[ 4362.140841][ T8330] veth0: renamed from veth1 [ 4365.717285][ C3] [ 4365.717486][ C3] ================================ [ 4365.717671][ C3] WARNING: inconsistent lock state [ 4365.717850][ C3] 6.13.0-rc5-virtme #1 Not tainted [ 4365.718033][ C3] -------------------------------- [ 4365.718239][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 4365.718475][ C3] socat/8366 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 4365.718713][ C3] ffffffffabb304a0 (fs_reclaim){+.?.}-{0:0}, at: kmem_cache_alloc_node_noprof+0x43/0x360 [ 4365.719071][ C3] {SOFTIRQ-ON-W} state was registered at: [ 4365.719259][ C3] __lock_acquire+0x82c/0x1680 [ 4365.719452][ C3] lock_acquire.part.0+0xeb/0x330 [ 4365.719643][ C3] fs_reclaim_acquire+0x107/0x150 [ 4365.719838][ C3] __kmalloc_cache_noprof+0x3a/0x390 [ 4365.720026][ C3] __kthread_create_worker+0x4d/0x1b0 [ 4365.720216][ C3] kthread_create_worker+0xb9/0xf0 [ 4365.720408][ C3] workqueue_init+0x25/0x900 [ 4365.720603][ C3] kernel_init_freeable+0x152/0x310 [ 4365.720798][ C3] kernel_init+0x20/0x200 [ 4365.720987][ C3] ret_from_fork+0x31/0x70 [ 4365.721187][ C3] ret_from_fork_asm+0x1a/0x30 [ 4365.721375][ C3] irq event stamp: 42948 [ 4365.721516][ C3] hardirqs last enabled at (42948): [] __local_bh_enable_ip+0xa6/0x120 [ 4365.721840][ C3] hardirqs last disabled at (42947): [] __local_bh_enable_ip+0xcf/0x120 [ 4365.722167][ C3] softirqs last enabled at (42560): [] __dev_queue_xmit+0x7aa/0x18d0 [ 4365.722510][ C3] softirqs last disabled at (42561): [] do_softirq+0x4d/0xa0 [ 4365.722831][ C3] [ 4365.722831][ C3] other info that might help us debug this: [ 4365.723104][ C3] Possible unsafe locking scenario: [ 4365.723104][ C3] [ 4365.723384][ C3] CPU0 [ 4365.723523][ C3] ---- [ 4365.723674][ C3] lock(fs_reclaim); [ 4365.723813][ C3] [ 4365.723950][ C3] lock(fs_reclaim); [ 4365.724090][ C3] [ 4365.724090][ C3] *** DEADLOCK *** [ 4365.724090][ C3] [ 4365.724356][ C3] 6 locks held by socat/8366: [ 4365.724539][ C3] #0: ffff888017bf0298 (sk_lock-AF_INET){+.+.}-{0:0}, at: inet_stream_connect+0x43/0xa0 [ 4365.724873][ C3] #1: ffffffffab96d0e0 (rcu_read_lock){....}-{1:3}, at: __ip_queue_xmit+0x5e/0x1580 [ 4365.725213][ C3] #2: ffffffffab96d0e0 (rcu_read_lock){....}-{1:3}, at: ip_finish_output2+0x2cc/0x1860 [ 4365.725543][ C3] #3: ffffffffab96d0e0 (rcu_read_lock){....}-{1:3}, at: process_backlog+0x332/0x1180 [ 4365.725874][ C3] #4: ffffffffab96d0e0 (rcu_read_lock){....}-{1:3}, at: ip6_input_finish+0xef/0x260 [ 4365.726205][ C3] #5: ffffffffab96d0e0 (rcu_read_lock){....