[ 45.605682] ------------[ cut here ]------------
[ 45.606610] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 45.609110] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233
[ 45.610615] Modules linked in:
[ 45.611245] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 45.613239] Tainted: [W]=WARN
[ 45.613797] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 45.615274] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 45.616146] 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
[ 45.619373] RSP: 0018:ffff88801980fbc0 EFLAGS: 00010286
[ 45.620346] RAX: 0000000000000000 RBX: ffffed1003301f78 RCX: ffffffff813a4050
[ 45.621633] RDX: ffff888015b11bc0 RSI: ffffffff813a405e RDI: 0000000000000001
[ 45.622934] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003301f2f
[ 45.624217] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 45.625492] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801980fdf8
[ 45.626787] FS: 00007ff7c3b19900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 45.628215] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 45.629288] CR2: 00007ffecbb32ef7 CR3: 000000000c32e000 CR4: 0000000000350ef0
[ 45.630594] Call Trace:
[ 45.631074]
[ 45.631530] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 45.632438] ? __create_object+0x59/0x80
[ 45.633234] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 45.634206] __vmalloc_noprof+0x59/0x60
[ 45.634945] bpf_prog_alloc_no_stats+0x55/0x470
[ 45.635816] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.636763] bpf_prog_alloc+0x39/0x200
[ 45.637503] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.638801] bpf_prog_create_from_user+0xb2/0x2f0
[ 45.639728] do_seccomp+0x349/0x25e0
[ 45.640474] ? find_held_lock+0x2b/0x80
[ 45.641240] ? do_prlimit+0x310/0x610
[ 45.641937] ? __pfx_do_seccomp+0x10/0x10
[ 45.642739] ? do_raw_spin_unlock+0x53/0x220
[ 45.643572] ? _raw_spin_unlock+0x1e/0x40
[ 45.644365] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 45.645341] ? static_key_count+0x60/0x80
[ 45.646111] prctl_set_seccomp+0x4e/0x70
[ 45.646899] __do_sys_prctl+0xe6c/0x1d70
[ 45.647691] ? __pfx___do_sys_prctl+0x10/0x10
[ 45.648562] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 45.649556] ? irqentry_exit+0xf3/0x650
[ 45.650334] do_syscall_64+0xbf/0x430
[ 45.651040] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 45.652003] RIP: 0033:0x7ff7c400b5cd
[ 45.652710] 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
[ 45.655891] RSP: 002b:00007ffecbb31030 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 45.657280] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff7c400b5cd
[ 45.658598] RDX: 000055bb836f4e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 45.659886] RBP: 00007ffecbb31090 R08: 0000000000000000 R09: 00007ffecbb30730
[ 45.661187] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bbb73d6240
[ 45.662482] R13: 00007ffecbb314c0 R14: 000055bbb73df380 R15: 000055bbb73ea540
[ 45.663842]
[ 45.664311] irq event stamp: 1697
[ 45.664923] hardirqs last enabled at (1705): [] __up_console_sem+0x78/0x80
[ 45.666471] hardirqs last disabled at (1714): [] __up_console_sem+0x5d/0x80
[ 45.668001] softirqs last enabled at (1464): [] handle_softirqs+0x50c/0x770
[ 45.669617] softirqs last disabled at (1459): [] __irq_exit_rcu+0xc4/0x100
[ 45.671195] ---[ end trace 0000000000000000 ]---
Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 48.225591] ------------[ cut here ]------------
[ 48.226361] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 48.228065] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240
[ 48.229298] Modules linked in:
[ 48.229785] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 48.231424] Tainted: [W]=WARN
[ 48.231880] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.233103] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 48.233899] 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
[ 48.236588] RSP: 0018:ffff88801589fbc0 EFLAGS: 00010286
[ 48.237422] RAX: 0000000000000000 RBX: ffffed1002b13f78 RCX: ffffffff813a4050
[ 48.238513] RDX: ffff88800ebfd340 RSI: ffffffff813a405e RDI: 0000000000000001
