[ 47.218751] ------------[ cut here ]------------ [ 47.219643] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 47.221718] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/236 [ 47.223203] Modules linked in: [ 47.224057] CPU: 1 UID: 104 PID: 236 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 47.226088] Tainted: [W]=WARN [ 47.226689] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 47.228111] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 47.229015] 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 [ 47.232209] RSP: 0018:ffff888015a6fbc0 EFLAGS: 00010286 [ 47.233192] RAX: 0000000000000000 RBX: ffffed1002b4df78 RCX: ffffffff813a4050 [ 47.234468] RDX: ffff88800b2a3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 47.235756] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b4df2f [ 47.237033] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 47.238304] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015a6fdf8 [ 47.239608] FS: 00007efd8be86900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 47.241047] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.242112] CR2: 00007efd8c378580 CR3: 000000000e8e4000 CR4: 0000000000350ef0 [ 47.243402] Call Trace: [ 47.243899] [ 47.244310] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 47.245182] ? __create_object+0x59/0x80 [ 47.245939] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.246916] __vmalloc_noprof+0x59/0x60 [ 47.247648] bpf_prog_alloc_no_stats+0x55/0x470 [ 47.248461] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.249379] bpf_prog_alloc+0x39/0x200 [ 47.250106] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.251033] bpf_prog_create_from_user+0xb2/0x2f0 [ 47.251922] do_seccomp+0x349/0x25e0 [ 47.252628] ? __pfx_css_rstat_updated+0x10/0x10 [ 47.253475] ? __pfx_do_seccomp+0x10/0x10 [ 47.254268] ? find_held_lock+0x2b/0x80 [ 47.255024] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 47.255999] ? static_key_count+0x60/0x80 [ 47.256801] prctl_set_seccomp+0x4e/0x70 [ 47.257541] __do_sys_prctl+0xe6c/0x1d70 [ 47.258352] ? __pfx___do_sys_prctl+0x10/0x10 [ 47.259223] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.260195] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 47.261175] ? irqentry_exit+0xf3/0x650 [ 47.261955] do_syscall_64+0xbf/0x430 [ 47.262713] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.263666] RIP: 0033:0x7efd8c3785cd [ 47.264332] 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 [ 47.267563] RSP: 002b:00007ffd3ad0b070 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.268973] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efd8c3785cd [ 47.270294] RDX: 000055c011648e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.271594] RBP: 00007ffd3ad0b0d0 R08: 0000000000000000 R09: 00007ffd3ad0a770 [ 47.272883] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c022d092b0 [ 47.274185] R13: 00007ffd3ad0b500 R14: 000055c022d0bd20 R15: 000055c022d1d8d0 [ 47.275492] [ 47.275970] irq event stamp: 1835 [ 47.276611] hardirqs last enabled at (1845): [] __up_console_sem+0x78/0x80 [ 47.278159] hardirqs last disabled at (1854): [] __up_console_sem+0x5d/0x80 [ 47.279671] softirqs last enabled at (1832): [] handle_softirqs+0x50c/0x770 [ 47.281218] softirqs last disabled at (1827): [] __irq_exit_rcu+0xc4/0x100 [ 47.282741] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.934545] ------------[ cut here ]------------ [ 49.935458] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.937637] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 49.939237] Modules linked in: [ 49.939870] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.943214] Tainted: [W]=WARN [ 49.943811] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.945265] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.946155] 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 [ 49.949256] RSP: 0018:ffff888016ecfbc0 EFLAGS: 00010286 [ 49.950219] RAX: 0000000000000000 RBX: ffffed1002dd9f78 RCX: ffffffff813a4050 [ 49.951463] RDX: ffff8880170b8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.952846] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dd9f2f [ 49.954112] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.955388] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ecfdf8 [ 49.956646] FS: 00007f25ddfa1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.958044] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.959073] CR2: 00007f25de493580 CR3: 0000000020a3f000 CR4: 0000000000350ef0 [ 49.960315] Call Trace: [ 49.960821] [ 49.961239] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.962152] ? __create_object+0x59/0x80 [ 49.963014] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.964002] __vmalloc_noprof+0x59/0x60 [ 49.964772] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.965656] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.966629] bpf_prog_alloc+0x39/0x200 [ 49.967354] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.968327] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.969276] do_seccomp+0x349/0x25e0 [ 49.970022] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.970971] ? __pfx_do_seccomp+0x10/0x10 [ 49.971799] ? find_held_lock+0x2b/0x80 [ 49.972548] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.973559] ? static_key_count+0x60/0x80 [ 49.974416] prctl_set_seccomp+0x4e/0x70 [ 49.975225] __do_sys_prctl+0xe6c/0x1d70 [ 49.976029] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.976918] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.977922] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.978925] ? irqentry_exit+0xf3/0x650 [ 49.979738] do_syscall_64+0xbf/0x430 [ 49.980464] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.981451] RIP: 0033:0x7f25de4935cd [ 49.982199] 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 [ 49.985514] RSP: 002b:00007ffe14a6ed10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.987222] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f25de4935cd [ 49.988742] RDX: 000055ed1727de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.990073] RBP: 00007ffe14a6ed70 R08: 0000000000000000 R09: 00007ffe14a6e410 [ 49.991392] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ed2c557ad0 [ 49.992624] R13: 00007ffe14a6f1a0 R14: 000055ed2c558bc0 R15: 000055ed2c569780 [ 49.994117] [ 49.994795] irq event stamp: 2057 [ 49.995516] hardirqs last enabled at (2067): [] __up_console_sem+0x78/0x80 [ 49.997001] hardirqs last disabled at (2076): [] __up_console_sem+0x5d/0x80 [ 49.998497] softirqs last enabled at (1860): [] handle_softirqs+0x50c/0x770 [ 50.000000] softirqs last disabled at (1855): [] __irq_exit_rcu+0xc4/0x100 [ 50.001479] ---[ end trace 0000000000000000 ]--- [ 50.672640] ------------[ cut here ]------------ [ 50.673526] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.675648] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 50.677322] Modules linked in: [ 50.678029] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.680047] Tainted: [W]=WARN [ 50.680648] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.682123] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.683051] 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 [ 50.686254] RSP: 0018:ffff8880172d7bc0 EFLAGS: 00010286 [ 50.687231] RAX: 0000000000000000 RBX: ffffed1002e5af78 RCX: ffffffff813a4050 [ 50.688522] RDX: ffff888015580000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.689825] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e5af2f [ 50.691120] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.692404] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880172d7df8 [ 50.693691] FS: 00007fd61e711900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.695157] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.696228] CR2: 00007fd61ec03580 CR3: 000000000e8fd000 CR4: 0000000000350ef0 [ 50.697510] Call Trace: [ 50.698015] [ 50.698437] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.699340] ? __create_object+0x59/0x80 [ 50.700121] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.701090] __vmalloc_noprof+0x59/0x60 [ 50.701852] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.702733] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.703716] bpf_prog_alloc+0x39/0x200 [ 50.704402] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.705323] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.706231] do_seccomp+0x349/0x25e0 [ 50.706950] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.707851] ? __pfx_do_seccomp+0x10/0x10 [ 50.708627] ? find_held_lock+0x2b/0x80 [ 50.709351] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.710310] ? static_key_count+0x60/0x80 [ 50.711098] prctl_set_seccomp+0x4e/0x70 [ 50.711863] __do_sys_prctl+0xe6c/0x1d70 [ 50.712637] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.713431] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.714394] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.715349] ? irqentry_exit+0xf3/0x650 [ 50.716111] do_syscall_64+0xbf/0x430 [ 50.716839] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.717771] RIP: 0033:0x7fd61ec035cd [ 50.718433] 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 [ 50.721537] RSP: 002b:00007ffc66b4f790 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.722900] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd61ec035cd [ 50.724161] RDX: 000056319654be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.725418] RBP: 00007ffc66b4f7f0 R08: 0000000000000000 R09: 00007ffc66b4ee90 [ 50.726696] R10: 0000000000000000 R11: 0000000000000246 R12: 00005631b3fdc2b0 [ 50.727957] R13: 00007ffc66b4fc20 R14: 00005631b3fded20 R15: 00005631b3ff08d0 [ 50.729252] [ 50.729705] irq event stamp: 1833 [ 50.730307] hardirqs last enabled at (1841): [] __up_console_sem+0x78/0x80 [ 50.731794] hardirqs last disabled at (1850): [] __up_console_sem+0x5d/0x80 [ 50.733289] softirqs last enabled at (1820): [] handle_softirqs+0x50c/0x770 [ 50.734811] softirqs last disabled at (1815): [] __irq_exit_rcu+0xc4/0x100 [ 50.736119] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:6186' (ECDSA) to the list of known hosts. 2025/11/17 10:25:57 fuzzer started 2025/11/17 10:25:57 dialing manager at localhost:37895 2025/11/17 10:25:57 checking machine... 2025/11/17 10:25:57 checking revisions... [ 51.657602] kmemleak: Automatic memory scanning thread ended 2025/11/17 10:25:58 testing simple program... [ 51.745106] cgroup: Unknown subsys name 'net' [ 51.794744] cgroup: Unknown subsys name 'cpuset' [ 51.814969] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 10:25:57 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffffffff8152926b RCX=ffff88806ce089a4 RDX=1ffff1100d9c1155 RSI=ffffffff85e1ffe0 RDI=ffffffff8152926b RBP=ffffffff8152926b RSP=ffff88806ce08a00 R8 =ffffffff869d92cc R9 =0000000000000000 R10=000000000003c9ed R11=000000000000031f R12=0000000000000001 R13=0000000000000000 R14=ffff88800f628000 R15=ffff888009472140 RIP=ffffffff81439c92 RFL=00000283 [--S---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 00007f25ddfa1900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f25ddf66008 CR3=000000000dd78000 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=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 info registers vcpu 1 RAX=0000000000000000 RBX=0000000020a43067 RCX=ffffffff81a45eb1 RDX=ffff88800f628000 RSI=0000000000000000 RDI=0000000000000007 RBP=ffff888020a53778 RSP=ffff888016e2f538 R8 =0000000000000001 R9 =0000000000000000 R10=0000000020a43067 R11=0000000000000001 R12=ffff888020a43ad8 R13=1ffff11002dc5eac R14=dffffc0000000000 R15=00007f25ddf5b000 RIP=ffffffff81751606 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 00007f25ddfa1900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f25ddf61008 CR3=000000000dd78000 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=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