[ 38.962568] ------------[ cut here ]------------ [ 38.963571] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.965805] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 38.967482] Modules linked in: [ 38.968130] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.970307] Tainted: [W]=WARN [ 38.970962] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.972566] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.973581] 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 [ 38.977074] RSP: 0018:ffff888017f27bc0 EFLAGS: 00010286 [ 38.978161] RAX: 0000000000000000 RBX: ffffed1002fe4f78 RCX: ffffffff813a4050 [ 38.979574] RDX: ffff88800f6e5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.980993] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fe4f2f [ 38.982422] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.983831] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017f27df8 [ 38.985272] FS: 00007fde15e82900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.986866] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.988036] CR2: 00007fde16374580 CR3: 000000000d31a000 CR4: 0000000000350ef0 [ 38.989460] Call Trace: [ 38.989970] [ 38.990472] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.991464] ? __create_object+0x59/0x80 [ 38.992276] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.993373] __vmalloc_noprof+0x59/0x60 [ 38.994211] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.995186] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.996222] bpf_prog_alloc+0x39/0x200 [ 38.997064] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.998098] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.999131] do_seccomp+0x349/0x25e0 [ 38.999935] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.000954] ? __pfx_do_seccomp+0x10/0x10 [ 39.001820] ? find_held_lock+0x2b/0x80 [ 39.002662] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.003735] ? static_key_count+0x60/0x80 [ 39.004632] prctl_set_seccomp+0x4e/0x70 [ 39.005506] __do_sys_prctl+0xe6c/0x1d70 [ 39.006332] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.007297] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.008375] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.009500] ? irqentry_exit+0xf3/0x650 [ 39.010314] do_syscall_64+0xbf/0x430 [ 39.011159] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.012236] RIP: 0033:0x7fde163745cd [ 39.013052] 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 [ 39.016619] RSP: 002b:00007fff286f8fe0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.018167] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fde163745cd [ 39.019626] RDX: 000055b16c507e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.021096] RBP: 00007fff286f9040 R08: 0000000000000000 R09: 00007fff286f86e0 [ 39.022561] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b17499c2b0 [ 39.024013] R13: 00007fff286f9470 R14: 000055b17499ed20 R15: 000055b1749b08d0 [ 39.025369] [ 39.025670] irq event stamp: 1775 [ 39.026061] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 39.027039] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 39.028010] softirqs last enabled at (1666): [] handle_softirqs+0x50c/0x770 [ 39.029005] softirqs last disabled at (1661): [] __irq_exit_rcu+0xc4/0x100 [ 39.029976] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.635747] ------------[ cut here ]------------ [ 41.636648] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.638686] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.640106] Modules linked in: [ 41.640739] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.642709] Tainted: [W]=WARN [ 41.643271] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.644726] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.645646] 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 [ 41.648788] RSP: 0018:ffff888015a57bc0 EFLAGS: 00010286 [ 41.649762] RAX: 0000000000000000 RBX: ffffed1002b4af78 RCX: ffffffff813a4050 [ 41.651033] RDX: ffff88801727d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.652286] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b4af2f [ 41.653555] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.654811] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015a57df8 [ 41.656085] FS: 00007f0b40aa5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.657517] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.658571] CR2: 00007f0b40f97580 CR3: 000000001fab9000 CR4: 0000000000350ef0 [ 41.659833] Call Trace: [ 41.660287] [ 41.660727] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.661620] ? __create_object+0x59/0x80 [ 41.662335] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.663294] __vmalloc_noprof+0x59/0x60 [ 41.664036] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.664893] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.665828] bpf_prog_alloc+0x39/0x200 [ 41.666561] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.667482] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.668340] do_seccomp+0x349/0x25e0 [ 41.669064] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.669964] ? __pfx_do_seccomp+0x10/0x10 [ 41.670750] ? find_held_lock+0x2b/0x80 [ 41.671513] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.672473] ? static_key_count+0x60/0x80 [ 41.673229] prctl_set_seccomp+0x4e/0x70 [ 41.673985] __do_sys_prctl+0xe6c/0x1d70 [ 41.674752] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.675595] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.676568] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.677552] ? irqentry_exit+0xf3/0x650 [ 41.678267] do_syscall_64+0xbf/0x430 [ 41.678999] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.679937] RIP: 0033:0x7f0b40f975cd [ 41.680633] 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 [ 41.683748] RSP: 