [ 32.871502][ T320] ? asm_exc_invalid_op+0x1f/0x30 [ 32.876467][ T320] ? __warn_printk+0x292/0x360 [ 32.881054][ T320] ? stack_depot_fetch+0x95/0xc0 [ 32.885820][ T320] ? binder_add_device+0x63/0xa0 [ 32.890625][ T320] stack_depot_print+0x2a/0x60 [ 32.895382][ T320] print_report+0x20b/0x550 [ 32.899925][ T320] ? __virt_addr_valid+0x2a8/0x380 [ 32.904939][ T320] ? binder_add_device+0x63/0xa0 [ 32.909713][ T320] ? kasan_complete_mode_report_info+0x75/0x210 [ 32.915864][ T320] ? binder_add_device+0x63/0xa0 [ 32.920563][ T320] kasan_report+0x14f/0x190 [ 32.925151][ T320] ? binder_add_device+0x63/0xa0 [ 32.929854][ T320] __asan_report_store8_noabort+0x1b/0x30 [ 32.935415][ T320] binder_add_device+0x63/0xa0 [ 32.940012][ T320] binderfs_binder_device_create+0x7e7/0x9e0 [ 32.945821][ T320] binderfs_fill_super+0x897/0xcb0 [ 32.950770][ T320] ? __pfx_binderfs_fill_super+0x10/0x10 [ 32.956239][ T320] ? shrinker_register+0x16a/0x230 [ 32.961184][ T320] ? sget_fc+0x908/0x9c0 [ 32.965354][ T320] ? __pfx_set_anon_super_fc+0x10/0x10 [ 32.970644][ T320] get_tree_nodev+0xbd/0x160 [ 32.975070][ T320] ? __pfx_binderfs_fill_super+0x10/0x10 [ 32.980541][ T320] binderfs_fs_context_get_tree+0x20/0x30 [ 32.986090][ T320] vfs_get_tree+0x90/0x2c0 [ 32.990348][ T320] do_new_mount+0x2be/0xb40 [ 32.994717][ T320] ? __pfx_do_new_mount+0x10/0x10 [ 32.999549][ T320] ? security_capable+0x88/0xa0 [ 33.004237][ T320] ? ns_capable+0x8e/0xf0 [ 33.008503][ T320] path_mount+0x680/0x1000 [ 33.012750][ T320] __se_sys_mount+0x2c5/0x3b0 [ 33.017278][ T320] ? __pfx___se_sys_mount+0x10/0x10 [ 33.022301][ T320] __x64_sys_mount+0xc3/0xe0 [ 33.026730][ T320] x64_sys_call+0x2ca2/0x2e00 [ 33.031264][ T320] do_syscall_64+0x54/0xf0 [ 33.035573][ T320] ? clear_bhb_loop+0x35/0x90 [ 33.040090][ T320] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 33.045812][ T320] RIP: 0033:0x7f5d6878e58a [ 33.050068][ T320] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 33.069944][ T320] RSP: 002b:00007f5d68acff68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 33.078186][ T320] RAX: ffffffffffffffda RBX: 00007f5d6880e663 RCX: 00007f5d6878e58a [ 33.086001][ T320] RDX: 00007f5d6881dda7 RSI: 00007f5d6880e663 RDI: 00007f5d6881dda7 [ 33.093808][ T320] RBP: 00007f5d6880e8ac R08: 0000000000000000 R09: 0000000000000100 [ 33.101748][ T320] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5d687eb1a8 [ 33.109558][ T320] R13: 00007f5d687eb180 R14: 0000000000000009 R15: 0000000000000000 [ 33.117374][ T320] [ 33.120233][ T320] ---[ end trace 0000000000000000 ]--- [ 33.125529][ T320] [ 33.127817][ T320] The buggy address belongs to the object at ffff88810332ef00 [ 33.127817][ T320] which belongs to the cache kmalloc-192 of size 192 [ 33.141776][ T320] The buggy address is located 8 bytes inside of [ 33.141776][ T320] freed 192-byte region [ffff88810332ef00, ffff88810332efc0) [ 33.155599][ T320] [ 33.157766][ T320] The buggy address belongs to the physical page: [ 33.164023][ T320] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10332e [ 33.172700][ T320] flags: 0x4000000000000000(zone=1) [ 33.177728][ T320] page_type: f5(slab) [ 33.181554][ T320] raw: 4000000000000000 ffff8881000413c0 ffffea00040cce00 dead000000000002 [ 33.190057][ T320] raw: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 [ 33.198589][ T320] page dumped because: kasan: bad access detected [ 33.204933][ T320] page_owner tracks the page as allocated [ 33.210479][ T320] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x52c00(GFP_NOIO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 1, tgid 1 (swapper/0), ts 3233863897, free_ts 0 [ 33.227782][ T320] post_alloc_hook+0x1eb/0x210 [ 33.232414][ T320] get_page_from_freelist+0x482b/0x48c0 [ 33.237728][ T320] __alloc_frozen_pages_noprof+0x3e8/0x890 [ 33.243553][ T320] allocate_slab+0x76/0x430 [ 33.247883][ T320] ___slab_alloc+0x7e0/0xcf0 [ 33.252308][ T320] __slab_alloc+0x5d/0xb0 [ 33.256476][ T320] __kmalloc_noprof+0x221/0x420 [ 33.261165][ T320] usb_alloc_urb+0x41/0x140 [ 33.265504][ T320] usb_control_msg+0x189/0x4c0 [ 33.270102][ T320] usb_get_string+0xaa/0x3d0 [ 33.274625][ T320] usb_string_sub+0x7b/0x450 [ 33.279042][ T320] usb_string+0x386/0x690 [ 33.283214][ T320] usb_cache_string+0x82/0x100 [ 33.287893][ T320] usb_new_device+0x2ab/0x18a0 [ 33.292496][ T320] register_root_hub+0x22b/0x440 [ 33.297388][ T320] usb_add_hcd+0xccf/0x1200 [ 33.301949][ T320] page_owner free stack trace missing [ 33.307092][ T320] [ 33.309260][ T320] Memory state around the buggy address: [ 33.314835][ T320] ffff88810332ee00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 33.322805][ T320] ffff88810332ee80: 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 33.330699][ T320] >ffff88810332ef00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 33.338695][ T320] ^ [ 33.342863][ T320] ffff88810332ef80: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 33.350848][ T320] ffff88810332f000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 33.358747][ T320] ================================================================== [ 33.406116][ T320] Disabling lock debugging due to kernel taint [ 33.761975][ T350] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.769130][ T350] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.776025][ T350] bridge_slave_0: entered allmulticast mode [ 33.782635][ T350] bridge_slave_0: entered promiscuous mode [ 33.788985][ T350] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.795959][ T350] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.802927][ T350] bridge_slave_1: entered allmulticast mode [ 33.809109][ T350] bridge_slave_1: entered promiscuous mode [ 33.989129][ T350] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.996009][ T350] bridge0: port 2(bridge_slave_1) entered forwarding state [ 34.003429][ T350] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.010442][ T350] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.036387][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.044114][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.062100][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.068978][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.076535][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.083452][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/02/13 05:22:20 executed programs: 0 [ 34.112478][ T350] veth0_vlan: entered promiscuous mode [ 34.125742][ T350] veth1_macvtap: entered promiscuous mode [ 34.251885][ T370] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.258874][ T370] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.265745][ T370] bridge_slave_0: entered allmulticast mode [ 34.272266][ T370] bridge_slave_0: entered promiscuous mode [ 34.278632][ T370] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.285505][ T370] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.292607][ T370] bridge_slave_1: entered allmulticast mode [ 34.298808][ T370] bridge_slave_1: entered promiscuous mode [ 34.353948][ T370] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.360835][ T370] bridge0: port 2(bridge_slave_1) entered forwarding state [ 34.368017][ T370] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.374929][ T370] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.396843][ T44] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.404270][ T44] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.414021][ T330] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.420911][ T330] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.430121][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.436981][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 34.461254][ T370] veth0_vlan: entered promiscuous mode [ 34.473403][ T370] veth1_macvtap: entered promiscuous mode [ 34.604880][ T350] syz-executor (350) used greatest stack depth: 20880 bytes left syzkaller build log: go env (err=) GO111MODULE='auto' GOARCH='amd64' GOBIN='' GOCACHE='/syzkaller/.cache/go-build' GOENV='/syzkaller/.config/go/env' GOEXE='' GOEXPERIMENT='' GOFLAGS='' GOHOSTARCH='amd64' GOHOSTOS='linux' GOINSECURE='' GOMODCACHE='/syzkaller/jobs-2/linux/gopath/pkg/mod' GONOPROXY='' GONOSUMDB='' GOOS='linux' GOPATH='/syzkaller/jobs-2/linux/gopath' GOPRIVATE='' GOPROXY='https://proxy.golang.org,direct' GOROOT='/syzkaller/jobs-2/linux/gopath/pkg/mod/golang.org/toolchain@v0.0.1-go1.23.6.linux-amd64' GOSUMDB='sum.golang.org' GOTMPDIR='' GOTOOLCHAIN='auto' GOTOOLDIR='/syzkaller/jobs-2/linux/gopath/pkg/mod/golang.org/toolchain@v0.0.1-go1.23.6.linux-amd64/pkg/tool/linux_amd64' GOVCS='' GOVERSION='go1.23.6' GODEBUG='' GOTELEMETRY='local' GOTELEMETRYDIR='/syzkaller/.config/go/telemetry' GCCGO='gccgo' GOAMD64='v1' AR='ar' CC='gcc' CXX='g++' CGO_ENABLED='1' GOMOD='/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/go.mod' GOWORK='' CGO_CFLAGS='-O2 -g' CGO_CPPFLAGS='' CGO_CXXFLAGS='-O2 -g' CGO_FFLAGS='-O2 -g' CGO_LDFLAGS='-O2 -g' PKG_CONFIG='pkg-config' GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build1909942229=/tmp/go-build -gno-record-gcc-switches' git status (err=) HEAD detached at b27c240290 nothing to commit, working tree clean tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen make .descriptions tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env bin/syz-sysgen touch .descriptions GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=b27c24029033bbfb41289458ca671507a01cb784 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20250212-103747'" -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog mkdir -p ./bin/linux_amd64 g++ -o ./bin/linux_amd64/syz-executor executor/executor.cc \ -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -std=c++17 -I. -Iexecutor/_include -DGOOS_linux=1 -DGOARCH_amd64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"b27c24029033bbfb41289458ca671507a01cb784\" /usr/bin/ld: /tmp/cc0Tgdiz.o: in function `Connection::Connect(char const*, char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEPKcS1_]+0x104): warning: Using 'gethostbyname' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking