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+0x64/0xac drivers/android/binder.c:6932 Write of size 8 at addr ffff0000d168b808 by task syz-executor/6068 CPU: 1 UID: 0 PID: 6068 Comm: syz-executor Not tainted 6.13.0-syzkaller-09030-g6d61a53dd6f5 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call trace: show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (C) __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:378 [inline] print_report+0x178/0x518 mm/kasan/report.c:489 kasan_report+0xd8/0x138 mm/kasan/report.c:602 __asan_report_store8_noabort+0x20/0x2c mm/kasan/report_generic.c:386 hlist_add_head include/linux/list.h:1026 [inline] binder_add_device+0x64/0xac drivers/android/binder.c:6932 binderfs_binder_device_create+0x798/0x958 drivers/android/binderfs.c:210 binderfs_fill_super+0x7ac/0xc04 drivers/android/binderfs.c:729 vfs_get_super fs/super.c:1280 [inline] get_tree_nodev+0xb4/0x144 fs/super.c:1299 binderfs_fs_context_get_tree+0x28/0x38 drivers/android/binderfs.c:749 vfs_get_tree+0x90/0x28c fs/super.c:1814 do_new_mount+0x278/0x900 fs/namespace.c:3560 path_mount+0x590/0xe04 fs/namespace.c:3887 do_mount fs/namespace.c:3900 [inline] __do_sys_mount fs/namespace.c:4111 [inline] __se_sys_mount fs/namespace.c:4088 [inline] __arm64_sys_mount+0x4d8/0x5ac fs/namespace.c:4088 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 Allocated by task 6062: kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x40/0x78 mm/kasan/common.c:68 kasan_save_alloc_info+0x40/0x50 mm/kasan/generic.c:562 poison_kmalloc_redzone mm/kasan/common.c:377 [inline] __kasan_kmalloc+0xac/0xc4 mm/kasan/common.c:394 kasan_kmalloc include/linux/kasan.h:260 [inline] __kmalloc_cache_noprof+0x2cc/0x428 mm/slub.c:4325 kmalloc_noprof include/linux/slab.h:901 [inline] kzalloc_noprof include/linux/slab.h:1037 [inline] binderfs_binder_device_create+0x18c/0x958 drivers/android/binderfs.c:147 binderfs_fill_super+0x7ac/0xc04 drivers/android/binderfs.c:729 vfs_get_super fs/super.c:1280 [inline] get_tree_nodev+0xb4/0x144 fs/super.c:1299 binderfs_fs_context_get_tree+0x28/0x38 drivers/android/binderfs.c:749 vfs_get_tree+0x90/0x28c fs/super.c:1814 do_new_mount+0x278/0x900 fs/namespace.c:3560 path_mount+0x590/0xe04 fs/namespace.c:3887 do_mount fs/namespace.c:3900 [inline] __do_sys_mount fs/namespace.c:4111 [inline] __se_sys_mount fs/namespace.c:4088 [inline] __arm64_sys_mount+0x4d8/0x5ac fs/namespace.c:4088 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 Freed by task 6062: kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x40/0x78 mm/kasan/common.c:68 kasan_save_free_info+0x54/0x6c mm/kasan/generic.c:576 poison_slab_object mm/kasan/common.c:247 [inline] __kasan_slab_free+0x64/0x8c mm/kasan/common.c:264 kasan_slab_free include/linux/kasan.h:233 [inline] slab_free_hook mm/slub.c:2353 [inline] slab_free mm/slub.c:4609 [inline] kfree+0x180/0x478 mm/slub.c:4757 binderfs_evict_inode+0x160/0x220 drivers/android/binderfs.c:278 evict+0x444/0x978 fs/inode.c:796 iput_final fs/inode.c:1946 [inline] iput+0x740/0x8e8 fs/inode.c:1972 dentry_unlink_inode+0x3a0/0x4e0 fs/dcache.c:422 __dentry_kill+0x178/0x5e8 fs/dcache.c:625 shrink_kill+0xd4/0x2cc fs/dcache.c:1070 shrink_dentry_list+0x31c/0x768 fs/dcache.c:1097 shrink_dcache_parent+0xc4/0x374 do_one_tree+0x30/0xfc fs/dcache.c:1560 shrink_dcache_for_umount+0xd8/0x188 fs/dcache.c:1577 generic_shutdown_super+0x68/0x2bc fs/super.c:620 kill_anon_super fs/super.c:1237 [inline] kill_litter_super+0x74/0xb8 fs/super.c:1247 binderfs_kill_super+0x44/0x9c drivers/android/binderfs.c:791 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x34c/0x3dc fs/namespace.c:1413 __cleanup_mnt+0x20/0x30 fs/namespace.c:1420 task_work_run+0x230/0x2e0 kernel/task_work.c:227 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0x4e8/0x1acc kernel/exit.c:938 do_group_exit+0x194/0x22c kernel/exit.c:1087 get_signal+0x1418/0x1534 kernel/signal.c:3036 do_signal+0x22c/0x39e4 arch/arm64/kernel/signal.c:1658 do_notify_resume+0x74/0x1f4 arch/arm64/kernel/entry-common.c:148 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:169 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:178 [inline] el0_svc+0xac/0x168 arch/arm64/kernel/entry-common.c:745 