program: setsockopt$EBT_SO_SET_ENTRIES(0xffffffffffffffff, 0x0, 0x80, &(0x7f0000000180)=@broute={'broute\x00', 0x20, 0x3, 0x90, [0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000003c0], 0x0, 0x0, &(0x7f00000003c0)=[{0x0, '\x00', 0x0, 0xfffffffffffffffe}, {0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x1, 0xffffffffffffffff}]}, 0x108) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0) sendmsg$unix(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000002480)=[{0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x9, &(0x7f0000000040)}, 0x0) sendmsg$NL80211_CMD_START_AP(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000005c0)={0x1c, 0x0, 0x5, 0x0, 0x25dfdbfc, {{}, {@val={0x8}, @void}}}, 0x1c}}, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000040)={0xa, 0x0, 0x0, @dev}, 0x1c) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='nfs4\x00', 0x0, &(0x7f00000001c0)='\x01') r0 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f0000000040)=0x9, 0x4) bind$inet6(r0, &(0x7f0000f65000)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) r1 = syz_open_dev$tty1(0xc, 0x4, 0x1) r2 = dup(r1) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000180)={0x11, 0x5, &(0x7f0000000280)=ANY=[@ANYBLOB="1801000021000000000000004cc311ec8500000075000000a70000000800000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000540)={&(0x7f0000000000)='kfree\x00', r3}, 0x10) write$UHID_INPUT(r2, &(0x7f0000001980)={0x9, {"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", 0x1011}}, 0x1006) sendto$inet6(r0, 0x0, 0x0, 0xfffffefffbfbbfbe, &(0x7f0000000100)={0xa, 0x4e20, 0x0, @empty}, 0x1c) getsockopt$inet6_buf(r0, 0x29, 0x6, 0x0, &(0x7f0000000080)) [ 89.463486][ T4669] Bluetooth: hci0: command tx timeout [ 89.638456][ T5194] ================================================================== [ 89.642837][ T5194] BUG: KASAN: slab-use-after-free in bpf_trace_run2+0x2c4/0x840 [ 89.646345][ T5194] Read of size 8 at addr ffff88803837ef80 by task dhcpcd/5194 [ 89.649633][ T5194] [ 89.650724][ T5194] CPU: 0 UID: 101 PID: 5194 Comm: dhcpcd Not tainted syzkaller #0 PREEMPT(full) [ 89.650735][ T5194] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 89.650739][ T5194] Call Trace: [ 89.650761][ T5194] [ 89.650766][ T5194] dump_stack_lvl+0xe8/0x150 [ 89.650794][ T5194] print_report+0xba/0x230 [ 89.650807][ T5194] ? bpf_trace_run2+0x2c4/0x840 [ 89.650821][ T5194] kasan_report+0x117/0x150 [ 89.650832][ T5194] ? bpf_trace_run2+0x2c4/0x840 [ 89.650845][ T5194] bpf_trace_run2+0x2c4/0x840 [ 89.650859][ T5194] ? __queue_work+0x1a1/0x1020 [ 89.650872][ T5194] ? bpf_trace_run2+0x1c9/0x840 [ 89.650884][ T5194] ? __pfx_bpf_trace_run2+0x10/0x10 [ 89.650897][ T5194] ? seccomp_filter_release+0x22b/0x2d0 [ 89.650909][ T5194] ? seccomp_filter_release+0x22b/0x2d0 [ 89.650918][ T5194] ? seccomp_filter_release+0x22b/0x2d0 [ 89.650927][ T5194] kfree+0x5b2/0x630 [ 89.650940][ T5194] ? queue_work_on+0x159/0x1d0 [ 89.650954][ T5194] seccomp_filter_release+0x22b/0x2d0 [ 89.650965][ T5194] do_exit+0x3b0/0x23c0 [ 89.650975][ T5194] ? fput_close_sync+0x11f/0x240 [ 89.650988][ T5194] ? __x64_sys_close+0x7e/0x110 [ 89.651000][ T5194] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 89.651012][ T5194] ? __pfx_do_exit+0x10/0x10 [ 89.651021][ T5194] ? do_raw_spin_lock+0x12b/0x2f0 [ 89.651033][ T5194] do_group_exit+0x21b/0x2d0 [ 89.651050][ T5194] ? _raw_spin_unlock_irq+0x23/0x50 [ 89.651127][ T5194] get_signal+0x1284/0x1330 [ 89.651143][ T5194] arch_do_signal_or_restart+0xbc/0x830 [ 89.651156][ T5194] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 89.651173][ T5194] ? kmem_cache_free+0x439/0x630 [ 89.651183][ T5194] ? fput_close_sync+0x11f/0x240 [ 89.651195][ T5194] exit_to_user_mode_loop+0x86/0x480 [ 89.651207][ T5194] ? rcu_is_watching+0x15/0xb0 [ 89.651222][ T5194] do_syscall_64+0x32d/0xf80 [ 89.651233][ T5194] ? trace_irq_disable+0x3b/0x150 [ 89.651248][ T5194] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 89.651257][ T5194] ? clear_bhb_loop+0x40/0x90 [ 89.651268][ T5194] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 89.651278][ T5194] RIP: 0033:0x7f4e99dc1407 [ 89.651290][ T5194] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 89.651299][ T5194] RSP: 002b:00007ffcb55831d0 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 89.651311][ T5194] RAX: 0000000000000000 RBX: 00007f4e99d37780 RCX: 00007f4e99dc1407 [ 89.651318][ T5194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 89.651324][ T5194] RBP: 00007ffcb5593470 R08: 0000000000000000 R09: 0000000000000000 [ 89.651329][ T5194] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcb5593470 [ 89.651336][ T5194] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 89.651346][ T5194] [ 89.651349][ T5194] [ 89.787406][ T5194] Allocated by task 5332: [ 89.789192][ T5194] kasan_save_track+0x3e/0x80 [ 89.791450][ T5194] __kasan_kmalloc+0x93/0xb0 [ 89.794330][ T5194] __kmalloc_cache_noprof+0x31c/0x660 [ 89.797261][ T5194] bpf_raw_tp_link_attach+0x278/0x700 [ 89.799695][ T5194] bpf_raw_tracepoint_open+0x1b2/0x220 [ 89.802571][ T5194] __sys_bpf+0x846/0x950 [ 89.804492][ T5194] __x64_sys_bpf+0x7c/0x90 [ 89.806500][ T5194] do_syscall_64+0x14d/0xf80 [ 89.808592][ T5194] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 89.811311][ T5194] [ 89.812549][ T5194] Freed by task 15: [ 89.814687][ T5194] kasan_save_track+0x3e/0x80 [ 89.817280][ T5194] kasan_save_free_info+0x46/0x50 [ 89.819950][ T5194] __kasan_slab_free+0x5c/0x80 [ 89.822102][ T5194] kfree+0x1c1/0x630 [ 89.823894][ T5194] rcu_core+0x7cd/0x1070 [ 89.825698][ T5194] handle_softirqs+0x22a/0x870 [ 89.827761][ T5194] run_ksoftirqd+0x36/0x60 [ 89.829823][ T5194] smpboot_thread_fn+0x541/0xa50 [ 89.832652][ T5194] kthread+0x388/0x470 [ 89.834846][ T5194] ret_from_fork+0x51e/0xb90 [ 89.837279][ T5194] ret_from_fork_asm+0x1a/0x30 [ 89.839380][ T5194] [ 89.840572][ T5194] Last potentially related work creation: [ 89.842979][ T5194] kasan_save_stack+0x3e/0x60 [ 89.845107][ T5194] kasan_record_aux_stack+0xbd/0xd0 [ 89.847446][ T5194] call_rcu+0xee/0x890 [ 89.849314][ T5194] bpf_link_release+0x6b/0x80 [ 89.851650][ T5194] __fput+0x44f/0xa70 [ 89.854097][ T5194] task_work_run+0x1d9/0x270 [ 89.856786][ T5194] exit_to_user_mode_loop+0xed/0x480 [ 89.859121][ T5194] do_syscall_64+0x32d/0xf80 [ 89.861148][ T5194] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 89.863775][ T5194] [ 89.864752][ T5194] The buggy address belongs to the object at ffff88803837ef00 [ 89.864752][ T5194] which belongs to the cache kmalloc-192 of size 192 [ 89.871358][ T5194] The buggy