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ODEBUG: free active (active state 0) object: ffff88816df35490 object type: timer_list hint: rose_t0timer_expiry+0x0/0x350
WARNING: CPU: 1 PID: 7560 at lib/debugobjects.c:615 debug_print_object+0x16b/0x1e0
Modules linked in:
CPU: 1 UID: 0 PID: 7560 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:debug_print_object+0x16b/0x1e0
Code: 4c 89 ff e8 77 e4 92 fd 4d 8b 0f 48 c7 c7 80 0f bf 8b 48 8b 34 24 4c 89 ea 89 e9 4d 89 f0 41 54 e8 4a 4b f0 fc 48 83 c4 08 90 <0f> 0b 90 90 ff 05 57 36 ea 0a 48 83 c4 08 5b 41 5c 41 5d 41 5e 41
RSP: 0018:ffffc90000a08a00 EFLAGS: 00010296
RAX: 8e7f90a44e4cde00 RBX: dffffc0000000000 RCX: ffff8881112c9d00
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bba650 R12: ffffffff8a390400
R13: ffffffff8bbf1100 R14: ffff88816df35490 R15: ffffffff8b6cf600
FS:  000055555ef1a500(0000) GS:ffff8882a9f3e000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f35b45156c0 CR3: 000000010c11c000 CR4: 00000000000006f0
Call Trace:
 <IRQ>
 debug_check_no_obj_freed+0x3a2/0x470
 kfree+0x115/0x6d0
 rose_timer_expiry+0x4cb/0x600
 call_timer_fn+0x17e/0x5f0
 __run_timer_base+0x61a/0x860
 run_timer_softirq+0xb7/0x180
 handle_softirqs+0x286/0x870
 __irq_exit_rcu+0xca/0x1f0
 irq_exit_rcu+0x9/0x30
 sysvec_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:__sanitizer_cov_trace_pc+0x8/0x70
Code: 8b 3d a4 d1 d2 0b 48 89 de 5b e9 93 86 5a 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 04 24 <65> 48 8b 0c 25 08 20 6e 92 65 8b 15 a8 1b ae 10 81 e2 00 01 ff 00
RSP: 0018:ffffc900039c7340 EFLAGS: 00000246
RAX: ffffffff8230dc35 RBX: 0000000000000000 RCX: ffff8881112c9d00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffea0006f02640 R08: 0000000000000000 R09: ffffffff8230eaca
R10: dffffc0000000000 R11: fffff94000de04c9 R12: ffffea0006f02648
R13: 0000000000000008 R14: 1ffffd4000de04c9 R15: 0000000000000001
 page_table_check_set+0xc5/0x730
 copy_pmd_range+0x4b9b/0x7f00
 copy_page_range+0xc14/0x1270
 dup_mmap+0xf4c/0x1b10
 copy_mm+0x13c/0x4b0
 copy_process+0x1706/0x3c00
 kernel_clone+0x21e/0x840
 __x64_sys_clone+0x18b/0x1e0
 do_syscall_64+0xfa/0xfa0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f35b3785713
Code: 1f 84 00 00 00 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 89 c2 85 c0 75 2c 64 48 8b 04 25 10 00 00
RSP: 002b:00007fff38851408 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f35b3785713
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000001
R10: 000055555ef1a7d0 R11: 0000000000000246 R12: 0000000000000000
R13: 00000000000927c0 R14: 000000000007bcc4 R15: 00007fff388515a0
 </TASK>
