Warning: Permanently added '10.128.0.38' (ED25519) to the list of known hosts.
2025/05/05 12:07:00 ignoring optional flag "sandboxArg"="0"
2025/05/05 12:07:01 parsed 1 programs
[ 51.455369][ T3975] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 52.778128][ T3989] veth0_vlan: entered promiscuous mode
[ 52.978478][ T38] veth0_vlan: left promiscuous mode
2025/05/05 12:07:04 executed programs: 0
[ 53.805906][ T4207] veth0_vlan: entered promiscuous mode
[ 53.943824][ T4383] IPv6: NLM_F_CREATE should be specified when creating new route
[ 53.951672][ T4383] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578
[ 53.961091][ T4383] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 4383, name: syz.2.16
[ 53.970031][ T4383] preempt_count: 0, expected: 0
[ 53.974845][ T4383] RCU nest depth: 1, expected: 0
[ 53.979854][ T4383] 1 lock held by syz.2.16/4383:
[ 53.984674][ T4383] #0: ffffffff841f37f0 (rcu_read_lock){....}-{1:2}, at: ip6_route_add+0x39/0x120
[ 53.994336][ T4383] CPU: 1 UID: 0 PID: 4383 Comm: syz.2.16 Not tainted 6.15.0-rc2-syzkaller #0 PREEMPT(undef)
[ 53.994340][ T4383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025
[ 53.994343][ T4383] Call Trace:
[ 53.994346][ T4383]
[ 53.994348][ T4383] dump_stack_lvl+0xa2/0xf0
[ 53.994354][ T4383] __might_resched+0x1bc/0x1e0
[ 53.994360][ T4383] ? pcpu_alloc_noprof+0x198/0xa10
[ 53.994364][ T4383] __mutex_lock+0x7c/0xba0
[ 53.994372][ T4383] pcpu_alloc_noprof+0x198/0xa10
[ 53.994378][ T4383] dst_cache_init+0x25/0x50
[ 53.994384][ T4383] ip_tun_build_state+0x108/0x230
[ 53.994392][ T4383] ? lwtunnel_build_state+0x6b/0x150
[ 53.994395][ T4383] lwtunnel_build_state+0xe7/0x150
[ 53.994400][ T4383] fib_nh_common_init+0x8e/0x190
[ 53.994405][ T4383] fib6_nh_init+0x8e8/0xe30
[ 53.994412][ T4383] ? ip6_route_info_create+0x224/0x290
[ 53.994416][ T4383] ? pcpu_alloc_noprof+0x75f/0xa10
[ 53.994422][ T4383] ip6_route_info_create_nh+0xf1/0x2a0
[ 53.994427][ T4383] ? ip6_route_add+0x39/0x120
[ 53.994432][ T4383] ip6_route_add+0x67/0x120
[ 53.994437][ T4383] inet6_rtm_newroute+0xcc/0x870
[ 53.994447][ T4383] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 53.994453][ T4383] ? __kernel_text_address+0xd/0x40
[ 53.994457][ T4383] ? unwind_get_return_address+0x16/0x40
[ 53.994462][ T4383] ? arch_stack_walk+0xfc/0x150
[ 53.994469][ T4383] ? rcu_read_unlock+0x7/0x20
[ 53.994474][ T4383] ? __pfx_inet6_rtm_newroute+0x10/0x10
[ 53.994478][ T4383] rtnetlink_rcv_msg+0x36c/0x3b0
[ 53.994483][ T4383] ? rtnetlink_rcv_msg+0x9c/0x3b0
[ 53.994488][ T4383] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 53.994492][ T4383] netlink_rcv_skb+0xe4/0x110
[ 53.994501][ T4383] netlink_unicast+0x1d9/0x2f0
[ 53.994504][ T4383] netlink_sendmsg+0x30c/0x3d0
[ 53.994511][ T4383] __sock_sendmsg+0x81/0xa0
[ 53.994516][ T4383] ____sys_sendmsg+0x1aa/0x230
[ 53.994522][ T4383] ___sys_sendmsg+0x289/0x2d0
[ 53.994535][ T4383] __x64_sys_sendmsg+0xe9/0x140
[ 53.994542][ T4383] do_syscall_64+0x8f/0x170
[ 53.994545][ T4383] ? clear_bhb_loop+0x45/0xa0
[ 53.994550][ T4383] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 53.994553][ T4383] RIP: 0033:0x7f14b998e969
[ 53.994556][ T4383] 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
[ 53.994559][ T4383] RSP: 002b:00007f14ba7e8038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 53.994562][ T4383] RAX: ffffffffffffffda RBX: 00007f14b9bb5fa0 RCX: 00007f14b998e969
[ 53.994564][ T4383] RDX: 000000001000c840 RSI: 00002000000000c0 RDI: 0000000000000004
[ 53.994566][ T4383] RBP: 00007f14b9a10ab1 R08: 0000000000000000 R09: 0000000000000000
[ 53.994567][ T4383] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 53.994569][ T4383] R13: 0000000000000000 R14: 00007f14b9bb5fa0 R15: 00007fff6b822ab8
[ 53.994574][ T4383]
[ 53.994586][ T4383] IPv6: Can't replace route, no match found
[ 54.287081][ T4385] IPv6: Can't replace route, no match found
[ 54.296699][ T4387] IPv6: Can't replace route, no match found
[ 54.327959][ T4389] IPv6: Can't replace route, no match found
[ 54.337801][ T4391] IPv6: Can't replace route, no match found
[ 54.347509][ T4393] IPv6: Can't replace route, no match found
[ 54.388304][ T4395] IPv6: Can't replace route, no match found
[ 54.398220][ T4397] IPv6: Can't replace route, no match found
[ 54.408332][ T4399] IPv6: Can't replace route, no match found
[ 54.447651][ T4401] IPv6: Can't replace route, no match found
[ 54.457379][ T4403] IPv6: Can't replace route, no match found
[ 54.466640][ T4405] IPv6: Can't replace route, no match found
[ 54.497762][ T4407] IPv6: Can't replace route, no match found
[ 54.507263][ T4409] IPv6: Can't replace route, no match found
[ 54.517147][ T4411] IPv6: Can't replace route, no match found
[ 54.547761][ T4413] IPv6: Can't replace route, no match found
[ 54.557213][ T4415] IPv6: Can't replace route, no match found
[ 54.566629][ T4417] IPv6: Can't replace route, no match found
[ 54.597765][ T4419] IPv6: Can't replace route, no match found
[ 54.607617][ T4421] IPv6: Can't replace route, no match found
[ 54.617375][ T4423] IPv6: Can't replace route, no match found
[ 54.647662][ T4425] IPv6: Can't replace route, no match found
[ 54.657032][ T4427] IPv6: Can't replace route, no match found
[ 54.666826][ T4429] IPv6: Can't replace route, no match found
[ 54.697715][ T4431] IPv6: Can't replace route, no match found
[ 54.707769][ T4433] IPv6: Can't replace route, no match found
[ 54.717176][ T4435] IPv6: Can't replace route, no match found
[ 54.748046][ T4437] IPv6: Can't replace route, no match found
[ 54.757642][ T4439] IPv6: Can't replace route, no match found
[ 54.767182][ T4441] IPv6: Can't replace route, no match found
[ 54.797640][ T4443] IPv6: Can't replace route, no match found
[ 54.807090][ T4445] IPv6: Can't replace route, no match found
[ 54.816544][ T4447] IPv6: Can't replace route, no match found
[ 54.847956][ T4449] IPv6: Can't replace route, no match found
[ 54.857614][ T4451] IPv6: Can't replace route, no match found
[ 54.867103][ T4453] IPv6: Can't replace route, no match found
[ 54.897665][ T4455] IPv6: Can't replace route, no match found
[ 54.908116][ T4457] IPv6: Can't replace route, no match found
[ 54.917570][ T4459] IPv6: Can't replace route, no match found
[ 54.947700][ T4461] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578
[ 54.957007][ T4461] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 4461, name: syz.2.55
[ 54.965932][ T4461] preempt_count: 0, expected: 0
[ 54.970806][ T4461] RCU nest depth: 1, expected: 0
[ 54.975940][ T4461] 1 lock held by syz.2.55/4461:
[ 54.980777][ T4461] #0: ffffffff841f37f0 (rcu_read_lock){....}-{1:2}, at: ip6_route_add+0x39/0x120
[ 54.990022][ T4461] CPU: 0 UID: 0 PID: 4461 Comm: syz.2.55 Tainted: G W 6.15.0-rc2-syzkaller #0 PREEMPT(undef)
[ 54.990028][ T4461] Tainted: [W]=WARN
[ 54.990029][ T4461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025
[ 54.990031][ T4461] Call Trace:
[ 54.990034][ T4461]
[ 54.990037][ T4461] dump_stack_lvl+0xa2/0xf0
[ 54.990045][ T4461] __might_resched+0x1bc/0x1e0
[ 54.990051][ T4461] ? pcpu_alloc_noprof+0x198/0xa10
[ 54.990055][ T4461] __mutex_lock+0x7c/0xba0
[ 54.990064][ T4461] pcpu_alloc_noprof+0x198/0xa10
[ 54.990071][ T4461] dst_cache_init+0x25/0x50
