watchdog: BUG: soft lockup - CPU#1 stuck for 144s! [syz.1.279:6080] Modules linked in: irq event stamp: 59359 hardirqs last enabled at (59358): [] kvm_wait+0x23b/0x2c0 hardirqs last disabled at (59359): [] sysvec_apic_timer_interrupt+0xe/0xc0 arch/x86/kernel/apic/apic.c:1049 softirqs last enabled at (6164): [] __tipc_sendstream+0x66c/0x14e0 net/tipc/socket.c:1582 softirqs last disabled at (6168): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (6168): [] lock_sock_nested+0x6a/0x100 net/core/sock.c:3614 CPU: 1 UID: 0 PID: 6080 Comm: syz.1.279 Not tainted 6.12.0-rc4-syzkaller-00008-g0ee288e69d03 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:native_safe_halt arch/x86/include/asm/irqflags.h:48 [inline] RIP: 0010:arch_safe_halt arch/x86/include/asm/irqflags.h:106 [inline] RIP: 0010:kvm_wait+0x250/0x2c0 arch/x86/kernel/kvm.c:1060 Code: 3b 45 0f b6 f6 44 89 ff 44 89 f6 e8 4a 31 54 00 e8 a5 f7 5b 00 45 38 f7 75 15 66 90 e8 b9 30 54 00 0f 00 2d b2 7d c7 0a fb f4 50 fe ff ff e8 a6 30 54 00 fb e9 45 fe ff ff 89 d9 80 e1 07 38 RSP: 0018:ffffc900033ef500 EFLAGS: 00000246 RAX: ffffffff8140b727 RBX: ffff88802ec3e3c0 RCX: 0000000000040000 RDX: ffffc9000ab12000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: ffffc900033ef5d0 R08: ffffffff942c990f R09: 1ffffffff2859321 R10: dffffc0000000000 R11: fffffbfff2859322 R12: 1ffff9200067dea4 R13: dffffc0000000000 R14: 0000000000000003 R15: 0000000000000003 FS: 00007f734b3da6c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c33a419 CR3: 000000007b178000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: pv_wait arch/x86/include/asm/paravirt.h:596 [inline] pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:466 [inline] __pv_queued_spin_lock_slowpath+0x8d0/0xdb0 kernel/locking/qspinlock.c:508 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:584 [inline] queued_spin_lock_slowpath+0x42/0x50 arch/x86/include/asm/qspinlock.h:51 queued_spin_lock include/asm-generic/qspinlock.h:114 [inline] do_raw_spin_lock+0x272/0x370 kernel/locking/spinlock_debug.c:116 spin_lock_bh include/linux/spinlock.h:356 [inline] lock_sock_nested+0x6a/0x100 net/core/sock.c:3614 lock_sock include/net/sock.h:1611 [inline] __tipc_sendstream+0x709/0x14e0 net/tipc/socket.c:1582 tipc_sendstream+0x55/0x70 net/tipc/socket.c:1546 sock_sendmsg_nosec net/socket.c:729 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:744 ____sys_sendmsg+0x52a/0x7e0 net/socket.c:2607 ___sys_sendmsg net/socket.c:2661 [inline] __sys_sendmsg+0x292/0x380 net/socket.c:2690 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f734a57dff9 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:00007f734b3da038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f734a736130 RCX: 00007f734a57dff9 RDX: 0000000000000000 RSI: 0000000020000240 RDI: 000000000000000b RBP: 00007f734a5f0296 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f734a736130 R15: 00007ffc9ef67f48 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 6077 Comm: syz.1.279 Not tainted 6.12.0-rc4-syzkaller-00008-g0ee288e69d03 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:kasan_check_range+0x1ba/0x290 mm/kasan/generic.c:189 Code: fb 48 8d 5d 07 48 85 ed 48 0f 49 dd 48 83 e3 f8 48 29 dd 74 12 41 80 3b 00 0f 85 a6 00 00 00 49 ff c3 48 ff cd 75 ee 5b 41 