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 The buggy address belongs to the object at ffff0000d168b800 which belongs to the cache kmalloc-512 of size 512 The buggy address is located 8 bytes inside of freed 512-byte region [ffff0000d168b800, ffff0000d168ba00) The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x111688 head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 anon flags: 0x5ffc00000000040(head|node=0|zone=2|lastcpupid=0x7ff) page_type: f5(slab) raw: 05ffc00000000040 ffff0000c0001c80 0000000000000000 dead000000000001 raw: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 head: 05ffc00000000040 ffff0000c0001c80 0000000000000000 dead000000000001 head: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 head: 05ffc00000000002 fffffdffc345a201 ffffffffffffffff 0000000000000000 head: 0000000000000004 0000000000000000 00000000ffffffff 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff0000d168b700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff0000d168b780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff0000d168b800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff0000d168b880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff0000d168b900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== Warning: Permanently added '10.128.10.21' (ED25519) to the list of known hosts. 1970/01/01 00:00:37 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:00:39 parsed 1 programs [ 41.903037][ T6051] cgroup: Unknown subsys name 'net' [ 42.209393][ T6051] cgroup: Unknown subsys name 'cpuset' [ 42.212522][ T6051] cgroup: Unknown subsys name 'rlimit' [ 42.213713][ T6051] cgroup: Unknown subsys name 'memory' [ 42.444045][ T6051] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 61.252112][ T6068] ================================================================== [ 61.253905][ T6068] BUG: KASAN: slab-use-after-free in binder_add_device+0x64/0xac [ 61.255364][ T6068] Write of size 8 at addr ffff0000d168b808 by task syz-executor/6068 [ 61.256982][ T6068] [ 61.257509][ T6068] CPU: 1 UID: 0 PID: 6068 Comm: syz-executor Not tainted 6.13.0-syzkaller-09030-g6d61a53dd6f5 #0 [ 61.257523][ T6068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 61.257530][ T6068] Call trace: [ 61.257533][ T6068] show_stack+0x2c/0x3c (C) [ 61.257550][ T6068] dump_stack_lvl+0xe4/0x150 [ 61.257562][ T6068] print_report+0x178/0x518 [ 61.257573][ T6068] kasan_report+0xd8/0x138 [ 61.257582][ T6068] __asan_report_store8_noabort+0x20/0x2c [ 61.257594][ T6068] binder_add_device+0x64/0xac [ 61.257607][ T6068] binderfs_binder_device_create+0x798/0x958 [ 61.257621][ T6068] binderfs_fill_super+0x7ac/0xc04 [ 61.257633][ T6068] get_tree_nodev+0xb4/0x144 [ 61.257644][ T6068] binderfs_fs_context_get_tree+0x28/0x38 [ 61.257657][ T6068] vfs_get_tree+0x90/0x28c [ 61.257667][ T6068] do_new_mount+0x278/0x900 [ 61.257677][ T6068] path_mount+0x590/0xe04 [ 61.257687][ T6068] __arm64_sys_mount+0x4d8/0x5ac [ 61.257697][ T6068] invoke_syscall+0x98/0x2b8 [ 61.257709][ T6068] el0_svc_common+0x130/0x23c [ 61.257720][ T6068] do_el0_svc+0x48/0x58 [ 61.257730][ T6068] el0_svc+0x54/0x168 [ 61.257743][ T6068] el0t_64_sync_handler+0x84/0x108 [ 61.257755][ T6068] el0t_64_sync+0x198/0x19c [ 61.257766][ T6068] [ 61.282142][ T6068] Allocated by task 6062: [ 61.283155][ T6068] kasan_save_track+0x40/0x78 [ 61.284182][ T6068] kasan_save_alloc_info+0x40/0x50 [ 61.285295][ T6068] __kasan_kmalloc+0xac/0xc4 [ 61.286237][ T6068] __kmalloc_cache_noprof+0x2cc/0x428 [ 61.287347][ T6068] binderfs_binder_device_create+0x18c/0x958 [ 61.288605][ T6068] binderfs_fill_super+0x7ac/0xc04 [ 61.289649][ T6068] get_tree_nodev+0xb4/0x144 [ 61.290587][ T6068] binderfs_fs_context_get_tree+0x28/0x38 [ 61.291802][ T6068] vfs_get_tree+0x90/0x28c [ 61.292686][ T6068] do_new_mount+0x278/0x900 [ 61.293628][ T6068] path_mount+0x590/0xe04 [ 61.294509][ T6068] __arm64_sys_mount+0x4d8/0x5ac [ 61.295484][ T6068] invoke_syscall+0x98/0x2b8 [ 61.296385][ T6068] el0_svc_common+0x130/0x23c [ 61.297400][ T6068] do_el0_svc+0x48/0x58 [ 61.298223][ T6068] el0_svc+0x54/0x168 [ 61.299011][ T6068] el0t_64_sync_handler+0x84/0x108 [ 61.300059][ T6068] el0t_64_sync+0x198/0x19c [ 61.300969][ T6068] [ 61.301436][ T6068] Freed by