[ 45.506572] ------------[ cut here ]------------ [ 45.507448] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.509582] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/237 [ 45.511043] Modules linked in: [ 45.513091] CPU: 0 UID: 104 PID: 237 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.515173] Tainted: [W]=WARN [ 45.515774] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.517246] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.518171] 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 [ 45.521327] RSP: 0018:ffff88801be8fbc0 EFLAGS: 00010286 [ 45.522281] RAX: 0000000000000000 RBX: ffffed10037d1f78 RCX: ffffffff813a4050 [ 45.523591] RDX: ffff888015d28000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.524891] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10037d1f2f [ 45.526174] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.527489] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801be8fdf8 [ 45.528766] FS: 00007fc768faa900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.530201] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.531275] CR2: 00007fff154bcef7 CR3: 000000000e00f000 CR4: 0000000000350ef0 [ 45.532557] Call Trace: [ 45.533015] [ 45.533417] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.534302] ? __create_object+0x59/0x80 [ 45.535091] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.536075] __vmalloc_noprof+0x59/0x60 [ 45.536834] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.537709] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.538656] bpf_prog_alloc+0x39/0x200 [ 45.539340] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.540265] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.541172] do_seccomp+0x349/0x25e0 [ 45.541891] ? find_held_lock+0x2b/0x80 [ 45.542660] ? do_prlimit+0x310/0x610 [ 45.543357] ? __pfx_do_seccomp+0x10/0x10 [ 45.544139] ? do_raw_spin_unlock+0x53/0x220 [ 45.544979] ? _raw_spin_unlock+0x1e/0x40 [ 45.545765] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.546735] ? static_key_count+0x60/0x80 [ 45.547545] prctl_set_seccomp+0x4e/0x70 [ 45.548269] __do_sys_prctl+0xe6c/0x1d70 [ 45.549056] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.549913] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.550887] ? irqentry_exit+0xf3/0x650 [ 45.551654] do_syscall_64+0xbf/0x430 [ 45.552346] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.553301] RIP: 0033:0x7fc76949c5cd [ 45.553999] 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 [ 45.557130] RSP: 002b:00007fff154baae0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.558487] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc76949c5cd [ 45.559767] RDX: 000055d26ca93e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.561037] RBP: 00007fff154bab40 R08: 0000000000000000 R09: 00007fff154ba1e0 [ 45.562299] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d284b64ad0 [ 45.563583] R13: 00007fff154baf70 R14: 000055d284b65bc0 R15: 000055d284b76780 [ 45.564873] [ 45.565289] irq event stamp: 2149 [ 45.565946] hardirqs last enabled at (2159): [] __up_console_sem+0x78/0x80 [ 45.567458] hardirqs last disabled at (2168): [] __up_console_sem+0x5d/0x80 [ 45.568997] softirqs last enabled at (2002): [] handle_softirqs+0x50c/0x770 [ 45.570520] softirqs last disabled at (1997): [] __irq_exit_rcu+0xc4/0x100 [ 45.571951] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.896245] ------------[ cut here ]------------ [ 48.897166] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.899210] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/245 [ 48.900666] Modules linked in: [ 48.901245] CPU: 1 UID: 104 PID: 245 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.903223] Tainted: [W]=WARN [ 48.903823] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.905270] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.906174] 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 [ 48.909296] RSP: 0018:ffff88800a947bc0 EFLAGS: 00010286 [ 48.910261] RAX: 0000000000000000 RBX: ffffed1001528f78 RCX: ffffffff813a4050 [ 48.911534] RDX: ffff888015dfd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.912792] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001528f2f [ 48.914052] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.915328] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a947df8 [ 48.916610] FS: 00007f3594440900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.918024] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.919087] CR2: 00007ffce1c02ef7 CR3: 000000000e2f5000 CR4: 0000000000350ef0 [ 48.920362] Call Trace: [ 48.920867] [ 48.921277] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.922167] ? __create_object+0x59/0x80 [ 48.922958] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.923918] __vmalloc_noprof+0x59/0x60 [ 48.924668] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.925541] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.926412] bpf_prog_alloc+0x39/0x200 [ 48.927150] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.928075] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.928981] do_seccomp+0x349/0x25e0 [ 48.929686] ? find_held_lock+0x2b/0x80 [ 48.930396] ? do_prlimit+0x310/0x610 [ 48.931166] ? __pfx_do_seccomp+0x10/0x10 [ 48.931945] ? do_raw_spin_unlock+0x53/0x220 [ 48.932777] ? _raw_spin_unlock+0x1e/0x40 [ 48.933572] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.934536] ? static_key_count+0x60/0x80 [ 48.935311] prctl_set_seccomp+0x4e/0x70 [ 48.936075] __do_sys_prctl+0xe6c/0x1d70 [ 48.936859] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.937716] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.938706] ? irqentry_exit+0xf3/0x650 [ 48.939422] do_syscall_64+0xbf/0x430 [ 48.940160] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.941110] RIP: 0033:0x7f35949325cd [ 48.941817] 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 [ 48.944959] RSP: 002b:00007ffce1c01330 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.946304] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f35949325cd [ 48.947603] RDX: 