[ 39.074771] ------------[ cut here ]------------ [ 39.075683] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.077746] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.079178] Modules linked in: [ 39.079826] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.082031] Tainted: [W]=WARN [ 39.082698] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.084165] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.085074] 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 [ 39.088235] RSP: 0018:ffff88801a017bc0 EFLAGS: 00010286 [ 39.089208] RAX: 0000000000000000 RBX: ffffed1003402f78 RCX: ffffffff813a4050 [ 39.090474] RDX: ffff888017758000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.091750] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003402f2f [ 39.093032] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.094306] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a017df8 [ 39.095588] FS: 00007ffb8815d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.097029] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.098088] CR2: 00007fffdb472ef7 CR3: 000000000cb5b000 CR4: 0000000000350ef0 [ 39.099377] Call Trace: [ 39.099882] [ 39.100292] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.101197] ? __create_object+0x59/0x80 [ 39.101971] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.102940] __vmalloc_noprof+0x59/0x60 [ 39.103708] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.104580] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.105459] bpf_prog_alloc+0x39/0x200 [ 39.106187] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.107110] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.108005] do_seccomp+0x349/0x25e0 [ 39.108721] ? find_held_lock+0x2b/0x80 [ 39.109435] ? do_prlimit+0x310/0x610 [ 39.110185] ? __pfx_do_seccomp+0x10/0x10 [ 39.110951] ? do_raw_spin_unlock+0x53/0x220 [ 39.111790] ? _raw_spin_unlock+0x1e/0x40 [ 39.112565] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.113488] ? static_key_count+0x60/0x80 [ 39.114277] prctl_set_seccomp+0x4e/0x70 [ 39.115046] __do_sys_prctl+0xe6c/0x1d70 [ 39.115830] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.116685] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.117657] ? irqentry_exit+0xf3/0x650 [ 39.118373] do_syscall_64+0xbf/0x430 [ 39.119109] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.120047] RIP: 0033:0x7ffb8864f5cd [ 39.120747] 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 [ 39.123893] RSP: 002b:00007fffdb470a80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.125249] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffb8864f5cd [ 39.126539] RDX: 0000565416b57e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.127833] RBP: 00007fffdb470ae0 R08: 0000000000000000 R09: 00007fffdb470180 [ 39.129107] R10: 0000000000000000 R11: 0000000000000246 R12: 0000565417994ad0 [ 39.130372] R13: 00007fffdb470f10 R14: 0000565417995bc0 R15: 00005654179a6780 [ 39.131682] [ 39.132102] irq event stamp: 1817 [ 39.132749] hardirqs last enabled at (1827): [] __up_console_sem+0x78/0x80 [ 39.134258] hardirqs last disabled at (1836): [] __up_console_sem+0x5d/0x80 [ 39.135781] softirqs last enabled at (1806): [] handle_softirqs+0x50c/0x770 [ 39.137322] softirqs last disabled at (1801): [] __irq_exit_rcu+0xc4/0x100 [ 39.138863] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.036678] ------------[ cut here ]------------ [ 42.037627] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.039744] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.041276] Modules linked in: [ 42.041928] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.043933] Tainted: [W]=WARN [ 42.044487] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.045948] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.046864] 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 [ 42.050068] RSP: 0018:ffff888017d77bc0 EFLAGS: 00010286 [ 42.051060] RAX: 0000000000000000 RBX: ffffed1002faef78 RCX: ffffffff813a4050 [ 42.052347] RDX: ffff8880195e5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.053646] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002faef2f [ 42.054926] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.056237] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017d77df8 [ 42.057549] FS: 00007ff6f99de900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.058987] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.060073] CR2: 00007ffd7f942ef7 CR3: 000000000ce58000 CR4: 0000000000350ef0 [ 42.061391] Call Trace: [ 42.061898] [ 42.062307] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.063209] ? __create_object+0x59/0x80 [ 42.064008] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.064989] __vmalloc_noprof+0x59/0x60 [ 42.065758] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.066644] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.067607] bpf_prog_alloc+0x39/0x200 [ 42.068294] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.069220] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.070128] do_seccomp+0x349/0x25e0 [ 42.070847] ? find_held_lock+0x2b/0x80 [ 42.071630] ? do_prlimit+0x310/0x610 [ 42.072336] ? __pfx_do_seccomp+0x10/0x10 [ 42.073124] ? do_raw_spin_unlock+0x53/0x220 [ 42.073967] ? _raw_spin_unlock+0x1e/0x40 [ 42.074769] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.075764] ? static_key_count+0x60/0x80 [ 42.076574] prctl_set_seccomp+0x4e/0x70 [ 42.077304] __do_sys_prctl+0xe6c/0x1d70 [ 42.078097] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.078956] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.079946] ? irqentry_exit+0xf3/0x650 [ 42.080730] do_syscall_64+0xbf/0x430 [ 42.081444] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.082412] RIP: 0033:0x7ff6f9ed05cd [ 42.083110] 