[ 46.023777] ------------[ cut here ]------------ [ 46.024369] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.025673] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 46.026609] Modules linked in: [ 46.026983] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.028240] Tainted: [W]=WARN [ 46.028623] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.029570] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.030128] 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 [ 46.032172] RSP: 0018:ffff88800b387bc0 EFLAGS: 00010286 [ 46.032803] RAX: 0000000000000000 RBX: ffffed1001670f78 RCX: ffffffff813a4050 [ 46.033645] RDX: ffff888017179bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.034463] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001670f2f [ 46.035257] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.036087] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800b387df8 [ 46.036919] FS: 00007f57ac58f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.037860] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.038552] CR2: 00007fff828f1ef7 CR3: 0000000007386000 CR4: 0000000000350ef0 [ 46.039345] Call Trace: [ 46.039677] [ 46.039939] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.040511] ? __create_object+0x59/0x80 [ 46.040981] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.041604] __vmalloc_noprof+0x59/0x60 [ 46.042060] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.042616] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.043182] bpf_prog_alloc+0x39/0x200 [ 46.043650] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.044214] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.044794] do_seccomp+0x349/0x25e0 [ 46.045225] ? find_held_lock+0x2b/0x80 [ 46.045722] ? do_prlimit+0x310/0x610 [ 46.046172] ? __pfx_do_seccomp+0x10/0x10 [ 46.046679] ? do_raw_spin_unlock+0x53/0x220 [ 46.047181] ? _raw_spin_unlock+0x1e/0x40 [ 46.047681] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.048269] ? static_key_count+0x60/0x80 [ 46.048790] prctl_set_seccomp+0x4e/0x70 [ 46.049259] __do_sys_prctl+0xe6c/0x1d70 [ 46.049771] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.050288] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.050913] ? irqentry_exit+0xf3/0x650 [ 46.051371] do_syscall_64+0xbf/0x430 [ 46.051841] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.052446] RIP: 0033:0x7f57aca815cd [ 46.052863] 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 [ 46.055516] RSP: 002b:00007fff828f0260 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.056362] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f57aca815cd [ 46.057192] RDX: 0000555d4b85de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.058012] RBP: 00007fff828f02c0 R08: 0000000000000000 R09: 00007fff828ef960 [ 46.058825] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555d80c22ad0 [ 46.059638] R13: 00007fff828f06f0 R14: 0000555d80c23bc0 R15: 0000555d80c34780 [ 46.060472] [ 46.060744] irq event stamp: 1781 [ 46.061129] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 46.062127] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 46.063099] softirqs last enabled at (1804): [] handle_softirqs+0x50c/0x770 [ 46.064090] softirqs last disabled at (1797): [] __irq_exit_rcu+0xc4/0x100 [ 46.065058] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.614348] ------------[ cut here ]------------ [ 48.615273] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.617343] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/238 [ 48.618808] Modules linked in: [ 48.619387] CPU: 1 UID: 104 PID: 238 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.622848] Tainted: [W]=WARN [ 48.623544] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.625028] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.625952] 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 [ 48.629162] RSP: 0018:ffff88801cc0fbc0 EFLAGS: 00010286 [ 48.630147] RAX: 0000000000000000 RBX: ffffed1003981f78 RCX: ffffffff813a4050 [ 48.631443] RDX: ffff888018559bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.632711] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003981f2f [ 48.634005] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.635284] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801cc0fdf8 [ 48.636563] FS: 00007f59be18c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.638017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.639071] CR2: 00007ffc9370bef7 CR3: 00000000218cf000 CR4: 0000000000350ef0 [ 48.640355] Call Trace: [ 48.640848] [ 48.641268] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.642191] ? __create_object+0x59/0x80 [ 48.642976] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.643948] __vmalloc_noprof+0x59/0x60 [ 48.644713] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.645604] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.646549] bpf_prog_alloc+0x39/0x200 [ 48.647241] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.648174] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.649078] do_seccomp+0x349/0x25e0 [ 48.649813] ? find_held_lock+0x2b/0x80 [ 48.650570] ? do_prlimit+0x310/0x610 [ 48.651270] ? __pfx_do_seccomp+0x10/0x10 [ 48.652050] ? do_raw_spin_unlock+0x53/0x220 [ 48.652897] ? _raw_spin_unlock+0x1e/0x40 [ 48.653699] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.654658] ? static_key_count+0x60/0x80 [ 48.655465] prctl_set_seccomp+0x4e/0x70 [ 48.656202] __do_sys_prctl+0xe6c/0x1d70 [ 48.657003] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.657910] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.658894] ? irqentry_exit+0xf3/0x650 [ 48.659661] do_syscall_64+0xbf/0x430 [ 48.660362] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.661322] RIP: 0033:0x7f59be67e5cd [ 48.662054] 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 [ 48.665213] RSP: 002b:00007ffc9370ae00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.666588] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f59be67e5cd [ 48.667877] RDX: 00005629e850ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.669145] RBP: 