000055e9e84c2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.948904] RBP: 00007ffce1c01390 R08: 0000000000000000 R09: 00007ffce1c00a30 [ 48.950176] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e9ec215ad0 [ 48.951465] R13: 00007ffce1c017c0 R14: 000055e9ec216bc0 R15: 000055e9ec227780 [ 48.952785] [ 48.953206] irq event stamp: 1753 [ 48.953848] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 48.955370] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 48.956877] softirqs last enabled at (1700): [] handle_softirqs+0x50c/0x770 [ 48.958416] softirqs last disabled at (1695): [] __irq_exit_rcu+0xc4/0x100 [ 48.959942] ---[ end trace 0000000000000000 ]--- [ 49.765165] ------------[ cut here ]------------ [ 49.766123] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.768170] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/252 [ 49.769661] Modules linked in: [ 49.770245] CPU: 1 UID: 104 PID: 252 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.772227] Tainted: [W]=WARN [ 49.772821] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.774282] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.775220] 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 [ 49.778343] RSP: 0018:ffff88800cddfbc0 EFLAGS: 00010286 [ 49.779319] RAX: 0000000000000000 RBX: ffffed10019bbf78 RCX: ffffffff813a4050 [ 49.780583] RDX: ffff8880173db780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.781853] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10019bbf2f [ 49.783124] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.784394] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800cddfdf8 [ 49.785659] FS: 00007f5e659ce900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.787089] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.788146] CR2: 00007ffcf5654ef7 CR3: 000000000ddd5000 CR4: 0000000000350ef0 [ 49.789462] Call Trace: [ 49.789945] [ 49.790340] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.791227] ? __create_object+0x59/0x80 [ 49.791991] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.792934] __vmalloc_noprof+0x59/0x60 [ 49.793685] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.794543] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.795427] bpf_prog_alloc+0x39/0x200 [ 49.796148] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.797071] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.797963] do_seccomp+0x349/0x25e0 [ 49.798679] ? find_held_lock+0x2b/0x80 [ 49.799383] ? do_prlimit+0x310/0x610 [ 49.800101] ? __pfx_do_seccomp+0x10/0x10 [ 49.800878] ? do_raw_spin_unlock+0x53/0x220 [ 49.801705] ? _raw_spin_unlock+0x1e/0x40 [ 49.802424] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.803390] ? static_key_count+0x60/0x80 [ 49.804167] prctl_set_seccomp+0x4e/0x70 [ 49.804923] __do_sys_prctl+0xe6c/0x1d70 [ 49.805684] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.806523] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.807434] ? irqentry_exit+0xf3/0x650 [ 49.808197] do_syscall_64+0xbf/0x430 [ 49.808915] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.809844] RIP: 0033:0x7f5e65ec05cd [ 49.810536] 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 [ 49.813621] RSP: 002b:00007ffcf5652990 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.814952] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5e65ec05cd [ 49.816210] RDX: 000055b683389e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.817452] RBP: 00007ffcf56529f0 R08: 0000000000000000 R09: 00007ffcf5652090 [ 49.818748] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b6901912b0 [ 49.819998] R13: 00007ffcf5652e20 R14: 000055b690193d20 R15: 000055b6901a58d0 [ 49.821278] [ 49.821737] irq event stamp: 1745 [ 49.822325] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 49.823816] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 49.825291] softirqs last enabled at (1732): [] handle_softirqs+0x50c/0x770 [ 49.826804] softirqs last disabled at (1727): [] __irq_exit_rcu+0xc4/0x100 [ 49.828261] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:4162' (ECDSA) to the list of known hosts. 2025/11/18 00:54:18 fuzzer started 2025/11/18 00:54:18 dialing manager at localhost:37895 2025/11/18 00:54:18 checking machine... 2025/11/18 00:54:18 checking revisions... [ 50.730719] kmemleak: Automatic memory scanning thread ended 2025/11/18 00:54:18 testing simple program... [ 50.817859] cgroup: Unknown subsys name 'net' [ 50.935516] cgroup: Unknown subsys name 'cpuset' [ 51.053105] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 00:54:17 Registers: info registers vcpu 0 RAX=ffffffff814d32bf RBX=ffffffff866c43dc RCX=ffffffff814d32fe RDX=0000000000000000 RSI=ffffffff86a25fde RDI=ffffffff866c43c8 RBP=ffffffff866c43e0 RSP=ffff88806ce089b8 R8 =ffffffff86a25fde R9 =0000000000000000 R10=000000000003c9ed R11=000000000000d005 R12=ffffffff866c43e0 R13=ffffffff866c43c8 R14=ffffffff866c43d4 R15=dffffc0000000000 RIP=ffffffff8135da7f 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 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc27e75ee8 CR3=000000000e32a000 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=34353a303020383120766f4e3e38333c XMM01=656e6e6f637369642064657669656365 XMM02=63736964203a31313a38343632342074 XMM03=66207463656e6e6f6373696420646576 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383436 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=1ffff1100d9e11b2 RCX=ffffffff8166d5a3 RDX=1ffffffff10b31c4 RSI=ffffffff8166da12 RDI=0000000000000004 RBP=ffff88806cf28e58 RSP=ffff88806cf08d78 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000b84a62be3 R13=ffff888015df7a88 R14=0000000b84a44b80 R15=0000000000000001 RIP=ffffffff8166da3d 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 00007f24174b6900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f35949f80b0 CR3=000000000d22e000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=b3f9c28079669a6c00000000000ae988 XMM05=423c80e561e267530000000000320b68 XMM06=0d30a37d2a9bed9e000000000031f988 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000