[ 53.821806] ------------[ cut here ]------------
[ 53.822761] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 53.824809] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235
[ 53.826278] Modules linked in:
[ 53.826887] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 53.828893] Tainted: [W]=WARN
[ 53.829482] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 53.830959] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 53.831884] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00
[ 53.835051] RSP: 0018:ffff88801636fbc0 EFLAGS: 00010286
[ 53.836046] RAX: 0000000000000000 RBX: ffffed1002c6df78 RCX: ffffffff813a4050
[ 53.837336] RDX: ffff888017491bc0 RSI: ffffffff813a405e RDI: 0000000000000001
[ 53.838633] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c6df2f
[ 53.839941] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 53.841228] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801636fdf8
[ 53.842514] FS: 00007f2ee47e5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 53.843981] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.845054] CR2: 00007f2ee4cd7580 CR3: 000000001c8d2000 CR4: 0000000000350ef0
[ 53.846355] Call Trace:
[ 53.846837]
[ 53.847301] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 53.848227] ? __create_object+0x59/0x80
[ 53.848983] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 53.849956] __vmalloc_noprof+0x59/0x60
[ 53.850725] bpf_prog_alloc_no_stats+0x55/0x470
[ 53.851603] ? __pfx_seccomp_check_filter+0x10/0x10
[ 53.852554] bpf_prog_alloc+0x39/0x200
[ 53.853298] ? __pfx_seccomp_check_filter+0x10/0x10
[ 53.854239] bpf_prog_create_from_user+0xb2/0x2f0
[ 53.855154] do_seccomp+0x349/0x25e0
[ 53.855861] ? __pfx_css_rstat_updated+0x10/0x10
[ 53.856758] ? __pfx_do_seccomp+0x10/0x10
[ 53.857561] ? find_held_lock+0x2b/0x80
[ 53.858333] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 53.859314] ? static_key_count+0x60/0x80
[ 53.860078] prctl_set_seccomp+0x4e/0x70
[ 53.860868] __do_sys_prctl+0xe6c/0x1d70
[ 53.861659] ? __pfx___do_sys_prctl+0x10/0x10
[ 53.862533] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 53.863508] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 53.864753] ? irqentry_exit+0xf3/0x650
[ 53.865580] do_syscall_64+0xbf/0x430
[ 53.866348] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 53.867327] RIP: 0033:0x7f2ee4cd75cd
[ 53.868049] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00
[ 53.871291] RSP: 002b:00007ffc0a3edb30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 53.872732] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2ee4cd75cd
[ 53.874040] RDX: 0000561d89fede00 RSI: 0000000000000002 RDI: 0000000000000016
[ 53.875343] RBP: 00007ffc0a3edb90 R08: 0000000000000000 R09: 00007ffc0a3ed230
[ 53.876682] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561d99cd5ad0
[ 53.877791] R13: 00007ffc0a3edfc0 R14: 0000561d99cd6bc0 R15: 0000561d99ce7780
[ 53.878901]
[ 53.879297] irq event stamp: 2849
[ 53.879833] hardirqs last enabled at (2857): [] __up_console_sem+0x78/0x80
[ 53.881128] hardirqs last disabled at (2866): [] __up_console_sem+0x5d/0x80
[ 53.882412] softirqs last enabled at (2826): [] handle_softirqs+0x50c/0x770
[ 53.883767] softirqs last disabled at (2821): [] __irq_exit_rcu+0xc4/0x100
[ 53.885052] ---[ end trace 0000000000000000 ]---
Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 56.955836] ------------[ cut here ]------------
[ 56.956428] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 56.957719] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/244
[ 56.958658] Modules linked in:
[ 56.959031] CPU: 0 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 56.960292] Tainted: [W]=WARN
[ 56.960645] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 56.961586] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 56.962174] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00
[ 56.964205] RSP: 0018:ffff8880163cfbc0 EFLAGS: 00010286
[ 56.964802] RAX: 0000000000000000 RBX: ffffed1002c79f78 RCX: ffffffff813a4050
[ 56.965613] RDX: ffff88801635b780 RSI: ffffffff813a405e RDI: 0000000000000001
[ 56.966426] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c79f2f
[ 56.967246] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 56.968047] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880163cfdf8
