[ 47.213015] ------------[ cut here ]------------ [ 47.213887] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 47.215856] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 47.217278] Modules linked in: [ 47.217864] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 47.219847] Tainted: [W]=WARN [ 47.220433] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 47.221873] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 47.222776] 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 [ 47.225889] RSP: 0018:ffff88800f04fbc0 EFLAGS: 00010286 [ 47.226847] RAX: 0000000000000000 RBX: ffffed1001e09f78 RCX: ffffffff813a4050 [ 47.228106] RDX: ffff888007320000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 47.229390] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e09f2f [ 47.230636] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 47.231898] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f04fdf8 [ 47.233171] FS: 00007f1094e08900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 47.234577] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.235612] CR2: 00007f109536e4a6 CR3: 0000000015e07000 CR4: 0000000000350ef0 [ 47.236884] Call Trace: [ 47.237393] [ 47.237795] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 47.238668] ? __create_object+0x59/0x80 [ 47.239432] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.240394] __vmalloc_noprof+0x59/0x60 [ 47.241135] bpf_prog_alloc_no_stats+0x55/0x470 [ 47.241940] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.242846] bpf_prog_alloc+0x39/0x200 [ 47.243569] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.244476] bpf_prog_create_from_user+0xb2/0x2f0 [ 47.245369] do_seccomp+0x349/0x25e0 [ 47.246070] ? find_held_lock+0x2b/0x80 [ 47.246769] ? do_prlimit+0x310/0x610 [ 47.247505] ? __pfx_do_seccomp+0x10/0x10 [ 47.248292] ? do_raw_spin_unlock+0x53/0x220 [ 47.249105] ? _raw_spin_unlock+0x1e/0x40 [ 47.249833] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 47.250778] ? static_key_count+0x60/0x80 [ 47.251561] prctl_set_seccomp+0x4e/0x70 [ 47.252315] __do_sys_prctl+0xe6c/0x1d70 [ 47.253083] ? __pfx___do_sys_prctl+0x10/0x10 [ 47.253892] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 47.254828] ? irqentry_exit+0xf3/0x650 [ 47.255565] do_syscall_64+0xbf/0x430 [ 47.256294] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.257223] RIP: 0033:0x7f10952fa5cd [ 47.257871] 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 [ 47.260961] RSP: 002b:00007ffd40999fd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.262324] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f10952fa5cd [ 47.263577] RDX: 0000563f68490e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.264846] RBP: 00007ffd4099a030 R08: 0000000000000000 R09: 00007ffd409996d0 [ 47.266089] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563fa5aa0bf0 [ 47.267342] R13: 00007ffd4099a460 R14: 0000563fa5aaa380 R15: 0000563fa5ab5460 [ 47.268626] [ 47.269077] irq event stamp: 1759 [ 47.269664] hardirqs last enabled at (1767): [] __up_console_sem+0x78/0x80 [ 47.271149] hardirqs last disabled at (1776): [] __up_console_sem+0x5d/0x80 [ 47.272644] softirqs last enabled at (1746): [] handle_softirqs+0x50c/0x770 [ 47.274147] softirqs last disabled at (1741): [] __irq_exit_rcu+0xc4/0x100 [ 47.275617] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.147939] ------------[ cut here ]------------ [ 50.148401] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.149394] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 50.150075] Modules linked in: [ 50.150360] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.151290] Tainted: [W]=WARN [ 50.151551] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.152242] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.152664] 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 [ 50.154152] RSP: 0018:ffff88801843fbc0 EFLAGS: 00010286 [ 50.154589] RAX: 0000000000000000 RBX: ffffed1003087f78 RCX: ffffffff813a4050 [ 50.155198] RDX: ffff888016aa5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.155779] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003087f2f [ 50.156390] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.156996] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801843fdf8 [ 50.157579] FS: 00007ffb3417e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.158251] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.158726] CR2: 00007ffc8325bef7 CR3: 000000000d95d000 CR4: 0000000000350ef0 [ 50.159331] Call Trace: [ 50.159551] [ 50.159744] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.160167] ? __create_object+0x59/0x80 [ 50.160527] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.160958] __vmalloc_noprof+0x59/0x60 [ 50.161319] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.161706] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.162150] bpf_prog_alloc+0x39/0x200 [ 50.162478] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.162890] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.163317] do_seccomp+0x349/0x25e0 [ 50.163636] ? find_held_lock+0x2b/0x80 [ 50.163995] ? do_prlimit+0x310/0x610 [ 50.164334] ? __pfx_do_seccomp+0x10/0x10 [ 50.164678] ? do_raw_spin_unlock+0x53/0x220 [ 50.165069] ? _raw_spin_unlock+0x1e/0x40 [ 50.165416] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.165846] ? static_key_count+0x60/0x80 [ 50.166224] prctl_set_seccomp+0x4e/0x70 [ 50.166569] __do_sys_prctl+0xe6c/0x1d70 [ 50.166912] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.167318] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.167752] ? irqentry_exit+0xf3/0x650 [ 50.168118] do_syscall_64+0xbf/0x430 [ 50.168460] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.168883] RIP: 0033:0x7ffb346705cd [ 50.169218] 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 [ 50.170697] RSP: 