[ 39.531307] ------------[ cut here ]------------ [ 39.532257] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.534262] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.535767] Modules linked in: [ 39.536414] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.538456] Tainted: [W]=WARN [ 39.539014] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.540499] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.541481] 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 [ 39.544709] RSP: 0018:ffff88800ef87bc0 EFLAGS: 00010286 [ 39.545714] RAX: 0000000000000000 RBX: ffffed1001df0f78 RCX: ffffffff813a4050 [ 39.546994] RDX: ffff88800dc1d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.548282] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001df0f2f [ 39.549603] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.550947] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ef87df8 [ 39.552392] FS: 00007ff32ddc4900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.553962] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.555225] CR2: 00007ff32e2b6580 CR3: 000000000d015000 CR4: 0000000000350ef0 [ 39.556789] Call Trace: [ 39.557453] [ 39.557901] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.558828] ? __create_object+0x59/0x80 [ 39.559689] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.560759] __vmalloc_noprof+0x59/0x60 [ 39.561575] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.562479] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.563449] bpf_prog_alloc+0x39/0x200 [ 39.564212] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.565188] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.566085] do_seccomp+0x349/0x25e0 [ 39.566849] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.567793] ? __pfx_do_seccomp+0x10/0x10 [ 39.568584] ? find_held_lock+0x2b/0x80 [ 39.569366] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.570391] ? static_key_count+0x60/0x80 [ 39.571248] prctl_set_seccomp+0x4e/0x70 [ 39.571990] __do_sys_prctl+0xe6c/0x1d70 [ 39.572777] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.573676] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.574645] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.575636] ? irqentry_exit+0xf3/0x650 [ 39.576414] do_syscall_64+0xbf/0x430 [ 39.577169] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.578234] RIP: 0033:0x7ff32e2b65cd [ 39.578915] 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 [ 39.582314] RSP: 002b:00007ffe37d19ad0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.583992] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff32e2b65cd [ 39.585581] RDX: 000055adcbd43e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.586878] RBP: 00007ffe37d19b30 R08: 0000000000000000 R09: 00007ffe37d191d0 [ 39.588200] R10: 0000000000000000 R11: 0000000000000246 R12: 000055adf48fcad0 [ 39.589535] R13: 00007ffe37d19f60 R14: 000055adf48fdbc0 R15: 000055adf490e780 [ 39.590852] [ 39.591350] irq event stamp: 1711 [ 39.592006] hardirqs last enabled at (1719): [] __up_console_sem+0x78/0x80 [ 39.593578] hardirqs last disabled at (1728): [] __up_console_sem+0x5d/0x80 [ 39.594751] softirqs last enabled at (1648): [] handle_softirqs+0x50c/0x770 [ 39.595932] softirqs last disabled at (1643): [] __irq_exit_rcu+0xc4/0x100 [ 39.596941] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.371433] ------------[ cut here ]------------ [ 42.372369] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.374341] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.375814] Modules linked in: [ 42.376456] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.378503] Tainted: [W]=WARN [ 42.379047] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.380512] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.381425] 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 [ 42.384598] RSP: 0018:ffff888014a77bc0 EFLAGS: 00010286 [ 42.385590] RAX: 0000000000000000 RBX: ffffed100294ef78 RCX: ffffffff813a4050 [ 42.386875] RDX: ffff888017aeb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.388164] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100294ef2f [ 42.389453] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.390774] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014a77df8 [ 42.392080] FS: 00007f1b20670900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.393571] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.394640] CR2: 00007ffd78375ef8 CR3: 00000000204e8000 CR4: 0000000000350ef0 [ 42.395943] Call Trace: [ 42.396441] [ 42.396860] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.397778] ? __create_object+0x59/0x80 [ 42.398586] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.399547] __vmalloc_noprof+0x59/0x60 [ 42.400308] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.401174] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.402052] bpf_prog_alloc+0x39/0x200 [ 42.402789] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.403728] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.404631] do_seccomp+0x349/0x25e0 [ 42.405350] ? find_held_lock+0x2b/0x80 [ 42.406083] ? do_prlimit+0x310/0x610 [ 42.406813] ? __pfx_do_seccomp+0x10/0x10 [ 42.407591] ? do_raw_spin_unlock+0x53/0x220 [ 42.408434] ? _raw_spin_unlock+0x1e/0x40 [ 42.409229] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.410195] ? static_key_count+0x60/0x80 [ 42.410950] prctl_set_seccomp+0x4e/0x70 [ 42.411739] __do_sys_prctl+0xe6c/0x1d70 [ 42.412517] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.413378] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.414363] ? irqentry_exit+0xf3/0x650 [ 42.415072] do_syscall_64+0xbf/0x430 [ 42.415810] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.416753] RIP: 0033:0x7f1b20b625cd [ 42.417452] 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 [ 42.420695] RSP: 002b:00007ffd78374800 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.422087] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1b20b625cd [ 42.423362] RDX: 000055b0ee1ebe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.424633] RBP: 00007ffd78374860 R08: 0000000000000000 R09: 00007ffd78373f00 [ 42.425918] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b124c25240 [ 42.427203] R13: 00007ffd78374c90 R14: 000055b124c24bf0 R15: 000055b124c394d0 [ 42.428465] [ 42.428885] irq event stamp: 1743 [ 42.429574] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 42.431097] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 42.432610] softirqs last enabled at (1606): [] handle_softirqs+0x50c/0x770 [ 42.434157] softirqs last disabled at (1601): [] __irq_exit_rcu+0xc4/0x100 [ 42.435647] ---[ end trace 0000000000000000 ]--- [ 43.259564] ------------[ cut here ]------------ [ 43.260411] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.262602] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.263897] Modules linked in: [ 43.264458] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.266207] Tainted: [W]=WARN [ 43.266696] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.267982] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.268798] 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 [ 43.271626] RSP: 0018:ffff888014827bc0 EFLAGS: 00010286 [ 43.272502] RAX: 0000000000000000 RBX: ffffed1002904f78 RCX: ffffffff813a4050 [ 43.273661] RDX: ffff888018343780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.274797] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002904f2f [ 43.275917] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.277043] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014827df8 [ 43.278189] FS: 00007f5426a34900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.279458] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.280405] CR2: 00007f5426f26580 CR3: 000000000e3d0000 CR4: 0000000000350ef0 [ 43.281563] Call Trace: [ 43.282162] [ 43.282529] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.283325] ? __create_object+0x59/0x80 [ 43.283985] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.284830] __vmalloc_noprof+0x59/0x60 [ 43.285488] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.286266] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.287056] bpf_prog_alloc+0x39/0x200 [ 43.287719] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.288984] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.289793] do_seccomp+0x349/0x25e0 [ 43.290416] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.291221] ? __pfx_do_seccomp+0x10/0x10 [ 43.291891] ? find_held_lock+0x2b/0x80 [ 43.292553] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.293410] ? static_key_count+0x60/0x80 [ 43.294083] prctl_set_seccomp+0x4e/0x70 [ 43.294765] __do_sys_prctl+0xe6c/0x1d70 [ 43.295451] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.296253] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.297065] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.297942] ? irqentry_exit+0xf3/0x650 [ 43.298610] do_syscall_64+0xbf/0x430 [ 43.299264] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.300069] RIP: 0033:0x7f5426f265cd [ 43.300695] 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 [ 43.303500] RSP: 002b:00007ffd52962e30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.304705] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5426f265cd [ 43.305859] RDX: 0000556d7c8cee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.306990] RBP: 00007ffd52962e90 R08: 0000000000000000 R09: 00007ffd52962530 [ 43.308139] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556d8e6a5ad0 [ 43.309268] R13: 00007ffd529632c0 R14: 0000556d8e6a6bc0 R15: 0000556d8e6b7780 [ 43.310428] [ 43.310804] irq event stamp: 1893 [ 43.311362] hardirqs last enabled at (1903): [] __up_console_sem+0x78/0x80 [ 43.312701] hardirqs last disabled at (1912): [] __up_console_sem+0x5d/0x80 [ 43.314060] softirqs last enabled at (1748): [] handle_softirqs+0x50c/0x770 [ 43.315434] softirqs last disabled at (1741): [] __irq_exit_rcu+0xc4/0x100 [ 43.316768] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:48905' (ECDSA) to the list of known hosts. 2025/11/18 15:10:14 fuzzer started 2025/11/18 15:10:14 dialing manager at localhost:34383 2025/11/18 15:10:14 checking machine... 2025/11/18 15:10:14 checking revisions... [ 44.230203] kmemleak: Automatic memory scanning thread ended 2025/11/18 15:10:15 testing simple program... [ 44.307306] cgroup: Unknown subsys name 'net' [ 44.390943] cgroup: Unknown subsys name 'cpuset' [ 44.413816] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 15:10:14 Registers: info registers vcpu 0 RAX=0000001d065ffd68 RBX=0000000000000000 RCX=00000000000006e0 RDX=000000000000001d RSI=ffff88806ce23b00 RDI=0000000000052a51 RBP=ffff88806ce23b00 RSP=ffff88806ce08ed8 R8 =0000000000000001 R9 =0000000000000000 R10=00000000000ec925 R11=0000000000000001 R12=0000000000052a51 R13=0000000000000000 R14=0000000000000000 R15=ffff88806ce28500 RIP=ffffffff8132e865 RFL=00000016 [----AP-] 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 00007f1b20670900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1b20c25650 CR3=000000000e87b000 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=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=ffbc64ffffbc44ffffbc34ffffbc9f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff888017aed340 RCX=ffffffff81693813 RDX=0000000000000000 RSI=ffffffff81684df1 RDI=ffff888017aed73c RBP=ffff888017aed340 RSP=ffff888019147c38 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000000 R12=1ffff11003228fb6 R13=ffffffff81684dec R14=ffffed1003228fa0 R15=00000000ffffffff RIP=ffffffff815bd7a7 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 00007f1c9912f700 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe87ccb5d8 CR3=000000000ca2b000 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=30313a353120383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323838 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000