00007ffc9370ae60 R08: 0000000000000000 R09: 00007ffc9370a500 [ 48.670450] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562a04c85bf0 [ 48.671732] R13: 00007ffc9370b290 R14: 0000562a04c8f380 R15: 0000562a04c9a460 [ 48.673034] [ 48.673514] irq event stamp: 2079 [ 48.674127] hardirqs last enabled at (2087): [] __up_console_sem+0x78/0x80 [ 48.675644] hardirqs last disabled at (2096): [] __up_console_sem+0x5d/0x80 [ 48.677175] softirqs last enabled at (1980): [] handle_softirqs+0x50c/0x770 [ 48.678605] softirqs last disabled at (1975): [] __irq_exit_rcu+0xc4/0x100 [ 48.679858] ---[ end trace 0000000000000000 ]--- [ 49.418924] ------------[ cut here ]------------ [ 49.420022] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.422392] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/246 [ 49.424097] Modules linked in: [ 49.424826] CPU: 1 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.427126] Tainted: [W]=WARN [ 49.427819] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.429518] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.430582] 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 [ 49.434264] RSP: 0018:ffff88800f087bc0 EFLAGS: 00010286 [ 49.435393] RAX: 0000000000000000 RBX: ffffed1001e10f78 RCX: ffffffff813a4050 [ 49.436886] RDX: ffff888017173780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.438373] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e10f2f [ 49.439854] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.441329] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f087df8 [ 49.442817] FS: 00007f23c943a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.444465] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.445704] CR2: 00007fff3cc5bef7 CR3: 000000000cbc5000 CR4: 0000000000350ef0 [ 49.447155] Call Trace: [ 49.447723] [ 49.448180] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.449192] ? __create_object+0x59/0x80 [ 49.450099] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.451215] __vmalloc_noprof+0x59/0x60 [ 49.452071] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.453069] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.454148] bpf_prog_alloc+0x39/0x200 [ 49.454981] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.456029] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.457060] do_seccomp+0x349/0x25e0 [ 49.457898] ? find_held_lock+0x2b/0x80 [ 49.458761] ? do_prlimit+0x310/0x610 [ 49.459617] ? __pfx_do_seccomp+0x10/0x10 [ 49.460524] ? do_raw_spin_unlock+0x53/0x220 [ 49.461491] ? _raw_spin_unlock+0x1e/0x40 [ 49.462327] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.463453] ? static_key_count+0x60/0x80 [ 49.464314] prctl_set_seccomp+0x4e/0x70 [ 49.465202] __do_sys_prctl+0xe6c/0x1d70 [ 49.466110] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.467095] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.468209] ? irqentry_exit+0xf3/0x650 [ 49.469086] do_syscall_64+0xbf/0x430 [ 49.469964] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.471058] RIP: 0033:0x7f23c992c5cd [ 49.471872] 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 [ 49.475520] RSP: 002b:00007fff3cc59aa0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.477081] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f23c992c5cd [ 49.478555] RDX: 00005556b037ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.480014] RBP: 00007fff3cc59b00 R08: 0000000000000000 R09: 00007fff3cc591a0 [ 49.481493] R10: 0000000000000000 R11: 0000000000000246 R12: 00005556bd0d5240 [ 49.482950] R13: 00007fff3cc59f30 R14: 00005556bd0d4bf0 R15: 00005556bd0e94d0 [ 49.484455] [ 49.484936] irq event stamp: 1753 [ 49.485686] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 49.487282] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 49.488741] softirqs last enabled at (1644): [] handle_softirqs+0x50c/0x770 [ 49.490265] softirqs last disabled at (1639): [] __irq_exit_rcu+0xc4/0x100 [ 49.491743] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:55294' (ECDSA) to the list of known hosts. 2025/11/18 02:36:37 fuzzer started 2025/11/18 02:36:37 dialing manager at localhost:37895 2025/11/18 02:36:37 checking machine... 2025/11/18 02:36:37 checking revisions... [ 50.544727] kmemleak: Automatic memory scanning thread ended 2025/11/18 02:36:38 testing simple program... [ 50.636248] cgroup: Unknown subsys name 'net' [ 50.708241] cgroup: Unknown subsys name 'cpuset' [ 50.723821] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 02:36:36 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff88806ce08fe0 RCX=0000000000000002 RDX=ffff88806ce09001 RSI=ffff88806ce08fb0 RDI=ffff88806ce08a40 RBP=ffff88806ce01000 RSP=ffff88806ce089c0 R8 =0000000000000001 R9 =ffff88806ce08a70 R10=000000000003c9ed R11=0000000000008964 R12=ffff88806ce08a01 R13=ffff88806ce08a78 R14=ffff88806ce08fb0 R15=ffff88806ce08a30 RIP=ffffffff8135eecb 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 00007f59be18c900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc93704000 CR3=000000002183a000 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=dffffc0000000000 RBX=0000000000000001 RCX=ffff888013f7facc RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff888013cabb7c RBP=ffff888013cab780 RSP=ffff888013f7fb18 R8 =0000000000000000 R9 =fffffbfff0cc9eca R10=ffffffff8664f657 R11=0000000000000001 R12=ffff888013cab780 R13=0000000000000001 R14=0000000000000001 R15=ffffea0000693a70 RIP=ffffffff815d2a03 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 00007fa261329900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa260a3e040 CR3=0000000009c0f000 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=00000000000aead06b1e99b806172e3b XMM01=00000000001aeae080f09f19808d26a3 XMM02=00000000001aee202e86c1e8fc577532 XMM03=00000000001bc908ac585006bc0bee6f XMM04=7ea0411c40799cf900000000000ae988 XMM05=1a58cb52dc18f6d7000000000031d7c0 XMM06=8368407c129c1d5e00000000003178c0 XMM07=e042d86d42eb936e000000000030dae0 XMM08=73f36a496af6364300000000002ffb78 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000