[ 48.239586] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b13f2f
[ 48.240670] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 48.241741] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801589fdf8
[ 48.242829] FS: 00007f307263c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 48.244041] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.244916] CR2: 00007ffeb8663ef7 CR3: 0000000020aa5000 CR4: 0000000000350ef0
[ 48.246005] Call Trace:
[ 48.246435]
[ 48.246786] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 48.247530] ? __create_object+0x59/0x80
[ 48.248154] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.248962] __vmalloc_noprof+0x59/0x60
[ 48.249597] bpf_prog_alloc_no_stats+0x55/0x470
[ 48.250319] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.251068] bpf_prog_alloc+0x39/0x200
[ 48.251686] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.252465] bpf_prog_create_from_user+0xb2/0x2f0
[ 48.253219] do_seccomp+0x349/0x25e0
[ 48.253779] ? find_held_lock+0x2b/0x80
[ 48.254422] ? do_prlimit+0x310/0x610
[ 48.255011] ? __pfx_do_seccomp+0x10/0x10
[ 48.255666] ? do_raw_spin_unlock+0x53/0x220
[ 48.256364] ? _raw_spin_unlock+0x1e/0x40
[ 48.256975] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 48.257780] ? static_key_count+0x60/0x80
[ 48.258448] prctl_set_seccomp+0x4e/0x70
[ 48.259065] __do_sys_prctl+0xe6c/0x1d70
[ 48.259714] ? __pfx___do_sys_prctl+0x10/0x10
[ 48.260431] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 48.261247] ? irqentry_exit+0xf3/0x650
[ 48.261850] do_syscall_64+0xbf/0x430
[ 48.262486] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 48.263286] RIP: 0033:0x7f3072b2e5cd
[ 48.263835] 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
[ 48.266502] RSP: 002b:00007ffeb8661d90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 48.267654] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3072b2e5cd
[ 48.268724] RDX: 00005572ed607e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 48.269789] RBP: 00007ffeb8661df0 R08: 0000000000000000 R09: 00007ffeb8661490
[ 48.270869] R10: 0000000000000000 R11: 0000000000000246 R12: 000055731cb24b10
[ 48.271936] R13: 00007ffeb8662220 R14: 000055731cb252b0 R15: 000055731cb396f0
[ 48.273031]
[ 48.273419] irq event stamp: 1703
[ 48.273930] hardirqs last enabled at (1711): [] __up_console_sem+0x78/0x80
[ 48.275223] hardirqs last disabled at (1720): [] __up_console_sem+0x5d/0x80
[ 48.276499] softirqs last enabled at (1670): [] handle_softirqs+0x50c/0x770
[ 48.277784] softirqs last disabled at (1665): [] __irq_exit_rcu+0xc4/0x100
[ 48.279062] ---[ end trace 0000000000000000 ]---
[ 48.907208] ------------[ cut here ]------------
[ 48.908083] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 48.910129] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247
[ 48.911632] Modules linked in:
[ 48.912272] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 48.914271] Tainted: [W]=WARN
[ 48.914850] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.916555] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 48.917549] 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
[ 48.920774] RSP: 0018:ffff88801864fbc0 EFLAGS: 00010286
[ 48.921764] RAX: 0000000000000000 RBX: ffffed10030c9f78 RCX: ffffffff813a4050
[ 48.923077] RDX: ffff88801ca81bc0 RSI: ffffffff813a405e RDI: 0000000000000001
[ 48.924359] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030c9f2f
[ 48.925652] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 48.926965] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801864fdf8
[ 48.928276] FS: 00007f28f913e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 48.929741] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.930834] CR2: 00007ffd3ced3ef7 CR3: 000000000de71000 CR4: 0000000000350ef0
[ 48.932137] Call Trace:
[ 48.932651]
[ 48.933066] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 48.933972] ? __create_object+0x59/0x80
[ 48.934819] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.935814] __vmalloc_noprof+0x59/0x60
[ 48.936580] bpf_prog_alloc_no_stats+0x55/0x470