002b:00007ffc8325a3d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.171334] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffb346705cd [ 50.171908] RDX: 00005631a4b3fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.172514] RBP: 00007ffc8325a430 R08: 0000000000000000 R09: 00007ffc83259ad0 [ 50.173106] R10: 0000000000000000 R11: 0000000000000246 R12: 00005631cb7d6bf0 [ 50.173678] R13: 00007ffc8325a860 R14: 00005631cb7e0380 R15: 00005631cb7eb460 [ 50.174279] [ 50.174479] irq event stamp: 1695 [ 50.174759] hardirqs last enabled at (1703): [] __up_console_sem+0x78/0x80 [ 50.175471] hardirqs last disabled at (1712): [] __up_console_sem+0x5d/0x80 [ 50.176181] softirqs last enabled at (1252): [] handle_softirqs+0x50c/0x770 [ 50.176887] softirqs last disabled at (1243): [] __irq_exit_rcu+0xc4/0x100 [ 50.177593] ---[ end trace 0000000000000000 ]--- [ 50.853784] ------------[ cut here ]------------ [ 50.854303] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.855436] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 50.856257] Modules linked in: [ 50.856587] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.857663] Tainted: [W]=WARN [ 50.857995] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.858773] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.859280] 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 [ 50.861017] RSP: 0018:ffff88801661fbc0 EFLAGS: 00010286 [ 50.861524] RAX: 0000000000000000 RBX: ffffed1002cc3f78 RCX: ffffffff813a4050 [ 50.862223] RDX: ffff8880154f5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.862891] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cc3f2f [ 50.863594] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.864298] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801661fdf8 [ 50.865018] FS: 00007f5caac68900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.865778] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.866360] CR2: 00007ffe8ec80ef7 CR3: 000000000e479000 CR4: 0000000000350ef0 [ 50.867063] Call Trace: [ 50.867324] [ 50.867559] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.868062] ? __create_object+0x59/0x80 [ 50.868491] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.869046] __vmalloc_noprof+0x59/0x60 [ 50.869454] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.869922] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.870453] bpf_prog_alloc+0x39/0x200 [ 50.870850] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.871377] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.871872] do_seccomp+0x349/0x25e0 [ 50.872278] ? find_held_lock+0x2b/0x80 [ 50.872691] ? do_prlimit+0x310/0x610 [ 50.873110] ? __pfx_do_seccomp+0x10/0x10 [ 50.873525] ? do_raw_spin_unlock+0x53/0x220 [ 50.873957] ? _raw_spin_unlock+0x1e/0x40 [ 50.874396] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.874910] ? static_key_count+0x60/0x80 [ 50.875364] prctl_set_seccomp+0x4e/0x70 [ 50.875781] __do_sys_prctl+0xe6c/0x1d70 [ 50.876224] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.876682] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.877220] ? irqentry_exit+0xf3/0x650 [ 50.877621] do_syscall_64+0xbf/0x430 [ 50.878032] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.878535] RIP: 0033:0x7f5cab15a5cd [ 50.878897] 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 [ 50.880698] RSP: 002b:00007ffe8ec7f100 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.881453] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5cab15a5cd [ 50.882175] RDX: 000055fe1de00e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.882852] RBP: 00007ffe8ec7f160 R08: 0000000000000000 R09: 00007ffe8ec7e800 [ 50.883563] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fe3721dad0 [ 50.884268] R13: 00007ffe8ec7f590 R14: 000055fe3721ebc0 R15: 000055fe3722f780 [ 50.884998] [ 50.885232] irq event stamp: 1655 [ 50.885563] hardirqs last enabled at (1663): [] __up_console_sem+0x78/0x80 [ 50.886403] hardirqs last disabled at (1672): [] __up_console_sem+0x5d/0x80 [ 50.887249] softirqs last enabled at (1180): [] handle_softirqs+0x50c/0x770 [ 50.888109] softirqs last disabled at (1171): [] __irq_exit_rcu+0xc4/0x100 [ 50.888931] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:28828' (ECDSA) to the list of known hosts. 2025/11/19 07:53:48 fuzzer started 2025/11/19 07:53:49 dialing manager at localhost:34383 2025/11/19 07:53:49 checking machine... 2025/11/19 07:53:49 checking revisions... [ 51.741047] kmemleak: Automatic memory scanning thread ended 2025/11/19 07:53:49 testing simple program... [ 51.839035] cgroup: Unknown subsys name 'net' [ 51.904499] cgroup: Unknown subsys name 'cpuset' [ 51.920266] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 07:53:48 Registers: info registers vcpu 0 RAX=000000000004dbd9 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 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 fffffe7400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa2098ed308 CR3=000000000e44d000 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=d0e39b2502333680a247b841157edf43 XMM02=2c67c8bc2e329bc300000000003042b8 XMM03=fb795ef6d6577056000000000030f660 XMM04=d4e33db60eef943100000000000ae988 XMM05=d23bfd5957dd6f43000000000031fa28 XMM06=d74844bf967d85ba000000000031f340 XMM07=e042d86d42eb936e000000000030f938 XMM08=4c315cea1726f5720000000000304318 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff87ce3608 RBX=ffff888016aa3780 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff888016aa4228 RDI=ffff888016aa4228 RBP=ffff888016aa41d8 RSP=ffff88806cf088e8 R8 =0000000000000002 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff888016aa4228 R13=b503ba001073dead R14=0000000000000000 R15=0000000000000002 RIP=ffffffff81527583 RFL=00000082 [--S----] 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 00007ffb3417e900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc83254000 CR3=000000000e47a000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000