[ 38.890327] ------------[ cut here ]------------ [ 38.890781] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.891849] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.892573] Modules linked in: [ 38.892878] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.893866] Tainted: [W]=WARN [ 38.894164] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.894887] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.895361] 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 [ 38.896941] RSP: 0018:ffff888017157bc0 EFLAGS: 00010286 [ 38.897408] RAX: 0000000000000000 RBX: ffffed1002e2af78 RCX: ffffffff813a4050 [ 38.898051] RDX: ffff888018798000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.898668] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e2af2f [ 38.899317] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.899957] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017157df8 [ 38.900576] FS: 00007f11a882e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.901294] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.901811] CR2: 00007ffcf3be8ef7 CR3: 000000000d675000 CR4: 0000000000350ef0 [ 38.902452] Call Trace: [ 38.902685] [ 38.902890] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.903355] ? __create_object+0x59/0x80 [ 38.903725] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.904214] __vmalloc_noprof+0x59/0x60 [ 38.904574] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.905019] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.905468] bpf_prog_alloc+0x39/0x200 [ 38.905812] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.906281] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.906714] do_seccomp+0x349/0x25e0 [ 38.907076] ? find_held_lock+0x2b/0x80 [ 38.907446] ? do_prlimit+0x310/0x610 [ 38.907797] ? __pfx_do_seccomp+0x10/0x10 [ 38.908192] ? do_raw_spin_unlock+0x53/0x220 [ 38.908589] ? _raw_spin_unlock+0x1e/0x40 [ 38.908984] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.909449] ? static_key_count+0x60/0x80 [ 38.909828] prctl_set_seccomp+0x4e/0x70 [ 38.910222] __do_sys_prctl+0xe6c/0x1d70 [ 38.910594] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.911027] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.911496] ? irqentry_exit+0xf3/0x650 [ 38.911861] do_syscall_64+0xbf/0x430 [ 38.912236] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.912697] RIP: 0033:0x7f11a8d205cd [ 38.913052] 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 [ 38.914642] RSP: 002b:00007ffcf3be6620 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.915338] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f11a8d205cd [ 38.915990] RDX: 0000560f1be60e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.916603] RBP: 00007ffcf3be6680 R08: 0000000000000000 R09: 00007ffcf3be5d20 [ 38.917365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560f41149ad0 [ 38.918041] R13: 00007ffcf3be6ab0 R14: 0000560f4114abc0 R15: 0000560f4115b780 [ 38.918668] [ 38.918880] irq event stamp: 1801 [ 38.919215] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 38.919980] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 38.920714] softirqs last enabled at (1782): [] handle_softirqs+0x50c/0x770 [ 38.921489] softirqs last disabled at (1761): [] __irq_exit_rcu+0xc4/0x100 [ 38.922243] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.516755] ------------[ cut here ]------------ [ 41.517694] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.519718] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.521153] Modules linked in: [ 41.521729] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.523676] Tainted: [W]=WARN [ 41.524263] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.526002] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.526859] 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 [ 41.529982] RSP: 0018:ffff88801580fbc0 EFLAGS: 00010286 [ 41.530895] RAX: 0000000000000000 RBX: ffffed1002b01f78 RCX: ffffffff813a4050 [ 41.532204] RDX: ffff888015cc9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.533446] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b01f2f [ 41.534693] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.535961] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801580fdf8 [ 41.537215] FS: 00007fa01221f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.538642] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.539683] CR2: 00007ffeda2ceef7 CR3: 000000000e1c5000 CR4: 0000000000350ef0 [ 41.540948] Call Trace: [ 41.541408] [ 41.541810] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.542697] ? __create_object+0x59/0x80 [ 41.543472] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.544420] __vmalloc_noprof+0x59/0x60 [ 41.545162] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.546009] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.546875] bpf_prog_alloc+0x39/0x200 [ 41.547603] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.548516] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.549387] do_seccomp+0x349/0x25e0 [ 41.550091] ? find_held_lock+0x2b/0x80 [ 41.550788] ? do_prlimit+0x310/0x610 [ 41.551518] ? __pfx_do_seccomp+0x10/0x10 [ 41.552283] ? do_raw_spin_unlock+0x53/0x220 [ 41.553096] ? _raw_spin_unlock+0x1e/0x40 [ 41.554114] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.555063] ? static_key_count+0x60/0x80 [ 41.555815] prctl_set_seccomp+0x4e/0x70 [ 41.556566] __do_sys_prctl+0xe6c/0x1d70 [ 41.557340] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.558185] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.559122] ? irqentry_exit+0xf3/0x650 [ 41.559829] do_syscall_64+0xbf/0x430 [ 41.560547] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.561476] RIP: 0033:0x7fa0127115cd [ 41.562162] 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 [ 41.565234] RSP: 