[ 39.462384] ------------[ cut here ]------------ [ 39.463312] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.465261] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 39.466707] Modules linked in: [ 39.467337] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.469307] Tainted: [W]=WARN [ 39.469855] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.471288] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.472238] 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 [ 39.475342] RSP: 0018:ffff888016f5fbc0 EFLAGS: 00010286 [ 39.476323] RAX: 0000000000000000 RBX: ffffed1002debf78 RCX: ffffffff813a4050 [ 39.477582] RDX: ffff88800efa8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.478839] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002debf2f [ 39.480102] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.481357] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f5fdf8 [ 39.482624] FS: 00007f416c21d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.484064] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.485093] CR2: 00007ffe74052ef7 CR3: 000000000e399000 CR4: 0000000000350ef0 [ 39.486354] Call Trace: [ 39.486812] [ 39.487252] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.488156] ? __create_object+0x59/0x80 [ 39.488878] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.489835] __vmalloc_noprof+0x59/0x60 [ 39.490572] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.491446] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.492380] bpf_prog_alloc+0x39/0x200 [ 39.493110] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.493968] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.494858] do_seccomp+0x349/0x25e0 [ 39.495562] ? find_held_lock+0x2b/0x80 [ 39.496320] ? do_prlimit+0x310/0x610 [ 39.497005] ? __pfx_do_seccomp+0x10/0x10 [ 39.497785] ? do_raw_spin_unlock+0x53/0x220 [ 39.498613] ? _raw_spin_unlock+0x1e/0x40 [ 39.499368] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.500322] ? static_key_count+0x60/0x80 [ 39.501127] prctl_set_seccomp+0x4e/0x70 [ 39.501846] __do_sys_prctl+0xe6c/0x1d70 [ 39.502612] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.503452] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.504419] ? irqentry_exit+0xf3/0x650 [ 39.505174] do_syscall_64+0xbf/0x430 [ 39.505859] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.506786] RIP: 0033:0x7f416c70f5cd [ 39.507470] 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 [ 39.510581] RSP: 002b:00007ffe74051490 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.511931] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f416c70f5cd [ 39.513204] RDX: 0000557403dcae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.514465] RBP: 00007ffe740514f0 R08: 0000000000000000 R09: 00007ffe74050b90 [ 39.515743] R10: 0000000000000000 R11: 0000000000000246 R12: 000055743c4c3ad0 [ 39.516998] R13: 00007ffe74051920 R14: 000055743c4c4bc0 R15: 000055743c4d5780 [ 39.518290] [ 39.518704] irq event stamp: 1739 [ 39.519339] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 39.520855] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 39.522350] softirqs last enabled at (1688): [] handle_softirqs+0x50c/0x770 [ 39.523873] softirqs last disabled at (1683): [] __irq_exit_rcu+0xc4/0x100 [ 39.525359] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.324879] ------------[ cut here ]------------ [ 42.325688] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.327373] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.328607] Modules linked in: [ 42.329155] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.330822] Tainted: [W]=WARN [ 42.331335] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.332594] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.333367] 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 [ 42.336059] RSP: 0018:ffff888013ecfbc0 EFLAGS: 00010286 [ 42.336838] RAX: 0000000000000000 RBX: ffffed10027d9f78 RCX: ffffffff813a4050 [ 42.337924] RDX: ffff88801822d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.339008] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027d9f2f [ 42.340093] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.341160] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013ecfdf8 [ 42.342254] FS: 00007f995995e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.343473] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.344386] CR2: 00007ffedea08ef7 CR3: 000000001f6a7000 CR4: 0000000000350ef0 [ 42.345464] Call Trace: [ 42.345855] [ 42.346235] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.346941] ? __create_object+0x59/0x80 [ 42.347593] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.348412] __vmalloc_noprof+0x59/0x60 [ 42.349007] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.349739] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.350508] bpf_prog_alloc+0x39/0x200 [ 42.351126] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.351870] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.352673] do_seccomp+0x349/0x25e0 [ 42.353277] ? find_held_lock+0x2b/0x80 [ 42.353872] ? do_prlimit+0x310/0x610 [ 42.354486] ? __pfx_do_seccomp+0x10/0x10 [ 42.355125] ? do_raw_spin_unlock+0x53/0x220 [ 42.355790] ? _raw_spin_unlock+0x1e/0x40 [ 42.356438] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.357229] ? static_key_count+0x60/0x80 [ 42.357857] prctl_set_seccomp+0x4e/0x70 [ 42.358500] __do_sys_prctl+0xe6c/0x1d70 [ 42.359160] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.359840] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.360645] ? irqentry_exit+0xf3/0x650 [ 42.361277] do_syscall_64+0xbf/0x430 [ 42.361860] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.362648] RIP: 0033:0x7f9959e505cd [ 42.363245] 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 [ 42.365889] RSP: 