[ 39.587602] ------------[ cut here ]------------ [ 39.588563] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.590759] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.592383] Modules linked in: [ 39.593069] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.595247] Tainted: [W]=WARN [ 39.595907] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.597497] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.598507] 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 [ 39.601909] RSP: 0018:ffff888015c17bc0 EFLAGS: 00010286 [ 39.602999] RAX: 0000000000000000 RBX: ffffed1002b82f78 RCX: ffffffff813a4050 [ 39.604411] RDX: ffff88801b4c0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.605814] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b82f2f [ 39.607231] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.608644] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015c17df8 [ 39.610050] FS: 00007f957cb51900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.611650] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.612815] CR2: 00007f957d043580 CR3: 000000000e2ee000 CR4: 0000000000350ef0 [ 39.614219] Call Trace: [ 39.614773] [ 39.615229] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.616206] ? __create_object+0x59/0x80 [ 39.617055] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.618136] __vmalloc_noprof+0x59/0x60 [ 39.618963] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.619921] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.620945] bpf_prog_alloc+0x39/0x200 [ 39.621768] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.622799] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.623782] do_seccomp+0x349/0x25e0 [ 39.624502] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.625489] ? __pfx_do_seccomp+0x10/0x10 [ 39.626373] ? find_held_lock+0x2b/0x80 [ 39.627196] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.628251] ? static_key_count+0x60/0x80 [ 39.629123] prctl_set_seccomp+0x4e/0x70 [ 39.629968] __do_sys_prctl+0xe6c/0x1d70 [ 39.630853] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.631801] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.632877] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.633932] ? irqentry_exit+0xf3/0x650 [ 39.634799] do_syscall_64+0xbf/0x430 [ 39.635549] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.636592] RIP: 0033:0x7f957d0435cd [ 39.637341] 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 [ 39.640808] RSP: 002b:00007ffd52ce7a30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.642301] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f957d0435cd [ 39.643693] RDX: 0000555e6e919e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.645095] RBP: 00007ffd52ce7a90 R08: 0000000000000000 R09: 00007ffd52ce7130 [ 39.646501] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555e8b0fdad0 [ 39.647899] R13: 00007ffd52ce7ec0 R14: 0000555e8b0febc0 R15: 0000555e8b10f780 [ 39.649303] [ 39.649816] irq event stamp: 1725 [ 39.650505] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 39.652169] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 39.653843] softirqs last enabled at (1646): [] handle_softirqs+0x50c/0x770 [ 39.655294] softirqs last disabled at (1641): [] __irq_exit_rcu+0xc4/0x100 [ 39.656655] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.887088] ------------[ cut here ]------------ [ 42.888072] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.890224] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.891777] Modules linked in: [ 42.892427] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.894583] Tainted: [W]=WARN [ 42.895219] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.896780] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.897782] 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 [ 42.901140] RSP: 0018:ffff88801b697bc0 EFLAGS: 00010286 [ 42.902215] RAX: 0000000000000000 RBX: ffffed10036d2f78 RCX: ffffffff813a4050 [ 42.903584] RDX: ffff888017a48000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.904987] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10036d2f2f [ 42.906461] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.907764] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b697df8 [ 42.909064] FS: 00007f83f141f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.910516] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.911573] CR2: 00007fffb8251ef8 CR3: 000000000d5a9000 CR4: 0000000000350ef0 [ 42.912860] Call Trace: [ 42.913323] [ 42.913773] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.914701] ? __create_object+0x59/0x80 [ 42.915454] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.916421] __vmalloc_noprof+0x59/0x60 [ 42.917155] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.918032] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.918970] bpf_prog_alloc+0x39/0x200 [ 42.919694] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.920587] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.921501] do_seccomp+0x349/0x25e0 [ 42.922230] ? find_held_lock+0x2b/0x80 [ 42.922985] ? do_prlimit+0x310/0x610 [ 42.923727] ? __pfx_do_seccomp+0x10/0x10 [ 42.924465] ? do_raw_spin_unlock+0x53/0x220 [ 42.925286] ? _raw_spin_unlock+0x1e/0x40 [ 42.926085] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.927055] ? static_key_count+0x60/0x80 [ 42.927870] prctl_set_seccomp+0x4e/0x70 [ 42.928618] __do_sys_prctl+0xe6c/0x1d70 [ 42.929405] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.930264] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.931250] ? irqentry_exit+0xf3/0x650 [ 42.932016] do_syscall_64+0xbf/0x430 [ 42.932749] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.933684] RIP: 0033:0x7f83f19115cd [ 42.934361] 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 [ 42.937524] RSP: 002b:00007fffb824f690 