[ 39.461691] ------------[ cut here ]------------ [ 39.462804] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.464939] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.466407] Modules linked in: [ 39.467032] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.469038] Tainted: [W]=WARN [ 39.469598] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.471055] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.471919] 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 [ 39.475067] RSP: 0018:ffff88800a28fbc0 EFLAGS: 00010286 [ 39.476050] RAX: 0000000000000000 RBX: ffffed1001451f78 RCX: ffffffff813a4050 [ 39.477324] RDX: ffff888019389bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.478607] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001451f2f [ 39.479898] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.481154] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a28fdf8 [ 39.482426] FS: 00007fbbab503900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.483868] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.484917] CR2: 00007fbbab9f5580 CR3: 000000000dd8a000 CR4: 0000000000350ef0 [ 39.486224] Call Trace: [ 39.486690] [ 39.487144] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.488063] ? __create_object+0x59/0x80 [ 39.488801] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.489768] __vmalloc_noprof+0x59/0x60 [ 39.490530] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.491411] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.492357] bpf_prog_alloc+0x39/0x200 [ 39.493105] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.494030] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.494901] do_seccomp+0x349/0x25e0 [ 39.495624] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.496531] ? __pfx_do_seccomp+0x10/0x10 [ 39.497313] ? find_held_lock+0x2b/0x80 [ 39.498063] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.499027] ? static_key_count+0x60/0x80 [ 39.499808] prctl_set_seccomp+0x4e/0x70 [ 39.500588] __do_sys_prctl+0xe6c/0x1d70 [ 39.501368] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.502232] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.503190] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.504158] ? irqentry_exit+0xf3/0x650 [ 39.504875] do_syscall_64+0xbf/0x430 [ 39.505607] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.506569] RIP: 0033:0x7fbbab9f55cd [ 39.507275] 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 [ 39.510454] RSP: 002b:00007ffce49125e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.511824] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbbab9f55cd [ 39.513103] RDX: 0000562aaf5fce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.514365] RBP: 00007ffce4912640 R08: 0000000000000000 R09: 00007ffce4911ce0 [ 39.515663] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562ae264bbf0 [ 39.516932] R13: 00007ffce4912a70 R14: 0000562ae2655380 R15: 0000562ae2660460 [ 39.518224] [ 39.518647] irq event stamp: 1857 [ 39.519299] hardirqs last enabled at (1867): [] __up_console_sem+0x78/0x80 [ 39.520836] hardirqs last disabled at (1876): [] __up_console_sem+0x5d/0x80 [ 39.522334] softirqs last enabled at (1576): [] handle_softirqs+0x50c/0x770 [ 39.523871] softirqs last disabled at (1571): [] __irq_exit_rcu+0xc4/0x100 [ 39.524899] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.954676] ------------[ cut here ]------------ [ 42.955326] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.956737] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 42.957797] Modules linked in: [ 42.958245] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.959873] Tainted: [W]=WARN [ 42.960307] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.961345] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.961955] 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 [ 42.964218] RSP: 0018:ffff888017f1fbc0 EFLAGS: 00010286 [ 42.964865] RAX: 0000000000000000 RBX: ffffed1002fe3f78 RCX: ffffffff813a4050 [ 42.965770] RDX: ffff888017fd3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.966665] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fe3f2f [ 42.967569] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.968466] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017f1fdf8 [ 42.969368] FS: 00007fb3e360d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.970377] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.971123] CR2: 00007ffc7f30def8 CR3: 0000000020050000 CR4: 0000000000350ef0 [ 42.972048] Call Trace: [ 42.972376] [ 42.972662] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.973290] ? __create_object+0x59/0x80 [ 42.973803] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.974485] __vmalloc_noprof+0x59/0x60 [ 42.975022] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.975610] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.976263] bpf_prog_alloc+0x39/0x200 [ 42.976741] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.977379] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.978005] do_seccomp+0x349/0x25e0 [ 42.978474] ? find_held_lock+0x2b/0x80 [ 42.978995] ? do_prlimit+0x310/0x610 [ 42.979483] ? __pfx_do_seccomp+0x10/0x10 [ 42.980034] ? do_raw_spin_unlock+0x53/0x220 [ 42.980580] ? _raw_spin_unlock+0x1e/0x40 [ 42.981113] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.981748] ? static_key_count+0x60/0x80 [ 42.982293] prctl_set_seccomp+0x4e/0x70 [ 42.982795] __do_sys_prctl+0xe6c/0x1d70 [ 42.983323] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.983893] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.984558] ? irqentry_exit+0xf3/0x650 [ 42.985077] do_syscall_64+0xbf/0x430 [ 42.985554] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.986200] RIP: 0033:0x7fb3e3aff5cd [ 42.986657] 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 [ 42.988840] RSP: 002b:00007ffc7f30cac0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.989788] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb3e3aff5cd [ 42.990681] RDX: 000055e091aa0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.991570] RBP: 00007ffc7f30cb20 R08: 0000000000000000 R09: 00007ffc7f30c1c0 [ 