[ 39.291514] ------------[ cut here ]------------ [ 39.292440] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.294505] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/230 [ 39.295983] Modules linked in: [ 39.296578] CPU: 0 UID: 104 PID: 230 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.298894] Tainted: [W]=WARN [ 39.299478] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.301073] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.302037] 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 [ 39.305363] RSP: 0018:ffff888015e97bc0 EFLAGS: 00010286 [ 39.306405] RAX: 0000000000000000 RBX: ffffed1002bd2f78 RCX: ffffffff813a4050 [ 39.307774] RDX: ffff888017909bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.309165] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bd2f2f [ 39.310518] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.311907] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015e97df8 [ 39.313288] FS: 00007f9107023900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.314837] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.315942] CR2: 00007f9107515580 CR3: 000000000bb5a000 CR4: 0000000000350ef0 [ 39.317294] Call Trace: [ 39.317851] [ 39.318299] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.319275] ? __create_object+0x59/0x80 [ 39.320153] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.321219] __vmalloc_noprof+0x59/0x60 [ 39.322035] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.322976] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.323993] bpf_prog_alloc+0x39/0x200 [ 39.324784] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.325790] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.326775] do_seccomp+0x349/0x25e0 [ 39.327519] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.328513] ? __pfx_do_seccomp+0x10/0x10 [ 39.329386] ? find_held_lock+0x2b/0x80 [ 39.330220] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.331289] ? static_key_count+0x60/0x80 [ 39.332196] prctl_set_seccomp+0x4e/0x70 [ 39.333060] __do_sys_prctl+0xe6c/0x1d70 [ 39.333939] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.334895] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.335997] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.337093] ? irqentry_exit+0xf3/0x650 [ 39.337953] do_syscall_64+0xbf/0x430 [ 39.338800] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.339878] RIP: 0033:0x7f91075155cd [ 39.340591] 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 [ 39.343986] RSP: 002b:00007ffd056ca9a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.345459] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f91075155cd [ 39.346838] RDX: 000055927e274e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.348248] RBP: 00007ffd056caa00 R08: 0000000000000000 R09: 00007ffd056ca0a0 [ 39.349479] R10: 0000000000000000 R11: 0000000000000246 R12: 00005592b9c452b0 [ 39.350673] R13: 00007ffd056cae30 R14: 00005592b9c47d20 R15: 00005592b9c598d0 [ 39.351932] [ 39.352325] irq event stamp: 1831 [ 39.352938] hardirqs last enabled at (1841): [] __up_console_sem+0x78/0x80 [ 39.354390] hardirqs last disabled at (1850): [] __up_console_sem+0x5d/0x80 [ 39.355839] softirqs last enabled at (1724): [] handle_softirqs+0x50c/0x770 [ 39.357333] softirqs last disabled at (1719): [] __irq_exit_rcu+0xc4/0x100 [ 39.358783] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.352774] ------------[ cut here ]------------ [ 42.353336] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.354626] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 42.355573] Modules linked in: [ 42.356002] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.357252] Tainted: [W]=WARN [ 42.357602] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.358527] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.359101] 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 [ 42.361103] RSP: 0018:ffff888017777bc0 EFLAGS: 00010286 [ 42.361722] RAX: 0000000000000000 RBX: ffffed1002eeef78 RCX: ffffffff813a4050 [ 42.362486] RDX: ffff88800f413780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.363296] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eeef2f [ 42.364128] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.364946] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017777df8 [ 42.365750] FS: 00007f9c6a99e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.366610] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.367290] CR2: 00007ffed3bf9ef7 CR3: 000000000c0da000 CR4: 0000000000350ef0 [ 42.368111] Call Trace: [ 42.368405] [ 42.368659] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.369237] ? __create_object+0x59/0x80 [ 42.369732] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.370306] __vmalloc_noprof+0x59/0x60 [ 42.370793] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.371311] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.371911] bpf_prog_alloc+0x39/0x200 [ 42.372344] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.372933] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.373474] do_seccomp+0x349/0x25e0 [ 42.373939] ? find_held_lock+0x2b/0x80 [ 42.374387] ? do_prlimit+0x310/0x610 [ 42.374865] ? __pfx_do_seccomp+0x10/0x10 [ 42.375333] ? do_raw_spin_unlock+0x53/0x220 [ 42.375856] ? _raw_spin_unlock+0x1e/0x40 [ 42.376332] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.376941] ? static_key_count+0x60/0x80 [ 42.377419] prctl_set_seccomp+0x4e/0x70 [ 42.377910] __do_sys_prctl+0xe6c/0x1d70 [ 42.378379] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.378914] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.379498] ? irqentry_exit+0xf3/0x650 [ 42.379989] do_syscall_64+0xbf/0x430 [ 42.380421] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.381012] RIP: 0033:0x7f9c6ae905cd [ 42.381424] 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 [ 42.383389] RSP: 002b:00007ffed3bf7780 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.384258] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9c6ae905cd [ 42.385065] RDX: 00005646a50f5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.385866] RBP: 00007ffed3bf77e0 R08: 0000000000000000 R09: 00007ffed3bf6e80 [ 42.386679] R10: 0000000000000000 R11: 0000000000000246 R12: 00005646df209ad0 [ 42.387482] R13: 00007ffed3bf7c10 R14: 00005646df20abc0 R15: 00005646df21b780 [ 42.388311] [ 42.388583] irq event stamp: 1657 [ 42.388996] hardirqs last enabled at (1667): [] __up_console_sem+0x78/0x80 [ 42.389951] hardirqs last disabled at (1676): [] __up_console_sem+0x5d/0x80 [ 42.390917] softirqs last enabled at (1170): [] handle_softirqs+0x50c/0x770 [ 42.391902] softirqs last disabled at (1161): [] __irq_exit_rcu+0xc4/0x100 [ 42.392850] ---[ end trace 0000000000000000 ]--- [ 43.076550] ------------[ cut here ]------------ [ 43.077155] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.078487] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.079447] Modules linked in: [ 43.079879] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.081197] Tainted: [W]=WARN [ 43.081560] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.082534] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.083122] 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 [ 43.085175] RSP: 0018:ffff88801745fbc0 EFLAGS: 00010286 [ 43.085829] RAX: 0000000000000000 RBX: ffffed1002e8bf78 RCX: ffffffff813a4050 [ 43.086627] RDX: ffff888017b49bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.087467] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e8bf2f [ 43.088319] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.089163] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801745fdf8 [ 43.089998] FS: 00007f098b0de900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.090918] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.091573] CR2: 00007ffc91871ef7 CR3: 000000000c636000 CR4: 0000000000350ef0 [ 43.092414] Call Trace: [ 43.092784] [ 43.093085] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.093775] ? __create_object+0x59/0x80 [ 43.094308] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.095015] __vmalloc_noprof+0x59/0x60 [ 43.095535] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.096186] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.096887] bpf_prog_alloc+0x39/0x200 [ 43.097388] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.098073] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.098728] do_seccomp+0x349/0x25e0 [ 43.099216] ? find_held_lock+0x2b/0x80 [ 43.099783] ? do_prlimit+0x310/0x610 [ 43.100302] ? __pfx_do_seccomp+0x10/0x10 [ 43.100881] ? do_raw_spin_unlock+0x53/0x220 [ 43.101447] ? _raw_spin_unlock+0x1e/0x40 [ 43.102030] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.102729] ? static_key_count+0x60/0x80 [ 43.103272] prctl_set_seccomp+0x4e/0x70 [ 43.103845] __do_sys_prctl+0xe6c/0x1d70 [ 43.104389] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.105022] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.105724] ? irqentry_exit+0xf3/0x650 [ 43.106244] do_syscall_64+0xbf/0x430 [ 43.106792] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.107444] RIP: 0033:0x7f098b5d05cd [ 43.107982] 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 [ 43.110271] RSP: 002b:00007ffc91870860 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.111266] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f098b5d05cd [ 43.112203] RDX: 000055b750787e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.113136] RBP: 00007ffc918708c0 R08: 0000000000000000 R09: 00007ffc9186ff60 [ 43.114067] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b76d471ad0 [ 43.114997] R13: 00007ffc91870cf0 R14: 000055b76d472bc0 R15: 000055b76d483780 [ 43.115953] [ 43.116260] irq event stamp: 1675 [ 43.116739] hardirqs last enabled at (1685): [] __up_console_sem+0x78/0x80 [ 43.117848] hardirqs last disabled at (1694): [] __up_console_sem+0x5d/0x80 [ 43.118952] softirqs last enabled at (1414): [] handle_softirqs+0x50c/0x770 [ 43.120091] softirqs last disabled at (1409): [] __irq_exit_rcu+0xc4/0x100 [ 43.121190] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:10444' (ECDSA) to the list of known hosts. 2025/11/18 06:01:12 fuzzer started 2025/11/18 06:01:12 dialing manager at localhost:37895 2025/11/18 06:01:12 checking machine... 2025/11/18 06:01:12 checking revisions... [ 43.887095] kmemleak: Automatic memory scanning thread ended 2025/11/18 06:01:13 testing simple program... [ 43.972316] cgroup: Unknown subsys name 'net' [ 44.055824] cgroup: Unknown subsys name 'cpuset' [ 44.159158] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:01:12 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff888016af7588 RCX=ffff888016af7414 RDX=0000000000000000 RSI=ffffffff81b6283d RDI=ffff888016af7594 RBP=0000000000000000 RSP=ffff888016af74a0 R8 =0000000000000001 R9 =ffff888016af7500 R10=000000000003c9ed R11=000000000002672d R12=ffff888016af7588 R13=0000000000000000 R14=ffff888015c9d340 R15=ffff888008c41780 RIP=ffffffff8161901e RFL=00000217 [----APC] 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 00007f9c6a99e900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9c6a95e008 CR3=000000001f4c0000 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=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 info registers vcpu 1 RAX=000000000000000a RBX=ffff88800a442668 RCX=ffff88800a4f7884 RDX=0000000000000003 RSI=ffffffff85e1ffe0 RDI=ffff88800a442668 RBP=ffffffff85e1ffe0 RSP=ffff88800a4f7830 R8 =0000000000000000 R9 =fffffbfff0cc9eca R10=ffffffff8664f657 R11=0000000000000001 R12=ffff88800a442668 R13=ffff88800a4f7884 R14=0000000000000003 R15=0000000000000003 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd44faaf58 CR3=000000000c5ed000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=e1ec330f1abe484600000000000ae988 XMM05=1319e678c5640f8a0000000000320220 XMM06=ae874397eddf69350000000000320188 XMM07=58f17c1affdc82d6000000000030fef0 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000