syzkaller login: [ 45.902529] ------------[ cut here ]------------ [ 45.903467] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.905508] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 45.906969] Modules linked in: [ 45.907567] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.909563] Tainted: [W]=WARN [ 45.910186] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.911687] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.912588] 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 [ 45.915810] RSP: 0018:ffff888015ef7bc0 EFLAGS: 00010286 [ 45.916777] RAX: 0000000000000000 RBX: ffffed1002bdef78 RCX: ffffffff813a4050 [ 45.918068] RDX: ffff888015d83780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.919367] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bdef2f [ 45.920661] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.921967] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015ef7df8 [ 45.923245] FS: 00007fd90dd65900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.924707] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.925769] CR2: 00007fd90e257580 CR3: 000000000c3d3000 CR4: 0000000000350ef0 [ 45.927090] Call Trace: [ 45.927566] [ 45.928029] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.928914] ? __create_object+0x59/0x80 [ 45.929661] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.930637] __vmalloc_noprof+0x59/0x60 [ 45.931381] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.932262] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.933192] bpf_prog_alloc+0x39/0x200 [ 45.933941] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.934873] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.935740] do_seccomp+0x349/0x25e0 [ 45.936460] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.937372] ? __pfx_do_seccomp+0x10/0x10 [ 45.938183] ? find_held_lock+0x2b/0x80 [ 45.938946] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.939925] ? static_key_count+0x60/0x80 [ 45.940683] prctl_set_seccomp+0x4e/0x70 [ 45.941458] __do_sys_prctl+0xe6c/0x1d70 [ 45.942255] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.943126] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.944093] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.945069] ? irqentry_exit+0xf3/0x650 [ 45.945783] do_syscall_64+0xbf/0x430 [ 45.946551] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.947518] RIP: 0033:0x7fd90e2575cd [ 45.948229] 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 [ 45.951431] RSP: 002b:00007fff45f6d040 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.952836] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd90e2575cd [ 45.954135] RDX: 0000564863f6ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.955409] RBP: 00007fff45f6d0a0 R08: 0000000000000000 R09: 00007fff45f6c740 [ 45.956683] R10: 0000000000000000 R11: 0000000000000246 R12: 000056488d481b10 [ 45.957976] R13: 00007fff45f6d4d0 R14: 000056488d4822b0 R15: 000056488d4966f0 [ 45.959285] [ 45.959715] irq event stamp: 1727 [ 45.960386] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 45.961931] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 45.963463] softirqs last enabled at (1648): [] handle_softirqs+0x50c/0x770 [ 45.965021] softirqs last disabled at (1643): [] __irq_exit_rcu+0xc4/0x100 [ 45.966562] ---[ end trace 0000000000000000 ]--- [ 49.407628] ------------[ cut here ]------------ [ 49.408576] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.410670] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 49.412150] Modules linked in: [ 49.412757] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.415056] Tainted: [W]=WARN [ 49.415633] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.417236] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.418210] 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 [ 49.421479] RSP: 0018:ffff888019d1fbc0 EFLAGS: 00010286 [ 49.422500] RAX: 0000000000000000 RBX: ffffed10033a3f78 RCX: ffffffff813a4050 [ 49.423840] RDX: ffff888016441bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.425188] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033a3f2f [ 49.426543] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.427877] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019d1fdf8 [ 49.429210] FS: 00007f4804df2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.430722] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.431843] CR2: 00007f48052e4580 CR3: 000000000d0d5000 CR4: 0000000000350ef0 [ 49.433176] Call Trace: [ 49.433657] [ 49.434138] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.435066] ? __create_object+0x59/0x80 [ 49.435871] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.436881] __vmalloc_noprof+0x59/0x60 [ 49.437637] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.438567] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.439544] bpf_prog_alloc+0x39/0x200 [ 49.440323] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.441299] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.442258] do_seccomp+0x349/0x25e0 [ 49.443024] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.443985] ? __pfx_do_seccomp+0x10/0x10 [ 49.444773] ? find_held_lock+0x2b/0x80 [ 49.445571] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.446596] ? static_key_count+0x60/0x80 [ 49.447435] prctl_set_seccomp+0x4e/0x70 [ 49.448252] __do_sys_prctl+0xe6c/0x1d70 [ 49.449066] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.449974] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.451015] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.452029] ? irqentry_exit+0xf3/0x650 [ 49.452854] do_syscall_64+0xbf/0x430 [ 49.453594] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.454608] RIP: 0033:0x7f48052e45cd [ 49.455347] 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 [ 49.458718] RSP: 002b:00007ffed1e527e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.460144] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f48052e45cd [ 49.461516] RDX: 0000564ff62d6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.462882] RBP: 00007ffed1e52840 R08: 0000000000000000 R09: 00007ffed1e51ee0 [ 49.464238] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564ffe756ad0 [ 49.465587] R13: 00007ffed1e52c70 R14: 0000564ffe757bc0 R15: 0000564ffe768780 [ 49.466876] [ 49.467253] irq event stamp: 1801 [ 49.467784] hardirqs last enabled at (1809): [] __up_console_sem+0x78/0x80 [ 49.469153] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 49.470510] softirqs last enabled at (1770): [] handle_softirqs+0x50c/0x770 [ 49.471878] softirqs last disabled at (1765): [] __irq_exit_rcu+0xc4/0x100 [ 49.473206] ---[ end trace 0000000000000000 ]--- [ 50.264738] ------------[ cut here ]------------ [ 50.265660] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.267748] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 50.269225] Modules linked in: [ 50.269810] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.271840] Tainted: [W]=WARN [ 50.272386] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.273873] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.274749] 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 [ 50.277908] RSP: 0018:ffff88800ef3fbc0 EFLAGS: 00010286 [ 50.278912] RAX: 0000000000000000 RBX: ffffed1001de7f78 RCX: ffffffff813a4050 [ 50.280197] RDX: ffff88801910b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.281492] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001de7f2f [ 50.282805] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.284116] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ef3fdf8 [ 50.285392] FS: 00007f3d800ba900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.286856] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.287925] CR2: 00007ffede355ef8 CR3: 000000000a204000 CR4: 0000000000350ef0 [ 50.289225] Call Trace: [ 50.289704] [ 50.290156] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.291065] ? __create_object+0x59/0x80 [ 50.291791] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.292759] __vmalloc_noprof+0x59/0x60 [ 50.293527] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.294425] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.295365] bpf_prog_alloc+0x39/0x200 [ 50.296118] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.297066] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.297982] do_seccomp+0x349/0x25e0 [ 50.298674] ? find_held_lock+0x2b/0x80 [ 50.299427] ? do_prlimit+0x310/0x610 [ 50.300175] ? __pfx_do_seccomp+0x10/0x10 [ 50.300967] ? do_raw_spin_unlock+0x53/0x220 [ 50.301755] ? _raw_spin_unlock+0x1e/0x40 [ 50.302553] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.303522] ? static_key_count+0x60/0x80 [ 50.304341] prctl_set_seccomp+0x4e/0x70 [ 50.305114] __do_sys_prctl+0xe6c/0x1d70 [ 50.305898] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.306732] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.307713] ? irqentry_exit+0xf3/0x650 [ 50.308471] do_syscall_64+0xbf/0x430 [ 50.309205] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.310166] RIP: 0033:0x7f3d805ac5cd [ 50.310869] 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 [ 50.314050] RSP: 002b:00007ffede3544c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.315395] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3d805ac5cd [ 50.316705] RDX: 000055a04bd19e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.318003] RBP: 00007ffede354520 R08: 0000000000000000 R09: 00007ffede353bc0 [ 50.319302] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a07b37ead0 [ 50.320582] R13: 00007ffede354950 R14: 000055a07b37fbc0 R15: 000055a07b390780 [ 50.321887] [ 50.322316] irq event stamp: 1707 [ 50.322958] hardirqs last enabled at (1717): [] __up_console_sem+0x78/0x80 [ 50.324481] hardirqs last disabled at (1726): [] __up_console_sem+0x5d/0x80 [ 50.326009] softirqs last enabled at (1696): [] handle_softirqs+0x50c/0x770 [ 50.327559] softirqs last disabled at (1691): [] __irq_exit_rcu+0xc4/0x100 [ 50.329078] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:41469' (ECDSA) to the list of known hosts. 2025/11/18 03:55:17 fuzzer started 2025/11/18 03:55:18 dialing manager at localhost:37895 2025/11/18 03:55:18 checking machine... 2025/11/18 03:55:18 checking revisions... [ 51.213548] kmemleak: Automatic memory scanning thread ended 2025/11/18 03:55:18 testing simple program... [ 51.307183] cgroup: Unknown subsys name 'net' [ 51.373625] cgroup: Unknown subsys name 'cpuset' [ 51.390713] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 03:55:17 Registers: info registers vcpu 0 RAX=ffffc90000660000 RBX=ffff88800b2a0c80 RCX=1ffff11001654273 RDX=1ffff110016541d6 RSI=0000000000000004 RDI=ffff88800b2a1398 RBP=1ffff110012bef53 RSP=ffff8880095f7a20 R8 =0000000000000001 R9 =ffffed10012bef32 R10=0000000000000003 R11=0000000000000001 R12=ffff88800b2a0e98 R13=000000000000000d R14=ffff88800b2a0000 R15=ffff88800b2a0c80 RIP=ffffffff83623718 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 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f797e2cf000 CR3=000000000cc1c000 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=a60212d6c58ad8875d45cce0401bc936 XMM02=ec2efd57dc4c00df0000000000304298 XMM03=3e11f7e1cbd31e460000000000304368 XMM04=115b910903aa1a7600000000000ae988 XMM05=eb4e5e35bf66c2020000000000320e40 XMM06=090f1556b20111b3000000000031fc70 XMM07=fb795ef6d6577056000000000030ff60 XMM08=2c67c8bc2e329bc30000000000304308 XMM09=00000000000000000000000000000000 XMM10=00000000002000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=000ffffffffff000 RCX=ffffffff81a45ccf RDX=1ffff11003212fa9 RSI=000000001fb74067 RDI=0000000000000000 RBP=ffff888019097dc8 RSP=ffff888019097ca0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000043 R11=0000000000000001 R12=ffff88801fb74a30 R13=000000001fb74067 R14=0000000000000000 R15=ffff88801fb6e900 RIP=ffffffff817517c8 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f4804df2900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4805946044 CR3=000000000d075000 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=000000ff0000000000000000000000ff XMM02=ff7677c8fe2841951eeaac24681dc1d1 XMM03=5cc450d671308ffd3543eecb2cd5da8f XMM04=8a22a64e77873552cabe263eb85f77f3 XMM05=000000ff0000000000000000000000ff XMM06=5c22504e713035523543263e2c5f778f XMM07=672065736f6c635f6e6f69737365733a XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000