[ 54.990077][ T4461] ip_tun_build_state+0x108/0x230
[ 54.990085][ T4461] ? lwtunnel_build_state+0x6b/0x150
[ 54.990089][ T4461] lwtunnel_build_state+0xe7/0x150
[ 54.990094][ T4461] fib_nh_common_init+0x8e/0x190
[ 54.990100][ T4461] fib6_nh_init+0x8e8/0xe30
[ 54.990108][ T4461] ? ip6_route_info_create+0x224/0x290
[ 54.990112][ T4461] ? pcpu_alloc_noprof+0x75f/0xa10
[ 54.990118][ T4461] ip6_route_info_create_nh+0xf1/0x2a0
[ 54.990123][ T4461] ? ip6_route_add+0x39/0x120
[ 54.990128][ T4461] ip6_route_add+0x67/0x120
[ 54.990133][ T4461] inet6_rtm_newroute+0xcc/0x870
[ 54.990141][ T4461] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 54.990145][ T4461] ? __kernel_text_address+0xd/0x40
[ 54.990149][ T4461] ? unwind_get_return_address+0x16/0x40
[ 54.990153][ T4461] ? arch_stack_walk+0xfc/0x150
[ 54.990158][ T4461] ? rcu_read_unlock+0x7/0x20
[ 54.990163][ T4461] ? __pfx_inet6_rtm_newroute+0x10/0x10
[ 54.990167][ T4461] rtnetlink_rcv_msg+0x36c/0x3b0
[ 54.990172][ T4461] ? rtnetlink_rcv_msg+0x9c/0x3b0
[ 54.990177][ T4461] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 54.990181][ T4461] netlink_rcv_skb+0xe4/0x110
[ 54.990191][ T4461] netlink_unicast+0x1d9/0x2f0
[ 54.990195][ T4461] netlink_sendmsg+0x30c/0x3d0
[ 54.990202][ T4461] __sock_sendmsg+0x81/0xa0
[ 54.990209][ T4461] ____sys_sendmsg+0x1aa/0x230
[ 54.990216][ T4461] ___sys_sendmsg+0x289/0x2d0
[ 54.990230][ T4461] __x64_sys_sendmsg+0xe9/0x140
[ 54.990238][ T4461] do_syscall_64+0x8f/0x170
[ 54.990243][ T4461] ? clear_bhb_loop+0x45/0xa0
[ 54.990249][ T4461] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 54.990253][ T4461] RIP: 0033:0x7f14b998e969
[ 54.990257][ T4461] 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
[ 54.990260][ T4461] RSP: 002b:00007f14ba7e8038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 54.990264][ T4461] RAX: ffffffffffffffda RBX: 00007f14b9bb5fa0 RCX: 00007f14b998e969
[ 54.990266][ T4461] RDX: 000000001000c840 RSI: 00002000000000c0 RDI: 0000000000000004
[ 54.990268][ T4461] RBP: 00007f14b9a10ab1 R08: 0000000000000000 R09: 0000000000000000
[ 54.990270][ T4461] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 54.990272][ T4461] R13: 0000000000000000 R14: 00007f14b9bb5fa0 R15: 00007fff6b822ab8
[ 54.990278][ T4461]
[ 54.990288][ T4461] IPv6: Can't replace route, no match found
[ 55.286498][ T4463] IPv6: Can't replace route, no match found
[ 55.296076][ T4465] IPv6: Can't replace route, no match found
[ 55.327759][ T4467] IPv6: Can't replace route, no match found
[ 55.337665][ T4469] IPv6: Can't replace route, no match found
[ 55.347320][ T4471] IPv6: Can't replace route, no match found
[ 55.377644][ T4473] IPv6: Can't replace route, no match found
[ 55.387046][ T4475] IPv6: Can't replace route, no match found
[ 55.396728][ T4477] IPv6: Can't replace route, no match found
[ 55.427704][ T4479] IPv6: Can't replace route, no match found
[ 55.437461][ T4481] IPv6: Can't replace route, no match found
[ 55.447319][ T4483] IPv6: Can't replace route, no match found
[ 55.477732][ T4485] IPv6: Can't replace route, no match found
[ 55.487243][ T4487] IPv6: Can't replace route, no match found
[ 55.496538][ T4489] IPv6: Can't replace route, no match found
[ 55.527937][ T4491] IPv6: Can't replace route, no match found
[ 55.537375][ T4493] IPv6: Can't replace route, no match found
[ 55.546937][ T4495] IPv6: Can't replace route, no match found
[ 55.577763][ T4497] IPv6: Can't replace route, no match found
[ 55.587543][ T4499] IPv6: Can't replace route, no match found
[ 55.596988][ T4501] IPv6: Can't replace route, no match found
[ 55.627866][ T4503] IPv6: Can't replace route, no match found
[ 55.637506][ T4505] IPv6: Can't replace route, no match found
[ 55.646764][ T4507] IPv6: Can't replace route, no match found
[ 55.677655][ T4509] IPv6: Can't replace route, no match found
[ 55.687042][ T4511] IPv6: Can't replace route, no match found
[ 55.696744][ T4513] IPv6: Can't replace route, no match found
[ 55.727637][ T4515] IPv6: Can't replace route, no match found
[ 55.737078][ T4517] IPv6: Can't replace route, no match found
[ 55.746633][ T4519] IPv6: Can't replace route, no match found
[ 55.777971][ T4521] IPv6: Can't replace route, no match found
[ 55.788264][ T4523] IPv6: Can't replace route, no match found
[ 55.797781][ T4525] IPv6: Can't replace route, no match found
[ 55.837665][ T4527] IPv6: Can't replace route, no match found
[ 55.847489][ T4529] IPv6: Can't replace route, no match found
[ 55.857214][ T4531] IPv6: Can't replace route, no match found
[ 55.887831][ T4533] IPv6: Can't replace route, no match found
[ 55.897878][ T4535] IPv6: Can't replace route, no match found
[ 55.907622][ T4537] IPv6: Can't replace route, no match found
[ 55.938033][ T4539] IPv6: Can't replace route, no match found
[ 55.947585][ T4541] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578
[ 55.957137][ T4541] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 4541, name: syz.2.95
[ 55.966074][ T4541] preempt_count: 0, expected: 0
[ 55.970897][ T4541] RCU nest depth: 1, expected: 0
[ 55.975856][ T4541] 1 lock held by syz.2.95/4541:
[ 55.980761][ T4541] #0: ffffffff841f37f0 (rcu_read_lock){....}-{1:2}, at: ip6_route_add+0x39/0x120
[ 55.989966][ T4541] CPU: 1 UID: 0 PID: 4541 Comm: syz.2.95 Tainted: G W 6.15.0-rc2-syzkaller #0 PREEMPT(undef)
[ 55.989972][ T4541] Tainted: [W]=WARN
[ 55.989973][ T4541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025
[ 55.989975][ T4541] Call Trace:
[ 55.989977][ T4541]
[ 55.989978][ T4541] dump_stack_lvl+0xa2/0xf0
[ 55.989985][ T4541] __might_resched+0x1bc/0x1e0
[ 55.989990][ T4541] ? pcpu_alloc_noprof+0x198/0xa10
[ 55.989994][ T4541] __mutex_lock+0x7c/0xba0
[ 55.990002][ T4541] pcpu_alloc_noprof+0x198/0xa10
[ 55.990009][ T4541] dst_cache_init+0x25/0x50
[ 55.990015][ T4541] ip_tun_build_state+0x108/0x230
[ 55.990023][ T4541] ? lwtunnel_build_state+0x6b/0x150
[ 55.990026][ T4541] lwtunnel_build_state+0xe7/0x150
[ 55.990032][ T4541] fib_nh_common_init+0x8e/0x190
[ 55.990042][ T4541] fib6_nh_init+0x8e8/0xe30
[ 55.990050][ T4541] ? ip6_route_info_create+0x224/0x290
[ 55.990053][ T4541] ? pcpu_alloc_noprof+0x75f/0xa10
[ 55.990059][ T4541] ip6_route_info_create_nh+0xf1/0x2a0
[ 55.990064][ T4541] ? ip6_route_add+0x39/0x120
[ 55.990069][ T4541] ip6_route_add+0x67/0x120
[ 55.990074][ T4541] inet6_rtm_newroute+0xcc/0x870
[ 55.990085][ T4541] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 55.990090][ T4541] ? __kernel_text_address+0xd/0x40
[ 55.990094][ T4541] ? unwind_get_return_address+0x16/0x40
[ 55.990100][ T4541] ? arch_stack_walk+0xfc/0x150
[ 55.990108][ T4541] ? rcu_read_unlock+0x7/0x20
[ 55.990114][ T4541] ? __pfx_inet6_rtm_newroute+0x10/0x10
[ 55.990118][ T4541] rtnetlink_rcv_msg+0x36c/0x3b0
[ 55.990122][ T4541] ? rtnetlink_rcv_msg+0x9c/0x3b0
[ 55.990128][ T4541] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 55.990132][ T4541] netlink_rcv_skb+0xe4/0x110
[ 55.990141][ T4541] netlink_unicast+0x1d9/0x2f0
[ 55.990145][ T4541] netlink_sendmsg+0x30c/0x3d0
[ 55.990151][ T4541] __sock_sendmsg+0x81/0xa0
[ 55.990157][ T4541] ____sys_sendmsg+0x1aa/0x230
[ 55.990164][ T4541] ___sys_sendmsg+0x289/0x2d0
[ 55.990177][ T4541] __x64_sys_sendmsg+0xe9/0x140
