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ODEBUG: free active (active state 0) object: ffff88810f2eac90 object type: timer_list hint: rose_t0timer_expiry+0x0/0x350
WARNING: CPU: 0 PID: 28020 at lib/debugobjects.c:615 debug_print_object+0x16b/0x1e0
Modules linked in:
CPU: 0 UID: 0 PID: 28020 Comm: modprobe 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 c7 d1 52 fd 4d 8b 0f 48 c7 c7 a0 41 e3 8b 48 8b 34 24 4c 89 ea 89 e9 4d 89 f0 41 54 e8 aa ff b2 fc 48 83 c4 08 90 <0f> 0b 90 90 ff 05 d7 70 d3 0a 48 83 c4 08 5b 41 5c 41 5d 41 5e 41
RSP: 0018:ffffc90000007a10 EFLAGS: 00010292
RAX: 1d673d39acecb800 RBX: dffffc0000000000 RCX: ffff888106318000
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfa1ec R12: ffffffff8a6d2b30
R13: ffffffff8be34320 R14: ffff88810f2eac90 R15: ffffffff8b8cdfa0
FS:  0000000000000000(0000) GS:ffff8880b8616000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0648463270 CR3: 000000003d01e000 CR4: 00000000000006f0
Call Trace:
 <IRQ>
 debug_check_no_obj_freed+0x3a2/0x470
 kfree+0x112/0x440
 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:link_path_walk+0x33a/0xea0
Code: 4c 89 f8 48 b9 eb 83 b5 80 46 86 c8 61 48 0f af c1 4c 31 e8 48 0f af c1 48 c1 e8 20 89 07 4c 8b 64 24 68 4c 89 e0 48 c1 e8 03 <0f> b6 04 28 84 c0 0f 85 8c 06 00 00 48 c1 eb 03 41 89 1c 24 49 01
RSP: 0018:ffffc900067b78b0 EFLAGS: 00000a03
RAX: 1ffff92000cf6f86 RBX: 000000000000001f RCX: 61c8864680b583eb
RDX: 0000000000000000 RSI: 8080808080000000 RDI: ffffc900067b7c30
RBP: dffffc0000000000 R08: ffff888106318000 R09: 0000000000000002
R10: 0000000000006000 R11: 0000000000000000 R12: ffffc900067b7c34
R13: ffff888021dd62f0 R14: ffff888103518990 R15: 000000000062696c
 path_openat+0x28c/0x3830
 do_filp_open+0x1fa/0x410
 do_sys_openat2+0x121/0x1c0
 __x64_sys_openat+0x138/0x170
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f064870ca46
Code: 10 00 00 00 44 8b 54 24 e0 48 89 44 24 c0 48 8d 44 24 d0 48 89 44 24 c8 44 89 c2 4c 89 ce bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 76 0c f7 d8 89 05 0a 48 01 00 48 83 c8 ff c3 31
RSP: 002b:00007ffda9c87cf8 EFLAGS: 00000287 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007ffda9c87f58 RCX: 00007f064870ca46
RDX: 0000000000080000 RSI: 00007ffda9c87d70 RDI: 00000000ffffff9c
RBP: 00007ffda9c87d60 R08: 0000000000080000 R09: 00007ffda9c87d70
R10: 0000000000000000 R11: 0000000000000287 R12: 00007ffda9c87d70
R13: 0000000000000000 R14: 00007ffda9c87f3f R15: 00000000ffffffff
 </TASK>
