github.com/google/syzkaller@v0.0.0-20240517125934-c0f1611a36d6/pkg/report/testdata/linux/guilty/52 (about)

     1  FILE: net/core/net_namespace.c
     2  
     3  ------------[ cut here ]------------
     4  WARNING: CPU: 1 PID: 981 at lib/ref_tracker.c:38 spin_unlock_irqrestore include/linux/spinlock.h:404 [inline]
     5  WARNING: CPU: 1 PID: 981 at lib/ref_tracker.c:38 ref_tracker_dir_exit.cold+0x137/0x1e3 lib/ref_tracker.c:37
     6  Modules linked in:
     7  CPU: 1 PID: 981 Comm: kworker/u4:5 Not tainted 5.16.0-rc7-syzkaller #0
     8  Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
     9  Workqueue: netns cleanup_net
    10  RIP: 0010:ref_tracker_dir_exit.cold+0x137/0x1e3 lib/ref_tracker.c:38
    11  Code: 4c 89 ef e8 27 29 aa f8 4c 8b 3c 24 4c 39 fd 49 8b 07 0f 85 b5 00 00 00 e8 c2 b9 62 f8 48 8b 74 24 10 4c 89 e7 e8 25 15 36 00 <0f> 0b e9 91 40 e9 fa 4c 89 ff e8 f6 28 aa f8 e9 d4 fe ff ff e8 dc
    12  RSP: 0018:ffffc90004897970 EFLAGS: 00010246
    13  RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000
    14  RDX: 0000000000000001 RSI: 0000000000000001 RDI: 0000000000000001
    15  RBP: ffff88806ec6e600 R08: 0000000000000001 R09: ffffffff8ff9ba0f
    16  R10: 0000000000000001 R11: 0000000000000001 R12: ffff88806ec6e5b8
    17  R13: ffff88806ec6e600 R14: ffff88806ec6e600 R15: ffff88806ec6e600
    18  FS:  0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
    19  CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
    20  CR2: 00007f507edcd370 CR3: 000000000b88e000 CR4: 00000000003506e0
    21  DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
    22  DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
    23  Call Trace:
    24   <TASK>
    25   free_netdev+0x32a/0x5b0 net/core/dev.c:10280
    26   netdev_run_todo+0x8a0/0xaa0 net/core/dev.c:9957
    27   default_device_exit_batch+0x2ff/0x3c0 net/core/dev.c:10938
    28   ops_exit_list+0x10d/0x160 net/core/net_namespace.c:171
    29   cleanup_net+0x4ea/0xb00 net/core/net_namespace.c:595
    30   process_one_work+0x9b2/0x1660 kernel/workqueue.c:2298
    31   worker_thread+0x65d/0x1130 kernel/workqueue.c:2445
    32   kthread+0x405/0x4f0 kernel/kthread.c:327
    33   ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
    34   </TASK>