[ 54.396289] ------------[ cut here ]------------ [ 54.397165] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 54.399321] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 54.401013] Modules linked in: [ 54.401755] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 54.403776] Tainted: [W]=WARN [ 54.404380] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 54.405875] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 54.406816] 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 [ 54.410017] RSP: 0018:ffff88801a447bc0 EFLAGS: 00010286 [ 54.411022] RAX: 0000000000000000 RBX: ffffed1003488f78 RCX: ffffffff813a4050 [ 54.412355] RDX: ffff8880165fb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 54.413671] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003488f2f [ 54.414991] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 54.416283] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a447df8 [ 54.417598] FS: 00007fefd7399900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 54.419068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.420160] CR2: 00007fefd78ff4a6 CR3: 000000000bef9000 CR4: 0000000000350ef0 [ 54.421499] Call Trace: [ 54.421987] [ 54.422452] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 54.423372] ? __create_object+0x59/0x80 [ 54.424118] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 54.425109] __vmalloc_noprof+0x59/0x60 [ 54.425872] bpf_prog_alloc_no_stats+0x55/0x470 [ 54.426742] ? __pfx_seccomp_check_filter+0x10/0x10 [ 54.427713] bpf_prog_alloc+0x39/0x200 [ 54.428464] ? __pfx_seccomp_check_filter+0x10/0x10 [ 54.429419] bpf_prog_create_from_user+0xb2/0x2f0 [ 54.430327] do_seccomp+0x349/0x25e0 [ 54.431011] ? find_held_lock+0x2b/0x80 [ 54.431811] ? do_prlimit+0x310/0x610 [ 54.432574] ? __pfx_do_seccomp+0x10/0x10 [ 54.433407] ? do_raw_spin_unlock+0x53/0x220 [ 54.434262] ? _raw_spin_unlock+0x1e/0x40 [ 54.435003] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 54.435988] ? static_key_count+0x60/0x80 [ 54.436798] prctl_set_seccomp+0x4e/0x70 [ 54.437588] __do_sys_prctl+0xe6c/0x1d70 [ 54.438409] ? __pfx___do_sys_prctl+0x10/0x10 [ 54.439300] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 54.440294] ? irqentry_exit+0xf3/0x650 [ 54.441024] do_syscall_64+0xbf/0x430 [ 54.441787] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 54.442765] RIP: 0033:0x7fefd788b5cd [ 54.443500] 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 [ 54.446732] RSP: 002b:00007ffca330d1d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 54.448143] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fefd788b5cd [ 54.449483] RDX: 0000558b31a4ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 54.450813] RBP: 00007ffca330d230 R08: 0000000000000000 R09: 00007ffca330c8d0 [ 54.452137] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558b33e13ad0 [ 54.453484] R13: 00007ffca330d660 R14: 0000558b33e14bc0 R15: 0000558b33e25780 [ 54.454813] [ 54.455308] irq event stamp: 1841 [ 54.455928] hardirqs last enabled at (1849): [] __up_console_sem+0x78/0x80 [ 54.457208] hardirqs last disabled at (1858): [] __up_console_sem+0x5d/0x80 [ 54.458482] softirqs last enabled at (1828): [] handle_softirqs+0x50c/0x770 [ 54.459791] softirqs last disabled at (1823): [] __irq_exit_rcu+0xc4/0x100 [ 54.461062] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 57.854857] ------------[ cut here ]------------ [ 57.855786] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 57.857783] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 57.859220] Modules linked in: [ 57.859825] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 57.862011] Tainted: [W]=WARN [ 57.862662] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 57.864142] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 57.865044] 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 [ 57.868194] RSP: 0018:ffff888016d67bc0 EFLAGS: 00010286 [ 57.869120] RAX: 0000000000000000 RBX: ffffed1002dacf78 RCX: ffffffff813a4050 [ 57.870391] RDX: ffff8880143f0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 57.871678] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dacf2f [ 57.872952] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 57.874224] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d67df8 [ 57.875502] FS: 00007ff54ed29900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 57.876932] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.877964] CR2: 00007ffff7055ef7 CR3: 000000000caa9000 CR4: 0000000000350ef0 [ 57.879243] Call Trace: [ 57.879736] [ 57.880137] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 57.881017] ? __create_object+0x59/0x80 [ 57.881812] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 57.882780] __vmalloc_noprof+0x59/0x60 [ 57.883560] bpf_prog_alloc_no_stats+0x55/0x470 [ 57.884450] ? __pfx_seccomp_check_filter+0x10/0x10 [ 57.885380] bpf_prog_alloc+0x39/0x200 [ 57.886074] ? __pfx_seccomp_check_filter+0x10/0x10 [ 57.887002] bpf_prog_create_from_user+0xb2/0x2f0 [ 57.887906] do_seccomp+0x349/0x25e0 [ 57.888618] ? find_held_lock+0x2b/0x80 [ 57.889374] ? do_prlimit+0x310/0x610 [ 57.890053] ? __pfx_do_seccomp+0x10/0x10 [ 57.890822] ? do_raw_spin_unlock+0x53/0x220 [ 57.891653] ? _raw_spin_unlock+0x1e/0x40 [ 57.892428] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 57.893374] ? static_key_count+0x60/0x80 [ 57.894124] prctl_set_seccomp+0x4e/0x70 [ 57.894903] __do_sys_prctl+0xe6c/0x1d70 [ 57.895680] ? __pfx___do_sys_prctl+0x10/0x10 [ 57.896521] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 57.897499] ? irqentry_exit+0xf3/0x650 [ 57.898258] do_syscall_64+0xbf/0x430 [ 57.898944] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 57.899898] RIP: 0033:0x7ff54f21b5cd [ 57.900593] 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 [ 57.903777] RSP: 002b:00007ffff7054cc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 57.905133] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff54f21b5cd [ 57.906446] RDX: 000055e3d1f82e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 57.907757] RBP: 00007ffff7054d20 R08: 0000000000000000 R09: 00007ffff70543c0 [ 57.909038] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e40b938240 [ 57.910323] R13: 00007ffff7055150 R14: 000055e40b937bf0 R15: 000055e40b94c4d0 [ 57.911646] [ 57.912069] irq event stamp: 1777 [ 57.912715] hardirqs last enabled at (1787): [] __up_console_sem+0x78/0x80 [ 57.914229] hardirqs last disabled at (1796): [] __up_console_sem+0x5d/0x80 [ 57.915759] softirqs last enabled at (1432): [] handle_softirqs+0x50c/0x770 [ 57.917148] softirqs last disabled at (1427): [] __irq_exit_rcu+0xc4/0x100 [ 57.918413] ---[ end trace 0000000000000000 ]--- [ 58.705862] ------------[ cut here ]------------ [ 58.706800] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 58.708853] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 58.710316] Modules linked in: [ 58.710907] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 58.713124] Tainted: [W]=WARN [ 58.713762] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 58.715238] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 58.716132] 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 [ 58.719348] RSP: 0018:ffff888016a8fbc0 EFLAGS: 00010286 [ 58.720332] RAX: 0000000000000000 RBX: ffffed1002d51f78 RCX: ffffffff813a4050 [ 58.721625] RDX: ffff88800ee65340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 58.722901] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d51f2f [ 58.724208] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 58.725497] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016a8fdf8 [ 58.726794] FS: 00007fa6e11e5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 58.728251] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.729323] CR2: 00007fa6e16d7580 CR3: 000000000c7f2000 CR4: 0000000000350ef0 [ 58.730614] Call Trace: [ 58.731069] [ 58.731533] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 58.732417] ? __create_object+0x59/0x80 [ 58.733143] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 