[ 39.000997] ------------[ cut here ]------------ [ 39.001588] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.002859] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.003808] Modules linked in: [ 39.004214] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.005570] Tainted: [W]=WARN [ 39.005923] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.006860] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.007437] 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 [ 39.009464] RSP: 0018:ffff88801388fbc0 EFLAGS: 00010286 [ 39.010059] RAX: 0000000000000000 RBX: ffffed1002711f78 RCX: ffffffff813a4050 [ 39.010864] RDX: ffff888013b71bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.011679] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002711f2f [ 39.012506] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.013324] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801388fdf8 [ 39.014107] FS: 00007ff2db7d4900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.015031] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.015714] CR2: 00007ff2dbcc6580 CR3: 000000000f879000 CR4: 0000000000350ef0 [ 39.016545] Call Trace: [ 39.016845] [ 39.017107] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.017686] ? __create_object+0x59/0x80 [ 39.018162] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.018779] __vmalloc_noprof+0x59/0x60 [ 39.019268] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.019808] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.020411] bpf_prog_alloc+0x39/0x200 [ 39.020853] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.021451] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.022001] do_seccomp+0x349/0x25e0 [ 39.022462] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.023013] ? __pfx_do_seccomp+0x10/0x10 [ 39.023518] ? find_held_lock+0x2b/0x80 [ 39.023981] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.024605] ? static_key_count+0x60/0x80 [ 39.025089] prctl_set_seccomp+0x4e/0x70 [ 39.025591] __do_sys_prctl+0xe6c/0x1d70 [ 39.026070] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.026629] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.027248] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.027848] ? irqentry_exit+0xf3/0x650 [ 39.028344] do_syscall_64+0xbf/0x430 [ 39.028797] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.029412] RIP: 0033:0x7ff2dbcc65cd [ 39.029836] 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 [ 39.031875] RSP: 002b:00007ffc5a4c5ae0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.032755] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff2dbcc65cd [ 39.033586] RDX: 000055a7b02e0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.034416] RBP: 00007ffc5a4c5b40 R08: 0000000000000000 R09: 00007ffc5a4c51e0 [ 39.035239] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a7e78112b0 [ 39.036041] R13: 00007ffc5a4c5f70 R14: 000055a7e7813d20 R15: 000055a7e78258d0 [ 39.036876] [ 39.037149] irq event stamp: 1715 [ 39.037572] hardirqs last enabled at (1725): [] __up_console_sem+0x78/0x80 [ 39.038556] hardirqs last disabled at (1734): [] __up_console_sem+0x5d/0x80 [ 39.039547] softirqs last enabled at (1266): [] handle_softirqs+0x50c/0x770 [ 39.040543] softirqs last disabled at (1235): [] __irq_exit_rcu+0xc4/0x100 [ 39.041518] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.959031] ------------[ cut here ]------------ [ 41.959904] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.961845] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 41.963233] Modules linked in: [ 41.963781] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.965737] Tainted: [W]=WARN [ 41.966314] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.967895] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.969001] 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 [ 41.971996] RSP: 0018:ffff888016c97bc0 EFLAGS: 00010286 [ 41.972902] RAX: 0000000000000000 RBX: ffffed1002d92f78 RCX: ffffffff813a4050 [ 41.974123] RDX: ffff888016150000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.975509] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d92f2f [ 41.976993] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.978344] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c97df8 [ 41.979562] FS: 00007f86d3e3b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.980929] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.981927] CR2: 00007f86d43a14a6 CR3: 000000001ecdb000 CR4: 0000000000350ef0 [ 41.983132] Call Trace: [ 41.983613] [ 41.984010] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.984858] ? __create_object+0x59/0x80 [ 41.985622] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.986533] __vmalloc_noprof+0x59/0x60 [ 41.987255] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.988047] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.988928] bpf_prog_alloc+0x39/0x200 [ 41.989644] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.990534] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.991396] do_seccomp+0x349/0x25e0 [ 41.992045] ? find_held_lock+0x2b/0x80 [ 41.992765] ? do_prlimit+0x310/0x610 [ 41.993488] ? __pfx_do_seccomp+0x10/0x10 [ 41.994238] ? do_raw_spin_unlock+0x53/0x220 [ 41.994998] ? _raw_spin_unlock+0x1e/0x40 [ 41.995741] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.996665] ? static_key_count+0x60/0x80 [ 41.997446] prctl_set_seccomp+0x4e/0x70 [ 41.998144] __do_sys_prctl+0xe6c/0x1d70 [ 41.998906] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.999729] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.000672] ? irqentry_exit+0xf3/0x650 [ 42.001396] do_syscall_64+0xbf/0x430 [ 42.002059] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.002971] RIP: 0033:0x7f86d432d5cd [ 42.003645] 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 [ 42.006657] RSP: 002b:00007ffde98b00c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.007981] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f86d432d5cd [ 42.009220] RDX: 0000559390bfce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.010433] RBP: 00007ffde98b0120 R08: 0000000000000000 R09: 00007ffde98af7c0 [ 42.011658] R10: 0000000000000000 R11: 0000000000000246 R12: 00005593bc3d8240 [ 42.012898] R13: 00007ffde98b0550 R14: 00005593bc3e1380 R15: 00005593bc3ec540 [ 42.014138] [ 42.014572] irq event stamp: 1761 [ 42.015149] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 42.016643] hardirqs last disabled at (1780): [] __up_console_sem+0x5d/0x80 [ 42.018079] softirqs last enabled at (1698): [] handle_softirqs+0x50c/0x770 [ 42.019550] softirqs last disabled at (1691): [] __irq_exit_rcu+0xc4/0x100 [ 42.021006] ---[ end trace 0000000000000000 ]--- [ 42.849320] ------------[ cut here ]------------ [ 42.850234] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.852331] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.853797] Modules linked in: [ 42.854427] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.856654] Tainted: [W]=WARN [ 42.857318] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.858790] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.859700] 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 [ 42.862869] RSP: 0018:ffff888017287bc0 EFLAGS: 00010286 [ 42.863945] RAX: 0000000000000000 RBX: ffffed1002e50f78 RCX: ffffffff813a4050 [ 42.865275] RDX: ffff88800b2a0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.866558] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e50f2f [ 42.867842] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.869203] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017287df8 [ 42.870486] FS: 00007f9bbef30900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.871939] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.873000] CR2: 00007f9bbf4964a6 CR3: 000000001efdd000 CR4: 0000000000350ef0 [ 42.874283] Call Trace: [ 42.874750] [ 42.875158] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.876069] ? __create_object+0x59/0x80 [ 42.876842] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.877815] __vmalloc_noprof+0x59/0x60 [ 42.878577] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.879450] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.880388] bpf_prog_alloc+0x39/0x200 [ 42.881084] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.882017] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.882924] do_seccomp+0x349/0x25e0 [ 42.883652] ? find_held_lock+0x2b/0x80 [ 42.884428] ? do_prlimit+0x310/0x610 [ 42.885126] ? __pfx_do_seccomp+0x10/0x10 [ 42.885914] ? do_raw_spin_unlock+0x53/0x220 [ 42.886750] ? _raw_spin_unlock+0x1e/0x40 [ 42.887541] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.888515] ? static_key_count+0x60/0x80 [ 42.889321] prctl_set_seccomp+0x4e/0x70 [ 42.890059] __do_sys_prctl+0xe6c/0x1d70 [ 42.890837] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.891689] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.892677] ? irqentry_exit+0xf3/0x650 [ 42.893448] do_syscall_64+0xbf/0x430 [ 42.894149] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.895101] RIP: 0033:0x7f9bbf4225cd [ 42.895805] 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 [ 42.898988] RSP: 002b:00007fffd210c0e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.900364] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9bbf4225cd [ 42.901643] RDX: 0000561995ce0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.902928] RBP: 00007fffd210c140 R08: 0000000000000000 R09: 00007fffd210b7e0 [ 42.904238] R10: 0000000000000000 R11: 0000000000000246 R12: 00005619aa692ad0 [ 42.905525] R13: 00007fffd210c570 R14: 00005619aa693bc0 R15: 00005619aa6a4780 [ 42.906833] [ 42.907294] irq event stamp: 1829 [ 42.907912] hardirqs last enabled at (1837): [] __up_console_sem+0x78/0x80 [ 42.909434] hardirqs last disabled at (1846): [] __up_console_sem+0x5d/0x80 [ 42.910962] softirqs last enabled at (1634): [] handle_softirqs+0x50c/0x770 [ 42.912518] softirqs last disabled at (1629): [] __irq_exit_rcu+0xc4/0x100 [ 42.914021] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:56730' (ECDSA) to the list of known hosts. 2025/11/18 06:01:41 fuzzer started 2025/11/18 06:01:41 dialing manager at localhost:37895 2025/11/18 06:01:41 checking machine... 2025/11/18 06:01:41 checking revisions... [ 43.834153] kmemleak: Automatic memory scanning thread ended 2025/11/18 06:01:41 testing simple program... [ 43.935757] cgroup: Unknown subsys name 'net' [ 44.005637] cgroup: Unknown subsys name 'cpuset' [ 44.020632] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 06:01:40 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=00005593bc3f634c RCX=ffffffff813685ae RDX=ffff88800987b780 RSI=00005593bc3f6000 RDI=ffffffffff600000 RBP=00005593bc3f6000 RSP=ffff88801b98ff00 R8 =0000000000000000 R9 =fffffbfff0cc9eca R10=0000000000000001 R11=0000000000000000 R12=0000000000000007 R13=00005593bc3f634c R14=0000000000000000 R15=0000000000000000 RIP=ffffffff817517c4 RFL=00000093 [--S-A-C] 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 00007f86d3e3b900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00005593bc3f634c CR3=000000001edb2000 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=0000000000027f21 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 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=00007ffee0f2e5c8 CR3=000000000d385000 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=ae22ac53f8160990c74eec76a5df16e7 XMM02=ec2efd57dc4c00df0000000000307a58 XMM03=728593d6d5b7363a0000000000307b28 XMM04=3fa3bdf995a4cfc700000000000ae988 XMM05=b6f166943077788e0000000000324940 XMM06=d74844bf967d85ba00000000003245c8 XMM07=e042d86d42eb936e0000000000314ed8 XMM08=728593d6d5b7363a0000000000307b28 XMM09=00000000000000000000000000000000 XMM10=00000000002000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000