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.938890] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f83f19115cd [ 42.940175] RDX: 00005596413a0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.941450] RBP: 00007fffb824f6f0 R08: 0000000000000000 R09: 00007fffb824ed90 [ 42.942745] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559671a60ad0 [ 42.944028] R13: 00007fffb824fb20 R14: 0000559671a61bc0 R15: 0000559671a72780 [ 42.945331] [ 42.945795] irq event stamp: 1735 [ 42.946428] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 42.947686] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 42.948947] softirqs last enabled at (1682): [] handle_softirqs+0x50c/0x770 [ 42.950243] softirqs last disabled at (1677): [] __irq_exit_rcu+0xc4/0x100 [ 42.951494] ---[ end trace 0000000000000000 ]--- [ 43.739991] ------------[ cut here ]------------ [ 43.740931] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.742932] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.744364] Modules linked in: [ 43.745025] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.746994] Tainted: [W]=WARN [ 43.747543] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.749008] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.749907] 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 [ 43.753072] RSP: 0018:ffff88801972fbc0 EFLAGS: 00010286 [ 43.754064] RAX: 0000000000000000 RBX: ffffed10032e5f78 RCX: ffffffff813a4050 [ 43.755351] RDX: ffff888017950000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.756649] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10032e5f2f [ 43.757916] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.759215] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801972fdf8 [ 43.760497] FS: 00007fda2365e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.761919] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.763005] CR2: 00007ffd9b2c3ef8 CR3: 0000000020322000 CR4: 0000000000350ef0 [ 43.764306] Call Trace: [ 43.764816] [ 43.765229] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.766159] ? __create_object+0x59/0x80 [ 43.766962] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.767941] __vmalloc_noprof+0x59/0x60 [ 43.768712] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.769548] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.770503] bpf_prog_alloc+0x39/0x200 [ 43.771255] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.772191] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.773098] do_seccomp+0x349/0x25e0 [ 43.773823] ? find_held_lock+0x2b/0x80 [ 43.774563] ? do_prlimit+0x310/0x610 [ 43.775312] ? __pfx_do_seccomp+0x10/0x10 [ 43.776111] ? do_raw_spin_unlock+0x53/0x220 [ 43.776954] ? _raw_spin_unlock+0x1e/0x40 [ 43.777722] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.778682] ? static_key_count+0x60/0x80 [ 43.779431] prctl_set_seccomp+0x4e/0x70 [ 43.780200] __do_sys_prctl+0xe6c/0x1d70 [ 43.780980] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.781832] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.782820] ? irqentry_exit+0xf3/0x650 [ 43.783543] do_syscall_64+0xbf/0x430 [ 43.784282] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.785239] RIP: 0033:0x7fda23b505cd [ 43.785937] 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 [ 43.789089] RSP: 002b:00007ffd9b2c28c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.790509] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fda23b505cd [ 43.791778] RDX: 00005568f48c6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.793062] RBP: 00007ffd9b2c2920 R08: 0000000000000000 R09: 00007ffd9b2c1fc0 [ 43.794394] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556906bd1ad0 [ 43.795703] R13: 00007ffd9b2c2d50 R14: 0000556906bd2bc0 R15: 0000556906be3780 [ 43.796993] [ 43.797422] irq event stamp: 1733 [ 43.798070] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 43.799603] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 43.801168] softirqs last enabled at (1712): [] handle_softirqs+0x50c/0x770 [ 43.802719] softirqs last disabled at (1693): [] __irq_exit_rcu+0xc4/0x100 [ 43.804235] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:21141' (ECDSA) to the list of known hosts. 2025/11/19 02:20:02 fuzzer started 2025/11/19 02:20:02 dialing manager at localhost:34383 2025/11/19 02:20:02 checking machine... 2025/11/19 02:20:02 checking revisions... [ 44.701269] kmemleak: Automatic memory scanning thread ended 2025/11/19 02:20:02 testing simple program... [ 44.801305] cgroup: Unknown subsys name 'net' [ 44.848559] cgroup: Unknown subsys name 'cpuset' [ 44.861669] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 02:20:01 Registers: info registers vcpu 0 RAX=0000001d4dfca8a0 RBX=0000000000000000 RCX=00000000000006e0 RDX=000000000000001d RSI=ffff88806ce23b00 RDI=000000000005360f RBP=ffff88806ce23b00 RSP=ffff888015a4fe20 R8 =0000000000000001 R9 =0000000000000000 R10=00000000000eeac4 R11=0000000000000001 R12=000000000005360f 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f6caa7d2900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000559671a85768 CR3=000000000bb32000 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=d09b5b33db1f1d0b00000000000ae988 XMM05=4e0245377682084d0000000000320080 XMM06=f9cbe26e4aefa9a7000000000031f128 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000000 RCX=ffffffff8416ac39 RDX=ffff888015f31bc0 RSI=ffffffff8416abd8 RDI=0000000000000005 RBP=0000000000000000 RSP=ffff888019367510 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff88801703b5e8 R13=ffff88801703b5e8 R14=ffff88801703b638 R15=0000000000000000 RIP=ffffffff81751e08 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 00007f83f141f900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f83f19d6618 CR3=00000000201e7000 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