[ 39.122625] ------------[ cut here ]------------ [ 39.123551] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.125619] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.127066] Modules linked in: [ 39.127691] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.129718] Tainted: [W]=WARN [ 39.130261] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.131711] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.132643] 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 [ 39.135754] RSP: 0018:ffff888017377bc0 EFLAGS: 00010286 [ 39.136743] RAX: 0000000000000000 RBX: ffffed1002e6ef78 RCX: ffffffff813a4050 [ 39.138000] RDX: ffff88801a8c0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.139269] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e6ef2f [ 39.140560] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.141824] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017377df8 [ 39.143084] FS: 00007f44f5fb9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.144511] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.145564] CR2: 00007f44f651f4a6 CR3: 000000000e61b000 CR4: 0000000000350ef0 [ 39.146839] Call Trace: [ 39.147304] [ 39.147750] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.148634] ? __create_object+0x59/0x80 [ 39.149366] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.150329] __vmalloc_noprof+0x59/0x60 [ 39.151066] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.151938] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.152876] bpf_prog_alloc+0x39/0x200 [ 39.153607] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.154518] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.155362] do_seccomp+0x349/0x25e0 [ 39.156088] ? find_held_lock+0x2b/0x80 [ 39.156839] ? do_prlimit+0x310/0x610 [ 39.157575] ? __pfx_do_seccomp+0x10/0x10 [ 39.158306] ? do_raw_spin_unlock+0x53/0x220 [ 39.159134] ? _raw_spin_unlock+0x1e/0x40 [ 39.159910] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.160882] ? static_key_count+0x60/0x80 [ 39.161673] prctl_set_seccomp+0x4e/0x70 [ 39.162400] __do_sys_prctl+0xe6c/0x1d70 [ 39.163175] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.164043] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.164999] ? irqentry_exit+0xf3/0x650 [ 39.165764] do_syscall_64+0xbf/0x430 [ 39.166492] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.167380] RIP: 0033:0x7f44f64ab5cd [ 39.168086] 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 [ 39.171194] RSP: 002b:00007ffccc833f70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.172539] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f44f64ab5cd [ 39.173801] RDX: 000055f9d9695e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.175098] RBP: 00007ffccc833fd0 R08: 0000000000000000 R09: 00007ffccc833670 [ 39.176386] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fa11871ad0 [ 39.177658] R13: 00007ffccc834400 R14: 000055fa11872bc0 R15: 000055fa11883780 [ 39.178938] [ 39.179354] irq event stamp: 1811 [ 39.179999] hardirqs last enabled at (1821): [] __up_console_sem+0x78/0x80 [ 39.181548] hardirqs last disabled at (1830): [] __up_console_sem+0x5d/0x80 [ 39.183054] softirqs last enabled at (1790): [] handle_softirqs+0x50c/0x770 [ 39.184618] softirqs last disabled at (1785): [] __irq_exit_rcu+0xc4/0x100 [ 39.186109] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.432994] ------------[ cut here ]------------ [ 42.433944] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.435967] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 42.437453] Modules linked in: [ 42.438043] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.440008] Tainted: [W]=WARN [ 42.440623] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.442093] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.442997] 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 [ 42.446118] RSP: 0018:ffff88801b047bc0 EFLAGS: 00010286 [ 42.447072] RAX: 0000000000000000 RBX: ffffed1003608f78 RCX: ffffffff813a4050 [ 42.448372] RDX: ffff888017671bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.449670] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003608f2f [ 42.450952] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.452221] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b047df8 [ 42.453497] FS: 00007f711b8cd900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.454923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.455975] CR2: 00007ffe5545eef8 CR3: 000000000e175000 CR4: 0000000000350ef0 [ 42.457256] Call Trace: [ 42.457762] [ 42.458175] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.459092] ? __create_object+0x59/0x80 [ 42.459887] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.460872] __vmalloc_noprof+0x59/0x60 [ 42.461637] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.462518] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.463407] bpf_prog_alloc+0x39/0x200 [ 42.464155] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.465083] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.465991] do_seccomp+0x349/0x25e0 [ 42.466714] ? find_held_lock+0x2b/0x80 [ 42.467492] ? do_prlimit+0x310/0x610 [ 42.468196] ? __pfx_do_seccomp+0x10/0x10 [ 42.468968] ? do_raw_spin_unlock+0x53/0x220 [ 42.469799] ? _raw_spin_unlock+0x1e/0x40 [ 42.470578] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.471566] ? static_key_count+0x60/0x80 [ 42.472335] prctl_set_seccomp+0x4e/0x70 [ 42.473113] __do_sys_prctl+0xe6c/0x1d70 [ 42.473886] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.474732] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.475687] ? irqentry_exit+0xf3/0x650 [ 42.476458] do_syscall_64+0xbf/0x430 [ 42.477162] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.478100] RIP: 0033:0x7f711bdbf5cd [ 42.478809] 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 [ 42.481983] RSP: 002b:00007ffe5545c570 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.483350] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f711bdbf5cd [ 42.484645] RDX: 000055971d8aee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.485909] RBP: 00007ffe5545c5d0 R08: 0000000000000000 R09: 00007ffe5545bc70 [ 42.487172] R10: 0000000000000000 R11: 0000000000000246 R12: 000055974c4c4ad0 [ 42.488458] R13: 00007ffe5545ca00 R14: 000055974c4c5bc0 R15: 000055974c4d6780 [ 42.489746] [ 42.490165] irq event stamp: 1779 [ 42.490813] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 42.492335] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 42.493581] softirqs last enabled at (1768): [] handle_softirqs+0x50c/0x770 [ 42.494851] softirqs last disabled at (1763): [] __irq_exit_rcu+0xc4/0x100 [ 42.496115] ---[ end trace 0000000000000000 ]--- [ 43.147775] ------------[ cut here ]------------ [ 43.148530] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.150230] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.151435] Modules linked in: [ 43.151918] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.153737] Tainted: [W]=WARN [ 43.154195] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.155680] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.156405] 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 [ 43.159028] RSP: 0018:ffff88800a377bc0 EFLAGS: 00010286 [ 43.159827] RAX: 0000000000000000 RBX: ffffed100146ef78 RCX: ffffffff813a4050 [ 43.160881] RDX: ffff888019c58000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.161937] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100146ef2f [ 43.162986] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.164038] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a377df8 [ 43.165095] FS: 00007fcde75f8900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.166271] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.167139] CR2: 00007ffe183a3ef8 CR3: 000000000d27d000 CR4: 0000000000350ef0 [ 43.168197] Call Trace: [ 43.168606] [ 43.168946] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.169688] ? __create_object+0x59/0x80 [ 43.170296] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.171078] __vmalloc_noprof+0x59/0x60 [ 43.171701] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.172388] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.173164] bpf_prog_alloc+0x39/0x200 [ 43.173771] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.174536] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.175237] do_seccomp+0x349/0x25e0 [ 43.175822] ? find_held_lock+0x2b/0x80 [ 43.176445] ? do_prlimit+0x310/0x610 [ 43.177019] ? __pfx_do_seccomp+0x10/0x10 [ 43.177662] ? do_raw_spin_unlock+0x53/0x220 [ 43.178304] ? _raw_spin_unlock+0x1e/0x40 [ 43.178950] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.179740] ? static_key_count+0x60/0x80 [ 43.180368] prctl_set_seccomp+0x4e/0x70 [ 43.181001] __do_sys_prctl+0xe6c/0x1d70 [ 43.181635] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.182297] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.183115] ? irqentry_exit+0xf3/0x650 [ 43.183755] do_syscall_64+0xbf/0x430 [ 43.184335] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.185112] RIP: 0033:0x7fcde7aea5cd [ 43.185679] 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 [ 43.188289] RSP: 002b:00007ffe183a2970 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.189408] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcde7aea5cd [ 43.190470] RDX: 0000555bddad9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.191513] RBP: 00007ffe183a29d0 R08: 0000000000000000 R09: 00007ffe183a2070 [ 43.192564] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555c113ebb10 [ 43.193607] R13: 00007ffe183a2e00 R14: 0000555c113ec2b0 R15: 0000555c114006f0 [ 43.194676] [ 43.195021] irq event stamp: 1873 [ 43.195547] hardirqs last enabled at (1883): [] __up_console_sem+0x78/0x80 [ 43.196805] hardirqs last disabled at (1892): [] __up_console_sem+0x5d/0x80 [ 43.198034] softirqs last enabled at (1522): [] handle_softirqs+0x50c/0x770 [ 43.199286] softirqs last disabled at (1517): [] __irq_exit_rcu+0xc4/0x100 [ 43.200553] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:39779' (ECDSA) to the list of known hosts. 2025/11/17 19:07:29 fuzzer started 2025/11/17 19:07:30 dialing manager at localhost:37895 2025/11/17 19:07:30 checking machine... 2025/11/17 19:07:30 checking revisions... [ 44.027593] kmemleak: Automatic memory scanning thread ended 2025/11/17 19:07:30 testing simple program... [ 44.113636] cgroup: Unknown subsys name 'net' [ 44.164625] cgroup: Unknown subsys name 'cpuset' [ 44.179380] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 19:07:29 Registers: info registers vcpu 0 RAX=000000000003d2e3 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 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 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe55456000 CR3=000000000e400000 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=2039323a37303a393120373120766f4e XMM01=73732878696e755f6d6170203a5d3933 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3933325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732038323a37303a3931203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff8175a47e RBX=ffffffff85e78700 RCX=ffffffff8175a49f RDX=ffff8880174d8000 RSI=ffffffff8175a5a5 RDI=0000000000000005 RBP=0000000000000001 RSP=ffff8880173776a0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=00007f711c467e07 R13=0000000000000000 R14=ffff8880174d8000 R15=ffff88800944cc80 RIP=ffffffff81751c78 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 00007f711b8cd900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f711b897008 CR3=000000002020b000 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