[ 46.192416] ------------[ cut here ]------------ [ 46.193158] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.194807] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.195975] Modules linked in: [ 46.196443] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.198254] Tainted: [W]=WARN [ 46.198809] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.200001] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.200748] 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 [ 46.203306] RSP: 0018:ffff888015fe7bc0 EFLAGS: 00010286 [ 46.204091] RAX: 0000000000000000 RBX: ffffed1002bfcf78 RCX: ffffffff813a4050 [ 46.205130] RDX: ffff888018821bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.206170] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bfcf2f [ 46.207209] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.208231] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015fe7df8 [ 46.209263] FS: 00007f7a1994d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.210423] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.211279] CR2: 00007ffd68604ef7 CR3: 000000000bee6000 CR4: 0000000000350ef0 [ 46.212320] Call Trace: [ 46.212720] [ 46.213050] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.213777] ? __create_object+0x59/0x80 [ 46.214364] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.215136] __vmalloc_noprof+0x59/0x60 [ 46.215750] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.216411] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.217160] bpf_prog_alloc+0x39/0x200 [ 46.217769] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.218470] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.219190] do_seccomp+0x349/0x25e0 [ 46.219764] ? find_held_lock+0x2b/0x80 [ 46.220339] ? do_prlimit+0x310/0x610 [ 46.220951] ? __pfx_do_seccomp+0x10/0x10 [ 46.221553] ? do_raw_spin_unlock+0x53/0x220 [ 46.222223] ? _raw_spin_unlock+0x1e/0x40 [ 46.222876] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.223619] ? static_key_count+0x60/0x80 [ 46.224267] prctl_set_seccomp+0x4e/0x70 [ 46.224889] __do_sys_prctl+0xe6c/0x1d70 [ 46.225492] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.226187] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.226966] ? irqentry_exit+0xf3/0x650 [ 46.227541] do_syscall_64+0xbf/0x430 [ 46.228129] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.228884] RIP: 0033:0x7f7a19e3f5cd [ 46.229422] 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 [ 46.231954] RSP: 002b:00007ffd68602db0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.233149] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7a19e3f5cd [ 46.234369] RDX: 000056394809ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.235441] RBP: 00007ffd68602e10 R08: 0000000000000000 R09: 00007ffd686024b0 [ 46.236500] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563955099ad0 [ 46.237565] R13: 00007ffd68603240 R14: 000056395509abc0 R15: 00005639550ab780 [ 46.238631] [ 46.239042] irq event stamp: 1887 [ 46.239563] hardirqs last enabled at (1895): [] __up_console_sem+0x78/0x80 [ 46.240799] hardirqs last disabled at (1904): [] __up_console_sem+0x5d/0x80 [ 46.242040] softirqs last enabled at (1622): [] handle_softirqs+0x50c/0x770 [ 46.243286] softirqs last disabled at (1617): [] __irq_exit_rcu+0xc4/0x100 [ 46.244508] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.820847] ------------[ cut here ]------------ [ 49.821771] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.823760] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.825213] Modules linked in: [ 49.825858] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.827832] Tainted: [W]=WARN [ 49.828373] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.829833] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.830733] 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 [ 49.833887] RSP: 0018:ffff88800f75fbc0 EFLAGS: 00010286 [ 49.834871] RAX: 0000000000000000 RBX: ffffed1001eebf78 RCX: ffffffff813a4050 [ 49.836135] RDX: ffff8880177a0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.837408] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001eebf2f [ 49.838700] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.839973] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f75fdf8 [ 49.841244] FS: 00007fe6e0689900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.842744] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.843793] CR2: 00007fe6e0bef4a6 CR3: 0000000020a47000 CR4: 0000000000350ef0 [ 49.845048] Call Trace: [ 49.845524] [ 49.845981] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.846872] ? __create_object+0x59/0x80 [ 49.847602] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.848556] __vmalloc_noprof+0x59/0x60 [ 49.849303] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.850185] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.851097] bpf_prog_alloc+0x39/0x200 [ 49.851824] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.852751] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.853628] do_seccomp+0x349/0x25e0 [ 49.854337] ? find_held_lock+0x2b/0x80 [ 49.855089] ? do_prlimit+0x310/0x610 [ 49.855839] ? __pfx_do_seccomp+0x10/0x10 [ 49.856575] ? do_raw_spin_unlock+0x53/0x220 [ 49.857415] ? _raw_spin_unlock+0x1e/0x40 [ 49.858178] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.859123] ? static_key_count+0x60/0x80 [ 49.859928] prctl_set_seccomp+0x4e/0x70 [ 49.860661] __do_sys_prctl+0xe6c/0x1d70 [ 49.861456] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.862301] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.863262] ? irqentry_exit+0xf3/0x650 [ 49.864015] do_syscall_64+0xbf/0x430 [ 49.864744] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.865649] RIP: 0033:0x7fe6e0b7b5cd [ 49.866344] 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 [ 49.869457] RSP: 