[ 55.990185][ T4541] do_syscall_64+0x8f/0x170
[ 55.990189][ T4541] ? clear_bhb_loop+0x45/0xa0
[ 55.990194][ T4541] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 55.990197][ T4541] RIP: 0033:0x7f14b998e969
[ 55.990202][ T4541] 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
[ 55.990205][ T4541] RSP: 002b:00007f14ba7e8038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 55.990208][ T4541] RAX: ffffffffffffffda RBX: 00007f14b9bb5fa0 RCX: 00007f14b998e969
[ 55.990210][ T4541] RDX: 000000001000c840 RSI: 00002000000000c0 RDI: 0000000000000004
[ 55.990212][ T4541] RBP: 00007f14b9a10ab1 R08: 0000000000000000 R09: 0000000000000000
[ 55.990214][ T4541] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 55.990215][ T4541] R13: 0000000000000000 R14: 00007f14b9bb5fa0 R15: 00007fff6b822ab8
[ 55.990222][ T4541]
[ 55.990236][ T4541] IPv6: Can't replace route, no match found
[ 56.287634][ T4543] IPv6: Can't replace route, no match found
[ 56.297171][ T4545] IPv6: Can't replace route, no match found
[ 56.327950][ T4547] IPv6: Can't replace route, no match found
[ 56.337746][ T4549] IPv6: Can't replace route, no match found
[ 56.347595][ T4551] IPv6: Can't replace route, no match found
[ 56.377790][ T4553] IPv6: Can't replace route, no match found
[ 56.387662][ T4555] IPv6: Can't replace route, no match found
[ 56.397358][ T4557] IPv6: Can't replace route, no match found
[ 56.427906][ T4559] IPv6: Can't replace route, no match found
[ 56.438070][ T4561] IPv6: Can't replace route, no match found
[ 56.447740][ T4563] IPv6: Can't replace route, no match found
[ 56.478026][ T4565] IPv6: Can't replace route, no match found
[ 56.487490][ T4567] IPv6: Can't replace route, no match found
[ 56.497060][ T4569] IPv6: Can't replace route, no match found
[ 56.527959][ T4571] IPv6: Can't replace route, no match found
[ 56.537513][ T4573] IPv6: Can't replace route, no match found
[ 56.547060][ T4575] IPv6: Can't replace route, no match found
[ 56.577600][ T4577] IPv6: Can't replace route, no match found
[ 56.586987][ T4579] IPv6: Can't replace route, no match found
[ 56.596512][ T4581] IPv6: Can't replace route, no match found
[ 56.627605][ T4583] IPv6: Can't replace route, no match found
[ 56.637005][ T4585] IPv6: Can't replace route, no match found
[ 56.646668][ T4587] IPv6: Can't replace route, no match found
[ 56.677569][ T4589] IPv6: Can't replace route, no match found
[ 56.687253][ T4591] IPv6: Can't replace route, no match found
[ 56.696763][ T4593] IPv6: Can't replace route, no match found
[ 56.727864][ T4595] IPv6: Can't replace route, no match found
[ 56.737279][ T4597] IPv6: Can't replace route, no match found
[ 56.746768][ T4599] IPv6: Can't replace route, no match found
[ 56.777933][ T4601] IPv6: Can't replace route, no match found
[ 56.787379][ T4603] IPv6: Can't replace route, no match found
[ 56.797051][ T4605] IPv6: Can't replace route, no match found
[ 56.827749][ T4607] IPv6: Can't replace route, no match found
[ 56.837330][ T4609] IPv6: Can't replace route, no match found
[ 56.846631][ T4611] IPv6: Can't replace route, no match found
[ 56.878049][ T4613] IPv6: Can't replace route, no match found
[ 56.887855][ T4615] IPv6: Can't replace route, no match found
[ 56.897440][ T4617] IPv6: Can't replace route, no match found
[ 56.937792][ T4619] IPv6: Can't replace route, no match found
[ 56.947258][ T4621] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578
[ 56.956699][ T4621] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 4621, name: syz.2.135
[ 56.965790][ T4621] preempt_count: 0, expected: 0
[ 56.970631][ T4621] RCU nest depth: 1, expected: 0
[ 56.975655][ T4621] 1 lock held by syz.2.135/4621:
[ 56.980565][ T4621] #0: ffffffff841f37f0 (rcu_read_lock){....}-{1:2}, at: ip6_route_add+0x39/0x120
[ 56.989870][ T4621] CPU: 0 UID: 0 PID: 4621 Comm: syz.2.135 Tainted: G W 6.15.0-rc2-syzkaller #0 PREEMPT(undef)
[ 56.989876][ T4621] Tainted: [W]=WARN
[ 56.989877][ T4621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025
[ 56.989880][ T4621] Call Trace:
[ 56.989883][ T4621]
[ 56.989885][ T4621] dump_stack_lvl+0xa2/0xf0
[ 56.989893][ T4621] __might_resched+0x1bc/0x1e0
[ 56.989899][ T4621] ? pcpu_alloc_noprof+0x198/0xa10
[ 56.989903][ T4621] __mutex_lock+0x7c/0xba0
[ 56.989911][ T4621] pcpu_alloc_noprof+0x198/0xa10
[ 56.989918][ T4621] dst_cache_init+0x25/0x50
[ 56.989925][ T4621] ip_tun_build_state+0x108/0x230
[ 56.989933][ T4621] ? lwtunnel_build_state+0x6b/0x150
[ 56.989937][ T4621] lwtunnel_build_state+0xe7/0x150
[ 56.989942][ T4621] fib_nh_common_init+0x8e/0x190
[ 56.989948][ T4621] fib6_nh_init+0x8e8/0xe30
[ 56.989956][ T4621] ? ip6_route_info_create+0x224/0x290
[ 56.989960][ T4621] ? pcpu_alloc_noprof+0x75f/0xa10
[ 56.989966][ T4621] ip6_route_info_create_nh+0xf1/0x2a0
[ 56.989971][ T4621] ? ip6_route_add+0x39/0x120
[ 56.989976][ T4621] ip6_route_add+0x67/0x120
[ 56.989981][ T4621] inet6_rtm_newroute+0xcc/0x870
[ 56.989991][ T4621] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 56.989997][ T4621] ? __kernel_text_address+0xd/0x40
[ 56.990000][ T4621] ? unwind_get_return_address+0x16/0x40
[ 56.990005][ T4621] ? arch_stack_walk+0xfc/0x150
[ 56.990012][ T4621] ? rcu_read_unlock+0x7/0x20
[ 56.990018][ T4621] ? __pfx_inet6_rtm_newroute+0x10/0x10
[ 56.990021][ T4621] rtnetlink_rcv_msg+0x36c/0x3b0
[ 56.990025][ T4621] ? rtnetlink_rcv_msg+0x9c/0x3b0
[ 56.990030][ T4621] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 56.990034][ T4621] netlink_rcv_skb+0xe4/0x110
[ 56.990042][ T4621] netlink_unicast+0x1d9/0x2f0
[ 56.990045][ T4621] netlink_sendmsg+0x30c/0x3d0
[ 56.990051][ T4621] __sock_sendmsg+0x81/0xa0
[ 56.990057][ T4621] ____sys_sendmsg+0x1aa/0x230
[ 56.990064][ T4621] ___sys_sendmsg+0x289/0x2d0
[ 56.990077][ T4621] __x64_sys_sendmsg+0xe9/0x140
[ 56.990085][ T4621] do_syscall_64+0x8f/0x170
[ 56.990089][ T4621] ? clear_bhb_loop+0x45/0xa0
[ 56.990095][ T4621] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 56.990099][ T4621] RIP: 0033:0x7f14b998e969
[ 56.990103][ T4621] 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
[ 56.990106][ T4621] RSP: 002b:00007f14ba7e8038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 56.990111][ T4621] RAX: ffffffffffffffda RBX: 00007f14b9bb5fa0 RCX: 00007f14b998e969
[ 56.990113][ T4621] RDX: 000000001000c840 RSI: 00002000000000c0 RDI: 0000000000000004
[ 56.990115][ T4621] RBP: 00007f14b9a10ab1 R08: 0000000000000000 R09: 0000000000000000
[ 56.990117][ T4621] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 56.990118][ T4621] R13: 0000000000000000 R14: 00007f14b9bb5fa0 R15: 00007fff6b822ab8
[ 56.990124][ T4621]
[ 56.990136][ T4621] IPv6: Can't replace route, no match found
[ 57.286313][ T4623] IPv6: Can't replace route, no match found
[ 57.295505][ T4625] IPv6: Can't replace route, no match found
[ 57.327633][ T4627] IPv6: Can't replace route, no match found
[ 57.337269][ T4629] IPv6: Can't replace route, no match found
[ 57.347006][ T4631] IPv6: Can't replace route, no match found
[ 57.377663][ T4633] IPv6: Can't replace route, no match found
[ 57.387397][ T4635] IPv6: Can't replace route, no match found
[ 57.397590][ T4637] IPv6: Can't replace route, no match found
[ 57.427661][ T4639] IPv6: Can't replace route, no match found