002b:00007ffe081ba1f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.685097] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0b40f975cd [ 41.686347] RDX: 000055e663e36e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.687595] RBP: 00007ffe081ba250 R08: 0000000000000000 R09: 00007ffe081b98f0 [ 41.688879] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e67ad64ad0 [ 41.690152] R13: 00007ffe081ba680 R14: 000055e67ad65bc0 R15: 000055e67ad76780 [ 41.691441] [ 41.691861] irq event stamp: 1717 [ 41.692506] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 41.694020] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 41.695520] softirqs last enabled at (1696): [] handle_softirqs+0x50c/0x770 [ 41.697031] softirqs last disabled at (1691): [] __irq_exit_rcu+0xc4/0x100 [ 41.698525] ---[ end trace 0000000000000000 ]--- [ 42.445949] ------------[ cut here ]------------ [ 42.446684] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.447865] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 42.448673] Modules linked in: [ 42.449009] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.450107] Tainted: [W]=WARN [ 42.450432] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.451227] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.451749] 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 [ 42.453520] RSP: 0018:ffff88800f40fbc0 EFLAGS: 00010286 [ 42.454043] RAX: 0000000000000000 RBX: ffffed1001e81f78 RCX: ffffffff813a4050 [ 42.454746] RDX: ffff888016875340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.455455] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e81f2f [ 42.456132] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.456848] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f40fdf8 [ 42.457556] FS: 00007f00807db900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.458318] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.458908] CR2: 00007ffcff6d8ef8 CR3: 000000000cef4000 CR4: 0000000000350ef0 [ 42.459612] Call Trace: [ 42.459866] [ 42.460093] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.460586] ? __create_object+0x59/0x80 [ 42.461000] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.461531] __vmalloc_noprof+0x59/0x60 [ 42.461923] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.462405] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.462896] bpf_prog_alloc+0x39/0x200 [ 42.463277] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.463789] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.464260] do_seccomp+0x349/0x25e0 [ 42.464645] ? find_held_lock+0x2b/0x80 [ 42.465042] ? do_prlimit+0x310/0x610 [ 42.465444] ? __pfx_do_seccomp+0x10/0x10 [ 42.465851] ? do_raw_spin_unlock+0x53/0x220 [ 42.466279] ? _raw_spin_unlock+0x1e/0x40 [ 42.466704] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.467201] ? static_key_count+0x60/0x80 [ 42.467633] prctl_set_seccomp+0x4e/0x70 [ 42.468035] __do_sys_prctl+0xe6c/0x1d70 [ 42.468466] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.468917] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.469452] ? irqentry_exit+0xf3/0x650 [ 42.469857] do_syscall_64+0xbf/0x430 [ 42.470236] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.470755] RIP: 0033:0x7f0080ccd5cd [ 42.471126] 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 [ 42.472872] RSP: 002b:00007ffcff6d7010 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.473629] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0080ccd5cd [ 42.474320] RDX: 00005599b25cce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.475021] RBP: 00007ffcff6d7070 R08: 0000000000000000 R09: 00007ffcff6d6710 [ 42.475726] R10: 0000000000000000 R11: 0000000000000246 R12: 00005599e7d9e2b0 [ 42.476429] R13: 00007ffcff6d74a0 R14: 00005599e7da0d20 R15: 00005599e7db28d0 [ 42.477123] [ 42.477356] irq event stamp: 1727 [ 42.477716] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 42.478562] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 42.479380] softirqs last enabled at (1252): [] handle_softirqs+0x50c/0x770 [ 42.480227] softirqs last disabled at (1243): [] __irq_exit_rcu+0xc4/0x100 [ 42.481065] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:16177' (ECDSA) to the list of known hosts. 2025/11/17 09:27:12 fuzzer started 2025/11/17 09:27:13 dialing manager at localhost:37895 2025/11/17 09:27:13 checking machine... 2025/11/17 09:27:13 checking revisions... [ 43.294632] kmemleak: Automatic memory scanning thread ended 2025/11/17 09:27:13 testing simple program... [ 43.381648] cgroup: Unknown subsys name 'net' [ 43.436843] cgroup: Unknown subsys name 'cpuset' [ 43.451953] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 09:27:12 Registers: info registers vcpu 0 RAX=ffff888016657ae0 RBX=0000000000000001 RCX=0000000000000001 RDX=ffff888016657a01 RSI=ffff888016657a70 RDI=ffff888016657a70 RBP=ffff888016657770 RSP=ffff8880166576a8 R8 =0000000000000001 R9 =ffff888016657758 R10=000000000003c9ed R11=0000000000025767 R12=ffff888016657778 R13=ffff888016657760 R14=ffff888016657a70 R15=ffff888016657718 RIP=ffffffff8135fb38 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 00007f0b40aa5900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0b40a54008 CR3=000000000cf2a000 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=0000000000021bff 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 fffffe2f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f5ecce62000 CR3=000000000e80a000 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=ce1d38454eb142b478441b621331bc4d XMM02=0000000000304188ec2efd57dc4c00df XMM03=0000000000310f68cb6fe2b8e2b55009 XMM04=bc940cdb0c3b84fb00000000000ae988 XMM05=7c4ca9e79b25d2000000000000321de0 XMM06=d74844bf967d85ba0000000000320e80 XMM07=e042d86d42eb936e00000000003119a8 XMM08=cb6fe2b8e2b5500900000000003041e8 XMM09=00000000000000000000000000000000 XMM10=00000000002000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000