[ 39.206335] ------------[ cut here ]------------ [ 39.207261] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.209766] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.211220] Modules linked in: [ 39.211855] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.215240] Tainted: [W]=WARN [ 39.215935] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.217412] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.218331] 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 [ 39.221519] RSP: 0018:ffff88801b86fbc0 EFLAGS: 00010286 [ 39.222508] RAX: 0000000000000000 RBX: ffffed100370df78 RCX: ffffffff813a4050 [ 39.223814] RDX: ffff8880163d3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.225093] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100370df2f [ 39.226369] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.227667] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b86fdf8 [ 39.228974] FS: 00007f45ea908900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.230411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.231469] CR2: 00007ffd26c06ef7 CR3: 0000000009d86000 CR4: 0000000000350ef0 [ 39.232758] Call Trace: [ 39.233271] [ 39.233699] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.234600] ? __create_object+0x59/0x80 [ 39.235385] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.236354] __vmalloc_noprof+0x59/0x60 [ 39.237118] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.238008] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.238950] bpf_prog_alloc+0x39/0x200 [ 39.239639] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.240571] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.241494] do_seccomp+0x349/0x25e0 [ 39.242209] ? find_held_lock+0x2b/0x80 [ 39.242968] ? do_prlimit+0x310/0x610 [ 39.243686] ? __pfx_do_seccomp+0x10/0x10 [ 39.244479] ? do_raw_spin_unlock+0x53/0x220 [ 39.245297] ? _raw_spin_unlock+0x1e/0x40 [ 39.246065] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.247030] ? static_key_count+0x60/0x80 [ 39.247847] prctl_set_seccomp+0x4e/0x70 [ 39.248579] __do_sys_prctl+0xe6c/0x1d70 [ 39.249359] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.250218] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.251191] ? irqentry_exit+0xf3/0x650 [ 39.251958] do_syscall_64+0xbf/0x430 [ 39.252657] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.253608] RIP: 0033:0x7f45eadfa5cd [ 39.254309] 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 [ 39.257267] RSP: 002b:00007ffd26c05e30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.258396] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f45eadfa5cd [ 39.259452] RDX: 000055e824c17e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.260511] RBP: 00007ffd26c05e90 R08: 0000000000000000 R09: 00007ffd26c05530 [ 39.261563] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e854330ad0 [ 39.262619] R13: 00007ffd26c062c0 R14: 000055e854331bc0 R15: 000055e854342780 [ 39.263688] [ 39.264086] irq event stamp: 2083 [ 39.264590] hardirqs last enabled at (2091): [] __up_console_sem+0x78/0x80 [ 39.265836] hardirqs last disabled at (2100): [] __up_console_sem+0x5d/0x80 [ 39.267087] softirqs last enabled at (1704): [] handle_softirqs+0x50c/0x770 [ 39.268373] softirqs last disabled at (1693): [] __irq_exit_rcu+0xc4/0x100 [ 39.269616] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.527166] ------------[ cut here ]------------ [ 42.528143] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.530168] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.531613] Modules linked in: [ 42.532277] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.534278] Tainted: [W]=WARN [ 42.534887] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.536395] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.537305] 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 [ 42.540491] RSP: 0018:ffff8880170afbc0 EFLAGS: 00010286 [ 42.541463] RAX: 0000000000000000 RBX: ffffed1002e15f78 RCX: ffffffff813a4050 [ 42.542739] RDX: ffff888015f83780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.544021] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e15f2f [ 42.545307] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.546570] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880170afdf8 [ 42.547858] FS: 00007fe37a3c3900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.549327] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.550393] CR2: 00007fe37a8b5580 CR3: 0000000020de4000 CR4: 0000000000350ef0 [ 42.551689] Call Trace: [ 42.552205] [ 42.552628] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.553518] ? __create_object+0x59/0x80 [ 42.554310] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.555278] __vmalloc_noprof+0x59/0x60 [ 42.556038] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.556917] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.557845] bpf_prog_alloc+0x39/0x200 [ 42.558534] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.559463] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.560371] do_seccomp+0x349/0x25e0 [ 42.561101] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.561996] ? __pfx_do_seccomp+0x10/0x10 [ 42.562749] ? find_held_lock+0x2b/0x80 [ 42.563504] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.564476] ? static_key_count+0x60/0x80 [ 42.565283] prctl_set_seccomp+0x4e/0x70 [ 42.566045] __do_sys_prctl+0xe6c/0x1d70 [ 42.566781] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.567641] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.568620] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.569586] ? irqentry_exit+0xf3/0x650 [ 42.570344] do_syscall_64+0xbf/0x430 [ 42.571087] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.572045] RIP: 0033:0x7fe37a8b55cd [ 42.572701] 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 [ 42.575862] RSP: 002b:00007ffe78c68a30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.577214] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe37a8b55cd [ 42.578514] RDX: 0000555d3ed57e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.579834] RBP: 00007ffe78c68a90 R08: 0000000000000000 R09: 00007ffe78c68130 [ 42.581113] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555d753abad0 [ 42.582382] R13: 00007ffe78c68ec0 R14: 0000555d753acbc0 R15: 0000555d753bd780 [ 42.583697] [ 42.584188] irq event stamp: 1743 [ 42.584835] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 42.586361] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 42.587891] softirqs last enabled at (1634): [] handle_softirqs+0x50c/0x770 [ 42.589421] softirqs last disabled at (1629): [] __irq_exit_rcu+0xc4/0x100 [ 42.590926] ---[ end trace 0000000000000000 ]--- [ 43.410052] ------------[ cut here ]------------ [ 43.410996] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.412971] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.415619] Modules linked in: [ 43.416277] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.418227] Tainted: [W]=WARN [ 43.418781] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.420280] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.421188] 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 [ 43.424330] RSP: 0018:ffff88801995fbc0 EFLAGS: 00010286 [ 43.425294] RAX: 0000000000000000 RBX: ffffed100332bf78 RCX: ffffffff813a4050 [ 43.426567] RDX: ffff8880175d9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.427848] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100332bf2f [ 43.429114] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.430383] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801995fdf8 [ 43.431657] FS: 00007f4b0bb27900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.433095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.434147] CR2: 00007ffcf28f9ef7 CR3: 000000000bcea000 CR4: 0000000000350ef0 [ 43.435426] Call Trace: [ 43.435942] [ 43.436349] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.437316] ? __create_object+0x59/0x80 [ 43.438105] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.439304] __vmalloc_noprof+0x59/0x60 [ 43.440111] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.440969] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.441935] bpf_prog_alloc+0x39/0x200 [ 43.442628] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.443546] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.444461] do_seccomp+0x349/0x25e0 [ 43.445177] ? find_held_lock+0x2b/0x80 [ 43.445924] ? do_prlimit+0x310/0x610 [ 43.446612] ? __pfx_do_seccomp+0x10/0x10 [ 43.447383] ? do_raw_spin_unlock+0x53/0x220 [ 43.448213] ? _raw_spin_unlock+0x1e/0x40 [ 43.448983] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.449936] ? static_key_count+0x60/0x80 [ 43.450692] prctl_set_seccomp+0x4e/0x70 [ 43.451454] __do_sys_prctl+0xe6c/0x1d70 [ 43.452235] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.453087] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.454059] ? irqentry_exit+0xf3/0x650 [ 43.454765] do_syscall_64+0xbf/0x430 [ 43.455498] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.456441] RIP: 0033:0x7f4b0c0195cd [ 43.457148] 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 [ 43.460351] RSP: 002b:00007ffcf28f7c20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.461723] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4b0c0195cd [ 43.463007] RDX: 000055d57d4a5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.464300] RBP: 00007ffcf28f7c80 R08: 0000000000000000 R09: 00007ffcf28f7320 [ 43.465602] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d582b8e2b0 [ 43.466891] R13: 00007ffcf28f80b0 R14: 000055d582b90d20 R15: 000055d582ba28d0 [ 43.468218] [ 43.468648] irq event stamp: 2057 [ 43.469304] hardirqs last enabled at (2067): [] __up_console_sem+0x78/0x80 [ 43.470838] hardirqs last disabled at (2076): [] __up_console_sem+0x5d/0x80 [ 43.472383] softirqs last enabled at (2006): [] handle_softirqs+0x50c/0x770 [ 43.473928] softirqs last disabled at (2001): [] __irq_exit_rcu+0xc4/0x100 [ 43.475465] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:55311' (ECDSA) to the list of known hosts. 2025/11/18 10:12:12 fuzzer started 2025/11/18 10:12:13 dialing manager at localhost:34383 2025/11/18 10:12:13 checking machine... 2025/11/18 10:12:13 checking revisions... [ 44.374462] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:12:13 testing simple program... [ 44.466068] cgroup: Unknown subsys name 'net' [ 44.523741] cgroup: Unknown subsys name 'cpuset' [ 44.538644] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 10:12:12 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000001 RCX=ffffffff869da196 RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=ffffffff85e1ffe0 RBP=ffff888009627898 RSP=ffff8880096277b0 R8 =ffffffff869da142 R9 =0000000000000000 R10=000000000003c9ed R11=000000000000054b R12=0000000000000000 R13=ffff888009627888 R14=ffff888009627881 R15=ffff888009627840 RIP=ffffffff81528eca RFL=00000202 [-------] 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 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc724e64000 CR3=000000000bf7e000 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=2032313a32313a303120383120766f4e XMM01=657463656e6e6f63736944203a5d3034 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3034325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732031313a32313a3031203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000005 RBX=ffff888015f82640 RCX=ffff88801b86f23c RDX=0000000000000002 RSI=ffffffff85e1ffe0 RDI=ffff888015f82640 RBP=ffffffff85e1ffe0 RSP=ffff88801b86f1e8 R8 =0000000000000001 R9 =ffff88801b86f328 R10=000000000003c9ed R11=000000000009a540 R12=ffff888015f82640 R13=ffff88801b86f23c R14=0000000000000002 R15=0000000000000002 RIP=ffffffff84c71f8a RFL=00000046 [---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 00007fe37a3c3900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe78c62000 CR3=0000000020e47000 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