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 [ 42.086348] RSP: 002b:00007ffd7f941c00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.087741] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff6f9ed05cd [ 42.089023] RDX: 000055983b870e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.090304] RBP: 00007ffd7f941c60 R08: 0000000000000000 R09: 00007ffd7f941300 [ 42.091617] R10: 0000000000000000 R11: 0000000000000246 R12: 00005598447abad0 [ 42.092923] R13: 00007ffd7f942090 R14: 00005598447acbc0 R15: 00005598447bd780 [ 42.094257] [ 42.094733] irq event stamp: 1785 [ 42.095351] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 42.096921] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 42.098467] softirqs last enabled at (1762): [] handle_softirqs+0x50c/0x770 [ 42.100052] softirqs last disabled at (1757): [] __irq_exit_rcu+0xc4/0x100 [ 42.101120] ---[ end trace 0000000000000000 ]--- [ 42.715909] ------------[ cut here ]------------ [ 42.716812] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.718853] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 42.720342] Modules linked in: [ 42.721197] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.723226] Tainted: [W]=WARN [ 42.723832] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.725289] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.726179] 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 [ 42.729295] RSP: 0018:ffff888016497bc0 EFLAGS: 00010286 [ 42.730243] RAX: 0000000000000000 RBX: ffffed1002c92f78 RCX: ffffffff813a4050 [ 42.731501] RDX: ffff88800efb9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.732768] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c92f2f [ 42.734033] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.735281] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016497df8 [ 42.736561] FS: 00007fdf80709900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.737975] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.739011] CR2: 00007ffc91b58ef7 CR3: 0000000020133000 CR4: 0000000000350ef0 [ 42.740279] Call Trace: [ 42.740788] [ 42.741192] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.742072] ? __create_object+0x59/0x80 [ 42.742844] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.743805] __vmalloc_noprof+0x59/0x60 [ 42.744557] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.745375] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.746294] bpf_prog_alloc+0x39/0x200 [ 42.747009] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.747935] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.748830] do_seccomp+0x349/0x25e0 [ 42.749499] ? find_held_lock+0x2b/0x80 [ 42.750252] ? do_prlimit+0x310/0x610 [ 42.750984] ? __pfx_do_seccomp+0x10/0x10 [ 42.751772] ? do_raw_spin_unlock+0x53/0x220 [ 42.752598] ? _raw_spin_unlock+0x1e/0x40 [ 42.753332] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.754287] ? static_key_count+0x60/0x80 [ 42.755082] prctl_set_seccomp+0x4e/0x70 [ 42.755860] __do_sys_prctl+0xe6c/0x1d70 [ 42.756632] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.757439] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.758391] ? irqentry_exit+0xf3/0x650 [ 42.759148] do_syscall_64+0xbf/0x430 [ 42.759899] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.760848] RIP: 0033:0x7fdf80bfb5cd [ 42.761501] 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 [ 42.764643] RSP: 002b:00007ffc91b57c50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.765988] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdf80bfb5cd [ 42.767256] RDX: 00005569e7c76e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.768550] RBP: 00007ffc91b57cb0 R08: 0000000000000000 R09: 00007ffc91b57350 [ 42.769814] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556a0c321ad0 [ 42.771058] R13: 00007ffc91b580e0 R14: 0000556a0c322bc0 R15: 0000556a0c333780 [ 42.772213] [ 42.772596] irq event stamp: 1789 [ 42.773081] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 42.774296] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 42.775534] softirqs last enabled at (1776): [] handle_softirqs+0x50c/0x770 [ 42.776772] softirqs last disabled at (1771): [] __irq_exit_rcu+0xc4/0x100 [ 42.778000] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:58071' (ECDSA) to the list of known hosts. 2025/11/17 13:37:15 fuzzer started 2025/11/17 13:37:15 dialing manager at localhost:37895 2025/11/17 13:37:15 checking machine... 2025/11/17 13:37:15 checking revisions... [ 43.530827] kmemleak: Automatic memory scanning thread ended 2025/11/17 13:37:15 testing simple program... [ 43.618325] cgroup: Unknown subsys name 'net' [ 43.672153] cgroup: Unknown subsys name 'cpuset' [ 43.685773] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 13:37:14 Registers: info registers vcpu 0 RAX=0000000000043db9 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffffffff0b80fc7 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffce8218bf8 CR3=000000000d6dd000 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=9b367a9409eaaf91a24907f6b466ba59 XMM02=ec2efd57dc4c00df00000000003055e8 XMM03=494db22c59f4da8c00000000003056b8 XMM04=b8f67fdd8d6bb8d000000000000ae988 XMM05=2d1234acf32e933d00000000003239b8 XMM06=a9283a751cc3ef9d0000000000322758 XMM07=fb795ef6d657705600000000003123d8 XMM08=2c67c8bc2e329bc30000000000305658 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000020000 RBX=ffff8880195e0000 RCX=0000000000000000 RDX=0000000000020005 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff8880195e0a58 RSP=ffff88801718f7c8 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff8880195e0a58 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 00007ff6f99de900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd7f93b000 CR3=000000000e175000 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