Warning: Permanently added '10.128.0.216' (ED25519) to the list of known hosts. 2025/07/30 13:20:16 ignoring optional flag "sandboxArg"="0" 2025/07/30 13:20:17 parsed 1 programs [ 53.687984][ T28] audit: type=1400 audit(1753881618.656:106): avc: denied { unlink } for pid=395 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 53.775822][ T395] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 54.601903][ T413] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.609371][ T413] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.616872][ T413] device bridge_slave_0 entered promiscuous mode [ 54.624846][ T413] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.632002][ T413] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.639433][ T413] device bridge_slave_1 entered promiscuous mode [ 54.688851][ T413] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.695944][ T413] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.703253][ T413] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.710329][ T413] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.731204][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.738881][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.746171][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.756491][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.764846][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.771915][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.781703][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.789982][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.797010][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.810281][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.819611][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.835491][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.847034][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.855556][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 54.863322][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 54.872447][ T413] device veth0_vlan entered promiscuous mode [ 54.883008][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 54.892347][ T413] device veth1_macvtap entered promiscuous mode [ 54.902043][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 54.913370][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 55.094538][ T28] audit: type=1400 audit(1753881620.056:107): avc: denied { create } for pid=435 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 55.542821][ T28] audit: type=1401 audit(1753881620.506:108): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" 2025/07/30 13:20:20 executed programs: 0 [ 55.688496][ T43] device bridge_slave_1 left promiscuous mode [ 55.694820][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.702675][ T43] device bridge_slave_0 left promiscuous mode [ 55.709128][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.717664][ T43] device veth1_macvtap left promiscuous mode [ 55.724007][ T43] device veth0_vlan left promiscuous mode [ 55.824200][ T463] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.831497][ T463] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.839148][ T463] device bridge_slave_0 entered promiscuous mode [ 55.846191][ T463] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.853447][ T463] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.860977][ T463] device bridge_slave_1 entered promiscuous mode [ 55.911278][ T463] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.918370][ T463] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.925717][ T463] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.932778][ T463] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.952685][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.960540][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.967985][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.977130][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.985750][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.992841][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.001806][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.010276][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.017468][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.031733][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.041358][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.055937][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 