[ 45.871968] ------------[ cut here ]------------
[ 45.872429] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 45.873469] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234
[ 45.874241] Modules linked in:
[ 45.874543] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 45.875565] Tainted: [W]=WARN
[ 45.875863] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 45.876591] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 45.877057] 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
[ 45.878688] RSP: 0018:ffff888016f77bc0 EFLAGS: 00010286
[ 45.879191] RAX: 0000000000000000 RBX: ffffed1002deef78 RCX: ffffffff813a4050
[ 45.879853] RDX: ffff888016bab780 RSI: ffffffff813a405e RDI: 0000000000000001
[ 45.880488] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002deef2f
[ 45.881144] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 45.881815] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f77df8
[ 45.882449] FS: 00007f03d44e0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 45.883200] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 45.883722] CR2: 00007fffd97b8ef8 CR3: 000000000c8c5000 CR4: 0000000000350ef0
[ 45.884384] Call Trace:
[ 45.884621]
[ 45.884849] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 45.885293] ? __create_object+0x59/0x80
[ 45.885670] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 45.886161] __vmalloc_noprof+0x59/0x60
[ 45.886530] bpf_prog_alloc_no_stats+0x55/0x470
[ 45.886990] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.887446] bpf_prog_alloc+0x39/0x200
[ 45.887821] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.888279] bpf_prog_create_from_user+0xb2/0x2f0
[ 45.888717] do_seccomp+0x349/0x25e0
[ 45.889079] ? find_held_lock+0x2b/0x80
[ 45.889453] ? do_prlimit+0x310/0x610
[ 45.889826] ? __pfx_do_seccomp+0x10/0x10
[ 45.890206] ? do_raw_spin_unlock+0x53/0x220
[ 45.890606] ? _raw_spin_unlock+0x1e/0x40
[ 45.891008] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 45.891480] ? static_key_count+0x60/0x80
[ 45.891892] prctl_set_seccomp+0x4e/0x70
[ 45.892271] __do_sys_prctl+0xe6c/0x1d70
[ 45.892649] ? __pfx___do_sys_prctl+0x10/0x10
[ 45.893088] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 45.893569] ? irqentry_exit+0xf3/0x650
[ 45.893965] do_syscall_64+0xbf/0x430
[ 45.894324] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 45.894812] RIP: 0033:0x7f03d49d25cd
[ 45.895150] 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
[ 45.896783] RSP: 002b:00007fffd97b6690 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 45.897463] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f03d49d25cd
[ 45.898122] RDX: 00005574888d6e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 45.898770] RBP: 00007fffd97b66f0 R08: 0000000000000000 R09: 00007fffd97b5d90
[ 45.899400] R10: 0000000000000000 R11: 0000000000000246 R12: 00005574aa893ad0
[ 45.900050] R13: 00007fffd97b6b20 R14: 00005574aa894bc0 R15: 00005574aa8a5780
[ 45.900692]
[ 45.900935] irq event stamp: 1715
[ 45.901255] hardirqs last enabled at (1723): [] __up_console_sem+0x78/0x80
[ 45.902034] hardirqs last disabled at (1732): [] __up_console_sem+0x5d/0x80
[ 45.902809] softirqs last enabled at (1376): [] handle_softirqs+0x50c/0x770
[ 45.903576] softirqs last disabled at (1371): [] __irq_exit_rcu+0xc4/0x100
[ 45.904351] ---[ end trace 0000000000000000 ]---
Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 48.920279] ------------[ cut here ]------------
[ 48.921218] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 48.923248] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242
[ 48.924705] Modules linked in:
[ 48.925351] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 48.927607] Tainted: [W]=WARN
[ 48.928272] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.929772] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 48.930640] 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
[ 48.933824] RSP: 0018:ffff88801ac87bc0 EFLAGS: 00010286
[ 48.934792] RAX: 0000000000000000 RBX: ffffed1003590f78 RCX: ffffffff813a4050
[ 48.936073] RDX: ffff8880166b3780 RSI: ffffffff813a405e RDI: 0000000000000001
[ 48.937358] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003590f2f
