watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz-executor.0:4390]
Modules linked in:
CPU: 0 PID: 4390 Comm: syz-executor.0 Not tainted 5.10.232-syzkaller-1004802-g49e8ba0a684f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:native_restore_fl arch/x86/include/asm/irqflags.h:41 [inline]
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/irqflags.h:84 [inline]
RIP: 0010:kvm_wait+0xfc/0x150 arch/x86/kernel/kvm.c:926
Code: 38 f0 75 26 41 f7 c7 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d a5 53 d5 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d 96 53 d5 03 fb f4 <4c> 89 7c 24 18 ff 74 24 18 9d 48 c7 44 24 20 0e 36 e0 45 49 c7 04
RSP: 0018:ffffc900014679e0 EFLAGS: 00000246
RAX: 0000000000000003 RBX: 1ffff9200028cf40 RCX: ffffffff8150ca44
RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc90001467a20
RBP: ffffc90001467a90 R08: dffffc0000000000 R09: ffffed1022075512
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff8881103aa888 R14: 0000000000000003 R15: 0000000000000246
FS:  00005555696bc480(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f46bd152d58 CR3: 00000001103fc000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 </IRQ>
 pv_wait arch/x86/include/asm/paravirt.h:564 [inline]
 pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline]
 __pv_queued_spin_lock_slowpath+0x72f/0xc70 kernel/locking/qspinlock.c:508
 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:554 [inline]
 queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline]
 queued_spin_lock include/asm-generic/qspinlock.h:85 [inline]
 do_raw_spin_lock include/linux/spinlock.h:183 [inline]
 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:136 [inline]
 _raw_spin_lock_bh+0x139/0x1b0 kernel/locking/spinlock.c:175
 spin_lock_bh include/linux/spinlock.h:359 [inline]
 lock_sock_nested+0x92/0x300 net/core/sock.c:3117
 lock_sock include/net/sock.h:1642 [inline]
 tipc_release+0x57/0x1440 net/tipc/socket.c:626
 __sock_release net/socket.c:597 [inline]
 sock_close+0xdf/0x270 net/socket.c:1286
 __fput+0x33d/0x7b0 fs/file_table.c:281
 ____fput+0x15/0x20 fs/file_table.c:314
 task_work_run+0x129/0x190 kernel/task_work.c:189
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop+0xbf/0xd0 kernel/entry/common.c:172
 exit_to_user_mode_prepare kernel/entry/common.c:199 [inline]
 syscall_exit_to_user_mode+0xa2/0x1a0 kernel/entry/common.c:274
 do_syscall_64+0x40/0x70 arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f46bd5f0b9a
Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 03 7f 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 63 7f 02 00 8b 44 24
RSP: 002b:00007ffd0979ab70 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007f46bd5f0b9a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
RBP: 00007f46bd721980 R08: 0000001b31a60000 R09: 00007ffd097e60b0
R10: 000000000000166e R11: 0000000000000293 R12: 000000000000ecfc
R13: 00007f46bd72005c R14: 00007f46bd720050 R15: 0000000000000032
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 4391 Comm: syz-executor.0 Not tainted 5.10.232-syzkaller-1004802-g49e8ba0a684f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:get_current arch/x86/include/asm/current.h:15 [inline]
RIP: 0010:rcu_preempt_read_enter kernel/rcu/tree_plugin.h:356 [inline]
RIP: 0010:__rcu_read_lock+0x5/0x50 kernel/rcu/tree_plugin.h:376
Code: 89 fd 0f 85 ec fb ff ff e8 74 b1 a8 ff e9 e2 fb ff ff e8 7e 0b 56 03 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 55 48 89 e5 53 <65> 48 8b 1d b3 a2 aa 7e 48 81 c3 08 04 00 00 48 89 d8 48 c1 e8 03
RSP: 0018:ffffc900018fe7e8 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000022 RCX: ffffc900018fe803
RDX: 0000000000000000 RSI: 00000000decc72d9 RDI: ffff88810c1e8000
RBP: ffffc900018fe7f0 R08: ffffffff849a03f5 R09: 0000000000000003
R10: fffff5200031fd10 R11: dffffc0000000001 R12: dffffc0000000000
R13: 1ffff9200031fd10 R14: dffffc0000000000 R15: ffff88810c1e8000
FS:  00007f46bd1736c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f46bd152d58 CR3: 00000001103fc000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 rcu_read_lock include/linux/rcupdate.h:715 [inline]
 net_generic include/net/netns/generic.h:44 [inline]
 tipc_sk_lookup+0xbc/0x650 net/tipc/socket.c:2993
 tipc_sk_rcv+0x499/0x1e30 net/tipc/socket.c:2488
 tipc_node_xmit+0x34b/0xe30 net/tipc/node.c:1674
 tipc_node_xmit_skb net/tipc/node.c:1739 [inline]
 tipc_node_distr_xmit+0x36a/0x4d0 net/tipc/node.c:1754
 tipc_sk_rcv+0x177d/0x1e30 net/tipc/socket.c:2497
 tipc_node_xmit+0x34b/0xe30 net/tipc/node.c:1674
 tipc_sk_push_backlog net/tipc/socket.c:1306 [inline]
 tipc_sk_filter_connect net/tipc/socket.c:2253 [inline]
 tipc_sk_filter_rcv+0x1da8/0x3e00 net/tipc/socket.c:2362
 tipc_sk_enqueue net/tipc/socket.c:2442 [inline]
 tipc_sk_rcv+0x8a1/0x1e30 net/tipc/socket.c:2493
 tipc_node_xmit+0x34b/0xe30 net/tipc/node.c:1674
 tipc_node_xmit_skb net/tipc/node.c:1739 [inline]
 tipc_node_distr_xmit+0x36a/0x4d0 net/tipc/node.c:1754
 tipc_sk_backlog_rcv+0x18b/0x210 net/tipc/socket.c:2410
 sk_backlog_rcv include/net/sock.h:1052 [inline]
 __release_sock+0x148/0x410 net/core/sock.c:2583
 release_sock net/core/sock.c:3134 [inline]
 sock_setsockopt+0x1e3b/0x2e00 net/core/sock.c:1257
 __sys_setsockopt+0x441/0x870 net/socket.c:2142
 __do_sys_setsockopt net/socket.c:2157 [inline]
 __se_sys_setsockopt net/socket.c:2154 [inline]
 __x64_sys_setsockopt+0xbf/0xd0 net/socket.c:2154
 do_syscall_64+0x34/0x70
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f46bd5f1ca9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f46bd1730c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007f46bd71ff80 RCX: 00007f46bd5f1ca9
RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003
RBP: 00007f46bd63d47e R08: 0000000000000004 R09: 0000000000000000
R10: 0000000020000040 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f46bd71ff80 R15: 00007ffd0979aaa8