56.068591][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 56.076692][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 56.084371][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 56.092495][ T463] device veth0_vlan entered promiscuous mode [ 56.104610][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 56.113889][ T463] device veth1_macvtap entered promiscuous mode [ 56.123474][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 56.134065][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 56.159141][ T28] audit: type=1400 audit(1753881621.126:109): avc: denied { create } for pid=474 comm="syz.2.16" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 56.178689][ T28] audit: type=1400 audit(1753881621.126:110): avc: denied { setopt } for pid=474 comm="syz.2.16" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 56.198709][ T28] audit: type=1400 audit(1753881621.126:111): avc: denied { write } for pid=474 comm="syz.2.16" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 2025/07/30 13:20:25 executed programs: 276 [ 164.517254][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 164.524081][ C0] rcu: 0-...!: (1 GPs behind) idle=c7f4/1/0x4000000000000000 softirq=6204/6205 fqs=0 [ 164.533654][ C0] (t=10000 jiffies g=4861 q=316 ncpus=2) [ 164.539406][ C0] rcu: rcu_preempt kthread timer wakeup didn't happen for 9999 jiffies! g4861 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 [ 164.551572][ C0] rcu: Possible timer handling issue on cpu=1 timer-softirq=1354 [ 164.559375][ C0] rcu: rcu_preempt kthread starved for 10000 jiffies! g4861 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 164.570765][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 164.580763][ C0] rcu: RCU grace-period kthread stack dump: [ 164.586760][ C0] task:rcu_preempt state:I stack:28352 pid:14 ppid:2 flags:0x00004000 [ 164.596112][ C0] Call Trace: [ 164.599411][ C0] [ 164.602451][ C0] __schedule+0xb87/0x14e0 [ 164.606909][ C0] ? release_firmware_map_entry+0x194/0x194 [ 164.612828][ C0] ? __mod_timer+0x7ae/0xb30 [ 164.617433][ C0] schedule+0xbd/0x170 [ 164.621569][ C0] schedule_timeout+0x12c/0x2e0 [ 164.626440][ C0] ? __cfi_schedule_timeout+0x10/0x10 [ 164.632264][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 164.637750][ C0] ? __cfi_process_timeout+0x10/0x10 [ 164.643050][ C0] ? prepare_to_swait_event+0x308/0x320 [ 164.648618][ C0] rcu_gp_fqs_loop+0x2d8/0x10a0 [ 164.653496][ C0] ? rcu_gp_init+0xf10/0xf10 [ 164.658115][ C0] rcu_gp_kthread+0x95/0x370 [ 164.662731][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 164.667958][ C0] ? set_cpus_allowed_ptr+0x82/0xc0 [ 164.673172][ C0] ? __kasan_check_read+0x11/0x20 [ 164.678217][ C0] ? __kthread_parkme+0x142/0x180 [ 164.683265][ C0] kthread+0x281/0x320 [ 164.687352][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 164.692596][ C0] ? __cfi_kthread+0x10/0x10 [ 164.697231][ C0] ret_from_fork+0x1f/0x30 [ 164.701882][ C0] [ 164.704949][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 164.711289][ C0] Sending NMI from CPU 0 to CPUs 1: [ 164.716538][ C1] NMI backtrace for cpu 1 [ 164.716555][ C1] CPU: 1 PID: 1970 Comm: syz.2.514 Not tainted 6.1.145-syzkaller-1169966-g19fbea317851 #0 [ 164.716574][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 164.716588][ C1] RIP: 0010:tipc_sk_rcv+0x40e/0x2cc0 [ 164.716616][ C1] Code: 00 eb 1a e8 44 9c a6 fc 49 bd 00 00 00 00 00 fc ff df 4c 8b a4 24 d8 00 00 00 41 89 df 48 8b bc 24 e8 00 00 00 e8 e2 f3 26 00 <4c> 89 e7 44 89 fe e8 a7 28 00 00 48 85 c0 0f 84 d3 18 00 00 49 89 [ 164.716631][ C1] RSP: 0018:ffffc90002e86740 EFLAGS: 00000202 [ 164.716647][ C1] RAX: 0000000000000201 RBX: ffff8881127adb80 RCX: 0000000000000200 [ 164.716658][ C1] RDX: 0000000000000000 RSI: 0000000000000201 RDI: 00000000ffffffff [ 164.716669][ C1] RBP: ffffc90002e869d0 R08: 0000000000000004 R09: 0000000000000003 [ 164.716681][ C1] R10: fffff520005d0cd8 R11: 1ffff920005d0cd8 R12: ffff88811c292300 [ 164.716693][ C1] R13: dffffc0000000000 R14: ffffc90002e86bc0 R15: 0000000057bc534d [ 164.716706][ C1] FS: 00007f683bf446c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 164.716721][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 164.716733][ C1] CR2: 00007f683bf43f98 CR3: 000000012d0a0000 CR4: 00000000003506a0 [ 