------------[ cut here ]------------
WARNING: CPU: 1 PID: 46 at net/ipv6/xfrm6_tunnel.c:341 xfrm6_tunnel_net_exit+0xc4/0x140 net/ipv6/xfrm6_tunnel.c:341
Modules linked in:
CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 1c659cfea3877f078df945e50c8eb7045fd035a9
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 11 65 d6 fc 4b 83 3c 3e 00 75 19 e8 85 a1 7d fc 49 81 ff f8 07 00 00 74 1b e8 77 a1 7d fc 49 83 c7 08 eb c9 e8 6c a1 7d 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:ffffc900002ffb90 EFLAGS: 00010293
RAX: ffffffff8509d054 RBX: ffff8881047e0000 RCX: ffff88810ca69300
RDX: 0000000000000000 RSI: 0000000000400000 RDI: ffff888104b34000
RBP: ffffc900002ffbb0 R08: ffffffff87d42767 R09: 1ffffffff0fa84ec
R10: dffffc0000000000 R11: fffffbfff0fa84ed R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff888104b34000 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe08d8fec8 CR3: 0000000104bc2000 CR4: 00000000003526b0
Call Trace:
ops_exit_list net/core/net_namespace.c:173 [inline]
cleanup_net+0x6ba/0xc90 net/core/net_namespace.c:642
process_one_work kernel/workqueue.c:3273 [inline]
process_scheduled_works+0x7f7/0x1060 kernel/workqueue.c:3354
worker_thread+0xc99/0x13f0 kernel/workqueue.c:3435
kthread+0x2c7/0x360 kernel/kthread.c:389
ret_from_fork+0x67/0xa0 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: 46 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: 46 Comm: kworker/u8:2 Tainted: G W syzkaller #0 1c659cfea3877f078df945e50c8eb7045fd035a9
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 30 a1 7d fc 49 81 ff f8 07 00 00 74 1b e8 22 a1 7d fc 49 83 c7 08 eb c5 e8 17 a1 7d fc <0f> 0b 49 81 ff f8 07 00 00 75 e5 e8 07 a1 7d fc 5b 41 5c 41 5e 41
RSP: 0018:ffffc900002ffb90 EFLAGS: 00010293
RAX: ffffffff8509d0a9 RBX: ffff888104b34800 RCX: ffff88810ca69300
RDX: 0000000000000000 RSI: 0000000000400000 RDI: ffff888104b34808
RBP: ffffc900002ffbb0 R08: ffffffff87d42767 R09: 1ffffffff0fa84ec
R10: dffffc0000000000 R11: fffffbfff0fa84ed R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff888104b34000 R15: 0000000000000008
FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005600b0a43af8 CR3: 00000000074aa000 CR4: 00000000003526b0
Call Trace:
ops_exit_list net/core/net_namespace.c:173 [inline]
cleanup_net+0x6ba/0xc90 net/core/net_namespace.c:642
process_one_work kernel/workqueue.c:3273 [inline]
process_scheduled_works+0x7f7/0x1060 kernel/workqueue.c:3354
worker_thread+0xc99/0x13f0 kernel/workqueue.c:3435
kthread+0x2c7/0x360 kernel/kthread.c:389
ret_from_fork+0x67/0xa0 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: 46 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: 46 Comm: kworker/u8:2 Tainted: G W syzkaller #0 1c659cfea3877f078df945e50c8eb7045fd035a9
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 4f 23 f1 fc 48 8b 3b e8 67 16 dc fc 5b 41 5c 41 5d 41 5e 41 5f 5d e9 d8 8c b7 00 cc e8 b2 5f 98 fc <0f> 0b e9 b0 fd ff ff e8 a6 5f 98 fc 0f 0b e9 18 fe ff ff e8 9a 5f
RSP: 0018:ffffc900002ffb70 EFLAGS: 00010293
RAX: ffffffff84ef120e RBX: ffff8881047e0000 RCX: ffff88810ca69300
RDX: 0000000000000000 RSI: 0000000000400000 RDI: ffff88810ca69300
RBP: ffffc900002ffb98 R08: ffffffff87d42767 R09: 1ffffffff0fa84ec
R10: dffffc0000000000 R11: fffffbfff0fa84ed R12: 1ffffffff0fa8240
R13: dffffc0000000000 R14: ffff8881047e0c00 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005600b0a43af8 CR3: 00000000074aa000 CR4: 00000000003526b0
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+0x6ba/0xc90 net/core/net_namespace.c:642
process_one_work kernel/workqueue.c:3273 [inline]
process_scheduled_works+0x7f7/0x1060 kernel/workqueue.c:3354
worker_thread+0xc99/0x13f0 kernel/workqueue.c:3435
kthread+0x2c7/0x360 kernel/kthread.c:389
ret_from_fork+0x67/0xa0 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
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
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
bridge0 (unregistering): left allmulticast mode
veth1_macvtap: left promiscuous mode
veth0_vlan: left promiscuous mode