002b:00007ffdcb826fe0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.870808] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe6e0b7b5cd [ 49.872087] RDX: 000056468e457e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.873367] RBP: 00007ffdcb827040 R08: 0000000000000000 R09: 00007ffdcb8266e0 [ 49.874631] R10: 0000000000000000 R11: 0000000000000246 R12: 00005646b8412ad0 [ 49.875892] R13: 00007ffdcb827470 R14: 00005646b8413bc0 R15: 00005646b8424780 [ 49.877161] [ 49.877595] irq event stamp: 1759 [ 49.878238] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 49.879738] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 49.881233] softirqs last enabled at (1404): [] handle_softirqs+0x50c/0x770 [ 49.882768] softirqs last disabled at (1401): [] __irq_exit_rcu+0xc4/0x100 [ 49.884251] ---[ end trace 0000000000000000 ]--- [ 50.710618] ------------[ cut here ]------------ [ 50.711549] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.713563] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.715034] Modules linked in: [ 50.715632] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.717660] Tainted: [W]=WARN [ 50.718243] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.719953] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.720958] 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 [ 50.724135] RSP: 0018:ffff888017a7fbc0 EFLAGS: 00010286 [ 50.725091] RAX: 0000000000000000 RBX: ffffed1002f4ff78 RCX: ffffffff813a4050 [ 50.726379] RDX: ffff8880175b8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.727670] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f4ff2f [ 50.728961] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.730248] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017a7fdf8 [ 50.731525] FS: 00007ff033e30900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.732961] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.734048] CR2: 00007fff0ad73ef7 CR3: 000000001bdbc000 CR4: 0000000000350ef0 [ 50.735355] Call Trace: [ 50.735868] [ 50.736282] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.737198] ? __create_object+0x59/0x80 [ 50.738009] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.738997] __vmalloc_noprof+0x59/0x60 [ 50.739762] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.740582] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.741535] bpf_prog_alloc+0x39/0x200 [ 50.742289] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.743220] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.744128] do_seccomp+0x349/0x25e0 [ 50.744875] ? find_held_lock+0x2b/0x80 [ 50.745613] ? do_prlimit+0x310/0x610 [ 50.746371] ? __pfx_do_seccomp+0x10/0x10 [ 50.747156] ? do_raw_spin_unlock+0x53/0x220 [ 50.747985] ? _raw_spin_unlock+0x1e/0x40 [ 50.748769] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.749765] ? static_key_count+0x60/0x80 [ 50.750509] prctl_set_seccomp+0x4e/0x70 [ 50.751294] __do_sys_prctl+0xe6c/0x1d70 [ 50.752087] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.752963] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.753970] ? irqentry_exit+0xf3/0x650 [ 50.754746] do_syscall_64+0xbf/0x430 [ 50.755445] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.756386] RIP: 0033:0x7ff0343225cd [ 50.757081] 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 [ 50.759896] RSP: 002b:00007fff0ad72c90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.761036] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff0343225cd [ 50.762132] RDX: 000056375ecd2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.763201] RBP: 00007fff0ad72cf0 R08: 0000000000000000 R09: 00007fff0ad72390 [ 50.764271] R10: 0000000000000000 R11: 0000000000000246 R12: 000056378d0052b0 [ 50.765360] R13: 00007fff0ad73120 R14: 000056378d007d20 R15: 000056378d0198d0 [ 50.766448] [ 50.766840] irq event stamp: 1801 [ 50.767344] hardirqs last enabled at (1809): [] __up_console_sem+0x78/0x80 [ 50.768603] hardirqs last disabled at (1818): [] __up_console_sem+0x5d/0x80 [ 50.769876] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 50.771161] softirqs last disabled at (1659): [] __irq_exit_rcu+0xc4/0x100 [ 50.772418] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:24782' (ECDSA) to the list of known hosts. 2025/11/19 01:04:46 fuzzer started 2025/11/19 01:04:47 dialing manager at localhost:34383 2025/11/19 01:04:47 checking machine... 2025/11/19 01:04:47 checking revisions... [ 51.666080] kmemleak: Automatic memory scanning thread ended 2025/11/19 01:04:47 testing simple program... [ 51.768171] cgroup: Unknown subsys name 'net' [ 51.842022] cgroup: Unknown subsys name 'cpuset' [ 51.872535] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 01:04:46 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888017273780 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff888017274250 RDI=ffff888017273780 RBP=ffff8880172741d8 RSP=ffff88806ce088c8 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888017274250 R13=99b43964c8769410 R14=0000000000000000 R15=0000000000000003 RIP=ffffffff8152749f RFL=00000046 [---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 00007f4006527700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe6e0c410b0 CR3=000000000da95000 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=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3034325b646873732036343a3430 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363737 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002738f RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd0c16fe18 CR3=000000000defa000 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=5fb29ce951a58eb91f4b664a9a78f502 XMM02=2c67c8bc2e329bc300000000003075c8 XMM03=fb795ef6d65770560000000000313230 XMM04=5928f26c34de6e5f00000000000ae988 XMM05=83ba0e2f8f1e7cd10000000000324678 XMM06=474038aa6c007e1f0000000000323490 XMM07=e042d86d42eb936e00000000003134b0 XMM08=0695c41420aa45690000000000307628 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000