164.716758][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 164.716768][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 164.716779][ C1] Call Trace: [ 164.716784][ C1] [ 164.716790][ C1] ? stack_trace_save+0x98/0xe0 [ 164.716812][ C1] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 164.716837][ C1] ? __stack_depot_save+0x445/0x480 [ 164.716864][ C1] ? kasan_set_track+0x60/0x70 [ 164.716881][ C1] ? kasan_set_track+0x4b/0x70 [ 164.716896][ C1] ? ____kasan_slab_free+0x132/0x180 [ 164.716915][ C1] ? tipc_node_xmit+0x257/0xd00 [ 164.716935][ C1] ? tipc_sk_backlog_rcv+0x16f/0x1f0 [ 164.716959][ C1] ? __release_sock+0x154/0x380 [ 164.716977][ C1] ? sockopt_release_sock+0x95/0x1f0 [ 164.717003][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 164.717024][ C1] ? do_syscall_64+0x4c/0xa0 [ 164.717049][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 164.717071][ C1] tipc_node_xmit+0x257/0xd00 [ 164.717090][ C1] ? kasan_quarantine_put+0x34/0x190 [ 164.717117][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 164.717135][ C1] ? ____kasan_slab_free+0x13d/0x180 [ 164.717154][ C1] ? __kasan_slab_free+0x11/0x20 [ 164.717171][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 164.717200][ C1] ? kfree_skbmem+0x10c/0x180 [ 164.717224][ C1] tipc_node_distr_xmit+0x292/0x390 [ 164.717245][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 164.717267][ C1] tipc_sk_rcv+0x1aa3/0x2cc0 [ 164.717296][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 164.717321][ C1] tipc_node_xmit+0x257/0xd00 [ 164.717341][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 164.717364][ C1] tipc_sk_push_backlog+0x4dd/0x790 [ 164.717389][ C1] tipc_sk_proto_rcv+0x98d/0x1580 [ 164.717415][ C1] ? tipc_sk_filter_rcv+0x2c80/0x2c80 [ 164.717439][ C1] ? unwind_get_return_address+0x4d/0x90 [ 164.717458][ C1] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 164.717494][ C1] ? arch_stack_walk+0x10/0x150 [ 164.717522][ C1] tipc_sk_filter_rcv+0x2a93/0x2c80 [ 164.717546][ C1] ? stack_trace_save+0x98/0xe0 [ 164.717566][ C1] ? __stack_depot_save+0x36/0x480 [ 164.717590][ C1] ? ____kasan_slab_free+0x132/0x180 [ 164.717607][ C1] ? __kasan_slab_free+0x11/0x20 [ 164.717625][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 164.717647][ C1] ? __kmem_cache_free+0xb7/0x1b0 [ 164.717668][ C1] ? kasan_set_track+0x60/0x70 [ 164.717683][ C1] ? kasan_set_track+0x4b/0x70 [ 164.717699][ C1] ? kasan_save_free_info+0x31/0x50 [ 164.717721][ C1] ? ____kasan_slab_free+0x132/0x180 [ 164.717738][ C1] ? __kasan_slab_free+0x11/0x20 [ 164.717762][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 164.717785][ C1] ? kmem_cache_free+0x12d/0x300 [ 164.717804][ C1] ? kfree_skbmem+0x10c/0x180 [ 164.717827][ C1] ? kfree_skb_reason+0xdc/0x230 [ 164.717850][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 164.717870][ C1] ? tipc_sk_filter_rcv+0xbf3/0x2c80 [ 164.717894][ C1] ? tipc_sk_backlog_rcv+0x109/0x1f0 [ 164.717918][ C1] ? __release_sock+0x154/0x380 [ 164.717934][ C1] ? sk_setsockopt+0x1355/0x2590 [ 164.717959][ C1] ? sock_setsockopt+0x5a/0x70 [ 164.717983][ C1] ? __x64_sys_setsockopt+0xbf/0xd0 [ 164.717998][ C1] ? x64_sys_call+0x124/0x9a0 [ 164.718018][ C1] ? do_syscall_64+0x4c/0xa0 [ 164.718042][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 164.718061][ C1] ? tipc_sk_publish+0x440/0x440 [ 164.718085][ C1] ? __kasan_check_write+0x14/0x20 [ 164.718109][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 164.718135][ C1] tipc_sk_rcv+0x7d9/0x2cc0 [ 164.718162][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 164.718183][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 164.718207][ C1] ? tipc_sk_filter_rcv+0x2a1c/0x2c80 [ 164.718232][ C1] tipc_node_xmit+0x257/0xd00 [ 164.718253][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 164.718275][ C1] tipc_node_distr_xmit+0x292/0x390 [ 164.718296][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 164.718318][ C1] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 164.718343][ C1] ? __cfi_tipc_sk_backlog_rcv+0x10/0x10 [ 164.718370][ C1] __release_sock+0x154/0x380 [ 164.718389][ C1] sockopt_release_sock+0x95/0x1f0 [ 164.718414][ C1] sk_setsockopt+0x1355/0x2590 [ 164.718440][ C1] ? __cfi_sk_setsockopt+0x10/0x10 [ 164.718465][ C1] ? selinux_socket_setsockopt+0x21c/0x300 [ 164.718490][ C1] ? handle_mm_fault+0x17be/0x2640 [ 164.718516][ C1] ? __fget_files+0x2d5/0x330 [ 164.718542][ C1] sock_setsockopt+0x5a/0x70 [ 164.718567][ C1] __sys_setsockopt+0x270/0x4e0 [ 164.718583][ C1] ? __cfi___sys_setsockopt+0x10/0x10 [ 164.718600][ C1] ? do_user_addr_fault+0x9ac/0x1050 [ 164.718624][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 164.718641][ C1] x64_sys_call+0x124/0x9a0 [ 164.718660][ C1] do_syscall_64+0x4c/0xa0 [ 164.718684][ C1] ? clear_bhb_loop+0x30/0x80 [ 164.718701][ C1] ? clear_bhb_loop+0x30/0x80 [ 164.718724][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 164.718748][ C1] RIP: 0033:0x7f683b18cda9 [ 164.718771][ C1] 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 [ 164.718785][ C1] RSP: 002b:00007f683bf44038 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 164.718801][ C1] RAX: ffffffffffffffda RBX: 00007f683b3a6080 RCX: 00007f683b18cda9 [ 164.718813][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 164.718823][ C1] RBP: 00007f683b20e2a0 R08: 0000000000000004 R09: 0000000000000000 [ 164.718834][ C1] R10: 0000000020000540 R11: 0000000000000246 R12: 0000000000000000 [ 164.718845][ C1] R13: 0000000000000001 R14: 00007f683b3a6080 R15: 00007ffc728ea128 [ 164.718859][ C1] [ 164.719636][ C0] CPU: 0 PID: 1969 Comm: syz.2.514 Not tainted 6.1.145-syzkaller-1169966-g19fbea317851 #0 [ 165.395620][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 165.405709][ C0] RIP: 0010:kvm_wait+0xf2/0x140 [ 165.410699][ C0] Code: ab 13 04 f4 eb 9a fa 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0 75 3f 0f b6 07 40 38 f0 75 10 66 90 0f 00 2d b0 ab 13 04 fb f4 71 ff ff ff fb e9 6b ff ff ff e8 ae 18 b5 03 89 f9 80 e1 07 38 [ 165.430405][ C0] RSP: 0018:ffffc90002e9f680 EFLAGS: 00000246 [ 165.436516][ C0] RAX: 0000000000000003 RBX: ffff8881152b3298 RCX: ffffffff84f075a2 [ 165.444520][ C0] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff8881152b3298 [ 165.452535][ C0] RBP: ffffc90002e9f710 R08: dffffc0000000000 R09: ffffed1022a56654 [ 165.460520][ C0] R10: ffffed1022a56654 R11: 1ffff11022a56653 R12: 1ffff1103ee00001 [ 165.468524][ C0] R13: ffff8881f7038c94 R14: dffffc0000000000 R15: 1ffff920005d3ed0 [ 165.476595][ C0] FS: 00007f683bf656c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 165.485538][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.492148][ C0] CR2: 0000000020000000 CR3: 000000012d0a0000 CR4: 00000000003506b0 [ 165.500154][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 165.508142][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 165.516133][ C0] Call Trace: [ 165.519447][ C0] [ 165.522445][ C0] ? __cfi_kvm_wait+0x10/0x10 [ 165.527174][ C0] ? __pv_queued_spin_lock_slowpath+0x632/0xc40 [ 165.533433][ C0] __pv_queued_spin_lock_slowpath+0x690/0xc40 [ 165.539545][ C0] ? __cfi___pv_queued_spin_lock_slowpath+0x10/0x10 [ 165.546149][ C0] ? avc_has_perm+0x158/0x240 [ 165.550852][ C0] queued_spin_lock_slowpath+0x47/0x50 [ 165.556338][ C0] _raw_spin_lock_bh+0xd8/0xe0 [ 165.561126][ C0] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 165.566607][ C0] lock_sock_nested+0x92/0x280 [ 165.571393][ C0] ? __cfi_lock_sock_nested+0x10/0x10 [ 165.576783][ C0] ? _raw_spin_lock_bh+0x8e/0xe0 [ 165.581746][ C0] ? _raw_spin_unlock_bh+0x50/0x60 [ 165.586884][ C0] tipc_sendstream+0x47/0x70 [ 165.591507][ C0] ? __cfi_tipc_sendstream+0x10/0x10 [ 165.596813][ C0] ____sys_sendmsg+0x5a9/0x990 [ 165.601595][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 165.606629][ C0] ? import_iovec+0x7c/0xb0 [ 165.611148][ C0] ___sys_sendmsg+0x21c/0x290 [ 165.615837][ C0] ? __sys_sendmsg+0x270/0x270 [ 165.620708][ C0] ? __fdget+0x19c/0x220 [ 165.625067][ C0] __x64_sys_sendmsg+0x1f0/0x2c0 [ 165.630103][ C0] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 165.635574][ C0] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 165.641660][ C0] x64_sys_call+0x171/0x9a0 [ 165.646188][ C0] do_syscall_64+0x4c/0xa0 [ 165.650624][ C0] ? clear_bhb_loop+0x30/0x80 [ 165.655323][ C0] ? clear_bhb_loop+0x30/0x80 [ 165.660011][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 165.665915][ C0] RIP: 0033:0x7f683b18cda9 [ 165.670340][ C0] 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 [ 165.690389][ C0] RSP: 002b:00007f683bf65038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 165.698814][ C0] RAX: ffffffffffffffda RBX: 00007f683b3a5fa0 RCX: 00007f683b18cda9 [ 165.706889][ C0] RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000000000004 [ 165.714871][ C0] RBP: 00007f683b20e2a0 R08: 0000000000000000 R09: 0000000000000000 [ 165.722940][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 165.730919][ C0] R13: 0000000000000000 R14: 00007f683b3a5fa0 R15: 00007ffc728ea128 [ 165.738989][ C0] [ 165.742025][ C0] Sending NMI from CPU 0 to CPUs 1: [ 165.747235][ C1] NMI backtrace for cpu 1 [ 165.747245][ C1] CPU: 1 PID: 1970 Comm: syz.2.514 Not tainted 6.1.145-syzkaller-1169966-g19fbea317851 #0 [ 165.747263][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 165.747272][ C1] RIP: 0010:tipc_sk_rcv+0x411/0x2cc0 [ 165.747299][ C1] Code: e8 44 9c a6 fc 49 bd 00 00 00 00 00 fc ff df 4c 8b a4 24 d8 00 00 00 41 89 df 48 8b bc 24 e8 00 00 00 e8 e2 f3 26 00 4c 89 e7 <44> 89 fe e8 a7 28 00 00 48 85 c0 0f 84 d3 18 00 00 49 89 c4 48 89 [ 165.747313][ C1] RSP: 0018:ffffc90002e86740 EFLAGS: 00000202 [ 165.747328][ C1] RAX: 0000000000000201 RBX: ffff8881127adb80 RCX: 0000000000000200 [ 165.747340][ C1] RDX: 0000000000000000 RSI: 0000000000000201 RDI: ffff88811c292300 [ 165.747351][ C1] RBP: ffffc90002e869d0 R08: 0000000000000004 R09: 0000000000000003 [ 165.747362][ C1] R10: fffff520005d0cd8 R11: 1ffff920005d0cd8 R12: ffff88811c292300 [ 165.747375][ C1] R13: dffffc0000000000 R14: ffffc90002e86bc0 R15: 0000000057bc534d [ 165.747387][ C1] FS: 00007f683bf446c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 165.747402][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 165.747414][ C1] CR2: 00007f683bf43f98 CR3: 000000012d0a0000 CR4: 00000000003506a0 [ 165.747430][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 165.747439][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 165.747450][ C1] Call Trace: [ 165.747455][ C1] [ 165.747461][ C1] ? stack_trace_save+0x98/0xe0 [ 165.747489][ C1] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 165.747514][ C1] ? __stack_depot_save+0x445/0x480 [ 165.747541][ C1] ? kasan_set_track+0x60/0x70 [ 165.747558][ C1] ? kasan_set_track+0x4b/0x70 [ 165.747573][ C1] ? ____kasan_slab_free+0x132/0x180 [ 165.747591][ C1] ? tipc_node_xmit+0x257/0xd00 [ 165.747611][ C1] ? tipc_sk_backlog_rcv+0x16f/0x1f0 [ 165.747635][ C1] ? __release_sock+0x154/0x380 [ 165.747652][ C1] ? sockopt_release_sock+0x95/0x1f0 [ 165.747678][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 165.747699][ C1] ? do_syscall_64+0x4c/0xa0 [ 165.747724][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 165.747746][ C1] tipc_node_xmit+0x257/0xd00 [ 165.747765][ C1] ? kasan_quarantine_put+0x34/0x190 [ 165.747792][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 165.747810][ C1] ? ____kasan_slab_free+0x13d/0x180 [ 165.747828][ C1] ? __kasan_slab_free+0x11/0x20 [ 165.747845][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 165.747870][ C1] ? kfree_skbmem+0x10c/0x180 [ 165.747894][ C1] tipc_node_distr_xmit+0x292/0x390 [ 165.747915][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 165.747937][ C1] tipc_sk_rcv+0x1aa3/0x2cc0 [ 165.747966][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 165.747991][ C1] tipc_node_xmit+0x257/0xd00 [ 165.748012][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 165.748034][ C1] tipc_sk_push_backlog+0x4dd/0x790 [ 165.748059][ C1] tipc_sk_proto_rcv+0x98d/0x1580 [ 165.748085][ C1] ? tipc_sk_filter_rcv+0x2c80/0x2c80 [ 165.748109][ C1] ? unwind_get_return_address+0x4d/0x90 [ 165.748128][ C1] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 165.748149][ C1] ? arch_stack_walk+0x10/0x150 [ 165.748176][ C1] tipc_sk_filter_rcv+0x2a93/0x2c80 [ 165.748200][ C1] ? stack_trace_save+0x98/0xe0 [ 165.748220][ C1] ? __stack_depot_save+0x36/0x480 [ 165.748243][ C1] ? ____kasan_slab_free+0x132/0x180 [ 165.748261][ C1] ? __kasan_slab_free+0x11/0x20 [ 165.748278][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 165.748300][ C1] ? __kmem_cache_free+0xb7/0x1b0 [ 165.748320][ C1] ? kasan_set_track+0x60/0x70 [ 165.748336][ C1] ? kasan_set_track+0x4b/0x70 [ 165.748351][ C1] ? kasan_save_free_info+0x31/0x50 [ 165.748373][ C1] ? ____kasan_slab_free+0x132/0x180 [ 165.748390][ C1] ? __kasan_slab_free+0x11/0x20 [ 165.748407][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 165.748429][ C1] ? kmem_cache_free+0x12d/0x300 [ 165.748448][ C1] ? kfree_skbmem+0x10c/0x180 [ 165.748477][ C1] ? kfree_skb_reason+0xdc/0x230 [ 165.748500][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 