------------[ cut here ]------------ ODEBUG: free active (active state 0) object type: hrtimer hint: isotp_rx_timer_handler+0x0/0x170 include/linux/list.h:71 WARNING: CPU: 1 PID: 10781 at lib/debugobjects.c:505 debug_print_object+0x16e/0x250 lib/debugobjects.c:505 Modules linked in: CPU: 1 PID: 10781 Comm: syz-executor.5 Not tainted 5.13.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:debug_print_object+0x16e/0x250 lib/debugobjects.c:505 Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd a0 f8 c2 89 4c 89 ee 48 c7 c7 a0 ec c2 89 e8 4d e9 01 05 <0f> 0b 83 05 05 17 f6 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 RSP: 0018:ffffc90000dc0c58 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 RDX: ffff888013ff0000 RSI: ffffffff815ce3a5 RDI: fffff520001b817d RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff815c820e R11: 0000000000000000 R12: ffffffff896da7c0 R13: ffffffff89c2f2e0 R14: ffffffff816488b0 R15: dffffc0000000000 FS: 00007f5a8869a700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2e821000 CR3: 00000000216d7000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __debug_check_no_obj_freed lib/debugobjects.c:987 [inline] debug_check_no_obj_freed+0x301/0x420 lib/debugobjects.c:1018 free_pages_prepare mm/page_alloc.c:1303 [inline] __free_pages_ok+0x254/0xce0 mm/page_alloc.c:1572 sk_prot_free net/core/sock.c:1747 [inline] __sk_destruct+0x6c6/0x900 net/core/sock.c:1832 sk_destruct+0xbd/0xe0 net/core/sock.c:1847 __sk_free+0xef/0x3d0 net/core/sock.c:1858 sk_free+0x78/0xa0 net/core/sock.c:1869 sock_put include/net/sock.h:1813 [inline] can_rx_delete_receiver+0xbd/0xf0 net/can/af_can.c:497 rcu_do_batch kernel/rcu/tree.c:2558 [inline] rcu_core+0x7ab/0x13b0 kernel/rcu/tree.c:2793 __do_softirq+0x29b/0x9f6 kernel/softirq.c:559 invoke_softirq kernel/softirq.c:433 [inline] __irq_exit_rcu+0x136/0x200 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1100 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:647 RIP: 0010:debug_lockdep_rcu_enabled+0x1d/0x30 kernel/rcu/update.c:280 Code: cc cc cc cc cc cc cc cc cc cc cc cc cc 8b 05 16 8d b2 04 85 c0 74 21 8b 05 cc be b2 04 85 c0 74 17 65 48 8b 04 25 00 f0 01 00 <8b> 80 f4 09 00 00 85 c0 0f 94 c0 0f b6 c0 c3 cc cc cc cc 55 53 48 RSP: 0018:ffffc9001847fd20 EFLAGS: 00000202 RAX: ffff888013ff0000 RBX: ffff8880b9d36100 RCX: 1ffffffff20eece4 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 RBP: ffff8880b9d35640 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: ffff888026bcb8ec R12: ffff888026bcb880 R13: 0000000000000000 R14: ffff8880b9d35658 R15: ffff888026bcc198 rcu_sync_is_idle include/linux/rcu_sync.h:34 [inline] percpu_up_read include/linux/percpu-rwsem.h:105 [inline] cpuset_read_unlock+0x26/0x120 kernel/cgroup/cpuset.c:345 __sched_setscheduler.constprop.0+0xfa3/0x2560 kernel/sched/core.c:6330 _sched_setscheduler kernel/sched/core.c:6363 [inline] sched_setscheduler kernel/sched/core.c:6380 [inline] do_sched_setscheduler+0x1ba/0x350 kernel/sched/core.c:6477 __do_sys_sched_setscheduler kernel/sched/core.c:6542 [inline] __se_sys_sched_setscheduler kernel/sched/core.c:6537 [inline] __x64_sys_sched_setscheduler+0x73/0xb0 kernel/sched/core.c:6537 do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4665d9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f5a8869a188 EFLAGS: 00000246 ORIG_RAX: 0000000000000090 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 RDX: 0000000020000380 RSI: 0000000000000005 RDI: 000000000000004d RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 0000000000a9fb1f R14: 00007f5a8869a300 R15: 0000000000022000