[ 39.033935] ------------[ cut here ]------------ [ 39.034837] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.036833] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.038273] Modules linked in: [ 39.039122] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.041117] Tainted: [W]=WARN [ 39.041711] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.043179] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.044093] 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 [ 39.047232] RSP: 0018:ffff88800ea3fbc0 EFLAGS: 00010286 [ 39.048192] RAX: 0000000000000000 RBX: ffffed1001d47f78 RCX: ffffffff813a4050 [ 39.049459] RDX: ffff88800f063780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.050731] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001d47f2f [ 39.051988] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.053242] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ea3fdf8 [ 39.054507] FS: 00007f500684b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.055926] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.056976] CR2: 00007ffc153c6ef7 CR3: 00000000071ac000 CR4: 0000000000350ef0 [ 39.058248] Call Trace: [ 39.058741] [ 39.059152] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.060050] ? __create_object+0x59/0x80 [ 39.060823] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.061787] __vmalloc_noprof+0x59/0x60 [ 39.062487] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.063344] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.064255] bpf_prog_alloc+0x39/0x200 [ 39.064975] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.065900] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.066789] do_seccomp+0x349/0x25e0 [ 39.067475] ? find_held_lock+0x2b/0x80 [ 39.068232] ? do_prlimit+0x310/0x610 [ 39.068973] ? __pfx_do_seccomp+0x10/0x10 [ 39.069775] ? do_raw_spin_unlock+0x53/0x220 [ 39.070614] ? _raw_spin_unlock+0x1e/0x40 [ 39.071357] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.072302] ? static_key_count+0x60/0x80 [ 39.073091] prctl_set_seccomp+0x4e/0x70 [ 39.073869] __do_sys_prctl+0xe6c/0x1d70 [ 39.074655] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.075464] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.076441] ? irqentry_exit+0xf3/0x650 [ 39.077185] do_syscall_64+0xbf/0x430 [ 39.077953] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.078918] RIP: 0033:0x7f5006d3d5cd [ 39.079624] 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 [ 39.082780] RSP: 002b:00007ffc153c5520 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.084147] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5006d3d5cd [ 39.085435] RDX: 000055a64f61ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.086739] RBP: 00007ffc153c5580 R08: 0000000000000000 R09: 00007ffc153c4c20 [ 39.088035] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a66c9182b0 [ 39.089324] R13: 00007ffc153c59b0 R14: 000055a66c91ad20 R15: 000055a66c92c8d0 [ 39.090636] [ 39.091068] irq event stamp: 1807 [ 39.091736] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 39.093255] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 39.094775] softirqs last enabled at (1440): [] handle_softirqs+0x50c/0x770 [ 39.096298] softirqs last disabled at (1435): [] __irq_exit_rcu+0xc4/0x100 [ 39.097803] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.763373] ------------[ cut here ]------------ [ 41.764358] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.766430] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.767972] Modules linked in: [ 41.768615] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.770941] Tainted: [W]=WARN [ 41.771513] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.773100] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.774056] 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 [ 41.777331] RSP: 0018:ffff8880164cfbc0 EFLAGS: 00010286 [ 41.778358] RAX: 0000000000000000 RBX: ffffed1002c99f78 RCX: ffffffff813a4050 [ 41.779705] RDX: ffff888017988000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.781034] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c99f2f [ 41.782339] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.783718] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880164cfdf8 [ 41.785029] FS: 00007fca682b9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.786513] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.787613] CR2: 00007fca6881f4a6 CR3: 000000000e4a2000 CR4: 0000000000350ef0 [ 41.788950] Call Trace: [ 41.789422] [ 41.789912] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.790841] ? __create_object+0x59/0x80 [ 41.791632] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.792654] __vmalloc_noprof+0x59/0x60 [ 41.793456] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.794380] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.795354] bpf_prog_alloc+0x39/0x200 [ 41.796140] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.797102] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.798049] do_seccomp+0x349/0x25e0 [ 41.798808] ? find_held_lock+0x2b/0x80 [ 41.799526] ? do_prlimit+0x310/0x610 [ 41.800309] ? __pfx_do_seccomp+0x10/0x10 [ 41.801136] ? do_raw_spin_unlock+0x53/0x220 [ 41.802006] ? _raw_spin_unlock+0x1e/0x40 [ 41.802812] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.803809] ? static_key_count+0x60/0x80 [ 41.804620] prctl_set_seccomp+0x4e/0x70 [ 41.805383] __do_sys_prctl+0xe6c/0x1d70 [ 41.806205] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.807091] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.808101] ? irqentry_exit+0xf3/0x650 [ 41.808887] do_syscall_64+0xbf/0x430 [ 41.809627] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.810633] RIP: 0033:0x7fca687ab5cd [ 41.811319] 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 [ 41.814460] RSP: 002b:00007ffec4b300f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.815618] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fca687ab5cd [ 41.816750] RDX: 