[ 56.968864] FS: 00007f54ff1a7900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 56.969789] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 56.970461] CR2: 00007ffeecafbef7 CR3: 000000000cdb8000 CR4: 0000000000350ef0
[ 56.971274] Call Trace:
[ 56.971573]
[ 56.971842] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 56.972413] ? __create_object+0x59/0x80
[ 56.972881] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 56.973495] __vmalloc_noprof+0x59/0x60
[ 56.973946] bpf_prog_alloc_no_stats+0x55/0x470
[ 56.974498] ? __pfx_seccomp_check_filter+0x10/0x10
[ 56.975061] bpf_prog_alloc+0x39/0x200
[ 56.975526] ? __pfx_seccomp_check_filter+0x10/0x10
[ 56.976117] bpf_prog_create_from_user+0xb2/0x2f0
[ 56.976668] do_seccomp+0x349/0x25e0
[ 56.977126] ? find_held_lock+0x2b/0x80
[ 56.977580] ? do_prlimit+0x310/0x610
[ 56.978026] ? __pfx_do_seccomp+0x10/0x10
[ 56.978529] ? do_raw_spin_unlock+0x53/0x220
[ 56.979030] ? _raw_spin_unlock+0x1e/0x40
[ 56.979530] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 56.980151] ? static_key_count+0x60/0x80
[ 56.980638] prctl_set_seccomp+0x4e/0x70
[ 56.981131] __do_sys_prctl+0xe6c/0x1d70
[ 56.981602] ? __pfx___do_sys_prctl+0x10/0x10
[ 56.982136] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 56.982719] ? irqentry_exit+0xf3/0x650
[ 56.983206] do_syscall_64+0xbf/0x430
[ 56.983649] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 56.984260] RIP: 0033:0x7f54ff6995cd
[ 56.984689] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00
[ 56.986704] RSP: 002b:00007ffeecafa530 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 56.987577] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f54ff6995cd
[ 56.988404] RDX: 0000561fe33d3e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 56.989219] RBP: 00007ffeecafa590 R08: 0000000000000000 R09: 00007ffeecaf9c30
[ 56.990000] R10: 0000000000000000 R11: 0000000000000246 R12: 000056202300bad0
[ 56.990812] R13: 00007ffeecafa9c0 R14: 000056202300cbc0 R15: 000056202301d780
[ 56.991633]
[ 56.991910] irq event stamp: 1711
[ 56.992318] hardirqs last enabled at (1721): [] __up_console_sem+0x78/0x80
[ 56.993288] hardirqs last disabled at (1730): [] __up_console_sem+0x5d/0x80
[ 56.994247] softirqs last enabled at (1230): [] handle_softirqs+0x50c/0x770
[ 56.995226] softirqs last disabled at (1221): [] __irq_exit_rcu+0xc4/0x100
[ 56.996199] ---[ end trace 0000000000000000 ]---
[ 57.849488] ------------[ cut here ]------------
[ 57.850440] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 57.852480] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/252
[ 57.853977] Modules linked in:
[ 57.854620] CPU: 1 UID: 104 PID: 252 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 57.856589] Tainted: [W]=WARN
[ 57.857187] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 57.858744] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 57.859701] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00
[ 57.862947] RSP: 0018:ffff88800f597bc0 EFLAGS: 00010286
[ 57.863989] RAX: 0000000000000000 RBX: ffffed1001eb2f78 RCX: ffffffff813a4050
[ 57.865352] RDX: ffff888017730000 RSI: ffffffff813a405e RDI: 0000000000000001
[ 57.866725] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001eb2f2f
[ 57.868053] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 57.869386] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f597df8
[ 57.870724] FS: 00007fccb9172900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 57.872214] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 57.873295] CR2: 00007fccb9664580 CR3: 0000000013d62000 CR4: 0000000000350ef0
[ 57.874663] Call Trace:
[ 57.875173]
[ 57.875611] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 57.876553] ? __create_object+0x59/0x80
[ 57.877356] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 57.878379] __vmalloc_noprof+0x59/0x60
[ 57.879187] bpf_prog_alloc_no_stats+0x55/0x470
[ 57.880066] ? __pfx_seccomp_check_filter+0x10/0x10
[ 57.881047] bpf_prog_alloc+0x39/0x200
[ 57.881845] ? __pfx_seccomp_check_filter+0x10/0x10
[ 57.882818] bpf_prog_create_from_user+0xb2/0x2f0
[ 57.883762] do_seccomp+0x349/0x25e0
[ 57.884525] ? __pfx_css_rstat_updated+0x10/0x10
[ 57.885445] ? __pfx_do_seccomp+0x10/0x10
[ 57.886300] ? find_held_lock+0x2b/0x80
[ 57.887045] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 57.888054] ? static_key_count+0x60/0x80
[ 57.888898] prctl_set_seccomp+0x4e/0x70
