[ 54.375515] ------------[ cut here ]------------
[ 54.376415] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 54.378757] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/236
[ 54.380215] Modules linked in:
[ 54.380818] CPU: 0 UID: 104 PID: 236 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 54.382765] Tainted: [W]=WARN
[ 54.383356] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 54.384798] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 54.385701] 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
[ 54.388862] RSP: 0018:ffff88800f1e7bc0 EFLAGS: 00010286
[ 54.389838] RAX: 0000000000000000 RBX: ffffed1001e3cf78 RCX: ffffffff813a4050
[ 54.391123] RDX: ffff888019548000 RSI: ffffffff813a405e RDI: 0000000000000001
[ 54.392394] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e3cf2f
[ 54.393662] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 54.394950] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f1e7df8
[ 54.396226] FS: 00007fc2e58c0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 54.397670] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 54.398752] CR2: 00007ffff2a49ef8 CR3: 000000000d5c6000 CR4: 0000000000350ef0
[ 54.400053] Call Trace:
[ 54.400516]
[ 54.400918] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 54.401827] ? __create_object+0x59/0x80
[ 54.402617] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 54.403607] __vmalloc_noprof+0x59/0x60
[ 54.404383] bpf_prog_alloc_no_stats+0x55/0x470
[ 54.405278] ? __pfx_seccomp_check_filter+0x10/0x10
[ 54.406244] bpf_prog_alloc+0x39/0x200
[ 54.406953] ? __pfx_seccomp_check_filter+0x10/0x10
[ 54.407888] bpf_prog_create_from_user+0xb2/0x2f0
[ 54.408805] do_seccomp+0x349/0x25e0
[ 54.409543] ? find_held_lock+0x2b/0x80
[ 54.410306] ? do_prlimit+0x310/0x610
[ 54.410990] ? __pfx_do_seccomp+0x10/0x10
[ 54.411801] ? do_raw_spin_unlock+0x53/0x220
[ 54.412651] ? _raw_spin_unlock+0x1e/0x40
[ 54.413560] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 54.414569] ? static_key_count+0x60/0x80
[ 54.415395] prctl_set_seccomp+0x4e/0x70
[ 54.416203] __do_sys_prctl+0xe6c/0x1d70
[ 54.416949] ? __pfx___do_sys_prctl+0x10/0x10
[ 54.417812] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 54.418798] ? irqentry_exit+0xf3/0x650
[ 54.419582] do_syscall_64+0xbf/0x430
[ 54.420327] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 54.421289] RIP: 0033:0x7fc2e5db25cd
[ 54.421965] 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
[ 54.425176] RSP: 002b:00007ffff2a47450 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 54.426578] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc2e5db25cd
[ 54.427880] RDX: 000055c0e684be00 RSI: 0000000000000002 RDI: 0000000000000016
[ 54.429180] RBP: 00007ffff2a474b0 R08: 0000000000000000 R09: 00007ffff2a46b50
[ 54.430483] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c0ed9e8b10
[ 54.431765] R13: 00007ffff2a478e0 R14: 000055c0ed9e92b0 R15: 000055c0ed9fd6f0
[ 54.433093]
[ 54.433521] irq event stamp: 1771
[ 54.434179] hardirqs last enabled at (1781): [] __up_console_sem+0x78/0x80
[ 54.435704] hardirqs last disabled at (1790): [] __up_console_sem+0x5d/0x80
[ 54.437211] softirqs last enabled at (1636): [] handle_softirqs+0x50c/0x770
[ 54.438758] softirqs last disabled at (1631): [] __irq_exit_rcu+0xc4/0x100
[ 54.440261] ---[ end trace 0000000000000000 ]---
Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 57.095367] ------------[ cut here ]------------
[ 57.095791] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 57.096726] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/245
[ 57.097412] Modules linked in:
[ 57.097686] CPU: 0 UID: 104 PID: 245 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 57.098610] Tainted: [W]=WARN
[ 57.098877] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 57.099559] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 57.099960] 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
[ 57.101415] RSP: 0018:ffff88801634fbc0 EFLAGS: 00010286