0000563ae4916e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.817850] RBP: 00007ffec4b30150 R08: 0000000000000000 R09: 00007ffec4b2f7f0 [ 41.818933] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563afa0152b0 [ 41.820033] R13: 00007ffec4b30580 R14: 0000563afa017d20 R15: 0000563afa0298d0 [ 41.821146] [ 41.821506] irq event stamp: 1837 [ 41.822081] hardirqs last enabled at (1847): [] __up_console_sem+0x78/0x80 [ 41.823396] hardirqs last disabled at (1856): [] __up_console_sem+0x5d/0x80 [ 41.824709] softirqs last enabled at (1450): [] handle_softirqs+0x50c/0x770 [ 41.826054] softirqs last disabled at (1445): [] __irq_exit_rcu+0xc4/0x100 [ 41.827337] ---[ end trace 0000000000000000 ]--- [ 42.550884] ------------[ cut here ]------------ [ 42.551382] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.552504] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.553295] Modules linked in: [ 42.553644] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.554870] Tainted: [W]=WARN [ 42.555175] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.555992] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.556474] 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 [ 42.558276] RSP: 0018:ffff88800f187bc0 EFLAGS: 00010286 [ 42.558806] RAX: 0000000000000000 RBX: ffffed1001e30f78 RCX: ffffffff813a4050 [ 42.559504] RDX: ffff888015f2d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.560207] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e30f2f [ 42.560913] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.561634] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f187df8 [ 42.562330] FS: 00007f07bbfc9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.563131] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.563716] CR2: 00007fffb0eccef7 CR3: 000000000cd6c000 CR4: 0000000000350ef0 [ 42.564414] Call Trace: [ 42.564704] [ 42.564932] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.565396] ? __create_object+0x59/0x80 [ 42.565844] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.566353] __vmalloc_noprof+0x59/0x60 [ 42.566768] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.567230] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.567758] bpf_prog_alloc+0x39/0x200 [ 42.568150] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.568673] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.569143] do_seccomp+0x349/0x25e0 [ 42.569518] ? find_held_lock+0x2b/0x80 [ 42.569953] ? do_prlimit+0x310/0x610 [ 42.570333] ? __pfx_do_seccomp+0x10/0x10 [ 42.570769] ? do_raw_spin_unlock+0x53/0x220 [ 42.571201] ? _raw_spin_unlock+0x1e/0x40 [ 42.571631] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.572140] ? static_key_count+0x60/0x80 [ 42.572585] prctl_set_seccomp+0x4e/0x70 [ 42.572998] __do_sys_prctl+0xe6c/0x1d70 [ 42.573399] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.573888] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.574402] ? irqentry_exit+0xf3/0x650 [ 42.574838] do_syscall_64+0xbf/0x430 [ 42.575219] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.575742] RIP: 0033:0x7f07bc4bb5cd [ 42.576103] 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 [ 42.577929] RSP: 002b:00007fffb0eca320 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.578650] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f07bc4bb5cd [ 42.579305] RDX: 000055ab9aff6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.579984] RBP: 00007fffb0eca380 R08: 0000000000000000 R09: 00007fffb0ec9a20 [ 42.580651] R10: 0000000000000000 R11: 0000000000000246 R12: 000055abd822ab10 [ 42.581305] R13: 00007fffb0eca7b0 R14: 000055abd822b2b0 R15: 000055abd823f6f0 [ 42.581992] [ 42.582216] irq event stamp: 1763 [ 42.582527] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80 [ 42.583328] hardirqs last disabled at (1780): [] __up_console_sem+0x5d/0x80 [ 42.584124] softirqs last enabled at (1402): [] handle_softirqs+0x50c/0x770 [ 42.584943] softirqs last disabled at (1395): [] __irq_exit_rcu+0xc4/0x100 [ 42.585751] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:55953' (ECDSA) to the list of known hosts. 2025/11/17 11:48:18 fuzzer started 2025/11/17 11:48:18 dialing manager at localhost:37895 2025/11/17 11:48:18 checking machine... 2025/11/17 11:48:18 checking revisions... [ 43.274498] kmemleak: Automatic memory scanning thread ended 2025/11/17 11:48:18 testing simple program... [ 43.336815] cgroup: Unknown subsys name 'net' [ 43.373489] cgroup: Unknown subsys name 'cpuset' [ 43.382638] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 11:48:17 Registers: info registers vcpu 0 RAX=0000000000000002 RBX=00000000ef0ec459 RCX=ffff88800f5cd750 RDX=0000000000000008 RSI=0000000006f408f0 RDI=ffffffff81b8c28b RBP=0000000000000001 RSP=ffff88801719fba0 R8 =00000000170829a0 R9 =ffff88806c9c4590 R10=0000000000000001 R11=0000000000000000 R12=0000000000000000 R13=0000000000002800 R14=ffff88801719fc08 R15=0000000000000008 RIP=ffffffff82642495 RFL=00000206 [-----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 00007fca682b9900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffec4b2a000 CR3=000000000b9fd000 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 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000000 RCX=ffffffff819e4d1f RDX=0000000000000000 RSI=00000000000000a9 RDI=ffffffff85031060 RBP=ffffffff85031060 RSP=ffff888017927b78 R8 =0000000000000000 R9 =ffffed1002ec4144 R10=0000000000000000 R11=0000000000000001 R12=00000000000000a9 R13=ffff888017927c00 R14=ffff888017927d00 R15=ffff888017927ce0 RIP=ffffffff81471cf6 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 00007f9471040700 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe1900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb86739c028 CR3=0000000009bef000 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=756e696c65735f687373203a726f7272 XMM02=2079746972756365732078756e694c45 XMM03=2064656c696146203a656d616e796278 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303633 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000