[ 57.437216][ T4641] IPv6: Can't replace route, no match found
[ 57.446790][ T4643] IPv6: Can't replace route, no match found
[ 57.477613][ T4645] IPv6: Can't replace route, no match found
[ 57.487309][ T4647] IPv6: Can't replace route, no match found
[ 57.497039][ T4649] IPv6: Can't replace route, no match found
[ 57.527838][ T4651] IPv6: Can't replace route, no match found
[ 57.537413][ T4653] IPv6: Can't replace route, no match found
[ 57.546952][ T4655] IPv6: Can't replace route, no match found
[ 57.577776][ T4657] IPv6: Can't replace route, no match found
[ 57.587280][ T4659] IPv6: Can't replace route, no match found
[ 57.596838][ T4661] IPv6: Can't replace route, no match found
[ 57.627734][ T4663] IPv6: Can't replace route, no match found
[ 57.637339][ T4665] IPv6: Can't replace route, no match found
[ 57.647230][ T4667] IPv6: Can't replace route, no match found
[ 57.677643][ T4669] IPv6: Can't replace route, no match found
[ 57.686993][ T4671] IPv6: Can't replace route, no match found
[ 57.696645][ T4673] IPv6: Can't replace route, no match found
[ 57.727884][ T4675] IPv6: Can't replace route, no match found
[ 57.737876][ T4677] IPv6: Can't replace route, no match found
[ 57.747640][ T4679] IPv6: Can't replace route, no match found
[ 57.777872][ T4681] IPv6: Can't replace route, no match found
[ 57.787531][ T4683] IPv6: Can't replace route, no match found
[ 57.796783][ T4685] IPv6: Can't replace route, no match found
[ 57.828011][ T4687] IPv6: Can't replace route, no match found
[ 57.837704][ T4689] IPv6: Can't replace route, no match found
[ 57.847213][ T4691] IPv6: Can't replace route, no match found
[ 57.887703][ T4693] IPv6: Can't replace route, no match found
[ 57.897341][ T4695] IPv6: Can't replace route, no match found
[ 57.906593][ T4697] IPv6: Can't replace route, no match found
[ 57.937793][ T4699] IPv6: Can't replace route, no match found
[ 57.947484][ T4701] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578
[ 57.957042][ T4701] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 4701, name: syz.2.175
[ 57.965970][ T4701] preempt_count: 0, expected: 0
[ 57.971094][ T4701] RCU nest depth: 1, expected: 0
[ 57.976120][ T4701] 1 lock held by syz.2.175/4701:
[ 57.981038][ T4701] #0: ffffffff841f37f0 (rcu_read_lock){....}-{1:2}, at: ip6_route_add+0x39/0x120
[ 57.990303][ T4701] CPU: 0 UID: 0 PID: 4701 Comm: syz.2.175 Tainted: G W 6.15.0-rc2-syzkaller #0 PREEMPT(undef)
[ 57.990309][ T4701] Tainted: [W]=WARN
[ 57.990310][ T4701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025
[ 57.990312][ T4701] Call Trace:
[ 57.990316][ T4701]
[ 57.990317][ T4701] dump_stack_lvl+0xa2/0xf0
[ 57.990325][ T4701] __might_resched+0x1bc/0x1e0
[ 57.990330][ T4701] ? pcpu_alloc_noprof+0x198/0xa10
[ 57.990333][ T4701] __mutex_lock+0x7c/0xba0
[ 57.990340][ T4701] pcpu_alloc_noprof+0x198/0xa10
[ 57.990346][ T4701] dst_cache_init+0x25/0x50
[ 57.990352][ T4701] ip_tun_build_state+0x108/0x230
[ 57.990360][ T4701] ? lwtunnel_build_state+0x6b/0x150
[ 57.990364][ T4701] lwtunnel_build_state+0xe7/0x150
[ 57.990370][ T4701] fib_nh_common_init+0x8e/0x190
[ 57.990375][ T4701] fib6_nh_init+0x8e8/0xe30
[ 57.990383][ T4701] ? ip6_route_info_create+0x224/0x290
[ 57.990388][ T4701] ? pcpu_alloc_noprof+0x75f/0xa10
[ 57.990394][ T4701] ip6_route_info_create_nh+0xf1/0x2a0
[ 57.990399][ T4701] ? ip6_route_add+0x39/0x120
[ 57.990404][ T4701] ip6_route_add+0x67/0x120
[ 57.990409][ T4701] inet6_rtm_newroute+0xcc/0x870
[ 57.990419][ T4701] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 57.990425][ T4701] ? __kernel_text_address+0xd/0x40
[ 57.990429][ T4701] ? unwind_get_return_address+0x16/0x40
[ 57.990435][ T4701] ? arch_stack_walk+0xfc/0x150
[ 57.990442][ T4701] ? rcu_read_unlock+0x7/0x20
[ 57.990448][ T4701] ? __pfx_inet6_rtm_newroute+0x10/0x10
[ 57.990451][ T4701] rtnetlink_rcv_msg+0x36c/0x3b0
[ 57.990456][ T4701] ? rtnetlink_rcv_msg+0x9c/0x3b0
[ 57.990460][ T4701] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 57.990464][ T4701] netlink_rcv_skb+0xe4/0x110
[ 57.990473][ T4701] netlink_unicast+0x1d9/0x2f0
[ 57.990476][ T4701] netlink_sendmsg+0x30c/0x3d0
[ 57.990482][ T4701] __sock_sendmsg+0x81/0xa0
[ 57.990488][ T4701] ____sys_sendmsg+0x1aa/0x230
[ 57.990493][ T4701] ___sys_sendmsg+0x289/0x2d0
[ 57.990507][ T4701] __x64_sys_sendmsg+0xe9/0x140
[ 57.990515][ T4701] do_syscall_64+0x8f/0x170
[ 57.990529][ T4701] ? clear_bhb_loop+0x45/0xa0
[ 57.990534][ T4701] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 57.990538][ T4701] RIP: 0033:0x7f14b998e969
[ 57.990542][ T4701] 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
[ 57.990545][ T4701] RSP: 002b:00007f14ba7e8038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 57.990549][ T4701] RAX: ffffffffffffffda RBX: 00007f14b9bb5fa0 RCX: 00007f14b998e969
[ 57.990552][ T4701] RDX: 000000001000c840 RSI: 00002000000000c0 RDI: 0000000000000004
[ 57.990554][ T4701] RBP: 00007f14b9a10ab1 R08: 0000000000000000 R09: 0000000000000000
[ 57.990555][ T4701] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 57.990557][ T4701] R13: 0000000000000000 R14: 00007f14b9bb5fa0 R15: 00007fff6b822ab8
[ 57.990563][ T4701]
[ 57.990577][ T4701] IPv6: Can't replace route, no match found
2025/05/05 12:07:09 executed programs: 162
[ 58.287879][ T4703] IPv6: Can't replace route, no match found
[ 58.297334][ T4705] IPv6: Can't replace route, no match found
[ 58.327729][ T4707] IPv6: Can't replace route, no match found
[ 58.337360][ T4709] IPv6: Can't replace route, no match found
[ 58.347145][ T4711] IPv6: Can't replace route, no match found
[ 58.377952][ T4713] IPv6: Can't replace route, no match found
[ 58.387367][ T4715] IPv6: Can't replace route, no match found
[ 58.396881][ T4717] IPv6: Can't replace route, no match found
[ 58.427874][ T4719] IPv6: Can't replace route, no match found
[ 58.437910][ T4721] IPv6: Can't replace route, no match found
[ 58.447336][ T4723] IPv6: Can't replace route, no match found
[ 58.487656][ T4725] IPv6: Can't replace route, no match found
[ 58.497100][ T4727] IPv6: Can't replace route, no match found
[ 58.506859][ T4729] IPv6: Can't replace route, no match found
[ 58.537766][ T4731] IPv6: Can't replace route, no match found
[ 58.547266][ T4733] IPv6: Can't replace route, no match found
[ 58.556652][ T4735] IPv6: Can't replace route, no match found
[ 58.588398][ T4737] IPv6: Can't replace route, no match found
[ 58.597983][ T4739] IPv6: Can't replace route, no match found
[ 58.607579][ T4741] IPv6: Can't replace route, no match found
[ 58.657670][ T4743] IPv6: Can't replace route, no match found
[ 58.667069][ T4745] IPv6: Can't replace route, no match found
[ 58.676402][ T4747] IPv6: Can't replace route, no match found
[ 58.707578][ T4749] IPv6: Can't replace route, no match found
[ 58.717144][ T4751] IPv6: Can't replace route, no match found
[ 58.726591][ T4753] IPv6: Can't replace route, no match found
[ 58.757703][ T4755] IPv6: Can't replace route, no match found
[ 58.767487][ T4757] IPv6: Can't replace route, no match found
[ 58.777133][ T4759] IPv6: Can't replace route, no match found
[ 58.817716][ T4761] IPv6: Can't replace route, no match found
[ 58.827288][ T4763] IPv6: Can't replace route, no match found
