[ 38.936765] ------------[ cut here ]------------ [ 38.937487] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.939217] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 38.940437] Modules linked in: [ 38.940967] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.942870] Tainted: [W]=WARN [ 38.943341] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.944614] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.945380] 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 [ 38.948008] RSP: 0018:ffff8880143e7bc0 EFLAGS: 00010286 [ 38.948820] RAX: 0000000000000000 RBX: ffffed100287cf78 RCX: ffffffff813a4050 [ 38.949877] RDX: ffff888015cfd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.950966] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100287cf2f [ 38.952033] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.953103] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880143e7df8 [ 38.954189] FS: 00007fe3f3f79900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.955424] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.956314] CR2: 00007ffe89880ef7 CR3: 000000000cec0000 CR4: 0000000000350ef0 [ 38.957397] Call Trace: [ 38.957817] [ 38.958159] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.958915] ? __create_object+0x59/0x80 [ 38.959528] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.960341] __vmalloc_noprof+0x59/0x60 [ 38.960971] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.961664] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.962454] bpf_prog_alloc+0x39/0x200 [ 38.963071] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.963851] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.964571] do_seccomp+0x349/0x25e0 [ 38.965164] ? find_held_lock+0x2b/0x80 [ 38.965799] ? do_prlimit+0x310/0x610 [ 38.966406] ? __pfx_do_seccomp+0x10/0x10 [ 38.967063] ? do_raw_spin_unlock+0x53/0x220 [ 38.967757] ? _raw_spin_unlock+0x1e/0x40 [ 38.968371] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.969174] ? static_key_count+0x60/0x80 [ 38.969835] prctl_set_seccomp+0x4e/0x70 [ 38.970459] __do_sys_prctl+0xe6c/0x1d70 [ 38.971117] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.971842] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.972621] ? irqentry_exit+0xf3/0x650 [ 38.973263] do_syscall_64+0xbf/0x430 [ 38.973881] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.974645] RIP: 0033:0x7fe3f446b5cd [ 38.975235] 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 [ 38.977864] RSP: 002b:00007ffe8987fcf0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.979004] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe3f446b5cd [ 38.980083] RDX: 000055936464ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.981159] RBP: 00007ffe8987fd50 R08: 0000000000000000 R09: 00007ffe8987f3f0 [ 38.982237] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559370d492b0 [ 38.983309] R13: 00007ffe89880180 R14: 0000559370d4bd20 R15: 0000559370d5d8d0 [ 38.984390] [ 38.984788] irq event stamp: 1769 [ 38.985293] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 38.986577] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 38.987848] softirqs last enabled at (1312): [] handle_softirqs+0x50c/0x770 [ 38.989127] softirqs last disabled at (1291): [] __irq_exit_rcu+0xc4/0x100 [ 38.990403] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.112557] ------------[ cut here ]------------ [ 42.113500] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.116036] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.117492] Modules linked in: [ 42.118122] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.120169] Tainted: [W]=WARN [ 42.120759] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.122479] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.123476] 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 [ 42.126742] RSP: 0018:ffff88801a23fbc0 EFLAGS: 00010286 [ 42.127669] RAX: 0000000000000000 RBX: ffffed1003447f78 RCX: ffffffff813a4050 [ 42.128960] RDX: ffff88800ed93780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.130247] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003447f2f [ 42.131548] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.132814] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a23fdf8 [ 42.134086] FS: 00007fec40a0c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.135565] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.136624] CR2: 00007ffcb7dfcef7 CR3: 000000002050f000 CR4: 0000000000350ef0 [ 42.137913] Call Trace: [ 42.138396] [ 42.138854] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.139771] ? __create_object+0x59/0x80 [ 42.140513] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.141489] __vmalloc_noprof+0x59/0x60 [ 42.142245] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.143153] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.144090] bpf_prog_alloc+0x39/0x200 [ 42.144831] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.145753] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.146626] do_seccomp+0x349/0x25e0 [ 42.147346] ? find_held_lock+0x2b/0x80 [ 42.148097] ? do_prlimit+0x310/0x610 [ 42.148841] ? __pfx_do_seccomp+0x10/0x10 [ 42.149601] ? do_raw_spin_unlock+0x53/0x220 [ 42.150443] ? _raw_spin_unlock+0x1e/0x40 [ 42.151226] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.152190] ? static_key_count+0x60/0x80 [ 42.152991] prctl_set_seccomp+0x4e/0x70 [ 42.153762] __do_sys_prctl+0xe6c/0x1d70 [ 42.154512] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.155357] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.156320] ? irqentry_exit+0xf3/0x650 [ 42.157095] do_syscall_64+0xbf/0x430 [ 42.157839] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.158817] RIP: 0033:0x7fec40efe5cd [ 42.159473] 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 [ 42.162652] RSP: 002b:00007ffcb7dfad20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.164041] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fec40efe5cd [ 42.165340] RDX: 