[ 39.155172] ------------[ cut here ]------------ [ 39.156153] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.158316] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.159866] Modules linked in: [ 39.160609] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.162730] Tainted: [W]=WARN [ 39.163414] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.165017] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.166045] 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 [ 39.169518] RSP: 0018:ffff88800f287bc0 EFLAGS: 00010286 [ 39.170608] RAX: 0000000000000000 RBX: ffffed1001e50f78 RCX: ffffffff813a4050 [ 39.171980] RDX: ffff88801aa00000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.173396] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e50f2f [ 39.174814] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.176244] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f287df8 [ 39.177882] FS: 00007f4eeefae900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.179679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.181046] CR2: 00007f4eef5144a6 CR3: 000000000d61b000 CR4: 0000000000350ef0 [ 39.182682] Call Trace: [ 39.183369] [ 39.183895] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.185005] ? __create_object+0x59/0x80 [ 39.185859] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.186927] __vmalloc_noprof+0x59/0x60 [ 39.187754] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.188701] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.189704] bpf_prog_alloc+0x39/0x200 [ 39.190535] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.191552] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.192534] do_seccomp+0x349/0x25e0 [ 39.193305] ? find_held_lock+0x2b/0x80 [ 39.194123] ? do_prlimit+0x310/0x610 [ 39.194886] ? __pfx_do_seccomp+0x10/0x10 [ 39.195761] ? do_raw_spin_unlock+0x53/0x220 [ 39.196689] ? _raw_spin_unlock+0x1e/0x40 [ 39.197549] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.198637] ? static_key_count+0x60/0x80 [ 39.199512] prctl_set_seccomp+0x4e/0x70 [ 39.200318] __do_sys_prctl+0xe6c/0x1d70 [ 39.201173] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.202137] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.203206] ? irqentry_exit+0xf3/0x650 [ 39.204048] do_syscall_64+0xbf/0x430 [ 39.204820] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.205962] RIP: 0033:0x7f4eef4a05cd [ 39.206698] 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 [ 39.210116] RSP: 002b:00007ffc14aed1d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.211643] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4eef4a05cd [ 39.213010] RDX: 00005579fc656e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.214502] RBP: 00007ffc14aed230 R08: 0000000000000000 R09: 00007ffc14aec8d0 [ 39.215861] R10: 0000000000000000 R11: 0000000000000246 R12: 00005579fdb87ad0 [ 39.217262] R13: 00007ffc14aed660 R14: 00005579fdb88bc0 R15: 00005579fdb99780 [ 39.218726] [ 39.219202] irq event stamp: 1771 [ 39.219860] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 39.221517] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 39.223128] softirqs last enabled at (1692): [] handle_softirqs+0x50c/0x770 [ 39.224838] softirqs last disabled at (1687): [] __irq_exit_rcu+0xc4/0x100 [ 39.226516] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.753528] ------------[ cut here ]------------ [ 42.754307] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.756000] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.757207] Modules linked in: [ 42.757700] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.759369] Tainted: [W]=WARN [ 42.759828] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.761043] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.761763] 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 [ 42.764385] RSP: 0018:ffff8880165cfbc0 EFLAGS: 00010286 [ 42.765364] RAX: 0000000000000000 RBX: ffffed1002cb9f78 RCX: ffffffff813a4050 [ 42.766666] RDX: ffff888016f40000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.767963] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cb9f2f [ 42.769014] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.770087] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880165cfdf8 [ 42.771133] FS: 00007f93a393e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.772333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.773196] CR2: 00007ffc7c7aaef8 CR3: 000000000d55d000 CR4: 0000000000350ef0 [ 42.774266] Call Trace: [ 42.774682] [ 42.775137] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.776020] ? __create_object+0x59/0x80 [ 42.776766] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.777783] __vmalloc_noprof+0x59/0x60 [ 42.778538] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.779264] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.780041] bpf_prog_alloc+0x39/0x200 [ 42.780616] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.781401] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.782171] do_seccomp+0x349/0x25e0 [ 42.782731] ? find_held_lock+0x2b/0x80 [ 42.783358] ? do_prlimit+0x310/0x610 [ 42.783975] ? __pfx_do_seccomp+0x10/0x10 [ 42.784591] ? do_raw_spin_unlock+0x53/0x220 [ 42.785288] ? _raw_spin_unlock+0x1e/0x40 [ 42.785912] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.786713] ? static_key_count+0x60/0x80 [ 42.787377] prctl_set_seccomp+0x4e/0x70 [ 42.788021] __do_sys_prctl+0xe6c/0x1d70 [ 42.788632] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.789342] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.790154] ? irqentry_exit+0xf3/0x650 [ 42.790754] do_syscall_64+0xbf/0x430 [ 42.791377] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.792168] RIP: 0033:0x7f93a3e305cd [ 42.792723] 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 [ 42.795375] RSP: 002b:00007ffc7c7a8790 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.796518] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f93a3e305cd [ 42.797597] RDX: 000056511dc48e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.798692] RBP: 00007ffc7c7a87f0 R08: 0000000000000000 R09: 00007ffc7c7a7e90 [ 42.799757] R10: 0000000000000000 R11: 0000000000000246 R12: 0000565131c8bbf0 [ 42.800819] R13: 00007ffc7c7a8c20 R14: 0000565131c95380 R15: 0000565131ca0460 [ 42.801920] [ 42.802311] irq event stamp: 1701 [ 42.802813] hardirqs last enabled at (1709): [] __up_console_sem+0x78/0x80 [ 42.804096] hardirqs last disabled at (1718): [] __up_console_sem+0x5d/0x80 [ 42.805358] softirqs last enabled at (1188): [] handle_softirqs+0x50c/0x770 [ 42.806654] softirqs last disabled at (1179): [] __irq_exit_rcu+0xc4/0x100 [ 42.807958] ---[ end trace 0000000000000000 ]--- [ 43.669765] ------------[ cut here ]------------ [ 43.670683] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.672701] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.674204] Modules linked in: [ 43.674808] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.676769] Tainted: [W]=WARN [ 43.677376] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.678892] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.679803] 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 [ 43.682966] RSP: 0018:ffff88801a8a7bc0 EFLAGS: 00010286 [ 43.683901] RAX: 0000000000000000 RBX: ffffed1003514f78 RCX: ffffffff813a4050 [ 43.685173] RDX: ffff888015c9d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.686475] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003514f2f [ 43.687759] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.689058] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a8a7df8 [ 43.690352] FS: 00007fa42dadb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.691784] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.692840] CR2: 00007fff47d97ef8 CR3: 000000000a19b000 CR4: 0000000000350ef0 [ 43.694201] Call Trace: [ 43.694664] [ 43.695126] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.696011] ? __create_object+0x59/0x80 [ 43.696740] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.697706] __vmalloc_noprof+0x59/0x60 [ 43.698492] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.699381] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.700331] bpf_prog_alloc+0x39/0x200 [ 43.701087] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.702049] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.702923] do_seccomp+0x349/0x25e0 [ 43.703651] ? find_held_lock+0x2b/0x80 [ 43.704421] ? do_prlimit+0x310/0x610 [ 43.705166] ? __pfx_do_seccomp+0x10/0x10 [ 43.705925] ? do_raw_spin_unlock+0x53/0x220 [ 43.706793] ? _raw_spin_unlock+0x1e/0x40 [ 43.707594] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.708566] ? static_key_count+0x60/0x80 [ 43.709383] prctl_set_seccomp+0x4e/0x70 [ 43.710185] __do_sys_prctl+0xe6c/0x1d70 [ 43.710991] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.711821] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.712794] ? irqentry_exit+0xf3/0x650 [ 43.713576] do_syscall_64+0xbf/0x430 [ 43.714338] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.715329] RIP: 0033:0x7fa42dfcd5cd [ 43.716057] 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 [ 43.719347] RSP: 002b:00007fff47d96990 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.720745] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa42dfcd5cd [ 43.722058] RDX: 0000563f3d0a5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.723371] RBP: 00007fff47d969f0 R08: 0000000000000000 R09: 00007fff47d96090 [ 43.724685] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563f675a12b0 [ 43.726011] R13: 00007fff47d96e20 R14: 0000563f675a3d20 R15: 0000563f675b58d0 [ 43.727350] [ 43.727789] irq event stamp: 1749 [ 43.728463] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 43.730022] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 43.731567] softirqs last enabled at (1728): [] handle_softirqs+0x50c/0x770 [ 43.733159] softirqs last disabled at (1723): [] __irq_exit_rcu+0xc4/0x100 [ 43.734586] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:28851' (ECDSA) to the list of known hosts. 2025/11/19 07:00:12 fuzzer started 2025/11/19 07:00:12 dialing manager at localhost:34383 2025/11/19 07:00:12 checking machine... 2025/11/19 07:00:12 checking revisions... [ 44.638380] kmemleak: Automatic memory scanning thread ended 2025/11/19 07:00:12 testing simple program... [ 44.724034] cgroup: Unknown subsys name 'net' [ 44.820876] cgroup: Unknown subsys name 'cpuset' [ 44.833355] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 07:00:11 Registers: info registers vcpu 0 RAX=0000000000000005 RBX=0000000000000200 RCX=ffffffff87cecb40 RDX=0000000000000008 RSI=ffff8880147d8a80 RDI=ffff8880147d8000 RBP=ffff8880147d8000 RSP=ffff88806ce08828 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=0000000000000009 R13=0000000000000001 R14=ffff8880147d8a80 R15=0000000000000003 RIP=ffffffff81526594 RFL=00000007 [-----PC] 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 00007f93a393e900 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=00007ffc7c7a2000 CR3=000000000e39e000 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=ffffffffffffffffffff000000000000 XMM01=000000000000003635006b6f6c6c756e XMM02=62003d73646e756f7200323135616873 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000202020 XMM09=ff0000ffffffffffff00000000ffffff XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000008e00 RBX=ffff888009613780 RCX=0000000000000100 RDX=0000000000000008 RSI=ffff8880096141d8 RDI=ffff8880096141d8 RBP=ffff8880096141d8 RSP=ffff888009637af0 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff8880096141d8 R13=ffffffffffffffff R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81527588 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 0000000000000000 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=00007f93a3ef60b0 CR3=00000000145bc000 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=30303a373020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383036 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000