}-{1:3}, at: gro_cells_receive+0x4e/0x570 [ 4365.726546][ C3] [ 4365.726546][ C3] stack backtrace: [ 4365.726768][ C3] CPU: 3 UID: 0 PID: 8366 Comm: socat Not tainted 6.13.0-rc5-virtme #1 [ 4365.727047][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4365.727275][ C3] Call Trace: [ 4365.727415][ C3] [ 4365.727510][ C3] dump_stack_lvl+0x82/0xd0 [ 4365.727697][ C3] print_usage_bug.part.0+0x3a0/0x550 [ 4365.727882][ C3] ? arch_stack_walk+0xa2/0xf0 [ 4365.728071][ C3] mark_lock_irq+0x6b2/0xa10 [ 4365.728254][ C3] ? __pfx_mark_lock_irq+0x10/0x10 [ 4365.728440][ C3] ? stack_trace_save+0x94/0xd0 [ 4365.728626][ C3] ? __pfx_stack_trace_save+0x10/0x10 [ 4365.728808][ C3] ? save_trace+0x8f/0x5c0 [ 4365.729017][ C3] mark_lock+0x28d/0x3e0 [ 4365.729160][ C3] mark_usage+0xd9/0x2a0 [ 4365.729302][ C3] __lock_acquire+0x82c/0x1680 [ 4365.729491][ C3] lock_acquire.part.0+0xeb/0x330 [ 4365.729677][ C3] ? kmem_cache_alloc_node_noprof+0x43/0x360 [ 4365.729916][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 4365.730116][ C3] ? trace_lock_acquire+0x14c/0x1f0 [ 4365.730297][ C3] ? mark_lock+0x38/0x3e0 [ 4365.730435][ C3] ? lock_acquire+0x32/0xc0 [ 4365.730615][ C3] ? kmem_cache_alloc_node_noprof+0x43/0x360 [ 4365.730844][ C3] fs_reclaim_acquire+0x107/0x150 [ 4365.731027][ C3] ? kmem_cache_alloc_node_noprof+0x43/0x360 [ 4365.731256][ C3] kmem_cache_alloc_node_noprof+0x43/0x360 [ 4365.731498][ C3] ? __alloc_skb+0x215/0x2e0 [ 4365.731693][ C3] __alloc_skb+0x215/0x2e0 [ 4365.731891][ C3] ? __pfx___alloc_skb+0x10/0x10 [ 4365.732075][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 4365.732258][ C3] ? trace_lock_acquire+0x14c/0x1f0 [ 4365.732443][ C3] skb_copy+0x17f/0x380 [ 4365.732586][ C3] gro_cells_receive+0x41d/0x570 [ 4365.732769][ C3] __ip6_tnl_rcv+0x7c0/0x1260 [ 4365.732951][ C3] ? __pfx_ip4ip6_dscp_ecn_decapsulate+0x10/0x10 [ 4365.733204][ C3] gre_rcv+0x1e6/0x980 [ip6_gre] [ 4365.733396][ C3] ? ipv6_raw_deliver+0x3c2/0x8a0 [ 4365.733587][ C3] ? __pfx_gre_rcv+0x10/0x10 [ip6_gre] [ 4365.733777][ C3] ? ipv6_destopt_rcv+0x3ce/0xc10 [ 4365.733967][ C3] ? process_backlog+0x332/0x1180 [ 4365.734166][ C3] ? lock_acquire.part.0+0xeb/0x330 [ 4365.734351][ C3] ip6_protocol_deliver_rcu+0xb94/0x1310 [ 4365.734535][ C3] ? trace_lock_acquire+0x14c/0x1f0 [ 4365.734718][ C3] ? process_backlog+0x332/0x1180 [ 4365.734900][ C3] ip6_input_finish+0x120/0x260 [ 4365.735080][ C3] ip6_input+0xca/0x380 [ 4365.735216][ C3] ? __pfx_ip6_input+0x10/0x10 [ 4365.735408][ C3] ? ip6_rcv_core+0x9d1/0x1ad0 [ 4365.735595][ C3] ? process_backlog+0x332/0x1180 [ 4365.735777][ C3] ipv6_rcv+0x3f9/0x810 [ 4365.735914][ C3] ? __pfx_ipv6_rcv+0x10/0x10 [ 4365.736100][ C3] ? process_backlog+0x332/0x1180 [ 4365.736282][ C3] ? lock_acquire.part.0+0xeb/0x330 [ 4365.736464][ C3] ? process_backlog+0x332/0x1180 [ 4365.736647][ C3] ? __pfx_ipv6_rcv+0x10/0x10 [ 4365.736835][ C3] ? process_backlog+0x332/0x1180 [ 4365.737022][ C3] __netif_receive_skb_one_core+0x118/0x1b0 [ 4365.737252][ C3] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 4365.737482][ C3] ? lock_acquire+0x32/0xc0 [ 4365.737665][ C3] ? process_backlog+0x332/0x1180 [ 