[ 39.085727] ------------[ cut here ]------------ [ 39.086649] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.088708] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.090141] Modules linked in: [ 39.090735] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.092751] Tainted: [W]=WARN [ 39.093347] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.095091] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.096093] 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 [ 39.099289] RSP: 0018:ffff88801aa6fbc0 EFLAGS: 00010286 [ 39.100285] RAX: 0000000000000000 RBX: ffffed100354df78 RCX: ffffffff813a4050 [ 39.101570] RDX: ffff888015fcd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.102851] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100354df2f [ 39.104151] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.105430] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801aa6fdf8 [ 39.106718] FS: 00007f9948a18900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.108177] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.109243] CR2: 00007ffc31d4bef7 CR3: 0000000009f0f000 CR4: 0000000000350ef0 [ 39.110536] Call Trace: [ 39.111040] [ 39.111468] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.112371] ? __create_object+0x59/0x80 [ 39.113396] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.114374] __vmalloc_noprof+0x59/0x60 [ 39.115145] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.116040] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.116936] bpf_prog_alloc+0x39/0x200 [ 39.117682] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.118624] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.119538] do_seccomp+0x349/0x25e0 [ 39.120265] ? find_held_lock+0x2b/0x80 [ 39.121028] ? do_prlimit+0x310/0x610 [ 39.121730] ? __pfx_do_seccomp+0x10/0x10 [ 39.122515] ? do_raw_spin_unlock+0x53/0x220 [ 39.123372] ? _raw_spin_unlock+0x1e/0x40 [ 39.124156] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.125121] ? static_key_count+0x60/0x80 [ 39.125872] prctl_set_seccomp+0x4e/0x70 [ 39.126663] __do_sys_prctl+0xe6c/0x1d70 [ 39.127448] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.128305] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.129282] ? irqentry_exit+0xf3/0x650 [ 39.130058] do_syscall_64+0xbf/0x430 [ 39.130746] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.131715] RIP: 0033:0x7f9948f0a5cd [ 39.132427] 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 [ 39.135588] RSP: 002b:00007ffc31d49ce0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.136935] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9948f0a5cd [ 39.138230] RDX: 000055e618db8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.139566] RBP: 00007ffc31d49d40 R08: 0000000000000000 R09: 00007ffc31d493e0 [ 39.140860] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e637021bf0 [ 39.142156] R13: 00007ffc31d4a170 R14: 000055e63702b380 R15: 000055e637036460 [ 39.143469] [ 39.143894] irq event stamp: 1833 [ 39.144541] hardirqs last enabled at (1843): [] __up_console_sem+0x78/0x80 [ 39.146062] hardirqs last disabled at (1852): [] __up_console_sem+0x5d/0x80 [ 39.147596] softirqs last enabled at (1404): [] handle_softirqs+0x50c/0x770 [ 39.149136] softirqs last disabled at (1399): [] __irq_exit_rcu+0xc4/0x100 [ 39.150648] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.215297] scp (237) used greatest stack depth: 23712 bytes left [ 42.395406] ------------[ cut here ]------------ [ 42.396328] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.398332] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 42.399793] Modules linked in: [ 42.400435] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.402414] Tainted: [W]=WARN [ 42.403017] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.404493] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.405418] 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 [ 42.408602] RSP: 0018:ffff88801a53fbc0 EFLAGS: 00010286 [ 42.409581] RAX: 0000000000000000 RBX: ffffed10034a7f78 RCX: ffffffff813a4050 [ 42.410863] RDX: ffff88801786b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.412148] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034a7f2f [ 42.413422] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.414701] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a53fdf8 [ 42.416001] FS: 00007f2a36bfa900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.417451] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.418514] CR2: 00007fff2b8fdef7 CR3: 000000000d5cd000 CR4: 0000000000350ef0 [ 42.419811] Call Trace: [ 42.420326] [ 42.420736] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.421641] ? __create_object+0x59/0x80 [ 42.422419] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.423400] __vmalloc_noprof+0x59/0x60 [ 42.424160] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.425042] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.425925] bpf_prog_alloc+0x39/0x200 [ 42.426660] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.427596] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.428488] do_seccomp+0x349/0x25e0 [ 42.429197] ? find_held_lock+0x2b/0x80 [ 42.429898] ? do_prlimit+0x310/0x610 [ 42.430634] ? __pfx_do_seccomp+0x10/0x10 [ 42.431436] ? do_raw_spin_unlock+0x53/0x220 [ 42.432282] ? _raw_spin_unlock+0x1e/0x40 [ 42.433074] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.434051] ? static_key_count+0x60/0x80 [ 42.434816] prctl_set_seccomp+0x4e/0x70 [ 42.435618] __do_sys_prctl+0xe6c/0x1d70 [ 42.436412] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.437284] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.438266] ? irqentry_exit+0xf3/0x650 [ 42.439041] do_syscall_64+0xbf/0x430 [ 42.439752] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.440714] RIP: 0033:0x7f2a370ec5cd [ 42.441437] 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 [ 42.444654] RSP: 002b:00007fff2b8fc080 