[ 39.070579] ------------[ cut here ]------------ [ 39.071514] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.073535] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 39.075012] Modules linked in: [ 39.075608] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.077575] Tainted: [W]=WARN [ 39.078156] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.079602] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.080536] 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 [ 39.083694] RSP: 0018:ffff888016377bc0 EFLAGS: 00010286 [ 39.084907] RAX: 0000000000000000 RBX: ffffed1002c6ef78 RCX: ffffffff813a4050 [ 39.086216] RDX: ffff888017693780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.087485] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c6ef2f [ 39.088831] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.090100] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016377df8 [ 39.091376] FS: 00007f12357cf900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.092831] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.093876] CR2: 00007ffef3490ef7 CR3: 000000000ec72000 CR4: 0000000000350ef0 [ 39.095144] Call Trace: [ 39.095609] [ 39.096066] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.096988] ? __create_object+0x59/0x80 [ 39.097722] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.098684] __vmalloc_noprof+0x59/0x60 [ 39.099457] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.100326] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.101268] bpf_prog_alloc+0x39/0x200 [ 39.102010] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.102956] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.103857] do_seccomp+0x349/0x25e0 [ 39.104540] ? find_held_lock+0x2b/0x80 [ 39.105283] ? do_prlimit+0x310/0x610 [ 39.106021] ? __pfx_do_seccomp+0x10/0x10 [ 39.106758] ? do_raw_spin_unlock+0x53/0x220 [ 39.107799] ? _raw_spin_unlock+0x1e/0x40 [ 39.108601] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.109556] ? static_key_count+0x60/0x80 [ 39.110347] prctl_set_seccomp+0x4e/0x70 [ 39.111123] __do_sys_prctl+0xe6c/0x1d70 [ 39.111897] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.112719] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.113686] ? irqentry_exit+0xf3/0x650 [ 39.114472] do_syscall_64+0xbf/0x430 [ 39.115218] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.116165] RIP: 0033:0x7f1235cc15cd [ 39.116879] 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 [ 39.120038] RSP: 002b:00007ffef348ef70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.121419] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1235cc15cd [ 39.122864] RDX: 0000562ab53d4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.124428] RBP: 00007ffef348efd0 R08: 0000000000000000 R09: 00007ffef348e670 [ 39.125797] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562add32ead0 [ 39.126790] R13: 00007ffef348f400 R14: 0000562add32fbc0 R15: 0000562add340780 [ 39.127849] [ 39.128180] irq event stamp: 1749 [ 39.128651] hardirqs last enabled at (1757): [] __up_console_sem+0x78/0x80 [ 39.129864] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80 [ 39.131050] softirqs last enabled at (1722): [] handle_softirqs+0x50c/0x770 [ 39.132259] softirqs last disabled at (1717): [] __irq_exit_rcu+0xc4/0x100 [ 39.133433] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.372663] ------------[ cut here ]------------ [ 42.373581] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.375589] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.377019] Modules linked in: [ 42.377609] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.379582] Tainted: [W]=WARN [ 42.380169] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.381903] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.382760] 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 [ 42.385971] RSP: 0018:ffff8880164dfbc0 EFLAGS: 00010286 [ 42.386940] RAX: 0000000000000000 RBX: ffffed1002c9bf78 RCX: ffffffff813a4050 [ 42.388221] RDX: ffff888015e3b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.389487] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c9bf2f [ 42.390742] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.392013] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880164dfdf8 [ 42.393290] FS: 00007f7ddb619900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.394704] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.395744] CR2: 00007f7ddbb7f4a6 CR3: 000000000e325000 CR4: 0000000000350ef0 [ 42.397027] Call Trace: [ 42.397488] [ 42.397949] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.398792] ? __create_object+0x59/0x80 [ 42.399571] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.400541] __vmalloc_noprof+0x59/0x60 [ 42.401287] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.402144] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.403071] bpf_prog_alloc+0x39/0x200 [ 42.403751] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.404675] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.405575] do_seccomp+0x349/0x25e0 [ 42.406292] ? find_held_lock+0x2b/0x80 [ 42.407043] ? do_prlimit+0x310/0x610 [ 42.407741] ? __pfx_do_seccomp+0x10/0x10 [ 42.408523] ? do_raw_spin_unlock+0x53/0x220 [ 42.409349] ? _raw_spin_unlock+0x1e/0x40 [ 42.410123] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.411081] ? static_key_count+0x60/0x80 [ 42.411871] prctl_set_seccomp+0x4e/0x70 [ 42.412601] __do_sys_prctl+0xe6c/0x1d70 [ 42.413372] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.414222] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.415171] ? irqentry_exit+0xf3/0x650 [ 42.415945] do_syscall_64+0xbf/0x430 [ 42.416646] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.417580] RIP: 0033:0x7f7ddbb0b5cd [ 42.418271] 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 [ 42.421421] RSP: 002b:00007ffe4f72a130 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.422773] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7ddbb0b5cd [ 42.424059] RDX: 000055d5232b6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.425239] RBP: 00007ffe4f72a190 R08: 0000000000000000 R09: 00007ffe4f729830 [ 42.426307] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d525321bf0 [ 42.427363] R13: 00007ffe4f72a5c0 R14: 000055d52532b380 R15: 000055d525336460 [ 42.428445] [ 42.428796] irq event stamp: 1823 [ 42.429348] hardirqs last enabled at (1839): [] __up_console_sem+0x78/0x80 [ 42.430613] hardirqs last disabled at (1848): [] __up_console_sem+0x5d/0x80 [ 42.431875] softirqs last enabled at (1832): [] handle_softirqs+0x50c/0x770 [ 42.433255] softirqs last disabled at (1867): [] __irq_exit_rcu+0xc4/0x100 [ 42.434493] ---[ end trace 0000000000000000 ]--- [ 43.064987] ------------[ cut here ]------------ [ 43.065892] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.067922] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.069376] Modules linked in: [ 43.070010] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.071977] Tainted: [W]=WARN [ 43.072534] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.073986] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.074874] 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 [ 43.078022] RSP: 0018:ffff88801787fbc0 EFLAGS: 00010286 [ 43.078982] RAX: 0000000000000000 RBX: ffffed1002f0ff78 RCX: ffffffff813a4050 [ 43.080250] RDX: ffff888017df8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.081529] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f0ff2f [ 43.082824] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.084098] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801787fdf8 [ 43.085385] FS: 00007f9a38a82900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.086834] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.087886] CR2: 00007f9a38f74580 CR3: 000000001c2b4000 CR4: 0000000000350ef0 [ 43.089191] Call Trace: [ 43.089647] [ 43.090092] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.090979] ? __create_object+0x59/0x80 [ 43.091712] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.092681] __vmalloc_noprof+0x59/0x60 [ 43.093434] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.094298] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.095234] bpf_prog_alloc+0x39/0x200 [ 43.095956] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.096897] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.097762] do_seccomp+0x349/0x25e0 [ 43.098485] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.099391] ? __pfx_do_seccomp+0x10/0x10 [ 43.100191] ? find_held_lock+0x2b/0x80 [ 43.100972] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.101949] ? static_key_count+0x60/0x80 [ 43.102709] prctl_set_seccomp+0x4e/0x70 [ 43.103490] __do_sys_prctl+0xe6c/0x1d70 [ 43.104282] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.105172] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.106145] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.107123] ? irqentry_exit+0xf3/0x650 [ 43.107909] do_syscall_64+0xbf/0x430 [ 43.108624] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.109593] RIP: 0033:0x7f9a38f745cd [ 43.110295] 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 [ 43.113511] RSP: 002b:00007ffe8f5c5600 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.114885] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9a38f745cd [ 43.116172] RDX: 000055b41e442e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.117481] RBP: 00007ffe8f5c5660 R08: 0000000000000000 R09: 00007ffe8f5c4d00 [ 43.118774] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b428da9ad0 [ 43.120097] R13: 00007ffe8f5c5a90 R14: 000055b428daabc0 R15: 000055b428dbb780 [ 43.121425] [ 43.121889] irq event stamp: 1749 [ 43.122501] hardirqs last enabled at (1757): [] __up_console_sem+0x78/0x80 [ 43.124036] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80 [ 43.125358] softirqs last enabled at (1630): [] handle_softirqs+0x50c/0x770 [ 43.126345] softirqs last disabled at (1623): [] __irq_exit_rcu+0xc4/0x100 [ 43.127314] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:39540' (ECDSA) to the list of known hosts. 2025/11/18 01:43:53 fuzzer started 2025/11/18 01:43:53 dialing manager at localhost:37895 2025/11/18 01:43:53 checking machine... 2025/11/18 01:43:53 checking revisions... [ 43.925697] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:43:53 testing simple program... [ 44.026529] cgroup: Unknown subsys name 'net' [ 44.096577] cgroup: Unknown subsys name 'cpuset' [ 44.115155] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 01:43:53 Registers: info registers vcpu 0 RAX=ffff8880165db780 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff813747d2 RDI=fffffbfff0bc3fe4 RBP=ffffffff85e1ff20 RSP=ffff888017af77f0 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000800 R11=0000000000000001 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff88800945d280 RIP=ffffffff81529321 RFL=00000246 [---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 00007f213a9b9900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4f00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe1cb0aca8 CR3=000000000da6a000 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=395aa832fb04cb6100000000000ae988 XMM05=75e9fe4e6ed3d71d0000000000320cb8 XMM06=5b75c91c80445342000000000031fd58 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff888016fafe70 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888016faf8a0 R8 =0000000000000001 R9 =ffff888016faf998 R10=000000000003c9ed R11=000000000009a606 R12=ffffffff8135e7a2 R13=ffff888016faf9a0 R14=ffff888016fafe40 R15=ffff888016faf958 RIP=ffffffff81528efc RFL=00000247 [---Z-PC] 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 00007f7ddb619900 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=00007f7ddbbd0618 CR3=000000000dfb3000 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=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