[ 39.173197] ------------[ cut here ]------------ [ 39.174155] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.176202] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.177866] Modules linked in: [ 39.178565] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.180565] Tainted: [W]=WARN [ 39.181120] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.182583] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.183494] 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 [ 39.186617] RSP: 0018:ffff8880176cfbc0 EFLAGS: 00010286 [ 39.187577] RAX: 0000000000000000 RBX: ffffed1002ed9f78 RCX: ffffffff813a4050 [ 39.188849] RDX: ffff88800f24d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.190108] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ed9f2f [ 39.191360] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.192636] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880176cfdf8 [ 39.193895] FS: 00007fa2d24b7900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.195322] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.196380] CR2: 00007fff296ffef7 CR3: 000000000bd16000 CR4: 0000000000350ef0 [ 39.197641] Call Trace: [ 39.198097] [ 39.198543] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.199428] ? __create_object+0x59/0x80 [ 39.200160] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.201111] __vmalloc_noprof+0x59/0x60 [ 39.201864] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.202727] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.203652] bpf_prog_alloc+0x39/0x200 [ 39.204413] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.205346] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.206193] do_seccomp+0x349/0x25e0 [ 39.206907] ? find_held_lock+0x2b/0x80 [ 39.207663] ? do_prlimit+0x310/0x610 [ 39.208431] ? __pfx_do_seccomp+0x10/0x10 [ 39.209166] ? do_raw_spin_unlock+0x53/0x220 [ 39.209989] ? _raw_spin_unlock+0x1e/0x40 [ 39.210764] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.211721] ? static_key_count+0x60/0x80 [ 39.212516] prctl_set_seccomp+0x4e/0x70 [ 39.213254] __do_sys_prctl+0xe6c/0x1d70 [ 39.214035] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.214894] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.215884] ? irqentry_exit+0xf3/0x650 [ 39.216649] do_syscall_64+0xbf/0x430 [ 39.217397] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.218342] RIP: 0033:0x7fa2d29a95cd [ 39.218986] 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 [ 39.222149] RSP: 002b:00007fff296fe3c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.223509] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa2d29a95cd [ 39.224824] RDX: 0000563d958cfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.226107] RBP: 00007fff296fe420 R08: 0000000000000000 R09: 00007fff296fdac0 [ 39.227381] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563db13bdad0 [ 39.228691] R13: 00007fff296fe850 R14: 0000563db13bebc0 R15: 0000563db13cf780 [ 39.229985] [ 39.230443] irq event stamp: 1821 [ 39.231049] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 39.232574] hardirqs last disabled at (1838): [] __up_console_sem+0x5d/0x80 [ 39.233875] softirqs last enabled at (1788): [] handle_softirqs+0x50c/0x770 [ 39.235157] softirqs last disabled at (1783): [] __irq_exit_rcu+0xc4/0x100 [ 39.236433] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.656915] ------------[ cut here ]------------ [ 41.657820] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.659849] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 41.661304] Modules linked in: [ 41.661883] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.663836] Tainted: [W]=WARN [ 41.664412] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.666089] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.667072] 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 [ 41.670206] RSP: 0018:ffff888016c17bc0 EFLAGS: 00010286 [ 41.671162] RAX: 0000000000000000 RBX: ffffed1002d82f78 RCX: ffffffff813a4050 [ 41.672422] RDX: ffff88801727b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.673688] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d82f2f [ 41.674975] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.676244] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c17df8 [ 41.677503] FS: 00007f147abab900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.678923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.679973] CR2: 00007ffcdf676ef7 CR3: 000000000d4e5000 CR4: 0000000000350ef0 [ 41.681238] Call Trace: [ 41.681738] [ 41.682144] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.683040] ? __create_object+0x59/0x80 [ 41.683830] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.684792] __vmalloc_noprof+0x59/0x60 [ 41.685865] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.686737] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.687674] bpf_prog_alloc+0x39/0x200 [ 41.688427] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.689345] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.690210] do_seccomp+0x349/0x25e0 [ 41.690931] ? find_held_lock+0x2b/0x80 [ 41.691692] ? do_prlimit+0x310/0x610 [ 41.692449] ? __pfx_do_seccomp+0x10/0x10 [ 41.693206] ? do_raw_spin_unlock+0x53/0x220 [ 41.694036] ? _raw_spin_unlock+0x1e/0x40 [ 41.694813] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.695782] ? static_key_count+0x60/0x80 [ 41.696589] prctl_set_seccomp+0x4e/0x70 [ 41.697367] __do_sys_prctl+0xe6c/0x1d70 [ 41.698110] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.698961] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.699945] ? irqentry_exit+0xf3/0x650 [ 41.700705] do_syscall_64+0xbf/0x430 [ 41.701457] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.702417] RIP: 0033:0x7f147b09d5cd [ 41.703076] 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 [ 41.706276] RSP: 002b:00007ffcdf675470 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.707672] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f147b09d5cd [ 41.708971] RDX: 000055dffe1c2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.710243] RBP: 00007ffcdf6754d0 R08: 0000000000000000 R09: 00007ffcdf674b70 [ 41.711526] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e008956bf0 [ 41.712819] R13: 00007ffcdf675900 R14: 000055e008960380 R15: 000055e00896b460 [ 41.714124] [ 41.714594] irq event stamp: 1761 [ 41.715200] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 41.716740] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 41.718264] softirqs last enabled at (1360): [] handle_softirqs+0x50c/0x770 [ 41.719839] softirqs last disabled at (1355): [] __irq_exit_rcu+0xc4/0x100 [ 41.721217] ---[ end trace 0000000000000000 ]--- [ 42.383940] ------------[ cut here ]------------ [ 42.384838] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.386843] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.388537] Modules linked in: [ 42.389126] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.391140] Tainted: [W]=WARN [ 42.391732] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.393227] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.394140] 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 [ 42.397308] RSP: 0018:ffff888016d2fbc0 EFLAGS: 00010286 [ 42.398246] RAX: 0000000000000000 RBX: ffffed1002da5f78 RCX: ffffffff813a4050 [ 42.399520] RDX: ffff8880160eb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.400818] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002da5f2f [ 42.402094] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.403382] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d2fdf8 [ 42.404677] FS: 00007ff72b1f2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.406114] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.407168] CR2: 00007ff72b6e4580 CR3: 000000000df5c000 CR4: 0000000000350ef0 [ 42.408460] Call Trace: [ 42.408918] [ 42.409362] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.410214] ? __create_object+0x59/0x80 [ 42.410991] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.411973] __vmalloc_noprof+0x59/0x60 [ 42.412728] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.413616] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.414557] bpf_prog_alloc+0x39/0x200 [ 42.415249] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.416205] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.417100] do_seccomp+0x349/0x25e0 [ 42.417808] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.418710] ? __pfx_do_seccomp+0x10/0x10 [ 42.419484] ? find_held_lock+0x2b/0x80 [ 42.420211] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.421157] ? static_key_count+0x60/0x80 [ 42.421942] prctl_set_seccomp+0x4e/0x70 [ 42.422716] __do_sys_prctl+0xe6c/0x1d70 [ 42.423493] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.424371] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.425337] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.426269] ? irqentry_exit+0xf3/0x650 [ 42.427046] do_syscall_64+0xbf/0x430 [ 42.427801] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.428775] RIP: 0033:0x7ff72b6e45cd [ 42.429493] 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 [ 42.432671] RSP: 002b:00007fff33b931d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.434028] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff72b6e45cd [ 42.435308] RDX: 000056197de88e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.436606] RBP: 00007fff33b93230 R08: 0000000000000000 R09: 00007fff33b928d0 [ 42.437862] R10: 0000000000000000 R11: 0000000000000246 R12: 00005619abb6cad0 [ 42.439147] R13: 00007fff33b93660 R14: 00005619abb6dbc0 R15: 00005619abb7e780 [ 42.440436] [ 42.440850] irq event stamp: 1899 [ 42.441393] hardirqs last enabled at (1909): [] __up_console_sem+0x78/0x80 [ 42.442673] hardirqs last disabled at (1918): [] __up_console_sem+0x5d/0x80 [ 42.443962] softirqs last enabled at (1426): [] handle_softirqs+0x50c/0x770 [ 42.445236] softirqs last disabled at (1405): [] __irq_exit_rcu+0xc4/0x100 [ 42.446494] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:36655' (ECDSA) to the list of known hosts. 2025/11/17 19:44:45 fuzzer started 2025/11/17 19:44:45 dialing manager at localhost:37895 2025/11/17 19:44:45 checking machine... 2025/11/17 19:44:45 checking revisions... [ 43.339645] kmemleak: Automatic memory scanning thread ended 2025/11/17 19:44:46 testing simple program... [ 43.402705] cgroup: Unknown subsys name 'net' [ 43.444527] cgroup: Unknown subsys name 'cpuset' [ 43.455041] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 19:44:45 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000001 RCX=0000000000000000 RDX=0000000000000000 RSI=ffffffff84c97e9a RDI=ffff8880202cdcd0 RBP=ffff8880202cdcd0 RSP=ffff888009627ac0 R8 =0000000000000001 R9 =0000000000000000 R10=ffffffff8664f657 R11=0000000000000001 R12=0000000000000000 R13=ffffffff84c97e9a R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81b2acdf RFL=00000002 [-------] 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 fffffe2f00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcdf66f000 CR3=00000000201c2000 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=34343a393120373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3234325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363835 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=000000000001e235 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 fffffe5e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc6005ae000 CR3=000000000cda9000 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=683ce782433dca808f4c617c8e8f88f8 XMM02=ec2efd57dc4c00df0000000000304c00 XMM03=847e947c42be85640000000000304cd0 XMM04=397b0eec4e75793300000000000ae988 XMM05=86a6d647646f030200000000003220a0 XMM06=817b8945e9d503730000000000321140 XMM07=e042d86d42eb936e0000000000310ab8 XMM08=847e947c42be85640000000000304cd0 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000