[ 61.943399] ------------[ cut here ]------------
[ 61.944304] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 61.946266] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/236
[ 61.947671] Modules linked in:
[ 61.948386] CPU: 0 UID: 104 PID: 236 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 61.950311] Tainted: [W]=WARN
[ 61.950840] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 61.952278] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 61.953159] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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
[ 61.956203] RSP: 0018:ffff88801bd77bc0 EFLAGS: 00010286
[ 61.957145] RAX: 0000000000000000 RBX: ffffed10037aef78 RCX: ffffffff813a4050
[ 61.958394] RDX: ffff888019b8d340 RSI: ffffffff813a405e RDI: 0000000000000001
[ 61.959634] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10037aef2f
[ 61.960884] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 61.962119] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bd77df8
[ 61.963364] FS: 00007fb28ff1d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 61.964758] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 61.965779] CR2: 00007ffdd9018ef7 CR3: 000000000def3000 CR4: 0000000000350ef0
[ 61.967021] Call Trace:
[ 61.967457]
[ 61.967845] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 61.968716] ? __create_object+0x59/0x80
[ 61.969456] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 61.970399] __vmalloc_noprof+0x59/0x60
[ 61.971126] bpf_prog_alloc_no_stats+0x55/0x470
[ 61.971942] ? __pfx_seccomp_check_filter+0x10/0x10
[ 61.972776] bpf_prog_alloc+0x39/0x200
[ 61.973482] ? __pfx_seccomp_check_filter+0x10/0x10
[ 61.974381] bpf_prog_create_from_user+0xb2/0x2f0
[ 61.975229] do_seccomp+0x349/0x25e0
[ 61.975907] ? find_held_lock+0x2b/0x80
[ 61.976593] ? do_prlimit+0x310/0x610
[ 61.977302] ? __pfx_do_seccomp+0x10/0x10
[ 61.978053] ? do_raw_spin_unlock+0x53/0x220
[ 61.978805] ? _raw_spin_unlock+0x1e/0x40
[ 61.979554] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 61.980469] ? static_key_count+0x60/0x80
[ 61.981239] prctl_set_seccomp+0x4e/0x70
[ 61.981980] __do_sys_prctl+0xe6c/0x1d70
[ 61.982679] ? __pfx___do_sys_prctl+0x10/0x10
[ 61.983503] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 61.984418] ? irqentry_exit+0xf3/0x650
[ 61.985141] do_syscall_64+0xbf/0x430
[ 61.985799] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 61.986710] RIP: 0033:0x7fb29040f5cd
[ 61.987385] 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
[ 61.990387] RSP: 002b:00007ffdd9017e60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 61.991690] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb29040f5cd
[ 61.992935] RDX: 00005626903a0e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 61.994146] RBP: 00007ffdd9017ec0 R08: 0000000000000000 R09: 00007ffdd9017560
[ 61.995380] R10: 0000000000000000 R11: 0000000000000246 R12: 00005626cc267ad0
[ 61.996593] R13: 00007ffdd90182f0 R14: 00005626cc268bc0 R15: 00005626cc279780
[ 61.997821]
[ 61.998284] irq event stamp: 1753
[ 61.998701] hardirqs last enabled at (1761): [] __up_console_sem+0x78/0x80
[ 61.999628] hardirqs last disabled at (1770): [] __up_console_sem+0x5d/0x80
[ 62.000564] softirqs last enabled at (1690): [] handle_softirqs+0x50c/0x770
[ 62.001521] softirqs last disabled at (1685): [] __irq_exit_rcu+0xc4/0x100
[ 62.002452] ---[ end trace 0000000000000000 ]---
Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 64.806408] ------------[ cut here ]------------
[ 64.807346] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 64.809308] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/244
[ 64.810780] Modules linked in:
[ 64.811408] CPU: 0 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 64.813380] Tainted: [W]=WARN
[ 64.813988] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 64.815485] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 64.816401] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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
[ 64.819591] RSP: 0018:ffff888016e47bc0 EFLAGS: 00010286
[ 64.820563] RAX: 0000000000000000 RBX: ffffed1002dc8f78 RCX: ffffffff813a4050
[ 64.821833] RDX: ffff888015970000 RSI: ffffffff813a405e RDI: 0000000000000001