[ 48.938659] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 48.939962] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ac87df8
[ 48.941262] FS: 00007f1acc8e7900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 48.942697] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.943773] CR2: 00007ffe96734ef8 CR3: 000000000d188000 CR4: 0000000000350ef0
[ 48.945052] Call Trace:
[ 48.945517]
[ 48.945972] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 48.946848] ? __create_object+0x59/0x80
[ 48.947589] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.948565] __vmalloc_noprof+0x59/0x60
[ 48.949337] bpf_prog_alloc_no_stats+0x55/0x470
[ 48.950213] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.951134] bpf_prog_alloc+0x39/0x200
[ 48.951869] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.952737] bpf_prog_create_from_user+0xb2/0x2f0
[ 48.953652] do_seccomp+0x349/0x25e0
[ 48.954365] ? find_held_lock+0x2b/0x80
[ 48.955116] ? do_prlimit+0x310/0x610
[ 48.955857] ? __pfx_do_seccomp+0x10/0x10
[ 48.956591] ? do_raw_spin_unlock+0x53/0x220
[ 48.957424] ? _raw_spin_unlock+0x1e/0x40
[ 48.958200] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 48.959166] ? static_key_count+0x60/0x80
[ 48.959963] prctl_set_seccomp+0x4e/0x70
[ 48.960692] __do_sys_prctl+0xe6c/0x1d70
[ 48.961486] ? __pfx___do_sys_prctl+0x10/0x10
[ 48.962357] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 48.963322] ? irqentry_exit+0xf3/0x650
[ 48.964083] do_syscall_64+0xbf/0x430
[ 48.964828] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 48.965795] RIP: 0033:0x7f1accdd95cd
[ 48.966456] 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
[ 48.969634] RSP: 002b:00007ffe96733cb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 48.970999] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1accdd95cd
[ 48.972269] RDX: 000055bfdd714e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 48.973601] RBP: 00007ffe96733d10 R08: 0000000000000000 R09: 00007ffe967333b0
[ 48.974901] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c01d225ad0
[ 48.976184] R13: 00007ffe96734140 R14: 000055c01d226bc0 R15: 000055c01d237780
[ 48.977501]
[ 48.977956] irq event stamp: 1815
[ 48.978586] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80
[ 48.980138] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80
[ 48.981671] softirqs last enabled at (1772): [] handle_softirqs+0x50c/0x770
[ 48.983226] softirqs last disabled at (1763): [] __irq_exit_rcu+0xc4/0x100
[ 48.984767] ---[ end trace 0000000000000000 ]---
[ 49.834441] ------------[ cut here ]------------
[ 49.835603] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 49.838539] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249
[ 49.840453] Modules linked in:
[ 49.843667] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 49.846338] Tainted: [W]=WARN
[ 49.847129] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.849027] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 49.850143] 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
[ 49.853323] RSP: 0018:ffff8880156a7bc0 EFLAGS: 00010286
[ 49.854315] RAX: 0000000000000000 RBX: ffffed1002ad4f78 RCX: ffffffff813a4050
[ 49.855604] RDX: ffff88801872d340 RSI: ffffffff813a405e RDI: 0000000000000001
[ 49.856889] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ad4f2f
[ 49.858175] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 49.859450] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880156a7df8
[ 49.860740] FS: 00007f050f285900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 49.862221] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.863299] CR2: 00007f050f777580 CR3: 0000000013f4d000 CR4: 0000000000350ef0
[ 49.864590] Call Trace:
[ 49.865109]
[ 49.865526] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 49.866441] ? __create_object+0x59/0x80
[ 49.867227] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 49.868192] __vmalloc_noprof+0x59/0x60
[ 49.868952] bpf_prog_alloc_no_stats+0x55/0x470
[ 49.869851] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.870795] bpf_prog_alloc+0x39/0x200
[ 49.871493] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.872428] bpf_prog_create_from_user+0xb2/0x2f0