000055e7441f4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.166639] RBP: 00007ffcb7dfad80 R08: 0000000000000000 R09: 00007ffcb7dfa420 [ 42.167991] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e7629b5240 [ 42.169612] R13: 00007ffcb7dfb1b0 R14: 000055e7629be380 R15: 000055e7629c9540 [ 42.170946] [ 42.171367] irq event stamp: 1813 [ 42.172008] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 42.173531] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 42.175365] softirqs last enabled at (1802): [] handle_softirqs+0x50c/0x770 [ 42.177026] softirqs last disabled at (1797): [] __irq_exit_rcu+0xc4/0x100 [ 42.178543] ---[ end trace 0000000000000000 ]--- [ 43.054309] ------------[ cut here ]------------ [ 43.055118] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.056812] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.058002] Modules linked in: [ 43.058501] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.060122] Tainted: [W]=WARN [ 43.060582] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.061794] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.062534] 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 [ 43.065154] RSP: 0018:ffff88801436fbc0 EFLAGS: 00010286 [ 43.065968] RAX: 0000000000000000 RBX: ffffed100286df78 RCX: ffffffff813a4050 [ 43.067057] RDX: ffff8880154d0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.068137] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100286df2f [ 43.069221] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.070306] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801436fdf8 [ 43.071415] FS: 00007f4536f70900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.072620] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.073502] CR2: 00007fffb528eef7 CR3: 000000000c8f6000 CR4: 0000000000350ef0 [ 43.074601] Call Trace: [ 43.075040] [ 43.075387] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.076139] ? __create_object+0x59/0x80 [ 43.076807] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.077591] __vmalloc_noprof+0x59/0x60 [ 43.078239] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.078992] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.079780] bpf_prog_alloc+0x39/0x200 [ 43.080368] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.081147] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.081914] do_seccomp+0x349/0x25e0 [ 43.082509] ? find_held_lock+0x2b/0x80 [ 43.083149] ? do_prlimit+0x310/0x610 [ 43.083783] ? __pfx_do_seccomp+0x10/0x10 [ 43.084401] ? do_raw_spin_unlock+0x53/0x220 [ 43.085102] ? _raw_spin_unlock+0x1e/0x40 [ 43.085765] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.086563] ? static_key_count+0x60/0x80 [ 43.087336] prctl_set_seccomp+0x4e/0x70 [ 43.088141] __do_sys_prctl+0xe6c/0x1d70 [ 43.088802] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.089494] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.090308] ? irqentry_exit+0xf3/0x650 [ 43.090967] do_syscall_64+0xbf/0x430 [ 43.091554] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.092359] RIP: 0033:0x7f45374625cd [ 43.092957] 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 [ 43.095645] RSP: 002b:00007fffb528dd30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.096802] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f45374625cd [ 43.097875] RDX: 00005652884c4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.098968] RBP: 00007fffb528dd90 R08: 0000000000000000 R09: 00007fffb528d430 [ 43.100066] R10: 0000000000000000 R11: 0000000000000246 R12: 00005652b96b1b10 [ 43.101142] R13: 00007fffb528e1c0 R14: 00005652b96b22b0 R15: 00005652b96c66f0 [ 43.102245] [ 43.102620] irq event stamp: 1705 [ 43.103153] hardirqs last enabled at (1715): [] __up_console_sem+0x78/0x80 [ 43.104465] hardirqs last disabled at (1724): [] __up_console_sem+0x5d/0x80 [ 43.105749] softirqs last enabled at (1430): [] handle_softirqs+0x50c/0x770 [ 43.107092] softirqs last disabled at (1425): [] __irq_exit_rcu+0xc4/0x100 [ 43.108370] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:19886' (ECDSA) to the list of known hosts. 2025/11/19 00:03:45 fuzzer started 2025/11/19 00:03:46 dialing manager at localhost:34383 2025/11/19 00:03:46 checking machine... 2025/11/19 00:03:46 checking revisions... [ 44.013356] kmemleak: Automatic memory scanning thread ended 2025/11/19 00:03:46 testing simple program... [ 44.096986] cgroup: Unknown subsys name 'net' [ 44.162415] cgroup: Unknown subsys name 'cpuset' [ 44.176225] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 00:03:45 Registers: info registers vcpu 0 RAX=0000000000000010 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000002800 RSI=0000000000000010 RDI=ffff888015c06c10 RBP=ffff88802064969c RSP=ffff888015c06c00 R8 =0000000000000001 R9 =ffff888015c06b18 R10=000000000003c9ed R11=00000000000038c5 R12=ffff8880206495c8 R13=ffff88801b1523e0 R14=0000000000000001 R15=0000000000000000 RIP=ffffffff82642a96 RFL=00000287 [--S--PC] 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 fffffe2800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6ae33b88e0 CR3=00000000205f9000 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=756e696c2d34365f3638782f62696c2f XMM01=6f732e6c69747562696c2f756e672d78 XMM02=00312e6f732e6c69747562696c2f756e XMM03=672d78756e696c2d34365f3638782f62 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000202 RCX=ffffffff8152da53 RDX=0000000000000000 RSI=0000000000000004 RDI=ffff88802049d378 RBP=ffff88802049d378 RSP=ffff888016c6fd50 R8 =0000000000000000 R9 =ffffed1004093a6f R10=ffff88802049d37b R11=0000000000000001 R12=ffffea0000291100 R13=0000000000000000 R14=ffff88800a444f20 R15=ffff88800945d280 RIP=ffffffff817d9a5b RFL=00000002 [-------] 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 00007fec40a0c900 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=00007fec40fc3618 CR3=00000000204f2000 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=563412feff00545000000000000080fe 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