netlink: 'syz-executor.0': attribute type 1 has an invalid length.
IPVS: ftp: loaded support on port[0] = 21
watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [kworker/u4:6:9402]
Modules linked in:
irq event stamp: 53097959
hardirqs last enabled at (53097958): [<ffffffff81003ce4>] trace_hardirqs_on_thunk+0x1a/0x1c
hardirqs last disabled at (53097959): [<ffffffff81003d00>] trace_hardirqs_off_thunk+0x1a/0x1c
softirqs last enabled at (53092992): [<ffffffff87b996b1>] tipc_shutdown+0x121/0x310 net/tipc/socket.c:2603
softirqs last disabled at (53092994): [<ffffffff87bb4683>] spin_lock_bh include/linux/spinlock.h:334 [inline]
softirqs last disabled at (53092994): [<ffffffff87bb4683>] tipc_topsrv_stop net/tipc/topsrv.c:702 [inline]
softirqs last disabled at (53092994): [<ffffffff87bb4683>] tipc_topsrv_exit_net+0x283/0x5c0 net/tipc/topsrv.c:722
CPU: 0 PID: 9402 Comm: kworker/u4:6 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022
Workqueue: netns cleanup_net
RIP: 0010:__radix_tree_lookup+0x2/0x370 lib/radix-tree.c:1032
Code: 6f a9 f9 e9 6f ff ff ff 41 89 ec e9 9f fb ff ff e8 e3 6d a9 f9 e9 c8 fd ff ff e8 d9 6d a9 f9 e9 0a fe ff ff 0f 1f 40 00 41 57 <48> 8d 47 40 41 56 49 be 00 00 00 00 00 fc ff df 41 55 41 54 55 53
RSP: 0018:ffff888054e77bd0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: ffff888095eb8300 RBX: 00000000291fdee5 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 00000000291fdee5 RDI: ffff88809c6e9840
RBP: ffff88809c6e9840 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: ffff88809c6e9890
R13: ffffed10138dd319 R14: ffff88808e51a580 R15: 0000000000000087
FS: 0000000000000000(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2e72b000 CR3: 000000009ad7d000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
tipc_topsrv_stop net/tipc/topsrv.c:698 [inline]
tipc_topsrv_exit_net+0x25e/0x5c0 net/tipc/topsrv.c:722
ops_exit_list+0xa5/0x150 net/core/net_namespace.c:153
cleanup_net+0x3b4/0x8b0 net/core/net_namespace.c:554
process_one_work+0x864/0x1570 kernel/workqueue.c:2153
worker_thread+0x64c/0x1130 kernel/workqueue.c:2296
kthread+0x33f/0x460 kernel/kthread.c:259
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1 skipped: idling at native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:60
----------------
Code disassembly (best guess), 2 bytes skipped:
0: f9 stc
1: e9 6f ff ff ff jmpq 0xffffff75
6: 41 89 ec mov %ebp,%r12d
9: e9 9f fb ff ff jmpq 0xfffffbad
e: e8 e3 6d a9 f9 callq 0xf9a96df6
13: e9 c8 fd ff ff jmpq 0xfffffde0
18: e8 d9 6d a9 f9 callq 0xf9a96df6
1d: e9 0a fe ff ff jmpq 0xfffffe2c
22: 0f 1f 40 00 nopl 0x0(%rax)
26: 41 57 push %r15
* 28: 48 8d 47 40 lea 0x40(%rdi),%rax <-- trapping instruction
2c: 41 56 push %r14
2e: 49 be 00 00 00 00 00 movabs $0xdffffc0000000000,%r14
35: fc ff df
38: 41 55 push %r13
3a: 41 54 push %r12
3c: 55 push %rbp
3d: 53 push %rbx