[ 48.937465] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.938400] bpf_prog_alloc+0x39/0x200
[ 48.939112] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.940069] bpf_prog_create_from_user+0xb2/0x2f0
[ 48.940974] do_seccomp+0x349/0x25e0
[ 48.941705] ? find_held_lock+0x2b/0x80
[ 48.942484] ? do_prlimit+0x310/0x610
[ 48.943240] ? __pfx_do_seccomp+0x10/0x10
[ 48.943997] ? do_raw_spin_unlock+0x53/0x220
[ 48.944821] ? _raw_spin_unlock+0x1e/0x40
[ 48.945618] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 48.946596] ? static_key_count+0x60/0x80
[ 48.947405] prctl_set_seccomp+0x4e/0x70
[ 48.948161] __do_sys_prctl+0xe6c/0x1d70
[ 48.948975] ? __pfx___do_sys_prctl+0x10/0x10
[ 48.949838] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 48.950835] ? irqentry_exit+0xf3/0x650
[ 48.951611] do_syscall_64+0xbf/0x430
[ 48.952366] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 48.953321] RIP: 0033:0x7f28f96305cd
[ 48.953989] 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
[ 48.957200] RSP: 002b:00007ffd3ced1d10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 48.958598] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f28f96305cd
[ 48.959686] RDX: 000055de853e8e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 48.960746] RBP: 00007ffd3ced1d70 R08: 0000000000000000 R09: 00007ffd3ced1410
[ 48.961813] R10: 0000000000000000 R11: 0000000000000246 R12: 000055de88d27ad0
[ 48.962897] R13: 00007ffd3ced21a0 R14: 000055de88d28bc0 R15: 000055de88d39780
[ 48.963971]
[ 48.964363] irq event stamp: 1867
[ 48.964866] hardirqs last enabled at (1875): [] __up_console_sem+0x78/0x80
[ 48.966126] hardirqs last disabled at (1884): [] __up_console_sem+0x5d/0x80
[ 48.967395] softirqs last enabled at (1788): [] handle_softirqs+0x50c/0x770
[ 48.968665] softirqs last disabled at (1783): [] __irq_exit_rcu+0xc4/0x100
[ 48.969933] ---[ end trace 0000000000000000 ]---
Warning: Permanently added '[localhost]:4673' (ECDSA) to the list of known hosts.
2025/11/17 23:02:04 fuzzer started
2025/11/17 23:02:05 dialing manager at localhost:37895
2025/11/17 23:02:05 checking machine...
2025/11/17 23:02:05 checking revisions...
[ 49.795337] kmemleak: Automatic memory scanning thread ended
2025/11/17 23:02:05 testing simple program...
[ 49.880591] cgroup: Unknown subsys name 'net'
[ 49.942954] cgroup: Unknown subsys name 'cpuset'
[ 49.960723] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
VM DIAGNOSIS:
23:02:04 Registers:
info registers vcpu 0
RAX=ffffffff87ae7420 RBX=ffffffff85c2ca00 RCX=1df73873c1f9bd95 RDX=1df73873c1f9bd95
RSI=00000000600e9c5a RDI=ffffffff85c2d480 RBP=ffffffff85c2d458 RSP=ffff88806ce08bc0
R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000
R12=ffffffff85c2d480 R13=00000000000011cb R14=0000000000000001 R15=1df73873c1f9bd95
RIP=ffffffff81527b75 RFL=00000082 [--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 0000000000000000 00000000 00000000
GS =0000 ffff8880e538f000 00000000 00000000
LDT=0000 fffffe6a00000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007ffeb865b000 CR3=000000000dbb2000 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=2034303a32303a333220373120766f4e XMM01=73732878696e755f6d6170203a5d3933
XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3933325b64687373
XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f
XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732033303a32303a3332203731
XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=ffff88800dfddaa0 RBX=0000000000000200 RCX=ffffffff8152d723 RDX=ffff88800dfdd950
RSI=0000000000000000 RDI=ffff88800dfde000 RBP=ffff88800dfde000 RSP=ffff888015f4fa48
R8 =0000000000000001 R9 =ffffed1002be9f3a R10=0000000000000003 R11=0000000000000001
R12=ffff88800edb0ad0 R13=0000000000000246 R14=ffff88800dfde000 R15=ffff88800944cc80
RIP=ffffffff81b61984 RFL=00000082 [--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 00007f307263c900 00000000 00000000
GS =0000 ffff8880e548f000 00000000 00000000
LDT=0000 fffffe4400000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007f3072601008 CR3=000000000db70000 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