[ 46.820316] ------------[ cut here ]------------ [ 46.821224] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.823203] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 46.824652] Modules linked in: [ 46.825242] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.827231] Tainted: [W]=WARN [ 46.827839] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.829320] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.830265] 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 [ 46.833437] RSP: 0018:ffff888013ea7bc0 EFLAGS: 00010286 [ 46.834378] RAX: 0000000000000000 RBX: ffffed10027d4f78 RCX: ffffffff813a4050 [ 46.835689] RDX: ffff88801b481bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.836961] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027d4f2f [ 46.838236] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.839510] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013ea7df8 [ 46.840786] FS: 00007f1fd9fa5900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.842218] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.843264] CR2: 00007f1fda497580 CR3: 000000000f734000 CR4: 0000000000350ef0 [ 46.844529] Call Trace: [ 46.844987] [ 46.845435] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.846290] ? __create_object+0x59/0x80 [ 46.847064] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.848022] __vmalloc_noprof+0x59/0x60 [ 46.848774] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.849638] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.850574] bpf_prog_alloc+0x39/0x200 [ 46.851270] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.852189] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.853084] do_seccomp+0x349/0x25e0 [ 46.853798] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.854693] ? __pfx_do_seccomp+0x10/0x10 [ 46.855478] ? find_held_lock+0x2b/0x80 [ 46.856184] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.857130] ? static_key_count+0x60/0x80 [ 46.857908] prctl_set_seccomp+0x4e/0x70 [ 46.858686] __do_sys_prctl+0xe6c/0x1d70 [ 46.859477] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.860274] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.861227] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.862190] ? irqentry_exit+0xf3/0x650 [ 46.862957] do_syscall_64+0xbf/0x430 [ 46.863691] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.864628] RIP: 0033:0x7f1fda4975cd [ 46.865277] 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 [ 46.868416] RSP: 002b:00007ffe71e3cee0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.869764] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1fda4975cd [ 46.871042] RDX: 00005641cc844e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.872309] RBP: 00007ffe71e3cf40 R08: 0000000000000000 R09: 00007ffe71e3c5e0 [ 46.873570] R10: 0000000000000000 R11: 0000000000000246 R12: 000056420339aad0 [ 46.874846] R13: 00007ffe71e3d370 R14: 000056420339bbc0 R15: 00005642033ac780 [ 46.876132] [ 46.876585] irq event stamp: 1701 [ 46.877181] hardirqs last enabled at (1709): [] __up_console_sem+0x78/0x80 [ 46.878689] hardirqs last disabled at (1718): [] __up_console_sem+0x5d/0x80 [ 46.880192] softirqs last enabled at (1688): [] handle_softirqs+0x50c/0x770 [ 46.881713] softirqs last disabled at (1683): [] __irq_exit_rcu+0xc4/0x100 [ 46.883214] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.864429] ------------[ cut here ]------------ [ 49.865289] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.867292] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 49.868749] Modules linked in: [ 49.869344] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.871636] Tainted: [W]=WARN [ 49.872203] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.873739] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.874674] 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 [ 49.877866] RSP: 0018:ffff888017dc7bc0 EFLAGS: 00010286 [ 49.878866] RAX: 0000000000000000 RBX: ffffed1002fb8f78 RCX: ffffffff813a4050 [ 49.880165] RDX: ffff88801a27b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.881458] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fb8f2f [ 49.882761] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.884051] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017dc7df8 [ 49.885353] FS: 00007f281a2be900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.886838] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.887889] CR2: 00007ffd9df71ef7 CR3: 0000000015d5f000 CR4: 0000000000350ef0 [ 49.889175] Call Trace: [ 49.889684] [ 49.890102] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.891007] ? irqentry_exit+0x17b/0x650 [ 49.891784] ? trace_irq_disable.constprop.0+0xc2/0x100 [ 49.892789] __vmalloc_noprof+0x59/0x60 [ 49.893550] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.894446] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.895359] bpf_prog_alloc+0x39/0x200 [ 49.896094] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.897028] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.897943] do_seccomp+0x349/0x25e0 [ 49.898675] ? find_held_lock+0x2b/0x80 [ 49.899442] ? do_prlimit+0x310/0x610 [ 49.900145] ? __pfx_do_seccomp+0x10/0x10 [ 49.900929] ? do_raw_spin_unlock+0x53/0x220 [ 49.901768] ? _raw_spin_unlock+0x1e/0x40 [ 49.902564] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.903537] ? static_key_count+0x60/0x80 [ 49.904310] prctl_set_seccomp+0x4e/0x70 [ 49.905085] __do_sys_prctl+0xe6c/0x1d70 [ 49.905857] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.906744] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.907722] ? irqentry_exit+0xf3/0x650 [ 49.908493] do_syscall_64+0xbf/0x430 [ 49.909211] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.910157] RIP: 0033:0x7f281a7b05cd [ 49.910867] 