4365.737849][ C3] process_backlog+0x372/0x1180 [ 4365.738036][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 4365.738226][ C3] net_rx_action+0x50e/0xce0 [ 4365.738433][ C3] ? __pfx_net_rx_action+0x10/0x10 [ 4365.738617][ C3] ? mark_held_locks+0x9e/0xe0 [ 4365.738801][ C3] ? lockdep_hardirqs_on_prepare+0x12b/0x410 [ 4365.739038][ C3] ? __dev_queue_xmit+0x7aa/0x18d0 [ 4365.739244][ C3] handle_softirqs+0x1f6/0x5c0 [ 4365.739435][ C3] ? __dev_queue_xmit+0x7aa/0x18d0 [ 4365.739626][ C3] do_softirq+0x4d/0xa0 [ 4365.739768][ C3] [ 4365.739867][ C3] [ 4365.739963][ C3] __local_bh_enable_ip+0xf6/0x120 [ 4365.740161][ C3] ? __dev_queue_xmit+0x7aa/0x18d0 [ 4365.740346][ C3] __dev_queue_xmit+0x7bf/0x18d0 [ 4365.740530][ C3] ? find_held_lock+0x2c/0x110 [ 4365.740713][ C3] ? __lock_release+0x103/0x460 [ 4365.740897][ C3] ? ___neigh_create+0x853/0xf30 [ 4365.741089][ C3] ? __pfx___dev_queue_xmit+0x10/0x10 [ 4365.741273][ C3] ? mark_lock+0x38/0x3e0 [ 4365.741413][ C3] ? mark_held_locks+0x9e/0xe0 [ 4365.741596][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 4365.741826][ C3] ? ___neigh_create+0x853/0xf30 [ 4365.742009][ C3] ? __local_bh_enable_ip+0xa6/0x120 [ 4365.742193][ C3] ? ___neigh_create+0x853/0xf30 [ 4365.742381][ C3] ip_finish_output2+0x671/0x1860 [ 4365.742570][ C3] ? __pfx_ip_finish_output2+0x10/0x10 [ 4365.742754][ C3] ? __ip_finish_output+0x10f/0x760 [ 4365.742940][ C3] ip_output+0x174/0x4f0 [ 4365.743080][ C3] ? __ip_local_out+0x512/0x7f0 [ 4365.743264][ C3] ? __pfx_ip_output+0x10/0x10 [ 4365.743458][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 4365.743665][ C3] ? trace_lock_acquire+0x14c/0x1f0 [ 4365.743854][ C3] __ip_queue_xmit+0xe58/0x1580 [ 4365.744041][ C3] __tcp_transmit_skb+0x2365/0x2f50 [ 4365.744238][ C3] ? find_held_lock+0x2c/0x110 [ 4365.744420][ C3] ? __pfx___tcp_transmit_skb+0x10/0x10 [ 4365.744601][ C3] ? tcp_call_bpf+0x203/0x2e0 [ 4365.744785][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 4365.745018][ C3] tcp_connect+0xcf6/0x1200 [ 4365.745201][ C3] tcp_v4_connect+0x119e/0x1900 [ 4365.745385][ C3] ? __pfx_tcp_v4_connect+0x10/0x10 [ 4365.745567][ C3] ? mark_lock+0x38/0x3e0 [ 4365.745707][ C3] __inet_stream_connect+0x272/0x9f0 [ 4365.745889][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 4365.746114][ C3] ? __pfx_inet_stream_connect+0x10/0x10 [ 4365.746299][ C3] inet_stream_connect+0x57/0xa0 [ 4365.746481][ C3] __sys_connect+0x1a6/0x270 [ 4365.746665][ C3] ? __pfx___sys_connect+0x10/0x10 [ 4365.746846][ C3] ? do_fcntl+0x7a5/0x940 [ 4365.746986][ C3] ? __pfx_do_fcntl+0x10/0x10 [ 4365.747169][ C3] ? fd_install+0x1d6/0x5a0 [ 4365.747355][ C3] ? __sys_socket+0x168/0x1e0 [ 4365.747536][ C3] ? __pfx___sys_socket+0x10/0x10 [ 4365.747723][ C3] __x64_sys_connect+0x72/0xb0 [ 4365.747907][ C3] do_syscall_64+0xc1/0x1d0 [ 