[ 46.220851] ------------[ cut here ]------------ [ 46.221857] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.223963] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.225616] Modules linked in: [ 46.226280] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.228743] Tainted: [W]=WARN [ 46.229334] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.230887] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.231841] 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 [ 46.235185] RSP: 0018:ffff888016297bc0 EFLAGS: 00010286 [ 46.236301] RAX: 0000000000000000 RBX: ffffed1002c52f78 RCX: ffffffff813a4050 [ 46.237667] RDX: ffff888016403780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.238952] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c52f2f [ 46.240234] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.241568] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016297df8 [ 46.242866] FS: 00007f68c5987900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.244311] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.245376] CR2: 00007ffef91c9ef8 CR3: 000000000a376000 CR4: 0000000000350ef0 [ 46.246694] Call Trace: [ 46.247169] [ 46.247578] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.248486] ? __create_object+0x59/0x80 [ 46.249279] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.250275] __vmalloc_noprof+0x59/0x60 [ 46.251037] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.251920] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.252861] bpf_prog_alloc+0x39/0x200 [ 46.253584] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.254510] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.255412] do_seccomp+0x349/0x25e0 [ 46.256130] ? find_held_lock+0x2b/0x80 [ 46.256881] ? do_prlimit+0x310/0x610 [ 46.257596] ? __pfx_do_seccomp+0x10/0x10 [ 46.258403] ? do_raw_spin_unlock+0x53/0x220 [ 46.259253] ? _raw_spin_unlock+0x1e/0x40 [ 46.260052] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.261037] ? static_key_count+0x60/0x80 [ 46.261874] prctl_set_seccomp+0x4e/0x70 [ 46.262619] __do_sys_prctl+0xe6c/0x1d70 [ 46.263430] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.264307] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.265286] ? irqentry_exit+0xf3/0x650 [ 46.266112] do_syscall_64+0xbf/0x430 [ 46.266868] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.267838] RIP: 0033:0x7f68c5e795cd [ 46.268514] 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 [ 46.271766] RSP: 002b:00007ffef91c7970 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.273149] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f68c5e795cd [ 46.274472] RDX: 000055694a922e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.275781] RBP: 00007ffef91c79d0 R08: 0000000000000000 R09: 00007ffef91c7070 [ 46.277076] R10: 0000000000000000 R11: 0000000000000246 R12: 000055695f029240 [ 46.278405] R13: 00007ffef91c7e00 R14: 000055695f028bf0 R15: 000055695f03d4d0 [ 46.279720] [ 46.280162] irq event stamp: 1801 [ 46.280821] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 46.282374] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 46.283906] softirqs last enabled at (1724): [] handle_softirqs+0x50c/0x770 [ 46.285455] softirqs last disabled at (1719): [] __irq_exit_rcu+0xc4/0x100 [ 46.286988] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.953988] ------------[ cut here ]------------ [ 48.954914] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.956972] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 48.958428] Modules linked in: [ 48.959060] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.961261] Tainted: [W]=WARN [ 48.961964] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.963436] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.964346] 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 [ 48.967791] RSP: 0018:ffff888016b0fbc0 EFLAGS: 00010286 [ 48.968890] RAX: 0000000000000000 RBX: ffffed1002d61f78 RCX: ffffffff813a4050 [ 48.970280] RDX: ffff888016ca5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.971560] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d61f2f [ 48.972841] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.974138] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016b0fdf8 [ 48.975416] FS: 00007f15e23cc900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.976849] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.977922] CR2: 00007ffcd94b2ef8 CR3: 000000001f69b000 CR4: 0000000000350ef0 [ 48.979185] Call Trace: [ 48.979692] [ 48.980105] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.981004] ? __create_object+0x59/0x80 [ 48.981802] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.982771] __vmalloc_noprof+0x59/0x60 [ 48.983485] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.984352] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.985288] bpf_prog_alloc+0x39/0x200 [ 48.986040] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.986960] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.987863] do_seccomp+0x349/0x25e0 [ 48.988534] ? find_held_lock+0x2b/0x80 [ 48.989284] ? do_prlimit+0x310/0x610 [ 48.990043] ? __pfx_do_seccomp+0x10/0x10 [ 48.990840] ? do_raw_spin_unlock+0x53/0x220 [ 48.991617] ? _raw_spin_unlock+0x1e/0x40 [ 48.992412] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.993363] ? static_key_count+0x60/0x80 [ 48.994171] prctl_set_seccomp+0x4e/0x70 [ 48.994951] __do_sys_prctl+0xe6c/0x1d70 [ 48.995742] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.996561] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.997531] ? irqentry_exit+0xf3/0x650 [ 48.998322] do_syscall_64+0xbf/0x430 [ 48.999060] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.000005] RIP: 0033:0x7f15e28be5cd [ 49.000704] 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 [ 49.003880] RSP: 