[ 57.101844] RAX: 0000000000000000 RBX: ffffed1002c69f78 RCX: ffffffff813a4050
[ 57.102453] RDX: ffff88801b509bc0 RSI: ffffffff813a405e RDI: 0000000000000001
[ 57.103054] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c69f2f
[ 57.103619] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 57.104209] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801634fdf8
[ 57.104779] FS: 00007fbc30cc0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 57.105444] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 57.105917] CR2: 00007ffd2a2b5ef8 CR3: 000000000bcfd000 CR4: 0000000000350ef0
[ 57.106520] Call Trace:
[ 57.106735]
[ 57.106924] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 57.107336] ? __create_object+0x59/0x80
[ 57.107676] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 57.108119] __vmalloc_noprof+0x59/0x60
[ 57.108449] bpf_prog_alloc_no_stats+0x55/0x470
[ 57.108833] ? __pfx_seccomp_check_filter+0x10/0x10
[ 57.109264] bpf_prog_alloc+0x39/0x200
[ 57.109585] ? __pfx_seccomp_check_filter+0x10/0x10
[ 57.109990] bpf_prog_create_from_user+0xb2/0x2f0
[ 57.110413] do_seccomp+0x349/0x25e0
[ 57.110723] ? find_held_lock+0x2b/0x80
[ 57.111068] ? do_prlimit+0x310/0x610
[ 57.111390] ? __pfx_do_seccomp+0x10/0x10
[ 57.111733] ? do_raw_spin_unlock+0x53/0x220
[ 57.112119] ? _raw_spin_unlock+0x1e/0x40
[ 57.112466] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 57.112889] ? static_key_count+0x60/0x80
[ 57.113259] prctl_set_seccomp+0x4e/0x70
[ 57.113597] __do_sys_prctl+0xe6c/0x1d70
[ 57.113937] ? __pfx___do_sys_prctl+0x10/0x10
[ 57.114342] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 57.114770] ? irqentry_exit+0xf3/0x650
[ 57.115126] do_syscall_64+0xbf/0x430
[ 57.115451] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 57.115867] RIP: 0033:0x7fbc311b25cd
[ 57.116195] 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
[ 57.117661] RSP: 002b:00007ffd2a2b4150 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 57.118718] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbc311b25cd
[ 57.119320] RDX: 0000556101651e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 57.119894] RBP: 00007ffd2a2b41b0 R08: 0000000000000000 R09: 00007ffd2a2b3850
[ 57.120488] R10: 0000000000000000 R11: 0000000000000246 R12: 000055612e356ad0
[ 57.121093] R13: 00007ffd2a2b45e0 R14: 000055612e357bc0 R15: 000055612e368780
[ 57.121677]
[ 57.121872] irq event stamp: 1757
[ 57.122186] hardirqs last enabled at (1767): [] __up_console_sem+0x78/0x80
[ 57.122873] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80
[ 57.123572] softirqs last enabled at (1700): [] handle_softirqs+0x50c/0x770
[ 57.124289] softirqs last disabled at (1653): [] __irq_exit_rcu+0xc4/0x100
[ 57.124964] ---[ end trace 0000000000000000 ]---
[ 57.807761] ------------[ cut here ]------------
[ 57.808373] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 57.809666] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/252
[ 57.810624] Modules linked in:
[ 57.811005] CPU: 0 UID: 104 PID: 252 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 57.812316] Tainted: [W]=WARN
[ 57.812671] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 57.813619] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 57.814218] 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
[ 57.816267] RSP: 0018:ffff88801630fbc0 EFLAGS: 00010286
[ 57.816866] RAX: 0000000000000000 RBX: ffffed1002c61f78 RCX: ffffffff813a4050
[ 57.817686] RDX: ffff888018589bc0 RSI: ffffffff813a405e RDI: 0000000000000001
[ 57.818515] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c61f2f
[ 57.819346] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 57.820166] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801630fdf8
[ 57.820963] FS: 00007f046e97d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 57.821895] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 57.822603] CR2: 00007fffebd0cef8 CR3: 000000000d122000 CR4: 0000000000350ef0
[ 57.823430] Call Trace:
[ 57.823728]
[ 57.823990] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 57.824565] ? __create_object+0x59/0x80
