[ 46.313923] ------------[ cut here ]------------
[ 46.314710] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 46.316450] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234
[ 46.317707] Modules linked in:
[ 46.318201] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 46.319879] Tainted: [W]=WARN
[ 46.320343] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 46.321569] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 46.322319] 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
[ 46.324985] RSP: 0018:ffff8880166c7bc0 EFLAGS: 00010286
[ 46.325823] RAX: 0000000000000000 RBX: ffffed1002cd8f78 RCX: ffffffff813a4050
[ 46.326885] RDX: ffff88801b131bc0 RSI: ffffffff813a405e RDI: 0000000000000001
[ 46.327949] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cd8f2f
[ 46.329024] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 46.330116] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880166c7df8
[ 46.331189] FS: 00007f62fbe16900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 46.332391] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 46.333280] CR2: 00007f62fc308580 CR3: 000000000ebdb000 CR4: 0000000000350ef0
[ 46.334374] Call Trace:
[ 46.334797]
[ 46.335140] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 46.335886] ? __create_object+0x59/0x80
[ 46.336537] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 46.337308] __vmalloc_noprof+0x59/0x60
[ 46.337959] bpf_prog_alloc_no_stats+0x55/0x470
[ 46.338692] ? __pfx_seccomp_check_filter+0x10/0x10
[ 46.339427] bpf_prog_alloc+0x39/0x200
[ 46.340069] ? __pfx_seccomp_check_filter+0x10/0x10
[ 46.340838] bpf_prog_create_from_user+0xb2/0x2f0
[ 46.341612] do_seccomp+0x349/0x25e0
[ 46.342181] ? __pfx_css_rstat_updated+0x10/0x10
[ 46.342928] ? __pfx_do_seccomp+0x10/0x10
[ 46.343590] ? find_held_lock+0x2b/0x80
[ 46.344189] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 46.345025] ? static_key_count+0x60/0x80
[ 46.345702] prctl_set_seccomp+0x4e/0x70
[ 46.346316] __do_sys_prctl+0xe6c/0x1d70
[ 46.346972] ? __pfx___do_sys_prctl+0x10/0x10
[ 46.347681] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 46.348450] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 46.349268] ? irqentry_exit+0xf3/0x650
[ 46.349929] do_syscall_64+0xbf/0x430
[ 46.350548] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 46.351308] RIP: 0033:0x7f62fc3085cd
[ 46.351910] 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
[ 46.354589] RSP: 002b:00007fffd1f1c0c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 46.355719] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f62fc3085cd
[ 46.356790] RDX: 00005567580bbe00 RSI: 0000000000000002 RDI: 0000000000000016
[ 46.357876] RBP: 00007fffd1f1c120 R08: 0000000000000000 R09: 00007fffd1f1b7c0
[ 46.358951] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556778508b10
[ 46.360045] R13: 00007fffd1f1c550 R14: 00005567785092b0 R15: 000055677851d6f0
[ 46.361158]
[ 46.361554] irq event stamp: 1689
[ 46.362074] hardirqs last enabled at (1697): [] __up_console_sem+0x78/0x80
[ 46.363355] hardirqs last disabled at (1706): [] __up_console_sem+0x5d/0x80
[ 46.364641] softirqs last enabled at (1186): [] handle_softirqs+0x50c/0x770
[ 46.365964] softirqs last disabled at (1165): [] __irq_exit_rcu+0xc4/0x100
[ 46.367253] ---[ end trace 0000000000000000 ]---
Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 48.894757] ------------[ cut here ]------------
[ 48.895683] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 48.897728] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241
[ 48.899196] Modules linked in:
[ 48.899836] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 48.901807] Tainted: [W]=WARN
[ 48.902339] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.903786] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 48.904715] 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
[ 48.907861] RSP: 0018:ffff88800f1d7bc0 EFLAGS: 00010286
[ 48.908839] RAX: 0000000000000000 RBX: ffffed1001e3af78 RCX: ffffffff813a4050
[ 48.910118] RDX: ffff888019c88000 RSI: ffffffff813a405e RDI: 0000000000000001
[ 48.911390] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e3af2f
[ 48.912666] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 48.913951] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f1d7df8
[ 48.915225] FS: 00007f237fd74900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000
[ 48.916643] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 48.917705] CR2: 00007f2380266580 CR3: 000000000ba21000 CR4: 0000000000350ef0
[ 48.918972] Call Trace:
[ 48.919427]
[ 48.919880] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 48.920778] ? __create_object+0x59/0x80
[ 48.921552] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.922525] __vmalloc_noprof+0x59/0x60
[ 48.923236] bpf_prog_alloc_no_stats+0x55/0x470
[ 48.924094] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.925019] bpf_prog_alloc+0x39/0x200
[ 48.925759] ? __pfx_seccomp_check_filter+0x10/0x10
[ 48.926676] bpf_prog_create_from_user+0xb2/0x2f0
[ 48.927574] do_seccomp+0x349/0x25e0
[ 48.928241] ? __pfx_css_rstat_updated+0x10/0x10
[ 48.929133] ? __pfx_do_seccomp+0x10/0x10
[ 48.929926] ? find_held_lock+0x2b/0x80
[ 48.930684] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 48.931639] ? static_key_count+0x60/0x80
[ 48.932386] prctl_set_seccomp+0x4e/0x70
[ 48.933153] __do_sys_prctl+0xe6c/0x1d70
[ 48.933941] ? __pfx___do_sys_prctl+0x10/0x10
[ 48.934792] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 48.935761] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 48.936718] ? irqentry_exit+0xf3/0x650
[ 48.937427] do_syscall_64+0xbf/0x430
[ 48.938175] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 48.939120] RIP: 0033:0x7f23802665cd
[ 48.939817] 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
[ 48.942929] RSP: 002b:00007ffc9dad4690 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 48.944269] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f23802665cd