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 [ 49.914035] RSP: 002b:00007ffd9df6f430 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.915422] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f281a7b05cd [ 49.916715] RDX: 0000563b070ede00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.918007] RBP: 00007ffd9df6f490 R08: 0000000000000000 R09: 00007ffd9df6eb30 [ 49.919311] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563b466b1240 [ 49.920596] R13: 00007ffd9df6f8c0 R14: 0000563b466b0bf0 R15: 0000563b466c54d0 [ 49.921899] [ 49.922331] irq event stamp: 1819 [ 49.922982] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 49.924491] hardirqs last disabled at (1838): [] __up_console_sem+0x5d/0x80 [ 49.926020] softirqs last enabled at (1684): [] handle_softirqs+0x50c/0x770 [ 49.927576] softirqs last disabled at (1679): [] __irq_exit_rcu+0xc4/0x100 [ 49.929074] ---[ end trace 0000000000000000 ]--- [ 50.643512] ------------[ cut here ]------------ [ 50.644371] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.646505] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 50.647974] Modules linked in: [ 50.648606] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.650579] Tainted: [W]=WARN [ 50.651129] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.652575] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.653481] 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 [ 50.656690] RSP: 0018:ffff888015a6fbc0 EFLAGS: 00010286 [ 50.657660] RAX: 0000000000000000 RBX: ffffed1002b4df78 RCX: ffffffff813a4050 [ 50.658942] RDX: ffff88800e8f0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.660209] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b4df2f [ 50.661482] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.662755] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015a6fdf8 [ 50.664048] FS: 00007f63adaff900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.665489] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.666565] CR2: 00007ffdd0996ef7 CR3: 000000001d520000 CR4: 0000000000350ef0 [ 50.667831] Call Trace: [ 50.668313] [ 50.668775] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.669681] ? __create_object+0x59/0x80 [ 50.670470] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.671382] __vmalloc_noprof+0x59/0x60 [ 50.672158] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.673041] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.673986] bpf_prog_alloc+0x39/0x200 [ 50.674735] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.675660] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.676552] do_seccomp+0x349/0x25e0 [ 50.677214] ? find_held_lock+0x2b/0x80 [ 50.677971] ? do_prlimit+0x310/0x610 [ 50.678730] ? __pfx_do_seccomp+0x10/0x10 [ 50.679542] ? do_raw_spin_unlock+0x53/0x220 [ 50.680348] ? _raw_spin_unlock+0x1e/0x40 [ 50.681155] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.682136] ? static_key_count+0x60/0x80 [ 50.682956] prctl_set_seccomp+0x4e/0x70 [ 50.683740] __do_sys_prctl+0xe6c/0x1d70 [ 50.684554] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.685437] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.686430] ? irqentry_exit+0xf3/0x650 [ 50.687161] do_syscall_64+0xbf/0x430 [ 50.687940] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.688901] RIP: 0033:0x7f63adff15cd [ 50.689636] 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 [ 50.692850] RSP: 002b:00007ffdd0994730 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.694243] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f63adff15cd [ 50.695569] RDX: 000055622cd23e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.696877] RBP: 00007ffdd0994790 R08: 0000000000000000 R09: 00007ffdd0993e30 [ 50.698171] R10: 0000000000000000 R11: 0000000000000246 R12: 000055624a049ad0 [ 50.699477] R13: 00007ffdd0994bc0 R14: 000055624a04abc0 R15: 000055624a05b780 [ 50.700788] [ 50.701238] irq event stamp: 1719 [ 50.701902] hardirqs last enabled at (1729): [] __up_console_sem+0x78/0x80 [ 50.703475] hardirqs last disabled at (1738): [] __up_console_sem+0x5d/0x80 [ 50.705021] softirqs last enabled at (1632): [] handle_softirqs+0x50c/0x770 [ 50.706592] softirqs last disabled at (1627): [] __irq_exit_rcu+0xc4/0x100 [ 50.707596] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:36687' (ECDSA) to the list of known hosts. 2025/11/19 01:24:02 fuzzer started 2025/11/19 01:24:03 dialing manager at localhost:34383 2025/11/19 01:24:03 checking machine... 2025/11/19 01:24:03 checking revisions... [ 51.594352] kmemleak: Automatic memory scanning thread ended 2025/11/19 01:24:03 testing simple program... [ 51.676432] cgroup: Unknown subsys name 'net' [ 51.755357] cgroup: Unknown subsys name 'cpuset' [ 51.770642] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 01:24:02 Registers: info registers vcpu 0 RAX=0000000000043bdb 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=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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f95d4269000 CR3=000000000bd4d000 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=2032303a34323a313020393120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732032303a34323a3130203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff888013ed7768 RCX=ffff888013ed8000 RDX=ffff888013ed76d0 RSI=0000000000000001 RDI=ffff888013ed7680 RBP=ffff888016c6b780 RSP=ffff888013ed7680 R8 =0000000000000000 R9 =0000000000000000 R10=ffff888013ed76d0 R11=0000000000000001 R12=ffff888013ed76f0 R13=ffff888013ed76f8 R14=ffff888013ed7718 R15=ffff888013ed76d0 RIP=ffffffff81360dfc RFL=00000246 [---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 00007f281a2be900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f281a29d020 CR3=000000001fb18000 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