165.748520][ C1] ? tipc_sk_filter_rcv+0xbf3/0x2c80 [ 165.748544][ C1] ? tipc_sk_backlog_rcv+0x109/0x1f0 [ 165.748567][ C1] ? __release_sock+0x154/0x380 [ 165.748584][ C1] ? sk_setsockopt+0x1355/0x2590 [ 165.748608][ C1] ? sock_setsockopt+0x5a/0x70 [ 165.748632][ C1] ? __x64_sys_setsockopt+0xbf/0xd0 [ 165.748648][ C1] ? x64_sys_call+0x124/0x9a0 [ 165.748667][ C1] ? do_syscall_64+0x4c/0xa0 [ 165.748691][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 165.748711][ C1] ? tipc_sk_publish+0x440/0x440 [ 165.748736][ C1] ? __kasan_check_write+0x14/0x20 [ 165.748759][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 165.748786][ C1] tipc_sk_rcv+0x7d9/0x2cc0 [ 165.748813][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 165.748833][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 165.748857][ C1] ? tipc_sk_filter_rcv+0x2a1c/0x2c80 [ 165.748882][ C1] tipc_node_xmit+0x257/0xd00 [ 165.748903][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 165.748925][ C1] tipc_node_distr_xmit+0x292/0x390 [ 165.748946][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 165.748968][ C1] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 165.748993][ C1] ? __cfi_tipc_sk_backlog_rcv+0x10/0x10 [ 165.749020][ C1] __release_sock+0x154/0x380 [ 165.749039][ C1] sockopt_release_sock+0x95/0x1f0 [ 165.749064][ C1] sk_setsockopt+0x1355/0x2590 [ 165.749090][ C1] ? __cfi_sk_setsockopt+0x10/0x10 [ 165.749115][ C1] ? selinux_socket_setsockopt+0x21c/0x300 [ 165.749140][ C1] ? handle_mm_fault+0x17be/0x2640 [ 165.749165][ C1] ? __fget_files+0x2d5/0x330 [ 165.749191][ C1] sock_setsockopt+0x5a/0x70 [ 165.749216][ C1] __sys_setsockopt+0x270/0x4e0 [ 165.749232][ C1] ? __cfi___sys_setsockopt+0x10/0x10 [ 165.749249][ C1] ? do_user_addr_fault+0x9ac/0x1050 [ 165.749272][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 165.749288][ C1] x64_sys_call+0x124/0x9a0 [ 165.749307][ C1] do_syscall_64+0x4c/0xa0 [ 165.749331][ C1] ? clear_bhb_loop+0x30/0x80 [ 165.749348][ C1] ? clear_bhb_loop+0x30/0x80 [ 165.749366][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 165.749384][ C1] RIP: 0033:0x7f683b18cda9 [ 165.749397][ C1] 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 [ 165.749410][ C1] RSP: 002b:00007f683bf44038 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 165.749426][ C1] RAX: ffffffffffffffda RBX: 00007f683b3a6080 RCX: 00007f683b18cda9 [ 165.749438][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 165.749448][ C1] RBP: 00007f683b20e2a0 R08: 0000000000000004 R09: 0000000000000000 [ 165.749458][ C1] R10: 0000000020000540 R11: 0000000000000246 R12: 0000000000000000 [ 165.749476][ C1] R13: 0000000000000001 R14: 00007f683b3a6080 R15: 00007ffc728ea128 [ 165.749490][ C1] [ 309.215818][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 245s! [syz.2.514:1970] [ 309.224074][ C1] Modules linked in: [ 309.227978][ C1] CPU: 1 PID: 1970 Comm: syz.2.514 Not tainted 6.1.145-syzkaller-1169966-g19fbea317851 #0 [ 309.237877][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 309.247958][ C1] RIP: 0010:__kasan_check_read+0x0/0x20 [ 309.253546][ C1] Code: 47 86 eb 0a 48 c7 c7 2d 5a 3d 86 48 89 de e8 cf 29 31 03 45 31 ff eb d1 00 00 90 90 90 90 90 90 90 90 90 90 90 b8 f1 16 b4 ef <55> 48 89 e5 89 f6 48 8b 4d 08 31 d2 e8 df e7 ff ff 5d c3 66 2e 0f [ 309.273594][ C1] RSP: 0018:ffffc90002e86698 EFLAGS: 00000202 [ 309.279686][ C1] RAX: 0000000000000402 RBX: ffff8881152b3298 RCX: ffffffff8796d003 [ 309.287863][ C1] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881152b3298 [ 309.295936][ C1] RBP: ffffc90002e86730 R08: dffffc0000000000 R09: ffffed1022a56651 [ 309.303916][ C1] R10: ffffed1022a56651 R11: 1ffff11022a56650 R12: dffffc0000000000 [ 309.311886][ C1] R13: 1ffff920005d0cd4 R14: ffffffff84c962ae R15: 0000000057bc534d [ 309.319857][ C1] FS: 00007f683bf446c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 309.328786][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 309.335393][ C1] CR2: 00007f683bf43f98 CR3: 000000012d0a0000 CR4: 00000000003506a0 [ 309.343359][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 309.351349][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 309.359315][ C1] Call Trace: [ 309.362607][ C1] [ 309.365531][ C1] ? _raw_spin_trylock_bh+0x7b/0x130 [ 309.370829][ C1] ? __cfi__raw_spin_trylock_bh+0x10/0x10 [ 309.376585][ C1] ? tipc_node_distr_xmit+0xd/0x390 [ 309.381801][ C1] tipc_sk_rcv+0x43e/0x2cc0 [ 309.386438][ C1] ? stack_trace_save+0x98/0xe0 [ 309.391315][ C1] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 309.397132][ C1] ? __stack_depot_save+0x445/0x480 [ 309.402385][ C1] ? kasan_set_track+0x60/0x70 [ 309.407156][ C1] ? kasan_set_track+0x4b/0x70 [ 309.412021][ C1] ? ____kasan_slab_free+0x132/0x180 [ 309.417308][ C1] ? tipc_node_xmit+0x257/0xd00 [ 309.422165][ C1] ? tipc_sk_backlog_rcv+0x16f/0x1f0 [ 309.427460][ C1] ? __release_sock+0x154/0x380 [ 309.432311][ C1] ? sockopt_release_sock+0x95/0x1f0 [ 309.437599][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 309.442539][ C1] ? do_syscall_64+0x4c/0xa0 [ 309.447129][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 309.453215][ C1] tipc_node_xmit+0x257/0xd00 [ 309.457893][ C1] ? kasan_quarantine_put+0x34/0x190 [ 309.463213][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 309.468505][ C1] ? ____kasan_slab_free+0x13d/0x180 [ 309.473792][ C1] ? __kasan_slab_free+0x11/0x20 [ 309.478724][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 309.484274][ C1] ? kfree_skbmem+0x10c/0x180 [ 309.488957][ C1] tipc_node_distr_xmit+0x292/0x390 [ 309.494156][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 309.499977][ C1] tipc_sk_rcv+0x1aa3/0x2cc0 [ 309.504573][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 309.509522][ C1] tipc_node_xmit+0x257/0xd00 [ 309.514427][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 309.519636][ C1] tipc_sk_push_backlog+0x4dd/0x790 [ 309.524844][ C1] tipc_sk_proto_rcv+0x98d/0x1580 [ 309.529871][ C1] ? tipc_sk_filter_rcv+0x2c80/0x2c80 [ 309.535245][ C1] ? unwind_get_return_address+0x4d/0x90 [ 309.540900][ C1] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 309.547055][ C1] ? arch_stack_walk+0x10/0x150 [ 309.551927][ C1] tipc_sk_filter_rcv+0x2a93/0x2c80 [ 309.557127][ C1] ? stack_trace_save+0x98/0xe0 [ 309.561993][ C1] ? __stack_depot_save+0x36/0x480 [ 309.567118][ C1] ? ____kasan_slab_free+0x132/0x180 [ 309.572444][ C1] ? __kasan_slab_free+0x11/0x20 [ 309.577630][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 309.583209][ C1] ? __kmem_cache_free+0xb7/0x1b0 [ 309.588237][ C1] ? kasan_set_track+0x60/0x70 [ 309.593003][ C1] ? kasan_set_track+0x4b/0x70 [ 309.597783][ C1] ? kasan_save_free_info+0x31/0x50 [ 309.602985][ C1] ? ____kasan_slab_free+0x132/0x180 [ 309.608317][ C1] ? __kasan_slab_free+0x11/0x20 [ 309.613380][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 309.618950][ C1] ? kmem_cache_free+0x12d/0x300 [ 309.623889][ C1] ? kfree_skbmem+0x10c/0x180 [ 309.628567][ C1] ? kfree_skb_reason+0xdc/0x230 [ 309.633509][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 309.638542][ C1] ? tipc_sk_filter_rcv+0xbf3/0x2c80 [ 309.643834][ C1] ? tipc_sk_backlog_rcv+0x109/0x1f0 [ 309.649133][ C1] ? __release_sock+0x154/0x380 [ 309.654002][ C1] ? sk_setsockopt+0x1355/0x2590 [ 309.658943][ C1] ? sock_setsockopt+0x5a/0x70 [ 309.663732][ C1] ? __x64_sys_setsockopt+0xbf/0xd0 [ 309.668926][ C1] ? x64_sys_call+0x124/0x9a0 [ 309.673604][ C1] ? do_syscall_64+0x4c/0xa0 [ 309.678206][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 309.684317][ C1] ? tipc_sk_publish+0x440/0x440 [ 309.689263][ C1] ? __kasan_check_write+0x14/0x20 [ 309.694384][ C1] ? _raw_spin_lock_bh+0x8e/0xe0 [ 309.699594][ C1] tipc_sk_rcv+0x7d9/0x2cc0 [ 309.704115][ C1] ? tipc_msg_reverse+0x6db/0x940 [ 309.709176][ C1] ? __cfi_tipc_sk_rcv+0x10/0x10 [ 309.714120][ C1] ? tipc_sk_filter_rcv+0x2a1c/0x2c80 [ 309.719600][ C1] tipc_node_xmit+0x257/0xd00 [ 309.724281][ C1] ? __cfi_tipc_node_xmit+0x10/0x10 [ 309.729492][ C1] tipc_node_distr_xmit+0x292/0x390 [ 309.734698][ C1] ? __cfi_tipc_node_distr_xmit+0x10/0x10 [ 309.740418][ C1] tipc_sk_backlog_rcv+0x16f/0x1f0 [ 309.745573][ C1] ? __cfi_tipc_sk_backlog_rcv+0x10/0x10 [ 309.751207][ C1] __release_sock+0x154/0x380 [ 309.755883][ C1] sockopt_release_sock+0x95/0x1f0 [ 309.760998][ C1] sk_setsockopt+0x1355/0x2590 [ 309.765785][ C1] ? __cfi_sk_setsockopt+0x10/0x10 [ 309.770902][ C1] ? selinux_socket_setsockopt+0x21c/0x300 [ 309.776799][ C1] ? handle_mm_fault+0x17be/0x2640 [ 309.782214][ C1] ? __fget_files+0x2d5/0x330 [ 309.786906][ C1] sock_setsockopt+0x5a/0x70 [ 309.791520][ C1] __sys_setsockopt+0x270/0x4e0 [ 309.796592][ C1] ? __cfi___sys_setsockopt+0x10/0x10 [ 309.802068][ C1] ? do_user_addr_fault+0x9ac/0x1050 [ 