------------[ cut here ]------------
WARNING: CPU: 0 PID: 643 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: 643 Comm: kworker/u8:4 Not tainted syzkaller #0 49aa54d9fff9a118f1e320bc713a86df8a810573
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Workqueue: netns cleanup_net
RIP: 0010:xfrm6_tunnel_net_exit+0xc4/0x140 net/ipv6/xfrm6_tunnel.c:341
Code: e8 61 09 db fc 4b 83 3c 3e 00 75 19 e8 15 e4 82 fc 49 81 ff f8 07 00 00 74 1b e8 07 e4 82 fc 49 83 c7 08 eb c9 e8 fc e3 82 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:ffffc9000e3ffb90 EFLAGS: 00010293
RAX: ffffffff8504bf54 RBX: ffff88812f0911c0 RCX: ffff88811d2acc00
RDX: 0000000000000000 RSI: 0000000000c00000 RDI: ffff888102fc00b8
RBP: ffffc9000e3ffbb0 R08: ffffffff87d36887 R09: 1ffffffff0fa6d10
R10: dffffc0000000000 R11: fffffbfff0fa6d11 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff888102fc0000 R15: 00000000000000b8
FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f99e142ae17 CR3: 0000000146a68000 CR4: 00000000003526b0
Call Trace:
ops_exit_list net/core/net_namespace.c:173 [inline]
cleanup_net+0x6c0/0xc90 net/core/net_namespace.c:642
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0x7d4/0x1020 kernel/workqueue.c:3319
worker_thread+0xc70/0x10b0 kernel/workqueue.c:3400
kthread+0x2c6/0x370 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: 643 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: 643 Comm: kworker/u8:4 Tainted: G W syzkaller #0 49aa54d9fff9a118f1e320bc713a86df8a810573
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
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 e3 82 fc 49 81 ff f8 07 00 00 74 1b e8 b2 e3 82 fc 49 83 c7 08 eb c5 e8 a7 e3 82 fc <0f> 0b 49 81 ff f8 07 00 00 75 e5 e8 97 e3 82 fc 5b 41 5c 41 5e 41
RSP: 0018:ffffc9000e3ffb90 EFLAGS: 00010293
RAX: ffffffff8504bfa9 RBX: ffff888102fc0800 RCX: ffff88811d2acc00
RDX: 0000000000000000 RSI: 0000000000c00000 RDI: ffff888102fc0808
RBP: ffffc9000e3ffbb0 R08: ffffffff87d36887 R09: 1ffffffff0fa6d10
R10: dffffc0000000000 R11: fffffbfff0fa6d11 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff888102fc0000 R15: 0000000000000008
FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056235aeedaf8 CR3: 000000010c302000 CR4: 00000000003526b0
Call Trace:
ops_exit_list net/core/net_namespace.c:173 [inline]
cleanup_net+0x6c0/0xc90 net/core/net_namespace.c:642
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0x7d4/0x1020 kernel/workqueue.c:3319
worker_thread+0xc70/0x10b0 kernel/workqueue.c:3400
kthread+0x2c6/0x370 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: 643 at net/xfrm/xfrm_state.c:3216 xfrm_state_fini+0x2be/0x310 net/xfrm/xfrm_state.c:3216
Modules linked in:
CPU: 0 UID: 0 PID: 643 Comm: kworker/u8:4 Tainted: G W syzkaller #0 49aa54d9fff9a118f1e320bc713a86df8a810573
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Workqueue: netns cleanup_net
RIP: 0010:xfrm_state_fini+0x2be/0x310 net/xfrm/xfrm_state.c:3216
Code: 3c 20 00 74 08 48 89 df e8 0f d3 f5 fc 48 8b 3b e8 f7 ff e0 fc 5b 41 5c 41 5d 41 5e 41 5f 5d e9 88 cb b7 00 cc e8 b2 ad 9d fc <0f> 0b e9 b0 fd ff ff e8 a6 ad 9d fc 0f 0b e9 18 fe ff ff e8 9a ad
RSP: 0018:ffffc9000e3ffb70 EFLAGS: 00010293
RAX: ffffffff84e9f59e RBX: ffff88812f0911c0 RCX: ffff88811d2acc00
RDX: 0000000000000000 RSI: 0000000000c00000 RDI: ffff88811d2acc00
RBP: ffffc9000e3ffb98 R08: ffffffff87d36887 R09: 1ffffffff0fa6d10
R10: dffffc0000000000 R11: fffffbfff0fa6d11 R12: 1ffffffff0fa6a60
R13: dffffc0000000000 R14: ffff88812f091dc0 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056235aeedaf8 CR3: 000000010abda000 CR4: 00000000003526b0
Call Trace:
xfrm_net_exit+0x31/0x80 net/xfrm/xfrm_policy.c:4342
ops_exit_list net/core/net_namespace.c:173 [inline]
cleanup_net+0x6c0/0xc90 net/core/net_namespace.c:642
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0x7d4/0x1020 kernel/workqueue.c:3319
worker_thread+0xc70/0x10b0 kernel/workqueue.c:3400
kthread+0x2c6/0x370 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
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
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