[ 64.823173] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dc8f2f
[ 64.824445] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0
[ 64.825717] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e47df8
[ 64.827035] FS: 00007f3c303b9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 64.828471] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 64.829539] CR2: 00007fff680b9ef7 CR3: 0000000020906000 CR4: 0000000000350ef0
[ 64.830852] Call Trace:
[ 64.831351]
[ 64.831766] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 64.832660] ? __create_object+0x59/0x80
[ 64.833453] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 64.834452] __vmalloc_noprof+0x59/0x60
[ 64.835209] bpf_prog_alloc_no_stats+0x55/0x470
[ 64.836067] ? __pfx_seccomp_check_filter+0x10/0x10
[ 64.836992] bpf_prog_alloc+0x39/0x200
[ 64.837686] ? __pfx_seccomp_check_filter+0x10/0x10
[ 64.838633] bpf_prog_create_from_user+0xb2/0x2f0
[ 64.839535] do_seccomp+0x349/0x25e0
[ 64.840263] ? find_held_lock+0x2b/0x80
[ 64.841023] ? do_prlimit+0x310/0x610
[ 64.841720] ? __pfx_do_seccomp+0x10/0x10
[ 64.842525] ? do_raw_spin_unlock+0x53/0x220
[ 64.843352] ? _raw_spin_unlock+0x1e/0x40
[ 64.844120] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 64.845086] ? static_key_count+0x60/0x80
[ 64.845845] prctl_set_seccomp+0x4e/0x70
[ 64.846657] __do_sys_prctl+0xe6c/0x1d70
[ 64.847441] ? __pfx___do_sys_prctl+0x10/0x10
[ 64.848316] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 64.849288] ? irqentry_exit+0xf3/0x650
[ 64.850057] do_syscall_64+0xbf/0x430
[ 64.850773] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 64.851737] RIP: 0033:0x7f3c308ab5cd
[ 64.852438] 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
[ 64.855636] RSP: 002b:00007fff680b8190 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 64.856996] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3c308ab5cd
[ 64.858303] RDX: 000055b3a9316e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 64.859593] RBP: 00007fff680b81f0 R08: 0000000000000000 R09: 00007fff680b7890
[ 64.860890] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b3d1099ad0
[ 64.862172] R13: 00007fff680b8620 R14: 000055b3d109abc0 R15: 000055b3d10ab780
[ 64.863259]
[ 64.863530] irq event stamp: 1733
[ 64.863943] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80
[ 64.864930] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80
[ 64.865904] softirqs last enabled at (1680): [] handle_softirqs+0x50c/0x770
[ 64.866906] softirqs last disabled at (1675): [] __irq_exit_rcu+0xc4/0x100
[ 64.867605] ---[ end trace 0000000000000000 ]---
[ 65.610112] ------------[ cut here ]------------
[ 65.610920] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 65.612607] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251
[ 65.613855] Modules linked in:
[ 65.614419] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 65.616118] Tainted: [W]=WARN
[ 65.616596] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 65.618122] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 65.618985] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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
[ 65.621702] RSP: 0018:ffff88801bf77bc0 EFLAGS: 00010286
[ 65.622554] RAX: 0000000000000000 RBX: ffffed10037eef78 RCX: ffffffff813a4050
[ 65.623649] RDX: ffff888019b10000 RSI: ffffffff813a405e RDI: 0000000000000001
[ 65.624744] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10037eef2f
[ 65.625838] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 65.626945] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bf77df8
[ 65.628041] FS: 00007f5ce76ee900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 65.629269] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 65.630177] CR2: 00007ffd229b9ef7 CR3: 000000000e009000 CR4: 0000000000350ef0
[ 65.631287] Call Trace:
[ 65.631686]
[ 65.632079] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 65.632808] ? __create_object+0x59/0x80
[ 65.633481] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 65.634325] __vmalloc_noprof+0x59/0x60
[ 65.634974] bpf_prog_alloc_no_stats+0x55/0x470
[ 65.635683] ? __pfx_seccomp_check_filter+0x10/0x10
[ 65.636478] bpf_prog_alloc+0x39/0x200
[ 65.637110] ? __pfx_seccomp_check_filter+0x10/0x10
[ 65.637906] bpf_prog_create_from_user+0xb2/0x2f0