[ 48.945530] RDX: 000055bc595d4e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 48.946814] RBP: 00007ffc9dad46f0 R08: 0000000000000000 R09: 00007ffc9dad3d90
[ 48.948086] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bc5c8d12b0
[ 48.949352] R13: 00007ffc9dad4b20 R14: 000055bc5c8d3d20 R15: 000055bc5c8e58d0
[ 48.950650]
[ 48.951068] irq event stamp: 1671
[ 48.951711] hardirqs last enabled at (1681): [] __up_console_sem+0x78/0x80
[ 48.953220] hardirqs last disabled at (1690): [] __up_console_sem+0x5d/0x80
[ 48.954519] softirqs last enabled at (1650): [] handle_softirqs+0x50c/0x770
[ 48.955419] softirqs last disabled at (1645): [] __irq_exit_rcu+0xc4/0x100
[ 48.956330] ---[ end trace 0000000000000000 ]---
[ 49.624071] ------------[ cut here ]------------
[ 49.624636] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 49.625733] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248
[ 49.626471] Modules linked in:
[ 49.626817] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary)
[ 49.627889] Tainted: [W]=WARN
[ 49.628180] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.628966] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 49.629663] 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
[ 49.631803] RSP: 0018:ffff88800f0e7bc0 EFLAGS: 00010286
[ 49.632297] RAX: 0000000000000000 RBX: ffffed1001e1cf78 RCX: ffffffff813a4050
[ 49.632965] RDX: ffff88800f1b5340 RSI: ffffffff813a405e RDI: 0000000000000001
[ 49.633633] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e1cf2f
[ 49.634312] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 49.634981] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f0e7df8
[ 49.635652] FS: 00007ff0b0915900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 49.636385] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.636940] CR2: 00007ff0b0e07580 CR3: 000000000b6b6000 CR4: 0000000000350ef0
[ 49.637621] Call Trace:
[ 49.637883]
[ 49.638095] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 49.638569] ? __create_object+0x59/0x80
[ 49.638958] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 49.639440] __vmalloc_noprof+0x59/0x60
[ 49.640025] bpf_prog_alloc_no_stats+0x55/0x470
[ 49.640466] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.640957] bpf_prog_alloc+0x39/0x200
[ 49.641317] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.641824] bpf_prog_create_from_user+0xb2/0x2f0
[ 49.642271] do_seccomp+0x349/0x25e0
[ 49.642652] ? __pfx_css_rstat_updated+0x10/0x10
[ 49.643099] ? __pfx_do_seccomp+0x10/0x10
[ 49.643517] ? find_held_lock+0x2b/0x80
[ 49.643894] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 49.644369] ? static_key_count+0x60/0x80
[ 49.644781] prctl_set_seccomp+0x4e/0x70
[ 49.645158] __do_sys_prctl+0xe6c/0x1d70
[ 49.645563] ? __pfx___do_sys_prctl+0x10/0x10
[ 49.646008] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 49.646519] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 49.646997] ? irqentry_exit+0xf3/0x650
[ 49.647373] do_syscall_64+0xbf/0x430
[ 49.647761] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 49.648232] RIP: 0033:0x7ff0b0e075cd
[ 49.648606] 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
[ 49.650271] RSP: 002b:00007ffef52f70e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 49.650991] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff0b0e075cd
[ 49.651667] RDX: 0000563bb7ed6e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 49.652314] RBP: 00007ffef52f7140 R08: 0000000000000000 R09: 00007ffef52f67e0
[ 49.652996] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563bbb9dead0
[ 49.653683] R13: 00007ffef52f7570 R14: 0000563bbb9dfbc0 R15: 0000563bbb9f0780
[ 49.654345]
[ 49.654599] irq event stamp: 1809
[ 49.654912] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80
[ 49.655710] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80
[ 49.656471] softirqs last enabled at (1546): [] handle_softirqs+0x50c/0x770
[ 49.657273] softirqs last disabled at (1527): [] __irq_exit_rcu+0xc4/0x100
[ 49.658087] ---[ end trace 0000000000000000 ]---
Warning: Permanently added '[localhost]:41329' (ECDSA) to the list of known hosts.
2025/11/18 00:11:34 fuzzer started
2025/11/18 00:11:34 dialing manager at localhost:37895
2025/11/18 00:11:34 checking machine...
2025/11/18 00:11:34 checking revisions...
[ 50.391780] kmemleak: Automatic memory scanning thread ended
2025/11/18 00:11:34 testing simple program...
[ 50.462240] cgroup: Unknown subsys name 'net'
[ 50.505604] cgroup: Unknown subsys name 'cpuset'
[ 50.515380] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
VM DIAGNOSIS:
00:11:33 Registers:
info registers vcpu 0
RAX=0000000000000000 RBX=ffff8880096278d8 RCX=0000000000000006 RDX=0000000000000070
RSI=0000000000000000 RDI=ffff888009627880 RBP=ffff888009611bc0 RSP=ffff8880096277e8
R8 =0000000000000001 R9 =0000000000000000 R10=ffff888009627840 R11=0000000000000001
R12=0000000000000000 R13=ffff888009627868 R14=ffff888009611bc0 R15=ffff888009627840
RIP=ffffffff84c73c90 RFL=00000216 [----AP-] 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 fffffe4500000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007ffcc93feb08 CR3=000000000e417000 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=2033333a31313a303020383120766f4e XMM01=73732878696e755f6d6170203a5d3034
XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373
XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f
XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732033333a31313a3030203831
XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=00000000000252ad 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 fffffe3b00000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007ffc9dace000 CR3=000000001708c000 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=31313a303020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61
XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320
XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363039
XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000
XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000