address is located 128 bytes inside of [ 89.871358][ T5194] freed 192-byte region [ffff88803837ef00, ffff88803837efc0) [ 89.878636][ T5194] [ 89.879721][ T5194] The buggy address belongs to the physical page: [ 89.882508][ T5194] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x3837e [ 89.886445][ T5194] flags: 0x4fff00000000000(node=1|zone=1|lastcpupid=0x7ff) [ 89.890280][ T5194] page_type: f5(slab) [ 89.892355][ T5194] raw: 04fff00000000000 ffff88801ac413c0 dead000000000100 dead000000000122 [ 89.896288][ T5194] raw: 0000000000000000 0000000800100010 00000000f5000000 0000000000000000 [ 89.900114][ T5194] page dumped because: kasan: bad access detected [ 89.903467][ T5194] page_owner tracks the page as allocated [ 89.907076][ T5194] page last allocated via order 0, migratetype Unmovable, gfp_mask 0xd2c00(GFP_NOIO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, tgid 1 (swapper/0), ts 16385559924, free_ts 16384334724 [ 89.915545][ T5194] post_alloc_hook+0x231/0x280 [ 89.917743][ T5194] get_page_from_freelist+0x24dc/0x2580 [ 89.920726][ T5194] __alloc_frozen_pages_noprof+0x18d/0x380 [ 89.923691][ T5194] allocate_slab+0x77/0x660 [ 89.926076][ T5194] refill_objects+0x331/0x3c0 [ 89.928279][ T5194] __pcs_replace_empty_main+0x2e6/0x730 [ 89.930861][ T5194] __kmalloc_noprof+0x474/0x760 [ 89.932844][ T5194] usb_alloc_urb+0x46/0x150 [ 89.934941][ T5194] usb_control_msg+0x118/0x3e0 [ 89.937926][ T5194] hub_suspend+0x775/0x9b0 [ 89.940980][ T5194] usb_suspend_both+0x31f/0x1310 [ 89.943239][ T5194] usb_runtime_suspend+0x58/0x110 [ 89.945373][ T5194] __rpm_callback+0x2d9/0x940 [ 89.947306][ T5194] rpm_suspend+0x874/0x1750 [ 89.949289][ T5194] __pm_runtime_suspend+0x12f/0x1a0 [ 89.951604][ T5194] usb_new_device+0xb46/0x16f0 [ 89.953866][ T5194] page last free pid 12 tgid 12 stack trace: [ 89.956940][ T5194] __free_frozen_pages+0xc2b/0xdb0 [ 89.959514][ T5194] __kasan_populate_vmalloc+0x137/0x1d0 [ 89.962131][ T5194] alloc_vmap_area+0xd73/0x14b0 [ 89.964725][ T5194] __get_vm_area_node+0x1f8/0x300 [ 89.967667][ T5194] __vmalloc_node_range_noprof+0x372/0x1730 [ 89.970943][ T5194] __vmalloc_node_noprof+0xc2/0x100 [ 89.973687][ T5194] dup_task_struct+0x275/0x9a0 [ 89.976274][ T5194] copy_process+0x508/0x3cd0 [ 89.978382][ T5194] kernel_clone+0x248/0x8e0 [ 89.980378][ T5194] user_mode_thread+0x110/0x180 [ 89.982421][ T5194] call_usermodehelper_exec_work+0x5c/0x230 [ 89.984683][ T5194] process_scheduled_works+0xb6e/0x18c0 [ 89.987267][ T5194] worker_thread+0xa53/0xfc0 [ 89.989312][ T5194] kthread+0x388/0x470 [ 89.991413][ T5194] ret_from_fork+0x51e/0xb90 [ 89.993869][ T5194] ret_from_fork_asm+0x1a/0x30 [ 89.996553][ T5194] [ 89.997705][ T5194] Memory state around the buggy address: [ 90.000406][ T5194] ffff88803837ee80: 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc [ 90.004347][ T5194] ffff88803837ef00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 90.008578][ T5194] >ffff88803837ef80: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 90.012270][ T5194] ^ [ 90.014164][ T5194] ffff88803837f000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 90.018424][ T5194] ffff88803837f080: 00 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc [ 90.022276][ T5194] ==================================================================