[ 58.836718][ T4765] IPv6: Can't replace route, no match found
[ 58.877733][ T4767] IPv6: Can't replace route, no match found
[ 58.887349][ T4769] IPv6: Can't replace route, no match found
[ 58.897201][ T4771] IPv6: Can't replace route, no match found
[ 58.927736][ T4773] IPv6: Can't replace route, no match found
[ 58.937530][ T4775] IPv6: Can't replace route, no match found
[ 58.947077][ T4777] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578
[ 58.956605][ T4777] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 4777, name: syz.2.213
[ 58.965960][ T4777] preempt_count: 0, expected: 0
[ 58.970780][ T4777] RCU nest depth: 1, expected: 0
[ 58.975796][ T4777] 1 lock held by syz.2.213/4777:
[ 58.980709][ T4777] #0: ffffffff841f37f0 (rcu_read_lock){....}-{1:2}, at: ip6_route_add+0x39/0x120
[ 58.990048][ T4777] CPU: 1 UID: 0 PID: 4777 Comm: syz.2.213 Tainted: G W 6.15.0-rc2-syzkaller #0 PREEMPT(undef)
[ 58.990054][ T4777] Tainted: [W]=WARN
[ 58.990055][ T4777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025
[ 58.990057][ T4777] Call Trace:
[ 58.990059][ T4777]
[ 58.990061][ T4777] dump_stack_lvl+0xa2/0xf0
[ 58.990069][ T4777] __might_resched+0x1bc/0x1e0
[ 58.990074][ T4777] ? pcpu_alloc_noprof+0x198/0xa10
[ 58.990078][ T4777] __mutex_lock+0x7c/0xba0
[ 58.990087][ T4777] pcpu_alloc_noprof+0x198/0xa10
[ 58.990093][ T4777] dst_cache_init+0x25/0x50
[ 58.990099][ T4777] ip_tun_build_state+0x108/0x230
[ 58.990106][ T4777] ? lwtunnel_build_state+0x6b/0x150
[ 58.990109][ T4777] lwtunnel_build_state+0xe7/0x150
[ 58.990113][ T4777] fib_nh_common_init+0x8e/0x190
[ 58.990116][ T4777] fib6_nh_init+0x8e8/0xe30
[ 58.990122][ T4777] ? ip6_route_info_create+0x224/0x290
[ 58.990126][ T4777] ? pcpu_alloc_noprof+0x75f/0xa10
[ 58.990130][ T4777] ip6_route_info_create_nh+0xf1/0x2a0
[ 58.990133][ T4777] ? ip6_route_add+0x39/0x120
[ 58.990137][ T4777] ip6_route_add+0x67/0x120
[ 58.990141][ T4777] inet6_rtm_newroute+0xcc/0x870
[ 58.990148][ T4777] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 58.990152][ T4777] ? __kernel_text_address+0xd/0x40
[ 58.990155][ T4777] ? unwind_get_return_address+0x16/0x40
[ 58.990160][ T4777] ? arch_stack_walk+0xfc/0x150
[ 58.990164][ T4777] ? rcu_read_unlock+0x7/0x20
[ 58.990168][ T4777] ? __pfx_inet6_rtm_newroute+0x10/0x10
[ 58.990171][ T4777] rtnetlink_rcv_msg+0x36c/0x3b0
[ 58.990174][ T4777] ? rtnetlink_rcv_msg+0x9c/0x3b0
[ 58.990178][ T4777] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 58.990182][ T4777] netlink_rcv_skb+0xe4/0x110
[ 58.990188][ T4777] netlink_unicast+0x1d9/0x2f0
[ 58.990191][ T4777] netlink_sendmsg+0x30c/0x3d0
[ 58.990195][ T4777] __sock_sendmsg+0x81/0xa0
[ 58.990201][ T4777] ____sys_sendmsg+0x1aa/0x230
[ 58.990205][ T4777] ___sys_sendmsg+0x289/0x2d0
[ 58.990214][ T4777] __x64_sys_sendmsg+0xe9/0x140
[ 58.990219][ T4777] do_syscall_64+0x8f/0x170
[ 58.990223][ T4777] ? clear_bhb_loop+0x45/0xa0
[ 58.990226][ T4777] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 58.990229][ T4777] RIP: 0033:0x7f14b998e969
[ 58.990232][ T4777] 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
[ 58.990234][ T4777] RSP: 002b:00007f14ba7e8038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 58.990237][ T4777] RAX: ffffffffffffffda RBX: 00007f14b9bb5fa0 RCX: 00007f14b998e969
[ 58.990238][ T4777] RDX: 000000001000c840 RSI: 00002000000000c0 RDI: 0000000000000004
[ 58.990240][ T4777] RBP: 00007f14b9a10ab1 R08: 0000000000000000 R09: 0000000000000000
[ 58.990241][ T4777] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 58.990242][ T4777] R13: 0000000000000000 R14: 00007f14b9bb5fa0 R15: 00007fff6b822ab8
[ 58.990246][ T4777]
[ 58.990254][ T4777] IPv6: Can't replace route, no match found
[ 59.286461][ T4779] IPv6: Can't replace route, no match found
[ 59.296048][ T4781] IPv6: Can't replace route, no match found
[ 59.327949][ T4783] IPv6: Can't replace route, no match found
[ 59.337605][ T4785] IPv6: Can't replace route, no match found
[ 59.347448][ T4787] IPv6: Can't replace route, no match found
[ 59.377720][ T4789] IPv6: Can't replace route, no match found
[ 59.387500][ T4791] IPv6: Can't replace route, no match found
[ 59.397122][ T4793] IPv6: Can't replace route, no match found
[ 59.427762][ T4795] IPv6: Can't replace route, no match found
[ 59.437403][ T4797] IPv6: Can't replace route, no match found
[ 59.447390][ T4799] IPv6: Can't replace route, no match found
[ 59.477850][ T4801] IPv6: Can't replace route, no match found
[ 59.487405][ T4803] IPv6: Can't replace route, no match found
[ 59.496988][ T4805] IPv6: Can't replace route, no match found
[ 59.527920][ T4807] IPv6: Can't replace route, no match found
[ 59.537635][ T4809] IPv6: Can't replace route, no match found
[ 59.547639][ T4811] IPv6: Can't replace route, no match found
[ 59.578630][ T4813] IPv6: Can't replace route, no match found
[ 59.589857][ T4815] IPv6: Can't replace route, no match found
[ 59.613772][ T4817] IPv6: Can't replace route, no match found
[ 59.638220][ T4819] IPv6: Can't replace route, no match found
[ 59.647803][ T4821] IPv6: Can't replace route, no match found
[ 59.657525][ T4823] IPv6: Can't replace route, no match found
[ 59.697617][ T4825] IPv6: Can't replace route, no match found
[ 59.707313][ T4827] IPv6: Can't replace route, no match found
[ 59.716941][ T4829] IPv6: Can't replace route, no match found
[ 59.747805][ T4831] IPv6: Can't replace route, no match found
[ 59.757339][ T4833] IPv6: Can't replace route, no match found
[ 59.766705][ T4835] IPv6: Can't replace route, no match found
[ 59.797640][ T4837] IPv6: Can't replace route, no match found
[ 59.807190][ T4839] IPv6: Can't replace route, no match found
[ 59.817028][ T4841] IPv6: Can't replace route, no match found
[ 59.847806][ T4843] IPv6: Can't replace route, no match found
[ 59.857594][ T4845] IPv6: Can't replace route, no match found
[ 59.867165][ T4847] IPv6: Can't replace route, no match found
[ 59.897823][ T4849] IPv6: Can't replace route, no match found
[ 59.907383][ T4851] IPv6: Can't replace route, no match found
[ 59.916603][ T4853] IPv6: Can't replace route, no match found
[ 59.947677][ T4855] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578
[ 59.957140][ T4855] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 4855, name: syz.2.252
[ 59.966380][ T4855] preempt_count: 0, expected: 0
[ 59.971216][ T4855] RCU nest depth: 1, expected: 0
[ 59.976195][ T4855] 1 lock held by syz.2.252/4855:
[ 59.981208][ T4855] #0: ffffffff841f37f0 (rcu_read_lock){....}-{1:2}, at: ip6_route_add+0x39/0x120
[ 59.990408][ T4855] CPU: 0 UID: 0 PID: 4855 Comm: syz.2.252 Tainted: G W 6.15.0-rc2-syzkaller #0 PREEMPT(undef)
[ 59.990413][ T4855] Tainted: [W]=WARN
[ 59.990414][ T4855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025
[ 59.990416][ T4855] Call Trace:
[ 59.990419][ T4855]
[ 59.990420][ T4855] dump_stack_lvl+0xa2/0xf0
[ 59.990427][ T4855] __might_resched+0x1bc/0x1e0
[ 59.990431][ T4855] ? pcpu_alloc_noprof+0x198/0xa10
[ 59.990435][ T4855] __mutex_lock+0x7c/0xba0
[ 59.990442][ T4855] pcpu_alloc_noprof+0x198/0xa10
[ 59.990448][ T4855] dst_cache_init+0x25/0x50
[ 59.990453][ T4855] ip_tun_build_state+0x108/0x230
[ 59.990461][ T4855] ? lwtunnel_build_state+0x6b/0x150