309.807374][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 309.812482][ C1] x64_sys_call+0x124/0x9a0 [ 309.817000][ C1] do_syscall_64+0x4c/0xa0 [ 309.821432][ C1] ? clear_bhb_loop+0x30/0x80 [ 309.826113][ C1] ? clear_bhb_loop+0x30/0x80 [ 309.830794][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 309.836778][ C1] RIP: 0033:0x7f683b18cda9 [ 309.841217][ C1] 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 [ 309.860827][ C1] RSP: 002b:00007f683bf44038 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 309.869242][ C1] RAX: ffffffffffffffda RBX: 00007f683b3a6080 RCX: 00007f683b18cda9 [ 309.877392][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 309.885448][ C1] RBP: 00007f683b20e2a0 R08: 0000000000000004 R09: 0000000000000000 [ 309.893414][ C1] R10: 0000000020000540 R11: 0000000000000246 R12: 0000000000000000 [ 309.901376][ C1] R13: 0000000000000001 R14: 00007f683b3a6080 R15: 00007ffc728ea128 [ 309.909439][ C1] [ 309.912484][ C1] Sending NMI from CPU 1 to CPUs 0: [ 309.917696][ C0] NMI backtrace for cpu 0 [ 309.917712][ C0] CPU: 0 PID: 1969 Comm: syz.2.514 Not tainted 6.1.145-syzkaller-1169966-g19fbea317851 #0 [ 309.917731][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 309.917740][ C0] RIP: 0010:__pv_queued_spin_lock_slowpath+0x591/0xc40 [ 309.917765][ C0] Code: 0f 85 33 01 00 00 41 c6 45 00 00 41 0f b6 04 17 84 c0 0f 85 46 01 00 00 48 8b 44 24 10 c6 00 01 41 bd 00 80 ff ff eb 07 f3 90 <41> ff c5 74 5b 41 0f b6 04 16 84 c0 75 35 80 3b 00 75 eb 48 89 df [ 309.917779][ C0] RSP: 0018:ffffc90002e9f720 EFLAGS: 00000206 [ 309.917795][ C0] RAX: 0000000000000000 RBX: ffff8881152b3298 RCX: ffffffff84f075a2 [ 309.917807][ C0] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff8881152b3298 [ 309.917819][ C0] RBP: ffffc90002e9f810 R08: dffffc0000000000 R09: ffffed1022a56654 [ 309.917832][ C0] R10: ffffed1022a56654 R11: 1ffff11022a56653 R12: 1ffff1103ee00001 [ 309.917845][ C0] R13: 00000000ffff998b R14: 1ffff11022a56653 R15: 1ffff11022a56653 [ 309.917858][ C0] FS: 00007f683bf656c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 309.917873][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 309.917885][ C0] CR2: 0000000020000000 CR3: 000000012d0a0000 CR4: 00000000003506b0 [ 309.917900][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 309.917910][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 309.917920][ C0] Call Trace: [ 309.917925][ C0] [ 309.917934][ C0] ? __cfi___pv_queued_spin_lock_slowpath+0x10/0x10 [ 309.917953][ C0] ? avc_has_perm+0x158/0x240 [ 309.917975][ C0] queued_spin_lock_slowpath+0x47/0x50 [ 309.918002][ C0] _raw_spin_lock_bh+0xd8/0xe0 [ 309.918026][ C0] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 309.918052][ C0] lock_sock_nested+0x92/0x280 [ 309.918074][ C0] ? __cfi_lock_sock_nested+0x10/0x10 [ 309.918093][ C0] ? _raw_spin_lock_bh+0x8e/0xe0 [ 309.918119][ C0] ? _raw_spin_unlock_bh+0x50/0x60 [ 309.918145][ C0] tipc_sendstream+0x47/0x70 [ 309.918160][ C0] ? __cfi_tipc_sendstream+0x10/0x10 [ 309.918186][ C0] ____sys_sendmsg+0x5a9/0x990 [ 309.918204][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 309.918223][ C0] ? import_iovec+0x7c/0xb0 [ 309.918243][ C0] ___sys_sendmsg+0x21c/0x290 [ 309.918260][ C0] ? __sys_sendmsg+0x270/0x270 [ 309.918285][ C0] ? __fdget+0x19c/0x220 [ 309.918310][ C0] __x64_sys_sendmsg+0x1f0/0x2c0 [ 309.918327][ C0] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 309.918354][ C0] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 309.918376][ C0] x64_sys_call+0x171/0x9a0 [ 309.918396][ C0] do_syscall_64+0x4c/0xa0 [ 309.918421][ C0] ? clear_bhb_loop+0x30/0x80 [ 309.918439][ C0] ? clear_bhb_loop+0x30/0x80 [ 309.918457][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 309.918474][ C0] RIP: 0033:0x7f683b18cda9 [ 309.918487][ C0] 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 [ 309.918500][ C0] RSP: 002b:00007f683bf65038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 309.918517][ C0] RAX: ffffffffffffffda RBX: 00007f683b3a5fa0 RCX: 00007f683b18cda9 [ 309.918529][ C0] RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000000000004 [ 309.918540][ C0] RBP: 00007f683b20e2a0 R08: 0000000000000000 R09: 0000000000000000 [ 309.918550][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 309.918560][ C0] R13: 0000000000000000 R14: 00007f683b3a5fa0 R15: 00007ffc728ea128 [ 309.918575][ C0]