[ 39.415663] ------------[ cut here ]------------ [ 39.416452] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.418102] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.419329] Modules linked in: [ 39.419817] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.421518] Tainted: [W]=WARN [ 39.421976] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.423233] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.423955] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 39.426627] RSP: 0018:ffff8880171bfbc0 EFLAGS: 00010286 [ 39.427453] RAX: 0000000000000000 RBX: ffffed1002e37f78 RCX: ffffffff813a4050 [ 39.428526] RDX: ffff888015873780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.429610] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e37f2f [ 39.430692] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.431760] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171bfdf8 [ 39.432845] FS: 00007f7e2e4b6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.434059] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.434956] CR2: 00007f7e2e9a8580 CR3: 000000001c994000 CR4: 0000000000350ef0 [ 39.436043] Call Trace: [ 39.436481] [ 39.436829] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.437574] ? __create_object+0x59/0x80 [ 39.438234] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.439008] __vmalloc_noprof+0x59/0x60 [ 39.439649] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.440399] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.441136] bpf_prog_alloc+0x39/0x200 [ 39.441762] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.442539] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.443291] do_seccomp+0x349/0x25e0 [ 39.443843] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.444608] ? __pfx_do_seccomp+0x10/0x10 [ 39.445292] ? find_held_lock+0x2b/0x80 [ 39.445884] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.446691] ? static_key_count+0x60/0x80 [ 39.447378] prctl_set_seccomp+0x4e/0x70 [ 39.447985] __do_sys_prctl+0xe6c/0x1d70 [ 39.448659] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.449380] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.450149] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.450955] ? irqentry_exit+0xf3/0x650 [ 39.451605] do_syscall_64+0xbf/0x430 [ 39.452224] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.452999] RIP: 0033:0x7f7e2e9a85cd [ 39.453593] 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 [ 39.456239] RSP: 002b:00007ffd9f818090 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.457392] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7e2e9a85cd [ 39.458476] RDX: 000055f0e2f07e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.459562] RBP: 00007ffd9f8180f0 R08: 0000000000000000 R09: 00007ffd9f817790 [ 39.460673] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f0ed44ead0 [ 39.461760] R13: 00007ffd9f818520 R14: 000055f0ed44fbc0 R15: 000055f0ed460780 [ 39.462860] [ 39.463259] irq event stamp: 1731 [ 39.463771] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 39.465069] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80 [ 39.466352] softirqs last enabled at (1302): [] handle_softirqs+0x50c/0x770 [ 39.467654] softirqs last disabled at (1297): [] __irq_exit_rcu+0xc4/0x100 [ 39.468953] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.228627] ------------[ cut here ]------------ [ 42.229468] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.231272] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 42.232775] Modules linked in: [ 42.233400] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.235196] Tainted: [W]=WARN [ 42.235705] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.237217] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.237993] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 42.241174] RSP: 0018:ffff88801692fbc0 EFLAGS: 00010286 [ 42.242054] RAX: 0000000000000000 RBX: ffffed1002d25f78 RCX: ffffffff813a4050 [ 42.243216] RDX: ffff888015591bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.244367] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d25f2f [ 42.245508] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.246646] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801692fdf8 [ 42.247783] FS: 00007f0916f45900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.249056] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.250004] CR2: 00007f0917437580 CR3: 0000000010509000 CR4: 0000000000350ef0 [ 42.251140] Call Trace: [ 42.251590] [ 42.251955] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.252760] ? __create_object+0x59/0x80 [ 42.253462] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.254328] __vmalloc_noprof+0x59/0x60 [ 42.254973] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.255747] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.256585] bpf_prog_alloc+0x39/0x200 [ 42.257245] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.258028] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.258847] do_seccomp+0x349/0x25e0 [ 42.259497] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.260312] ? __pfx_do_seccomp+0x10/0x10 [ 42.260969] ? find_held_lock+0x2b/0x80 [ 42.261644] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.262504] ? static_key_count+0x60/0x80 [ 42.263179] prctl_set_seccomp+0x4e/0x70 [ 42.263871] __do_sys_prctl+0xe6c/0x1d70 [ 42.264574] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.265337] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.266153] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.267022] ? irqentry_exit+0xf3/0x650 [ 42.267714] do_syscall_64+0xbf/0x430 [ 42.268398] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.269255] RIP: 0033:0x7f09174375cd [ 42.269858] 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 [ 42.272694] RSP: 002b:00007ffea6e976d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.273933] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f09174375cd [ 42.275073] RDX: 0000558b14c65e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.276231] RBP: 00007ffea6e97730 R08: 0000000000000000 R09: 00007ffea6e96dd0 [ 42.277376] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558b408db2b0 [ 42.278518] R13: 00007ffea6e97b60 R14: 0000558b408ddd20 R15: 0000558b408ef8d0 [ 42.279675] [ 42.280066] irq event stamp: 3063 [ 42.280647] hardirqs last enabled at (3073): [] __up_console_sem+0x78/0x80 [ 42.281989] hardirqs last disabled at (3082): [] __up_console_sem+0x5d/0x80 [ 42.283345] softirqs last enabled at (2640): [] handle_softirqs+0x50c/0x770 [ 42.284729] softirqs last disabled at (2631): [] __irq_exit_rcu+0xc4/0x100 [ 42.286079] ---[ end trace 0000000000000000 ]--- [ 42.887968] ------------[ cut here ]------------ [ 42.888915] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.890898] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.892348] Modules linked in: [ 42.892933] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.895130] Tainted: [W]=WARN [ 42.895789] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.897267] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.898129] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 42.901271] RSP: 0018:ffff88801756fbc0 EFLAGS: 00010286 [ 42.902249] RAX: 0000000000000000 RBX: ffffed1002eadf78 RCX: ffffffff813a4050 [ 42.903520] RDX: ffff888017708000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.904823] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eadf2f [ 42.906162] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.907450] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801756fdf8 [ 42.908747] FS: 00007fc59b47b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.910189] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.911291] CR2: 00007fffa445cef7 CR3: 000000000e5da000 CR4: 0000000000350ef0 [ 42.912564] Call Trace: [ 42.913024] [ 42.913480] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.914368] ? __create_object+0x59/0x80 [ 42.915096] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.916078] __vmalloc_noprof+0x59/0x60 [ 42.916826] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.917691] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.918618] bpf_prog_alloc+0x39/0x200 [ 42.919356] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.920289] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.921134] do_seccomp+0x349/0x25e0 [ 42.921845] ? find_held_lock+0x2b/0x80 [ 42.922595] ? do_prlimit+0x310/0x610 [ 42.923329] ? __pfx_do_seccomp+0x10/0x10 [ 42.924085] ? do_raw_spin_unlock+0x53/0x220 [ 42.924912] ? _raw_spin_unlock+0x1e/0x40 [ 42.925690] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.926641] ? static_key_count+0x60/0x80 [ 42.927440] prctl_set_seccomp+0x4e/0x70 [ 42.928183] __do_sys_prctl+0xe6c/0x1d70 [ 42.928962] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.929811] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.930768] ? irqentry_exit+0xf3/0x650 [ 42.931533] do_syscall_64+0xbf/0x430 [ 42.932290] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.933186] RIP: 0033:0x7fc59b96d5cd [ 42.933890] 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 [ 42.937064] RSP: 002b:00007fffa445bae0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.938423] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc59b96d5cd [ 42.939887] RDX: 000055a43ec96e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.941234] RBP: 00007fffa445bb40 R08: 0000000000000000 R09: 00007fffa445b1e0 [ 42.942409] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a46e6dfad0 [ 42.943587] R13: 00007fffa445bf70 R14: 000055a46e6e0bc0 R15: 000055a46e6f1780 [ 42.944782] [ 42.945186] irq event stamp: 1783 [ 42.945774] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 42.947167] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 42.948572] softirqs last enabled at (1678): [] handle_softirqs+0x50c/0x770 [ 42.950005] softirqs last disabled at (1673): [] __irq_exit_rcu+0xc4/0x100 [ 42.951349] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:5896' (ECDSA) to the list of known hosts. 2025/11/18 20:38:50 fuzzer started 2025/11/18 20:38:50 dialing manager at localhost:34383 2025/11/18 20:38:50 checking machine... 2025/11/18 20:38:50 checking revisions... [ 43.621045] kmemleak: Automatic memory scanning thread ended 2025/11/18 20:38:50 testing simple program... [ 43.678906] cgroup: Unknown subsys name 'net' [ 43.711658] cgroup: Unknown subsys name 'cpuset' [ 43.722663] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 20:38:49 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff888009627908 RCX=ffff888009627794 RDX=0000000000000000 RSI=ffffffff81b2d6aa RDI=ffff888009627914 RBP=0000000000000002 RSP=ffff888009627820 R8 =ffffffff86ab8488 R9 =ffff888009627880 R10=000000000003c9ed R11=00000000000255cb R12=ffff888009627908 R13=0000000000000000 R14=ffff888009611bc0 R15=ffff888008c4b780 RIP=ffffffff816191ae 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffea6e91000 CR3=000000002158c000 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=563412feff00545000000000000080fe XMM01=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002364f RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 fffffe4c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc7ccb0c98 CR3=000000000d604000 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=38333a303220383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3933325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323338 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000