[ 59.990464][ T4855] lwtunnel_build_state+0xe7/0x150
[ 59.990470][ T4855] fib_nh_common_init+0x8e/0x190
[ 59.990474][ T4855] fib6_nh_init+0x8e8/0xe30
[ 59.990481][ T4855] ? ip6_route_info_create+0x224/0x290
[ 59.990485][ T4855] ? pcpu_alloc_noprof+0x75f/0xa10
[ 59.990492][ T4855] ip6_route_info_create_nh+0xf1/0x2a0
[ 59.990497][ T4855] ? ip6_route_add+0x39/0x120
[ 59.990501][ T4855] ip6_route_add+0x67/0x120
[ 59.990506][ T4855] inet6_rtm_newroute+0xcc/0x870
[ 59.990515][ T4855] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 59.990520][ T4855] ? __kernel_text_address+0xd/0x40
[ 59.990524][ T4855] ? unwind_get_return_address+0x16/0x40
[ 59.990530][ T4855] ? arch_stack_walk+0xfc/0x150
[ 59.990537][ T4855] ? rcu_read_unlock+0x7/0x20
[ 59.990543][ T4855] ? __pfx_inet6_rtm_newroute+0x10/0x10
[ 59.990547][ T4855] rtnetlink_rcv_msg+0x36c/0x3b0
[ 59.990552][ T4855] ? rtnetlink_rcv_msg+0x9c/0x3b0
[ 59.990557][ T4855] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 59.990561][ T4855] netlink_rcv_skb+0xe4/0x110
[ 59.990571][ T4855] netlink_unicast+0x1d9/0x2f0
[ 59.990575][ T4855] netlink_sendmsg+0x30c/0x3d0
[ 59.990582][ T4855] __sock_sendmsg+0x81/0xa0
[ 59.990589][ T4855] ____sys_sendmsg+0x1aa/0x230
[ 59.990595][ T4855] ___sys_sendmsg+0x289/0x2d0
[ 59.990615][ T4855] __x64_sys_sendmsg+0xe9/0x140
[ 59.990623][ T4855] do_syscall_64+0x8f/0x170
[ 59.990626][ T4855] ? clear_bhb_loop+0x45/0xa0
[ 59.990631][ T4855] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 59.990635][ T4855] RIP: 0033:0x7f14b998e969
[ 59.990639][ T4855] 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
[ 59.990641][ T4855] RSP: 002b:00007f14ba7e8038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 59.990645][ T4855] RAX: ffffffffffffffda RBX: 00007f14b9bb5fa0 RCX: 00007f14b998e969
[ 59.990647][ T4855] RDX: 000000001000c840 RSI: 00002000000000c0 RDI: 0000000000000004
[ 59.990649][ T4855] RBP: 00007f14b9a10ab1 R08: 0000000000000000 R09: 0000000000000000
[ 59.990651][ T4855] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 59.990653][ T4855] R13: 0000000000000000 R14: 00007f14b9bb5fa0 R15: 00007fff6b822ab8
[ 59.990659][ T4855]
[ 59.990671][ T4855] IPv6: Can't replace route, no match found
[ 60.285937][ T4857] IPv6: Can't replace route, no match found
[ 60.295206][ T4859] IPv6: Can't replace route, no match found
[ 60.327927][ T4861] IPv6: Can't replace route, no match found
[ 60.337333][ T4863] IPv6: Can't replace route, no match found
[ 60.346837][ T4865] IPv6: Can't replace route, no match found
[ 60.387945][ T4867] IPv6: Can't replace route, no match found
[ 60.397607][ T4869] IPv6: Can't replace route, no match found
[ 60.407053][ T4871] IPv6: Can't replace route, no match found
[ 60.447696][ T4873] IPv6: Can't replace route, no match found
[ 60.457039][ T4875] IPv6: Can't replace route, no match found
[ 60.466781][ T4877] IPv6: Can't replace route, no match found
[ 60.497942][ T4879] IPv6: Can't replace route, no match found
[ 60.507639][ T4881] IPv6: Can't replace route, no match found
[ 60.517339][ T4883] IPv6: Can't replace route, no match found
[ 60.547630][ T4885] IPv6: Can't replace route, no match found
[ 60.557105][ T4887] IPv6: Can't replace route, no match found
[ 60.566665][ T4889] IPv6: Can't replace route, no match found
[ 60.597790][ T4891] IPv6: Can't replace route, no match found
[ 60.607293][ T4893] IPv6: Can't replace route, no match found
[ 60.616917][ T4895] IPv6: Can't replace route, no match found
[ 60.647865][ T4897] IPv6: Can't replace route, no match found
[ 60.657406][ T4899] IPv6: Can't replace route, no match found
[ 60.666661][ T4901] IPv6: Can't replace route, no match found
[ 60.697871][ T4903] IPv6: Can't replace route, no match found
[ 60.707599][ T4905] IPv6: Can't replace route, no match found
[ 60.717290][ T4907] IPv6: Can't replace route, no match found
[ 60.747737][ T4909] IPv6: Can't replace route, no match found
[ 60.757321][ T4911] IPv6: Can't replace route, no match found
[ 60.767127][ T4913] IPv6: Can't replace route, no match found
[ 60.797717][ T4915] IPv6: Can't replace route, no match found
[ 60.807625][ T4917] IPv6: Can't replace route, no match found
[ 60.817502][ T4919] IPv6: Can't replace route, no match found
[ 60.847809][ T4921] IPv6: Can't replace route, no match found
[ 60.857299][ T4923] IPv6: Can't replace route, no match found
[ 60.866966][ T4925] IPv6: Can't replace route, no match found
[ 60.897678][ T4927] IPv6: Can't replace route, no match found
[ 60.907375][ T4929] IPv6: Can't replace route, no match found
[ 60.917210][ T4931] IPv6: Can't replace route, no match found
[ 60.947740][ T4933] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578
[ 60.957057][ T4933] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 4933, name: syz.2.291
[ 60.966346][ T4933] preempt_count: 0, expected: 0
[ 60.971310][ T4933] RCU nest depth: 1, expected: 0
[ 60.976253][ T4933] 1 lock held by syz.2.291/4933:
[ 60.981227][ T4933] #0: ffffffff841f37f0 (rcu_read_lock){....}-{1:2}, at: ip6_route_add+0x39/0x120
[ 60.990435][ T4933] CPU: 1 UID: 0 PID: 4933 Comm: syz.2.291 Tainted: G W 6.15.0-rc2-syzkaller #0 PREEMPT(undef)
[ 60.990441][ T4933] Tainted: [W]=WARN
[ 60.990442][ T4933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025
[ 60.990445][ T4933] Call Trace:
[ 60.990448][ T4933]
[ 60.990451][ T4933] dump_stack_lvl+0xa2/0xf0
[ 60.990458][ T4933] __might_resched+0x1bc/0x1e0
[ 60.990463][ T4933] ? pcpu_alloc_noprof+0x198/0xa10
[ 60.990466][ T4933] __mutex_lock+0x7c/0xba0
[ 60.990473][ T4933] pcpu_alloc_noprof+0x198/0xa10
[ 60.990478][ T4933] dst_cache_init+0x25/0x50
[ 60.990484][ T4933] ip_tun_build_state+0x108/0x230
[ 60.990490][ T4933] ? lwtunnel_build_state+0x6b/0x150
[ 60.990494][ T4933] lwtunnel_build_state+0xe7/0x150
[ 60.990498][ T4933] fib_nh_common_init+0x8e/0x190
[ 60.990503][ T4933] fib6_nh_init+0x8e8/0xe30
[ 60.990511][ T4933] ? ip6_route_info_create+0x224/0x290
[ 60.990515][ T4933] ? pcpu_alloc_noprof+0x75f/0xa10
[ 60.990521][ T4933] ip6_route_info_create_nh+0xf1/0x2a0
[ 60.990526][ T4933] ? ip6_route_add+0x39/0x120
[ 60.990531][ T4933] ip6_route_add+0x67/0x120
[ 60.990536][ T4933] inet6_rtm_newroute+0xcc/0x870
[ 60.990546][ T4933] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 60.990550][ T4933] ? __kernel_text_address+0xd/0x40
[ 60.990553][ T4933] ? unwind_get_return_address+0x16/0x40
[ 60.990558][ T4933] ? arch_stack_walk+0xfc/0x150
[ 60.990566][ T4933] ? rcu_read_unlock+0x7/0x20
[ 60.990572][ T4933] ? __pfx_inet6_rtm_newroute+0x10/0x10
[ 60.990575][ T4933] rtnetlink_rcv_msg+0x36c/0x3b0
[ 60.990580][ T4933] ? rtnetlink_rcv_msg+0x9c/0x3b0
[ 60.990584][ T4933] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 60.990589][ T4933] netlink_rcv_skb+0xe4/0x110
[ 60.990598][ T4933] netlink_unicast+0x1d9/0x2f0
[ 60.990602][ T4933] netlink_sendmsg+0x30c/0x3d0
[ 60.990608][ T4933] __sock_sendmsg+0x81/0xa0
[ 60.990614][ T4933] ____sys_sendmsg+0x1aa/0x230
[ 60.990620][ T4933] ___sys_sendmsg+0x289/0x2d0
[ 60.990632][ T4933] __x64_sys_sendmsg+0xe9/0x140
[ 60.990638][ T4933] do_syscall_64+0x8f/0x170
[ 60.990642][ T4933] ? clear_bhb_loop+0x45/0xa0
[ 60.990647][ T4933] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 60.990650][ T4933] RIP: 0033:0x7f14b998e969
