Messages in this thread | | | Date | Tue, 16 Aug 2022 01:42:25 -0700 | Subject | [syzbot] upstream boot error: WARNING: ODEBUG bug in __do_softirq | From | syzbot <> |
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Hello,
syzbot found the following issue on:
HEAD commit: 69dac8e431af Merge tag 'riscv-for-linus-5.20-mw2' of git:/.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=12af94d3080000 kernel config: https://syzkaller.appspot.com/x/.config?x=f6bcb425ba129b87 dashboard link: https://syzkaller.appspot.com/bug?extid=94c142d893fadc95fe49 compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+94c142d893fadc95fe49@syzkaller.appspotmail.com
------------[ cut here ]------------ ODEBUG: active_state not available (active state 0) object type: rcu_head hint: 0x0 WARNING: CPU: 1 PID: 21 at lib/debugobjects.c:502 debug_print_object+0x16e/0x250 lib/debugobjects.c:502 Modules linked in: CPU: 1 PID: 21 Comm: ksoftirqd/1 Not tainted 5.19.0-syzkaller-14184-g69dac8e431af #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 RIP: 0010:debug_print_object+0x16e/0x250 lib/debugobjects.c:502 Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd e0 fe 48 8a 4c 89 ee 48 c7 c7 80 f2 48 8a e8 bf 17 39 05 <0f> 0b 83 05 45 ca dd 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 RSP: 0018:ffffc900001b7c10 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 RDX: ffff888011ba1d80 RSI: ffffffff8161f148 RDI: fffff52000036f74 RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000100 R11: 0000000000000001 R12: ffffffff89ee2100 R13: ffffffff8a48f760 R14: 0000000000000000 R15: ffff88800000eda9 FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000000bc8e000 CR4: 0000000000350ee0 Call Trace: <TASK> debug_object_active_state lib/debugobjects.c:948 [inline] debug_object_active_state+0x1d2/0x350 lib/debugobjects.c:911 debug_rcu_head_unqueue kernel/rcu/rcu.h:198 [inline] rcu_do_batch kernel/rcu/tree.c:2238 [inline] rcu_core+0x75e/0x1890 kernel/rcu/tree.c:2505 __do_softirq+0x1d3/0x9c6 kernel/softirq.c:571 run_ksoftirqd kernel/softirq.c:934 [inline] run_ksoftirqd+0x2d/0x60 kernel/softirq.c:926 smpboot_thread_fn+0x645/0x9c0 kernel/smpboot.c:164 kthread+0x2e4/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 </TASK>
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