58.734101] __vmalloc_noprof+0x59/0x60 [ 58.734848] bpf_prog_alloc_no_stats+0x55/0x470 [ 58.735728] ? __pfx_seccomp_check_filter+0x10/0x10 [ 58.736642] bpf_prog_alloc+0x39/0x200 [ 58.737377] ? __pfx_seccomp_check_filter+0x10/0x10 [ 58.738297] bpf_prog_create_from_user+0xb2/0x2f0 [ 58.739146] do_seccomp+0x349/0x25e0 [ 58.739866] ? __pfx_css_rstat_updated+0x10/0x10 [ 58.740758] ? __pfx_do_seccomp+0x10/0x10 [ 58.741539] ? find_held_lock+0x2b/0x80 [ 58.742282] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 58.743240] ? static_key_count+0x60/0x80 [ 58.744005] prctl_set_seccomp+0x4e/0x70 [ 58.744781] __do_sys_prctl+0xe6c/0x1d70 [ 58.745559] ? __pfx___do_sys_prctl+0x10/0x10 [ 58.746402] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 58.747369] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 58.748318] ? irqentry_exit+0xf3/0x650 [ 58.749028] do_syscall_64+0xbf/0x430 [ 58.749760] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 58.750724] RIP: 0033:0x7fa6e16d75cd [ 58.751447] 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 [ 58.754578] RSP: 002b:00007fffc69fa030 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 58.755945] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa6e16d75cd [ 58.757235] RDX: 0000559cf2574e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 58.758531] RBP: 00007fffc69fa090 R08: 0000000000000000 R09: 00007fffc69f9730 [ 58.759837] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559cff764ad0 [ 58.761136] R13: 00007fffc69fa4c0 R14: 0000559cff765bc0 R15: 0000559cff776780 [ 58.762449] [ 58.762882] irq event stamp: 1755 [ 58.763537] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 58.765037] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 58.766557] softirqs last enabled at (1290): [] handle_softirqs+0x50c/0x770 [ 58.768116] softirqs last disabled at (1279): [] __irq_exit_rcu+0xc4/0x100 [ 58.769627] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:4793' (ECDSA) to the list of known hosts. 2025/11/18 01:39:43 fuzzer started 2025/11/18 01:39:44 dialing manager at localhost:37895 2025/11/18 01:39:44 checking machine... 2025/11/18 01:39:44 checking revisions... [ 59.814151] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:39:44 testing simple program... [ 59.898124] cgroup: Unknown subsys name 'net' [ 59.955794] cgroup: Unknown subsys name 'cpuset' [ 59.966920] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:39:43 Registers: info registers vcpu 0 RAX=0000000080000000 RBX=0000000000000002 RCX=ffffffff81b66035 RDX=0000000000000002 RSI=0000000000000001 RDI=0000000000000005 RBP=ffffffff84f28760 RSP=ffff888014387768 R8 =ffff888014387870 R9 =ffffed100129d700 R10=0000000000000002 R11=0000000000000001 R12=0000000000000002 R13=0000000000000005 R14=0000000000000003 R15=000000000000001c RIP=ffffffff817515ca 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 00007fdb08c6d900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4900000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055e40b96e000 CR3=000000000c870000 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=7b3836e5bac8c183214240f4b18aa196 XMM02=0000000000304408d59e07bde36eea69 XMM03=0000000000304530ec2efd57dc4c00df XMM04=60b72b604b9f40a400000000000ae988 XMM05=ec5e76bf96707b030000000000321bd0 XMM06=14648eaa1277bab10000000000320300 XMM07=fb795ef6d6577056000000000030f650 XMM08=2c67c8bc2e329bc30000000000304530 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000000 RCX=0000000000000004 RDX=0000000000000005 RSI=ffff88801662a3e0 RDI=ffff88802043fc64 RBP=ffff88802043fc64 RSP=ffff8880166879a0 R8 =0000000000000002 R9 =0000000000000000 R10=ffff8880166879b8 R11=0000000000000000 R12=ffff88802043fb90 R13=ffff88801662a3e0 R14=0000000000000001 R15=0000000000000cc0 RIP=ffffffff84c331e1 RFL=00000206 [-----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 00007ff54ed29900 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=000055e40b939954 CR3=0000000020449000 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