[ 60.990654][ T4933] 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
[ 60.990656][ T4933] RSP: 002b:00007f14ba7e8038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 60.990659][ T4933] RAX: ffffffffffffffda RBX: 00007f14b9bb5fa0 RCX: 00007f14b998e969
[ 60.990661][ T4933] RDX: 000000001000c840 RSI: 00002000000000c0 RDI: 0000000000000004
[ 60.990663][ T4933] RBP: 00007f14b9a10ab1 R08: 0000000000000000 R09: 0000000000000000
[ 60.990665][ T4933] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 60.990666][ T4933] R13: 0000000000000000 R14: 00007f14b9bb5fa0 R15: 00007fff6b822ab8
[ 60.990671][ T4933]
[ 60.990685][ T4933] IPv6: Can't replace route, no match found
[ 61.287586][ T4935] IPv6: Can't replace route, no match found
[ 61.296784][ T4937] IPv6: Can't replace route, no match found
[ 61.327671][ T4939] IPv6: Can't replace route, no match found
[ 61.337292][ T4941] IPv6: Can't replace route, no match found
[ 61.346655][ T4943] IPv6: Can't replace route, no match found
[ 61.387775][ T4945] IPv6: Can't replace route, no match found
[ 61.397435][ T4947] IPv6: Can't replace route, no match found
[ 61.407300][ T4949] IPv6: Can't replace route, no match found
[ 61.438052][ T4951] IPv6: Can't replace route, no match found
[ 61.447775][ T4953] IPv6: Can't replace route, no match found
[ 61.457589][ T4955] IPv6: Can't replace route, no match found
[ 61.497831][ T4957] IPv6: Can't replace route, no match found
[ 61.507304][ T4959] IPv6: Can't replace route, no match found
[ 61.516962][ T4961] IPv6: Can't replace route, no match found
[ 61.557663][ T4963] IPv6: Can't replace route, no match found
[ 61.567317][ T4965] IPv6: Can't replace route, no match found
[ 61.577086][ T4967] IPv6: Can't replace route, no match found
[ 61.607904][ T4969] IPv6: Can't replace route, no match found
[ 61.617537][ T4971] IPv6: Can't replace route, no match found
[ 61.627215][ T4973] IPv6: Can't replace route, no match found
[ 61.657740][ T4975] IPv6: Can't replace route, no match found
[ 61.667225][ T4977] IPv6: Can't replace route, no match found
[ 61.676786][ T4979] IPv6: Can't replace route, no match found
[ 61.708239][ T4981] IPv6: Can't replace route, no match found
[ 61.717740][ T4983] IPv6: Can't replace route, no match found
[ 61.727651][ T4985] IPv6: Can't replace route, no match found
[ 61.767825][ T4987] IPv6: Can't replace route, no match found
[ 61.777298][ T4989] IPv6: Can't replace route, no match found
[ 61.786770][ T4991] IPv6: Can't replace route, no match found
[ 61.817757][ T4993] IPv6: Can't replace route, no match found
[ 61.827326][ T4995] IPv6: Can't replace route, no match found
[ 61.837100][ T4997] IPv6: Can't replace route, no match found
[ 61.868003][ T4999] IPv6: Can't replace route, no match found
[ 61.877403][ T5001] IPv6: Can't replace route, no match found
[ 61.886741][ T5003] IPv6: Can't replace route, no match found
[ 61.927989][ T5005] IPv6: Can't replace route, no match found
[ 61.937498][ T5007] IPv6: Can't replace route, no match found
[ 61.946867][ T5009] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578
[ 61.956224][ T5009] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 5009, name: syz.2.329
[ 61.965231][ T5009] preempt_count: 0, expected: 0
[ 61.970155][ T5009] RCU nest depth: 1, expected: 0
[ 61.975058][ T5009] 1 lock held by syz.2.329/5009:
[ 61.980059][ T5009] #0: ffffffff841f37f0 (rcu_read_lock){....}-{1:2}, at: ip6_route_add+0x39/0x120
[ 61.989296][ T5009] CPU: 0 UID: 0 PID: 5009 Comm: syz.2.329 Tainted: G W 6.15.0-rc2-syzkaller #0 PREEMPT(undef)
[ 61.989303][ T5009] Tainted: [W]=WARN
[ 61.989304][ T5009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025
[ 61.989306][ T5009] Call Trace:
[ 61.989310][ T5009]
[ 61.989312][ T5009] dump_stack_lvl+0xa2/0xf0
[ 61.989320][ T5009] __might_resched+0x1bc/0x1e0
[ 61.989325][ T5009] ? pcpu_alloc_noprof+0x198/0xa10
[ 61.989329][ T5009] __mutex_lock+0x7c/0xba0
[ 61.989336][ T5009] pcpu_alloc_noprof+0x198/0xa10
[ 61.989342][ T5009] dst_cache_init+0x25/0x50
[ 61.989348][ T5009] ip_tun_build_state+0x108/0x230
[ 61.989355][ T5009] ? lwtunnel_build_state+0x6b/0x150
[ 61.989358][ T5009] lwtunnel_build_state+0xe7/0x150
[ 61.989363][ T5009] fib_nh_common_init+0x8e/0x190
[ 61.989368][ T5009] fib6_nh_init+0x8e8/0xe30
[ 61.989376][ T5009] ? ip6_route_info_create+0x224/0x290
[ 61.989380][ T5009] ? pcpu_alloc_noprof+0x75f/0xa10
[ 61.989387][ T5009] ip6_route_info_create_nh+0xf1/0x2a0
[ 61.989392][ T5009] ? ip6_route_add+0x39/0x120
[ 61.989402][ T5009] ip6_route_add+0x67/0x120
[ 61.989408][ T5009] inet6_rtm_newroute+0xcc/0x870
[ 61.989417][ T5009] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 61.989423][ T5009] ? __kernel_text_address+0xd/0x40
[ 61.989427][ T5009] ? unwind_get_return_address+0x16/0x40
[ 61.989433][ T5009] ? arch_stack_walk+0xfc/0x150
[ 61.989441][ T5009] ? rcu_read_unlock+0x7/0x20
[ 61.989447][ T5009] ? __pfx_inet6_rtm_newroute+0x10/0x10
[ 61.989450][ T5009] rtnetlink_rcv_msg+0x36c/0x3b0
[ 61.989455][ T5009] ? rtnetlink_rcv_msg+0x9c/0x3b0
[ 61.989460][ T5009] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 61.989465][ T5009] netlink_rcv_skb+0xe4/0x110
[ 61.989474][ T5009] netlink_unicast+0x1d9/0x2f0
[ 61.989478][ T5009] netlink_sendmsg+0x30c/0x3d0
[ 61.989484][ T5009] __sock_sendmsg+0x81/0xa0
[ 61.989490][ T5009] ____sys_sendmsg+0x1aa/0x230
[ 61.989496][ T5009] ___sys_sendmsg+0x289/0x2d0
[ 61.989507][ T5009] __x64_sys_sendmsg+0xe9/0x140
[ 61.989513][ T5009] do_syscall_64+0x8f/0x170
[ 61.989518][ T5009] ? clear_bhb_loop+0x45/0xa0
[ 61.989524][ T5009] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 61.989528][ T5009] RIP: 0033:0x7f14b998e969
[ 61.989533][ T5009] 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
[ 61.989535][ T5009] RSP: 002b:00007f14ba7e8038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 61.989540][ T5009] RAX: ffffffffffffffda RBX: 00007f14b9bb5fa0 RCX: 00007f14b998e969
[ 61.989542][ T5009] RDX: 000000001000c840 RSI: 00002000000000c0 RDI: 0000000000000004
[ 61.989544][ T5009] RBP: 00007f14b9a10ab1 R08: 0000000000000000 R09: 0000000000000000
[ 61.989546][ T5009] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 61.989547][ T5009] R13: 0000000000000000 R14: 00007f14b9bb5fa0 R15: 00007fff6b822ab8
[ 61.989553][ T5009]
[ 61.989566][ T5009] IPv6: Can't replace route, no match found
[ 62.287536][ T5011] IPv6: Can't replace route, no match found
[ 62.297150][ T5013] IPv6: Can't replace route, no match found
[ 62.327980][ T5015] IPv6: Can't replace route, no match found
[ 62.337516][ T5017] IPv6: Can't replace route, no match found
[ 62.346898][ T5019] IPv6: Can't replace route, no match found
[ 62.377687][ T5021] IPv6: Can't replace route, no match found
[ 62.387256][ T5023] IPv6: Can't replace route, no match found
[ 62.397031][ T5025] IPv6: Can't replace route, no match found
[ 62.427746][ T5027] IPv6: Can't replace route, no match found
[ 62.437263][ T5029] IPv6: Can't replace route, no match found
[ 62.446770][ T5031] IPv6: Can't replace route, no match found
[ 62.477604][ T5033] IPv6: Can't replace route, no match found
[ 62.487088][ T5035] IPv6: Can't replace route, no match found
