[ 38.956907] ------------[ cut here ]------------ [ 38.957925] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.960208] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 38.961842] Modules linked in: [ 38.962503] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.965015] Tainted: [W]=WARN [ 38.965644] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.967368] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.968393] 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 [ 38.971981] RSP: 0018:ffff888013fefbc0 EFLAGS: 00010286 [ 38.973081] RAX: 0000000000000000 RBX: ffffed10027fdf78 RCX: ffffffff813a4050 [ 38.974543] RDX: ffff888013ec1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.975996] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027fdf2f [ 38.977443] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.978902] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013fefdf8 [ 38.980354] FS: 00007feeee1f5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.982003] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.983212] CR2: 00007feeee6e7580 CR3: 000000000bf16000 CR4: 0000000000350ef0 [ 38.984680] Call Trace: [ 38.985254] [ 38.985728] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.986762] ? __create_object+0x59/0x80 [ 38.987638] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.988744] __vmalloc_noprof+0x59/0x60 [ 38.989613] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.990622] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.991693] bpf_prog_alloc+0x39/0x200 [ 38.992538] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.993602] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.994653] do_seccomp+0x349/0x25e0 [ 38.995481] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.996520] ? __pfx_do_seccomp+0x10/0x10 [ 38.997429] ? find_held_lock+0x2b/0x80 [ 38.998319] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.999429] ? static_key_count+0x60/0x80 [ 39.000351] prctl_set_seccomp+0x4e/0x70 [ 39.001244] __do_sys_prctl+0xe6c/0x1d70 [ 39.002157] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.003145] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.004261] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.005390] ? irqentry_exit+0xf3/0x650 [ 39.006281] do_syscall_64+0xbf/0x430 [ 39.007140] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.008257] RIP: 0033:0x7feeee6e75cd [ 39.009076] 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 [ 39.012524] RSP: 002b:00007ffde7ef7bb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.013917] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007feeee6e75cd [ 39.015216] RDX: 000055fc262c6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.016512] RBP: 00007ffde7ef7c10 R08: 0000000000000000 R09: 00007ffde7ef72b0 [ 39.017853] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fc35df5ad0 [ 39.019066] R13: 00007ffde7ef8040 R14: 000055fc35df6bc0 R15: 000055fc35e07780 [ 39.020182] [ 39.020552] irq event stamp: 1791 [ 39.021106] hardirqs last enabled at (1801): [] __up_console_sem+0x78/0x80 [ 39.022430] hardirqs last disabled at (1810): [] __up_console_sem+0x5d/0x80 [ 39.023770] softirqs last enabled at (1760): [] handle_softirqs+0x50c/0x770 [ 39.025128] softirqs last disabled at (1755): [] __irq_exit_rcu+0xc4/0x100 [ 39.026467] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.479159] ------------[ cut here ]------------ [ 42.480227] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.482561] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.483998] Modules linked in: [ 42.484586] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.486564] Tainted: [W]=WARN [ 42.487157] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.488787] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.489689] 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 [ 42.492917] RSP: 0018:ffff88801ac17bc0 EFLAGS: 00010286 [ 42.493903] RAX: 0000000000000000 RBX: ffffed1003582f78 RCX: ffffffff813a4050 [ 42.495217] RDX: ffff888013ec5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.496512] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003582f2f [ 42.497967] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.499260] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ac17df8 [ 42.500550] FS: 00007f29acc46900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.501988] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.503032] CR2: 00007f29ad138580 CR3: 0000000013b6d000 CR4: 0000000000350ef0 [ 42.504300] Call Trace: [ 42.504758] [ 42.505195] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.506094] ? __create_object+0x59/0x80 [ 42.507073] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.508035] __vmalloc_noprof+0x59/0x60 [ 42.508741] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.509607] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.510479] bpf_prog_alloc+0x39/0x200 [ 42.511093] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.511854] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.512571] do_seccomp+0x349/0x25e0 [ 42.513170] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.513941] ? __pfx_do_seccomp+0x10/0x10 [ 42.514572] ? find_held_lock+0x2b/0x80 [ 42.515199] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.516161] ? static_key_count+0x60/0x80 [ 42.516978] prctl_set_seccomp+0x4e/0x70 [ 42.517592] __do_sys_prctl+0xe6c/0x1d70 [ 42.518247] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.519184] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.519978] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.520756] ? irqentry_exit+0xf3/0x650 [ 42.521401] do_syscall_64+0xbf/0x430 [ 42.522026] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.522786] RIP: 0033:0x7f29ad1385cd [ 42.523362] 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 [ 42.526020] RSP: 