[ 39.420695] ------------[ cut here ]------------ [ 39.421656] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.423664] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.425117] Modules linked in: [ 39.425774] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.427733] Tainted: [W]=WARN [ 39.428328] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.429800] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.430703] 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 [ 39.433832] RSP: 0018:ffff888019247bc0 EFLAGS: 00010286 [ 39.434804] RAX: 0000000000000000 RBX: ffffed1003248f78 RCX: ffffffff813a4050 [ 39.436092] RDX: ffff888017e35340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.437380] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003248f2f [ 39.438655] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.439925] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019247df8 [ 39.441190] FS: 00007f6b34dc5900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.442621] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.443667] CR2: 00007f6b352b7580 CR3: 000000000e141000 CR4: 0000000000350ef0 [ 39.444938] Call Trace: [ 39.445449] [ 39.445858] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.446748] ? __create_object+0x59/0x80 [ 39.447532] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.448488] __vmalloc_noprof+0x59/0x60 [ 39.449187] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.450069] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.451006] bpf_prog_alloc+0x39/0x200 [ 39.451731] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.452660] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.453570] do_seccomp+0x349/0x25e0 [ 39.454230] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.455128] ? __pfx_do_seccomp+0x10/0x10 [ 39.455916] ? find_held_lock+0x2b/0x80 [ 39.456667] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.457644] ? static_key_count+0x60/0x80 [ 39.458444] prctl_set_seccomp+0x4e/0x70 [ 39.459165] __do_sys_prctl+0xe6c/0x1d70 [ 39.459954] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.460801] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.461778] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.462743] ? irqentry_exit+0xf3/0x650 [ 39.463501] do_syscall_64+0xbf/0x430 [ 39.464185] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.465133] RIP: 0033:0x7f6b352b75cd [ 39.465843] 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 [ 39.468967] RSP: 002b:00007ffea7dd2550 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.470464] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6b352b75cd [ 39.471775] RDX: 0000556237ba2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.473073] RBP: 00007ffea7dd25b0 R08: 0000000000000000 R09: 00007ffea7dd1c50 [ 39.474362] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556251952ad0 [ 39.475639] R13: 00007ffea7dd29e0 R14: 0000556251953bc0 R15: 0000556251964780 [ 39.476939] [ 39.477409] irq event stamp: 1719 [ 39.478013] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 39.479540] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 39.481068] softirqs last enabled at (1696): [] handle_softirqs+0x50c/0x770 [ 39.482640] softirqs last disabled at (1691): [] __irq_exit_rcu+0xc4/0x100 [ 39.484155] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.313697] ------------[ cut here ]------------ [ 42.314658] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.316687] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.318178] Modules linked in: [ 42.318857] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.320853] Tainted: [W]=WARN [ 42.321467] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.322962] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.323896] 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 [ 42.327057] RSP: 0018:ffff88800a2cfbc0 EFLAGS: 00010286 [ 42.328049] RAX: 0000000000000000 RBX: ffffed1001459f78 RCX: ffffffff813a4050 [ 42.329330] RDX: ffff88800f040000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.330619] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001459f2f [ 42.331918] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.333206] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a2cfdf8 [ 42.334516] FS: 00007ff672af6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.335955] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.337031] CR2: 00007ff672fe8580 CR3: 000000002053e000 CR4: 0000000000350ef0 [ 42.338348] Call Trace: [ 42.338809] [ 42.339214] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.340116] ? __create_object+0x59/0x80 [ 42.340895] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.341887] __vmalloc_noprof+0x59/0x60 [ 42.342660] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.343536] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.344477] bpf_prog_alloc+0x39/0x200 [ 42.345180] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.346130] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.347029] do_seccomp+0x349/0x25e0 [ 42.347748] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.348667] ? __pfx_do_seccomp+0x10/0x10 [ 42.349468] ? find_held_lock+0x2b/0x80 [ 42.350185] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.351153] ? static_key_count+0x60/0x80 [ 42.351936] prctl_set_seccomp+0x4e/0x70 [ 42.352711] __do_sys_prctl+0xe6c/0x1d70 [ 42.353521] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.354378] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.355342] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.356259] ? irqentry_exit+0xf3/0x650 [ 42.357032] do_syscall_64+0xbf/0x430 [ 42.357802] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.358758] RIP: 0033:0x7ff672fe85cd [ 42.359470] 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 [ 42.362666] RSP: 002b:00007ffe123a9fc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.364026] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff672fe85cd [ 42.365324] RDX: 00005616eddf0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.366632] RBP: 00007ffe123aa020 R08: 0000000000000000 R09: 00007ffe123a96c0 [ 42.367912] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561711637ad0 [ 42.369210] R13: 00007ffe123aa450 R14: 0000561711638bc0 R15: 0000561711649780 [ 42.370528] [ 42.370953] irq event stamp: 1767 [ 42.371605] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 42.373147] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 42.374676] softirqs last enabled at (1756): [] handle_softirqs+0x50c/0x770 [ 42.376221] softirqs last disabled at (1751): [] __irq_exit_rcu+0xc4/0x100 [ 42.377743] ---[ end trace 0000000000000000 ]--- [ 43.179781] ------------[ cut here ]------------ [ 43.180719] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.182815] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.184326] Modules linked in: [ 43.184935] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.186957] Tainted: [W]=WARN [ 43.187579] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.189088] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.190049] 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 [ 43.193799] RSP: 0018:ffff8880167bfbc0 EFLAGS: 00010286 [ 43.195049] RAX: 0000000000000000 RBX: ffffed1002cf7f78 RCX: ffffffff813a4050 [ 43.196662] RDX: ffff88800f045340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.198317] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cf7f2f [ 43.199924] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.201544] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880167bfdf8 [ 43.203171] FS: 00007f402ba18900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.205040] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.206428] CR2: 00007ffc231b0ef7 CR3: 000000000dbaa000 CR4: 0000000000350ef0 [ 43.208086] Call Trace: [ 43.208735] [ 43.209254] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.210455] ? __create_object+0x59/0x80 [ 43.211456] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.212691] __vmalloc_noprof+0x59/0x60 [ 43.213691] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.214810] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.216002] bpf_prog_alloc+0x39/0x200 [ 43.216930] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.218123] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.219257] do_seccomp+0x349/0x25e0 [ 43.220155] ? find_held_lock+0x2b/0x80 [ 43.221114] ? do_prlimit+0x310/0x610 [ 43.221983] ? __pfx_do_seccomp+0x10/0x10 [ 43.222774] ? do_raw_spin_unlock+0x53/0x220 [ 43.223604] ? _raw_spin_unlock+0x1e/0x40 [ 43.224379] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.225332] ? static_key_count+0x60/0x80 [ 43.226102] prctl_set_seccomp+0x4e/0x70 [ 43.226877] __do_sys_prctl+0xe6c/0x1d70 [ 43.227670] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.228540] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.229514] ? irqentry_exit+0xf3/0x650 [ 43.230234] do_syscall_64+0xbf/0x430 [ 43.230982] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.231927] RIP: 0033:0x7f402bf0a5cd [ 43.232626] 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 [ 43.235839] RSP: 002b:00007ffc231ae360 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.237201] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f402bf0a5cd [ 43.238496] RDX: 00005597e9883e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.239787] RBP: 00007ffc231ae3c0 R08: 0000000000000000 R09: 00007ffc231ada60 [ 43.241085] R10: 0000000000000000 R11: 0000000000000246 R12: 000055981056e2b0 [ 43.242366] R13: 00007ffc231ae7f0 R14: 0000559810570d20 R15: 00005598105828d0 [ 43.243659] [ 43.244082] irq event stamp: 1849 [ 43.244731] hardirqs last enabled at (1859): [] __up_console_sem+0x78/0x80 [ 43.246268] hardirqs last disabled at (1868): [] __up_console_sem+0x5d/0x80 [ 43.247628] softirqs last enabled at (1636): [] handle_softirqs+0x50c/0x770 [ 43.248927] softirqs last disabled at (1631): [] __irq_exit_rcu+0xc4/0x100 [ 43.250207] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:4101' (ECDSA) to the list of known hosts. 2025/11/18 01:56:48 fuzzer started 2025/11/18 01:56:48 dialing manager at localhost:37895 2025/11/18 01:56:48 checking machine... 2025/11/18 01:56:48 checking revisions... [ 44.182171] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:56:48 testing simple program... [ 44.267714] cgroup: Unknown subsys name 'net' [ 44.329140] cgroup: Unknown subsys name 'cpuset' [ 44.349428] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:56:47 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88800b2bf638 RCX=0000000000000001 RDX=1ffff11001657ec8 RSI=ffff88800b2bff48 RDI=ffff88800b2bf640 RBP=ffff88800b2bff48 RSP=ffff88800b2bf590 R8 =0000000000000001 R9 =ffff88800b2bf678 R10=000000000003c9ed R11=00000000000c7d20 R12=0000000000000008 R13=ffff88800b2bf680 R14=ffff88800b2bff48 R15=ffff88800b2bf638 RIP=ffffffff8135e265 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 00007ff672af6900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff6730ae0b0 CR3=000000001fff9000 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=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=ffbc64ffffbc44ffffbc34ffffbc9f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000026981 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 fffffe7400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fcf93018018 CR3=00000000169c0000 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=36353a313020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303534 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000