[ 62.496689][ T5037] IPv6: Can't replace route, no match found
[ 62.527812][ T5039] IPv6: Can't replace route, no match found
[ 62.537383][ T5041] IPv6: Can't replace route, no match found
[ 62.546945][ T5043] IPv6: Can't replace route, no match found
[ 62.587974][ T5045] IPv6: Can't replace route, no match found
[ 62.597596][ T5047] IPv6: Can't replace route, no match found
[ 62.606938][ T5049] IPv6: Can't replace route, no match found
[ 62.647857][ T5051] IPv6: Can't replace route, no match found
[ 62.657363][ T5053] IPv6: Can't replace route, no match found
[ 62.667100][ T5055] IPv6: Can't replace route, no match found
[ 62.697768][ T5057] IPv6: Can't replace route, no match found
[ 62.707801][ T5059] IPv6: Can't replace route, no match found
[ 62.717176][ T5061] IPv6: Can't replace route, no match found
[ 62.757786][ T5063] IPv6: Can't replace route, no match found
[ 62.767325][ T5065] IPv6: Can't replace route, no match found
[ 62.776863][ T5067] IPv6: Can't replace route, no match found
[ 62.807759][ T5069] IPv6: Can't replace route, no match found
[ 62.817711][ T5071] IPv6: Can't replace route, no match found
[ 62.827691][ T5073] IPv6: Can't replace route, no match found
[ 62.857770][ T5075] IPv6: Can't replace route, no match found
[ 62.867301][ T5077] IPv6: Can't replace route, no match found
[ 62.876976][ T5079] IPv6: Can't replace route, no match found
[ 62.907757][ T5081] IPv6: Can't replace route, no match found
[ 62.917288][ T5083] IPv6: Can't replace route, no match found
[ 62.926910][ T5085] IPv6: Can't replace route, no match found
[ 62.958021][ T5087] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578
[ 62.967455][ T5087] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 5087, name: syz.2.368
[ 62.976412][ T5087] preempt_count: 0, expected: 0
[ 62.981237][ T5087] RCU nest depth: 1, expected: 0
[ 62.986253][ T5087] 1 lock held by syz.2.368/5087:
[ 62.991157][ T5087] #0: ffffffff841f37f0 (rcu_read_lock){....}-{1:2}, at: ip6_route_add+0x39/0x120
[ 63.000358][ T5087] CPU: 1 UID: 0 PID: 5087 Comm: syz.2.368 Tainted: G W 6.15.0-rc2-syzkaller #0 PREEMPT(undef)
[ 63.000364][ T5087] Tainted: [W]=WARN
[ 63.000365][ T5087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025
[ 63.000368][ T5087] Call Trace:
[ 63.000371][ T5087]
[ 63.000372][ T5087] dump_stack_lvl+0xa2/0xf0
[ 63.000379][ T5087] __might_resched+0x1bc/0x1e0
[ 63.000385][ T5087] ? pcpu_alloc_noprof+0x198/0xa10
[ 63.000388][ T5087] __mutex_lock+0x7c/0xba0
[ 63.000395][ T5087] pcpu_alloc_noprof+0x198/0xa10
[ 63.000400][ T5087] dst_cache_init+0x25/0x50
[ 63.000424][ T5087] ip_tun_build_state+0x108/0x230
[ 63.000433][ T5087] ? lwtunnel_build_state+0x6b/0x150
[ 63.000436][ T5087] lwtunnel_build_state+0xe7/0x150
[ 63.000441][ T5087] fib_nh_common_init+0x8e/0x190
[ 63.000447][ T5087] fib6_nh_init+0x8e8/0xe30
[ 63.000454][ T5087] ? ip6_route_info_create+0x224/0x290
[ 63.000458][ T5087] ? pcpu_alloc_noprof+0x75f/0xa10
[ 63.000465][ T5087] ip6_route_info_create_nh+0xf1/0x2a0
[ 63.000469][ T5087] ? ip6_route_add+0x39/0x120
[ 63.000474][ T5087] ip6_route_add+0x67/0x120
[ 63.000479][ T5087] inet6_rtm_newroute+0xcc/0x870
[ 63.000484][ T5087] ? is_module_text_address+0x18/0xa0
[ 63.000489][ T5087] ? is_module_text_address+0x18/0xa0
[ 63.000501][ T5087] ? rcu_read_unlock+0x7/0x20
[ 63.000507][ T5087] ? __pfx_inet6_rtm_newroute+0x10/0x10
[ 63.000511][ T5087] rtnetlink_rcv_msg+0x36c/0x3b0
[ 63.000515][ T5087] ? rtnetlink_rcv_msg+0x9c/0x3b0
[ 63.000520][ T5087] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 63.000524][ T5087] netlink_rcv_skb+0xe4/0x110
[ 63.000532][ T5087] netlink_unicast+0x1d9/0x2f0
[ 63.000536][ T5087] netlink_sendmsg+0x30c/0x3d0
[ 63.000542][ T5087] __sock_sendmsg+0x81/0xa0
[ 63.000549][ T5087] ____sys_sendmsg+0x1aa/0x230
[ 63.000556][ T5087] ___sys_sendmsg+0x289/0x2d0
[ 63.000570][ T5087] __x64_sys_sendmsg+0xe9/0x140
[ 63.000577][ T5087] do_syscall_64+0x8f/0x170
[ 63.000582][ T5087] ? clear_bhb_loop+0x45/0xa0
[ 63.000587][ T5087] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 63.000592][ T5087] RIP: 0033:0x7f14b998e969
[ 63.000596][ T5087] 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
[ 63.000599][ T5087] RSP: 002b:00007f14ba7e8038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 63.000602][ T5087] RAX: ffffffffffffffda RBX: 00007f14b9bb5fa0 RCX: 00007f14b998e969
[ 63.000605][ T5087] RDX: 000000001000c840 RSI: 00002000000000c0 RDI: 0000000000000004
[ 63.000607][ T5087] RBP: 00007f14b9a10ab1 R08: 0000000000000000 R09: 0000000000000000
2025/05/05 12:07:14 executed programs: 356
[ 63.000609][ T5087] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 63.000611][ T5087] R13: 0000000000000000 R14: 00007f14b9bb5fa0 R15: 00007fff6b822ab8
[ 63.000617][ T5087]
[ 63.000628][ T5087] IPv6: Can't replace route, no match found
[ 63.286246][ T5089] IPv6: Can't replace route, no match found
[ 63.295566][ T5091] IPv6: Can't replace route, no match found
[ 63.327752][ T5093] IPv6: Can't replace route, no match found
[ 63.337221][ T5095] IPv6: Can't replace route, no match found
[ 63.346895][ T5097] IPv6: Can't replace route, no match found
[ 63.377775][ T5099] IPv6: Can't replace route, no match found
[ 63.387581][ T5101] IPv6: Can't replace route, no match found
[ 63.397364][ T5103] IPv6: Can't replace route, no match found
[ 63.428356][ T5105] IPv6: Can't replace route, no match found
[ 63.438408][ T5107] IPv6: Can't replace route, no match found
[ 63.447795][ T5109] IPv6: Can't replace route, no match found
[ 63.487964][ T5111] IPv6: Can't replace route, no match found
[ 63.497401][ T5113] IPv6: Can't replace route, no match found
[ 63.506916][ T5115] IPv6: Can't replace route, no match found
[ 63.537868][ T5117] IPv6: Can't replace route, no match found
[ 63.547368][ T5119] IPv6: Can't replace route, no match found
[ 63.557181][ T5121] IPv6: Can't replace route, no match found
[ 63.587759][ T5123] IPv6: Can't replace route, no match found
[ 63.597536][ T5125] IPv6: Can't replace route, no match found
[ 63.606800][ T5127] IPv6: Can't replace route, no match found
[ 63.637656][ T5129] IPv6: Can't replace route, no match found
[ 63.647610][ T5131] IPv6: Can't replace route, no match found
[ 63.656960][ T5133] IPv6: Can't replace route, no match found
[ 63.688174][ T5135] IPv6: Can't replace route, no match found
[ 63.697981][ T5137] IPv6: Can't replace route, no match found
[ 63.707722][ T5139] IPv6: Can't replace route, no match found
[ 63.748110][ T5141] IPv6: Can't replace route, no match found
[ 63.757853][ T5143] IPv6: Can't replace route, no match found
[ 63.767547][ T5145] IPv6: Can't replace route, no match found
[ 63.807876][ T5147] IPv6: Can't replace route, no match found
[ 63.817491][ T5149] IPv6: Can't replace route, no match found
[ 63.827549][ T5151] IPv6: Can't replace route, no match found
[ 63.858331][ T5153] IPv6: Can't replace route, no match found
[ 63.868300][ T5155] IPv6: Can't replace route, no match found
[ 63.877957][ T5157] IPv6: Can't replace route, no match found
[ 63.918201][ T5159] IPv6: Can't replace route, no match found
[ 63.927732][ T5161] IPv6: Can't replace route, no match found
[ 63.937256][ T5163] IPv6: Can't replace route, no match found