002b:00007fff2ea8c260 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.527147] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f29ad1385cd [ 42.528218] RDX: 00005618f04c5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.529295] RBP: 00007fff2ea8c2c0 R08: 0000000000000000 R09: 00007fff2ea8b960 [ 42.530594] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561916688bf0 [ 42.531801] R13: 00007fff2ea8c6f0 R14: 0000561916692380 R15: 000056191669d460 [ 42.532910] [ 42.533265] irq event stamp: 1791 [ 42.533772] hardirqs last enabled at (1799): [] __up_console_sem+0x78/0x80 [ 42.535059] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 42.536323] softirqs last enabled at (1672): [] handle_softirqs+0x50c/0x770 [ 42.537611] softirqs last disabled at (1665): [] __irq_exit_rcu+0xc4/0x100 [ 42.538898] ---[ end trace 0000000000000000 ]--- [ 43.371530] ------------[ cut here ]------------ [ 43.372460] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.374575] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.376037] Modules linked in: [ 43.376640] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.378678] Tainted: [W]=WARN [ 43.379274] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.380780] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.381715] 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 [ 43.384917] RSP: 0018:ffff8880169f7bc0 EFLAGS: 00010286 [ 43.385935] RAX: 0000000000000000 RBX: ffffed1002d3ef78 RCX: ffffffff813a4050 [ 43.387231] RDX: ffff88801af4b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.388539] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d3ef2f [ 43.389840] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.391150] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880169f7df8 [ 43.392452] FS: 00007f8adf00f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.393918] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.395002] CR2: 00007ffcfba35ef7 CR3: 000000001b686000 CR4: 0000000000350ef0 [ 43.396317] Call Trace: [ 43.396781] [ 43.397247] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.398174] ? __create_object+0x59/0x80 [ 43.398964] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.399952] __vmalloc_noprof+0x59/0x60 [ 43.400687] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.401575] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.402533] bpf_prog_alloc+0x39/0x200 [ 43.403276] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.404209] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.405121] do_seccomp+0x349/0x25e0 [ 43.405799] ? find_held_lock+0x2b/0x80 [ 43.406590] ? do_prlimit+0x310/0x610 [ 43.407345] ? __pfx_do_seccomp+0x10/0x10 [ 43.408135] ? do_raw_spin_unlock+0x53/0x220 [ 43.408980] ? _raw_spin_unlock+0x1e/0x40 [ 43.409722] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.410711] ? static_key_count+0x60/0x80 [ 43.411531] prctl_set_seccomp+0x4e/0x70 [ 43.412312] __do_sys_prctl+0xe6c/0x1d70 [ 43.413113] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.413997] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.414985] ? irqentry_exit+0xf3/0x650 [ 43.415714] do_syscall_64+0xbf/0x430 [ 43.416471] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.417447] RIP: 0033:0x7f8adf5015cd [ 43.418177] 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 [ 43.421381] RSP: 002b:00007ffcfba340d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.422790] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8adf5015cd [ 43.424124] RDX: 000055c09e463e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.425425] RBP: 00007ffcfba34130 R08: 0000000000000000 R09: 00007ffcfba337d0 [ 43.426750] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c09e630ad0 [ 43.428061] R13: 00007ffcfba34560 R14: 000055c09e631bc0 R15: 000055c09e642780 [ 43.429391] [ 43.429889] irq event stamp: 1713 [ 43.430508] hardirqs last enabled at (1721): [] __up_console_sem+0x78/0x80 [ 43.432051] hardirqs last disabled at (1730): [] __up_console_sem+0x5d/0x80 [ 43.433590] softirqs last enabled at (1700): [] handle_softirqs+0x50c/0x770 [ 43.435147] softirqs last disabled at (1695): [] __irq_exit_rcu+0xc4/0x100 [ 43.436678] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:18393' (ECDSA) to the list of known hosts. 2025/11/17 16:42:00 fuzzer started 2025/11/17 16:42:01 dialing manager at localhost:37895 2025/11/17 16:42:01 checking machine... 2025/11/17 16:42:01 checking revisions... [ 44.313540] kmemleak: Automatic memory scanning thread ended 2025/11/17 16:42:01 testing simple program... [ 44.419263] cgroup: Unknown subsys name 'net' [ 44.495948] cgroup: Unknown subsys name 'cpuset' [ 44.516450] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 16:42:00 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88806ce08dd0 RCX=ffff88806ce089d4 RDX=0000000000000002 RSI=ffffffff85e1ffe0 RDI=ffff88800e64c228 RBP=ffff88806ce01000 RSP=ffff88806ce08a08 R8 =ffffffff86ab82c2 R9 =ffff88806ce08ac0 R10=000000000003c9ed R11=00000000000255cb R12=ffff88806ce08a01 R13=ffff88806ce08ac8 R14=ffff88806ce08dd0 R15=ffff88806ce08a80 RIP=ffffffff8152902d RFL=00000292 [--S-A--] 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 00007f29acc46900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f29ad1fd618 CR3=0000000013c00000 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=563412feff00545000000000000080fe XMM01=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000022127 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=00000206 [-----P-] 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 fffffe3a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1044c4c6f8 CR3=000000001b533000 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=32343a363120373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383439 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000