syzkaller login: [ 45.793551] ------------[ cut here ]------------
[ 45.794440] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 45.796544] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241
[ 45.797998] Modules linked in:
[ 45.798649] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 45.800604] Tainted: [W]=WARN
[ 45.801150] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 45.802623] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 45.803536] 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
[ 45.806655] RSP: 0018:ffff88801c1afbc0 EFLAGS: 00010286
[ 45.807720] RAX: 0000000000000000 RBX: ffffed1003835f78 RCX: ffffffff813a4050
[ 45.809115] RDX: ffff888016239bc0 RSI: ffffffff813a405e RDI: 0000000000000001
[ 45.810485] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003835f2f
[ 45.811913] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 45.813489] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c1afdf8
[ 45.815136] FS: 00007ff76d923900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 45.816935] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 45.818306] CR2: 00007ff76de15580 CR3: 000000000ce80000 CR4: 0000000000350ef0
[ 45.819946] Call Trace:
[ 45.820606]
[ 45.821131] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 45.822318] ? __create_object+0x59/0x80
[ 45.823343] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 45.824594] __vmalloc_noprof+0x59/0x60
[ 45.825587] bpf_prog_alloc_no_stats+0x55/0x470
[ 45.826731] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.827977] bpf_prog_alloc+0x39/0x200
[ 45.828973] ? __pfx_seccomp_check_filter+0x10/0x10
[ 45.830210] bpf_prog_create_from_user+0xb2/0x2f0
[ 45.831443] do_seccomp+0x349/0x25e0
[ 45.832411] ? __pfx_css_rstat_updated+0x10/0x10
[ 45.833693] ? __pfx_do_seccomp+0x10/0x10
[ 45.834768] ? find_held_lock+0x2b/0x80
[ 45.835795] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 45.837086] ? static_key_count+0x60/0x80
[ 45.838160] prctl_set_seccomp+0x4e/0x70
[ 45.839228] __do_sys_prctl+0xe6c/0x1d70
[ 45.840285] ? __pfx___do_sys_prctl+0x10/0x10
[ 45.841446] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 45.842781] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 45.844078] ? irqentry_exit+0xf3/0x650
[ 45.845116] do_syscall_64+0xbf/0x430
[ 45.846112] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 45.847170] RIP: 0033:0x7ff76de155cd
[ 45.847896] 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
[ 45.851120] RSP: 002b:00007ffda2d803f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 45.852503] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff76de155cd
[ 45.853795] RDX: 000055fb8bb50e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 45.855095] RBP: 00007ffda2d80450 R08: 0000000000000000 R09: 00007ffda2d7faf0
[ 45.856387] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fbc34512b0
[ 45.857675] R13: 00007ffda2d80880 R14: 000055fbc3453d20 R15: 000055fbc34658d0
[ 45.859003]
[ 45.859432] irq event stamp: 1729
[ 45.860088] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80
[ 45.861632] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80
[ 45.863070] softirqs last enabled at (1652): [] handle_softirqs+0x50c/0x770
[ 45.864372] softirqs last disabled at (1647): [] __irq_exit_rcu+0xc4/0x100
[ 45.865646] ---[ end trace 0000000000000000 ]---
[ 48.981157] ------------[ cut here ]------------
[ 48.982273] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 48.984280] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248
[ 48.985750] Modules linked in:
[ 48.986354] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 48.988354] Tainted: [W]=WARN
[ 48.988945] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 48.990425] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 48.991348] 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
[ 48.994544] RSP: 0018:ffff888016d27bc0 EFLAGS: 00010286
[ 48.995547] RAX: 0000000000000000 RBX: ffffed1002da4f78 RCX: ffffffff813a4050
[ 48.996829] RDX: ffff8880158a8000 RSI: ffffffff813a405e RDI: 0000000000000001