[ 57.889733] __do_sys_prctl+0xe6c/0x1d70
[ 57.890577] ? __pfx___do_sys_prctl+0x10/0x10
[ 57.891470] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 57.892508] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 57.893538] ? irqentry_exit+0xf3/0x650
[ 57.894363] do_syscall_64+0xbf/0x430
[ 57.895075] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 57.896083] RIP: 0033:0x7fccb96645cd
[ 57.896839] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00
[ 57.900147] RSP: 002b:00007ffdc939b170 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 57.901593] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fccb96645cd
[ 57.903029] RDX: 000055d9ed745e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 57.904706] RBP: 00007ffdc939b1d0 R08: 0000000000000000 R09: 00007ffdc939a870
[ 57.906379] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d9f5ffcad0
[ 57.908012] R13: 00007ffdc939b600 R14: 000055d9f5ffdbc0 R15: 000055d9f600e780
[ 57.909348]
[ 57.909822] irq event stamp: 1761
[ 57.910494] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80
[ 57.912079] hardirqs last disabled at (1780): [] __up_console_sem+0x5d/0x80
[ 57.913668] softirqs last enabled at (1700): [] handle_softirqs+0x50c/0x770
[ 57.915253] softirqs last disabled at (1685): [] __irq_exit_rcu+0xc4/0x100
[ 57.916742] ---[ end trace 0000000000000000 ]---
Warning: Permanently added '[localhost]:4853' (ECDSA) to the list of known hosts.
2025/11/17 09:33:15 fuzzer started
2025/11/17 09:33:15 dialing manager at localhost:37895
2025/11/17 09:33:15 checking machine...
2025/11/17 09:33:15 checking revisions...
[ 58.923500] kmemleak: Automatic memory scanning thread ended
2025/11/17 09:33:15 testing simple program...
[ 59.018388] cgroup: Unknown subsys name 'net'
[ 59.078781] cgroup: Unknown subsys name 'cpuset'
[ 59.100657] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
VM DIAGNOSIS:
09:33:14 Registers:
info registers vcpu 0
RAX=ffff88801635ea40 RBX=0000000000000000 RCX=ffffffff812d0425 RDX=ffff88801635d340
RSI=ffffffff812d042e RDI=0000000000000001 RBP=ffff88801635ea40 RSP=ffff88800c44fec0
R8 =0000000000000000 R9 =ffffed1002c6ba68 R10=0000000000000000 R11=0000000000000001
R12=0000000000000007 R13=00007ffeecaf571c R14=0000000000000000 R15=0000000000000000
RIP=ffffffff81751c70 RFL=00000046 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0
ES =0000 0000000000000000 00000000 00000000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0000 0000000000000000 00000000 00000000
DS =0000 0000000000000000 00000000 00000000
FS =0000 00007f54ff1a7900 00000000 00000000
GS =0000 ffff8880e538f000 00000000 00000000
LDT=0000 fffffe5100000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007ffeecaf571c CR3=000000001cb1d000 CR4=00350ef0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000ffff0ff0 DR7=0000000000000400
EFER=0000000000000d01
FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
XMM00=00000000000000000000000000000000 XMM01=00000000000000000000000000000000
XMM02=00000000000000000000000000000000 XMM03=00000000000000000000000000000000
XMM04=112e09d63dbe36ed09ce2916d22e2b24 XMM05=00000000000000000000000000000000
XMM06=112e09633d75363d09652916682e2b24 XMM07=672065736f6c635f6e6f69737365733a
XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000023f8f RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58
R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001
R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff84c7174e RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1
ES =0000 0000000000000000 00000000 00000000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
DS =0000 0000000000000000 00000000 00000000
FS =0000 0000000000000000 00000000 00000000
GS =0000 ffff8880e548f000 00000000 00000000
LDT=0000 fffffe6300000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007ffe5b946a78 CR3=000000000d9f3000 CR4=00350ef0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000ffff0ff0 DR7=0000000000000400
EFER=0000000000000d01
FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
XMM00=33333a393020373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61
XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3334325b6468737320
XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383734
XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000
XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000