42.992452] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e0b65f2ad0 [ 42.993335] R13: 00007ffc7f30cf50 R14: 000055e0b65f3bc0 R15: 000055e0b6604780 [ 42.994238] [ 42.994534] irq event stamp: 1759 [ 42.994952] hardirqs last enabled at (1767): [] __up_console_sem+0x78/0x80 [ 42.996041] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 42.997087] softirqs last enabled at (1698): [] handle_softirqs+0x50c/0x770 [ 42.998158] softirqs last disabled at (1683): [] __irq_exit_rcu+0xc4/0x100 [ 42.999207] ---[ end trace 0000000000000000 ]--- [ 43.795360] ------------[ cut here ]------------ [ 43.796110] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.797731] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 43.798897] Modules linked in: [ 43.799472] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.801082] Tainted: [W]=WARN [ 43.801523] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.802690] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.803436] 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 [ 43.806005] RSP: 0018:ffff88801582fbc0 EFLAGS: 00010286 [ 43.806757] RAX: 0000000000000000 RBX: ffffed1002b05f78 RCX: ffffffff813a4050 [ 43.807787] RDX: ffff888017fd5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.808825] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b05f2f [ 43.809866] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.810885] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801582fdf8 [ 43.811926] FS: 00007f847f6d4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.813090] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.813902] CR2: 00007f847fbc6580 CR3: 00000000201cc000 CR4: 0000000000350ef0 [ 43.814936] Call Trace: [ 43.815337] [ 43.815680] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.816399] ? __create_object+0x59/0x80 [ 43.817023] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.817762] __vmalloc_noprof+0x59/0x60 [ 43.818374] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.819079] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.819820] bpf_prog_alloc+0x39/0x200 [ 43.820414] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.821161] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.821845] do_seccomp+0x349/0x25e0 [ 43.822421] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.823144] ? __pfx_do_seccomp+0x10/0x10 [ 43.823759] ? find_held_lock+0x2b/0x80 [ 43.824372] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.825144] ? static_key_count+0x60/0x80 [ 43.825752] prctl_set_seccomp+0x4e/0x70 [ 43.826377] __do_sys_prctl+0xe6c/0x1d70 [ 43.827016] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.827682] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.828445] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.829226] ? irqentry_exit+0xf3/0x650 [ 43.829806] do_syscall_64+0xbf/0x430 [ 43.830402] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.831172] RIP: 0033:0x7f847fbc65cd [ 43.831705] 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 [ 43.834226] RSP: 002b:00007fff74686b70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.835315] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f847fbc65cd [ 43.836359] RDX: 000055630afa3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.837390] RBP: 00007fff74686bd0 R08: 0000000000000000 R09: 00007fff74686270 [ 43.838424] R10: 0000000000000000 R11: 0000000000000246 R12: 000055632a0da240 [ 43.839446] R13: 00007fff74687000 R14: 000055632a0d9bf0 R15: 000055632a0ee4d0 [ 43.840493] [ 43.840832] irq event stamp: 1749 [ 43.841340] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 43.842569] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 43.843793] softirqs last enabled at (1290): [] handle_softirqs+0x50c/0x770 [ 43.845035] softirqs last disabled at (1787): [] __irq_exit_rcu+0xc4/0x100 [ 43.846244] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:46747' (ECDSA) to the list of known hosts. 2025/11/18 12:15:05 fuzzer started 2025/11/18 12:15:05 dialing manager at localhost:34383 2025/11/18 12:15:05 checking machine... 2025/11/18 12:15:05 checking revisions... [ 44.691596] kmemleak: Automatic memory scanning thread ended 2025/11/18 12:15:05 testing simple program... [ 44.782107] cgroup: Unknown subsys name 'net' [ 44.848674] cgroup: Unknown subsys name 'cpuset' [ 44.861955] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 12:15:05 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff8880e538f000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffff88806ce31cd0 RBP=ffffffff85e1ffe0 RSP=ffff888009627748 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000003ecc R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff888009627840 RIP=ffffffff815bd130 RFL=00000216 [----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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb3e35c101c CR3=000000000e036000 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=ffffffff00ffffffffffffffffffffff XMM01=707465675f6c697475646f6d6d61705f XMM02=ff000000000000ff0000000000ff0000 XMM03=66207463656e6e6f6373696420646576 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=0d0c0f0e09080b0a0504070601000302 XMM07=00000000000000000000000000000000 XMM08=000a0d732a2e25006c61746166003367 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff888015937e18 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=0000000000000001 RBP=ffffffff85e1ffe0 RSP=ffff888015937358 R8 =0000000000000001 R9 =ffff888015937450 R10=000000000003c9ed R11=000000000009a88e R12=ffffffff8135e7a2 R13=ffff888015937458 R14=ffff888015937de8 R15=ffff888015937410 RIP=ffffffff81528f17 RFL=00000202 [-------] 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 00007ffb00d63900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffae12d5b8 CR3=000000000da01000 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=a0c9d623079fe18be54de581eb8846d8 XMM02=ec2efd57dc4c00df0000000000300ee0 XMM03=fae64a5b6dae81830000000000300fb0 XMM04=f48173b6d26a601100000000000ae988 XMM05=d4d260fa01cc62f2000000000031e958 XMM06=5b75c91c80445342000000000031d160 XMM07=fb795ef6d6577056000000000030c948 XMM08=2c67c8bc2e329bc30000000000300f50 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000