[ 48.998136] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002da4f2f
[ 48.999431] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0
[ 49.000728] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d27df8
[ 49.002039] FS: 00007fea4437f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 49.003502] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.004586] CR2: 00007ffc81befef8 CR3: 000000000ab7e000 CR4: 0000000000350ef0
[ 49.005883] Call Trace:
[ 49.006360]
[ 49.006834] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 49.007747] ? __create_object+0x59/0x80
[ 49.008534] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 49.009517] __vmalloc_noprof+0x59/0x60
[ 49.010232] bpf_prog_alloc_no_stats+0x55/0x470
[ 49.011128] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.012066] bpf_prog_alloc+0x39/0x200
[ 49.012826] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.013772] bpf_prog_create_from_user+0xb2/0x2f0
[ 49.014705] do_seccomp+0x349/0x25e0
[ 49.015391] ? find_held_lock+0x2b/0x80
[ 49.016161] ? do_prlimit+0x310/0x610
[ 49.016909] ? __pfx_do_seccomp+0x10/0x10
[ 49.017704] ? do_raw_spin_unlock+0x53/0x220
[ 49.018556] ? _raw_spin_unlock+0x1e/0x40
[ 49.019293] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 49.020265] ? static_key_count+0x60/0x80
[ 49.021076] prctl_set_seccomp+0x4e/0x70
[ 49.021852] __do_sys_prctl+0xe6c/0x1d70
[ 49.022645] ? __pfx___do_sys_prctl+0x10/0x10
[ 49.023513] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 49.024437] ? irqentry_exit+0xf3/0x650
[ 49.025221] do_syscall_64+0xbf/0x430
[ 49.025959] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 49.026939] RIP: 0033:0x7fea448715cd
[ 49.027644] 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
[ 49.030849] RSP: 002b:00007ffc81bee5d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 49.032210] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fea448715cd
[ 49.033502] RDX: 000055faf1603e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 49.034826] RBP: 00007ffc81bee630 R08: 0000000000000000 R09: 00007ffc81bedcd0
[ 49.036121] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fb2d279ad0
[ 49.037415] R13: 00007ffc81beea60 R14: 000055fb2d27abc0 R15: 000055fb2d28b780
[ 49.038747]
[ 49.039174] irq event stamp: 1761
[ 49.039842] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80
[ 49.041362] hardirqs last disabled at (1780): [] __up_console_sem+0x5d/0x80
[ 49.042738] softirqs last enabled at (1730): [] handle_softirqs+0x50c/0x770
[ 49.043723] softirqs last disabled at (1725): [] __irq_exit_rcu+0xc4/0x100
[ 49.044687] ---[ end trace 0000000000000000 ]---
[ 49.769444] ------------[ cut here ]------------
[ 49.770387] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code!
[ 49.772407] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/256
[ 49.773909] Modules linked in:
[ 49.774565] CPU: 0 UID: 104 PID: 256 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary)
[ 49.776571] Tainted: [W]=WARN
[ 49.777132] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.778692] RIP: 0010:vmalloc_fix_flags+0x91/0xd0
[ 49.779658] 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
[ 49.782892] RSP: 0018:ffff88801a577bc0 EFLAGS: 00010286
[ 49.783907] RAX: 0000000000000000 RBX: ffffed10034aef78 RCX: ffffffff813a4050
[ 49.785224] RDX: ffff888016b58000 RSI: ffffffff813a405e RDI: 0000000000000001
[ 49.786552] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034aef2f
[ 49.787882] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0
[ 49.789179] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a577df8
[ 49.790520] FS: 00007fa6bc39b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000
[ 49.791985] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.793088] CR2: 00007ffd7b186ef8 CR3: 000000001eb57000 CR4: 0000000000350ef0
[ 49.794420] Call Trace:
[ 49.794966]
[ 49.795389] ? __pfx_vmalloc_fix_flags+0x10/0x10
[ 49.796321] ? __create_object+0x59/0x80
[ 49.797131] ? trace_irq_enable.constprop.0+0xc2/0x100
[ 49.798120] __vmalloc_noprof+0x59/0x60
[ 49.798921] bpf_prog_alloc_no_stats+0x55/0x470
