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ODEBUG: free active (active state 0) object: ffff888109496490 object type: timer_list hint: rose_t0timer_expiry+0x0/0x350
WARNING: CPU: 1 PID: 5848 at lib/debugobjects.c:615 debug_print_object+0x16b/0x1e0
Modules linked in:
CPU: 1 UID: 0 PID: 5848 Comm: udevd 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 37 74 52 fd 4d 8b 0f 48 c7 c7 a0 48 e3 8b 48 8b 34 24 4c 89 ea 89 e9 4d 89 f0 41 54 e8 fa 90 b2 fc 48 83 c4 08 90 <0f> 0b 90 90 ff 05 f7 65 d2 0a 48 83 c4 08 5b 41 5c 41 5d 41 5e 41
RSP: 0018:ffffc900001e0a10 EFLAGS: 00010292
RAX: fb075351caf80d00 RBX: dffffc0000000000 RCX: ffff888023703980
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 0000000000000000 R08: ffff888136624253 R09: 1ffff11026cc484a
R10: dffffc0000000000 R11: ffffed1026cc484b R12: ffffffff8a6ea6b0
R13: ffffffff8be34a20 R14: ffff888109496490 R15: ffffffff8b8ce260
FS:  00007f10e3f43c80(0000) GS:ffff8881a3c3d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b33f10ff8 CR3: 000000010eb0c000 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:native_apic_msr_write+0x39/0x50
Code: 74 2a 83 ff 30 74 25 eb 10 81 ff d0 00 00 00 74 1b 81 ff e0 00 00 00 74 13 c1 ef 04 81 c7 00 08 00 00 89 f9 89 f0 31 d2 0f 30 <66> 90 c3 cc cc cc cc cc f3 0f 1e fa 89 f6 31 d2 e9 12 16 8f 03 66
RSP: 0018:ffffc9000375fb28 EFLAGS: 00000246
RAX: 00000000000000f6 RBX: 0000000000000200 RCX: 000000000000083f
RDX: 0000000000000000 RSI: 00000000000000f6 RDI: 000000000000083f
RBP: ffffc9000375fc00 R08: ffffc9000375fb87 R09: 1ffff920006ebf70
R10: dffffc0000000000 R11: fffff520006ebf71 R12: ffff888136631401
R13: 0000000000000000 R14: 0000000000000000 R15: ffff8881366314b0
 arch_irq_work_raise+0x6d/0x80
 __irq_work_queue_local+0x1d7/0x550
 irq_work_queue+0x99/0x140
 bpf_send_signal_common+0x3b4/0x540
 bpf_send_signal+0x1d/0x30
 bpf_prog_8cc4ff36b5985b6a+0x1e/0x24
 bpf_trace_run2+0x284/0x4b0
 __bpf_trace_sys_enter+0x38/0x60
 trace_sys_enter+0xb0/0x100
 syscall_trace_enter+0xf9/0x160
 do_syscall_64+0xd3/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f10e3b16b6a
Code: 00 3d 00 00 41 00 75 0d 50 48 8d 3d 2d 08 0a 00 e8 ea 7d 01 00 31 c0 e9 07 ff ff ff 64 8b 04 25 18 00 00 00 85 c0 75 1b 0f 05 <48> 3d 00 f0 ff ff 76 6c 48 8b 15 8f a2 0d 00 f7 d8 64 89 02 48 83
RSP: 002b:00007ffe2f992ea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f10e3b16b6a
RDX: 0000000000000080 RSI: 00007ffe2f992f98 RDI: 0000000000000003
RBP: 00007ffe2f992ee8 R08: 0000000000000007 R09: 227b486408d989d7
R10: 00000000ffffffff R11: 0000000000000246 R12: 000056379f87ddc0
R13: 00007ffe2f992ee8 R14: 0000000000000001 R15: 000056379f86c910
 </TASK>