4365.748094][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 4365.748321][ C3] RIP: 0033:0x7fe6ed7215c7 [ 4365.748510][ C3] Code: 0a 00 f7 d8 64 89 02 b8 ff ff ff ff eb bc 0f 1f 44 00 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2a 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 18 89 54 24 0c 48 89 34 24 89 [ 4365.749202][ C3] RSP: 002b:00007ffda8e7bf08 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 4365.749486][ C3] RAX: ffffffffffffffda RBX: 00005598f10bada0 RCX: 00007fe6ed7215c7 [ 4365.749790][ C3] RDX: 0000000000000010 RSI: 00007ffda8e7c880 RDI: 0000000000000007 [ 4365.750071][ C3] RBP: 00007ffda8e7c880 R08: 00007ffda8e7bf10 R09: 0000000000000010 [ 4365.750354][ C3] R10: 0000000000001e61 R11: 0000000000000246 R12: 0000000000000010 [ 4365.750634][ C3] R13: 0000000000000007 R14: 00007ffda8e7c1b0 R15: 00007ffda8e7c880 [ 4365.750960][ C3] [ 4365.751109][ C3] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:321 [ 4365.751401][ C3] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 8366, name: socat [ 4365.751716][ C3] preempt_count: 101, expected: 0 [ 4365.751887][ C3] RCU nest depth: 5, expected: 0 [ 4365.752057][ C3] INFO: lockdep is turned off. [ 4365.752228][ C3] CPU: 3 UID: 0 PID: 8366 Comm: socat Not tainted 6.13.0-rc5-virtme #1 [ 4365.752487][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4365.752725][ C3] Call Trace: [ 4365.752862][ C3] [ 4365.752957][ C3] dump_stack_lvl+0xb0/0xd0 [ 4365.753139][ C3] __might_resched+0x2f8/0x530 [ 4365.753319][ C3] ? kmem_cache_alloc_node_noprof+0x4a/0x360 [ 4365.753555][ C3] kmem_cache_alloc_node_noprof+0x287/0x360 [ 4365.753774][ C3] ? __alloc_skb+0x215/0x2e0 [ 4365.753950][ C3] __alloc_skb+0x215/0x2e0 [ 4365.754130][ C3] ? __pfx___alloc_skb+0x10/0x10 [ 4365.754308][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 4365.754585][ C3] ? trace_lock_acquire+0x14c/0x1f0 [ 4365.754761][ C3] skb_copy+0x17f/0x380 [ 4365.754894][ C3] gro_cells_receive+0x41d/0x570 [ 4365.755069][ C3] __ip6_tnl_rcv+0x7c0/0x1260 [ 4365.755339][ C3] ? __pfx_ip4ip6_dscp_ecn_decapsulate+0x10/0x10 [ 4365.755556][ C3] gre_rcv+0x1e6/0x980 [ip6_gre] [ 4365.755731][ C3] ? ipv6_raw_deliver+0x3c2/0x8a0 [ 4365.755910][ C3] ? __pfx_gre_rcv+0x10/0x10 [ip6_gre] [ 4365.756186][ C3] ? ipv6_destopt_rcv+0x3ce/0xc10 [ 4365.756358][ C3] ? process_backlog+0x332/0x1180 [ 4365.756530][ C3] ? lock_acquire.part.0+0xeb/0x330 [ 4365.756704][ C3] ip6_protocol_deliver_rcu+0xb94/0x1310 [ 4365.756994][ C3] ? trace_lock_acquire+0x14c/0x1f0 [ 4365.757175][ C3] ? process_backlog+0x332/0x1180 [ 4365.757361][ C3] ip6_input_finish+0x120/0x260 [ 4365.757541][ C3] ip6_input+0xca/0x380 [ 4365.757778][ C3] ? __pfx_ip6_input+0x10/0x10 [ 4365.757972][ C3] ? ip6_rcv_core+0x9d1/0x1ad0 [ 4365.758151][ C3] ? process_backlog+0x332/0x1180 [ 4365.758330][ C3] ipv6_rcv+0x3f9/0x810 [ 4365.758564][ C3] ? __pfx_ipv6_rcv+0x10/0x10 [ 4365.758741][ C3] ? process_backlog+0x332/0x1180 [ 4365.758929][ C3] ? lock_acquire.part.0+0xeb/0x330 [ 4365.759106][ C3] ? process_backlog+0x332/0x1180 [ 4365.759386][ C3] ? __pfx_ipv6_rcv+0x10/0x10 [ 4365.759562][ C3] ? process_backlog+0x332/0x1180 [ 4365.759739][ C3] __netif_receive_skb_one_core+0x118/0x1b0 [ 4365.759957][ C3] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 4365.760281][ C3] ? lock_acquire+0x32/0xc0 [ 4365.760462][ C3] ? process_backlog+0x332/0x1180 [ 4365.760640][ C3] process_backlog+0x372/0x1180 [ 4365.760822][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 4365.761101][ C3] net_rx_action+0x50e/0xce0 [ 4365.761282][ C3] ? __pfx_net_rx_action+0x10/0x10 [ 4365.761460][ C3] ? mark_held_locks+0x9e/0xe0 [ 4365.761645][ C3] ? lockdep_hardirqs_on_prepare+0x12b/0x410 [ 4365.761968][ C3] ? __dev_queue_xmit+0x7aa/0x18d0 [ 4365.762151][ C3] handle_softirqs+0x1f6/0x5c0 [ 4365.762330][ C3] ? __dev_queue_xmit+0x7aa/0x18d0 [ 4365.762509][ C3] do_softirq+0x4d/0xa0 [ 4365.762742][ C3] [ 4365.762833][ C3] [ 4365.762922][ C3] __local_bh_enable_ip+0xf6/0x120 [ 4365.763099][ C3] ? __dev_queue_xmit+0x7aa/0x18d0 [ 4365.763279][ C3] __dev_queue_xmit+0x7bf/0x18d0 [ 4365.763556][ C3] ? find_held_lock+0x2c/0x110 [ 4365.763735][ C3] ? __lock_release+0x103/0x460 [ 4365.763913][ C3] ? ___neigh_create+0x853/0xf30 [ 4365.764095][ C3] ? __pfx___dev_queue_xmit+0x10/0x10 [ 4365.764371][ C3] ? mark_lock+0x38/0x3e0 [ 4365.764506][ C3] ? mark_held_locks+0x9e/0xe0 [ 4365.764683][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 4365.764908][ C3] ? ___neigh_create+0x853/0xf30 [ 4365.765184][ C3] ? __local_bh_enable_ip+0xa6/0x120 [ 4365.765360][ C3] ? ___neigh_create+0x853/0xf30 [ 4365.765537][ C3] ip_finish_output2+0x671/0x1860 [ 4365.765717][ C3] ? __pfx_ip_finish_output2+0x10/0x10 [ 4365.766007][ C3] ? __ip_finish_output+0x10f/0x760 [ 4365.766184][ C3] ip_output+0x174/0x4f0 [ 4365.766322][ C3] ? __ip_local_out+0x512/0x7f0 [ 4365.766499][ C3] ? __pfx_ip_output+0x10/0x10 [ 4365.766773][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 4365.766950][ C3] ? trace_lock_acquire+0x14c/0x1f0 [ 4365.767129][ C3] __ip_queue_xmit+0xe58/0x1580 [ 4365.767307][ C3] __tcp_transmit_skb+0x2365/0x2f50 [ 4365.767593][ C3] ? find_held_lock+0x2c/0x110 [ 4365.767769][ C3] ? __pfx___tcp_transmit_skb+0x10/0x10 [ 4365.767952][ C3] ? tcp_call_bpf+0x203/0x2e0 [ 4365.768129][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 4365.768452][ C3] tcp_connect+0xcf6/0x1200 [ 4365.768628][ C3] tcp_v4_connect+0x119e/0x1900 [ 4365.768817][ C3] ? __pfx_tcp_v4_connect+0x10/0x10 [ 4365.769016][ C3] ? mark_lock+0x38/0x3e0 [ 4365.769251][ C3] __inet_stream_connect+0x272/0x9f0 [ 4365.769433][ C3] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 4365.769653][ C3] ? __pfx_inet_stream_connect+0x10/0x10 [ 4365.769832][ C3] inet_stream_connect+0x57/0xa0 [ 4365.770107][ C3] __sys_connect+0x1a6/0x270 [ 4365.770291][ C3] ? __pfx___sys_connect+0x10/0x10 [ 4365.770463][ C3] ? do_fcntl+0x7a5/0x940 [ 4365.770595][ C3] ? __pfx_do_fcntl+0x10/0x10 [ 4365.770887][ C3] ? fd_install+0x1d6/0x5a0 [ 4365.771082][ C3] ? __sys_socket+0x168/0x1e0 [ 4365.771259][ C3] ? __pfx___sys_socket+0x10/0x10 [ 4365.771440][ C3] __x64_sys_connect+0x72/0xb0 [ 4365.771719][ C3] do_syscall_64+0xc1/0x1d0 [ 4365.771901][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 4365.772124][ C3] RIP: 0033:0x7fe6ed7215c7 [ 4365.772308][ C3] Code: 0a 00 f7 d8 64 89 02 b8 ff ff ff ff eb bc 0f 1f 44 00 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2a 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 18 89 54 24 0c 48 89 34 24 89 [ 4365.773066][ C3] RSP: 002b:00007ffda8e7bf08 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 4365.773438][ C3] RAX: ffffffffffffffda RBX: 00005598f10bada0 RCX: 00007fe6ed7215c7 [ 4365.773703][ C3] RDX: 0000000000000010 RSI: 00007ffda8e7c880 RDI: 0000000000000007 [ 4365.773973][ C3] RBP: 00007ffda8e7c880 R08: 00007ffda8e7bf10 R09: 0000000000000010 [ 4365.774344][ C3] R10: 0000000000001e61 R11: 0000000000000246 R12: 0000000000000010 [ 4365.774610][ C3] R13: 0000000000000007 R14: 00007ffda8e7c1b0 R15: 00007ffda8e7c880 [ 4365.774980][ C3] [ 4366.880794][ C1] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:321 [ 4366.881132][ C1] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 8387, name: socat [ 4366.881441][ C1] preempt_count: 101, expected: 0 [ 4366.881618][ C1] RCU nest depth: 5, expected: 0 [ 4366.881808][ C1] INFO: lockdep is turned off. [ 4366.881985][ C1] CPU: 1 UID: 0 PID: 8387 Comm: socat Tainted: G W 6.13.0-rc5-virtme #1 [ 4366.882298][ C1] Tainted: [W]=WARN [ 4366.882432][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4366.882656][ C1] Call Trace: [ 4366.882793][ C1] [ 4366.882885][ C1] dump_stack_lvl+0xb0/0xd0 [ 4366.883073][ C1] __might_resched+0x2f8/0x530 [ 4366.883250][ C1] ? kmem_cache_alloc_node_noprof+0x4a/0x360 [ 4366.883473][ C1] kmem_cache_alloc_node_noprof+0x287/0x360 [ 4366.883690][ C1] ? ip6_input_finish+0x137/0x260 [ 4366.883867][ C1] ? __alloc_skb+0x215/0x2e0 [ 4366.884045][ C1] __alloc_skb+0x215/0x2e0 [ 4366.884220][ C1] ? __pfx___alloc_skb+0x10/0x10 [ 4366.884398][ C1] ? __pfx_gre_flags_to_tnl_flags+0x10/0x10 [gre] [ 4366.884620][ C1] ? trace_lock_acquire+0x14c/0x1f0 [ 4366.884796][ C1] ? trace_lock_acquire+0x14c/0x1f0 [ 4366.884973][ C1] ? ip6_pol_route+0x21b/0x840 [ 4366.885160][ C1] skb_copy+0x17f/0x380 [ 4366.885297][ C1] gro_cells_receive+0x41d/0x570 [ 4366.885477][ C1] __ip6_tnl_rcv+0x7c0/0x1260 [ 4366.885653][ C1] ? __pfx_ip6ip6_dscp_ecn_decapsulate+0x10/0x10 [ 4366.885879][ C1] gre_rcv+0x1e6/0x980 [ip6_gre] [ 4366.886058][ C1] ? ipv6_raw_deliver+0x3c2/0x8a0 [ 4366.886235][ C1] ? __pfx_gre_rcv+0x10/0x10 [ip6_gre] [ 4366.886435][ C1] ? ipv6_destopt_rcv+0x3ce/0xc10 [ 4366.886621][ C1] ip6_protocol_deliver_rcu+0xb94/0x1310 [ 4366.886802][ C1] ? trace_lock_acquire+0x14c/0x1f0 [ 4366.886981][ C1] ? process_backlog+0x332/0x1180 [ 4366.887167][ C1] ip6_input_finish+0x120/0x260 [ 4366.887349][ C1] ip6_input+0xca/0x380 [ 4366.887488][ C1] ? __pfx_ip6_input+0x10/0x10 [ 4366.887679][ C1] ? ip6_rcv_core+0x9d1/0x1ad0 [ 4366.887859][ C1] ? lock_release+0x13/0x140 [ 4366.888043][ C1] ? process_backlog+0x332/0x1180 [ 4366.888218][ C1] ipv6_rcv+0x3f9/0x810 [ 4366.888369][ C1] ? __pfx_ipv6_rcv+0x10/0x10 [ 4366.888549][ C1] ? ipv6_gro_receive+0x6d6/0x1d00 [ 4366.888730][ C1] ? __pfx_ipv6_rcv+0x10/0x10 [ 4366.888919][ C1] ? process_backlog+0x332/0x1180 [ 4366.889107][ C1] __netif_receive_skb_one_core+0x118/0x1b0 [ 4366.889331][ C1] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 4366.889554][ C1] ? lock_acquire+0x32/0xc0 [ 4366.889732][ C1] ? process_backlog+0x332/0x1180 [ 4366.889912][ C1] process_backlog+0x372/0x1180 [ 4366.890093][ C1] __napi_poll.constprop.0+0xa2/0x460 [ 4366.890280][ C1] net_rx_action+0x50e/0xce0 [ 4366.890459][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 4366.890634][ C1] ? __pfx_net_rx_action+0x10/0x10 [ 4366.890809][ C1] ? trace_lock_release+0x10e/0x180 [ 4366.890983][ C1] ? _raw_spin_unlock_irq+0x28/0x50 [ 4366.891160][ C1] ? tmigr_handle_remote+0x301/0x3f0 [ 4366.891339][ C1] ? __pfx_tmigr_handle_remote+0x10/0x10 [ 4366.891513][ C1] ? do_raw_spin_lock+0x131/0x270 [ 4366.891690][ C1] ? spin_bug+0x190/0x1d0 [ 4366.891825][ C1] ? trace_lock_release+0x10e/0x180 [ 4366.891998][ C1] ? trace_irq_enable.constprop.0+0xe9/0x150 [ 4366.892225][ C1] handle_softirqs+0x1f6/0x5c0 [ 4366.892404][ C1] ? __dev_queue_xmit+0x7aa/0x18d0 [ 4366.892598][ C1] do_softirq+0x4d/0xa0 [ 4366.892734][ C1] [ 4366.892830][ C1] [ 4366.892923][ C1] __local_bh_enable_ip+0xf6/0x120 [ 4366.893110][ C1] ? __dev_queue_xmit+0x7aa/0x18d0 [ 4366.893288][ C1] __dev_queue_xmit+0x7bf/0x18d0 [ 4366.893467][ C1] ? unwind_next_frame+0x1478/0x1d00 [ 4366.893653][ C1] ? __pfx___dev_queue_xmit+0x10/0x10 [ 4366.893844][ C1] ? spin_bug+0x190/0x1d0 [ 4366.893977][ C1] ? lock_acquire+0x32/0xc0 [ 4366.894156][ C1] ? remove_wait_queue+0x2a/0x1e0 [ 4366.894336][ C1] ? trace_lock_acquire+0x14c/0x1f0 [ 4366.894511][ C1] ? ___neigh_lookup_noref.constprop.0+0x23d/0x870 [ 4366.894728][ C1] ? lock_acquire+0x32/0xc0 [ 4366.894922][ C1] ? ip6_finish_output2+0x325/0x10e0 [ 4366.895103][ C1] ip6_finish_output2+0x510/0x10e0 [ 4366.895285][ C1] ? lock_release+0x13/0x140 [ 4366.895464][ C1] ip6_finish_output+0x56f/0xe40 [ 4366.895644][ C1] ip6_output+0x205/0x780 [ 4366.895781][ C1] ? __pfx_ip6_output+0x10/0x10 [ 4366.895969][ C1] ? trace_lock_acquire+0x14c/0x1f0 [ 