task 6062: [ 61.302297][ T6068] kasan_save_track+0x40/0x78 [ 61.303211][ T6068] kasan_save_free_info+0x54/0x6c [ 61.304221][ T6068] __kasan_slab_free+0x64/0x8c [ 61.305239][ T6068] kfree+0x180/0x478 [ 61.305991][ T6068] binderfs_evict_inode+0x160/0x220 [ 61.307060][ T6068] evict+0x444/0x978 [ 61.307872][ T6068] iput+0x740/0x8e8 [ 61.308661][ T6068] dentry_unlink_inode+0x3a0/0x4e0 [ 61.309686][ T6068] __dentry_kill+0x178/0x5e8 [ 61.310605][ T6068] shrink_kill+0xd4/0x2cc [ 61.311526][ T6068] shrink_dentry_list+0x31c/0x768 [ 61.312568][ T6068] shrink_dcache_parent+0xc4/0x374 [ 61.313587][ T6068] do_one_tree+0x30/0xfc [ 61.314413][ T6068] shrink_dcache_for_umount+0xd8/0x188 [ 61.315561][ T6068] generic_shutdown_super+0x68/0x2bc [ 61.316737][ T6068] kill_litter_super+0x74/0xb8 [ 61.317701][ T6068] binderfs_kill_super+0x44/0x9c [ 61.318698][ T6068] deactivate_locked_super+0xc4/0x12c [ 61.319832][ T6068] deactivate_super+0xe0/0x100 [ 61.320837][ T6068] cleanup_mnt+0x34c/0x3dc [ 61.321778][ T6068] __cleanup_mnt+0x20/0x30 [ 61.322753][ T6068] task_work_run+0x230/0x2e0 [ 61.323772][ T6068] do_exit+0x4e8/0x1acc [ 61.324710][ T6068] do_group_exit+0x194/0x22c [ 61.325684][ T6068] get_signal+0x1418/0x1534 [ 61.326668][ T6068] do_signal+0x22c/0x39e4 [ 61.327603][ T6068] do_notify_resume+0x74/0x1f4 [ 61.328672][ T6068] el0_svc+0xac/0x168 [ 61.329478][ T6068] el0t_64_sync_handler+0x84/0x108 [ 61.330568][ T6068] el0t_64_sync+0x198/0x19c [ 61.331505][ T6068] [ 61.331971][ T6068] The buggy address belongs to the object at ffff0000d168b800 [ 61.331971][ T6068] which belongs to the cache kmalloc-512 of size 512 [ 61.334782][ T6068] The buggy address is located 8 bytes inside of [ 61.334782][ T6068] freed 512-byte region [ffff0000d168b800, ffff0000d168ba00) [ 61.337583][ T6068] [ 61.338039][ T6068] The buggy address belongs to the physical page: [ 61.339375][ T6068] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x111688 [ 61.341087][ T6068] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 61.342935][ T6068] anon flags: 0x5ffc00000000040(head|node=0|zone=2|lastcpupid=0x7ff) [ 61.344540][ T6068] page_type: f5(slab) [ 61.345416][ T6068] raw: 05ffc00000000040 ffff0000c0001c80 0000000000000000 dead000000000001 [ 61.347191][ T6068] raw: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 [ 61.348962][ T6068] head: 05ffc00000000040 ffff0000c0001c80 0000000000000000 dead000000000001 [ 61.350669][ T6068] head: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 [ 61.352466][ T6068] head: 05ffc00000000002 fffffdffc345a201 ffffffffffffffff 0000000000000000 [ 61.354205][ T6068] head: 0000000000000004 0000000000000000 00000000ffffffff 0000000000000000 [ 61.355957][ T6068] page dumped because: kasan: bad access detected [ 61.357229][ T6068] [ 61.357724][ T6068] Memory state around the buggy address: [ 61.358823][ T6068] ffff0000d168b700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 61.360518][ T6068] ffff0000d168b780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 61.362148][ T6068] >ffff0000d168b800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 61.363784][ T6068] ^ [ 61.364755][ T6068] ffff0000d168b880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 61.366358][ T6068] ffff0000d168b900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 61.367974][ T6068] ================================================================== [ 61.371445][ T6068] Disabling lock debugging due to kernel taint [ 61.509260][ T6078] chnl_net:caif_netlink_parms(): no params data found [ 61.545599][ T6078] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.547097][ T6078] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.549293][ T6078] bridge_slave_0: entered allmulticast mode [ 61.550848][ T6078] bridge_slave_0: entered promiscuous mode [ 61.553090][ T6078] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.554651][ T6078] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.556192][ T6078] bridge_slave_1: entered allmulticast mode [ 61.557914][ T6078] bridge_slave_1: entered promiscuous mode [ 61.565009][ T6078] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.568069][ T6078] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.574821][ T6078] team0: Port