[ 38.987745] ------------[ cut here ]------------ [ 38.988732] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.990969] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.992790] Modules linked in: [ 38.993541] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.995675] Tainted: [W]=WARN [ 38.996321] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.997874] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.998852] 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 [ 39.002210] RSP: 0018:ffff888016d27bc0 EFLAGS: 00010286 [ 39.003255] RAX: 0000000000000000 RBX: ffffed1002da4f78 RCX: ffffffff813a4050 [ 39.004602] RDX: ffff888018e28000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.005967] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002da4f2f [ 39.007337] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.008687] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d27df8 [ 39.010058] FS: 00007fa814d0b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.011605] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.012720] CR2: 00007ffdc7cc8ef7 CR3: 000000000e367000 CR4: 0000000000350ef0 [ 39.014080] Call Trace: [ 39.014578] [ 39.015008] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.015958] ? __create_object+0x59/0x80 [ 39.016774] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.017782] __vmalloc_noprof+0x59/0x60 [ 39.018592] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.019507] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.020485] bpf_prog_alloc+0x39/0x200 [ 39.021259] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.022226] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.023184] do_seccomp+0x349/0x25e0 [ 39.023884] ? find_held_lock+0x2b/0x80 [ 39.024678] ? do_prlimit+0x310/0x610 [ 39.025486] ? __pfx_do_seccomp+0x10/0x10 [ 39.026423] ? do_raw_spin_unlock+0x53/0x220 [ 39.027293] ? _raw_spin_unlock+0x1e/0x40 [ 39.028100] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.029108] ? static_key_count+0x60/0x80 [ 39.029901] prctl_set_seccomp+0x4e/0x70 [ 39.030713] __do_sys_prctl+0xe6c/0x1d70 [ 39.031521] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.032418] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.033414] ? irqentry_exit+0xf3/0x650 [ 39.034207] do_syscall_64+0xbf/0x430 [ 39.034939] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.035916] RIP: 0033:0x7fa8151fd5cd [ 39.036642] 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 [ 39.039919] RSP: 002b:00007ffdc7cc6e20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.041322] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa8151fd5cd [ 39.042654] RDX: 000055fd288c4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.043708] RBP: 00007ffdc7cc6e80 R08: 0000000000000000 R09: 00007ffdc7cc6520 [ 39.044556] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fd5eac0240 [ 39.045417] R13: 00007ffdc7cc72b0 R14: 000055fd5eabfbf0 R15: 000055fd5ead44d0 [ 39.046284] [ 39.046571] irq event stamp: 1813 [ 39.046972] hardirqs last enabled at (1821): [] __up_console_sem+0x78/0x80 [ 39.047815] hardirqs last disabled at (1830): [] __up_console_sem+0x5d/0x80 [ 39.048607] softirqs last enabled at (1772): [] handle_softirqs+0x50c/0x770 [ 39.049406] softirqs last disabled at (1767): [] __irq_exit_rcu+0xc4/0x100 [ 39.050187] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.411131] ------------[ cut here ]------------ [ 41.412215] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.414501] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.416150] Modules linked in: [ 41.416813] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.419069] Tainted: [W]=WARN [ 41.419697] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.421368] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.422417] 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 [ 41.426010] RSP: 0018:ffff888018137bc0 EFLAGS: 00010286 [ 41.427187] RAX: 0000000000000000 RBX: ffffed1003026f78 RCX: ffffffff813a4050 [ 41.428688] RDX: ffff888015c61bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.430177] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003026f2f [ 41.431674] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.433163] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018137df8 [ 41.434659] FS: 00007fdec8303900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.436341] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.437567] CR2: 00007fdec87f5580 CR3: 000000002095b000 CR4: 0000000000350ef0 [ 41.439084] Call Trace: [ 41.439621] [ 41.440149] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.441184] ? __create_object+0x59/0x80 [ 41.442098] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.443237] __vmalloc_noprof+0x59/0x60 [ 41.444109] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.445118] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.446194] bpf_prog_alloc+0x39/0x200 [ 41.447006] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.448128] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.449183] do_seccomp+0x349/0x25e0 [ 41.449960] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.451000] ? __pfx_do_seccomp+0x10/0x10 [ 41.451883] ? find_held_lock+0x2b/0x80 [ 41.452750] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.453861] ? static_key_count+0x60/0x80 [ 41.454786] prctl_set_seccomp+0x4e/0x70 [ 41.455676] __do_sys_prctl+0xe6c/0x1d70 [ 41.456572] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.457555] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.458672] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.459785] ? irqentry_exit+0xf3/0x650 [ 41.460651] do_syscall_64+0xbf/0x430 [ 41.461497] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.462611] RIP: 0033:0x7fdec87f55cd [ 