002b:00007ffedea069a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.367029] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9959e505cd [ 42.368134] RDX: 000055eec96cee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.369191] RBP: 00007ffedea06a00 R08: 0000000000000000 R09: 00007ffedea060a0 [ 42.370275] R10: 0000000000000000 R11: 0000000000000246 R12: 000055eeca389ad0 [ 42.371342] R13: 00007ffedea06e30 R14: 000055eeca38abc0 R15: 000055eeca39b780 [ 42.372449] [ 42.372805] irq event stamp: 1761 [ 42.373343] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80 [ 42.374623] hardirqs last disabled at (1780): [] __up_console_sem+0x5d/0x80 [ 42.375907] softirqs last enabled at (1522): [] handle_softirqs+0x50c/0x770 [ 42.377232] softirqs last disabled at (1799): [] __irq_exit_rcu+0xc4/0x100 [ 42.378667] ---[ end trace 0000000000000000 ]--- [ 43.019730] ------------[ cut here ]------------ [ 43.020639] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.022623] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.024101] Modules linked in: [ 43.024700] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.026911] Tainted: [W]=WARN [ 43.027588] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.029104] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.029982] 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 [ 43.033200] RSP: 0018:ffff888016c3fbc0 EFLAGS: 00010286 [ 43.034188] RAX: 0000000000000000 RBX: ffffed1002d87f78 RCX: ffffffff813a4050 [ 43.035483] RDX: ffff8880162c8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.036786] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d87f2f [ 43.038084] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.039376] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c3fdf8 [ 43.040683] FS: 00007feaa601e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.042138] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.043208] CR2: 00007fff6c84def7 CR3: 00000000179de000 CR4: 0000000000350ef0 [ 43.044517] Call Trace: [ 43.044987] [ 43.045444] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.046352] ? __create_object+0x59/0x80 [ 43.047141] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.048146] __vmalloc_noprof+0x59/0x60 [ 43.048868] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.049751] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.050693] bpf_prog_alloc+0x39/0x200 [ 43.051439] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.052366] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.053257] do_seccomp+0x349/0x25e0 [ 43.053931] ? find_held_lock+0x2b/0x80 [ 43.054687] ? do_prlimit+0x310/0x610 [ 43.055436] ? __pfx_do_seccomp+0x10/0x10 [ 43.056246] ? do_raw_spin_unlock+0x53/0x220 [ 43.057130] ? _raw_spin_unlock+0x1e/0x40 [ 43.057859] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.058819] ? static_key_count+0x60/0x80 [ 43.059640] prctl_set_seccomp+0x4e/0x70 [ 43.060459] __do_sys_prctl+0xe6c/0x1d70 [ 43.061241] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.062103] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.063011] ? irqentry_exit+0xf3/0x650 [ 43.063788] do_syscall_64+0xbf/0x430 [ 43.064523] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.065467] RIP: 0033:0x7feaa65105cd [ 43.066172] 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 [ 43.069324] RSP: 002b:00007fff6c84b640 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.070468] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007feaa65105cd [ 43.071532] RDX: 00005578cddc2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.072634] RBP: 00007fff6c84b6a0 R08: 0000000000000000 R09: 00007fff6c84ad40 [ 43.073714] R10: 0000000000000000 R11: 0000000000000246 R12: 00005579087b6b10 [ 43.074783] R13: 00007fff6c84bad0 R14: 00005579087b72b0 R15: 00005579087cb6f0 [ 43.075885] [ 43.076272] irq event stamp: 1815 [ 43.076779] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 43.078062] hardirqs last disabled at (1834): [] sysvec_apic_timer_interrupt+0xf/0x80 [ 43.079463] softirqs last enabled at (1646): [] handle_softirqs+0x50c/0x770 [ 43.080761] softirqs last disabled at (1641): [] __irq_exit_rcu+0xc4/0x100 [ 43.082012] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:61175' (ECDSA) to the list of known hosts. 2025/11/18 17:27:39 fuzzer started 2025/11/18 17:27:40 dialing manager at localhost:34383 2025/11/18 17:27:40 checking machine... 2025/11/18 17:27:40 checking revisions... [ 43.963283] kmemleak: Automatic memory scanning thread ended 2025/11/18 17:27:40 testing simple program... [ 44.054396] cgroup: Unknown subsys name 'net' [ 44.119793] cgroup: Unknown subsys name 'cpuset' [ 44.133235] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 17:27:39 Registers: info registers vcpu 0 RAX=0000000000041025 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9e37afa008 CR3=000000000d732000 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=cd8e2e5ecd7835ae154a091aceca481b XMM02=ec2efd57dc4c00df0000000000305560 XMM03=e37ac1d5afc9bf170000000000305630 XMM04=7689e35f1c339aa400000000000ae988 XMM05=ed827ab52cbd835a00000000003229a8 XMM06=5b75c91c804453420000000000321a48 XMM07=e042d86d42eb936e0000000000312600 XMM08=e37ac1d5afc9bf170000000000305630 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff888017621bc0 RCX=0000000000000002 RDX=0000000088596101 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888016c9fb38 R8 =0000000000000000 R9 =ffffffff87ce3608 R10=0000000000000001 R11=0000000000000000 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000002 RIP=ffffffff81526fb4 RFL=00000082 [--S----] 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f995995e900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f995a4d031c CR3=000000001f64d000 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=6720646572637465733a4d41503d706f 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