[ 46.144109] ------------[ cut here ]------------ [ 46.145026] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.147039] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.148503] Modules linked in: [ 46.149356] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.151407] Tainted: [W]=WARN [ 46.151998] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.153452] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.154372] 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 [ 46.157536] RSP: 0018:ffff8880161e7bc0 EFLAGS: 00010286 [ 46.158527] RAX: 0000000000000000 RBX: ffffed1002c3cf78 RCX: ffffffff813a4050 [ 46.159797] RDX: ffff88801a439bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.161062] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c3cf2f [ 46.162338] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.163602] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880161e7df8 [ 46.164878] FS: 00007f6ac30f7900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.166336] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.167396] CR2: 00007ffeab07eef7 CR3: 000000000dbeb000 CR4: 0000000000350ef0 [ 46.168669] Call Trace: [ 46.169174] [ 46.169590] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.170488] ? __create_object+0x59/0x80 [ 46.171261] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.172231] __vmalloc_noprof+0x59/0x60 [ 46.172979] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.173809] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.174736] bpf_prog_alloc+0x39/0x200 [ 46.175482] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.176403] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.177294] do_seccomp+0x349/0x25e0 [ 46.178010] ? find_held_lock+0x2b/0x80 [ 46.178729] ? do_prlimit+0x310/0x610 [ 46.179464] ? __pfx_do_seccomp+0x10/0x10 [ 46.180255] ? do_raw_spin_unlock+0x53/0x220 [ 46.181100] ? _raw_spin_unlock+0x1e/0x40 [ 46.181856] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.182827] ? static_key_count+0x60/0x80 [ 46.183630] prctl_set_seccomp+0x4e/0x70 [ 46.184402] __do_sys_prctl+0xe6c/0x1d70 [ 46.185197] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.186061] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.187030] ? irqentry_exit+0xf3/0x650 [ 46.187751] do_syscall_64+0xbf/0x430 [ 46.188492] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.189446] RIP: 0033:0x7f6ac35e95cd [ 46.190165] 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 [ 46.193347] RSP: 002b:00007ffeab07c680 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.194734] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6ac35e95cd [ 46.196020] RDX: 000055e3a031ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.197316] RBP: 00007ffeab07c6e0 R08: 0000000000000000 R09: 00007ffeab07bd80 [ 46.198610] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e3b345bad0 [ 46.199891] R13: 00007ffeab07cb10 R14: 000055e3b345cbc0 R15: 000055e3b346d780 [ 46.201217] [ 46.201639] irq event stamp: 1793 [ 46.202288] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 46.203835] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 46.205363] softirqs last enabled at (1346): [] handle_softirqs+0x50c/0x770 [ 46.206957] softirqs last disabled at (1341): [] __irq_exit_rcu+0xc4/0x100 [ 46.208493] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.819359] ------------[ cut here ]------------ [ 48.820296] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.822332] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 48.823801] Modules linked in: [ 48.824441] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.826423] Tainted: [W]=WARN [ 48.827014] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.828479] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.829379] 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 [ 48.832525] RSP: 0018:ffff888016e57bc0 EFLAGS: 00010286 [ 48.833491] RAX: 0000000000000000 RBX: ffffed1002dcaf78 RCX: ffffffff813a4050 [ 48.834772] RDX: ffff88800f190000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.836055] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dcaf2f [ 48.837324] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.838610] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e57df8 [ 48.839929] FS: 00007f6aecdf8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.841335] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.842395] CR2: 00007ffdade69ef7 CR3: 000000000d6b6000 CR4: 0000000000350ef0 [ 48.843674] Call Trace: [ 48.844187] [ 48.844603] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.845502] ? __create_object+0x59/0x80 [ 48.846299] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.847267] __vmalloc_noprof+0x59/0x60 [ 48.848016] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.848847] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.849802] bpf_prog_alloc+0x39/0x200 [ 48.850536] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.851466] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.852364] do_seccomp+0x349/0x25e0 [ 48.853077] ? find_held_lock+0x2b/0x80 [ 48.853794] ? do_prlimit+0x310/0x610 [ 48.854537] ? __pfx_do_seccomp+0x10/0x10 [ 48.855310] ? do_raw_spin_unlock+0x53/0x220 [ 48.856135] ? _raw_spin_unlock+0x1e/0x40 [ 48.856869] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.857845] ? static_key_count+0x60/0x80 [ 48.858636] prctl_set_seccomp+0x4e/0x70 [ 48.859394] __do_sys_prctl+0xe6c/0x1d70 [ 48.860172] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.861022] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.861996] ? irqentry_exit+0xf3/0x650 [ 48.862728] do_syscall_64+0xbf/0x430 [ 48.863468] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.864423] RIP: 0033:0x7f6aed2ea5cd [ 48.865115] 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 [ 48.868262] RSP: 