002b:00007ffeda2cca30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.566550] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa0127115cd [ 41.567808] RDX: 000055a4df577e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.569042] RBP: 00007ffeda2cca90 R08: 0000000000000000 R09: 00007ffeda2cc130 [ 41.570283] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a4feae5bf0 [ 41.571530] R13: 00007ffeda2ccec0 R14: 000055a4feaef380 R15: 000055a4feafa460 [ 41.572778] [ 41.573236] irq event stamp: 1823 [ 41.573830] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 41.575331] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 41.576615] softirqs last enabled at (1648): [] handle_softirqs+0x50c/0x770 [ 41.577834] softirqs last disabled at (1637): [] __irq_exit_rcu+0xc4/0x100 [ 41.579041] ---[ end trace 0000000000000000 ]--- [ 42.272974] ------------[ cut here ]------------ [ 42.273844] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.275872] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.277415] Modules linked in: [ 42.278057] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.280052] Tainted: [W]=WARN [ 42.280604] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.282063] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.282964] 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 [ 42.286116] RSP: 0018:ffff888018667bc0 EFLAGS: 00010286 [ 42.287108] RAX: 0000000000000000 RBX: ffffed10030ccf78 RCX: ffffffff813a4050 [ 42.288386] RDX: ffff888015d08000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.289670] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030ccf2f [ 42.290945] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.292239] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018667df8 [ 42.293516] FS: 00007fb5c7889900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.294950] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.296032] CR2: 00007ffe4a8a9ef7 CR3: 000000001efb2000 CR4: 0000000000350ef0 [ 42.297327] Call Trace: [ 42.297789] [ 42.298235] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.299129] ? __create_object+0x59/0x80 [ 42.299873] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.300850] __vmalloc_noprof+0x59/0x60 [ 42.301610] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.302477] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.303418] bpf_prog_alloc+0x39/0x200 [ 42.304160] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.305083] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.305982] do_seccomp+0x349/0x25e0 [ 42.306663] ? find_held_lock+0x2b/0x80 [ 42.307439] ? do_prlimit+0x310/0x610 [ 42.308180] ? __pfx_do_seccomp+0x10/0x10 [ 42.308979] ? do_raw_spin_unlock+0x53/0x220 [ 42.309759] ? _raw_spin_unlock+0x1e/0x40 [ 42.310527] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.311493] ? static_key_count+0x60/0x80 [ 42.312308] prctl_set_seccomp+0x4e/0x70 [ 42.313090] __do_sys_prctl+0xe6c/0x1d70 [ 42.313828] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.314671] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.315646] ? irqentry_exit+0xf3/0x650 [ 42.316397] do_syscall_64+0xbf/0x430 [ 42.317133] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.318089] RIP: 0033:0x7fb5c7d7b5cd [ 42.318740] 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 [ 42.321901] RSP: 002b:00007ffe4a8a8590 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.323307] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb5c7d7b5cd [ 42.324577] RDX: 00005560354cde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.325837] RBP: 00007ffe4a8a85f0 R08: 0000000000000000 R09: 00007ffe4a8a7c90 [ 42.327105] R10: 0000000000000000 R11: 0000000000000246 R12: 00005560513b9ad0 [ 42.328393] R13: 00007ffe4a8a8a20 R14: 00005560513babc0 R15: 00005560513cb780 [ 42.329679] [ 42.330132] irq event stamp: 1773 [ 42.330751] hardirqs last enabled at (1781): [] __up_console_sem+0x78/0x80 [ 42.332278] hardirqs last disabled at (1790): [] __up_console_sem+0x5d/0x80 [ 42.333774] softirqs last enabled at (1698): [] handle_softirqs+0x50c/0x770 [ 42.335326] softirqs last disabled at (1693): [] __irq_exit_rcu+0xc4/0x100 [ 42.336844] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:61611' (ECDSA) to the list of known hosts. 2025/11/18 04:39:15 fuzzer started 2025/11/18 04:39:15 dialing manager at localhost:37895 2025/11/18 04:39:15 checking machine... 2025/11/18 04:39:15 checking revisions... [ 43.264530] kmemleak: Automatic memory scanning thread ended 2025/11/18 04:39:15 testing simple program... [ 43.347312] cgroup: Unknown subsys name 'net' [ 43.393567] cgroup: Unknown subsys name 'cpuset' [ 43.404741] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 04:39:14 Registers: info registers vcpu 0 RAX=ffff88800c2d81e0 RBX=ffff88800c380bf8 RCX=ffff88800c2e14a0 RDX=ffff88800c0c09b0 RSI=ffff88800c2e1480 RDI=0000000000000000 RBP=ffff88800e188250 RSP=ffff888013bef688 R8 =0000000000000000 R9 =ffffed100277dec3 R10=0000000000000003 R11=0000000000000001 R12=ffff88800c2e1480 R13=0000000000000020 R14=0000000000000001 R15=0000000000000286 RIP=ffffffff81b62696 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 =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fa01221f900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa0121e9008 CR3=000000000717e000 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=0000000000021da9 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 fffffe4000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f8df88d1028 CR3=0000000015e28000 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=3549eb10ae7beba15540f3be077a1204 XMM02=2c67c8bc2e329bc30000000000301828 XMM03=fb795ef6d6577056000000000030d650 XMM04=eec381ea720cf75600000000000ae988 XMM05=d96330e2d2db8632000000000031e128 XMM06=474038aa6c007e1f000000000031dfb0 XMM07=e042d86d42eb936e000000000030d928 XMM08=630bd358f7f197e80000000000301888 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000