EXT4-fs (loop3): unmounting filesystem 00000000-0000-0000-0000-000000000000.
ext4: Unknown parameter 'vjgTAY'
loop7: detected capacity change from 0 to 512
ext4: Unknown parameter 'vjgTAY'
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000017: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x00000000000000b8-0x00000000000000bf]
CPU: 1 UID: 0 PID: 4726 Comm: syz-executor.4 Not tainted 6.18.0-rc5-next-20251114 #1 PREEMPT(voluntary)
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:put_pid_ns+0x30/0x80
Code: 89 fd 53 e8 42 a0 03 00 48 85 ed 74 3d e8 38 a0 03 00 48 8d bd d0 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 35 48 8b 9d d0 00 00 00 bf 08 00 00 00 48 89 de e8
RSP: 0018:ffff88801960fdb0 EFLAGS: 00010216
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffc90006cc0000
RDX: 0000000000000017 RSI: ffffffff817193a8 RDI: 00000000000000ba
RBP: ffffffffffffffea R08: 0000000000000001 R09: ffffed10032c1fa3
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88801ac01c70
R13: ffff88801ac01e24 R14: ffffffff85cfdf20 R15: ffff88801c4cbff8
FS: 00007f6d4d629700(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f741805cd80 CR3: 0000000022760000 CR4: 0000000000350ef0
tmpfs: Unknown parameter './file0/file0'
Call Trace:
nsproxy_free+0xfa/0x5a0
create_new_namespaces+0x585/0x750
unshare_nsproxy_namespaces+0xc0/0x200
ksys_unshare+0x468/0xa10
__x64_sys_unshare+0x31/0x40
do_syscall_64+0xbf/0x430
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6d500b3b19
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:00007f6d4d629188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
RAX: ffffffffffffffda RBX: 00007f6d501c6f60 RCX: 00007f6d500b3b19
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000026000000
RBP: 00007f6d5010df6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc6250a8ff R14: 00007f6d4d629300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:put_pid_ns+0x30/0x80
Code: 89 fd 53 e8 42 a0 03 00 48 85 ed 74 3d e8 38 a0 03 00 48 8d bd d0 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 35 48 8b 9d d0 00 00 00 bf 08 00 00 00 48 89 de e8
RSP: 0018:ffff88801960fdb0 EFLAGS: 00010216
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffc90006cc0000
RDX: 0000000000000017 RSI: ffffffff817193a8 RDI: 00000000000000ba
RBP: ffffffffffffffea R08: 0000000000000001 R09: ffffed10032c1fa3
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88801ac01c70
R13: ffff88801ac01e24 R14: ffffffff85cfdf20 R15: ffff88801c4cbff8
FS: 00007f6d4d629700(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f741805cd80 CR3: 0000000022760000 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: 4752 Comm: syz-executor.5 Tainted: G D 6.18.0-rc5-next-20251114 #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 7f 56 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:ffff888017f779f8 EFLAGS: 00010217
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffc900046ad000
RDX: 000000000000002e RSI: ffffffff8144dd61 RDI: 0000000000000174
RBP: ffff88800974f410 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff8664ed57 R11: ffff888017fee830 R12: fffffffffffffffc
R13: ffff88804a97401c R14: ffff88800f6ca8a0 R15: ffff88804bafa438
FS: 00007fd2ebace700(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7418154020 CR3: 000000004e489000 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: 0033:0x7fd2ee579b19
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:00007fd2ebace188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3
RAX: ffffffffffffffda RBX: 00007fd2ee68d020 RCX: 00007fd2ee579b19
RDX: 0000000000000000 RSI: 0000000000000078 RDI: 0000000020005880
RBP: 00007fd2ee5d3f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd5e18eb7f R14: 00007fd2ebace300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:put_pid_ns+0x30/0x80
Code: 89 fd 53 e8 42 a0 03 00 48 85 ed 74 3d e8 38 a0 03 00 48 8d bd d0 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 35 48 8b 9d d0 00 00 00 bf 08 00 00 00 48 89 de e8
RSP: 0018:ffff88801960fdb0 EFLAGS: 00010216
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffc90006cc0000
RDX: 0000000000000017 RSI: ffffffff817193a8 RDI: 00000000000000ba
RBP: ffffffffffffffea R08: 0000000000000001 R09: ffffed10032c1fa3
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88801ac01c70
R13: ffff88801ac01e24 R14: ffffffff85cfdf20 R15: ffff88801c4cbff8
FS: 00007fd2ebace700(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7418154020 CR3: 000000004e489000 CR4: 0000000000350ef0
loop0: detected capacity change from 0 to 4096
Oops: general protection fault, probably for non-canonical address 0xdffffc000000002e: 0000 [#3] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000170-0x0000000000000177]