4366.896141][ C1] ? unwind_next_frame+0x1478/0x1d00 [ 4366.896316][ C1] ? trace_lock_release+0x10e/0x180 [ 4366.896489][ C1] ? ip6_dst_mtu_maybe_forward.constprop.0+0x153/0x380 [ 4366.896708][ C1] ? lock_release+0x13/0x140 [ 4366.896887][ C1] ip6_xmit+0xb0e/0x2340 [ 4366.897038][ C1] ? is_bpf_text_address+0x67/0x120 [ 4366.897223][ C1] ? check_prev_add+0x6c0/0xce0 [ 4366.897405][ C1] ? __pfx_ip6_xmit+0x10/0x10 [ 4366.897582][ C1] ? trace_lock_release+0x10e/0x180 [ 4366.897760][ C1] ? ip6_dst_check.part.0+0x237/0x5b0 [ 4366.897955][ C1] ? lock_release+0x13/0x140 [ 4366.898129][ C1] ? ip6_dst_check.part.0+0x241/0x5b0 [ 4366.898303][ C1] ? __sk_dst_check+0xeb/0x2b0 [ 4366.898478][ C1] ? inet6_csk_route_socket+0x5e9/0x910 [ 4366.898655][ C1] ? trace_lock_acquire+0x14c/0x1f0 [ 4366.898828][ C1] ? get_reg+0x119/0x190 [ 4366.898985][ C1] ? lock_acquire+0x32/0xc0 [ 4366.899168][ C1] inet6_csk_xmit+0x330/0x5c0 [ 4366.899349][ C1] ? __pfx_inet6_csk_xmit+0x10/0x10 [ 4366.899531][ C1] ? __copy_skb_header+0xaf/0x490 [ 4366.899713][ C1] __tcp_transmit_skb+0x16c7/0x2f50 [ 4366.899896][ C1] ? __pfx___tcp_transmit_skb+0x10/0x10 [ 4366.900081][ C1] ? trace_irq_enable.constprop.0+0xe9/0x150 [ 4366.900304][ C1] ? tcp_small_queue_check.isra.0+0xe9/0x380 [ 4366.900540][ C1] tcp_write_xmit+0x8ae/0x2f00 [ 4366.900717][ C1] ? __build_skb_around+0x234/0x340 [ 4366.900893][ C1] ? __pfx_tcp_write_xmit+0x10/0x10 [ 4366.901066][ C1] ? tcp_set_state+0x10b/0x510 [ 4366.901243][ C1] ? tcp_call_bpf.constprop.0.isra.0+0x310/0x310 [ 4366.901460][ C1] ? lock_acquire+0x32/0xc0 [ 4366.901636][ C1] ? lock_sock_nested+0x59/0xe0 [ 4366.901818][ C1] __tcp_push_pending_frames+0x96/0x320 [ 4366.901994][ C1] inet_shutdown+0x164/0x390 [ 4366.902176][ C1] __sys_shutdown+0xcd/0x140 [ 4366.902352][ C1] ? trace_irq_enable.constprop.0+0xe9/0x150 [ 4366.902573][ C1] __x64_sys_shutdown+0x53/0x80 [ 4366.902748][ C1] do_syscall_64+0xc1/0x1d0 [ 4366.902928][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 4366.903169][ C1] RIP: 0033:0x7f2d57149c1b [ 4366.903356][ C1] Code: 73 01 c3 48 8b 0d e5 91 1b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 30 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d b5 91 1b 00 f7 d8 64 89 01 48 [ 4366.903990][ C1] RSP: 002b:00007fff39c0ce28 EFLAGS: 00000206 ORIG_RAX: 0000000000000030 [ 4366.904258][ C1] RAX: ffffffffffffffda RBX: 00007f2d570bb6c0 RCX: 00007f2d57149c1b [ 4366.904523][ C1] RDX: 0000000000000007 RSI: 0000000000000001 RDI: 0000000000000007 [ 4366.904787][ C1] RBP: 0000564f77299da0 R08: 0000000000000000 R09: 0000000000000000 [ 4366.905051][ C1] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000001 [ 4366.905307][ C1] R13: 0000000000000007 R14: 0000564f4676910e R15: 0000000000000001 [ 4366.905575][ C1] [ 4366.917100][ T8387] socat (8387) used greatest stack depth: 22576 bytes left