[ 39.400208] ------------[ cut here ]------------ [ 39.401163] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.403178] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.404926] Modules linked in: [ 39.405531] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.407625] Tainted: [W]=WARN [ 39.408219] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.409735] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.410622] 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 [ 39.413889] RSP: 0018:ffff888017e3fbc0 EFLAGS: 00010286 [ 39.414887] RAX: 0000000000000000 RBX: ffffed1002fc7f78 RCX: ffffffff813a4050 [ 39.416167] RDX: ffff8880160fd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.417489] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fc7f2f [ 39.418788] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.420102] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017e3fdf8 [ 39.421417] FS: 00007f5045405900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.422884] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.423970] CR2: 00007f50458f7580 CR3: 000000000e3ef000 CR4: 0000000000350ef0 [ 39.425305] Call Trace: [ 39.425816] [ 39.426239] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.427149] ? __create_object+0x59/0x80 [ 39.427933] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.428931] __vmalloc_noprof+0x59/0x60 [ 39.429657] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.430554] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.431497] bpf_prog_alloc+0x39/0x200 [ 39.432231] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.433198] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.434118] do_seccomp+0x349/0x25e0 [ 39.434844] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.435756] ? __pfx_do_seccomp+0x10/0x10 [ 39.436513] ? find_held_lock+0x2b/0x80 [ 39.437301] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.438268] ? static_key_count+0x60/0x80 [ 39.439083] prctl_set_seccomp+0x4e/0x70 [ 39.439873] __do_sys_prctl+0xe6c/0x1d70 [ 39.440629] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.441492] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.442485] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.443472] ? irqentry_exit+0xf3/0x650 [ 39.444248] do_syscall_64+0xbf/0x430 [ 39.445020] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.445992] RIP: 0033:0x7f50458f75cd [ 39.446662] 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 [ 39.449906] RSP: 002b:00007fff92c35cd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.451288] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f50458f75cd [ 39.452622] RDX: 000055b64c413e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.453820] RBP: 00007fff92c35d30 R08: 0000000000000000 R09: 00007fff92c353d0 [ 39.454906] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b668574ad0 [ 39.455989] R13: 00007fff92c36160 R14: 000055b668575bc0 R15: 000055b668586780 [ 39.457111] [ 39.457476] irq event stamp: 1789 [ 39.458023] hardirqs last enabled at (1799): [] __up_console_sem+0x78/0x80 [ 39.459303] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 39.460584] softirqs last enabled at (1738): [] handle_softirqs+0x50c/0x770 [ 39.461880] softirqs last disabled at (1733): [] __irq_exit_rcu+0xc4/0x100 [ 39.463153] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.308928] ------------[ cut here ]------------ [ 42.309644] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.311236] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.312382] Modules linked in: [ 42.312932] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.314533] Tainted: [W]=WARN [ 42.315005] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.316383] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.317532] 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 [ 42.320069] RSP: 0018:ffff88801ae3fbc0 EFLAGS: 00010286 [ 42.320858] RAX: 0000000000000000 RBX: ffffed10035c7f78 RCX: ffffffff813a4050 [ 42.321880] RDX: ffff8880135a3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.322903] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035c7f2f [ 42.323926] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.324952] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ae3fdf8 [ 42.325974] FS: 00007fda932b1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.327128] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.327979] CR2: 00007fda937a3580 CR3: 000000000d15b000 CR4: 0000000000350ef0 [ 42.329020] Call Trace: [ 42.329396] [ 42.329759] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.330445] ? __create_object+0x59/0x80 [ 42.331087] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.331866] __vmalloc_noprof+0x59/0x60 [ 42.332441] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.333144] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.333892] bpf_prog_alloc+0x39/0x200 [ 42.334450] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.335192] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.335912] do_seccomp+0x349/0x25e0 [ 42.336449] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.337184] ? __pfx_do_seccomp+0x10/0x10 [ 42.337816] ? find_held_lock+0x2b/0x80 [ 42.338387] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.339168] ? static_key_count+0x60/0x80 [ 42.339810] prctl_set_seccomp+0x4e/0x70 [ 42.340394] __do_sys_prctl+0xe6c/0x1d70 [ 42.341042] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.341687] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.342465] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.343255] ? irqentry_exit+0xf3/0x650 [ 42.343855] do_syscall_64+0xbf/0x430 [ 42.344411] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.345174] RIP: 0033:0x7fda937a35cd [ 42.345739] 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 [ 42.348270] RSP: 002b:00007ffd9b7dec30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.349364] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fda937a35cd [ 42.350394] RDX: 000055ba02215e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.351422] RBP: 