------------[ cut here ]------------
WARNING: CPU: 0 PID: 542 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: 542 Comm: kworker/u8:62 Not tainted syzkaller #0 d75e9a393de9c6a33055d5e25749154d2cb9f431
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 f1 62 d6 fc 4b 83 3c 3e 00 75 19 e8 65 9f 7d fc 49 81 ff f8 07 00 00 74 1b e8 57 9f 7d fc 49 83 c7 08 eb c9 e8 4c 9f 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:ffffc9000d577b90 EFLAGS: 00010293
RAX: ffffffff8509d274 RBX: ffff8881303d2380 RCX: ffff8881173fcc00
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888104b007e0
RBP: ffffc9000d577bb0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52001aaef04 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff888104b00000 R15: 00000000000007e0
FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000005008 CR3: 000000014ac7a000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000004 DR2: 0000000000000008
DR3: 0000000000000005 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+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: 542 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: 542 Comm: kworker/u8:62 Tainted: G W syzkaller #0 d75e9a393de9c6a33055d5e25749154d2cb9f431
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 10 9f 7d fc 49 81 ff f8 07 00 00 74 1b e8 02 9f 7d fc 49 83 c7 08 eb c5 e8 f7 9e 7d fc <0f> 0b 49 81 ff f8 07 00 00 75 e5 e8 e7 9e 7d fc 5b 41 5c 41 5e 41
RSP: 0018:ffffc9000d577b90 EFLAGS: 00010293
RAX: ffffffff8509d2c9 RBX: ffff888104b00800 RCX: ffff8881173fcc00
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888104b00808
RBP: ffffc9000d577bb0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52001aaef04 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff888104b00000 R15: 0000000000000008
FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000005008 CR3: 0000000120a52000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000004 DR2: 0000000000000008
DR3: 0000000000000005 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+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: 1 PID: 542 at net/xfrm/xfrm_state.c:3217 xfrm_state_fini+0x2be/0x310 net/xfrm/xfrm_state.c:3217
Modules linked in:
CPU: 1 UID: 0 PID: 542 Comm: kworker/u8:62 Tainted: G W syzkaller #0 d75e9a393de9c6a33055d5e25749154d2cb9f431
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 2f 21 f1 fc 48 8b 3b e8 47 14 dc fc 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 92 5d 98 fc <0f> 0b e9 b0 fd ff ff e8 86 5d 98 fc 0f 0b e9 18 fe ff ff e8 7a 5d
RSP: 0018:ffffc9000d577b70 EFLAGS: 00010293
RAX: ffffffff84ef142e RBX: ffff8881303d2380 RCX: ffff8881173fcc00
RDX: 0000000000000000 RSI: 0000000000400000 RDI: ffff8881173fcc00
RBP: ffffc9000d577b98 R08: ffffffff87d42767 R09: 1ffffffff0fa84ec
R10: dffffc0000000000 R11: fffffbfff0fa84ed R12: 1ffffffff0fa8240
R13: dffffc0000000000 R14: ffff8881303d2f80 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000559289688af8 CR3: 000000010b70a000 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+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
veth1_macvtap: left promiscuous mode
veth1_macvtap: left promiscuous mode
veth0_vlan: left promiscuous mode