Oops: general protection fault, probably for non-canonical address 0xe0b0fc1e40000006: 0000 [#1] SMP KASAN NOPTI
KASAN: maybe wild-memory-access in range [0x058800f200000030-0x058800f200000037]
CPU: 0 UID: 0 PID: 4054 Comm: syz-executor.6 Not tainted 6.18.0-rc5-next-20251113 #1 PREEMPT(voluntary)
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:nsproxy_free+0x1ab/0x5a0
Code: 0f 85 b4 03 00 00 4c 8b 65 38 4d 85 e4 74 41 e8 2b 48 30 00 49 8d 7c 24 30 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 b8 03 00 00 49 8b 5c 24 30 bf 08 00 00 00 48 89
RSP: 0018:ffff88804a54f9f8 EFLAGS: 00010216
RAX: dffffc0000000000 RBX: 0000000000000004 RCX: ffffc90008437000
RDX: 00b1001e40000006 RSI: ffffffff8144ca85 RDI: 058800f200000031
RBP: ffff88800dd7aa28 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff8664e957 R11: 0000000000000001 R12: 058800f200000001
R13: ffff88800d5c0764 R14: ffffffff85cfdf20 R15: ffff88801b682438
FS: 00007f9cad4a0700(0000) GS:ffff8880e5394000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055558fdf4098 CR3: 000000000dd6b000 CR4: 0000000000350ef0
Call Trace:
create_new_namespaces+0x585/0x750
copy_namespaces+0x45c/0x580
copy_process+0x26e4/0x72a0
kernel_clone+0xea/0x7f0
__do_sys_clone3+0x1f5/0x280
do_syscall_64+0xbf/0x430
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9caff4bb19
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f9cad4a0188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3
RAX: ffffffffffffffda RBX: 00007f9cb005f020 RCX: 00007f9caff4bb19
RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020000240
RBP: 00007f9caffa5f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd873c5c8f R14: 00007f9cad4a0300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:nsproxy_free+0x1ab/0x5a0
Code: 0f 85 b4 03 00 00 4c 8b 65 38 4d 85 e4 74 41 e8 2b 48 30 00 49 8d 7c 24 30 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 b8 03 00 00 49 8b 5c 24 30 bf 08 00 00 00 48 89
RSP: 0018:ffff88804a54f9f8 EFLAGS: 00010216
RAX: dffffc0000000000 RBX: 0000000000000004 RCX: ffffc90008437000
RDX: 00b1001e40000006 RSI: ffffffff8144ca85 RDI: 058800f200000031
RBP: ffff88800dd7aa28 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff8664e957 R11: 0000000000000001 R12: 058800f200000001
R13: ffff88800d5c0764 R14: ffffffff85cfdf20 R15: ffff88801b682438
FS: 00007f9cad4a0700(0000) GS:ffff8880e5394000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055558fdf4098 CR3: 000000000dd6b000 CR4: 0000000000350ef0
Oops: general protection fault, probably for non-canonical address 0xdffffc000000002e: 0000 [#2] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000170-0x0000000000000177]
CPU: 1 UID: 0 PID: 4070 Comm: syz-executor.2 Tainted: G D 6.18.0-rc5-next-20251113 #1 PREEMPT(voluntary)
Tainted: [D]=DIE
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:nsproxy_free+0x28a/0x5a0
Code: 02 00 00 4c 8b 65 28 4d 85 e4 74 43 e8 4f 47 30 00 49 8d bc 24 78 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 f7 02 00 00 49 8b 9c 24 78 01 00 00 bf 08 00 00
RSP: 0018:ffff88801914f9f8 EFLAGS: 00010217
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffc90000dfc000
RDX: 000000000000002e RSI: ffffffff8144cb61 RDI: 0000000000000174
RBP: ffff88800974f9c0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff8664e957 R11: ffff88801e313df0 R12: fffffffffffffffc
R13: ffff88801d7a361c R14: ffff88801ecb4c30 R15: ffff8880171f3ff8
FS: 00007f4dde67e700(0000) GS:ffff8880e5494000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f37aa3c1f98 CR3: 000000001e020000 CR4: 0000000000350ef0
Call Trace:
create_new_namespaces+0x585/0x750
copy_namespaces+0x45c/0x580
copy_process+0x26e4/0x72a0
kernel_clone+0xea/0x7f0
__do_sys_clone3+0x1f5/0x280
do_syscall_64+0xbf/0x430
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4de116bb19
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f4dde67e188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3
RAX: ffffffffffffffda RBX: 00007f4de127f1a0 RCX: 00007f4de116bb19
RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020005880
RBP: 00007f4de11c5f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd9345e1ef R14: 00007f4dde67e300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:nsproxy_free+0x1ab/0x5a0
Code: 0f 85 b4 03 00 00 4c 8b 65 38 4d 85 e4 74 41 e8 2b 48 30 00 49 8d 7c 24 30 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 b8 03 00 00 49 8b 5c 24 30 bf 08 00 00 00 48 89
RSP: 0018:ffff88804a54f9f8 EFLAGS: 00010216
RAX: dffffc0000000000 RBX: 0000000000000004 RCX: ffffc90008437000
RDX: 00b1001e40000006 RSI: ffffffff8144ca85 RDI: 058800f200000031
RBP: ffff88800dd7aa28 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff8664e957 R11: 0000000000000001 R12: 058800f200000001
R13: ffff88800d5c0764 R14: ffffffff85cfdf20 R15: ffff88801b682438
FS: 00007f4dde67e700(0000) GS:ffff8880e5494000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f37aa3c1f98 CR3: 000000001e020000 CR4: 0000000000350ef0
kmemleak: 10 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
----------------
Code disassembly (best guess):
0: 0f 85 b4 03 00 00 jne 0x3ba
6: 4c 8b 65 38 mov 0x38(%rbp),%r12
a: 4d 85 e4 test %r12,%r12
d: 74 41 je 0x50
f: e8 2b 48 30 00 callq 0x30483f
14: 49 8d 7c 24 30 lea 0x30(%r12),%rdi
19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
20: fc ff df
23: 48 89 fa mov %rdi,%rdx
26: 48 c1 ea 03 shr $0x3,%rdx
* 2a: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction
2e: 0f 85 b8 03 00 00 jne 0x3ec
34: 49 8b 5c 24 30 mov 0x30(%r12),%rbx
39: bf 08 00 00 00 mov $0x8,%edi
3e: 48 rex.W
3f: 89 .byte 0x89