device team_slave_0 added [ 61.576687][ T6078] team0: Port device team_slave_1 added [ 61.585255][ T6078] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 61.586742][ T6078] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 61.592528][ T6078] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 61.595364][ T6078] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 61.596900][ T6078] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 61.602408][ T6078] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 61.612341][ T6078] hsr_slave_0: entered promiscuous mode [ 61.613787][ T6078] hsr_slave_1: entered promiscuous mode [ 61.753025][ T6078] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 61.755625][ T6078] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 61.758446][ T6078] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 61.760890][ T6078] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 61.768622][ T6078] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.770116][ T6078] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.771802][ T6078] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.773347][ T6078] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.789363][ T6078] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.793489][ T4342] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.795508][ T4342] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.802208][ T6078] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.805755][ T4229] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.807221][ T4229] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.811571][ T4229] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.813045][ T4229] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.858311][ T6078] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.872349][ T6078] veth0_vlan: entered promiscuous mode [ 61.875281][ T6078] veth1_vlan: entered promiscuous mode [ 61.882939][ T6078] veth0_macvtap: entered promiscuous mode [ 61.885249][ T6078] veth1_macvtap: entered promiscuous mode [ 61.891239][ T6078] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 61.894831][ T6078] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 61.897686][ T6078] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.899705][ T6078] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.901532][ T6078] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.903354][ T6078] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.278753][ T4342] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 62.384931][ T5622] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 62.386606][ T5622] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 62.388620][ T4342] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 62.391080][ T5622] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 62.392918][ T5622] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 62.394595][ T5622] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 62.396252][ T5622] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 62.478518][ T4342] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 62.548238][ T4342] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.033869][ T4531] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.035503][ T4531] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.043276][ T4531] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.044917][ T4531] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 1970/01/01 00:01:03 executed programs: 0 [ 63.309405][ T5622] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 63.312446][ T5622] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 63.314168][ T5622] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 63.315998][ T5622] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 63.318065][ T5622] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 63.319652][ T5622] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 63.365829][ T6150] chnl_net:caif_netlink_parms(): no params data found [ 63.382518][ T6150] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.383952][ T6150] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.385600][ T6150] bridge_slave_0: entered allmulticast