002b:00007ffdade68dd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.869615] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6aed2ea5cd [ 48.870932] RDX: 00005559b6ff6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.872201] RBP: 00007ffdade68e30 R08: 0000000000000000 R09: 00007ffdade684d0 [ 48.873469] R10: 0000000000000000 R11: 0000000000000246 R12: 00005559cbfc2ad0 [ 48.874771] R13: 00007ffdade69260 R14: 00005559cbfc3bc0 R15: 00005559cbfd4780 [ 48.876065] [ 48.876487] irq event stamp: 1783 [ 48.877137] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 48.878658] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 48.880176] softirqs last enabled at (1772): [] handle_softirqs+0x50c/0x770 [ 48.881702] softirqs last disabled at (1767): [] __irq_exit_rcu+0xc4/0x100 [ 48.882953] ---[ end trace 0000000000000000 ]--- [ 49.614201] ------------[ cut here ]------------ [ 49.614760] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.616763] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 49.618229] Modules linked in: [ 49.618823] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.620805] Tainted: [W]=WARN [ 49.621410] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.622951] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.623821] 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 [ 49.627013] RSP: 0018:ffff88801a7dfbc0 EFLAGS: 00010286 [ 49.627978] RAX: 0000000000000000 RBX: ffffed10034fbf78 RCX: ffffffff813a4050 [ 49.629235] RDX: ffff888015f53780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.630521] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034fbf2f [ 49.631785] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.633177] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a7dfdf8 [ 49.634452] FS: 00007fb6b5760900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.635837] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.636863] CR2: 00007fff381c6ef7 CR3: 0000000020820000 CR4: 0000000000350ef0 [ 49.638116] Call Trace: [ 49.638567] [ 49.639015] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.639847] ? __create_object+0x59/0x80 [ 49.640615] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.641560] __vmalloc_noprof+0x59/0x60 [ 49.642318] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.643173] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.644072] bpf_prog_alloc+0x39/0x200 [ 49.644740] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.645633] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.646523] do_seccomp+0x349/0x25e0 [ 49.647225] ? find_held_lock+0x2b/0x80 [ 49.647972] ? do_prlimit+0x310/0x610 [ 49.648651] ? __pfx_do_seccomp+0x10/0x10 [ 49.649417] ? do_raw_spin_unlock+0x53/0x220 [ 49.650237] ? _raw_spin_unlock+0x1e/0x40 [ 49.650991] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.651897] ? static_key_count+0x60/0x80 [ 49.652691] prctl_set_seccomp+0x4e/0x70 [ 49.653456] __do_sys_prctl+0xe6c/0x1d70 [ 49.654254] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.655103] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.656040] ? irqentry_exit+0xf3/0x650 [ 49.656744] do_syscall_64+0xbf/0x430 [ 49.657475] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.658411] RIP: 0033:0x7fb6b5c525cd [ 49.659109] 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 [ 49.662218] RSP: 002b:00007fff381c5710 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.663547] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb6b5c525cd [ 49.664775] RDX: 00005645c0c16e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.666029] RBP: 00007fff381c5770 R08: 0000000000000000 R09: 00007fff381c4e10 [ 49.667158] R10: 0000000000000000 R11: 0000000000000246 R12: 00005645c6f792b0 [ 49.667942] R13: 00007fff381c5ba0 R14: 00005645c6f7bd20 R15: 00005645c6f8d8d0 [ 49.668710] [ 49.668999] irq event stamp: 1709 [ 49.669373] hardirqs last enabled at (1717): [] __up_console_sem+0x78/0x80 [ 49.670313] hardirqs last disabled at (1726): [] __up_console_sem+0x5d/0x80 [ 49.671195] softirqs last enabled at (1622): [] handle_softirqs+0x50c/0x770 [ 49.672007] softirqs last disabled at (1615): [] __irq_exit_rcu+0xc4/0x100 [ 49.672759] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:12486' (ECDSA) to the list of known hosts. 2025/11/19 07:46:44 fuzzer started 2025/11/19 07:46:44 dialing manager at localhost:34383 2025/11/19 07:46:45 checking machine... 2025/11/19 07:46:45 checking revisions... [ 50.563867] kmemleak: Automatic memory scanning thread ended 2025/11/19 07:46:45 testing simple program... [ 50.642204] cgroup: Unknown subsys name 'net' [ 50.708674] cgroup: Unknown subsys name 'cpuset' [ 50.725975] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 07:46:44 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff88801a419bc0 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff88801a41a640 RDI=ffff88801a419bc0 RBP=ffff88801a41a618 RSP=ffff8880168af450 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=0000000000000009 R13=0000000000000001 R14=ffff88801a41a640 R15=0000000000000004 RIP=ffffffff815265d9 RFL=00000092 [--S-A--] 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 00007f6aecdf8900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdade62000 CR3=000000000e013000 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=6720646572637465733a4d41503d706f 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=000000000001fe55 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=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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd8d6ec968 CR3=000000000e5c5000 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=36343a373020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3933325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323734 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000