5c <41> 5e 41 5f 5d c3 cc cc cc cc 40 84 ed 75 5f f7 c5 00 ff 00 00 75 RSP: 0018:ffffc900033fe960 EFLAGS: 00000056 RAX: 0000000000000001 RBX: ffff8880b863fc68 RCX: ffffffff81a3a1d2 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff901cfee8 RBP: 0000000000000000 R08: ffffffff901cfeef R09: 1ffffffff2039fdd R10: dffffc0000000000 R11: fffffbfff2039fde R12: 1ffff9200067fd3c R13: ffff8880b863fa90 R14: dffffc0000000001 R15: fffffbfff2039fde FS: 00007f734b3fb6c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000202d5000 CR3: 000000007b178000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: instrument_atomic_read include/linux/instrumented.h:68 [inline] _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] cpumask_test_cpu include/linux/cpumask.h:570 [inline] cpu_online include/linux/cpumask.h:1117 [inline] irq_work_queue_on+0x52/0x260 kernel/irq_work.c:144 rcu_read_unlock_special+0x3f9/0x570 kernel/rcu/tree_plugin.h:686 __rcu_read_unlock+0xa1/0x110 kernel/rcu/tree_plugin.h:437 rcu_read_unlock include/linux/rcupdate.h:882 [inline] trace_call_bpf+0x607/0x8a0 kernel/trace/bpf_trace.c:148 perf_trace_run_bpf_submit+0x82/0x180 kernel/events/core.c:10416 perf_trace_preemptirq_template+0x2d2/0x3f0 include/trace/events/preemptirq.h:14 trace_irq_enable+0xf1/0x120 include/trace/events/preemptirq.h:40 trace_hardirqs_on+0x18/0x40 kernel/trace/trace_preemptirq.c:56 irqentry_exit+0x63/0x90 kernel/entry/common.c:357 asm_sysvec_irq_work+0x1a/0x20 arch/x86/include/asm/idtentry.h:738 RIP: 0010:rcu_read_unlock_special+0x88/0x570 kernel/rcu/tree_plugin.h:693 Code: f1 f1 f1 00 f2 f2 f2 49 89 04 14 66 41 c7 44 14 09 f3 f3 41 c6 44 14 0b f3 65 44 8b 3d c9 1d 88 7e 41 f7 c7 00 00 f0 00 74 49 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 22 00 00 00 00 66 42 c7 44 22 RSP: 0018:ffffc900033fee20 EFLAGS: 00000206 RAX: e142510cac0a0000 RBX: 1ffff9200067fdcc RCX: ffffffff8170ce0a RDX: dffffc0000000000 RSI: ffffffff8c0acb40 RDI: ffffffff8c6102a0 RBP: ffffc900033feef8 R08: ffffffff942c990f R09: 1ffffffff2859321 R10: dffffc0000000000 R11: fffffbfff2859322 R12: 1ffff9200067fdc8 R13: ffff8880267f4060 R14: ffffc900033fee60 R15: ffffffff8e93cc00 __rcu_read_unlock+0xa1/0x110 kernel/rcu/tree_plugin.h:437 tipc_sk_conn_proto_rcv net/tipc/socket.c:1371 [inline] tipc_sk_proto_rcv+0xc76/0x19a0 net/tipc/socket.c:2156 tipc_sk_filter_rcv+0x36a8/0x3950 net/tipc/socket.c:2350 tipc_sk_enqueue net/tipc/socket.c:2443 [inline] tipc_sk_rcv+0x8b3/0x1d20 net/tipc/socket.c:2495 tipc_node_xmit+0x1e0/0xfa0 net/tipc/node.c:1701 tipc_node_xmit_skb+0x149/0x1b0 net/tipc/node.c:1766 tipc_recvstream+0x8ae/0xf80 net/tipc/socket.c:2093 sock_recvmsg_nosec net/socket.c:1051 [inline] sock_recvmsg+0x22f/0x280 net/socket.c:1073 ____sys_recvmsg+0x1c6/0x480 net/socket.c:2826 ___sys_recvmsg net/socket.c:2868 [inline] __sys_recvmsg+0x2e6/0x3d0 net/socket.c:2898 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f734a57dff9 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:00007f734b3fb038 EFLAGS: 00000246 ORIG_RAX: 000000000000002f RAX: ffffffffffffffda RBX: 00007f734a736058 RCX: 00007f734a57dff9 RDX: 0000000000001f00 RSI: 0000000020000500 RDI: 000000000000000a RBP: 00007f734a5f0296 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f734a736058 R15: 00007ffc9ef67f48