[ 39.235987] ------------[ cut here ]------------ [ 39.236933] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.238842] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.240485] Modules linked in: [ 39.241209] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.243064] Tainted: [W]=WARN [ 39.243532] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.244960] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.245780] 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 [ 39.248534] RSP: 0018:ffff88800f4d7bc0 EFLAGS: 00010286 [ 39.249402] RAX: 0000000000000000 RBX: ffffed1001e9af78 RCX: ffffffff813a4050 [ 39.250599] RDX: ffff888016608000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.251870] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e9af2f [ 39.253073] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.254254] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f4d7df8 [ 39.255447] FS: 00007f0dab89b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.256912] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.257970] CR2: 00007ffe6732def7 CR3: 000000000d1e5000 CR4: 0000000000350ef0 [ 39.259227] Call Trace: [ 39.259678] [ 39.260127] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.260995] ? __create_object+0x59/0x80 [ 39.261754] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.262655] __vmalloc_noprof+0x59/0x60 [ 39.263368] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.264215] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.265139] bpf_prog_alloc+0x39/0x200 [ 39.265793] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.266633] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.267414] do_seccomp+0x349/0x25e0 [ 39.267992] ? find_held_lock+0x2b/0x80 [ 39.268699] ? do_prlimit+0x310/0x610 [ 39.269343] ? __pfx_do_seccomp+0x10/0x10 [ 39.269979] ? do_raw_spin_unlock+0x53/0x220 [ 39.270679] ? _raw_spin_unlock+0x1e/0x40 [ 39.271309] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.272083] ? static_key_count+0x60/0x80 [ 39.272765] prctl_set_seccomp+0x4e/0x70 [ 39.273440] __do_sys_prctl+0xe6c/0x1d70 [ 39.274099] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.274763] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.275653] ? irqentry_exit+0xf3/0x650 [ 39.276336] do_syscall_64+0xbf/0x430 [ 39.276925] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.277692] RIP: 0033:0x7f0dabd8d5cd [ 39.278328] 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 [ 39.281342] RSP: 002b:00007ffe6732b300 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.282654] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0dabd8d5cd [ 39.283798] RDX: 0000561872d26e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.284858] RBP: 00007ffe6732b360 R08: 0000000000000000 R09: 00007ffe6732aa00 [ 39.285871] R10: 0000000000000000 R11: 0000000000000246 R12: 00005618915ccbf0 [ 39.286888] R13: 00007ffe6732b790 R14: 00005618915d6380 R15: 00005618915e1460 [ 39.287999] [ 39.288402] irq event stamp: 1843 [ 39.288998] hardirqs last enabled at (1851): [] __up_console_sem+0x78/0x80 [ 39.290773] hardirqs last disabled at (1862): [] __up_console_sem+0x5d/0x80 [ 39.292573] softirqs last enabled at (1790): [] handle_softirqs+0x50c/0x770 [ 39.294357] softirqs last disabled at (1785): [] __irq_exit_rcu+0xc4/0x100 [ 39.296153] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.940058] ------------[ cut here ]------------ [ 42.940975] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.943079] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 42.944531] Modules linked in: [ 42.945190] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.947175] Tainted: [W]=WARN [ 42.947725] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.949204] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.950110] 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 [ 42.953280] RSP: 0018:ffff888018a07bc0 EFLAGS: 00010286 [ 42.954255] RAX: 0000000000000000 RBX: ffffed1003140f78 RCX: ffffffff813a4050 [ 42.955541] RDX: ffff88800d950000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.956843] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003140f2f [ 42.958104] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.959373] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018a07df8 [ 42.960686] FS: 00007f9835705900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.962138] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.963205] CR2: 00007f9835bf7580 CR3: 000000000c16f000 CR4: 0000000000350ef0 [ 42.964494] Call Trace: [ 42.965008] [ 42.965460] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.966355] ? __create_object+0x59/0x80 [ 42.967127] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.968092] __vmalloc_noprof+0x59/0x60 [ 42.968848] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.969711] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.970630] bpf_prog_alloc+0x39/0x200 [ 42.971374] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.972296] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.973228] do_seccomp+0x349/0x25e0 [ 42.973895] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.974795] ? __pfx_do_seccomp+0x10/0x10 [ 42.975569] ? find_held_lock+0x2b/0x80 [ 42.976315] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.977306] ? static_key_count+0x60/0x80 [ 42.978091] prctl_set_seccomp+0x4e/0x70 [ 42.978817] __do_sys_prctl+0xe6c/0x1d70 [ 42.979589] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.980454] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.981466] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.982431] ? irqentry_exit+0xf3/0x650 [ 42.983187] do_syscall_64+0xbf/0x430 [ 42.983890] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.984862] RIP: 0033:0x7f9835bf75cd [ 42.985564] 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 [ 42.988438] RSP: 002b:00007ffe4283fc00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.989344] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9835bf75cd [ 42.990170] RDX: 0000561b85f2ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.990964] RBP: 00007ffe4283fc60 R08: 0000000000000000 R09: 00007ffe4283f300 [ 42.991786] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561bbde79ad0 [ 42.992639] R13: 00007ffe42840090 R14: 0000561bbde7abc0 R15: 0000561bbde8b780 [ 42.993484] [ 42.993758] irq event stamp: 1685 [ 42.994171] hardirqs last enabled at (1695): [] __up_console_sem+0x78/0x80 [ 42.995147] hardirqs last disabled at (1704): [] __up_console_sem+0x5d/0x80 [ 42.996119] softirqs last enabled at (1552): [] handle_softirqs+0x50c/0x770 [ 42.997128] softirqs last disabled at (1545): [] __irq_exit_rcu+0xc4/0x100 [ 42.998095] ---[ end trace 0000000000000000 ]--- [ 43.795585] ------------[ cut here ]------------ [ 43.796554] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.798701] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 43.800456] Modules linked in: [ 43.801195] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.803246] Tainted: [W]=WARN [ 43.803826] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.805379] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.806331] 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 [ 43.809600] RSP: 0018:ffff88800e087bc0 EFLAGS: 00010286 [ 43.810610] RAX: 0000000000000000 RBX: ffffed1001c10f78 RCX: ffffffff813a4050 [ 43.811912] RDX: ffff88800de8d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.813247] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001c10f2f [ 43.814591] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.815920] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e087df8 [ 43.817235] FS: 00007facec131900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.818709] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.819785] CR2: 00007facec623580 CR3: 000000001725a000 CR4: 0000000000350ef0 [ 43.821104] Call Trace: [ 43.821603] [ 43.822068] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.822953] ? __create_object+0x59/0x80 [ 43.823778] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.824811] __vmalloc_noprof+0x59/0x60 [ 43.825621] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.826563] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.827543] bpf_prog_alloc+0x39/0x200 [ 43.828296] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.829289] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.830208] do_seccomp+0x349/0x25e0 [ 43.830938] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.831872] ? __pfx_do_seccomp+0x10/0x10 [ 43.832697] ? find_held_lock+0x2b/0x80 [ 43.833477] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.834514] ? static_key_count+0x60/0x80 [ 43.835317] prctl_set_seccomp+0x4e/0x70 [ 43.836085] __do_sys_prctl+0xe6c/0x1d70 [ 43.836847] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.837710] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.838729] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.839702] ? irqentry_exit+0xf3/0x650 [ 43.840488] do_syscall_64+0xbf/0x430 [ 43.841257] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.842221] RIP: 0033:0x7facec6235cd [ 43.842921] 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 [ 43.846721] RSP: 002b:00007ffcfb514670 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.848335] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007facec6235cd [ 43.849865] RDX: 000055d45c7cfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.851372] RBP: 00007ffcfb5146d0 R08: 0000000000000000 R09: 00007ffcfb513d70 [ 43.852889] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d49c380bf0 [ 43.854410] R13: 00007ffcfb514b00 R14: 000055d49c38a380 R15: 000055d49c395460 [ 43.855947] [ 43.856503] irq event stamp: 1837 [ 43.857313] hardirqs last enabled at (1847): [] __up_console_sem+0x78/0x80 [ 43.859167] hardirqs last disabled at (1856): [] __up_console_sem+0x5d/0x80 [ 43.861010] softirqs last enabled at (1622): [] handle_softirqs+0x50c/0x770 [ 43.862836] softirqs last disabled at (1617): [] __irq_exit_rcu+0xc4/0x100 [ 43.864406] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:14199' (ECDSA) to the list of known hosts. 2025/11/18 06:55:34 fuzzer started 2025/11/18 06:55:35 dialing manager at localhost:37895 2025/11/18 06:55:35 checking machine... 2025/11/18 06:55:35 checking revisions... [ 44.793877] kmemleak: Automatic memory scanning thread ended 2025/11/18 06:55:35 testing simple program... [ 44.873336] cgroup: Unknown subsys name 'net' [ 44.928864] cgroup: Unknown subsys name 'cpuset' [ 44.963261] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 06:55:34 Registers: info registers vcpu 0 RAX=ffff88800d951bc0 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff88806ce08948 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000012f69 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000246 RIP=ffffffff81529332 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 00007f9835705900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f98356e4020 CR3=000000001668b000 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=1ffff110012c6f73 RCX=ffffffff84c96f80 RDX=ffff888009613780 RSI=0000000000000003 RDI=0000000000000000 RBP=0000000000000000 RSP=ffff888009637b90 R8 =0000000000000001 R9 =0000000000000001 R10=0000000000000003 R11=0000000000000001 R12=0000000000000003 R13=dffffc0000000000 R14=0000000000000003 R15=ffff888009613780 RIP=ffffffff817517c4 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 0000000000000000 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=00007fb999c5d000 CR3=000000000d58e000 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=26fef3a37a54fba7c449a20a54d4b8db XMM02=2c67c8bc2e329bc300000000003044a8 XMM03=fb795ef6d65770560000000000310338 XMM04=70bb3c9fab34bdec00000000000ae988 XMM05=40ef5e687ef90e4000000000003227b8 XMM06=817b8945e9d5037300000000003210f0 XMM07=e042d86d42eb936e0000000000310610 XMM08=ec471c4c1f6d98640000000000304508 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000