[ 47.368491] ------------[ cut here ]------------ [ 47.369412] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 47.371502] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 47.372959] Modules linked in: [ 47.373827] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 47.375876] Tainted: [W]=WARN [ 47.376501] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 47.377987] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 47.378926] 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 [ 47.382137] RSP: 0018:ffff888017787bc0 EFLAGS: 00010286 [ 47.383127] RAX: 0000000000000000 RBX: ffffed1002ef0f78 RCX: ffffffff813a4050 [ 47.384424] RDX: ffff888016d20000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 47.385709] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ef0f2f [ 47.387007] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 47.388311] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017787df8 [ 47.389615] FS: 00007f8209dc5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 47.391064] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.392146] CR2: 00007f820a2b7580 CR3: 000000000cf6b000 CR4: 0000000000350ef0 [ 47.393440] Call Trace: [ 47.393909] [ 47.394320] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 47.395234] ? __create_object+0x59/0x80 [ 47.396017] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.397011] __vmalloc_noprof+0x59/0x60 [ 47.397782] bpf_prog_alloc_no_stats+0x55/0x470 [ 47.398672] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.399609] bpf_prog_alloc+0x39/0x200 [ 47.400315] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.401249] bpf_prog_create_from_user+0xb2/0x2f0 [ 47.402143] do_seccomp+0x349/0x25e0 [ 47.402861] ? __pfx_css_rstat_updated+0x10/0x10 [ 47.403771] ? __pfx_do_seccomp+0x10/0x10 [ 47.404584] ? find_held_lock+0x2b/0x80 [ 47.405376] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 47.406310] ? static_key_count+0x60/0x80 [ 47.407109] prctl_set_seccomp+0x4e/0x70 [ 47.407899] __do_sys_prctl+0xe6c/0x1d70 [ 47.408830] ? __pfx___do_sys_prctl+0x10/0x10 Debian GNU/Linux 11 syzkaller ttyS0 syzkaller [ 47.409704] ? trace_irq_enable.constprop.0+0xc2/0x100 login: [ 47.411891] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 47.412899] ? irqentry_exit+0xf3/0x650 [ 47.413669] do_syscall_64+0xbf/0x430 [ 47.414435] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.415407] RIP: 0033:0x7f820a2b75cd [ 47.416089] 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 [ 47.419294] RSP: 002b:00007ffe1f388010 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.420703] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f820a2b75cd [ 47.422003] RDX: 000055ddf413fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.423300] RBP: 00007ffe1f388070 R08: 0000000000000000 R09: 00007ffe1f387710 [ 47.424605] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ddfc73a240 [ 47.425889] R13: 00007ffe1f3884a0 R14: 000055ddfc739bf0 R15: 000055ddfc74e4d0 [ 47.427217] [ 47.427682] irq event stamp: 1853 [ 47.428310] hardirqs last enabled at (1861): [] __up_console_sem+0x78/0x80 [ 47.429889] hardirqs last disabled at (1872): [] __up_console_sem+0x5d/0x80 [ 47.431417] softirqs last enabled at (1682): [] handle_softirqs+0x50c/0x770 [ 47.432977] softirqs last disabled at (1665): [] __irq_exit_rcu+0xc4/0x100 [ 47.434506] ---[ end trace 0000000000000000 ]--- [ 50.109799] ------------[ cut here ]------------ [ 50.110221] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.111214] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 50.111912] Modules linked in: [ 50.112211] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.113136] Tainted: [W]=WARN [ 50.113414] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.114089] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.114514] 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 [ 50.116010] RSP: 0018:ffff888016d37bc0 EFLAGS: 00010286 [ 50.116474] RAX: 0000000000000000 RBX: ffffed1002da6f78 RCX: ffffffff813a4050 [ 50.117053] RDX: ffff888016d25340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.117659] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002da6f2f [ 50.118251] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.118950] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d37df8 [ 50.119621] FS: 00007f0ee9ae3900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.120295] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.120869] CR2: 00007f0ee9fd5580 CR3: 000000001f9a6000 CR4: 0000000000350ef0 [ 50.121522] Call Trace: [ 50.121731] [ 50.121919] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.122320] ? __create_object+0x59/0x80 [ 50.122690] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.123129] __vmalloc_noprof+0x59/0x60 [ 50.123479] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.123859] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.124275] bpf_prog_alloc+0x39/0x200 [ 50.124607] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.125012] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.125417] do_seccomp+0x349/0x25e0 [ 50.125724] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.126111] ? __pfx_do_seccomp+0x10/0x10 [ 50.126469] ? find_held_lock+0x2b/0x80 [ 50.126798] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.127215] ? static_key_count+0x60/0x80 [ 50.127576] prctl_set_seccomp+0x4e/0x70 [ 50.127906] __do_sys_prctl+0xe6c/0x1d70 [ 50.128249] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.128638] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.129055] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.129491] ? irqentry_exit+0xf3/0x650 [ 50.129819] do_syscall_64+0xbf/0x430 [ 50.130136] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.130570] RIP: 0033:0x7f0ee9fd55cd [ 50.130868] 