CPU: 0 UID: 0 PID: 4760 Comm: syz-executor.4 Tainted: G D 6.18.0-rc5-next-20251114 #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 7f 56 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:ffff88801f70fdc8 EFLAGS: 00010217
RAX: dffffc0000000000 RBX: 0000000000000002 RCX: ffffc900078c6000
RDX: 000000000000002e RSI: ffffffff8144dd61 RDI: 0000000000000174
RBP: ffff88800e70eea0 R08: 0000000000000001 R09: ffffed100305a843
R10: 0000000000000002 R11: ffff88801cb00080 R12: fffffffffffffffc
R13: ffff8880182d421c R14: ffffffff85cfdf20 R15: ffff888017ff0878
FS: 00007f6d4d608700(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f984c9a9543 CR3: 0000000022760000 CR4: 0000000000350ef0
Call Trace:
create_new_namespaces+0x585/0x750
unshare_nsproxy_namespaces+0xc0/0x200
ksys_unshare+0x468/0xa10
__x64_sys_unshare+0x31/0x40
do_syscall_64+0xbf/0x430
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6d500b3b19
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:00007f6d4d608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
RAX: ffffffffffffffda RBX: 00007f6d501c7020 RCX: 00007f6d500b3b19
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048000000
RBP: 00007f6d5010df6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc6250a8ff R14: 00007f6d4d608300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:put_pid_ns+0x30/0x80
Code: 89 fd 53 e8 42 a0 03 00 48 85 ed 74 3d e8 38 a0 03 00 48 8d bd d0 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 35 48 8b 9d d0 00 00 00 bf 08 00 00 00 48 89 de e8
RSP: 0018:ffff88801960fdb0 EFLAGS: 00010216
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffc90006cc0000
RDX: 0000000000000017 RSI: ffffffff817193a8 RDI: 00000000000000ba
RBP: ffffffffffffffea R08: 0000000000000001 R09: ffffed10032c1fa3
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88801ac01c70
R13: ffff88801ac01e24 R14: ffffffff85cfdf20 R15: ffff88801c4cbff8
FS: 00007f6d4d608700(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f984c9a9543 CR3: 0000000022760000 CR4: 0000000000350ef0
Oops: general protection fault, probably for non-canonical address 0xdffffc000000002e: 0000 [#4] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000170-0x0000000000000177]
CPU: 0 UID: 0 PID: 4742 Comm: syz-executor.6 Tainted: G D 6.18.0-rc5-next-20251114 #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 7f 56 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:ffff88801f4479f8 EFLAGS: 00010217
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffc900096d5000
RDX: 000000000000002e RSI: ffffffff8144dd61 RDI: 0000000000000174
RBP: ffff88800e70ef70 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff8664ed57 R11: 0000000000000000 R12: fffffffffffffffc
R13: ffff8880182d5a1c R14: ffff88801cb2f0c0 R15: ffff888017da2438
FS: 00007f4de9bf8700(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f984c973e40 CR3: 0000000022528000 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: 0033:0x7f4dec6a3b19
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:00007f4de9bf8188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3
RAX: ffffffffffffffda RBX: 00007f4dec7b7020 RCX: 00007f4dec6a3b19
RDX: 0000000000000000 RSI: 0000000000000058 RDI: 00000000200001c0
RBP: 00007f4dec6fdf6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc63c6b1af R14: 00007f4de9bf8300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:put_pid_ns+0x30/0x80
Code: 89 fd 53 e8 42 a0 03 00 48 85 ed 74 3d e8 38 a0 03 00 48 8d bd d0 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 35 48 8b 9d d0 00 00 00 bf 08 00 00 00 48 89 de e8
RSP: 0018:ffff88801960fdb0 EFLAGS: 00010216
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffc90006cc0000
RDX: 0000000000000017 RSI: ffffffff817193a8 RDI: 00000000000000ba
RBP: ffffffffffffffea R08: 0000000000000001 R09: ffffed10032c1fa3
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88801ac01c70
R13: ffff88801ac01e24 R14: ffffffff85cfdf20 R15: ffff88801c4cbff8
FS: 00007f4de9bf8700(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f984c973e40 CR3: 0000000022528000 CR4: 0000000000350ef0
kmemleak: 25 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
----------------
Code disassembly (best guess):
0: 89 fd mov %edi,%ebp
2: 53 push %rbx
3: e8 42 a0 03 00 callq 0x3a04a
8: 48 85 ed test %rbp,%rbp
b: 74 3d je 0x4a
d: e8 38 a0 03 00 callq 0x3a04a
12: 48 8d bd d0 00 00 00 lea 0xd0(%rbp),%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: 75 35 jne 0x65
30: 48 8b 9d d0 00 00 00 mov 0xd0(%rbp),%rbx
37: bf 08 00 00 00 mov $0x8,%edi
3c: 48 89 de mov %rbx,%rsi
3f: e8 .byte 0xe8