[ 57.825069] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 57.825666] __vmalloc_noprof+0x59/0x60
[ 57.826163] bpf_prog_alloc_no_stats+0x55/0x470
[ 57.826692] ? __pfx_seccomp_check_filter+0x10/0x10
[ 57.827295] bpf_prog_alloc+0x39/0x200
[ 57.827744] ? __pfx_seccomp_check_filter+0x10/0x10
[ 57.828332] bpf_prog_create_from_user+0xb2/0x2f0
[ 57.828884] do_seccomp+0x349/0x25e0
[ 57.829343] ? find_held_lock+0x2b/0x80
[ 57.829805] ? do_prlimit+0x310/0x610
[ 57.830293] ? __pfx_do_seccomp+0x10/0x10
[ 57.830766] ? do_raw_spin_unlock+0x53/0x220
[ 57.831304] ? _raw_spin_unlock+0x1e/0x40
[ 57.831779] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 57.832399] ? static_key_count+0x60/0x80
[ 57.832885] prctl_set_seccomp+0x4e/0x70
[ 57.833385] __do_sys_prctl+0xe6c/0x1d70
[ 57.833856] ? __pfx___do_sys_prctl+0x10/0x10
[ 57.834416] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 57.835045] ? irqentry_exit+0xf3/0x650
[ 57.835512] do_syscall_64+0xbf/0x430
[ 57.835955] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 57.836556] RIP: 0033:0x7f046ee6f5cd
[ 57.836981] 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
[ 57.839033] RSP: 002b:00007fffebd0b770 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 57.839878] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f046ee6f5cd
[ 57.840695] RDX: 0000556e8d322e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 57.841517] RBP: 00007fffebd0b7d0 R08: 0000000000000000 R09: 00007fffebd0ae70
[ 57.842351] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556e952e62b0
[ 57.843174] R13: 00007fffebd0bc00 R14: 0000556e952e8d20 R15: 0000556e952fa8d0
[ 57.843972]
[ 57.844271] irq event stamp: 1643
[ 57.844663] hardirqs last enabled at (1651): [] __up_console_sem+0x78/0x80
[ 57.845637] hardirqs last disabled at (1660): [] __up_console_sem+0x5d/0x80
[ 57.846622] softirqs last enabled at (1160): [] handle_softirqs+0x50c/0x770
[ 57.847609] softirqs last disabled at (1151): [] __irq_exit_rcu+0xc4/0x100
[ 57.848575] ---[ end trace 0000000000000000 ]---
Warning: Permanently added '[localhost]:51421' (ECDSA) to the list of known hosts.
2025/11/17 10:42:10 fuzzer started
2025/11/17 10:42:10 dialing manager at localhost:37895
2025/11/17 10:42:10 checking machine...
2025/11/17 10:42:10 checking revisions...
[ 58.652403] kmemleak: Automatic memory scanning thread ended
2025/11/17 10:42:10 testing simple program...
[ 58.742665] cgroup: Unknown subsys name 'net'
[ 58.784262] cgroup: Unknown subsys name 'cpuset'
[ 58.798335] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
VM DIAGNOSIS:
10:42:10 Registers:
info registers vcpu 0
RAX=0000000000000001 RBX=0000000000000000 RCX=4b952e4da9267483 RDX=00000000915d54c6
RSI=000000005e406224 RDI=0000000000104185 RBP=ffffffff85e1ffe0 RSP=ffff888016c5f858
R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001
R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000200
RIP=ffffffff8152926b RFL=00000206 [-----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 00007fbc30cc0900 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=00007fbc30c85008 CR3=000000000be46000 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=00000000000239d9 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 fffffe7400000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=0000557ab24df008 CR3=000000000de3c000 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=5519e72969d958cd6a638a3d9d54283c XMM01=9240fafd69a92dd75ef0195a669817b4
XMM02=0692bc332eb91ed770cb90379bc09f19 XMM03=166fda18db4b468012a29ded741a53be
XMM04=00000000000000000000000000800100 XMM05=0000000000000000bb1e16a400800100
XMM06=000000000000000000000000bb1e16a4 XMM07=bb1e16a40080010000800100b0ae19cc
XMM08=00000000d60000003000000008000000 XMM09=00000000000000000000000000000000
XMM10=7851c932795e4693b28f8a24c6021c9d XMM11=85ec675165e545e27cae12a71bce9367
XMM12=0d0c0f0e09080b0a0504070601000302 XMM13=0c0f0e0d080b0a090407060500030201
XMM14=00000000000000000000000000000e00 XMM15=00000000000000000000000000000040