[ 65.638664] do_seccomp+0x349/0x25e0
[ 65.639305] ? find_held_lock+0x2b/0x80
[ 65.639971] ? do_prlimit+0x310/0x610
[ 65.640599] ? __pfx_do_seccomp+0x10/0x10
[ 65.641298] ? do_raw_spin_unlock+0x53/0x220
[ 65.642041] ? _raw_spin_unlock+0x1e/0x40
[ 65.642710] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 65.643571] ? static_key_count+0x60/0x80
[ 65.644253] prctl_set_seccomp+0x4e/0x70
[ 65.644926] __do_sys_prctl+0xe6c/0x1d70
[ 65.645584] ? __pfx___do_sys_prctl+0x10/0x10
[ 65.646360] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 65.647223] ? irqentry_exit+0xf3/0x650
[ 65.647905] do_syscall_64+0xbf/0x430
[ 65.648526] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 65.649378] RIP: 0033:0x7f5ce7be05cd
[ 65.650008] 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
[ 65.652885] RSP: 002b:00007ffd229b8840 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 65.654106] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5ce7be05cd
[ 65.655259] RDX: 0000561e34711e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 65.656409] RBP: 00007ffd229b88a0 R08: 0000000000000000 R09: 00007ffd229b7f40
[ 65.657555] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561e36f1ead0
[ 65.658710] R13: 00007ffd229b8cd0 R14: 0000561e36f1fbc0 R15: 0000561e36f30780
[ 65.659909]
[ 65.660289] irq event stamp: 1835
[ 65.660826] hardirqs last enabled at (1843): [] __up_console_sem+0x78/0x80
[ 65.662193] hardirqs last disabled at (1858): [] __up_console_sem+0x5d/0x80
[ 65.663569] softirqs last enabled at (1856): [] handle_softirqs+0x50c/0x770
[ 65.664956] softirqs last disabled at (1851): [] __irq_exit_rcu+0xc4/0x100
[ 65.666321] ---[ end trace 0000000000000000 ]---
Warning: Permanently added '[localhost]:61487' (ECDSA) to the list of known hosts.
2025/11/18 14:13:14 fuzzer started
2025/11/18 14:13:14 dialing manager at localhost:34383
2025/11/18 14:13:14 checking machine...
2025/11/18 14:13:14 checking revisions...
[ 66.647702] kmemleak: Automatic memory scanning thread ended
2025/11/18 14:13:14 testing simple program...
[ 66.772178] cgroup: Unknown subsys name 'net'
[ 66.838818] cgroup: Unknown subsys name 'cpuset'
[ 66.858825] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
VM DIAGNOSIS:
14:13:13 Registers:
info registers vcpu 0
RAX=0000000000000000 RBX=ffff888019e57798 RCX=ffff888019e57624 RDX=1ffff110033caef5
RSI=ffffffff81a8b3bc RDI=ffff888019e577a8 RBP=ffff888019e57768 RSP=ffff888019e576b0
R8 =0000000000000001 R9 =ffff888019e57710 R10=000000000003c9ed R11=000000000002308d
R12=ffff888019e57798 R13=0000000000000000 R14=ffff888015fc3780 R15=ffff88800944cc80
RIP=ffffffff81619156 RFL=00000282 [--S----] 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 =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
DS =0000 0000000000000000 00000000 00000000
FS =0000 00007f3c303b9900 00000000 00000000
GS =0000 ffff8880e538f000 00000000 00000000
LDT=0000 fffffe3d00000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007f3c30372008 CR3=000000002091c000 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=652022746f6f72223d74636361207469
XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f
XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a
XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000
XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=8907aacf01c18300 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888009757758
R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000023e35
R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff888009757840
RIP=ffffffff81529242 RFL=00000292 [--S-A--] 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 =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 fffffe1600000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007fd353003310 CR3=000000001633c000 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=8fba28845c6b99966549b07d50051b3d
XMM02=ec2efd57dc4c00df0000000000303370 XMM03=5a4b572732e3543b0000000000303440
XMM04=50135c473ffc885300000000000ae988 XMM05=0394861f14684e59000000000031e550
XMM06=3e829fc8c8edc990000000000031e3d8 XMM07=e042d86d42eb936e000000000030d470
XMM08=5a4b572732e3543b0000000000303440 XMM09=00000000000000000000000000000000
XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000