41.463420] 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 [ 41.467096] RSP: 002b:00007fff8ec346d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.468654] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdec87f55cd [ 41.470121] RDX: 000055e64dde3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.471597] RBP: 00007fff8ec34730 R08: 0000000000000000 R09: 00007fff8ec33dd0 [ 41.473056] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e660097ad0 [ 41.474517] R13: 00007fff8ec34b60 R14: 000055e660098bc0 R15: 000055e6600a9780 [ 41.475776] [ 41.476211] irq event stamp: 1727 [ 41.476776] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 41.478194] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 41.479623] softirqs last enabled at (1648): [] handle_softirqs+0x50c/0x770 [ 41.481078] softirqs last disabled at (1643): [] __irq_exit_rcu+0xc4/0x100 [ 41.482502] ---[ end trace 0000000000000000 ]--- [ 42.142756] ------------[ cut here ]------------ [ 42.143671] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.145711] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.147175] Modules linked in: [ 42.147763] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.149729] Tainted: [W]=WARN [ 42.150302] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.151755] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.152651] 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 [ 42.155758] RSP: 0018:ffff88801498fbc0 EFLAGS: 00010286 [ 42.156719] RAX: 0000000000000000 RBX: ffffed1002931f78 RCX: ffffffff813a4050 [ 42.158008] RDX: ffff88801630b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.159316] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002931f2f [ 42.160614] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.161880] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801498fdf8 [ 42.163154] FS: 00007fe72cf13900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.164567] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.165782] CR2: 00007fe72d405580 CR3: 000000000ceda000 CR4: 0000000000350ef0 [ 42.167190] Call Trace: [ 42.167653] [ 42.168089] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.168926] ? __create_object+0x59/0x80 [ 42.169692] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.170837] __vmalloc_noprof+0x59/0x60 [ 42.171754] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.172633] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.173571] bpf_prog_alloc+0x39/0x200 [ 42.174302] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.175240] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.176125] do_seccomp+0x349/0x25e0 [ 42.176793] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.177669] ? __pfx_do_seccomp+0x10/0x10 [ 42.178459] ? find_held_lock+0x2b/0x80 [ 42.179226] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.180178] ? static_key_count+0x60/0x80 [ 42.180922] prctl_set_seccomp+0x4e/0x70 [ 42.181693] __do_sys_prctl+0xe6c/0x1d70 [ 42.182486] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.183341] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.184304] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.185280] ? irqentry_exit+0xf3/0x650 [ 42.186004] do_syscall_64+0xbf/0x430 [ 42.186751] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.187701] RIP: 0033:0x7fe72d4055cd [ 42.188400] 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 [ 42.191515] RSP: 002b:00007ffcf8bc1870 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.192849] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe72d4055cd [ 42.194167] RDX: 000056202e6b9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.195237] RBP: 00007ffcf8bc18d0 R08: 0000000000000000 R09: 00007ffcf8bc0f70 [ 42.196291] R10: 0000000000000000 R11: 0000000000000246 R12: 000056204e1fbad0 [ 42.197345] R13: 00007ffcf8bc1d00 R14: 000056204e1fcbc0 R15: 000056204e20d780 [ 42.198434] [ 42.198789] irq event stamp: 1729 [ 42.199330] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 42.200607] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80 [ 42.201870] softirqs last enabled at (1708): [] handle_softirqs+0x50c/0x770 [ 42.203169] softirqs last disabled at (1703): [] __irq_exit_rcu+0xc4/0x100 [ 42.204427] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:61414' (ECDSA) to the list of known hosts. 2025/11/18 13:34:46 fuzzer started 2025/11/18 13:34:46 dialing manager at localhost:34383 2025/11/18 13:34:46 checking machine... 2025/11/18 13:34:46 checking revisions... [ 43.067127] kmemleak: Automatic memory scanning thread ended 2025/11/18 13:34:46 testing simple program... [ 43.164409] cgroup: Unknown subsys name 'net' [ 43.279803] cgroup: Unknown subsys name 'cpuset' [ 43.319448] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 13:34:45 Registers: info registers vcpu 0 RAX=000000000003e575 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f80fa0e2000 CR3=000000000e3f6000 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=2035343a34333a333120383120766f4e XMM01=73732878696e755f6d6170203a5d3933 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3933325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732035343a34333a3331203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffffffff85e78600 RCX=dfb8078e475e76a4 RDX=0000000085cb9a3e RSI=000000008301a466 RDI=0000000081125d94 RBP=00007fdec8e9de07 RSP=ffff88806cf089d0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=00007fdec8e9de07 R13=0000000000000000 R14=ffff88801bd81bc0 R15=ffff888009462280 RIP=ffffffff84c721b6 RFL=00000202 [-------] 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 00007fdec8303900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fdec82e2020 CR3=000000002085d000 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