mode [ 63.387070][ T6150] bridge_slave_0: entered promiscuous mode [ 63.389241][ T6150] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.390843][ T6150] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.392351][ T6150] bridge_slave_1: entered allmulticast mode [ 63.393930][ T6150] bridge_slave_1: entered promiscuous mode [ 63.401294][ T6150] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.404085][ T6150] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.411503][ T6150] team0: Port device team_slave_0 added [ 63.413682][ T6150] team0: Port device team_slave_1 added [ 63.421155][ T6150] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.422612][ T6150] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.427994][ T6150] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.430625][ T6150] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.431998][ T6150] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.437307][ T6150] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.447776][ T6150] hsr_slave_0: entered promiscuous mode [ 63.449327][ T6150] hsr_slave_1: entered promiscuous mode [ 63.450771][ T6150] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.452290][ T6150] Cannot create hsr debugfs directory [ 64.497857][ T2181] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.499158][ T2181] ieee802154 phy1 wpan1: encryption failed: -22 [ 65.377436][ T5622] Bluetooth: hci0: command tx timeout [ 65.381339][ T4342] bridge_slave_1: left allmulticast mode [ 65.382634][ T4342] bridge_slave_1: left promiscuous mode [ 65.383876][ T4342] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.386251][ T4342] bridge_slave_0: left allmulticast mode [ 65.387549][ T4342] bridge_slave_0: left promiscuous mode [ 65.388804][ T4342] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.868719][ T4342] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 66.909173][ T4342] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 66.968413][ T4342] bond0 (unregistering): Released all slaves [ 67.034645][ T4342] hsr_slave_0: left promiscuous mode [ 67.036058][ T4342] hsr_slave_1: left promiscuous mode [ 67.037546][ T4342] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 67.039149][ T4342] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 67.041281][ T4342] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 67.042861][ T4342] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 67.046222][ T4342] veth1_macvtap: left promiscuous mode [ 67.047666][ T4342] veth0_macvtap: left promiscuous mode [ 67.048819][ T4342] veth1_vlan: left promiscuous mode [ 67.049927][ T4342] veth0_vlan: left promiscuous mode [ 67.457483][ T5622] Bluetooth: hci0: command tx timeout [ 68.798063][ T4342] team0 (unregistering): Port device team_slave_1 removed [ 68.998062][ T4342] team0 (unregistering): Port device team_slave_0 removed [ 69.537478][ T5622] Bluetooth: hci0: command tx timeout [ 69.617772][ T1509] cfg80211: failed to load regulatory.db 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='/usr/local/go' GOSUMDB='sum.golang.org' GOTMPDIR='' GOTOOLCHAIN='auto' GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64' GOVCS='' GOVERSION='go1.22.7' 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-build2829483867=/tmp/go-build -gno-record-gcc-switches' git status (err=) HEAD detached at 180708967e 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=arm64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=180708967e9f2cb26bc15973d46e3cd9cf3d2d80 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20250127-100521'" -o ./bin/linux_arm64/syz-execprog github.com/google/syzkaller/tools/syz-execprog mkdir -p ./bin/linux_arm64 aarch64-linux-gnu-g++ -o ./bin/linux_arm64/syz-executor executor/executor.cc \ -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_arm64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"180708967e9f2cb26bc15973d46e3cd9cf3d2d80\" /usr/lib/gcc-cross/aarch64-linux-gnu/12/../../../../aarch64-linux-gnu/bin/ld: /tmp/cct5DoM8.o: in function `Connection::Connect(char const*, char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEPKcS1_]+0xd8): warning: Using 'gethostbyname' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking