[ 39.195158] ------------[ cut here ]------------ [ 39.196121] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.198243] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.199692] Modules linked in: [ 39.200279] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.202325] Tainted: [W]=WARN [ 39.202925] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.204395] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.205322] 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 [ 39.208513] RSP: 0018:ffff88801b097bc0 EFLAGS: 00010286 [ 39.209496] RAX: 0000000000000000 RBX: ffffed1003612f78 RCX: ffffffff813a4050 [ 39.210782] RDX: ffff888016093780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.212066] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003612f2f [ 39.213339] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.214647] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b097df8 [ 39.215942] FS: 00007f230d039900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.217404] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.218470] CR2: 00007fffe48bbef7 CR3: 000000000a306000 CR4: 0000000000350ef0 [ 39.219761] Call Trace: [ 39.220225] [ 39.220676] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.221567] ? __create_object+0x59/0x80 [ 39.222373] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.223389] __vmalloc_noprof+0x59/0x60 [ 39.224192] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.225109] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.226061] bpf_prog_alloc+0x39/0x200 [ 39.226792] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.227719] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.228624] do_seccomp+0x349/0x25e0 [ 39.229311] ? find_held_lock+0x2b/0x80 [ 39.230091] ? do_prlimit+0x310/0x610 [ 39.230882] ? __pfx_do_seccomp+0x10/0x10 [ 39.231683] ? do_raw_spin_unlock+0x53/0x220 [ 39.232468] ? _raw_spin_unlock+0x1e/0x40 [ 39.233261] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.234235] ? static_key_count+0x60/0x80 [ 39.235041] prctl_set_seccomp+0x4e/0x70 [ 39.235797] __do_sys_prctl+0xe6c/0x1d70 [ 39.236533] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.237410] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.238382] ? irqentry_exit+0xf3/0x650 [ 39.239152] do_syscall_64+0xbf/0x430 [ 39.239908] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.240866] RIP: 0033:0x7f230d52b5cd [ 39.241547] 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 [ 39.244737] RSP: 002b:00007fffe48ba700 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.246102] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f230d52b5cd [ 39.247368] RDX: 0000559a9e1c6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.248636] RBP: 00007fffe48ba760 R08: 0000000000000000 R09: 00007fffe48b9e00 [ 39.249916] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559aa3509ad0 [ 39.251183] R13: 00007fffe48bab90 R14: 0000559aa350abc0 R15: 0000559aa351b780 [ 39.252468] [ 39.252931] irq event stamp: 1733 [ 39.253546] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 39.255093] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 39.256618] softirqs last enabled at (1592): [] handle_softirqs+0x50c/0x770 [ 39.258163] softirqs last disabled at (1587): [] __irq_exit_rcu+0xc4/0x100 [ 39.259659] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.825062] ------------[ cut here ]------------ [ 42.825983] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.828032] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.829506] Modules linked in: [ 42.830153] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.832119] Tainted: [W]=WARN [ 42.832703] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.834180] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.835094] 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 [ 42.838267] RSP: 0018:ffff888016e8fbc0 EFLAGS: 00010286 [ 42.839234] RAX: 0000000000000000 RBX: ffffed1002dd1f78 RCX: ffffffff813a4050 [ 42.840515] RDX: ffff888015a9b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.841810] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dd1f2f [ 42.843088] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.844371] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e8fdf8 [ 42.845659] FS: 00007f0e90ff2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.847124] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.848206] CR2: 00007f0e914e4580 CR3: 0000000009ee2000 CR4: 0000000000350ef0 [ 42.849515] Call Trace: [ 42.850016] [ 42.850427] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.851323] ? __create_object+0x59/0x80 [ 42.852099] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.853088] __vmalloc_noprof+0x59/0x60 [ 42.853898] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.854768] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.855790] bpf_prog_alloc+0x39/0x200 [ 42.856505] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.857430] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.858356] do_seccomp+0x349/0x25e0 [ 42.859114] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.860044] ? __pfx_do_seccomp+0x10/0x10 [ 42.860835] ? find_held_lock+0x2b/0x80 [ 42.861568] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.862526] ? static_key_count+0x60/0x80 [ 42.863319] prctl_set_seccomp+0x4e/0x70 [ 42.864096] __do_sys_prctl+0xe6c/0x1d70 [ 42.864899] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.865818] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.866799] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.867765] ? irqentry_exit+0xf3/0x650 [ 42.868486] do_syscall_64+0xbf/0x430 [ 42.869226] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.870184] RIP: 0033:0x7f0e914e45cd [ 42.870878] 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 [ 42.874063] RSP: 002b:00007ffe66ed5070 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.875445] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0e914e45cd [ 42.876741] RDX: 0000555d2d01be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.878048] RBP: 00007ffe66ed50d0 R08: 0000000000000000 R09: 00007ffe66ed4770 [ 42.879327] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555d3ad58ad0 [ 42.880632] R13: 00007ffe66ed5500 R14: 0000555d3ad59bc0 R15: 0000555d3ad6a780 [ 42.881983] [ 42.882404] irq event stamp: 1823 [ 42.883055] hardirqs last enabled at (1833): [] __up_console_sem+0x78/0x80 [ 42.884601] hardirqs last disabled at (1844): [] __up_console_sem+0x5d/0x80 [ 42.886212] softirqs last enabled at (1688): [] handle_softirqs+0x50c/0x770 [ 42.887784] softirqs last disabled at (1863): [] __irq_exit_rcu+0xc4/0x100 [ 42.889311] ---[ end trace 0000000000000000 ]--- [ 43.703379] ------------[ cut here ]------------ [ 43.704306] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.706351] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.707789] Modules linked in: [ 43.708380] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.710322] Tainted: [W]=WARN [ 43.710913] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.712383] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.713291] 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 [ 43.716409] RSP: 0018:ffff888016e6fbc0 EFLAGS: 00010286 [ 43.717392] RAX: 0000000000000000 RBX: ffffed1002dcdf78 RCX: ffffffff813a4050 [ 43.718686] RDX: ffff88800f813780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.720006] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dcdf2f [ 43.721266] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.722544] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e6fdf8 [ 43.723844] FS: 00007efc98d38900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.725284] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.726379] CR2: 00007ffdf9953ef7 CR3: 000000000fa9b000 CR4: 0000000000350ef0 [ 43.727693] Call Trace: [ 43.728153] [ 43.728554] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.729446] ? __create_object+0x59/0x80 [ 43.730239] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.731214] __vmalloc_noprof+0x59/0x60 [ 43.731973] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.732852] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.733793] bpf_prog_alloc+0x39/0x200 [ 43.734492] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.735437] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.736361] do_seccomp+0x349/0x25e0 [ 43.737107] ? find_held_lock+0x2b/0x80 [ 43.737913] ? do_prlimit+0x310/0x610 [ 43.738648] ? __pfx_do_seccomp+0x10/0x10 [ 43.739380] ? do_raw_spin_unlock+0x53/0x220 [ 43.740218] ? _raw_spin_unlock+0x1e/0x40 [ 43.740981] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.741972] ? static_key_count+0x60/0x80 [ 43.742765] prctl_set_seccomp+0x4e/0x70 [ 43.743515] __do_sys_prctl+0xe6c/0x1d70 [ 43.744305] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.745182] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.746170] ? irqentry_exit+0xf3/0x650 [ 43.746932] do_syscall_64+0xbf/0x430 [ 43.747681] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.748622] RIP: 0033:0x7efc9922a5cd [ 43.749274] 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 [ 43.752401] RSP: 002b:00007ffdf9951ef0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.753766] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efc9922a5cd [ 43.755070] RDX: 000055af724d6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.756343] RBP: 00007ffdf9951f50 R08: 0000000000000000 R09: 00007ffdf99515f0 [ 43.757649] R10: 0000000000000000 R11: 0000000000000246 R12: 000055af9c33cad0 [ 43.758806] R13: 00007ffdf9952380 R14: 000055af9c33dbc0 R15: 000055af9c34e780 [ 43.759917] [ 43.760278] irq event stamp: 1697 [ 43.760828] hardirqs last enabled at (1707): [] __up_console_sem+0x78/0x80 [ 43.762134] hardirqs last disabled at (1716): [] __up_console_sem+0x5d/0x80 [ 43.763417] softirqs last enabled at (1646): [] handle_softirqs+0x50c/0x770 [ 43.764707] softirqs last disabled at (1641): [] __irq_exit_rcu+0xc4/0x100 [ 43.765981] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:48634' (ECDSA) to the list of known hosts. 2025/11/17 11:45:20 fuzzer started 2025/11/17 11:45:20 dialing manager at localhost:37895 2025/11/17 11:45:20 checking machine... 2025/11/17 11:45:20 checking revisions... [ 44.666141] kmemleak: Automatic memory scanning thread ended 2025/11/17 11:45:20 testing simple program... [ 44.760765] cgroup: Unknown subsys name 'net' [ 44.832832] cgroup: Unknown subsys name 'cpuset' [ 44.852564] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 11:45:19 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffffffff81618fa0 RCX=ffff88806ce089c4 RDX=1ffff1100d9c1159 RSI=ffffffff83c9601a RDI=ffff88806ce08b38 RBP=ffff88806ce08b08 RSP=ffff88806ce08a68 R8 =0000000000000001 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=0000000000023e3c R12=ffff88806ce08b38 R13=0000000000000000 R14=ffff888015533780 R15=ffff888008c4b780 RIP=ffffffff81618fae RFL=00000282 [--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 00007f2ebcbf2900 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=00007f2ebc30a028 CR3=000000000d11a000 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=5478ecee7f1a08bea249c8dd5cc6e749 XMM02=0000000000303dc0d59e07bde36eea69 XMM03=0000000000303ee8ec2efd57dc4c00df XMM04=ab0ef14d72b5947c00000000000ae988 XMM05=5b1173d57d4b59140000000000321f70 XMM06=00eafcfdf0d268260000000000320008 XMM07=fb795ef6d6577056000000000030f778 XMM08=2c67c8bc2e329bc30000000000303ee8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff86ab82ee RDX=0000000000000001 RSI=0000000000000000 RDI=0000000000000001 RBP=ffff888016a5f340 RSP=ffff888016a5f278 R8 =ffffffff86ab82f2 R9 =ffff888016a5f328 R10=000000000003c9ed R11=00000000000255da R12=ffff888016a5f348 R13=ffff888016a5f330 R14=ffff888016a5f648 R15=ffff888016a5f2e8 RIP=ffffffff8135f360 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 00007f0e90ff2900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe66ecf000 CR3=000000000d36d000 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=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