------------[ cut here ]------------
WARNING: CPU: 0 PID: 3261 at net/ipv6/xfrm6_tunnel.c:341 xfrm6_tunnel_net_exit+0xc4/0x140 net/ipv6/xfrm6_tunnel.c:341
Modules linked in:
CPU: 0 UID: 0 PID: 3261 Comm: kworker/u8:44 Not tainted syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Workqueue: netns cleanup_net
RIP: 0010:xfrm6_tunnel_net_exit+0xc4/0x140 net/ipv6/xfrm6_tunnel.c:341
Code: e8 91 bd d5 fc 4b 83 3c 3e 00 75 19 e8 15 e3 7c fc 49 81 ff f8 07 00 00 74 1b e8 07 e3 7c fc 49 83 c7 08 eb c9 e8 fc e2 7c fc <0f> 0b 49 81 ff f8 07 00 00 75 e5 49 8d 9e 00 08 00 00 45 31 ff 4a
RSP: 0018:ffffc900039ffb90 EFLAGS: 00010293
RAX: ffffffff850a9714 RBX: ffff888129746a80 RCX: ffff888138cc0000
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888103fe47e0
RBP: ffffc900039ffbb0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff5200073ff04 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff888103fe4000 R15: 00000000000007e0
FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f07dc5872c0 CR3: 000000014ee1c000 CR4: 00000000003526b0
DR0: 0000000000008800 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
ops_exit_list net/core/net_namespace.c:173 [inline]
cleanup_net+0x6bd/0xc90 net/core/net_namespace.c:642
process_one_work kernel/workqueue.c:3273 [inline]
process_scheduled_works+0x7f4/0x1060 kernel/workqueue.c:3354
worker_thread+0xc99/0x13f0 kernel/workqueue.c:3435
kthread+0x2c4/0x360 kernel/kthread.c:389
ret_from_fork+0x64/0xa0 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3261 at net/ipv6/xfrm6_tunnel.c:344 xfrm6_tunnel_net_exit+0x119/0x140 net/ipv6/xfrm6_tunnel.c:344
Modules linked in:
CPU: 0 UID: 0 PID: 3261 Comm: kworker/u8:44 Tainted: G W syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Workqueue: netns cleanup_net
RIP: 0010:xfrm6_tunnel_net_exit+0x119/0x140 net/ipv6/xfrm6_tunnel.c:344
Code: fc 4b 83 bc 3e 00 08 00 00 00 75 19 e8 c0 e2 7c fc 49 81 ff f8 07 00 00 74 1b e8 b2 e2 7c fc 49 83 c7 08 eb c5 e8 a7 e2 7c fc <0f> 0b 49 81 ff f8 07 00 00 75 e5 e8 97 e2 7c fc 5b 41 5c 41 5e 41
RSP: 0018:ffffc900039ffb90 EFLAGS: 00010293
RAX: ffffffff850a9769 RBX: ffff888103fe4800 RCX: ffff888138cc0000
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888103fe4808
RBP: ffffc900039ffbb0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff5200073ff04 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff888103fe4000 R15: 0000000000000008
FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005609f5543af8 CR3: 000000010d744000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
ops_exit_list net/core/net_namespace.c:173 [inline]
cleanup_net+0x6bd/0xc90 net/core/net_namespace.c:642
process_one_work kernel/workqueue.c:3273 [inline]
process_scheduled_works+0x7f4/0x1060 kernel/workqueue.c:3354
worker_thread+0xc99/0x13f0 kernel/workqueue.c:3435
kthread+0x2c4/0x360 kernel/kthread.c:389
ret_from_fork+0x64/0xa0 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3261 at net/xfrm/xfrm_state.c:3217 xfrm_state_fini+0x2be/0x310 net/xfrm/xfrm_state.c:3217
Modules linked in:
CPU: 0 UID: 0 PID: 3261 Comm: kworker/u8:44 Tainted: G W syzkaller #0 238002c42480d657f84ffff3a67e0b81dcf43858
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Workqueue: netns cleanup_net
RIP: 0010:xfrm_state_fini+0x2be/0x310 net/xfrm/xfrm_state.c:3217
Code: 3c 20 00 74 08 48 89 df e8 af 7b f0 fc 48 8b 3b e8 c7 6c db fc 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 22 a1 97 fc <0f> 0b e9 b0 fd ff ff e8 16 a1 97 fc 0f 0b e9 18 fe ff ff e8 0a a1
RSP: 0018:ffffc900039ffb70 EFLAGS: 00010293
RAX: ffffffff84efd8ee RBX: ffff888129746a80 RCX: ffff888138cc0000
RDX: 0000000000000000 RSI: 0000000000400000 RDI: ffff888138cc0000
RBP: ffffc900039ffb98 R08: ffffffff87d43d07 R09: 1ffffffff0fa87a0
R10: dffffc0000000000 R11: fffffbfff0fa87a1 R12: 1ffffffff0fa84f4
R13: dffffc0000000000 R14: ffff888129747680 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005609f5543af8 CR3: 000000010b308000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
xfrm_net_exit+0x31/0x80 net/xfrm/xfrm_policy.c:4353
ops_exit_list net/core/net_namespace.c:173 [inline]
cleanup_net+0x6bd/0xc90 net/core/net_namespace.c:642
process_one_work kernel/workqueue.c:3273 [inline]
process_scheduled_works+0x7f4/0x1060 kernel/workqueue.c:3354
worker_thread+0xc99/0x13f0 kernel/workqueue.c:3435
kthread+0x2c4/0x360 kernel/kthread.c:389
ret_from_fork+0x64/0xa0 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
---[ end trace 0000000000000000 ]---
bridge_slave_1: left allmulticast mode
bridge_slave_1: left promiscuous mode
bridge0: port 2(bridge_slave_1) entered disabled state
bridge_slave_0: left allmulticast mode
bridge_slave_0: left promiscuous mode
bridge0: port 1(bridge_slave_0) entered disabled state
bridge_slave_1: left allmulticast mode
bridge_slave_1: left promiscuous mode
bridge0: port 2(bridge_slave_1) entered disabled state
bridge_slave_0: left allmulticast mode
bridge_slave_0: left promiscuous mode
bridge0: port 1(bridge_slave_0) entered disabled state
veth1_macvtap: left promiscuous mode
veth0_vlan: left promiscuous mode
veth1_macvtap: left promiscuous mode
veth0_vlan: left promiscuous mode
bridge_slave_1: left allmulticast mode
bridge_slave_1: left promiscuous mode
bridge0: port 2(bridge_slave_1) entered disabled state
bridge_slave_0: left allmulticast mode
bridge_slave_0: left promiscuous mode
bridge0: port 1(bridge_slave_0) entered disabled state
veth1_macvtap: left promiscuous mode
veth0_vlan: left promiscuous mode