[ 47.105683] ------------[ cut here ]------------ [ 47.106453] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 47.108172] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 47.109417] Modules linked in: [ 47.109971] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 47.111624] Tainted: [W]=WARN [ 47.112127] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 47.113353] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 47.114136] 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 [ 47.116786] RSP: 0018:ffff8880187dfbc0 EFLAGS: 00010286 [ 47.117598] RAX: 0000000000000000 RBX: ffffed10030fbf78 RCX: ffffffff813a4050 [ 47.118683] RDX: ffff888016b71bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 47.119762] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030fbf2f [ 47.120844] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 47.121939] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880187dfdf8 [ 47.123019] FS: 00007f6af38cd900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 47.124215] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.125099] CR2: 00007ffc282a8ef8 CR3: 000000000d388000 CR4: 0000000000350ef0 [ 47.126181] Call Trace: [ 47.126567] [ 47.126953] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 47.127668] ? __create_object+0x59/0x80 [ 47.128327] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.129133] __vmalloc_noprof+0x59/0x60 [ 47.129754] bpf_prog_alloc_no_stats+0x55/0x470 [ 47.130485] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.131278] bpf_prog_alloc+0x39/0x200 [ 47.131902] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.132654] bpf_prog_create_from_user+0xb2/0x2f0 [ 47.133403] do_seccomp+0x349/0x25e0 [ 47.134026] ? find_held_lock+0x2b/0x80 [ 47.134631] ? do_prlimit+0x310/0x610 [ 47.135273] ? __pfx_do_seccomp+0x10/0x10 [ 47.135937] ? do_raw_spin_unlock+0x53/0x220 [ 47.136608] ? _raw_spin_unlock+0x1e/0x40 [ 47.137266] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 47.138087] ? static_key_count+0x60/0x80 [ 47.138727] prctl_set_seccomp+0x4e/0x70 [ 47.139383] __do_sys_prctl+0xe6c/0x1d70 [ 47.140047] ? __pfx___do_sys_prctl+0x10/0x10 [ 47.140746] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 47.141570] ? irqentry_exit+0xf3/0x650 [ 47.142250] do_syscall_64+0xbf/0x430 [ 47.142887] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.143663] RIP: 0033:0x7f6af3dbf5cd [ 47.144269] 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 [ 47.146940] RSP: 002b:00007ffc282a7bf0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.148086] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6af3dbf5cd [ 47.149169] RDX: 0000557f8e82ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.150291] RBP: 00007ffc282a7c50 R08: 0000000000000000 R09: 00007ffc282a72f0 [ 47.151382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557f9ea9bb10 [ 47.152460] R13: 00007ffc282a8080 R14: 0000557f9ea9c2b0 R15: 0000557f9eab06f0 [ 47.153566] [ 47.153978] irq event stamp: 1691 [ 47.154496] hardirqs last enabled at (1699): [] __up_console_sem+0x78/0x80 [ 47.155786] hardirqs last disabled at (1708): [] __up_console_sem+0x5d/0x80 [ 47.157093] softirqs last enabled at (1188): [] handle_softirqs+0x50c/0x770 [ 47.158423] softirqs last disabled at (1179): [] __irq_exit_rcu+0xc4/0x100 [ 47.159718] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.989462] ------------[ cut here ]------------ [ 49.990381] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.992228] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.993566] Modules linked in: [ 49.994166] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.995994] Tainted: [W]=WARN [ 49.996506] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.997886] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.998696] 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 [ 50.001648] RSP: 0018:ffff88801877fbc0 EFLAGS: 00010286 [ 50.002576] RAX: 0000000000000000 RBX: ffffed10030eff78 RCX: ffffffff813a4050 [ 50.003783] RDX: ffff88800a485340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.005017] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030eff2f [ 50.006214] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.007411] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801877fdf8 [ 50.008609] FS: 00007fe32c963900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.009968] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.010963] CR2: 00007fe32ce55580 CR3: 000000000cf6e000 CR4: 0000000000350ef0 [ 50.012150] Call Trace: [ 50.012582] [ 50.013011] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.013860] ? __create_object+0x59/0x80 [ 50.014543] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.015432] __vmalloc_noprof+0x59/0x60 [ 50.016134] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.016945] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.017794] bpf_prog_alloc+0x39/0x200 [ 50.018489] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.019350] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.020197] do_seccomp+0x349/0x25e0 [ 50.020866] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.021659] ? __pfx_do_seccomp+0x10/0x10 [ 50.022405] ? find_held_lock+0x2b/0x80 [ 50.023111] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.024007] ? static_key_count+0x60/0x80 [ 50.024707] prctl_set_seccomp+0x4e/0x70 [ 50.025425] __do_sys_prctl+0xe6c/0x1d70 [ 50.026168] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.026965] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.027866] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.028727] ? irqentry_exit+0xf3/0x650 [ 50.029434] do_syscall_64+0xbf/0x430 [ 50.030126] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.031007] RIP: 0033:0x7fe32ce555cd [ 50.031615] 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 [ 50.034549] RSP: 002b:00007ffc0f361190 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.035828] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe32ce555cd [ 