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.446032] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2a370ec5cd [ 42.447345] RDX: 0000562d1c45de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.448643] RBP: 00007fff2b8fc0e0 R08: 0000000000000000 R09: 00007fff2b8fb780 [ 42.449940] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562d2b145ad0 [ 42.451283] R13: 00007fff2b8fc510 R14: 0000562d2b146bc0 R15: 0000562d2b157780 [ 42.452610] [ 42.453074] irq event stamp: 1803 [ 42.453688] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 42.455235] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 42.456694] softirqs last enabled at (1776): [] handle_softirqs+0x50c/0x770 [ 42.458025] softirqs last disabled at (1771): [] __irq_exit_rcu+0xc4/0x100 [ 42.459340] ---[ end trace 0000000000000000 ]--- [ 43.144606] ------------[ cut here ]------------ [ 43.145637] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.148007] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.149868] Modules linked in: [ 43.150677] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.152998] Tainted: [W]=WARN [ 43.153637] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.155342] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.156394] 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 [ 43.160050] RSP: 0018:ffff88801bfb7bc0 EFLAGS: 00010286 [ 43.161187] RAX: 0000000000000000 RBX: ffffed10037f6f78 RCX: ffffffff813a4050 [ 43.162669] RDX: ffff88800a3e3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.164170] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10037f6f2f [ 43.165660] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.167157] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bfb7df8 [ 43.168656] FS: 00007f2edb1d0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.170323] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.171575] CR2: 00007ffe4245def7 CR3: 000000000da35000 CR4: 0000000000350ef0 [ 43.173075] Call Trace: [ 43.173611] [ 43.174141] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.175180] ? __create_object+0x59/0x80 [ 43.176112] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.177239] __vmalloc_noprof+0x59/0x60 [ 43.178135] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.179157] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.180249] bpf_prog_alloc+0x39/0x200 [ 43.181112] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.182209] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.183275] do_seccomp+0x349/0x25e0 [ 43.184125] ? find_held_lock+0x2b/0x80 [ 43.184949] ? do_prlimit+0x310/0x610 [ 43.185809] ? __pfx_do_seccomp+0x10/0x10 [ 43.186727] ? do_raw_spin_unlock+0x53/0x220 [ 43.187711] ? _raw_spin_unlock+0x1e/0x40 [ 43.188613] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.189722] ? static_key_count+0x60/0x80 [ 43.190650] prctl_set_seccomp+0x4e/0x70 [ 43.191560] __do_sys_prctl+0xe6c/0x1d70 [ 43.192470] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.193464] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.194585] ? irqentry_exit+0xf3/0x650 [ 43.195487] do_syscall_64+0xbf/0x430 [ 43.196345] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.197445] RIP: 0033:0x7f2edb6c25cd [ 43.198270] 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 [ 43.201569] RSP: 002b:00007ffe4245c980 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.202888] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2edb6c25cd [ 43.204142] RDX: 0000561e73dcce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.205387] RBP: 00007ffe4245c9e0 R08: 0000000000000000 R09: 00007ffe4245c080 [ 43.206633] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561e89cb9240 [ 43.207890] R13: 00007ffe4245ce10 R14: 0000561e89cb8bf0 R15: 0000561e89ccd4d0 [ 43.209147] [ 43.209554] irq event stamp: 1839 [ 43.210190] hardirqs last enabled at (1849): [] __up_console_sem+0x78/0x80 [ 43.211674] hardirqs last disabled at (1858): [] __up_console_sem+0x5d/0x80 [ 43.213143] softirqs last enabled at (1752): [] handle_softirqs+0x50c/0x770 [ 43.214634] softirqs last disabled at (1747): [] __irq_exit_rcu+0xc4/0x100 [ 43.216104] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:58027' (ECDSA) to the list of known hosts. 2025/11/18 04:14:51 fuzzer started 2025/11/18 04:14:51 dialing manager at localhost:37895 2025/11/18 04:14:51 checking machine... 2025/11/18 04:14:51 checking revisions... [ 44.031418] kmemleak: Automatic memory scanning thread ended 2025/11/18 04:14:51 testing simple program... [ 44.116383] cgroup: Unknown subsys name 'net' [ 44.187294] cgroup: Unknown subsys name 'cpuset' [ 44.199430] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 04:14:50 Registers: info registers vcpu 0 RAX=ffffffff87d08958 RBX=0000000000000030 RCX=ffffffff883cf288 RDX=00000000000065e5 RSI=ffffffff87d09860 RDI=00000000000000ad RBP=ffffffff81522860 RSP=ffff88806ce087b0 R8 =0000000000000000 R9 =0000000000000030 R10=ffff888016424250 R11=0000000000000000 R12=ffff88806ce08820 R13=ffffffff815229a0 R14=0000000000000000 R15=ffffffff883cc8f8 RIP=ffffffff81523762 RFL=00000046 [---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 =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f2a36bfa900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff2b8f6000 CR3=000000000d530000 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=000000000002790b 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=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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f02b0eb7000 CR3=000000000dfae000 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=16869ab5163efb8da748da028e193090 XMM02=0000000000302bd0ec2efd57dc4c00df XMM03=000000000030e25891769bc0f7144fd1 XMM04=e64a79663d17f0ee00000000000ae988 XMM05=b6bc4e8cc8ab892a000000000031f048 XMM06=d74844bf967d85ba000000000031ecd0 XMM07=e042d86d42eb936e000000000030e530 XMM08=91769bc0f7144fd10000000000302c30 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000