002b:00007ffcd94b1c80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.005241] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f15e28be5cd [ 49.006534] RDX: 0000558968920e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.007810] RBP: 00007ffcd94b1ce0 R08: 0000000000000000 R09: 00007ffcd94b1380 [ 49.009086] R10: 0000000000000000 R11: 0000000000000246 R12: 000055897ef9f2b0 [ 49.010373] R13: 00007ffcd94b2110 R14: 000055897efa1d20 R15: 000055897efb38d0 [ 49.011491] [ 49.011893] irq event stamp: 1807 [ 49.012407] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80 [ 49.013695] hardirqs last disabled at (1824): [] __up_console_sem+0x5d/0x80 [ 49.014972] softirqs last enabled at (1388): [] handle_softirqs+0x50c/0x770 [ 49.016253] softirqs last disabled at (1383): [] __irq_exit_rcu+0xc4/0x100 [ 49.017513] ---[ end trace 0000000000000000 ]--- [ 49.693976] ------------[ cut here ]------------ [ 49.694928] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.697592] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 49.699109] Modules linked in: [ 49.699744] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.701751] Tainted: [W]=WARN [ 49.702298] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.703748] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.704604] 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 [ 49.707767] RSP: 0018:ffff88800ee77bc0 EFLAGS: 00010286 [ 49.708736] RAX: 0000000000000000 RBX: ffffed1001dcef78 RCX: ffffffff813a4050 [ 49.710035] RDX: ffff8880172bd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.711326] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001dcef2f [ 49.712599] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.713881] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ee77df8 [ 49.715173] FS: 00007f35bf7a3900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.716607] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.717684] CR2: 00007f35bfc95580 CR3: 000000000e0d6000 CR4: 0000000000350ef0 [ 49.718965] Call Trace: [ 49.719423] [ 49.719879] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.720772] ? __create_object+0x59/0x80 [ 49.721497] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.722473] __vmalloc_noprof+0x59/0x60 [ 49.723212] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.724072] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.724998] bpf_prog_alloc+0x39/0x200 [ 49.725753] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.726625] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.727527] do_seccomp+0x349/0x25e0 [ 49.728243] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.729128] ? __pfx_do_seccomp+0x10/0x10 [ 49.729928] ? find_held_lock+0x2b/0x80 [ 49.730636] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.731605] ? static_key_count+0x60/0x80 [ 49.732410] prctl_set_seccomp+0x4e/0x70 [ 49.733186] __do_sys_prctl+0xe6c/0x1d70 [ 49.733981] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.734836] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.735799] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.736772] ? irqentry_exit+0xf3/0x650 [ 49.737486] do_syscall_64+0xbf/0x430 [ 49.738243] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.739194] RIP: 0033:0x7f35bfc955cd [ 49.739889] 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 [ 49.743025] RSP: 002b:00007ffcb6980470 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.744368] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f35bfc955cd [ 49.745663] RDX: 0000562b061efe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.746952] RBP: 00007ffcb69804d0 R08: 0000000000000000 R09: 00007ffcb697fb70 [ 49.748224] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562b43bf62b0 [ 49.749498] R13: 00007ffcb6980900 R14: 0000562b43bf8d20 R15: 0000562b43c0a8d0 [ 49.750620] [ 49.750928] irq event stamp: 1779 [ 49.751325] hardirqs last enabled at (1787): [] __up_console_sem+0x78/0x80 [ 49.752309] hardirqs last disabled at (1796): [] __up_console_sem+0x5d/0x80 [ 49.753292] softirqs last enabled at (1776): [] handle_softirqs+0x50c/0x770 [ 49.754297] softirqs last disabled at (1761): [] __irq_exit_rcu+0xc4/0x100 [ 49.755047] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:38860' (ECDSA) to the list of known hosts. 2025/11/18 01:23:21 fuzzer started 2025/11/18 01:23:21 dialing manager at localhost:37895 2025/11/18 01:23:21 checking machine... 2025/11/18 01:23:21 checking revisions... [ 50.590345] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:23:21 testing simple program... [ 50.693705] cgroup: Unknown subsys name 'net' [ 50.770341] cgroup: Unknown subsys name 'cpuset' [ 50.784589] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 01:23:20 Registers: info registers vcpu 0 RAX=000000000000ff02 RBX=ffff888009611bc0 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff888009612640 RDI=ffff888009612640 RBP=ffff888009612618 RSP=ffff888009627678 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff888009612640 R13=b503ba001073dead R14=0000000000000000 R15=0000000000000001 RIP=ffffffff81527588 RFL=00000082 [--S----] 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f15e2391008 CR3=000000001f666000 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=0000000000026ebb 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 fffffe1900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc30e99ff8 CR3=000000000d873000 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=57e16a9858335f991a43e0964a9bbc5c XMM02=0000000000305978ec2efd57dc4c00df XMM03=000000000030ed189c7c8eb377f55c8e XMM04=0158735752ede8f900000000000ae988 XMM05=63685041f0bd814a000000000031f1b0 XMM06=d74844bf967d85ba000000000031eac8 XMM07=e042d86d42eb936e000000000030eff0 XMM08=9c7c8eb377f55c8e00000000003059d8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000