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 [ 50.132414] RSP: 002b:00007ffe714056a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.133110] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0ee9fd55cd [ 50.133697] RDX: 00005606194b0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.134257] RBP: 00007ffe71405700 R08: 0000000000000000 R09: 00007ffe71404da0 [ 50.134833] R10: 0000000000000000 R11: 0000000000000246 R12: 00005606528e7ad0 [ 50.135408] R13: 00007ffe71405b30 R14: 00005606528e8bc0 R15: 00005606528f9780 [ 50.135975] [ 50.136178] irq event stamp: 3717 [ 50.136476] hardirqs last enabled at (3727): [] __up_console_sem+0x78/0x80 [ 50.137146] hardirqs last disabled at (3734): [] __up_console_sem+0x5d/0x80 [ 50.137828] softirqs last enabled at (3408): [] handle_softirqs+0x50c/0x770 [ 50.138523] softirqs last disabled at (3387): [] __irq_exit_rcu+0xc4/0x100 [ 50.139194] ---[ end trace 0000000000000000 ]--- [ 50.788286] ------------[ cut here ]------------ [ 50.789132] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.790933] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/258 [ 50.792264] Modules linked in: [ 50.793003] CPU: 1 UID: 104 PID: 258 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.795193] Tainted: [W]=WARN [ 50.795757] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.797111] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.797993] 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 [ 50.800899] RSP: 0018:ffff88801723fbc0 EFLAGS: 00010286 [ 50.801792] RAX: 0000000000000000 RBX: ffffed1002e47f78 RCX: ffffffff813a4050 [ 50.802971] RDX: ffff8880172ed340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.804155] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e47f2f [ 50.805361] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.806563] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801723fdf8 [ 50.807739] FS: 00007f9a0f603900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.809046] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.810008] CR2: 00007f9a0faf5580 CR3: 000000000c1cc000 CR4: 0000000000350ef0 [ 50.811199] Call Trace: [ 50.811674] [ 50.812042] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.812898] ? __create_object+0x59/0x80 [ 50.813676] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.814595] __vmalloc_noprof+0x59/0x60 [ 50.815234] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.816025] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.816888] bpf_prog_alloc+0x39/0x200 [ 50.817568] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.818424] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.819187] do_seccomp+0x349/0x25e0 [ 50.819851] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.820688] ? __pfx_do_seccomp+0x10/0x10 [ 50.821405] ? find_held_lock+0x2b/0x80 [ 50.822050] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.822943] ? static_key_count+0x60/0x80 [ 50.823685] prctl_set_seccomp+0x4e/0x70 [ 50.824420] __do_sys_prctl+0xe6c/0x1d70 [ 50.825078] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.825861] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.826762] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.827660] ? irqentry_exit+0xf3/0x650 [ 50.828409] do_syscall_64+0xbf/0x430 [ 50.829082] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.829957] RIP: 0033:0x7f9a0faf55cd [ 50.830619] 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 [ 50.833488] RSP: 002b:00007ffef82ab010 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.834738] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9a0faf55cd [ 50.835916] RDX: 000055c218ef7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.837094] RBP: 00007ffef82ab070 R08: 0000000000000000 R09: 00007ffef82aa710 [ 50.838248] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c22c1682b0 [ 50.839443] R13: 00007ffef82ab4a0 R14: 000055c22c16ad20 R15: 000055c22c17c8d0 [ 50.840645] [ 50.841024] irq event stamp: 1741 [ 50.841626] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 50.843014] hardirqs last disabled at (1760): [] __up_console_sem+0x5d/0x80 [ 50.844481] softirqs last enabled at (1774): [] handle_softirqs+0x50c/0x770 [ 50.845877] softirqs last disabled at (1769): [] __irq_exit_rcu+0xc4/0x100 [ 50.847255] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:42026' (ECDSA) to the list of known hosts. 2025/11/19 03:24:07 fuzzer started 2025/11/19 03:24:07 dialing manager at localhost:34383 2025/11/19 03:24:07 checking machine... 2025/11/19 03:24:07 checking revisions... [ 51.614296] kmemleak: Automatic memory scanning thread ended 2025/11/19 03:24:07 testing simple program... [ 51.682019] cgroup: Unknown subsys name 'net' [ 51.722532] cgroup: Unknown subsys name 'cpuset' [ 51.747946] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 03:24:06 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff88800bc7fbc0 RCX=ffffffff84bfa523 RDX=0000000000000000 RSI=0000000000000000 RDI=ffff888009870818 RBP=ffff888009870818 RSP=ffff88800bc7f6c0 R8 =0000000000000000 R9 =0000000000000000 R10=ffff88800bc7f80f R11=ffff88800b96bdc0 R12=0000000000000000 R13=ffff88800bc7f790 R14=ffff88800bc7f790 R15=ffff88800bc7f770 RIP=ffffffff81b2e0f4 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 00007f0ee9ae3900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0ee9aa3008 CR3=000000001a785000 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=00000000000256a7 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 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff3a0898e8 CR3=000000000e22f000 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=34323a333020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3834325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343539 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000