RBP: 00007f7d4600e2a0 R08: 0000000000000004 R09: 0000000000000000
R10: 0000400000000540 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f7d461a6080 R15: 00007fff8d577be8
 </TASK>
watchdog: BUG: soft lockup - CPU#1 stuck for 246s! [syz.2.86:783]
Modules linked in:
CPU: 1 PID: 783 Comm: syz.2.86 Not tainted 6.1.124-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:__sanitizer_cov_trace_const_cmp8+0x7c/0x80 kernel/kcov.c:322
Code: c1 e1 05 48 8d 41 28 4c 39 c8 77 1e 49 ff c2 4c 89 12 48 c7 44 11 08 07 00 00 00 48 89 7c 11 10 48 89 74 11 18 4c 89 44 11 20 <5d> c3 66 90 55 48 89 e5 41 57 41 56 41 54 53 48 8b 46 08 48 83 c0
RSP: 0018:ffffc900010de6d0 EFLAGS: 00000293
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffff888113064300
RDX: 0000000000000000 RSI: ffff88811e51e318 RDI: 0000000000000000
RBP: ffffc900010de6d0 R08: ffffffff84da864b R09: 0000000000000003
R10: ffffffffffffffff R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff8881160ed0da R14: ffff88811e51e318 R15: 00000000000000eb
FS:  00007f7d46e4d6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7d46e4cf98 CR3: 0000000111909000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 </IRQ>
 <TASK>
 __rht_ptr include/linux/rhashtable.h:355 [inline]
 rht_ptr_rcu include/linux/rhashtable.h:369 [inline]
 __rhashtable_lookup include/linux/rhashtable.h:599 [inline]
 rhashtable_lookup include/linux/rhashtable.h:638 [inline]
 tipc_sk_lookup+0x27b/0x660 net/tipc/socket.c:3001
 tipc_sk_rcv+0x45c/0x1c40 net/tipc/socket.c:2492
 tipc_node_xmit+0x34e/0xe40 net/tipc/node.c:1703
 tipc_node_xmit_skb net/tipc/node.c:1768 [inline]
 tipc_node_distr_xmit+0x36a/0x4d0 net/tipc/node.c:1783
 tipc_sk_rcv+0x1306/0x1c40 net/tipc/socket.c:2501
 tipc_node_xmit+0x34e/0xe40 net/tipc/node.c:1703
 tipc_sk_push_backlog+0x4da/0x7b0 net/tipc/socket.c:1316
 tipc_sk_conn_proto_rcv net/tipc/socket.c:1370 [inline]
 tipc_sk_proto_rcv+0xad5/0x1750 net/tipc/socket.c:2158
 tipc_sk_filter_rcv+0x3155/0x3390 net/tipc/socket.c:2352
 tipc_sk_enqueue net/tipc/socket.c:2445 [inline]
 tipc_sk_rcv+0x815/0x1c40 net/tipc/socket.c:2497
 tipc_node_xmit+0x34e/0xe40 net/tipc/node.c:1703
 tipc_node_xmit_skb net/tipc/node.c:1768 [inline]
 tipc_node_distr_xmit+0x36a/0x4d0 net/tipc/node.c:1783
 tipc_sk_backlog_rcv+0x18b/0x210 net/tipc/socket.c:2412
 sk_backlog_rcv include/net/sock.h:1119 [inline]
 __release_sock+0x145/0x410 net/core/sock.c:2939
 release_sock net/core/sock.c:3503 [inline]
 sockopt_release_sock+0x9a/0x1f0 net/core/sock.c:1065
 sk_setsockopt+0x1672/0x31e0
 sock_setsockopt+0x59/0x70 net/core/sock.c:1550
 __sys_setsockopt+0x423/0x8b0 net/socket.c:2284
 __do_sys_setsockopt net/socket.c:2299 [inline]
 __se_sys_setsockopt net/socket.c:2296 [inline]
 __x64_sys_setsockopt+0xbf/0xd0 net/socket.c:2296
 x64_sys_call+0x1a2/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:55
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f7d45f8cde9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f7d46e4d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007f7d461a6080 RCX: 00007f7d45f8cde9
RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003
RBP: 00007f7d4600e2a0 R08: 0000000000000004 R09: 0000000000000000
R10: 0000400000000540 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f7d461a6080 R15: 00007fff8d577be8
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 782 Comm: syz.2.86 Not tainted 6.1.124-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:native_safe_halt arch/x86/include/asm/irqflags.h:51 [inline]
RIP: 0010:arch_safe_halt arch/x86/include/asm/irqflags.h:89 [inline]
RIP: 0010:kvm_wait+0x147/0x180 arch/x86/kernel/kvm.c:1064
Code: 4c 89 e8 48 c1 e8 03 42 0f b6 04 20 84 c0 44 8b 74 24 1c 75 34 41 0f b6 45 00 44 38 f0 75 10 66 90 0f 00 2d 4b e2 10 04 fb f4 <e9> 24 ff ff ff fb e9 1e ff ff ff 44 89 e9 80 e1 07 38 c1 7c a3 4c
RSP: 0018:ffffc90001047760 EFLAGS: 00000246
RAX: 0000000000000003 RBX: 1ffff92000208ef0 RCX: ffffffff84ff075c
RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff88811e51e018
RBP: ffffc90001047810 R08: dffffc0000000000 R09: ffffed1023ca3c04
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff88811e51e018 R14: 0000000000000003 R15: 1ffff92000208ef4
FS:  00007f7d46e6e6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7d4604aea2 CR3: 0000000111909000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <TASK>
 pv_wait arch/x86/include/asm/paravirt.h:603 [inline]
 pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline]
 __pv_queued_spin_lock_slowpath+0x6de/0xda0 kernel/locking/qspinlock.c:511
 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:591 [inline]
 queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline]
 queued_spin_lock include/asm-generic/qspinlock.h:114 [inline]
 do_raw_spin_lock include/linux/spinlock.h:187 [inline]
 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:127 [inline]
 _raw_spin_lock_bh+0x139/0x1b0 kernel/locking/spinlock.c:178
 spin_lock_bh include/linux/spinlock.h:356 [inline]
 lock_sock_nested+0x92/0x300 net/core/sock.c:3491
 lock_sock include/net/sock.h:1756 [inline]
 tipc_sendstream+0x47/0x70 net/tipc/socket.c:1549
 sock_sendmsg_nosec net/socket.c:718 [inline]
 __sock_sendmsg net/socket.c:730 [inline]
 ____sys_sendmsg+0x5d3/0x9a0 net/socket.c:2519
 ___sys_sendmsg net/socket.c:2573 [inline]
 __sys_sendmsg+0x2a9/0x390 net/socket.c:2602
 __do_sys_sendmsg net/socket.c:2611 [inline]
 __se_sys_sendmsg net/socket.c:2609 [inline]
 __x64_sys_sendmsg+0x7f/0x90 net/socket.c:2609
 x64_sys_call+0x16a/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:47
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f7d45f8cde9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f7d46e6e038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f7d461a5fa0 RCX: 00007f7d45f8cde9
RDX: 0000000000000000 RSI: 0000400000000500 RDI: 0000000000000004
RBP: 00007f7d4600e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f7d461a5fa0 R15: 00007fff8d577be8
 </TASK>