watchdog: BUG: soft lockup - CPU#0 stuck for 143s! [syz-executor.0:1887] Modules linked in: CPU: 0 PID: 1887 Comm: syz-executor.0 Not tainted 5.15.178-syzkaller-1079134-g058abb720bd1 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 RIP: 0010:rol32 include/linux/bitops.h:109 [inline] RIP: 0010:jhash2 include/linux/jhash.h:139 [inline] RIP: 0010:rht_key_get_hash include/linux/rhashtable.h:142 [inline] RIP: 0010:rht_key_hashfn include/linux/rhashtable.h:159 [inline] RIP: 0010:__rhashtable_lookup include/linux/rhashtable.h:596 [inline] RIP: 0010:rhashtable_lookup include/linux/rhashtable.h:638 [inline] RIP: 0010:tipc_sk_lookup+0x1ce/0x650 net/tipc/socket.c:2999 Code: f1 c1 c1 0b 44 31 f0 29 c8 31 c3 89 c1 c1 c1 19 29 cb 41 31 de 89 d9 c1 c1 10 41 29 ce 44 31 f0 44 89 f1 c1 c1 04 29 c8 31 c3 c0 0e 29 c3 41 31 de c1 c3 18 48 89 d0 48 c1 e8 03 42 0f b6 04 RSP: 0018:ffffc9000435e740 EFLAGS: 00000206 RAX: 000000000b386bed RBX: 0000000035d72fff RCX: 00000000c1037ce8 RDX: ffff88810f966000 RSI: 0000000011c82773 RDI: ffff88810f966008 RBP: ffffc9000435e830 R08: ffffffff84cdd398 R09: 0000000000000003 R10: fffff5200086bcf8 R11: dffffc0000000001 R12: dffffc0000000000 R13: 1ffff9200086bcf8 R14: 000000008c1037ce R15: ffff88810f9590de FS: 00007f0bbb0d76c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0bbb0d7d58 CR3: 0000000116de4000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: tipc_sk_rcv+0x459/0x1b50 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+0x1212/0x1b50 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+0xad0/0x1750 net/tipc/socket.c:2158 tipc_sk_filter_rcv+0x3152/0x3380 net/tipc/socket.c:2352 tipc_sk_enqueue net/tipc/socket.c:2445 [inline] tipc_sk_rcv+0x80c/0x1b50 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:1071 [inline] __release_sock+0x145/0x410 net/core/sock.c:2733 release_sock net/core/sock.c:3284 [inline] sock_setsockopt+0x1831/0x2f30 net/core/sock.c:1383 __sys_setsockopt+0x423/0x840 net/socket.c:2199 __do_sys_setsockopt net/socket.c:2214 [inline] __se_sys_setsockopt net/socket.c:2211 [inline] __x64_sys_setsockopt+0xbf/0xd0 net/socket.c:2211 x64_sys_call+0x1a2/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:55 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f0bbb576e69 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:00007f0bbb0d70c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 00007f0bbb6a5050 RCX: 00007f0bbb576e69 RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 RBP: 00007f0bbb5c347a R08: 0000000000000004 R09: 0000000000000000 R10: 0000000020000540 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f0bbb6a5050 R15: 00007ffde34c5198 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 1886 Comm: syz-executor.0 Not tainted 5.15.178-syzkaller-1079134-g058abb720bd1 #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:918 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 0b d9 12 04 fb f4 24 ff ff ff fb e9 1e ff ff ff 44 89 e9 80 e1 07 38 c1 7c a3 4c RSP: 0018:ffffc900041b7660 EFLAGS: 00000246 RAX: 0000000000000003 RBX: 1ffff92000836ed0 RCX: ffffffff81553c8f RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff88811b490588 RBP: ffffc900041b7710 R08: dffffc0000000000 R09: ffffed10236920b2 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff88811b490588 R14: 0000000000000003 R15: 1ffff92000836ed4 FS: 00007f0bbb0f86c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000000 CR3: 0000000116de4000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: pv_wait arch/x86/include/asm/paravirt.h:597 [inline] pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline] __pv_queued_spin_lock_slowpath+0x6bc/0xc40 kernel/locking/qspinlock.c:508 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:585 [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:187 [inline] __raw_spin_lock_bh include/linux/spinlock_api_smp.h:136 [inline] _raw_spin_lock_bh+0x139/0x1b0 kernel/locking/spinlock.c:178 spin_lock_bh include/linux/spinlock.h:368 [inline] lock_sock_nested+0x97/0x300 net/core/sock.c:3272 lock_sock include/net/sock.h:1684 [inline] tipc_sendstream+0x47/0x70 net/tipc/socket.c:1549 sock_sendmsg_nosec net/socket.c:704 [inline] __sock_sendmsg net/socket.c:716 [inline] ____sys_sendmsg+0x59e/0x8f0 net/socket.c:2436 ___sys_sendmsg+0x252/0x2e0 net/socket.c:2490 __sys_sendmsg net/socket.c:2519 [inline] __do_sys_sendmsg net/socket.c:2528 [inline] __se_sys_sendmsg+0x19a/0x260 net/socket.c:2526 __x64_sys_sendmsg+0x7b/0x90 net/socket.c:2526 x64_sys_call+0x16a/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:47 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f0bbb576e69 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:00007f0bbb0f80c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f0bbb6a4f80 RCX: 00007f0bbb576e69 RDX: 0000000000000000 RSI: 0000000020000780 RDI: 0000000000000004 RBP: 00007f0bbb5c347a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f0bbb6a4f80 R15: 00007ffde34c5198