[ 49.799801] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.800760] bpf_prog_alloc+0x39/0x200
[ 49.801525] ? __pfx_seccomp_check_filter+0x10/0x10
[ 49.802444] bpf_prog_create_from_user+0xb2/0x2f0
[ 49.803383] do_seccomp+0x349/0x25e0
[ 49.804117] ? find_held_lock+0x2b/0x80
[ 49.804901] ? do_prlimit+0x310/0x610
[ 49.805661] ? __pfx_do_seccomp+0x10/0x10
[ 49.806445] ? do_raw_spin_unlock+0x53/0x220
[ 49.807315] ? _raw_spin_unlock+0x1e/0x40
[ 49.808121] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 49.809099] ? static_key_count+0x60/0x80
[ 49.809934] prctl_set_seccomp+0x4e/0x70
[ 49.810757] __do_sys_prctl+0xe6c/0x1d70
[ 49.811568] ? __pfx___do_sys_prctl+0x10/0x10
[ 49.812406] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0
[ 49.813413] ? irqentry_exit+0xf3/0x650
[ 49.814200] do_syscall_64+0xbf/0x430
[ 49.814979] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 49.815952] RIP: 0033:0x7fa6bc88d5cd
[ 49.816686] 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
[ 49.819925] RSP: 002b:00007ffd7b184be0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d
[ 49.821311] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa6bc88d5cd
[ 49.822638] RDX: 00005566eb0b6e00 RSI: 0000000000000002 RDI: 0000000000000016
[ 49.823956] RBP: 00007ffd7b184c40 R08: 0000000000000000 R09: 00007ffd7b1842e0
[ 49.825250] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556709acaad0
[ 49.826572] R13: 00007ffd7b185070 R14: 0000556709acbbc0 R15: 0000556709adc780
[ 49.827891]
[ 49.828325] irq event stamp: 1747
[ 49.829004] hardirqs last enabled at (1757): [] __up_console_sem+0x78/0x80
[ 49.830559] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80
[ 49.832099] softirqs last enabled at (1282): [] handle_softirqs+0x50c/0x770
[ 49.833666] softirqs last disabled at (1267): [] __irq_exit_rcu+0xc4/0x100
[ 49.835143] ---[ end trace 0000000000000000 ]---
Warning: Permanently added '[localhost]:47526' (ECDSA) to the list of known hosts.
2025/11/18 10:00:00 fuzzer started
2025/11/18 10:00:00 dialing manager at localhost:34383
2025/11/18 10:00:00 checking machine...
2025/11/18 10:00:00 checking revisions...
[ 50.742389] kmemleak: Automatic memory scanning thread ended
2025/11/18 10:00:00 testing simple program...
[ 50.835894] cgroup: Unknown subsys name 'net'
[ 50.900115] cgroup: Unknown subsys name 'cpuset'
[ 50.915504] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
VM DIAGNOSIS:
09:59:59 Registers:
info registers vcpu 0
RAX=0000000000000000 RBX=ffff88800f21d340 RCX=ffff88801503f324 RDX=0000000000000000
RSI=ffffffff85e1ffe0 RDI=ffff88800f21d73c RBP=ffff88800f21d340 RSP=ffff88801503f330
R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001
R12=ffff88800f21d340 R13=0000000000000000 R14=ffff88800f21d340 R15=ffff8880098bfa00
RIP=ffffffff815d2c25 RFL=00000246 [---Z-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 00007fea4437f900 00000000 00000000
GS =0000 ffff8880e538f000 00000000 00000000
LDT=0000 fffffe5e00000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007ffc81be8000 CR3=000000000ce21000 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
info registers vcpu 1
RAX=dffffc0000000000 RBX=ffff888016ac7cb8 RCX=ffff88806cf089c4 RDX=0000000000000000
RSI=ffffffff85e1ffe0 RDI=ffff8880170e573c RBP=ffff8880170e5340 RSP=ffff88806cf089d0
R8 =0000000000000001 R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=000000000009a540
R12=ffff88806cf08a01 R13=ffff88806cf08ab8 R14=ffff888016ac7c88 R15=ffff88806cf08a70
RIP=ffffffff815d2b50 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 00007fc9a44e8700 00000000 00000000
GS =0000 ffff8880e548f000 00000000 00000000
LDT=0000 fffffe2f00000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007fffa8e3de18 CR3=00000000141fd000 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=6d6f72662064657463656e6e6f637369
XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3734325b646873732039353a3935
XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343236
XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000
XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000