50.037012] RDX: 000055efcc044e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.038208] RBP: 00007ffc0f3611f0 R08: 0000000000000000 R09: 00007ffc0f360890 [ 50.039398] R10: 0000000000000000 R11: 0000000000000246 R12: 000055efdd0ab2b0 [ 50.040585] R13: 00007ffc0f361620 R14: 000055efdd0add20 R15: 000055efdd0bf8d0 [ 50.041800] [ 50.042221] irq event stamp: 1713 [ 50.042775] hardirqs last enabled at (1721): [] __up_console_sem+0x78/0x80 [ 50.044210] hardirqs last disabled at (1732): [] __up_console_sem+0x5d/0x80 [ 50.045618] softirqs last enabled at (1680): [] handle_softirqs+0x50c/0x770 [ 50.047054] softirqs last disabled at (1675): [] __irq_exit_rcu+0xc4/0x100 [ 50.048453] ---[ end trace 0000000000000000 ]--- [ 50.884169] ------------[ cut here ]------------ [ 50.885056] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.887017] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.888350] Modules linked in: [ 50.888882] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.890550] Tainted: [W]=WARN [ 50.891058] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.892269] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.893031] 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 [ 50.895666] RSP: 0018:ffff888019aa7bc0 EFLAGS: 00010286 [ 50.896476] RAX: 0000000000000000 RBX: ffffed1003354f78 RCX: ffffffff813a4050 [ 50.897539] RDX: ffff88801575b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.898618] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003354f2f [ 50.899681] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.900752] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019aa7df8 [ 50.901846] FS: 00007f6d2f595900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.903039] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.903924] CR2: 00007f6d2fa87580 CR3: 000000000ebab000 CR4: 0000000000350ef0 [ 50.905015] Call Trace: [ 50.905406] [ 50.905765] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.906531] ? __create_object+0x59/0x80 [ 50.907196] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.908010] __vmalloc_noprof+0x59/0x60 [ 50.908611] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.909352] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.910146] bpf_prog_alloc+0x39/0x200 [ 50.910729] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.911515] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.912277] do_seccomp+0x349/0x25e0 [ 50.913081] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.913870] ? __pfx_do_seccomp+0x10/0x10 [ 50.914599] ? find_held_lock+0x2b/0x80 [ 50.915261] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.916238] ? static_key_count+0x60/0x80 [ 50.916985] prctl_set_seccomp+0x4e/0x70 [ 50.917597] __do_sys_prctl+0xe6c/0x1d70 [ 50.918282] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.919009] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.919776] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.920590] ? irqentry_exit+0xf3/0x650 [ 50.921255] do_syscall_64+0xbf/0x430 [ 50.921895] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.922658] RIP: 0033:0x7f6d2fa875cd [ 50.923260] 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 [ 50.925918] RSP: 002b:00007ffceba75330 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.927179] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d2fa875cd [ 50.928268] RDX: 0000558f7cfebe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.929341] RBP: 00007ffceba75390 R08: 0000000000000000 R09: 00007ffceba74a30 [ 50.930418] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558fa728eb10 [ 50.931513] R13: 00007ffceba757c0 R14: 0000558fa728f2b0 R15: 0000558fa72a36f0 [ 50.932593] [ 50.932987] irq event stamp: 2513 [ 50.933497] hardirqs last enabled at (2521): [] __up_console_sem+0x78/0x80 [ 50.934769] hardirqs last disabled at (2530): [] __up_console_sem+0x5d/0x80 [ 50.936045] softirqs last enabled at (2490): [] handle_softirqs+0x50c/0x770 [ 50.937334] softirqs last disabled at (2483): [] __irq_exit_rcu+0xc4/0x100 [ 50.938602] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:40637' (ECDSA) to the list of known hosts. 2025/11/18 00:37:52 fuzzer started 2025/11/18 00:37:52 dialing manager at localhost:37895 2025/11/18 00:37:52 checking machine... 2025/11/18 00:37:52 checking revisions... [ 51.844765] kmemleak: Automatic memory scanning thread ended 2025/11/18 00:37:52 testing simple program... [ 51.926439] cgroup: Unknown subsys name 'net' [ 51.976867] cgroup: Unknown subsys name 'cpuset' [ 51.997788] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 00:37:52 Registers: info registers vcpu 0 RAX=0000000000022000 RBX=ffff888009611bc0 RCX=0000000000000001 RDX=0000000000022005 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff888009612618 RSP=ffff888009627698 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888009612640 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff815270cc RFL=00000006 [-----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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055efdd0d2818 CR3=000000000c372000 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=7eb80db42f536d981344696154beac33 XMM02=eff9b2d0a8fce9cb0000000000302900 XMM03=2c67c8bc2e329bc30000000000302a28 XMM04=5837840fff1e0dc800000000000ae988 XMM05=ae26d19e15257b410000000000321b28 XMM06=c53eb5bbb05b659e0000000000320558 XMM07=fb795ef6d65770560000000000310688 XMM08=2c67c8bc2e329bc30000000000302a28 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff81be9285 RDX=ffff888015ed3780 RSI=0000000000000000 RDI=0000000000000005 RBP=0000000000000001 RSP=ffff888019caf940 R8 =0000000000000000 R9 =ffffed10030fb853 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=0000000000000345 R14=ffff88801610c380 R15=dffffc0000000000 RIP=ffffffff81751c74 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 00007fe32c963900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc0f35b000 CR3=000000001fea5000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000