[ 49.873366] do_seccomp+0x349/0x25e0
[ 49.874081] ? __pfx_css_rstat_updated+0x10/0x10
[ 49.874995] ? __pfx_do_seccomp+0x10/0x10
[ 49.875809] ? find_held_lock+0x2b/0x80
[ 49.876510] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 49.877482] ? static_key_count+0x60/0x80
[ 49.878275] prctl_set_seccomp+0x4e/0x70
[ 49.879049] __do_sys_prctl+0xe6c/0x1d70
[ 49.879842] ? __pfx___do_sys_prctl+0x10/0x10
[ 49.880634] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 49.881597] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 49.882540] ? irqentry_exit+0xf3/0x650
[ 49.883293] do_syscall_64+0xbf/0x430
[ 49.884025] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 49.884995] RIP: 0033:0x7f050f7775cd
[ 49.885658] 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
[ 49.888802] RSP: 002b:00007ffe01a4c910 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 49.890173] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f050f7775cd
[ 49.891457] RDX: 000055e44838be00 RSI: 0000000000000002 RDI: 0000000000000016
[ 49.892732] RBP: 00007ffe01a4c970 R08: 0000000000000000 R09: 00007ffe01a4c010
[ 49.894039] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e481b34ad0
[ 49.895318] R13: 00007ffe01a4cda0 R14: 000055e481b35bc0 R15: 000055e481b46780
[ 49.896613]
[ 49.897082] irq event stamp: 2123
[ 49.897654] hardirqs last enabled at (2131): [] __up_console_sem+0x78/0x80
[ 49.898917] hardirqs last disabled at (2140): [] __up_console_sem+0x5d/0x80
[ 49.900187] softirqs last enabled at (2024): [] handle_softirqs+0x50c/0x770
[ 49.901490] softirqs last disabled at (2007): [] __irq_exit_rcu+0xc4/0x100
[ 49.902770] ---[ end trace 0000000000000000 ]---
Warning: Permanently added '[localhost]:23905' (ECDSA) to the list of known hosts.
2025/11/18 09:13:26 fuzzer started
2025/11/18 09:13:26 dialing manager at localhost:34383
2025/11/18 09:13:26 checking machine...
2025/11/18 09:13:26 checking revisions...
[ 50.785954] kmemleak: Automatic memory scanning thread ended
2025/11/18 09:13:26 testing simple program...
[ 50.866816] cgroup: Unknown subsys name 'net'
[ 50.927732] cgroup: Unknown subsys name 'cpuset'
[ 50.939562] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
VM DIAGNOSIS:
09:13:25 Registers:
info registers vcpu 0
RAX=ffffed10012c4f7e RBX=ffff888009627d30 RCX=0000000000000000 RDX=ffff888009627d30
RSI=ffff888009611bc0 RDI=ffff88806ce37340 RBP=ffff888009627d98 RSP=ffff888009627b30
R8 =ffff88806ce37e00 R9 =ffffed10012c4f83 R10=0000000000000000 R11=0000000000000001
R12=ffff888009611bc0 R13=ffff888009627d30 R14=dffffc0000000000 R15=ffff88806ce37340
RIP=ffffffff814b82c8 RFL=00000086 [--S--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 =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 fffffe7400000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007f1acce9c650 CR3=000000000d434000 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=33313a393020383120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369
XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3134325b646873732035323a3331
XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303833
XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000
XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=1ffffffff0ce4b9a RBX=ffffffff86725cd4 RCX=ffffffff81b2a223 RDX=0000000000000000
RSI=ffffffff86ab8442 RDI=ffffffff86725cc8 RBP=ffffffff86725cc8 RSP=ffff88806cf08978
R8 =ffffffff86ab8442 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000255cb
R12=ffffffff86725ce4 R13=ffffffff86725cc8 R14=ffffffff86725cc8 R15=dffffc0000000000
RIP=ffffffff8135daaf RFL=00000217 [----APC] 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 00007f1acc8e7900 00000000 00000000
GS =0000 ffff8880e548f000 00000000 00000000
LDT=0000 fffffe0100000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007ffe9672d000 CR3=000000000c8a7000 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=74696d7265705f6d61703d73726f746e
XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45
XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a
XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000
XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000