00007ffd9b7dec90 R08: 0000000000000000 R09: 00007ffd9b7de330 [ 42.352441] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ba1eb72b10 [ 42.353474] R13: 00007ffd9b7df0c0 R14: 000055ba1eb732b0 R15: 000055ba1eb876f0 [ 42.354511] [ 42.354879] irq event stamp: 1845 [ 42.355360] hardirqs last enabled at (1853): [] __up_console_sem+0x78/0x80 [ 42.356577] hardirqs last disabled at (1862): [] __up_console_sem+0x5d/0x80 [ 42.357787] softirqs last enabled at (1550): [] handle_softirqs+0x50c/0x770 [ 42.359008] softirqs last disabled at (1545): [] __irq_exit_rcu+0xc4/0x100 [ 42.360221] ---[ end trace 0000000000000000 ]--- [ 43.208364] ------------[ cut here ]------------ [ 43.209154] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.210835] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.212066] Modules linked in: [ 43.212564] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.214250] Tainted: [W]=WARN [ 43.214757] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.215982] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.216762] 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 [ 43.219415] RSP: 0018:ffff8880175cfbc0 EFLAGS: 00010286 [ 43.220250] RAX: 0000000000000000 RBX: ffffed1002eb9f78 RCX: ffffffff813a4050 [ 43.221337] RDX: ffff888016c61bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.222417] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eb9f2f [ 43.223473] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.224553] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880175cfdf8 [ 43.225615] FS: 00007f543f4d4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.226815] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.227652] CR2: 00007f543f9c6580 CR3: 0000000013c65000 CR4: 0000000000350ef0 [ 43.228731] Call Trace: [ 43.229126] [ 43.229474] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.230220] ? __create_object+0x59/0x80 [ 43.230879] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.231653] __vmalloc_noprof+0x59/0x60 [ 43.232285] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.233024] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.233793] bpf_prog_alloc+0x39/0x200 [ 43.234378] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.235151] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.235889] do_seccomp+0x349/0x25e0 [ 43.236449] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.237216] ? __pfx_do_seccomp+0x10/0x10 [ 43.237877] ? find_held_lock+0x2b/0x80 [ 43.238471] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.239273] ? static_key_count+0x60/0x80 [ 43.239943] prctl_set_seccomp+0x4e/0x70 [ 43.240558] __do_sys_prctl+0xe6c/0x1d70 [ 43.241226] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.241948] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.242768] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.243527] ? irqentry_exit+0xf3/0x650 [ 43.244165] do_syscall_64+0xbf/0x430 [ 43.244793] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.245542] RIP: 0033:0x7f543f9c65cd [ 43.246139] 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 [ 43.248779] RSP: 002b:00007ffe7360af80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.249925] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f543f9c65cd [ 43.250993] RDX: 000055b99180de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.252069] RBP: 00007ffe7360afe0 R08: 0000000000000000 R09: 00007ffe7360a680 [ 43.253158] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b9b1fd9ad0 [ 43.254218] R13: 00007ffe7360b410 R14: 000055b9b1fdabc0 R15: 000055b9b1feb780 [ 43.255304] [ 43.255670] irq event stamp: 1701 [ 43.256218] hardirqs last enabled at (1711): [] __up_console_sem+0x78/0x80 [ 43.257480] hardirqs last disabled at (1720): [] __up_console_sem+0x5d/0x80 [ 43.258764] softirqs last enabled at (1202): [] handle_softirqs+0x50c/0x770 [ 43.260067] softirqs last disabled at (1193): [] __irq_exit_rcu+0xc4/0x100 [ 43.261346] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:59272' (ECDSA) to the list of known hosts. 2025/11/19 03:40:13 fuzzer started 2025/11/19 03:40:13 dialing manager at localhost:34383 2025/11/19 03:40:13 checking machine... 2025/11/19 03:40:13 checking revisions... [ 44.145055] kmemleak: Automatic memory scanning thread ended 2025/11/19 03:40:13 testing simple program... [ 44.236560] cgroup: Unknown subsys name 'net' [ 44.314649] cgroup: Unknown subsys name 'cpuset' [ 44.343877] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 03:40:12 Registers: info registers vcpu 0 RAX=00000000475e76a4 RBX=ffffffff85c2ca00 RCX=0000000085cb9a3e RDX=0000000085cb9a3e RSI=000000008301a466 RDI=0000000081125d94 RBP=ffffffff85c2d458 RSP=ffff88806ce08878 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffffffff85c2d480 R13=0000000008cd3ea4 R14=0000000000000000 R15=0000000000000001 RIP=ffffffff815275de RFL=00000813 [-O--A-C] 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 fffffe4400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcc4e5c278 CR3=000000000bb97000 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=8fd48c589c2ecd9f5448e4a141294536 XMM02=ec2efd57dc4c00df0000000000305070 XMM03=6e21401a40f563790000000000305140 XMM04=c4f75051f59d71d900000000000ae988 XMM05=d96330e2d2db86320000000000320f90 XMM06=474038aa6c007e1f0000000000320e18 XMM07=e042d86d42eb936e00000000003118d0 XMM08=6e21401a40f563790000000000305140 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000200 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff888016cb2618 RDI=ffff888016cb1bc0 RBP=ffff888016cb1bc0 RSP=ffff888017cc7718 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=0000000000000009 R13=0000000000000001 R14=ffff888016cb2618 R15=0000000000000005 RIP=ffffffff815265d0 RFL=00000046 [---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 00007fda932b1900 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=00007ffd9b7d8000 CR3=0000000013b52000 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=6720646572637465733a4d41503d706f XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000